12016-12-30  Sandra Loosemore  <sandra@codesourcery.com>
2
3	* doc/cppopts.texi: Reorder table entries to put the most
4	commonly-used options first and debug options last.
5
62016-12-30  Uros Bizjak  <ubizjak@gmail.com>
7
8	* config/i386/i386.md (*testqi_ext_3): Merge insn pattern and
9	corresponding splitter to define_insn_and_split.  Use wi::shifted_mask
10	helper function to calculate mask.
11
122016-12-30  Uros Bizjak  <ubizjak@gmail.com>
13
14	* config/i386/predicates.md (ext_register_operand): Do not reject
15	registers without upper parts here.
16	* config/i386/i386.md (extv<mode>): Copy registers without
17	upper parts in operand 1 to a pseudo.
18	(extzv<mode>): Ditto.
19	(insv<mode>): Ditto.
20
212016-12-30  Gerald Pfeifer  <gerald@pfeifer.com>
22
23	* doc/standards.texi (Standards): Remove broken reference to
24	objc.toodarkpark.net and avoid list with now just one item.
25
262016-12-29  Uros Bizjak  <ubizjak@gmail.com>
27
28	PR target/78904
29	* config/i386/i386.md (*extvqi): Remove insn pattern.
30	(divmodqi4): Update expander to generate QImode zero-extract from AH.
31
322016-12-29  Michael Meissner  <meissner@linux.vnet.ibm.com>
33
34	* config/rs6000/rs6000.c (altivec_expand_builtin): Fix typos in
35	error messages.
36
372016-12-29  Gerald Pfeifer  <gerald@pfeifer.com>
38
39	* doc/extend.texi (Cilk Plus Builtins): cilkplus.org now uses
40	https by default.
41	* doc/passes.texi (Cilk Plus Transformation): Ditto.
42	* doc/generic.texi (Statements for C++): Ditto, and use @uref.
43
442016-12-28  Uros Bizjak  <ubizjak@gmail.com>
45
46	PR target/78904
47	* config/i386/constraints.md (Bn): New special memory constraint.
48	* config/i386/predicates.md (norex_memory_operand): New predicate.
49	* config/i386/i386.md (*extzvqi_mem_rex64): New insn pattern and
50	corresponding peephole2 pattern.
51
522016-12-27  Sandra Loosemore  <sandra@codesourcery.com>
53
54	* doc/cppdiropts.texi, doc/cppwarnopts.texi:  New files, split from...
55	* doc/cppopts.texi: .... here.
56	* doc/cpp.texi (Invocation): Adjust includes.
57	* doc/invoke.texi (Option Summary): Add missing preprocesor-related
58	options.  Adjust sorting and formatting.
59	(Warning Options): Include cppwarnopts.texi.
60	(Preprocessor Options): Add pointers and list the specific
61	preprocessor options from cppopts.texi first instead of last.
62	(Directory Options): Move/merge documentation of -I, -iquote, and
63	-I- to cppdiropts.texi.  Include that file here.
64
652016-12-27  Michael Meissner  <meissner@linux.vnet.ibm.com>
66
67	* config/rs6000/predicates.md (const_0_to_12_operand): Rename
68	predicate and change test from 0..11 to 0..12 to match the
69	semantics of the word extract/insert instructions.  Change all
70	callers.
71	(const_0_to_11_operand): Likewise.
72	* config/rs6000/rs6000.c (altivec_expand_builtin): Likewise.
73	* config/rs6000/vsx.md (vextract4b): Likewise.
74	(vextract4b_internal): Likewise.
75	(vinsert4b): Likewise.
76	(vinsert4b_internal): Likewise.
77	(vinsert4b_di): Likewise.
78	(vinsert4b_di_internal): Likewise.
79	* config/rs6000/rs6000.md (zero_extendsi<mode>2): Fix offset used
80	in xxextractuw to zero extend the word in the vector registers.
81	(lfiwzx): Likewise.
82
832016-12-27  Uros Bizjak  <ubizjak@gmail.com>
84
85	* config/i386/i386.c (ix86_secondary_reload): Require QImode
86	intermediate for QImode mask register spill only for !TARGET_AVX512DQ.
87	Always use true_regnum to determine operand regno.
88
892016-12-27  Sandra Loosemore  <sandra@codesourcery.com>
90
91	* doc/cppopts.texi: Delete redundant documentation for -x.  Move
92	-fno-show-column documentation to...
93	* doc/invoke.texi (Diagnostic Message Formatting Options):  ...here.
94	Update the option summary.
95
962016-12-27  Uros Bizjak  <ubizjak@gmail.com>
97
98	* config/i386/i386.md (VI_512): Remove.
99	(vcond<V_512:mode><VI_AVX512BW:mode>): Use VI_AVX512BW
100	mode iterator instead of VI_512.
101	(vcondu<V_512:mode><VI_AVX512BW:mode>): Ditto.
102
1032016-12-27  Jakub Jelinek  <jakub@redhat.com>
104
105	PR translation/78922
106	* config/i386/stringop.opt: Remove.
107
1082016-12-27  Uros Bizjak  <ubizjak@gmail.com>
109
110	PR target/78904
111	* config/i386/constraints.md (Bc): New special memory constraint.
112	* config/i386/i386.md (*cmpqi_ext_1, *extvqi, *extzvqi): Use Bc
113	constraint with nonimmediate_operand to allow constant memory operands.
114	(*cmpqi_ext_3, insv<mode>_1, addqi_ext_1, *testqi_ext_1, andqi_ext_1)
115	(*<any_or:code>qi_ext_1, *xorqi_ext_1_cc): Use Bc constraint
116	with general_operand to allow constant memory operands.
117
1182016-12-27  Alexander Ivchenko  <alexander.ivchenko@intel.com>
119
120	* c-family/c.opt (flag_chkp_flexible_struct_trailing_arrays):
121	Add new option.
122	(fchkp-narrow-to-innermost-array): Fix typo.
123	* doc/cpp.texi (flag_chkp_flexible_struct_trailing_arrays): Ditto.
124	* tree-chkp.c (chkp_may_narrow_to_field ): Forbid
125	narrowing when flag_chkp_flexible_struct_trailing_arrays is used
126	and the field is the last array field in the structure.
127
1282016-12-27  Uros Bizjak  <ubizjak@gmail.com>
129
130	* config/i386/i386.md (andqi_ext_1): Use general_operand
131	predicate for operand 2.
132
1332016-12-27  Uros Bizjak  <ubizjak@gmail.com>
134
135	PR target/78904
136	* config/i386/i386.md (*cmpqi_ext_1, *extvqi, *extzvqi): Use
137	nonimmediate_operand instead of nonimmediate_x64nomem_operand.
138	(*cmpqi_ext_3, insv<mode>_1, addqi_ext_1, *testqi_ext_1, andqi_ext_1)
139	(*<any_or:code>qi_ext_1, *xorqi_ext_1_cc): Use general_operand
140	instead of general_x64nomem_operand.
141	* config/i386/predicates.md (nonimmediate_x64nomem_operand): Remove.
142	(general_x64nomem_operand): Ditto.
143
1442016-12-26  Uros Bizjak  <ubizjak@gmail.com>
145
146	PR target/78904
147	* config/i386/i386.md (addqi_ext_1): Canonicalize insn pattern w.r.t.
148	zero_extract RTXes.
149	(*addqi_ext_2): Ditto.
150	(testqi_ext_ccno_0): Canonicalize expander w.r.t. zero_extract RTXes.
151	(testqi_ext_1_ccno): Rename from testqi_ext_ccno_0.
152	(*testqi_ext_0): Merge with *testqi_ext_1.
153	(*testqi_ext_1): Canonicalize insn pattern w.r.t. zero_extract RTXes.
154	Update corresponding splitter.
155	(*testqi_ext_2): Canonicalize insn pattern w.r.t. zero_extract RTXes.
156	(*andqi_ext_0): Merge with *andqi_ext_1.
157	(andqi_ext_1): Canonicalize insn pattern w.r.t. zero_extract RTXes.
158	Rename from *andqi_ext_1.  Update corresponding splitter and
159	peephole2 patterns.
160	(*andqi_ext_1_cc): Rename from *andqi_ext_0_cc.
161	(*andqi_ext_2): Canonicalize insn pattern w.r.t. zero_extract RTXes.
162	(*<any_or:code>qi_ext_0): Merge with *andqi_ext_1.
163	(*<any_or:code>qi_ext_1): Canonicalize insn pattern w.r.t.
164	zero_extract RTXes.  Update corresponding splitter.
165	(*<any_or:code>qi_ext_2): Canonicalize insn pattern w.r.t.
166	zero_extract RTXes.
167	(xorqi_cc_ext_1): Canonicalize expander w.r.t. zero_extract RTXes.
168	(xorqi_ext_1_cc): Rename from xorqi_cc_ext_1.
169	(*xorqi_cc_ext_1): Canonicalize insn pattern w.r.t. zero_extract RTXes.
170	Update corresponding splitter.
171	(*xorqi_ext_1_cc): Rename from *xorqi_cc_ext_1.
172	(isinfxf2): Update calls to renamed expanders.
173	(isinf<mode>2): Ditto.
174	* config/i386/i386.c (ix86_expand_fp_compare): Ditto.
175	(ix86_emit_fp_unordered_jump): Ditto.
176	(ix86_emit_i387_round): Ditto.
177
1782016-12-26  Eric Botcazou  <ebotcazou@adacore.com>
179
180	* doc/invoke.texi (SPARC options): Add missing documentation for -mlra.
181
182	* doc/cpp.texi (Invocation): Remove space in command.
183
1842016-12-25  Sandra Loosemore  <sandra@codesourcery.com>
185
186	* doc/cpp.texi (Invocation): Revise to indicate that GCC driver
187	options are only documented in the GCC manual.
188	* doc/cppopts.texi: Delete documentation of GCC driver options
189	-o, -Wall, -Wtraditional, -Werror, -Wsystem-headers, -w,
190	-pedantic, -pedantic-errors, -std=, -ansi, --help, --target-help,
191	-v, -version.  Update -Wcomment, -Wtrigraphs, -Wundef,
192	-Wexpansion-to-defined, -Wno-endif-labels, -traditional,
193	-traditional-cpp, -trigraphs to merge text previously in GCC manual.
194	* doc/invoke.texi (Option Summary): Move -trigraphs, -traditional,
195	and -traditional-cpp from C dialect options to preprocessor options.
196	(C Dialect Options): Likewise.
197	(Warning Options): Delete documentation of -Wcomment, -Wtrigraphs,
198	-Wexpansion-to-defined, -Wundef, and -Wno-endif-labels.
199
2002016-12-24  Richard Sandiford  <richard.sandiford@arm.com>
201
202	* tree-core.h (tree_base): Document the meaning of public_flag
203	for SSA names.
204	* tree.h (SSA_NAME_IS_VIRTUAL_OPERAND): New macro.
205	(SET_SSA_NAME_VAR_OR_IDENTIFIER): Record whether the variable
206	is a virtual operand.
207	* gimple-expr.h (virtual_operand_p): Use SSA_NAME_IS_VIRTUAL_OPERAND.
208
2092016-12-22  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
210
211	* tree-pretty-print.c (dump_generic_node): Change dump format for
212	REALPART_EXPR and IMAGPART_EXPR with TDF_GIMPLE.
213
2142016-12-22  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
215
216	* varasm.c (build_constant_desc): Use the alignment of the var
217	decl instead of the original expression.
218
2192016-12-22  Dominik Vogt  <vogt@linux.vnet.ibm.com>
220
221	* config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Define
222	__S390_ARCH_LEVEL__.
223
2242016-12-22  Martin Liska  <mliska@suse.cz>
225
226	PR tree-optimization/78886
227	* tree-ssa-strlen.c (handle_builtin_malloc): Return when LHS
228	is equal to NULL.
229
2302016-12-22  Jakub Jelinek  <jakub@redhat.com>
231
232	PR bootstrap/78817
233	* vec.h (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Revert
234	2016-12-15 change.
235
2362016-12-21  Vladimir Makarov  <vmakarov@redhat.com>
237
238	PR rtl-optimization/78580
239	* ira-costs.c (find_costs_and_classes): Make regno_aclass
240	translated into an allocno class.
241
2422016-12-21  Jakub Jelinek  <jakub@redhat.com>
243
244	PR bootstrap/78817
245	* tree-pass.h (make_pass_post_ipa_warn): Declare.
246	* builtins.c (validate_arglist): Adjust get_nonnull_args call.
247	Check for NULL pointer argument to nonnull arg here.
248	(validate_arg): Revert 2016-12-14 changes.
249	* calls.h (get_nonnull_args): Remove declaration.
250	* tree-ssa-ccp.c: Include diagnostic-core.h.
251	(pass_data_post_ipa_warn): New variable.
252	(pass_post_ipa_warn): New class.
253	(pass_post_ipa_warn::execute): New method.
254	(make_pass_post_ipa_warn): New function.
255	* tree.h (get_nonnull_args): Declare.
256	* tree.c (get_nonnull_args): New function.
257	* calls.c (maybe_warn_null_arg): Removed.
258	(maybe_warn_null_arg): Removed.
259	(initialize_argument_information): Revert 2016-12-14 changes.
260	* passes.def: Add pass_post_ipa_warn after first ccp after IPA.
261
2622016-12-21  Pat Haugen  <pthaugen@us.ibm.com>
263
264	PR rtl-optimization/11488
265	* common/config/rs6000/rs6000-common.c
266	(rs6000_option_optimization_table): Enable -fsched-pressure.
267	* config/rs6000/rs6000.c (TARGET_COMPUTE_PRESSURE_CLASSES): Define
268	target hook.
269	(rs6000_option_override_internal): Set default -fsched-pressure
270	algorithm.
271	(rs6000_compute_pressure_classes): Implement target hook.
272
2732016-12-21  Bill Seurer  <seurer@linux.vnet.ibm.com>
274
275	PR sanitizer/65479
276	* config/rs6000/rs6000.c (rs6000_option_override_internal): Add
277	-fasynchronous-unwind-tables option when -fsanitize=address is
278	specified.
279
2802016-12-21  Bernd Schmidt  <bschmidt@redhat.com>
281
282	PR target/71321
283	* config/i386/i386.md (lea<mode>_general_2b, lea<mode>_general_3b): New
284	patterns.
285	* config/i386/predicates.md (const123_operand): New.
286
2872016-12-21  Jakub Jelinek  <jakub@redhat.com>
288	    Martin Liska  <mliska@suse.cz>
289
290	PR driver/78863
291	* gcc.c (driver::build_option_suggestions): Do not add
292	-fsanitize=all as a suggestion candidate.
293
2942016-12-21  Alexander Monakov  <amonakov@ispras.ru>
295
296	PR target/78831
297	* config/nvptx/nvptx.c (init_softstack_frame): Remove assert.  Compute
298	crtl->is_leaf only if unset.  Adjust comment.
299
3002016-12-21  Andrew Pinski  <apinski@cavium.com>
301
302	* match.pd (max:c @0 (plus@2 @0 INTEGER_CST@1)): New Pattern.
303	(min:c @0 (plus@2 @0 INTEGER_CST@1)) : New Pattern.
304
3052016-12-20  James Greenhalgh  <james.greenhalghj@arm.com>
306
307	* common.opt (excess_precision): Tag as SetByCombined.
308	* opts.c (set_fast_math_flags): Also set
309	flag_excess_precision_cmdline.
310	(fast_math_flags_set_p): Also check flag_excess_precision_cmdline.
311	* doc/invoke.texi (-fexcess-precision): Drop text saying the
312	option has no effect under -ffast-math, make it clear that
313	-ffast-math will cause -fexcess-precision=fast by default even for
314	standards compliant modes.
315	(-ffast-math): Document that this sets -fexcess-precision=fast.
316
3172016-12-20  Richard Biener  <rguenther@suse.de>
318
319	* passes.c (execute_one_pass): Handle going out of SSA w/o
320	hitting pass_startwith.  Handle skipping property providers.
321
3222016-12-20  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
323
324	PR target/78694
325	* config/arm/arm.c (dump_minipool): Copy mp->value before emitting it
326	in the minipool to avoid invalid RTL sharing.
327
3282016-12-19  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
329
330	* config/rs6000/rs6000-protos.h (expand_strn_compare): Declare.
331	* config/rs6000/rs6000.md (UNSPEC_CMPB): New unspec.
332	(cmpb<mode>3): pattern for generating cmpb.
333	(cmpstrnsi): pattern to expand strncmp ().
334	* config/rs6000/rs6000.opt (mstring-compare-inline-limit): Add a new
335	target option for controlling how much code inline expansion of
336	strncmp() will be allowed to generate.
337	* config/rs6000/rs6000.c (expand_strncmp_align_check): generate code
338	for runtime page crossing check of strncmp () args.
339	(expand_strn_compare): Function to do builtin expansion of strncmp ().
340
3412016-12-19  David Malcolm  <dmalcolm@redhat.com>
342
343	* print-rtl-function.c (print_rtx_function): Update
344	example in comment to reflect current format.
345
3462016-12-19  Uros Bizjak  <ubizjak@gmail.com>
347
348	* config/i386/i386.md (*popcounthi2_1): New insn_and_split pattern.
349
3502016-12-19  Sandra Loosemore  <sandra@codesourcery.com>
351
352	* doc/cpp.texi: Clean up anachronistic C99 references and remove
353	discussion of very old GCC versions.
354	(Differences from previous versions): Delete entire section.
355
3562016-12-19  Will Schmidt  <will_schmidt@vnet.ibm.com>
357
358	* config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
359	early expansion of vector multiply and subtract builtins.
360
3612016-12-19  David Malcolm  <dmalcolm@redhat.com>
362
363	* print-rtl.c (rtx_writer::print_rtx_operand_code_r): For
364	non-virtual pseudos in compact mode, wrap the regno in '<' and '>'
365	rather than using a '%' prefix.
366	* rtl-tests.c (selftest::test_dumping_regs): Update for above change.
367
3682016-12-19  Dominik Vogt  <vogt@linux.vnet.ibm.com>
369
370	PR target/78748
371	* config/s390/s390.md ("*andc_split_<mode>"): Allow memory destination
372	only if it coincides with operand 2.
373
3742016-12-19  Dominik Vogt  <vogt@linux.vnet.ibm.com>
375
376	* combine.c (change_zero_ext): Skip generation of redundant AND.
377
3782016-12-19  Krister Walfridsson  <krister.walfridsson@gmail.com>
379
380	* config/netbsd.h (LINK_EH_SPEC): Define.
381
3822016-12-18  Eric Botcazou  <ebotcazou@adacore.com>
383
384	* lra-constraints.c (process_address): Add forward declaration.
385	(simplify_operand_subreg): In the MEM case, if the adjusted memory
386	reference is not sufficient aligned and the address was invalid,
387	reload the address before reloading the original memory reference.
388	Fix long lines and add a final return for the sake of clarity.
389
3902016-12-17  Jakub Jelinek  <jakub@redhat.com>
391
392	PR sanitizer/78832
393	* sanopt.c (sanitize_asan_mark_unpoison): Remove next variable, use
394	continue if gsi_next should be skipped.
395	(sanitize_asan_mark_poison): Remove prev variable, use continue if
396	gsi_prev should be skipped.  When removing ASAN_MARK, do gsi_prev
397	first and gsi_remove on a previously made copy of the iterator.
398
3992016-12-17  Andrew Senkevich  <andrew.senkevich@intel.com>
400
401	* config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
402	* config/i386/avx512dqintrin.h: Ditto.
403	* config/i386/avx512fintrin.h: Ditto.
404	* config/i386/i386-builtin.def (__builtin_ia32_kaddqi,
405	__builtin_ia32_kaddhi, __builtin_ia32_kaddsi,
406	__builtin_ia32_kadddi): New.
407	* config/i386/sse.md (kadd<mode>): New.
408
4092016-12-17  Uros Bizjak  <ubizjak@gmail.com>
410
411	* config/i386/i386.md (*tzcnt<mode>_1): Merge *tzcnt<mode>_1_falsedep_1
412	and *tzcnt<mode>_1 to define_insn_and_split pattern.  Adjust split
413	condition to split after epilogue_completed.
414	(ctz<mode>2): Remove expander.
415	(ctz<mode>2): Merge *ctz<mode>2_falsedep_1 and *ctz<mode>2 to
416	define_insn_and_split pattern.  Adjust split condition to split
417	after epilogue_completed.
418	(clz<mode>2_lznct): Remove expander.
419	(clz<mode>2_lzcnt): Merge *clz<mode>2_lzcnt_falsedep_1 and
420	*clz<mode>2 to define_insn_and_split pattern.  Adjust split
421	condition to split after epilogue_completed.
422	(<lt_zcnt>_<mode>): Remove expander.
423	(<lt_zcnt>_<mode>): Merge *<lt_zcnt>_<mode>_falsedep_1 and
424	*<lt_zcnt>_<mode> to define_insn_and_split pattern.  Adjust split
425	condition to split after epilogue_completed.
426	(<lt_zcnt>_hi): New insn pattern.
427	(popcount<mode>2): Remove expander.
428	(popcount<mode>2): Merge *popcount<mode>2_falsedep_1 and
429	*popcount<mode>2 to define_insn_and_split pattern.  Adjust split
430	condition to split after epilogue_completed.
431	(popcounthi2): New insn pattern.
432
4332016-12-16  Kelvin Nilsen  <kelvin@gcc.gnu.org>
434
435	* config/rs6000/altivec.md (UNSPEC_CMPRB): New unspec value.
436	(UNSPEC_CMPRB2): New unspec value.
437	(UNSPEC_CMPEQB): New unspec value.
438	(cmprb): New expansion.
439	(*cmprb_internal): New insn.
440	(*setb_internal): New insn.
441	(cmprb2): New expansion.
442	(*cmprb2_internal): New insn.
443	(cmpeqb): New expansion.
444	(*cmpeqb_internal): New insn.
445	* config/rs6000/rs6000-builtin.def (BU_P9_2): New macro.
446	(BU_P9_64BIT_2): Likewise.
447	(BU_P9_OVERLOAD_2): Likewise.
448	(CMPRB): Add byte-in-range built-in function.
449	(CMBRB2): Add byte-in-either-range built-in function.
450	(CMPEQB): Add byte-in-set built-in function.
451	(CMPRB): Add overload support for byte-in-range function.
452	(CMPRB2): Add overload support for byte-in-either-range function.
453	(CMPEQB): Add overload support for byte-in-set built-in function.
454	* config/rs6000/rs6000-c.c (P9_BUILTIN_CMPRB): Macro expansion to
455	define argument types for new builtin.
456	(P9_BUILTIN_CMPRB2): Likewise.
457	(P9_BUILTIN_CMPEQB): Likewise.
458	* doc/extend.texi (PowerPC AltiVec Built-in Functions): Rearrange
459	the order of presentation for certain built-in functions
460	(scalar_extract_exp, scalar_extract_sig, scalar_insert_exp)
461	(scalar_cmp_exp_gt, scalar_cmp_exp_lt, scalar_cmp_exp_eq)
462	(scalar_cmp_exp_unordered, scalar_test_data_class)
463	(scalar_test_neg) to improve locality and flow.  Document
464	the new __builtin_scalar_byte_in_set,
465	__builtin_scalar_byte_in_range, and
466	__builtin_scalar_byte_in_either_range functions.
467
4682016-12-16  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
469
470	* config/aarch64/aarch64.md: New define_split above bswap<mode>2.
471
4722016-12-16  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
473
474	* config/aarch64/aarch64.md: New define_split above insv<mode>.
475
4762016-12-16  Jakub Jelinek  <jakub@redhat.com>
477
478	PR c/78408
479	* tree-ssa-ccp.c: Include tree-dfa.h.
480	(optimize_memcpy): New function.
481	(pass_fold_builtins::execute): Use it.  Remove useless conditional
482	break after BUILT_IN_VA_*.
483
4842016-12-16  Marek Polacek  <polacek@redhat.com>
485
486	PR tree-optimization/78819
487	* tree-vrp.c (find_switch_asserts): Return if the insertion limit is 0.
488	Don't register an assertion if the default case shares a label with
489	another case.
490
4912016-12-16  Wilco Dijkstra  <wdijkstr@arm.com>
492
493	* config/arm/arm.md (subsi3_carryin): Add Thumb-2 RSC #0.
494	(arm_negdi2) Rename to negdi2_insn, allow on Thumb-2.
495	* config/arm/thumb2.md (thumb2_negdi2): Remove pattern.
496
4972016-12-16  Wilco Dijkstra  <wdijkstr@arm.com>
498
499	* config/arm/arm.c (thumb_core_reg_alloc_order): Swap R12 and R14.
500
5012016-12-16  Claudiu Zissulescu  <claziss@synopsys.com>
502
503	* config/arc/arc.md (call_prof): Remove.
504	(call_value_prof): Likewise.
505	(sibcall_prof): Likewise.
506	(sibcall_value_prof): Likewise.
507
5082016-12-16  Claudiu Zissulescu  <claziss@synopsys.com>
509
510	* config/arc/arc.h (LINK_SPEC): Tidy up.
511	(ENDFILE_SPEC): Likewise.
512	(LIB_SPEC): Likewise.
513	(STARTFILE_SPEC): Include gcrt0 when profiling.
514	(FUNCTION_PROFILER): Use __mcount.
515	* config/arc/arc.opt (mucb-mcount): Remove.
516	* doc/invoke.texi (ARC): Remove mucb-mcount doc.
517	* arc/arc-protos.h (arc_profile_call): Remove.
518	* config/arc/arc.c (write_profile_sections): Likewise.
519	(arc_profile_call): Likewise.
520	(unspec_prof_hash): Likewise.
521	(unspec_prof_htab_eq): Likewise.
522	(arc_legitimate_constant_p): Remove UNSPEC_PROF.
523	(arc_reorg): Remove call to write_profile_sections.
524	* config/arc/arc.md (call): Remove call to arc_profile_call.
525	(call_value): Likewise.
526	(sibcall): Likewise.
527	(sibcall_value): Likewise.
528	(define_constants): Remove UNSPEC_PROF.
529
5302016-12-16  Claudiu Zissulescu  <claziss@synopsys.com>
531
532	* config/arc/arc.md (mulsidi_600): Change to insn_and_split,
533	generate new mul64 insn for core multiplication work.
534	(umulsidi_600): Likewise, but use mulu64 insn.
535	(mul64): New pattern, content taken from old mulsidi_600 insn pattern.
536	(mulu64): Likewise, but using umulsidi_600.
537	(mulsidi3): Remove move to destination, this is now handled by
538	mulsidi_600 insn_and_split.
539	(umulsidi3): Likewise, but using umulsidi_600.
540
5412016-12-16  Richard Biener  <rguenther@suse.de>
542
543	PR c++/71694
544	* langhooks-def.h (lhd_unit_size_without_reusable_padding): Declare.
545	(LANG_HOOKS_UNIT_SIZE_WITHOUT_REUSABLE_PADDING): Define.
546	(LANG_HOOKS_FOR_TYPES_INITIALIZER): Adjust.
547	* langhooks.h (struct lang_hooks_for_types): Add
548	unit_size_without_reusable_padding.
549	* langhooks.c (lhd_unit_size_without_reusable_padding): New.
550	* stor-layout.c (finish_bitfield_representative): Use
551	unit_size_without_reusable_padding langhook to decide on the
552	last representatives size.
553
5542016-12-16  Richard Biener  <rguenther@suse.de>
555
556	PR middle-end/71632
557	* expr.c (expand_cond_expr_using_cmove): Bail out early if
558	we end up recursing via TER.
559
5602016-12-15  Martin Sebor  <msebor@redhat.com>
561
562	PR bootstrap/78817
563	* vec.h (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Assert
564	a pointer is non-null.
565
5662016-12-15  Andrew Senkevich  <andrew.senkevich@intel.com>
567
568	* config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
569	* config/i386/avx512dqintrin.h: Ditto.
570	* config/i386/avx512fintrin.h: Ditto.
571	* config/i386/i386-builtin.def (__builtin_ia32_kmovb,
572	__builtin_ia32_kmovd, __builtin_ia32_kmovq): New.
573	(__builtin_ia32_kmov16): Rename to __builtin_ia32_kmovw.
574	* config/i386/sse.md (kmov<mskmodesuffix>): New.
575
5762016-12-15  Uros Bizjak  <ubizjak@gmail.com>
577
578	* config/i386/i386.md (ffs<mode>2): Generate CCCmode flags register
579	for TARGET_BMI.
580	(ffssi2_no_cmove): Ditto.
581	(*tzcnt<mode>_1_falsedep_1): New insn_and_split pattern.
582	(*tzcnt<mode>_1_falsedep): New insn pattern.
583
584	(LT_ZCNT): New mode iterator.
585	(lt_zcnt): New mode attribute.
586	(lt_zcnt_type): New mode attribute.
587	(<lt_zcnt>_<mode>): Macroize expander from bmi_tzcnt_<mode> and
588	lzcnt_<mode> using LT_ZCNT mode iterator.
589	(*<lt_zcnt>_<mode>_falsedep_1): Macroize insn from
590	*bmi_tzcnt_<mode>_falsedep_1 and *lzcnt_<mode>_falsedep_1
591	using LT_ZCNT mode iterator.
592	(*<lt_zcnt>_<mode>_falsedep): Macroize insn from
593	*bmi_tzcnt_<mode>_falsedep and *lzcnt_<mode>_falsedep
594	using LT_ZCNT mode iterator.
595	(*<lt_zcnt>_<mode>): Macroize insn from *bmi_tzcnt_<mode>
596	and *lzcnt_<mode> using LT_ZCNT mode iterator.
597	* config/i386/i386-builtin.def (__builtin_ia32_tzcnt_u16)
598	(__builtin_ia32_tzcnt_u32, __builtin_ia32_tzcnt_u64, __builtin_ctzs):
599	Update for rename.
600
6012016-12-15  Jakub Jelinek  <jakub@redhat.com>
602
603	* ipa-cp.c (class ipcp_bits_lattice): Formatting fixes.
604	(print_ipcp_constant_value): Likewise.
605	(ipcp_cloning_candidate_p): Likewise.
606	(ipcp_bits_lattice::get_value_and_mask): Likewise.
607	(ipcp_bits_lattice::meet_with_1): Likewise.
608	(ipcp_bits_lattice::meet_with): Likewise.
609	(initialize_node_lattices): Likewise.
610	(ipcp_lattice::add_value): Likewise.
611	(propagate_vals_accross_pass_through): Renamed to ...
612	(propagate_vals_across_pass_through): ... this function.
613	(propagate_vals_accross_ancestor): Renamed to ...
614	(propagate_vals_across_ancestor): ... this.
615	(propagate_scalar_accross_jump_function): Renamed to ...
616	(propagate_scalar_across_jump_function): ... this.
617	Adjust calls to above functions.
618	(propagate_context_accross_jump_function): Renamed to ...
619	(propagate_context_across_jump_function): ... this.
620	(propagate_bits_accross_jump_function): Renamed to ...
621	(propagate_bits_accross_jump_function): ... this.  Formatting fixes.
622	(propagate_vr_accross_jump_function): Renamed to ...
623	(propagate_vr_across_jump_function): ... this.
624	(merge_agg_lats_step): Formatting fixes.
625	(propagate_constants_accross_call): Renamed to ...
626	(propagate_constants_across_call): ... this.  Adjust calls to above
627	functions.
628	(ipa_get_indirect_edge_target_1): Formatting fixes.
629	(gather_context_independent_values): Likewise.
630	(estimate_local_effects): Likewise.
631	(add_all_node_vals_to_toposort): Likewise.
632	(propagate_constants_topo): Adjust calls to above functions.
633	(get_replacement_map): Formatting fixes.
634	(dump_profile_updates): Likewise.
635	(update_profiling_info): Likewise.
636	(update_specialized_profile): Likewise.
637	(create_specialized_node): Likewise.
638	(find_more_contexts_for_caller_subset): Likewise.
639	(decide_whether_version_node): Likewise.
640	(identify_dead_nodes): Likewise.
641	(ipcp_decision_stage): Likewise.
642	(ipcp_store_bits_results): Likewise.
643	(ipcp_store_vr_results): Likewise.
644	(ipcp_driver): Likewise.
645
6462016-12-15  David Malcolm  <dmalcolm@redhat.com>
647
648	PR preprocessor/78680
649	PR preprocessor/78811
650	* input.c (struct selftest::lexer_test): Add field
651	m_implicitly_expect_EOF.
652	(selftest::lexer_error_sink): New class.
653	(selftest::lexer_error_sink::s_singleton): New global.
654	(selftest::lexer_test::lexer_test): Initialize new field
655	"m_implicitly_expect_EOF".
656	(selftest::lexer_test::~lexer_test): Conditionalize the
657	check for the EOF token on the new field.
658	(selftest::test_lexer_string_locations_raw_string_unterminated):
659	New function.
660	(selftest::input_c_tests): Call the new test.
661
6622016-12-15  Wilco Dijkstra  <wdijkstr@arm.com>
663
664	* config/arm/arm.h (TARGET_BACKTRACE): Use crtl->is_leaf.
665	* config/arm/arm.c (arm_option_check_internal): Improve comment.
666	(thumb_force_lr_save): Use crtl->is_leaf.
667	(arm_get_frame_offsets): Remove comment.  Use crtl->is_leaf.
668	(thumb_far_jump_used_p): Remove comment.
669	(arm_frame_pointer_required): Use crtl->is_leaf.
670
6712016-12-15  Jakub Jelinek  <jakub@redhat.com>
672
673	* doc/extend.texi: Clean up @xref{...} uses.
674	* doc/invoke.texi: Likewise.
675
6762016-12-15  Richard Earnshaw  <rearnsha@arm.com>
677
678	* arm-fpus.def: Add CNAME field to all FPU definitions.
679	* genopt.sh: Use explicit enumeration tags for FPU entries.
680	* arm-tables.opt: Regenerated.
681	* arm.opt (mfpu): Provide initial value.
682	* arm-opts.h (enum fpu_type): Build the enumeration from the list of
683	available FPUs.  Add 'auto' entry on the end.
684	* arm.c (arm_configure_build_target): Only do explicit configuration
685	of the FPU features if the selected FPU is not 'auto'.
686	(arm_option_override): Adjust initialization of arm_fpu_index.
687	Emit an error if we have a hard float ABI request, but the processor
688	does not support floating-point.
689	(arm_option_print): Handle -mfpu=auto.
690	(arm_valid_target_attribute_rec): Don't permit fpu=auto in pragmas
691	or function attributes.
692	(arm_identify_fpu_from_isa): Handle effective soft-float when
693	the FPU is automatically detected.
694	* arm-cores.def (arm1136jf-s): Add feature ISA_FP_DBL.
695	(arm1176jzf-s): Likewise.
696	(mpcore): Likewise.
697	(arm1156t2f-s): Likewise.
698
6992016-12-15  Richard Earnshaw  <rearnsha@arm.com>
700
701	* arm-fpus.def (ARM_FPU): Remove features field from all definitions.
702	* arm.h (arm_fpu_feature_set): Delete typedef.
703	(FPU_FL_NONE): Delete.
704	(FPU_FL_NEON): Delete.
705	(FPU_FL_FP16): Delete.
706	(FPU_FL_CRYPTO): Delete.
707	(FPU_FL_DBL): Delete.
708	(FPU_FL_D32): Delete.
709	(FPU_FL_VFPv2): Delete.
710	(FPU_FL_VFPv3): Delete.
711	(FPU_FL_VFPv4): Delete.
712	(FPU_FL_VFPv5): Delete.
713	(FPU_FL_AMRv8): Delete.
714	(FPU_VFPv2): Delete.
715	(FPU_VFPv3): Delete.
716	(FPU_VFPv4): Delete.
717	(FPU_VFPv5): Delete.
718	(FPU_ARMv8): Delete.
719	(FPU_DBL): Delete.
720	(FPU_D32): Delete.
721	(FPU_NEON): Delete.
722	(FPU_CRYPTO): Delete.
723	(FPU_FP16): Delete.
724	(arm_fpu_desc): Delete features field.
725	* arm.c (all_fpus): Don't initialize feature field.
726
7272016-12-15  Richard Earnshaw  <rearnsha@arm.com>
728
729	* arm.c (arm_can_inline_p): Use ISA features for determining
730	inlinability.
731
7322016-12-15  Richard Earnshaw  <rearnsha@arm.com>
733
734	* arm-protos.h (arm_configure_build_target): Change second argument
735	to cl_target_options.
736	* arm.c (arm_configure_build_target): Likewise.
737	(arm_option_restore): Update accordingly.
738	(arm_option_override): Create the target_option_default_node before
739	calling arm_configure_build_target.  Use it in call of latter.
740	Resynchronize after all other overrides have been calculated.
741	(arm_valid_target_attribute_tree): Use the target options for
742	reconfiguration.  Resynchronize after performing override checks.
743	* arm-c.c (arm_pragma_target_parse): Use target optiosn from cur_tree
744	to reconfigure the build target.
745
7462016-12-15  Richard Earnshaw  <rearnsha@arm.com>
747
748	* arm.h (TARGET_VFPD32): Use arm_active_target.
749	(TARGET_VFP3): Likewise.
750	(TARGET_VFP5): Likewise.
751	(TARGET_VFP_SINGLE): Likewise.
752	(TARGET_VFP_DOUBLE): Likewise.
753	(TARGET_NEON_FP16): Likewise.
754	(TARGET_FP16): Likewise.
755	(TARGET_FMA): Likewise.
756	(TARGET_FPU_ARMV8): Likewise.
757	(TARGET_CRYPTO): Likewise.
758	(TARGET_NEON): Likewise.
759	(TARGET_FPU_FEATURES): Delete.
760	* arm.c (arm_option_check_internal): Check for iwmmxt conflict with
761	Neon using arm_active_target.
762
7632016-12-15  Richard Earnshaw  <rearnsha@arm.com>
764
765	* arm.h (TARGET_FPU_NAME): Delete.
766	* arm.c (arm_identify_fpu_from_isa): New function.
767	(arm_declare_function_name): Use it to get the name for the FPU.
768
7692016-12-15  Richard Earnshaw  <rearnsha@arm.com>
770
771	* arm-protos.h: Include sbitmap.h
772	(arm_configure_build_target): Make public.
773	* arm.c (arm_configure_build_target): Now not static.
774	(arm_valid_target_attribute_rec): Move internal option check to...
775	(arm_valid_target_attribute_tree0: ... here.  Also reconfingure the
776	active target.
777	(arm_override_options_after_change): Call arm_configure_build_target.
778	(isa_all_fpubits): Renamed from isa_fpubits.
779	(arm_option_restore): New function.
780	(TARGET_OPTION_RESTORE): Register it.
781	(arm_configure_build_target): Initialize the FPU capability bits in
782	the isa.
783	(arm_option_override): Move the code that forces the setting of the
784	FPU option before the call to arm_configure_build_target.
785	* arm.opt (march): Mark as Save.
786	(mcpu, mtune): Likewise.
787	* arm-c.c (arm_pragma_target_parse): Reconfigure the build target
788	after pragmas change the target options.
789
7902016-12-15  Richard Earnshaw  <rearnsha@arm.com>
791
792	* arm-isa.h (isa_feature): Add bits for VFPv4, FPv5, fp16conv,
793	fP_dbl, fp_d32 and fp_crypto.
794	(ISA_ALL_FPU): Add all the new bits.
795	(ISA_VFPv2, ISA_VFPv3, ISA_VFPv4, ISA_FPv5): New macros.
796	(ISA_FP_ARMv8, ISA_FP_DBL, ISA_FP_D32, ISA_NEON, ISA_CRYPTO): Likewise.
797	* arm-fpus.def: Add ISA features to all FPUs.
798	* arm.h: (arm_fpu_desc): Add new field for ISA bits.
799	* arm.c (all_fpus): Initialize it.
800	* arm-tables.opt: Regenerated.
801
8022016-12-15  Richard Earnshaw  <rearnsha@arm.com>
803
804	* arm.h (FPU_FL_VFPv2) New feature bit.
805	(FPU_FL_VFPv3, FPU_FL_VFPv4, FPU_FL_VFPv5, FPU_FL_ARMv8): Likewise.
806	(FPU_VFPv2, FPU_VFPv3, FPU_VFPv4, FPU_VFPv5, FPU_ARMv8): New helper
807	macros.
808	(FPU_DBL, FPU_D32, FPU_NEON, FPU_CRYPTO, FPU_FP16): Likewise.
809	(TARGET_FPU_REV): Delete.
810	(TARGET_VFP3): Use feature bits.
811	(TARGET_VFP5): Likewise.
812	(TARGET_FMA): Likewise.
813	(TARGET_FPU_ARMV8): Likewise.
814	(struct arm_fpu_desc): Delete rev field.
815	* arm-fpus.def: Delete REV entry, use new feature bits and macros.
816	* arm.c (all_fpus): Delete rev field.
817
8182016-12-15  Richard Earnshaw  <rearnsha@arm.com>
819
820	* arm.h (vfp_reg_type): Delete.
821	(TARGET_FPU_REGS): Delete.
822	(arm_fpu_desc): Delete regs field.
823	(FPU_FL_NONE, FPU_FL_NEON, FPU_FL_FP16, FPU_FL_CRYPTO): Use unsigned
824	values.
825	(FPU_FL_DBL, FPU_FL_D32): Define.
826	(TARGET_VFPD32): Use feature test.
827	(TARGET_VFP_SINGLE): Likewise.
828	(TARGET_VFP_DOUBLE): Likewise.
829	* arm-fpus.def: Update all entries for new feature bits.
830	* arm.c (all_fpus): Update initializer macro.
831	(arm_can_inline_p): Remove test on fpu regs.
832
8332016-12-15  Richard Earnshaw  <rearnsha@arm.com>
834
835	* arm.h (arm_fp_model): Delete.
836
8372016-12-15  Richard Earnshaw  <rearnsha@arm.com>
838
839	* arm-cores.def: Remove FLAGS field from all core definitions.
840	* arm-arches.def: Likewise.
841	* arm-opts.h (enum processor_type): Remove FLAGS parameter from
842	ARM_CORES macro.
843	(arm_arch_core_flags): Likewise, plus ARM_ARCH macro.
844	* arm-protos.h (FL_*): Delete.
845	(arm_feature_set): Delete.
846	(ARM_FSET_*): Delete.
847	* arm.c (struct processors): Delete flags field.
848	(all_cores): Delete FLAGS parameter from macro, don't initialize flags.
849	(all architectures): Likewise.
850
8512016-12-15  Richard Earnshaw  <rearnsha@arm.com>
852
853	* arm-opts.h (struct arm_arch_core_flag): Add new field ISA.
854	Initialize it.
855	(arm_arch_core_flag): Delete flags field.
856	(arm_arch_core_flags): Don't initialize flags field.
857	* common/config/arm/arm-common.c (check_isa_bits_for): New function.
858	(arm_target_thumb_only): Use new isa bits arrays.
859
8602016-12-15  Richard Earnshaw  <rearnsha@arm.com>
861
862	* arm-protos.h (insn_flags): Delete declaration.
863	(arm_arch7ve): Declare.
864	* arm.c (insn_flags): Delete.
865	(arm_arch7ve): New variable.
866	(arm_selected_cpu): Delete.
867	(arm_option_check_internal): Use new ISA bitmap.
868	(arm_option_override_internal): Likewise.
869	(arm_configure_build_target): Declare arm_selected_cpu locally.
870	(arm_option_override): Use new ISA bitmap.  Initialize arm_arch7ve.
871	Rearrange variable intialization by general function.
872	* arm.h (TARGET_HAVE_LPAE): Use arm_arch7ve.
873
8742016-12-15  Richard Earnshaw  <rearnsha@arm.com>
875
876	* arm-builtins.c: Include sbitmap.h.
877	(def_mbuiltin): Change first parameter to a flag bit.  Use it to test
878	available features in the current target.
879	(struct builtin_description): Change type of feature field.
880	(IWMMXT_BUILTIN): Use the isa_features types.
881	(IWMMXT2_BUILTIN): Likewise.
882	(IWMMXT_BUILTIN2): Likewise.
883	(IWMMXT2_BUILTIN2): Likewise.
884	(CRC32_BUILTIN): Likewise.
885	(CRYPTO_BUILTIN): Likewise.
886	(iwmmx_builtin): Likewise.
887	(iwmmx2_builtin): Likewise.
888	(arm_iwmmxt_builtin): Check for specific feature bits.
889
8902016-12-15  Richard Earnshaw  <rearnsha@arm.com>
891
892	* arm-isa.h (enum isa_feature): Add isa_quirk_cm3_ldrd.
893	(ISA_ALL_QUIRKS): New macro.
894	* arm-cores.def (cortex-m3): Add isa_quirk_cm3_ldrd to isa feature list.
895	* arm.c (isa_quirkbits): New feature-list bitmap.
896	(arm_configure_build_target): Ignore quirk bits when comparing an
897	architecture feature list with a CPU feature list.
898	(arm_option_override): Initialize_isa_quirkbits.  If the user has
899	not specified -m[no-]fix-cortex-m3-ldrd, automatically enable the
900	feature if isa_quirk_cm3_ldrd appears in the isa feature list.
901
9022016-12-15  Richard Earnshaw  <rearnsha@arm.com>
903
904	* arm.c (arm_option_override): Use arm_active_target as source of
905	information for arm_base_arch and arm_arch_name.
906	* (arm_file_start): Use arm_active_target for core name.
907
9082016-12-15  Richard Earnshaw  <rearnsha@arm.com>
909
910	* arm.c (arm_selected_tune): Delete static variable.
911	(arm_selected_arch): Likewise.
912	(arm_configure_build_target): Declare local versions of arm_selected
913	target and arm_selected_arch.  Initialize more fields in target
914	data structure.
915	(arm_option_override): Use arm_active_target instead of
916	arm_selected_tune and arm_selected_arch.
917	(asm_file_start): Use arm_active_target.
918
9192016-12-15  Richard Earnshaw  <rearnsha@arm.com>
920
921	* arm-protos.h (arm_build_target): New structure.
922	(arm_active_target): Declare it.
923	* arm.c (arm_active_target): New variable.
924	(bitmap_popcount): New function.
925	(feature_count): Delete.
926	(arm_initialize_isa): New function.
927	isa_fpubits): New variable.
928	(arm_configure_build_target): New function.
929	(arm_option_override): Initialize isa_fpubits and arm_active_target.isa.
930	Use arm_configure_build_target.
931
9322016-12-15  Richard Earnshaw  <rearnsha@arm.com>
933
934	* arm-isa.h: New file.
935	* arm-protos.h: Include it.
936	* arm-arches.def: Add new ISA field to all entries.  Drop bogus
937	armv8.1-a+crc architecture.
938	* arm-cores.def: Similarly.  Group ARMv8 cores by profile.
939	* arm-opts.h (enum processor_type): Adjust for new field.
940	* arm.c (struct processors): New field 'isa_bits'.
941	(all_cores, all_architectures): Initialize new field.
942	* arm-tables.opt: Regenerated.
943	* arm-tune.md: Regenerated.
944
9452016-12-15  Richard Earnshaw  <rearnsha@arm.com>
946
947	* arm-arches.def (ARM_ARCH): Add extra field TUNE_FLAGS, move
948	tuning properties from architectural FLAGS field.
949	* arm-cores.def (ARM_CORE): Likewise.
950	* arm-protos.h (TF_LDSCHED, TF_WBUF, TF_CO_PROC): New macros.
951	(TF_SMALLMUL, TF_STRONG, TF_SCALE, TF_NOMODE32): New macros.
952	(FL_LDSCHED, FL_STRONG, FL_WBUF, FL_SMALLMUL): Delete.
953	(FL_TUNE): Remove deleted elements.
954	(tune_flags): Convert type to unsigned int.
955	* arm.c (struct processors): Add new field tune_flags.
956	(all_cores, all_arches): Initialize it.
957	(arm_option_override): Adapt uses of tune_flags.  Use tune_flags
958	for deciding when we should have slow multiply operations.
959
9602016-12-14  Martin Sebor  <msebor@redhat.com>
961
962	PR middle-end/78519
963	* gimple-ssa-sprintf.c (format_string): Handle null pointers.
964	(format_directive): Diagnose null pointer arguments.
965	(pass_sprintf_length::handle_gimple_call): Diagnose null destination
966	pointers.  Correct location of null format string in diagnostics.
967
9682016-12-14  David Malcolm  <dmalcolm@redhat.com>
969
970	* Makefile.in (SELFTEST_FLAGS): Add path argument to -fself-test.
971	(s-selftest): Add dependency on the selftests data directory.
972	* common.opt (fself-test): Rename to...
973	(fself-test=): ...this, documenting the meaning of the argument.
974	* selftest-run-tests.c (along): Likewise.
975	* selftest-run-tests.c: Include "options.h".
976	(selftest::run_tests): Initialize selftest::path_to_selftest_files
977	from flag_self_test.
978	* selftest.c (selftest::path_to_selftest_files): New global.
979	(selftest::locate_file): New function.
980	(selftest::test_locate_file): New function.
981	(selftest_c_tests): Likewise.
982	(selftest::selftest_c_tests): Call test_locate_file.
983	* selftest.h (selftest::locate_file): New decl.
984	(selftest::path_to_selftest_files): New decl.
985
9862016-12-14  Andrew Pinski  <apinski@cavium.com>
987
988	* config/aarch64/aarch64-cores.def: Add -1 as the variant to all
989	of the cores.
990	(thunderx): Update to include LSE by default.
991	(thunderxt88p1): New core.
992	(thunderxt88): New core.
993	(thunderxt81): New core.
994	(thunderxt83): New core.
995	* config/aarch64/driver-aarch64.c (struct aarch64_core_data):
996	Add variant field.
997	(ALL_VARIANTS): New define.
998	(AARCH64_CORE): Support VARIANT operand.
999	(cpu_data): Likewise.
1000	(host_detect_local_cpu): Parse variant field of /proc/cpuinfo.
1001	Combine the arch and single core case and support variant searching.
1002	* common/config/aarch64/aarch64-common.c (AARCH64_CORE):
1003	Add VARIANT operand.
1004	* config/aarch64/aarch64-opts.h (AARCH64_CORE): Likewise.
1005	* config/aarch64/aarch64.c (AARCH64_CORE): Likewise.
1006	* config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
1007	* config/aarch64/aarch64-tune.md: Regenerate.
1008	* doc/invoke.texi (AARCH64/mtune): Document thunderxt88,
1009	thunderxt88p1, thunderxt81, thunderxt83 as available options.
1010
10112016-12-14  Martin Jambor  <mjambor@suse.cz>
1012
1013	* omp-offload.c: Fix coding style.
1014	* omp-expand.c: Likewise.
1015	* omp-general.c: Likewise.
1016	* omp-grid.c: Likewise.
1017	* omp-low.c: Fix coding style of parts touched by the
1018	previous splitting patch.
1019
10202016-12-14  Martin Jambor  <mjambor@suse.cz>
1021
1022	* omp-general.h: New file.
1023	* omp-general.c: New file.
1024	* omp-expand.h: Likewise.
1025	* omp-expand.c: Likewise.
1026	* omp-offload.h: Likewise.
1027	* omp-offload.c: Likewise.
1028	* omp-grid.c: Likewise.
1029	* omp-grid.c: Likewise.
1030	* omp-low.h: Include omp-general.h and omp-grid.h.  Removed includes
1031	of params.h, symbol-summary.h, lto-section-names.h, cilk.h, tree-eh.h,
1032	ipa-prop.h, tree-cfgcleanup.h, cfgloop.h, except.h, expr.h, stmt.h,
1033	varasm.h, calls.h, explow.h, dojump.h, flags.h, tree-into-ssa.h,
1034	tree-cfg.h, cfganal.h, alias.h, emit-rtl.h, optabs.h, expmed.h,
1035	alloc-pool.h, cfghooks.h, rtl.h and memmodel.h.
1036	(omp_find_combined_for): Declare.
1037	(find_omp_clause): Renamed to omp_find_clause and moved to
1038	omp-general.h.
1039	(free_omp_regions): Renamed to omp_free_regions and moved to
1040	omp-expand.h.
1041	(replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
1042	to omp-general.h.
1043	(set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
1044	omp-general.h.
1045	(build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
1046	moved to omp-general.h.
1047	(get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
1048	omp-general.h.
1049	(oacc_fn_attrib_kernels_p): Moved to omp-general.h.
1050	(get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
1051	omp-general.c.
1052	(omp_expand_local): Moved to omp-expand.h.
1053	(make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
1054	omp-expand.h.
1055	(omp_finish_file): Moved to omp-offload.h.
1056	(default_goacc_validate_dims): Renamed to
1057	oacc_default_goacc_validate_dims and moved to omp-offload.h.
1058	(offload_funcs, offload_vars): Moved to omp-offload.h.
1059	* omp-low.c: Include omp-general.h, omp-offload.h and omp-grid.h.
1060	(omp_region): Moved to omp-expand.c.
1061	(omp_for_data_loop): Moved to omp-general.h.
1062	(omp_for_data): Likewise.
1063	(oacc_loop): Moved to omp-offload.c.
1064	(oacc_loop_flags): Moved to omp-general.h.
1065	(offload_funcs, offload_vars): Moved to omp-offload.c.
1066	(root_omp_region): Moved to omp-expand.c.
1067	(omp_any_child_fn_dumped): Likewise.
1068	(find_omp_clause): Renamed to omp_find_clause and moved to
1069	omp-general.c.
1070	(is_combined_parallel): Moved to omp-expand.c.
1071	(is_reference): Renamed to omp_is_reference and and moved to
1072	omp-general.c.
1073	(adjust_for_condition): Renamed to omp_adjust_for_condition and moved
1074	to omp-general.c.
1075	(get_omp_for_step_from_incr): Renamed to omp_get_for_step_from_incr
1076	and moved to omp-general.c.
1077	(extract_omp_for_data): Renamed to omp_extract_for_data and moved to
1078	omp-general.c.
1079	(workshare_safe_to_combine_p): Moved to omp-expand.c.
1080	(omp_adjust_chunk_size): Likewise.
1081	(get_ws_args_for): Likewise.
1082	(get_base_type): Removed.
1083	(dump_omp_region): Moved to omp-expand.c.
1084	(debug_omp_region): Likewise.
1085	(debug_all_omp_regions): Likewise.
1086	(new_omp_region): Likewise.
1087	(free_omp_region_1): Likewise.
1088	(free_omp_regions): Renamed to omp_free_regions and moved to
1089	omp-expand.c.
1090	(find_combined_for): Renamed to omp_find_combined_for, made global.
1091	(build_omp_barrier): Renamed to omp_build_barrier and moved to
1092	omp-general.c.
1093	(omp_max_vf): Moved to omp-general.c.
1094	(omp_max_simt_vf): Likewise.
1095	(gimple_build_cond_empty): Moved to omp-expand.c.
1096	(parallel_needs_hsa_kernel_p): Likewise.
1097	(expand_omp_build_assign): Moved declaration to omp-expand.c.
1098	(expand_parallel_call): Moved to omp-expand.c.
1099	(expand_cilk_for_call): Likewise.
1100	(expand_task_call): Likewise.
1101	(vec2chain): Likewise.
1102	(remove_exit_barrier): Likewise.
1103	(remove_exit_barriers): Likewise.
1104	(optimize_omp_library_calls): Likewise.
1105	(expand_omp_regimplify_p): Likewise.
1106	(expand_omp_build_assign): Likewise.
1107	(expand_omp_taskreg): Likewise.
1108	(oacc_collapse): Likewise.
1109	(expand_oacc_collapse_init): Likewise.
1110	(expand_oacc_collapse_vars): Likewise.
1111	(expand_omp_for_init_counts): Likewise.
1112	(expand_omp_for_init_vars): Likewise.
1113	(extract_omp_for_update_vars): Likewise.
1114	(expand_omp_ordered_source): Likewise.
1115	(expand_omp_ordered_sink): Likewise.
1116	(expand_omp_ordered_source_sink): Likewise.
1117	(expand_omp_for_ordered_loops): Likewise.
1118	(expand_omp_for_generic): Likewise.
1119	(expand_omp_for_static_nochunk): Likewise.
1120	(find_phi_with_arg_on_edge): Likewise.
1121	(expand_omp_for_static_chunk): Likewise.
1122	(expand_cilk_for): Likewise.
1123	(expand_omp_simd): Likewise.
1124	(expand_omp_taskloop_for_outer): Likewise.
1125	(expand_omp_taskloop_for_inner): Likewise.
1126	(expand_oacc_for): Likewise.
1127	(expand_omp_for): Likewise.
1128	(expand_omp_sections): Likewise.
1129	(expand_omp_single): Likewise.
1130	(expand_omp_synch): Likewise.
1131	(expand_omp_atomic_load): Likewise.
1132	(expand_omp_atomic_store): Likewise.
1133	(expand_omp_atomic_fetch_op): Likewise.
1134	(expand_omp_atomic_pipeline): Likewise.
1135	(expand_omp_atomic_mutex): Likewise.
1136	(expand_omp_atomic): Likewise.
1137	(oacc_launch_pack): and moved to omp-general.c, made public.
1138	(OACC_FN_ATTRIB): Likewise.
1139	(replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
1140	to omp-general.c.
1141	(set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
1142	omp-general.c.
1143	(build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
1144	moved to omp-general.c.
1145	(get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
1146	omp-general.c.
1147	(oacc_fn_attrib_kernels_p): Moved to omp-general.c.
1148	(oacc_fn_attrib_level): Moved to omp-offload.c.
1149	(get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
1150	omp-general.c.
1151	(get_oacc_ifn_dim_arg): Renamed to oacc_get_ifn_dim_arg and moved to
1152	omp-general.c.
1153	(mark_loops_in_oacc_kernels_region): Moved to omp-expand.c.
1154	(grid_launch_attributes_trees): Likewise.
1155	(grid_attr_trees): Likewise.
1156	(grid_create_kernel_launch_attr_types): Likewise.
1157	(grid_insert_store_range_dim): Likewise.
1158	(grid_get_kernel_launch_attributes): Likewise.
1159	(get_target_argument_identifier_1): Likewise.
1160	(get_target_argument_identifier): Likewise.
1161	(get_target_argument_value): Likewise.
1162	(push_target_argument_according_to_value): Likewise.
1163	(get_target_arguments): Likewise.
1164	(expand_omp_target): Likewise.
1165	(grid_expand_omp_for_loop): Moved to omp-grid.c.
1166	(grid_arg_decl_map): Likewise.
1167	(grid_remap_kernel_arg_accesses): Likewise.
1168	(grid_expand_target_grid_body): Likewise.
1169	(expand_omp): Renamed to omp_expand and moved to omp-expand.c.
1170	(build_omp_regions_1): Moved to omp-expand.c.
1171	(build_omp_regions_root): Likewise.
1172	(omp_expand_local): Likewise.
1173	(build_omp_regions): Likewise.
1174	(execute_expand_omp): Likewise.
1175	(pass_data_expand_omp): Likewise.
1176	(pass_expand_omp): Likewise.
1177	(make_pass_expand_omp): Likewise.
1178	(pass_data_expand_omp_ssa): Likewise.
1179	(pass_expand_omp_ssa): Likewise.
1180	(make_pass_expand_omp_ssa): Likewise.
1181	(grid_lastprivate_predicate): Renamed to
1182	omp_grid_lastprivate_predicate and moved to omp-grid.c, made public.
1183	(grid_prop): Moved to omp-grid.c.
1184	(GRID_MISSED_MSG_PREFIX): Likewise.
1185	(grid_safe_assignment_p): Likewise.
1186	(grid_seq_only_contains_local_assignments): Likewise.
1187	(grid_find_single_omp_among_assignments_1): Likewise.
1188	(grid_find_single_omp_among_assignments): Likewise.
1189	(grid_find_ungridifiable_statement): Likewise.
1190	(grid_parallel_clauses_gridifiable): Likewise.
1191	(grid_inner_loop_gridifiable_p): Likewise.
1192	(grid_dist_follows_simple_pattern): Likewise.
1193	(grid_gfor_follows_tiling_pattern): Likewise.
1194	(grid_call_permissible_in_distribute_p): Likewise.
1195	(grid_handle_call_in_distribute): Likewise.
1196	(grid_dist_follows_tiling_pattern): Likewise.
1197	(grid_target_follows_gridifiable_pattern): Likewise.
1198	(grid_remap_prebody_decls): Likewise.
1199	(grid_var_segment): Likewise.
1200	(grid_mark_variable_segment): Likewise.
1201	(grid_copy_leading_local_assignments): Likewise.
1202	(grid_process_grid_body): Likewise.
1203	(grid_eliminate_combined_simd_part): Likewise.
1204	(grid_mark_tiling_loops): Likewise.
1205	(grid_mark_tiling_parallels_and_loops): Likewise.
1206	(grid_process_kernel_body_copy): Likewise.
1207	(grid_attempt_target_gridification): Likewise.
1208	(grid_gridify_all_targets_stmt): Likewise.
1209	(grid_gridify_all_targets): Renamed to omp_grid_gridify_all_targets
1210	and moved to omp-grid.c, made public.
1211	(make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
1212	omp-expand.c.
1213	(add_decls_addresses_to_decl_constructor): Moved to omp-offload.c.
1214	(omp_finish_file): Likewise.
1215	(oacc_thread_numbers): Likewise.
1216	(oacc_xform_loop): Likewise.
1217	(oacc_default_dims, oacc_min_dims): Likewise.
1218	(oacc_parse_default_dims): Likewise.
1219	(oacc_validate_dims): Likewise.
1220	(new_oacc_loop_raw): Likewise.
1221	(new_oacc_loop_outer): Likewise.
1222	(new_oacc_loop): Likewise.
1223	(new_oacc_loop_routine): Likewise.
1224	(finish_oacc_loop): Likewise.
1225	(free_oacc_loop): Likewise.
1226	(dump_oacc_loop_part): Likewise.
1227	(dump_oacc_loop): Likewise.
1228	(debug_oacc_loop): Likewise.
1229	(oacc_loop_discover_walk): Likewise.
1230	(oacc_loop_sibling_nreverse): Likewise.
1231	(oacc_loop_discovery): Likewise.
1232	(oacc_loop_xform_head_tail): Likewise.
1233	(oacc_loop_xform_loop): Likewise.
1234	(oacc_loop_process): Likewise.
1235	(oacc_loop_fixed_partitions): Likewise.
1236	(oacc_loop_auto_partitions): Likewise.
1237	(oacc_loop_partition): Likewise.
1238	(default_goacc_fork_join): Likewise.
1239	(default_goacc_reduction): Likewise.
1240	(execute_oacc_device_lower): Likewise.
1241	(default_goacc_validate_dims): Likewise.
1242	(default_goacc_dim_limit): Likewise.
1243	(pass_data_oacc_device_lower): Likewise.
1244	(pass_oacc_device_lower): Likewise.
1245	(make_pass_oacc_device_lower): Likewise.
1246	(execute_omp_device_lower): Likewise.
1247	(pass_data_omp_device_lower): Likewise.
1248	(pass_omp_device_lower): Likewise.
1249	(make_pass_omp_device_lower): Likewise.
1250	(pass_data_omp_target_link): Likewise.
1251	(pass_omp_target_link): Likewise.
1252	(find_link_var_op): Likewise.
1253	(pass_omp_target_link::execute): Likewise.
1254	(make_pass_omp_target_link): Likewise.
1255	* Makefile.in (OBJS): Added omp-offload.o, omp-expand.o, omp-general.o
1256	and omp-grid.o.
1257	(GTFILES): Added omp-offload.h, omp-offload.c and omp-expand.c, removed
1258	omp-low.h.
1259	* gimple-fold.c: Include omp-general.h instead of omp-low.h.
1260	(fold_internal_goacc_dim): Adjusted calls to
1261	get_oacc_ifn_dim_arg and get_oacc_fn_dim_size to use their new names.
1262	* gimplify.c: Include omp-low.h.
1263	(omp_notice_variable): Adjust the call to get_oacc_fn_attrib to use
1264	its new name.
1265	(gimplify_omp_task): Adjusted calls to find_omp_clause to use its new
1266	name.
1267	(gimplify_omp_for): Likewise.
1268	* lto-cgraph.c: Include omp-offload.h instead of omp-low.h.
1269	* toplev.c: Include omp-offload.h instead of omp-low.h.
1270	* tree-cfg.c: Include omp-general.h instead of omp-low.h.  Also
1271	include omp-expand.h.
1272	(make_edges_bb): Adjusted the call to make_gimple_omp_edges to use its
1273	new name.
1274	(make_edges): Adjust the call to free_omp_regions to use its new name.
1275	* tree-parloops.c: Include omp-general.h.
1276	(create_parallel_loop): Adjusted the call to set_oacc_fn_attrib to use
1277	its new name.
1278	(parallelize_loops): Adjusted the call to get_oacc_fn_attrib to use
1279	its new name.
1280	* tree-ssa-loop.c: Include omp-general.h instead of omp-low.h.
1281	(gate_oacc_kernels): Adjusted the call to get_oacc_fn_attrib to use
1282	its new name.
1283	* tree-vrp.c: Include omp-general.h instead of omp-low.h.
1284	(extract_range_basic): Adjusted calls to get_oacc_ifn_dim_arg and
1285	get_oacc_fn_dim_size to use their new names.
1286	* varpool.c: Include omp-offload.h instead of omp-low.h.
1287	* gengtype.c (open_base_files): Replace omp-low.h with omp-offload.h in
1288	ifiles.
1289	* config/nvptx/nvptx.c: Include omp-general.c.
1290	(nvptx_expand_call): Adjusted the call to get_oacc_fn_attrib to use
1291	its new name.
1292	(nvptx_reorg): Likewise.
1293	(nvptx_record_offload_symbol): Likewise.
1294
12952016-12-14  Martin Sebor  <msebor@redhat.com>
1296
1297	PR middle-end/78786
1298	* gimple-ssa-sprintf.c (target_dir_max): New macro.
1299	(get_mpfr_format_length): New function.
1300	(format_integer): Use HOST_WIDE_INT instead of int.
1301	(format_floating_max): Same.
1302	(format_floating): Call get_mpfr_format_length.
1303	(format_directive): Use target_dir_max.
1304
13052016-12-14  Jakub Jelinek  <jakub@redhat.com>
1306
1307	PR target/78791
1308	* config/i386/i386.h (enum ix86_stack_slot): Add SLOT_STV_TEMP.
1309	* config/i386/i386.c (dimode_scalar_chain::make_vector_copies,
1310	dimode_scalar_chain::convert_reg): Use SLOT_STV_TEMP instead of
1311	SLOT_TEMP.
1312
13132016-12-14  Uros Bizjak  <ubizjak@gmail.com>
1314
1315	PR target/59874
1316	* config/i386/i386-builtin.def: Add __builtin_clzs and __builtin_ctzs.
1317	(ix86_fold_builtin): Handle IX86_BUILTIN_CTZS and IX86_BUILTIN_CLZS.
1318	* config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
1319	(*clzhi2): Ditto.
1320
13212016-12-14  Jakub Jelinek  <jakub@redhat.com>
1322
1323	PR debug/77844
1324	* valtrack.c: Include rtl-iter.h.
1325	(struct rtx_subst_pair): Add insn field.
1326	(propagate_for_debug_subst): If pair->to contains at least 2
1327	regs, create a DEBUG_INSN with a debug temp before pair->insn
1328	and replace from with the debug temp instead of pair->to.
1329	(propagate_for_debug): Initialize p.insn.
1330	* combine.c (insn_uid_check): New inline function.
1331	(INSN_COST, LOG_LINKS): Use it instead of INSN_UID.
1332	(find_single_use, combine_instructions,
1333	cant_combine_insn_p, try_combine): Use NONDEBUG_INSN_P instead of
1334	INSN_P.
1335
13362016-12-14  Martin Sebor  <msebor@redhat.com>
1337
1338	PR c/17308
1339	* builtin-attrs.def (ATTR_NONNULL_1_1, ATTR_NONNULL_1_2): Defined.
1340	(ATTR_NONNULL_1_3, ATTR_NONNULL_1_4, ATTR_NONNULL_1_5): Same.
1341	(ATTR_NOTHROW_NONNULL_1_1, ATTR_NOTHROW_NONNULL_1_2): Same.
1342	(ATTR_NOTHROW_NONNULL_1_3, ATTR_NOTHROW_NONNULL_1_4): Same.
1343	(ATTR_NOTHROW_NONNULL_1_5): Same.
1344	(ATTR_NONNULL_1_FORMAT_PRINTF_1_2): Same.
1345	(ATTR_NONNULL_1_FORMAT_PRINTF_2_0): Same.
1346	(ATTR_NONNULL_1_FORMAT_PRINTF_2_3): Same.
1347	(ATTR_NONNULL_1_FORMAT_PRINTF_3_0): Same.
1348	(ATTR_NONNULL_1_FORMAT_PRINTF_3_4): Same.
1349	(ATTR_NONNULL_1_FORMAT_PRINTF_4_0): Same.
1350	(ATTR_NONNULL_1_FORMAT_PRINTF_4_5): Same.
1351	* builtins.c (validate_arg): Add argument.  Treat null pointers
1352	passed to nonnull arguments as invalid.
1353	(validate_arglist): Same.
1354	* builtins.def (fprintf, fprintf_unlocked): Add nonnull attribute.
1355	(printf, printf_unlocked, sprintf. vfprintf, vsprintf): Same.
1356	(__sprintf_chk, __vsprintf_chk, __fprintf_chk, __vfprintf_chk): Same.
1357	* calls.c (get_nonnull_ags, maybe_warn_null_arg): New functions.
1358	(initialize_argument_information): Diagnose null pointers passed to
1359	arguments declared nonnull.
1360	* calls.h (get_nonnull_args): Declared.
1361
13622016-12-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
1363
1364	* config/rs6000/rs6000.c (rs6000_split_vec_extract_var): On ISA
1365	3.0/power9, add support to use the VEXTU{B,H,W}{L,R}X extract
1366	instructions.
1367	* config/rs6000/vsx.md (VSr2): Add IEEE 128-bit floating point
1368	type constraint registers.
1369	(VSr3): Likewise.
1370	(FL_CONV): New mode iterator for binary floating types that have a
1371	direct conversion from 64-bit integer to floating point.
1372	(vsx_extract_<mode>_p9): Add support for the ISA 3.0/power9
1373	VEXTU{B,H,W}{L,R}X extract instructions.
1374	(vsx_extract_<mode>_p9 splitter): Add splitter to load up the
1375	extract byte position into the GPR if we are using the
1376	VEXTU{B,H,W}{L,R}X extract instructions.
1377	(vsx_extract_<mode>_di_p9): Support extracts to GPRs.
1378	(vsx_extract_<mode>_store_p9): Support extracting to GPRs so that
1379	we can use reg+offset address instructions.
1380	(vsx_extract_<mode>_var): Support extracts to GPRs.
1381	(vsx_extract_<VSX_EXTRACT_I:mode>_<SDI:mode>_var): New combiner
1382	insn to combine vector extracts with zero_extend.
1383	(vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Optimize
1384	extracting a small integer vector element and converting it to a
1385	floating point type.
1386	(vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise.
1387	(UNSPEC_XXEXTRACTUW): New unspec.
1388	(UNSPEC_XXINSERTW): Likewise.
1389	(vextract4b): Add support for the vec_vextract4b built-in
1390	function.
1391	(vextract4b_internal): Likewise.
1392	(vinsert4b): Add support for the vec_insert4b built-in function.
1393	Include both a version that inserts element 1 from a V4SI object
1394	and one that inserts a DI object.
1395	(vinsert4b_internal): Likewise.
1396	(vinsert4b_di): Likewise.
1397	(vinsert4b_di_internal): Likewise.
1398	* config/rs6000/predicates.md (const_0_to_11_operand): New
1399	predicate, match 0..11.
1400	* config/rs6000/rs6000-builtin.def (BU_P9V_VSX_3): Set built-in
1401	type to ternary, not binary.
1402	(BU_P9V_64BIT_VSX_3): Likewise.
1403	(P9V_BUILTIN_VEXTRACT4B): Add support for vec_vinsert4b and
1404	vec_extract4b non-overloaded built-in functions.
1405	(P9V_BUILTIN_VINSERT4B): Likewise.
1406	(P9V_BUILTIN_VINSERT4B_DI): Likewise.
1407	(P9V_BUILTIN_VEC_VEXTULX): Move to section that adds 2 operand ISA
1408	3.0 built-in functions.
1409	(P9V_BUILTIN_VEC_VEXTURX): Likewise.
1410	(P9V_BUILTIN_VEC_VEXTRACT4B): Add support for overloaded
1411	vec_insert4b and vec_extract4 built-in functions.
1412	(P9V_BUILTIN_VEC_VINSERT4B): Likewise.
1413	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1414	overloaded support for vec_vinsert4b and vec_extract4b.
1415	* config/rs6000/rs6000.c (altivec_expand_builtin): Add checks for
1416	the vec_insert4b and vec_extract4b byte number being a constant in
1417	the range 0..11.
1418	* config/rs6000/altivec.h (vec_vinsert4b): Support vec_vinsert4b
1419	and vec_extract4b built-in functions.
1420	* doc/extend.doc (PowerPC VSX built-in functions): Document
1421	vec_insert4b and vec_extract4b.
1422
14232016-12-14  Martin Liska  <mliska@suse.cz>
1424
1425	* gimple-pretty-print.c (dump_probability): New function.
1426	(dump_edge_probability): Use the function.
1427	(dump_gimple_label): Likewise.
1428	(dump_gimple_bb_header): Likewise.
1429
14302016-12-14  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
1431	    Jakub Jelinek  <jakub@redhat.com>
1432
1433	* tree-ssa-strlen.c (fold_strstr_to_memcmp): New function.
1434	(strlen_optimize_stmt): Call fold_strstr_to_memcmp.
1435
14362016-12-14  Eric Botcazou  <ebotcazou@adacore.com>
1437
1438	* lra-constraints.c (process_address_1): Do not attempt to decompose
1439	addresses for MEMs that satisfy fixed-form constraints.
1440
14412016-12-14  Richard Biener  <rguenther@suse.de>
1442
1443	PR tree-optimization/78788
1444	* tree-vrp.c (set_value_range): Allow [-INF(OVF), +INF(OVF)].
1445	(set_and_canonicalize_value_range): Do not drop the above to
1446	VARYING.
1447
14482016-12-13  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1449
1450	* config/rs6000/rs600.c (rs6000_builtin_vectorization_cost):
1451	Adjust unaligned load cost.
1452
14532016-12-13  Uros Bizjak  <ubizjak@gmail.com>
1454
1455	PR target/78794
1456	* config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
1457	Calculate additional gain for andnot for targets without BMI.
1458
14592016-12-13  Carl Love  <cel@us.ibm.com>
1460
1461	* config/rs6000/rs6000-c.c: Add built-in support for
1462	vector float vec_pack (vector double, vector double)
1463	vector double vec_sld (vector double, vector double)
1464	* config/rs6000/rs6000.c: Add icode check for vsldoi_v2df to allow
1465	4-bit unsigned literal.
1466	* config/rs6000/rs6000-builtin.def: Add definition for VSLDOI_2DF
1467	* doc/extend.texi: Update the built-in documentation file for the
1468	new powerpc vec_pack and vec_sld built-ins.
1469
14702016-12-13  Martin Liska  <mliska@suse.cz>
1471
1472	* sanopt.c (sanopt_optimize_walker): Set contains_asan_mark.
1473	(sanopt_optimize): Add new argument.
1474	(sanitize_asan_mark_unpoison): New function.
1475	(maybe_contains_asan_check): Likewise.
1476	(sanitize_asan_mark_poison): Likewise.
1477	(pass_sanopt::execute): Call the new functions.
1478
14792016-12-13  Martin Liska  <mliska@suse.cz>
1480
1481	PR tree-optimization/78428
1482	* expr.c (store_constructor_field): Add new arguments to the function.
1483	(store_constructor): Set up bitregion_end and add gcc_unreachable to
1484	fields that have either non-constant size or (and) offset.
1485
14862016-12-13  Marek Polacek  <polacek@redhat.com>
1487
1488	* tree-data-ref.c (compute_overlap_steps_for_affine_univar): Change
1489	parameters' type from int to HOST_WIDE_INT.
1490	(compute_overlap_steps_for_affine_1_2): Change parameters' type from
1491	int to HOST_WIDE_INT.
1492	(build_classic_dist_vector_1): Likewise.
1493	(add_multivariate_self_dist): Likewise.
1494
14952016-12-13  Michael Matz  <matz@suse.de>
1496
1497	PR tree-optimization/78725
1498	* tree-ssa-loop-split.c (split_at_bb_p): Check for overflow and
1499	at correct use point.
1500
15012016-12-13  Martin Liska  <mliska@suse.cz>
1502
1503	* asan.c (asan_expand_mark_ifn): Use renamed
1504	BUILT_IN_ASAN_{UN}CLOBBER_N to BUILT_IN_ASAN_{UN}POISON_STACK_MEMORY.
1505	* sanitizer.def: Likewise.
1506
15072016-12-13  James Greenhalgh  <james.greenhalgh@arm.com>
1508
1509	* doc/extend.texi (Half-Precision): Update to document current
1510	compiler behaviour.
1511
15122016-12-13  James Greenhalgh  <james.greenhalgh@arm.com>
1513
1514	* doc/extend.texi (Floating Types): Document availability of
1515	_Float16 on ARM/AArch64.
1516
15172016-12-13  Richard Biener  <rguenther@suse.de>
1518
1519	PR tree-optimization/78699
1520	* tree-vect-data-refs.c (vect_analyze_group_access_1): Limit
1521	group size.
1522
15232016-12-13  Richard Biener  <rguenther@suse.de>
1524
1525	PR middle-end/78742
1526	* tree.c (cst_and_fits_in_hwi): Look if the actual value fits.
1527	* tree-object-size.c (compute_builtin_object_size): Use
1528	tree_fits_shwi_p.
1529	* tree-data-ref.c (initialize_matrix_A): Remove excess assert.
1530
15312016-12-13  Martin Liska  <mliska@suse.cz>
1532
1533	* asan.c (asan_mark_poison_p): Remove.
1534	(asan_mark_p): New function.
1535	(transform_statements): Use the function.
1536	(asan_expand_mark_ifn): Do not use masked enum.
1537	* asan.h (enum asan_mark_flags): Declare it via a macro.
1538	* gimple-pretty-print.c (dump_gimple_call_args): Dump first
1539	argument of ASAN_MARK.
1540	* gimplify.c (build_asan_poison_call_expr): Use new enum values.
1541	(asan_poison_variable): Likewise.
1542
15432016-12-13  Jakub Jelinek  <jakub@redhat.com>
1544
1545	PR ipa/77905
1546	* ipa-pure-const.c (cdtor_p): Return true for
1547	DECL_STATIC_{CON,DE}STRUCTOR even when it is
1548	DECL_LOOPING_CONST_OR_PURE_P.
1549
15502016-12-12  Jakub Jelinek  <jakub@redhat.com>
1551
1552	PR tree-optimization/78777
1553	* gimple-ssa-strength-reduction.c (create_add_on_incoming_edge,
1554	insert_initializers): Use stmt_ends_bb_p instead of is_ctrl_stmt.
1555
1556	PR other/78766
1557	* opt-functions.awk (opt_args): Use [{] instead of { in regexps.
1558	Formatting fix.
1559
15602016-12-12  Martin Sebor  <msebor@redhat.com>
1561
1562	PR middle-end/78622
1563	PR middle-end78606
1564	* gimple-ssa-sprintf.c (min_bytes_remaining): Use res.knownrange
1565	rather than res.bounded.
1566	(get_width_and_precision): Set precision to -1 when negative.
1567	(adjust_range_for_overflow): New function.
1568	(format_integer): Correct the handling of the space, plus, and pound
1569	flags, and the special case of zero precision.
1570	Always set res.bounded to true unless either precision or width
1571	is specified and unknown.
1572	Call adjust_range_for_overflow.
1573	Avoid use zero as the shortest value when precision is specified
1574	but unknown.
1575	(format_directive): Remove vestigial quoting.  Always inform of
1576	argument value or range when it's available.
1577	(add_bytes): Correct the computation of boundrange used to
1578	decide whether a warning is of a "maybe" or "defnitely" kind.
1579
15802016-12-12  Dominik Vogt  <vogt@linux.vnet.ibm.com>
1581
1582	* combine.c (change_zero_ext): Handle mode expanding zero_extracts.
1583
15842016-12-12  Uros Bizjak  <ubizjak@gmail.com>
1585
1586	PR target/78738
1587	* config/i386/i386.h (X87_ENABLE_ARITH): Also enable for
1588	flag_unsafe_math_optimizations.
1589	(X87_ENABLE_FLOAT): Ditto.
1590
15912016-12-12  Marek Polacek  <polacek@redhat.com>
1592
1593	PR middle-end/78716
1594	* gimplify.c (gimplify_va_arg_expr): Don't require ADDR_EXPR for
1595	Case 1; check POINTER_TYPE_P instead.
1596
15972016-12-12  Bernd Schmidt  <bschmidt@redhat.com>
1598
1599	PR rtl-optimization/78669
1600	* ira.c (combine_and_move_insns): When deleting an insn, clear the
1601	replace flag for all used regs in that insn.
1602
16032016-12-12  Thomas Preud'homme  <thomas.preudhomme@arm.com>
1604
1605	* config/arm/arm-opts.h: Move struct arm_arch_core_flag and
1606	arm_arch_core_flags to ...
1607	* common/config/arm/arm-common.c: There.
1608
16092016-12-12  Eric Botcazou  <ebotcazou@adacore.com>
1610
1611	* config/sparc/constraints.md (T): Use special memory constraint.
1612	(U): Minor tweak.
1613	(W): Add TARGET_ARCH64 test.
1614	* config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'.
1615	(*movdf_insn_sp32): Likewise.
1616	(*mov<VM64:mode>_insn_sp32): Likewise.  Replace 'e' with 'f' in
1617	conjunction with offsettable memory references.
1618
16192016-12-11  Sandra Loosemore  <sandra@codesourcery.com>
1620
1621	* config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx
1622	to avoid shared structure error.
1623
16242016-12-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1625
1626	PR target/78695
1627	* config/rs6000/rs6000.c (find_alignment_op): Discard from
1628	consideration any artificial definition.
1629
16302016-12-11  Iain Sandoe  <iain@codesourcery.com>
1631
1632	* configure.ac (CROSS directory tests): Remove the assumption that
1633	Darwin hosts contain suitable target sysroots in "/".
1634	* configure: Regenerate.
1635
16362016-12-11  Iain Sandoe  <iain@codesourcery.com>
1637
1638	PR rtl-optimization/71496
1639	* config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
1640	copyable.  (load_macho_picbase_di, reload_macho_picbase_si,
1641	reload_macho_picbase_di): Likewise.
1642
16432012-12-11  John David Anglin  <danglin@gcc.gnu.org>
1644
1645	* config/pa/pa.c (pa_callee_copies): New function.
1646	* config/pa/pa.opt (mcaller-copies): New option.
1647	* doc/invoke.texi (mcaller-copies): Document option.
1648
16492016-12-11  Uros Bizjak  <ubizjak@gmail.com>
1650
1651	PR target/70799
1652	* config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
1653	<case ASHIFT, case LSHIFTRT>: Consider all constant shifts.
1654	Add FIXME comment.
1655	(dimode_scalar_chain::compute_convert_gain): Reduce gain for
1656	constant shifts larger or equal than 32.
1657
16582016-12-11  Roger Pau Monné  <roger.pau@citrix.com>
1659
1660	* config/i386/x86-64.h: Append --32 to the assembler options when
1661	-m16 is used on non-glibc systems as well.
1662
16632016-12-10  Allan Sandfeld Jensen  <allan.jensen@qt.io>
1664
1665	PR target/70118
1666	* config/i386/mmintrin.h (__m64_u): New type
1667	* config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64):
1668	Make the allowed unaligned memory access explicit.
1669
16702016-12-10  Krister Walfridsson  <krister.walfridsson@gmail.com>
1671
1672	* config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD.
1673	Generally use cpu generic.
1674
16752016-12-10  Jakub Jelinek  <jakub@redhat.com>
1676	    Marc Glisse  <marc.glisse@inria.fr>
1677
1678	PR tree-optimization/78720
1679	* match.pd (A < 0 ? C : 0): Only optimize for signed A.  If shift
1680	is negative, sign extend to @1's type and than AND with C.
1681
16822016-12-10  Jakub Jelinek  <jakub@redhat.com>
1683
1684	PR fortran/78758
1685	* tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle
1686	non-zero low bound or non-standard element sizes.
1687
1688	PR sanitizer/78708
1689	* lto-streamer-in.c (input_function): In addition to debug stmts
1690	without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize
1691	bit is not enabled.
1692
16932016-12-09  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1694
1695	* config/rs6000/rs6000-passes.def: New file.
1696	* config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps.
1697	* config/rs6000/rs6000.c (rs6000_option_override): Remove
1698	registration of machine-specific passes.
1699	(pass_analyze_swaps::clone): New function.
1700	* config/rs6000/t-rs6000: Define PASSES_EXTRA.
1701
17022016-12-09  Kugan Vivekanandarajah  <kuganv@linaro.org>
1703
1704	PR ipa/78721
1705	* ipa-cp.c (propagate_vr_accross_jump_function): Call
1706	drop_tree_overflow after fold_convert.
1707
17082016-12-09  Jakub Jelinek  <jakub@redhat.com>
1709
1710	PR target/72742
1711	* config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot,
1712	*and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn
1713	condition.
1714
17152016-12-09  Segher Boessenkool  <segher@kernel.crashing.org>
1716
1717	PR target/78683
1718	* config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use
1719	GET_MODE_BITSIZE.  Return 2.
1720	(CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE.  Return 2.  Handle
1721	TARGET_POPCNTD the same as TARGET_CTZ.
1722	* config/rs6000/rs6000.md (ctz<mode>2): Reimplement.
1723	(ffs<mode>2): Reimplement.
1724
17252016-12-09  Andre Vieira <andre.simoesdiasvieira@arm.com>
1726
1727	PR rtl-optimization/78255
1728	* gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
1729	NO_FUNCTION_CSE is true.
1730
17312016-12-09  Cesar Philippidis  <cesar@codesourcery.com>
1732
1733	PR ipa/78027
1734	* ipa-icf.c (sem_function::parse): Don't process functions with
1735	oacc decl attributes, as they may be OpenACC routines.
1736
17372016-12-09  David Malcolm  <dmalcolm@redhat.com>
1738
1739	* rtl.h (get_mem_attrs): Add "const" qualifier to returned
1740	pointer.
1741
17422016-12-09  Nathan Sidwell  <nathan@acm.org>
1743
1744	PR C++/78550
1745	* convert.c (convert_to_integer_1): Maybe fold conversions to
1746	integral types with fewer bits than its mode.
1747
17482016-12-09  Martin Liska  <mliska@suse.cz>
1749
1750	* tree-pretty-print.c (pretty_print_string): Escape non-printable
1751	chars in strings.
1752
17532016-12-09  Jakub Jelinek  <jakub@redhat.com>
1754
1755	PR tree-optimization/78726
1756	* tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
1757	argument.  For lhs uses in debug stmts, don't replace lhs with
1758	new_lhs, but with a debug temp set to new_lhs opcode op.
1759	(make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
1760	OP down to make_new_ssa_for_def.
1761	(zero_one_operation): Call make_new_ssa_for_all_defs even when
1762	stmts_to_fix is empty, if *def has not changed yet.  Pass
1763	OPCODE to make_new_ssa_for_all_defs.
1764
17652016-12-08  Martin Sebor  <msebor@redhat.com>
1766
1767	PR c/78284
1768	* builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
1769	identifier tree nodes.
1770	(ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
1771	(ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
1772	(ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
1773	(ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
1774	(ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
1775	* builtins.c (expand_builtin_alloca): Call
1776	maybe_warn_alloc_args_overflow.
1777	* builtins.def (aligned_alloc, calloc, malloc, realloc):
1778	Add attribute alloc_size.
1779	(alloca): Add attribute alloc_size and returns_nonnull.
1780	* calls.h (maybe_warn_alloc_args_overflow): Declare.
1781	* calls.c (alloc_max_size, operand_signed_p): New functions.
1782	(maybe_warn_alloc_args_overflow): Define.
1783	(initialize_argument_information): Diagnose overflow in functions
1784	declared with attaribute alloc_size.
1785	* doc/invoke.texi (Warning Options): Document -Walloc-zero and
1786	-Walloc-size-larger-than.
1787
17882016-12-08  Vladimir Makarov  <vmakarov@redhat.com>
1789
1790	PR rtl-optimization/78671
1791	* lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an
1792	allocno class.
1793
17942016-12-08  Uros Bizjak  <ubizjak@gmail.com>
1795
1796	* config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
1797	(HARD_REGNO_NREGS_HAS_PADDING): Ditto.  Simplify macro.
1798
17992015-12-08  Wilco Dijkstra  <wdijkstr@arm.com>
1800
1801	PR target/78733
1802	* config/aarch64/aarch64.c (aarch64_classify_address):
1803	Set load_store_pair_p for TImode and TFmode.
1804
18052016-12-08  David Malcolm  <dmalcolm@redhat.com>
1806
1807	* emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
1808	regno_reg_rtx resizing logic to...
1809	(emit_status::ensure_regno_capacity): ...this new method,
1810	and ensure that the buffers are large enough.
1811	(init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
1812	rather than ggc_vec_alloc.
1813	* function.h (emit_status::ensure_regno_capacity): New method.
1814
18152016-12-08  Dmitry Vyukov  <dvyukov@google.com>
1816
1817	* opts.c (finish_options): Enable -fsanitize-address-use-after-scope
1818	only if -fsanitize=address is enabled (not -fsanitize=kernel-address).
1819	* doc/invoke.texi (-fsanitize=kernel-address):
1820	Don't say that it enables -fsanitize-address-use-after-scope.
1821
18222016-12-08  Bin Cheng  <bin.cheng@arm.com>
1823
1824	PR middle-end/78684
1825	* tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
1826	sign bit for index step of data reference.
1827
18282016-12-08  Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
1829
1830	* config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1831	Handle SYMBOL_SMALL_TLSGD for ILP32.
1832	* config/aarch64/aarch64.md : tlsgd_small modified into
1833	tlsgd_small_<mode> to support SImode and DImode.
1834	*tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
1835	DImode.
1836
18372016-12-08  Andrew Pinski  <apinski@cavium.com>
1838
1839	* config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1840	Access the lower part of RTX appropriately.
1841
18422016-12-07  David Malcolm  <dmalcolm@redhat.com>
1843
1844	* genpreds.c (write_tm_constrs_h): Update for renaming of
1845	rtx_reader_ptr to md_reader_ptr.
1846	(write_tm_preds_h): Likewise.
1847	(write_insn_preds_c): Likewise.
1848	* read-md.c (rtx_reader_ptr): Rename to...
1849	(md_reader_ptr): ...this, and convert from an
1850	rtx_reader * to a md_reader *.
1851	(rtx_reader::set_md_ptr_loc): Rename to...
1852	(md_reader::set_md_ptr_loc): ...this.
1853	(rtx_reader::get_md_ptr_loc): Rename to...
1854	(md_reader::get_md_ptr_loc): ...this.
1855	(rtx_reader::copy_md_ptr_loc): Rename to...
1856	(md_reader::copy_md_ptr_loc): ...this.
1857	(rtx_reader::fprint_md_ptr_loc): Rename to...
1858	(md_reader::fprint_md_ptr_loc): ...this.
1859	(rtx_reader::print_md_ptr_loc): Rename to...
1860	(md_reader::print_md_ptr_loc): ...this.
1861	(rtx_reader::join_c_conditions): Rename to...
1862	(md_reader::join_c_conditions): ...this.
1863	(rtx_reader::fprint_c_condition): ...this.
1864	(rtx_reader::print_c_condition): Rename to...
1865	(md_reader::print_c_condition): ...this.
1866	(fatal_with_file_and_line):  Update for renaming of
1867	rtx_reader_ptr to md_reader_ptr.
1868	(rtx_reader::require_char): Rename to...
1869	(md_reader::require_char): ...this.
1870	(rtx_reader::require_char_ws): Rename to...
1871	(md_reader::require_char_ws): ...this.
1872	(rtx_reader::require_word_ws): Rename to...
1873	(md_reader::require_word_ws): ...this.
1874	(rtx_reader::read_char): Rename to...
1875	(md_reader::read_char): ...this.
1876	(rtx_reader::unread_char): Rename to...
1877	(md_reader::unread_char): ...this.
1878	(rtx_reader::peek_char): Rename to...
1879	(md_reader::peek_char): ...this.
1880	(rtx_reader::read_name): Rename to...
1881	(md_reader::read_name): ...this.
1882	(rtx_reader::read_escape): Rename to...
1883	(md_reader::read_escape): ...this.
1884	(rtx_reader::read_quoted_string): Rename to...
1885	(md_reader::read_quoted_string): ...this.
1886	(rtx_reader::read_braced_string): Rename to...
1887	(md_reader::read_braced_string): ...this.
1888	(rtx_reader::read_string): Rename to...
1889	(md_reader::read_string): ...this.
1890	(rtx_reader::read_skip_construct): Rename to...
1891	(md_reader::read_skip_construct): ...this.
1892	(rtx_reader::handle_constants): Rename to...
1893	(md_reader::handle_constants): ...this.
1894	(rtx_reader::traverse_md_constants): Rename to...
1895	(md_reader::traverse_md_constants): ...this.
1896	(rtx_reader::handle_enum): Rename to...
1897	(md_reader::handle_enum): ...this.
1898	(rtx_reader::lookup_enum_type): Rename to...
1899	(md_reader::lookup_enum_type): ...this.
1900	(rtx_reader::traverse_enum_types): Rename to...
1901	(md_reader::traverse_enum_types): ...this.
1902	(rtx_reader::rtx_reader): Rename to...
1903	(md_reader::md_reader): ...this, and update for renaming of
1904	rtx_reader_ptr to md_reader_ptr.
1905	(rtx_reader::~rtx_reader): Rename to...
1906	(md_reader::~md_reader): ...this, and update for renaming of
1907	rtx_reader_ptr to md_reader_ptr.
1908	(rtx_reader::handle_include): Rename to...
1909	(md_reader::handle_include): ...this.
1910	(rtx_reader::handle_file): Rename to...
1911	(md_reader::handle_file): ...this.
1912	(rtx_reader::handle_toplevel_file): Rename to...
1913	(md_reader::handle_toplevel_file): ...this.
1914	(rtx_reader::get_current_location): Rename to...
1915	(md_reader::get_current_location): ...this.
1916	(rtx_reader::add_include_path): Rename to...
1917	(md_reader::add_include_path): ...this.
1918	(rtx_reader::read_md_files): Rename to...
1919	(md_reader::read_md_files): ...this.
1920	* read-md.h (class rtx_reader): Split into...
1921	(class md_reader): ...new class.
1922	(rtx_reader_ptr): Rename to...
1923	(md_reader_ptr): ...this, and convert to a md_reader *.
1924	(class noop_reader): Update base class to be md_reader.
1925	(class rtx_reader): Reintroduce as a subclass of md_reader.
1926	(rtx_reader_ptr): Reintroduce as a rtx_reader *.
1927	(read_char): Update for renaming of rtx_reader_ptr to
1928	md_reader_ptr.
1929	(unread_char): Likewise.
1930	* read-rtl.c (rtx_reader_ptr): New global.
1931	(rtx_reader::apply_iterator_to_string): Rename to...
1932	(md_reader::apply_iterator_to_string): ...this.
1933	(rtx_reader::copy_rtx_for_iterators): Rename to...
1934	(md_reader::copy_rtx_for_iterators): ...this.
1935	(rtx_reader::read_conditions): Rename to...
1936	(md_reader::read_conditions): ...this.
1937	(rtx_reader::record_potential_iterator_use): Rename to...
1938	(md_reader::record_potential_iterator_use): ...this.
1939	(rtx_reader::read_mapping): Rename to...
1940	(md_reader::read_mapping): ...this.
1941	(rtx_reader::read_rtx): Use rtx_reader_ptr when calling
1942	read_rtx_code.
1943	(rtx_reader::read_rtx_operand): Use get_string_obstack rather
1944	than directly accessing m_string_obstack.
1945	(rtx_reader::rtx_reader): New ctor.
1946	(rtx_reader::~rtx_reader): New dtor.
1947
19482016-12-07  Martin Sebor  <msebor@redhat.com>
1949
1950	PR middle-end/77784
1951	PR middle-end/78149
1952	PR middle-end/78138
1953
1954	* builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
1955	functions.
1956	(compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
1957	(check_memop_sizes): Same.
1958	(expand_builtin_memcpy): Call check memop_sizes.
1959	(expand_builtin_mempcpy): Same.
1960	(expand_builtin_memset): Same,
1961	(expand_builtin_bzero): Same.
1962	(expand_builtin_memory_chk): Call check_sizes.
1963	(expand_builtin_strcpy): Same.
1964	(expand_builtin_strncpy): Same.
1965	(maybe_emit_sprintf_chk_warning): Same.
1966	(expand_builtin): Handle strcat and strncat.
1967	(fini_object_sizes): Reset pointers.
1968	(compute_object_size): New function.
1969	* gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1970	Avoid issuing warnings also issued during built-in expansion.
1971	* doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
1972
19732016-12-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
1974
1975	PR target/72717
1976	* config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
1977	V2DImode elements are SUBREG's convert the result into DImode
1978	rather than failing in emit_move_insn.
1979
19802016-12-07  Jakub Jelinek  <jakub@redhat.com>
1981
1982	* builtins.c (fold_builtin_strstr): Removed.
1983	(fold_builtin_2): Don't call fold_builtin_strstr.
1984	* gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
1985	earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
1986	(gimple_fold_builtin_strstr): New function.
1987	(gimple_fold_builtin): Call it.
1988	* fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
1989
1990	PR c++/78692
1991	* cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
1992	var to lhs of new_stmt right before noreturn handling rather than to
1993	lhs of e->call_stmt early.
1994
19952016-12-07  David Malcolm  <dmalcolm@redhat.com>
1996
1997	* read-md.c (rtx_reader::require_char): New method.
1998	(require_char_ws): Convert from function to...
1999	(rtx_reader::require_char_ws): ...method.
2000	(rtx_reader::require_word_ws): New method.
2001	* read-md.h (rtx_reader::require_char): New method decl.
2002	(require_char_ws): Remove global decl in favor of...
2003	(rtx_reader::require_char_ws): ...new method decl.
2004	(rtx_reader::require_word_ws): New method decl.
2005	(rtx_reader::peek_char): New method decl.
2006
20072016-12-07  Thomas Preud'homme  <thomas.preudhomme@arm.com>
2008
2009	PR rtl-optimization/78617
2010	* lra-remat.c (do_remat): Initialize live_hard_regs from live in
2011	registers, also setting hard registers mapped to pseudo registers.
2012
20132016-12-07  David Malcolm  <dmalcolm@redhat.com>
2014
2015	* cfgexpand.c (pass_expand::execute): Move stack initializations
2016	to rtl_data::init_stack_alignment and call it.
2017	* emit-rtl.c (rtl_data::init_stack_alignment): New method.
2018	* emit-rtl.h (rtl_data::init_stack_alignment): New method.
2019
20202016-12-07  Wilco Dijkstra  <wdijkstr@arm.com>
2021
2022	* gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
2023	(ira): Move initialization of crtl->is_leaf earlier.
2024
20252016-12-07  Wilco Dijkstra  <wdijkstr@arm.com>
2026
2027	* config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
2028	(movtf_aarch64): Likewise.
2029	* config/aarch64/aarch64.c (aarch64_classify_address):
2030	Use correct intersection of offsets.
2031	(aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
2032	(aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
2033	Use 7-bit signed scaled mode for modes > 16 bytes.
2034
20352016-12-07  James Greenhalgh  <james.greenhalgh@arm.com>
2036
2037	PR rtl-optimization/78561
2038	* config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
2039	constant_pool_empty_p in place of get_pool_size_upper_bound.
2040	(rs6000_stack_info): Likewise.
2041	(rs6000_emit_prologue): Likewise.
2042	(rs6000_elf_declare_function_name): Likewise.
2043	(rs6000_set_up_by_prologue): Likewise.
2044	(rs6000_can_eliminate): Likewise.
2045	* output.h (get_pool_size_upper_bound): Delete.
2046	(constant_pool_empty_p): New.
2047	* varasm.c (get_pool_size_upper_bound): Delete
2048	(constant_pool_empty_p): New.
2049
20502016-12-07  Bin Cheng  <bin.cheng@arm.com>
2051
2052	PR tree-optimization/78691
2053	* match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
2054	Require integral type for the outer expression.
2055
20562016-12-07  Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
2057
2058	* config/aarch64/aarch64.c
2059	(aarch64_builtin_support_vector_misalignment): New.
2060	(TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
2061
20622016-12-06  David Malcolm  <dmalcolm@redhat.com>
2063
2064	PR bootstrap/78705
2065	* config/i386/i386.c (ix86_test_dumping_memory_blockage):
2066	Conditionalize the string comparison on Pmode == DImode.
2067
20682016-12-06  Tom de Vries  <tom@codesourcery.com>
2069
2070	PR tree-optimization/67955
2071	* tree-ssa-alias.c (same_addr_size_stores_p): New function.
2072	(stmt_kills_ref_p): Use it.
2073
20742016-12-06  Eric Botcazou  <ebotcazou@adacore.com>
2075
2076	PR middle-end/78700
2077	* calls.c (expand_call): Move back call to prepare_call_address.
2078
20792016-12-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
2080
2081	PR target/78658
2082	* config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
2083	?* constraints for the ISA 3.0 patterns, so the register allocator
2084	is more likely to allocate QImode/HImode to vector registers for
2085	conversion to floating point unless a reload is needed.
2086	(zero_extendhi<mode>2): Likewise.
2087	(float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
2088	first alternative which is converting QImode/HImode to floating
2089	point and the QImode/HImode value is in a vector register, and
2090	does not allocate the second pseudo register.  Remove zero
2091	extending into traditional floating point registers, since the
2092	instruction used only works on traditional altivec registers.
2093	(floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
2094
20952016-12-06  David Malcolm  <dmalcolm@redhat.com>
2096
2097	* config/i386/i386.c: Include print-rtl.h.
2098	(selftest::ix86_test_dumping_memory_blockage): New function.
2099	(selftest::ix86_run_selftests): Call it.
2100	* print-rtl-function.c (print_rtx_function): Create an
2101	rtx_reuse_manager and use it.
2102	* print-rtl.c: Include "rtl-iter.h".
2103	(rtx_writer::rtx_writer): Add reuse_manager param.
2104	(rtx_reuse_manager::rtx_reuse_manager): New ctor.
2105	(uses_rtx_reuse_p): New function.
2106	(rtx_reuse_manager::preprocess): New function.
2107	(rtx_reuse_manager::has_reuse_id): New function.
2108	(rtx_reuse_manager::seen_def_p): New function.
2109	(rtx_reuse_manager::set_seen_def): New function.
2110	(rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
2111	prefix the first time in_rtx is seen, and print reuse_rtx
2112	subsequently.
2113	(print_inline_rtx): Supply NULL for new reuse_manager param.
2114	(debug_rtx): Likewise.
2115	(print_rtl): Likewise.
2116	(print_rtl_single): Likewise.
2117	(rtx_writer::print_rtl_single_with_indent): Likewise.
2118	* print-rtl.h: Include bitmap.h when building for host.
2119	(rtx_writer::rtx_writer): Add reuse_manager param.
2120	(rtx_writer::m_rtx_reuse_manager): New field.
2121	(class rtx_reuse_manager): New class.
2122	* rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
2123	param and use it when constructing rtx_writer.
2124	(selftest::test_dumping_rtx_reuse): New function.
2125	(selftest::rtl_tests_c_tests): Call it.
2126	* selftest-rtl.h (class rtx_reuse_manager): New forward decl.
2127	(selftest::assert_rtl_dump_eq): Add reuse_manager param.
2128	(ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
2129	(ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
2130
21312016-12-06  Vladimir Makarov  <vmakarov@redhat.com>
2132
2133	PR target/77761
2134	* lra-lives.c (process_bb_lives): Update biggest mode for
2135	implicitly used hard reg.
2136
21372016-12-06  Uros Bizjak  <ubizjak@gmail.com>
2138
2139	* config/i386/predicates.md (general_gr_operand): New predicate.
2140	* config/i386/i386.md (TImode and DImode push_operand splitter):
2141	Use general_gr_operand.  Macroize using DWI mode macro.
2142	(TImode and DImode nonimmediate_operand splitter): Use
2143	nonimmediate_gr_operand and general_gr_operand.  Macroize using
2144	DWI mode macro.
2145	(TF/XF/DFmode push_operand splitter): Use general_gr_operand.
2146	(TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
2147	and general_gr_operand.
2148	(XFmode nonimmediate_operand splitter): Ditto.
2149	(DFmode nonimmediate_operand splitter): Ditto.
2150	* config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
2151
21522016-12-06  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
2153
2154	* config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
2155	alphabetical order with respect to other ARMv8 processors.
2156	* config/arm/arm-tables.opt: Regenerate.
2157	* config/arm/arm-tune.md: Likewise.
2158
21592016-12-06  Robert Suchanek  <robert.suchanek@imgtec.com>
2160
2161	* config/mips/mips.c (mips_expand_builtin_insn): Check input
2162	ranges of literal integer arguments.
2163
21642016-12-06  Aldy Hernandez  <aldyh@redhat.com>
2165
2166	PR middle-end/78548
2167	* tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
2168	destroy_predicate_vecs.
2169	(uninit_uses_cannot_happen): Make uninit_preds a scalar.
2170
21712016-12-06  Aldy Hernandez  <aldyh@redhat.com>
2172
2173	PR middle-end/78566
2174	* tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
2175	argument type to a pred_chain.
2176	(can_chain_union_be_invalidated_p): Use pred_chain instead of a
2177	worklist.
2178	(flatten_out_predicate_chains): Remove.
2179	(uninit_uses_cannot_happen): Rename from
2180	uninit_ops_invalidate_phi_use.
2181	Change logic so that we are checking that the PHI use will
2182	invalidate _ALL_ possibly uninitialized operands.
2183	(is_use_properly_guarded): Rename call to
2184	uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
2185
21862016-12-06  Tamar Christina  <tamar.christina@arm.com>
2187
2188	* gcc/config/aarch64/arm_neon.h
2189	(vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
2190	(vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
2191	(vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
2192	(vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
2193	(vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
2194	(vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
2195	(vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
2196	(vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
2197	(vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
2198	(vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
2199	(vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
2200	(vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
2201	(vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
2202	(vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
2203
22042016-12-06  Jakub Jelinek  <jakub@redhat.com>
2205
2206	PR c++/71537
2207	* fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
2208	plus offset is non-zero.  For maybe_nonzero_address decl base0,
2209	require indirect_base0.
2210
2211	PR c++/71537
2212	* fold-const-call.c (fold_const_call_1): Remove memchr handling here.
2213	(fold_const_call) <case CFN_BUILT_IN_STRNCMP,
2214	case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
2215	(fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise.  If s2 is 0
2216	and arguments have no side-effects, return 0.
2217	(fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
2218
2219	PR c++/71537
2220	* fold-const-call.c (fold_const_call): Handle
2221	CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
2222
2223	PR tree-optimization/78675
2224	* tree-vect-loop.c (vectorizable_live_operation): For
2225	VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
2226	instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
2227
22282016-12-06  Eric Botcazou  <ebotcazou@adacore.com>
2229
2230	PR middle-end/78642
2231	* emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
2232	(copy_rtx_if_shared_1) <CLOBBER>: Likewise.
2233	(copy_insn_1) <CLOBBER>: Likewise.
2234
22352016-12-05  Michael Meissner  <meissner@linux.vnet.ibm.com>
2236
2237	PR target/78688
2238	* config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
2239	instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
2240	comparing signed to unsigned values.
2241	(FUNCTION_ARG_REGNO_P): Likewise.
2242
22432016-12-05  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2244	    Stefan Freudenberger  <stefan@reservoir.com>
2245
2246	PR tree-optimization/78646
2247	* gimple-ssa-strength-reduction.c (replace_ref): The pointer
2248	addition used for the memory base expression should have the type
2249	of the candidate.
2250
22512016-12-05  Waldemar Brodkorb  <wbx@openadk.org>
2252
2253	PR target/71721
2254	* config.gcc (*-*-uclinux*): Enable posix threads.
2255
22562016-12-05  Andrew Senkevich  <andrew.senkevich@intel.com>
2257
2258	* config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
2259	* config/i386/avx512dqintrin.h: Ditto.
2260	* config/i386/avx512fintrin.h: Ditto.
2261	* config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
2262	UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
2263	UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
2264	UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
2265	UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
2266	UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
2267	function types.
2268	* config/i386/i386-builtin.def (__builtin_ia32_knotqi,
2269	__builtin_ia32_knotsi, __builtin_ia32_knotdi,
2270	__builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
2271	__builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
2272	__builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
2273	__builtin_ia32_kxordi, __builtin_ia32_kandqi,
2274	__builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
2275	__builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
2276	* config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
2277
22782016-12-05  Segher Boessenkool  <segher@kernel.crashing.org>
2279
2280	* combine.c: Revert r243162.
2281
22822016-12-05  Paolo Bonzini  <bonzini@gnu.org>
2283
2284	* match.pd: Simplify X ? C : 0 where C is a power of 2 and
2285	X tests a single bit.
2286
22872016-12-05  Nathan Sidwell  <nathan@acm.org>
2288
2289	* diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
2290	(diagnostic_action_after_output): ... here.
2291	(diagnostic_report_diagnostic): Call it for non-notes.
2292	* diagnostic.h (struct diagnostic_context): Make max_errors signed int.
2293	(diagnostic_check_max_errors): Declare.
2294
22952016-12-05  Cupertino Miranda  <cmiranda@synopsys.com>
2296
2297	* config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
2298	(ENDFILE_SPEC): Likewise.
2299
23002016-12-05  Claudiu Zissulescu  <claziss@synopsys.com>
2301
2302	* config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
2303	* config/arc/arc.c (arc_unspec_offset): New function.
2304	(arc_finalize_pic): Change.
2305	(arc_emit_call_tls_get_addr): Likewise.
2306	(arc_legitimize_tls_address): Likewise.
2307	(arc_legitimize_pic_address): Likewise.
2308	(insn_is_tls_gd_dispatch): Remove.
2309	* config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
2310	* config/arc/arc.md (ls_gd_load): Remove unused pattern.
2311	(tls_gd_dispatch): Likewise.
2312
23132016-12-05  Andre Vieira  <andre.simoesdiasvieira@arm.com>
2314
2315	* config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
2316	location.
2317
23182016-12-05  Eric Botcazou  <ebotcazou@adacore.com>
2319
2320	* config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
2321	(sparc_split_reg_mem_legitimate): ...this.
2322	(sparc_split_reg_mem): Declare.
2323	(sparc_split_mem_reg): Likewise.
2324	(sparc_split_regreg_legitimate): Rename to...
2325	(sparc_split_reg_reg_legitimate): ...this.
2326	* config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
2327	(sparc_split_reg_mem_legitimate): ...this.
2328	(sparc_split_reg_mem): New function.
2329	(sparc_split_mem_reg): Likewise.
2330	(sparc_split_regreg_legitimate): Rename to...
2331	(sparc_split_reg_reg_legitimate): ...this.
2332	(sparc_split_reg_reg): New function.
2333	* config/sparc/sparc.md (lra): Remove "none" value.
2334	(enabled): Adjust to above change.
2335	(*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
2336	(DImode splitters): Adjust to above renamings and use new functions.
2337	(*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
2338	(DFmode splitters): Adjust to above renamings and use new functions.
2339	(*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
2340	constraint in conjunction with e.
2341	(*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
2342	alternative and reorder others.
2343	(VM64:mode splitters): Adjust to above renamings and use new functions.
2344
23452016-12-04  Martin Sebor  <msebor@redhat.com>
2346
2347	PR c/78668
2348	* builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
2349	identifier tree nodes.
2350	(ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
2351	(ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
2352	(ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
2353	(ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
2354	(ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
2355	* builtins.def (aligned_alloc, calloc, malloc, realloc):
2356	Add attribute alloc_size.
2357	(alloca): Add attribute alloc_size and returns_nonnull.
2358
23592016-12-04  Uros Bizjak  <ubizjak@gmail.com>
2360
2361	PR target/70322
2362	* config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
2363	(dimode_scalar_chain::compute_convert_gain): Ditto.
2364	(dimode_scalar_chain::convert_insn): Ditto.
2365
23662016-12-03  Eric Botcazou  <ebotcazou@adacore.com>
2367
2368	* lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
2369	cases to build a lowpart SUBREG.
2370
23712016-12-03  Eric Botcazou  <ebotcazou@adacore.com>
2372	    David S. Miller  <davem@davemloft.net>
2373
2374	* config/sparc/constraints.md (U): Adjust comment.
2375	* config/sparc/sparc.md (lra): New attribute.
2376	(enabled): For base instructions, if the lra attribute is set,
2377	return 1 if it is in keeping with TARGET_LRA.
2378	(*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
2379	constraint and duplicate them with U replaced by r.
2380	(*movdf_insn_sp32): Likewise.
2381	(*mov<VM64:mode>_insn_sp32): Likewise.
2382	(*movtf_insn_sp32): Remove alternatives mentioning U constraint.
2383
23842016-12-02  Jeff Law  <law@redhat.com>
2385
2386	* config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
2387	variable main_variant.
2388
23892016-12-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
2390
2391	* config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
2392	default on PowerPC linux systems.
2393
23942016-12-02  Segher Boessenkool  <segher@kernel.crashing.org>
2395
2396	PR rtl-optimization/78638
2397	* simplify-rtx.c (simplify_truncation): M2 is not mode, it is
2398	GET_MODE (op).  Fix this.
2399
24002016-12-02  David Malcolm  <dmalcolm@redhat.com>
2401
2402	PR bootstrap/78616
2403	* selftest.c (selftest::assert_strndup_eq): Rename to...
2404	(selftest::assert_xstrndup_eq): ...this, and remove call to
2405	strndup.
2406	(selftest::test_strndup): Rename to...
2407	(selftest::test_xstrndup): ...this, updating for above renaming.
2408	(selftest::test_libiberty): Update for renaming.
2409
24102016-12-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
2411
2412	PR target/78639
2413	* config/rs6000/rs6000.md (movdi_internal64): Fix typo in
2414	subversion id 242679 that causes the wrong store instruction to be
2415	generated if a DImode is in an Altivec register using REG+REG
2416	addressing.
2417
24182016-12-02  Uros Bizjak  <ubizjak@gmail.com>
2419
2420	PR target/70322
2421	* config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
2422	and corresponding post-reload splitter.
2423
24242016-12-02  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
2425
2426	* config/aarch64/aarch64.h (machine_function): Add
2427	reg_is_wrapped_separately field.
2428	* config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
2429	* config/aarch64/aarch64.c (emit_set_insn): Change return type to
2430	rtx_insn *.
2431	(aarch64_save_callee_saves): Don't save registers that are wrapped
2432	separately.
2433	(aarch64_restore_callee_saves): Don't restore registers that are
2434	wrapped separately.
2435	(offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
2436	aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
2437	(aarch64_get_separate_components): New function.
2438	(aarch64_get_next_set_bit): Likewise.
2439	(aarch64_components_for_bb): Likewise.
2440	(aarch64_disqualify_components): Likewise.
2441	(aarch64_emit_prologue_components): Likewise.
2442	(aarch64_emit_epilogue_components): Likewise.
2443	(aarch64_set_handled_components): Likewise.
2444	(aarch64_process_components): Likewise.
2445	(TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
2446	TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
2447	TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
2448	TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
2449	TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
2450	TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
2451
24522016-12-02  Martin Jambor  <mjambor@suse.cz>
2453
2454	* passes.def: Move pass_rebuild_cgraph_edges to the end of
2455	pass_build_ssa_passes.
2456
24572016-12-02  Uros Bizjak  <ubizjak@gmail.com>
2458
2459	* config/alpha/alpha.md (exception_receiver): Copy
2460	alpha_gp_ave_rtx return value.
2461
24622016-12-02  Tadek Kijkowski  <tkijkowski@gmail.com>
2463
2464	* Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
2465	for several include directories that may be relative to sysroot.
2466	* config/i386/x-mingw32 (gplus_includedir): Define.
2467	(gplus_tool_includedir, gplus_backward_include_dir): Likewise.
2468	(native_system_includedir): Likewise.
2469	* config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
2470	override if TARGET_SYSTEM_ROOT is defined.
2471	(NATIVE_SYSTEM_HEADER_DIR): Likewise.
2472
24732016-12-02  Jakub Jelinek  <jakub@redhat.com>
2474
2475	PR target/70322
2476	* config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
2477	(dimode_scalar_chain::compute_convert_gain): Likewise.
2478	(dimode_scalar_chain::convert_insn): Likewise.
2479	* config/i386/i386.md (*one_cmpldi2_doubleword): New
2480	define_insn_and_split.
2481	(one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
2482
2483	PR target/78614
2484	* rtl.c (copy_rtx): Don't clear used flag here.
2485	(shallow_copy_rtx_stat): Clear used flag here unless code the rtx
2486	is shareable.
2487	* simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
2488	'E' in format, copy all vectors.
2489	* emit-rtl.c (copy_insn_1): Don't clear used flag here.
2490	* valtrack.c (cleanup_auto_inc_dec): Likewise.
2491	* config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
2492
24932016-12-02  Andre Vieira  <andre.simoesdiasvieira@arm.com>
2494	    Thomas Preud'homme  <thomas.preudhomme@arm.com>
2495
2496	* config/arm/arm-builtins.c (arm_builtins): Define
2497	ARM_BUILTIN_CMSE_NONSECURE_CALLER.
2498	(bdesc_2arg): Add line for cmse_nonsecure_caller.
2499	(arm_init_builtins): Handle cmse_nonsecure_caller.
2500	(arm_expand_builtin): Likewise.
2501	* config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
2502
25032016-12-02  Andre Vieira  <andre.simoesdiasvieira@arm.com>
2504	    Thomas Preud'homme  <thomas.preudhomme@arm.com>
2505
2506	* config/arm/arm.c (detect_cmse_nonsecure_call): New.
2507	(cmse_nonsecure_call_clear_caller_saved): New.
2508	(arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
2509	(arm_function_ok_for_sibcall): Disable sibcalls for
2510	cmse_nonsecure_call.
2511	* config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
2512	* config/arm/arm.md (call): Handle cmse_nonsecure_entry.
2513	(call_value): Likewise.
2514	(nonsecure_call_internal): New.
2515	(nonsecure_call_value_internal): New.
2516	* config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
2517	(*nonsecure_call_value_reg_thumb1_v5): New.
2518	* config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
2519	(*nonsecure_call_value_reg_thumb2): New.
2520	* config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
2521
25222016-12-02  Andre Vieira  <andre.simoesdiasvieira@arm.com>
2523	    Thomas Preud'homme  <thomas.preudhomme@arm.com>
2524
2525	* config/arm/arm.c (gimplify.h): New include.
2526	(arm_handle_cmse_nonsecure_call): New.
2527	(arm_attribute_table): Added cmse_nonsecure_call.
2528	(arm_comp_type_attributes): Deny compatibility of function types
2529	with without the cmse_nonsecure_call attribute.
2530	* doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2531
25322016-12-02  Andre Vieira  <andre.simoesdiasvieira@arm.com>
2533	    Thomas Preud'homme  <thomas.preudhomme@arm.com>
2534
2535	* config/arm/arm.c (output_return_instruction): Clear
2536	registers.
2537	(thumb2_expand_return): Likewise.
2538	(thumb1_expand_epilogue): Likewise.
2539	(thumb_exit): Likewise.
2540	(arm_expand_epilogue): Likewise.
2541	(cmse_nonsecure_entry_clear_before_return): New.
2542	(comp_not_to_clear_mask_str_un): New.
2543	(compute_not_to_clear_mask): New.
2544	* config/arm/thumb1.md (*epilogue_insns): Change length attribute.
2545	* config/arm/thumb2.md (*thumb2_return): Disable for
2546	cmse_nonsecure_entry functions.
2547	(*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
2548	cmse_nonsecure_entry functions.
2549
25502016-12-02  Andre Vieira  <andre.simoesdiasvieira@arm.com>
2551	    Thomas Preud'homme  <thomas.preudhomme@arm.com>
2552
2553	* config/arm/arm.c (use_return_insn): Change to return with  bxns
2554	when cmse_nonsecure_entry.
2555	(output_return_instruction): Likewise.
2556	(arm_output_function_prologue): Likewise.
2557	(thumb_pop): Likewise.
2558	(thumb_exit): Likewise.
2559	(thumb2_expand_return): Assert that entry functions always have simple
2560	returns.
2561	(arm_expand_epilogue): Handle entry functions.
2562	(arm_function_ok_for_sibcall): Disable sibcall for entry functions.
2563	(arm_asm_declare_function_name): New.
2564	* config/arm/arm-protos.h (arm_asm_declare_function_name): New.
2565	* config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
2566	use arm_asm_declare_function_name.
2567
25682016-12-02  Andre Vieira  <andre.simoesdiasvieira@arm.com>
2569	    Thomas Preud'homme  <thomas.preudhomme@arm.com>
2570
2571	* config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
2572	(arm_attribute_table): Added cmse_nonsecure_entry
2573	(arm_compute_func_type): Handle cmse_nonsecure_entry.
2574	(cmse_func_args_or_return_in_stack): New.
2575	(arm_handle_cmse_nonsecure_entry): New.
2576	* config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
2577	(IS_CMSE_ENTRY): Likewise.
2578	* doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2579
25802016-12-02  Andre Vieira  <andre.simoesdiasvieira@arm.com>
2581	    Thomas Preud'homme  <thomas.preudhomme@arm.com>
2582
2583	* config.gcc (extra_headers): Added arm_cmse.h.
2584	* config/arm/arm-arches.def (ARM_ARCH):
2585	(armv8-m): Add FL2_CMSE.
2586	(armv8-m.main): Likewise.
2587	(armv8-m.main+dsp): Likewise.
2588	* config/arm/arm-c.c
2589	(arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
2590	* config/arm/arm-flags.h: Define FL2_CMSE.
2591	* config/arm.c (arm_arch_cmse): New.
2592	(arm_option_override): New error for unsupported cmse target.
2593	* config/arm/arm.h (arm_arch_cmse): New.
2594	* config/arm/arm.opt (mcmse): New.
2595	* config/arm/arm_cmse.h: New file.
2596	* doc/invoke.texi (ARM Options): Add -mcmse.
2597	* doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
2598	* doc/extend.texi: Add ARMv8-M Security Extensions entry.
2599
26002016-12-02  Georg-Johann Lay  <avr@gjlay.de>
2601
2602	* config/avr/avr.c: Fix coding rule glitches.
2603
26042016-12-02  Martin Jambor  <mjambor@suse.cz>
2605
2606	* hsa.c (hsa_callable_function_p): Return false for artificial
2607	functions.
2608
26092016-12-02  James Greenhalgh  <james.greenhalgh@arm.com>
2610
2611	PR rtl-optimization/78561
2612	* varasm.c (recompute_pool_offsets): New.
2613	(output_constant_pool): Call it.
2614
26152016-12-02  James Greenhalgh  <james.greenhalgh@arm.com>
2616
2617	PR rtl-optimization/78561
2618	* config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
2619	get_pool_size to get_pool_size_upper_bound.
2620	(rs6000_stack_info): Likewise.
2621	(rs6000_emit_prologue): Likewise.
2622	(rs6000_elf_declare_function_name): Likewise.
2623	(rs6000_set_up_by_prologue): Likewise.
2624	(rs6000_can_eliminate): Likewise, reformat spaces to tabs.
2625	* output.h (get_pool_size): Rename to...
2626	(get_pool_size_upper_bound): ...This.
2627	* varasm.c (get_pool_size): Rename to...
2628	(get_pool_size_upper_bound): ...This.
2629
26302016-12-02  Bin Cheng  <bin.cheng@arm.com>
2631
2632	* match.pd: Add new pattern:
2633	(cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
2634
26352016-12-02  Nathan Sidwell  <nathan@acm.org>
2636
2637	* diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
2638	braces.
2639
26402016-12-02  Aldy Hernandez  <aldyh@redhat.com>
2641
2642	PR middle-end/78328
2643	* gimple-ssa-warn-alloca.c (alloca_call_type): Handle
2644	VR_ANTI_RANGE.
2645
26462016-12-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2647
2648	* config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
2649	problem.
2650
26512016-12-02  Georg-Johann Lay  <avr@gjlay.de>
2652
2653	* config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
2654	* config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
2655	* config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
2656	* config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
2657	avr_mcu_types.flash_size to compute default value.
2658	* config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
2659	mcu->flash_size to compute value for spec.
2660
26612016-12-02  Georg-Johann Lay  <avr@gjlay.de>
2662
2663	* doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
2664	* doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
2665	about linker description to avoid progmem altogether.
2666	[absdata]: Point to -mabsdata option.
2667
26682016-12-02  Jakub Jelinek  <jakub@redhat.com>
2669
2670	PR rtl-optimization/78547
2671	* emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
2672	DECL_INCOMING_RTL is not shared.
2673	* config/i386/i386.c (convert_scalars_to_vectors): If any
2674	insns have been converted, adjust all parameter's DEC_RTL and
2675	DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
2676	TImode.
2677
2678	PR rtl-optimization/78575
2679	* config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
2680	DF infrastructure to wrap all V1TImode reg uses into TImode subreg
2681	if not already wrapped in a subreg.  Make sure df_insn_rescan does not
2682	affect further iterations.
2683
26842016-12-02  Martin Liska  <mliska@suse.cz>
2685
2686	PR ipa/78555
2687	* sreal.c (sreal::to_int): Make absolute value before shifting.
2688	(sreal::operator/): Likewise.
2689	(sreal_verify_negative_division): New test.
2690	(void sreal_c_tests): Call the new test.
2691	* sreal.h (sreal::normalize_up): Use new SREAL_ABS and
2692	SREAL_SIGN macros.
2693	(sreal::normalize_down): Likewise.
2694
26952016-12-02  Dominik Vogt  <vogt@linux.vnet.ibm.com>
2696
2697	* combine.c (combine_simplify_rtx):  Suppress replacement of
2698	"(and (reg) (const_int bit))" with "if_then_else".
2699
27002016-12-02  Dominik Vogt  <vogt@linux.vnet.ibm.com>
2701
2702	PR target/77822
2703	* config/s390/s390.md ("extzv")
2704	("*extzv<mode><clobbercc_or_nocc>")
2705	("*extzvdi<clobbercc_or_nocc>_lshiftrt")
2706	("*<risbg_n>_ior_and_sr_ze")
2707	("*extract1bitdi<clobbercc_or_nocc>")
2708	("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
2709	("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
2710	("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
2711	to validate the arguments of zero_extract and sign_extract.
2712
27132016-12-02  Dominik Vogt  <vogt@linux.vnet.ibm.com>
2714
2715	PR target/77822
2716	* rtl.h (EXTRACT_ARGS_IN_RANGE): New.
2717
27182016-12-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2719
2720	* gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
2721	function.
2722	(TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
2723	macro.
2724
27252016-12-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2726
2727	* config/s390/vector.md (vec_halfhalf): New mode iterator.
2728	("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
2729	("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
2730	("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
2731	("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
2732	("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
2733	("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
2734	("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
2735	("vec_unpacku_lo_v4si"): New pattern definitions.
2736	* config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
2737	vector.md.
2738
27392016-12-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2740
2741	* config/s390/s390-protos.h (s390_reverse_condition): New
2742	prototype.
2743	* config/s390/s390.c (s390_canonicalize_comparison): Fold compares
2744	of CC mode values.
2745	(s390_reverse_condition): New function.
2746	* config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
2747	target macros.
2748
27492016-12-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2750
2751	* config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
2752	(CCVHUANY): Remove modes.
2753	(CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
2754	documentation.
2755	* config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
2756	(s390_expand_vec_compare_scalar): Pick one of the cc consumer
2757	modes.
2758	(s390_branch_condition_mask): Adjust to use the new cc consumer
2759	modes.  The new modes allow for proper reversal in the middle-end.
2760	(s390_expand_vec_compare_cc): Determine the proper cc producer and
2761	consumer modes for a comparison.
2762	* config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
2763	throughout the file.
2764	* config/s390/vx-builtins.md: Likewise.
2765
27662016-12-02  Maxim Ostapenko  <m.ostapenko@samsung.com>
2767
2768	* asan.c (asan_global_struct): Refactor.
2769	(create_odr_indicator): New function.
2770	(asan_needs_odr_indicator_p): Likewise.
2771	(is_odr_indicator): Likewise.
2772	(asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
2773	constructor.
2774	(asan_protect_global): Do not protect odr indicators.
2775
27762016-12-01  Jeff Law  <law@redhat.com>
2777
2778	* tree-ssa-threadedge.c
2779	(record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
2780	propagation of operands if there are no operands.
2781
27822016-12-02  Jakub Jelinek  <jakub@redhat.com>
2783
2784	PR tree-optimization/78586
2785	* gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
2786	CONVERT_EXPR or COMPONENT_REF here.  Formatting fix.  For
2787	SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
2788	type is INTEGER_TYPE or POINTER_TYPE.
2789
27902016-12-01  Kelvin Nilsen  <kelvin@gcc.gnu.org>
2791
2792	PR target/78577
2793	* config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
2794	(vextuhrx): Likewise.
2795	(vextuwlx): Likewise.
2796	(vextuwrx): Likewise.
2797
27982016-12-01  David Malcolm  <dmalcolm@redhat.com>
2799
2800	* dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
2801	early_dwarf_finished.
2802
28032016-12-01  Eric Botcazou  <ebotcazou@adacore.com>
2804	    David S. Miller  <davem@davemloft.net>
2805
2806	* config/sparc/sparc.opt (mlra): New target option.
2807	* config/sparc/sparc.c (TARGET_LRA_P): Define to...
2808	(sparc_lra_p): ...this.  New function.
2809	(D_MODES, DF_MODES): Add missing cast.
2810	* config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
2811	provide these insns when flag_pic.
2812	(sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
2813	setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
2814	embmedany_brsum, embmedany_textuhi, embmedany_texthi,
2815	embmedany_textulo, embmedany_textlo): Likewise.
2816	(sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
2817
28182016-12-01  David Edelsohn  <dje.gcc@gmail.com>
2819
2820	PR debug/66419
2821	PR c++/78235
2822	* dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
2823
28242016-12-01  Richard Biener  <rguenther@suse.de>
2825	    Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
2826
2827	* vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
2828	memset if len-oldlen != 0.
2829	(vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
2830
28312016-12-01  Uros Bizjak  <ubizjak@gmail.com>
2832
2833	* config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
2834
28352016-12-01  Georg-Johann Lay  <avr@gjlay.de>
2836
2837	* config/avr/avr.c: Fix coding rule glitches.
2838
28392016-12-01  Markus Trippelsdorf  <markus@trippelsdorf.de>
2840
2841	PR tree-optimization/78598
2842	* tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
2843	overflows.
2844
28452016-12-01  Markus Trippelsdorf  <markus@trippelsdorf.de>
2846
2847	PR rtl-optimization/78596
2848	* combine.c (simplify_comparison): Cast to unsigned to avoid
2849	left shifting of negative value.
2850
28512016-12-01  Matthias Klose  <doko@ubuntu.com>
2852
2853	* doc/install.texi: Don't use pkg-config to check for bdw-gc.
2854
28552016-12-01  Richard Biener  <rguenther@suse.de>
2856
2857	* tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
2858	treat arrays with same type as objects that cannot overlap.
2859
28602016-12-01  Georg-Johann Lay  <avr@gjlay.de>
2861
2862	* config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
2863	(avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
2864	(avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
2865
28662016-12-01  Jakub Jelinek  <jakub@redhat.com>
2867
2868	PR debug/78587
2869	* dwarf2out.c (loc_descr_plus_const): For negative offset use
2870	uint_loc_descriptor instead of int_loc_descriptor and perform negation
2871	in unsigned HOST_WIDE_INT type.
2872	(scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
2873
2874	PR target/78614
2875	* config/rs6000/rs6000.c (rs6000_frame_related): Call
2876	set_used_flags (pat) before any simplifications.  Clear used flag on
2877	PARALLEL copy.  Don't guard add_reg_note call.  Call
2878	copy_rtx_if_shared on pat before storing it into
2879	REG_FRAME_RELATED_EXPR.
2880
28812016-12-01  Alan Modra  <amodra@gmail.com>
2882
2883	* gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
2884	look inside UNSPEC_VSX_XXSPLTW vec.
2885
28862016-12-01  Segher Boessenkool  <segher@kernel.crashing.org>
2887
2888	PR rtl-optimization/78607
2889	* combine.c (try_combine): Emit a barrier after a unconditional trap.
2890
28912016-11-30  Michael Meissner  <meissner@linux.vnet.ibm.com>
2892
2893	PR target/78602
2894	* config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
2895	element is not a constant or in a register, force it to a
2896	register.
2897
2898	PR target/78560
2899	* config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
2900	that will be set to a vector element to be in a register.
2901	* config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
2902	the wrong multiplier to convert the element number to a byte
2903	offset.
2904
29052016-11-30  Vladimir Makarov  <vmakarov@redhat.com>
2906
2907	PR tree-optimization/77856
2908	* lra-constraints.c (inherit_in_ebb): Check original regno for
2909	invalid invariant regs too.  Set only clobbered hard regs for the
2910	invalid invariant regs.
2911
29122016-11-30  Pitchumani Sivanupandi  <pitchumani.sivanupandi@microchip.com>
2913
2914	Commit files forgotten in r242966.
2915
2916	* config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
2917	* config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
2918	* config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
2919	prefix check to find wrap-around value, instead use MCU flash size.
2920	For 8k flash devices, update link_pmem_wrap spec string to
2921	add --pmem-wrap-around=8k.
2922	* config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
2923	here...
2924	(LINK_SPEC): ...to here.
2925
29262016-11-30  David Malcolm  <dmalcolm@redhat.com>
2927
2928	PR c/78498
2929	* selftest.c (selftest::assert_strndup_eq): New function.
2930	(selftest::test_strndup): New function.
2931	(selftest::test_libiberty): New function.
2932	(selftest::selftest_c_tests): Call test_libiberty.
2933
29342016-11-30  Segher Boessenkool  <segher@kernel.crashing.org>
2935
2936	PR rtl-optimization/78610
2937	* ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
2938	instructions.
2939
29402016-11-30  Bin Cheng  <bin.cheng@arm.com>
2941
2942	PR tree-optimization/78574
2943	* tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
2944	header PHI that doesn't define biv.
2945
29462016-11-30  Jakub Jelinek  <jakub@redhat.com>
2947
2948	* emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
2949	reset_used_flags.
2950
2951	* config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
2952	sharing the SUBREG rtx between move and following insn.
2953
2954	* ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
2955	for REG_EQUIV argument.
2956
29572016-11-30  Thomas Preud'homme  <thomas.preudhomme@arm.com>
2958
2959	* config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
2960
29612016-11-30  Markus Trippelsdorf  <markus@trippelsdorf.de>
2962
2963	PR ipa/78555
2964	* real.c (real_hash): Add cast to avoid left
2965	shifting of negative values.
2966
29672016-11-30  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
2968
2969	PR target/78362
2970	* config/aarch64/aarch64.md (add<mode>3): Extract inner expression
2971	from a subreg in operands[1] and don't call REGNO on a non-reg
2972	expression when deciding to force operands[2] into a reg.
2973
29742016-11-30  Claudiu Zissulescu  <claziss@synopsys.com>
2975	    Andrew Burgess  <andrew.burgess@embecosm.com>
2976
2977	* config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
2978	* config/arc/arc.c (arc_store_addr_hazard_p): New function.
2979	(workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
2980	* config/arc/arc700.md: Add define_bypass for store/load.
2981
29822016-11-30  Martin Liska  <mliska@suse.cz>
2983
2984	* cgraph.c (symbol_table::initialize): Initialize
2985	ipa_clones_dump_file.
2986	(cgraph_node::remove): Report to ipa_clones_dump_file.
2987	* cgraph.h: Add new argument (suffix) to cloning methods.
2988	* cgraphclones.c (dump_callgraph_transformation): New function.
2989	(cgraph_node::create_clone): New argument.
2990	(cgraph_node::create_virtual_clone): Likewise.
2991	(cgraph_node::create_version_clone): Likewise.
2992	* dumpfile.c: Add .ipa-clones dump file.
2993	* dumpfile.h (enum tree_dump_index): Add TDI_clones
2994	* ipa-inline-transform.c (clone_inlined_nodes): Report operation
2995	to dump_callgraph_transformation.
2996
29972016-11-30  Martin Liska  <mliska@suse.cz>
2998
2999	PR sanitizer/78541
3000	* asan.c (asan_expand_mark_ifn): Properly
3001	select a VAR_DECL from FRAME.* component reference.
3002
30032016-11-30  Segher Boessenkool  <segher@kernel.crashing.org>
3004
3005	PR rtl-optimization/78583
3006	* simplify-rtx.c (simplify_truncation): Add check missing from the
3007	previous commit.
3008
30092016-11-30  Segher Boessenkool  <segher@kernel.crashing.org>
3010
3011	PR rtl-optimization/78590
3012	* combine.c (change_zero_ext): Transform zero_extend of subregs only
3013	if the subreg_reg is a scalar integer mode.
3014
30152016-11-30  Jakub Jelinek  <jakub@redhat.com>
3016
3017	PR tree-optimization/78586
3018	* gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
3019	TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
3020	Don't build_int_cst min/max twice.  Formatting fix.
3021
30222016-11-30  Markus Trippelsdorf  <markus@trippelsdorf.de>
3023
3024	PR rtl-optimization/78588
3025	* combine.c (if_then_else_cond): Also guard against BLKmode.
3026	* rtlanal.c (num_sign_bit_copies1): Add assert.
3027
30282016-11-29  Jeff Law  <law@redhat.com>
3029
3030	* common/config/arc/arc-common.c (arc_handle_option): Remove unused
3031	variables.
3032
3033	* lra-constraints.c (check_and_process_move): Constrain the
3034	range of DCLASS and SCLASS to avoid false positive out of bounds
3035	array index warning.
3036
30372016-11-29  David Malcolm  <dmalcolm@redhat.com>
3038
3039	* doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
3040
30412016-11-29  David Malcolm  <dmalcolm@redhat.com>
3042
3043	PR preprocessor/78569
3044	* input.c (get_substring_ranges_for_loc): Fail gracefully if
3045	line directives were present.
3046
30472016-11-30  Matthias Klose  <doko@ubuntu.com>
3048
3049	* doc/install.texi: Document configure options --enable-objc-gc
3050	and --with-target-bdw-gc.
3051
30522016-11-29  Michael Meissner  <meissner@linux.vnet.ibm.com>
3053
3054	PR target/78594
3055	* config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
3056	'x' to stxsi<wd>x print pattern, so that QImode and HImode values
3057	residing in traditional altivec registers can be stored
3058	correctly.
3059
30602016-11-29  Max Filippov  <jcmvbkbc@gmail.com>
3061
3062	PR target/78603
3063	* config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
3064	overhead loop start between a call and its CALL_ARG_LOCATION
3065	note.
3066
30672016-11-29  Waldemar Brodkorb  <wbx@openadk.org>
3068
3069	* config/bfin/linux.h (CPP_SPEC): Define.
3070
30712016-11-29  Martin Sebor  <msebor@redhat.com>
3072
3073	PR tree-optimization/78512
3074	* config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
3075	* config/rs6000/linux.h: Same.
3076	* config/rs6000/linux64.h: Same.
3077	* config/sol2.h: Same.
3078	* config/sol2.c (solaris_printf_pointer_format): Remove.
3079	* doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
3080	* doc/tm.texi: Regenerate.
3081	* gimple-ssa-sprintf.c (format_pointer): Rempove.
3082	(pass_sprintf_length::compute_format_length): Return bool.
3083	(pass_sprintf_length::handle_gimple_call): Adjust.
3084	* target.def (printf_pointer_format): Remove.
3085	* targhooks.c (default_printf_pointer_format): Remove.
3086	(linux_printf_pointer_format): Same.
3087	* targhooks.h (default_printf_pointer_format): Remove.
3088	(linux_printf_pointer_format, solaris_printf_pointer_format): Same.
3089
30902016-11-29  Uros Bizjak  <ubizjak@gmail.com>
3091
3092	* config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
3093	(mshift): Ditto.
3094	(SWI1248_AVX512BWDQ): Ditto.
3095	(SWI1248_AVX512BW): Ditto.
3096	(k<any_logic:code><mode>): Ditto.
3097	(kandn<mode>): Ditto.
3098	(kxnor<mode>): Ditto.
3099	(knot<mode>): Ditto.
3100	(*k<any_lshift:code><mode>): Ditto.
3101	(kortestzhi, kortestchi): Ditto.
3102	(kunpckhi, kunpcksi, kunpckdi): Ditto.
3103
31042016-11-29  Andrew Pinski  <apinski@cavium.com>
3105
3106	* tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
3107	for the EQ_EXPR.
3108
31092016-11-29  Chen Gang  <gang.chen.5i5j@gmail.com>
3110
3111	PR target/71331
3112	* config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
3113	to stack before call mcount.
3114	(tilegx_can_use_return_insn_p): Clean up code.
3115
31162016-11-29  Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3117
3118	* config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
3119
31202016-11-29  David Malcolm  <dmalcolm@redhat.com>
3121
3122	PR c++/72774
3123	PR c++/72786
3124	PR c++/77922
3125	PR c++/78313
3126	* spellcheck.c (selftest::test_find_closest_string): Verify that
3127	we don't offer the goal string as a suggestion.
3128	* spellcheck.h (best_match::get_best_meaningful_candidate): Don't
3129	offer the goal string as a suggestion.
3130
3131
31322016-11-29  Claudiu Zissulescu  <claziss@synopsys.com>
3133
3134	* config/arc/arc.c (arc_override_options): Avoid selection of
3135	compact casesi for ARCv2.
3136
31372016-11-29  Richard Biener  <rguenther@suse.de>
3138
3139	* tree-cfg.c (lower_phi_internal_fn): Do not look for further
3140	PHIs after a regular stmt.
3141	(stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
3142	start a new BB.
3143
31442016-11-29  Martin Liska  <mliska@suse.cz>
3145
3146	PR gcov-profile/78582
3147	* tree-profile.c (gimple_gen_time_profiler): Make one extra BB
3148	to prevent PHI argument clash.
3149
31502016-11-29  Claudiu Zissulescu  <claziss@synopsys.com>
3151
3152	* config/arc/arc.opt (marclinux): Fix typo.
3153	(marclinux_prof): Likewise.
3154
31552016-11-29  Jiong Wang  <jiong.wang@arm.com>
3156
3157	* target.def (stack_protect_runtime_enabled_p): New.
3158	* function.c (expand_function_end): Guard stack_protect_epilogue with
3159	targetm.stack_protect_runtime_enabled_p.
3160	* cfgexpand.c (pass_expand::execute): Likewise.
3161	* calls.c (expand_call): Likewise.
3162	* doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
3163	* doc/tm.texi: Regenerate.
3164
31652016-11-29  Richard Biener  <rguenther@suse.de>
3166
3167	PR middle-end/78546
3168	* match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
3169
31702016-11-29  Janus Weil  <janus@gcc.gnu.org>
3171
3172	* doc/contrib.texi: Add a few missing gfortran contributors.
3173
31742016-11-29  Segher Boessenkool  <segher@kernel.crashing.org>
3175
3176	* combine.c (change_zero_ext): Also handle extends from a subreg
3177	to a mode bigger than that of the operand of the subreg.
3178
31792016-11-29  Segher Boessenkool  <segher@kernel.crashing.org>
3180
3181	PR target/77687
3182	* config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
3183	stack_restore_tie insn instead of stack_tie, for the SVR4 and
3184	SPE ABIs.
3185	* config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
3186
31872016-11-28  Segher Boessenkool  <segher@kernel.crashing.org>
3188
3189	* shrink-wrap.c (init_separate_shrink_wrap): Do not clear
3190	head_components and tail_components.
3191	(spread_components): New algorithm.
3192	(emit_common_tails_for_components): Clear head_components and
3193	tail_components.
3194	(insert_prologue_epilogue_for_components): Write extra output to the
3195	dump file for sibcalls and abnormal exits.
3196
31972016-11-28  Segher Boessenkool  <segher@kernel.crashing.org>
3198
3199	PR rtl-optimization/78342
3200	* combine.c: Include "cfghooks.h".
3201	(try_combine): If we create an unconditional trap, break the basic
3202	block in two just after it, and remove the edge between; also, set
3203	the *new_direct_jump_p flag so that cleanup_cfg is run.
3204
32052016-11-28  Segher Boessenkool  <segher@kernel.crashing.org>
3206
3207	* simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
3208	and sign_extract.
3209
32102016-11-28  Uros Bizjak  <ubizjak@gmail.com>
3211
3212	* config/i386/i386.md (*and<mode>_1): Merge insn pattern from
3213	*andsi_1 and *andhi_1 using SWI24 mode iterator.  Use multi-line
3214	output template string.
3215	(*anddi_1): Use multi-line output template string.
3216	(*andqi_1): Ditto.
3217
32182016-11-28  Jakub Jelinek  <jakub@redhat.com>
3219
3220	PR middle-end/78540
3221	* rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
3222	* rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
3223	note has been removed.
3224	* postreload.c (reload_combine_recognize_pattern): If
3225	remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
3226
32272016-11-28  Martin Sebor  <msebor@redhat.com>
3228
3229	PR middle-end/78520
3230	* gimple-ssa-sprintf.c (target_max_value): Remove.
3231	(target_int_max, target_size_max): Use TYPE_MAX_VALUE.
3232	(get_width_and_precision): New function.
3233	(format_integer, format_floating, get_string_length, format_string):
3234	Correct handling of width and precision with unknown value.
3235	(format_directive): Add warning.
3236	(pass_sprintf_length::compute_format_length): Allow for precision
3237	to consist of a sole period with no asterisk or digits after it.
3238
32392016-11-28  Jakub Jelinek  <jakub@redhat.com>
3240
3241	PR rtl-optimization/78546
3242	* simplify-rtx.c (neg_const_int): When negating most negative
3243	number in mode wider than HOST_BITS_PER_WIDE_INT, use
3244	simplify_const_unary_operation to produce CONST_DOUBLE or
3245	CONST_WIDE_INT.
3246	(simplify_plus_minus): Handle the case where neg_const_int
3247	doesn't return a CONST_INT.
3248
32492016-11-28  Markus Trippelsdorf  <markus@trippelsdorf.de>
3250
3251	PR target/78556
3252	* config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
3253	left shifting of negative values.
3254
32552016-11-28  Jakub Jelinek  <jakub@redhat.com>
3256
3257	PR fortran/78298
3258	* tree-nested.c (convert_local_reference_stmt): After adding
3259	shared (FRAME.NN) clause to omp parallel, task or target,
3260	add it also to all outer omp parallel, task or target constructs.
3261
32622016-11-28  Uros Bizjak  <ubizjak@gmail.com>
3263
3264	* config/i386/i386.md (UNSPEC_KMASKOP): New.
3265	(UNSPEC_KMOV): Remove.
3266	(kmovw): Expand to plain HImode move.
3267	(k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
3268	register_operand predicates.  Tag pattern with UNSPEC_KMASKOP.
3269	Remove corresponding clobber-removing splitter.
3270	(*anddi_1): Remove mask register alternatives.
3271	(*andsi_1): Ditto.
3272	(*andhi_1): Ditto.
3273	(*andqi_1): Ditto.
3274	(*<any_or:code><mode>_1): Ditto.
3275	(*<any_or:code>qi_1): Ditto.
3276	(kandn<mode>): Use SWI1248_AVX512BW mode iterator.  Remove
3277	general register alternatives.  Tag pattern with UNSPEC_KMASKOP.
3278	Remove corresponding splitter to operation with general registers.
3279	(*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
3280	(*andn<SWI12:mode>): New pattern.
3281	(*kxnor<mode>): Remove general register alternatives.  Tag pattern
3282	with UNSPEC_KMASKOP.  Remove corresponding splitter to operation
3283	with general registers.
3284	(knot<mode>): New insn pattern.
3285	(*one_cmpl<mode>2_1): Remove mask register alternatives.
3286	(one_cmplqi2_1): Ditto.
3287	(*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
3288	Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
3289	* config/i386/predicates.md (mask_reg_operand): Remove predicate.
3290	* config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
3291	to generate kmaskop shift.
3292	(vec_unpacks_hi_<mode>): Ditto.
3293	* config/i386/i386-builtin.def (__builtin_ia32_kandhi):
3294	Use CODE_FOR_kandhi.
3295	(__builtin_ia32_knothi): Use CODE_FOR_knothi.
3296	(__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
3297	(__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
3298
32992016-11-28  Richard Biener  <rguenther@suse.de>
3300
3301	* tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
3302	to SSA names via extract_range_from_ssa_name if allowed.
3303
33042016-11-28  Richard Biener  <rguenther@suse.de>
3305
3306	PR tree-optimization/78542
3307	* tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
3308	if allowed.
3309
33102016-11-28  Paolo Bonzini  <bonzini@gnu.org>
3311
3312	* combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
3313	isolates a single bit, even if the condition involves subregs.
3314
33152016-11-28  Tamar Christina  <tamar.christina@arm.com>
3316
3317	* config/aarch64/aarch64-simd-builtins.def
3318	(BSL_P): Added di and v2di mode.
3319	* config/aarch64/arm_neon.h
3320	(vsriq_n_p64, vsri_n_p64): Added poly type.
3321	(vextq_p64, vext_p64): Likewise.
3322	(vceq_p64, vbslq_p64, vbsl_p64): Likewise.
3323
33242016-11-28  Tamar Christina  <tamar.christina@arm.com>
3325
3326	* config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
3327	(TYPES_GETREGP): Likewise.
3328	(TYPES_SHIFTINSERTP): Likewise.
3329	(TYPES_COMBINEP): Likewise.
3330	(TYPES_STORE1P): Likewise.
3331	* config/aarch64/aarch64-simd-builtins.def
3332	(combine): Added poly generator.
3333	(get_dregoi): Likewise.
3334	(get_dregci): Likewise.
3335	(get_dregxi): Likewise.
3336	(ssli_n): Likewise.
3337	(ld1): Likewise.
3338	(st1): Likewise.
3339	* config/aarch64/arm_neon.h
3340	(poly64x1x2_t, poly64x1x3_t): New.
3341	(poly64x1x4_t, poly64x2x2_t): Likewise.
3342	(poly64x2x3_t, poly64x2x4_t): Likewise.
3343	(poly64x1_t): Likewise.
3344	(vcreate_p64, vcombine_p64): Likewise.
3345	(vdup_n_p64, vdupq_n_p64): Likewise.
3346	(vld2_p64, vld2q_p64): Likewise.
3347	(vld3_p64, vld3q_p64): Likewise.
3348	(vld4_p64, vld4q_p64): Likewise.
3349	(vld2_dup_p64, vld3_dup_p64): Likewise.
3350	(vld4_dup_p64, vsli_n_p64): Likewise.
3351	(vsliq_n_p64, vst1_p64): Likewise.
3352	(vst1q_p64, vst2_p64): Likewise.
3353	(vst3_p64, vst4_p64): Likewise.
3354	(__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
3355	(__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
3356	(vget_lane_p64, vgetq_lane_p64): Likewise.
3357	(vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
3358	(vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
3359	(vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
3360	(vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
3361	(vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
3362	(vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
3363	(vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
3364	(vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
3365	(vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
3366	(vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
3367	(vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
3368	(vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
3369	(vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
3370	(vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
3371	(vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
3372	(vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
3373	(vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
3374	(vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
3375	(vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
3376	(vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
3377	(vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
3378	(vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
3379	(vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
3380	(vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
3381	(vset_lane_p64, vsetq_lane_p64): Likewise.
3382	(vget_low_p64, vget_high_p64): Likewise.
3383	(vcombine_p64, vst2_lane_p64): Likewise.
3384	(vst3_lane_p64, vst4_lane_p64): Likewise.
3385	(vst2q_lane_p64, vst3q_lane_p64): Likewise.
3386	(vst4q_lane_p64, vget_lane_p64): Likewise.
3387	(vget_laneq_p64, vset_lane_p64): Likewise.
3388	(vset_laneq_p64, vcopy_lane_p64): Likewise.
3389	(vcopy_laneq_p64, vdup_n_p64): Likewise.
3390	(vdupq_n_p64, vdup_lane_p64): Likewise.
3391	(vdup_laneq_p64, vld1_p64): Likewise.
3392	(vld1q_p64, vld1_dup_p64): Likewise.
3393	(vld1q_dup_p64, vld1q_dup_p64): Likewise.
3394	(vmov_n_p64, vmovq_n_p64): Likewise.
3395	(vst3q_p64, vst4q_p64): Likewise.
3396	(vld1_lane_p64, vld1q_lane_p64): Likewise.
3397	(vst1_lane_p64, vst1q_lane_p64): Likewise.
3398	(vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
3399	(vdupq_laneq_p64): Likewise.
3400
34012016-11-28  Tamar Christina  <tamar.christina@arm.com>
3402
3403	* config/arm/arm_neon.h (vget_lane_p64): New.
3404
34052016-11-28  Iain Sandoe  <iain@codesourcery.com>
3406
3407	PR target/71767
3408	* configure.ac (with_ld64): Use portable method to extract the
3409	major part of the version number.
3410	* configure: Regenerated.
3411
34122016-11-28  Jakub Jelinek  <jakub@redhat.com>
3413
3414	* gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
3415	UINTMAX_TYPE rather than SIZE_TYPE.  Add gcc_unreachable if
3416	intmax_t couldn't be determined.
3417	(format_integer): Make {,u}intmax_type_node no longer static,
3418	initialize them only when needed.  For z and t use
3419	signed_or_unsigned_type_for instead of assuming size_t and
3420	ptrdiff_t have the same precision.
3421
3422	PR lto/78211
3423	* ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
3424	* ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
3425	(sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
3426	vector instead of traversing m_classes hash table.  Release
3427	m_classes_vec.
3428	(sem_item_optimizer::read_section, sem_item_optimizer::add_class):
3429	Formatting fixes.
3430	(sem_item_optimizer::get_group_by_hash): When inserting a new group,
3431	add it also to m_classes_vec vector.
3432	(sem_item_optimizer::remove_symtab_node,
3433	sem_item_optimizer::build_hash_based_classes,
3434	sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
3435	(sem_item_optimizer::subdivide_classes_by_equality,
3436	sem_item_optimizer::subdivide_classes_by_sensitive_refs,
3437	sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
3438	instead of traversing m_classes hash table.  Formatting fixes.
3439	(sem_item_optimizer::traverse_congruence_split,
3440	sem_item_optimizer::do_congruence_step_for_index,
3441	sem_item_optimizer::do_congruence_step): Formatting fixes.
3442	(sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
3443	vector instead of traversing m_classes hash table.
3444	(sem_item_optimizer::dump_cong_classes): Likewise.  Formatting fixes.
3445	(sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
3446	instead of traversing m_classes hash table.
3447
34482016-11-28  Georg-Johann Lay  <avr@gjlay.de>
3449
3450	* config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
3451	X is not unused after.
3452
34532016-11-28  Bernd Schmidt  <bschmidt@redhat.com>
3454
3455	PR rtl-optimization/78120
3456	* rtlanal.c (insn_rtx_cost): Revert previous change.
3457
34582016-11-28  Georg-Johann Lay  <avr@gjlay.de>
3459
3460	PR 41076
3461	* config/avr/avr.md (SPLIT34): New mode iterator.
3462	(bitop): New code iterator.
3463	(*iorhi3.ashift8-*). New insn-and-split patterns.
3464	(*movhi): Post-reload split reg = 0.
3465	[!MOVW]: Post-reload split reg = reg.
3466	(*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
3467	(andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
3468	(iorhi3, iorpsi3, iorsi3): Same.
3469	(xorhi3, xorpsi3, xorsi3): Same.
3470	* config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
3471	costs to *iorhi3.ashift8-* patterns.
3472
34732016-11-27  Iain Sandoe  <iain@codesourcery.com>
3474	    Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3475
3476	PR target/67710
3477	* config.in: Regenerate
3478	* config/darwin-driver.c (darwin_driver_init): Emit a version string
3479	for the assembler.
3480	* config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
3481	* config/darwin.opt(asm_macosx_version_min): New.
3482	* config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
3483	* configure: Regenerate
3484	* configure.ac: Check for mmacosx-version-min handling.
3485
34862016-11-27  Iain Sandoe  <iain@codesourcery.com>
3487
3488	PR target/57438
3489	* config/i386/i386.c (ix86_code_end): Note that we emitted code
3490	where the function might otherwise appear empty for picbase thunks.
3491	(ix86_output_function_epilogue): If we find a zero-sized function
3492	assume that reaching it is UB and trap.  If we find a trailing label
3493	append a nop.
3494	* config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
3495	find a zero-sized function assume that reaching it is UB and trap.
3496	If we find a trailing label, append a nop.
3497
34982016-11-27  Iain Sandoe  <iain@codesourcery.com>
3499
3500	PR target/71767
3501	* config/darwin-sections.def (picbase_thunk_section): New.
3502	* config/darwin.c (darwin_init_sections): Set up picbase thunk
3503	section. (darwin_rodata_section, darwin_objc2_section,
3504	machopic_select_section, darwin_asm_declare_constant_name,
3505	darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
3506	coalesced with newer linkers.
3507	(darwin_override_options): Decide on usage of coalesed sections
3508	on the basis of the target linker version.
3509	* config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
3510	* config/darwin.opt  (mtarget-linker): New.
3511	* config/i386/i386.c (ix86_code_end): Do not force the thunks into
3512	a coalesced section, instead use a thunks section.
3513
35142016-11-27  Iain Sandoe  <iain@codesourcery.com>
3515
3516	PR target/71767
3517	* configure.ac (with-ld64): New var, set for Darwin, set on
3518	detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
3519	* config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
3520	* config/darwin10.h(DEF_LD64): Update for this target version.
3521	* config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
3522	(DEF_LD64): Update for this target version.
3523	* configure: Regenerated.
3524	* config.in: Regenerated.
3525
35262016-11-27  Iain Sandoe  <iain@codesourcery.com>
3527
3528	PR target/71767
3529	* config/darwin.c (imachopic_indirection_name): Make data
3530	section indirections linker-visible.
3531	* config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
3532	constant labels linker-visible.
3533
35342016-11-26  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
3535
3536	* tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
3537	(free_lang_data): Remove assignment to ptrdiff_type_node.
3538
35392016-11-25  Jakub Jelinek  <jakub@redhat.com>
3540
3541	PR rtl-optimization/78526
3542	* simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
3543	beyond val's precision.
3544
3545	PR rtl-optimization/78527
3546	* combine.c (make_compound_operation_int): Ignore LSHIFTRT with
3547	out of bounds shift count.
3548
35492016-11-25  Martin Liska  <mliska@suse.cz>
3550
3551	PR web/71666
3552	* doc/invoke.texi (-fprofile-use): Fix reference to a section
3553	where -fprofile-generate is documented.
3554
35552016-11-25  Martin Liska  <mliska@suse.cz>
3556
3557	PR gcov-profile/78086
3558	* coverage.c (build_init_ctor): Don't use priority {cd}tors if
3559	not supported by a target.  Set priority to 100 if possible.
3560	(build_gcov_exit_decl): Likewise.
3561
35622016-11-25  Richard Biener  <rguenther@suse.de>
3563
3564	PR ipa/78515
3565	* ipa-prop.c (compute_complex_assign_jump_func): Properly identify
3566	unary, binary and single RHSs.
3567	* tree.def (BIT_INSERT_EXPR): Adjust tree code name.
3568
35692016-11-25  Bin Cheng  <bin.cheng@arm.com>
3570
3571	PR middle-end/78507
3572	PR middle-end/78510
3573	PR middle-end/78517
3574	* match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
3575	cmp directly, rather than cmp_code.  Initialize code to ERROR_MARK
3576	and set it to result code if transformation is valid.  Use code EQ
3577	directly in last simplification case.
3578
35792016-11-25  Richard Biener  <rguenther@suse.de>
3580
3581	* gimple-fold.c (fold_stmt_1): Check may_propagate_copy
3582	before valueizing return stmts.
3583
35842016-11-24  Richard Biener  <rguenther@suse.de>
3585
3586	PR tree-optimization/78343
3587	* passes.def: Add CD-DCE pass after loop splitting.
3588	* tree-ssa-dce.c (find_obviously_necessary_stmts): Move
3589	SCEV init/finalize ...
3590	(perform_tree_ssa_dce): ... here.  Deal with being
3591	executed inside the loop pipeline in aggressive mode.
3592
35932016-11-25  Thomas Preud'homme  <thomas.preudhomme@arm.com>
3594
3595	* tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
3596
35972016-11-25  Thomas Preud'homme  <thomas.preudhomme@arm.com>
3598
3599	PR tree-optimization/77673
3600	* tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
3601	(init_symbolic_number): Initialize src field from src parameter.
3602	(perform_symbolic_merge): Select most dominated statement as the
3603	source statement.  Set src field of resulting n structure from the
3604	input src with the lowest address.
3605	(find_bswap_or_nop): Rename source_stmt into ins_stmt.
3606	(bswap_replace): Rename src_stmt into ins_stmt.  Initially get source
3607	of load from src field rather than insertion statement.  Cancel
3608	optimization if statement analyzed is not dominated by the insertion
3609	statement.
3610	(pass_optimize_bswap::execute): Rename src_stmt to ins_stmt.  Compute
3611	dominance information.
3612
36132016-11-25  Eric Botcazou  <ebotcazou@adacore.com>
3614
3615	PR ada/67205
3616	* config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3617
36182016-11-25  Martin Jambor  <mjambor@suse.cz>
3619
3620	PR tree-optimization/70965
3621	* passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
3622
36232016-11-24  James Greenahlgh  <james.greenhalgh@arm.com>
3624
3625	PR target/78509
3626	* config/i386/i386.c (i386_excess_precision): Do not return
3627	FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
3628	EXCESS_PRECISION_TYPE_STANDARD.
3629	* target.def (excess_precision): Document that targets should
3630	not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
3631	EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
3632	Fix typo in first sentence.
3633	* doc/tm.texi: Regenerate.
3634
36352016-11-25  Richard Biener  <rguenther@suse.de>
3636
3637	PR tree-optimization/78396
3638	* tree-vectorizer.c (vectorize_loops): When the if-converted
3639	body contains masked loads or stores do not attempt to
3640	basic-block-vectorize it.
3641
36422016-11-25  Richard Sandiford  <richard.sandiford@arm.com>
3643	    Alan Hayward  <alan.hayward@arm.com>
3644	    David Sherwood  <david.sherwood@arm.com>
3645
3646	* function.h (spill_slot_alignment): Declare.
3647	* function.c (spill_slot_alignment): New function.
3648	* lra-spills.c (slot): Add align and size fields.
3649	(assign_mem_slot): Use them in the call to assign_stack_local.
3650	(add_pseudo_to_slot): Update the fields.
3651	(assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
3652
36532016-11-25  Richard Sandiford  <richard.sandiford@arm.com>
3654	    Alan Hayward  <alan.hayward@arm.com>
3655	    David Sherwood  <david.sherwood@arm.com>
3656
3657	* stor-layout.c (layout_type): Allow the caller to set the mode of
3658	a float type.  Only choose one here if the mode is still VOIDmode.
3659	* tree.c (build_common_tree_nodes): Set the type mode of decimal
3660	floats before calling layout_type.
3661	* config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
3662
36632016-11-25  Richard Sandiford  <richard.sandiford@arm.com>
3664
3665	* tree-tailcall.c (find_tail_calls): Allow calls to reference
3666	local variables if all references are known to be direct.
3667
36682016-11-25  Jakub Jelinek  <jakub@redhat.com>
3669	    Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
3670
3671	PR middle-end/78501
3672	* tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
3673	non null and it's precision matches precision of lhs's type.
3674
36752016-11-24  Martin Sebor  <msebor@redhat.com>
3676
3677	PR tree-optimization/78476
3678	* gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
3679	Add a member.
3680	(handle_gimple_call): Adjust signature.
3681	(try_substitute_return_value): Remove calls to bounded functions
3682	with zero buffer size whose result is known.
3683	(pass_sprintf_length::execute): Adjust call to handle_gimple_call.
3684
36852016-11-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3686
3687	* varasm.c (assemble_start_function): Wrap align_log definition in
3688	ASM_OUTPUT_MAX_SKIP_ALIGN.
3689
36902016-11-24  Uros Bizjak  <ubizjak@gmail.com>
3691
3692	* config/i386/i386.md (wide AND insn to QImode splitter): Use
3693	explicit mode macros.
3694	(wide OR insn to QImode splitter): Ditto.
3695
36962016-11-24  Vladimir Makarov  <vmakarov@redhat.com>
3697
3698	PR rtl-optimization/77541
3699	* lra-constraints.c (struct input_reload): Add field match_p.
3700	(get_reload_reg): Check modes of input reloads to generate unique
3701	value reload pseudo.
3702	(match_reload): Add input reload pseudo for the current insn.
3703
37042016-11-24  James Greenhalgh  <james.greenhalgh@arm.com>
3705
3706	* config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
3707	__FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
3708	architecture levels.
3709	* config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
3710	the aarch64_fp16_type_node, not all HFmode types.
3711	(aarch64_libgcc_floating_mode_supported_p): Support HFmode.
3712	(aarch64_scalar_mode_supported_p): Likewise.
3713	(aarch64_excess_precision): New.
3714	(TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
3715	(TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
3716	(TARGET_C_EXCESS_PRECISION): Likewise.
3717
37182016-11-24  James Greenhalgh  <james.greenhalgh@arm.com>
3719
3720	* config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
3721	(TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3722
37232016-11-24  James Greenhalgh  <james.greenhalgh@arm.com>
3724
3725	* config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
3726	(<optab>dihf2): Likewise.
3727	(aarch64_fp16_<optab><mode>hf2): New.
3728
37292016-11-24  Alexander Monakov  <amonakov@ispras.ru>
3730
3731	PR target/67822
3732	* config/nvptx/mkoffload.c (main): Allow -fopenmp.
3733
37342016-11-24  Eric Botcazou  <ebotcazou@adacore.com>
3735
3736	* common/config/sparc/sparc-common.c (sparc_option_optimization_table):
3737	Enable REE at -O2 and higher.
3738	* config/sparc/sparc.c (sparc_option_override): Disable it by default
3739	in 32-bit mode.
3740
37412016-11-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
3742
3743	PR target/48863
3744	PR inline-asm/70184
3745	* tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
3746	(new_temp_expr_table): Initialise reg_vars_cnt.
3747	(free_temp_expr_table): Release reg_vars_cnt.
3748	(process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
3749	field of TAB.
3750	(find_replaceable_in_bb): Use the above to record register variable
3751	write occurrences and cancel replacement across them.
3752
37532016-11-24  Eric Botcazou  <ebotcazou@adacore.com>
3754
3755	PR rtl-optimization/78437
3756	* ree.c (get_uses): New function.
3757	(combine_reaching_defs): When a copy is needed, return false if any
3758	reaching use of the source register reads it in a mode larger than
3759	the mode it is set in and WORD_REGISTER_OPERATIONS is true.
3760
37612016-11-24  Martin Liska  <mliska@suse.cz>
3762
3763	* gimple-pretty-print.c (dump_edge_probability): New function.
3764	(dump_gimple_switch): Dump label edge probabilities.
3765	(dump_gimple_cond): Likewise.
3766	(dump_gimple_label): Dump
3767	(dump_gimple_bb_header): Dump basic block frequency.
3768	(pp_cfg_jump): Replace e->dest argument with e.
3769	(dump_implicit_edges): Likewise.
3770	* tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
3771	Use gimple_bb (at) instead of at->bb.
3772
37732016-11-24  Bernd Schmidt  <bschmidt@redhat.com>
3774
3775	* common.opt (flimit-function-alignment): New.
3776	* doc/invoke.texi (-flimit-function-alignment): Document.
3777	* emit-rtl.h (struct rtl_data): Add max_insn_address field.
3778	* final.c (shorten_branches): Set it.
3779	* varasm.c (assemble_start_function): Limit alignment if
3780	requested.
3781
37822016-11-24  Richard Biener  <rguenther@suse.de>
3783
3784	PR tree-optimization/71595
3785	* cfgloopmanip.h (remove_path): Add irred_invalidated and
3786	loop_closed_ssa_invalidated parameters, defaulted to NULL.
3787	* cfgloopmanip.c (remove_path): Likewise, pass them along to
3788	called functions.  Only fix irred flags if the caller didn't
3789	request state.
3790	* tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
3791	(unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
3792	to remove_path.
3793
37942016-11-24  Bernd Schmidt  <bschmidt@redhat.com>
3795
3796	PR rtl-optimization/78120
3797	* ifcvt.c (noce_conversion_profitable_p): Check original cost in all
3798	cases, and additionally test against max_seq_cost for speed
3799	optimization.
3800	(noce_process_if_block): Compute an estimate for the original cost when
3801	optimizing for speed, using the minimum of then and else block costs.
3802
3803	PR rtl-optimization/78120
3804	* rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
3805
3806	PR rtl-optimization/78120
3807	* config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
3808
38092016-11-24  Bin Cheng  <bin.cheng@arm.com>
3810
3811	* match.pd: Refine type conversion in result expr for below pattern:
3812	(cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
3813
38142016-11-24  Eric Botcazou  <ebotcazou@adacore.com>
3815
3816	PR middle-end/78429
3817	* tree.h (wi::fits_to_boolean_p): New predicate.
3818	(wi::fits_to_tree_p): Use it for boolean types.
3819	* tree.c (int_fits_type_p): Likewise.
3820
38212016-11-24  Martin Liska  <mliska@suse.cz>
3822
3823	* print-tree.c (struct bucket): Remove.
3824	(print_node): Add new argument which drives whether a tree node
3825	is printed briefly or not.
3826	(debug_tree): Replace a custom hash table with hash_set<T>.
3827	* print-tree.h (print_node): Add the argument.
3828
38292016-11-24  Chung-Lin Tang  <cltang@codesourcery.com>
3830
3831	* config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
3832
38332016-11-23  Peter Bergner  <bergner@vnet.ibm.com>
3834
3835	PR target/78458
3836	* config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
3837	if it is at least NREGS wide.
3838
38392016-11-23  Joseph Myers  <joseph@codesourcery.com>
3840
3841	* config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
3842	TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
3843	TFmode, IFmode and KFmode.
3844
38452016-11-23  Joseph Myers  <joseph@codesourcery.com>
3846
3847	* config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
3848	pattern.
3849
38502016-11-23  Segher Boessenkool  <segher@kernel.crashing.org>
3851
3852	* combine.c (change_zero_ext): Only change the mode of a hard register
3853	destination if can_change_dest_mode holds for that.
3854
38552016-11-23  Jeff Law  <law@redhat.com>
3856
3857	* varasm.c (assemble_name): Increase buffer size for name.
3858
3859	* config/spu/spu.md (floatunsdidf2): Remove unused local variable.
3860
38612016-11-23  Jakub Kicinski  <jakub.kicinski@netronome.com>
3862
3863	* doc/extend.texi: Constify first argument to __builtin_object_size.
3864
38652016-11-23  Bernd Edlinger  <bernd.edlinger@hotmail.de>
3866
3867	* opth-gen.awk: Use unsigned shifts for bit masks.  Allow all bits
3868	to be used.  Add brackets around macro argument.
3869
38702016-11-23  Uros Bizjak  <ubizjak@gmail.com>
3871
3872	* config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
3873
38742016-11-23  Jakub Jelinek  <jakub@redhat.com>
3875
3876	PR sanitizer/69278
3877	* opts.c (parse_sanitizer_options): For -fsanitize=undefined,
3878	restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
3879
38802016-11-23  Jakub Jelinek  <jakub@redhat.com>
3881
3882	PR middle-end/69183
3883	* omp-low.c (build_outer_var_ref): Change lastprivate argument
3884	to code, pass it recursively, adjust uses.  For OMP_CLAUSE_PRIVATE
3885	on worksharing constructs, treat it like clauses on simd construct.
3886	Formatting fix.
3887	(lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
3888	OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
3889	(lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
3890	of true as last argument to build_outer_var_ref.
3891
38922016-11-23  Uros Bizjak  <ubizjak@gmail.com>
3893
3894	* config/i386/i386.md (*movqi_internal): Calculate mode
3895	attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
3896	<TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
3897	(*k<logic><mode>): Calculate mode attribute depending on
3898	TARGET_AVX512DQ.  Emit k<logic>w for MODE_HI insn mode attribute.
3899	(*andqi_1): Calculate mode attribute of alternative 3 depending
3900	on TARGET_AVX512DQ.  Emit kandw for MODE_HI insn mode attribute.
3901	(kandn<mode>): Calculate mode attribute of alternative 2 depending
3902	on TARGET_AVX512DQ.  Emit kandnw for MODE_HI insn mode attribute.
3903	(kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
3904	iterator.  Calculate mode attribute of alternative 1 depending
3905	on TARGET_AVX512DQ.  Emit kxnorw for MODE_HI insn mode attribute.
3906	(*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
3907	on TARGET_AVX512DQ.  Emit knotw for MODE_HI insn mode attribute.
3908
39092016-11-23  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
3910
3911	PR middle-end/78153
3912	* gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
3913	* tree-vrp.c (extract_range_basic): Handle case for
3914	CFN_BUILT_IN_STRLEN.
3915
39162016-11-23  Jeff Law  <law@redhat.com>
3917
3918	* config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
3919
3920	* config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
3921	in boolean context warning.
3922
3923	* config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
3924
39252016-11-23  James Greenhalgh  <james.greenhalgh@arm.com>
3926
3927	PR target/63250
3928	* config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
3929	(arm_fp16_type_node): ...This, make visibile.
3930	(arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
3931	arm_fp16_type_node.
3932	(arm_init_simd_builtin_types): Likewise.
3933	(arm_init_fp16_builtins): Likewise.
3934	* config/arm/arm.c (arm_excess_precision): New.
3935	(arm_floatn_mode): Likewise.
3936	(TARGET_C_EXCESS_PRECISION): Likewise.
3937	(TARGET_FLOATN_MODE): Likewise.
3938	(arm_promoted_type): Only promote arm_fp16_type_node.
3939	* config/arm/arm.h (arm_fp16_type_node): Declare.
3940
39412016-11-23  James Greenhalgh  <james.greenhalgh@arm.com>
3942
3943	* config/arm/arm.c (arm_convert_to_type): Delete.
3944	(TARGET_CONVERT_TO_TYPE): Delete.
3945	(arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
3946	(arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
3947	* config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
3948	* config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
3949	are in fast math mode, and have no single step hardware instruction.
3950	(extendhfdf2): Only expand through SFmode if we don't have a
3951	single-step hardware instruction.
3952	* config/arm/vfp.md (*truncdfhf2): New.
3953	(extendhfdf2): Likewise.
3954
39552016-11-23  James Greenhalgh  <james.greenhalgh@arm.com>
3956
3957	* targhooks.c (default_floatn_mode): Enable _Float16 if a target
3958	provides HFmode.
3959
39602016-11-23  James Greenhalgh  <james.greenhalgh@arm.com>
3961
3962	* config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
3963	* config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
3964	* config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
3965	* defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
3966	* doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
3967	* doc/tm.texi: Regenerate.
3968	* system.h (TARGET_FLT_EVAL_METHOD): Poison.
3969
39702016-11-23  James Greenhalgh  <james.greenhalgh@arm.com>
3971
3972	* toplev.c (init_excess_precision): Delete most logic.
3973	* tree.c (excess_precision_type): Rewrite to use
3974	TARGET_EXCESS_PRECISION.
3975	* doc/invoke.texi (-fexcess-precision): Document behaviour in a
3976	more generic fashion.
3977	* ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
3978	__STDC_WANT_IEC_60559_TYPES_EXT__.
3979
39802016-11-23  James Greenhalgh  <james.greenhalgh@arm.com>
3981
3982	* common.opt (fpermitted-flt-eval-methods): New.
3983	* doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
3984	* flag_types.h (permitted_flt_eval_methods): New.
3985
39862016-11-23  James Greenhalgh  <james.greenhalgh@arm.com>
3987
3988	* config/m68k/m68k.c (m68k_excess_precision): New.
3989	(TARGET_C_EXCESS_PRECISION): Define.
3990
39912016-11-23  James Greenhalgh  <james.greenhalgh@arm.com>
3992
3993	* config/s390/s390.c (s390_excess_precision): New.
3994	(TARGET_C_EXCESS_PRECISION): Define.
3995
39962016-11-23  James Greenhalgh  <james.greenhalgh@arm.com>
3997
3998	* config/i386/i386.c (ix86_excess_precision): New.
3999	(TARGET_C_EXCESS_PRECISION): Define.
4000
40012016-11-23  James Greenhalgh  <james.greenhalgh@arm.com>
4002
4003	* target.def (excess_precision): New hook.
4004	* target.h (flt_eval_method): New.
4005	(excess_precision_type): Likewise.
4006	* targhooks.c (default_excess_precision): New.
4007	* targhooks.h (default_excess_precision): New.
4008	* doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
4009	* doc/tm.texi: Regenerate.
4010
40112016-11-23  Martin Sebor  <msebor@redhat.com>
4012
4013	PR middle-end/78461
4014	* gimple-ssa-sprintf.c (format_string): Correct the maxima and
4015	set the minimum number of bytes for an unknown string to zero.
4016
40172016-11-23  Martin Jambor  <mjambor@suse.cz>
4018	    Martin Liska  <mliska@suse.cz>
4019
4020	* hsa-builtins.def: New file.
4021	* Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
4022	* builtins.def: Include hsa-builtins.def.
4023	(DEF_HSA_BUILTIN): New macro.
4024	* dumpfile.h (OPTGROUP_OPENMP): Define.
4025	* dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
4026	* gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
4027	GF_OMP_FOR_GRID_GROUP_ITER.
4028	(gimple_omp_for_grid_phony): Added checking assert.
4029	(gimple_omp_for_set_grid_phony): Likewise.
4030	(gimple_omp_for_grid_intra_group): New function.
4031	(gimple_omp_for_set_grid_intra_group): Likewise.
4032	(gimple_omp_for_grid_group_iter): Likewise.
4033	(gimple_omp_for_set_grid_group_iter): Likewise.
4034	* omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
4035	previosuly only distribute loop was permitted.
4036	(lower_lastprivate_clauses): Allow non tcc_comparison predicates.
4037	(grid_get_kernel_launch_attributes): Support multiple HSA grid
4038	dimensions.
4039	(grid_expand_omp_for_loop): Likewise and also support standalone
4040	distribute constructs.  New parameter INTRA_GROUP, updated both users.
4041	(grid_expand_target_grid_body): Support standalone distribute
4042	constructs.
4043	(pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
4044	(pass_data_expand_omp_ssa): Likewise.
4045	(pass_data_omp_device_lower): Likewsie.
4046	(pass_data_lower_omp): Likewise.
4047	(pass_data_diagnose_omp_blocks): Likewise.
4048	(pass_data_oacc_device_lower): Likewise.
4049	(pass_data_omp_target_link): Likewise.
4050	(grid_lastprivate_predicate): New function.
4051	(lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
4052	gridified loops.
4053	(lower_omp_for): Support standalone distribute constructs.
4054	(grid_prop): New type.
4055	(grid_safe_assignment_p): Check for assignments to group_sizes, new
4056	parameter GRID.
4057	(grid_seq_only_contains_local_assignments): New parameter GRID, pass
4058	it to callee.
4059	(grid_find_single_omp_among_assignments_1): Likewise, improve missed
4060	optimization info messages.
4061	(grid_find_single_omp_among_assignments): Likewise.
4062	(grid_find_ungridifiable_statement): Do not bail out for SIMDs.
4063	(grid_parallel_clauses_gridifiable): New function.
4064	(grid_inner_loop_gridifiable_p): Likewise.
4065	(grid_dist_follows_simple_pattern): Likewise.
4066	(grid_gfor_follows_tiling_pattern): Likewise.
4067	(grid_call_permissible_in_distribute_p): Likewise.
4068	(grid_handle_call_in_distribute): Likewise.
4069	(grid_dist_follows_tiling_pattern): Likewise.
4070	(grid_target_follows_gridifiable_pattern): Support standalone
4071	distribute constructs.
4072	(grid_var_segment): New enum.
4073	(grid_mark_variable_segment): New function.
4074	(grid_copy_leading_local_assignments): Call grid_mark_variable_segment
4075	if a new argument says so.
4076	(grid_process_grid_body): New function.
4077	(grid_eliminate_combined_simd_part): Likewise.
4078	(grid_mark_tiling_loops): Likewise.
4079	(grid_mark_tiling_parallels_and_loops): Likewise.
4080	(grid_process_kernel_body_copy): Support standalone distribute
4081	constructs.
4082	(grid_attempt_target_gridification): New grid variable holding overall
4083	gridification state.  Support standalone distribute constructs and
4084	collapse clauses.
4085	* doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
4086	* hsa.h (hsa_bb): Add method method append_phi.
4087	(hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
4088	occurences in all files too.
4089	(hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
4090	(is_a_helper <hsa_insn_br *>::test): New function.
4091	(is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
4092	branch instructions.
4093	(hsa_insn_signal): Make a direct descendant of
4094	hsa_insn_basic.  Add memorder constructor parameter and
4095	m_memory_order and m_signalop member variables.
4096	(hsa_insn_queue): Changed constructor parameters to common form.
4097	Added m_segment and m_memory_order member variables.
4098	(hsa_summary_t): Add private member function
4099	process_gpu_implementation_attributes.
4100	(hsa_function_summary): Rename m_binded_function to
4101	m_bound_function.
4102	(hsa_insn_basic_p): Remove typedef.
4103	(hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
4104	(hsa_op_reg_p): Remove typedef.
4105	(hsa_function_representation): Change hsa_op_reg_p into plain
4106	pointers.
4107	(hsa_insn_phi): Removed new and delete operators.
4108	(hsa_insn_br): Likewise.
4109	(hsa_insn_cbr): Likewise.
4110	(hsa_insn_sbr): Likewise.
4111	(hsa_insn_cmp): Likewise.
4112	(hsa_insn_mem): Likewise.
4113	(hsa_insn_atomic): Likewise.
4114	(hsa_insn_signal): Likewise.
4115	(hsa_insn_seg): Likewise.
4116	(hsa_insn_call): Likewise.
4117	(hsa_insn_arg_block): Likewise.
4118	(hsa_insn_comment): Likewise.
4119	(hsa_insn_srctype): Likewise.
4120	(hsa_insn_packed): Likewise.
4121	(hsa_insn_cvt): Likewise.
4122	(hsa_insn_alloca): Likewise.
4123	* hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
4124	(process_gpu_implementation_attributes): New function.
4125	(link_functions): Move some functionality into it.  Adjust after
4126	renaming m_binded_functions to m_bound_functions.
4127	(hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
4128	to the list of instructions with no output registers.
4129	(get_in_type): Return this if it is a register of
4130	matching size.
4131	(hsa_get_declaration_name): Moved to...
4132	* hsa-gen.c (hsa_get_declaration_name): ...here.  Allocate
4133	temporary string on an obstack instead from ggc.
4134	(query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
4135	down to two overloads.
4136	(hsa_allocp_operand_address): Removed.
4137	(hsa_allocp_operand_immed): Likewise.
4138	(hsa_allocp_operand_reg): Likewise.
4139	(hsa_allocp_operand_code_list): Likewise.
4140	(hsa_allocp_operand_operand_list): Likewise.
4141	(hsa_allocp_inst_basic): Likewise.
4142	(hsa_allocp_inst_phi): Likewise.
4143	(hsa_allocp_inst_mem): Likewise.
4144	(hsa_allocp_inst_atomic): Likewise.
4145	(hsa_allocp_inst_signal): Likewise.
4146	(hsa_allocp_inst_seg): Likewise.
4147	(hsa_allocp_inst_cmp): Likewise.
4148	(hsa_allocp_inst_br): Likewise.
4149	(hsa_allocp_inst_sbr): Likewise.
4150	(hsa_allocp_inst_call): Likewise.
4151	(hsa_allocp_inst_arg_block): Likewise.
4152	(hsa_allocp_inst_comment): Likewise.
4153	(hsa_allocp_inst_queue): Likewise.
4154	(hsa_allocp_inst_srctype): Likewise.
4155	(hsa_allocp_inst_packed): Likewise.
4156	(hsa_allocp_inst_cvt): Likewise.
4157	(hsa_allocp_inst_alloca): Likewise.
4158	(hsa_allocp_bb): Likewise.
4159	(hsa_obstack): New.
4160	(hsa_init_data_for_cfun): Initialize obstack.
4161	(hsa_deinit_data_for_cfun): Release memory of the obstack.
4162	(hsa_op_immed::operator new): Use obstack instead of object_allocator.
4163	(hsa_op_reg::operator new): Likewise.
4164	(hsa_op_address::operator new): Likewise.
4165	(hsa_op_code_list::operator new): Likewise.
4166	(hsa_op_operand_list::operator new): Likewise.
4167	(hsa_insn_basic::operator new): Likewise.
4168	(hsa_insn_phi::operator new): Likewise.
4169	(hsa_insn_br::operator new): Likewise.
4170	(hsa_insn_sbr::operator new): Likewise.
4171	(hsa_insn_cmp::operator new): Likewise.
4172	(hsa_insn_mem::operator new): Likewise.
4173	(hsa_insn_atomic::operator new): Likewise.
4174	(hsa_insn_signal::operator new): Likewise.
4175	(hsa_insn_seg::operator new): Likewise.
4176	(hsa_insn_call::operator new): Likewise.
4177	(hsa_insn_arg_block::operator new): Likewise.
4178	(hsa_insn_comment::operator new): Likewise.
4179	(hsa_insn_srctype::operator new): Likewise.
4180	(hsa_insn_packed::operator new): Likewise.
4181	(hsa_insn_cvt::operator new): Likewise.
4182	(hsa_insn_alloca::operator new): Likewise.
4183	(hsa_init_new_bb): Likewise.
4184	(hsa_bb::append_phi): New function.
4185	(gen_hsa_phi_from_gimple_phi): Use it.
4186	(get_symbol_for_decl): Fix dinstinguishing between
4187	global and local functions.  Put local variables into a segment
4188	according to their attribute or static flag, if there is one.
4189	(hsa_insn_br::hsa_insn_br): New.
4190	(hsa_insn_br::operator new): Likewise.
4191	(hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
4192	(query_hsa_grid_nodim): New function.
4193	(multiply_grid_dim_characteristics): Likewise.
4194	(gen_get_num_threads): Likewise.
4195	(gen_get_num_teams): Reimplemented.
4196	(gen_get_team_num): Likewise.
4197	(gen_hsa_insns_for_known_library_call): Updated calls to the above
4198	helper functions.
4199	(get_memory_order_name): Removed.
4200	(get_memory_order): Likewise.
4201	(hsa_memorder_from_tree): New function.
4202	(gen_hsa_ternary_atomic_for_builtin): Renamed to
4203	gen_hsa_atomic_for_builtin, can also create signals.
4204	(gen_hsa_insns_for_call): Handle many new builtins.  Adjust to use
4205	hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
4206	(hsa_insn_atomic): Fix function comment.
4207	(hsa_insn_signal::hsa_insn_signal): Fix comment.  Update call to
4208	ancestor constructor and initialization of new member variables.
4209	(hsa_insn_queue::hsa_insn_queue): Added initialization of new
4210	member variables.
4211	(hsa_get_host_function): Handle functions with no bound CPU
4212	implementation.  Fix binded to bound.
4213	(get_brig_function_name): Likewise.
4214	(HSA_SORRY_ATV): Remove semicolon after macro.
4215	(HSA_SORRY_AT): Likewise.
4216	(omp_simple_builtin::generate): Add missing semicolons.
4217	(hsa_insn_phi::operator new): Removed.
4218	(hsa_insn_br::operator new): Likewise.
4219	(hsa_insn_cbr::operator new): Likewise.
4220	(hsa_insn_sbr::operator new): Likewise.
4221	(hsa_insn_cmp::operator new): Likewise.
4222	(hsa_insn_mem::operator new): Likewise.
4223	(hsa_insn_atomic::operator new): Likewise.
4224	(hsa_insn_signal::operator new): Likewise.
4225	(hsa_insn_seg::operator new): Likewise.
4226	(hsa_insn_call::operator new): Likewise.
4227	(hsa_insn_arg_block::operator new): Likewise.
4228	(hsa_insn_comment::operator new): Likewise.
4229	(hsa_insn_srctype::operator new): Likewise.
4230	(hsa_insn_packed::operator new): Likewise.
4231	(hsa_insn_cvt::operator new): Likewise.
4232	(hsa_insn_alloca::operator new): Likewise.
4233	(get_symbol_for_decl): Accept CONST_DECLs, put them to
4234	readonly segment.
4235	(gen_hsa_addr): Also process CONST_DECLs.
4236	(gen_hsa_addr_insns): Process CONST_DECLs by creating private
4237	copies.
4238	(gen_hsa_unary_operation): Make sure the function does
4239	not use bittype source type for firstbit and lastbit operations.
4240	(gen_hsa_popcount_to_dest): Make sure the function uses a bittype
4241	source type.
4242	* hsa-brig.c (emit_insn_operands): Cope with zero operands in an
4243	instruction.
4244	(emit_branch_insn): Renamed to emit_cond_branch_insn.
4245	Emit the width stored in the class.
4246	(emit_generic_branch_insn): New function.
4247	(emit_insn): Call emit_generic_branch_insn.
4248	(emit_signal_insn): Remove obsolete comment.  Update
4249	member variable name, pick a type according to profile.
4250	(emit_alloca_insn): Remove obsolete comment.
4251	(emit_atomic_insn): Likewise.
4252	(emit_queue_insn): Get segment and memory order from the IR object.
4253	(hsa_brig_section): Make allocate_new_chunk, chunks
4254	and cur_chunk provate, add a default NULL parameter to add method.
4255	(hsa_brig_section::add): Added a new parameter, store pointer to
4256	output data there if it is non-NULL.
4257	(emit_function_directives): Use this new parameter instead of
4258	calculating the pointer itself, fix function comment.
4259	(hsa_brig_emit_function): Add forgotten endian conversion.
4260	(hsa_output_kernels): Remove unnecessary building of
4261	kernel_dependencies_vector_type.
4262	(emit_immediate_operand): Declare.
4263	(emit_directive_variable): Also emit initializers of CONST_DECLs.
4264	(gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
4265	(verify_function_arguments): Properly detect variadic
4266	arguments.
4267	* hsa-dump.c (hsa_width_specifier_name): New function.
4268	(dump_hsa_insn_1): Dump generic branch instructions, update signal
4269	member variable name.  Special dumping for queue objects.
4270	* ipa-hsa.c (process_hsa_functions): Adjust after renaming
4271	m_binded_functions to m_bound_functions.  Copy externally visible flag
4272	to the node.
4273	(ipa_hsa_write_summary): Likewise.
4274	(ipa_hsa_read_section): Likewise.
4275
42762016-11-23  Richard Biener  <rguenther@suse.de>
4277
4278	PR tree-optimization/78396
4279	* tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
4280	vectorize try vectorizing an if-converted body using BB vectorization.
4281
42822016-11-23  Richard Sandiford  <richard.sandiford@arm.com>
4283	    Alan Hayward  <alan.hayward@arm.com>
4284	    David Sherwood  <david.sherwood@arm.com>
4285
4286	* rtlanal.c (subreg_get_info): Use more local variables.
4287	Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
4288	occupies at least one register.  Assume that full hard registers
4289	have consistent endianness.  Share previously-duplicated if block.
4290	Rework the main handling so that it operates on independently-
4291	addressable YMODE-sized blocks.  Use subreg_size_lowpart_offset
4292	to check lowpart offsets, without trying to find an equivalent
4293	integer mode first.  Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
4294	as a final register-endianness correction.
4295
42962016-11-23  Segher Boessenkool  <segher@kernel.crashing.org>
4297
4298	PR target/77881
4299	PR bootstrap/78390
4300	PR target/78438
4301	PR bootstrap/78477
4302	* combine.c (make_compound_operation_int): Do not convert a subreg of
4303	a non-constant logical shift right to a zero_extract.  Handle the case
4304	where some zero bits have been shifted into the range covered by that
4305	subreg.
4306
43072016-11-23  Richard Sandiford  <richard.sandiford@arm.com>
4308	    Alan Hayward  <alan.hayward@arm.com>
4309	    David Sherwood  <david.sherwood@arm.com>
4310
4311	* rtl.h (subreg_size_offset_from_lsb): Declare.
4312	(subreg_offset_from_lsb): New function.
4313	(subreg_size_lowpart_offset): Declare.
4314	(subreg_lowpart_offset): Turn into an inline function.
4315	(subreg_size_highpart_offset): Declare.
4316	(subreg_highpart_offset): Turn into an inline function.
4317	* emit-rtl.c (subreg_size_lowpart_offset): New function.
4318	(subreg_size_highpart_offset): Likewise
4319	* rtlanal.c (subreg_size_offset_from_lsb): Likewise.
4320
43212016-11-23  Richard Biener  <rguenther@suse.de>
4322
4323	PR tree-optimization/78482
4324	* tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
4325	(remove_forwarder_block_with_phi): When merging with a loop
4326	header creates a new latch reset number of iteration information
4327	of the loop.
4328
43292016-11-23  Eric Botcazou  <ebotcazou@adacore.com>
4330
4331	* config/sparc/sparc.md (*ashrsi3_extend): Rename to...
4332	(*ashrsi3_extend0): ...this.  Accept constant integers.
4333	(*ashrsi3_extend2): Rename to...
4334	(*ashrsi3_extend1): ...this.
4335	(*ashrsi3_extend2): New pattern.
4336	(*lshrsi3_extend1): Accept constant integers.
4337	(*lshrsi3_extend2): Fix condition on operand 2.
4338
43392016-11-23  Martin Liska  <mliska@suse.cz>
4340
4341	* config/i386/i386.c: Initialize function pointer to NULL.
4342
43432016-11-23  Bin Cheng  <bin.cheng@arm.com>
4344
4345	* fold-const.c (fold_cond_expr_with_comparison): Move simplification
4346	for A == C1 ? A : C2 to below.
4347	* match.pd: Move from above to here:
4348	(cond (eq (convert1? x) c1) (convert2? x) c2)
4349	  -> (cond (eq x c1) c1 c2).
4350
43512016-11-23  Bin Cheng  <bin.cheng@arm.com>
4352
4353	* fold-const.c (fold_cond_expr_with_comparison): Move simplification
4354	for A cmp C1 ? A : C2 to below, also simplify remaining code.
4355	* match.pd: Move and extend simplification from above to here:
4356	(cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
4357	* tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
4358	(predicate_scalar_phi): Call fold_stmt using the new valueize func.
4359
43602016-11-23  Martin Liska  <mliska@suse.cz>
4361	    Martin Jambor  <mjambor@suse.cz>
4362
4363	* doc/install.texi: Remove entry about --with-hsa-kmt-lib.
4364
43652016-11-23  Aldy Hernandez  <aldyh@redhat.com>
4366
4367	PR target/78213
4368	* opts.c (finish_options): Set -fsyntax-only if running self tests.
4369
43702016-11-23  Richard Biener  <rguenther@suse.de>
4371
4372	PR middle-end/71762
4373	* match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
4374	(~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
4375
43762016-11-23  Richard Biener  <rguenther@suse.de>
4377
4378	PR lto/78472
4379	* tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
4380	fields.
4381
43822016-11-23  Richard Biener  <rguenther@suse.de>
4383	    Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.rog>
4384
4385	PR tree-optimization/78154
4386	* tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
4387	returns it's argument and the argument is nonnull.
4388	* builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
4389	ATT_RETNONNULL_NOTHROW_LEAF.
4390	* builtins.def (BUILT_IN_MEMPCPY): Change attribute to
4391	ATTR_RETNONNULL_NOTHROW_LEAF.
4392	(BUILT_IN_STPCPY): Likewise.
4393	(BUILT_IN_STPNCPY): Likewise.
4394	(BUILT_IN_MEMPCPY_CHK): Likewise.
4395	(BUILT_IN_STPCPY_CHK): Likewise.
4396	(BUILT_IN_STPNCPY_CHK): Likewise.
4397	(BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
4398	(BUILT_IN_STRNCAT): Likewise.
4399	(BUILT_IN_STRNCPY): Likewise.
4400	(BUILT_IN_MEMSET_CHK): Likewise.
4401	(BUILT_IN_STRCAT_CHK): Likewise.
4402	(BUILT_IN_STRCPY_CHK): Likewise.
4403	(BUILT_IN_STRNCAT_CHK): Likewise.
4404	(BUILT_IN_STRNCPY_CHK): Likewise.
4405
44062016-11-23  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
4407
4408	* fold-const.c (tree_expr_nonzero_p) : Make non-static.
4409	* fold-const.h (tree_expr_nonzero_p) : Declare.
4410	* match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
4411
44122016-11-23  Paolo Bonzini  <bonzini@gnu.org>
4413
4414	* system.h (HAVE_DESIGNATED_INITIALIZERS,
4415	HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
4416	"defined" in macros.
4417	* doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
4418	* doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
4419	* doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
4420
44212016-11-23  Georg-Johann Lay  <avr@gjlay.de>
4422
4423	PR target/60300
4424	* config/avr/constraints.md (Csp): Widen range to [-11..6].
4425	* config/avr/avr.c (avr_prologue_setup_frame): Limit number
4426	of RCALLs in prologue to 3.
4427
44282016-11-22  Michael Collison  <michael.collison@arm.com>
4429
4430	* config/aarch64/aarch64-protos.h
4431	(aarch64_and_split_imm1, aarch64_and_split_imm2)
4432	(aarch64_and_bitmask_imm): New prototypes
4433	* config/aarch64/aarch64.c (aarch64_and_split_imm1):
4434	New overloaded function to create bit mask covering the
4435	lowest to highest bits set.
4436	(aarch64_and_split_imm2): New overloaded functions to create bit
4437	mask of zeros between first and last bit set.
4438	(aarch64_and_bitmask_imm): New function to determine if a integer
4439	is a valid two instruction "and" operation.
4440	* config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
4441	allowing wider range of constants with "and" operations.
4442	* (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
4443	"and" operator from matching restricted constant range used for
4444	ior and xor operators.
4445	* config/aarch64/constraints.md (UsO constraint): New SImode constraint
4446	for constants in "and" operantions.
4447	(UsP constraint): New DImode constraint for constants
4448	in "and" operations.
4449	* config/aarch64/iterators.md (lconst2): New mode iterator.
4450	(LOGICAL2): New code iterator.
4451	* config/aarch64/predicates.md (aarch64_logical_and_immediate): New
4452	predicate.
4453	(aarch64_logical_and_operand): New predicate allowing extended
4454	constants for "and" operations.
4455
44562016-11-22  Walter Lee  <walt@tilera.com>
4457
4458	* config/tilegx/tilegx.md (trap): New pattern.
4459	* config/tilepro/tilepro.md (trap): Likewise.
4460
44612016-11-22  Walter Lee  <walt@tilera.com>
4462
4463	* config/tilegx/tilegx.md (*zero_extract): Use
4464	define_insn_and_split instead of define_insn; Handle pos + size >
4465	64.
4466	(*sign_extract): Likewise.
4467
44682016-11-22  Marek Polacek  <polacek@redhat.com>
4469
4470	PR tree-optimization/78455
4471	* tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
4472
44732016-11-22  Ian Lance Taylor  <iant@golang.org>
4474
4475	PR go/78431
4476	PR go/78432
4477	* godump.c (go_format_type): Always pass alignment as 1 when
4478	calling go_append_padding at end of struct/union.
4479
44802016-11-22  Jakub Jelinek  <jakub@redhat.com>
4481
4482	PR target/78451
4483	* config/i386/avx512bwintrin.h (_mm512_setzero_qi,
4484	_mm512_setzero_hi): Removed.
4485	(_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
4486	_mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
4487	_mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
4488	_mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
4489	_mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
4490	_mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
4491	_mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
4492	_mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
4493	_mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
4494	_mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
4495	_mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
4496	_mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
4497	_mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
4498	_mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
4499	_mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
4500	_mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
4501	_mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
4502	_mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
4503	_mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
4504	_mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
4505	_mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
4506	_mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
4507	_mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
4508	_mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
4509	_mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
4510	_mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
4511	_mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
4512	_mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
4513	_mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
4514	_mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
4515	_mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
4516	_mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
4517	_mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
4518	_mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
4519	_mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
4520	_mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
4521	_mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
4522	_mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
4523	_mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
4524	_mm512_maskz_srai_epi16, _mm512_packs_epi32,
4525	_mm512_maskz_packs_epi32, _mm512_packus_epi32,
4526	_mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
4527	_mm512_setzero_qi or _mm512_setzero_hi.
4528	(_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
4529	_mm512_maskz_dbsad_epu8): Formatting fixes.
4530	(_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
4531	_mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
4532	_mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
4533	_mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
4534	_mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
4535	_mm512_setzero_qi or _mm512_setzero_hi.
4536
45372016-11-22  Nathan Sidwell  <nathan@acm.org>
4538
4539	* gcc-ar.c (main): Fix indentation.
4540	* gcov-io.c (gcov_write_summary): Remove extraneous {...}
4541	* ggc-page.c (move_ptes_to_front): Fix formatting.
4542	* hsa-dump.c (dump_has_cfun): Fix indentation.
4543	* sel-sched-ir.h: Remove trailing blank lines.
4544
45452016-11-22  Jakub Jelinek  <jakub@redhat.com>
4546	    Alexander Monakov  <amonakov@ispras.ru>
4547
4548	* internal-fn.c (expand_GOMP_USE_SIMT): New function.
4549	* tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
4550	(omp_clause_code_name): Add _simt_ name.
4551	(walk_tree_1): Handle OMP_CLAUSE__SIMT_.
4552	* tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
4553	* omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
4554	(scan_omp_simd): New function.
4555	(scan_omp_1_stmt): Use it in target regions if needed.
4556	(omp_max_vf): Don't max with omp_max_simt_vf.
4557	(lower_rec_simd_input_clauses): Use omp_max_simt_vf if
4558	OMP_CLAUSE__SIMT_ is present.
4559	(lower_rec_input_clauses): Compute maybe_simt from presence of
4560	OMP_CLAUSE__SIMT_.
4561	(lower_lastprivate_clauses): Likewise.
4562	(expand_omp_simd): Likewise.  Remove explicit offloaded region check.
4563	(execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
4564	* internal-fn.def (GOMP_USE_SIMT): New internal function.
4565	* tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
4566
45672016-11-22  Alexander Monakov  <amonakov@ispras.ru>
4568
4569	* internal-fn.c (expand_GOMP_SIMT_LANE): New.
4570	(expand_GOMP_SIMT_VF): New.
4571	(expand_GOMP_SIMT_LAST_LANE): New.
4572	(expand_GOMP_SIMT_ORDERED_PRED): New.
4573	(expand_GOMP_SIMT_VOTE_ANY): New.
4574	(expand_GOMP_SIMT_XCHG_BFLY): New.
4575	(expand_GOMP_SIMT_XCHG_IDX): New.
4576	* internal-fn.def (GOMP_SIMT_LANE): New.
4577	(GOMP_SIMT_VF): New.
4578	(GOMP_SIMT_LAST_LANE): New.
4579	(GOMP_SIMT_ORDERED_PRED): New.
4580	(GOMP_SIMT_VOTE_ANY): New.
4581	(GOMP_SIMT_XCHG_BFLY): New.
4582	(GOMP_SIMT_XCHG_IDX): New.
4583	* omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
4584	(create_omp_child_function): ...here.  Set "omp target entrypoint"
4585	or "omp declare target" attribute based on is_gimple_omp_offloaded.
4586	(omp_max_simt_vf): New.  Use it...
4587	(omp_max_vf): ...here.
4588	(lower_rec_input_clauses): Add reduction lowering for SIMT execution.
4589	(lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
4590	(lower_omp_ordered): Likewise, for "ordered" lowering.
4591	(expand_omp_simd): Add SIMT transforms.
4592	(pass_data_lower_omp): Add PROP_gimple_lomp_dev.
4593	(execute_omp_device_lower): New.
4594	(pass_data_omp_device_lower): New.
4595	(pass_omp_device_lower): New pass.
4596	(make_pass_omp_device_lower): New.
4597	* passes.def (pass_omp_device_lower): Position new pass.
4598	* tree-pass.h (PROP_gimple_lomp_dev): Define.
4599	(make_pass_omp_device_lower): Declare.
4600
46012016-11-22  Jakub Jelinek  <jakub@redhat.com>
4602
4603	PR target/78451
4604	* config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
4605	(_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
4606	_mm_setzero_di.
4607	(_mm_maskz_load_epi64): Likewise.
4608	(_mm_setzero_hi): Removed.
4609	(_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
4610	_mm_setzero_di.
4611	(_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
4612	_mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
4613	_mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
4614	_mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
4615	_mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
4616	_mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
4617	_mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
4618	_mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
4619	_mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
4620	_mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
4621	_mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
4622	Likewise.
4623	(_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
4624	_mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
4625	_mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
4626	_mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
4627	_mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
4628	_mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
4629	_mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
4630	_mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
4631	_mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
4632	_mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
4633	_mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
4634	(_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
4635	instead of _mm_setzero_hi.
4636	(_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
4637	_mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
4638	_mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
4639	_mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
4640	_mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
4641	_mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
4642	_mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
4643	_mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
4644	_mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
4645	_mm256_maskz_slli_epi64, _mm256_roundscale_ps,
4646	_mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
4647	_mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
4648	_mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
4649	_mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
4650	_mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
4651	_mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
4652	_mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
4653	_mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
4654	_mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
4655	_mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
4656	_mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
4657	_mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
4658	_mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
4659	_mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
4660	(_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
4661	_mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
4662	_mm_setzero_di.
4663	(_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
4664	instead of _mm_setzero_hi.
4665	* config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
4666	_mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
4667	_mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
4668	(_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
4669	_mm_setzero_si128 instead of _mm_setzero_di.
4670	(_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
4671	_mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
4672	_mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
4673	_mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
4674	_mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
4675	_mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
4676	_mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
4677	_mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
4678	_mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
4679	_mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
4680	_mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
4681	_mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
4682	_mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
4683	_mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
4684	_mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
4685	_mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
4686	_mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
4687	_mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
4688	_mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
4689	_mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
4690	_mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
4691	_mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
4692	_mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
4693	_mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
4694	_mm512_range_round_pd, _mm512_maskz_range_round_pd,
4695	_mm512_range_round_ps, _mm512_maskz_range_round_ps,
4696	_mm512_maskz_insertf64x2, _mm512_insertf32x8,
4697	_mm512_maskz_insertf32x8): Formatting fixes.
4698	(_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
4699	_mm_setzero_si128 instead of _mm_setzero_di.
4700	* config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
4701	_mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
4702	_mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
4703	_mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
4704	_mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
4705	_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
4706	_mm_setzero_si128 instead of _mm_setzero_di.
4707	(_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
4708	Likewise in macros.
4709	* config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
4710	_mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
4711	_mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
4712	_mm_setzero_si128 instead of _mm_setzero_hi.
4713	(_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
4714	_mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
4715	_mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
4716	instead of _mm_setzero_di.
4717	(_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
4718	_mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
4719	_mm_setzero_hi.
4720	(_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
4721	_mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
4722	_mm_setzero_hi.
4723	(_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
4724	_mm_setzero_di.
4725	(_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
4726	_mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
4727	_mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
4728
47292016-11-22  Carl Love  <cel@us.ibm.com>
4730
4731	* config/rs6000/rs6000-c.c: Add built-in support for vector compare
4732	equal and vector compare not equal.  The vector compares take two
4733	arguments of type vector bool char, vector bool short, vector bool int,
4734	vector bool long long with the same return type.
4735	* doc/extend.texi: Update built-in documentation file for the new
4736	powerpc built-ins.
4737
47382016-11-22  Uros Bizjak  <ubizjak@gmail.com>
4739
4740	* Makefile.in ($(lang_checks_parallelized)): Fix detection
4741	of -j argument.
4742
47432016-11-22  Thomas Preud'homme  <thomas.preudhomme@arm.com>
4744
4745	* config.gcc: Allow new rmprofile value for configure option
4746	--with-multilib-list.
4747	* config/arm/t-rmprofile: New file.
4748	* doc/install.texi (--with-multilib-list): Document new rmprofile value
4749	for ARM.
4750
47512016-11-22  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
4752
4753	PR target/78439
4754	* config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
4755	register operand in alternatives 4,5,6.
4756
47572016-11-22  Thomas Preud'homme  <thomas.preudhomme@arm.com>
4758
4759	PR target/77904
4760	* config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
4761	in save register mask if it is needed.
4762
47632016-11-22  Jakub Jelinek  <jakub@redhat.com>
4764
4765	PR tree-optimization/78436
4766	* gimple-ssa-store-merging.c (zero_char_buf): Removed.
4767	(shift_bytes_in_array, shift_bytes_in_array_right,
4768	merged_store_group::apply_stores): Formatting fixes.
4769	(clear_bit_region): Likewise.  Use memset.
4770	(encode_tree_to_bitpos): Formatting fixes.  Fix comment typos - EPXR
4771	instead of EXPR and inerted instead of inserted.  Use memset instead
4772	of zero_char_buf.  For !BYTES_BIG_ENDIAN decrease byte_size by 1
4773	if shift_amnt is 0.
4774
4775	PR middle-end/78416
4776	* expmed.c (expand_divmod): Use wide_int for computation of
4777	op1_is_pow2.  Don't set it if op1 is 0.  Formatting fixes.
4778	Use size <= HOST_BITS_PER_WIDE_INT instead of
4779	HOST_BITS_PER_WIDE_INT >= size.
4780
4781	PR tree-optimization/78445
4782	* tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
4783	any_complicated_phi, version loop even if flag_tree_loop_if_convert
4784	is 1.  Formatting fix.
4785
47862016-11-22  Martin Liska  <mliska@suse.cz>
4787
4788	PR ipa/78309
4789	* ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
4790	(sem_function::get_hash): Use the new field.
4791	(sem_function::parse): Remove an argument from ctor.
4792	(sem_variable::parse): Likewise.
4793	(sem_variable::get_hash): Use the new field.
4794	(sem_item_optimizer::read_section): Use new ctor and set hash.
4795	* ipa-icf.h: _hash is removed from sem_item::sem_item,
4796	sem_variable::sem_variable, sem_function::sem_function.
4797
47982016-11-21  Jeff Law  <law@redhat.com>
4799
4800	PR target/68538
4801	* config/cris/cris.md: Don't call copy_to_mode_reg unless
4802	can_create_pseudo_p is true.
4803
48042016-11-21  Segher Boessenkool  <segher@kernel.crashing.org>
4805
4806	PR target/68803
4807	* config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
4808	*rotldi3_insert_7): New define_insns.
4809
48102016-11-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
4811
4812	* config/rs6000/rs6000.md (movdi_internal32): Change constraints
4813	so that DImode can be allocated to FP/vector registers in more
4814	cases, and we can avoid direct move operations.  If the register
4815	needs reloading, prefer GPRs over FP/vector registers.  In the
4816	case of FPR vs. Altivec registers, prefer FPR registers unless we
4817	have the ISA 3.0 reg+offset scalar instructions.
4818	(movdi_internal64): Likewise.
4819
48202016-11-21  Jakub Jelinek  <jakub@redhat.com>
4821
4822	PR middle-end/67335
4823	* omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
4824	for tmp simd array if DECL_NAME (parm) is NULL.
4825
48262016-11-20  Jeff Law  <law@redhat.com>
4827
4828	PR target/25128
4829	* config/m68k/predicates.md (swap_peephole_relational_operator): New
4830	predicate.
4831	* config/m68k/m68k.md (relational tests against 65535/65536): New
4832	peephole2.
4833
48342016-11-21  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
4835
4836	* tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
4837
48382016-11-21  Martin Sebor  <msebor@redhat.com>
4839
4840	* doc/invoke.texi (-fprintf-return-value): Document that option
4841	is enabled by default.
4842
48432016-11-21  Georg-Johann Lay  <avr@gjlay.de>
4844
4845	* config/avr/avr-c.c (avr_register_target_pragmas): Use C++
4846	for-loop declaration of loop variable.
4847	(avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
4848	* config/avr/avr.c (avr_popcount_each_byte)
4849	(avr_init_expanders, avr_regs_to_save, sequent_regs_live)
4850	(get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
4851	(avr_expand_epilogue, avr_function_arg_advance)
4852	(avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
4853	(avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
4854	(avr_adjust_reg_alloc_order, output_reload_in_const)
4855	(avr_conditional_register_usage, avr_find_unused_d_reg)
4856	(avr_map_decompose, avr_fold_builtin): Same.
4857
48582016-11-21  Georg-Johann Lay  <avr@gjlay.de>
4859
4860	* config/avr/avr.c (avr_popcount): Remove static function.
4861	(avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
4862
48632016-11-21  Richard Earnshaw  <rearnsha@arm.com>
4864
4865	* arm.opt (mapcs-float): Delete option.
4866	* arm.c (arm_option_override): Remove hunk relating to
4867	TARGET_APCS_FLOAT.
4868	* doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
4869
48702016-11-21  Richard Sandiford  <richard.sandiford@arm.com>
4871
4872	* tree-tailcall.c (process_assignment): Simplify the check for
4873	a valid copy, allowing the source to be a local variable as
4874	well as an SSA name.
4875	(find_tail_calls): Allow copies between local variables to follow
4876	the call.  Allow the result to be stored in any local variable,
4877	even if it's an aggregate.
4878	(eliminate_tail_call): Check whether the result is an SSA name
4879	before updating its SSA_NAME_DEF_STMT.
4880
48812016-11-21  David Malcolm  <dmalcolm@redhat.com>
4882
4883	PR preprocessor/78324
4884	* input.c (get_substring_ranges_for_loc): Fail gracefully if
4885	-ftrack-macro-expansion has a value other than 2.
4886
48872016-11-21  Segher Boessenkool  <segher@kernel.crashing.org>
4888
4889	PR rtl-optimization/78400
4890	* shrink-wrap.c (try_shrink_wrapping_separate): Call
4891	df_update_entry_exit_and_calls instead of df_update_entry_block_defs
4892	and df_update_exit_block_uses.
4893
48942016-11-21  Bernd Edlinger  <bernd.edlinger@hotmail.de>
4895
4896	PR c++/71973
4897	* doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
4898	new default-enabled warning..
4899	* builtin-types.def (BT_CONST_TM_PTR): New primitive type.
4900	(BT_PTR_CONST_STRING): Updated.
4901	(BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
4902	(BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
4903	* builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
4904	(strftime): Update builtin function.
4905	* tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
4906	* tree.h (const_tm_ptr_type_node): New type node.
4907	* tree.c (free_lang_data, build_common_tree_nodes): Initialize
4908	const_tm_ptr_type_node.
4909
49102016-11-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4911
4912	PR tree-optimization/78413
4913	* tree-if-conv.c (versionable_outer_loop_p): Require that both
4914	inner and outer loop latches have single predecessors.
4915
49162016-11-21  Georg-Johann Lay  <avr@gjlay.de>
4917
4918	PR target/78093
4919	* config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
4920	(avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
4921
49222016-11-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4923
4924	* rtl.h: Adjust prototype.
4925	* rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
4926	(dead_or_set_regno_p): Likewise.
4927
49282016-11-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4929
4930	* rtl.h: Adjust prototype.
4931	* rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
4932
49332016-11-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4934
4935	* function.c (contains): Change argument type to rtx_insn *.
4936	(prologue_contains): Likewise.
4937	(epilogue_contains): Likewise.
4938	(prologue_epilogue_contains): Likewise.
4939	* function.h: Adjust prototype.
4940
49412016-11-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4942
4943	* optabs.c (emit_libcall_block): Change argument type to
4944	rtx_insn *.
4945	* optabs.h: Adjust prototype.
4946
49472016-11-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4948
4949	* cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
4950	(fixup_reorder_chain): Adjust.
4951	* cfgrtl.h: Adjust prototype.
4952
49532016-11-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4954
4955	* rtl.h: Adjust prototype.
4956	* rtlanal.c (replace_label_in_insn): Change argument type to
4957	rtx_insn *.
4958
49592016-11-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4960
4961	* config/v850/v850.c (expand_prologue): Adjust.
4962	(expand_epilogue): Likewise.
4963	* expr.c (init_expr_target): Likewise.
4964	* genrecog.c (print_subroutine): Always make the argument type
4965	rtx_insn *.
4966	* recog.h: Adjust prototype.
4967
49682016-11-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4969
4970	* config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
4971	up variables to make some rtx_insn *.
4972	* config/alpha/alpha.c (emit_unlikely_jump): Likewise.
4973	* config/arc/arc.c: Likewise.
4974	* config/arm/arm.c: Likewise.
4975	* config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
4976	* config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
4977	Likewise.
4978	* config/spu/spu.c (spu_emit_branch_hint): Likewise.
4979
49802016-11-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4981
4982	* config/arm/arm.c (legitimize_pic_address): Change to use
4983	rtx_insn * as the type of variables.
4984	(arm_pic_static_addr): Likewise.
4985	(arm_emit_movpair): Likewise.
4986	* config/c6x/c6x.c (reorg_split_calls): Likewise.
4987	* config/darwin.c (machopic_legitimize_pic_address): Likewise.
4988	* config/frv/frv.c (frv_optimize_membar_local): Likewise.
4989	* config/frv/frv.md: Likewise.
4990	* config/i386/i386-protos.h: Likewise.
4991	* config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
4992	(ix86_split_fp_branch): Likewise.
4993	(predict_jump): Likewise.
4994	* config/ia64/ia64.c: Likewise.
4995	* config/mcore/mcore.c: Likewise.
4996	* config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
4997	* config/s390/s390.c: Likewise.
4998	* config/s390/s390.md: Likewise.
4999	* config/spu/spu.md: Likewise.
5000	* config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
5001	* lower-subreg.c (resolve_simple_move): Likewise.
5002
50032016-11-20  Jeff Law  <law@redhat.com>
5004
5005	PR target/48551
5006	* reload.h (struct target_reload): Make x_double_reg_address_ok
5007	be per-mode rather.
5008	* reload.c (find_reloads_address): Check if double_reg_address_ok
5009	is true for the mode of the memory reference.
5010	* reload1.c (init_reload): Initialize double_reg_address_ok for
5011	each mode.
5012
50132016-11-20  Aldy Hernandez  <aldyh@redhat.com>
5014
5015	PR middle-end/61409
5016	* tree-ssa-uninit.c: Define new global max_phi_args.
5017	(compute_uninit_opnds_pos): Use max_phi_args.
5018	(prune_uninit_phi_opnds): Same.
5019	(use_pred_not_overlap_with_undef_path_pred): Remove reference to
5020	missing NUM_PREDS in function comment.
5021	(can_one_predicate_be_invalidated_p): New.
5022	(can_chain_union_be_invalidated_p): New.
5023	(flatten_out_predicate_chains): New.
5024	(uninit_ops_invalidate_phi_use): New.
5025	(is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
5026
50272016-11-20  Marc Glisse  <marc.glisse@inria.fr>
5028
5029	* fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
5030	* match.pd (A /[ex] B CMP C): New simplifications.
5031
50322016-11-20  Marc Glisse  <marc.glisse@inria.fr>
5033
5034	* match.pd (0 / X, X / X, X % X): New simplifications.
5035
50362016-11-19  Jakub Jelinek  <jakub@redhat.com>
5037
5038	* config/i386/i386.c (ix86_can_inline_p): Use || instead of &
5039	when checking if callee's isa flags are subset of caller's isa flags.
5040	Fix comment wording.
5041
5042	* config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
5043	clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
5044	instead and using = 0 instead of &= 0.
5045
5046	* config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
5047	ix86_add_new_builtins): Formatting fixes.
5048	(ix86_expand_builtin): Use || instead of && for isa vs. isa2.
5049	(ix86_get_builtin): Likewise.
5050
5051	* config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
5052	don't initialize it, don't use it for the case where it isn't
5053	provable %{z} nor using the same argument, instead move merge
5054	argument into a new pseudo and use that as target.  Formatting fixes.
5055
50562016-11-19  Jeff Law  <law@redhat.com>
5057
5058	PR target/25111
5059	* config/m68k/m68k.md (bsetdreg): New pattern.
5060	(bchgdreg, bclrdreg): Likewise.
5061
50622016-11-19  Kaz Kojima  <kkojima@gcc.gnu.org>
5063
5064	PR target/78426
5065	* config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
5066	instead of force_reg.
5067	(sh_expand_setmem): Likewise.
5068
50692016-11-19  Krister Walfridsson  <krister.walfridsson@gmail.com>
5070
5071	* config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
5072
50732016-11-18  Walter Lee  <walt@tilera.com>
5074
5075	* config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
5076	  end-of-bundle marker for consecutive barriers.
5077
50782016-11-18  Walter Lee  <walt@tilera.com>
5079
5080	* config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
5081
50822016-11-18  Jakub Jelinek  <jakub@redhat.com>
5083
5084	PR middle-end/78419
5085	* multiple_target.c (get_attr_len): Start with argnum and increment
5086	argnum on every arg.  Use strchr in a loop instead of counting commas
5087	manually.
5088	(get_attr_str): Increment argnum for every comma in the string.
5089	(separate_attrs): Use for instead of while loop, simplify.
5090	(expand_target_clones): Rename defenition argument to definition.
5091	Free attrs and attr_str even when diagnosing errors.  Temporarily
5092	change input_location around targetm.target_option.valid_attribute_p
5093	calls.  Don't emit warning or errors if that function fails.
5094
5095	* dwarf2out.c (size_of_discr_list): Fix typo in function comment.
5096
5097	PR debug/78191
5098	* dwarf2out.c (abbrev_opt_base_type_end): New variable.
5099	(die_abbrev_cmp): Sort dies with die_abbrev smaller than
5100	abbrev_opt_base_type_end only by increasing die_abbrev, before
5101	any other dies.
5102	(optimize_abbrev_table): Don't change abbrev numbers of
5103	base types and CU or optimize implicit consts in them if
5104	calc_base_type_die_sizes has been called during build_abbrev_table.
5105	(calc_base_type_die_sizes): If abbrev_opt_start, set
5106	abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
5107
51082016-11-18  Jeff Law  <law@redhat.com>
5109
5110	PR target/25112
5111	* config/m68k/m68k.c (moveq feeding equality comparison): New
5112	peepholes.
5113	* config/m68k/predicates.md (addq_subq_operand): New predicate.
5114	(equality_comparison_operator): Likewise.
5115
51162016-11-18  Richard Sandiford  <richard.sandiford@arm.com>
5117
5118	* rtlanal.c (load_extend_op): Move to...
5119	* rtl.h: ...here and make inline.
5120
51212016-11-18  Terry Guo  <terry.guo@arm.com>
5122	    Thomas Preud'homme  <thomas.preudhomme@arm.com>
5123
5124	* common/config/arm/arm-common.c (arm_target_thumb_only): New function.
5125	* config/arm/arm-opts.h: Include arm-flags.h.
5126	(struct arm_arch_core_flag): Define.
5127	(arm_arch_core_flags): Define.
5128	* config/arm/arm-protos.h: Include arm-flags.h
5129	(FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
5130	FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
5131	FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
5132	FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
5133	FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
5134	FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
5135	FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
5136	FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
5137	FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
5138	FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
5139	FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
5140	FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
5141	FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
5142	FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
5143	ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
5144	ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
5145	ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
5146	ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
5147	ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
5148	ARM_FSET_CPU_SUBSET): Move to ...
5149	* config/arm/arm-flags.h: This new file.
5150	* config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
5151	(EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
5152	(TARGET_MODE_SPECS): Define.
5153	(DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
5154
51552016-11-18  Thomas Preud'homme  <thomas.preudhomme@arm.com>
5156
5157	* config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
5158	FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
5159	FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
5160	FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
5161	FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
5162	FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
5163	FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
5164	missing and make value unsigned.
5165	(arm_feature_set): Use unsigned entries instead of unsigned long.
5166
51672016-11-18  Dominik Vogt  <vogt@linux.vnet.ibm.com>
5168
5169	Re-apply after PR bootstrap/77359 is fixed:
5170	2016-08-23  Dominik Vogt  <vogt@linux.vnet.ibm.com>
5171
5172	* explow.c (get_dynamic_stack_size): Take known alignment of stack
5173	pointer + STACK_DYNAMIC_OFFSET into account when calculating the
5174	size needed.
5175
51762016-11-18  Dominik Vogt  <vogt@linux.vnet.ibm.com>
5177
5178	PR bootstrap/77359
5179	* config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
5180	variables in functions calling alloca.  Also update the ASCII
5181	drawings.
5182	* config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
5183	(STACK_DYNAMIC_OFFSET): Likewise.
5184	* config/rs6000/aix.h (STARTING_FRAME_OFFSET)
5185	(STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
5186	macros to aix.h.
5187
51882016-11-18  Richard Sandiford  <richard.sandiford@arm.com>
5189	    Alan Hayward  <alan.hayward@arm.com>
5190	    David Sherwood  <david.sherwood@arm.com>
5191
5192	* combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
5193	* dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
5194	(add_const_value_attribute): Likewise.
5195	* explow.c (plus_constant): Likewise.
5196	* expmed.c (expand_mult, make_tree): Likewise.
5197	* expr.c (convert_modes): Likewise.
5198	* loop-doloop.c (doloop_optimize): Likewise.
5199	* postreload.c (reload_cse_simplify_set): Likewise.
5200	* simplify-rtx.c (simplify_const_unary_operation): Likewise
5201	(simplify_binary_operation_1, simplify_const_binary_operation):
5202	Likewise.
5203	(simplify_const_relational_operation, simplify_immed_subreg): Likewise.
5204	* wide-int.h: Update documentation to recommend rtx_mode_t
5205	instead of std::make_pair.
5206
52072016-11-18  Richard Sandiford  <richard.sandiford@arm.com>
5208	    Alan Hayward  <alan.hayward@arm.com>
5209	    David Sherwood  <david.sherwood@arm.com>
5210
5211	* tree.h (SET_DECL_MODE): New macro.
5212	* cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
5213	(expand_gimple_basic_block): Likewise.
5214	* function.c (split_complex_args): Likeise.
5215	* ipa-prop.c (ipa_modify_call_arguments): Likewise.
5216	* omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
5217	* stor-layout.c (layout_decl, relayout_decl): Likewise.
5218	(finish_bitfield_representative): Likewise.
5219	* tree.c (make_node_stat): Likewise.
5220	* tree-inline.c (remap_ssa_name): Likewise.
5221	(tree_function_versioning): Likewise.
5222	* tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
5223	* tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
5224	* tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
5225	* tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
5226	* tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
5227	* tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
5228	* varasm.c (make_debug_expr_from_rtl): Likewise.
5229
52302016-11-18  Segher Boessenkool  <segher@kernel.crashing.org>
5231
5232	PR rtl-optimization/71785
5233	* bb-reorder.c (maybe_duplicate_computed_goto): New function.
5234	(duplicate_computed_gotos): New function.
5235	(pass_duplicate_computed_gotos::execute): Rewrite.
5236
52372016-11-17  Jeff Law  <law@redhat.com>
5238
5239	PR target/47192
5240	* config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
5241	barrier prior to deallocating the stack.
5242
52432016-11-17  Andrew Burgess  <andrew.burgess@embecosm.com>
5244
5245	* config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
5246	to make better use of cmem loads in the case where a single bit is
5247	being accessed.
5248	* config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
5249
52502016-11-17  Andrew Senkevich <andrew.senkevich@intel.com>
5251
5252	* config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
5253	F_AVX5124FMAPS.
5254	(isa_names_table): Handle new features.
5255
52562016-11-17  Kirill Yukhin  <kirill.yukhin@gmail.com>
5257	    Andrew Senkevich <andrew.senkevich@intel.com>
5258
5259	* common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
5260	OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
5261	OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
5262	(ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
5263	* config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
5264	* config/i386/avx5124fmapsintrin.h: New file.
5265	* config/i386/avx5124vnniwintrin.h: Ditto.
5266	* config/i386/constraints.md (h): New constraint.
5267	* config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
5268	* config/i386/driver-i386.c (host_detect_local_cpu):
5269	Detect avx5124fmaps, avx5124vnniw.
5270	* config/i386/i386-builtin-types.def: Add types
5271	V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
5272	V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
5273	V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
5274	V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
5275	V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
5276	V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
5277	* config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
5278	__builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
5279	__builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
5280	__builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
5281	__builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
5282	__builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
5283	__builtin_ia32_vp4dpwssds_mask): New.
5284	* config/i386/i386-c.c (ix86_target_macros_internal):
5285	Define __AVX5124FMAPS__, __AVX5124VNNIW__.
5286	* config/i386/i386-modes.def: Fixed comment typos, added new
5287	modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
5288	* config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
5289	-mavx5124vnniw.
5290	(PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
5291	(ix86_option_override_internal): Handle new options.
5292	(ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
5293	avx5124vnniw.
5294	(ix86_expand_builtin): Handle new builtins.
5295	(ix86_additional_allocno_class_p): New.
5296	* config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
5297	TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
5298	(reg_class): Add MOD4_SSE_REGS.
5299	(MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
5300	* config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
5301	* config/i386/immintrin.h: Include avx5124fmapsintrin.h,
5302	avx5124vnniwintrin.h.
5303	* config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
5304	UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
5305	(define_mode_iterator IMOD4): New.
5306	(define_mode_attr imod4_narrow): Ditto.
5307	(define_insn "mov<mode>"): Ditto.
5308	(define_insn "avx5124fmaddps_4fmaddps"): Ditto.
5309	(define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
5310	(define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
5311	(define_insn "avx5124fmaddps_4fmaddss"): Ditto.
5312	(define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
5313	(define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
5314	(define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
5315	(define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
5316	(define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
5317	(define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
5318	(define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
5319	(define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
5320	(define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
5321	(define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
5322	(define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
5323	(define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
5324	(define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
5325	(define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
5326	* init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
5327	* genmodes.c (mode_size_inline): Extend return type.
5328	* machmode.h (mode_size, mode_base_align): Extend type.
5329
53302016-11-17  Michael Meissner  <meissner@linux.vnet.ibm.com>
5331
5332	PR target/78101
5333	* config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
5334	the appropriate checks for SFmode/DFmode load/stores in GPR
5335	registers.
5336	(fusion_addis_mem_combo_store): Likewise.
5337	* config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
5338	fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
5339	d-form instructions for traditional Altivec registers.
5340	(emit_fusion_p9_load): Likewise.
5341	(emit_fusion_p9_store): Likewise.
5342	* config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
5343	early clobber from scratch register.  Do not match if the register
5344	being stored is the scratch register.
5345	(fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
5346	to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
5347	instructions for traditional Altivec registers.
5348	(fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
5349	(fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
5350	(fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
5351
53522016-11-17  Thomas Preud'homme  <thomas.preudhomme@arm.com>
5353
5354	PR target/77933
5355	* config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
5356	being live in the function and lr needing to be saved.  Distinguish
5357	between already saved pushable registers and registers to push.
5358	Check for LR being an available pushable register.
5359
53602016-11-17  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
5361
5362	* config/i386/i386.md (cmpstrnsi): New test to bail out if neither
5363	string input is a string constant.
5364	* builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
5365	via cmpstrnsi even if neither string is constant.
5366
53672016-11-17  Jakub Jelinek  <jakub@redhat.com>
5368
5369	PR middle-end/78201
5370	* varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
5371	Don't test decl != NULL.  Don't look at DECL_SIZE, but DECL_SIZE_UNIT
5372	instead, return false if it is NULL, or doesn't fit into uhwi, or
5373	is larger or equal to targetm.max_anchor_offset.
5374
53752016-11-17  Pip Cet  <pipcet@gmail.com>
5376	    Eric Botcazou  <ebotcazou@adacore.com>
5377
5378	PR rtl-optimization/78355
5379	* doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
5380	needs to deal with unaligned accesses.
5381	* doc/tm.texi: Regenerate.
5382	* lra-constraints.c (simplify_operand_subreg): Only invoke
5383	SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
5384
53852016-11-17  David Malcolm  <dmalcolm@redhat.com>
5386
5387	* input.c (selftest::test_lexer_string_locations_long_line): New
5388	function.
5389	(selftest::test_lexer_string_locations_raw_string_multiline): New
5390	function.
5391	(selftest::input_c_tests): Call the new functions, via
5392	for_each_line_table_case.
5393
53942016-11-17  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
5395
5396	* config/aarch64/aarch64.md (mov<mode>): Call
5397	aarch64_split_dimode_const_store on DImode constant stores.
5398	* config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
5399	New prototype.
5400	* config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
5401	function.
5402
54032016-11-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
5404	    Richard Biener  <rguenther@suse.de>
5405
5406	PR tree-optimization/77848
5407	* tree-if-conv.c (tree_if_conversion): Always version loops unless
5408	the user specified -ftree-loop-if-convert.
5409
54102016-11-17  Bernd Edlinger  <bernd.edlinger@hotmail.de>
5411
5412	PR target/77308
5413	* config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
5414	*thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
5415	*thumb2_strd_base_neg): Recognize insn regardless of
5416	current_tune->prefer_ldrd_strd.
5417	* config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
5418	whenever possible.
5419
54202016-11-17  Claudiu Zissulescu  <claziss@synopsys.com>
5421
5422	* config/arc/arc.c (arc_ccfsm_post_advance): Handle return
5423	instruction type.
5424
54252016-11-17  Claudiu Zissulescu  <claziss@synopsys.com>
5426
5427	* config/arc/arc-arches.def: Add FPX quarkse instruction as valid
5428	for arcem.
5429	* config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
5430	* config/arc/arc-cpus.def (quarkse_em): Add.
5431	* config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
5432	* config/arc/arc-opts.h (FPX_QK): Define.
5433	* config/arc/arc-tables.opt: Regenerate.
5434	* config/arc/arc.c (gen_compare_reg): Change.
5435	(arc_register_move_cost): Avoid Dy,Dx moves.
5436	* config/arc/arc.h (TARGET_HARD_FLOAT): Change.
5437	(TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
5438	* config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
5439	New expands.
5440	* config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
5441	(fix_truncsfsi2_fpu): Rename.
5442	* config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
5443	(cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
5444	(fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
5445	* config/arc/t-multilib: Regenerate.
5446
54472016-11-17  Georg-Johann Lay  <avr@gjlay.de>
5448
5449	* config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
5450	appropriate.
5451	(ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
5452	(ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
5453	(avr_rtx_costs_1, extra_constraint_Q): Same.
5454	(avr_address_cost): Use SUBREG_P if possible.
5455
54562016-11-17  Richard Biener  <rguenther@suse.de>
5457
5458	PR middle-end/78383
5459	* tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
5460	non-local goto into CFG.
5461
54622016-11-17  Richard Biener  <rguenther@suse.de>
5463
5464	* common.opt (ftree-loop-if-convert-stores): Mark as preserved for
5465	backward compatibility.
5466	* doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
5467	* tree-if-conv.c (pass_if_conversion::gate): Do not test
5468	flag_tree_loop_if_convert_stores.
5469	(pass_if_conversion::execute): Likewise.
5470
54712016-11-17  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
5472
5473	* config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
5474	const_double code before calling aarch64_float_const_zero_rtx_p.
5475
54762016-11-17  Richard Biener  <rguenther@suse.de>
5477
5478	PR tree-optimization/78306
5479	* ipa-inline-analysis.c (initialize_inline_failed): Do not
5480	inhibit inlining if function calls cilk_spawn.
5481	(can_inline_edge_p): Likewise.
5482
54832016-11-17  Richard Biener  <rguenther@suse.de>
5484
5485	PR middle-end/78305
5486	* fold-const.c (negate_expr_p): Fix multiplication case.
5487
54882016-11-17  Chung-Lin Tang  <cltang@codesourcery.com>
5489
5490	PR target/78357
5491	* config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
5492	condition.
5493	(TARGET_INIT_LIBFUNCS): Delete definition and...
5494	* config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
5495	comments.
5496
54972016-11-17  Krister Walfridsson  <krister.walfridsson@gmail.com>
5498
5499	* config/netbsd-stdint.h: New.
5500	* config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
5501	(x86_64-*-netbsd*): Likewise.
5502
55032016-11-16  Andrew PInski  <apinski@cavium.com>
5504
5505	* config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
5506	* config/aarch64/aarch64.c (aarch64_rtx_costs): Use
5507	flag_aarch64_verbose_cost instead of checking for details dump.
5508	(aarch64_rtx_costs_wrapper): Likewise.
5509
55102016-11-16  Jakub Jelinek  <jakub@redhat.com>
5511
5512	PR rtl-optimization/78378
5513	* combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
5514	inner only if pos is 0.  Fix up formatting.
5515
55162016-11-17  Alan Modra  <amodra@gmail.com>
5517
5518	PR rtl-optimization/78325
5519	PR rtl-optimization/70890
5520	* ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
5521	for dead regno.
5522
55232016-11-16  Jason Merrill  <jason@redhat.com>
5524
5525	* rtl.h: Declare gt_ggc_mx and gt_pch_nx.
5526
55272016-11-16  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
5528	    Richard Biener  <rguenther@suse.de>
5529
5530	PR tree-optimization/77848
5531	* tree-if-conv.c (version_loop_for_if_conversion): When versioning
5532	an outer loop, only save basic block aux information for the inner
5533	loop.
5534	(versionable_outer_loop_p): New function.
5535	(tree_if_conversion): Version the outer loop instead of the inner
5536	one if the pattern will be recognized for outer-loop
5537	vectorization.
5538
55392016-11-16  Andrew Burgess  <andrew.burgess@embecosm.com>
5540
5541	* gcc/bb-reorder.c: Remove 'toplev.h' include.
5542	(pass_partition_blocks::gate): No longer check
5543	user_defined_section_attribute, instead check the function decl
5544	for a section attribute.
5545	* gcc/c-family/c-attribs.c (handle_section_attribute): No longer
5546	set user_defined_section_attribute.
5547	* gcc/final.c (rest_of_handle_final): Likewise.
5548	* gcc/toplev.c: Remove definition of user_defined_section_attribute.
5549	* gcc/toplev.h: Remove declaration of
5550	user_defined_section_attribute.
5551
55522016-11-16  Maciej W. Rozycki  <macro@imgtec.com>
5553
5554	* config/mips/mips.md (casesi_internal_mips16_<mode>):
5555	Explicitly switch between JR and JRC for the table jump.  Adjust
5556	instruction count.
5557
55582016-11-16  Maciej W. Rozycki  <macro@imgtec.com>
5559
5560	* config/mips/mips.md (casesi_internal_mips16_<mode>): Set
5561	`insn_count' to 11 rather than 16.
5562
55632016-11-16  Maciej W. Rozycki  <macro@imgtec.com>
5564
5565	* config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
5566	`ltu' rather than `leu' operation in the RTL pattern
5567
55682016-11-16  Maciej W. Rozycki  <macro@imgtec.com>
5569
5570	* config/mips/mips.md (casesi_internal_mips16_<mode>): Add
5571	missing <d> instruction prefixes throughout.  Correct
5572	formatting.
5573
55742016-11-16  Maciej W. Rozycki  <macro@imgtec.com>
5575
5576	* config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
5577	rather than R_MIPS_JALR relocation in microMIPS code.  Do not
5578	cancel short delay slots in PIC call relaxation.
5579
55802016-11-16  Thomas Preud'homme  <thomas.preudhomme@arm.com>
5581
5582	* config/arm/arm.md (arm_addsi3): Add alternative for addition of
5583	general register with general register or ARM constant into SP
5584	register.
5585
55862016-11-16  Jakub Jelinek  <jakub@redhat.com>
5587
5588	PR fortran/78299
5589	* omp-low.c (expand_omp_for_static_nochunk): Don't assert
5590	that loop->header == body_bb if broken_loop.
5591
55922015-11-16  Wilco Dijkstra  <wdijkstr@arm.com>
5593
5594	* tree-ssa-math-opts.c (bswap_replace): Remove test
5595	of SLOW_UNALIGNED_ACCESS.
5596
55972016-11-16  Alexander Monakov  <amonakov@ispras.ru>
5598
5599	* config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
5600	is selected.  Pass -mgomp to offload compiler in OpenMP case.
5601	* config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
5602	declaration from nvptx.c.
5603	(nvptx_gen_shuffle): Declare.
5604	(nvptx_output_set_softstack): Declare.
5605	* config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
5606	(need_softstack_decl): New variable.
5607	(need_unisimt_decl): New variable.
5608	(diagnose_openacc_conflict): New.  Use it...
5609	(nvptx_option_override): ...here.  Handle TARGET_GOMP.
5610	(nvptx_encode_section_info): Handle "shared" attribute.
5611	(write_as_kernel): Restrict to OpenACC target regions.
5612	(init_softstack_frame): New.
5613	(nvptx_init_unisimt_predicate): New.
5614	(write_omp_entry): New.  Use it...
5615	(nvptx_declare_function_name): ...here to emit OpenMP target region
5616	entrypoints.  Handle TARGET_SOFT_STACK.  Call
5617	nvptx_init_unisimt_predicate.
5618	(nvptx_output_set_softstack): New.
5619	(nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
5620	(nvptx_gen_shuffle): Export.
5621	(nvptx_output_call_insn): Handle COND_EXEC patterns.  Emit instruction
5622	predicate.
5623	(nvptx_print_operand): Fix handling of instruction predicates.
5624	(nvptx_get_unisimt_master): New helper function.
5625	(nvptx_get_unisimt_predicate): Ditto.
5626	(nvptx_call_insn_is_syscall_p): Ditto.
5627	(nvptx_unisimt_handle_set): Ditto.
5628	(nvptx_reorg_uniform_simt): New.  Transform code for -muniform-simt.
5629	(nvptx_reorg): Call nvptx_reorg_uniform_simt.
5630	(nvptx_handle_shared_attribute): New.  Use it...
5631	(nvptx_attribute_table): ... here (new entry).
5632	(nvptx_record_offload_symbol): Handle NULL attributes.
5633	(nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
5634	(nvptx_simt_vf): New.
5635	(TARGET_SIMT_VF): Define.
5636	* config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
5637	__nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
5638	-muniform-simt option is active.
5639	(STACK_SIZE_MODE): Define.
5640	(FIXED_REGISTERS): Adjust.
5641	(SOFTSTACK_SLOT_REGNUM): New.
5642	(SOFTSTACK_PREV_REGNUM): New.
5643	(REGISTER_NAMES): Adjust.
5644	(struct machine_function): New fields.
5645	* config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
5646	(UNSPEC_VOTE_BALLOT): Ditto.
5647	(UNSPEC_LANEID): Ditto.
5648	(UNSPECV_NOUNROLL): Ditto.
5649	(atomic): New attribute.
5650	(predicable): New attribute.  Generate predicated forms via
5651	define_cond_exec.
5652	(br_true): Mark as not predicable.
5653	(br_false): Ditto.
5654	(br_true_uni): Ditto.
5655	(br_false_uni): Ditto.
5656	(return): Ditto.
5657	(trap_if_true): Ditto.
5658	(trap_if_false): Ditto.
5659	(nvptx_fork): Ditto.
5660	(nvptx_forked): Ditto.
5661	(nvptx_joining): Ditto.
5662	(nvptx_join): Ditto.
5663	(nvptx_barsync): Ditto.
5664	(epilogue): Emit stack restore if TARGET_SOFT_STACK.
5665	(allocate_stack): Implement for TARGET_SOFT_STACK.  Remove unused code.
5666	(allocate_stack_<mode>): Remove unused pattern.
5667	(set_softstack_insn): New pattern.
5668	(restore_stack_block): Handle for TARGET_SOFT_STACK.
5669	(nvptx_vote_ballot): New pattern.
5670	(omp_simt_lane): Ditto.
5671	(omp_simt_last_lane): Ditto.
5672	(omp_simt_ordered): Ditto.
5673	(omp_simt_vote_any): Ditto.
5674	(omp_simt_xchg_bfly): Ditto.
5675	(omp_simt_xchg_idx): Ditto.
5676	(nvptx_nounroll): Ditto.
5677	(atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
5678	(atomic_exchange<mode>): Ditto.
5679	(atomic_fetch_add<mode>): Ditto.
5680	(atomic_fetch_addsf): Ditto.
5681	(atomic_fetch_<logic><mode>): Ditto.
5682	* config/nvptx/nvptx.opt (msoft-stack): New option.
5683	(muniform-simt): Ditto.
5684	(mgomp): Ditto.
5685	* config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
5686	* doc/extend.texi (Nvidia PTX Variable Attributes): New section.
5687	* doc/invoke.texi (msoft-stack): Document.
5688	(muniform-simt): Document
5689	(mgomp): Document.
5690	* doc/tm.texi: Regenerate.
5691	* doc/tm.texi.in (TARGET_SIMT_VF): New hook.
5692	* target.def: Define it.
5693	* target-insns.def (omp_simt_lane): New.
5694	(omp_simt_last_lane): New.
5695	(omp_simt_ordered): New.
5696	(omp_simt_vote_any): New.
5697	(omp_simt_xchg_bfly): New.
5698	(omp_simt_xchg_idx): New.
5699
57002016-11-16  Maciej W. Rozycki  <macro@imgtec.com>
5701
5702	* config/mips/mips-protos.h (mips_set_text_contents_type): New
5703	prototype.
5704	* config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
5705	(ASM_OUTPUT_CASE_END): Likewise.
5706	* config/mips/mips.c (mips_set_text_contents_type): New function.
5707	(mips16_emit_constants): Record the pool's initial label number
5708	with the `consttable' insn.  Emit a `consttable_end' insn at the end.
5709	(mips_final_prescan_insn): Call `mips_set_text_contents_type'
5710	for `consttable' insns.
5711	(mips_final_postscan_insn): Call `mips_set_text_contents_type'
5712	for `consttable_end' insns.
5713	* config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
5714	(consttable): Add operand.
5715	(consttable_end): New insn.
5716
57172016-11-16  Yuri Rumyantsev  <ysrumyan@gmail.com>
5718
5719	* params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
5720	* tree-if-conv.c (tree_if_conversion): Make public.
5721	* * tree-if-conv.h: New file.
5722	* tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
5723	dynamic alias checks for epilogues.
5724	* tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
5725	* tree-vect-loop.c: include tree-if-conv.h.
5726	(new_loop_vec_info): Add zeroing orig_loop_info field.
5727	(vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
5728	(vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
5729	if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
5730	using passed argument.
5731	(vect_transform_loop): Check if created epilogue should be returned
5732	for further vectorization with less vf.  If-convert epilogue if
5733	required. Print vectorization success for epilogue.
5734	* tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
5735	if it is required, pass loop_vinfo produced during vectorization of
5736	loop body to vect_analyze_loop.
5737	* tree-vectorizer.h (struct _loop_vec_info): Add new field
5738	orig_loop_info.
5739	(LOOP_VINFO_ORIG_LOOP_INFO): New.
5740	(LOOP_VINFO_EPILOGUE_P): New.
5741	(LOOP_VINFO_ORIG_VECT_FACTOR): New.
5742	(vect_do_peeling): Change prototype to return epilogue.
5743	(vect_analyze_loop): Add argument of loop_vec_info type.
5744	(vect_transform_loop): Return created loop.
5745
57462016-11-16  Segher Boessenkool  <segher@kernel.crashing.org>
5747
5748	* config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
5749	component as used also if LR_REGNO is a live input to the bb.
5750	* df-scan.c (df_get_entry_block_def_set): Return immediately after
5751	clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
5752	(df_get_exit_block_use_set): Ditto.
5753	* df.h (df_scan_flags): New enum.
5754	* shrink-wrap.c (try_shrink_wrapping_separate): Set
5755	DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
5756	df_update_entry_block_defs and df_update_exit_block_uses
5757	at the start; clear the flag and call those functions at the end.
5758
57592016-11-16  Richard Sandiford  <richard.sandiford@arm.com>
5760	    Alan Hayward  <alan.hayward@arm.com>
5761	    David Sherwood  <david.sherwood@arm.com>
5762
5763	* tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
5764	nb_iterations to the number of latch iterations rather than the
5765	number of loop iterations.
5766
57672016-11-16  Richard Sandiford  <richard.sandiford@arm.com>
5768	    Alan Hayward  <alan.hayward@arm.com>
5769	    David Sherwood  <david.sherwood@arm.com>
5770
5771	* combine.c (maybe_swap_commutative_operands): New function.
5772	(combine_simplify_rtx): Use it.
5773	(change_zero_ext): Likewise.
5774	(make_compound_operation_int): New function, split out of...
5775	(make_compound_operation): ...here.  Use
5776	maybe_swap_commutative_operands for both.
5777
57782016-11-16  Richard Earnshaw  <rearnsha@arm.com>
5779
5780	* arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
5781	(neon-vfpv3): New FPU, currently an alias for 'neon'.
5782	* arm/arm-tables.opt: Regenerated.
5783	* arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
5784	neon-vfpv3.
5785	* doc/invoke.texi (ARM: -mfpu): Document new options.  Note that 'vfp'
5786	and 'neon' are aliases for specific implementations.
5787
57882016-11-16  Richard Sandiford  <richard.sandiford@arm.com>
5789	    Alan Hayward  <alan.hayward@arm.com>
5790	    David Sherwood  <david.sherwood@arm.com>
5791
5792	* optabs.c (vector_compare_rtx): Add a cmp_mode parameter
5793	and use it in the final call to gen_rtx_fmt_ee.
5794	(expand_vec_cond_expr): Update accordingly.
5795	(expand_vec_cmp_expr): Likewise.
5796
57972016-11-16  Richard Sandiford  <richard.sandiford@arm.com>
5798	    Alan Hayward  <alan.hayward@arm.com>
5799	    David Sherwood  <david.sherwood@arm.com>
5800
5801	* cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
5802
58032016-11-16  Richard Biener  <rguenther@suse.de>
5804
5805	PR middle-end/78333
5806	* gimplify.c (gimplify_function_tree): Do not instrument
5807	GNU extern inline functions.
5808
58092016-11-16  Martin Liska  <mliska@suse.cz>
5810
5811	PR sanitizer/78270
5812	* gimplify.c (gimplify_switch_expr): Always save previous
5813	gimplify_ctxp->live_switch_vars.
5814
58152016-11-16  Andrew Burgess  <andrew.burgess@embecosm.com>
5816
5817	* config/arc/arc.md (movb peephole2): New peephole2 to merge two
5818	zero_extract operations to allow a movb to occur.
5819	* testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
5820	* testsuite/gcc.target/arc/movb-2.c: Likewise.
5821	* testsuite/gcc.target/arc/movb-5.c: Likewise.
5822	* testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
5823	little endian arc.
5824
58252016-11-16  Richard Sandiford  <richard.sandiford@arm.com>
5826	    Alan Hayward  <alan.hayward@arm.com>
5827	    David Sherwood  <david.sherwood@arm.com>
5828
5829	* expr.c (emit_group_load_1): Tighten check for whether an
5830	access involves only one operand of a CONCAT.  Use extract_bit_field
5831	for constants if the bit range does span the whole operand.
5832
58332016-11-16  Richard Sandiford  <richard.sandiford@arm.com>
5834	    Alan Hayward  <alan.hayward@arm.com>
5835	    David Sherwood  <david.sherwood@arm.com>
5836
5837	* rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
5838
58392016-11-16  Richard Sandiford  <richard.sandiford@arm.com>
5840	    Alan Hayward  <alan.hayward@arm.com>
5841	    David Sherwood  <david.sherwood@arm.com>
5842
5843	* tree-vect-loop.c (vect_transform_loop): Protect the updates of
5844	all three iteration counts with an any_* test.  Use a single update
5845	for each count.  Fix the calculation of nb_iterations_estimate.
5846
58472016-11-16  Richard Sandiford  <richard.sandiford@arm.com>
5848
5849	* config/pdp11/pdp11.c: Include dbxout.h.
5850
58512016-11-16  Richard Sandiford  <richard.sandiford@arm.com>
5852
5853	* config/arc/arc.c (arc_loop_hazard): Add missing brackets.
5854
58552016-11-16  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
5856
5857	PR target/78364
5858	* config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
5859	proper ranges for an SBFX instruction.
5860	(extzv_t2): Likewise for UBFX.
5861
58622016-11-16  Richard Biener  <rguenther@suse.de>
5863
5864	PR tree-optimization/78348
5865	* tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
5866	(generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
5867	(classify_partition): Set PKIND_MEMCPY if dependence analysis
5868	revealed no dependency, PKIND_MEMMOVE otherwise.
5869
58702016-11-16  Jakub Jelinek  <jakub@redhat.com>
5871
5872	PR sanitizer/77823
5873	* ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
5874	it points to non-NULL tree, use it instead of ubsan_create_data.
5875	(instrument_si_overflow): Handle vector signed integer overflow
5876	checking.
5877	* ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
5878	* tree-vrp.c (simplify_internal_call_using_ranges): Punt for
5879	vector IFN_UBSAN_CHECK_*.
5880	* internal-fn.c (expand_addsub_overflow): Add DATAP argument,
5881	pass it through to ubsan_build_overflow_builtin.
5882	(expand_neg_overflow, expand_mul_overflow): Likewise.
5883	(expand_vector_ubsan_overflow): New function.
5884	(expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
5885	expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
5886	(expand_arith_overflow): Adjust expand_*_overflow callers.
5887
58882016-11-16  Matthias Klose  <doko@ubuntu.com>
5889
5890	* doc/install.texi: Remove references to java/libjava.
5891
58922016-11-16  Kugan Vivekanandarajah  <kuganv@linaro.org>
5893
5894	* tree-ssa-coalesce.c (register_default_def): Remove
5895	register_ssa_partition.
5896	(create_outofssa_var_map): Likewise.
5897	* tree-ssa-live.c (register_ssa_partition_check): Remove.
5898	* tree-ssa-live.h (register_ssa_partition): Likewise.
5899
59002016-11-15  Bernd Edlinger  <bernd.edlinger@hotmail.de>
5901
5902	* genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
5903	Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
5904	Use DEF_ATTR_STRING for string arguments.  Use RTL_HASH for
5905	integer arguments.  Only set ATTR_PERMANENT_P on newly hashed
5906	rtx when all sub-rtx are also permanent.
5907	(attr_eq): Simplify.
5908	(attr_copy_rtx): Remove.
5909	(make_canonical, get_attr_value): Use attr_equal_p.
5910	(copy_boolean): Rehash NOT.
5911	(simplify_test_exp_in_temp,
5912	optimize_attrs): Remove call to attr_copy_rtx.
5913	(attr_alt_intersection, attr_alt_union,
5914	attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
5915	(make_automaton_attrs): Use attr_eq.
5916
59172016-11-15  Matthias Klose  <doko@ubuntu.com>
5918
5919	* doc/install.texi: Remove references to java/libjava.
5920	* doc/sourcebuild.texi: Likewise.
5921	* doc/invoke.texi: Likewise.
5922	* doc/standards.texi: Likewise.
5923
59242016-11-15  Richard Sandiford  <richard.sandiford@arm.com>
5925	    Alan Hayward  <alan.hayward@arm.com>
5926	    David Sherwood  <david.sherwood@arm.com>
5927
5928	* config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
5929	of VOIDmode.
5930	* config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5931	* config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5932	* config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5933	* config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5934	* config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5935	* config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5936	* config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5937
59382016-11-15  Richard Sandiford  <richard.sandiford@arm.com>
5939	    Alan Hayward  <alan.hayward@arm.com>
5940	    David Sherwood  <david.sherwood@arm.com>
5941
5942	* dce.c (check_argument_store): Pass the size instead of
5943	the memory reference.
5944	(find_call_stack_args): Pass MEM_SIZE to check_argument_store.
5945
59462016-11-15  Richard Sandiford  <richard.sandiford@arm.com>
5947	    Alan Hayward  <alan.hayward@arm.com>
5948	    David Sherwood  <david.sherwood@arm.com>
5949
5950	* alias.c (canon_rtx): Use simplify_gen_binary.
5951
59522016-11-15  Richard Sandiford  <richard.sandiford@arm.com>
5953	    Alan Hayward  <alan.hayward@arm.com>
5954	    David Sherwood  <david.sherwood@arm.com>
5955
5956	* rtl.h (load_extend_op): Declare.
5957	* rtlanal.c (load_extend_op): New function.
5958	(nonzero_bits1): Use it.
5959	(num_sign_bit_copies1): Likewise.
5960	* cse.c (cse_insn): Likewise.
5961	* fold-const.c (fold_single_bit_test): Likewise.
5962	(fold_unary_loc): Likewise.
5963	* fwprop.c (free_load_extend): Likewise.
5964	* postreload.c (reload_cse_simplify_set): Likewise.
5965	(reload_cse_simplify_operands): Likewise.
5966	* combine.c (try_combine): Likewise.
5967	(simplify_set): Likewise.  Remove redundant SUBREG_BYTE and
5968	subreg_lowpart_p checks.
5969
59702016-11-15  Richard Sandiford  <richard.sandiford@arm.com>
5971	    Alan Hayward  <alan.hayward@arm.com>
5972	    David Sherwood  <david.sherwood@arm.com>
5973
5974	* combine.c (simplify_shift_const_1): Use the number of bits
5975	in the inner mode to determine the range of the shift.
5976	When handling shifts of vectors, skip any rules that apply
5977	only to scalars.
5978
59792016-11-15  Richard Sandiford  <richard.sandiford@arm.com>
5980	    Alan Hayward  <alan.hayward@arm.com>
5981	    David Sherwood  <david.sherwood@arm.com>
5982
5983	* rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
5984	handling VOIDmode.
5985
59862016-11-15  Matthias Klose  <doko@ubuntu.com>
5987
5988	* doc/install.texi: Remove references to gcj/libjava.
5989	* doc/invoke.texi: Likewise.
5990
59912016-11-15  Jeff Law  <law@redhat.com>
5992
5993	* tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
5994	parameter.  Callers changed.
5995	(check-subpath_and_update_thread_path): Extracted from
5996	fsm_find_control_statement_thread_paths.
5997	(handle_phi, handle_assignment, handle_assignment_p): Likewise.
5998	(handle_phi, handle_assignment): Allow any constant node, not
5999	just INTEGER_CST.
6000
60012016-11-15  Claudiu Zissulescu  <claziss@synopsys.com>
6002
6003	* config/arc/arc-arch.h: New file.
6004	* config/arc/arc-arches.def: Likewise.
6005	* config/arc/arc-cpus.def: Likewise.
6006	* config/arc/arc-options.def: Likewise.
6007	* config/arc/t-multilib: Likewise.
6008	* config/arc/genmultilib.awk: Likewise.
6009	* config/arc/genoptions.awk: Likewise.
6010	* config/arc/arc-tables.opt: Likewise.
6011	* config/arc/driver-arc.c: Likewise.
6012	* testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
6013	* common/config/arc/arc-common.c (arc_handle_option): Trace
6014	toggled options.
6015	* config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
6016	options; check for supported cpu against arc-cpus.def file.
6017	(arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
6018	TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
6019	* config/arc/arc-c.def: Add emacs local variables.
6020	* config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
6021	(FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
6022	(FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
6023	(FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
6024	(DEFAULT_arc_fpu_build): Define.
6025	(DEFAULT_arc_mpy_option): Define.
6026	* config/arc/arc-protos.h (arc_init): Delete.
6027	* config/arc/arc.c (arc_cpu_name): New variable.
6028	(arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
6029	(arc_arc700, arc_arc600, arc_arc601): New variable.
6030	(arc_init): Add static; remove selection of default tune value,
6031	cleanup obsolete error messages.
6032	(arc_override_options): Make use of .def files for selecting the
6033	right cpu and option configurations.
6034	* config/arc/arc.h (stdbool.h): Include.
6035	(TARGET_CPU_DEFAULT): Define.
6036	(CPP_SPEC): Remove mcpu=NPS400 handling.
6037	(arc_cpu_to_as): Declare.
6038	(EXTRA_SPEC_FUNCTIONS): Define.
6039	(OPTION_DEFAULT_SPECS): Likewise.
6040	(ASM_DEFAULT): Remove.
6041	(ASM_SPEC): Use arc_cpu_to_as.
6042	(DRIVER_SELF_SPECS): Remove deprecated options.
6043	(arc_base_cpu):	Declare.
6044	(TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
6045	(TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
6046	variable.
6047	(MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
6048	* config/arc/arc.md (attr_cpu): Remove.
6049	* config/arc/arc.opt (mno-mpy): Deprecate.
6050	(mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
6051	(mcpu=ARCHS): Remove.
6052	(mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
6053	Deprecate.
6054	(mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
6055	(arc_fpu): Use new defines.
6056	(mpy-option): Change to use numeric or string like inputs.
6057	* config/arc/t-arc (driver-arc.o): New target.
6058	(arc-cpus, t-multilib, arc-tables.opt): Likewise.
6059	* config/arc/t-arc-newlib: Delete.
6060	* config/arc/t-arc-uClibc: Renamed to t-uClibc.
6061	* doc/invoke.texi (ARC): Update arc options.
6062
60632016-11-15  Maciej W. Rozycki  <macro@imgtec.com>
6064
6065	* config/mips/mips.c (mips16_emit_constants): Emit `consttable'
6066	insn at the beginning of the constant pool.
6067	(mips_insert_insn_pseudos): New function.
6068	(mips_machine_reorg2): Call it.
6069	* config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
6070	UNSPEC_INSN_PSEUDO enum values.
6071	(insn_pseudo, consttable): New insns.
6072
60732016-11-15  Michael Matz  <matz@suse.de>
6074
6075	PR missed-optimization/77881
6076	* combine.c (simplify_comparison): Remove useless subregs
6077	also inside the loop, not just after it.
6078	(make_compound_operation): Recognize some subregs as being
6079	masking as well.
6080
60812016-11-15  Richard Sandiford  <richard.sandiford@arm.com>
6082	    Alan Hayward  <alan.hayward@arm.com>
6083	    David Sherwood  <david.sherwood@arm.com>
6084
6085	* dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
6086	GET_MODE_SIZE typo.
6087
60882016-11-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
6089
6090	* config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
6091	for using xxinsertw and vinsert{b,h} on ISA 3.0.
6092
6093	* config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
6094	(vsx_set_<mode>_p9): New insn to generate xxinsertw and
6095	vinsert{b,h} on ISA 3.0.
6096
60972016-11-14  Thomas Preud'homme  <thomas.preudhomme@arm.com>
6098
6099	* tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
6100	and cmpnop in two steps: first the ones not accessed in original gimple
6101	expression in a endian independent way and then the ones not accessed
6102	in the final result in an endian-specific way.
6103	(bswap_replace): Stop doing big endian adjustment.
6104
61052016-11-14  Uros Bizjak  <ubizjak@gmail.com>
6106
6107	* config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
6108	(*ashl<mode>3_doubleword): Ditto.
6109
61102016-11-14  Martin Liska  <mliska@suse.cz>
6111
6112	* tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
6113
61142016-11-14  Prasad Ghangal  <prasad.ghangal@gmail.com>
6115	    Richard Biener  <rguenther@suse.de>
6116
6117	* doc/invoke.texi (fgimple): Document.
6118	* dumpfile.h (TDF_GIMPLE): Add.
6119	* dumpfile.c (dump_options): Add gimple.
6120	* gimple-pretty-print.c (dump_gimple_switch): Adjust dump
6121	for TDF_GIMPLE.
6122	(dump_gimple_label): Likewise.
6123	(dump_gimple_phi): Likewise.
6124	(dump_gimple_bb_header): Likewise.
6125	(dump_phi_nodes): Likewise.
6126	(pp_cfg_jump): Likewise.  Pass in dump flags.
6127	(dump_implicit_edges): Adjust.
6128	* passes.c (pass_init_dump_file): Do not dump function header
6129	for TDF_GIMPLE.
6130	* tree-cfg.c (dump_function_to_file): Dump function return type
6131	and __GIMPLE keyword for TDF_GIMPLE.  Change guard for dumping
6132	GIMPLE stmts.
6133	* tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
6134	(dump_generic_node): Likewise.
6135	* function.h (struct function): Add pass_startwith member.
6136	* passes.c (execute_one_pass): Implement startwith.
6137	* tree-ssanames.c (make_ssa_name_fn): New argument, check for version
6138	and assign proper version for parsed ssa names.
6139	* tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
6140	* internal-fn.c (expand_PHI): New function.
6141	* internal-fn.h (expand_PHI): Declared here.
6142	* internal-fn.def: New defination for PHI.
6143	* tree-cfg.c (lower_phi_internal_fn): New function.
6144	(build_gimple_cfg): Call it.
6145	(verify_gimple_call): Condition for passing label as arg in internal
6146	function PHI.
6147	* tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
6148	present PHIs with arguments.
6149
61502016-11-14  Martin Liska  <mliska@suse.cz>
6151
6152	PR bootstrap/78069
6153	* common.opt: Add prefer-atomic as a new enum value for
6154	-fprofile-update.
6155	* coretypes.h: Likewise.
6156	* doc/invoke.texi: Document the new option value.
6157	* gcc.c: Replace atomic with prefer-atomic.  Remove warning.
6158	* tree-profile.c (tree_profiling): Select default value
6159	of -fprofile-update when 'prefer-atomic' is selected.
6160
61612016-11-14  Wilco Dijkstra  <wdijkstr@arm.com>
6162
6163	* config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
6164	(cortex_a57_alu_shift): ...here.
6165
61662016-11-14  Wilco Dijkstra  <wdijkstr@arm.com>
6167
6168	* config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
6169	Use bfx attribute.
6170	(aarch64_lshr_sisd_or_int_<mode>3): Likewise.
6171	(aarch64_ashr_sisd_or_int_<mode>3): Likewise.
6172	(<optab>si3_insn_uxtw): Likewise.
6173	(<optab><mode>3_insn): Likewise.
6174	(<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
6175	(zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
6176	(extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
6177	(<optab><mode>): Likewise.
6178	(insv<mode>): Likewise.
6179	(andim_ashift<mode>_bfiz): Likewise.
6180	* config/aarch64/thunderx.md (thunderx_shift): Add bfx.
6181	* config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
6182	* config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
6183	* config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
6184	(exynos_m1_alu_p): Likewise.
6185	* config/arm/types.md: Add bfx.
6186	* config/arm/xgene1.md (xgene1_bfm): Add bfx.
6187
61882016-11-14  Wilco Dijkstra  <wdijkstr@arm.com>
6189
6190	* config/aarch64/aarch64.c (cortexa57_vector_cost):
6191	Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
6192
61932016-11-14  Richard Biener  <rguenther@suse.de>
6194
6195	PR tree-optimization/78312
6196	* gimple-ssa-backprop.c (backprop::prepare_change): Reset
6197	flow-sensitive info.
6198
61992016-11-14  Georg-Johann Lay  <avr@gjlay.de>
6200
6201	PR target/78093
6202	* doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
6203	* config/avr/avr.opt (-mabsdata): New option.
6204	* config/avr/avr-arch.h (avr_device_specific_features):	Add AVR_ISA_LDS.
6205	* config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
6206	-mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
6207	* config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
6208	* config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
6209	spec depending on AVR_ISA_LDS.
6210	* config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
6211
62122016-11-13  Jakub Jelinek  <jakub@redhat.com>
6213
6214	* match.pd: Don't try to compare addresses of variables with
6215	DECL_VALUE_EXPR.
6216
62172016-11-13  Kugan Vivekanandarajah  <kuganv@linaro.org>
6218
6219	* ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
6220	(propagate_vr_accross_jump_function): Handle unary expressions.
6221	* ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6222	(load_from_param_1): New.
6223	(load_from_unmodified_param): Factor common part into load_from_param_1.
6224	(load_from_param): New.
6225	(compute_complex_assign_jump_func): Handle unary expressions.
6226	(update_jump_functions_after_inlining): Likewise.
6227	(ipa_write_jump_function): Likewise.
6228	(ipa_read_jump_function): Likewise.
6229
62302016-11-13  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
6231
6232	PR c/35503
6233	* doc/invoke.texi: Document Wrestrict.
6234	* pretty-print.c (pp_format): Add case for "Z" specifier.
6235	(test_pp_format): Test "Z" specifier.
6236
62372016-11-13  Eric Botcazou  <ebotcazou@adacore.com>
6238
6239	* ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
6240	original function needs a static chain.
6241
62422016-11-13  David Edelsohn  <dje.gcc@gmail.com>
6243
6244	PR target/78336
6245	* config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
6246	ASM_OUTPUT_DEF.
6247
62482016-11-12  Segher Boessenkool  <segher@kernel.crashing.org>
6249
6250	PR target/77957
6251	* config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
6252	return early if !optional_tbtab.
6253
62542016-11-11  Eric Botcazou  <ebotcazou@adacore.com>
6255
6256	PR rtl-optimization/59461
6257	* doc/rtl.texi (paradoxical subregs): Add missing word.
6258	* combine.c (reg_nonzero_bits_for_combine): Do not discard results
6259	in modes with precision larger than that of last_set_mode.
6260	* rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
6261	set and LOAD_EXTEND_OP is appropriate, propagate results from inner
6262	REGs to paradoxical SUBREGs.
6263	(num_sign_bit_copies1) <SUBREG>: Likewise.  Check that the mode is not
6264	larger than a word before invoking LOAD_EXTEND_OP on it.
6265
62662016-11-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
6267
6268	PR target/78243
6269	* config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
6270	element order for little endian ordering.
6271
6272	* config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
6273	VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
6274	number.
6275
62762016-11-11  Uros Bizjak  <ubizjak@gmail.com>
6277
6278	PR target/78310
6279	* config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
6280	when calculating operand 2.
6281	(rotate to rotatex zext splitter): Ditto.
6282
62832016-11-11  Jeff Law  <law@redhat.com>
6284
6285	* gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
6286	function.
6287	(stmt_uses_name_in_undefined_way): New function, extracted from
6288	find_implicit_erroneous_behavior and extended for div/mod case.
6289	(stmt_uses_0_or_null_in_undefined_way): New function, extracted from
6290	find_explicit_erroneous_behavior and extended for div/mod case.
6291	(find_implicit_erroneous_behavior): Use new helper function.
6292	(find_explicit_erroneous_behavior): Use new helper function.
6293
62942016-11-11  Richard Biener  <rguenther@suse.de>
6295
6296	PR tree-optimization/71575
6297	* graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
6298	bogus assert.
6299
63002016-11-11  Richard Biener  <rguenther@suse.de>
6301
6302	PR middle-end/78295
6303	* tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
6304	about uninitialized destination arg of BIT_INSERT_EXPR.
6305
63062016-11-10  Sandra Loosemore  <sandra@codesourcery.com>
6307
6308	PR c/37998
6309	* doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
6310	terminology.  Expand to remove ambiguity.
6311
63122016-11-10  Segher Boessenkool  <segher@kernel.crashing.org>
6313
6314	PR rtl-optimization/78232
6315	* combine.c (try_combine): Add a big comment about why reusing i2dest
6316	is undesirable.
6317	(change_zero_ext): Do not call simplify_gen_binary, do the
6318	simplifications manually.
6319
63202016-11-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
6321
6322	* config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
6323	enable HImode and QImode to go in vector registers by default if
6324	the -mvsx-small-integer option is enabled.
6325	(rs6000_secondary_reload_simple_move): Likewise.
6326	(rs6000_preferred_reload_class): Don't force integer constants to
6327	be loaded into vector registers that we can easily make into
6328	memory (or being created in the GPRs and moved over with direct move).
6329	* config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
6330	(vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
6331	vector extraction on ISA 3.0 when the scalar integer can be
6332	allocated in vector registers.  Generate the VEC_SELECT directy,
6333	and don't use UNSPEC's to avoid having the scalar type in a vector
6334	register.  Make the expander target registers, and let the
6335	combiner fold in results storing to memory, if the machine
6336	supports stores.
6337	(vsx_extract_<mode>_di): Likewise.
6338	(vsx_extract_<mode>_p9): Likewise.
6339	(vsx_extract_<mode>_di_p9): Likewise.
6340	(vsx_extract_<mode>_store_p9): Likewise.
6341	(vsx_extract_si): Likewise.
6342	(vsx_extract_<mode>_p8): Likewise.
6343	(p9_lxsi<wd>zx): Delete, no longer used.
6344	(p9_stxsi<wd>x): Likewise.
6345	* config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
6346	integers in vector registers for ISA 3.0.
6347	(QHI): Update comment.
6348	(zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
6349	vector extract instructions in sign/zero extend.
6350	(zero_extendhi<mode>): Likewise.
6351	(extendqi<mode>): Likewise.
6352	(extendhi<mode>2): Likewise.
6353	(HImode splitter for load/sign extend in vector register): Likewise.
6354	(float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
6355	optimizing floating point conversions to/from small data types and
6356	rewrite it to support QImode/HImode being allowed in vector
6357	registers on ISA 3.0.
6358	(float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
6359	(floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
6360	(floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
6361	(fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
6362	(fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
6363	(fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
6364	(fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
6365	VSPLITISW on ISA 2.07.
6366	(movhi_internal): Combine movhi_internal and movqi_internal into
6367	one mov<mode>_internal with an iterator.  Add support for QImode
6368	and HImode being allowed in vector registers.  Make large number
6369	of attributes and constraints easier to read.
6370	(movqi_internal): Likewise.
6371	(mov<mode>_internal): Likewise.
6372	(movdi_internal64): Fix constraint to allow loading -16..15 with
6373	VSPLITISW on ISA 2.07.
6374	(integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
6375	well as DImode.
6376
63772016-11-10  Pat Haugen  <pthaugen@us.ibm.com>
6378
6379	PR rtl-optimization/78241
6380	* loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
6381	but emit initial peel copy if niter expr is not reliable.
6382
63832016-11-10  Segher Boessenkool  <segher@kernel.crashing.org>
6384
6385	* dwarf2cfi.c (dump_cfi_row): Add forward declaration.
6386	(maybe_record_trace_start): If the CFI is different on the new and
6387	old paths, print out both to the dump file before ICEing.
6388
63892016-11-10  Vladimir Makarov  <vmakarov@redhat.com>
6390
6391	* target.def (additional_allocno_class_p): New.
6392	* hooks.h (hook_bool_reg_class_t_false): New prototype.
6393	* hooks.c (hook_bool_reg_class_t_false): New.
6394	* ira.c (setup_allocno_and_important_classes): Use the new hook.
6395	* doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
6396	* doc/tm.texi: Update.
6397
63982016-11-10  Jason Merrill  <jason@redhat.com>
6399
6400	* gengtype.c (new_structure): Append to structures list.
6401	(find_structure): Likewise.
6402
64032016-11-10  Jim Wilson  <jim.wilson@linaro.org>
6404
6405	* tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
6406	this_dir is 2.  Check for this_dir non-zero before dir != this_dir
6407	check.
6408
64092016-11-10  Jakub Jelinek  <jakub@redhat.com>
6410
6411	* omp-low.c (lower_omp_target): Fix up argument to is_reference.
6412	(expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
6413	TRUNC_DIV_EXPR.
6414	* gimplify.c (gimplify_scan_omp_clauses): Likewise.  Set
6415	ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
6416	Remove omp_no_lastprivate callers.  Propagate lastprivate on combined
6417	teams distribute parallel for simd even to distribute and teams
6418	construct.  For OMP_CLAUSE_DEPEND add missing break at the end of
6419	OMP_CLAUSE_DEPEND_SINK case.
6420	(omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
6421	(omp_no_lastprivate): Removed.
6422	(gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
6423	(gimplify_omp_for): Likewise.
6424	(computable_teams_clause): Fail for automatic vars from current
6425	function not yet seen in bind expr.
6426	* langhooks.c (lhd_omp_scalar_p): New function.
6427	* langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
6428	* varpool.c (varpool_node::get_create): Set node->offloading
6429	even for DECL_EXTERNAL decls.
6430	* langhooks-def.h (lhd_omp_scalar_p): New prototype.
6431	(LANG_HOOKS_OMP_SCALAR_P): Define.
6432	(LANG_HOOKS_DECLS): Use it.
6433
64342016-11-10  Martin Liska  <mliska@suse.cz>
6435
6436	PR sanitizer/78270
6437	* gimplify.c (gimplify_switch_expr): Create live_switch_vars
6438	only when SWITCH_BODY is a BIND_EXPR.
6439
64402016-11-10  Pierre-Marie de Rodat  <derodat@adacore.com>
6441
6442	PR debug/78112
6443	* dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
6444	on the context only when it has no DIE yet.
6445
64462016-11-10  Richard Earnshaw  <rearnsha@arm.com>
6447
6448	* arm.h (target_cpus): Delete.
6449	* arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
6450	* arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
6451	(all_architectures): Likewise.
6452	(arm_option_override): Adjust use of CPU enums.
6453	(arm_sched_reorder): Likewise.
6454	* vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
6455	* arm.opt (mcpu, mtune): Adjust use of CPU enums.
6456	* arm/genopt.sh (processor_type): Prefix enumeration entries with
6457	TARGET_CPU_.
6458	* arm-tables.opt: Regenerated.
6459
64602016-11-10  Siddhesh Poyarekar  <siddhesh.poyarekar@linaro.org>
6461
6462	* config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
6463	(falkor): New core.
6464	* config/aarch64/aarch64-tune.md: Regenerated.
6465	* config/arm/arm-cores.def (falkor): New core.
6466	* config/arm/arm-tables.opt: Regenerated.
6467	* config/arm/arm-tune.md: Regenerated.
6468	* config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
6469	* config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
6470	* doc/invoke.texi (AArch64 Options/-mtune): Document it.
6471	(ARM Options/-mtune): Likewise.
6472
64732016-11-10  Kugan Vivekanandarajah  <kuganv@linaro.org>
6474
6475	Revert
6476	2016-11-09  Kugan Vivekanandarajah  <kuganv@linaro.org>
6477
6478	* ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
6479	(propagate_vr_accross_jump_function): Likewise.
6480	* ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6481	(load_from_param_1): New.
6482	(load_from_unmodified_param): Factor common part into load_from_param_1.
6483	(load_from_param): New.
6484	(compute_complex_assign_jump_func): Handle unary expressions.
6485	(ipa_write_jump_function): Likewise.
6486	(ipa_read_jump_function): Likewise.
6487
64882016-11-09  Segher Boessenkool  <segher@kernel.crashing.org>
6489
6490	* simplify-rtx.c (simplify_binary_operation_1): Simplify
6491	(xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
6492	(xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
6493	is a const_int.
6494
64952016-11-09  David Malcolm  <dmalcolm@redhat.com>
6496
6497	* print-rtl-function.c: Include varasm.h.
6498	(print_any_param_name): New function.
6499	(print_param): New function.
6500	(print_rtx_function): Call print_param for each argument.
6501	* print-rtl.c (rtx_writer::finish_directive): New function.
6502	* print-rtl.h (rtx_writer::finish_directive): New decl.
6503
65042016-11-09  Uros Bizjak  <ubizjak@gmail.com>
6505
6506	PR target/78262
6507	* config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
6508	operand 0 as earlyclobber.
6509	(*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
6510
65112016-11-09  Martin Liska  <mliska@suse.cz>
6512
6513	* fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
6514
65152016-11-09  Jakub Jelinek  <jakub@redhat.com>
6516
6517	PR target/77718
6518	* builtins.c (expand_builtin_memcmp): Formatting fix.
6519
6520	* flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
6521	and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
6522	or of them, renumber other enumerators.
6523	* opts.c (sanitizer_opts): Add shift-base and shift-exponent.
6524	* doc/invoke.texi: Document -fsanitize=shift-base and
6525	-fsanitize-shift-exponent, document -fsanitize=shift as
6526	having those 2 suboptions.
6527
65282016-11-09  Richard Biener  <rguenther@suse.de>
6529
6530	* fold-const.c (tree_swap_operands_p): Remove unused arg.
6531	* fold-const.c (tree_swap_operands_p): Likewise.
6532	(fold_binary_loc): Adjust.
6533	(fold_ternary_loc): Likewise.
6534	* genmatch.c (dt_operand::gen_gimple_exp): Likewise.
6535	* gimple-fold.c (fold_stmt_1): Likewise.
6536	* gimple-match-head.c (gimple_resimplify2): Likewise.
6537	(gimple_resimplify3): Likewise.
6538	(gimple_simplify): Likewise.
6539	* tree-ssa-dom.c (record_equality): Likewise.
6540	* tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
6541	* tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
6542	* tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
6543
65442016-11-09  Richard Biener  <rguenther@suse.de>
6545
6546	* tree-ssa-dom.c (canonicalize_comparison): Remove.
6547	(optimize_stmt): Remove redundant pre-propagation canonicalization
6548	of comparison operand order.
6549
65502016-11-09  Martin Liska  <mliska@suse.cz>
6551
6552	* fold-const-call.c (fold_const_call): Fix the folding.
6553
65542016-11-09  Richard Biener  <rguenther@suse.de>
6555
6556	* common.opt (flag_evaluation_order): Remove.
6557	* expr.c (expand_operands): Remove code guarded by
6558	flag_evaluation_order.
6559	* fold-const.c (reorder_operands_p): Remove, it always returns
6560	true.
6561	(negate_expr_p): Remove calls to reorder_operands_p.
6562	(fold_negate_expr): Likewise.
6563	(tree_swap_operands_p): Likewise.
6564	(fold_binary_loc): Likewise.
6565
65662016-11-09  Andreas Schwab  <schwab@suse.de>
6567
6568	PR target/78254
6569	* config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
6570	insns operating on a register.
6571
65722016-11-09  Richard Biener  <rguenther@suse.de>
6573
6574	PR tree-optimization/78007
6575	* tree-vect-stmts.c (vectorizable_bswap): New function.
6576	(vectorizable_call): Call vectorizable_bswap for
6577	BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
6578
65792016-11-09  Richard Biener  <rguenther@suse.de>
6580
6581	* tree-vect-data-refs.c (vect_compute_data_ref_alignment):
6582	Look at the DR_BASE_ADDRESS object for forcing alignment.
6583
65842016-11-09  Kugan Vivekanandarajah  <kuganv@linaro.org>
6585
6586	* ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
6587	(propagate_vr_accross_jump_function): Likewise.
6588	* ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6589	(load_from_param_1): New.
6590	(load_from_unmodified_param): Factor common part into load_from_param_1.
6591	(load_from_param): New.
6592	(compute_complex_assign_jump_func): Handle unary expressions.
6593	(ipa_write_jump_function): Likewise.
6594	(ipa_read_jump_function): Likewise.
6595
65962016-11-09  Kugan Vivekanandarajah  <kuganv@linaro.org>
6597
6598	PR ipa/78121
6599	* ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
6600	Also fold constant passed as argument while computing value range.
6601	(propagate_constants_accross_call): Pass param type.
6602	* ipa-prop.c: export ipa_get_callee_param_type.
6603	* ipa-prop.h: export ipa_get_callee_param_type.
6604
66052016-11-09  Maxim Ostapenko  <m.ostapenko@samsung.com>
6606
6607	* asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
6608	BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
6609
66102016-11-09  Maxim Ostapenko  <m.ostapenko@samsung.com>
6611
6612	* asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
6613	* asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
6614	ASAN_STACK_MAGIC_MIDDLE.
6615	(asan_global_struct): Increase the size of fields.
6616	(asan_add_global): Add new field constructor.
6617	* sanitizer.def (__asan_version_mismatch_check_v6): Replace with
6618	__asan_version_mismatch_check_v8.
6619
66202016-11-08  David Edelsohn  <dje.gcc@gmail.com>
6621
6622	* dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
6623	at runtime.
6624
66252016-11-08  Uros Bizjak  <ubizjak@gmail.com>
6626
6627	PR target/70799
6628	* config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
6629	Handle ASHIFT and LSHIFTRT.
6630	(dimode_scalar_chain::compute_convert_gain): Ditto.
6631	(dimode_scalar_chain::convert_insn): Ditto.
6632
66332016-11-08  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
6634
6635	* gimple-ssa-store-merging.c: Include selftest.h
6636	(verify_array_eq): New function.
6637	(verify_shift_bytes_in_array): Likewise.
6638	(verify_shift_bytes_in_array_right): Likewise.
6639	(verify_clear_bit_region): Likewise.
6640	(verify_clear_bit_region_be): Likewise.
6641	(store_merging_c_tests): Likewise.
6642	* selftest.h (store_merging_c_tests): Declare prototype.
6643	* selftest-run-tests.c (selftest::run_tests): Run
6644	store_merging_c_tests.
6645
66462016-11-08  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
6647
6648	* config/arm/arm.opt (mold-rtx-costs): Delete.
6649	(mnew-generic-costs): Delete.
6650	* config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
6651	* config/arm/arm.c (arm_rtx_costs_1): Delete.
6652	(arm_size_rtx_costs): Likewise.
6653	(arm_slowmul_rtx_costs): Likewise.
6654	(arm_fastmul_rtx_costs): Likewise.
6655	(arm_xscale_rtx_costs): Likewise.
6656	(arm_9e_rtx_costs): Likewise.
6657	(arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
6658	arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
6659	arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
6660	arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
6661	arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
6662	arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
6663	arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
6664	arm_cortex_m7_tune):
6665	Delete rtx_costs field.
6666	(arm_new_rtx_costs): Rename to...
6667	(arm_rtx_costs_internal): ... This.
6668	(arm_rtx_costs): Remove old way of doing rtx costs.
6669
66702016-11-08  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
6671
6672	* config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
6673	(arm_fastmul_tune): Likewise.
6674	(arm_strongarm_tune): Likewise.
6675	(arm_xscale_tune): Likewise.
6676	(arm_9e_tune): Likewise.
6677	(arm_marvell_pj4_tune): Likewise.
6678	(arm_v6t2_tune): Likewise.
6679	(arm_v6m_tune): Likewise.
6680	(arm_fa726te_tune): Likewise.
6681
66822016-11-08  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
6683
6684	PR tree-optimization/78234
6685	* gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
6686	in start != 0 case.
6687
66882016-11-08  Martin Liska  <mliska@suse.cz>
6689
6690	PR testsuite/78242
6691	* dbgcnt.def: Add new debug counter asan_use_after_scope.
6692	* gimplify.c (gimplify_decl_expr): Do not sanitize vars
6693	with a value expr.  Do not add artificial variables to
6694	live_switch_vars.  Use the debug counter.
6695	(gimplify_target_expr): Use the debug counter.
6696	* internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
6697	* sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
6698	BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
6699
67002016-11-08  Richard Biener  <rguenther@suse.de>
6701
6702	* tree-vect-stmts.c (get_group_load_store_type): If the
6703	access is aligned do not trigger peeling for gaps.
6704	* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
6705	force alignment of vars with DECL_USER_ALIGN.
6706
67072016-11-08  James Greenhalgh  <james.greenhalgh@arm.com>
6708
6709	* config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
6710
67112016-11-08  Richard Biener  <rguenther@suse.de>
6712
6713	PR tree-optimization/78205
6714	* tree-vect-stmts.c (vectorizable_load): Move check whether
6715	we may run into gaps when BB vectorizing SLP permutations ...
6716	* tree-vect-slp.c (vect_supported_load_permutation_p): ...
6717	here where we can do a more precise check.
6718
67192016-11-08  Richard Biener  <rguenther@suse.de>
6720
6721	PR tree-optimization/78224
6722	* tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
6723	Split the fallthru edge in case its successor may have PHIs.
6724	Do not free dominance info.
6725
67262016-11-07  Jakub Jelinek  <jakub@redhat.com>
6727
6728	PR target/78229
6729	* config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
6730	EH info even for bzhi and pdep/pext.
6731
67322016-11-07  Peter Bergner  <bergner@vnet.ibm.com>
6733
6734	* config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
6735	INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
6736
67372016-11-07  Segher Boessenkool  <segher@kernel.crashing.org>
6738
6739	* config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
6740	if appropriate.
6741	* config/rs6000/vector.md (div<mode>3): Ditto.
6742
67432016-11-07  David Edelsohn  <dje.gcc@gmail.com>
6744
6745	* configure.ac (.hidden): Change to conftest_s string. Provide string
6746	for AIX assembler.
6747	(gcc_cv_ld_hidden): Yes for AIX.
6748	* configure: Regenerate.
6749
6750	* dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
6751
6752	* config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
6753	(rs6000_xcoff_asm_output_aligned_decl_common): Declare.
6754	* config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
6755	(ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
6756	(ASM_OUTPUT_ALIGNED_COMMON): Delete.
6757	* config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
6758	from #if to if.
6759	(rs6000_xcoff_visibility): New.
6760	(rs6000_xcoff_declare_function_name): Add visibility support.
6761	(rs6000_xcoff_asm_globalize_decl_name): New.
6762	(rs6000_xcoff_asm_output_aligned_decl_common): New.
6763	(rs6000_asm_weaken_decl): New.
6764	(rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
6765	config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
6766	reference function.
6767
67682016-11-07  Jack Howarth  <howarth.at.gcc@gmail.com>
6769
6770	PR driver/78206
6771	* incpath.c (remove_dup): Also silently ignore EPERM.
6772
67732016-11-07  Martin Jambor  <mjambor@suse.cz>
6774
6775	* tree.c (verify_type_variant): Use pointer comparison to check that
6776	TYPE_SIZE_UNIT match.
6777
67782016-11-07  Jakub Jelinek  <jakub@redhat.com>
6779
6780	PR target/77834
6781	* dse.c (dse_step5): Call scan_reads even if just
6782	insn_info->frame_read.  Improve and fix dump file messages.
6783
6784	PR target/78227
6785	* config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
6786	cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
6787
67882016-11-07  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
6789
6790	PR middle-end/35691
6791	* match.pd: Add following two patterns:
6792	(x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
6793	(x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
6794
67952016-11-07  Bernd Schmidt  <bschmidt@redhat.com>
6796
6797	* emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
6798	* sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
6799	* rtl.h (duplicate_reg_notes): Declare.
6800	* rtlanal.c (duplicate_reg_note): New function.
6801
6802	PR rtl-optimization/77309
6803	* combine.c (make_compound_operation): Allow EQ for IN_CODE, and
6804	don't assume an equality comparison for plain COMPARE.
6805	(simplify_comparison): Pass a more accurate code to
6806	make_compound_operation.
6807
68082016-11-07  Pat Haugen  <pthaugen@us.ibm.com>
6809
6810	* target.def (compute_pressure_classes): New target hook.
6811	* doc/tm.texi.in: Document it.
6812	* doc/tm.texi: Regenerate.
6813	* ira.c (setup_pressure_classes): Call target hook if defined.
6814
68152016-11-07  David Malcolm  <dmalcolm@redhat.com>
6816
6817	* print-rtl.c (rtx_writer::operand_has_default_value_p): New
6818	method.
6819	(rtx_writer::print_rtx): In compact mode, omit trailing operands
6820	that have the default values.
6821	* print-rtl.h (rtx_writer::operand_has_default_value_p): New
6822	method.
6823	* rtl-tests.c (selftest::test_dumping_insns): Remove empty
6824	label string from expected dump.
6825	(seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
6826	from expected dump.
6827
68282016-11-07  Jakub Jelinek  <jakub@redhat.com>
6829
6830	PR target/77834
6831	* alias.c (nonoverlapping_memrefs_p): If one decl is
6832	FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
6833
68342016-11-07  Richard Biener  <rguenther@suse.de>
6835
6836	PR target/78229
6837	* config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
6838	EH info.
6839
68402016-11-07  Richard Biener  <rguenther@suse.de>
6841
6842	PR tree-optimization/78218
6843	* gimple-ssa-store-merging.c
6844	(pass_store_merging::terminate_all_aliasing_chains):
6845	Drop unused argument, fix alias check to also consider uses.
6846	(pass_store_merging::execute): Adjust.
6847
68482016-11-07  Richard Biener  <rguenther@suse.de>
6849
6850	PR tree-optimization/78228
6851	* tree-ssa-phiopt.c (abs_replacement): Avoid introducing
6852	undefined behavior.
6853
68542016-11-07  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
6855
6856	PR target/77822
6857	* config/aarch64/aarch64.md (*tb<optab><mode>1): Use
6858	aarch64_simd_shift_imm_<mode> predicate for operand 1.
6859	(<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
6860	to restrict them to an appropriate range and add FAIL check if the
6861	region they specify is out of range.  Delete useless constraint
6862	strings.
6863	(*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
6864	2 and 3 to restrict their range and add pattern predicate.
6865
68662016-11-07  Martin Liska  <mliska@suse.cz>
6867
6868	* asan.c (enum asan_check_flags): Move the enum to header file.
6869	(asan_init_shadow_ptr_types): Make type creation more generic.
6870	(shadow_mem_size): New function.
6871	(asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
6872	Rewritten stack unpoisoning code.
6873	(build_shadow_mem_access): Add new argument return_address.
6874	(instrument_derefs): Instrument local variables if use after scope
6875	sanitization is enabled.
6876	(asan_store_shadow_bytes): New function.
6877	(asan_expand_mark_ifn): Likewise.
6878	(asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
6879	* asan.h (enum asan_mark_flags): Moved here from asan.c
6880	(asan_protect_stack_decl): Protect all declaration that need
6881	to live in memory.
6882	(asan_sanitize_use_after_scope): New function.
6883	(asan_no_sanitize_address_p): Likewise.
6884	* cfgexpand.c (partition_stack_vars): Consider
6885	asan_sanitize_use_after_scope in condition.
6886	(expand_stack_vars): Likewise.
6887	* common.opt (-fsanitize-address-use-after-scope): New option.
6888	* doc/invoke.texi (use-after-scope-direct-emission-threshold):
6889	Explain the parameter.
6890	* flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
6891	* gimplify.c (build_asan_poison_call_expr): New function.
6892	(asan_poison_variable): Likewise.
6893	(gimplify_bind_expr): Generate poisoning/unpoisoning for local
6894	variables that have address taken.
6895	(gimplify_decl_expr): Likewise.
6896	(gimplify_target_expr): Likewise for C++ temporaries.
6897	(sort_by_decl_uid): New function.
6898	(gimplify_expr): Unpoison all variables for a label we can jump
6899	from outside of a scope.
6900	(gimplify_switch_expr): Unpoison variables defined in the switch
6901	context.
6902	(gimplify_function_tree): Clear asan_poisoned_variables.
6903	(asan_poison_variables): New function.
6904	(warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
6905	* internal-fn.c (expand_ASAN_MARK): New function.
6906	* internal-fn.def (ASAN_MARK): Declare.
6907	* opts.c (finish_options): Handle -fstack-reuse if
6908	-fsanitize-address-use-after-scope is enabled.
6909	(common_handle_option): Enable address sanitization if
6910	-fsanitize-address-use-after-scope is enabled.
6911	* params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
6912	New parameter.
6913	* params.h: Likewise.
6914	* sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
6915	* sanitizer.def: Define __asan_poison_stack_memory and
6916	__asan_unpoison_stack_memory functions.
6917	* asan.c (asan_mark_poison_p): New function.
6918	(transform_statements): Handle asan_mark_poison_p calls.
6919	* gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
6920
69212016-11-07  Tamar Christina  <tamar.christina@arm.com>
6922
6923	PR driver/78196
6924	* Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
6925
69262016-11-07  Martin Liska  <mliska@suse.cz>
6927
6928	* tree-profile.c (gimple_gen_time_profiler): Set proper type
6929	to time_profiler_counter_ptr.
6930
69312016-11-07  Richard Biener  <rguenther@suse.de>
6932
6933	PR tree-optimization/37150
6934	* tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
6935	parameter.
6936	* tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
6937	(vect_analyze_slp_cost_1): Account for the real number of
6938	permutations emitted and for dead loads.
6939	(vect_transform_slp_perm_load): Add n_perms parameter counting
6940	the number of emitted permutations.
6941	* tree-vect-stmts.c (vectorizable_load): Adjust.
6942
69432016-11-07  Richard Biener  <rguenther@suse.de>
6944
6945	PR tree-optimization/78189
6946	* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
6947	alignment computation.
6948
69492016-11-06  Kugan Vivekanandarajah  <kuganv@linaro.org>
6950
6951	* ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
6952
69532016-11-05  Martin Sebor  <msebor@redhat.com>
6954
6955	* doc/invoke.texi (Warning Options): Correct typos in -Walloca
6956	documentation.
6957
69582016-11-05  David Edelsohn  <dje.gcc@gmail.com>
6959
6960	PR bootstrap/78188
6961	PR c++/71848
6962	* ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
6963
69642016-11-04  Jakub Jelinek  <jakub@redhat.com>
6965
6966	PR target/77834
6967	* alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
6968	doesn't have rtl set.
6969
69702016-11-04  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
6971
6972	* config/rs6000/rs6000.c (gimple-ssa.h): New #include.
6973	(TARGET_GIMPLE_FOLD_BUILTIN): Define as
6974	rs6000_gimple_fold_builtin.
6975	(rs6000_gimple_fold_builtin): New function.  Add handling for
6976	early expansion of vector addition builtins.
6977
69782016-11-04  Eric Botcazou  <ebotcazou@adacore.com>
6979
6980	* expr.h (copy_blkmode_from_reg): Delete.
6981	* expr.c (copy_blkmode_from_reg): Make static.
6982
69832016-11-04  Eric Botcazou  <ebotcazou@adacore.com>
6984
6985	* defaults.h (LOAD_EXTEND_OP): Define if not already defined.
6986	* combine.c (LOAD_EXTEND_OP): Delete.
6987	(simplify_comparison): Fix comment about LOAD_EXTEND_OP.
6988	* cse.c (LOAD_EXTEND_OP): Delete.
6989	* fold-const.c (LOAD_EXTEND_OP): Likewise.
6990	* fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
6991	* postreload.c (LOAD_EXTEND_OP): Delete.
6992	* reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
6993	Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
6994	(find_reloads): Likewise.
6995	* reload1.c (eliminate_regs_1): Likewise.
6996	* rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
6997	(num_sign_bit_copies1): Likewise.
6998
69992016-11-04  David Malcolm  <dmalcolm@redhat.com>
7000
7001	* config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
7002	(selftest::ix86_test_dumping_hard_regs): New function.
7003	(selftest::ix86_run_selftests): New function.
7004	(TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
7005	selftest::ix86_run_selftests.
7006	* doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
7007	* doc/tm.texi: Regenerate
7008	* selftest-rtl.h: New file.
7009	* rtl-tests.c: Include "selftest-rtl.h".
7010	(selftest::assert_rtl_dump_eq): Make non-static.
7011	(ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
7012	(selftest::test_dumping_regs): Update comment.
7013	* selftest-run-tests.c: Include "target.h".
7014	(selftest::run_tests): If non-NULL, call
7015	targetm.run_target_selftests.
7016	* target.def (run_target_selftests): New hook.
7017
70182016-11-04  Thomas Preud'homme  <thomas.preudhomme@arm.com>
7019
7020	* config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
7021	representative core for this architecture.
7022	* config/arm/arm-cores.def (cortex-m33): Define new processor.
7023	* config/arm/arm-tables.opt: Regenerate.
7024	* config/arm/arm-tune.md: Likewise.
7025	* config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
7026	valid -mcpu options.
7027	* doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
7028
70292016-11-04  Thomas Preud'homme  <thomas.preudhomme@arm.com>
7030
7031	* config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
7032	representative core for this architecture.
7033	* config/arm/arm-cores.def (cortex-m23): Define new processor.
7034	* config/arm/arm-tables.opt: Regenerate.
7035	* config/arm/arm-tune.md: Likewise.
7036	* config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
7037	this tuning parameters apply to in the comment.
7038	* config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
7039	valid -mcpu options.
7040	* doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
7041
70422016-11-04  Bin Cheng  <bin.cheng@arm.com>
7043
7044	* fold-const.c (fold_cond_expr_with_comparison): Remove call
7045	to pedantic_non_lvalue_loc.  Remove useless code for lvalue
7046	where cond_expr can't be a lvalue.
7047
70482016-11-04  Claudiu Zissulescu  <claziss@synopsys.com>
7049
7050	* config/arc/arc.c (arc_process_double_reg_moves): Use
7051	gen_dexcl_2op call.
7052	* config/arc/arc.md (movsi_insn): Disable unsupported move
7053	instructions for ARCv2 cores.
7054	(movdi): Use prepare_move_operands.
7055	(movsf, movdf): Use move_dest_operand predicate.
7056	* config/arc/constraints.md (Chs): Enable when barrel shifter is
7057	present.
7058	* config/arc/fpu.md (divsf3): Change to divsf3_fpu.
7059	* config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
7060	also a destination.
7061	(dexcl_3op_peep2_insn_nores): Likewise.
7062	* config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
7063	(LINK_COMMAND_SPEC): Remove.
7064
70652016-11-04  Richard Biener  <rguenther@suse.de>
7066
7067	PR middle-end/78185
7068	* loop-invariant.c (find_exits): Record entering inner
7069	loops as possibly exiting to handle infinite sub-loops.
7070	* tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
7071	(fill_always_executed_in_1): Honor infinite child loops.
7072
70732016-11-03  Michael Meissner  <meissner@linux.vnet.ibm.com>
7074
7075	PR target/78192
7076	* config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
7077	has already been adjusted for endianness, so don't adjust it any
7078	further.
7079
7080	PR target/77993
7081	* config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
7082	ICmode unless we have standard PowerPC floating point.
7083	* config/rs6000/rs6000.md (FP iterator): Likewise.
7084	(FMOVE128 iterator): Likewise.
7085
70862016-11-03  Jakub Jelinek  <jakub@redhat.com>
7087	    Alexandre Oliva  <aoliva@redhat.com>
7088	    Jason Merrill  <jason@redhat.com>
7089
7090	PR debug/28767
7091	PR debug/56974
7092	* langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
7093	langhook.
7094	* langhooks.c (lhd_type_dwarf_attribute): New function.
7095	* langhooks-def.h (lhd_type_dwarf_attribute): Declare.
7096	(LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
7097	(LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
7098	LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
7099	(check_qualified_type, check_aligned_type): Call it.
7100	* dwarf2out.c (modified_type_die): Don't use type_main_variant
7101	for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
7102	check_base_type and check_lang_type.
7103	(gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
7104	return early.  For pointer-to-data-member add DW_AT_use_location
7105	attribute.
7106	(gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
7107	if needed.
7108	(gen_type_die_with_usage): Don't use type_main_variant
7109	for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
7110	check_base_type and check_lang_type.  Formatting fixes. Call
7111	get_debug_type langhook.
7112
71132016-11-03  Jason Merrill  <jason@redhat.com>
7114
7115	* tree.c (check_lang_type): New.
7116	(check_qualified_type): Use it.
7117	(check_aligned_type): Use it.
7118	* tree.h: Declare it.
7119
71202016-11-03  Richard Earnshaw  <rearnsha@arm.com>
7121
7122	* config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
7123	(arm*-freebsd*): Likewise.
7124	(arm*-*-netbsdelf*): Likewise.
7125	(arm*-*-linux*): Likewise.
7126	(arm*-*-uclinux*eabi*): Likewise.
7127	(arm*-*-phoenix*): Likewise.
7128	(arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
7129	(arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
7130	specified.  Default to arm6 if target_cpu_cname is not set.
7131	* arm/arm.c (arm_option_override): Simplify logic.  Assert that the
7132	default cpu has been correctly configured.
7133	* arm/arm.h (TARGET_CPU_DEFAULT): Delete.
7134	(target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
7135	* arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
7136	* arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
7137	* arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
7138	* arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
7139	* arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
7140
71412016-11-03  Jiong Wang  <jiong.wang@arm.com>
7142
7143	* reg-notes.def (CFA_VAL_EXPRESSION): New entry.
7144	* dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
7145	(dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
7146	(output_cfa_loc): Support DW_CFA_val_expression.
7147	(output_cfa_loc_raw): Likewise.
7148	(output_cfi): Likewise.
7149	(output_cfi_directive): Likewise.
7150	* dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
7151	(dw_cfi_oprnd2_desc): Likewise.
7152	(mem_loc_descriptor): Recognize new pattern generated for value
7153	expression.
7154
71552016-11-03  Segher Boessenkool  <segher@kernel.crashing.org>
7156
7157	PR rtl-optimization/78186
7158	* combine.c (change_zero_ext): Mask the RHS of a zero_extract as
7159	well, when converting to IOR.
7160
71612016-11-03  Eric Botcazou  <ebotcazou@adacore.com>
7162
7163	* config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
7164	(vec_interleave_highv8qi): Likewise.
7165
71662016-11-03  Martin Liska  <mliska@suse.cz>
7167
7168	* profile.c (instrument_values): Fix coding style.
7169	(branch_prob): Use renamed function.
7170	* tree-profile.c (init_ic_make_global_vars): Likewise.
7171	(gimple_init_edge_profiler): Rename to
7172	gimple_init_gcov_profiler.
7173	tree_time_profiler_counter variable declaration.
7174	(gimple_gen_time_profiler): Rewrite to do a direct gimple code
7175	emission.
7176	* value-prof.h: Remove an argument.
7177
71782016-11-03  Richard Biener  <rguenther@suse.de>
7179
7180	* config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
7181	symtab_node::get_create.
7182
71832016-11-03  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
7184
7185	* rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
7186	Move comments into more natural position.
7187
71882016-11-03  Vineet Gupta  <vgupta@synopsys.com>
7189
7190	* config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
7191	(PTRDIFF_TYPE): Define as int.
7192
71932016-11-03  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
7194
7195	* ccmp.c (expand_ccmp_expr_1): Adjust.
7196	(expand_ccmp_expr): Likewise.
7197	(expand_ccmp_next): Likewise.
7198	* config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
7199	(aarch64_gen_ccmp_first): Likewise.
7200	* doc/tm.texi: Regenerate.
7201	* target.def (gen_ccmp_first): Change argument types to rtx_insn *.
7202	(gen_ccmp_next): Likewise.
7203
72042016-11-03  Bin Cheng  <bin.cheng@arm.com>
7205
7206	* tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
7207	(vect_is_simple_reduction): Swap cond_reduction by inversion.
7208
72092016-11-02  Uros Bizjak  <ubizjak@gmail.com>
7210
7211	* config/i386/i386.c (ix86_init_libfuncs): New.  Call
7212	darwin_rename_builtins here.
7213	(ix86_expand_divmod_libfunc): New.
7214	(TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
7215	(TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
7216
72172016-11-02  Cesar Philippidis  <cesar@codesourcery.com>
7218	    Nathan Sidwell  <nathan@acm.org>
7219
7220	* config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
7221
72222016-11-02  Max Filippov  <jcmvbkbc@gmail.com>
7223
7224	* config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
7225	New function.
7226	(xtensa_output_literal): Use xtensa_output_integer_literal_parts
7227	to format MODE_INT and MODE_PARTIAL_INT literals.
7228
72292016-11-02  Segher Boessenkool  <segher@kernel.crashing.org>
7230
7231	PR target/78168
7232	* config/r6000/rs6000.c (rs6000_get_separate_components): Return
7233	NULL if TARGET_SPE_ABI.
7234
72352016-11-02  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
7236
7237	* gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
7238	clear padding bits even when they're less than a byte.
7239
72402016-11-02  Richard Biener  <rguenther@suse.de>
7241
7242	* gimple-ssa-store-merging.c: Include gimplify-me.h.
7243	(imm_store_chain_info::output_merged_stores): Force base_addr
7244	to be proper GIMPLE for a MEM_REF address.
7245	(pass_store_merging::execute): Restrict negative bitpos
7246	handling to non-MEM_REF bases.  Remove TREE_THIS_VOLATILE
7247	check.  Take into account non-NULL_TREE offset if the base
7248	is already addressable.
7249
72502016-11-26  Wilco Dijkstra  <wdijkstr@arm.com>
7251
7252	* config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
7253	New pattern.
7254	(aarch64_be_crypto_sha1hv4si): New pattern.
7255
72562016-11-02  Wilco Dijkstra  <wdijkstr@arm.com>
7257
7258	* config/aarch64/aarch64.md (add<mode>3): Remove
7259	redundant code.  Don't split frame based additions.
7260
72612016-11-02  Richard Biener  <rguenther@suse.de>
7262
7263	* gimple-ssa-store-merging.c (struct store_immediate_info): Remove
7264	redundant val and dest members.
7265	(store_immediate_info::store_immediate_info): Adjust.
7266	(merged_store_group::merged_store_group): Adjust.
7267	(merged_store_group::apply_stores): Likewise.
7268	(struct imm_store_chain_info): Add base_addr field.
7269	(imm_store_chain_info::imm_store_chain_info): New constructor.
7270	(imm_store_chain_info::terminate_and_process_chain): Do not pass base.
7271	(imm_store_chain_info::output_merged_store): Likewise.  Use
7272	addr_base which is already the address.
7273	(imm_store_chain_info::output_merged_stores): Likewise.
7274	(pass_tree_store_merging::terminate_all_aliasing_chains): Take
7275	imm_store_chain_info instead of base.  Fix alias check.
7276	(pass_tree_store_merging::terminate_and_release_chain): Likewise.
7277	(imm_store_chain_info::coalesce_immediate_stores): Adjust.
7278	(pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
7279	use the address of the base and adjust for other changes.
7280
72812016-11-02  Martin Liska  <mliska@suse.cz>
7282
7283	* fold-const-call.c (host_size_t_cst_p): Test whether
7284	t is convertible to size_t.
7285
72862016-11-02  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
7287
7288	PR tree-optimization/78170
7289	* gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
7290	introduced by native_encode_expr on little-endian as well.
7291
72922016-11-02  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
7293
7294	PR tree-optimization/78162
7295	* gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
7296	as invalid.
7297
72982016-11-02  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
7299
7300	* config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
7301	function comment.
7302	(aarch64_next_callee_save): Likewise.
7303	(aarch64_pushwb_single_reg): Likewise.
7304	(aarch64_gen_storewb_pair): Likewise.
7305	(aarch64_push_regs): Likewise.
7306	(aarch64_gen_loadwb_pair): Likewise.
7307	(aarch64_pop_regs): Likewise.
7308	(aarch64_gen_store_pair): Likewise.
7309	(aarch64_gen_load_pair): Likewise.
7310	(aarch64_save_callee_saves): Likewise.
7311	(aarch64_restore_callee_saves): Likewise.
7312
73132016-11-02  Richard Biener  <rguenther@suse.de>
7314
7315	PR tree-optimization/78035
7316	PR tree-optimization/77964
7317	* gimple-pretty-print.c (pp_points_to_solution): Print
7318	vars_contains_interposable.
7319	* tree-ssa-alias.c: Include varasm.h.
7320	(ptrs_compare_unequal): Check vars_contains_interposable and
7321	decl_binds_to_current_def_p.
7322	(dump_points_to_solution): Dump vars_contains_interposable.
7323	* tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
7324	flag.
7325	* tree-ssa-structalias.c: Include varasm.h.
7326	(set_uids_in_ptset): Record whether vars contains a
7327	not decl_binds_to_current_def_p variable in vars_contains_interposable.
7328	(ipa_escaped_pt): Update initializer.
7329
73302016-11-02  Richard Biener  <rguenther@suse.de>
7331
7332	PR tree-optimization/78047
7333	* tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
7334	fake field at offset zero conservatively regarding to may_have_pointers.
7335
73362016-11-02  Richard Biener  <rguenther@suse.de>
7337
7338	* tree-vrp.c (evrp_dom_walker::before_dom_children): Call
7339	infer_value_range on stmt ops and update value-ranges.
7340	Dump visited stmts and blocks.
7341	(evrp_dom_walker::push_value_range): Dump changes.
7342	(evrp_dom_walker::pop_value_range): Likewise.
7343	(evrp_dom_walker::try_find_new_range): Avoid noop changes.
7344
73452016-11-01  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
7346
7347	* emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
7348	rtx_insn *.
7349	* rtl.h (prev_nonnote_insn_bb): Adjust prototype.
7350
73512016-11-01  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
7352
7353	* cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
7354	and adjust for that.
7355	* cfgrtl.h (delete_insn_chain): Adjust prototype.
7356
73572016-11-01  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
7358
7359	* config/rl78/rl78.c (gen-and_emit_move): Change argument type
7360	to rtx_insn *.
7361	(transcode_memory_rtx): Likewise.
7362	(move_to_acc): Likewise.
7363	(move_from_acc): Likewise.
7364	(move_acc_to_reg): Likewise.
7365	(move_to_x): Likewise.
7366	(move_to_hl): Likewise.
7367	(move_to_de): Likewise.
7368	* config/rs6000/rs6000.c (emit_frame_save): Likewise.
7369	(rs6000_emit_savres_rtx): Likewise.
7370	(rs6000_emit_prologue): Likewise.
7371	* reorg.c (update_reg_unused_notes): Likewise.
7372	* rtl.h (remove_note): Adjust prototype.
7373	* rtlanal.c (remove_note): Make argument type rtx_insn *.
7374
73752016-11-01  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
7376
7377	* config/alpha/alpha.c (alpha_legitimize_address_1): Split up
7378	variables so some can be rtx_insn *.
7379	(alpha_emit_xfloating_libcall): Likewise.
7380	* config/mips/mips.c (mips_call_tls_get_addr): Likewise.
7381	(mips_legitimize_tls_address): Likewise.
7382	* optabs.c (expand_binop): Likewise.
7383	* reload1.c (gen_reload): Likewise.
7384
73852016-11-01  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
7386
7387	* reorg.c (relax_delay_slots): Split up the trial variable.
7388
73892016-11-01  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
7390
7391	* config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
7392	of variables rtx_insn *.
7393	* config/arm/arm.c (arm_call_tls_get_addr): Likewise.
7394	(legitimize_tls_address): Likewise.
7395	* config/bfin/bfin.c (hwloop_optimize): Likewise.
7396	(bfin_gen_bundles): Likewise.
7397	* config/c6x/c6x.c (reorg_split_calls): Likewise.
7398	(c6x_reorg): Likewise.
7399	* config/frv/frv.c (frv_reorder_packet): Likewise.
7400	* config/i386/i386.c (ix86_split_idivmod): Likewise.
7401	* config/ia64/ia64.c (ia64_expand_compare): Likewise.
7402	* config/m32c/m32c.c (m32c_prepare_shift): Likewise.
7403	* config/mn10300/mn10300.c: Likewise.
7404	* config/rl78/rl78.c: Likewise.
7405	* config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
7406	* config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
7407	(sh_expand_cmpnstr): Likewise.
7408	(sh_expand_strlen): Likewise.
7409	(sh_expand_setmem): Likewise.
7410	* config/sh/sh.md: Likewise.
7411	* emit-rtl.c (emit_pattern_before): Likewise.
7412	* except.c: Likewise.
7413	* final.c: Likewise.
7414	* jump.c: Likewise.
7415
74162016-11-01  Jason Merrill  <jason@redhat.com>
7417
7418	* tree-inline.c (copy_tree_body_r): Only copy the taken branch of
7419	a COND_EXPR with constant condition.
7420
74212016-11-01  Jakub Jelinek  <jakub@redhat.com>
7422
7423	* dwarf2out.c (gen_variable_die): Remove again origin_die variable
7424	and its initialization.
7425
74262016-11-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7427
7428	* dwarf2out.c (output_rnglists): Wrap basebuf, len in
7429	HAVE_AS_LEB128.
7430
74312016-11-01  Jakub Jelinek  <jakub@redhat.com>
7432
7433	* dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
7434	argument, don't call add_linkage_name if it is true.
7435	(gen_variable_die): For C++ inline static data members, consider the
7436	initial call when old_die is NULL to be declaration and call
7437	add_name_and_src_coords_attributes in that case with true as
7438	NO_LINKAGE_NAME.  Add DW_AT_inline attribute if needed.
7439	(gen_member_die): For C++ inline static data members, emit a
7440	definition DIE right away in DW_TAG_compile_unit context.
7441
74422016-11-01  John David Anglin  <danglin@gcc.gnu.org>
7443
7444	PR target/78166
7445	* config/pa/pa.md: Add new shift/add patterns to handle
7446	(plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
7447
74482016-11-01  Max Filippov  <jcmvbkbc@gmail.com>
7449
7450	* config/xtensa/xtensa-protos.h
7451	(xtensa_use_return_instruction_p): New prototype.
7452	* config/xtensa/xtensa.c (xtensa_current_frame_size,
7453	xtensa_callee_save_size): Remove.
7454	(struct machine_function): Add new fields: current_frame_size,
7455	callee_save_size, frame_laid_out and epilogue_done.
7456	(compute_frame_size, xtensa_expand_prologue,
7457	xtensa_expand_epilogue): Replace xtensa_callee_save_size with
7458	cfun->machine->callee_save_size and xtensa_current_frame_size
7459	with cfun->machine->current_frame_size.
7460	(compute_frame_size): Update cfun->machine->frame_laid_out and
7461	don't update frame layout after reload completion.
7462	(xtensa_expand_epilogue): Set cfun->machine->epilogue_done
7463	instead of zeroing xtensa_current_frame_size.
7464	(xtensa_use_return_instruction_p): New function.
7465	* config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
7466	declaration.
7467	(INITIAL_ELIMINATION_OFFSET): Use return value of
7468	compute_frame_size instead of xtensa_current_frame_size value.
7469	* config/xtensa/xtensa.md ("return" pattern): Use new predicate
7470	function xtensa_use_return_instruction_p instead of inline code.
7471
74722016-11-01  Jakub Jelinek  <jakub@redhat.com>
7473
7474	* tree.h (BLOCK_IN_COLD_SECTION_P): Define.
7475	* final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
7476	* dwarf2out.c (rnglist_idx): New variable.
7477	(struct dw_ranges): Add label, idx and maybe_new_sec fields.
7478	(DEBUG_RNGLISTS_SECTION): Define.
7479	(ranges_base_label): New variable.
7480	(size_of_die) <case dw_val_class_range_list>: If using
7481	DW_FORM_rnglistx, count size of uleb128 of range list index.
7482	(value_format) <case dw_val_class_range_list>: For
7483	-gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
7484	(output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
7485	offsets.  Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
7486	(add_ranges_num): Remove useless prototype.  Don't multiply
7487	by 2 * DWARF2_ADDR_SIZE.  Add maybe_new_sec argument, adjust
7488	for new fields added to dw_ranges struct.
7489	(add_ranges): Add maybe_new_sec argument and pass it
7490	through to add_ranges_num.
7491	(note_rnglist_head): New function.
7492	(add_ranges_by_labels): Pass true as maybe_new_sec to
7493	add_ranges_num, call note_rnglist_head on the head of the list.
7494	(output_ranges): Add function comment.  Switch to
7495	.debug_ranges section here and emit .Ldebug_ranges0 label.
7496	(index_rnglists, output_rnglists): New functions.
7497	(gen_subprogram_die): Formatting fixes.
7498	(add_high_low_attributes): Don't divide offsets
7499	by 2 * DWARF2_ADDR_SIZE.  Call note_rnglist_head on the
7500	first list element or when pointing into the middle of
7501	a list.  Pass true as second argument to add_ranges on the
7502	first block fragment after cold/hot section switch.
7503	(init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
7504	section instead of .debug_ranges.  Initialize
7505	ranges_base_label if -gdwarf-5 -gsplit-dwarf.
7506	(dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
7507	index_rnglists and add DW_AT_rnglists_base attr.  Don't switch
7508	to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
7509	Call output_rnglists for -gdwarf-5.
7510	(dwarf2out_c_finalize): Clear rnglist_idx.
7511
75122016-11-01  Fritz Reese  <fritzoreese@gmail.com>
7513
7514	* combine.c (simplify_compare_const): Add gcc_fallthrough.
7515
75162016-11-01  Bilyan Borisov  <bilyan.borisov@arm.com>
7517	    Tamar Christina <tamar.christina@arm.com>
7518
7519	* config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
7520	* config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
7521	(vmaxnmq_f32): Likewise.
7522	(vminnm_f32): Likewise.
7523	(vminnmq_f32): Likewise.
7524	* config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
7525	(vminnm): Likewise.
7526	* config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
7527	expander.
7528
75292016-10-31  Michael Meissner  <meissner@linux.vnet.ibm.com>
7530
7531	* config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
7532	binary floating point types supported by the hardware except for
7533	double.
7534	(vsx_xvcvsxwdp_df): Provide scalar result alternative to the
7535	vector instruction for optimizing extracting a SImode from a
7536	V4SImode vector and converting it to floating point.
7537	(vsx_xvcvuxwdp_df): Likewise.
7538	(vsx_extract_si): On ISA 3.0, allow extract target and temporary
7539	registers to be any VSX register.  Move stores to the end of the
7540	constraints.
7541	(vsx_extract_si_<uns>float_df): New combiner pattern and splitter
7542	to optimize extracting a SImode from a V4SImode vector and
7543	converting it to a binary floating point type supported by the
7544	hardware.  Use the vector converts instead of extracting the
7545	element, sign extending it, and then converting it to double.
7546	Other floating point types  than double first convert to double,
7547	then the double is converted to that type.
7548	(vsx_extract_si_<uns>float_<mode>): Likewise.
7549
75502016-10-31  Andrew Pinski  <apinski@cavium.com>
7551
7552	* config/aarch64/driver-aarch64.c (host_detect_local_cpu):
7553	Rewrite handling of part num to handle the case where
7554	multiple implementers share the same part num.
7555
75562016-10-31  Jan Kratochvil  <jan.kratochvil@redhat.com>
7557	    Jakub Jelinek  <jakub@redhat.com>
7558
7559	* dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
7560	(DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
7561
75622016-10-31  Jakub Jelinek  <jakub@redhat.com>
7563
7564	* dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
7565	(use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
7566	(new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
7567	(is_cu_die, is_unit_die): Likewise.
7568	(should_move_die_to_comdat, break_out_comdat_types): Adjust
7569	comments for DWARF5 DW_UT_type units.
7570	(output_compilation_unit_header): Add UT argument, output
7571	start of DWARF5 .debug_info section header.
7572	(output_comp_unit): Add dwo_id argument.  Adjust
7573	output_compilation_unit_header caller, for DW_UT_split_compile
7574	emit dwo_id field, otherwise padding1.  Emit padding2 field.
7575	(add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
7576	rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
7577	(output_skeleton_debug_sections): Add dwo_id argument, for
7578	-gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
7579	(output_comdat_type_unit): For -gdwarf-5 emit .debug_info
7580	DW_UT_type or DW_UT_split_type units rather than .debug_types.
7581	(dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
7582	DW_TAG_compile_unit for skeleton unit die.  Don't add
7583	DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
7584	address to output_comp_unit and output_skeleton_debug_sections.
7585
7586	* dwarf2out.c (debug_line_str_section): New variable.
7587	(debug_line_str_hash): Likewise.
7588	(DEBUG_LINE_STR_SECTION): Define.
7589	(set_indirect_string): Handle DW_FORM_line_strp like
7590	DW_FORM_strp.
7591	(find_string_form): Fix up formatting.
7592	(size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
7593	Fix up indentation.
7594	(output_die): Handle DW_FORM_line_strp.
7595	(DWARF5_USE_DEBUG_LINE_STR): Define.
7596	(output_line_string): New function.
7597	(output_file_names): Add -gdwarf-5 support.
7598	(output_line_info): Likewise.
7599	(init_sections_and_labels): Initialize debug_line_str_section.
7600	(output_indirect_string): Change 2nd argument from void *
7601	to enum dwarf_form form, compare with form rather than
7602	DW_FORM_strp.
7603	(output_indirect_strings): Pass DW_FORM_strp to
7604	output_indirect_string traversion.
7605	(dwarf2out_finish): Output .debug_line_str strings.
7606	(dwarf2out_c_finalize): Clear debug_line_str_section and
7607	debug_line_str_hash.
7608
76092016-10-31  Tom Tromey  <tom@tromey.com>
7610
7611	PR debug/77315
7612	* dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
7613	(resolve_args_picking_1): Move DW_OP_form_tls_address case next to
7614	DW_OP_GNU_push_tls_address case.
7615	(loc_list_from_tree_1): Use DW_OP_form_tls_address.
7616
76172016-10-31  Jakub Jelinek  <jakub@redhat.com>
7618
7619	* dwarf2out.h (struct dw_loc_descr_node): Adjust comment
7620	for frame_offset_rel bit.
7621	(struct array_descr_info): Add rank field.
7622	* dwarf2out.c (struct loc_descr_context): Add placeholder_arg
7623	and placeholder_seen fields.
7624	(resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
7625	and DW_OP_over.  Optimize DW_OP_pick 0 into DW_OP_dup and
7626	DW_OP_pick 1 into DW_OP_over.
7627	(function_to_dwarf_procedure, type_byte_size, field_byte_offset,
7628	gen_variant_part): Clear placeholder_{arg,seen}.
7629	(loc_list_from_tree_1): Drop const from context argument.
7630	Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
7631	(loc_list_for_address_of_addr_expr_of_indirect_ref,
7632	loc_list_from_tree, loc_descriptor_from_tree): Drop const from
7633	context argument.
7634	(add_scalar_info): Drop const from context argument.  Handle
7635	context->placeholder_arg.
7636	(add_bound_info): Drop const from context argument.
7637	(gen_descr_array_type_die): Drop const from ctx variable.
7638	Initialize placeholder_arg and placeholder_seen.  Add DW_AT_rank
7639	attribute and use a single DW_TAG_generic_subrange instead of
7640	7 DW_TAG_subrange_type for assumed rank arrays.
7641
7642	* dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
7643	* dwarf2out.c (struct dw_loc_list_struct): Change emitted field
7644	from bool to 1-bit uchar bitfield.  Add num_assigned and
7645	offset_emitted bitfields.
7646	(dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
7647	for dw_val_class_lineptr and dw_val_class_macptr.  Handle
7648	dw_val_class_loclistsptr.
7649	(new_addr_loc_descr): Fix up formatting.
7650	(DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
7651	(add_AT_low_high_pc): Fix up formatting.
7652	(add_AT_loclistsptr): New function.
7653	(AT_lbl): Allow dw_val_class_loclistsptr.
7654	(print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
7655	Handle dw_val_class_loclistsptr.
7656	(loc_list_idx): New variable.
7657	(output_loclists_offsets, assign_location_list_indexes): New
7658	functions.
7659	(size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
7660	add size_of_uleb128 of the index.  Drop never used
7661	dwarf_split_debug_info AT_index handling.  Handle
7662	dw_val_class_loclistsptr.
7663	(value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
7664	if -gsplit-dwarf -gdwarf-5.  Handle dw_val_class_loclistsptr.
7665	(output_loc_list): Handle DWARF 5 .debug_loclists* format.
7666	(output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
7667	DW_FORM_loclistx indexes.
7668	(output_attr_index_or_value): Fix up formatting.  Don't handle
7669	dw_val_class_loc_list here.
7670	(output_die): Formatting fixes.  Handle dw_val_class_loclistsptr.
7671	For dw_val_class_loc_list call output_loc_list_offset rather than
7672	output_attr_index_or_value.
7673	(init_sections_and_labels): For -gdwarf-5 use .debug_loclists
7674	or .debug_loclists.dwo section name for debug_loc_section.
7675	(resolve_addr_in_expr): Formatting fix.
7676	(index_location_lists): Likewise.
7677	(dwarf2out_finish): If there are any location lists, for
7678	-gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute.  Call
7679	index_location_lists only if have_location_lists.  Call
7680	assign_location_list_indexes for -gsplit-dwarf -gdwarf-5.  Emit
7681	.debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
7682	-gsplit-dwarf also emit offset table.
7683
7684	* dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
7685	(size_of_die, value_format, output_die): Use
7686	DW_FORM_data16 for 128-bit dw_val_class_const_double or
7687	dw_val_class_wide_int.
7688
7689	* dwarf2out.c (dwarf_op): Renamed to ...
7690	(dwarf_OP): ... this.
7691	(convert_descriptor_to_mode, scompare_loc_descriptor,
7692	minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
7693	implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
7694	callers.
7695	(dwarf_AT, dwarf_TAG): New functions.
7696	(check_die): Disallow DW_AT_call_all_calls next to
7697	DW_AT_GNU_all_call_sites.
7698	(gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
7699	and attributes instead of the corresponding GNU tag and attributes.
7700	(gen_subprogram_die): Likewise.  Emit call site information even
7701	for -gdwarf-5 -gstrict-dwarf.  Replace DW_AT_GNU_defaulted with
7702	DW_AT_defaulted in comment.
7703	(resolve_addr): Handle DW_AT_call_origin attribute on
7704	DW_TAG_call_site DIE like DW_AT_abstract_origin on
7705	DW_TAG_GNU_call_site DIE.
7706
7707	* dwarf2out.c (dwarf_op): New function.
7708	(size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
7709	DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
7710	(output_loc_operands, output_loc_operands_raw): Likewise.
7711	(resolve_args_picking_1, prune_unused_types_walk_loc_descr,
7712	mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
7713	(resolve_addr_in_expr): Likewise.  Only punt for !dwarf_strict
7714	if dwarf_version < 5.
7715	(convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
7716	DW_OP_GNU_xxx.
7717	(scompare_loc_descriptor, ucompare_loc_descriptor,
7718	minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
7719	implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
7720	optimize_location_into_implicit_ptr): Likewise.  Only punt for
7721	!dwarf_strict if dwarf_version < 5.
7722	(string_cst_pool_decl): Adjust comment.
7723	(non_dwarf_expression): Handle DW_OP_implicit_pointer.
7724
7725	* dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
7726	dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
7727	(struct dw_val_node): Add val_file_implicit field.
7728	* dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
7729	attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
7730	output_die): Handle dw_val_class_const_implicit,
7731	dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
7732	(abbrev_die_table): Change into va_gc vec.
7733	(abbrev_die_table_allocated, abbrev_die_table_in_use,
7734	ABBREV_DIE_TABLE_INCREMENT): Remove.
7735	(AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
7736	(abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
7737	variables.
7738	(build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
7739	If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
7740	vectors.
7741	(die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
7742	functions.
7743	(output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
7744	the implicit value.
7745	(output_abbrev_section): Adjust for abbrev_die_table being a va_gc
7746	vec.
7747	(output_comp_unit): Initialize abbrev_opt_start if emitting the main
7748	unit.  Call optimize_abbrev_table.
7749	(dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
7750	abbrev_die_table being a va_gc vec.
7751
7752	PR tree-optimization/77860
7753	* tree-ssa-reassoc.c (eliminate_using_constants): Handle
7754	also integral complex and vector constants.
7755
7756	* dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
7757	optimize_macinfo_range, save_macinfo_strings): Replace
7758	DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
7759	(output_macinfo): Likewise.  Emit .debug_macro* rather than
7760	.debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
7761	(init_sections_and_labels): Use .debug_macro* labels rather than
7762	.debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
7763	(dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
7764	or DW_AT_GNU_macros for -gdwarf-5.
7765
77662016-10-31  Waldemar Brodkorb  <wbx@openadk.org>
7767
7768	* config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
7769
77702016-09-11  Le-Chun Wu  <lcwu@google.com>
7771	    Mark Wielaard  <mjw@redhat.com>
7772
7773	* common.opt (Wshadow=global): New option. Default for -Wshadow.
7774	(Wshadow=local): New option.
7775	(Wshadow-local): Hidden alias for -Wshadow=local.
7776	(Wshadow=compatible-local): New option.
7777	(Wshadow-compatible-local): Hidden alias for
7778	-Wshadow=compatible-local.
7779	* doc/invoke.texi: Document Wshadow=global, Wshadow=local and
7780	Wshadow=compatible-local.
7781
77822016-10-31  Bin Cheng  <bin.cheng@arm.com>
7783
7784	* tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
7785	Check slp defs for COND_EXPR by swapping/inverting operands if the
7786	new parameter SWAP indicates so.
7787	(vect_build_slp_tree_1): New parameter SWAP.  Check COND_EXPR stmt
7788	is isomorphic to the first stmt via swapping/inverting.  Store swap
7789	information in the new parameter SWAP.
7790	(vect_build_slp_tree): New local array SWAP and pass it to function
7791	vect_build_slp_tree_1.  Cleanup result handling code for function
7792	call to vect_get_and_check_slp_defs.  Skip operand swapping if the
7793	order of operands has been fixed as indicated by SWAP[i].
7794
77952016-10-31  Bin Cheng  <bin.cheng@arm.com>
7796
7797	* tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
7798	unnecessary data dependence check after visited store stmt.
7799
78002016-10-30  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
7801
7802	PR tree-optimization/71915
7803	PR tree-optimization/71490
7804	* gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
7805	stride_type field.
7806	(find_basis_for_base_expr): Require stride types to match when
7807	seeking a basis.
7808	(alloc_cand_and_find_basis): Record the stride type.
7809	(slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
7810	(backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
7811	the expressions having those types.
7812	(slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
7813	(create_mul_ssa_cand): Likewise.
7814	(create_mul_imm_cand): Likewise.
7815	(create_add_ssa_cand): Likewise.
7816	(create_add_imm_cand): Likewise.
7817	(legal_cast_p_1): Change interface to accept types rather than the
7818	expressions having those types.
7819	(legal_cast_p): Pass types to legal_cast_p_1.
7820	(slsr_process_cast): Pass stride type to
7821	alloc_cand_and_find_basis.
7822	(slsr_process_copy): Likewise.
7823	(dump_candidate): Display stride type when a cast exists.
7824	(create_add_on_incoming_edge): Introduce a cast when necessary for
7825	the stride type.
7826	(analyze_increments): Change the code checking for invalid casts
7827	to rely on the stride type, and update the documentation and
7828	example.  Change the code checking for pointer multiplies to rely
7829	on the stride type.
7830	(insert_initializers): Introduce a cast when necessary for the
7831	stride type.  Use the stride type for the type of the initializer.
7832
78332016-10-30  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
7834
7835	* config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
7836
78372016-10-29  Jakub Jelinek  <jakub@redhat.com>
7838
7839	PR rtl-optimization/77919
7840	* expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
7841	into memory if both modes are complex and their inner modes have the
7842	same precision.  If the two modes are different complex modes, convert
7843	each part separately and generate a new CONCAT.
7844
78452016-10-29  John David Anglin  <danglin@gcc.gnu.org>
7846
7847	* config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
7848
78492016-10-29  Jakub Jelinek  <jakub@redhat.com>
7850
7851	PR target/78148
7852	* gimple-ssa-store-merging.c
7853	(imm_store_chain_info::output_merged_store): Use build_aligned_type
7854	instead of SET_TYPE_ALIGN on shared integral type.
7855
78562016-10-29  John David Anglin  <danglin@gcc.gnu.org>
7857
7858	* config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
7859	(MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
7860	Adjust comment.
7861
78622016-10-28  Jeff Law  <law@redhat.com>
7863
7864	* config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
7865	* config/spu/spu.h (REGNO_REG_CLASS): Likewise.
7866
78672016-10-28  Eric Botcazou  <ebotcazou@adacore.com>
7868
7869	* doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
7870
78712016-10-28  Eric Botcazou  <ebotcazou@adacore.com>
7872
7873	* target.def (min_arithmetic_precision): New hook.
7874	* doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
7875	* doc/tm.texi: Regenerate.
7876	* internal-fn.c (expand_arith_overflow): Adjust handling of target
7877	dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
7878	* targhooks.c (default_min_arithmetic_precision): New function.
7879	* targhooks.h (default_min_arithmetic_precision): Declare.
7880	* config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
7881	(sparc_min_arithmetic_precision): New function.
7882
78832016-10-28  Segher Boessenkool  <segher@kernel.crashing.org>
7884
7885	PR target/71847
7886	* combine.c (change_zero_ext): Handle zero_ext of hard registers.
7887	Swap commutative operands in new RTL if needed.  Handle zero_ext
7888	in the set_dest.
7889	(recog_for_combine): Pass *pnewpat to change_zero_ext instead of
7890	PATTERN (insn).
7891
78922016-10-28  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
7893	    Kugan Vivekanandarajah  <kuganv@linaro.org>
7894	    Jim Wilson  <jim.wilson@linaro.org>
7895
7896	PR tree-optimization/43721
7897	* target.def: New hook expand_divmod_libfunc.
7898	* doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
7899	* doc/tm.texi: Regenerate.
7900	* internal-fn.def: Add new entry for DIVMOD ifn.
7901	* internal-fn.c (expand_DIVMOD): New.
7902	* tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
7903	targhooks.h.
7904	(widen_mul_stats): Add new field divmod_calls_inserted.
7905	(target_supports_divmod_p): New.
7906	(divmod_candidate_p): Likewise.
7907	(convert_to_divmod): Likewise.
7908	(pass_optimize_widening_mul::execute): Call calculate_dominance_info,
7909	renumber_gimple_stmt_uids at beginning of function. Call
7910	convert_to_divmod and record stats for divmod.
7911	* config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
7912	TARGET_EXPAND_DIVMOD_LIBFUNC.
7913	* doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
7914	divmod_simode.
7915
79162016-10-28  Eric Botcazou  <ebotcazou@adacore.com>
7917	    Segher Boessenkool  <segher@kernel.crashing.org>
7918
7919	* dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
7920	swapping the arms of the branch.
7921	* internal-fn.c (expand_addsub_overflow): Use a straight-line code
7922	sequence for the generic signed-signed-signed case.
7923
79242016-10-28  Jeff Law  <law@redhat.com>
7925
7926	* config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
7927	fallthru comment.
7928	* config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
7929
79302016-10-28  Segher Boessenkool  <segher@kernel.crashing.org>
7931
7932	PR rtl-optimization/78029
7933	* function.c (prologue_contains, epilogue_contains): New functions.
7934	(record_prologue_seq, record_epilogue_seq): New functions.
7935	* function.h (prologue_contains, epilogue_contains,
7936	record_prologue_seq, record_epilogue_seq): New declarations.
7937	* sched-deps.c (sched_analyze_insn): Make dependencies to prevent
7938	mixing prologue and epilogue insns.
7939	(init_deps): Initialize the new fields in struct deps_desc.
7940	* sched-int.h (struct deps_desc): New fields last_prologue,
7941	last_epilogue, and last_logue_was_epilogue.
7942	* shrink-wrap.c (emit_common_heads_for_components): Record all
7943	emitted prologue and epilogue insns.
7944	(emit_common_tails_for_components): Ditto.
7945	(insert_prologue_epilogue_for_components): Ditto.
7946
79472016-10-28  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
7948
7949	PR middle-end/22141
7950	* Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
7951	* common.opt (fstore-merging): New Optimization option.
7952	* opts.c (default_options_table): Add entry for
7953	OPT_ftree_store_merging.
7954	* fold-const.h (can_native_encode_type_p): Declare prototype.
7955	* fold-const.c (can_native_encode_type_p): Define.
7956	* params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
7957	(PARAM_MAX_STORES_TO_MERGE): Likewise.
7958	* timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
7959	* passes.def: Insert pass_tree_store_merging.
7960	* tree-pass.h (make_pass_store_merging): Declare extern
7961	prototype.
7962	* gimple-ssa-store-merging.c: New file.
7963	* doc/invoke.texi (Optimization Options): Document
7964	-fstore-merging.
7965	(--param documentation): Document store-merging-allow-unaligned
7966	and max-stores-to-merge.
7967
79682016-10-28  Will Schmidt <will_schmidt@vnet.ibm.com>
7969
7970	PR middle-end/72747
7971	* gimplify.c (gimplify_init_constructor): Move emit of constructor
7972	assignment to earlier in the if/else logic.
7973
79742016-10-28  Richard Biener  <rguenther@suse.de>
7975
7976	PR middle-end/78128
7977	PR middle-end/71002
7978	* fold-const.c (make_bit_field_ref): Only adjust alias set
7979	when the original alias set was zero.
7980
79812016-10-28  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
7982
7983	* config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
7984	(s390_adjust_loops): New function.
7985	(s390_reorg): Invoke s390_adjust_loops.
7986	* config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
7987	("osc_break"): New insn definition.
7988
79892016-10-28  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
7990
7991	* config/s390/s390.opt: Support alternate cpu level naming (archXX).
7992	* config.gcc: Support alternate archXX cpu levels with
7993	--with-arch= and --with-tune=.
7994	* config/s390/linux.h: Translate new archXX cpu levels to the
7995	original names when calling GAS.
7996	* config/s390/tpf.h: Likewise.
7997	* doc/invoke.texi: Document the alternate cpu level names.
7998
79992016-10-28  Jakub Jelinek  <jakub@redhat.com>
8000
8001	PR rtl-optimization/77919
8002	* expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
8003	MEM if mode1 is not a complex mode.
8004
8005	PR rtl-optimization/78132
8006	* ree.c (combine_reaching_defs): Give up if copy_needed and
8007	!HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
8008
80092016-10-27  Eric Botcazou  <ebotcazou@adacore.com>
8010
8011	* config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
8012
80132016-10-27  Michael Meissner  <meissner@linux.vnet.ibm.com>
8014
8015	* config/rs6000/constraints.md (wH constraint): Add new
8016	constraints for allowing 32-bit integers (and eventually 8/16-bit
8017	integers) into the vector registers.
8018	(wI constraint): Likewise.
8019	(wJ constraint): Likewise.
8020	(wK constraint): Likewise.
8021	* config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
8022	-mvsx-small-integer as a default option for ISA 2.07
8023	(i.e. power8).
8024	(POWERPC_MASKS): Likewise.
8025	* config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
8026	switch to turn off small integer support in vector registers.
8027	* config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
8028	test for -mupper-regs-di, since it is already done with the
8029	reg_add[mode].scalar_in_vsx_p.  Add support for the switch
8030	-mvsx-small-integer.
8031	(rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
8032	constraints.
8033	(rs6000_setup_reg_addr_masks): Likewise.
8034	(rs6000_init_hard_regno_mode_ok): Likewise.
8035	(rs6000_option_override_internal): Add consistency checks for
8036	-mvsx-small-integer.
8037	(rs6000_secondary_reload_simple_move): SImode is a simple move if
8038	-mvsx-small-integer.
8039	(rs6000_secondary_reload): Use std::swap.
8040	(rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
8041	VSX_REGS for small integers in vector registers, since there is no
8042	D-FORM address mode for such types.
8043	(rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
8044	(rs6000_opt_masks): Add -mvsx-small-integer.
8045	* config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
8046	support.
8047	(VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
8048	extracts can be done on ISA 2.07.
8049	(vsx_extract_<mode>): Add support for small integers in vsx
8050	registers.
8051	(vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
8052	longer support V4SImode in this pattern.
8053	(vsx_extract_si): New insn to support extraction of SImode in ISA
8054	2.07 using either xxextractuw or vspltw.
8055	(vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
8056	longer support V4SImode in this pattern.
8057	* config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
8058	wJ, and wK constraints.
8059	* config/rs6000/rs6000.md (f32_sv): Use correct instruction for
8060	storing SDmode with VSX instructions.
8061	(zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
8062	GPR load and before the FPR and VSX loads.  Remove ??, ! from the
8063	constraints.  Add MFVSRWZ and XXEXTRACTUW instructions to support
8064	small integers in vector registers.
8065	(extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
8066	load and before the FPR and VSX loads.  Remove ??, ! from the
8067	constraints.  Add VEXTSW2D support for small integers in vector
8068	registers.
8069	(lfiwax): Remove ! constraint.  Add VEXTSW2D support for small
8070	integers in vector registers.
8071	(floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
8072	move instead of using an UNSPEC.
8073	(lfiwzx): Remove ! constraint.  Add XXEXTRACTUW support for small
8074	integers in vector registers.
8075	(floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
8076	move instead of using an UNSPEC.
8077	(movsi_internal1): Add support for -mvsx-small-integer.  Align
8078	columns so that it is more readable.
8079	(SImode splitter for ISA 3.0 constants): Add splitter for
8080	-128..127 constants that can easily be constructed on ISA 3.0.
8081	* doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
8082	constraints.
8083
80842016-10-27  Jakub Jelinek  <jakub@redhat.com>
8085
8086	PR middle-end/78025
8087	* omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
8088	functions.
8089
80902016-10-27  Aldy Hernandez  <aldyh@redhat.com>
8091
8092	* builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
8093	PIC_OFFSET_TABLE_REGNUM twice.
8094
80952016-10-27  Bin Cheng  <bin.cheng@arm.com>
8096
8097	* match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
8098	support for constant operand for OP.
8099
81002016-10-27  Jakub Jelinek  <jakub@redhat.com>
8101
8102	* dwarf2out.c (gen_member_die): Only reparent_child instead of
8103	splice_child_die if child doesn't have DW_AT_specification attribute.
8104
81052016-10-27  Thomas Preud'homme  <thomas.preudhomme@arm.com>
8106
8107	* config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
8108	(TARGET_HAVE_LDREXBH): Likewise.
8109	(TARGET_HAVE_LDACQ): Likewise.
8110
81112016-10-27  Thomas Preud'homme  <thomas.preudhomme@arm.com>
8112
8113	* config/arm/arm.c (arm_split_atomic_op): Add function comment.  Add
8114	logic to to decide whether to copy over old value to register for new
8115	value.
8116	* config/arm/sync.md: Add comments explaning why mode and code
8117	attribute are not defined in iterators.md
8118	(thumb1_atomic_op_str): New code attribute.
8119	(thumb1_atomic_newop_str): Likewise.
8120	(thumb1_atomic_fetch_op_str): Likewise.
8121	(thumb1_atomic_fetch_newop_str): Likewise.
8122	(thumb1_atomic_fetch_oldop_str): Likewise.
8123	(atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
8124	mirror the more restrictive constraints of the Thumb-1 insns after
8125	split compared to Thumb-2 counterpart insns.
8126	(atomic_<sync_optab><mode>): Likewise.  Add comment to keep constraints
8127	in sync with non atomic version.
8128	(atomic_nand<mode>): Likewise.
8129	(atomic_fetch_<sync_optab><mode>): Likewise.
8130	(atomic_fetch_nand<mode>): Likewise.
8131	(atomic_<sync_optab>_fetch<mode>): Likewise.
8132	(atomic_nand_fetch<mode>): Likewise.
8133	* config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
8134	in sync with atomic version.
8135	(thumb1_subsi3_insn): Likewise.
8136	(thumb1_andsi3_insn): Likewise.
8137	(thumb1_iorsi3_insn): Likewise.
8138	(thumb1_xorsi3_insn): Likewise.
8139
81402016-10-27  Nick Clifton  <nickc@redhat.com>
8141
8142	* plugin.c (register_plugin_info): Produce an error message if the
8143	plugin is not found in the hash table.
8144
81452016-10-27  Bin Cheng  <bin.cheng@arm.com>
8146
8147	* match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
8148	New pattern.
8149
81502016-10-26  Kelvin Nilsen  <kelvin@gcc.gnu.org>
8151
8152	PR target/78056
8153	* config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
8154	define builtin functions from the bdesc_spe_predicates or
8155	bdesc_spe_evsel arrays if the builtin mask is not compatible with
8156	the current compiler configuration.
8157	(paired_init_builtins): Modify loop to not define define builtin
8158	functions from the bdesc_paried_preds array if the builtin mask is
8159	not compatible with the current compiler configuration.
8160	(altivec_init_builtins): Modify loops to not define the
8161	__builtin_altivec_stxvl function nor the builtin functions from
8162	the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
8163	builtin mask is not compatible with the current compiler
8164	configuration.
8165
81662016-10-26  Jeff Law  <law@redhat.com>
8167
8168	* config/sh/sh.c (output_branch): Add missing fallthru comments.
8169	(gen_shl_and): Likewise.
8170	* config/sh/sh.md (movsicc): Add missing fallthru comments.
8171
8172	* config/mips/mips.c (mips16_constant_cost): Add missing
8173	fallthru comments.
8174	(mips16_build_call_stub): Increase buffer size.  Adjust
8175	fallthru comment.
8176
81772016-10-26  David Malcolm  <dmalcolm@redhat.com>
8178
8179	* print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
8180	INSN_UIDs for all insns in compact mode.
8181	(rtx_writer::print_rtx): Likewise.
8182	* print-rtl.h (rtx_writer::flag_compact): Update comment.
8183	* rtl-tests.c (selftest::test_dumping_insns): Update expected
8184	output to include INSN_UID.
8185	(selftest::test_uncond_jump): Likewise.
8186
81872016-10-26  Pat Haugen  <pthaugen@us.ibm.com>
8188
8189	* haifa-sched.c (call_used_regs_num): Rename to...
8190	(call_saved_regs_num): ...this.
8191	(fixed_regs_num): New variable.
8192	(sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
8193	regs not call_used.
8194	(alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
8195
81962016-10-26  David Malcolm  <dmalcolm@redhat.com>
8197
8198	* print-rtl-function.c (print_rtx_function): Rewrite in terms of
8199	class rtx_writer.
8200	* print-rtl.c (outfile): Delete global.
8201	(sawclose): Likewise.
8202	(indent): Likewise.
8203	(in_call_function_usage): Likewise.
8204	(flag_compact): Likewise.
8205	(flag_simple): Likewise.
8206	(rtx_writer::rtx_writer): New ctor.
8207	(print_rtx_operand_code_0): Convert to...
8208	(rtx_writer::print_rtx_operand_code_0): ...this.
8209	(print_rtx_operand_code_e): Convert to...
8210	(rtx_writer::print_rtx_operand_code_e): ...this.
8211	(print_rtx_operand_codes_E_and_V): Convert to...
8212	(rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
8213	(print_rtx_operand_code_i): Convert to...
8214	(rtx_writer::print_rtx_operand_code_i): ...this.
8215	(print_rtx_operand_code_r): Convert to...
8216	(rtx_writer::print_rtx_operand_code_r): ...this.
8217	(print_rtx_operand_code_u): Convert to...
8218	(rtx_writer::print_rtx_operand_code_u): ...this.
8219	(print_rtx_operand): Convert to...
8220	(rtx_writer::print_rtx_operand): ...this.
8221	(print_rtx): Convert to...
8222	(rtx_writer::print_rtx): ...this.
8223	(print_inline_rtx): Rewrite in terms of class rtx_writer.
8224	(debug_rtx): Likewise.
8225	(print_rtl): Convert to...
8226	(rtx_writer::print_rtl): ...this.
8227	(print_rtl): Reimplement in terms of class rtx_writer.
8228	(print_rtl_single): Rewrite in terms of class rtx_writer.
8229	(print_rtl_single_with_indent): Convert to..
8230	(rtx_writer::print_rtl_single_with_indent): ...this.
8231	(print_simple_rtl): Rewrite in terms of class rtx_writer.
8232	* print-rtl.h (flag_compact): Delete decl.
8233	(class rtx_writer): New class.
8234	* rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
8235	class rtx_writer.
8236
82372016-10-26  Jeff Law  <law@redhat.com>
8238
8239	* config/microblaze/microblaze.c (tls_mentioned_p): Avoid
8240	fallthru.
8241
8242	* config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
8243	(check_if_valid_sleep_operand): Add missing fallthru comment.
8244	(arc_register_move_cost): Increase buffer size.
8245	* config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
8246	comment.
8247	* config/arc/predicates.md (move_str_operand): Avoid fallthru.
8248
8249	* config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
8250	comment.  Add gcc_unreachable for path that should never happen.
8251
8252	* config/epiphany/epiphany.c (epiphany_print_operand): Adjust
8253	fallthru comment.
8254
82552016-10-26  Jakub Jelinek  <jakub@redhat.com>
8256	    Martin Liska  <mliska@suse.cz>
8257
8258	PR fortran/77973
8259	* gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
8260	clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
8261	on outer context if any.
8262
82632016-10-26  Jakub Jelinek  <jakub@redhat.com>
8264
8265	* gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
8266	by increment rather than double it.
8267	(insert_remove_pass): Strip leading whitespace from args[3].  Don't
8268	emit a space before args[4].
8269	(END): Don't emit a space before with_arg.
8270
82712016-10-26  Thomas Preud'homme  <thomas.preudhomme@arm.com>
8272
8273	* config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
8274	Baseline only alternatives to (i) hold store atomic success value in a
8275	return register rather than a scratch register, (ii) use a low register
8276	for it and to (iii) ensure the cbranchsi insn generated by the split
8277	respect the constraints of Thumb-1 cbranchsi4_insn and
8278	cbranchsi4_scratch.
8279	* config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
8280	constraints must match those in atomic_compare_and_swap.
8281	(cbranchsi4_scratch): Likewise.
8282
82832016-10-26  Thomas Preud'homme  <thomas.preudhomme@arm.com>
8284
8285	* config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
8286	variable.  Add the new parameter to the insn generator.  Set that
8287	parameter to be CC flag for 32-bit targets, bval otherwise.  Set the
8288	return value from the negation of that parameter for Thumb-1, keeping
8289	the logic unchanged otherwise except for using bdst as the destination
8290	register of the compare_and_swap insn.
8291	(arm_split_compare_and_swap): Add explanation about how is the value
8292	returned to the function comment.  Rename scratch variable to
8293	neg_bval.  Adapt initialization of variables holding operands to the
8294	new operand numbers.  Use return register to hold result of store
8295	exclusive for Thumb-1, scratch register otherwise.  Construct the
8296	appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
8297	for 32-bit targets.  Guard Z flag setting to restrict to 32bit targets.
8298	Use gen_cbranchsi4 rather than hand-written conditional branch to loop
8299	for strongly ordered compare_and_swap.
8300	* config/arm/predicates.md (cc_register_operand): New predicate.
8301	* config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
8302	match_operand with the new predicate to accept either the CC flag or a
8303	destination register for the boolean return value, restricting it to
8304	CC flag only via constraint.  Adapt operand numbers accordingly.
8305
83062016-10-26  Jeff Law  <law@redhat.com>
8307
8308	* config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
8309
8310	* config/frv/frv.c (comparison_string): Do not fall through after
8311	an error.
8312
8313	* config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
8314	comment.
8315	(expand_one_builtin): Add missing break.
8316
8317	* config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
8318	(m32c_legitimate_address_p): Likewise.
8319
8320	* config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
8321
8322	* config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
8323
8324	* config/microblaze/microblaze.c (microblaze_function_arg): Adjust
8325	fallthru comment.
8326
8327	* config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
8328	fallthru comment.
8329
8330	* config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
8331
8332	* config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
8333	comment.
8334	(rl78_asm_ctor_dtor): Increase buffer size.
8335
8336	* config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
8337	buffer size.
8338	(xstormy16_asm_output_constructor): Likewise.
8339
8340	* config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
8341	size.
8342
8343	* config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
8344	comment to silence warning.
8345
8346	* config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
8347	(spu_legitimate_address_p): Fix logic error and add missing fallthru
8348	comment.
8349
83502016-10-26  Michael Matz  <matz@suse.de>
8351
8352	PR tree-optimization/78060
8353	PR tree-optimization/78061
8354	PR tree-optimization/78088
8355	* tree-ssa-loop-split.c (easy_exit_values): New function.
8356	(tree_ssa_split_loops): Use it.
8357	(compute_new_first_bound): Change order of operations,
8358	fix invalid use of types.
8359
83602016-10-26  Georg-Johann Lay  <avr@gjlay.de>
8361
8362	gen-pass-instances.awk is sensitive to the order in which
8363	passes are added; passes that appear later have to be added first.
8364
8365	PR target/71676
8366	PR target/71678
8367	* config/avr/avr-passes.def: Swap order of directives for
8368	gen-pass-instances.awk.
8369
83702016-10-25  Jeff Law  <law@redhat.com>
8371
8372	* config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
8373	(vax_notice_update_cc): Likewise.
8374
83752016-10-25  Eric Botcazou  <ebotcazou@adacore.com>
8376
8377	* config.gcc (sparc*-*-solaris2*): Adjust.
8378	(sparc64-*-linux*): Likewise.
8379	* config/sparc/default-64.h: Rename to...
8380	* config/sparc/default64.h: ...this.
8381	* config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
8382	with TARGET_ARCH64.
8383	(sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
8384	* config/sparc/sparc.h: Minor tweaks.
8385	* config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
8386	TARGET_ARCH32 throughout.  Minor various tweaks throughout.
8387
83882016-10-25  David Malcolm  <dmalcolm@redhat.com>
8389
8390	* input.c (fcache::file_patch): Add comment about lifetime.
8391	(selftest::cpp_reader_ptr): New class.
8392	(selftest::lexer_test): Convert m_parser from cpp_reader *
8393	to a cpp_reader_ptr, and move m_tempfile to after it.
8394	(selftest::lexer_test::lexer_test): Update for above reordering.
8395	(lexer_test::~lexer_test): Move cleanup of m_parser to
8396	cpp_reader_ptr's dtor.
8397
83982016-10-25  David Malcolm  <dmalcolm@redhat.com>
8399
8400	* toplev.c (toplev::main): Remove call to
8401	location_adhoc_data_fini.
8402
84032016-10-25  Eric Botcazou  <ebotcazou@adacore.com>
8404
8405	* tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
8406	* tree.c (int_fits_type_p): Likewise.  Adjust head comment.
8407
84082016-10-25  David Malcolm  <dmalcolm@redhat.com>
8409
8410	* ggc-tests.c (forcibly_ggc_collect): Rename to...
8411	(selftest::forcibly_ggc_collect): ...this, and remove "static".
8412	(test_basic_struct): Update for above renaming.
8413	(test_length): Likewise.
8414	(test_union): Likewise.
8415	(test_finalization): Likewise.
8416	(test_deletable_global): Likewise.
8417	(test_inheritance): Likewise.
8418	(test_chain_next): Likewise.
8419	(test_user_struct): Likewise.
8420	(test_tree_marking): Likewise.
8421	* selftest-run-tests.c (selftest::run_tests): Call
8422	selftest::forcibly_ggc_collect at the end of the selftests.
8423	* selftest.h (selftest::forcibly_ggc_collect): New decl.
8424
84252016-10-25  Jakub Jelinek  <jakub@redhat.com>
8426
8427	PR target/78102
8428	* optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
8429	* optabs.c (expand_vec_cond_expr): For comparison codes
8430	EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
8431	(expand_vec_cmp_expr): For comparison codes
8432	EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
8433	* optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
8434	Add enum tree_code argument.
8435	* optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
8436	inline functions.
8437	* optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument.  For
8438	CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
8439	fallback.
8440	(expand_vec_cond_expr_p): Add CODE argument.  For CODE EQ_EXPR or
8441	NE_EXPR, attempt to use vcondeq_optab as fallback.
8442	* tree-vect-generic.c (expand_vector_comparison,
8443	expand_vector_divmod, expand_vector_condition): Adjust
8444	expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
8445	* tree-vect-stmts.c (vectorizable_condition,
8446	vectorizable_comparison): Likewise.
8447	* tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
8448	check_bool_pattern, search_type_for_mask_1): Likewise.
8449	* expr.c (do_store_flag): Likewise.
8450	* doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
8451	@code{vcondeq@var{m}@var{n}}): Document.
8452	* config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
8453	New expanders.
8454
84552016-10-25  Jeff Law  <law@redhat.com>
8456
8457	* config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
8458	comment.
8459	(v850_output_aligned_bss): Add missing break.
8460
8461	* config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
8462
84632016-10-25  Martin Liska  <mliska@suse.cz>
8464
8465	PR sanitizer/78106
8466	* sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
8467	statements as they can also contain possibly a freeing call.
8468
84692016-10-25  H.J. Lu  <hongjiu.lu@intel.com>
8470	    Martin Liska  <mliska@suse.cz>
8471
8472	PR ipa/78099
8473	* common.opt: Mark flag_ipa_icf_variables as Optimization flag.
8474	* ipa-icf.c (sem_function::get_hash): Add target optimization
8475	node to hash.
8476
84772016-10-25  Wilco Dijkstra  <wdijkstr@arm.com>
8478
8479	PR target/78041
8480	* config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
8481	Remove partial overlap check for shift by 1.
8482	(ashldi3_neon): Likewise.
8483
84842016-10-25  Thomas Preud'homme  <thomas.preudhomme@arm.com>
8485
8486	* config/arm/constraints.md (Q constraint): Document its use for
8487	Thumb-1.
8488	(Pf constraint): New constraint for relaxed, consume or relaxed memory
8489	models.
8490	* config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
8491	alternatives to allow any register when memory model matches Pf and
8492	thus lda is used, but only low registers otherwise.  Use unpredicated
8493	output template for Thumb-1 targets.
8494	(atomic_store<mode>): Likewise for stl.
8495	(arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
8496	whose output template does not have predication.
8497	(arm_load_acquire_exclusive<mode>): Likewise.
8498	(arm_load_exclusivesi): Likewise.
8499	(arm_load_acquire_exclusivesi): Likewise.
8500	(arm_store_release_exclusive<mode>): Likewise.
8501	(arm_store_exclusive<mode>): Use unpredicated output template for
8502	Thumb-1 targets.
8503
85042016-10-25  Jakub Jelinek  <jakub@redhat.com>
8505
8506	* internal-fn.def (LAUNDER): New internal function.
8507	* internal-fn.c (expand_LAUNDER): New function.
8508
85092016-10-25  Georg-Johann Lay  <avr@gjlay.de>
8510	    Pitchumani Sivanupandi  <pitchumani.sivanupandi@microchip.com>
8511
8512	New avr target pass to work around performance loss by PR fix.
8513
8514	PR target/71676
8515	PR target/71678
8516	* config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
8517	(*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
8518	* config/avr/predicates.md (extend_operator): New.
8519	* config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
8520	* config/avr/avr-protos.h (avr_casei_sequence_check_operands)
8521	(make_avr_pass_casesi): New prototypes.
8522	* config/avr/avr.c (print-rtl.h): Include it.
8523	(pass_data avr_pass_data_casesi): Data for new pass.
8524	(avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
8525	(make_avr_pass_casesi, avr_parallel_insn_from_insns)
8526	(avr_is_casesi_sequence, avr_casei_sequence_check_operands)
8527	(avr_optimize_casesi): New functions.
8528
85292016-10-25  Georg-Johann Lay  <avr@gjlay.de>
8530	    Pitchumani Sivanupandi  <pitchumani.sivanupandi@microchip.com>
8531
8532	PR target/71676
8533	PR target/71678
8534	* config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
8535
85362016-10-24  Jakub Jelinek  <jakub@redhat.com>
8537
8538	* dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
8539	DW_AT_rvalue_reference attributes.
8540
85412016-10-24  Bernd Edlinger  <bernd.edlinger@hotmail.de>
8542
8543	* doc/invoke.text (Wint-in-bool-context): Update documentation.
8544	* value-prof.c (stringop_block_profile): Fix a warning.
8545
85462016-10-24  Martin Sebor  <msebor@redhat.com>
8547
8548	PR middle-end/77735
8549	* builtins.c (string_length): New function.
8550	(c_strlen): Use string_length.  Correctly handle wide strings.
8551	* gimple-ssa-sprintf.c (target_max_value, target_size_max): New
8552	functions.
8553	(target_int_max): Call target_max_value.
8554	(format_result::knownrange): New data member.
8555	(fmtresult::fmtresult): Define default constructor.
8556	(format_integer): Use it and set format_result::knownrange.
8557	Handle global constants.
8558	(format_floating_max): Add third argument.
8559	(format_floating): Recompute maximum value for %a for each argument.
8560	(get_string_length): Use fmtresult default ctor.
8561	(format_string): Set format_result::knownrange.
8562	(format_directive): Check format_result::knownrange.
8563	(add_bytes): Same.  Correct caret placement in diagnostics.
8564	(pass_sprintf_length::compute_format_length): Set
8565	format_result::knownrange.
8566	(pass_sprintf_length::handle_gimple_call): Use target_size_max.
8567
85682016-10-24  Jakub Jelinek  <jakub@redhat.com>
8569
8570	* config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
8571	VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
8572
85732016-10-24  Ximin Luo  <infinity0@pwned.gg>
8574
8575	PR debug/77985
8576	* dwarf2out.c (file_table_relative_p): Remove.
8577	(gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
8578	also for absolute paths.
8579	* doc/tm.texi: Update.
8580	* doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
8581	* target.def (force_at_comp_dir): Remove hook.
8582	* config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
8583
85842016-10-24  Richard Biener  <rguenther@suse.de>
8585
8586	* tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
8587	backedges when identifying the single predecessor to take
8588	conditional info from.  Use SCEV to get at ranges for loop IVs.
8589	* lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
8590	avoid false warning.
8591
85922016-10-24  Georg-Johann Lay  <avr@gjlay.de>
8593
8594	PR target/78093
8595	* doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
8596	* config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
8597	(avr_address_tiny_absdata_p): New static function.
8598	(avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
8599	it to determine validity of constant addresses.
8600	(avr_attribute_table) [absdata]: New variable attribute...
8601	(avr_handle_absdata_attribute): ...and handler.
8602	(avr_decl_absdata_p): New static function.
8603	(avr_encode_section_info) [AVR_TINY]: Use it to add flag
8604	AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
8605	(avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
8606
86072016-10-24  Richard Biener  <rguenther@suse.de>
8608
8609	PR tree-optimization/78076
8610	* tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
8611	also on the loop tree root.
8612
86132016-10-24  Jakub Jelinek  <jakub@redhat.com>
8614
8615	* config/i386/i386.c (ix86_fold_builtin): Handle
8616	IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
8617	IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
8618	(ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
8619	IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
8620
86212016-10-24  Martin Liska  <mliska@suse.cz>
8622
8623	PR sanitizer/77966
8624	* opts.c (finish_options): Skip conditionally.
8625
86262016-10-23  Martin Sebor  <msebor@redhat.com>
8627
8628	PR target/77837
8629	* config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
8630	* config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
8631
86322016-10-23  Eric Botcazou  <ebotcazou@adacore.com>
8633
8634	* config/sparc/sparc.md (cpu_feature): Minor tweak.
8635	(enabled): Likewise.
8636	(movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
8637	movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
8638	sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
8639	mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
8640	<code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
8641	fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
8642
86432016-10-23  Eric Botcazou  <ebotcazou@adacore.com>
8644
8645	* config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
8646	with TARGET_ARCH64.  Define __VIS to 0x400 if TARGET_VIS4.
8647
86482016-10-21  Andrew Pinski  <apinski@cavium.com>
8649
8650	* config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
8651	integer constants.
8652	* config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
8653	implementer_id to unsigned char.
8654	Change part_no to unsigned int.
8655	(AARCH64_BIG_LITTLE): New define.
8656	(INVALID_IMP): New define.
8657	(INVALID_CORE): New define.
8658	(cpu_data): Change the last element's implementer_id and part_no to
8659	integers.
8660	(valid_bL_string_p): Rewrite to ..
8661	(valid_bL_core_p): this for integers instead of strings.
8662	(parse_field): New function.
8663	(contains_string_p): Rewrite to ...
8664	(contains_core_p): this for integers and only for the part_no.
8665	(host_detect_local_cpu): Rewrite handling of implementation and
8666	par num to be integers; simplifying the code.
8667
86682016-10-21  Kugan Vivekanandarajah  <kuganv@linaro.org>
8669
8670	* ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
8671	value range for pointers in more cases.
8672
86732016-10-21  Wilco Dijkstra  <wdijkstr@arm.com>
8674
8675	* config/aarch64/aarch64.c (aarch64_add_constant_internal):
8676	Add extra argument to allow emitting the move immediate.
8677	Use add/sub with positive immediate.
8678	(aarch64_add_constant): Add inline function.
8679	(aarch64_add_sp): Likewise.
8680	(aarch64_sub_sp): Likewise.
8681	(aarch64_expand_prologue): Call aarch64_sub_sp.
8682	(aarch64_expand_epilogue): Call aarch64_add_sp.
8683	Decide when to leave out move.
8684	(aarch64_output_mi_thunk): Call aarch64_add_constant.
8685
86862016-10-21  Wilco Dijkstra  <wdijkstr@arm.com>
8687
8688	* config/aarch64/aarch64.c (aarch64_layout_frame):
8689	Align FP callee-saves.
8690
86912016-10-21  Jakub Jelinek  <jakub@redhat.com>
8692
8693	* config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
8694	_addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
8695	Formatting fixes.
8696	* config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
8697	_rdseed64_step): Likewise.
8698	* config/i386/tbmintrin.h (__bextri_u32): Likewise.
8699
8700	PR target/78057
8701	* config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
8702	and tree-ssanames.h.
8703	(ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
8704	with INTEGER_CST argument.
8705	(ix86_gimple_fold_builtin): New function.
8706	(TARGET_GIMPLE_FOLD_BUILTIN): Define.
8707
8708	* dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
8709	(ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
8710	(ranges_table_allocated, ranges_table_in_use,
8711	ranges_by_label_allocated, ranges_by_label_in_use,
8712	RANGES_TABLE_INCREMENT): Removed.
8713	(add_ranges_num): Use vec_safe_push into ranges_table.
8714	(add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
8715	(output_ranges): Adjust for ranges_table and ranges_by_label
8716	conversion from arrays to vec.
8717	(add_high_low_attributes, dwarf2out_finish): Adjust for range_table
8718	conversion from arrays to vec.
8719	(dwarf2out_c_finalize): Don't clear ranges_table_allocated,
8720	ranges_table_in_use, ranges_by_label_allocated and
8721	ranges_by_label_in_use.  Set ranges_by_label to NULL instead of 0.
8722
8723	* dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
8724	if needed.  Re-add origin_die variable and its initialization.
8725
8726	* gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
8727	even for -fstack-reuse=none, or for volatile vars etc.
8728
87292016-10-21  David Malcolm  <dmalcolm@redhat.com>
8730
8731	* print-rtl-function.c (flag_compact): Move extern decl to...
8732	* print-rtl.h (flag_compact): ...here.
8733	* rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
8734	(ASSERT_RTL_DUMP_EQ): New macro.
8735	(selftest::test_dumping_regs): New function.
8736	(selftest::test_dumping_insns): New function.
8737	(selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
8738	the insns.
8739	(selftest::rtl_tests_c_tests): Call the new test functions.
8740
87412016-10-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
8742
8743	* cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
8744	(outgoing_edges_match): Likewise.
8745	(try_crossjump_to_edge): Likewise.
8746	* cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
8747	(rtl_tidy_fallthru_edge): Likewise.
8748	* rtl.h (tablejump_p): Adjust prototype.
8749	* rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
8750
87512016-10-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
8752
8753	* rtl.h (label_ref_label): New function.
8754	(set_label_ref_label): New function.
8755	(LABEL_REF_LABEL): Delete.
8756	* alias.c (rtx_equal_for_memref_p): Adjust.
8757	* cfgbuild.c (make_edges): Likewise.
8758	(purge_dead_tablejump_edges): Likewise.
8759	* cfgexpand.c (convert_debug_memory_address): Likewise.
8760	* cfgrtl.c (patch_jump_insn): Likewise.
8761	* combine.c (distribute_notes): Likewise.
8762	* cse.c (hash_rtx_cb): Likewise.
8763	(exp_equiv_p): Likewise.
8764	(fold_rtx): Likewise.
8765	(check_for_label_ref): Likewise.
8766	* cselib.c (rtx_equal_for_cselib_1): Likewise.
8767	(cselib_hash_rtx): Likewise.
8768	* emit-rtl.c (mark_label_nuses): Likewise.
8769	* explow.c (convert_memory_address_addr_space_1): Likewise.
8770	* final.c (output_asm_label): Likewise.
8771	(output_addr_const): Likewise.
8772	* gcse.c (add_label_notes): Likewise.
8773	* genconfig.c (walk_insn_part): Likewise.
8774	* genrecog.c (validate_pattern): Likewise.
8775	* ifcvt.c (cond_exec_get_condition): Likewise.
8776	(noce_emit_store_flag): Likewise.
8777	(noce_get_alt_condition): Likewise.
8778	(noce_get_condition): Likewise.
8779	* jump.c (maybe_propagate_label_ref): Likewise.
8780	(mark_jump_label_1): Likewise.
8781	(redirect_exp_1): Likewise.
8782	(rtx_renumbered_equal_p): Likewise.
8783	* lra-constraints.c (operands_match_p): Likewise.
8784	* print-rtl.c (print_value): Likewise.
8785	* reload.c (find_reloads): Likewise.
8786	* reload1.c (set_label_offsets): Likewise.
8787	* reorg.c (get_branch_condition): Likewise.
8788	* rtl-tests.c (test_uncond_jump): Likewise.
8789	* rtl.c (rtx_equal_p_cb): Likewise.
8790	(rtx_equal_p): Likewise.
8791	* rtlanal.c (reg_mentioned_p): Likewise.
8792	(rtx_referenced_p): Likewise.
8793	(get_condition): Likewise.
8794	* varasm.c (const_hash_1): Likewise.
8795	(compare_constant): Likewise.
8796	(const_rtx_hash_1): Likewise.
8797	(output_constant_pool_1): Likewise.
8798
87992016-10-21  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
8800
8801	PR target/71627
8802	* reload.c (find_valid_class_1): Allow regclass if atleast one
8803	regno in regclass is ok. Compute and use rclass size based on
8804	actually available regnos for mode in rclass.
8805
88062016-10-21  Eric Botcazou  <ebotcazou@adacore.com>
8807
8808	* config/sparc/sparc-modes.def (CCV): New.
8809	(CCXV): Likewise.
8810	* config/sparc/predicates.md (v_comparison_operator): New.
8811	(icc_comparison_operator): Add support for CCV/CCXV.
8812	(xcc_comparison_operator): Likewise.
8813	* config/sparc/sparc.c (output_cbranch): Likewise.
8814	(sparc_print_operand): Likewise.
8815	* config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8816	(uaddvdi4): New expander.
8817	(addvdi4): Likewise.
8818	(uaddvdi4_sp32): New instruction.
8819	(addvdi4_sp32): Likewise.
8820	(uaddvsi4): New expander.
8821	(addvsi4): Likewise.
8822	(cmp_ccc_plus_sltu_set): New instruction.
8823	(cmp_ccv_plus): Likewise.
8824	(cmp_ccxv_plus): Likewise.
8825	(cmp_ccv_plus_set): Likewise.
8826	(cmp_ccxv_plus_set): Likewise.
8827	(cmp_ccv_plus_sltu_set): Likewise.
8828	(uaddvdi4): New expander.
8829	(subvdi4): Likewise.
8830	(usubdi4_sp32): New instruction.
8831	(subvdi4_sp32): Likewise.
8832	(usubvsi4): New expander.
8833	(subvsi4): Likewise.
8834	(cmpsi_minus_sltu_set): New instruction.
8835	(cmp_ccv_minus): Likewise.
8836	(cmp_ccxv_minus): Likewise.
8837	(cmp_ccv_minus_set): Likewise.
8838	(cmp_ccxv_minus_set): Likewise.
8839	(cmp_ccv_minus_sltu_set): Likewise.
8840	(unegvdi3): New expander.
8841	(negvdi3): Likewise.
8842	(unegdi3_sp32): New instruction.
8843	(negvdi3_sp32): Likewise.
8844	(unegvsi3): New expander.
8845	(negvsi3): Likewise.
8846	(cmp_ccc_neg_sltu_set): New instruction.
8847	(cmp_ccv_neg): Likewise.
8848	(cmp_ccxv_neg): Likewise.
8849	(cmp_ccv_neg_set): Likewise.
8850	(cmp_ccxv_neg_set): Likewise.
8851	(cmp_ccv_neg_sltu_set): Likewise.
8852
8853	* tree-ssa-loop-split.c: Remove trailing spaces.
8854	* match.pd: Likewise.
8855
88562016-10-21  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
8857
8858	PR rtl-optimization/78038
8859	* ree.c (get_defs): Return NULL if a defining insn for REG cannot
8860	be deduced to set REG through the RTL structure.
8861	(make_defs_and_copies_lists): Return false on a failing get_defs call.
8862
88632016-10-21  Richard Biener  <rguenther@suse.de>
8864
8865	PR tree-optimization/78051
8866	* tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
8867	and mark replaced if folding did something.
8868
88692016-10-21  David Edelsohn  <dje.gcc@gmail.com>
8870
8871	* config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
8872	and "protected" in visibility types.
8873	(rs6000_xcoff_declare_function_name): Fix formatting.
8874	(rs6000_xcoff_declare_object_name): Fix formatting.
8875
88762016-10-21  Uros Bizjak  <ubizjak@gmail.com>
8877
8878	* config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
8879	and IX86_BUILTIN_HUGE_VALQ here ...
8880	(ix86_expand_builtin): ... not here.
8881
88822016-10-20  Jakub Jelinek  <jakub@redhat.com>
8883
8884	* doc/gty.texi (for_user): Use @item next to @findex.
8885
88862016-10-20  Uros Bizjak  <ubizjak@gmail.com>
8887
8888	PR target/78037
8889	* config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
8890	(__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
8891	(__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
8892	* config/i386/lzcntintrin.h (__lzcnt_u16): Call
8893	__builtin_ia32_lzcnt_u16.
8894	(__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
8895	(__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
8896	* config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
8897	(ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
8898	(bmi_tzcnt_<mode>): New expander.
8899	(*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8900	(*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
8901	(clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
8902	(lzcnt_<mode>): New expander.
8903	(*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8904	(*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
8905	* config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
8906	(UINT64_FTYPE_UINT64): New.
8907	* config/i386/i386-builtin.def (__builtin_clzs): Remove description.
8908	(__builtin_ia32_lzcnt_u16): New description.
8909	(__builtin_ia32_lzcnt_u32): Ditto.
8910	(__builtin_ia32_lzcnt_u64): Ditto.
8911	(__builtin_ctzs): Remove description.
8912	(__builtin_ia32_tzcnt_u16): New description.
8913	(__builtin_ia32_tzcnt_u32): Ditto.
8914	(__builtin_ia32_tzcnt_u64): Ditto.
8915	* config/i386/i386.c (ix86_expand_args_builtin): Handle
8916	UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
8917
89182016-10-20  Martin Liska  <mliska@suse.cz>
8919
8920	PR lto/78049
8921	* lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
8922	comparison with STMT_UID_NOT_IN_RANGE.
8923	(fixup_call_stmt_edges): Do not fixup edges of a thunk in
8924	LTRANS.
8925
89262016-10-20  Eric Botcazou  <ebotcazou@adacore.com>
8927
8928	* compare-elim.c (conforming_compare): Accept UNSPECs.
8929	(find_comparison_dom_walker::before_dom_children): Deal with
8930	instructions both using and killing the flags register.
8931	(equivalent_reg_at_start): New function extracted from...
8932	(try_eliminate_compare): ...here.  Use it and add support for
8933	registers and UNSPECs as second operand of the compare.
8934	* config/visium/visium-modes.def (CCV): New.
8935	* config/visium/predicates.md (visium_v_comparison_operator): New.
8936	(visium_branch_operator): Deal with CCV mode.
8937	* config/visium/visium.c (visium_select_cc_mode): Likewise.
8938	(output_cbranch): Likewise.
8939	* config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8940	(uaddv<mode>4): New expander.
8941	(addv<mode>4): Likewise.
8942	(add<mode>3_insn_set_carry): New instruction.
8943	(add<mode>3_insn_set_overflow): Likewise.
8944	(addsi3_insn_set_overflow): Likewise.
8945	(usubv<mode>4): New expander.
8946	(subv<mode>4): Likewise.
8947	(sub<mode>3_insn_set_carry): New instruction.
8948	(sub<mode>3_insn_set_overflow): Likewise.
8949	(subsi3_insn_set_overflow): Likewise.
8950	(unegv<mode>3): New expander.
8951	(negv<mode>3): Likewise.
8952	(neg<mode>2_insn_set_overflow): New instruction.
8953	(addv_tst<mode>): Likewise.
8954	(subv_tst<mode>): Likewise.
8955	(negv_tst<mode>): Likewise.
8956	(cbranch<mode>4_addv_insn): New splitter and instruction.
8957	(cbranch<mode>4_subv_insn): Likewise.
8958	(cbranch<mode>4_negv_insn): Likewise.
8959
89602016-10-20  Richard Biener  <rguenther@suse.de>
8961
8962	* tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
8963	Handle decls possibly not bound.
8964	* tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
8965	nothing_id for decls that might not be bound if we are interested
8966	for the address.
8967	(get_constraint_for_component_ref): Deal with that.
8968
89692016-10-20  Michael Matz  <matz@suse.de>
8970
8971	Loop splitting.
8972	* common.opt (-fsplit-loops): New flag.
8973	* passes.def (pass_loop_split): Add.
8974	* opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
8975	(enable_fdo_optimizations): Add loop splitting.
8976	* timevar.def (TV_LOOP_SPLIT): Add.
8977	* tree-pass.h (make_pass_loop_split): Declare.
8978	* tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
8979	* tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
8980	* tree-ssa-loop-split.c: New file.
8981	* Makefile.in (OBJS): Add tree-ssa-loop-split.o.
8982	* doc/invoke.texi (fsplit-loops): Document.
8983	* doc/passes.texi (Loop optimization): Add paragraph about loop
8984	splitting.
8985
89862016-10-20  Richard Biener  <rguenther@suse.de>
8987
8988	* cgraphunit.c (analyze_functions): Set node->definition to
8989	false to signal symbol removal to debug_hooks->late_global_decl.
8990	* ipa.c (symbol_table::remove_unreachable_nodes): When not in
8991	WPA signal symbol removal to the debuginfo machinery.
8992	* dwarf2out.c (dwarf2out_late_global_decl): Instead of
8993	using early_finised to guard the we're called for symbol
8994	removal case look at the symtabs definition flag.
8995	(gen_variable_die): Remove redundant check.
8996
89972016-10-20  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
8998
8999	* config/s390/s390.md ("prefetch"): Add fallthrough comment.
9000
90012016-10-20  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
9002
9003	PR tree-optimization/53979
9004	* match.pd ((a ^ b) | a -> a | b): New pattern.
9005
90062016-10-19  John David Anglin  <danglin@gcc.gnu.org>
9007
9008	* config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
9009	config/pa/pa64-hpux-lib.h.
9010	(PA_CRTBEGIN_HACK): Likewise.
9011	(DTOR_LIST_BEGIN): Likewise.
9012
90132016-10-19  Bernd Edlinger  <bernd.edlinger@hotmail.de>
9014
9015	* config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
9016	register only if "in" and "out" are different registers.
9017
90182016-10-19  Eric Botcazou  <ebotcazou@adacore.com>
9019
9020	* omp-low.c (pass_oacc_device_lower::gate): New method.
9021	(execute): Always call execute_oacc_device_lower.
9022
90232016-10-19  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
9024
9025	PR tree-optimization/77916
9026	PR tree-optimization/77937
9027	* gimple-ssa-strength-reduction.c (analyze_increments): Remove
9028	stopgap fix.
9029	(insert_initializers): Requirement of initializer for -1 should be
9030	based on pointer-typedness of the candidate basis.
9031
90322016-10-19  Bin Cheng  <bin.cheng@arm.com>
9033
9034	PR tree-optimization/78005
9035	* tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
9036	upper (included) bound for niters of prolog loop.
9037	(vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
9038	Compute niters of scalar loop above which vectorized loop is
9039	preferred, as well as the upper (included) bound for the niters.
9040	(vect_do_peeling): Record niter bound for loops accordingly.
9041
90422016-10-19  Thomas Schwinge  <thomas@codesourcery.com>
9043
9044	PR lto/77458
9045	* tree-core.h (enum tree_index): Put the complex types after their
9046	component types.
9047	* tree-streamer.c (verify_common_node_recorded): New function.
9048	(preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
9049
90502016-10-19  Martin Liska  <mliska@suse.cz>
9051
9052	* cgraph.h (cgraph_edge::binds_to_current_def_p):
9053	Replace NULL with false as a return value.
9054
90552016-10-19  Thomas Schwinge  <thomas@codesourcery.com>
9056
9057	PR tree-optimization/78024
9058	* omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
9059	don't clear BB_VISITED after processing.
9060
90612016-10-19  Richard Biener  <rguenther@suse.de>
9062
9063	* domwalk.c (dom_walker::walk): Use RPO order.
9064
90652016-10-19  Richard Biener  <rguenther@suse.de>
9066
9067	* tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
9068	stmts_to_remove.
9069	(evrp_dom_walker::~evrp_dom_walker): Free it.
9070	(evrp_dom_walker::stmts_to_remove): Add.
9071	(evrp_dom_walker::before_dom_children): Mark PHIs and stmts
9072	whose output we fully propagate for removal.  Propagate
9073	into BB destination PHI arguments.
9074	(execute_early_vrp): Remove queued stmts.  Dump value ranges
9075	before stmt removal.
9076
90772016-10-18  Aldy Hernandez  <aldyh@redhat.com>
9078
9079	* Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
9080	* passes.def: Add two instances of pass_walloca.
9081	* tree-pass.h (make_pass_walloca): New.
9082	* gimple-ssa-warn-alloca.c: New file.
9083	* doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
9084	-Wvla-larger-than= options.
9085
90862016-10-18  Thomas Schwinge  <thomas@codesourcery.com>
9087
9088	* cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
9089	* config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
9090
90912016-10-18  Kelvin Nilsen  <kelvin@gcc.gnu.org>
9092
9093	* config/rs6000/altivec.h (vec_xl_len): New macro.
9094	(vec_xst_len): New macro.
9095	(vec_cmpnez): New macro.
9096	(vec_cntlz_lsbb): New macro.
9097	(vec_cnttz_lsbb): New macro.
9098	(vec_xlx): New macro.
9099	(vec_xrx): New macro.
9100	(vec_all_nez): New C++ predicate template.
9101	(vec_any_eqz): New C++ predicate template.
9102	(vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
9103	conditional compilation.
9104	(vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
9105	conditional compilation.
9106	(vec_all_nez): New macro.
9107	(vec_any_eqz): New macro.
9108	(vec_all_ne): Revised macro under _ARCH_PWR9 conditional
9109	compilation.
9110	(vec_any_eq): Revised macro under _ARCH_PWR9 conditional
9111	compilation.
9112	* config/rs6000/vector.md (VI): Moved this mode iterator
9113	definition from altivec.md to vector.md.
9114	(UNSPEC_NEZ_P): New value.
9115	(vector_ne_<mode>_p): New expansion for implementation of
9116	vec_all_ne and vec_any_eq built-in functions.
9117	(vector_nez_<mode>_p): New expansion for implementation of
9118	vec_all_nez and vec_any_eqz built-in functions.
9119	(vector_ne_v2di_p): New expansion for implementation of vec_all_ne
9120	and vec_any_eq built-in function.
9121	(cr6_test_for_zero): New commentary to explain this expansion.
9122	(cr6_test_for_zero_reverse): New commentary to explain this expansion.
9123	(cr6_test_for_lt): New commentary to explain this expansion.
9124	(cr6_test_for_lt_reverse): New commentary to explain this
9125	expansion.
9126	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9127	overloaded function prototypes for vec_all_ne, vec_all_nez,
9128	vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
9129	vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
9130	built-in functions.
9131	(altivec_resolve_overloaded_builtin): Modify the handling of
9132	ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
9133	the compiler is configured to support TARGET_P9_VECTOR.
9134	* config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
9135	to explain the special processing that is given to predicate
9136	built-ins introduced using this macro.
9137	(BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
9138	the special processing given to predicate built-ins introduced
9139	using this macro.
9140	(BU_VSX_P): Likewise.
9141	(BU_P8V_AV_P): Likewise.
9142	(BU_P9V_AV_P): Likewise.
9143	(BU_P9V_AV_X): New macro.
9144	(BU_P9V_64BIT_AV_X): New macro.
9145	(BU_P9V_VSX_3): New macro.
9146	(BU_P9V_OVERLOAD_P): New macro.
9147	(LXVL): New BU_P9V_64BIT_VSX_2.
9148	(VEXTUBLX): New BU_P9V_AV_2.
9149	(VEXTUBRX): Likewise.
9150	(VEXTUHLX): Likewise.
9151	(VEXTUHRX): Likewise.
9152	(VEXTUWLX): Likewise.
9153	(VEXTUWRX): Likewise.
9154	(STXVL): New BU_P9V_64BIT_AV_X.
9155	(VCLZLSBB): New BU_P9V_AV_1.
9156	(VCTZLSBB): Likewise.
9157	(CMPNEB): New BU_P9V_AV_2.
9158	(CMPNEH): Likewise.
9159	(CMPNEW): Likewise.
9160	(CMPNEF): Likewise.
9161	(CMPNED): Likewise.
9162	(VCMPNEB_P): New BU_P9V_AV_P.
9163	(VCMPNEH_P): Likewise.
9164	(VCMPNEW_P): Likewise.
9165	(VCMPNED_P): Likewise.
9166	(VCMPNEFP_P): Likewise.
9167	(VCMPNEDP_P): Likewise.
9168	(CMPNEZB): New BU_P9V_AV_2.
9169	(CMPNEZH): Likewise.
9170	(CMPNEZW): Likewise.
9171	(VCMPNEZB_P): New BU_P9V_AV_P.
9172	(VCMPNEZH_P): Likewise.
9173	(VCMPNEZW_P): Likewise.
9174	(LXVL): New BU_P9V_OVERLOAD_2.
9175	(STXVL): New BU_P9V_OVERLOAD_3.
9176	(VEXTULX): New BU_P9V_OVERLOAD_2.
9177	(VEXTURX): Likewise.
9178	(CMPNEZ): Likewise.
9179	(VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
9180	(VCMPNE_P): Likewise.
9181	(VCLZLSBB): New BU_P9V_OVERLOAD_1.
9182	(VCTZLSBB): Likewise.
9183	* config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
9184	comment to explain mode used for scratch register.
9185	(altivec_expand_stxvl_builtin): New function.
9186	(altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
9187	(altivec_init_builtins): Add initialized variable
9188	void_ftype_v16qi_pvoid_long and use this type to define the
9189	built-in function __builtin_altivec_stxvl.
9190	* config/rs6000/vsx.md (UNSPEC_LXVL): New value.
9191	(UNSPEC_STXVL): New value.
9192	(UNSPEC_VCLZLSBB): New value.
9193	(UNSPEC_VCTZLSBB): New value.
9194	(UNSPEC_VEXTUBLX): New value.
9195	(UNSPEC_VEXTUHLX): New value.
9196	(UNSPEC_VEXTUWLX): New value.
9197	(UNSPEC_VEXTUBRX): New value.
9198	(UNSPEC_VEXTUHRX): New value.
9199	(UNSPEC_VEXTUWRX): New value.
9200	(UNSPEC_VCMPNEB): New value.
9201	(UNSPEC_VCMPNEZB): New value.
9202	(UNSPEC_VCMPNEH): New value.
9203	(UNSPEC_VCMPNEZH): New value.
9204	(UNSPEC_VCMPNEW): New value.
9205	(UNSPEC_VCMPNEZW): New value.
9206	(*vsx_ne_<mode>_p): New insn for vector test all not equal with
9207	vector of integer modes.
9208	(*vsx_ne_<mode>_p): New insn for vector test all not equal with
9209	vector of float or double modes.
9210	(*vector_nez_<mode>_p): New insn for vector test all not equal or
9211	zero.
9212	(lxvl): New expand for load VSX vector with length.
9213	(*lxvl): New insn for load VSX vector with length.
9214	(stxvl): New expand for store VSX vector with length.
9215	(*stxvl): New insn for store VSX vector with length.
9216	(vcmpneb): New insn for vector of byte compare not equal.
9217	(vcmpnezb): New insn for vector of byte compare not equal or zero.
9218	(vcmpneh): New insn for vector of half word compare not equal.
9219	(vcmpnezh): New insn for vector of half word compare not equal or
9220	zero.
9221	(vcmpnew): New insn for vector of word compare not equal.
9222	(vcmpne<VSs>): New insn for vector of float or double compare not
9223	equal.
9224	(vcmpnezw): New insn for vector of word compare not equal or zero.
9225	(vclzlsbb): New insn for vector count leading zero
9226	least-significant bits byte.
9227	(vctzlsbb): New insn for vector count trailing zero least
9228	signficant bits byte.
9229	(vextublx): New insn for vector extract unsigned byte left
9230	indexed.
9231	(vextubrx): New insn for vector extract unsigned byte right
9232	indexed.
9233	(vextuhlx): New insn for vector extract unsigned half word left
9234	indexed.
9235	(vextuhrx): New insn for vector extract unsigned half word right
9236	indexed.
9237	(vextuwlx): New insn for vector extract unsigned word left
9238	indexed.
9239	(vextuwrx): New insn for vector extract unsigned word right
9240	indexed.
9241	* config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
9242	clarify intent of this constant.
9243	* config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
9244	* doc/extend.texi (PowerPC Altivec Built-in Functions): Add
9245	documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
9246	vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
9247	and vec_xrx functions.
9248
92492016-10-18  Andrew Pinski  <apinski@cavium.com>
9250
9251	PR tree-opt/65950
9252	* predict.c (is_exit_with_zero_arg): New function.
9253	(tree_bb_level_predictions): Don't consider paths leading to exit(0)
9254	as nottaken.
9255
92562016-10-18  Uros Bizjak  <ubizjak@gmail.com>
9257
9258	PR target/77991
9259	* config/i386/i386.c (legitimize_tls_address)
9260	<case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
9261	convert dest to Pmode if different than Pmode.
9262
92632016-10-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
9264
9265	PR tree-optimization/77916
9266	* gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
9267	stopgap fix, as pointers with -1 increment are still broken.
9268
92692016-10-18  David Edelsohn  <dje.gcc@gmail.com>
9270
9271	* config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
9272	mapping class decoration from here...
9273	(rs6000_xcoff_encode_section): ...to here.
9274
9275	(rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
9276	if shrink-wrapping and optimizing for speed.
9277
92782016-10-18  Richard Biener  <rguenther@suse.de>
9279
9280	* tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
9281	not visited but non-executable predecessors.  Return taken edge.
9282	Simplify conditions and refactor propagation vs. folding step.
9283
92842016-10-18  Segher Boessenkool  <segher@kernel.crashing.org>
9285
9286	* config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
9287	{SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
9288	(rs6000_get_separate_components): Assert we do not have those
9289	strategies selected.
9290
92912016-10-18  Richard Biener  <rguenther@suse.de>
9292
9293	* tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
9294	* tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
9295	clearing.
9296	(substitute_and_fold_dom_walker): Adjust constructor.
9297	(substitute_and_fold_dom_walker::before_dom_children): Remove
9298	do_dce flag and handling (always true).
9299	(substitute_and_fold): Likewise.
9300	* tree-vrp.c (vrp_finalize): Adjust.
9301	(execute_early_vrp): Remove final BB_VISITED clearing.
9302	* tree-ssa-ccp.c (ccp_finalize): Adjust.
9303	* tree-ssa-copy.c (fini_copy_prop): Likewise.
9304	* ira.c (ira): Call clear_bb_flags.
9305
93062016-10-18  Richard Biener  <rguenther@suse.de>
9307
9308	* genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
9309	get at the operand to look at with TREE_OPERAND for generic
9310	sub-nodes.
9311
93122016-10-18  David Malcolm  <dmalcolm@redhat.com>
9313
9314	* genattrtab.c (attr_string): Use rtx_reader_ptr for call to
9315	copy_md_ptr_loc.
9316	(gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
9317	(write_test_expr): Use rtx_reader_ptr for calls to
9318	fprint_c_condition.
9319	(write_attr_value): Likewise.
9320	* genconditions.c (write_one_condition): Use rtx_reader_ptr for
9321	call to print_md_ptr_loc.
9322	(write_one_condition): Likewise for calls to print_c_condition.
9323	* genconstants.c: Include "statistics.h" and "vec.h".
9324	(main): Update for conversion to member functions.
9325	* genemit.c (emit_c_code): Use rtx_reader_ptr for
9326	call to print_md_ptr_loc.
9327	* genenums.c: Include "statistics.h" and "vec.h".
9328	(main): Update for conversion of traverse_enum_types to a method.
9329	* genmddeps.c: Include "statistics.h" and "vec.h".
9330	* genoutput.c (process_template): Use rtx_reader_ptr for call to
9331	print_md_ptr_loc.
9332	* genpreds.c (write_predicate_subfunction): Likewise.
9333	(write_predicate_expr): Likewise for calls to print_c_condition.
9334	* genrecog.c (print_test): Likewise.
9335	* gensupport.c (process_rtx): Likewise for calls to
9336	copy_md_ptr_loc and join_c_conditions.
9337	(alter_test_for_insn): Likewise for call to join_c_conditions.
9338	(process_substs_on_one_elem): Likewise.
9339	(gen_mnemonic_setattr): Update for move of string_obstack to a
9340	field of rtx_reader.
9341	(mnemonic_htab_callback): Likewise.  Fix formatting.
9342	(gen_mnemonic_attr): Likewise.
9343	* gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
9344	to print_c_condition.
9345	* read-md.c: Include "statistics.h" and "vec.h".
9346	(string_obstack): Convert this global to field "m_string_obstack"
9347	of class rtx_reader.
9348	(ptr_locs): Likewise, as "m_ptr_locs".
9349	(ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
9350	(joined_conditions): Likewise, as "m_joined_conditions".
9351	(joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
9352	(md_constants): Likewise, as "m_md_constants".
9353	(enum_types): Likewise, as "m_enum_types".
9354	(set_md_ptr_loc): Convert to...
9355	(rtx_reader::set_md_ptr_loc): ...member function.
9356	(get_md_ptr_loc): Convert to...
9357	(rtx_reader::get_md_ptr_loc): ...member function.
9358	(copy_md_ptr_loc): Convert to...
9359	(rtx_reader::copy_md_ptr_loc): ...member function.
9360	(fprint_md_ptr_loc): Convert to...
9361	(rtx_reader::fprint_md_ptr_loc): ...member function.
9362	(print_md_ptr_loc): Convert to...
9363	(rtx_reader::print_md_ptr_loc): ...member function.
9364	(join_c_conditions): Convert to...
9365	(rtx_reader::join_c_conditions): ...member function.
9366	(fprint_c_condition): Convert to...
9367	(rtx_reader::fprint_c_condition): ...member function.
9368	(print_c_condition): Convert to...
9369	(rtx_reader::print_c_condition): ...member function.
9370	(read_name): Convert to...
9371	(rtx_reader::read_name): ...member function.
9372	(read_escape): Convert to...
9373	(rtx_reader::read_escape): ...member function.
9374	(read_quoted_string): Convert to...
9375	(rtx_reader::read_quoted_string): ...member function.
9376	(read_braced_string): Convert to...
9377	(rtx_reader::read_braced_string): ...member function.
9378	(read_string): Convert to...
9379	(rtx_reader::read_string): ...member function.
9380	(read_skip_construct): Convert to...
9381	(rtx_reader::read_skip_construct): ...member function.
9382	(handle_constants): Convert to...
9383	(rtx_reader::handle_constants): ...member function.
9384	(traverse_md_constants): Convert to...
9385	(rtx_reader::traverse_md_constants): ...member function.
9386	(handle_enum): Convert to...
9387	(rtx_reader::handle_enum): ...member function.
9388	(lookup_enum_type): Convert to...
9389	(rtx_reader::lookup_enum_type): ...member function.
9390	(traverse_enum_types): Convert to...
9391	(rtx_reader::traverse_enum_types): ...member function.
9392	(rtx_reader::rtx_reader): Move initializations
9393	of various former global data from rtx_reader::read_md_files to
9394	here, as fields, along with the call to unlock_std_streams.
9395	(rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
9396	the new fields.
9397	(rtx_reader::read_md_files): Move initializations of various
9398	global data from here to the ctor.
9399	* read-md.h (read_name): Convert to...
9400	(rtx_reader::read_name): ...member function.
9401	(rtx_reader::read_escape): New method decl.
9402	(read_quoted_string): Convert to...
9403	(rtx_reader::read_quoted_string): ...member function.
9404	(rtx_reader::read_braced_string): New method decl.
9405	(read_string): Convert to...
9406	(rtx_reader::read_string): ...member function.
9407	(rtx_reader::read_skip_construct): New method decl.
9408	(rtx_reader::set_md_ptr_loc): New method decl.
9409	(rtx_reader::get_md_ptr_loc): New method decl.
9410	(copy_md_ptr_loc): Convert to...
9411	(rtx_reader::copy_md_ptr_loc): ...member function.
9412	(fprint_md_ptr_loc): Convert to...
9413	(rtx_reader::fprint_md_ptr_loc): ...member function.
9414	(print_md_ptr_loc): Convert to...
9415	(rtx_reader::print_md_ptr_loc): ...member function.
9416	(rtx_reader::lookup_enum_type): New method decl.
9417	(rtx_reader::traverse_enum_types): New method decl.
9418	(rtx_reader::handle_constants): New method decl.
9419	(traverse_md_constants): Convert to...
9420	(rtx_reader::traverse_md_constants): ...member function.
9421	(rtx_reader::handle_enum): New method decl.
9422	(rtx_reader::join_c_conditions): New method decl.
9423	(fprint_c_condition): Convert to...
9424	(rtx_reader::fprint_c_condition): ...member function.
9425	(print_c_condition): Convert to...
9426	(rtx_reader::print_c_condition): ...member function.
9427	(rtx_reader::apply_iterator_to_string): New method decl.
9428	(rtx_reader::copy_rtx_for_iterators): New method decl.
9429	(rtx_reader::read_conditions): New method decl.
9430	(rtx_reader::record_potential_iterator_use): New method decl.
9431	(rtx_reader::read_mapping): New method decl.
9432	(rtx_reader::read_rtx): New method decl.
9433	(rtx_reader::read_rtx_code): New method decl.
9434	(rtx_reader::read_rtx_operand): New method decl.
9435	(rtx_reader::read_nested_rtx): New method decl.
9436	(rtx_reader::read_rtx_variadic): New method decl.
9437	(rtx_reader::get_string_obstack): New method.
9438	(rtx_reader::get_md_constants): New method.
9439	(string_obstack): Convert global variable decl to...
9440	(rtx_reader::m_string_obstack): ...this new field.
9441	(rtx_reader::m_ptr_locs): New field.
9442	(rtx_reader::m_ptr_loc_obstack): New field.
9443	(rtx_reader::m_joined_conditions): New field.
9444	(rtx_reader::m_joined_conditions_obstack): New field.
9445	(rtx_reader::m_md_constants): New field.
9446	(rtx_reader::m_enum_types): New field.
9447	* read-rtl.c (apply_iterator_to_string): Convert to...
9448	(rtx_reader::apply_iterator_to_string): ...member function.
9449	(copy_rtx_for_iterators): Convert to...
9450	(rtx_reader::copy_rtx_for_iterators): ...member function.
9451	(add_condition_to_string): Use rtx_reader_ptr for
9452	calls join_c_conditions.
9453	(apply_iterators): Use rtx_reader_ptr for calls to
9454	join_c_conditions and copy_rtx_for_iterators.
9455	(read_conditions): Convert to...
9456	(rtx_reader::read_conditions): ...member function.
9457	(record_potential_iterator_use): Convert to...
9458	(rtx_reader::record_potential_iterator_use): ...member function.
9459	(read_mapping): Convert to...
9460	(rtx_reader::read_mapping): ...member function.
9461	(read_subst_mapping): Use rtx_reader_ptr for read_string call.
9462	(read_rtx): Convert to...
9463	(rtx_reader::read_rtx): ...member function.
9464	(read_rtx_code): Convert to...
9465	(rtx_reader::read_rtx_code): ...member function.
9466	(read_rtx_operand): Convert to...
9467	(rtx_reader::read_rtx_operand): ...member function.  Update for move
9468	of string_obstack to a field.
9469	(read_nested_rtx): Convert to..
9470	(rtx_reader::read_nested_rtx): ...member function.
9471	(read_rtx_variadic): Convert to..
9472	(rtx_reader::read_rtx_variadic): ...member function.
9473
94742016-10-18  Kugan Vivekanandarajah  <kuganv@linaro.org>
9475
9476	* tree-vrp.c (get_value_range): Check get_ptr_nonnull.
9477
94782016-10-18  Kugan Vivekanandarajah  <kuganv@linaro.org>
9479
9480	* ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
9481	for pointer type too.
9482	(ipcp_update_vr): set_ptr_nonnull for pointer.
9483
94842016-10-18  Kugan Vivekanandarajah  <kuganv@linaro.org>
9485
9486	* tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
9487	pt_solution_singleton_p.
9488	* tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
9489	pt_solution_singleton_or_null_p from pt_solution_singleton_p.
9490	* tree-ssa-structalias.c (find_what_p_points_to): Preserve
9491	pointer nonnull computed by VRP.
9492	Also Conservatively set pt.null to 1.
9493	(pt_solution_reset): Conservatively set pt.null to 1.
9494	(pt_solution_singleton_or_null_p): Renamed from
9495	pt_solution_singleton_p.
9496	* tree-ssanames.h (set_ptr_nonnull): Declare.
9497	(get_ptr_nonnull): Likewise.
9498	* tree-ssanames.c (set_ptr_nonnull): New.
9499	(get_ptr_nonnull): Likewise.
9500	* tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
9501	(evrp_dom_walker::before_dom_children): Likewise.
9502
95032016-10-17  Eric Botcazou  <ebotcazou@adacore.com>
9504
9505	* config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9506	* config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9507	* config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9508	* config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9509	* config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
9510	* config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9511	(rs6000_option_override_internal): Clear it if ABI_AIX.
9512	* config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9513	* config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
9514
95152016-10-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
9516
9517	* gimple-ssa-strength-reduction.c (record_increment): Remove
9518	garbage comment.
9519
95202016-10-17  Eric Botcazou  <ebotcazou@adacore.com>
9521
9522	* expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
9523	that the result is non-zero if it is true.
9524	(maybe_expand_shift): New wrapper around expand_shift_1.
9525	(emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
9526
95272016-10-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
9528
9529	PR tree-optimization/77916
9530	* gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
9531	Don't allow a MINUS_EXPR for pointer arithmetic for either known
9532	or unknown strides.
9533	(record_increment): Increments of -1 for unknown strides just use
9534	a multiply initializer like other negative values.
9535	(analyze_increments): Remove stopgap solution for -1 increment
9536	applied to pointer arithmetic.
9537
95382016-10-17  Yuri Rumyantsev  <ysrumyan@gmail.com>
9539
9540	* dominance.c (dom_info::dom_info): Add new constructor for region
9541	which is vector of basic blocks.
9542	(dom_init): New method to initialize members common for both
9543	constructors.
9544	(dom_info::dom_info): Invoke dom_init for partial initialization.
9545	(dom_info::get_idom): Add check to corner cases on basic blocks which
9546	are not in region.
9547	(dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
9548	to detect unreachable bbs.
9549	(dom_info::calc_idoms): Likewise.
9550	(compute_dom_fast_query_in_region): New function.
9551	(calculate_dominance_info_for_region): Likewise.
9552	(free_dominance_info_for_region): Likewise.
9553	* dominance.h: Add prototypes for introduced region-based functions
9554	* tree-if-conv.c (build_region): New function.
9555	(if_convertible_loop_p_1): Invoke local version of post-dominators
9556	calculation before basic block predication with subsequent freeing
9557	post-dominator info.
9558	(tree_if_conversion): Remove free of post-dominator info
9559	(pass_if_conversion::execute): Delete detection of infinite loops
9560	and fake edges to exit block since post-dominator calculation is
9561	performed per if-converted loop only.
9562
95632016-10-17  Bernd Edlinger  <bernd.edlinger@hotmail.de>
9564
9565	PR target/77308
9566	* config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
9567	register explicitly.
9568	* config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
9569	optimizing for size.
9570
95712016-10-17  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
9572
9573	* config/aarch64/aarch64.c: Delete inclusion of
9574	cortex-a57-fma-steering.h.
9575	(aarch64_override_options): Delete call
9576	to aarch64_register_fma_steering.
9577	* config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
9578	* config/aarch64/cortex-a57-fma-steering.h: Delete.
9579	* config/aarch64/aarch64-passes.def: New file.
9580	* config/aarch64/cortex-a57-fma-steering.c
9581	(aarch64_register_fma_steering): Delete definition.
9582	(make_pass_fma_steering): Remove static qualifier.
9583	* config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
9584	(cortex-a57-fma-steering.o): Remove dependency on
9585	cortex-a57-fma-steering.h.
9586
95872016-10-17  Eric Botcazou  <ebotcazou@adacore.com>
9588
9589	* explow.c (validize_mem): Do not modify the argument in-place.
9590
95912016-10-17  Thomas Schwinge  <thomas@codesourcery.com>
9592
9593	* tree-streamer.c (record_common_node): Explicitly list expected
9594	tree codes.
9595
95962016-10-17  Richard Biener  <rguenther@suse.de>
9597
9598	PR tree-optimization/77988
9599	* tree-vrp.c (remove_range_assertions): Use replace_uses_by.
9600
96012016-10-17  Marek Polacek  <polacek@redhat.com>
9602
9603	* Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
9604
96052016-10-17  Richard Biener  <rguenther@suse.de>
9606
9607	* bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
9608	before using it.
9609
96102016-10-17  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
9611
9612	PR tree-optimization/71636
9613	* match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
9614
96152016-10-17  Richard Biener  <rguenther@suse.de>
9616
9617	* gimplify.c (gimplify_function_tree): Do not move the outer
9618	binds block.
9619
96202016-10-17  Jakub Jelinek  <jakub@redhat.com>
9621
9622	* langhooks.h (struct lang_hooks_for_decls): Remove
9623	function_decl_explicit_p, function_decl_deleted_p and
9624	function_decl_defaulted hooks.  Add decl_dwarf_attribute hook.
9625	* langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
9626	(LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
9627	LANG_HOOKS_FUNCTION_DECL_DELETED_P,
9628	LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
9629	(LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
9630	(LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
9631	LANG_HOOKS_FUNCTION_DECL_DELETED_P and
9632	LANG_HOOKS_FUNCTION_DECL_DEFAULTED.  Add
9633	LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
9634	* langhooks.c (lhd_decl_dwarf_attribute): New function.
9635	* dwarf2out.c (gen_subprogram_die): Use
9636	lang_hooks.decls.decl_dwarf_attribute instead of
9637	lang_hooks.decls.function_decl_*.
9638
96392016-10-16  Eric Botcazou  <ebotcazou@adacore.com>
9640
9641	PR ada/37139
9642	PR ada/67205
9643	* common.opt (-ftrampolines): New option.
9644	* doc/invoke.texi (Code Gen Options): Document it.
9645	* doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
9646	* doc/tm.texi: Regenerate.
9647	* builtins.def: Add init_descriptor and adjust_descriptor.
9648	* builtins.c (expand_builtin_init_trampoline): Do not issue a warning
9649	on platforms with descriptors.
9650	(expand_builtin_init_descriptor): New function.
9651	(expand_builtin_adjust_descriptor): Likewise.
9652	(expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
9653	<BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
9654	* calls.c (prepare_call_address): Remove SIBCALLP parameter and add
9655	FLAGS parameter.  Deal with indirect calls by descriptor and adjust.
9656	Set STATIC_CHAIN_REG_P on the static chain register, if any.
9657	(call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
9658	(expand_call): Likewise.  Move around call to prepare_call_address
9659	and pass all flags to it.
9660	* cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
9661	* gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
9662	(gimple_call_set_by_descriptor): New setter.
9663	(gimple_call_by_descriptor_p): New getter.
9664	* gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
9665	(gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
9666	* langhooks.h (struct lang_hooks): Add custom_function_descriptors.
9667	* langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
9668	(LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
9669	* rtl.h (STATIC_CHAIN_REG_P): New macro.
9670	* rtlanal.c (find_first_parameter_load): Skip static chain registers.
9671	* target.def (custom_function_descriptors): New POD hook.
9672	* tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
9673	(CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
9674	* tree-core.h (ECF_BY_DESCRIPTOR): New mask.
9675	Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
9676	* tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
9677	(build_common_builtin_nodes): Initialize init_descriptor and
9678	adjust_descriptor.
9679	* tree-nested.c: Include target.h.
9680	(struct nesting_info): Add 'any_descr_created' field.
9681	(get_descriptor_type): New function.
9682	(lookup_element_for_decl): New function extracted from...
9683	(create_field_for_decl): Likewise.
9684	(lookup_tramp_for_decl): ...here.  Adjust.
9685	(lookup_descr_for_decl): New function.
9686	(convert_tramp_reference_op): Deal with descriptors.
9687	(build_init_call_stmt): New function extracted from...
9688	(finalize_nesting_tree_1): ...here.  Adjust and deal with descriptors.
9689	* defaults.h (FUNCTION_ALIGNMENT): Define.
9690	(TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
9691	* config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
9692	* config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
9693	* config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
9694	* config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
9695
96962016-10-16  Eric Botcazou  <ebotcazou@adacore.com>
9697
9698	* config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
9699	constants in CONST_VECTORs.
9700
97012016-10-15  Eric Botcazou  <ebotcazou@adacore.com>
9702
9703	* config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
9704	register as destination of bmask.
9705	(vector_init_bshuffle): Likewise.
9706	* config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
9707	(bmaskdi_vis): Enable only in 64-bit mode.
9708
97092016-10-15  Segher Boessenkool  <segher@kernel.crashing.org>
9710
9711	* config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
9712	make LR a separately shrink-wrapped component unless savres_strategy
9713	contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}.  Do not wrap
9714	GPRs unless both {SAVE,REST}_INLINE_GPRS.  Do not disallow all
9715	wrapping when not both {SAVE,REST}_INLINE_GPRS.
9716
97172016-10-15  Eric Botcazou  <ebotcazou@adacore.com>
9718
9719	* optabs.c (expand_parity): Fix mode mismatch, add final conversion
9720	and keep looping on failure.
9721
97222016-10-14  David Malcolm  <dmalcolm@redhat.com>
9723
9724	* print-rtl-function.c (print_edge): Omit "(flags)" when none are
9725	set.
9726	(print_rtx_function): Update example in comment for...
9727	* print-rtl.c (print_rtx_operand_code_r): In compact mode, print
9728	non-virtual pseudos with a '%' sigil followed by the regno, offset
9729	by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
9730	pseudo is dumped as "%0".
9731
97322016-10-14  Jakub Jelinek  <jakub@redhat.com>
9733
9734	PR middle-end/77959
9735	* expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
9736	return a MEM.
9737
97382016-10-14  Eric Botcazou  <ebotcazou@adacore.com>
9739
9740	* config/sparc/sparc-passes.def: New file.
9741	* config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
9742	* config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
9743	* config/sparc/sparc.c (sparc_option_override): Don't register passes.
9744
97452016-10-14  Pat Haugen  <pthaugen@us.ibm.com>
9746
9747	* loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
9748	loop peel to loops with exit test at the beginning.
9749
97502016-10-14  Pat Haugen  <pthaugen@us.ibm.com>
9751
9752	PR rtl-optimization/68212
9753	* cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
9754	frequency when computing scale factor for peeled copies.
9755	* loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
9756	values for switch/peel blocks/edges.
9757
97582016-10-14  Pedro Alves  <palves@redhat.com>
9759
9760	* coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
9761
97622016-10-14  Catherine Moore  <clm@codesourcery.com>
9763
9764	* config/mips/mips.c (mips_prepare_pch_save): Initialize
9765	micromips_globals to zero.
9766
97672016-10-14  Richard Biener  <rguenther@suse.de>
9768
9769	PR tree-optimization/77979
9770	* tree-vrp.c (compare_name_with_value): Handle released SSA names
9771	in the equivalency sets.
9772	(compare_names): Likewise.
9773
97742016-10-14  Martin Liska  <mliska@suse.cz>
9775
9776	* builtins.h(target_char_cst_p): Declare the function.
9777	* builtins.c (fold_builtin_memchr): Remove.
9778	(target_char_cst_p): Move the function from gimple-fold.c.
9779	(fold_builtin_3): Do not call the function.
9780	* gimple-fold.c (gimple_fold_builtin_memchr): New function.
9781	(gimple_fold_builtin): Call the function.
9782	* fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
9783
97842016-10-14  Martin Liska  <mliska@suse.cz>
9785
9786	* builtins.c (fold_builtin_strcmp): Remove function.
9787	(fold_builtin_strncmp): Likewise.
9788	(fold_builtin_2): Remove call of the function.
9789	(fold_builtin_3): Likewise.
9790	* fold-const-call.c (fold_const_call): Add constant folding
9791	for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
9792	* fold-const-call.h (build_cmp_result): Declare the function.
9793	* gimple-fold.c (gimple_load_first_char): New function.
9794	(gimple_fold_builtin_string_compare): Likewise.
9795	(gimple_fold_builtin): Call the function.
9796
97972016-10-14  Nathan Sidwell  <nathan@acm.org>
9798
9799	* gcov-io.c (gcov_open): Deconstify 'mode'.
9800
98012016-10-14  Martin Liska  <mliska@suse.cz>
9802
9803	* fold-const.c (c_getstr): Support of properly \0-terminated
9804	string constants.  New argument is added.
9805	* fold-const.h: New argument is added.
9806
98072016-10-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
9808
9809	* config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
9810	New function.
9811	(aarch64_print_hint_for_core): Likewise.
9812	(aarch64_print_hint_for_arch): Likewise.
9813	(aarch64_validate_march): Use it.  Fix indentation in type signature.
9814	(aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
9815	(aarch64_validate_mtune): Likewise.
9816	(aarch64_handle_attr_arch): Likewise.
9817	(aarch64_handle_attr_cpu): Likewise.
9818	(aarch64_handle_attr_tune): Likewise.
9819
98202016-10-14  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
9821
9822	* optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
9823	and udivmod_optab.
9824
98252016-10-13  Andreas Schwab  <schwab@linux-m68k.org>
9826
9827	* config/m68k/m68k.c (m68k_option_override): Check
9828	opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
9829	instead of stack_limit_rtx.
9830
98312016-10-13  Jakub Jelinek  <jakub@redhat.com>
9832
9833	* dwarf2out.c (gen_member_die): Handle inline static data member
9834	definitions.
9835
98362016-10-13  Nathan Sidwell  <nathan@acm.org>
9837
9838	* gcov-io.c (gcov_open): Fix documentation.  Simplify setting
9839	gcov_var.mode.  Remove unnecessary fstat.
9840
98412016-10-13  Segher Boessenkool  <segher@kernel.crashing.org>
9842
9843	PR bootstrap/77962
9844	* function.c (thread_prologue_and_epilogue_insns): Call all
9845	make_*logue_seq in the same order as traditional.  Call them
9846	all a second time if shrink_wrapped_separate.
9847
98482016-10-13  Marek Polacek  <polacek@redhat.com>
9849
9850	* Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9851	insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
9852	use -Wno-error.
9853
98542016-10-13  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
9855
9856	PR tree-optimization/77937
9857	* gimple-ssa-strength-reduction.c (analyze_increments): Set cost
9858	to infinite when we have a pointer with an increment of -1.
9859
98602016-10-13  Thomas Preud'homme  <thomas.preudhomme@arm.com>
9861
9862	* coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
9863	into ...
9864	* memmodel.h: This file.
9865	* alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
9866	  caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
9867	  cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
9868	  combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
9869	  common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
9870	  common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
9871	  common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
9872	  compare-elim.c, config/aarch64/aarch64-builtins.c,
9873	  config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
9874	  config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
9875	  config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
9876	  config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
9877	  config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
9878	  config/darwin.c, config/epiphany/epiphany.c,
9879	  config/epiphany/mode-switch-use.c,
9880	  config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
9881	  config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
9882	  config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
9883	  config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
9884	  config/m68k/m68k.c, config/mcore/mcore.c,
9885	  config/microblaze/microblaze.c, config/mmix/mmix.c,
9886	  config/mn10300/mn10300.c, config/moxie/moxie.c,
9887	  config/msp430/msp430.c, config/nds32/nds32-cost.c,
9888	  config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
9889	  config/nds32/nds32-memory-manipulation.c,
9890	  config/nds32/nds32-predicates.c, config/nds32/nds32.c,
9891	  config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
9892	  config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
9893	  config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
9894	  config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
9895	  config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
9896	  config/stormy16/stormy16.c, config/tilegx/tilegx.c,
9897	  config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
9898	  config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
9899	  coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
9900	  df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
9901	  dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
9902	  expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
9903	  ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
9904	  ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
9905	  ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
9906	  loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
9907	  lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
9908	  lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
9909	  lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
9910	  postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
9911	  recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
9912	  reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
9913	  rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
9914	  sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
9915	  stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
9916	  targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
9917	  tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
9918	  tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
9919	  tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
9920	  var-tracking.c, varasm.c: Include memmodel.h.
9921	* genattrtab.c (write_header): Include memmodel.h in generated file.
9922	* genautomata.c (main): Likewise.
9923	* gengtype.c (open_base_files): Likewise.
9924	* genopinit.c (main): Likewise.
9925	* genconditions.c (write_header): Include memmodel.h earlier in
9926	generated file.
9927	* genemit.c (main): Likewise.
9928	* genoutput.c (output_prologue): Likewise.
9929	* genpeep.c (main): Likewise.
9930	* genpreds.c (write_insn_preds_c): Likewise.
9931	* genrecog.c (write_header): Likewise.
9932	* Makefile.in (PLUGIN_HEADERS): Include memmodel.h
9933
99342016-10-13  David Malcolm  <dmalcolm@redhat.com>
9935
9936	* function-tests.c (selftest::test_expansion_to_rtl): Add "true"
9937	for new "compact" param of print_rtx_function.  Check for "cinsn"
9938	rather than "insn".
9939	* print-rtl-function.c (flag_compact): New decl.
9940	(print_rtx_function): Add param "compact" and use it to set
9941	flag_compact, adding a description of the effect to the leading
9942	comment, and updating the example output.
9943	* print-rtl.c (flag_compact): New variable.
9944	(print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
9945	mode.
9946	(print_rtx_operand_code_i): When printing source locations, wrap
9947	xloc.file in quotes.  Don't print INSN_CODEs in compact mode.
9948	(print_rtx_operand_code_r): Don't print regnos for hard regs and
9949	virtuals in compact mode.
9950	(print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
9951	apart from in LABEL_REFs.
9952	(print_rtx_operand): In case 'w', don't print in hex in compact mode.
9953	Don't print basic block ids in compact mode.
9954	(print_rtx):  In compact mode, prefix the code of insns with "c",
9955	only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
9956	* print-rtl.h (print_rtx_function): Add "compact" param.
9957
99582016-10-13  Richard Earnshaw  <rearnsha@arm.com>
9959
9960	* arm.h (TARGET_VFP): Delete.
9961	(TARGET_VFPD32): Remove references to TARGET_VFP.
9962	(TARGET_VFP3, TARGET_VFP5): Likewise.
9963	(TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
9964	(TARGET_NEON_FP16): Likewise.
9965	(TARGET_FMA): Likewise.
9966	(TARGET_CRYPTO): Likewise.
9967	(TARGET_NEON): Likewise.
9968	(SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9969	(FUNCTION_ARG_REGNO_P): Likewise.
9970	* arm.c (arm_option_check_internal): Likewise.
9971	(arm_option_override): Likewise.
9972	(use_return_insn): Likewise.
9973	(arm_function_value_regno_p): Likewise.
9974	(arm_apply_result_size): Likewise.
9975	(use_vfp_abi): Likewise.
9976	(arm_legitimate_address_outer_p): Likewise.
9977	(thumb2_legitimate_address_p): Likewise.
9978	(arm_legitimate_index_p): Likewise.
9979	(thumb2_legitimate_index_p): Likewise.
9980	(arm_legitimate_address): Likewise.
9981	(arm_get_vfp_saved_size): Likewise.
9982	(arm_emit_vfp_multi_reg_pop): Likewise.
9983	(arm_get_frame_offsets): Likewise.
9984	(arm_save_coproc_regs): Likewise.
9985	(arm_hard_regno_mode_ok): Likewise.
9986	(arm_expand_epilogue_apcs_frame): Likewise.
9987	(arm_expand_epilogue): Likewise.
9988	(arm_file_start): Likewise.
9989	(arm_conditional_register_usage): Likewise.
9990	(arm_validize_comparison): Use vfp_compare_operand directly.
9991	* arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
9992	(arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
9993	unsupported usage.
9994	(arm_atomic_assign_expand_fenv): Likewise.
9995	* arm.md (divsf3): Likewise.
9996	(arm_negsi2): Likewise.
9997	(absdf2): Likewise.
9998	(arm_movdi): Likewise.
9999	(arm_movt): Likewise.
10000	(cbranchsf4): Change predicate to vfp_compare_operand.
10001	(cbranchdf4): Change predicate to vfp_compare_operand.
10002	(cstorehf4): Change predicate to vfp_compare_operand.
10003	(cstoresf4): Change predicate to vfp_compare_operand.
10004	(cstoredf4): Change predicate to vfp_compare_operand.
10005	(vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
10006	(movhi_insn_arch4, movhi_bytes): Likewise.
10007	* constraints.md (Dt): Likewise.
10008	(Dp): Likewise.
10009	* iterators.md (SDF): Likewise.
10010	* predicates.md (arm_float_compare_operand): Delete.
10011	(const_double_vcvt_power_of_two_reciprocal): Remove references to
10012	TARGET_VFP.
10013	(const_double_vcvt_power_of_two): Likewise.
10014	* thumb2.md thumb2_movsi_insn): Likewise.
10015	* vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
10016	(movhf_vfp): Likewise.
10017	(arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
10018	(movdi_vfp, movdi_vfp_cortexa8): Likewise.
10019	(movsf_vfp, thumb2_movsf_vfp): Likewise.
10020	(movdf_vfp, thumb2_movdf_vfp): Likewise.
10021	(movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
10022	(subsf3_vfp, divsf3_vfp): Likewise.
10023	(mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
10024	(mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
10025	(mulsf3negsfsubsf_vfp): Likewise.
10026	(truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
10027	(floatunssisf2, sqrtsf2_vfp): Likewise.
10028	(movcc_vfp): Likewise.
10029	(cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
10030	(cmpsf_vfp, cmpsf_trap_vfp): Likewise.
10031	(push_multi_vfp): Likewise.
10032	(set_fpscr, get_fpscr): Likewise.
10033	* arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
10034
100352016-10-13  Richard Earnshaw  <rearnsha@arm.com>
10036
10037	* arm.h (TARGET_VFP): Unconditionally define to 1.
10038	(arm_fpu_desc): Remove 'model' field.
10039	(TARGET_FPU_MODEL): Delete.
10040	* arm.c (all_fpus): Don't initialize the model field.
10041	(arm_can_inline_p): Don't check the FPU model.
10042	* arm-fpus.def: Remove redundant model field from all FPU
10043	descriptions.
10044
100452016-10-13  Richard Biener  <rguenther@suse.de>
10046
10047	PR middle-end/77826
10048	* genmatch.c (struct capture): Add value_match member.
10049	(commutate): Preserve value_match.
10050	(lower_opt_convert): Likewise.
10051	(lower_cond): Likewise.
10052	(replace_id): Likewise.
10053	(struct dt_operand): Add value_match member.
10054	(decision_tree::cmp_node): Compare it.
10055	(decision_tree::insert_operand): Honor it when finding and
10056	when appending a DT_MATCH.
10057	(dt_operand::gen_match_op): Generate a type check after
10058	operand_equal_p if ! value_match for both GENERIC and GIMPLE.
10059	(parser::get_internal_capture_id): New helper.
10060	(parser::finish_match_operand): New function lowering @@<id>.
10061	(parser::parse_capture): Parse @@<id> as value-match.
10062	(parser::parse_expr): Use get_internal_capture_id.
10063	(parser::parse_simplify): Call finish_match_operand.
10064	(walk_captures): New helper.
10065	* match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
10066	of operand_equal_p.
10067	((X /[ex] A) * A -> X): Likewise.
10068	((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
10069	convert[12] and value-matching.
10070	((A | B) & (A | C) ->  A | (B & C)): Likewise.
10071	((X | Y) | Y -> X | Y): Likewise.
10072	((X ^ Y) ^ Y -> X): Likewise.
10073	(A - (A & B) -> ~B & A): Likewise.
10074	((T)(P + A) - (T)P -> (T) A): Likewise.
10075	((T)P - (T)(P + A) -> -(T) A): Likewise.
10076	((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
10077	* doc/match-and-simplify.texi: Amend capture section.
10078
100792016-10-13  Claudiu Zissulescu  <claziss@synopsys.com>
10080
10081	* config/arc/arc.md (umul_600): Remove predicated variant.
10082	(umul64_600): Likewise.
10083
100842016-10-13  Claudiu Zissulescu  <claziss@synopsys.com>
10085
10086	* config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
10087
100882016-10-13  Bin Cheng  <bin.cheng@arm.com>
10089
10090	* tree-vect-loop.c (loop_niters_no_overflow): New func.
10091	(vect_transform_loop): Call loop_niters_no_overflow.  Pass the
10092	no-overflow information to vect_do_peeling_for_loop_bound and
10093	vect_gen_vector_loop_niters.
10094
100952016-10-13  Bin Cheng  <bin.cheng@arm.com>
10096
10097	* tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
10098	iterates 1 time.
10099
101002016-10-13  Bin Cheng  <bin.cheng@arm.com>
10101
10102	* tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
10103	adjust_vec automatically.
10104	(slpeel_add_loop_guard): Remove param cond_expr_stmt_list.  Rename
10105	param exit_bb to guard_to.
10106	(slpeel_checking_verify_cfg_after_peeling):
10107	(set_prologue_iterations):
10108	(create_lcssa_for_virtual_phi): New func which is factored out from
10109	slpeel_tree_peel_loop_to_edge.
10110	(slpeel_tree_peel_loop_to_edge):
10111	(iv_phi_p): New func.
10112	(vect_can_advance_ivs_p): Call iv_phi_p.
10113	(vect_update_ivs_after_vectorizer): Call iv_phi_p.  Directly insert
10114	new gimple stmts in basic block.
10115	(vect_gen_niters_for_prolog_loop): Rename to...
10116	(vect_gen_prolog_loop_niters): ...Rename from.  Change parameters and
10117	adjust implementation.
10118	(vect_update_inits_of_drs): Fix code style issue.  Convert niters to
10119	sizetype if necessary.
10120	(vect_build_loop_niters): Move to here from tree-vect-loop.c.  Change
10121	it to external function.
10122	(vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
10123	(vect_gen_vector_loop_niters_mult_vf): New.
10124	(slpeel_update_phi_nodes_for_loops): New.
10125	(slpeel_update_phi_nodes_for_guard1): Reimplement.
10126	(find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
10127	(slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
10128	* tree-vect-loop.c (vect_build_loop_niters): Move to file
10129	tree-vect-loop-manip.c
10130	(vect_generate_tmps_on_preheader): Delete.
10131	(vect_transform_loop): Rename vectorization_factor to vf.  Call
10132	vect_do_peeling instead of vect_do_peeling-* functions.
10133	* tree-vectorizer.h (vect_do_peeling): New decl.
10134	(vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
10135	(vect_do_peeling_for_loop_bound): Delete.
10136	(vect_do_peeling_for_alignment): Delete.
10137
101382016-10-13  Bin Cheng  <bin.cheng@arm.com>
10139
10140	* tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
10141	duplicated loop after its preheader and after the original loop.
10142
101432016-10-13  Bin Cheng  <bin.cheng@arm.com>
10144
10145	* tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
10146	has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
10147
101482016-10-13  Bin Cheng  <bin.cheng@arm.com>
10149
10150	* tree-vect-loop.c (vectorizable_live_operation): Support handling
10151	for live variable outside loop but not in lcssa form.
10152
101532016-10-13  Bin Cheng  <bin.cheng@arm.com>
10154
10155	* cfg.c (reset_original_copy_tables): New func.
10156	* cfg.h (reset_original_copy_tables): New decl.
10157
101582016-10-13  Jakub Jelinek  <jakub@redhat.com>
10159
10160	PR c/77946
10161	* tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
10162	public_flag.
10163	* varasm.c (default_binds_local_p_3): Formatting fix.
10164
101652016-10-13  Bin Cheng  <bin.cheng@arm.com>
10166
10167	* tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
10168	style issue.
10169	(vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
10170	Remove useless code.
10171
101722016-10-13  Martin Liska  <mliska@suse.cz>
10173
10174	PR tree-optimization/77943
10175	* tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
10176	a different EH landing pads.
10177
101782016-10-13  Jakub Jelinek  <jakub@redhat.com>
10179
10180	PR target/77957
10181	* hooks.h (hook_tree_void_null): Declare.
10182	* hooks.c (hook_tree_void_null): New function.
10183	* langhooks.c (lhd_return_null_tree_v): Remove.
10184	* langhooks-def.h (lhd_return_null_tree_v): Remove.
10185	* cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
10186	set y to const0_rtx.
10187	* function.c (stack_protect_epilogue): Likewise.
10188	* config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
10189	if TARGET_THREAD_SSP_OFFSET is defined.
10190	* config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
10191	* config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
10192	* config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
10193	* config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
10194	* config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
10195	(ix86_stack_protect_guard): New function.
10196
101972016-10-13  Richard Biener  <rguenther@suse.de>
10198
10199	* dwarf2out.c (tree_add_const_value_attribute): Do not try
10200	rtl_for_decl_init during early phase.
10201	(gen_variable_die): Do not create locations during early phase.
10202	(gen_label_die): Likewise.
10203	(decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
10204	twice.
10205
102062016-10-12  Richard Biener  <rguenther@suse.de>
10207
10208	* tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
10209	try_add_new_range and made to eturn new range.
10210	(evrp_dom_walker::before_dom_children): Push op1 value range before
10211	pushing op0 value range.
10212
102132016-10-12  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
10214
10215	PR tree-optimization/77937
10216	* gimple-ssa-strength-reduction.c (analyze_increments): Use
10217	POINTER_TYPE_P on the candidate type to determine whether
10218	candidates in this chain require pointer arithmetic.
10219
102202016-10-12  Eric Botcazou  <ebotcazou@adacore.com>
10221
10222	* config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
10223	correction if the type is smaller than a word.
10224	(visium_select_cc_mode): Add ... fall through ... comment.
10225
102262016-10-12  Segher Boessenkool  <segher@kernel.crashing.org>
10227
10228	* config/rs6000/rs6000.c (machine_function): Add new fields
10229	gpr_is_wrapped_separately and lr_is_wrapped_separately.
10230	(TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
10231	TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
10232	TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
10233	TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
10234	TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
10235	TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
10236	(rs6000_get_separate_components): New function.
10237	(rs6000_components_for_bb): New function.
10238	(rs6000_disqualify_components): New function.
10239	(rs6000_emit_prologue_components): New function.
10240	(rs6000_emit_epilogue_components): New function.
10241	(rs6000_set_handled_components): New function.
10242	(rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
10243	Don't emit GPR saves if gpr_is_wrapped_separately for that register.
10244	(restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
10245	(rs6000_emit_epilogue): Don't emit GPR restores if
10246	gpr_is_wrapped_separately for that register.  Don't make a
10247	REG_CFA_RESTORE note for registers we did not restore, either.
10248
102492016-10-12  Segher Boessenkool  <segher@kernel.crashing.org>
10250
10251	* function.c (thread_prologue_and_epilogue_insns): Call
10252	try_shrink_wrapping_separate.  Compute the prologue_seq afterwards,
10253	if it has possibly changed.  Compute the split_prologue_seq and
10254	epilogue_seq later, too.
10255	* shrink-wrap.c: #include cfgbuild.h and insn-config.h.
10256	(dump_components): New function.
10257	(struct sw): New struct.
10258	(SW): New function.
10259	(init_separate_shrink_wrap): New function.
10260	(fini_separate_shrink_wrap): New function.
10261	(place_prologue_for_one_component): New function.
10262	(spread_components): New function.
10263	(disqualify_problematic_components): New function.
10264	(emit_common_heads_for_components): New function.
10265	(emit_common_tails_for_components): New function.
10266	(insert_prologue_epilogue_for_components): New function.
10267	(try_shrink_wrapping_separate): New function.
10268	* shrink-wrap.h: Declare try_shrink_wrapping_separate.
10269
102702016-10-12  Segher Boessenkool  <segher@kernel.crashing.org>
10271
10272	* regrename.c (build_def_use): Invalidate chains that have a
10273	REG_CFA_RESTORE on some instruction.
10274
102752016-10-12  Segher Boessenkool  <segher@kernel.crashing.org>
10276
10277	* dce.c (delete_unmarked_insns): Don't delete instructions with
10278	a REG_CFA_RESTORE note.
10279
102802016-10-12  Segher Boessenkool  <segher@kernel.crashing.org>
10281
10282	* common.opt (-fshrink-wrap-separate): New flag.
10283	* doc/invoke.texi: Document it.
10284	* doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
10285	* doc/tm.texi: Regenerate.
10286	* emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
10287	* target.def (shrink_wrap): New hook vector.
10288	(get_separate_components, components_for_bb, disqualify_components,
10289	emit_prologue_components, emit_epilogue_components,
10290	set_handled_components): New hooks.
10291
102922016-10-12  Segher Boessenkool  <segher@kernel.crashing.org>
10293
10294	* config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
10295	vector return by reference only if -Wpsabi.
10296	(rs6000_pass_by_reference): Similarly, for argument passing.
10297
102982016-10-12  David Malcolm  <dmalcolm@redhat.com>
10299
10300	* function-tests.c: Include "print-rtl.h".
10301	(selftest::test_expansion_to_rtl): Call print_rtx_function on the
10302	function, and verify what is dumped.
10303	* print-rtl-function.c (print_edge): New function.
10304	(begin_any_block): New function.
10305	(end_any_block): New function.
10306	(can_have_basic_block_p): New function.
10307	(print_rtx_function): Track the basic blocks of insns in the
10308	chain, wrapping those that are within blocks within "(block)"
10309	directives.  Remove the "(cfg)" directive.
10310
103112016-10-12  David Malcolm  <dmalcolm@redhat.com>
10312
10313	* selftest.c (selftest::read_file): New function.
10314	(selftest::test_read_file): New function.
10315	(selftest::selftest_c_tests): Call test_read_file.
10316	* selftest.h (selftest::read_file): New decl.
10317
103182016-10-12  Richard Biener  <rguenther@suse.de>
10319
10320	PR debug/77947
10321	* cgraphunit.c (analyze_functions): Preserve cgraph nodes
10322	function context.
10323
103242016-10-12  Thomas Schwinge  <thomas@codesourcery.com>
10325
10326	* lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
10327
10328	* dwarf2out.c (dwarf2_lineno_debug_hooks): Use
10329	dwarf2out_assembly_start.
10330
10331	* Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
10332
10333	* Makefile.in (SELFTEST_FLAGS): New variable.
10334	(s-selftest, selftest-gdb, selftest-valgrind): Use it.
10335
10336	* vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
10337	early_finish hook.
10338
103392016-10-12  Georg-Johann Lay  <avr@gjlay.de>
10340
10341	* rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
10342	dumped in RTL dumps.
10343
103442016-10-12  Martin Liska  <mliska@suse.cz>
10345
10346	* gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
10347	(gimple_fold_builtin_memory_op): Use the function.
10348	(gimple_fold_builtin_strchr): Likewise.
10349	(gimple_fold_builtin_strcat): Likewise.
10350	(gimple_build): Likewise.
10351
103522016-10-12  Nathan Sidwell  <nathan@acm.org>
10353
10354	* diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
10355
103562016-10-12  Pierre-Marie de Rodat  <derodat@adacore.com>
10357
10358	* dwarf2out.c (int_loc_descriptor): Generate opcodes for another
10359	equivalent 32-bit constant (modulo 2**32) when that yields
10360	smaller instructions.
10361	(size_of_int_loc_descriptor): Update accordingly.
10362
103632016-10-12  Pierre-Marie de Rodat  <derodat@adacore.com>
10364
10365	* dwarf2out.c (dwarf2out_early_global_decl): For nested
10366	functions, call dwarf2out_decl on the parent function first.
10367
103682016-10-12  Richard Biener  <rguenther@suse.de>
10369
10370	* match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
10371	on the conversion.
10372
103732016-10-12  Richard Biener  <rguenther@suse.de>
10374
10375	* tree-ssa-propagate.c
10376	(substitute_and_fold_dom_walker::before_dom_children): Do not
10377	ignore ASSERT_EXPRs but only preserve them.
10378	* tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
10379	that have been propagated into.
10380	(vrp_finalize): Enable DCE for substitute_and_fold.
10381
103822016-10-12  Richard Biener  <rguenther@suse.de>
10383
10384	PR tree-optimization/77920
10385	* tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
10386	(simplify_min_or_max_using_ranges): Pass in gsi and use it.
10387	(simplify_abs_using_ranges): Likewise.
10388	(simplify_conversion_using_ranges): Likewise.
10389	(simplify_stmt_using_ranges): Adjust.
10390
103912016-10-12  Jakub Jelinek  <jakub@redhat.com>
10392
10393	PR tree-optimization/77929
10394	* tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
10395	(*ops)[ranges[i].idx]->op != ranges[i].exp case.
10396
103972016-10-12  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
10398
10399	PR target/77934
10400	* config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
10401	needs a base register for arg 1.
10402
104032016-10-12  Jakub Jelinek  <jakub@redhat.com>
10404
10405	* common.opt (Wimplicit-fallthrough) Turn into alias to
10406	-Wimplicit-fallthrough=3.  Remove EnabledBy.
10407	(Wimplicit-fallthrough=): New option.
10408	* gimplify.c (warn_implicit_fallthrough_r): Use
10409	OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
10410	* doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
10411	to -Wimplicit-fallthrough=3.
10412	(-Wimplicit-fallthrough=): Document.
10413
104142016-10-11  Eric Botcazou  <ebotcazou@adacore.com>
10415
10416	* config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
10417	and GEU in DImode if TARGET_SUBXC.
10418	* config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
10419	(seqdi<W:mode>_zero_subxc): Delete.
10420	(neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
10421	(neg_seqdi<W:mode>_zero_vis3): Delete.
10422	(plus_seqdi<W:mode>_zero): Likewise.
10423	(minus_seqdi<W:mode>_zero): Likewise.
10424	(plus_plus_sltu<W:mode>): Accept only register.
10425	(addx<W:mode>): Likewise.
10426	(plus_sltu<W:mode>_vis3): Likewise.
10427	(plus_plus_sltu<W:mode>_vis3): Likewise.
10428	(neg_sgeu<W:mode>_vis3): Delete.
10429	(minus_sgeu<W:mode>_vis3): Likewise.
10430	(addxc<W:mode>): Accept only registers.
10431	(neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
10432	(minus_neg_sltu<W:mode>_subxc): Accept only register.
10433	(neg_plus_sltu<W:mode>_subxc): Likewise.
10434	(minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
10435	(minus_minus_sltu<W:mode>_subxc): Accept only register.
10436	(sgeu<W:mode>_insn_subxc): Delete.
10437	(plus_sgeu<W:mode>_subxc): Likewise.
10438	(subxc<W:mode>): Accept only register.
10439	(scc splitter): Split always GEU again.
10440
104412016-10-11  Jeff Law  <law@redhat.com>
10442
10443	PR tree-optimization/77424
10444	* tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
10445	dead conditionals.  Assert that all e->aux fields are NULL.
10446
104472016-10-11  David Malcolm  <dmalcolm@redhat.com>
10448
10449	* print-rtl.c (print_rtx): Rename "i" to "idx".  Split out the
10450	operand-printing "switch" statement into...
10451	(print_rtx_operand_code_0): ...this new function, ...
10452	(print_rtx_operand_code_e): ...this new function, ...
10453	(print_rtx_operand_codes_E_and_V): ...this new function, ...
10454	(print_rtx_operand_code_i): ...this new function, ...
10455	(print_rtx_operand_code_r): ...this new function, ...
10456	(print_rtx_operand_code_u): ...this new function, ...
10457	(print_rtx_operand): ...and this new function.
10458
104592016-10-11  Uros Bizjak  <ubizjak@gmail.com>
10460
10461	* config/alpha/alpha-passes.def: New file.
10462	* config/alpha/t-alpha: New file.
10463	* config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
10464	(make_pass_handle_trap_shadows): New prototype.
10465	(make_pass_align_insns): Ditto.
10466	* config/alpha/alpha.c (alpha_option_override): Don't register
10467	passes here.
10468	* config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
10469
104702016-10-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
10471
10472	PR target/77924
10473	* config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
10474	distinct __ibm128 IBM extended double type if long doubles are
10475	128-bits and the default format for long double is IEEE 128-bit.
10476
104772016-10-11  Richard Biener  <rguenther@suse.de>
10478
10479	* dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
10480	(init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
10481	(verify_die): New function.
10482	(dwarf2out_finish): Call it.
10483	(output_line_info): Handle case of -gsplit-dwarf without
10484	DWARF2_ASM_LINE_DEBUG_INFO.
10485
104862016-10-11  Richard Biener  <rguenther@suse.de>
10487
10488	PR debug/77931
10489	* gimple-low.c (lower_gimple_bind): Handle arbitrary common
10490	sub-chains of BLOCK_VARS and gimple_bind_vars.
10491
104922016-10-11  Venkataramanan Kumar  <Venkataramanan.kumar@amd.com>
10493
10494	* config/i386/znver1.md : Fix imov/imovx load type reservations.
10495
104962016-10-11  Eric Botcazou  <ebotcazou@adacore.com>
10497
10498	* config/sparc/sparc.opt (msubxc): New option.
10499	* doc/invoke.texi (SPARC options): Document it and tidy up.
10500	* doc/tm.texi.in (Condition Codes): Adjust SPARC example.
10501	* doc/tm.texi: Regenerate.
10502	* config/sparc/sparc-modes.def (CC_NOOV): Rename into...
10503	(CCNZ): ...this.
10504	(CCX_NOOV): Rename into...
10505	(CCXNZ): ...this.
10506	(CCC): New.
10507	(CCXC): Likewise.
10508	* config/sparc/predicates.m (fcc_register_operand): Simplify.
10509	(fcc0_register_operand): Likewise.
10510	(icc_register_operand): New.
10511	(icc_or_fcc_register_operand): Simplify.
10512	(nz_comparison_operator): New.
10513	(c_comparison_operator): Likewise.
10514	(noov_compare_operator): Rename into...
10515	(icc_comparison_operator): ...this.  Use above predicates.
10516	(noov_compare64_operator): Rename into...
10517	(v9_comparison_operator): ...this and tidy up.
10518	(fcc_comparison_operator): New.
10519	(icc_or_fcc_comparison_operator): Likewise.
10520	(v9_register_compare_operator): Rename info...
10521	(v9_register_comparison_operator): ...this.
10522	* config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
10523	(sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
10524	for Niagara-7.
10525	(sparc_fixed_condition_code_regs): New function.
10526	(select_cc_mode): Remove ATTRIBUTE_UNUSED.  Adjust for CCNZ/CCXNZ
10527	renaming and add support for CCC/CCXC.
10528	(output_cbranch): Likewise.
10529	(sparc_print_operand): Likewise.
10530	(gen_v9_scc): Remove obsolete assertion.
10531	(emit_scc_insn): Emit RTL directly for EQ and NE.  Add direct support
10532	for EQ in DImode if TARGET_SUBXC.  Remove test on TARGET_VIS3 for GEU.
10533	(output_cbcond): Remove bogus handling of CC modes.
10534	(sparc_register_move_cost): Return 100 for NO_REGS.
10535	* config/sparc/sparc.md (W): New mode iterator.
10536	(length): Adjust for noov_compare64_operator renaming.
10537	(cmpsi_sne): New instruction.
10538	(cmpdi_sne): Likewise.
10539	(seqdi_special): Delete.
10540	(seqdi_special): Likewise.
10541	(snesi<P:mode>_special): Likewise.
10542	(snedi_special): Likewise.
10543	(snedi_special_vis3): Likewise.
10544	(snesi patterns): Use W iterator.
10545	(snedi patterns): Likewise.  Add TARGET_SUBXC patterns.
10546	(sltu patterns): Likewise.
10547	(sgeu patterns): Likewise.
10548	(scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
10549	(normal_branch): Use icc_comparison_operator predicate.
10550	(inverted_branch): Likewise.
10551	(cbcond_sp32): Use comparison_operator predicate.
10552	(cbcond_sp64): Likewise.
10553	(normal_int_branch_sp64): Adjust for renaming
10554	(inverted_int_branch_sp64): Likewise.
10555	(mov<I:mode>_cc_reg_sp64): Likewise.
10556	(movsf_cc_reg_sp6): Likewise.
10557	(movdf_cc_reg_sp64): Likewise.
10558	(movtf_cc_reg_hq_sp64): Likewise.
10559	(movtf_cc_reg_sp64): Likewise.
10560	(mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
10561	(movsf_cc_v9): Likewise.
10562	(movdf_cc_v9): Likewise.
10563	(movtf_cc_hq_v9): Likewise.
10564	(movtf_cc_v9): Likewise.
10565	(adddi3): Call gen_adddi3_sp32.
10566	(adddi3_insn_sp32): Rename to...
10567	(adddi3_sp32): ...this.  Accept only register_operand as operand #1
10568	and use CCCmode for the carry.
10569	(addx_extend_sp32): Use CCCmode for the carry.
10570	(addx_extend_sp64): Delete.
10571	(adddi3_extend_sp32): Use CCCmode for the carry.
10572	(cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
10573	(subdi3): Call gen_subdi3_sp32.
10574	(subdi3_insn_sp32): Rename to...
10575	(subdi3_sp32): ...this and use CCmode for the carry.
10576	(subx_extend_sp32): Use CCCmode for the carry.
10577	(subx_extend_sp64): Delete.
10578	(subdi3_extend_sp32): Use CCmode for the carry.
10579	(cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
10580	(negdi3): Call gen_negdi3_sp32.
10581	(negdi3_sp32): Use CCCmode for the carry.
10582	(cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
10583	(cmp_nz_ashift_1): Use CCNZ mode.
10584	(cmp_nz_set_ashift_1): Likewise.
10585	(ctrapsi4): Use comparison_operator predicate.
10586	(ctrapdi4): Likewise.
10587	(trapsi_insn): Use icc_comparison_operator predicate.
10588	(trapdi_insn): Likewise.
10589	(edge8 patterns): Use CCNZmode.
10590	(edge16 patterns): Likewise.
10591	(edge32 patterns): Likewise.
10592
105932016-10-11  Eric Botcazou  <ebotcazou@adacore.com>
10594
10595	* config/visium/visium-modes.def (CC_NOOV): Rename into...
10596	(CCNZ): ...this.
10597	(CC_BTST): Rename into...
10598	(CCC): ...this.
10599	* config/visium/predicates.md (real_add_operand): New.
10600	(visium_btst_operator): Rename into...
10601	(visium_equality_comparison_operator): ...this.
10602	(visium_noov_operator): Rename into...
10603	(visium_nz_comparison_operator): ...this.
10604	(visium_c_comparison_operator): New.
10605	(visium_branch_operator): Adjust and deal with all CC modes.
10606	* config/visium/visium.c (visium_adjust_cost): Adjust.
10607	(visium_split_double_add): Use the *_set_carry patterns.
10608	(visium_select_cc_mode): Add support for CCC mode and adjust.
10609	(output_cbranch): Adjust and use the carry-based operators for
10610	floating-point comparisons.
10611	* config/visium/visium.md (flags_subst_arith): Adjust.
10612	(addsi3_insn_set_carry): New instruction.
10613	(subsi3_insn_set_carry): Likewise.
10614	(negsi2_insn_set_carry): Likewise.
10615	(btst): Adjust.
10616	(cmp<mode>_sne): Likewise.
10617	(cbranch<mode>4): Use ordered_comparison_operator.
10618	(cbranch<mode>4_insn): Likewise.
10619	(cbranchsi4_btst_insn): Adjust.
10620
106212016-10-11  Tom de Vries  <tom@codesourcery.com>
10622
10623	PR middle-end/77558
10624	* builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
10625	special-casing.
10626
106272016-10-11  Eric Botcazou  <ebotcazou@adacore.com>
10628
10629	* tree.h (build_complex_type): Add second parameter with default.
10630	* tree.c (build_complex_type): Add NAMED second parameter and adjust
10631	recursive call.  Create a TYPE_DECL only if NAMED is true.
10632	(build_common_tree_nodes): Pass true in calls to build_complex_type.
10633
106342016-10-11  Georg-Johann Lay  <avr@gjlay.de>
10635
10636	New avr-passes.def to register AVR specific passes.
10637
10638	* config/avr/avr-passes.def: New file.
10639	* config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
10640	* config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
10641	(make_avr_pass_recompute_note): New proto.
10642	* config/avr/avr.c (make_avr_pass_recompute_notes): New function.
10643	(avr_pass_recompute_notes): Use anonymous namespace.
10644	(avr_register_passes): Remove function...
10645	(avr_option_override): ...and its call.
10646
106472016-10-11  Robert Suchanek  <robert.suchanek@imgtec.com>
10648
10649	* config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
10650	PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
10651	PTF_AVOID_BRANCHLIKELY_SPEED for others.
10652	(mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
10653	flags.
10654	* config/mips/mips.c (mips_option_override): Enable the branch
10655	likely depending on the tune flags and optimization level.
10656	* config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
10657	(PTF_AVOID_BRANCHLIKELY_SPEED): Define.
10658	(PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
10659	(PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
10660
106612016-10-11  Richard Biener  <rguenther@suse.de>
10662
10663	* lto-streamer-out.c (collect_block_tree_leafs): New helper.
10664	(output_function): Properly stream the whole block tree.
10665	* lto-streamer-in.c (input_function): Likewise.
10666
106672016-10-11  Marek Polacek  <polacek@redhat.com>
10668
10669	* Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
10670
106712016-10-11  Kugan Vivekanandarajah  <kuganv@linaro.org>
10672
10673	* tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
10674	(evrp_dom_walker::before_dom_children): Infer and push new value
10675	ranges for x in y < x.
10676
106772016-10-10  Joseph Myers  <joseph@codesourcery.com>
10678
10679	PR target/77586
10680	* config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
10681	(TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
10682	* config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
10683	* config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
10684	* config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
10685	(IA64_NO_LIBGCC_TFMODE): Likewise.
10686
106872016-10-11  Kugan Vivekanandarajah  <kuganv@linaro.org>
10688
10689	* tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
10690	  copying.
10691
106922016-10-10  Andreas Tobler  <andreast@gcc.gnu.org>
10693
10694	* config.gcc: Add aarch64-*-freebsd* support.
10695	* config.host: Likewise.
10696	* config/aarch64/aarch64-freebsd.h: New file.
10697	* config/aarch64/t-aarch64-freebsd: Ditto.
10698
106992016-10-10  Jeff Law  <law@redhat.com>
10700
10701	PR tree-optimization/71947
10702	* tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
10703	B with A within a single statement.
10704
107052016-10-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
10706
10707	PR tree-optimization/77824
10708	* gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
10709	zero cost for copies.
10710	(find_candidates_dom_walker::before_dom_children): Replace
10711	MODIFY_EXPR with SSA_NAME.
10712	(replace_mult_candidate): Likewise.
10713	(replace_profitable_candidates): Likewise.
10714
107152016-10-10  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
10716
10717	* config/s390/s390.h: Wrap more macros args in brackets and fix
10718
107192016-10-10  Georg-Johann Lay  <avr@gjlay.de>
10720
10721	* config/avr/gen-avr-mmcu-texi.c (string.h): Include.
10722
107232016-10-10  Andreas Schwab  <schwab@suse.de>
10724
10725	PR target/77738
10726	* config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
10727	pseudo is not DImode.
10728
107292016-10-10  Claudiu Zissulescu  <claziss@synopsys.com>
10730
10731	* common/config/arc/arc-common.c (arc_option_optimization_table):
10732	Remove compact casesi option.
10733	* config/arc/arc.c (arc_override_options): Use compact casesi
10734	option only for pre-ARCv2 cores.
10735	* doc/invoke.texi (mcompact-casesi): Update text.
10736
107372016-10-09  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
10738
10739	* config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
10740	Add macro to say we can efficiently handle overlapping unaligned
10741	loads.
10742	* config/rs6000/rs6000.c (expand_block_compare): Avoid generating
10743	poor code for processors older than p8.
10744
107452016-10-09  Eric Botcazou  <ebotcazou@adacore.com>
10746
10747	* gen-pass-instances.awk: Remove GNUism.
10748
107492016-10-09  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
10750
10751	* ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
10752	NULL of (*ipcp_transformations)][node->uid].
10753
107542016-10-09  John David Anglin  <danglin@gcc.gnu.org>
10755
10756	* config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
10757	(MALLOC_ABI_ALIGNMENT): Define.
10758
107592016-10-09  Jakub Jelinek  <jakub@redhat.com>
10760
10761	* tree-ssa.c (target_for_debug_bind, verify_phi_args,
10762	ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
10763	VAR_OR_FUNCTION_DECL_P macros.
10764	* tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
10765	chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
10766	chkp_find_bounds_1): Likewise.
10767	* ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
10768	* hsa-gen.c (get_symbol_for_decl): Likewise.
10769	* cgraphunit.c (check_global_declaration, analyze_functions,
10770	handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
10771	Likewise.
10772	* gimple-fold.c (can_refer_decl_in_current_unit_p,
10773	canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
10774	Likewise.
10775	* tree.c (set_decl_section_name, copy_node_stat,
10776	need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
10777	merge_dllimport_decl_attributes, handle_dll_attribute,
10778	decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
10779	verify_type): Likewise.
10780	* gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
10781	find_explicit_erroneous_behavior): Likewise.
10782	* sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
10783	* ipa.c (process_references): Likewise.
10784	* tree-chkp-opt.c (chkp_get_check_result): Likewise.
10785	* varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
10786	notice_global_symbol, assemble_variable, mark_decl_referenced,
10787	build_constant_desc, output_constant_def_contents, do_assemble_alias,
10788	make_decl_one_only, default_section_type_flags,
10789	categorize_decl_for_section, default_encode_section_info): Likewise.
10790	* trans-mem.c (requires_barrier): Likewise.
10791	* gimple-expr.c (mark_addressable): Likewise.
10792	* cfgexpand.c (add_scope_conflicts_1, expand_one_var,
10793	expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
10794	expand_debug_expr): Likewise.
10795	* tree-dump.c (dequeue_and_dump): Likewise.
10796	* ubsan.c (instrument_bool_enum_load): Likewise.
10797	* tree-pretty-print.c (print_declaration): Likewise.
10798	* simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
10799	* tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
10800	* asan.c (asan_protect_global, instrument_derefs): Likewise.
10801	* tree-into-ssa.c (rewrite_stmt, maybe_register_def,
10802	pass_build_ssa::execute): Likewise.
10803	* var-tracking.c (var_debug_decl, track_expr_p): Likewise.
10804	* tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
10805	Likewise.
10806	* ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
10807	Likewise.
10808	* tree-inline.c (insert_debug_decl_map, remap_ssa_name,
10809	can_be_nonlocal, remap_decls, copy_debug_stmt,
10810	initialize_inlined_parameters, add_local_variables,
10811	reset_debug_binding, replace_locals_op): Likewise.
10812	* dse.c (can_escape): Likewise.
10813	* ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
10814	Likewise.
10815	* tree-diagnostic.c (default_tree_printer): Likewise.
10816	* tree-streamer-in.c (unpack_ts_decl_common_value_fields,
10817	unpack_ts_decl_with_vis_value_fields,
10818	lto_input_ts_decl_common_tree_pointers): Likewise.
10819	* builtins.c (builtin_save_expr, fold_builtin_expect,
10820	readonly_data_expr): Likewise.
10821	* tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
10822	create_variable_info_for, set_uids_in_ptset, visit_loadstore):
10823	Likewise.
10824	* gimple-streamer-out.c (output_gimple_stmt): Likewise.
10825	* gimplify.c (force_constant_size, gimplify_bind_expr,
10826	gimplify_decl_expr, gimplify_var_or_parm_decl,
10827	gimplify_compound_lval, gimplify_init_constructor,
10828	gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
10829	gimplify_type_sizes): Likewise.
10830	* cgraphbuild.c (record_reference, record_type_list, mark_address,
10831	mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
10832	* tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
10833	remove_unused_locals): Likewise.
10834	* tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
10835	ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
10836	* function.c (instantiate_expr, instantiate_decls_1,
10837	setjmp_vars_warning, add_local_decl): Likewise.
10838	* alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
10839	Likewise.
10840	* tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
10841	va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
10842	optimize_va_list_gpr_fpr_size): Likewise.
10843	* tree-nrv.c (pass_nrv::execute): Likewise.
10844	* tsan.c (instrument_expr): Likewise.
10845	* tree-ssa-dce.c (remove_dead_stmt): Likewise.
10846	* vtable-verify.c (verify_bb_vtables): Likewise.
10847	* tree-dfa.c (ssa_default_def, set_ssa_default_def,
10848	get_ref_base_and_extent): Likewise.
10849	* toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
10850	Likewise.
10851	* tree-sra.c (static bool constant_decl_p, find_var_candidates,
10852	analyze_all_variable_accesses): Likewise.
10853	* tree-nested.c (get_nonlocal_debug_decl,
10854	convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
10855	note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
10856	get_local_debug_decl, convert_local_omp_clauses,
10857	convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
10858	Likewise.
10859	* tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
10860	* stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
10861	* dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
10862	dbxout_symbol, dbxout_common_check): Likewise.
10863	* expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
10864	string_constant): Likewise.
10865	* hsa.c (hsa_get_declaration_name): Likewise.
10866	* passes.c (rest_of_decl_compilation): Likewise.
10867	* tree-ssanames.c (make_ssa_name_fn): Likewise.
10868	* tree-streamer-out.c (pack_ts_decl_common_value_fields,
10869	pack_ts_decl_with_vis_value_fields,
10870	write_ts_decl_common_tree_pointers): Likewise.
10871	* stor-layout.c (place_field): Likewise.
10872	* symtab.c (symtab_node::maybe_create_reference,
10873	symtab_node::verify_base, symtab_node::make_decl_local,
10874	symtab_node::copy_visibility_from,
10875	symtab_node::can_increase_alignment_p): Likewise.
10876	* dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
10877	decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
10878	fortran_common, add_location_or_const_value_attribute,
10879	add_scalar_info, add_linkage_name, set_block_abstract_flags,
10880	local_function_static, gen_variable_die, dwarf2out_late_global_decl,
10881	optimize_one_addr_into_implicit_ptr,
10882	optimize_location_into_implicit_ptr): Likewise.
10883	* gimple-low.c (record_vars_into): Likewise.
10884	* ipa-visibility.c (update_vtable_references): Likewise.
10885	* tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
10886	Likewise.
10887	* lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
10888	DFS::DFS_write_tree_body, write_symbol): Likewise.
10889	* langhooks.c (lhd_warn_unused_global_decl,
10890	lhd_set_decl_assembler_name): Likewise.
10891	* attribs.c (decl_attributes): Likewise.
10892	* except.c (output_ttype): Likewise.
10893	* varpool.c (varpool_node::get_create, ctor_for_folding,
10894	varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
10895	* fold-const.c (fold_unary_loc): Likewise.
10896	* ipa-prop.c (ipa_compute_jump_functions_for_edge,
10897	ipa_find_agg_cst_from_init): Likewise.
10898	* omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
10899	expand_omp_target, lower_omp_regimplify_p,
10900	grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
10901	find_link_var_op): Likewise.
10902	* tree-chrec.c (chrec_contains_symbols): Likewise.
10903	* tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
10904	gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
10905	execute_fixup_cfg): Likewise.
10906
10907	PR tree-optimization/77901
10908	* tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
10909	if ranges[i].exp is SSA_NAME when looking for >= and only when
10910	ranges[i].exp is NULL or SSA_NAME when looking for the other
10911	comparison.
10912
109132016-10-09  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
10914
10915	* ipa-cp.c (ipcp_alignment_lattice): Remove.
10916	(ipcp_param_lattices): Remove field alignment.
10917	(print_all_lattices): Remove call to ipcp_alignment_lattice::print.
10918	(set_all_contains_variable): Remove call to
10919	ipcp_alignment_lattice::set_to_bottom.
10920	(initialize_node_lattices): Likewise.
10921	(propagate_alignment_accross_jump_function): Remove.
10922	(propagate_constants_accross_call): Remove call to
10923	propagate_alignment_accross_jump_function.
10924	(ipcp_store_alignment_results): Remove.
10925	(ipcp_driver): Remove call to ipcp_store_alignment_results.
10926	(propagate_bits_accross_jump_function): Handle ancestor jump function.
10927	* ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
10928	pretty-printing of alignment jump function.
10929	(ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
10930	(ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
10931	alignments and remove computing ipa_alignment jump function.
10932	(ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
10933	(ipa_write_jump_functions): Remove streaming for ipa_alignment.
10934	(ipa_read_jump_function): Remove reading of ipa_alignment.
10935	(write_ipcp_transformation_info): Remove streaming for alignment
10936	propagation summary.
10937	(read_ipcp_transformation_info): Remove reading of alignment
10938	propagation summary.
10939	(ipcp_update_alignments): Remove.
10940	(ipcp_update_bits): Adjust to set alignment for parameters of pointer
10941	type.
10942	(ipcp_transform_function): Remove call to ipcp_update_alignments()
10943	and remove assignment to (*ipcp_transformations)[node->uid].alignments.
10944	* ipa-prop.h (ipa_alignment): Remove.
10945	(ipa_jump_func): Remove field alignment.
10946	(ipcp_transformation_summary): Remove field alignments.
10947	* doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
10948	* opts.c (default_options_table): Remove entry for fipa-cp-alignment.
10949	(enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
10950
109512016-10-08  Eric Botcazou  <ebotcazou@adacore.com>
10952
10953	* config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
10954
10955	* config/visium/visium.c (visium_expand_int_cstore): Revert latest
10956	change.
10957	(visium_expand_fp_cstore): Likewise.
10958
109592016-10-08  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
10960
10961	* diagnostic-core.h (warning_at_rich_loc_n): Declare.
10962	* diagnostic.c (warning_at_rich_loc_n): New function.
10963	(diagnostic_n_impl_richloc): Likewise.
10964	(diagnostic_n_impl): Move most of the function to
10965	diagnostic_n_impl_richloc and call it.
10966
109672016-10-08  Jakub Jelinek  <jakub@redhat.com>
10968
10969	* gen-pass-instances.awk: Rewritten.
10970	* Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
10971	$(PASSES_EXTRA) after passes.def to the script.
10972	* config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
10973	* config/i386/i386-passes.def: New file.
10974	* config/i386/i386-protos.h (make_pass_insert_vzeroupper,
10975	make_pass_stv): Declare.
10976	* config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
10977	false.
10978	(pass_stv::gate): Depending on timode_p member require TARGET_64BIT
10979	or !TARGET_64BIT.
10980	(pass_stv::clone, pass_stv::set_pass_param): New methods.
10981	(pass_stv::timode_p): New non-static data member.
10982	(ix86_option_override): Don't register passes here.
10983
10984	* doc/invoke.texi: Document accepting Else, fallthrough.
10985
10986	* doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
10987	style changes.
10988
10989	* doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
10990	FALLTHRU comment styles.
10991
109922016-10-07  Andrew Pinski  <apinski@cavium.com>
10993
10994	* config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
10995	* config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
10996	* config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
10997	Likewise.
10998	* config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
10999	Likewise.
11000	* config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
11001	Likewise.
11002	* config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
11003	(AARCH64_ARCH): Likewise.
11004	* common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
11005	Likewise.
11006	(AARCH64_CORE): Likewise.
11007	(AARCH64_ARCH): Likewise.
11008	* config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
11009	(AARCH64_EXTRA_TUNING_OPTION): Likewise.
11010	* config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
11011	(AARCH64_EXTRA_TUNING_OPTION): Likewise.
11012	(AARCH64_ARCH): Likewise.
11013	(AARCH64_CORE): Likewise.
11014	* config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
11015	* config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
11016	(AARCH64_CORE): Likewise.
11017	(AARCH64_ARCH): Likewise.
11018
110192016-10-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
11020
11021	* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
11022	-mfloat128 into -mfloat128-type that enables the IEEE 128-bit
11023	floating point type infrastructre, and -mfloat128 that enables the
11024	keyword.  Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
11025	if -mfloat128-type.  Define __ibm128 to be long double by default.
11026	* config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
11027	the IEEE 128-bit floating point type infrastructure should
11028	automatically be enabled.
11029	(rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
11030	instead of -mfloat128 to enable KFmode.
11031	(rs6000_option_override_internal): Split the option -mfloat128
11032	into -mfloat128-type and -mfloat128.  On Linux PowerPC 64-bit
11033	systems, automatically set -mfloat128-type, but don't enable it on
11034	other operating systems.  Move setting the long double size and
11035	IEEE quad support before the IEEE 128-bit floating point changes.
11036	(rs6000_init_builtins): Do not create a unique type for __ibm128
11037	if long double is IBM extended double, instead rely on __ibm128
11038	being defined as 'long double'.  If -mfloat128-type and not
11039	-mfloat128, create the KFmode type with an undocumented __ieee128
11040	keyword.
11041	(rs6000_init_libfuncs): Use -mfloat128-type instead of
11042	-mfloat128 for tests about the types, but keep tests for
11043	-mfloat128 to enable the keyword support.
11044	(rs6000_complex_function_value): Likewise.
11045	(rs6000_scalar_mode_supported_p): Likewise.
11046	(rs6000_floatn_mode): Likewise.
11047	(rs6000_c_mode_for_suffix): Likewise.
11048	(rs6000_opt_masks): Add -mfloat128-type.
11049	* config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
11050	-mfloat128-type being split from -mfloat128.  Add
11051	-mfloat128-hardware, which was missing.
11052	* config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
11053	-mfloat128 and -mfloat128-type:
11054	(-mfloat128-type): Likewise.
11055	* config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
11056	that 64-bit Linux systems with enable -mfloat128-type by default
11057	on VSX systems.
11058	* config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
11059	(FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
11060	-mfloat128-type instead of -mfloat128.
11061	(FLOAT128_2REG_P): Likewise.
11062	(MASK_FLOAT128_TYPE): Likewise.
11063	(ALTIVEC_ARG_MAX_RETURN): Likewise.
11064	(RS6000_BTM_FLOAT128): Likewise.
11065	(TARGET_FLOAT128): Poison old identifiers.
11066	(OPTION_MASK_FLOAT128): Likewise.
11067	(MASK_FLOAT128): Likewise.
11068	* config/rs6000/rs6000.md (FP): Likewise.
11069	(FLOAT128): Likewise.
11070	(fix_trunc<mode>di2): Likewise.
11071	(fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
11072	(floatdi<mode>2): Likewise.
11073	(floatuns<SDI:mode><IEEE128:mode>2): Likewise.
11074	(neg<mode>2, FLOAT128 iterator): Likewise.
11075	(abs<mode>2, FLOAT128 iterator): Likewise.
11076	(ieee_128bit_negative_zero): Likewise.
11077	(ieee_128bit_vsx_neg<mode>2): Likewise.
11078	(ieee_128bit_vsx_neg<mode>2_internal): Likewise.
11079	(ieee_128bit_vsx_abs<mode>2): Likewise.
11080	(ieee_128bit_vsx_abs<mode>2_internal): Likewise.
11081	(ieee_128bit_vsx_nabs<mode>2): Likewise.
11082	(ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
11083	(extendiftf2): Likewise.
11084	(extendifkf2): Likewise.
11085	(extendtfkf2): Likewise.
11086	(trunciftf2): Likewise.
11087	(truncifkf2): Likewise.
11088	(trunckftf2): Likewise.
11089	(trunctfif2): Likewise.
11090	(extendkftf2): Likewise.
11091	(trunctfkf2): Likewise.
11092
110932016-10-07  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
11094
11095	* simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
11096	before merging in bytes to pass down to real_from_target.
11097
110982016-10-07  Richard Biener  <rguenther@suse.de>
11099
11100	* tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
11101	required hack.
11102	(substitute_and_fold_dom_walker::before_dom_children):
11103	Substitute and fold before pass specific folding to avoid
11104	feeding that with SSA names that will be later released.
11105	* tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
11106	introduced by folding and visited by evaluate_stmt called during
11107	ccp_fold_stmt.
11108	(likely_value): Likewise.
11109	(evaluate_stmt): Likewise.
11110	* tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
11111	(simplify_div_or_mod_using_ranges): Likewise.
11112	(simplify_min_or_max_using_ranges): Likewise.
11113	(simplify_abs_using_ranges): Likewise.
11114	(simplify_conversion_using_ranges): Likewise.
11115	(simplify_float_conversion_using_ranges): Likewise.
11116	(simplify_stmt_using_ranges): Likewise.
11117
111182016-10-07  Marek Polacek  <polacek@redhat.com>
11119
11120	* gimplify.c (should_warn_for_implicit_fallthrough): Check for
11121	FALLTHROUGH_LABEL_P here...
11122	(warn_implicit_fallthrough_r): ...not here.
11123
111242016-10-07  Bernd Schmidt  <bschmidt@redhat.com>
11125
11126	PR tree-optimization/77880
11127	* expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
11128	necessary.
11129
111302016-10-07  Marek Polacek  <polacek@redhat.com>
11131
11132	PR c++/77803
11133	* gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
11134
111352016-10-07  Richard Biener  <rguenther@suse.de>
11136
11137	* bitmap.h: Document constraints on bitmap modification while
11138	iterating over it.
11139
111402016-10-07  Richard Biener  <rguenther@suse.de>
11141
11142	* bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
11143	* bitmap.h (bmp_iter_set): When advancing to the next element
11144	check that we didn't remove the current one.
11145	(bmp_iter_and): Likewise.
11146	(bmp_iter_and_compl): Likewise.
11147	* tree-ssa.c (release_defs_bitset): Do not remove worklist bit
11148	we currently iterate on but keep a one-level queue.
11149	* sched-deps.c (remove_from_deps): Do not clear current bit
11150	but keep a one-level queue.
11151
111522016-10-07  Jakub Jelinek  <jakub@redhat.com>
11153
11154	PR tree-optimization/77664
11155	* tree-ssa-reassoc.c (update_range_test): Also clear low and high
11156	for the other ranges.
11157	(optimize_range_tests_diff): Fix up formatting.
11158	(optimize_range_tests_var_bound): New function.
11159	(optimize_range_tests): Use it.
11160
111612016-10-07  Martin Liska  <mliska@suse.cz>
11162
11163	* coverage.c (build_gcov_exit_decl): Fix priority what
11164	should be really 99.
11165
111662016-10-07  Richard Biener  <rguenther@suse.de>
11167
11168	* gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
11169	vars in gimple_bind_vars but not in BLOCK_VARS.
11170
111712016-10-07  Richard Biener  <rguenther@suse.de>
11172
11173	PR tree-optimization/77879
11174	* tree-ssa-structalias.c (handle_const_call): Properly handle
11175	NRV return slots.
11176	(handle_pure_call): Likewise.
11177
111782016-10-06  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
11179
11180	* config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
11181	(rs6000_elf_asm_out_destructor): increase size of buf to avoid
11182	possible overflow.
11183
111842016-10-06  Andrew Pinski  <apinski@cavium.com>
11185
11186	* config/aarch64/aarch64-cores.def: Add a comment before each
11187	set of cores.
11188
111892016-10-06  Kugan Vivekanandarajah  <kuganv@linaro.org>
11190
11191	PR tree-optimization/77862
11192	* tree-vrp.c (add_equivalence): Use get_value_range so that
11193	num_vr_values is checked before accessing vr_values.
11194
111952016-10-06  Kugan Vivekanandarajah  <kuganv@linaro.org>
11196
11197	* tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
11198	  POINTER_TYPE_P.
11199
112002016-10-05  Jeff Law  <law@redhat.com>
11201
11202	PR tree-optimization/71661
11203	* tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
11204	removal of a forwarder exposes a new natural loop.
11205
112062016-10-06  Uros Bizjak  <ubizjak@gmail.com>
11207
11208	* config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
11209	Introduce ssesuffix variable.
11210	(<mask_codefor><code><mode>3<mask_name>): Ditto.
11211	(*<code><mode>3): Ditto.
11212
112132016-10-06  Jan Hubicka  <hubicka@ucw.cz>
11214
11215	* postreload.c (reload_cse_simplify): Skip also USE when detecting
11216	noop move.
11217
112182016-10-06  Richard Biener  <rguenther@suse.de>
11219
11220	PR tree-optimization/77855
11221	* tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
11222	instead of removing the current item while iterating over the set
11223	which is not safe.
11224
112252016-10-06  James Clarke  <jrtc27@jrtc27.com>
11226	    Eric Botcazou  <ebotcazou@adacore.com>
11227
11228	PR target/77759
11229	* config/sparc/sparc.c (classify_data_t): Remove int_regs field.
11230	(classify_registers): Don't set it
11231	(function_arg_slotno): Don't initialize and test it.  Tidy up.
11232
112332016-10-06  Richard Biener  <rguenther@suse.de>
11234
11235	PR tree-optimization/77839
11236	* tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
11237	lattice transition.
11238
112392016-10-06  Martin Liska  <mliska@suse.cz>
11240
11241	* gcc.c: Set -fprofile-update=atomic when profiling is
11242	enabled and -pthread is set.  Warn when one combines
11243	-pthread and -fprofile-update=single for an app using
11244	profiling code.
11245
112462016-10-06  Martin Liska  <mliska@suse.cz>
11247
11248	PR bootstrap/77788
11249	* expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
11250	* gimple-ssa-strength-reduction.c (slsr_process_cast):
11251	Initialize a pointer to NULL.
11252	(slsr_process_copy): Likewise.
11253	* input.c (location_get_source_line): Likewise.
11254	* tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
11255
112562016-10-05  Andrew Senkevich  <andrew.senkevich@intel.com>
11257
11258	* common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
11259	OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
11260	(ix86_handle_option): Deleted handle of OPT_mpcommit.
11261	* config.gcc: Deleted pcommitintrin.h
11262	* config/i386/pcommitintrin.h: Deleted file.
11263	* config/i386/cpuid.h (bit_PCOMMIT): Deleted.
11264	* config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
11265	detection.
11266	* config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
11267	__PCOMMIT__.
11268	* config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
11269	(PTA_PCOMMIT): Deleted define.
11270	(ix86_option_override_internal): Deleted handle of option.
11271	(ix86_valid_target_attribute_inner_p): Deleted pcommit.
11272	* config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
11273	__builtin_ia32_pcommit): Deleted.
11274	* config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
11275	* config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
11276	(pcommit): Deleted instruction.
11277	* config/i386/i386.opt: Mention -mpcommit deprecation.
11278	* config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
11279
112802016-10-05  Uros Bizjak  <ubizjak@gmail.com>
11281
11282	PR target/77874
11283	* config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
11284	Remove wrong assert.
11285	(<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
11286	Use <round_constraint> as operand 1 constraint.
11287
112882016-10-05  Jakub Jelinek  <jakub@redhat.com>
11289
11290	PR sanitizer/66343
11291	* ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
11292	(ubsan_instrument_float_cast): And not here.
11293
11294	PR sanitizer/66343
11295	* ubsan.c (ubsan_ids): New GTY(()) array.
11296	(ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
11297	instead of static local counters.
11298
112992016-10-05  Martin Sebor  <msebor@redhat.com>
11300
11301	PR bootstrap/77819
11302	* config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
11303	* config/linux.c (gnu_libc_printf_pointer_format): Remove.
11304	* targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
11305	(default_printf_pointer_format): Define function.
11306	* targhooks.c (linux_printf_pointer_format): Define new function.
11307	* targhooks.h (linux_printf_pointer_format): Declare.
11308	(gnu_libc_printf_pointer_format): Remove declaration.
11309
113102016-10-05  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
11311
11312	* fold-const.c (native_encode_real): Fix logic for selecting offset
11313	to write to when BYTES_BIG_ENDIAN.
11314
113152016-10-05  Wilco Dijkstra  <wdijkstr@arm.com>
11316
11317	* builtins.c (fold_builtin_strchr): Remove function.
11318	(fold_builtin_strrchr): Likewise.
11319	(fold_builtin2): Remove strchr, index, strrchr, rindex cases.
11320	* gimple-fold.c (target_char_cst_p): New function.
11321	(gimple_fold_builtin_strchr) Add more foldings.
11322	(gimple_fold_builtin): Add index, strrchr, rindex cases.
11323
113242016-10-05  Richard Biener  <rguenther@suse.de>
11325
11326	PR middle-end/77863
11327	* genmatch.c (capture_info::walk_c_expr): Diagnose unknown
11328	capture ids in c-exprs.
11329
113302016-10-05  Richard Biener  <rguenther@suse.de>
11331
11332	PR middle-end/77826
11333	* genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
11334	with types_match for GIMPLE code gen to handle type mismatched
11335	constants properly.
11336	(dt_operand::gen): Adjust.
11337	* match.pd ((X /[ex] A) * A -> X): Properly handle converted
11338	and constant A.
11339
113402016-10-05  Richard Biener  <rguenther@suse.de>
11341
11342	* match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
11343
113442016-10-05  Richard Biener  <rguenther@suse.de>
11345
11346	PR middle-end/77842
11347	* genmatch.c (parser::parse_c_expr): Handle premature EOF.
11348
113492016-10-05  Pierre-Marie de Rodat  <derodat@adacore.com>
11350
11351	* dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
11352	version check to protect only DW_TAG_imported_module generation.
11353
113542016-10-05  Richard Biener  <rguenther@suse.de>
11355
11356	PR middle-end/55152
11357	* match.pd (min(a,-a) -> -abs(a)): New pattern.
11358
113592016-10-04  Ian Lance Taylor  <iant@golang.org>
11360
11361	* explow.c (allocate_dynamic_stack_space): Call
11362	do_pending_stack_adjust before handling flag_split_stack.
11363
113642016-10-04  David Malcolm  <dmalcolm@redhat.com>
11365
11366	* genattrtab.c (make_internal_attr): Supply dummy column number to
11367	file_location ctor.
11368	(main): Likewise.
11369	* genoutput.c (init_insn_for_nothing): Likewise.
11370	* gensupport.c (add_define_attr): Likewise.
11371	* read-md.c (message_at_1): Print column number.
11372	(fatal_with_file_and_line): Likewise.
11373	(rtx_reader::read_char): Track column numbers.
11374	(rtx_reader::unread_char): Likewise.
11375	(rtx_reader::rtx_reader): Initialize m_read_md_colno.
11376	(rtx_reader::handle_include): Stash and restore m_read_md_colno.
11377	(rtx_reader::handle_file): Initialize m_read_md_colno.
11378	(rtx_reader::get_current_location): Supply column number to
11379	file_location ctor.
11380	* read-md.h (struct file_location): Add field "colno".
11381	(file_location::file_location): Likewise.
11382	(rtx_reader::get_colno): New accessor.
11383	(rtx_reader::m_read_md_colno): New field.
11384	(rtx_reader::m_last_line_colno): New field.
11385
113862016-10-04  Jakub Jelinek  <jakub@redhat.com>
11387
11388	* doc/extend.texi (Java Exceptions): Remove.
11389	(java_interface): Remove.
11390
113912016-10-04  Doug Gilmore  <doug.gilmore@imgtec.com>
11392
11393	PR tree-optimization/77808
11394	* tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
11395	and addr are different before copying points-to information.
11396
113972016-10-04  Uros Bizjak  <ubizjak@gmail.com>
11398
11399	* config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
11400	* config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
11401	* config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
11402	of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
11403
114042016-10-04  Richard Biener  <rguenther@suse.de>
11405
11406	PR tree-optimization/77399
11407	* tree-ssa-forwprop.c (simplify_vector_constructor): Properly
11408	verify the target can convert.
11409
114102016-10-04  Richard Biener  <rguenther@suse.de>
11411
11412	PR middle-end/77833
11413	* explow.c (plus_constant): Verify the mode of the constant
11414	pool offset before calling plus_constant.
11415
114162016-10-04  Richard Biener  <rguenther@suse.de>
11417
11418	PR middle-end/77407
11419	* match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
11420	type support, mark with :C.
11421	(X / -X -> -1): Mark with :C.
11422
114232016-10-04  Jakub Jelinek  <jakub@redhat.com>
11424
11425	* defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
11426	* system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
11427	* doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
11428	* doc/tm.texi: Regenerated.
11429	* config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
11430	* config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
11431	* config/darwin.h (JCR_SECTION_NAME): Remove.
11432	* config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
11433	* config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
11434	* config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
11435	* config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
11436	* config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
11437	* config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
11438
114392016-10-03  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
11440
11441	* ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
11442	between "because" and "param" in dump message in call to fprintf.
11443
114442016-10-03  Jeff Law  <law@redhat.com>
11445
11446	PR tree-optimization/71550
11447	PR tree-optimization/71403
11448	* tree-ssa-threadbackward.c: Include tree-vectorizer.h
11449	(profitable_jump_thread_path): Also return boolean indicating if
11450	the realized path will create an irreducible loop.
11451	Remove loop depth tests from 71403.
11452	(fsm_find_control_statement_thread_paths): Remove loop depth tests
11453	from 71403.  If threading will create an irreducible loop, then
11454	throw away loop iteration and related information.
11455
114562016-10-03  Uros Bizjak  <ubizjak@gmail.com>
11457
11458	* configure.ac (strict_warn): Merge -Wmissing-format-attribute and
11459	-Woverloaded-virtual checks for warning options.
11460	* configure: Regenerate.
11461
114622016-10-03  Bernd Edlinger  <bernd.edlinger@hotmail.de>
11463
11464	PR preprocessor/77699
11465	* input.c (maybe_grow): Don't allocate one byte extra headroom.
11466	(get_next_line): Return false on error.
11467	(read_next_line): Removed, use get_next_line instead.
11468	(read_line_num): Don't copy the line.
11469	(location_get_source_line): Don't use static data.
11470	(selftest::test_reading_source_line): Add more test cases.
11471
114722016-10-03  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
11473
11474	Revert
11475	2016-09-30  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
11476
11477	* ifcvt.c (noce_try_avoid_const_materialization): New function.
11478	(noce_process_if_block): Use it.
11479
114802016-10-03  Bernd Edlinger  <bernd.edlinger@hotmail.de>
11481
11482	* doc/invoke.texi: Update -Wint-in-bool-context.
11483
114842016-10-02  Jakub Jelinek  <jakub@redhat.com>
11485
11486	* dwarf2out.c (output_fde, output_call_frame_info,
11487	dwarf2out_do_cfi_startproc, set_indirect_string,
11488	gen_internal_sym, output_die, output_line_info): Use
11489	MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
11490	ASM_GENERATE_INTERNAL_LABEL output.
11491
114922016-10-01  Richard Biener  <rguenther@suse.de>
11493
11494	PR middle-end/77798
11495	* genmatch.c (get_operand_type): Add operand position arg
11496	and handle COND_EXPR comparison operand with fixed boolean_type_node.
11497	(expr::gen_transform): Adjust.
11498	(dt_simplify::gen_1): Likewise.
11499
115002016-10-01  Jakub Jelinek  <jakub@redhat.com>
11501
11502	* config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
11503	comments.  Simplify asserts, remove unnecessary conditions.
11504	Formatting fixes.
11505	(*<code><mode>3): Likewise.
11506
115072016-09-30  Jakub Jelinek  <jakub@redhat.com>
11508
11509	* doc/invoke.texi (-Wregister): Document.
11510
115112016-09-30  Bernd Edlinger  <bernd.edlinger@hotmail.de>
11512
11513	* configure.ac: Split CHECKING_P into CHECKING_P and
11514	ENABLE_EXTRA_CHECKING.
11515	* configure: Regenerated.
11516	* config.in: Adjust commment of CHECKING_P.  Add ENABLE_EXTRA_CHECKING.
11517	* common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
11518
115192016-09-30  Prasad Ghangal  <prasad.ghangal@gmail.com>
11520
11521	PR other/31566
11522	* gcc.c (process_command): For @filename handling, output
11523	the correct name if the file does not exist.
11524
115252016-09-30  Marek Polacek  <polacek@redhat.com>
11526
11527	* config/aarch64/aarch64-simd.md: Adjust fall through comments.
11528	* config/alpha/predicates.md: Likewise.
11529
115302016-09-30  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
11531
11532	* ifcvt.c (noce_try_avoid_const_materialization): New function.
11533	(noce_process_if_block): Use it.
11534
115352016-09-30  Martin Liska  <mliska@suse.cz>
11536
11537	* doc/invoke.texi: Document asan-use-after-return that
11538	it's disabled by default in runtime.
11539
115402016-09-30  Richard Biener  <rguenther@suse.de>
11541
11542	* tree-vrp.c (intersect_ranges): If we failed to handle
11543	the intersection choose a constant singleton range if available.
11544
115452016-09-30  Richard Biener  <rguenther@suse.de>
11546
11547	PR tree-optimization/77399
11548	* tree-ssa-forwprop.c (simplify_vector_constructor): Handle
11549	float <-> int conversions.
11550
115512016-09-30  Alan Modra  <amodra@gmail.com>
11552
11553	* config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
11554
115552016-09-29  Uros Bizjak  <ubizjak@gmail.com>
11556
11557	* config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
11558	ext_level before calling CPUID with 0x80000008.
11559	Simplify xgetbv checks.
11560
115612016-09-29  David Malcolm  <dmalcolm@redhat.com>
11562
11563	* Makefile.in (OBJS): Add print-rtl-function.o.
11564	* print-rtl-function.c: New file.
11565	* print-rtl.h (print_rtx_function): New decl.
11566
115672016-09-29  Uros Bizjak  <ubizjak@gmail.com>
11568
11569	PR target/77756
11570	* config/i386/cpuid.h (__get_cpuid_count): New.
11571	(__get_cpuid): Rename __level to __leaf.
11572
115732016-09-29  Marek Polacek  <polacek@redhat.com>
11574
11575	* genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
11576
115772016-09-29  Bernd Schmidt  <bschmidt@redhat.com>
11578
11579	PR target/77718
11580	* builtins.c (expand_builtin_memcmp): Don't swap args unless
11581	result is only being compared with zero.
11582
115832016-09-29  Marek Polacek  <polacek@redhat.com>
11584
11585	* dwarf2out.c (loc_descriptor): Add fall through comment.
11586	(add_const_value_attribute): Likewise.
11587
115882016-09-29  Matthew Wahab  <matthew.wahab@arm.com>
11589
11590	* config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
11591	with "v6t2".  Move "arch" attribute above "pool_range".
11592	* config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
11593	with "v6t2".
11594	(*thumb2_movhi_vfp): Likewise.
11595	(*arm_movhi_fp16): Likewise.
11596	(*thumb2_movhi_fp16): Likewise.
11597	(*arm_movsi_vfp): Remove "arch" attribute.
11598	(*thumb2_movsi_vfp): Likewise.
11599
116002016-09-29  Martin Liska  <mliska@suse.cz>
11601
11602	* doc/extend.texi: Remove limitation of Objective C for
11603	__attribute__((constructor)) and __attribute__((destructor)).
11604
116052016-09-29  Richard Biener  <rguenther@suse.de>
11606
11607	PR tree-optimization/77768
11608	* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11609	Handle stores to readonly memory when removing redundant stores.
11610
116112016-09-29  Richard Biener  <rguenther@suse.de>
11612
11613	PR middle-end/77407
11614	* match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
11615	X / -X -> -1 simplifications.
11616
116172016-09-29  Richard Biener  <rguenther@suse.de>
11618
11619	PR middle-end/55152
11620	* match.pd: Add max(a,-a) -> abs(a) pattern.
11621	* tree-ssa-phiopt.c (minmax_replacement): Disable for
11622	HONOR_SIGNED_ZEROS types.
11623
116242016-09-29  James Greenhalgh  <james.greenhalgh@arm.com>
11625
11626	* defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
11627	* system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
11628
116292016-09-29  Richard Biener  <rguenther@suse.de>
11630
11631	* tree-vrp.c (set_defs_to_varying): New helper avoiding
11632	writing to vr_const_varying.
11633	(vrp_initialize): Call it.
11634	(vrp_visit_stmt): Likewise.
11635	(evrp_dom_walker::before_dom_children): Likewise.
11636
116372016-09-29  Richard Biener  <rguenther@suse.de>
11638
11639	* tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
11640	constructors with vector elements.
11641
116422016-09-29  Richard Biener  <rguenther@suse.de>
11643
11644	PR tree-optimization/77768
11645	* tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
11646	with stores to a place we know has a constant value.
11647
116482016-09-29  Alan Modra  <amodra@gmail.com>
11649
11650	* config/rs6000/sysv4.opt (mgnu-attribute): New option.
11651	* doc/invoke.texi: Document it.
11652	* config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
11653	(rs6000_passes_float): Comment.
11654	(rs6000_passes_long_double): New static var.
11655	(call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
11656	(init_cumulative_args): Set up to emit fp .gnu_attribute for
11657	ELF 64-bit ABIs as well as 32-bit ELF.  Correct rs6000_passes_float
11658	to include fp values returned in vectors.
11659	Set rs6000_passes_long_double.
11660	(rs6000_function_arg_advance_1): Likewise for function args.
11661	(rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
11662	and SPE.  Emit long double tag value too.
11663	(rs6000_opt_vars): Add gnu-attr.
11664	* configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
11665	* configure: Regenerate.
11666	* config.in: Regenerate.
11667
116682016-09-28  Jakub Jelinek  <jakub@redhat.com>
11669
11670	* gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
11671	of 0 < x.
11672	(format_floating, format_string, format_directive,
11673	get_destination_size, pass_sprintf_length::handle_gimple_call):
11674	Likewise.
11675
116762016-09-28  Jakub Jelinek  <jakub@redhat.com>
11677
11678	* gimple-ssa-sprintf.c: Fix comment formatting.
11679	(format_integer): Use is_gimple_assign.
11680	(pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
11681	and gimple_call_fndecl.  Reorder case BUILT_IN_SPRINTF_CHK.  Fix up
11682	BUILT_IN_SNPRINTF_CHK comment.  Replace "to to" with "to" in comment.
11683	(pass_sprintf_length::execute): Use is_gimple_call.
11684
116852016-09-28  Wilco Dijkstra  <wdijkstr@arm.com>
11686
11687	* gimple-fold.c (gimple_fold_builtin): After failing to fold
11688	strchr, also try the generic folding.
11689
116902016-09-28  Martin Sebor  <msebor@redhat.com>
11691
11692	PR c/77762
11693	* gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
11694	Fix typos.
11695
116962016-09-28  Martin Sebor  <msebor@redhat.com>
11697
11698	PR middle-end/77683
11699	* gimple-ssa-sprintf.c (format_integer): Fail gracefully when
11700	length modifier is not expected.
11701	(format_floating): Ignore l length modifier and fail gracefuly
11702	when it isn't one of the other expected ones.
11703
117042016-09-28  Martin Sebor  <msebor@redhat.com>
11705
11706	PR bootstrap/77753
11707	* varasm.c (assemble_addr_to_section): Increase local buffer size.
11708
117092016-09-27  Richard Biener  <rguenther@suse.de>
11710
11711	* dwarf2out.c (cu_die_list): New global.
11712	(dwarf2out_finish): Walk cu_die_list instead of limbo DIEs.  Add
11713	main_comp_unit_die to cu_die_list if we created it.
11714	Move break_out_includes ...
11715	(dwarf2out_early_finish): ... here.  Push created CU DIEs onto
11716	the cu_die_list.
11717
117182016-09-28  Richard Biener  <rguenther@suse.de>
11719
11720	* dwarf2out.c (struct die_struct): Add removed flag.
11721	(lookup_type_die): If the DIE is marked as removed, clear
11722	TYPE_SYMTAB_DIE and return NULL.
11723	(lookup_decl_die): If the DIE is marked as removed, remove it
11724	from the hash and return NULL.
11725	(mark_removed): New helper.
11726	(prune_unused_types_prune): Call it for removed DIEs.
11727	(gen_subprogram_die): Move the premark_used_types call to after
11728	DIEs for the functions scopes are generated.
11729	(process_scope_var): Do not re-create pruned types or type decls.
11730	Make sure to also re-parent type decls.
11731	(dwarf2out_finish): Move unused type pruning and debug_types
11732	handling ...
11733	(dwarf2out_early_finish): ... here.
11734
117352016-09-29  Claudiu Zissulescu  <claziss@synopsys.com>
11736
11737	* config/arc/arc-c.c: New file.
11738	* config/arc/arc-c.def: Likewise.
11739	* config/arc/t-arc: Likewise.
11740	* config.gcc: Include arc-c.o as c and cpp object.
11741	* config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
11742	* config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
11743	arc_cpu_cpp_builtins.
11744
117452016-09-29  Claudiu Zissulescu  <claziss@synopsys.com>
11746
11747	* config/arc/arc.md (*rotrsi3_cnt1): New pattern.
11748	(*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
11749
117502016-09-28  Nathan Sidwell  <nathan@acm.org>
11751
11752	* gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
11753	printing.
11754
117552016-09-28  Wilco Dijkstra  <wdijkstr@arm.com>
11756
11757	PR tree-optimization/61056
11758	* gimple-fold.c (gimple_fold_builtin_strchr):
11759	New function to optimize strchr (s, 0) to strlen.
11760	(gimple_fold_builtin): Add BUILT_IN_STRCHR case.
11761
117622016-09-27  Robin Dapp  <rdapp@linux.vnet.ibm.com>
11763
11764	PR tree-optimization/77724
11765	* tree-vect-loop-manip.c (create_intersect_range_checks_index):
11766	Add tree_fits_shwi_p check.
11767
117682016-09-27  Jakub Jelinek  <jakub@redhat.com>
11769
11770	* auto-inc-dec.c (try_merge): Remove break after return.
11771	* cselib.c (autoinc_split): Likewise.
11772	* explow.c (promote_mode): Likewise.
11773	* fixed-value.c (fixed_arithmetic): Likewise.
11774	* hsa.c (hsa_internal_fn::get_arity): Likewise.
11775	* rtlanal.c (modified_between_p, modified_in_p): Likewise.
11776	* trans-mem.c (get_attrs_for): Likewise.
11777	* tree-if-conv.c (if_convertible_stmt_p): Likewise.
11778	* tree-vrp.c (simplify_stmt_using_ranges): Likewise.
11779	* config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
11780	* config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
11781	* config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
11782	* config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
11783	* config/cris/cris.c (cris_op_str): Likewise.
11784	* config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
11785	* config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
11786
117872016-09-27  Nathan Sidwell  <nathan@codesourcery.com>
11788
11789	* internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
11790	IFN_GOACC_REDUCTION_CODES): New.
11791	(enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
11792	ifn_goacc_reduction_kind): Use them.
11793	* gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
11794	of internal functions, when applicable.
11795
117962016-09-27  Maciej W. Rozycki  <macro@imgtec.com>
11797
11798	* config/mips/constraints.md (d): Fix documentation.
11799	* doc/md.texi (Machine Constraints): Update accordingly.
11800
118012016-09-27  Richard Biener  <rguenther@suse.de>
11802
11803	* dwarf2out.c (dwarf2out_init): Move text_section_line_info,
11804	cur_line_info_table initialization ...
11805	(dwarf2out_assembly_start): ... here.
11806
118072016-09-27  Matthew Wahab  <matthew.wahab@arm.com>
11808
11809	* config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
11810	* config/arm/vfp.md (*arm_movhi_vfp): Likewise.
11811	(*thumb2_movhi_vfp): Likewise.
11812	(*arm_movhi_fp16): Remove predication operand from VMOV.F16
11813	template.  Expand predicable attribute to mark VMOV.F16 as not
11814	predicable.  Add "arch" attribute.
11815	(*thumb2_movhi_fp16): Likewise.
11816	(*arm_movsi_vfp): Break a long line.  Add "arch" attribute.
11817	(*thumb2_movsi_vfp): Add "arch" attribute.
11818
118192016-09-27  David Edelsohn  <dje.gcc@gmail.com>
11820
11821	* config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
11822	VAR_DECL string.
11823
118242016-09-27  Marek Polacek  <polacek@redhat.com>
11825
11826	* config/ia64/ia64.c (ia64_print_operand): Adjust fall through
11827	comment.
11828
11829	* config/c6x/c6x.h: Adjust fall through comment.
11830	* config/sh/sh.c (final_prescan_insn): Likewise.
11831	* config/visium/visium.c (visium_expand_int_cstore): Likewise.
11832	(visium_expand_fp_cstore): Likewise.
11833
118342016-09-27  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
11835
11836	* config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
11837	expected by -Wimplicit-fallthrough.
11838	(thumb1_size_rtx_costs): Likewise.
11839	(thumb2_reorg): Likewise.
11840	(tls_mentioned_p): Add "Fall through" comment.
11841	(thumb2_reorg): Likewise.
11842	* config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
11843	comment form expected by -Wimplicit-fallthrough.
11844
118452016-09-27  Martin Liska  <mliska@suse.cz>
11846
11847	PR gcov-profile/46266
11848	* input.h (RESERVED_LOCATION_P): New macro.
11849	* profile.c (branch_prob): Use RESERVED_LOCATION_P and
11850	instread of comparison with UNKNOWN_LOCATION.
11851
118522016-09-27  Richard Biener  <rguenther@suse.de>
11853
11854	PR tree-optimization/77745
11855	* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11856	When removing redundant stores make sure to check compatibility
11857	of the TBAA state for downstream accesses.
11858	* tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
11859	value-numbering virtual operands for store matches.
11860
118612016-09-27  Oleg Endo  <olegendo@gcc.gnu.org>
11862
11863	PR target/51244
11864	* config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
11865	movrt patterns.  Match them before anything else in the SET case.
11866
118672016-09-27  Martin Liska  <mliska@suse.cz>
11868
11869	PR gcov-profile/7970
11870	PR gcov-profile/16855
11871	PR gcov-profile/44779
11872	* coverage.c (build_gcov_exit_decl): New function.
11873	(coverage_obj_init): Call the function and generate __gcov_exit
11874	destructor.
11875	* doc/gcov.texi: Document when __gcov_exit function is called.
11876
118772016-09-27  Marek Polacek  <polacek@redhat.com>
11878
11879	PR bootstrap/77751
11880	* Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
11881	insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
11882	-Wno-error instead of -Wno-implicit-fallthrough.
11883
118842016-09-27  Martin Liska  <mliska@suse.cz>
11885
11886	PR bootstrap/77749
11887	* gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
11888
118892016-09-27  Jakub Jelinek  <jakub@redhat.com>
11890
11891	* combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
11892	* config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
11893	comments.  Remove break after return.
11894	(ix86_fp_compare_code_to_integer, has_dispatch,
11895	ix86_simd_clone_usable): Remove break after return.
11896
118972016-09-27  Bernd Edlinger  <bernd.edlinger@hotmail.de>
11898
11899	PR rlt-optimization/77714
11900	* lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
11901	REG_EQUAL note.
11902
119032016-09-27  Kugan Vivekanandarajah  <kuganv@linaro.org>
11904
11905	PR ipa/77677
11906	* ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
11907	extract_range_from_unary_expr to convert value_range.
11908	* tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
11909	(extract_range_from_unary_expr): This.
11910	* tree-vrp.h (extract_range_from_unary_expr): Declare.
11911
119122016-09-27  Segher Boessenkool  <segher@kernel.crashing.org>
11913
11914	* config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
11915
119162016-09-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11917
11918	* config/i386/i386.c (ix86_print_operand)
11919	[HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
11920	* config/sparc/sparc.c (check_pic): Add fallthrough comment.
11921	(epilogue_renumber): Likewise.
11922
119232016-09-26  Kugan Vivekanandarajah  <kuganv@linaro.org>
11924
11925	PR middle-end/77719
11926	* tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
11927	to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
11928
119292016-09-26  Thomas Preud'homme  <thomas.preudhomme@arm.com>
11930
11931	* tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
11932	is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
11933	is_mm_seq_cst, is_mm_sync): Move to ...
11934	* memmodel.h: This.  New file.
11935	* builtins.c: Include memmodel.h.
11936	* optabs.c: Likewise.
11937	* tsan.c: Likewise.
11938	* config/aarch64/aarch64.c: Likewise.
11939	* config/alpha/alpha.c: Likewise.
11940	* config/arm/arm.c: Likewise.
11941	* config/i386/i386.c: Likewise.
11942	* config/ia64/ia64.c: Likewise.
11943	* config/mips/mips.c: Likewise.
11944	* config/rs6000/rs6000.c: Likewise.
11945	* config/sparc/sparc.c: Likewise.
11946	* genconditions.c: Include memmodel.h in generated file.
11947	* genemit.c: Likewise.
11948	* genoutput.c: Likewise.
11949	* genpeep.c: Likewise.
11950	* genpreds.c: Likewise.
11951	* genrecog.c: Likewise.
11952
119532016-09-26  David Malcolm  <dmalcolm@redhat.com>
11954
11955	* read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
11956	"c" instead when parsing characters.  Move operand parsing into...
11957	(read_rtx_operand): ...this new function, renaming "i" to "idx",
11958	and tightening the scope of various locals.
11959
119602016-09-26  Liu Hao  <lh_mouse@126.com>
11961
11962	* config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
11963
119642016-09-26  Marek Polacek  <polacek@redhat.com>
11965
11966	* system.h: Use __has_attribute to check whether the fallthrough
11967	attribute is supported.
11968
119692016-09-26  Marek Polacek  <polacek@redhat.com>
11970
11971	* ipa-inline-analysis.c (find_foldable_builtin_expect): Use
11972	gimple_call_internal_p.
11973	* ipa-split.c (find_return_bb): Likewise.
11974	(execute_split_functions): Likewise.
11975	* omp-low.c (dump_oacc_loop_part): Likewise.
11976	(oacc_loop_xform_head_tail): Likewise.
11977	* predict.c (predict_loops): Likewise.
11978	* sanopt.c (pass_sanopt::execute): Likewise.
11979	* tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
11980	* tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
11981	* tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
11982	(expand_ifn_va_arg_1): Use gimple_call_internal_p.
11983	(expand_ifn_va_arg): Likewise.
11984	* tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
11985	(optimize_mask_stores): Likewise.
11986	* tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
11987	(vect_transform_stmt): Likewise.
11988	* tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
11989	* tsan.c (instrument_memory_accesses): Likewise.
11990
119912016-09-26  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
11992	    Alexander Monakov  <amonakov@ispras.ru>
11993
11994	* regrename.c (rename_chains): Check
11995	HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
11996	HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
11997	* sel-sched.c (mark_unavailable_hard_regs): Likewise.
11998
119992016-09-26  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
12000
12001	* config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
12002	(s390_sched_score): Likewise.
12003
120042016-09-26  Martin Liska  <mliska@suse.cz>
12005
12006	* doc/gcov.texi: Update program output of gcov tool.
12007
120082016-09-26  Martin Liska  <mliska@suse.cz>
12009
12010	PR gcov-profile/23332
12011	* profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
12012	* tree-profile.c (gimple_gen_const_delta_profiler): Remove.
12013	* value-prof.c (dump_histogram_value): Do not handle
12014	HIST_TYPE_CONST_DELTA.
12015	(stream_in_histogram_value): Likewise.
12016	(gimple_find_values_to_profile): Likewise.
12017	* value-prof.h (enum hist_type): Likewise.
12018
120192016-09-26  Martin Liska  <mliska@suse.cz>
12020
12021	* common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
12022	from default sanitize recover values.
12023	* doc/invoke.texi: Fix documentation related to -fsanitize=leak,
12024	-fsanitize=address, -fsanitize=thread and -fsanitize-recover.
12025	* flag-types.h: Replace couple of 1 << x to 1UL << x, make it
12026	consistent.
12027	* opts.c (finish_options): Do a generic loop over options
12028	that can be recovered.
12029	(parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
12030	SANITIZE_RETURN.
12031	(common_handle_option): Likewise.
12032	* opts.h: Declare can_recover to sanitizer_opts_s.
12033
120342016-09-26  Andre Vieira  <andre.simoesdiasvieira@arm.com>
12035
12036	* target.def(elf_flags_numeric): Change documentation to present tense.
12037	* doc/tm.texi: Regenerate.
12038
120392016-09-26  Marek Polacek  <polacek@redhat.com>
12040
12041	PR c/7652
12042	* Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
12043	insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
12044	-Wno-switch-fallthrough.
12045	* builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
12046	(expand_builtin): Likewise.
12047	* config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
12048	* convert.c (convert_to_real_1): Likewise.
12049	(convert_to_integer_1): Likewise.
12050	* final.c (output_alternate_entry_point): Likewise.
12051	* genattrtab.c (make_canonical): Likewise.
12052	(write_test_expr): Likewise.
12053	* genpreds.c (validate_exp): Likewise.
12054	* gimple-ssa-strength-reduction.c
12055	(find_candidates_dom_walker::before_dom_children): Likewise.
12056	* godump.c (go_format_type): Likewise.
12057	* reload1.c (elimination_effects): Likewise.
12058	* resource.c (mark_referenced_resources): Likewise.
12059	(mark_set_resources): Likewise.
12060	* tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
12061	* varasm.c (output_addressed_constants): Likewise.
12062
120632016-09-26  Marek Polacek  <polacek@redhat.com>
12064
12065	PR c/7652
12066	* common.opt (Wimplicit-fallthrough): New option.
12067	* doc/extend.texi: Document statement attributes and the fallthrough
12068	attribute.
12069	* doc/invoke.texi: Document -Wimplicit-fallthrough.
12070	* gimple.h (gimple_call_internal_p): New function.
12071	* gimplify.c (struct gimplify_ctx): Add in_switch_expr.
12072	(struct label_entry): New struct.
12073	(find_label_entry): New function.
12074	(case_label_p): New function.
12075	(collect_fallthrough_labels): New function.
12076	(last_stmt_in_scope): New function.
12077	(should_warn_for_implicit_fallthrough): New function.
12078	(warn_implicit_fallthrough_r): New function.
12079	(maybe_warn_implicit_fallthrough): New function.
12080	(expand_FALLTHROUGH_r): New function.
12081	(expand_FALLTHROUGH): New function.
12082	(gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
12083	expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
12084	(gimplify_label_expr): New function.
12085	(gimplify_case_label_expr): Set location.
12086	(gimplify_expr): Call gimplify_label_expr.
12087	* internal-fn.c (expand_FALLTHROUGH): New function.
12088	* internal-fn.def (FALLTHROUGH): New internal function.
12089	* langhooks.c (lang_GNU_OBJC): New function.
12090	* langhooks.h (lang_GNU_OBJC): Declare.
12091	* system.h (gcc_fallthrough): Define.
12092	* tree-core.h: Add FALLTHROUGH_LABEL_P comment.
12093	* tree.h (FALLTHROUGH_LABEL_P): Define.
12094
120952016-09-26  Richard Biener  <rguenther@suse.de>
12096
12097	* dwarf2out.c (stripattributes): Remove unused function.
12098	(DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
12099	Push dwarf_split_debug_info handling into init_sections_and_labels.
12100	(DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
12101	(DEBUG_MACRO_SECTION_FLAGS): Remove.
12102	(debug_macinfo_section_name): New global.
12103	(output_macinfo): Use debug_macinfo_section_name.
12104	(init_sections_and_labels): Split out section and label generation
12105	from dwarf2out_init.  Set debug_macinfo_section_name.
12106	(dwarf2out_init): Move text section label generation and emission
12107	to ...
12108	(dwarf2out_assembly_start): ... here.
12109	(dwarf2out_finish): Call init_sections_and_labels before DWARF
12110	output starts.
12111
121122016-09-26  Richard Biener  <rguenther@suse.de>
12113
12114	PR debug/77692
12115	* cgraphunit.c (analyze_functions): Before early removing
12116	global vars calls the late_global_decl debug handler mark
12117	the variable as readonly.
12118
121192016-09-25  Oleg Endo  <olegendo@gcc.gnu.org>
12120
12121	PR target/51244
12122	* config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
12123	(sh_rtx_costs): Handle SET of movt and movrt patterns.
12124	* cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
12125	declare new overloads.
12126	* config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
12127	operand.
12128
121292016-09-24  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
12130
12131	* config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
12132	Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
12133
121342016-09-24  David Edelsohn  <dje.gcc@gmail.com>
12135
12136	* configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
12137	* configure: Regenerate.
12138
121392016-09-24  Marek Polacek  <polacek@redhat.com>
12140
12141	PR c/77490
12142	* doc/invoke.texi: Document -Wbool-operation.
12143
121442016-09-23  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
12145
12146	* config/rs6000/rs6000.md (cmpmemsi): New define_expand.
12147	* config/rs6000/rs6000.c (expand_block_compare): New function used by
12148	cmpmemsi pattern to do builtin expansion of memcmp ().
12149	(compute_current_alignment): Add helper function for
12150	expand_block_compare used to compute alignment as the compare proceeds.
12151	(select_block_compare_mode): Used by expand_block_compare to select
12152	the mode used for reading the next chunk of bytes in the compare.
12153	(do_load_for_compare): Used by expand_block_compare to emit the load
12154	insns for the compare.
12155	(rs6000_emit_dot_insn): Moved this function to avoid a forward
12156	reference from expand_block_compare ().
12157	* config/rs6000/rs6000-protos.h (expand_block_compare): Add a
12158	prototype for this function.
12159	* config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
12160	target option for controlling how much code inline expansion of
12161	memcmp() will be allowed to generate.
12162
121632016-09-23  Jakub Jelinek  <jakub@redhat.com>
12164
12165	* hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
12166	hook_bool_mode_false, hook_bool_mode_true,
12167	hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
12168	hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
12169	hook_bool_const_rtx_insn_const_rtx_insn_true,
12170	hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
12171	hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
12172	hook_bool_const_tree_hwi_hwi_const_tree_false,
12173	hook_bool_const_tree_hwi_hwi_const_tree_true,
12174	default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
12175	hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
12176	hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
12177	hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
12178	hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
12179	hook_bool_const_tree_true, hook_bool_tree_tree_false,
12180	hook_bool_tree_tree_true, hook_bool_tree_bool_false,
12181	hook_bool_rtx_insn_true, hook_bool_rtx_false,
12182	hook_bool_uintp_uintp_false,
12183	hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
12184	hook_rtx_tree_int_null, hook_uint_mode_0,
12185	hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
12186	hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
12187	hook_constcharptr_const_rtx_insn_null,
12188	hook_constcharptr_const_tree_const_tree_null,
12189	hook_constcharptr_int_const_tree_null,
12190	hook_constcharptr_int_const_tree_const_tree_null,
12191	hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
12192	hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
12193	ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
12194
12195	* vec.h (vNULL): Extend comment to say = vNULL initialization
12196	isn't needed for static vars.
12197
12198	* sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
12199	loop_nests, s_i_d, last_added_blocks): Remove unnecessary
12200	= vNULL initialization of file scope vec.
12201	* passes.c (pass_tab, enabled_pass_uid_range_tab,
12202	disabled_pass_uid_range_tab): Likewise.
12203	* haifa-sched.c (sched_luids, h_i_d): Likewise.
12204	* tree-chkp-opt.c (check_infos): Likewise.
12205	* sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
12206
12207	* vec.h (vnull::operator vec): Add constexpr keyword for
12208	C++11 and later.
12209
122102016-09-23  Doug Gilmore  <doug.gilmore@imgtec.com>
12211
12212	PR tree-optimization/77654
12213	* tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
12214	to duplicate_ssa_name_ptr_info.
12215
122162016-09-23  David Malcolm  <dmalcolm@redhat.com>
12217
12218	PR preprocessor/77672
12219	* input.c (selftest::test_lexer_string_locations_simple): Update
12220	test to expect location information of the terminator character
12221	at the location of the final closing quote.
12222	(selftest::test_lexer_string_locations_hex): Likewise.
12223	(selftest::test_lexer_string_locations_oct): Likewise.
12224	(selftest::test_lexer_string_locations_letter_escape_1): Likewise.
12225	(selftest::test_lexer_string_locations_letter_escape_2): Likewise.
12226	(selftest::test_lexer_string_locations_ucn4): Likewise.
12227	(selftest::test_lexer_string_locations_ucn8): Likewise.
12228	(selftest::test_lexer_string_locations_u8): Likewise.
12229	(selftest::test_lexer_string_locations_utf8_source): Likewise.
12230	(selftest::test_lexer_string_locations_concatenation_1): Likewise.
12231	(selftest::test_lexer_string_locations_concatenation_2): Likewise.
12232	(selftest::test_lexer_string_locations_concatenation_3): Likewise.
12233	(selftest::test_lexer_string_locations_macro): Likewise.
12234	(selftest::test_lexer_string_locations_long_line): Likewise.
12235
122362016-09-23  Richard Biener  <rguenther@suse.de>
12237
12238	* tree-ssa-sccvn.c (visit_reference_op_call): Value number
12239	virtual definition to virtual use if the call devirtualizes
12240	to a const or pure function.
12241	(visit_use): Also visit calls we can devirtualize to a
12242	const or pure function.
12243
122442016-09-23  Richard Biener  <rguenther@suse.de>
12245
12246	PR tree-optimization/77697
12247	* tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
12248	signal error if we have sth ternary or unhandled.
12249
122502016-09-23  Matthew Wahab  <matthew.wahab@arm.com>
12251
12252	* config/arm/arm_neon.h (vabd_f16): New.
12253	(vabdq_f16): New.
12254	(vabs_f16): New.
12255	(vabsq_f16): New.
12256	(vadd_f16): New.
12257	(vaddq_f16): New.
12258	(vcage_f16): New.
12259	(vcageq_f16): New.
12260	(vcagt_f16): New.
12261	(vcagtq_f16): New.
12262	(vcale_f16): New.
12263	(vcaleq_f16): New.
12264	(vcalt_f16): New.
12265	(vcaltq_f16): New.
12266	(vceq_f16): New.
12267	(vceqq_f16): New.
12268	(vceqz_f16): New.
12269	(vceqzq_f16): New.
12270	(vcge_f16): New.
12271	(vcgeq_f16): New.
12272	(vcgez_f16): New.
12273	(vcgezq_f16): New.
12274	(vcgt_f16): New.
12275	(vcgtq_f16): New.
12276	(vcgtz_f16): New.
12277	(vcgtzq_f16): New.
12278	(vcle_f16): New.
12279	(vcleq_f16): New.
12280	(vclez_f16): New.
12281	(vclezq_f16): New.
12282	(vclt_f16): New.
12283	(vcltq_f16): New.
12284	(vcltz_f16): New.
12285	(vcltzq_f16): New.
12286	(vcvt_f16_s16): New.
12287	(vcvt_f16_u16): New.
12288	(vcvt_s16_f16): New.
12289	(vcvt_u16_f16): New.
12290	(vcvtq_f16_s16): New.
12291	(vcvtq_f16_u16): New.
12292	(vcvtq_s16_f16): New.
12293	(vcvtq_u16_f16): New.
12294	(vcvta_s16_f16): New.
12295	(vcvta_u16_f16): New.
12296	(vcvtaq_s16_f16): New.
12297	(vcvtaq_u16_f16): New.
12298	(vcvtm_s16_f16): New.
12299	(vcvtm_u16_f16): New.
12300	(vcvtmq_s16_f16): New.
12301	(vcvtmq_u16_f16): New.
12302	(vcvtn_s16_f16): New.
12303	(vcvtn_u16_f16): New.
12304	(vcvtnq_s16_f16): New.
12305	(vcvtnq_u16_f16): New.
12306	(vcvtp_s16_f16): New.
12307	(vcvtp_u16_f16): New.
12308	(vcvtpq_s16_f16): New.
12309	(vcvtpq_u16_f16): New.
12310	(vcvt_n_f16_s16): New.
12311	(vcvt_n_f16_u16): New.
12312	(vcvtq_n_f16_s16): New.
12313	(vcvtq_n_f16_u16): New.
12314	(vcvt_n_s16_f16): New.
12315	(vcvt_n_u16_f16): New.
12316	(vcvtq_n_s16_f16): New.
12317	(vcvtq_n_u16_f16): New.
12318	(vfma_f16): New.
12319	(vfmaq_f16): New.
12320	(vfms_f16): New.
12321	(vfmsq_f16): New.
12322	(vmax_f16): New.
12323	(vmaxq_f16): New.
12324	(vmaxnm_f16): New.
12325	(vmaxnmq_f16): New.
12326	(vmin_f16): New.
12327	(vminq_f16): New.
12328	(vminnm_f16): New.
12329	(vminnmq_f16): New.
12330	(vmul_f16): New.
12331	(vmul_lane_f16): New.
12332	(vmul_n_f16): New.
12333	(vmulq_f16): New.
12334	(vmulq_lane_f16): New.
12335	(vmulq_n_f16): New.
12336	(vneg_f16): New.
12337	(vnegq_f16): New.
12338	(vpadd_f16): New.
12339	(vpmax_f16): New.
12340	(vpmin_f16): New.
12341	(vrecpe_f16): New.
12342	(vrecpeq_f16): New.
12343	(vrnd_f16): New.
12344	(vrndq_f16): New.
12345	(vrnda_f16): New.
12346	(vrndaq_f16): New.
12347	(vrndm_f16): New.
12348	(vrndmq_f16): New.
12349	(vrndn_f16): New.
12350	(vrndnq_f16): New.
12351	(vrndp_f16): New.
12352	(vrndpq_f16): New.
12353	(vrndx_f16): New.
12354	(vrndxq_f16): New.
12355	(vrsqrte_f16): New.
12356	(vrsqrteq_f16): New.
12357	(vrecps_f16): New.
12358	(vrecpsq_f16): New.
12359	(vrsqrts_f16): New.
12360	(vrsqrtsq_f16): New.
12361	(vsub_f16): New.
12362	(vsubq_f16): New.
12363
123642016-09-23  Matthew Wahab  <matthew.wahab@arm.com>
12365
12366	* config.gcc (extra_headers): Add arm_fp16.h
12367	* config/arm/arm_fp16.h: New.
12368	* config/arm/arm_neon.h: Include "arm_fp16.h".
12369
123702016-09-23  Matthew Wahab  <matthew.wahab@arm.com>
12371
12372	* config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
12373	variants).
12374	(vmulf): New (v8hf, v4hf variants).
12375	(vfma): New (v8hf, v4hf variants).
12376	(vfms): New (v8hf, v4hf variants).
12377	(vsub): New (v8hf, v4hf variants).
12378	(vcage): New (v8hf, v4hf variants).
12379	(vcagt): New (v8hf, v4hf variants).
12380	(vcale): New (v8hf, v4hf variants).
12381	(vcalt): New (v8hf, v4hf variants).
12382	(vceq): New (v8hf, v4hf variants).
12383	(vcgt): New (v8hf, v4hf variants).
12384	(vcge): New (v8hf, v4hf variants).
12385	(vcle): New (v8hf, v4hf variants).
12386	(vclt): New (v8hf, v4hf variants).
12387	(vceqz): New (v8hf, v4hf variants).
12388	(vcgez): New (v8hf, v4hf variants).
12389	(vcgtz): New (v8hf, v4hf variants).
12390	(vcltz): New (v8hf, v4hf variants).
12391	(vclez): New (v8hf, v4hf variants).
12392	(vabd): New (v8hf, v4hf variants).
12393	(vmaxf): New (v8hf, v4hf variants).
12394	(vmaxnm): New (v8hf, v4hf variants).
12395	(vminf): New (v8hf, v4hf variants).
12396	(vminnm): New (v8hf, v4hf variants).
12397	(vpmaxf): New (v4hf variant).
12398	(vpminf): New (v4hf variant).
12399	(vpadd): New (v4hf variant).
12400	(vrecps): New (v8hf, v4hf variants).
12401	(vrsqrts): New (v8hf, v4hf variants).
12402	(vabs): New (v8hf, v4hf variants).
12403	(vneg): New (v8hf, v4hf variants).
12404	(vrecpe): New (v8hf, v4hf variants).
12405	(vrnd): New (v8hf, v4hf variants).
12406	(vrnda): New (v8hf, v4hf variants).
12407	(vrndm): New (v8hf, v4hf variants).
12408	(vrndn): New (v8hf, v4hf variants).
12409	(vrndp): New (v8hf, v4hf variants).
12410	(vrndx): New (v8hf, v4hf variants).
12411	(vrsqrte): New (v8hf, v4hf variants).
12412	(vmul_lane): Add v4hf and v8hf variants.
12413	(vmul_n): Add v4hf and v8hf variants.
12414	(vext): New (v8hf, v4hf variants).
12415	(vcvts): New (v8hi, v4hi variants).
12416	(vcvts): New (v8hf, v4hf variants).
12417	(vcvtu): New (v8hi, v4hi variants).
12418	(vcvtu): New (v8hf, v4hf variants).
12419	(vcvts_n): New (v8hf, v4hf variants).
12420	(vcvtu_n): New (v8hi, v4hi variants).
12421	(vcvts_n): New (v8hi, v4hi variants).
12422	(vcvtu_n): New (v8hf, v4hf variants).
12423	(vbsl): New (v8hf, v4hf variants).
12424	(vcvtas): New (v8hf, v4hf variants).
12425	(vcvtau): New (v8hf, v4hf variants).
12426	(vcvtms): New (v8hf, v4hf variants).
12427	(vcvtmu): New (v8hf, v4hf variants).
12428	(vcvtns): New (v8hf, v4hf variants).
12429	(vcvtnu): New (v8hf, v4hf variants).
12430	(vcvtps): New (v8hf, v4hf variants).
12431	(vcvtpu): New (v8hf, v4hf variants).
12432
124332016-09-23  Matthew Wahab  <matthew.wahab@arm.com>
12434
12435	* config/arm/arm-builtins.c (hf_UP): New.
12436	(si_UP): New.
12437	(vfp_builtin_data): New.  Update comment.
12438	(enum arm_builtins): Include "arm_vfp_builtins.def".
12439	(ARM_BUILTIN_VFP_PATTERN_START): New.
12440	(arm_init_vfp_builtins): New.
12441	(arm_init_builtins): Add arm_init_vfp_builtins.
12442	(arm_expand_vfp_builtin): New.
12443	(arm_expand_builtins): Update for arm_expand_vfp_builtin.  Fix
12444	long line.
12445	* config/arm/arm_vfp_builtins.def: New file.
12446	* config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
12447	(arm-builtins.o): Likewise.
12448
124492016-09-23  Kugan Vivekanandarajah  <kuganv@linaro.org>
12450
12451	PR ipa/77677
12452	* ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
12453	from constant while creating value range.
12454
124552016-09-23  Renlin Li  <renlin.li@arm.com>
12456
12457	* ira.c (ira): Move ira_use_lra_p initialization code to ...
12458	(ira_init_once): Here.
12459
124602016-09-23  Uros Bizjak  <ubizjak@gmail.com>
12461	    Jakub Jelinek  <jakub@redhat.com>
12462
12463	* hooks.h (hook_uint_uintp_false): Rename to...
12464	(hook_bool_uint_uintp_false): ... this.
12465	* hooks.c (hook_uint_uintp_false): Rename to...
12466	(hook_bool_uint_uintp_false): ... this.
12467	* target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
12468	instead of hook_uint_uintp_false.
12469
124702016-09-23  Matthew Wahab  <matthew.wahab@arm.com>
12471
12472	* config/arm/arm-builtins.c (arm_init_neon_builtin): New.
12473	(arm_init_builtins): Move body of a loop to the standalone
12474	function arm_init_neon_builtin.
12475	(arm_expand_neon_builtin_1): New.  Update comment.  Function body
12476	moved from arm_neon_builtin with some white-space fixes.
12477	(arm_expand_neon_builtin): Move code into the standalone function
12478	arm_expand_neon_builtin_1.
12479
124802016-09-23  Matthew Wahab  <matthew.wahab@arm.com>
12481
12482	* config/arm/iterators.md (VCVTHI): New.
12483	(NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE.  Fix a long line.
12484	(NEON_VAGLTE): New.
12485	(VFM_LANE_AS): New.
12486	(VH_CVTTO): New.
12487	(V_reg): Add HF, V4HF and V8HF.  Fix white-space.
12488	(V_HALF): Add V4HF.  Fix white-space.
12489	(V_if_elem): Add HF, V4HF and V8HF.  Fix white-space.
12490	(V_s_elem): Likewise.
12491	(V_sz_elem): Fix white-space.
12492	(V_elem_ch): Likewise.
12493	(VH_elem_ch): New.
12494	(scalar_mul_constraint): Add V8HF and V4HF.
12495	(Is_float_mode): Fix white-space.
12496	(Is_d_reg): Add V4HF and V8HF.  Fix white-space.
12497	(q): Add HF.  Fix white-space.
12498	(float_sup): New.
12499	(float_SUP): New.
12500	(cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
12501	(neon_vfm_lane_as): New.
12502	* config/arm/neon.md (add<mode>3_fp16): New.
12503	(sub<mode>3_fp16): New.
12504	(mul<mode>3add<mode>_neon): New.
12505	(fma<VH:mode>4_intrinsic): New.
12506	(fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
12507	(fmsub<VH:mode>4_intrinsic): New.
12508	(<absneg_str><mode>2): New.
12509	(neon_v<absneg_str><mode>): New.
12510	(neon_v<fp16_rnd_str><mode>): New.
12511	(neon_vrsqrte<mode>): New.
12512	(neon_vpaddv4hf): New.
12513	(neon_vadd<mode>): New.
12514	(neon_vsub<mode>): New.
12515	(neon_vmulf<mode>): New.
12516	(neon_vfma<VH:mode>): New.
12517	(neon_vfms<VH:mode>): New.
12518	(neon_vc<cmp_op><mode>): New.
12519	(neon_vc<cmp_op><mode>_fp16insn): New
12520	(neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
12521	(neon_vca<cmp_op><mode>): New.
12522	(neon_vca<cmp_op><mode>_fp16insn): New.
12523	(neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
12524	(neon_vc<cmp_op>z<mode>): New.
12525	(neon_vabd<mode>): New.
12526	(neon_v<maxmin>f<mode>): New.
12527	(neon_vp<maxmin>fv4hf: New.
12528	(neon_<fmaxmin_op><mode>): New.
12529	(neon_vrecps<mode>): New.
12530	(neon_vrsqrts<mode>): New.
12531	(neon_vrecpe<mode>): New (VH variant).
12532	(neon_vdup_lane<mode>_internal): New.
12533	(neon_vdup_lane<mode>): New.
12534	(neon_vcvt<sup><mode>): New (VCVTHI variant).
12535	(neon_vcvt<sup><mode>): New (VH variant).
12536	(neon_vcvt<sup>_n<mode>): New (VH variant).
12537	(neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
12538	(neon_vcvt<vcvth_op><sup><mode>): New.
12539	(neon_vmul_lane<mode>): New.
12540	(neon_vmul_n<mode>): New.
12541	* config/arm/unspecs.md (UNSPEC_VCALE): New
12542	(UNSPEC_VCALT): New.
12543	(UNSPEC_VFMA_LANE): New.
12544	(UNSPECS_VFMS_LANE): New.
12545
125462016-09-23  Dominik Vogt  <vogt@linux.vnet.ibm.com>
12547
12548	* config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
12549	("*extzv<mode><clobbercc_or_nocc>"):
12550	Correct a typo in a comment.
12551	Merged patterns.
12552	("*insv<mode>_zEC12", "*insv<mode>_z10")
12553	("*insv<mode><clobbercc_or_nocc>"): Ditto.
12554	("*insv<mode>_zEC12_appendbitsleft")
12555	("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
12556	("*insv<mode>_z10_appendbitsleft"): Ditto.
12557	("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
12558	("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
12559	Provide pattern with operands switched.
12560	("*pre_z10_extv<mode>"):
12561	Use new subst patterns.
12562	("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
12563	("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
12564	("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
12565	("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
12566	("*<risbg_n>_<mode>_ior_and_lshiftrt")
12567	("*<risbg_n>_sidi_ior_and_lshiftrt")
12568	("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
12569	New patterns.
12570	("*extzv_<mode>_sll", "*extzv_<mode>_srl")
12571	("*extzv_<mode>_srl<clobbercc_or_nocc>")
12572	("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
12573	on zEC12.
12574	("SINT"): New mode_iterator with SI, HI, QI.
12575	* config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
12576	("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
12577	duplication.
12578
125792016-09-23  Dominik Vogt  <vogt@linux.vnet.ibm.com>
12580
12581	* config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
12582	new interface of s390_contiguous_bitmask_p.
12583	("contiguous_bitmask_nowrap_operand"): New predicate.
12584	("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
12585	* config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
12586	of s390_contiguous_bitmask_p.
12587	("NxxDw"): Rename NxxDq constraint to NxxDw.
12588	("NxxSw"): New constraint.
12589	* config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
12590	* config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
12591	interface.
12592	(s390_contiguous_bitmask_nowrap_p): Export.
12593	* config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
12594	former s390_contiguous_bitmask_p.
12595	(s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
12596	detect contiguous bit ranges with wraparound.  Change signature to
12597	return START and END position instead of POS and LENGTH.
12598	(s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
12599	ranges with wraparound.
12600	(s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
12601	(s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
12602	Adapt to new signature of s390_contiguous_bitmask_p.
12603
126042016-09-23  Bin Cheng  <bin.cheng@arm.com>
12605
12606	* tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
12607	(create_intersect_range_checks): New.
12608	(vect_create_cond_for_alias_checks): Call above function.
12609
126102016-09-23  Matthew Wahab  <matthew.wahab@arm.com>
12611
12612	* config/arm/iterators.md (Code iterators): Fix some white-space
12613	in the comments.
12614	(GLTE): New.
12615	(ABSNEG): New
12616	(FCVT): Moved from vfp.md.
12617	(VCVT_HF_US_N): New.
12618	(VCVT_SI_US_N): New.
12619	(VCVT_HF_US): New.
12620	(VCVTH_US): New.
12621	(FP16_RND): New.
12622	(absneg_str): New.
12623	(FCVTI32typename): Moved from vfp.md.
12624	(sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
12625	UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
12626	UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
12627	UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N,  UNSPEC_VCVTH_S_N,
12628	UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
12629	(vcvth_op): New.
12630	(fp16_rnd_str): New.
12631	(fp16_rnd_insn): New.
12632	* config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
12633	(UNSPEC_VCVT_HF_U_N): New.
12634	(UNSPEC_VCVT_SI_S_N): New.
12635	(UNSPEC_VCVT_SI_U_N): New.
12636	(UNSPEC_VCVTH_S): New.
12637	(UNSPEC_VCVTH_U): New.
12638	(UNSPEC_VCVTA_S): New.
12639	(UNSPEC_VCVTA_U): New.
12640	(UNSPEC_VCVTM_S): New.
12641	(UNSPEC_VCVTM_U): New.
12642	(UNSPEC_VCVTN_S): New.
12643	(UNSPEC_VCVTN_U): New.
12644	(UNSPEC_VCVTP_S): New.
12645	(UNSPEC_VCVTP_U): New.
12646	(UNSPEC_VCVTP_S): New.
12647	(UNSPEC_VCVTP_U): New.
12648	(UNSPEC_VRND): New.
12649	(UNSPEC_VRNDA): New.
12650	(UNSPEC_VRNDI): New.
12651	(UNSPEC_VRNDM): New.
12652	(UNSPEC_VRNDN): New.
12653	(UNSPEC_VRNDP): New.
12654	(UNSPEC_VRNDX): New.
12655	* config/arm/vfp.md (<absneg_str>hf2): New.
12656	(neon_vabshf): New.
12657	(neon_v<fp16_rnd_str>hf): New.
12658	(neon_vrndihf): New.
12659	(addhf3): New.
12660	(subhf3): New.
12661	(divhf3): New.
12662	(mulhf3): New.
12663	(*mulsf3neghf_vfp): New.
12664	(*negmulhf3_vfp): New.
12665	(*mulsf3addhf_vfp): New.
12666	(*mulhf3subhf_vfp): New.
12667	(*mulhf3neghfaddhf_vfp): New.
12668	(*mulhf3neghfsubhf_vfp): New.
12669	(fmahf4): New.
12670	(neon_vfmahf): New.
12671	(fmsubhf4_fp16): New.
12672	(neon_vfmshf): New.
12673	(*fnmsubhf4): New.
12674	(*fnmaddhf4): New.
12675	(neon_vsqrthf): New.
12676	(neon_vrsqrtshf): New.
12677	(FCVT): Move to iterators.md.
12678	(FCVTI32typename): Likewise.
12679	(neon_vcvth<sup>hf): New.
12680	(neon_vcvth<sup>si): New.
12681	(neon_vcvth<sup>_nhf_unspec): New.
12682	(neon_vcvth<sup>_nhf): New.
12683	(neon_vcvth<sup>_nsi_unspec): New.
12684	(neon_vcvth<sup>_nsi): New.
12685	(neon_vcvt<vcvth_op>h<sup>si): New.
12686	(neon_<fmaxmin_op>hf): New.
12687
126882016-09-23  Dominik Vogt  <vogt@linux.vnet.ibm.com>
12689
12690	* config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
12691	("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
12692	("*insv<mode>_zEC12_appendbitsleft")
12693	("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
12694	("*r<noxa>sbg_<mode>_srl"): Use new attributes.
12695
126962016-09-23  Jakub Jelinek  <jakub@redhat.com>
12697
12698	* ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
12699	* sreal.h (sreal::min, sreal::max): Avoid static local vars,
12700	construct values without normalization.
12701	* tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
12702	static local lhs_ops to vNULL.
12703
127042016-09-23  Matthew Wahab  <matthew.wahab@arm.com>
12705	    Jiong Wang <jiong.wang@arm.com>
12706
12707	* config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
12708	available when FP16 instructions are available.
12709	(output_move_vfp): Add support for 16-bit data moves.
12710	(arm_validize_comparison): Fix some white-space.  Support HFmode
12711	by conversion to SFmode.
12712	* config/arm/arm.md (truncdfhf2): Fix a comment.
12713	(extendhfdf2): Likewise.
12714	(cstorehf4): New.
12715	(movsicc): Fix some white-space.
12716	(movhfcc): New.
12717	(movsfcc): Fix some white-space.
12718	(*cmovhf): New.
12719	* config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
12720	instructions are available.
12721	(*thumb2_movhi_vfp): Likewise.
12722	(*arm_movhi_fp16): New.
12723	(*thumb2_movhi_fp16): New.
12724	(*movhf_vfp_fp16): New.
12725	(*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
12726	(*movhf_vfp): Likewise.
12727	(extendhfsf2): Enable when VFP FP16 instructions are available.
12728	(truncsfhf2):  Enable when VFP FP16 instructions are available.
12729
127302016-09-23  Martin Liska  <mliska@suse.cz>
12731
12732	* config/s390/vx-builtins.md: Replace 'adress' with 'address'.
12733
127342016-09-23  Matthew Wahab  <matthew.wahab@arm.com>
12735
12736	* config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
12737	V4HF modes.
12738	(arm_evpc_neon_vtrn): Likewise.
12739	(arm_evpc_neon_vrev): Likewise.
12740	(arm_evpc_neon_vext): Likewise.
12741	* config/arm/arm_neon.h (vbsl_f16): New.
12742	(vbslq_f16): New.
12743	(vdup_n_f16): New.
12744	(vdupq_n_f16): New.
12745	(vdup_lane_f16): New.
12746	(vdupq_lane_f16): New.
12747	(vext_f16): New.
12748	(vextq_f16): New.
12749	(vmov_n_f16): New.
12750	(vmovq_n_f16): New.
12751	(vrev64_f16): New.
12752	(vrev64q_f16): New.
12753	(vtrn_f16): New.
12754	(vtrnq_f16): New.
12755	(vuzp_f16): New.
12756	(vuzpq_f16): New.
12757	(vzip_f16): New.
12758	(vzipq_f16): New.
12759	* config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
12760	(vdup_lane): New (v8hf, v4hf variants).
12761	(vext): New (v8hf, v4hf variants).
12762	(vbsl): New (v8hf, v4hf variants).
12763	* config/arm/iterators.md (VDQWH): New.
12764	(VH): New.
12765	(V_double_vector_mode): Add V8HF and V4HF.  Fix white-space.
12766	(Scalar_mul_8_16): Fix white-space.
12767	(Is_d_reg): Add V4HF and V8HF.
12768	* config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
12769	(neon_vdup_lane<mode>): New.
12770	(neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
12771	(*neon_vtrn<mode>_insn): Likewise.
12772	(neon_vzip<mode>_internal): Likewise. Also fix white-space.
12773	(*neon_vzip<mode>_insn): Likewise
12774	(neon_vuzp<mode>_internal): Likewise.
12775	(*neon_vuzp<mode>_insn): Likewise
12776	* config/arm/vec-common.md (vec_perm_const<mode>): New.
12777
127782016-09-23  Jiong Wang  <jiong.wang@arm.com>
12779	    Matthew Wahab  <matthew.wahab@arm.com>
12780
12781	* config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
12782	(arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
12783	* config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
12784	available.  Also fix some white-space.
12785	* config/arm/vfp.md (*arm_movhi_vfp): New.
12786	(*thumb2_movhi_vfp): New.
12787
127882016-09-23  Matthew Wahab  <matthew.wahab@arm.com>
12789
12790	* config/arm/arm-c.c (arm_cpu_builtins): Define
12791	"__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
12792	"__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
12793
127942016-09-23  Matthew Wahab  <matthew.wahab@arm.com>
12795
12796	* doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
12797	arm_v8_1a_neon_ok.  Add entries for arm_v8_2a_fp16_scalar_ok,
12798	arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
12799	arm_v8_2a_fp16_neon_hw.
12800	(Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
12801	arm_v8_2a_neon.
12802
128032016-09-23  Matthew Wahab  <matthew.wahab@arm.com>
12804
12805	* doc/sourcebuild.texi (ARM-specific attributes): Add entries for
12806	arm_fp16_alternative_ok and arm_fp16_none_ok.
12807
128082016-09-23  Martin Liska  <mliska@suse.cz>
12809
12810	* ipa-icf.c (sem_variable::merge): Replace adress with address.
12811
128122016-09-23  Matthew Wahab  <matthew.wahab@arm.com>
12813
12814	* config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
12815	("armv8.2-a"): New.
12816	("armv8.2-a+fp16"): New.
12817	* config/arm/arm-protos.h (FL2_ARCH8_2): New.
12818	(FL2_FP16INST): New.
12819	(FL2_FOR_ARCH8_2A): New.
12820	* config/arm/arm-tables.opt: Regenerate.
12821	* config/arm/arm.c (arm_arch8_2): New.
12822	(arm_fp16_inst): New.
12823	(arm_option_override): Set arm_arch8_2 and arm_fp16_inst.  Check
12824	for incompatible fp16-format settings.
12825	* config/arm/arm.h (TARGET_VFP_FP16INST): New.
12826	(TARGET_NEON_FP16INST): New.
12827	(arm_arch8_2): Declare.
12828	(arm_fp16_inst): Declare.
12829	* config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
12830	march=armv8.2-a and march=armv8.2-a+fp16.
12831	* config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
12832	and armv8.2-a+fp16.
12833	* doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
12834	"-march=armv8.2-a" and "-march=armv8.2-a+fp16".
12835
128362016-09-23  Martin Liska  <mliska@suse.cz>
12837
12838	* doc/extend.texi: Remove fused-madd from i386 target options.
12839
128402016-09-23  Martin Liska  <mliska@suse.cz>
12841
12842	* config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12843	Handle movbe.
12844
128452016-09-23  Martin Liska  <mliska@suse.cz>
12846
12847	* config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12848	Handle crc32.
12849
128502016-09-23  Martin Liska  <mliska@suse.cz>
12851
12852	PR target/71652
12853	* config/i386/i386.c (ix86_option_override_internal): Change
12854	signature and return false when there's an error related to
12855	arch string.
12856	(release_options_strings): New function.
12857	(ix86_valid_target_attribute_tree): Call the function.
12858
128592016-09-23  Jakub Jelinek  <jakub@redhat.com>
12860
12861	* hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
12862	instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
12863	(gen_hsa_ctor_assignment): Likewise.
12864	* print-tree.c (print_node): Likewise.
12865	* tree-dump.c (dequeue_and_dump): Likewise.
12866	* tree-sra.c (sra_modify_constructor_assign): Likewise.
12867	* expr.c (store_constructor): Likewise.
12868	* fold-const.c (operand_equal_p): Likewise.
12869	* tree-pretty-print.c (dump_generic_node): Likewise.
12870	* hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
12871	* ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
12872
128732016-09-23  Richard Biener  <rguenther@suse.de>
12874
12875	* hooks.h (hook_uint_uintp_false): Declare.
12876
128772016-09-22  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
12878
12879	* config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
12880	(avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
12881
128822016-09-22  Martin Sebor  <msebor@redhat.com>
12883
12884	PR target/77676
12885	* gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
12886	HOST_BITS_PER_WIDE_INT, make a static local variable auto.
12887	(target_int_min): Correct computation.
12888	(format_integer): Use long long as the argument for the ll length
12889	modifier.
12890	(format_floating): Use target_int_max().
12891	(get_string_length): Same.
12892	(format_string): Avoid setting the bounded flag for strings
12893	of unknown length.
12894	(try_substitute_return_value): Avoid setting range info when
12895	the result isn't bounded.
12896	* varasm.c (assemble_name): Increase buffer size.
12897
128982016-09-22  Andre Vieira  <andre.simoesdiasvieira@arm.com>
12899	    Terry Guo  <terry.guo@arm.com>
12900
12901	* target.def (elf_flags_numeric): New target hook.
12902	* targhooks.h (default_asm_elf_flags_numeric): New.
12903	* varasm.c (default_asm_elf_flags_numeric): New.
12904	(default_elf_asm_named_section): Use new target hook.
12905	* config/arm/arm.opt (mpure-code): New.
12906	* config/arm/arm.h (SECTION_ARM_PURECODE): New.
12907	* config/arm/arm.c (arm_asm_init_sections): Add section
12908	attribute to default text section if -mpure-code.
12909	(arm_option_check_internal): Diagnose use of option with
12910	non supported targets and/or options.
12911	(arm_asm_elf_flags_numeric): New.
12912	(arm_function_section): New.
12913	(arm_elf_section_type_flags): New.
12914	* config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
12915	for -mpure-code.
12916	* doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
12917	* doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
12918
129192016-09-22  Jan Hubicka  <hubicka@ucw.cz>
12920
12921	* regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
12922
129232016-09-22  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
12924
12925	* emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
12926	* rtl.h: Adjust prototype.
12927
129282016-09-22  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
12929
12930	* emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
12931	(prev_active_insn): Likewise.
12932	(active_insn_p): Likewise.
12933	* rtl.h: Adjust prototypes.
12934	* cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
12935	* config/arc/arc.md: Likewise.
12936	* config/pa/pa.c (branch_to_delay_slot_p): Likewise.
12937	(branch_needs_nop_p): Likewise.
12938	(use_skip_p): Likewise.
12939	* config/sh/sh.c (gen_block_redirect): Likewise.
12940	(split_branches): Likewise.
12941	* reorg.c (optimize_skip): Likewise.
12942	(fill_simple_delay_slots): Likewise.
12943	(fill_slots_from_thread): Likewise.
12944	(relax_delay_slots): Likewise.
12945	* resource.c (mark_target_live_regs): Likewise.
12946
129472016-09-22  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
12948
12949	* config/cris/cris.c (cris_asm_output_case_end): Change argument
12950	type to rtx_insn *.
12951	* emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
12952	(prev_nonnote_nondebug_insn): Likewise.
12953	* config/cris/cris-protos.h: Adjust prototype.
12954	* rtl.h: Likewise.
12955	* jump.c (rtx_renumbered_equal_p): Adjust.
12956
129572016-09-22  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
12958
12959	* emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
12960	* rtl.h: Adjust prototype.
12961	* config/sh/sh.md: Adjust.
12962	* dwarf2out.c (add_var_loc_to_decl): Likewise.
12963
129642016-09-22  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
12965
12966	* emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
12967	(prev_nondebug_insn): Likewise.
12968	* loop-doloop.c (doloop_condition_get): Likewise.
12969	* rtl.h: Adjust prototype.
12970	* cfgloop.h: Likewise.
12971
129722016-09-22  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
12973
12974	* emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
12975	(prev_nonnote_insn): Likewise.
12976	* jump.c (reversed_comparison_code_parts): Likewise.
12977	(reversed_comparison): Likewise.
12978	* rtl.h: Adjust prototypes.
12979	* config/arc/arc.md: Adjust.
12980	* cse.c (find_comparison_args): Likewise.
12981	* reorg.c (redundant_insn): Change return type to rtx_insn *.
12982	(fix_reg_dead_note): Change argument type to rtx_insn *.
12983	(delete_prior_computation): Likewise.
12984	(delete_computation): Likewise.
12985	(fill_slots_from_thread): Adjust.
12986	(relax_delay_slots): Likewise.
12987	* simplify-rtx.c (simplify_unary_operation_1): Likewise.
12988	(simplify_relational_operation_1): Likewise.
12989	(simplify_ternary_operation): Likewise.
12990
129912016-09-22  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
12992
12993	* config/arc/arc-protos.h (arc_label_align): Change type of
12994	variables from rtx to rtx_insn *.
12995	* config/arc/arc.c (arc_label_align): Likewise.
12996	* config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
12997	* config/bfin/bfin.c (workaround_speculation): Likewise.
12998	* config/c6x/c6x.c (find_next_cycle_insn): Likewise.
12999	(find_last_same_clock): Likewise.
13000	(reorg_split_calls): Likewise.
13001	* config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
13002	* config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
13003	* config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
13004	(same_cmp_following_p): Likewise.
13005	* config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
13006	(same_cmp_following_p): Likwise.
13007	* config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
13008	* config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
13009	* config/nds32/nds32.c (nds32_target_alignment): Likewise.
13010	* config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
13011	(rl78_alloc_physical_registers_cmp): Likewise.
13012	(rl78_alloc_physical_registers_umul): Likewise.
13013	(rl78_calculate_death_notes): Likewise.
13014	* config/s390/s390-protos.h (s390_label_align): Likewise.
13015	* config/s390/s390.c (s390_label_align): Likewise.
13016	* config/sh/sh.c (barrier_align): Likewise.
13017	* config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
13018	* config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
13019	(emit_cbcond_nop): Likewise.
13020
130212016-09-22  Martin Liska  <mliska@suse.cz>
13022
13023	PR ipa/77653
13024	* ipa-icf.c (sem_variable::merge): Yield merge operation if
13025	alias address matters, not necessarily address of original.
13026
130272016-09-22  Richard Biener  <rguenther@suse.de>
13028
13029	PR middle-end/77697
13030	* gimple-fold.c (fold_array_ctor_reference): Turn asserts into
13031	fold fails.
13032
130332016-09-22  Richard Biener  <rguenther@suse.de>
13034
13035	PR middle-end/77677
13036	* gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
13037	from constant folding results.
13038	(gimple_resimplify2): Likewise.
13039	(gimple_resimplify3): Likewise.
13040
130412016-09-22  Richard Biener  <rguenther@suse.de>
13042
13043	PR middle-end/77678
13044	* expr.c (expand_expr_real_1): Guard array access against negative
13045	offset.
13046
130472016-09-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13048
13049	* gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
13050	of MPFR_RNDN.
13051	(format_floating): Likewise.
13052
130532016-09-22  Jakub Jelinek  <jakub@redhat.com>
13054
13055	PR fortran/77665
13056	* tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
13057	for all IFN_GOMP_SIMD_* internal fns, not just for
13058	IFN_GOMP_SIMD_ORDERED_*.
13059
130602016-09-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
13061
13062	PR target/77670
13063	* config/rs6000/predicates.md (invert_fpmask_comparison_operator):
13064	New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
13065	instructions when you want to invert the test.
13066	* config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
13067	correct order for XXSEL.
13068	(mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
13069	for using XSCMP{EQ,GT,GE}DP.
13070
130712016-09-21  David Malcolm  <dmalcolm@redhat.com>
13072
13073	* genconstants.c (main): Introduce noop_reader and convert call
13074	to read_md_files to a method call.
13075	* genenums.c (main): Likewise.
13076	* genmddeps.c (main): Likewise.
13077	* genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
13078	rtx_reader_ptr->get_top_level_filename ().
13079	(write_tm_preds_h): Likewise.
13080	(write_insn_preds_c): Likewise.
13081	* gensupport.c (class gen_reader): New subclass of rtx_reader.
13082	(rtx_handle_directive): Convert to...
13083	(gen_reader::handle_unknown_directive): ...this.
13084	(init_rtx_reader_args_cb): Convert return type from bool to
13085	rtx_reader *.  Create a gen_reader instance, using it for the
13086	call to read_md_files.  Return it if no errors occur.
13087	(init_rtx_reader_args): Convert return type from bool to
13088	rtx_reader *.
13089	* gensupport.h (init_rtx_reader_args_cb): Likewise.
13090	(init_rtx_reader_args_cb): Likewise.
13091	* read-md.c (struct file_name_list): Move to class rtx_reader.
13092	(read_md_file): Delete in favor of rtx_reader::m_read_md_file.
13093	(read_md_filename): Delete in favor of
13094	rtx_reader::m_read_md_filename.
13095	(read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
13096	(in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
13097	(base_dir): Delete in favor of rtx_reader::m_base_dir.
13098	(first_dir_md_include): Delete in favor of
13099	rtx_reader::m_first_dir_md_include.
13100	(last_dir_md_include_ptr): Delete in favor of
13101	rtx_reader::m_last_dir_md_include_ptr.
13102	(max_include_len): Delete.
13103	(rtx_reader_ptr): New.
13104	(fatal_with_file_and_line): Use get_filename and get_lineno
13105	accessors of rtx_reader_ptr.
13106	(require_char_ws): Likewise.
13107	(rtx_reader::read_char): New method, based on ::read_char.
13108	(rtx_reader::unread_char): New method, based on ::unread_char.
13109	(read_escape): Use get_filename and get_lineno accessors of
13110	rtx_reader_ptr.
13111	(read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
13112	(read_string): Use get_filename and get_lineno accessors of
13113	rtx_reader_ptr.
13114	(rtx_reader::rtx_reader): New ctor.
13115	(rtx_reader::~rtx_reader): New dtor.
13116	(handle_include): Convert from a function to...
13117	(rtx_reader::handle_include): ...this method, converting
13118	handle_directive from a callback to a virtual function.
13119	(handle_file): Likewise, converting to...
13120	(rtx_reader::handle_file): ...this method.
13121	(handle_toplevel_file): Likewise, converting to...
13122	(rtx_reader::handle_toplevel_file): ...this method.
13123	(rtx_reader::get_current_location): New method.
13124	(parse_include): Convert from a function to...
13125	(rtx_reader::add_include_path): ...this method, dropping redundant
13126	update to unused max_include_len.
13127	(read_md_files): Convert from a function to...
13128	(rtx_reader::read_md_files): ...this method, converting
13129	handle_directive from a callback to a virtual function.
13130	(noop_reader::handle_unknown_directive): New method.
13131	* read-md.h (directive_handler_t): Delete this typedef.
13132	(in_fname): Delete.
13133	(read_md_file): Delete.
13134	(read_md_lineno): Delete.
13135	(read_md_filename): Delete.
13136	(class rtx_reader): New class.
13137	(rtx_reader_ptr): New decl.
13138	(class noop_reader): New subclass of rtx_reader.
13139	(read_char): Reimplement in terms of rtx_reader::read_char.
13140	(unread_char): Reimplement in terms of rtx_reader::unread_char.
13141	(read_md_files): Delete.
13142	* read-rtl.c (read_rtx_code): Update for deletion of globals
13143	read_md_filename and read_md_lineno.
13144
131452016-09-21  Jason Merrill  <jason@redhat.com>
13146
13147	* input.h (from_macro_definition_at): New.
13148
131492016-09-21  Segher Boessenkool  <segher@kernel.crashing.org>
13150
13151	* doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
13152
131532016-09-21  Bernd Edlinger  <bernd.edlinger@hotmail.de>
13154
13155	PR tree-optimization/77550
13156	* tree-vect-stmts.c (create_array_ref): Change parameters.
13157	(get_group_alias_ptr_type): New function.
13158	(vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
13159
131602016-09-21  Marek Polacek  <polacek@redhat.com>
13161
13162	* gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
13163	Add falls through comment.
13164
131652016-09-21  Richard Biener  <rguenther@suse.de>
13166
13167	* dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
13168	(replace_child): Likewise.
13169	(remove_child_TAG): Adjust.
13170	(move_marked_base_types): Likewise.
13171	(prune_unused_types_prune): Clear die_sib of removed children.
13172
131732016-09-21  Georg-Johann Lay  <avr@gjlay.de>
13174
13175	PR target/77326
13176	* config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
13177	touches some regs mentioned in cc_status, do CC_STATUS_INIT.
13178
131792016-09-21  Richard Biener  <rguenther@suse.de>
13180
13181	PR tree-optimization/77648
13182	* tree-ssa-structalias.c (process_constraint): Handle all DEREF
13183	with complex RHS.
13184	(make_transitive_closure_constraints): Adjust comment.
13185	(make_any_offset_constraints): New function.
13186	(handle_rhs_call): Make sure to first expand a pointer to all
13187	subfields before transitively closing it.
13188	(handle_const_call): Likewise.  Properly expand returned
13189	pointers as well.
13190	(handle_pure_call): Likewise.
13191
131922016-09-21  Richard Biener  <rguenther@suse.de>
13193	    Jakub Jelinek  <jakub@redhat.com>
13194
13195	PR tree-optimization/77621
13196	* tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
13197	group at non-vectorizable stmts.
13198
131992016-09-21  Kugan Vivekanandarajah  <kuganv@linaro.org>
13200
13201	PR tree-optimization/72835
13202	* tree-ssa-reassoc.c (make_new_ssa_for_def): New.
13203	(make_new_ssa_for_all_defs): Likewise.
13204	(zero_one_operation): Replace all SSA_NAMEs defined in the chain.
13205
132062016-09-20  Martin Sebor  <msebor@redhat.com>
13207
13208	PR middle-end/49905
13209	* Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
13210	* config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
13211	* config/linux.c (gnu_libc_printf_pointer_format): New function.
13212	* config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
13213	* config/sol2.c (solaris_printf_pointer_format): New function.
13214	* doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
13215	options.
13216	* doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
13217	* doc/tm.texi: Regenerate.
13218	* gimple-fold.h (get_range_strlen): New function.
13219	(get_maxval_strlen): Declare existing function.
13220	* gimple-fold.c (get_range_strlen): Add arguments and compute both
13221	maximum and minimum.
13222	 (get_range_strlen): Define overload.
13223	(get_maxval_strlen): Adjust.
13224	* gimple-ssa-sprintf.c: New file and pass.
13225	* passes.def (pass_sprintf_length): Add new pass.
13226	* targhooks.h (default_printf_pointer_format): Declare new function.
13227	(gnu_libc_printf_pointer_format): Same.
13228	(solaris_libc_printf_pointer_format): Same.
13229	* targhooks.c (default_printf_pointer_format): Define new function.
13230	* tree-pass.h (make_pass_sprintf_length): Declare new function.
13231	* print-tree.c: Increase buffer size.
13232
132332016-09-21  Kugan Vivekanandarajah  <kuganv@linaro.org>
13234
13235	* tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
13236
132372016-09-21  Kugan Vivekanandarajah  <kuganv@linaro.org>
13238
13239	* common.opt: New option -fipa-vrp.
13240	* ipa-cp.c (ipa_get_vr_lat): New.
13241	(ipcp_vr_lattice::print): Likewise.
13242	(print_all_lattices): Call ipcp_vr_lattice::print.
13243	(ipcp_vr_lattice::meet_with): New.
13244	(ipcp_vr_lattice::meet_with_1): Likewise.
13245	(ipcp_vr_lattice::top_p): Likewise.
13246	(ipcp_vr_lattice::bottom_p): Likewsie.
13247	(ipcp_vr_lattice::set_to_bottom): Likewise.
13248	(set_all_contains_variable): Call VR set_to_bottom.
13249	(initialize_node_lattices): Init VR lattices.
13250	(propagate_vr_accross_jump_function): New.
13251	(propagate_constants_accross_call): Call
13252	propagate_vr_accross_jump_function.
13253	(ipcp_store_vr_results): New.
13254	(ipcp_driver): Handle VR.
13255	* ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
13256	(ipa_set_jf_unknown): Likewise.
13257	(ipa_compute_jump_functions_for_edge): Likewise.
13258	(ipa_node_params_t::duplicate): Likewise.
13259	(ipa_write_jump_function): Likewise.
13260	(ipa_read_jump_function): Likewise.
13261	(write_ipcp_transformation_info): Likewise.
13262	(read_ipcp_transformation_info): Likewise.
13263	(ipcp_update_vr): New.
13264	(ipcp_transform_function): Handle VR.
13265	* ipa-prop.h (struct ipa_vr): New.
13266	* cgraph.c: Include tree-vrp.h.
13267	* cgraphunit.c: Likewise.
13268	* ipa-utils.c: Likewise.
13269	* ipa.c: Likewise.
13270	* opts.c: Likewise.
13271	* toplev.c: Likewise.
13272	* ipa-devirt.c: Likewise.
13273	* ipa-inline-transform.c: Likewise.
13274	* ipa-inline.c: Likewise.
13275	* ipa-profile.c: Likewise.
13276
132772016-09-21  Kugan Vivekanandarajah  <kuganv@linaro.org>
13278
13279	* doc/invoke.texi: Document -fdump-tree-evrp.
13280	* passes.def: Define new pass_early_vrp.
13281	* timevar.def: Define new TV_TREE_EARLY_VRP.
13282	* tree-pass.h (make_pass_early_vrp): New.
13283	* tree-ssa-propagate.c: Make replace_uses_in non static.
13284	* tree-ssa-propagate.h: Export replace_uses_in.
13285	* tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
13286	(extract_range_from_assert): Factor out
13287	extract_range_for_var_from_comparison_expr.
13288	(vrp_initialize_lattice): New.
13289	(vrp_initialize): Factor out vrp_initialize_lattice.
13290	(vrp_valueize): Fix it to reject complex value ranges.
13291	(vrp_free_lattice): New.
13292	(evrp_dom_walker::before_dom_children): Likewise.
13293	(evrp_dom_walker::after_dom_children): Likewise.
13294	(evrp_dom_walker::push_value_range): Likewise.
13295	(evrp_dom_walker::pop_value_range): Likewise.
13296	(execute_early_vrp): Likewise.
13297	(execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
13298	(make_pass_early_vrp): New.
13299
133002016-09-20  Uros Bizjak  <ubizjak@gmail.com>
13301
13302	* config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
13303	instead of exact_log2.
13304
133052016-09-20  Uros Bizjak  <ubizjak@gmail.com>
13306
13307	PR target/77621
13308	* config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
13309	Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
13310	(ix86_add_stmt_cost): Penalize DFmode vector operations
13311	for !TARGET_VECTORIZE_DOUBLE.
13312
133132016-09-20  Gerald Pfeifer  <gerald@pfeifer.com>
13314
13315	* doc/invoke.texi (Warning Options): Simplify language.
13316	(Optimize Options): Complete sentence.
13317
133182016-09-20  David Edelsohn  <dje.gcc@gmail.com>
13319
13320	* dbxout.c (xcoff_debug_hooks):  Add filename parameter to
13321	early_finish hook.
13322
133232016-09-20  Michael Meissner  <meissner@linux.vnet.ibm.com>
13324
13325	PR target/71395
13326	* config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
13327	inits on power8 and above, use the VMRGEW instruction instead of a
13328	permute.
13329
13330	* config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
13331	(p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
13332	initialization.
13333
133342016-09-20  Tamar Christina  <tamar.christina@arm.com>
13335
13336	* config/aarch64/arm_neon.h
13337	(vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
13338	(vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
13339	(vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
13340
133412016-09-20  Bernd Edlinger  <bernd.edlinger@hotmail.de>
13342
13343	* config/var/vax.h (ELIMINABLE_REGS): Define.
13344	(INITIAL_ELIMINATION_OFFSET): Define.
13345
133462016-09-20  Jakub Jelinek  <jakub@redhat.com>
13347
13348	PR middle-end/77624
13349	* builtins.c (fold_builtin_atomic_always_lock_free): Only look through
13350	cast to void * if the cast is from some other pointer type.
13351
133522016-09-20  Richard Biener  <rguenther@suse.de>
13353
13354	PR tree-optimization/77646
13355	* tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
13356	a VDEF.
13357
133582016-09-20  Tamar Christina  <tamar.christina@arm.com>
13359
13360	* config/aarch64/arm_neon.h: Add gnu_inline and artificial
13361	attributes to all inlined functions and make them extern.
13362
133632016-09-20  Richard Biener  <rguenther@suse.de>
13364
13365	* debug.h (gcc_debug_hooks): Add filename parameter to early_finish
13366	hook.
13367	* debug.c (do_nothing_debug_hooks): Adjust.
13368	* dbxout.c (dbx_debug_hooks): Likewise.
13369	* sdbout.c (sdb_debug_hooks): Likewise.
13370	* dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
13371	(dwarf2out_finish): Move producer, filename and
13372	path annotation ...
13373	(dwarf2out_early_finish): ... here.  Remove in_lto_p special-casing.
13374	* cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
13375
133762016-09-19  Bernd Edlinger  <bernd.edlinger@hotmail.de>
13377
13378	PR c++/77434
13379	* doc/invoke.texi: Document -Wint-in-bool-context.
13380
13381	PR middle-end/77421
13382	* dwarf2out.c (output_loc_operands): Fix an assertion.
13383
133842016-09-19  Joseph Myers  <joseph@codesourcery.com>
13385
13386	* ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
13387	(CR_DECIMAL_DIG): New macro.
13388
133892016-09-19  Joseph Myers  <joseph@codesourcery.com>
13390
13391	* ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
13392	element.
13393
133942016-09-19  Vladimir Makarov  <vmakarov@redhat.com>
13395
13396	PR rtl-optimization/77416
13397	* lra-remat.c (operand_to_remat): Process hard coded insn
13398	registers.
13399
134002016-09-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
13401
13402	* simplify-rtx.c (simplify_relational_operation_1): Add transformation
13403	(GTU (PLUS a C) (C - 1)) --> (LTU a -C).
13404
134052016-09-19  Segher Boessenkool  <segher@kernel.crashing.org>
13406
13407	* target.def (lra_p): Wordsmithing.
13408	* doc/tm.texi: Regenerate.
13409
134102016-09-19  Jakub Jelinek  <jakub@redhat.com>
13411	    Jan Hubicka  <jh@suse.cz>
13412
13413	PR target/77587
13414	* cgraph.c (cgraph_node::rtl_info): Pass &avail to
13415	ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
13416	Call ultimate_alias_target just once, not up to 4 times.
13417
134182016-09-19  Richard Biener  <rguenther@suse.de>
13419
13420	* dwarf2out.c (early_dwarf_finished): New global.
13421	(set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
13422	is false.
13423	(dwarf2out_early_finish): Set early_dwarf_finished at the end,
13424	if called from LTO exit early.
13425	(dwarf2out_late_global_decl): When being during the early
13426	debug phase do not add locations but only const value attributes.
13427	Adjust the way we generate early DIEs for LTO.
13428
134292016-09-19  Richard Biener  <rguenther@suse.de>
13430
13431	PR middle-end/77605
13432	* tree-data-ref.c (analyze_subscript_affine_affine): Use the
13433	proper niter to bound the loops.
13434
134352016-09-19  Richard Biener  <rguenther@suse.de>
13436
13437	PR tree-optimization/77514
13438	* tree-ssa-pre.c (create_expression_by_pieces): Optimize
13439	search for folded stmt.
13440
134412016-09-17  Jan Hubicka  <hubicka@ucw.cz>
13442
13443	* passes.def (pass_early_thread_jumps): Schedule after forwprop.
13444	* tree-pass.h (make_pass_early_thread_jumps): Declare.
13445	* tree-ssa-threadbackward.c (fsm_find_thread_path,
13446	fsm_find_thread_path, profitable_jump_thread_path,
13447	fsm_find_control_statement_thread_paths,
13448	find_jump_threads_backwards): Add speed_p parameter.
13449	(pass_data_early_thread_jumps): New pass.
13450	(make_pass_early_thread_jumps): New function.
13451
134522016-09-17  Andreas Schwab  <schwab@suse.de>
13453
13454	* config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
13455	* config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13456
134572016-09-16  Eric Botcazou  <ebotcazou@adacore.com>
13458
13459	* recog.c (rest_of_handle_split_after_reload): Delete.
13460	(pass_split_after_reload::gate): New method.
13461	(pass_split_after_reload::execute): Call split_all_insns directly.
13462
134632016-09-16  Jonathan Wakely  <jwakely@redhat.com>
13464
13465	* doc/extend.texi (Integer Overflow Builtins): Fix type of out
13466	parameters for functions taking long long arguments.
13467
134682016-09-16  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
13469
13470	PR target/77613
13471	* config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
13472	splat with truncate.
13473
134742016-09-16  Jason Merrill  <jason@redhat.com>
13475
13476	* hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
13477	New.
13478	* hwint.c (exact_log2): Use pow2p_hwi.
13479	(ctz_hwi, ffs_hwi): Use least_bit_hwi.
13480	* alias.c (memrefs_conflict_p): Use pow2_or_zerop.
13481	* builtins.c (get_object_alignment_2, get_object_alignment)
13482	(get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
13483	least_bit_hwi.
13484	* calls.c (compute_argument_addresses, store_one_arg): Use
13485	least_bit_hwi.
13486	* cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
13487	* combine.c (force_to_mode): Use least_bit_hwi.
13488	(contains_muldiv, find_split_point, combine_simplify_rtx)
13489	(simplify_if_then_else, simplify_set, force_to_mode)
13490	(if_then_else_cond, simplify_and_const_int_1)
13491	(simplify_compare_const): Use pow2p_hwi.
13492	* cse.c (fold_rtx): Use pow2p_hwi.
13493	* emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
13494	Use least_bit_hwi.
13495	* expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
13496	(init_expmed_one_conv): Use pow2p_hwi.
13497	* expr.c (is_aligning_offset): Use pow2p_hwi.
13498	* fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
13499	(fold_binary_loc): Use pow2p_hwi.
13500	* function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
13501	* gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
13502	* gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
13503	* hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
13504	Use least_bit_hwi.
13505	* ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
13506	* ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
13507	* ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
13508	* omp-low.c (oacc_loop_fixed_partitions)
13509	(oacc_loop_auto_partitions): Use least_bit_hwi.
13510	* rtlanal.c (nonzero_bits1): Use ctz_or_zero.
13511	* stor-layout.c (place_field): Use least_bit_hwi.
13512	* tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
13513	* tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
13514	* tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
13515	* tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
13516	* tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
13517	* tree-vect-data-refs.c (vect_analyze_group_access_1)
13518	(vect_grouped_store_supported, vect_grouped_load_supported)
13519	(vect_permute_load_chain, vect_shift_permute_load_chain)
13520	(vect_transform_grouped_load): Use pow2p_hwi.
13521	* tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
13522	* tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
13523	* tree-vect-stmts.c (vectorizable_mask_load_store): Use
13524	least_bit_hwi.
13525	* tsan.c (instrument_expr): Use least_bit_hwi.
13526	* var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
13527
135282016-09-16  Andreas Schwab  <schwab@suse.de>
13529
13530	* config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
13531	OFFSET, not offset.
13532	* config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13533
135342016-09-16  Jakub Jelinek  <jakub@redhat.com>
13535
13536	PR target/77526
13537	* combine.c (rest_of_handle_combine): If any edges have been purged,
13538	free dominators if available.
13539
135402016-09-16  Jakub Jelinek  <jakub@redhat.com>
13541	    Eric Botcazou  <ebotcazou@adacore.com>
13542
13543	PR middle-end/77594
13544	* internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
13545	through into expand_addsub_overflow after expand_neg_overflow.
13546
135472016-09-15  David Malcolm  <dmalcolm@redhat.com>
13548
13549	* diagnostic-show-locus.c
13550	(selftest::test_fixit_insert_containing_newline): New function.
13551	(selftest::test_fixit_replace_containing_newline): New function.
13552	(selftest::diagnostic_show_locus_c_tests): Call the above.
13553
135542016-09-15  Bin Cheng  <bin.cheng@arm.com>
13555
13556	PR tree-optimization/77503
13557	* tree-vect-loop.c (vectorizable_reduction): Record reduction
13558	code for CONST_COND_REDUCTION at analysis stage and use it at
13559	transform stage.
13560	* tree-vectorizer.h (struct _stmt_vec_info): New field.
13561	(STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
13562	* tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
13563	field.
13564
135652016-09-15  Richard Biener  <rguenther@suse.de>
13566
13567	PR middle-end/77544
13568	* fold-const.c (split_tree): Do not split constant ~X.
13569
135702016-09-15  Jakub Jelinek  <jakub@redhat.com>
13571
13572	PR rtl-optimization/77425
13573	* sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
13574	is NULL.
13575
13576	PR middle-end/77475
13577	* config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
13578	use %qs instead of %s where desirable, use argument instead of arg in
13579	the diagnostic wording, add list of supported strategies and
13580	spellcheck hint.
13581	(ix86_option_override_internal): Emit target("m...") instead of
13582	option("m...") in the diagnostic.  Use %qs instead of %s in invalid
13583	-march/-mtune option diagnostic.  Add list of supported arches/tunings
13584	and spellcheck hint.  Remove prefix, suffix and sw variables, use
13585	main_args_p ? "..." : "..." in diagnostics to make translation
13586	possible.
13587
135882016-09-15  Richard Biener  <rguenther@suse.de>
13589
13590	* dwarf2asm.h (dw2_asm_output_offset): Add overload with
13591	extra offset argument.
13592	* dwarf2asm.c (dw2_asm_output_offset): Implement that.
13593	* doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
13594	to reflect new offset parameter.
13595	* doc/tm.texi: Regenerate.
13596	* config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
13597	* config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
13598	offset argument.
13599	(darwin_asm_output_dwarf_offset): Likewise.
13600	* config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
13601	argument.
13602	(darwin_asm_output_dwarf_offset): Pass offset argument through.
13603	* config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
13604	* config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13605
136062016-09-15  Chung-Lin Tang  <cltang@codesourcery.com>
13607
13608	PR fortran/72743
13609	* ipa-icf.c (set_alias_uids): New function.
13610	(sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
13611	all the merged variable's referring aliases.
13612
136132016-09-15  Richard Biener  <rguenther@suse.de>
13614
13615	PR tree-optimization/77514
13616	* tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
13617	only forced_stmts sequence.
13618
136192016-09-15  Kugan Vivekanandarajah  <kuganv@linaro.org>
13620
13621	* tree-ssanames.h (FOR_EACH_SSA_NAME): New.
13622	* cfgexpand.c (update_alias_info_with_stack_vars): Use
13623	FOR_EACH_SSA_NAME to iterate over SSA variables.
13624	(pass_expand::execute): Likewise.
13625	* omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
13626	* tree-cfg.c (dump_function_to_file): Likewise.
13627	* tree-into-ssa.c (pass_build_ssa::execute): Likewise.
13628	(update_ssa): Likewise.
13629	* tree-ssa-alias.c (dump_alias_info): Likewise.
13630	* tree-ssa-ccp.c (ccp_finalize): Likewise.
13631	* tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
13632	(create_outofssa_var_map): Likewise.
13633	(coalesce_ssa_name): Likewise.
13634	* tree-ssa-operands.c (dump_immediate_uses): Likewise.
13635	* tree-ssa-pre.c (compute_avail): Likewise.
13636	* tree-ssa-sccvn.c (init_scc_vn): Likewise.
13637	(scc_vn_restore_ssa_info): Likewise.
13638	(free_scc_vn): Likwise.
13639	(run_scc_vn): Likewise.
13640	* tree-ssa-structalias.c (compute_points_to_sets): Likewise.
13641	* tree-ssa-ter.c (new_temp_expr_table): Likewise.
13642	* tree-ssa-copy.c (fini_copy_prop): Likewise.
13643	* tree-ssa.c (verify_ssa): Likewise.
13644
136452016-09-14  Matthew Fortune  <matthew.fortune@imgtec.com>
13646
13647	* config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
13648	and mips64r2 as default 32-bit and 64-bit architectures.
13649	(mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
13650	as default 32-bit and 64-bit architectures.
13651
136522016-09-14  Pat Haugen  <pthaugen@us.ibm.com>
13653
13654	* loop-unroll.c (unroll_loop_runtime_iterations): Set probability
13655	of succ edge.
13656
136572016-09-14  Segher Boessenkool  <segher@kernel.crashing.org>
13658
13659	* target.def (lra_p): Change commentary (for the manual) for the
13660	new default.
13661	* doc/tm.texi: Regenerate.
13662
136632016-09-14  Segher Boessenkool  <segher@kernel.crashing.org>
13664
13665	* config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
13666	* config/arm/arm.c (TARGET_LRA_P): Delete macro.
13667	* config/i386/i386.c (TARGET_LRA_P): Delete macro.
13668	* config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
13669
136702016-09-14  Segher Boessenkool  <segher@kernel.crashing.org>
13671
13672	* targhooks.c (default_lra_p): Return true instead of false.
13673
136742016-09-14  Segher Boessenkool  <segher@kernel.crashing.org>
13675
13676	* config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
13677	hook_bool_void_false.
13678	* config/avr/avr.c: Ditto.
13679	* config/bfin/bfin.c: Ditto.
13680	* config/c6x/c6x.c: Ditto.
13681	* config/cr16/cr16.c: Ditto.
13682	* config/cris/cris.c: Ditto.
13683	* config/epiphany/epiphany.c: Ditto.
13684	* config/fr30/fr30.c: Ditto.
13685	* config/frv/frv.c: Ditto.
13686	* config/h8300/h8300.c: Ditto.
13687	* config/ia64/ia64.c: Ditto.
13688	* config/iq2000/iq2000.c: Ditto.
13689	* config/lm32/lm32.c: Ditto.
13690	* config/m32c/m32c.c: Ditto.
13691	* config/m32r/m32r.c: Ditto.
13692	* config/m68k/m68k.c: Ditto.
13693	* config/mcore/mcore.c: Ditto.
13694	* config/microblaze/microblaze.c: Ditto.
13695	* config/mmix/mmix.c: Ditto.
13696	* config/mn10300/mn10300.c: Ditto.
13697	* config/moxie/moxie.c: Ditto.
13698	* config/msp430/msp430.c: Ditto.
13699	* config/nios2/nios2.c: Ditto.
13700	* config/nvptx/nvptx.c: Ditto.
13701	* config/pa/pa.c: Ditto.
13702	* config/pdp11/pdp11.c: Ditto.
13703	* config/rl78/rl78.c: Ditto.
13704	* config/sparc/sparc.c: Ditto.
13705	* config/spu/spu.c: Ditto.
13706	* config/stormy16/stormy16.c: Ditto.
13707	* config/tilegx/tilegx.c: Ditto.
13708	* config/tilepro/tilepro.c: Ditto.
13709	* config/v850/v850.c: Ditto.
13710	* config/vax/vax.c: Ditto.
13711	* config/visium/visium.c: Ditto.
13712	* config/xtensa/xtensa.c: Ditto.
13713
137142016-09-14  Jakub Jelinek  <jakub@redhat.com>
13715
13716	PR sanitizer/68260
13717	* tsan.c: Include target.h.
13718	(enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
13719	(BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
13720	(tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
13721	BUILT_IN_ATOMIC_TEST_AND_SET entries.
13722	(instrument_builtin_call): Handle bool_clear and bool_test_and_set.
13723
137242016-09-14  Bernd Edlinger  <bernd.edlinger@hotmail.de>
13725	    Martin Liska  <mliska@suse.cz>
13726
13727	PR middle-end/77574
13728	* predict.c (force_edge_cold): Add braces to a condition.
13729
137302016-09-13  Bernd Edlinger  <bernd.edlinger@hotmail.de>
13731
13732	PR rtl-optimization/77289
13733	* lra-constraints.c (get_final_hard_regno): Removed.
13734	(get_hard_regno): Add new parameter final_p.
13735	(get_reg_class): Directly call lra_get_elimination_hard_regno.
13736	(operands_match_p): Adjust call to get_hard_regno.
13737	(uses_hard_regs_p): Likewise.
13738	(process_alt_operands): Likewise.
13739
137402016-09-13  Joe Seymour  <joe.s@somniumtech.com>
13741
13742	PR target/70713
13743	* config/msp430/msp430.c (msp430_start_function): Emit an error
13744	if a function is both weak and specifies an interrupt number.
13745
137462016-09-13  Jakub Jelinek  <jakub@redhat.com>
13747
13748	PR tree-optimization/77454
13749	* tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
13750	changing GIMPLE_COND.  Move update_stmt_if_modified call after this.
13751	Formatting fix.
13752
137532016-09-13  Tamar Christina  <tamar.christina@arm.com>
13754
13755	* config/aarch64/aarch64-builtins.c
13756	(aarch64_init_simd_builtins): Fix builtin type signature printing.
13757
137582016-09-13  Uros Bizjak  <ubizjak@gmail.com>
13759
13760	* config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
13761	SFmode and SCmode arguments by reference.
13762
137632016-09-13  David Malcolm  <dmalcolm@redhat.com>
13764
13765	* diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
13766	Rename to...
13767	(selftest::test_one_liner_fixit_insert_before): ...this, and update
13768	for renaming of add_fixit_insert to add_fixit_insert_before.
13769	(selftest::test_one_liner_fixit_insert_after): New function.
13770	(selftest::test_one_liner_fixit_validation_adhoc_locations):
13771	Update for renaming of add_fixit_insert to add_fixit_insert_before.
13772	(selftest::test_one_liner_many_fixits): Likewise.
13773	(selftest::test_diagnostic_show_locus_one_liner): Update for
13774	renaming, call new test function.
13775	(selftest::test_diagnostic_show_locus_fixit_lines): Update for
13776	renaming of add_fixit_insert to add_fixit_insert_before.
13777	(selftest::test_fixit_consolidation): Likewise.
13778	* diagnostic.c (selftest::test_print_parseable_fixits_insert):
13779	Likewise.
13780	* edit-context.c (selftest::test_applying_fixits_insert): Rename to...
13781	(selftest::test_applying_fixits_insert_before): ...this.
13782	(selftest::test_applying_fixits_insert): Update for renaming of
13783	add_fixit_insert to add_fixit_insert_before.
13784	(selftest::test_applying_fixits_insert_after): New function.
13785	(selftest::test_applying_fixits_insert_after_at_line_end): New
13786	function.
13787	(selftest::test_applying_fixits_insert_after_failure): New function.
13788	(selftest::test_applying_fixits_multiple): Update for renaming of
13789	add_fixit_insert to add_fixit_insert_before.
13790	(selftest::change_line): Likewise.
13791	(selftest::test_applying_fixits_unreadable_file): Likewise.
13792	(selftest::test_applying_fixits_line_out_of_range): Likewise.
13793	(selftest::test_applying_fixits_column_validation): Likewise.
13794	(selftest::test_applying_fixits_column_validation): Likewise.
13795	(selftest::edit_context_c_tests): Update for renamed test function;
13796	call new test functions.
13797
137982016-09-13  Pat Haugen  <pthaugen@us.ibm.com>
13799
13800	PR tree-optimization/77536
13801	PR rtl-optimization/68212
13802	* config/rs6000/rs6000.md (div->recip splitter): Remove
13803	optimize_insn_for_speed_p condition.
13804
138052016-09-13  Maciej W. Rozycki  <macro@imgtec.com>
13806
13807	* optabs.c (prepare_cmp_insn): Update documentation comment.
13808
138092016-09-13  Jakub Jelinek  <jakub@redhat.com>
13810	    Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
13811
13812	PR middle-end/77475
13813	* opts.h (candidates_list_and_hint): Declare.
13814	* opts-common.c (candidates_list_and_hint): New function.
13815	(cmdline_handle_error): Use it.
13816
138172016-09-12  David Malcolm  <dmalcolm@redhat.com>
13818
13819	* edit-context.c (edited_line::get_len): New accessor.
13820	(edited_file::print_diff): Split out hunk-printing into...
13821	(edited_file::print_diff_hunk): New method.
13822	(edited_file::print_diff_line): New method.
13823
138242016-09-12  Andrew Pinski  <apinski@cavium.com>
13825
13826	* config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
13827	New tuning option.
13828	* config/aarch64/aarch64.c (thunderx_tunings): Enable
13829	AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
13830	(aarch64_operands_ok_for_ldpstp): Return false if
13831	AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
13832	was SImode and the alignment is less than 8 byte.
13833	(aarch64_operands_adjust_ok_for_ldpstp): Likewise.
13834
138352016-09-12  Orlando Arias  <oarias@knights.ucf.edu>
13836
13837	PR target/77570
13838	* config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
13839
138402016-09-12  Marek Polacek  <polacek@redhat.com>
13841
13842	* doc/extend.texi: Use lowercase "boolean".
13843	* doc/invoke.texi: Likewise.
13844	* doc/md.texi: Likewise.
13845	* target.def: Likewise.
13846	* doc/tm.texi: Regenerated.
13847
138482016-09-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
13849
13850	PR middle-end/77426
13851	* expmed.c (synth_mult): Delete duplicate mode check.
13852
138532016-09-10  Tom de Vries  <tom@codesourcery.com>
13854
13855	PR C/71602
13856	* builtins.c (std_canonical_va_list_type): Strictly return non-null for
13857	va_list type only.
13858	* config/i386/i386.c (ix86_canonical_va_list_type): Same.
13859	* gimplify.c (gimplify_va_arg_expr): Handle &va_list.
13860
138612016-09-09  Peter Bergner  <bergner@vnet.ibm.com>
13862
13863	PR rtl-optimization/77289
13864	* lra-constraints.c (get_final_hard_regno): Add support for non hard
13865	register numbers.  Remove support for subregs.
13866	(get_hard_regno): Use SUBREG_P.  Don't call get_final_hard_regno().
13867	(get_reg_class): Delete removed get_final_hard_regno() argument.
13868	(uses_hard_regs_p): Call get_final_hard_regno().
13869
138702016-09-09  Martin Sebor  <msebor@redhat.com>
13871
13872	PR c/77520
13873	PR c/77521
13874	* pretty-print.c (pp_quoted_string): New function.
13875	(pp_format): Call it for %c and %s directives.
13876
138772016-09-10  Bernd Edlinger  <bernd.edlinger@hotmail.de>
13878
13879	* doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
13880	(ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
13881	INITIAL_ELIMINATION_OFFSET) : Update documentation.
13882	* target.def (frame_pointer_required, can_eliminate): Likewise.
13883	* doc/tm.texi: Regenerated.
13884	* builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
13885	ELIMINABLE_REGS.
13886	* df-scan.c (df_hard_reg_init): Likewise.
13887	* ira.c (ira_setup_eliminable_regset): Likewise.
13888	* lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
13889	init_elim_table): Likewise.
13890	* reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
13891	set_initial_elim_offsets, update_eliminables,
13892	init_elim_table): Likewise.
13893	* rtlanal.c (get_initial_register_offset): Likewise.
13894	* config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
13895	* config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13896	* config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13897	* config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13898	* config/fr30/fr30.h: Fix comment.
13899	* config/frv/frv.c: Likewise.
13900	* config/frv/frv.h: Likewise.
13901	* config/ft32/ft32.h: Likewise.
13902	* config/visium/visium.h: Likewise.
13903	* config/pa/pa64-linux.h: Likewise.
13904	* config/v850/v850.h: Likewise.
13905	* config/cris/cris.c: Likewise.
13906	* config/ia64/ia64.h: Likewise.
13907	* config/moxie/moxie.h: Likewise.
13908	* config/m32r/m32r.h: Likewise.
13909
139102016-09-10  Alexander Ivchenko  <alexander.ivchenko@intel.com>
13911
13912	PR target/77267
13913	* config.in: Regenerate.
13914	* config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
13915	New macro.
13916	(MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
13917	(LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
13918	static-libmpxwrappers case.
13919	(LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
13920	MPX_LD_AS_NEEDED_GUARD_POP.
13921	* configure: Regenerate.
13922	* configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
13923	defined if linker support "--push-state"/"--pop-state".
13924
139252016-09-09  Bernd Edlinger  <bernd.edlinger@hotmail.de>
13926
13927	* doc/cpp.texi (__*_WIDTH__): Small wording fixes.
13928
139292016-09-09  Joseph Myers  <joseph@codesourcery.com>
13930
13931	* doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
13932	(__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
13933	(__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
13934	(__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
13935	(__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
13936	(__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
13937	(__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
13938	Document.
13939	* ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
13940	width macros from TS 18661-1.
13941	* glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
13942
139432016-09-08  Jakub Jelinek  <jakub@redhat.com>
13944
13945	PR fortran/77516
13946	* omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
13947	OMP_CLAUSE_SAFELEN_EXPR.
13948
139492016-09-07  David Malcolm  <dmalcolm@redhat.com>
13950
13951	* Makefile.in (OBJS): Add substring-locations.o.
13952	* langhooks-def.h (class substring_loc): New forward decl.
13953	(lhd_get_substring_location): New decl.
13954	(LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
13955	(LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
13956	* langhooks.c (lhd_get_substring_location): New function.
13957	* langhooks.h (class substring_loc): New forward decl.
13958	(struct lang_hooks): Add field get_substring_location.
13959	* substring-locations.c: New file, taking definition of
13960	format_warning_va and format_warning_at_substring from
13961	c-family/c-format.c, making them non-static.
13962	* substring-locations.h (class substring_loc): Move class here
13963	from c-family/c-common.h.  Add and rewrite comments.
13964	(format_warning_va): New decl.
13965	(format_warning_at_substring): New decl.
13966	(get_source_location_for_substring): Add comment.
13967
139682016-09-07  Eric Gallager  <egall@gwmail.gwu.edu>
13969
13970	* config/i386/i386.c: Add 'U' suffix to processor feature bits
13971	to avoid -Wnarrowing warning.
13972	* config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
13973	* opts.c: Likewise for SANITIZER_OPT bitmasks.
13974
139752016-09-07  Wilco Dijkstra  <wdijkstr@arm.com>
13976
13977	* config/aarch64/aarch64.c (aarch64_legitimize_address):
13978	Avoid use of base_offset if offset already in range.
13979
139802016-09-07  Kaz Kojima  <kkojima@gcc.gnu.org>
13981
13982	* config/sh/sh-protos.h (struct sh_atomic_model,
13983	selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13984	TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13985	TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
13986	* config/sh/sh.h (struct sh_atomic_model,
13987	selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13988	TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13989	TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
13990	Guard with __cplusplus.
13991
139922016-09-06  Jakub Jelinek  <jakub@redhat.com>
13993
13994	PR target/69255
13995	* config/i386/i386.c (ix86_expand_builtin): For builtin with
13996	unsupported or unknown ISA, use expand_call.
13997
139982016-09-06  Martin Liska  <mliska@suse.cz>
13999
14000	PR gcov-profile/77378
14001	PR gcov-profile/77466
14002	* tree-profile.c (tree_profiling): Detect whether target can use
14003	-fprofile-update=atomic.
14004
140052016-09-06  Richard Biener  <rguenther@suse.de>
14006
14007	PR tree-optimization/77479
14008	* tree-vrp.c (update_value_range): Extend overflow handling to
14009	VARYING.
14010
140112016-09-05  Jakub Jelinek  <jakub@redhat.com>
14012
14013	PR target/77476
14014	* config/i386/i386.md (isa): Add x64_avx512bw.
14015	(*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
14016	(kmov_isa): New mode attr.
14017	(zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
14018	(*zero_extend<mode>si2): Likewise.
14019	(*zero_extendqihi2): Use avx512dq isa for the last alternative.
14020
140212016-09-05  Gerald Pfeifer  <gerald@pfeifer.com>
14022
14023	* doc/invoke.texi (SPU Options): nops -> NOPs.
14024	(x86 Options): Ditto.
14025
140262016-09-05  Jakub Jelinek  <jakub@redhat.com>
14027
14028	PR middle-end/77475
14029	* toplev.c (process_options): Temporarily set input_location
14030	to UNKNOWN_LOCATION around targetm.target_option.override () call.
14031
140322016-09-05  Uros Bizjak  <ubizjak@gmail.com>
14033
14034	PR rtl-optimization/77452
14035	* explow.c (plus_constant) <case MEM>: Extract scalar constant from
14036	inner-mode reference to a CONST_VECTOR constant in the constant pool.
14037
140382016-09-05  Marek Polacek  <polacek@redhat.com>
14039
14040	PR c/77423
14041	* doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
14042
140432016-09-05  Jakub Jelinek  <jakub@redhat.com>
14044
14045	PR other/77421
14046	* gensupport.c (alter_output_for_subst_insn): Remove redundant
14047	*insn_out == '*' test.  Don't copy unnecessary to yet another
14048	memory buffer, and don't leak it.
14049
14050	PR rtl-optimization/77425
14051	* ipa-devirt.c (get_odr_type): Set val->id unconditionally.
14052
140532016-09-03  Kirill Yukhin  <kirill.yukhin@intel.com>
14054
14055	* ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
14056
140572016-09-02  David Malcolm  <dmalcolm@redhat.com>
14058
14059	* common.opt (fdiagnostics-generate-patch): New option.
14060	* diagnostic.c: Include "edit-context.h".
14061	(diagnostic_initialize): Initialize context->edit_context_ptr.
14062	(diagnostic_finish): Delete context->edit_context_ptr.
14063	(diagnostic_report_diagnostic): Add fix-it hints from the
14064	diagnostic to context->edit_context_ptr, if any.
14065	* diagnostic.h (class edit_context): Add forward decl.
14066	(struct diagnostic_context): Add field "edit_context_ptr".
14067	* doc/invoke.texi (Diagnostic Message Formatting Options): Add
14068	-fdiagnostics-generate-patch.
14069	(-fdiagnostics-generate-patch): New item.
14070	* toplev.c: Include "edit-context.h".
14071	(process_options): Set global_dc->edit_context_ptr to a new
14072	edit_context if the options need one.
14073	(toplev::main): Handle -fdiagnostics-generate-patch by using
14074	global_dc->edit_context_ptr.
14075
140762016-09-02  Jakub Jelinek  <jakub@redhat.com>
14077
14078	PR c/65467
14079	* gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
14080	map and firstprivate clauses on target construct for _Atomic
14081	qualified decls.
14082	(gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
14083	on target construct for _Atomic qualified decls.
14084	* omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
14085	decls.
14086	* omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
14087	_Atomic qualified arguments not mentioned in uniform clause.
14088
140892016-09-02  David Malcolm  <dmalcolm@redhat.com>
14090
14091	* Makefile.in (OBJS-libcommon): Add edit-context.o.
14092	* diagnostic-color.c (color_dict): Add "diff-filename",
14093	"diff-hunk", "diff-delete", and "diff-insert".
14094	(parse_gcc_colors): Update default value of GCC_COLORS in comment
14095	to reflect above changes.
14096	* doc/invoke.texi (-fdiagnostics-color): Update description of
14097	default GCC_COLORS, and of the supported capabilities.
14098	* edit-context.c: New file.
14099	* edit-context.h: New file.
14100	* input.c (struct fcache): Add field "missing_trailing_newline".
14101	(diagnostics_file_cache_forcibly_evict_file): Initialize it to
14102	true.
14103	(add_file_to_cache_tab): Likewise.
14104	(fcache::fcache): Likewise.
14105	(get_next_line): Update c->missing_trailing_newline.
14106	(location_missing_trailing_newline): New function.
14107	* input.h (location_missing_trailing_newline): New decl.
14108	* selftest-run-tests.c (selftest::run_tests): Call
14109	edit_context_c_tests.
14110	* selftest.h (edit_context_c_tests): New decl.
14111
141122016-09-02  Jakub Jelinek  <jakub@redhat.com>
14113	    Richard Biener  <rguenth@suse.de>
14114
14115	PR tree-optimization/77444
14116	* tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
14117	as steptype, remove redundant initialization.
14118
141192016-09-02  Jakub Jelinek  <jakub@redhat.com>
14120
14121	PR sanitizer/77396
14122	* sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
14123	(sanopt_optimize_walker): Optimize away
14124	__asan_before_dynamic_init (...) followed by
14125	__asan_after_dynamic_init () without intervening memory loads/stores.
14126	* ipa-pure-const.c (special_builtin_state): Handle
14127	BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
14128	BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
14129
141302016-09-02  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
14131
14132	* cfg.c (free_original_copy_tables): Replace second assignment of
14133	bb_copy = NULL by bb_original = NULL.
14134
141352016-09-02  Jakub Jelinek  <jakub@redhat.com>
14136
14137	PR other/77421
14138	* config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
14139	assignment added in r216794.
14140
141412016-09-02  David Malcolm  <dmalcolm@redhat.com>
14142
14143	* Makefile.in (OBJS): Add typed-splay-tree.o.
14144	* selftest-run-tests.c (selftest::run_tests): Call
14145	typed_splay_tree_c_tests.
14146	* selftest.h (typed_splay_tree_c_tests): New decl.
14147	* typed-splay-tree.c: New file.
14148	* typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
14149	(typed_splay_tree::max): New method.
14150	(typed_splay_tree::min): New method.
14151	(typed_splay_tree::foreach): New method.
14152	(typed_splay_tree::closure): New struct.
14153	(typed_splay_tree::inner_foreach_fn): New function.
14154
141552016-09-02  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
14156
14157	* ipa-cp.c (ipcp_store_bits_results): Change option name from
14158	-fipa-cp-bit to -fipa-bit-cp.
14159
141602016-09-01  Martin Sebor  <msebor@redhat.com>
14161
14162	PR tree-optimization/71831
14163	* tree-object-size.h: Return bool instead of the size and add
14164	argument for the size.
14165	* tree-object-size.c (compute_object_offset): Update signature.
14166	(addr_object_size): Same.
14167	(compute_builtin_object_size): Return bool instead of the size
14168	and add argument for the size.  Handle POINTER_PLUS_EXPR when
14169	optimization is disabled.
14170	(expr_object_size): Adjust.
14171	(plus_stmt_object_size): Adjust.
14172	(pass_object_sizes::execute): Adjust.
14173	* builtins.c (fold_builtin_object_size): Adjust.
14174	* doc/extend.texi (Object Size Checking): Update.
14175	* ubsan.c (instrument_object_size): Adjust.
14176
141772016-09-01  Martin Sebor  <msebor@redhat.com>
14178
14179	* genmatch.c (parser::parse_expr): Increase buffer size to guarantee
14180	it fits the output of the formatted function regardless of its
14181	arguments.
14182	* genmodes.c (parser::parse_expr): Same.
14183	* gimplify.c (gimplify_asm_expr): Same.
14184	* passes.c (pass_manager::register_one_dump_file): Same.
14185	* print-tree.c (print_node): Same.
14186
141872016-09-01  Segher Boessenkool  <segher@kernel.crashing.org>
14188
14189	* config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
14190
141912016-09-01  Segher Boessenkool  <segher@kernel.crashing.org>
14192
14193	* config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
14194
141952016-09-01  Segher Boessenkool  <segher@kernel.crashing.org>
14196
14197	* config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
14198	* config/rs6000/vector.md: Ditto.
14199	* config/rs6000/vsx.md: Ditto.
14200
142012016-09-01  Eric Botcazou  <ebotcazou@adacore.com>
14202
14203	* ipa-inline-analysis.c (param_change_prob): Get to the base object
14204	first in all cases.
14205
142062016-09-01  Segher Boessenkool  <segher@kernel.crashing.org>
14207
14208	* config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
14209	*restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
14210	*return_and_restore_gpregs_<mode>_r11,
14211	*return_and_restore_gpregs_<mode>_r12,
14212	*return_and_restore_gpregs_<mode>_r1,
14213	*return_and_restore_fpregs_<mode>_r11,
14214	*return_and_restore_fpregs_<mode>_r12,
14215	*return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
14216	directly instead of via the "l" constraint.  Renumber operands.
14217	Fix whitespace.
14218
142192016-09-01  Segher Boessenkool  <segher@kernel.crashing.org>
14220
14221	* config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
14222	save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
14223	*restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
14224	* config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
14225	load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
14226	*call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
14227	*call_value_nonlocal_darwin64, reload_macho_picbase,
14228	reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
14229	* config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
14230	* config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
14231	*save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
14232	*save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
14233	*save_fpregs_<mode>_r1): Ditto.
14234	* config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
14235	*return_and_restore_gpregs_spe): Ditto.
14236
142372016-09-01  Segher Boessenkool  <segher@kernel.crashing.org>
14238
14239	* config/rs6000/rs6000.md
14240	(define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
14241	the use of the link register.
14242	(define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
14243
142442016-09-01  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
14245	    Michael Meissner  <meissner@linux.vnet.ibm.com>
14246
14247	PR target/72827
14248	* config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
14249	reg+reg addressing for TImode.
14250	(rs6000_legitimate_address_p): Only allow register indirect
14251	addressing for TImode, even without TARGET_QUAD_MEMORY.
14252
142532016-09-01  Richard Biener  <rguenther@suse.de>
14254
14255	PR middle-end/77436
14256	* tree-chrec.c (tree_fold_binomial): Use widest_int, properly
14257	check whether the result fits the desired result type.
14258
142592016-09-01  Nathan Sidwell  <nathan@acm.org>
14260
14261	* config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
14262
142632016-09-01  Wilco Dijkstra  <wdijkstr@arm.com>
14264
14265	* config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
14266	New function.
14267	(TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
14268
142692016-09-01  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
14270
14271	* config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
14272	* config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
14273	for comparisons of integer ZERO_EXTEND against zero.
14274
142752016-09-01  Eric Botcazou  <ebotcazou@adacore.com>
14276
14277	* config/i386/i386.c (ix86_option_override_internal): Also disable the
14278	STV pass if -mstackrealign is enabled.
14279
142802016-08-31  Ilya Verbin  <iverbin@gmail.com>
14281
14282	* config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
14283	AVX512IFMA.
14284
142852016-08-31  David Malcolm  <dmalcolm@redhat.com>
14286
14287	* diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
14288	(layout_range::intersects_line_p): New method.
14289	(test_range_contains_point_for_single_point): Rename to...
14290	(test_layout_range_for_single_point): ...this, and add testing
14291	for layout_range::intersects_line_p.
14292	(test_range_contains_point_for_single_line): Rename to...
14293	(test_layout_range_for_single_line): ...this,  and add testing
14294	for layout_range::intersects_line_p.
14295	(test_range_contains_point_for_multiple_lines): Rename to...
14296	(test_layout_range_for_multiple_lines): ...this,  and add testing
14297	for layout_range::intersects_line_p.
14298	(layout::layout): Populate m_fixit_hints.
14299	(layout::get_expanded_location): Handle the case of a line-span
14300	for a fix-it hint.
14301	(layout::validate_fixit_hint_p): New method.
14302	(get_line_span_for_fixit_hint): New function.
14303	(layout::calculate_line_spans): Add spans for fixit-hints.
14304	(layout::should_print_annotation_line_p): New method.
14305	(layout::print_any_fixits): Drop param "richloc", instead using
14306	validated fixits in m_fixit_hints.  Add "const" to hint pointers.
14307	(diagnostic_show_locus): Avoid printing blank annotation lines.
14308	(selftest::test_diagnostic_context::test_diagnostic_context):
14309	Initialize show_column and start_span.
14310	(selftest::test_diagnostic_context::start_span_cb): New static
14311	function.
14312	(selftest::test_diagnostic_show_locus_fixit_lines): New function.
14313	(selftest::diagnostic_show_locus_c_tests): Update for function
14314	renamings.  Call test_diagnostic_show_locus_fixit_lines.
14315
143162016-08-31  Marc Glisse  <marc.glisse@inria.fr>
14317
14318	PR tree-optimization/73714
14319	* match.pd (a * (1 << b)): Revert change from 2016-05-23.
14320
143212016-08-31  David Malcolm  <dmalcolm@redhat.com>
14322
14323	* selftest.c: Move "namespace selftest {" to top of file,
14324	removing explicit "selftest::" qualifiers throughout.
14325
143262016-08-31  Marc Glisse  <marc.glisse@inria.fr>
14327
14328	* config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
14329	New types.
14330	(_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
14331	_mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
14332	Replace builtin with vector extension.
14333	* config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
14334	New types.
14335	(_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
14336	_mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
14337	Replace builtin with vector extension.
14338	* config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
14339	(_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
14340	Replace builtin with vector extension.
14341	* config/i386/xmmintrin.h (__m128_u): New type.
14342	(_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
14343	(_mm_load_ps, _mm_store_ps): Simplify.
14344
143452016-08-31  Eric Botcazou  <ebotcazou@adacore.com>
14346
14347	* config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
14348
143492016-08-30  David Malcolm  <dmalcolm@redhat.com>
14350
14351	* diagnostic-show-locus.c (colorizer::begin_state): Support more
14352	than 3 ranges per diagnostic by alternating between color 1 and
14353	color 2.
14354	(layout::layout): Replace use of rich_location::MAX_RANGES
14355	with richloc->get_num_locations ().
14356	(layout::calculate_line_spans): Replace use of
14357	rich_location::MAX_RANGES with m_layout_ranges.length ().
14358	(layout::print_annotation_line): Handle arbitrary numbers of
14359	ranges in caret-printing by defaulting to '^'.
14360	(selftest::test_one_liner_many_fixits): New function.
14361	(test_diagnostic_show_locus_one_liner): Call it.
14362	* diagnostic.c (diagnostic_initialize): Update for renaming
14363	of rich_location::MAX_RANGES to
14364	rich_location::STATICALLY_ALLOCATED_RANGES.
14365	* diagnostic.h (struct diagnostic_context): Likewise.
14366
143672016-08-30  David Malcolm  <dmalcolm@redhat.com>
14368
14369	* selftest.c (selftest::named_temp_file::named_temp_file): New
14370	ctor.
14371	(selftest::temp_source_file::~temp_source_file): Move to...
14372	(selftest::named_temp_file::~named_temp_file): ...here.
14373	(selftest::test_named_temp_file): New function.
14374	(selftest::selftest_c_tests): Call test_named_temp_file.
14375	* selftest.h (class named_temp_file): New class.
14376	(class temp_source_file): Convert to a subclass of named_temp_file.
14377
143782016-08-30  Segher Boessenkool  <segher@kernel.crashing.org>
14379
14380	* config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
14381	USEs of LR_REGNO in returns and sibcalls.
14382	(rs6000_output_mi_thunk): Similar.
14383	(rs6000_sibcall_aix): Similar.
14384	* config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
14385	sibcall_local64, sibcall_value_local32, sibcall_value_local64,
14386	sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
14387	Remove the USE of LR_REGNO from the patterns as well.  Delete an
14388	obsolete comment.
14389	(return_internal_<mode>): Delete.
14390
143912016-08-30  Tamar Christina  <tamar.christina@arm.com>
14392
14393	* config/aarch64/aarch64-simd.md
14394	(aarch64_ld2<mode>_dreg_le): New.
14395	(aarch64_ld2<mode>_dreg_be): New.
14396	(aarch64_ld2<mode>_dreg): Removed.
14397	(aarch64_ld3<mode>_dreg_le): New.
14398	(aarch64_ld3<mode>_dreg_be): New.
14399	(aarch64_ld3<mode>_dreg): Removed.
14400	(aarch64_ld4<mode>_dreg_le): New.
14401	(aarch64_ld4<mode>_dreg_be): New.
14402	(aarch64_ld4<mode>_dreg): Removed.
14403	(aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
14404
144052016-08-30  David Malcolm  <dmalcolm@redhat.com>
14406
14407	* diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
14408	redundant location param.
14409	(test_one_liner_fixit_remove): Likewise.
14410	(test_one_liner_fixit_replace): Likewise.
14411	(test_one_liner_fixit_replace_equal_secondary_range): Likewise.
14412	* gcc-rich-location.c
14413	(gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
14414	get_range_from_loc.  Drop overload taking a const char *.
14415	* gcc-rich-location.h
14416	(gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
14417	a const char *.
14418
144192016-08-30  Szabolcs Nagy  <szabolcs.nagy@arm.com>
14420
14421	* config/linux.c (linux_libc_has_function): Return true on musl.
14422
144232016-08-30  Szabolcs Nagy  <szabolcs.nagy@arm.com>
14424
14425	* config.gcc (*-*-*musl*): Disable gnu-indirect-function.
14426
144272016-08-30  Eric Botcazou  <ebotcazou@adacore.com>
14428
14429	* postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
14430	used for abnormal egdes.
14431
144322016-08-30  Jakub Jelinek  <jakub@redhat.com>
14433
14434	PR tree-optimization/72866
14435	* tree-vect-patterns.c (search_type_for_mask): Turn into
14436	a small wrapper, move all code to ...
14437	(search_type_for_mask_1): ... this new function.  Add caching
14438	and adjust recursive calls.
14439
14440	PR debug/77363
14441	* dwarf2out.c (modified_type_die): Use lookup_type_die (type)
14442	instead of lookup_type_die (type_main_variant (type)) even for array
14443	types.
14444
14445	PR middle-end/77377
14446	* simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
14447	constant pool reference return x instead of c.
14448
144492016-08-29  Segher Boessenkool  <segher@kernel.crashing.org>
14450
14451	* config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
14452	include MQ.
14453
144542016-08-29  David Malcolm  <dmalcolm@redhat.com>
14455
14456	* input.c
14457	(selftest::test_make_location_nonpure_range_endpoints): Fix
14458	header comment.
14459
144602016-08-29  David Malcolm  <dmalcolm@redhat.com>
14461
14462	* diagnostic-show-locus.c
14463	(selftest::test_one_liner_fixit_validation_adhoc_locations): New
14464	function.
14465	(selftest::test_diagnostic_show_locus_one_liner): Call it.
14466	* input.c (get_pure_location): Move to libcpp/line-map.c.
14467	* input.h (get_pure_location): Convert decl to an inline function
14468	calling implementation in libcpp.
14469
144702016-08-29  Uros Bizjak  <ubizjak@gmail.com>
14471
14472	PR target/77403
14473	* config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
14474	template for intel asm dialect.
14475	(vec_set_hi_<mode><mask_name>): Ditto.
14476
144772016-08-29  David Malcolm  <dmalcolm@redhat.com>
14478
14479	* selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
14480	(selftest::fail_formatted): Likewise.
14481
144822016-08-29  David Malcolm  <dmalcolm@redhat.com>
14483
14484	* input.c (make_location): Call get_start and get_finish
14485	on the endpoints to avoid storing packed ranges or ad-hoc
14486	ranges in them.
14487	(selftest::test_make_location_nonpure_range_endpoints): New function.
14488	(selftest::input_c_tests): Call it.
14489	* input.h (get_start): New inline function.
14490
144912016-08-29  Tom de Vries  <tom@codesourcery.com>
14492
14493	PR c/77398
14494	* gimplify.c (gimplify_va_arg_expr): Replace first argument type error
14495	with assert.
14496
144972016-08-29  Eric Botcazou  <ebotcazou@adacore.com>
14498
14499	* Makefile.in (gcov-iov.h): Add dummy recipe.
14500
145012016-08-29  Nathan Sidwell  <nathan@acm.org>
14502
14503	* config/nvptx/nvptx.c: #include tree-vrp.h.
14504
145052016-08-28  Eric Botcazou  <ebotcazou@adacore.com>
14506
14507	PR target/77324
14508	* config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
14509	HIGH+LO construct during reload.
14510
145112016-08-28  Tom de Vries  <tom@codesourcery.com>
14512
14513	PR lto/70955
14514	* config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
14515	'sysv_abi va_list' attribute.
14516	(ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
14517	(ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
14518	attributes.
14519
145202016-08-27  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
14521
14522	* emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
14523	* emit-rtl.c (unshare_all_rtl_1): Adjust.
14524	(unshare_all_rtl_again): Likewise.
14525	* function.c (assign_stack_local_1): Likewise.
14526	(assign_stack_temp_for_type): Likewise.
14527
145282016-08-27  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
14529
14530	* cfgbuild.c (make_edges): Adjust.
14531	* cfgrtl.c (can_delete_label_p): Likewise.
14532	* dwarf2cfi.c (create_trace_edges): Likewise.
14533	* except.c (sjlj_emit_dispatch_table): Likewise.
14534	* function.h (struct expr_status): make x_forced_labels a vector.
14535	* jump.c (rebuild_jump_labels_1): Adjust.
14536	* reload1.c (set_initial_label_offsets): Likewise.
14537	* stmt.c (force_label_rtx): Likewise.
14538	(expand_label): Likewise.
14539
145402016-08-27  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
14541
14542	* haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
14543
145442016-08-27  Patrick Palka  <ppalka@gcc.gnu.org>
14545
14546	PR tree-optimization/71077
14547	PR tree-optimization/68542
14548	* fold-const.c (fold_relational_const): Fix folding of
14549	VECTOR_CST comparisons that have a scalar boolean result type.
14550	(selftest::test_vector_folding): New static function.
14551	(selftest::fold_const_c_tests): Call it.
14552
145532016-08-27  Gerald Pfeifer  <gerald@pfeifer.com>
14554
14555	* doc/extend.texi (SPU Built-in Functions): Remove stale
14556	references to material formerly at IBM and Sony.
14557
145582016-08-26  David Edelsohn  <dje.gcc@gmail.com>
14559
14560	PR target/77349
14561	* config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
14562
145632016-08-26  David Malcolm  <dmalcolm@redhat.com>
14564
14565	* diagnostic-show-locus.c
14566	(selftest::test_fixit_consolidation): New function.
14567	(selftest::diagnostic_show_locus_c_tests): Call it.
14568	* gcc-rich-location.h (gcc_rich_location): Eliminate unused
14569	constructor based on source_range.
14570
145712016-08-26  David Malcolm  <dmalcolm@redhat.com>
14572
14573	* diagnostic-color.c (color_dict): Add "fixit-insert" and
14574	"fixit-delete".
14575	(parse_gcc_colors): Update description of default GCC_COLORS.
14576	* diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
14577	(colorizer::set_fixit_insert): New method.
14578	(colorizer::set_fixit_delete): New method.
14579	(colorizer::get_color_by_name): New method.
14580	(colorizer::STATE_FIXIT_INSERT): New constant.
14581	(colorizer::STATE_FIXIT_DELETE): New constant.
14582	(class colorizer): Drop "_cs" suffix from fields.  Delete "_ce"
14583	fields in favor of new field "m_stop_color".  Add fields
14584	"m_fixit_insert" and "m_fixit_delete".
14585	(colorizer::colorizer): Update for above changes.  Replace
14586	colorize_start calls with calls to get_color_by_name.
14587	(colorizer::begin_state): Handle STATE_FIXIT_INSERT and
14588	STATE_FIXIT_DELETE.  Update for field renamings.
14589	(colorizer::finish_state): Simplify by using m_stop_color,
14590	rather than multiple identical "*_ce" fields.
14591	(colorizer::get_color_by_name): New method.
14592	(layout::print_any_fixits): Print insertions and replacements
14593	using the "fixit-insert" color, and deletions using the
14594	"fixit-delete" color.
14595	* doc/invoke.texi (-fdiagnostics-color): Update description of
14596	default GCC_COLORS, and of the supported capabilities.
14597
145982016-08-26  Max Filippov  <jcmvbkbc@gmail.com>
14599
14600	* config/xtensa/xtensa.c (xtensa_expand_prologue): Update
14601	current_function_static_stack_size variable with the static
14602	stack frame size of the current function when
14603	flag_stack_usage_info is enabled.
14604
146052016-08-26  Nathan Sidwell  <nathan@acm.org>
14606
14607	* ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
14608	assignment inside if condition.
14609
146102016-08-26  Richard Biener  <rguenther@suse.de>
14611
14612	PR tree-optimization/69047
14613	* tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
14614	extracts similar to what FRE does.
14615	(non_rewritable_mem_ref_base): Likewise.
14616
146172016-08-26  Joseph Myers  <joseph@codesourcery.com>
14618
14619	* config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
14620	(TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
14621	* config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14622	* config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14623	* config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
14624	Likewise.
14625	* config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14626	* config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14627	* config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14628	* config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
14629	* config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14630
146312016-08-26  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
14632
14633	PR target/70473
14634	* config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
14635	reservation duration to 15 cycles.
14636	(cortex_a8_vfp_macs): Likewise.
14637	(cortex_a8_vfp_macd): Likewise.
14638	(cortex_a8_vfp_divs): Likewise.
14639	(cortex_a8_vfp_divd): Likewise.
14640
146412016-08-26  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
14642
14643	* config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
14644	(aarch_macro_fusion_pair_p): Use above to avoid early return.
14645
146462016-08-26  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
14647	    Martin Jambhor  <mjambor@suse.cz>
14648
14649	* common.opt: New option -fipa-bit-cp.
14650	* doc/invoke.texi: Document -fipa-bit-cp.
14651	* opts.c (default_options_table): Add entry for -fipa-bit-cp.
14652	(enable_fdo_optimizations): Check for flag_ipa_bit_cp.
14653	* tree-ssa-ccp.h: New header file.
14654	* tree-ssa-ccp.c: Include tree-ssa-ccp.h
14655	(bit_value_binop_1): Change to bit_value_binop_1 and export it.
14656	Replace all occurences of tree parameter by two new params: signop, int.
14657	(bit_value_unop_1): Change to bit_value_unop and export it.
14658	Replace all occurences of tree parameter by two new params: signop,
14659	int.
14660	(bit_value_binop): Change call from bit_value_binop_1 to
14661	bit_value_binop.
14662	(bit_value_assume_aligned): Likewise.
14663	(bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
14664	(do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
14665	to ccp_finalize.
14666	(ccp_finalize): Skip processing if val->mask == 0.
14667	* ipa-cp.c: Include tree-ssa-ccp.h
14668	(ipcp_bits_lattice): New class.
14669	(ipcp_param_lattice (bits_lattice): New member.
14670	(print_all_lattices): Call ipcp_bits_lattice::print.
14671	(set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
14672	(initialize_node_lattices): Likewise.
14673	(propagate_bits_accross_jump_function): New function.
14674	(propagate_constants_accross_call): Call
14675	propagate_bits_accross_jump_function.
14676	(ipcp_propagate_stage): Store parameter types when in_lto_p is true.
14677	(ipcp_store_bits_results): New function.
14678	(ipcp_driver): Call ipcp_store_bits_results.
14679	* ipa-prop.h (ipa_bits): New struct.
14680	(ipa_jump_func): Add new member bits of type ipa_bits.
14681	(ipa_param_descriptor): Change decl to decl_or_type.
14682	(ipa_get_param): Change decl to decl_or_type and assert on
14683	PARM_DECL.
14684	(ipa_get_type): New function.
14685	(ipcp_transformation_summary): New member bits.
14686	* ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
14687	(ipa_populate_param_decls): Likewise.
14688	(ipa_dump_param): Likewise.
14689	(ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
14690	function.
14691	(ipa_set_jf_unknown): Set ipa_bits::known to false.
14692	(ipa_compute_jump_functions_for_edge): Compute jump function for bits
14693	propagation.
14694	(ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
14695	(ipa_write_jump_function): Add streaming for ipa_bits.
14696	(ipa_read_jump_function): Add support for reading streamed ipa_bits.
14697	(write_ipcp_transformation_info): Add streaming for ipa_bits
14698	summary for ltrans.
14699	(read_ipcp_transfomration_info): Add support for reading streamed
14700	ipa_bits.
14701	(ipcp_update_bits): New function.
14702	(ipcp_transform_function): Call ipcp_update_bits.
14703
147042016-08-25  Szabolcs Nagy  <szabolcs.nagy@arm.com>
14705
14706	* config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
14707	(MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
14708
147092016-08-25  David Edelsohn  <dje.gcc@gmail.com>
14710
14711	* multiple_target.c (pass_data_dispatcher_calls): Fix typo.
14712
147132016-08-25  Richard Biener  <rguenther@suse.de>
14714
14715	* dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
14716	Only add locations in late dwarf.
14717	(gen_scheduled_generic_parms_dies): Do not set early dwarf here.
14718	(dwarf2out_early_finish): But do it here.
14719
147202016-08-24  Michael Collison  <michael.collison@linaro.org>
14721	    Michael Collison  <michael.collison@arm.com>
14722
14723	* config/arm/arm-modes.def: Add new condition code mode CC_V
14724	to represent the overflow bit.
14725	* config/arm/arm.c (maybe_get_arm_condition_code):
14726	Add support for CC_Vmode.
14727	(arm_gen_unlikely_cbranch): New function to generate common
14728	rtl conditional branches for overflow patterns.
14729	* config/arm/arm-protos.h: Add prototype for
14730	arm_gen_unlikely_cbranch.
14731	* config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
14732	addsi3_compareV_upper): New patterns to support signed
14733	builtin overflow add operations.
14734	(uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
14735	New patterns to support unsigned builtin add overflow operations.
14736	(subv<mode>4, sub<mode>3_compare1): New patterns to support signed
14737	builtin overflow subtract operations,
14738	(usubv<mode>4): New patterns to support unsigned builtin subtract
14739	overflow operations.
14740	(negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
14741	to support builtin overflow negate operations.
14742
147432016-08-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
14744
14745	Revert
14746	2016-08-23  Dominik Vogt  <vogt@linux.vnet.ibm.com>
14747
14748	* explow.c (get_dynamic_stack_size): Take known alignment of stack
14749	pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
14750	needed.
14751
147522016-08-24  Thomas Preud'homme  <thomas.preudhomme@arm.com>
14753
14754	* doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
14755	MULTILIB_OPTIONS should be used.  Small wording fixes.
14756	* genmultilib: Memorize set of all option combinations in
14757	combination_space.  Detect if RHS of MULTILIB_REUSE uses an option not
14758	found in MULTILIB_OPTIONS by checking if option set is listed in
14759	combination_space.  Output new and existing error message to stderr.
14760
147612016-08-24  Thomas Preud'homme  <thomas.preudhomme@arm.com>
14762
14763	* config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
14764	-mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
14765	Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
14766	(MULTILIB_REUSE): Remove reuse rules for option set including
14767	-mfpu=fp-armv8 and -mfpu=vfpv4
14768
147692016-08-24  Sebastian Huber  <sebastian.huber@embedded-brains.de>
14770
14771	* config/arm/t-rtems: Add vfp multilib.
14772
147732016-08-23  Ian Lance Taylor  <iant@golang.org>
14774
14775	* config/s390/s390.c (s390_asm_file_start): Call
14776	default_file_start.
14777
147782016-08-23  Michael Meissner  <meissner@linux.vnet.ibm.com>
14779
14780	* config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
14781	initialization of all 0's to the 0 constant, instead of directly
14782	generating XOR.  Add support for V4SImode vector initialization on
14783	64-bit systems with direct move, and rework the ISA 3.0 V4SImode
14784	initialization.  Change variables used in V4SFmode vector
14785	intialization.  For V4SFmode vector splat on ISA 3.0, make sure
14786	any memory addresses are in index form.  Add support for using
14787	VSPLTH/VSPLTB to initialize vector short and vector char vectors
14788	with all of the same element.
14789	(regno_or_subregno): New helper function to return a register
14790	number for either REG or SUBREG.
14791	(rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
14792	Use regno_or_subregno where possible.
14793	(rs6000_split_v4si_init_di_reg): New helper function to build up a
14794	DImode value from two SImode values in order to generate V4SImode
14795	vector initialization on 64-bit systems with direct move.
14796	(rs6000_split_v4si_init): Split up the insns for a V4SImode vector
14797	initialization.
14798	(rtx_is_swappable_p): V4SImode vector initialization insn is not
14799	swappable.
14800	* config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
14801	declaration.
14802	* config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
14803	attributes to initialize V8HImode and V16QImode vectors with the
14804	same element.
14805	(VSX_SPLAT_COUNT): Likewise.
14806	(VSX_SPLAT_SUFFIX): Likewise.
14807	(UNSPEC_VSX_VEC_INIT): New unspec.
14808	(vsx_concat_v2sf): Eliminate using 'preferred' register classes.
14809	Allow SFmode values to come from Altivec registers.
14810	(vsx_init_v4si): New insn/split for V4SImode vector initialization
14811	on 64-bit systems with direct move.
14812	(vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
14813	vector initializations, to allow V4SImode vector initializations
14814	on 64-bit systems with direct move.
14815	(vsx_splat_v4si): Likewise.
14816	(vsx_splat_v4si_di): Likewise.
14817	(vsx_splat_v4sf): Likewise.
14818	(vsx_splat_v4sf_internal): Likewise.
14819	(vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
14820	register classes.
14821	(vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
14822	(vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
14823	initializing V8HImode and V16QImode vectors with the same
14824	element.
14825	* config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
14826	optimization if -maltivec=be.
14827
148282016-08-23  Christophe Lyon  <christophe.lyon@linaro.org>
14829
14830	* config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
14831	attribute for alternatives 3 and 4.
14832
148332016-08-23  David Malcolm  <dmalcolm@redhat.com>
14834
14835	* selftest.c (selftest::assert_str_contains): New function.
14836	(selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
14837	* selftest.h (selftest::assert_str_contains): New decl.
14838	(ASSERT_STR_CONTAINS): New macro.
14839
148402016-08-23  Richard Biener  <rguenther@suse.de>
14841
14842	PR tree-optimization/77286
14843	* tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
14844	the CFG here.
14845	(vect_transform_loop): Split exit edges of loop and scalar
14846	loop if required and at the appropriate time.
14847
148482016-08-23  Dominik Vogt  <vogt@linux.vnet.ibm.com>
14849
14850	* explow.c (get_dynamic_stack_size): Take known alignment of stack
14851	pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
14852	needed.
14853	Correct a typo in a comment.
14854
148552016-08-23  Dominik Vogt  <vogt@linux.vnet.ibm.com>
14856
14857	* config/s390/s390.md ("*andc_split"): New splitter for and with
14858	complement.
14859
148602016-08-23  Richard Biener  <rguenther@suse.de>
14861
14862	PR tree-optimization/27336
14863	* tree-vrp.c (infer_value_range): Handle stmts that can throw
14864	by looking for a non-EH edge.
14865	(process_assert_insertions_for): Likewise.
14866
148672016-08-23  Richard Biener  <rguenther@suse.de>
14868
14869	PR middle-end/77305
14870	* statistics.c (statistics_counter_event): Robustify against
14871	NULL current_pass.
14872
148732016-08-23  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
14874
14875	* config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
14876	for targets amdfam10 and barcelona.
14877
148782016-08-22  Uros Bizjak  <ubizjak@gmail.com>
14879
14880	* config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
14881	(zero_extend<mode>di2): Ditto.
14882	(*zero_extend<mode>si2): Ditto.
14883	(*zero_extendqihi2): Ditto.
14884
148852016-08-22  Joseph Myers  <joseph@codesourcery.com>
14886
14887	PR middle-end/77269
14888	* builtins.c (fold_builtin_classify): Use builtin_decl_explicit
14889	(BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
14890
148912016-08-22  Patrick Palka  <ppalka@gcc.gnu.org>
14892
14893	* print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
14894	identical consecutive elements.
14895	[SSA_NAME]: Print the name's def stmt on its own line.  When printing
14896	the node's def stmt, avoid printing an unwanted trailing newline by
14897	replacing the call to print_gimple_stmt() with its inlined body and
14898	adjusting it to not set pp_needs_newline and to call pp_flush()
14899	instead of pp_newline_and_flush().
14900
149012016-08-22  Joseph Myers  <joseph@codesourcery.com>
14902
14903	* tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
14904	(float32_type_node, float64_type_node, float32x_type_node)
14905	(float128x_type_node): New macros.
14906	* builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
14907	(BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
14908	(BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
14909	(BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
14910	(BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
14911	(BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
14912	(BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
14913	(BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
14914	(BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
14915	(BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
14916	(BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
14917	(BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
14918	(BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
14919	(BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
14920	(BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
14921	(BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
14922	* builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
14923	(copysign, fabs, huge_val, inf, nan, nans): Use it.
14924	* builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
14925	and copysign.
14926	(fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
14927	(fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
14928	* doc/extend.texi (Other Builtins): Document these built-in
14929	functions.
14930	* fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
14931	for nan and nans.
14932
149332016-08-22  Gerald Pfeifer  <gerald@pfeifer.com>
14934
14935	* doc/install.texi (Binaries): www.opencsw.org now uses https.
14936
149372016-08-22  Richard Biener  <rguenther@suse.de>
14938
14939	* tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
14940
149412016-08-21  Uros Bizjak  <ubizjak@gmail.com>
14942
14943	PR target/77270
14944	* config/i386/i386.md (prefetch): When TARGET_PRFCHW or
14945	TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
14946	non-SSE2 athlons only, otherwise prefer SSE prefetches.
14947
149482016-08-20  Kugan Vivekanandarajah  <kuganv@linaro.org>
14949
14950	* tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
14951	(vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
14952	(vrp_visit_switch_stmt): Likewise.
14953	(extract_range_from_stmt): Factored out from vrp_visit_stmt.
14954	(extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
14955	(vrp_visit_stmt): Use extract_range_from_stmt.
14956	(vrp_visit_phi_node): Use extract_range_from_phi_node.
14957
149582016-08-20  Kugan Vivekanandarajah  <kuganv@linaro.org>
14959
14960	* Makefile.in: Add tree-vrp.h to GTFILES.
14961	* gengtype.c (open_base_files): Add tree-vrp.h.
14962	* asan.c: Add tree-vrp.h which now has the definition value_range_type.
14963	* builtins.c: Likewise.
14964	* fold-const.c: Likewise.
14965	* gimple-builder.c: Likewise.
14966	* gimple-laddress.c: Likewise.
14967	* hsa-gen.c: Likewise.
14968	* internal-fn.c: Likewise.
14969	* ssa.h: Likewise.
14970	* targhooks.c: Liewise,
14971	* tree-ssa-address.c: Likewise.
14972	* tree-ssanames.h (value_range_type: Move to tree-vrp.h.
14973	* tree-vrp.c (struct value_range): Move to tree-vrp.h
14974	* tree-vrp.h: New file.
14975
149762016-08-20  Kugan Vivekanandarajah  <kuganv@linaro.org>
14977
14978	PR tree-optimization/61839
14979	* tree-vrp.c (two_valued_val_range_p): New.
14980	(simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
14981	two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
14982	Also Convert VAR BINOP CST where VAR is two-valued to
14983	VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
14984
149852016-08-19  David Malcolm  <dmalcolm@redhat.com>
14986
14987	* diagnostic-show-locus.c
14988	(layout::annotation_line_showed_range_p): New method.
14989	(layout::print_any_fixits): Remove case fixit_hint::REMOVE.
14990	Reimplement case fixit_hint::REPLACE to cover removals, and
14991	replacements where the range of the replacement isn't one
14992	of the ranges in the rich_location.
14993	(test_one_liner_fixit_replace): Likewise.
14994	(selftest::test_one_liner_fixit_replace_non_equal_range): New
14995	function.
14996	(selftest::test_one_liner_fixit_replace_equal_secondary_range):
14997	New function.
14998	(selftest::test_diagnostic_show_locus_one_liner): Call the new
14999	functions.
15000	* diagnostic.c (print_parseable_fixits): Remove case
15001	fixit_hint::REMOVE.
15002
150032016-08-19  Uros Bizjak  <ubizjak@gmail.com>
15004
15005	PR target/77270
15006	* config/i386/i386.c (ix86_option_override_internal): Remove
15007	PTA_PRFCHW from entries that also have PTA_3DNOW flag.
15008	Enable SSE prefetch also for TARGET_PREFETCHWT1.
15009	Do not try to enable TARGET_PRFCHW ISA flag here.
15010	* config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
15011	Rewrite expander function body.
15012	(*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
15013
150142016-08-19  Joseph Myers  <joseph@codesourcery.com>
15015
15016	PR c/32187
15017	* tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
15018	(TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
15019	(TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
15020	(TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
15021	(TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
15022	(TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
15023	(TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
15024	(TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
15025	(TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
15026	tree_index values.
15027	(NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
15028	macros.
15029	(struct floatn_type_info): New structure type.
15030	(floatn_nx_types): New variable declaration.
15031	* tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
15032	(FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
15033	(COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
15034	* tree.c (floatn_nx_types): New variable.
15035	(build_common_tree_nodes): Initialize _FloatN, _FloatNx and
15036	corresponding complex types.
15037	* target.def (floatn_mode): New hook.
15038	* targhooks.c: Include "real.h".
15039	(default_floatn_mode): New function.
15040	* targhooks.h (default_floatn_mode): New prototype.
15041	* doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
15042	types.
15043	* doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
15044	effective-target and dg-add-options keywords.
15045	(float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
15046	Document new effective-target keywords.
15047	* doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
15048	* doc/tm.texi: Regenerate.
15049	* ginclude/float.h (LDBL_DECIMAL_DIG): Define to
15050	__LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
15051	[__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
15052	18661-3.
15053	* real.h (struct real_format): Add field ieee_bits.
15054	* real.c (ieee_single_format, mips_single_format)
15055	(motorola_single_format, spu_single_format, ieee_double_format)
15056	(mips_double_format, motorola_double_format)
15057	(ieee_extended_motorola_format, ieee_extended_intel_96_format)
15058	(ieee_extended_intel_128_format)
15059	(ieee_extended_intel_96_round_53_format, ibm_extended_format)
15060	(mips_extended_format, ieee_quad_format, mips_quad_format)
15061	(vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
15062	(decimal_double_format, decimal_quad_format, ieee_half_format)
15063	(arm_half_format, real_internal_format: Initialize ieee_bits
15064	field.
15065	* config/i386/i386.c (ix86_init_builtin_types): Do not initialize
15066	float128_type_node.  Set float80_type_node to float64x_type_node
15067	if appropriate and long_double_type_node not appropriate.
15068	* config/ia64/ia64.c (ia64_init_builtins): Likewise.
15069	* config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
15070	Initialize ieee_bits field.
15071	* config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
15072	(rs6000_init_builtins): Set ieee128_float_type_node to
15073	float128_type_node.
15074	(rs6000_floatn_mode): New function.
15075
150762016-08-19  Jakub Jelinek  <jakub@redhat.com>
15077
15078	* config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
15079	_rdseed64_step): Uglify argument names and/or local variable names
15080	in inline functions.
15081	* config/i386/rtmintrin.h (_xabort): Likewise.
15082	* config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
15083	_mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
15084	_mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
15085	_mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
15086	_mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
15087	_mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
15088	_mm_maskz_ternarylogic_epi32): Likewise.
15089	* config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
15090	__lwpins32, __lwpins64): Likewise.
15091	* config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
15092	_mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
15093	_mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
15094	_mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
15095	_mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
15096	_mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
15097	_mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
15098	_mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
15099	_mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
15100	_mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
15101	_mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
15102	_mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
15103	_mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
15104	_mm256_mask_i64gather_epi32): Likewise.
15105	* config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
15106	* config/i386/ia32intrin.h (__writeeflags): Likewise.
15107	* config/i386/pkuintrin.h (_wrpkru): Likewise.
15108	* config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
15109	_mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
15110	_mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
15111	_mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
15112	_mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
15113	_mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
15114	_mm512_mask_prefetch_i64scatter_ps): Likewise.
15115	* config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
15116	* config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
15117	_mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
15118	_mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
15119	_mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
15120	_mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
15121	_mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
15122	_mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
15123
15124	* config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
15125	returning void.
15126	(_fxrstor, _fxsave64, _fxrstor64): Likewise.
15127	* config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
15128	Likewise.
15129	* config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
15130	* config/i386/pkuintrin.h (_wrpkru): Likewise.  Add space after
15131	function name.
15132	(_rdpkru_u32): Add space after function name.
15133
15134	* config/i386/t-i386 (i386-c.o): Don't depend on
15135	i386-builtin-types.inc.
15136	(i386.o): Depend on i386-builtin-types.inc.
15137
151382016-08-19  Matthew Wahab  <matthew.wahab@arm.com>
15139
15140	PR target/77281
15141	* config/arm/arm.c (neon_valid_immediate): Delete declaration.
15142	Use const_vec_duplicate to check for duplicated elements.
15143
151442016-08-19  Richard Biener  <rguenther@suse.de>
15145
15146	PR tree-optimization/77290
15147	* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15148	Fix flag_tree_parallelize_loops check.
15149
151502016-08-19  Richard Biener  <rguenther@suse.de>
15151
15152	* match.pd (x | 0 -> x): Add.
15153
151542016-08-19  Richard Biener  <rguenther@suse.de>
15155
15156	PR tree-optimization/77286
15157	* tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
15158	Deal with virtual PHIs being out-of-order.
15159
151602016-08-18  David Malcolm  <dmalcolm@redhat.com>
15161
15162	* doc/invoke.texi (fverbose-asm): Note that source code lines
15163	are emitted, and provide an example.
15164	* final.c (asm_show_source): New function.
15165	(final_scan_insn): Call asm_show_source.
15166
151672016-08-18  David Malcolm  <dmalcolm@redhat.com>
15168
15169	* diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
15170	param with diagnostic_kind.
15171	(class colorizer): Similarly replace field m_diagnostic with
15172	m_diagnostic_kind.
15173	(colorizer::colorizer): Replace diagnostic
15174	param with diagnostic_kind.
15175	(colorizer::begin_state): Update for above field change.
15176	(layout::layout): Replace diagnostic param with rich_location *
15177	and diagnostic_kind.
15178	(diagnostic_show_locus): Replace diagnostic param with richloc
15179	and diagnostic_kind.
15180	(class selftest::test_diagnostic_context): New class.
15181	(selftest::test_diagnostic_show_locus_unknown_location): New
15182	function.
15183	(selftest::test_one_liner_simple_caret): New function.
15184	(selftest::test_one_liner_caret_and_range): New function.
15185	(selftest::test_one_liner_multiple_carets_and_ranges): New
15186	function.
15187	(selftest::test_one_liner_fixit_remove): New function.
15188	(selftest::test_one_liner_fixit_replace): New function.
15189	(selftest::test_diagnostic_show_locus_one_liner): New function.
15190	(selftest::diagnostic_show_locus_c_tests): Call the new test
15191	functions.
15192	* diagnostic.c (diagnostic_initialize): Initialize
15193	colorize_source_p, show_ruler_p and parseable_fixits_p.
15194	(default_diagnostic_finalizer): Update for change to
15195	diagnostic_show_locus.
15196	(diagnostic_append_note): Likewise.
15197	* diagnostic.h (diagnostic_show_locus): Replace
15198	const diagnostic_info * param with location * and diagnostic_t.
15199
152002016-08-18  David Malcolm  <dmalcolm@redhat.com>
15201
15202	* input.c (saved_line_table): New global.
15203	(class selftest::temp_line_table): Rename to line_table_test and
15204	move declaration to selftest.h, and drop field m_old_line_table.
15205	(selftest::temp_line_table::temp_line_table): Rename ctor to...
15206	(selftest::line_table_test::line_table_test): ...this.  Add a
15207	default ctor.  Store current value of line_table within
15208	saved_line_table.
15209	(selftest::temp_line_table::~temp_line_table): Rename dtor to...
15210	(selftest::line_table_test::~line_table_test): ...this, and
15211	restore line_table from the saved_line_table, rather than
15212	m_old_line_table.
15213	(selftest::test_accessing_ordinary_linemaps): Update for above
15214	renaming.
15215	(selftest::test_lexer): Likewise.
15216	(struct selftest::lexer_test): Likewise.
15217	(selftest::lexer_test::lexer_test): Likewise.
15218	(selftest::input_c_tests): Move the looping over test cases from
15219	here into...
15220	(selftest::for_each_line_table_case): New function.
15221	* input.h (saved_line_table): New decl.
15222	* selftest.h (struct selftest::line_table_case): New forward decl.
15223	(class selftest::line_table_test): New class, moved here from
15224	selftest::temp_line_table in input.c, and renamed.
15225	(selftest::for_each_line_table_case): New decl.
15226
152272015-08-18  H.J. Lu  <hongjiu.lu@intel.com>
15228
15229	PR target/72839
15230	* config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
15231
152322016-08-18  Chung-Lin Tang  <cltang@codesourcery.com>
15233
15234	PR middle-end/70895
15235	* gimplify.c (omp_add_variable): Adjust/add variable mapping on
15236	enclosing parallel construct for reduction variables on OpenACC loop
15237	directives.
15238
152392016-08-18  Pierre-Marie de Rodat  <derodat@adacore.com>
15240
15241	* dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
15242	(new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
15243	-gdwarf-3.
15244	(function_to_dwarf_procedure): Update comment.
15245
152462016-08-18  David Malcolm  <dmalcolm@redhat.com>
15247
15248	* input.c (diagnostics_file_cache_forcibly_evict_file): New
15249	function.
15250	* input.h (diagnostics_file_cache_forcibly_evict_file): New
15251	declaration.
15252	* selftest.c (selftest::temp_source_file::~temp_source_file):
15253	Evict m_filename from the diagnostic file cache.
15254
152552016-08-18  Richard Biener  <rguenther@suse.de>
15256
15257	* tree-pass.h (make_pass_materialize_all_clones): Declare.
15258	* ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
15259	make_pass_materialize_all_clones): New simple IPA pass encapsulating
15260	clone materialization.
15261	* passes.def (all_late_ipa_passes): Start with
15262	pass_materialize_all_clones.
15263	* cgraphunit.c (symbol_table::compile): Remove call to
15264	materialize_all_clones.
15265	* tree-into-ssa.c: Include statistics.h.
15266	(update_ssa): Count number of times we do incremental/rewrite
15267	SSA update.
15268
152692016-08-18  Richard Biener  <rguenther@suse.de>
15270
15271	PR tree-optimization/77282
15272	* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15273	When doing auto-parallelizing also prevent use of PHIs that
15274	carry dependences across loop backedges.
15275
152762016-08-18  Tamar Christina  <tamar.christina@arm.com>
15277	    Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
15278
15279	* varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
15280
152812016-08-18  Richard Biener  <rguenther@suse.de>
15282
15283	* ssa-iterators.h (ssa_vuse_operand): New inline.
15284	* tree-if-conv.c (ifc_temp_var): Update virtual operand.
15285	(predicate_all_scalar_phis): Use remove_phi_node to remove
15286	phi nodes predicated.  Delay removing virtual PHIs.
15287	(predicate_mem_writes): Update virtual operands.
15288	(combine_blocks): Likewise.  Propagate out remaining virtual PHIs.
15289	(tree_if_conversion): Do not rewrite virtual SSA form.
15290	* tree-phinodes.c (release_phi_node): Make static.
15291	* tree-phinodes.h (release_phi_node): Remove.
15292
152932016-08-18  Jakub Jelinek  <jakub@redhat.com>
15294
15295	* config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
15296	codes that appear in bdesc_* arrays, instead include i386-builtin.def
15297	twice to define those.
15298	(bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
15299	bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
15300	bdesc_multi_arg): Define by including i386-builtin.def the third time.
15301	* config/i386/i386-builtin.def: New file.
15302
153032016-08-17  David Malcolm  <dmalcolm@redhat.com>
15304
15305	* input.c (get_source_range_for_char): Rename to...
15306	(selftest::get_source_range_for_char): ...this, and move within
15307	the #if CHECKING_P guard.
15308	(get_num_source_ranges_for_substring): Rename to...
15309	(selftest::get_num_source_ranges_for_substring): ...this, move
15310	within the #if CHECKING_P guard, and make static.
15311	(selftest::assert_num_substring_ranges): Initialize
15312	actual_num_ranges.
15313
153142016-08-18  Alan Modra  <amodra@gmail.com>
15315
15316	PR rtl-optimization/72771
15317	* reload.c (find_reloads): Don't assume that a subreg mem is OK
15318	when find_reloads_toplev returns address_reloaded==-1.
15319	(alternative_allows_const_pool_ref): Update comment.
15320
153212015-08-17  Alan Hayward  <alan.hayward@arm.com>
15322
15323	PR tree-optimization/71752
15324	* tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
15325	* tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
15326
153272016-08-17  Jakub Jelinek  <jakub@redhat.com>
15328
15329	* gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
15330	instead of testing ECF_NORETURN bit in gimple_call_flags.
15331	* tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
15332	* predict.c (tree_bb_level_predictions): Likewise.
15333	* gimple-low.c (gimple_stmt_may_fallthru): Likewise.
15334
15335	PR middle-end/77259
15336	* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
15337	turning a call into __builtin_unreachable-like noreturn call, adjust
15338	gimple_call_set_fntype.
15339	* tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
15340	gimple_call_fntype has void return type.
15341
153422016-08-17  Chung-Lin Tang  <cltang@codesourcery.com>
15343
15344	* omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
15345	maybe_lookup_decl, to handle nested acc loop directives.
15346
153472016-08-17  Richard Biener  <rguenther@suse.de>
15348
15349	PR tree-optimization/76490
15350	* tree-vrp.c (update_value_range): Preserve overflow infinities
15351	when intersecting with ranges from get_range_info.
15352	(operand_less_p): Handle overflow infinities correctly.
15353	(value_range_constant_singleton): Use vrp_operand_equal_p
15354	to handle overflow max/min correctly.
15355	(vrp_valueize): Likewise.
15356	(union_ranges): Likewise.
15357	(intersect_ranges): Likewise.
15358	(vrp_visit_phi_node): Improve iteration limitation to only
15359	apply when we'll possibly re-visit the PHI via a changed argument
15360	on the backedge.
15361
153622016-08-17  Thomas Preud'homme  <thomas.preudhomme@arm.com>
15363
15364	* config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
15365	(MULTILIB_REQUIRED): This by specifying multilib needing to be built
15366	rather than those that should not be built.
15367
153682016-08-17  Stanislaw Halik  <sthalik@misaki.pl>
15369
15370	PR target/66488
15371	* config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
15372
153732016-08-17  Richard Biener  <rguenther@suse.de>
15374
15375	* tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
15376	(verify_vssa): New function verifying virtual SSA form.
15377	(verify_ssa): Call it.
15378	* tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
15379	Do not apply loop-closed SSA handling to virtuals.
15380	* ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
15381	* tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
15382	when rewriting their symbol.
15383	(prepare_def_site_for): Likewise.
15384	* tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
15385	operands of moved stmts.
15386
153872016-08-17  Richard Biener  <rguenther@suse.de>
15388
15389	PR tree-optimization/23855
15390	* tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
15391	(tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
15392	find guards to hoist.  Do not update SSA form but rewrite virtuals
15393	into loop closed SSA.
15394	(find_loop_guard): Adjust to skip already hoisted guards.  Do
15395	not mark virtuals for renaming or update SSA form.
15396
153972016-08-17  Martin Liska  <mliska@suse.cz>
15398
15399	* coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
15400	a LONG_LONG_TYPE_SIZE comparison.
15401	* gcov-io.h: Remove macro definitions.
15402	* tree-profile.c (gimple_gen_edge_profiler): Replace usage
15403	of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
15404	comparison.
15405
154062016-08-16  Jakub Jelinek  <jakub@redhat.com>
15407
15408	* config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
15409	that builtins not mentioned in bdesc_* arrays come first, then
15410	the ones mentioned in bdesc_* arrays in the order they appear in
15411	the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
15412	IX86_BUILTIN__BDESC_*_LAST enumerator.
15413	(bdesc_mpx): Fix up a comment typo.
15414	(bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
15415	__builtin_ia32_vpcomneu[bwdq] builtins.
15416	(BDESC_VERIFY, BDESC_VERIFYS): Define.
15417	(ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
15418	enum ix86_builtins ordering.
15419	(ix86_expand_builtin): Use enum ix86_builtins ordering assumption
15420	for direct bdesc_* array member access instead of searching all the
15421	arrays until an fcode match is found.
15422
154232016-08-16  Uros Bizjak  <ubizjak@gmail.com>
15424
15425	* config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
15426	pattern as define_insn_and_split.  Split insn before reload to
15427	ashl<mode>3_1.
15428	(*<shift_insn><mode>3_mask): Ditto.  Split insn before reload to
15429	<shift_insn><mode>3_1.
15430	(*<rotate_insn><mode>3_mask): Ditto.  Split insn before reload to
15431	<rotate_insn><mode>3_1.
15432
154332016-08-16  David Malcolm  <dmalcolm@redhat.com>
15434
15435	PR c/72857
15436	* input.c (get_source_range_for_substring): Rename to...
15437	(get_source_location_for_substring): ...this, adding param
15438	"caret_idx", and converting output param from source_range * to
15439	location_t *.
15440	(get_source_range_for_char): New function.
15441	(get_num_source_ranges_for_substring): Update comment to reflect
15442	above renaming.
15443	(assert_char_at_range): Update to use get_source_range_for_char
15444	rather than get_source_range_for_substring.
15445	(test_lexer_string_locations_concatenation_2): Likewise.
15446	* substring-locations.h (get_source_range_for_substring): Rename
15447	to...
15448	(get_source_location_for_substring): ...this, and adding param
15449	"caret_idx", and converting output param from source_range * to
15450	location_t *.
15451
154522016-08-16  David Malcolm  <dmalcolm@redhat.com>
15453
15454	* input.c (class selftest::temp_source_file): Move to
15455	selftest.h.
15456	(selftest::temp_source_file::temp_source_file): Move to
15457	selftest.c.
15458	(selftest::temp_source_file::~temp_source_file): Likewise.
15459	* selftest.c (selftest::temp_source_file::temp_source_file): Move
15460	here from input.c.
15461	(selftest::temp_source_file::~temp_source_file): Likewise.
15462	* selftest.h (class selftest::temp_source_file): Move here from
15463	input.c
15464
154652016-08-16  Jakub Jelinek  <jakub@redhat.com>
15466
15467	PR target/71910
15468	* tree-cfg.c (execute_fixup_cfg): Add node variable, use it.  Before
15469	inlining, add cgraph edge for the added __builtin_unreachable call.
15470
15471	PR middle-end/67485
15472	* expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
15473	only cast it to SHWI for the final comparison.
15474
154752016-08-16  Martin Liska  <mliska@suse.cz>
15476
15477	PR gcov-profile/36412
15478	* doc/gcov.texi: Document --hash-filenames(-x).
15479	* gcov.c (print_usage): Add the option.
15480	(process_args): Process the option, sort options alphabetically.
15481	(md5sum_to_hex): New function.
15482	(make_gcov_file_name): Do the md5sum and append it to a
15483	filename.
15484
154852016-08-16  Bin Cheng  <bin.cheng@arm.com>
15486
15487	PR tree-optimization/69848
15488	* config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
15489	and swtich operands to avoid additional NOT instruction.
15490	(vcond<v_cmp_mixed><mode>): Ditto.
15491	(vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
15492
154932016-08-16  Eric Botcazou  <ebotcazou@adacore.com>
15494
15495	* doc/install.texi (*-*-solaris2*): Adjust latest change.
15496
154972016-08-16  Richard Biener  <rguenther@suse.de>
15498
15499	PR tree-optimization/76783
15500	* tree-ssa-propagate.c (ssa_prop_init): Use RPO order.  Clear
15501	BB visited flags at start.
15502
155032016-08-16  Bin Cheng  <bin.cheng@arm.com>
15504
15505	PR tree-optimization/72817
15506	PR tree-optimization/73450
15507	* tree-ssa-loop-niter.c (number_of_iterations_ne): Check
15508	multiple_of_p for adjusted IV.base.
15509
155102016-08-15  Uros Bizjak  <ubizjak@gmail.com>
15511
15512	PR target/72867
15513	* config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
15514	Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
15515	for !flag_finite_math_only or flag_signed_zeros.
15516	(*<code><mode>3<mask_name><round_saeonly_name>): Rename from
15517	*<code><mode>3_finite<mask_name><round_saeonly_name>.  Do not
15518	depend on flag_finite_math_only.
15519	(ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
15520	New insn pattern.
15521	(*<code><mode>3<mask_name><round_saeonly_name>): Remove.
15522	(*ieee_smin<mode>3): Ditto.
15523	(*ieee_smax<mode>3): Ditto.
15524	* config/i386/mmx.md (mmx_<code>v2sf3): Emit
15525	mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
15526	flag_signed_zeros.
15527	(*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite.  Do not
15528	depend on flag_finite_math_only.
15529	(mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
15530	(*mmx_<code>v2sf3): Remove.
15531	* config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
15532	* config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
15533	flag_signed_zeros instead of !flag_unsafe_math_optimizations.
15534
155352016-08-15  Segher Boessenkool  <segher@kernel.crashing.org>
15536
15537	PR rtl-optimization/73650
15538	* lra-constraints.c (simple_move_p): If the insn is multiple_sets
15539	it is not a simple move.
15540
155412016-08-15  Martin Liska  <mliska@suse.cz>
15542
15543	PR driver/72765
15544	* gcc.c (do_spec_1): Call save_string with the right size.
15545	(save_string): Do an assert about string we copy.
15546
155472016-08-15  Richard Biener  <rguenther@suse.de>
15548
15549	* ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
15550	* config/i386/i386.c (pass_data_insert_vzeroupper): Account to
15551	TV_MACH_DEP.
15552	(pass_data_stv): Likewise.
15553
155542016-08-15  Richard Biener  <rguenther@suse.de>
15555
15556	PR tree-optimization/73434
15557	* tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
15558	TBAA info on the base when forwarding a non-invariant address.
15559
155602016-08-15  Jakub Jelinek  <jakub@redhat.com>
15561
15562	* dwarf2out.c (struct checksum_attributes): Add
15563	at_string_length_bit_size and at_string_length_byte_size fields.
15564	(collect_checksum_attributes): Handle DW_AT_string_length_bit_size
15565	and DW_AT_string_length_byte_size.
15566	(die_checksum_ordered): Handle at_string_length_bit_size and
15567	at_string_length_byte_size.
15568	(gen_array_type_die): For dwarf_version >= 5 emit
15569	DW_AT_string_length_byte_size instead of DW_AT_byte_size.
15570	(adjust_string_types): For dwarf_version >= 5 remove
15571	DW_AT_string_length_byte_size instead of DW_AT_byte_size.
15572	(resolve_addr): Likewise.
15573
15574	PR debug/71906
15575	* dwarf2out.c (string_types): New variable.
15576	(gen_array_type_die): Change early_dwarf handling of
15577	DW_AT_string_length, create DW_OP_call4 referencing the
15578	length var temporarily.  Handle parameters that are pointers
15579	to string length.
15580	(adjust_string_types): New function.
15581	(gen_subprogram_die): Temporarily set string_types to local var,
15582	call adjust_string_types if needed.
15583	(non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
15584	New functions.
15585	(resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
15586
155872016-08-15  Eric Botcazou  <ebotcazou@adacore.com>
15588
15589	* doc/install.texi (*-*-solaris2*): Fix version number and document
15590	requirement on GNU make for building libjava with the Solaris linker.
15591
155922016-08-15  Martin Liska  <mliska@suse.cz>
15593	    Jakub Jelinek  <jakub@redhat.com>
15594
15595	PR tree-optimization/72824
15596	* tree-loop-distribution.c (const_with_all_bytes_same)
15597	<case VECTOR_CST>: Fix a typo.
15598
155992016-08-14  Uros Bizjak  <ubizjak@gmail.com>
15600
15601	PR target/76342
15602	* config/i386/avx512fintrin.h (_mm512_undefined_epi32):
15603	Renamed from _mm512_undefined_si512.
15604	(_mm_undefined_si512): New definition.
15605
156062016-08-13  Richard Biener  <rguenther@suse.de>
15607
15608	* tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
15609	into PHIs and update the lattice for its def.
15610
156112016-08-12  Jakub Jelinek  <jakub@redhat.com>
15612
15613	PR c/71512
15614	* ubsan.c (instrument_si_overflow): Pass true instead of false
15615	to gsi_replace.
15616	(pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
15617	of bbs.  Return TODO_cleanup_cfg if any returned true.
15618
156192016-08-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
15620
15621	* config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
15622	ISA 3.0 MTVSRDD instruction.
15623	(vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
15624	vecperm.
15625
156262016-08-12  Bernd Edlinger  <bernd.edlinger@hotmail.de>
15627
15628	PR tree-optimization/71083
15629	* tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
15630	bitfield access when possible.
15631
156322016-08-12  Patrick Palka  <ppalka@gcc.gnu.org>
15633
15634	PR middle-end/71654
15635	* match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
15636	sign-changing cast from a shorter unsigned type to a wider
15637	signed type.
15638
156392016-08-12  Jakub Jelinek  <jakub@redhat.com>
15640
15641	* config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
15642	vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
15643	vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
15644
156452016-08-12  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
15646
15647	* config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
15648	Correct costs for vec_construct.
15649
156502016-08-12  Bin Cheng  <bin.cheng@arm.com>
15651
15652	PR tree-optimization/69848
15653	* tree-vectorizer.h (enum vect_def_type): New condition reduction
15654	type CONST_COND_REDUCTION.
15655	* tree-vect-loop.c (vectorizable_reduction): Support new condition
15656	reudction type CONST_COND_REDUCTION.
15657
156582016-08-12  Richard Biener  <rguenther@suse.de>
15659
15660	PR tree-optimization/57326
15661	* tree-ssa-pre.c (fully_constant_expression): Handle simplification
15662	returning an SSA name.
15663	(phi_translate_1): When fully_constant_expression returns a NAME
15664	make sure we have a leader for it.
15665
156662016-08-12  Martin Liska  <mliska@suse.cz>
15667	    Adam Fineman  <afineman@afineman.com>
15668
15669	* gcov.c (process_file): Create .gcov file when .gcda
15670	file is missing.
15671
156722016-08-12  Marek Polacek  <polacek@redhat.com>
15673
15674	PR c/7652
15675	* alias.c (find_base_value): Adjust fall through comment.
15676	* cfgexpand.c (expand_debug_expr): Likewise.
15677	* combine.c (find_split_point): Likewise.
15678	(expand_compound_operation): Likewise.  Add FALLTHRU.
15679	(make_compound_operation): Adjust fall through comment.
15680	(canon_reg_for_combine): Add FALLTHRU.
15681	(force_to_mode): Adjust fall through comment.
15682	(simplify_shift_const_1): Likewise.
15683	(simplify_comparison): Likewise.
15684	* config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
15685	FALLTHRU.
15686	* config/aarch64/predicates.md: Likewise.
15687	* config/i386/i386.c (function_arg_advance_32): Likewise.
15688	(ix86_gimplify_va_arg): Likewise.
15689	(print_reg): Likewise.
15690	(ix86_print_operand): Likewise.
15691	(ix86_build_const_vector): Likewise.
15692	(ix86_expand_branch): Likewise.
15693	(ix86_sched_init_global): Adjust fall through comment.
15694	(ix86_expand_args_builtin): Add FALLTHRU.
15695	(ix86_expand_builtin): Likewise.
15696	(ix86_expand_vector_init_one_var): Likewise.
15697	* config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
15698	(rs6000_adjust_cost): Likewise.
15699	(insn_must_be_first_in_group): Likewise.
15700	* config/rs6000/rs6000.md: Likewise.  Adjust fall through comment.
15701	* dbxout.c (dbxout_symbol): Adjust fall through comment.
15702	* df-scan.c (df_uses_record): Likewise.
15703	* dojump.c (do_jump): Add FALLTHRU.
15704	* dwarf2out.c (mem_loc_descriptor): Likewise.  Adjust fall through
15705	comment.
15706	(resolve_args_picking_1): Adjust fall through comment.
15707	(loc_list_from_tree_1): Likewise.
15708	* expmed.c (make_tree): Likewise.
15709	* expr.c (expand_expr_real_2): Add FALLTHRU.
15710	(expand_expr_real_1): Likewise.  Adjust fall through comment.
15711	* fold-const.c (const_binop): Adjust fall through comment.
15712	(fold_truth_not_expr): Likewise.
15713	(fold_cond_expr_with_comparison): Add FALLTHRU.
15714	(fold_binary_loc): Likewise.
15715	(contains_label_1): Adjust fall through comment.
15716	(multiple_of_p): Likewise.
15717	* gcov-tool.c (process_args): Add FALLTHRU.
15718	* genattrtab.c (check_attr_test): Likewise.
15719	(write_test_expr): Likewise.
15720	* genconfig.c (walk_insn_part): Likewise.
15721	* genpreds.c (validate_exp): Adjust fall through comment.
15722	(needs_variable): Likewise.
15723	* gensupport.c (get_alternatives_number): Add FALLTHRU.
15724	(subst_dup): Likewise.
15725	* gimple-pretty-print.c (dump_gimple_assign): Likewise.
15726	* gimplify.c (gimplify_addr_expr): Adjust fall through comment.
15727	(gimplify_scan_omp_clauses): Add FALLTHRU.
15728	(goa_stabilize_expr): Likewise.
15729	* graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
15730	through comment.
15731	* hsa-gen.c (get_address_from_value): Likewise.
15732	* ipa-icf.c (sem_function::hash_stmt): Likewise.
15733	* ira.c (ira_setup_alts): Add FALLTHRU.
15734	* lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
15735	comment.
15736	* lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
15737	* opts.c (common_handle_option): Likewise.
15738	* read-rtl.c (read_rtx_code): Likewise.
15739	* real.c (round_for_format): Likewise.
15740	* recog.c (asm_operand_ok): Likewise.
15741	* reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
15742	* reload1.c (set_label_offsets): Likewise.
15743	(eliminate_regs_1): Likewise.
15744	(reload_reg_reaches_end_p): Likewise.
15745	* rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
15746	(rtx_cost): Likewise.
15747	* sched-rgn.c (is_exception_free): Likewise.
15748	* simplify-rtx.c (simplify_rtx): Adjust fall through comment.
15749	* stor-layout.c (int_mode_for_mode): Likewise.
15750	* toplev.c (print_to_asm_out_file): Likewise.
15751	(print_to_stderr): Likewise.
15752	* tree-cfg.c (gimple_verify_flow_info): Likewise.
15753	* tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
15754	(chrec_fold_multiply): Likewise.
15755	(evolution_function_is_invariant_rec_p): Likewise.
15756	(for_each_scev_op): Likewise.
15757	* tree-data-ref.c (siv_subscript_p): Likewise.
15758	(get_references_in_stmt): Likewise.
15759	* tree.c (find_placeholder_in_expr): Adjust fall through comment.
15760	(substitute_in_expr): Likewise.
15761	(type_cache_hasher::equal): Likewise.
15762	(walk_type_fields): Likewise.
15763	* var-tracking.c (adjust_mems): Add FALLTHRU.
15764	(set_dv_changed): Adjust fall through comment.
15765	* varasm.c (default_function_section): Add FALLTHRU.
15766
157672016-08-12  Marek Polacek  <polacek@redhat.com>
15768
15769	PR c/7652
15770	* tree-complex.c (expand_complex_division): Add missing break.
15771
157722016-08-12  Richard Biener  <rguenther@suse.de>
15773
15774	* passes.c (execute_todo): Do not push/pop TV_TODO.
15775	(execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
15776	(execute_one_pass): Likewise.
15777	* common.opt (ftime-report-details): New switch.
15778	* doc/invoke.texi (ftime-report-details): Document.
15779	* timevar.h (timer::print_row): Adjust signature.
15780	(timer::all_zero): New static helper.
15781	(timer::child_map_t): New typedef.
15782	(timer::time_var_def): Add children field.
15783	* timevar.c (timer::named_items::print): Adjust.
15784	(timer::~timer): Free timevar recorded children.
15785	(timer::pop_internal): When -ftime-report-details record
15786	time spent in sub-timevars.
15787	(timer::print_row): Adjust.
15788	(timer::print): Print sub-timevar stats, use all_zero.
15789	* timevar.def (TV_TODO): Remove.
15790
157912016-08-12  Richard Biener  <rguenther@suse.de>
15792
15793	PR tree-optimization/72851
15794	* tree-ssa-propagate.c: Include cfganal.h.  Rewrite block and stmt
15795	worklists to use bitmaps indexed in execution order.
15796	(executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
15797	bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
15798	(cfg_blocks): Make a bitmap.
15799	(bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
15800	New globals.
15801	(cfg_blocks_empty_p): Adjust.
15802	(cfg_blocks_add): Likewise.
15803	(cfg_blocks_get): Likewise.
15804	(add_ssa_edge): Likewise.
15805	(add_control_edge): Likewise.
15806	(simulate_stmt): Likewise.
15807	(process_ssa_edge_worklist): Likewise.
15808	(simulate_block): Likewise.
15809	(ssa_prop_init): Compute PRE order and stmt UIDs.
15810	(ssa_prop_fini): Adjust.
15811	(ssa_propagate): Adjust.
15812
158132016-08-12  Richard Biener  <rguenther@suse.de>
15814
15815	* tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
15816	the currently executable edges have fixed ranges.  Always
15817	go through update_value_range.
15818
158192016-08-12  Alexandre Oliva  <aoliva@redhat.com>
15820
15821	PR debug/63240
15822	* langhooks-def.h
15823	(LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
15824	(LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
15825	(LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
15826	(LANG_HOOKS_DECLS): Add it.
15827	* langhooks.h (struct lang_hooks_for_decls): Add
15828	function_decl_defaulted.  Const_tree-ify
15829	function_decl_explicit_p and function_decl_deleted_p.
15830	* dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
15831	attribute.  Add DW_AT_deleted instead of DW_AT_GNU_deleted,
15832	also at strict DWARF v5.
15833
15834	PR debug/55641
15835	* dwarf2out.c (decl_quals): Don't map TREE_READONLY to
15836	TYPE_QUAL_CONST in reference-typed decls.
15837
15838	PR debug/49366
15839	* dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
15840	in DW_OP_pieces, just enough to handle pointers to member
15841	functions.
15842	(gen_remaining_tmpl_value_param_die_attribute): Use a location
15843	expression on DWARFv5 if a constant value doesn't work.
15844
158452016-08-11  David Malcolm  <dmalcolm@redhat.com>
15846
15847	* selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
15848	* selftest.c (selftest::test_assertions): New function.
15849	(selftest::selftest_c_tests): New function.
15850	* selftest.h (selftest::selftest_c_tests): New declaration.
15851
158522016-08-11  Richard Biener  <rguenther@suse.de>
15853	    Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
15854
15855	PR rtl-optimization/72855
15856	* df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
15857
158582016-08-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
15859
15860	PR target/72863
15861	* vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
15862	(vsx_store_<mode>): Likewise.
15863
158642015-08-11  H.J. Lu  <hongjiu.lu@intel.com>
15865
15866	* config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
15867	TImode CONST_WIDE_INT store.
15868	(timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
15869
158702015-08-11  H.J. Lu  <hongjiu.lu@intel.com>
15871
15872	* config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
15873	mode if unaligned SSE load and store are optimal.
15874
158752016-08-11  Bernd Edlinger  <bernd.edlinger@hotmail.de>
15876
15877	PR tree-optimization/71083
15878	* tree-predcom.c (ref_at_iteration): Correctly align the
15879	reference type.
15880
158812016-08-11  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
15882
15883	* config/s390/s390-builtin-types.def: Add INT128 types.
15884	* config/s390/s390-builtins.def: Add INT128 variants for the add
15885	sub low-level builtins dealing with TImode.
15886	* config/s390/s390.c (s390_expand_builtin): Allow mode conversions
15887	via subreg when expanding a builtin.
15888	* config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
15889	UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
15890	Fix comment.
15891	* config/s390/vecintrin.h: Adjust builtin names accordingly.
15892	* config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
15893	("vec_addc<mode>", "vec_addc_u128"): Merge to
15894	"vacc<bhfgq>_<mode>".
15895	("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
15896	("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
15897	("vec_subc<mode>", "vec_subc_u128"): Merge to
15898	"vscbi<bhfgq>_<mode>".
15899	("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
15900	("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
15901
159022016-08-11  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
15903
15904	* config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
15905
159062016-08-11  Bin Cheng  <bin.cheng@arm.com>
15907
15908	* config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
15909	unused declaration.
15910	(vcond<v_cmp_mixed><mode>): Ditto.
15911	(vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
15912
159132016-08-11  Bin Cheng  <bin.cheng@arm.com>
15914
15915	* config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
15916	variable explicitly, also assert on it before use.
15917
159182016-08-11  Richard Biener  <rguenther@suse.de>
15919
15920	PR tree-optimization/72772
15921	* cfgloopmanip.c (create_preheader): Use split_edge if there
15922	is a single loop entry, avoiding degenerate PHIs.
15923
159242016-08-11  Richard Biener  <rguenther@suse.de>
15925
15926	* tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
15927	unconditional TODO_cleanup_cfg.
15928	(pass_thread_jumps::execute): Initialize loops, perform a CFG
15929	cleanup only if we threaded a jump.
15930
159312016-08-11  Alan Modra  <amodra@gmail.com>
15932
15933	PR target/71680
15934	* lra-constraints.c (simplify_operand_subreg): Allow subreg
15935	mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
15936	slow.  Emit two reloads for slow mem case, first loading in
15937	fast innermode, then converting to required mode.
15938
159392016-08-10  Kelvin Nilsen  <kelvin@gcc.gnu.org>
15940
15941	* config/rs6000/altivec.h (vec_extract_exp): New macro.
15942	(vec_extract_sig): New macro.
15943	(vec_insert_exp): New macro.
15944	(vec_test_data_class): New macro.
15945	(scalar_extract_exp): New macro.
15946	(scalar_extract_sig): New macro.
15947	(scalar_insert_exp): New macro.
15948	(scalar_test_data_class): New macro.
15949	(scalar_test_neg): New macro.
15950	(scalar_cmp_exp_gt): New macro.
15951	(scalar_cmp_exp_lt): New macro.
15952	(scalar_cmp_exp_eq): New macro.
15953	(scalar_cmp_exp_unordered): New macro.
15954	* config/rs6000/predicates.md (u7bit_cint_operand): New predicate
15955	to enforce constraint that operand is a 7-bit unsigned literal.
15956	* config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
15957	for power9 built-ins.
15958	(BU_P9V_VSX_2): Likewise.
15959	(BU_P9V_64BIT_VSX_2): Likewise.
15960	(VSEEDP): Add scalar extract exponent support.
15961	(VSEESP): Add scalar extract signature support.
15962	(VSTDCNDP): Add scalar test negative support.
15963	(VSTDCNSP): Likewise.
15964	(VSIEDP): Add scalar insert exponent support.
15965	(VSCEDPGT): Add scalar compare exponent greater than support.
15966	(VSCEDPLT): Add scalar compare exponent less than support.
15967	(VSCEDPEQ): Add scalar compare exponent test-for-equality support.
15968	(VSCEDPUO): Add scalar compare exponent test-for-unordered support.
15969	(VSTDCDP): Add scalar test data class support.
15970	(VSTDCSP): Likewise.
15971	(VSEEDP): Add overload support for scalar extract exponent
15972	operation.
15973	(VSESDP): Add overload support for scalar extract signature
15974	operation.
15975	(VSTDCN): Add overload support for scalar test negative
15976	operation.
15977	(VSTDCNDP): Add overload support for scalar test negative
15978	operation.
15979	(VSTDCNSP): Add overload support for scalar test negative
15980	operation.
15981	(VSIEDP): Add overload support for scalar insert exponent
15982	operation.
15983	(VSTDC): Add overload support for scalar test data class
15984	operation.
15985	(VSTDCDP): Add overload support for scalar test data class
15986	operation.
15987	(VSTDCSP): Add overload support for scalar test data class
15988	opreation.
15989	(VSCEDPGT): Add overload support for scalar compare exponent
15990	greater than operation.
15991	(VSCEDPLT): Add overload support for scalar compare exponent
15992	less than operation.
15993	(VSCEDPEQ): Add overload support for scalar compare exponent
15994	test-for-equality operation.
15995	(VSCEDPUO): Add overload support for scalar compare exponent
15996	test-for-unordered operation.
15997	(VEEDP): Add vector extract exponent support.
15998	(VEESP): Likewise.
15999	(VESDP): Add vector extract significand support.
16000	(VESSP): Likewise.
16001	(VIEDP): Add vector insert exponent support.
16002	(VIESP): Likewise.
16003	(VTDCDP): Add vector test data class support.
16004	(VTDCSP): Likewise.
16005	(VES): Add overload support for vector extract significand operation.
16006	(VESDP): Likewise.
16007	(VESSP): Likewise
16008	(VEE): Add overload support for vector extract exponent operation.
16009	(VEEDP): Likewise.
16010	(VEESP): Likewise.
16011	(VTDC): Add overload support for vector test data class operation.
16012	(VTDCDP): Likewise.
16013	(VTDCSP): Likewise.
16014	(VIE): Add overload support for vector insert exponent operation.
16015	(VIEDP): Likewise.
16016	(VIESP): Likewise.
16017	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16018	overloaded binary floating point functions.
16019	(altivec_resolve_overloaded_builtin): Improve error messages to
16020	distinguish between functions not supported in the current
16021	compiler configuration and functions that were invoked with an
16022	invalid parameter combination, and include the built-in function
16023	name in both error messages.
16024	* config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
16025	New prototype.
16026	* config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
16027	function.
16028	(rs6000_expand_binop_builtin): Add check to enforce that argument
16029	2 of the test data class operations is a 7-bit unsigned literal.
16030	(rs6000_invalid_builtin): Add code to issue an error message if a
16031	built-in function that requires the power9_vector and -m32
16032	command-line options is compiled without these options.
16033	* config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
16034	(UNSPEC_VSX_SXSIGDP): New value.
16035	(UNSPEC_VSX_SXSIGPDP): New value.
16036	(UNSPEC_VSX_SIEXPDP): New value.
16037	(UNSPEC_VSX_SCMPEXPDP): New value.
16038	(UNSPEC_VSX_STSTDC): New value.
16039	(UNSPEC_VSX_VXEXP): New value.
16040	(UNSPEC_VSX_VXSIG): New value.
16041	(UNSPEC_VSX_VIEXP): New value.
16042	(UNSPEC_VSX_VTSTDC): New value.
16043	(xsxexpdp): New insn for scalar extract exponent.
16044	(xsxsigdp): New insn for scalar extract significand.
16045	(xsiexpdp): New insn for scalar insert exponent.
16046	(xscmpexpdp_<code>): New expansion for scalar compare exponents.
16047	(*xscmpexpdp): New insn for scalar compare exponents.
16048	(xststdc<Fvsx): New expansion for both single- and
16049	double-precision scalar test data class operations.
16050	(xststdcneg<Fvsx>): New expansion for both single- and
16051	double-precision scalar test for negative value operations.
16052	(*xststdc<Fvsx>): New insn for scalar test data class
16053	operation.
16054	(xvxexp<VSs>): New insn for single- and double-precision
16055	vector extract exponent operation.
16056	(xvxsig<VSs>): New insn for single- and double-precision
16057	vector extract significand operation.
16058	(xviexp<VSs>): New insn for single- and double-precision
16059	vector insert exponent operation.
16060	(xvtstdc<VSs>): New insn for single- and double-precision
16061	vector test data class operation.
16062	* doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
16063	built-in functions to represent the Power9 binary floating-point
16064	support instructions.
16065
160662016-08-10  bin cheng  <bin.cheng@arm.com>
16067
16068	* doc/sourcebuild.texi (@item vect_cond_mixed): New item.
16069
160702016-08-10  Alan Lawrence  <alan.lawrence@arm.com>
16071	    Renlin Li  <renlin.li@arm.com>
16072	    Bin Cheng  <bin.cheng@arm.com>
16073
16074	* config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
16075	* config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
16076	gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
16077	(aarch64_vcond_internal<mode><mode>): Delete pattern.
16078	(aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
16079	(vcond<v_cmp_result><mode>): Ditto.
16080	(vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
16081	(vcondu<mode><mode>): Ditto.
16082	(vcond<v_cmp_mixed><mode>): New pattern.
16083	(vcondu<mode><v_cmp_mixed>): New pattern.
16084	(aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
16085	of aarch64_vcond_internal.
16086
160872016-08-10  Alan Lawrence  <alan.lawrence@arm.com>
16088	    Renlin Li  <renlin.li@arm.com>
16089	    Bin Cheng  <bin.cheng@arm.com>
16090
16091	* config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
16092	(vec_cmp<mode><v_cmp_result>): New pattern.
16093	(vec_cmpu<mode><mode>): New pattern.
16094	(vcond_mask_<mode><v_cmp_result>): New pattern.
16095
160962016-08-10  Yuri Rumyantsev  <ysrumyan@gmail.com>
16097
16098	PR tree-optimization/71734
16099	* tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
16100	REF_LOOP, invoke ref_indep_loop_p_1.
16101	(outermost_indep_loop): Pass LOOP argumnet where REF was defined
16102	to ref_indep_loop_p.
16103	(ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
16104	combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
16105	is inside LOOP, do not cache dpendence value for loops with
16106	non-zero SAFELEN.
16107	(ref_indep_loop_p_2): Delete function.
16108	(can_sm_ref_p): Pass LOOP as additional argument to
16109	ref_indep_loop_p.
16110
161112016-08-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
16112
16113	PR target/72853
16114	* config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
16115	being an offsettable address.
16116
161172016-08-10  Martin Liska  <mliska@suse.cz>
16118
16119	PR gcov-profile/58306
16120	* tree-profile.c (gimple_init_edge_profiler): Create conditionally
16121	atomic variants of profile update functions.
16122
161232016-08-10  Martin Liska  <mliska@suse.cz>
16124
16125	Cherry picked (and modified) from google-4_7 branch
16126	2012-12-26  Rong Xu  <xur@google.com>
16127	* common.opt (fprofile-update): Add new flag.
16128	* coretypes.h: Define enum profile_update.
16129	* doc/invoke.texi: Document -fprofile-update.
16130	* gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
16131	GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
16132	* tree-profile.c (gimple_init_edge_profiler): Generate
16133	also atomic profiler update.
16134	(gimple_gen_edge_profiler): Likewise.
16135
161362016-08-10  David Malcolm  <dmalcolm@redhat.com>
16137
16138	* toplev.c (finalize): Set aux_info_file, asm_out_file, and
16139	stack_usage_file to NULL after fclose calls.
16140
161412016-08-10  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
16142
16143	PR target/71873
16144	* reload.c (push_reload): Compute subreg_in_class for
16145	subregs of constants and plus expressions. Remove special
16146	handling of SYMBOL_REFs.
16147
161482016-08-10  Alan Modra  <amodra@gmail.com>
16149
16150	PR target/71680
16151	* config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
16152	SImode for TARGET_E500_DOUBLE when given SImode.
16153
161542016-08-09  David Wohlferd  <dw@LimeGreenSocks.com>
16155
16156	* config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
16157	unused variable __O.
16158
161592016-08-09  Martin Liska  <mliska@suse.cz>
16160
16161	* doc/gcov.texi: Change _gcov_dump to __gcov_dump and
16162	_gcov_reset to __gcov_reset.
16163	* doc/gcov-tool.texi: Fix typo.
16164
161652016-08-09  Martin Liska  <mliska@suse.cz>
16166
16167	* value-prof.c (gimple_divmod_values_to_profile): Do not
16168	instrument MOD histogram if a value is not a SSA name.
16169
161702016-08-09  Martin Liska  <mliska@suse.cz>
16171
16172	* value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
16173	values.
16174
161752016-08-09  Renlin Li  <renlin.li@arm.com>
16176
16177	PR middle-end/64971
16178	* calls.c (prepare_call_address): Convert funexp to Pmode when
16179	necessary.
16180	* config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
16181	(sibcall_value): Likewise.
16182
161832016-08-09  Marek Polacek  <polacek@redhat.com>
16184
16185	PR c/7652
16186	* cselib.c (cselib_expand_value_rtx_1): Add return.
16187	* gengtype.c (dbgprint_count_type_at): Likewise.
16188	* hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
16189	* reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
16190
161912016-08-09  Martin Jambor  <mjambor@suse.cz>
16192
16193	PR ipa/71981
16194	* ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
16195	if instance is a MEM_REF.
16196
161972016-08-09  Uros Bizjak  <ubizjak@gmail.com>
16198
16199	PR target/72843
16200	* config/i386/i386.md (*movtf_internal): Use
16201	lra_in_progress || reload_completed instead of !can_create_pseudo_p
16202	in the insn constraint.
16203	(*movxf_internal): Ditto.
16204	(*movdf_internal): Ditto.
16205	(*movsf_internal): Ditto.
16206
162072016-08-09  Bin Cheng  <bin.cheng@arm.com>
16208
16209	PR tree-optimization/72772
16210	* tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
16211	for expanded base.
16212
162132016-08-09  Bin Cheng  <bin.cheng@arm.com>
16214
16215	PR tree-optimization/72772
16216	* tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
16217	parameter STOP.
16218	* tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
16219	parameter STOP and update calls.  Move expand_simple_operations
16220	function call from here...
16221	(simplify_using_initial_conditions): ...to here.  Delete parameter
16222	STOP.
16223	(tree_simplify_using_condition): Delete parameter STOP.
16224	* tree-scalar-evolution.c (simple_iv_with_niters): Update call to
16225	simplify_using_initial_conditions.
16226
162272016-08-09  Matthew Fortune  <matthew.fortune@imgtec.com>
16228
16229	PR c/65345
16230	* config/mips/mips.c (mips_atomic_assign_expand_fenv):
16231	Use create_tmp_var_raw instead of create_tmp_var.
16232
162332016-08-09  Richard Biener  <rguenther@suse.de>
16234
16235	* tree-ssa-threadbackward.c (profitable_jump_thread_path):
16236	Treat same SSA names related.
16237
162382016-08-09  Jakub Jelinek  <jakub@redhat.com>
16239
16240	PR tree-optimization/72824
16241	* tree-loop-distribution.c (const_with_all_bytes_same): Verify
16242	real_zerop is not negative.
16243
162442016-08-09  Richard Biener  <rguenther@suse.de>
16245
16246	PR tree-optimization/71802
16247	* tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
16248	all merge opportunities with the predecessor.
16249
162502016-08-09  Richard Biener  <rguenther@suse.de>
16251
16252	PR ipa/68273
16253	* ipa-prop.c (ipa_modify_formal_parameters): Build
16254	parameter types with natural alignment also for the
16255	over-aligned case.
16256
162572016-08-08  Andi Kleen  <ak@linux.intel.com>
16258
16259	* tree-vrp.c (get_single_symbol): Always initialize inv and neg.
16260
162612016-08-08  David Malcolm  <dmalcolm@redhat.com>
16262
16263	PR c/64955
16264	* langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
16265	do-nothing langhook.
16266	(LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
16267	* langhooks.h (struct lang_hooks): Add run_lang_selftests.
16268	* selftest-run-tests.c: Include "tree.h" and "langhooks.h".
16269	(selftest::run_tests): Call lang_hooks.run_lang_selftests.
16270
162712016-08-08  David Malcolm  <dmalcolm@redhat.com>
16272
16273	PR bootstrap/72844
16274	* input.c: Ensure that HAVE_ICONV is defined.
16275
162762016-08-08  Jakub Jelinek  <jakub@redhat.com>
16277
16278	PR middle-end/72781
16279	* omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
16280	private vars for lastprivate and for linear iterator.
16281
16282	PR middle-end/68762
16283	* omp-simd-clone.c: Include varasm.h.
16284	(simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
16285	DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
16286	DECL_ONE_ONLY call make_decl_one_only.  Fix up spelling in comment and
16287	update function name.
16288
162892016-07-29  Pitchumani Sivanupandi  <pitchumani.s@atmel.com>
16290
16291	* config/avr/driver-avr.c (specfiles_doc_url): Remove.
16292	(avr_diagnose_devicespecs_error): Remove.
16293	(avr_devicespecs_file): Remove composing absolute path for specfile
16294	and its verbose info. Remove conditions to check specs-file,
16295
162962016-08-08  Jakub Jelinek  <jakub@redhat.com>
16297
16298	PR rtl-optimization/72821
16299	* lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
16300	just return false for them.
16301
163022016-08-08  Alan Modra  <amodra@gmail.com>
16303
16304	PR target/72771
16305	* config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
16306	toc refs created during reload.  Update function comment.
16307
163082016-08-08  Alan Modra  <amodra@gmail.com>
16309
16310	PR target/72802
16311	* config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
16312	alternatives.  Put loads first, then stores, and reg/reg moves
16313	within same class later.  Delete attr length.
16314
163152016-08-08  Alan Modra  <amodra@gmail.com>
16316
16317	PR target/72802
16318	* config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
16319	(mem_operand_ds_form): New predicate.
16320	* config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
16321	* config/rs6000/constraints.md (wY): Use mem_operand_df_form.
16322	* config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
16323	* config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
16324	(extendsfdf2_fpr): Replace o constraint with wY.
16325
163262016-08-07  Jan Hubicka  <hubicka@ucw.cz>
16327
16328	* tree-ssa-threadbackward.c: Include tree-inline.h
16329	(profitable_jump_thread_path): Use estimate_num_insns to estimate
16330	size of copied block; for cold paths reduce duplication.
16331	(find_jump_threads_backwards): Remove redundant tests.
16332	(pass_thread_jumps::gate): Enable for -Os.
16333
163342016-08-07  Jakub Jelinek  <jakub@redhat.com>
16335
16336	PR c/72816
16337	* stor-layout.c (layout_decl): Fix up formatting.
16338	(relayout_decl): Allow DECL to be FIELD_DECL.
16339
163402016-08-07  Alan Modra  <amodra@gmail.com>
16341
16342	* config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
16343
163442016-08-07  Kugan Vivekanandarajah  <kuganv@linaro.org>
16345
16346	* data-streamer-in.c (streamer_read_wide_int): New.
16347	(streamer_read_widest_int): Renamed function.
16348	* data-streamer-out.c (streamer_write_wide_int): New
16349	(streamer_write_widest_int): Renamed function.
16350	* lto-streamer-in.c (streamer_read_wi): Renamed and moved to
16351	data-stream-in.c.
16352	(input_cfg): Call renamed function.
16353	* lto-streamer-out.c (streamer_write_wi): Renamed and moved to
16354	data-stream-out.c.
16355	(output_cfg): Call renamed function.
16356	* data-streamer.h: Add declarations.
16357
163582016-08-08  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
16359
16360	* tree-ssa-ccp.c (extend_mask): New param sgn.
16361	Remove ORing with wi::mask.
16362	(get_default_value): Adjust call to extend_mask to pass sign.
16363	(evaluate_stmt): Likewise.
16364
163652016-08-06  Jakub Jelinek  <jakub@redhat.com>
16366
16367	* gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
16368	INT64_MAX.
16369
163702016-08-06  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
16371
16372	* match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
16373	transform if operand's type is pointer to function or method.
16374
163752016-08-05  Patrick Palka  <ppalka@gcc.gnu.org>
16376
16377	PR tree-optimization/18046
16378	* tree-ssa-threadedge.c: Include cfganal.h.
16379	(simplify_control_statement_condition): If simplifying a
16380	GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
16381	with the dominating ASSERT_EXPR before handing it off to VRP.
16382	Mention that a CASE_LABEL_EXPR may be returned.
16383	(thread_around_empty_blocks): Adjust to handle
16384	simplify_control_statement_condition() returning a
16385	CASE_LABEL_EXPR.
16386	(thread_through_normal_block): Likewise.
16387	* tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
16388	a switch statement by trying to determine which case label
16389	will be taken.
16390
163912016-08-05  Vladimir Makarov  <vmakarov@redhat.com>
16392
16393	PR rtl-optimization/69847
16394	* lra-constraints.c (process_invariant_for_inheritance): Save
16395	pattern instead of src.
16396	(remove_inheritance_pseudos): Use the pattern.  Add assert.
16397
163982016-08-05  David Malcolm  <dmalcolm@redhat.com>
16399
16400	* input.c (string_concat::string_concat): New constructor.
16401	(string_concat_db::string_concat_db): New constructor.
16402	(string_concat_db::record_string_concatenation): New method.
16403	(string_concat_db::get_string_concatenation): New method.
16404	(string_concat_db::get_key_loc): New method.
16405	(class auto_cpp_string_vec): New class.
16406	(get_substring_ranges_for_loc): New function.
16407	(get_source_range_for_substring): New function.
16408	(get_num_source_ranges_for_substring): New function.
16409	(class selftest::lexer_test_options): New class.
16410	(struct selftest::lexer_test): New struct.
16411	(class selftest::ebcdic_execution_charset): New class.
16412	(selftest::ebcdic_execution_charset::s_singleton): New variable.
16413	(selftest::lexer_test::lexer_test): New constructor.
16414	(selftest::lexer_test::~lexer_test): New destructor.
16415	(selftest::lexer_test::get_token): New method.
16416	(selftest::assert_char_at_range): New function.
16417	(ASSERT_CHAR_AT_RANGE): New macro.
16418	(selftest::assert_num_substring_ranges): New function.
16419	(ASSERT_NUM_SUBSTRING_RANGES): New macro.
16420	(selftest::assert_has_no_substring_ranges): New function.
16421	(ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
16422	(selftest::test_lexer_string_locations_simple): New function.
16423	(selftest::test_lexer_string_locations_ebcdic): New function.
16424	(selftest::test_lexer_string_locations_hex): New function.
16425	(selftest::test_lexer_string_locations_oct): New function.
16426	(selftest::test_lexer_string_locations_letter_escape_1): New function.
16427	(selftest::test_lexer_string_locations_letter_escape_2): New function.
16428	(selftest::test_lexer_string_locations_ucn4): New function.
16429	(selftest::test_lexer_string_locations_ucn8): New function.
16430	(selftest::uint32_from_big_endian): New function.
16431	(selftest::test_lexer_string_locations_wide_string): New function.
16432	(selftest::uint16_from_big_endian): New function.
16433	(selftest::test_lexer_string_locations_string16): New function.
16434	(selftest::test_lexer_string_locations_string32): New function.
16435	(selftest::test_lexer_string_locations_u8): New function.
16436	(selftest::test_lexer_string_locations_utf8_source): New function.
16437	(selftest::test_lexer_string_locations_concatenation_1): New
16438	function.
16439	(selftest::test_lexer_string_locations_concatenation_2): New
16440	function.
16441	(selftest::test_lexer_string_locations_concatenation_3): New
16442	function.
16443	(selftest::test_lexer_string_locations_macro): New function.
16444	(selftest::test_lexer_string_locations_stringified_macro_argument):
16445	New function.
16446	(selftest::test_lexer_string_locations_non_string): New function.
16447	(selftest::test_lexer_string_locations_long_line): New function.
16448	(selftest::test_lexer_char_constants): New function.
16449	(selftest::input_c_tests): Call the new test functions once per
16450	case within the line_table test matrix.
16451	* input.h (struct string_concat): New struct.
16452	(struct location_hash): New struct.
16453	(class string_concat_db): New class.
16454	* substring-locations.h: New header.
16455
164562016-08-05  Patrick Palka  <ppalka@gcc.gnu.org>
16457
16458	PR tree-optimization/72810
16459	* tree-vrp.c (simplify_switch_using_ranges): Avoid changing
16460	the type of the case labels when truncating.
16461
164622016-08-05  James Greenhalgh  <james.greenhalgh@arm.com>
16463
16464	PR Target/72819
16465	* config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
16466	(aarch64_fp16_ptr_type_node): Likewise.
16467	* config/aarch64/aarch64-simd-builtins.c
16468	(aarch64_fp16_ptr_type_node): Define.
16469	(aarch64_init_fp16_types): New, refactored out of...
16470	(aarch64_init_builtins): ...here, update to call
16471	aarch64_init_fp16_types.
16472	* config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
16473	HFmode.
16474	(aapcs_vfp_sub_candidate): Likewise.
16475
164762016-08-05  Martin Liska  <mliska@suse.cz>
16477	    Joshua Cranmer  <Pidgeot18@gmail.com>
16478
16479	* gcov.c (line_t::has_block): New function.
16480	(enum loop_type): New enum.
16481	(handle_cycle): New function.
16482	(unblock): Likewise.
16483	(circuit): Likewise.
16484	(get_cycles_count): Likewise.
16485	(accumulate_line_counts): Use new loop detection algorithm.
16486
164872016-08-05  Martin Liska  <mliska@suse.cz>
16488
16489	* gcov.c (output_intermediate_file): Rename
16490	function_info::line_next to next_file_fn.
16491	(process_file): Likewise.
16492	(read_graph_file): Likewise.
16493	(accumulate_line_counts): Likewise.
16494	(output_lines): Likewise.
16495
164962016-08-05  Richard Biener  <rguenther@suse.de>
16497
16498	* tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
16499	restriction on threading to a loop header.
16500
165012016-08-05  Richard Biener  <rguenther@suse.de>
16502
16503	* tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
16504	* cfghooks.c (force_nonfallthru): If we ended up splitting a latch
16505	adjust loop info accordingly.
16506
165072016-08-05  Kugan Vivekanandarajah  <kuganv@linaro.org>
16508
16509	* tree-vrp.c (extract_range_basic): Check cfun->after_inlining
16510	before folding call to __builtin_constant_p with parameters to false.
16511
165122016-08-05  Alan Modra  <amodra@gmail.com>
16513
16514	* config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
16515	code accidentally committed 2016-05-02 providing class when given
16516	NO_REGS.
16517
165182016-08-04  Patrick Palka  <ppalka@gcc.gnu.org>
16519
16520	* tree-vrp.c (simplify_switch_using_ranges): Try to truncate
16521	the case label ranges that partially overlap with OP's value
16522	range.
16523
165242016-08-04  Uros Bizjak  <ubizjak@gmail.com>
16525
16526	PR target/72805
16527	* config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
16528	Cast builtin function result to __mmask16 instead of __mmask8.
16529	(_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
16530	(_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
16531	(_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
16532
165332016-08-04  David Malcolm  <dmalcolm@redhat.com>
16534
16535	* selftest.h (ASSERT_TRUE): Reimplement in terms of...
16536	(ASSERT_TRUE_AT): New macro.
16537	(ASSERT_FALSE): Reimplement in terms of...
16538	(ASSERT_FALSE_AT): New macro.
16539	(ASSERT_STREQ_AT): Fix typo in comment.
16540
165412016-08-04  Patrick Palka  <ppalka@gcc.gnu.org>
16542
16543	* gimple.c (preprocess_case_label_vec_for_gimple): When the case
16544	labels are exhaustive, designate the label with the widest
16545	range to be the default label.
16546
165472016-08-04  Andrew Pinski  <apinski@cavium.com>
16548
16549	* config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
16550	(thunderx_tunings): Use thunderx_vector_cost instead of
16551	generic_vector_cost.
16552
165532016-08-04  Martin Liska  <mliska@suse.cz>
16554
16555	* gcov.c (main): Fix GNU coding style.
16556	(output_intermediate_file): Likewise.
16557	(process_file): Likewise.
16558	(generate_results): Likewise.
16559	(release_structures): Likewise.
16560	(create_file_names): Likewise.
16561	(find_source): Likewise.
16562	(read_graph_file): Likewise.
16563	(find_exception_blocks): Likewise.
16564	(canonicalize_name): Likewise.
16565	(make_gcov_file_name): Likewise.
16566	(mangle_name): Likewise.
16567	(accumulate_line_counts): Likewise.
16568	(output_branch_count): Likewise.
16569	(read_line): Likewise.
16570
165712016-08-04  Bernd Edlinger  <bernd.edlinger@hotmail.de>
16572
16573	PR rtl-optimization/71779
16574	* emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
16575	if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
16576	or if it was truncated.
16577
16578	PR rtl-optimization/70903
16579	* cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
16580
165812016-08-04  Kugan Vivekanandarajah  <kuganv@linaro.org>
16582
16583	* tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
16584	accessing SSA_NAME_PTR_INFO.
16585
165862016-08-04  Georg-Johann Lay  <avr@gjlay.de>
16587
16588	PR 70677
16589	* common/config/avr/avr-common.c (avr_option_optimization_table)
16590	[OPT_LEVELS_ALL]: Turn off -fcaller-saves.
16591
165922016-08-04  Georg-Johann Lay  <avr@gjlay.de>
16593
16594	PR 55181
16595	* config/avr/avr.md: New pattern to work around do_store_flag
16596	generating shift instructions for bit extractions.
16597
165982016-08-04  Kugan Vivekanandarajah  <kuganv@linaro.org>
16599
16600	* tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
16601	BITMAP_ALLOC.
16602	(add_equivalence): Likewise.
16603	(get_value_range): Allocate value range with vrp_value_range_pool.
16604	(vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
16605	(vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
16606
166072016-08-03  Peter Bergner  <bergner@vnet.ibm.com>
16608
16609	* config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
16610	the default for the rs6000 port.
16611
166122016-08-03  Bernd Edlinger  <bernd.edlinger@hotmail.de>
16613
16614	PR middle-end/71876
16615	* calls.c (special_function_p): Remove special handling of
16616	"setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
16617	prefix "__x".  Recognize "savectx", "vfork" and "getcontext" only
16618	without prefix.  Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
16619
166202016-08-03  Vladimir Makarov  <vmakarov@redhat.com>
16621
16622	PR middle-end/72778
16623	* lra-spills.c (regno_in_use_p): Check bb and regno modification.
16624	Don't stop on regular insns.
16625
166262016-08-03  Nathan Sidwell  <nathan@codesourcery.com>
16627
16628	* config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
16629	size to DImode boundary.
16630	(nvptx_propagate): Likewise.
16631
166322016-08-03  Alan Modra  <amodra@gmail.com>
16633
16634	* config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
16635	float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
16636	* config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
16637	from -mefficient-unaligned-vector.  Note that this affects fp too.
16638
166392016-08-03  Alan Modra  <amodra@gmail.com>
16640
16641	* config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
16642	cost more.
16643
166442016-08-03  Alan Modra  <amodra@gmail.com>
16645
16646	* config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
16647	to a reg.  Localize vars.
16648
166492016-08-03  Alan Modra  <amodra@gmail.com>
16650
16651	* config/rs6000/rs6000.opt: Remove negatives from help strings
16652	and comments.
16653
166542016-08-03  Alan Modra  <amodra@gmail.com>
16655
16656	* config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
16657	Delete duplicated code.
16658
166592016-08-02  Vladimir Makarov  <vmakarov@redhat.com>
16660
16661	PR middle-end/72778
16662	* lra-spills.c (regno_in_use_p): New.
16663	(lra_final_code_change): Use it.
16664
166652016-08-02  Vladimir Makarov  <vmakarov@redhat.com>
16666
16667	PR rtl-optimization/69847
16668	* lra-int.h (struct lra-reg): Use restore_rtx instead of
16669	restore_regno.
16670	(lra_rtx_hash): New.
16671	* lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
16672	of restore_regno.
16673	(lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
16674	* lra-remat.c (rtx_hash): Rename and Move to lra.c.
16675	* lra-spills.c (lra_final_code_change): Don't delete insn when the
16676	next insn is USE with the same reg as the current insn source.
16677	* lra-constraints.c (curr_insn_transform): Use restore_rtx instead
16678	of restore_regno.
16679	(lra_constraints_init): Call initiate_invariants.
16680	(lra_constraints_finish): Call finish_invariants.
16681	(struct invariant, invariant_t, invariant_ptr_t): New.
16682	(const_invariant_ptr_t, invariants, invariants_pool): New.
16683	(invariant_table, invariant_hash, invariant_eq_p): New.
16684	(insert_invariant, initiate_invariants, finish_invariants): New.
16685	(clear_invariants, invalid_invariant_regs): New.
16686	(inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
16687	instead of restore_regno.
16688	(invariant_p, process_invariant_for_inheritance): New.
16689	(inherit_in_ebb): Implement invariant inheritance.
16690	(lra_inheritance): Initialize and finalize invalid_invariant_regs.
16691	(remove_inheritance_pseudos): Implement undoing invariant
16692	inheritance.
16693	(undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
16694	instead of restore_regno.
16695	* lra-assigns.c (regno_live_length): New.
16696	(reload_pseudo_compare_func): Use regno_live_length.
16697	(assign_by_spills): Use restore_rtx instead of restore_regno.
16698	(lra_assign): Ditto.  Initiate regno_live_length.
16699
167002016-02-08  James Greenhalgh  <james.greenhalgh@arm.com>
16701
16702	* config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
16703	__builtin_aarch64_fmindf.
16704
167052016-08-02  Bin Cheng  <bin.cheng@arm.com>
16706
16707	PR tree-optimization/34114
16708	* tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
16709	information for more control IVs.
16710
167112016-08-02  Bin Cheng  <bin.cheng@arm.com>
16712
16713	PR tree-optimization/34114
16714	* fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
16715	PLUS_EXPR case.  Handle SSA_NAME case.
16716
167172016-08-02  Tamar Christina  <tamar.christina@arm.com>
16718
16719	* config/aarch64/aarch64-simd-builtins.def
16720	(__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
16721	(__builtin_aarch64_fmaxdf): Likewise.
16722	(__builtin_aarch64_smin_nandf): Likewise.
16723	(__builtin_aarch64_smax_nandf): Likewise.
16724	* config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
16725	* config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
16726	(<fmaxmin><mode>3): ...this.
16727	* config/aarch64/arm_neon.h (vmaxnm_f64): New.
16728	(vminnm_f64): Likewise.
16729	(vmin_f64): Likewise.
16730	(vmax_f64): Likewise.
16731	* config/aarch64/iterators.md (FMAXMIN): Merge with...
16732	(FMAXMIN_UNS): ...this.
16733	(fmaxmin): Merged with
16734	(fmaxmin_op): ...this...
16735	(maxmin_uns_op): ...in to this.
16736
167372016-08-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
16738
16739	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16740	Add support for vec_extract on vector float, vector int, vector
16741	short, and vector char vector types.
16742	* config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
16743	vector float, vector int, vector short, and vector char
16744	optimizations on 64-bit ISA 2.07 systems for both constant and
16745	variable element numbers.
16746	(rs6000_split_vec_extract_var): Likewise.
16747	* config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
16748	Altivec registers on ISA 2.07 and above.
16749	(vsx_extract_v4sf): Delete alternative that hard coded element 0,
16750	which never was matched due to the split occuring before register
16751	allocation (and the code would not have worked on little endian
16752	systems if it did match).  Allow extracts to go to the Altivec
16753	registers if ISA 2.07 (power8).  Change from using "" around the
16754	C++ code to using {}'s.
16755	(vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
16756	vec_extracts when the vector is in memory.
16757	(vsx_extract_v4sf_var): New insn to optimize vector float
16758	vec_extracts when the element number is variable on 64-bit ISA
16759	2.07 systems.
16760	(vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
16761	for 64-bit ISA 2.07 as well as ISA 3.0.
16762	(vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
16763	(vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
16764	(vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
16765	optimize vector int, vector short, and vector char vec_extracts
16766	when the vector is in memory.
16767	(vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
16768	optimize vector int, vector short, and vector char vec_extracts
16769	when the element number is variable.
16770
167712016-08-01  Georg-Johann Lay  <avr@gjlay.de>
16772
16773	PR target/71948
16774	* config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
16775	does not overlap with other symbol flags.
16776
167772016-08-01  Wilco Dijkstra  <wdijkstr@arm.com>
16778
16779	* config/aarch64/aarch64.h (aarch64_frame):
16780	Remove padding0 and hardfp_offset.  Add locals_offset,
16781	initial_adjust, callee_adjust, callee_offset and final_adjust.
16782	* config/aarch64/aarch64.c (aarch64_layout_frame):
16783	Remove unused padding0 and hardfp_offset initializations.
16784	Choose frame layout and set frame variables accordingly.
16785	Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
16786	(aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
16787	(aarch64_pop_regs): Likewise.
16788	(aarch64_expand_prologue): Remove all decision code, just emit
16789	prolog according to frame variables.
16790	(aarch64_expand_epilogue): Remove all decision code, just emit
16791	epilog according to frame variables.
16792	(aarch64_initial_elimination_offset): Use offset to local/arg area.
16793
167942015-08-01  H.J. Lu  <hongjiu.lu@intel.com>
16795
16796	PR target/72748
16797	* config/i386/i386.c (timode_scalar_chain::convert_insn): Call
16798	fix_debug_reg_uses after changing source register mode to
16799	V1TImode if source register is undefined.
16800
168012015-08-01  Alan Hayward  <alan.hayward@arm.com>
16802
16803	PR tree-optimization/71818
16804	* tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
16805	with non invariant evolutions
16806
168072016-08-01  Georg-Johann Lay  <avr@gjlay.de>
16808
16809	PR target/72767
16810	* config/avr/avr.md (length) [branch]: Correct insn length
16811	attribute for forward branches.
16812
168132016-08-01  Georg-Johann Lay  <avr@gjlay.de>
16814
16815	* doc/extend.texi (AVR Built-in Functions): Document
16816	__builtin_avr_nops.
16817	* config/avr/builtins.def (NOPS): New.
16818	* config/avr/avr.c (avr_expand_nops): New static function.
16819	(avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
16820
168212016-08-01  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
16822
16823	* config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
16824	performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
16825	addresses.
16826
168272016-08-01  Virendra Pathak  <virendra.pathak@broadcom.com>
16828
16829	* config/aarch64/aarch64.c (vulcan_tunings): Update
16830	vulcan L1 cache_line_size.
16831
168322016-07-30  Michael Meissner  <meissner@linux.vnet.ibm.com>
16833
16834	* config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
16835	function that takes a vector memory address, a hard register, an
16836	element number and a temporary base register, and recreates an
16837	address that points to the appropriate element within the vector.
16838	* config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
16839	(rs6000_split_vec_extract_var): Add support for the target of a
16840	vec_extract with variable element number being a scalar memory
16841	location.
16842	(rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
16843	swappable.
16844	* config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
16845	vsx_extract_<mode>_load insn with a new insn that optimizes
16846	storing either element to a memory location, using scratch
16847	registers to pick apart the vector and reconstruct the address.
16848	(vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
16849	(vsx_extract_<mode>_store): Rework alternatives to more correctly
16850	support Altivec registers.  Add support for ISA 3.0 Altivec d-form
16851	store instruction.
16852	(vsx_extract_<mode>_var): Add support for extracting a variable
16853	element number from memory.
16854
168552016-07-29  Georg-Johann Lay  <avr@gjlay.de>
16856
16857	* config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
16858	when testing for compares against constants of the form 0xabab.
16859
168602016-07-29  Bin Cheng  <bin.cheng@arm.com>
16861
16862	PR tree-optimization/57558
16863	* tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
16864	function.
16865	(vect_loop_versioning): Support versioning with niter assumptions.
16866	* tree-vect-loop.c (tree-ssa-loop.h): Include header file.
16867	(vect_get_loop_niters): New parameter.  Reimplement to support
16868	assumptions in loop niter info.
16869	(vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
16870	(new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
16871	(vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
16872	Support loop versioning for niters.
16873	* tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
16874	(vect_free_loop_info_assumptions): New function.
16875	(vectorize_loops): Free loop niter info for loops with flag
16876	LOOP_F_ASSUMPTIONS set if vectorization failed.
16877	* tree-vectorizer.h (struct _loop_vec_info): New field
16878	num_iters_assumptions.
16879	(LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
16880	(LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
16881	(LOOP_REQUIRES_VERSIONING): New macro.
16882	(vect_free_loop_info_assumptions): New decl.
16883
168842016-07-29  Bin Cheng  <bin.cheng@arm.com>
16885
16886	* cfgloop.h (struct loop): New field constraints.
16887	(LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
16888	(loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
16889	functions.
16890	* cfgloop.c (alloc_loop): Initialize new field.
16891	* cfgloopmanip.c (copy_loop_info): Copy constraints.
16892	* tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
16893	Adjust niter analysis wrto loop constraints.
16894	* doc/loop.texi (@node Number of iterations): Add description for loop
16895	constraints.
16896
168972016-07-29  Marek Polacek  <polacek@redhat.com>
16898
16899	PR c/7652
16900	* config/i386/i386.c (ix86_expand_args_builtin): Add break.
16901	(ix86_expand_round_builtin): Likewise.
16902
169032016-07-29  Segher Boessenkool  <segher@kernel.crashing.org>
16904	    Georg-Johann Lay  <avr@gjlay.de>
16905
16906	PR rtl-optimization/71976
16907	* combine.c (get_last_value): Return 0 if the argument for which
16908	the function is called has a wider mode than the recorded value.
16909
169102016-07-29  Marek Polacek  <polacek@redhat.com>
16911
16912	PR c/7652
16913	* config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
16914	(altivec_expand_st_builtin): Likewise.
16915
169162016-07-29  Georg-Johann Lay  <avr@gjlay.de>
16917
16918	* config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
16919	introduced in r238381.
16920
169212016-07-29  Kugan Vivekanandarajah  <kuganv@linaro.org>
16922
16923	PR middle-end/68217
16924	* tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
16925	& sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
16926
169272016-07-28  Michael Meissner  <meissner@linux.vnet.ibm.com>
16928
16929	* config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
16930	New declaration.
16931	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16932	Add support for vec_extract of vector double or vector long having
16933	a variable element number on 64-bit ISA 2.07 systems or newer.
16934	* config/rs6000/rs6000.c (rs6000_expand_vector_extract):
16935	Likewise.
16936	(rs6000_split_vec_extract_var): New function to split a
16937	vec_extract built-in function with variable element number.
16938	(rtx_is_swappable_p): Variable vec_extracts and shifts are not
16939	swappable.
16940	* config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
16941	(UNSPEC_VSX_EXTRACT): Likewise.
16942	(vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
16943	direct move instructions to be generated on 64-bit ISA 2.07
16944	systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
16945	instruction.
16946	(vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
16947	arguments for vec_extract variable element.
16948	(vsx_extract_<mode>_var, VSX_D iterator): New insn to support
16949	vec_extract with variable element on V2DFmode and V2DImode
16950	vectors.
16951	* config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
16952	-mupper-regs-df requirement, since it isn't needed.
16953	(TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
16954	do direct moves on 64-bit systems, which allows optimization of
16955	vec_extract on 64-bit ISA 2.07 systems and newer.
16956
169572016-07-28  Kristina Martsenko  <kristina.martsenko@arm.com>
169582016-07-28  Wilco Dijkstra  <wdijkstr@arm.com>
16959
16960	 * config/aarch64/aarch64.md
16961	(zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
16962	statement and type.
16963	(<optab>qihi2_aarch64): Likewise, and split into two.
16964	(extendqihi2_aarch64): New.
16965	(zero_extendqihi2_aarch64): New.
16966	* config/aarch64/iterators.md (ldrxt): Remove.
16967	* config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
16968	uxtb/uxth.
16969
169702016-07-28  Kristina Martsenko  <kristina.martsenko@arm.com>
16971
16972	* config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
16973
169742016-07-28  Wilco Dijkstra  <wdijkstr@arm.com>
16975
16976	* config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
16977	(aarch64_push_reg): New function to push 1 or 2 registers.
16978	(aarch64_pop_reg): New function to pop 1 or 2 registers.
16979	(aarch64_expand_prologue): Use aarch64_push_regs.
16980	(aarch64_expand_epilogue): Use aarch64_pop_regs.
16981
169822016-07-28  Yuri Rumyantsev  <ysrumyan@gmail.com>
16983
16984	PR tree-optimization/71734
16985	* tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
16986	attribute instead of REF_LOOP and use it.
16987	(ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
16988	set it for Loops having non-zero safelen attribute.
16989	(ref_indep_loop_p): Pass zero as initial value for safelen.
16990
169912016-07-28  Ilya Enkovich  <ilya.enkovich@intel.com>
16992
16993	PR middle-end/72657
16994	PR target/72683
16995	* tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
16996	call using chkp_gimple_call_builtin_p.
16997	(chkp_copy_bounds_for_assign): Likewise.
16998
169992016-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
17000
17001	* config/alpha/alpha.c (alpha_adjust_cost): Adjust.
17002	* config/arm/arm-protos.h (struct tune_params): Likewise.
17003	* config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
17004	(cortex_a9_sched_adjust_cost): Likewise.
17005	(fa726te_sched_adjust_cost): Likewise.
17006	(arm_adjust_cost): Likewise.
17007	* config/bfin/bfin.c (bfin_adjust_cost): Likewise.
17008	* config/c6x/c6x.c (c6x_adjust_cost): Likewise.
17009	* config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
17010	* config/i386/i386.c (ix86_adjust_cost): Likewise.
17011	* config/ia64/ia64.c: Likewise.
17012	* config/m68k/m68k.c: Likewise.
17013	* config/mep/mep.c (mep_adjust_cost): Likewise.
17014	* config/microblaze/microblaze.c (microblaze_adjust_cost):
17015	* Likewise.
17016	* config/mips/mips.c (mips_adjust_cost): Likewise.
17017	* config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
17018	* Likewise.
17019	* config/pa/pa.c (pa_adjust_cost): Likewise.
17020	* config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
17021	(rs6000_debug_adjust_cost): Likewise.
17022	* config/sh/sh.c (sh_adjust_cost): Likewise.
17023	* config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
17024	(hypersparc_adjust_cost): Likewise.
17025	(sparc_adjust_cost): Likewise.
17026	* config/spu/spu.c (spu_sched_adjust_cost): Likewise.
17027	* config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
17028	* config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
17029	* Likewise.
17030	* config/visium/visium.c (visium_adjust_cost): Likewise.
17031	* doc/tm.texi: Regenerate.
17032	* haifa-sched.c (dep_cost_1): Adjust.
17033	* target.def: Merge adjust_cost and adjust_cost_2.
17034
170352016-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
17036
17037	* haifa-sched.c (add_to_speculative_block): Make twins a vector.
17038
170392016-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
17040
17041	* store-motion.c (struct st_expr): Make pattern_regs a vector.
17042	(extract_mentioned_regs): Append to a vector instead of
17043	returning a rtx_expr_list.
17044	(st_expr_entry): Adjust.
17045	(free_st_expr_entry): Likewise.
17046	(store_ops_ok): Likewise.
17047	(store_killed_in_insn): Likewise.
17048	(find_moveable_store): Likewise.
17049
170502016-07-28  Martin Liska  <mliska@suse.cz>
17051
17052	PR gcov-profile/68025
17053	* tree-profile.c (tree_profiling): Respect
17054	no_profile_instrument_function attribute.
17055	* doc/extend.texi: Document no_profile_instrument_function
17056	attribute.
17057
170582016-07-28  Martin Liska  <mliska@suse.cz>
17059
17060	PR rtl-optimization/70944
17061	* combine.c (make_compound_operation):
17062	Do not allow make_compound_operation for vector mode
17063
170642016-07-28  Kugan Vivekanandarajah  <kuganv@linaro.org>
17065
17066	PR middle-end/71994
17067	* tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
17068	 before calling get_ops.
17069
170702016-07-27  Bernd Edlinger  <bernd.edlinger@hotmail.de>
17071
17072	* defaults.h (LOG2_BITS_PER_UNIT): Move from here...
17073	* tree.h (LOG2_BITS_PER_UNIT): ...to here.
17074	(BITS_PER_UNIT_LOG): Remove.
17075	(int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
17076	* expr.c (expand_assignment): Likewise.
17077	* stor-layout.c (initialize_sizetypes): Likewise.
17078
170792016-07-27  Michael Meissner  <meissner@linux.vnet.ibm.com>
17080
17081	* config/rs6000/vector.md (vec_extract<mode>): Change the calling
17082	signature of rs6000_expand_vector_extract so that the element
17083	number is a RTX instead of a constant integer.
17084	* config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
17085	Likewise.
17086	* config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
17087	(altivec_expand_vec_ext_builtin): Likewise.
17088	* config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
17089	* config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
17090	MFVSRLD instruction.
17091
170922016-07-27  David Malcolm  <dmalcolm@redhat.com>
17093
17094	* input.c (get_pure_location): Move here from tree.c.
17095	(make_location): Likewise.  Add header comment.
17096	(selftest::test_accessing_ordinary_linemaps): Verify
17097	pure_location_p, make_location, get_location_from_adhoc_loc and
17098	get_range_from_loc.
17099	* input.h (get_pure_location): Move declaration here from tree.h.
17100	(get_finish): Likewise for inline function.
17101	(make_location): Likewise for declaration.
17102	* tree.c (get_pure_location): Move to input.c.
17103	(make_location): Likewise.
17104	* tree.h (get_pure_location): Move declaration to tree.h.
17105	(get_finish): Likewise for inline function.
17106	(make_location): Likewise for declaration.
17107
171082016-07-27  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
17109
17110	PR middle-end/71078
17111	* match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
17112
171132016-07-27  David Malcolm  <dmalcolm@redhat.com>
17114
17115	* system.h (STATIC_ASSERT): Use static_assert if building
17116	with C++11 onwards.
17117
171182016-07-27  Richard Biener  <rguenther@suse.de>
17119
17120	PR tree-optimization/72517
17121	* tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
17122	Revert change to not compute read-read dependences.
17123
171242016-07-27  Richard Biener  <rguenther@suse.de>
17125
17126	* predict.c (set_even_probabilities): Make nedges unsigned.
17127
171282016-07-27  Martin Liska  <mliska@suse.cz>
17129
17130	* predict.c (set_even_probabilities): Handle unlikely edges.
17131	(combine_predictions_for_bb): Likewise.
17132
171332016-07-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
17134
17135	PR target/71869
17136	* config/rs6000/rs6000.c (rs6000_generate_compare): Rework
17137	__float128 support when we don't have hardware support, so that
17138	the IEEE built-in functions like isgreater, first call __unordkf3
17139	to make sure neither operand is a NaN, and if both operands are
17140	ordered, do the normal comparison.
17141
171422016-07-26  Patrick Palka  <ppalka@gcc.gnu.org>
17143
17144	* tree-vrp.c (dump_asserts_for): Print loc->expr instead of
17145	name.
17146	(extract_code_and_val_from_cond_with_ops): Verify that name is
17147	either cond_op0 or cond_op1.
17148
171492016-07-26  Patrick Palka  <ppalka@gcc.gnu.org>
17150
17151	PR tree-optimization/18046
17152	* genmodes.c (emit_mode_size_inline): Emit an assert that
17153	verifies that mode is a valid array index.
17154	(emit_mode_nuinits_inline): Likewise.
17155	(emit_mode_inner_inline): Likewise.
17156	(emit_mode_unit_size_inline): Likewise.
17157	(emit_mode_unit_precision_inline): Likewise.
17158	* tree-vrp.c: Include params.h.
17159	(find_switch_asserts): Register edge assertions for the default
17160	label which correspond to the anti-ranges of each case label.
17161	* params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
17162	* doc/invoke.texi: Document it.
17163
171642016-07-26  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
17165
17166	* gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
17167	and unnecessary call to gimple_bb.
17168
171692016-07-26  Richard Biener  <rguenther@suse.de>
17170
17171	PR rtl-optimization/71984
17172	* simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
17173	for VOIDmode.
17174
171752016-07-26  Richard Biener  <rguenther@suse.de>
17176
17177	PR middle-end/72517
17178	* expmed.c (extract_bit_field_1): Constrain the vector mode
17179	with element size matching the extraction mode size when
17180	choosing a better vector mode to do the extraction from.
17181
171822016-07-26  Richard Biener  <rguenther@suse.de>
17183	    Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
17184
17185	PR middle-end/70920
17186	* match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
17187	pattern.
17188
171892016-07-26  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
17190
17191	* tree-ssa-structalias.c (struct scc_info): Change types of
17192	members to auto_sbitmap and auto_vec.
17193	(scc_info::scc_info): New constructor.
17194	(scc_info::~scc_info): New destructor.
17195	(init_scc_info): Remove.
17196	(free_scc_info): Remove.
17197	(find_indirect_cycles): Adjust.
17198	(perform_var_substitution): Likewise.
17199	(free_var_substitution_info): Likewise.
17200
172012016-07-26  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
17202
17203	* tree-outof-ssa.c (struct elim_graph): Change type of members
17204	to auto_vec and auto_sbitmap.
17205	(elim_graph::elim_graph): New constructor.
17206	(delete_elim_graph): Remove.
17207	(expand_phi_nodes): Adjust.
17208
172092016-07-26  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
17210
17211	* tree-outof-ssa.c (struct elim_graph): Remove typedef.
17212	(new_elim_graph): Adjust.
17213	(clear_elim_graph): Likewise.
17214	(delete_elim_graph): Likewise.
17215	(elim_graph_size): Likewise.
17216	(elim_graph_add_node): Likewise.
17217	(elim_graph_add_edge): Likewise.
17218	(elim_graph_remove_succ_edge): Likewise.
17219	(eliminate_name): Likewise.
17220	(eliminate_build): Likewise.
17221	(elim_forward): Likewise.
17222	(elim_unvisited_predecessor): Likewise.
17223	(elim_backward): Likewise.
17224	(elim_create): Likewise.
17225	(eliminate_phi): Likewise.
17226	(expand_phi_nodes): Likewise.
17227
172282016-07-26  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
17229
17230	* bt-load.c (compute_out): Use auto_sbitmap class.
17231	(link_btr_uses): Likewise.
17232	* cfganal.c (mark_dfs_back_edges): Likewise.
17233	(post_order_compute): Likewise.
17234	(inverted_post_order_compute): Likewise.
17235	(pre_and_rev_post_order_compute_fn): Likewise.
17236	(single_pred_before_succ_order): Likewise.
17237	* cfgexpand.c (pass_expand::execute): Likewise.
17238	* cfgloop.c (verify_loop_structure): Likewise.
17239	* cfgloopmanip.c (fix_bb_placements): Likewise.
17240	(remove_path): Likewise.
17241	(update_dominators_in_loop): Likewise.
17242	* cfgrtl.c (break_superblocks): Likewise.
17243	* ddg.c (check_sccs): Likewise.
17244	(create_ddg_all_sccs): Likewise.
17245	* df-core.c (df_worklist_dataflow): Likewise.
17246	* dse.c (dse_step3): Likewise.
17247	* except.c (eh_region_outermost): Likewise.
17248	* function.c (thread_prologue_and_epilogue_insns): Likewise.
17249	* gcse.c (prune_expressions): Likewise.
17250	(prune_insertions_deletions): Likewise.
17251	* gimple-ssa-backprop.c (backprop::~backprop): Likewise.
17252	* graph.c (draw_cfg_nodes_no_loops): Likewise.
17253	* ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
17254	* lcm.c (compute_earliest): Likewise.
17255	(compute_farthest): Likewise.
17256	* loop-unroll.c (unroll_loop_constant_iterations): Likewise.
17257	(unroll_loop_runtime_iterations): Likewise.
17258	(unroll_loop_stupid): Likewise.
17259	* lower-subreg.c (decompose_multiword_subregs): Likewise.
17260	* lra-lives.c: Likewise.
17261	* lra.c (lra): Likewise.
17262	* modulo-sched.c (schedule_reg_moves): Likewise.
17263	(optimize_sc): Likewise.
17264	(get_sched_window): Likewise.
17265	(sms_schedule_by_order): Likewise.
17266	(check_nodes_order): Likewise.
17267	(order_nodes_of_sccs): Likewise.
17268	(order_nodes_in_scc): Likewise.
17269	* recog.c (split_all_insns): Likewise.
17270	* regcprop.c (pass_cprop_hardreg::execute): Likewise.
17271	* reload1.c (reload): Likewise.
17272	* sched-rgn.c (haifa_find_rgns): Likewise.
17273	(split_edges): Likewise.
17274	(compute_trg_info): Likewise.
17275	* sel-sched.c (init_seqno): Likewise.
17276	* store-motion.c (remove_reachable_equiv_notes): Likewise.
17277	* tree-into-ssa.c (update_ssa): Likewise.
17278	* tree-ssa-live.c (live_worklist): Likewise.
17279	* tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
17280	* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
17281	* Likewise.
17282	(try_peel_loop): Likewise.
17283	* tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
17284	* Likewise.
17285	* tree-ssa-pre.c (compute_antic): Likewise.
17286	* tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
17287	* tree-stdarg.c (reachable_at_most_once): Likewise.
17288	* tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
17289	* var-tracking.c (vt_find_locations): Likewise.
17290
172912016-07-26  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
17292
17293	* sbitmap.h (auto_sbitmap): New class.
17294
172952016-07-26  Alan Modra  <amodra@gmail.com>
17296
17297	PR target/72103
17298	* config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
17299	sri->t_icode.
17300
173012016-07-25  David Malcolm  <dmalcolm@redhat.com>
17302
17303	* input.c (selftest::temp_source_file::temp_source_file): Fix
17304	missing "%s" in fprintf.
17305
173062016-07-25  John David Anglin  <danglin@gcc.gnu.org>
17307
17308	PR middle-end/71732
17309	* cselib.c (cselib_process_insn): Invalidate argument slots for
17310	const/pure calls.
17311
173122016-07-25  Jiong Wang  <jiong.wang@arm.com>
17313
17314	* config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
17315	vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
17316	vmulxh_lane_f16, vmulxh_laneq_f16): New.
17317
173182016-07-25  Jiong Wang  <jiong.wang@arm.com>
17319
17320	* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17321	* config/aarch64/aarch64.md (fma, fnma): Support HF.
17322	* config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
17323
173242016-07-25  Jiong Wang  <jiong.wang@arm.com>
17325
17326	* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17327	* config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
17328	New.
17329	(<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
17330	(add<mode>3): Likewise.
17331	(sub<mode>3): Likewise.
17332	(mul<mode>3): Likewise.
17333	(div<mode>3): Likewise.
17334	(*div<mode>3): Likewise.
17335	(<fmaxmin><mode>3): Extend to HF.
17336	* config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
17337	(fabd<mode>3): Likewise.
17338	(<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
17339	(<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
17340	(aarch64_fmulx<mode>): Likewise.
17341	(aarch64_fac<optab><mode>): Likewise.
17342	(aarch64_frecps<mode>): Likewise.
17343	(<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
17344	(<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
17345	* config/aarch64/iterators.md (VHSDF_SDF): Delete.
17346	(VSDQ_HSDI): Support HI.
17347	(fcvt_target, FCVT_TARGET): Likewise.
17348	* config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
17349	vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
17350	vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
17351	vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
17352	vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
17353	vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
17354	vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
17355	vrsqrtsh_f16): New.
17356
173572016-07-25  Jiong Wang  <jiong.wang@arm.com>
17358
17359	* config.gcc (aarch64*-*-*): Install arm_fp16.h.
17360	* config/aarch64/aarch64-builtins.c (hi_UP): New.
17361	* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17362	* config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
17363	mode.
17364	(aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
17365	(aarch64_cm<optab><mode>): Likewise.
17366	* config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
17367	(l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
17368	(fix_trunc<GPF:mode><GPI:mode>2): Likewise.
17369	(sqrt<mode>2): Likewise.
17370	(*sqrt<mode>2): Likewise.
17371	(abs<mode>2): Likewise.
17372	(<optab><mode>hf2): New pattern for HF mode.
17373	(<optab>hihf2): Likewise.
17374	* config/aarch64/arm_neon.h: Include arm_fp16.h.
17375	* config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
17376	(w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
17377	Support HF mode.
17378	* config/aarch64/arm_fp16.h: New file.
17379	(vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
17380	vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
17381	vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
17382	vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
17383	vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
17384	vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
17385	vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
17386	vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
17387	vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
17388	vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
17389	vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
17390	vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
17391	vsqrth_f16): New.
17392
173932016-07-25  Jiong Wang  <jiong.wang@arm.com>
17394
17395	* config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
17396	reduc_smin_scal_): Use VDQIF_F16.
17397	(reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
17398	* config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
17399	Use VHSDF.
17400	(aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
17401	* config/aarch64/iterators.md (VDQIF_F16): New.
17402	(vp): Support HF modes.
17403	* config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
17404	vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
17405
174062016-07-25  Jiong Wang  <jiong.wang@arm.com>
17407
17408	* config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
17409	"*aarch64_mulx_elt_from_dup<mode>".
17410	(*aarch64_mul3_elt<mode>): Update schedule type.
17411	(*aarch64_mul3_elt_from_dup<mode>): Likewise.
17412	(*aarch64_fma4_elt_from_dup<mode>): Likewise.
17413	(*aarch64_fnma4_elt_from_dup<mode>): Likewise.
17414	* config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
17415	(f, fp): Support HF modes.
17416	* config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
17417	vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
17418	vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
17419	vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
17420	vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
17421	vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
17422
174232016-07-25  Jiong Wang  <jiong.wang@arm.com>
17424
17425	* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17426	* config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
17427	modes.
17428	* config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
17429	vfmsq_f16): New.
17430
174312016-07-25  Jiong Wang  <jiong.wang@arm.com>
17432
17433	* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17434	* config/aarch64/aarch64-simd.md
17435	(aarch64_rsqrts<mode>): Extend to HF modes.
17436	(fabd<mode>3): Likewise.
17437	(<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
17438	(<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
17439	(aarch64_<maxmin_uns>p<mode>): Likewise.
17440	(<su><maxmin><mode>3): Likewise.
17441	(<maxmin_uns><mode>3): Likewise.
17442	(<fmaxmin><mode>3): Likewise.
17443	(aarch64_faddp<mode>): Likewise.
17444	(aarch64_fmulx<mode>): Likewise.
17445	(aarch64_frecps<mode>): Likewise.
17446	(*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
17447	(add<mode>3): Extend to HF modes.
17448	(sub<mode>3): Likewise.
17449	(mul<mode>3): Likewise.
17450	(div<mode>3): Likewise.
17451	(*div<mode>3): Likewise.
17452	* config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
17453	HF, V4HF and V8HF.
17454	* config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
17455	* config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
17456	vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
17457	vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
17458	vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
17459	vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
17460	vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
17461	vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
17462	vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
17463	vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
17464	vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
17465	vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
17466	vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
17467	vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
17468
174692016-07-25  Jiong Wang  <jiong.wang@arm.com>
17470
17471	* config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
17472	* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17473	* config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
17474	(neg<mode>2): Likewise.
17475	(abs<mode>2): Likewise.
17476	(<frint_pattern><mode>2): Likewise.
17477	(l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
17478	(<optab><VDQF:mode><fcvt_target>2): Likewise.
17479	(<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
17480	(ftrunc<VDQF:mode>2): Likewise.
17481	(<optab><fcvt_target><VDQF:mode>2): Likewise.
17482	(sqrt<mode>2): Likewise.
17483	(*sqrt<mode>2): Likewise.
17484	(aarch64_frecpe<mode>): Likewise.
17485	(aarch64_cm<optab><mode>): Likewise.
17486	* config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
17487	HF, V4HF and V8HF.
17488	* config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
17489	(VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
17490	(stype): New.
17491	* config/aarch64/arm_neon.h (vdup_n_f16): New.
17492	(vdupq_n_f16): Likewise.
17493	(vld1_dup_f16): Use vdup_n_f16.
17494	(vld1q_dup_f16): Use vdupq_n_f16.
17495	(vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
17496	vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
17497	vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
17498	vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
17499	vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
17500	vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
17501	vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
17502	vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
17503	vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
17504	vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
17505	vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
17506	vsqrt_f16, vsqrtq_f16): New.
17507
175082016-07-25  Jiong Wang  <jiong.wang@arm.com>
17509
17510	* config/aarch64/aarch64-simd.md
17511	(aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
17512	(aarch64_ext<mode>): Likewise.
17513	(aarch64_rev<REVERSE:rev_op><mode>): Likewise.
17514	* config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
17515	aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
17516	and V8HFmode.
17517	* config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
17518	float16x8_t.
17519	(__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
17520	__aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
17521	vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
17522	vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
17523	vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
17524	vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
17525	vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
17526	New.
17527	(vmov_n_f16): Reimplement using vdup_n_f16.
17528	(vmovq_n_f16): Reimplement using vdupq_n_f16..
17529
175302016-07-25  Jiong Wang  <jiong.wang@arm.com>
17531
17532	* config/aarch64/aarch64.c (aarch64_add_constant): New parameter
17533	"frame_related_p".  Generate CFA annotation when it's necessary.
17534	(aarch64_expand_prologue): Use aarch64_add_constant.
17535	(aarch64_expand_epilogue): Likewise.
17536	(aarch64_output_mi_thunk): Pass "false" when calling
17537	aarch64_add_constant.
17538
175392016-07-25  Jiong Wang  <jiong.wang@arm.com>
17540
17541	* config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
17542	sequences.
17543
175442016-07-25  Jiong Wang  <jiong.wang@arm.com>
17545
17546	* config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
17547	Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
17548	(aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
17549	(aarch64_build_constant): Delete.
17550
175512016-07-25  Alexander Monakov  <amonakov@ispras.ru>
17552
17553	Revert
17554	2016-07-20  Alexander Monakov  <amonakov@ispras.ru>
17555
17556	* config/nvptx/nvptx.c (nvptx_option_override): Do not set
17557	flag_toplevel_reorder.
17558
175592016-07-25  Richard Biener  <rguenther@suse.de>
17560
17561	* cgraph.c (cgraph_node::verify_node): Compare against builtin
17562	by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
17563	* tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
17564	* tree-streamer.h (streamer_handle_as_builtin_p): Remove.
17565	(streamer_get_builtin_tree): Likewise.
17566	(streamer_write_builtin): Likewise.
17567	* lto-streamer.h (LTO_builtin_decl): Remove.
17568	* lto-streamer-in.c (lto_read_tree_1): Remove assert.
17569	(lto_input_scc): Remove LTO_builtin_decl handling.
17570	(lto_input_tree_1): Liekwise.
17571	* lto-streamer-out.c (lto_output_tree_1): Remove special
17572	handling of builtins.
17573	(DFS::DFS): Likewise.
17574	* tree-streamer-in.c (streamer_get_builtin_tree): Remove.
17575	* tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
17576	assert.
17577	(streamer_write_builtin): Remove.
17578
175792016-07-25  Martin Liska  <mliska@suse.cz>
17580
17581	* lto-cgraph.c (input_symtab): Don't call get_working_sets
17582	if flag_auto_profile is set to true.
17583
175842016-07-25  Martin Liska  <mliska@suse.cz>
17585
17586	PR gcov-profile/71868
17587	* cfgloopanal.c (expected_loop_iterations_unbounded): When we
17588	have a function with multiple latches, count them all.
17589
175902016-07-25  Martin Liska  <mliska@suse.cz>
17591
17592	* tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
17593
175942016-07-25  Martin Liska  <mliska@suse.cz>
17595
17596	PR tree-optimization/71987
17597	* tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
17598	just for SSA_NAMEs. Fix GNU coding style.
17599
176002016-07-25  Martin Liska  <mliska@suse.cz>
17601
17602	PR gcov-profile/64874
17603	* gcov-io.h: Update command about file format.
17604	* gcov-iov.c (main): Adapt the numbering scheme.
17605
176062016-07-24  Kugan Vivekanandarajah  <kuganv@linaro.org>
17607
17608	PR middle-end/66726
17609	* tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
17610	whose result is used in PHI.
17611	(final_range_test_p): Likewise.
17612	(maybe_optimize_range_tests): Likewise.
17613
176142016-07-22  Michael Meissner  <meissner@linux.vnet.ibm.com>
17615
17616	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17617	Reformat two multi-line strings.
17618
176192016-07-22  Martin Sebor  <msebor@redhat.com>
17620
17621	* doc/extend.texi (Compound Literals): Add '@' missed in last commit.
17622
176232016-07-22  Martin Sebor  <msebor@redhat.com>
17624
17625	PR c/71560
17626	* doc/extend.texi (Compound Literals): Correct and clarify.
17627	(Cast to Union): Same.
17628
176292016-07-22  Kelvin Nilsen  <kelvin@gcc.gnu.org>
17630
17631	* config/rs6000/rs6000.c (rs6000_option_override_internal): Add
17632	comments to explain why certain error messages make mention of
17633	undocumented options.
17634	(rs6000_invalid_builtin): Change error messages to replace mention
17635	of undocumented options with mention of the -mcpu=power9 option
17636	that enables those undocumented options.
17637	* config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
17638	(RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
17639	definition of this macro to correct an existing error.
17640	* config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
17641	mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
17642	* doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
17643	descriptions of built-in functions so that they depend on
17644	-mcpu=power9 instead of on the corresponding undocumented flags.
17645	* doc/invoke.texi (Option Summary):  Remove all mention of newly
17646	undocumented flags.
17647	(IBM RS/6000 and PowerPC Options): Likewise.
17648	* doc/md.texi (Constraints for Particuliar Machines): Remove all
17649	mention of newly undocumented flags.
17650
176512016-07-22  Evgeny Stupachenko  <evstupac@gmail.com>
17652
17653	* ipa-cp.c (determine_versionability): Do not create constprop clones,
17654	when target_clones attribute is set.
17655
176562016-07-22  Bin Cheng  <bin.cheng@arm.com>
17657
17658	* common.opt (funsafe-loop-optimizations): Mark ignore.
17659	* doc/invoke.texi (funsafe-loop-optimizations): Remove.
17660	* loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
17661	related code.
17662	* tree-ssa-loop-niter.c (finite_loop_p): Ditto.
17663	* config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
17664
176652016-07-22  Bin Cheng  <bin.cheng@arm.com>
17666
17667	* tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
17668	Parameter.
17669	* tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
17670	Parameter.
17671	(number_of_iterations_exit): Warn missed loop optimization for
17672	possible infinite loops.
17673
176742016-07-22  Segher Boessenkool  <segher@kernel.crashing.org>
17675
17676	PR target/71216
17677	* config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
17678	when to emit a ".machine" pseudo-op.
17679
176802016-07-22  Martin Liska  <mliska@suse.cz>
17681
17682	PR gcov-profile/69028
17683	PR gcov-profile/62047
17684	* coverage.c (coverage_compute_lineno_checksum): Do not
17685	calculate checksum for fns w/o xloc.file.
17686	(coverage_compute_profile_id): Likewise.
17687
176882016-07-22  Georg-Johann Lay  <avr@gjlay.de>
17689
17690	* config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
17691	(avr_secondary_reload): ...and implementation.
17692	(avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
17693	* config/avr/avr.md (reload_in<mode>): Remove insns.
17694	(adjust_len) [lpm]: Remove insn attribute value.
17695	* config/avr/predicates.md (flash_operand): Remove insn predicate.
17696
176972016-07-21  Bernd Edlinger  <bernd.edlinger@hotmail.de>
17698
17699	PR middle-end/71876
17700	* builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
17701	attribute.
17702	* builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
17703	* calls.c (special_function_p): Remove the special handling of the
17704	"__builtin_" prefix.
17705
177062016-07-21  Bernd Edlinger  <bernd.edlinger@hotmail.de>
17707
17708	PR middle-end/71876
17709	* calls.c (gimple_maybe_alloca_call_p): New function.  Return true
17710	if STMT may be an alloca call.
17711	(gimple_alloca_call_p, alloca_call_p): Return only true for the
17712	builtin alloca call.
17713	* calls.h (gimple_maybe_alloca_call_p): New function.
17714	* tree-inline.c (inline_forbidden_p_stmt): Use
17715	gimple_maybe_alloca_call_p here.
17716
177172016-07-21  David Malcolm  <dmalcolm@redhat.com>
17718
17719	* spellcheck-tree.c (best_macro_match::best_macro_match):
17720	Explictly specify the template arguments when invoking the base
17721	class constructor, to help older C++ compilers.
17722
177232016-07-21  Jakub Jelinek  <jakub@redhat.com>
17724
17725	PR sanitizer/71953
17726	* asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
17727	before builtin_decl_implicit.
17728
177292016-07-21  James Greenhalgh  <james.greenhalgh@arm.com>
17730
17731	* optabs.c (emit_condiitonal_move): Short circuit for identical
17732	sources.
17733
177342016-07-21  James Greenhalgh  <james.greenhalgh@arm.com>
17735
17736	* ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
17737	max_seq_cost.  Removed fields: then_cost, else_cost, branch_cost.
17738	(noce_conversion_profitable_p): New.
17739	(noce_try_store_flag_constants): Use it.
17740	(noce_try_addcc): Likewise.
17741	(noce_try_store_flag_mask): Likewise.
17742	(noce_try_cmove): Likewise.
17743	(noce_try_cmove_arith): Likewise.
17744	(bb_valid_for_noce_process_p): Add to the cost parameter rather than
17745	overwriting it.
17746	(noce_convert_multiple_sets): Move cost model to here, from...
17747	(bb_ok_for_noce_convert_multiple_sets) ...here.
17748	(noce_process_if_block): Update calls for above changes.
17749	(noce_find_if_block): Record new noce_if_info parameters.
17750
177512016-07-21  James Greenhalgh  <james.greenhalgh@arm.com>
17752
17753	* target.def (max_noce_ifcvt_seq_cost): New.
17754	* doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
17755	* doc/tm.texi: Regenerate.
17756	* targhooks.h (default_max_noce_ifcvt_seq_cost): New.
17757	* targhooks.c (default_max_noce_ifcvt_seq_cost): New.
17758	* params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
17759	(PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
17760	* doc/invoke.texi: Document new params.
17761
177622016-07-21  Richard Biener  <rguenther@suse.de>
17763
17764	PR tree-optimization/71947
17765	* tree-vrp.c (extract_range_from_assert): Singleton symbolic
17766	ranges have useful limit_vr information.
17767
177682016-07-21  Richard Biener  <rguenther@suse.de>
17769
17770	* function-tests.c (build_trivial_generic_function): Set
17771	BLOCK_SUPERCONTEXT of DECL_INITIAL.
17772	* omp-low.c (create_omp_child_function): Likewise.
17773	(grid_expand_target_grid_body): Likewise.
17774	* cgraphunit.c (init_lowered_empty_function): Likewise.
17775	(cgraph_node::expand_thunk): Likewise.
17776	* tree-parloops.c (create_loop_fn): Likewise.
17777	* ipa.c (cgraph_build_static_cdtor_1): Likewise.
17778
177792016-07-21  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
17780
17781	* tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
17782	in comment.
17783
177842016-07-21  Georg-Johann Lay  <avr@gjlay.de>
17785
17786	* config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
17787	(*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
17788	(*insv.xor-extract, *insv.xor1-bit.0): New insns.
17789	(adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
17790	values for insn attribute.
17791	* config/avr/avr.c (avr_out_insert_notbit): New function.
17792	(avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
17793	ADJUST_LEN_INSV_NOTBIT_0/_7.
17794	* config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
17795
177962016-07-21  Bin Cheng  <bin.cheng@arm.com>
17797
17798	* tree-chrec.c (convert_affine_scev): New parameter.  Pass new arg.
17799	(chrec_convert_1, chrec_convert): Ditto.
17800	* tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
17801	* tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
17802	* tree-vrp.c (adjust_range_with_scev): Ditto.
17803	* tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
17804	(scev_var_range_cant_overflow): New function.
17805	(scev_probably_wraps_p): New parameter.  Call above function.
17806	* tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
17807
178082016-07-21  Bin Cheng  <bin.cheng@arm.com>
17809
17810	* tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
17811	by removing computation of may_be_zero.
17812
178132016-07-21  Jakub Jelinek  <jakub@redhat.com>
17814
17815	* tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
17816
178172016-07-21  Andrew Sutton  <andrew.n.sutton@gmail.com>
17818
17819	Improving concepts performance and diagnostics.
17820	* timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
17821	for constraint satisfaction and subsumption.
17822	* timevar.h (auto_timevar): New constructor that matches the push/pop
17823	pattern of usage in pt.c.
17824
178252016-07-20  Uros Bizjak  <ubizjak@gmail.com>
17826
17827	* hwint.h (HOST_WIDE_INT_0): New define.
17828	(HOST_WIDE_INT_0U): Ditto.
17829	* double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
17830	* dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
17831	* simplify-rtx.c: Ditto.
17832	* tree-object-size.c: Ditto.
17833
178342016-07-20  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
17835
17836	* config/s390/s390.c (s390_encode_section_info): Remove mode size
17837	check.
17838
178392016-07-20  Uros Bizjak  <ubizjak@gmail.com>
17840
17841	* cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
17842	* combine.c: Use HOST_WIDE_INT_M1U instead of
17843	~(unsigned HOST_WIDE_INT) 0.
17844	* double-int.h: Ditto.
17845	* dse.c: Ditto.
17846	* dwarf2asm.c:Ditto.
17847	* expmed.c: Ditto.
17848	* genmodes.c: Ditto.
17849	* match.pd: Ditto.
17850	* read-rtl.c: Ditto.
17851	* tree-ssa-loop-ivopts.c: Ditto.
17852	* tree-ssa-loop-prefetch.c: Ditto.
17853	* tree-vect-generic.c: Ditto.
17854	* tree-vect-patterns.c: Ditto.
17855	* tree.c: Ditto.
17856
178572016-07-20  Georg-Johann Lay  <avr@gjlay.de>
17858
17859	* config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
17860	constant addresses outside [0,0xc0] into a register.
17861	(avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn.  And handle
17862	cases where the base address register is unused after.
17863	(avr_out_movhi_r_mr_reg_disp_tiny): Same.
17864	(avr_out_movhi_mr_r_reg_disp_tiny): Same.
17865	(avr_out_store_psi_reg_disp_tiny): Same.
17866
178672016-07-20  Georg-Johann Lay  <avr@gjlay.de>
17868
17869	Implement attribute progmem on reduced Tiny cores by adding
17870	flash offset 0x4000 to respective symbols.
17871
17872	PR target/71948
17873	* doc/extend.texi (AVR Variable Attributes) [progmem]: Add
17874	documentation how it works on reduced Tiny cores.
17875	(AVR Named Address Spaces): No support for reduced Tiny.
17876	* config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
17877	(avr_address_tiny_pm_p): New static function.
17878	(avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
17879	if the address is in progmem.
17880	(avr_assemble_integer): Same.
17881	(avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
17882	for symbol_ref in progmem.
17883	* config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
17884	* config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
17885	magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
17886
178872016-07-20  Patrick Palka  <ppalka@gcc.gnu.org>
17888
17889	* configure.ac (thin_archive_support): New variable.  AC_SUBST it.
17890	* configure: Regenerate.
17891	* Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
17892	(USE_THIN_ARCHIVES): New variable.
17893	(libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
17894	this archive as a thin archive.
17895
178962016-07-20  David Malcolm  <dmalcolm@redhat.com>
17897
17898	* diagnostic-show-locus.c (diagnostic_show_locus): If this is the
17899	same location as last time, don't skip if we have fix-it hints.
17900	Clarify the skipping logic by converting it from one "if" clause
17901	to repeated "if" clauses.
17902	* spellcheck-tree.c: Include "cpplib.h".
17903	(find_closest_macro_cpp_cb): Move here from c/c-decl.c.
17904	(best_macro_match::best_macro_match): New constructor.
17905	* spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
17906	Move here from c/c-decl.c.
17907	(class best_macro_match): Move here from c/c-decl.c, converting
17908	from a typedef to a subclass, gaining a ctor.
17909
179102016-07-20  Georg-Johann Lay  <avr@gjlay.de>
17911
17912	* config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
17913	* config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
17914	define...
17915	(avr_addr_space_diagnose_usage): ...and implementation.
17916	(avr_addr_space_supported_p): New function.
17917	(avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
17918	report bad address space usage if that space is supported.
17919	(avr_insert_attributes): Same.  No more complain about unsupported
17920	address spaces.
17921	* config/avr/avr-c.c (tm_p.h): Include it.
17922	(avr_cpu_cpp_builtins):	Only define addr-space related built-in
17923	macro if avr_addr_space_supported_p.
17924
179252016-07-20  Alexander Monakov  <amonakov@ispras.ru>
17926
17927	* config/nvptx/nvptx.c (nvptx_option_override): Do not set
17928	flag_toplevel_reorder.
17929
179302016-07-20  David Malcolm  <dmalcolm@redhat.com>
17931
17932	* gcc-rich-location.c
17933	(gcc_rich_location::add_fixit_misspelled_id): New overload, taking
17934	a const char *.
17935	* gcc-rich-location.h
17936	(gcc_rich_location::add_fixit_misspelled_id): Likewise.
17937
179382016-07-20  Georg-Johann Lay  <avr@gjlay.de>
17939
17940	* target.def (addr_space): Add new diagnose_usage to hook vector.
17941	* targhooks.c (default_addr_space_diagnose_usage): Add default
17942	implementation and...
17943	* targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
17944	* c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
17945	is some address space, call targetm.addr_space.diagnose_usage.
17946	* doc/tm.texi.in (Named Address Spaces): Add anchor for
17947	TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
17948	* doc/tm.texi: Regenerate.
17949
179502016-07-20  Martin Liska  <mliska@suse.cz>
17951
17952	PR middle-end/71898
17953	* graphite-isl-ast-to-gimple.c (later_of_the_two):
17954	Properly handly PHI stmts.
17955
179562016-07-20  Bin Cheng  <bin.cheng@arm.com>
17957
17958	PR tree-optimization/71503
17959	PR tree-optimization/71683
17960	* tree-if-conv.c (gen_phi_arg_condition): Record true predicate
17961	and break.
17962
179632016-07-20  Martin Liska  <mliska@suse.cz>
17964
17965	* doc/invoke.texi (-fipa-ra): Document when the option is
17966	disabled. Fix a typo.
17967
179682016-07-20  Martin Liska  <mliska@suse.cz>
17969
17970	* Makefile.in: Include fibonacci_heap.c
17971	* fibonacci_heap.c: New file.
17972	* fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
17973	(fibonacci_heap::union_with): Fix deletion of the second heap.
17974	* selftest-run-tests.c (selftest::run_tests): Incorporate
17975	fibonacci heap tests.
17976	* selftest.h: Declare fibonacci_heap_c_tests.
17977
179782016-07-20  Martin Liska  <mliska@suse.cz>
17979
17980	* selftest-run-tests.c (selftest::run_tests): New function.
17981	* selftest.h (sreal_c_tests): Declare.
17982	* sreal.c (sreal_verify_basics): New function.
17983	(verify_aritmetics): Likewise.
17984	(sreal_verify_arithmetics): Likewise.
17985	(verify_shifting): Likewise.
17986	(sreal_verify_shifting): Likewise.
17987	(void sreal_c_tests): Likewise.
17988
179892016-07-19  Jakub Jelinek  <jakub@redhat.com>
17990
17991	PR rtl-optimization/71916
17992	* cfgrtl.c (contains_no_active_insn_p): Return false also for
17993	bb which have a single succ fake edge.
17994
179952016-07-19  Aldy Hernandez  <aldyh@redhat.com>
17996
17997	PR debug/71855
17998	* dwarf2out.c (gen_subprogram_die): Only call
17999	gen_unspecified_parameters_die while dumping early dwarf.
18000
180012016-07-19  Jakub Jelinek  <jakub@redhat.com>
18002
18003	PR middle-end/71874
18004	* gimple-fold.c (fold_builtin_memory_op): Use
18005	get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
18006
180072016-07-19  Uros Bizjak  <ubizjak@gmail.com>
18008
18009	* builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
18010	HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
18011	HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
18012	HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
18013	* combine.c: Ditto.
18014	* cse.c: Ditto.
18015	* dojump.c: Ditto.
18016	* double-int.c: Ditto.
18017	* dse.c: Ditto.
18018	* dwarf2out.c: Ditto.
18019	* expmed.c: Ditto.
18020	* expr.c: Ditto.
18021	* fold-const.c: Ditto.
18022	* function.c: Ditto.
18023	* fwprop.c: Ditto.
18024	* genmodes.c: Ditto.
18025	* hwint.c: Ditto.
18026	* hwint.h: Ditto.
18027	* ifcvt.c: Ditto.
18028	* loop-doloop.c: Ditto.
18029	* loop-invariant.c: Ditto.
18030	* loop-iv.c: Ditto.
18031	* match.pd: Ditto.
18032	* optabs.c: Ditto.
18033	* real.c: Ditto.
18034	* reload.c: Ditto.
18035	* rtlanal.c: Ditto.
18036	* simplify-rtx.c: Ditto.
18037	* stor-layout.c: Ditto.
18038	* toplev.c: Ditto.
18039	* tree-ssa-loop-ivopts.c: Ditto.
18040	* tree-vect-generic.c: Ditto.
18041	* tree-vect-patterns.c: Ditto.
18042	* tree.c: Ditto.
18043	* tree.h: Ditto.
18044	* ubsan.c: Ditto.
18045	* varasm.c: Ditto.
18046	* wide-int-print.cc: Ditto.
18047	* wide-int.cc: Ditto.
18048	* wide-int.h: Ditto.
18049
180502016-07-19  David Malcolm  <dmalcolm@redhat.com>
18051
18052	* selftest.c (selftest::assert_streq): Handle NULL values of
18053	val_actual and val_expected.
18054
180552016-07-19  Martin Jambor  <mjambor@suse.cz>
18056
18057	PR fortran/71688
18058	* trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
18059	rather than cgraph_create_node to get a call graph node.
18060
180612016-07-19  Richard Biener  <rguenther@suse.de>
18062
18063	* gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
18064	handle all tcc_constant bases and valueize SSA names.
18065	* tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
18066	tcc_constant bases.
18067
180682016-07-19  David Malcolm  <dmalcolm@redhat.com>
18069
18070	* function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
18071	the flags of the exit block and bb2, not just the entry block.
18072
180732016-07-19  Richard Biener  <rguenther@suse.de>
18074
18075	PR tree-optimization/71901
18076	* tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
18077	align member, group stuff with the bitfield.
18078	(vn_ref_op_align_unit): New inline.
18079	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
18080	record element alignment and operand 3 unchanged.
18081	(ao_ref_init_from_vn_reference): Adjust.
18082	(valueize_refs_1): Likewise.
18083	* tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
18084
180852016-07-19  Richard Biener  <rguenther@suse.de>
18086
18087	PR tree-optimization/71908
18088	* tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
18089	symbolic constants in a more reliable way.
18090
180912016-07-19  Ilya Enkovich  <ilya.enkovich@intel.com>
18092
18093	* tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
18094	comment.
18095	(vect_update_inits_of_drs): Likewise.
18096	(vect_create_cond_for_alias_checks): Likewise.
18097	* tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
18098
180992016-07-19  Richard Biener  <rguenther@suse.de>
18100
18101	PR lto/71907
18102	* lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
18103	with an abstract origin that is not an inlined function outer
18104	scope add a self-reference as abstract origin.
18105	* tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
18106
181072016-07-18  Michael Meissner  <meissner@linux.vnet.ibm.com>
18108
18109	PR target/71493
18110	* config/rs6000/rs6000.c (rs6000_function_value): Fix
18111	unintentional System V.4 structure return breakage for structures
18112	with a single floating point element.
18113
181142016-07-18  Yuri Rumyantsev  <ysrumyan@gmail.com>
18115
18116	PR tree-optimization/71734
18117	* tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
18118	contains REF, use it to check safelen, assume that safelen value
18119	must be greater 1, fix style.
18120	(ref_indep_loop_p_2): Add REF_LOOP argument.
18121	(ref_indep_loop_p): Pass LOOP as additional argument to
18122	ref_indep_loop_p_2.
18123
181242016-07-18  Dominik Vogt  <vogt@linux.vnet.ibm.com>
18125
18126	* cfgexpand.c (expand_stack_vars): Implement synamic stack space
18127	allocation in the prologue.
18128	* explow.c (get_dynamic_stack_base): New function to return an address
18129	expression for the dynamic stack base.
18130	(get_dynamic_stack_size): New function to do the required dynamic stack
18131	space size calculations.
18132	(allocate_dynamic_stack_space): Use new functions.
18133	(align_dynamic_address): Move some code from
18134	allocate_dynamic_stack_space to new function.
18135	* explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
18136
181372016-07-18  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
18138
18139	* config/s390/s390.c (s390_encode_section_info): Always set
18140	notaligned marker if mode size is 0 or no MEM_ALIGN info could be
18141	found.
18142
181432016-07-18  Richard Biener  <rguenther@suse.de>
18144
18145	PR tree-optimization/71893
18146	* tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
18147	for sizetype cast added by array_ref_element_size.
18148	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
18149
181502016-07-16  John David Anglin  <danglin@gcc.gnu.org>
18151
18152	* config/pa/pa.c (hppa_profile_hook): Allocate stack space for
18153	register parameters.  Remove code to initialize argument pointer
18154	on TARGET_64BIT.  Optimize call to _mcount when it can be reached
18155	using a pc-relative branch.  Cleanup conditional code.
18156	* config/pa/pa.md (call_mcount): New expander.
18157	(call_mcount_nonpic): New insn.
18158	(call_mcount_pic): New insn and split.
18159	(call_mcount_pic_post_reload): New insn.
18160	(call_mcount_64bit): New insn and split.
18161	(call_mcount_64bit_post_reload): New insn.
18162
181632016-07-15  Georg-Johann Lay  <avr@gjlay.de>
18164
18165	* config/avr/predicates.md (const_m255_to_m1_operand): New.
18166	* config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
18167	* config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
18168	(*cmphi.zero-extend.0, *cmphi.zero-extend.1)
18169	(*usum_widenqihi3, *udiff_widenqihi3)
18170	(*addhi3_zero_extend.const): New combiner insns.
18171	(andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
18172	just 1 bit is affected.
18173	* config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
18174	(avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
18175
181762016-07-15  Cesar Philippidis  <cesar@codesourcery.com>
18177
18178	* omp-low.c (lower_omp_target): Mark data clauses with
18179	GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
18180	zero-length subarrays.
18181
181822016-07-15  Richard Biener  <rguenther@suse.de>
18183
18184	PR tree-optimization/71881
18185	* tree-loop-distribution.c (destroy_loop): Remove blocks in
18186	reverse DOM order to make debug temp generation happy.
18187
181882016-07-15  Richard Biener  <rguenther@suse.de>
18189
18190	PR tree-optimization/71887
18191	* tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
18192	verify it is not zero for division / modulo handling.
18193	(value_replacement): Adjust.
18194
181952016-07-15  Virendra Pathak  <virendra.pathak@broadcom.com>
18196	    Julian Brown  <julian@codesourcery.com>
18197
18198	* config/aarch64/aarch64-cores.def: Update vulcan COSTS.
18199	* config/aarch64/aarch64-cost-tables.h
18200	(vulcan_extra_costs): New variable.
18201	* config/aarch64/aarch64.c
18202	(vulcan_addrcost_table): Likewise.
18203	(vulcan_regmove_cost): Likewise.
18204	(vulcan_vector_cost): Likewise.
18205	(vulcan_branch_cost): Likewise.
18206	(vulcan_tunings): Likewise.
18207
182082016-07-15  Alexander Monakov  <amonakov@ispras.ru>
18209
18210	* cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
18211	(output_in_order): Loop over undefined variables too.  Output them
18212	via assemble_undefined_decl.  Skip variables that correspond to hard
18213	registers or have value-exprs.
18214	* varpool.c (symbol_table::output_variables): Handle undefined
18215	variables together with defined ones.
18216
182172016-07-15  Richard Biener  <rguenther@suse.de>
18218
18219	* tree-ssa-pre.c (get_representative_for): Make sure to return
18220	the value number of SSA names.
18221	(phi_translate_1): get_representative_for cannot return NULL.
18222	(do_pre_regular_insertion): Remove redundant call to
18223	fully_constant_expression.
18224	(do_pre_partial_partial_insertion): Likewise.
18225
182262016-07-15  Bin Cheng  <bin.cheng@arm.com>
18227
18228	* tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
18229	(derive_simple_iv_with_niters): New function.
18230	(simple_iv): Rewrite using simple_iv_with_niters.
18231	* tree-scalar-evolution.h (simple_iv_with_niters): New decl.
18232	* tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
18233	function.
18234	(number_of_iterations_exit): Rewrite using above function.
18235	* tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
18236	Decl.
18237
182382016-07-15  Richard Biener  <rguenther@suse.de>
18239
18240	* config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
18241	vec_construct cost.
18242
182432016-07-14  Jakub Jelinek  <jakub@redhat.com>
18244
18245	PR tree-optimization/71872
18246	* tree-data-ref.c (get_references_in_stmt): Ignore references
18247	with is_gimple_constant get_base_address.
18248
182492016-07-14  Thomas Preud'homme  <thomas.preudhomme@arm.com>
18250
18251	* config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
18252	(TARGET_HAVE_LDACQD): New macro.
18253	* config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
18254	than TARGET_HAVE_LDACQ.
18255	(arm_load_acquire_exclusivedi): Likewise.
18256	(arm_store_release_exclusivedi): Likewise.
18257
182582016-07-14  Thomas Preud'homme  <thomas.preudhomme@arm.com>
18259
18260	PR rtl-optimization/71878
18261	* lra-constraints.c (match_reload): Pass information about other
18262	output operands.  Create new unique register value if matching input
18263	operand shares same register value as output operand being considered.
18264	(curr_insn_transform): Record output operands already processed.
18265
182662016-07-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
18267
18268	PR target/65951
18269	PR tree-optimization/70923
18270	* tree-vect-patterns.c: Include mult-synthesis.h.
18271	(target_supports_mult_synth_alg): New function.
18272	(synth_lshift_by_additions): Likewise.
18273	(apply_binop_and_append_stmt): Likewise.
18274	(vect_synth_mult_by_constant): Likewise.
18275	(target_has_vecop_for_code): Likewise.
18276	(vect_recog_mult_pattern): Use above functions to synthesize vector
18277	multiplication by integer constants.
18278
182792016-07-14  Alan Modra  <amodra@gmail.com>
18280
18281	* config/rs6000/altivec.md (altivec_mov<mode>): Disparage
18282	gpr alternatives.  Correct '*' placement on Y,r alternative.
18283	Add '*' on operand 1 of r,r alternative.
18284
182852016-07-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
18286
18287	* expmed.c (mult_variant, choose_mult_variant): Move declaration to...
18288	* expmed.h: ... Here.
18289
182902016-07-14  Jan Hubicka  <hubicka@ucw.cz>
18291
18292	* gimple.h (stmt_can_terminate_bb_p): New function.
18293	* tree-cfg.c (need_fake_edge_p): Rename to ...
18294	(stmt_can_terminate_bb_p): ... this; return true if stmt can
18295	throw external; handle const and pure calls.
18296	* tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
18297
182982016-07-14  Richard Biener  <rguenther@suse.de>
18299
18300	PR tree-optimization/71866
18301	* tree-ssa-pre.c (get_constant_for_value_id): Remove.
18302	(do_hoist_insertion): Avoid endless recursion when we
18303	didn't insert anything because we managed to simplify
18304	things down to a constant or SSA name.
18305	(fully_constant_expression): Re-write in terms of ...
18306	* tree-ssa-sccvn.h (vn_nary_simplify): ... this.  Declare.
18307	* tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
18308	vn_nary_build_or_lookup_1.
18309	(vn_nary_build_or_lookup_1): Added flag and renamed from ...
18310	(vn_nary_build_or_lookup): ... this which now wraps it.
18311
183122016-07-14  Alan Modra  <amodra@gmail.com>
18313
18314	PR target/71733
18315	* config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
18316	with p9_vector override before power9-dform override.
18317
183182016-07-13  Andi Kleen  <ak@linux.intel.com>
18319
18320	* value-prof.c (gimple_value_profile_transformations): Don't run
18321	when auto_profile is on.
18322
183232016-07-13  Andi Kleen  <ak@linux.intel.com>
18324
18325	* auto-profile.c (update_inlined_ind_target,
18326	afdo_indirect_call): Print information to dump file.
18327
183282016-07-13  Andrew Burgess  <andrew.burgess@embecosm.com>
18329
18330	* genrecog.c (special_predicate_operand_p): New function.
18331	(predicate_name): Move function.
18332	(validate_pattern): Don't warn about missing mode for all
18333	define_special_predicate predicates.
18334
183352016-07-13  Bin Cheng  <bin.cheng@arm.com>
18336
18337	* tree-vect-data-refs.c (vect_no_alias_p): New function.
18338	(vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
18339	resolve alias checks which are known at compilation time.
18340	Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
18341	alias checks are resolved.  Move dump info for too many runtime
18342	alias checks to here...
18343	* tree-vect-loop.c (vect_analyze_loop_2): ...From here.
18344
183452016-07-13  Richard Biener  <rguenther@suse.de>
18346
18347	PR tree-optimization/24574
18348	* tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
18349	position and add shift, rotate, divison and modulo support
18350	for left zero.
18351	(value_replacement): Pass in argument position to absorbing_element_p.
18352
183532016-07-13  Ilya Enkovich  <ilya.enkovich@intel.com>
18354
18355	PR ipa/71633
18356	* ipa-inline-transform.c (inline_call): Support
18357	instrumented thunks.
18358
183592016-07-13  Thomas Preud'homme  <thomas.preudhomme@arm.com>
18360
18361	* config/arm/arm.h (TARGET_HAVE_CBZ): Define.
18362	(TARGET_IDIV): Set for all Thumb targets provided they have hardware
18363	divide feature.
18364	* config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
18365	Baseline.  Make initial alternative TARGET_32BIT only.
18366	(udivsi3): Likewise.
18367	* config/arm/thumb1.md (thumb1_cbz): New define_insn.
18368	* doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
18369	target.
18370
183712016-07-13  Thomas Preud'homme  <thomas.preudhomme@arm.com>
18372
18373	* config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
18374	* config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
18375	availability with TARGET_HAVE_MOVT.
18376	(thumb_legitimate_constant_p): Strip the high part of a label_ref.
18377	(thumb1_rtx_costs): Also return 0 if setting a half word constant and
18378	MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
18379	UINTVAL.
18380	(thumb1_size_rtx_costs): Make set of half word constant also cost 1
18381	extra instruction if MOVW is available.  Use a cost variable
18382	incremented by COSTS_N_INSNS (1) when the condition match rather than
18383	returning an arithmetic expression based on COSTS_N_INSNS.  Make
18384	constant with bottom half word zero cost 2 instruction if MOVW is
18385	available.
18386	* config/arm/arm.md (define_attr "arch"): Add v8mb.
18387	(define_attr "arch_enabled"): Set to yes if arch value is v8mb and
18388	target is ARMv8-M Baseline.
18389	(arm_movt): New unpredicable alternative for ARMv8-M Baseline.
18390	(arm_movtas_ze): Likewise.
18391	* config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
18392	alternative for constants satisfying j constraint.
18393	(thumb1_movsi_insn): Likewise.
18394	(movsi splitter for K alternative): Tighten condition to not trigger
18395	if movt is available and j constraint is satisfied.
18396	(Pe immediate splitter): Likewise.
18397	(thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
18398	constant fitting in an halfword to use MOVW.
18399	* doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
18400	effective target.
18401
184022016-07-13  Richard Biener  <rguenther@suse.de>
18403
18404	PR middle-end/71104
18405	* gimplify.c (gimplify_modify_expr): Gimplify the RHS before
18406	gimplifying the LHS.  Make sure to gimplify a returning twice
18407	call LHS without using SSA names.
18408
184092016-07-12  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
18410
18411	* tree-data-ref.c (find_data_references_in_stmt): Remove
18412	unnecessary call to vec::release.
18413	(graphite_find_data_references_in_stmt): Likewise.
18414	* tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
18415	* tree-vect-stmts.c (vectorizable_condition): Likewise.
18416
184172016-07-12  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
18418
18419	* cfgexpand.c (expand_used_vars): Make the type of a local
18420	variable auto_vec.
18421	* genmatch.c (lower_for): Likewise.
18422	* haifa-sched.c (haifa_sched_init): Likewise.
18423	(add_to_speculative_block): Likewise.
18424	(create_check_block_twin): Likewise.
18425	* predict.c (handle_missing_profiles): Likewise.
18426	* tree-data-ref.c (loop_nest_has_data_refs): Likewise.
18427	* tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
18428	* tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
18429	Likewise.
18430	(maybe_lower_iteration_bound): Likewise.
18431	* tree-ssa-sccvn.c (DFS): Likewise.
18432	* tree-stdarg.c (reachable_at_most_once): Likewise.
18433	* tree-vect-stmts.c (vectorizable_conversion): Likewise.
18434	(vectorizable_store): Likewise.
18435
184362016-07-12  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
18437
18438	* tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
18439	(sccvn_dom_walker): make cond_stack an auto_vec.
18440
184412016-07-12  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
18442
18443	* ree.c (struct ext_state): Make type of members auto_vec.
18444	(find_and_remove_re): Adjust.
18445
184462016-07-12  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
18447
18448	* cfgexpand.c (struct stack_vars_data): Make type of fields
18449	auto_vec.
18450	(expand_used_vars): Adjust.
18451
184522016-07-12  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
18453
18454	* ipa.c (record_cdtor_fn): Adjust.
18455	(build_cdtor_fns): Likewise.
18456	(ipa_cdtor_merge): Make static_ctors and static_dtors local
18457	variables.
18458
184592016-07-12  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
18460
18461	* genextract.c (struct accum_extract): Add constructor and make
18462	members auto_vec.
18463	(gen_insn): Adjust.
18464
184652016-07-12  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
18466
18467	* tree.c (struct free_lang_data_d): Add constructor and change
18468	types of members to ones that automatically manage resources.
18469	(fld_worklist_push): Adjust.
18470	(find_decls_types): Likewise.
18471	(find_decls_types_in_eh_region): Likewise.
18472	(free_lang_data_in_cgraph): Stop manually creating and
18473	destroying members of free_lang_data_d.
18474
184752016-07-13  Uros Bizjak  <ubizjak@gmail.com>
18476
18477	PR rtl-optimization/68961
18478	* config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
18479	peephole variant.  Use sse_reg_operand predicates.
18480
184812016-07-12  Uros Bizjak  <ubizjak@gmail.com>
18482
18483	* config/i386/predicates.md (x86_64_immediate_operand)
18484	<case CONST_INT>: Remove unneeded truncation to DImode.
18485	<case CONST>: Ditto.
18486	(x86_64_zext_immediate_operand) <case CONST>: Ditto.
18487
184882016-07-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
18489
18490	PR target/71805
18491	* config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
18492	The xxperm and xxpermr instructions require that the 2nd input
18493	operand overlap with the output operand, and not the 1st.
18494	(altivec_vperm_v8hiv16qi): Likewise.
18495	(altivec_vperm_<mode>_uns_internal): Likewise.
18496	(altivec_vpermr_<mode>_internal): Likewise.
18497	(vperm_v8hiv4si): Likewise.
18498	(vperm_v16qiv8hi): Likewise.
18499
185002016-07-12  Nathan Sidwell  <nathan@acm.org>
18501
18502	* config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
18503	when -mno-pic-data-is-text-relative is in effect, by default.
18504	* doc/invoke.texi (mpic-data-is-text-relative): Document new
18505	behavior and clarify.
18506
185072016-07-12  Martin Liska  <mliska@suse.cz>
18508
18509	* params.def: Add avg-loop niter.
18510	* tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
18511	* cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
18512	* doc/invoke.texi: Document the new parameter.
18513
185142016-07-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
18515
18516	PR middle-end/71700
18517	* expr.c (store_constructor): Mask sign-extended bits when widening
18518	sub-word constructor element at the start of a word.
18519
185202016-07-12  Martin Liska  <mliska@suse.cz>
18521
18522	* Makefile.in: Append rule for params-options.h.
18523	* params-options.h: New file.
18524
185252016-07-12  Martin Liska  <mliska@suse.cz>
18526
18527	* ira-build.c (mark_loops_for_removal): Properly iterate
18528	loops.
18529
185302016-07-12  Steven Bosscher  <steven@gcc.gnu.org>
18531	    Richard Biener  <rguenther@suse.de>
18532
18533	PR tree-optimization/23286
18534	PR tree-optimization/70159
18535	* doc/invoke.texi: Document -fcode-hoisting.
18536	* common.opt (fcode-hoisting): New flag.
18537	* opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
18538	* tree-ssa-pre.c (pre_stats): Add hoist_insert.
18539	(do_regular_insertion): Rename to ...
18540	(do_pre_regular_insertion): ... this and amend general comments
18541	on insertion strathegy.
18542	(do_partial_partial_insertion): Rename to ...
18543	(do_pre_partial_partial_insertion): ... this.
18544	(do_hoist_insertion): New function.
18545	(insert_aux): Take flags on whether to do PRE and/or hoist insertion
18546	and call do_hoist_insertion properly.
18547	(insert): Adjust.
18548	(pass_pre::gate): Enable also if -fcode-hoisting is enabled.
18549	(pass_pre::execute): Register hoist_insert stats.
18550
185512016-07-12  Jakub Jelinek  <jakub@redhat.com>
18552
18553	PR middle-end/71716
18554	* gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
18555	for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
18556	is different from mode's bitsize.  Small cleanup.
18557
185582016-07-12  Richard Biener  <rguenther@suse.de>
18559
18560	PR rtl-optimization/68961
18561	* fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
18562	to simplify to a non-constant.
18563
185642016-07-11  Jakub Jelinek  <jakub@redhat.com>
18565
18566	PR middle-end/71758
18567	* omp-low.c (expand_omp_target): Gimplify device.
18568
18569	PR tree-optimization/71823
18570	* tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
18571	to get vec_oprnds2 from op2.
18572
185732016-07-11  Uros Bizjak  <ubizjak@gmail.com>
18574
18575	* config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
18576	Hoist common subexpressions.
18577	(x86_64_zext_immediate_operand) <case CONST>: Ditto.
18578
185792016-07-11  Pat Haugen  <pthaugen@us.ibm.com>
18580
18581	PR target/71800
18582	* config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
18583	prevent generation of 'stxsiwx' on pre Power8 hardware.
18584
185852016-07-11  David Malcolm  <dmalcolm@redhat.com>
18586
18587	* input.c: Include cpplib.h.
18588	(selftest::temp_source_file): New class.
18589	(selftest::temp_source_file::temp_source_file): New ctor.
18590	(selftest::temp_source_file::~temp_source_file): New dtor.
18591	(selftest::should_have_column_data_p): New function.
18592	(selftest::test_should_have_column_data_p): New function.
18593	(selftest::temp_line_table): New class.
18594	(selftest::temp_line_table::temp_line_table): New ctor.
18595	(selftest::temp_line_table::~temp_line_table): New dtor.
18596	(selftest::test_accessing_ordinary_linemaps): Add case_ param; use
18597	it to create a temp_line_table.
18598	(selftest::assert_loceq): Only verify LOCATION_COLUMN for
18599	locations that are known to have column data.
18600	(selftest::line_table_case): New struct.
18601	(selftest::test_reading_source_line): Move tempfile handling
18602	to class temp_source_file.
18603	(ASSERT_TOKEN_AS_TEXT_EQ): New macro.
18604	(selftest::assert_token_loc_eq): New function.
18605	(ASSERT_TOKEN_LOC_EQ): New macro.
18606	(selftest::test_lexer): New function.
18607	(selftest::boundary_locations): New array.
18608	(selftest::input_c_tests): Call test_should_have_column_data_p.
18609	Loop over a test matrix of interesting values of location and
18610	default_range_bits, calling test_lexer on each case in the matrix.
18611	Move call to test_accessing_ordinary_linemaps into the matrix.
18612	* selftest.h (ASSERT_EQ): Reimplement in terms of...
18613	(ASSERT_EQ_AT): New macro.
18614
186152016-07-11  H.J. Lu  <hongjiu.lu@intel.com>
18616
18617	PR target/71801
18618	* config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
18619	Don't convert TImode in debug insn.
18620
186212016-07-11  Bernd Edlinger  <bernd.edlinger@hotmail.de>
18622
18623	Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
18624	* tree-core.h (tree_base::nothrow_flag): Adjust comment.
18625	(tree_type_common::lang_flag_7): New.
18626	(tree_type_common::spare): Reduce size.
18627	* tree.h (TYPE_ALIGN_OK): Remove.
18628	(TYPE_LANG_FLAG_7): New.
18629	(get_inner_reference): Adjust header.
18630	* print-tree.c (print_node): Adjust.
18631	* expr.c (get_inner_reference): Remove parameter keep_aligning.
18632	(get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
18633	calls to get_inner_reference.
18634	(expand_expr_real_1): Adjust call to get_inner_reference.  Remove
18635	handling of TYPE_ALIGN_OK.
18636	* builtins.c (get_object_alignment_2): Adjust call to
18637	get_inner_reference.  Remove handling of VIEW_CONVERT_EXPR.
18638	* emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
18639	TYPE_ALIGN_OK.
18640	* asan.c (instrument_derefs): Adjust calls to get_inner_reference.
18641	* cfgexpand.c (expand_debug_expr): Likewise.
18642	* dbxout.c (dbxout_expand_expr): Likewise.
18643	* dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
18644	loc_list_from_tree, fortran_common): Likewise.
18645	* fold-const.c (optimize_bit_field_compare,
18646	decode_field_reference, fold_unary_loc, fold_comparison,
18647	split_address_to_core_and_offset): Likewise.
18648	* gimple-laddress.c (execute): Likewise.
18649	* gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
18650	* gimplify.c (gimplify_scan_omp_clauses): Likewise.
18651	* hsa-gen.c (gen_hsa_addr): Likewise.
18652	* simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
18653	* tsan.c (instrument_expr): Likewise.
18654	* ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
18655	* tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
18656	* tree-affine.c (tree_to_aff_combination,
18657	get_inner_reference_aff): Adjust calls to get_inner_reference.
18658	* tree-data-ref.c (split_constant_offset_1,
18659	dr_analyze_innermost): Likewise.
18660	* tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
18661	* tree-sra.c (ipa_sra_check_caller): Likewise.
18662	* tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
18663	* tree-ssa-math-opts.c (find_bswap_or_nop_load,
18664	bswap_replace): Likewise.
18665	* tree-vect-data-refs.c (vect_check_gather,
18666	vect_analyze_data_refs): Likewise.
18667	* config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
18668	* config/pa/pa.c (pa_emit_move_sequence): Remove handling of
18669	TYPE_ALIGN_OK.
18670
186712016-07-11  David Malcolm  <dmalcolm@redhat.com>
18672
18673	* Makefile.in (selftest-valgrind): New phony target.
18674	* function-tests.c (selftest::build_cfg): Delete pass instances
18675	created by the test.
18676	(selftest::convert_to_ssa): Likewise.
18677	(selftest::test_expansion_to_rtl): Likewise.
18678	* tree-cfg.c (selftest::test_linear_chain): Release dominator
18679	vectors.
18680	(selftest::test_diamond): Likewise.
18681
186822016-07-11  Richard Biener  <rguenther@suse.de>
18683
18684	PR tree-optimization/71816
18685	* tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
18686	than replacing all of its operands.
18687
186882016-07-11  Alan Modra  <amodra@gmail.com>
18689
18690	* config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
18691	(ctr<mode>): Add unspec.
18692	(ctr<mode>_internal*): Likewise.
18693
186942016-07-08  James Bowman  <james.bowman@ftdichip.com>
18695
18696	* config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
18697	* config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
18698
186992016-07-08  Vladimir Makarov  <vmakarov@redhat.com>
18700
18701	PR rtl-optimization/71621
18702	* lra-constraints.c (process_alt_operands): Check combination of
18703	reg class and mode.
18704
187052016-07-08  Jason Merrill  <jason@redhat.com>
18706	    Richard Biener  <rguenther@suse.de>
18707
18708	P0145: Refining Expression Order for C++.
18709	* gimplify.c (initial_rhs_predicate_for): New.
18710	(gimplfy_modify_expr): Gimplify RHS before LHS.
18711
187122016-07-08  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
18713
18714	PR target/71297
18715	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18716	Allow standard error handling to take over when a wrong number
18717	of arguments is presented to __builtin_vec_ld () or
18718	__builtin_vec_st ().
18719
187202016-07-08  Jiong Wang  <jiong.wang@arm.com>
18721
18722	* config/aarch64/aarch64-simd-builtins.def (smax): Remove float
18723	variants.
18724	(smin): Likewise.
18725	(fmax): New entry.
18726	(fmin): Likewise.
18727	* config/aarch64/arm_neon.h (vmaxnm_f32): Use
18728	__builtin_aarch64_fmaxv2sf.
18729	(vmaxnmq_f32): Likewise.
18730	(vmaxnmq_f64): Likewise.
18731	(vminnm_f32): Likewise.
18732	(vminnmq_f32): Likewise.
18733	(vminnmq_f64): Likewise.
18734
187352016-07-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
18736
18737	PR target/71806
18738	* config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
18739	enable -mfloat128-hardware by default.
18740	(ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
18741	that IEEE 128-bit hardware support needs.
18742	* config/rs6000/rs6000.c (rs6000_option_override_internal): If
18743	-mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
18744	Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
18745	floating point requires.
18746	* doc/invoke.texi (RS/6000 and PowerPC Options): Document
18747	-mfloat128 and -mfloat128-hardware changes.
18748
187492016-07-08  Alan Hayward  <alan.hayward@arm.com>
18750
18751	PR tree-optimization/71667
18752	* tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
18753
187542016-07-08  Martin Liska  <mliska@suse.cz>
18755
18756	PR middle-end/71606
18757	* fold-const.c (fold_convertible_p): As COMPLEX_TYPE
18758	folding produces SAVE_EXPRs, thus return false for the type.
18759
187602016-07-07  Martin Liska  <mliska@suse.cz>
18761
18762	* file-find.c (remove_prefix): New function.
18763	* file-find.h (remove_prefix): Declare the function.
18764	* gcc-ar.c (main): Skip a folder of the wrapper if
18765	a wrapped binary would point to the same file.
18766
187672016-07-07  Jan Hubicka  <jh@suse.cz>
18768
18769	* tree-scalar-evolution.c (iv_can_overflow_p): export.
18770	* tree-scalar-evolution.h (iv_can_overflow_p): Declare.
18771	* tree-ssa-loop-ivopts.c (alloc_iv): Use it.
18772
187732016-07-07  Ilya Enkovich  <ilya.enkovich@intel.com>
18774
18775	PR ipa/71624
18776	* ipa-inline-analysis.c (compute_inline_parameters): Set
18777	local.can_change_signature to false for intrumentation
18778	thunk callees.
18779
187802016-07-07  Thomas Preud'homme  <thomas.preudhomme@arm.com>
18781
18782	* config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
18783	with TARGET_HAVE_MOVT.
18784	(TARGET_HAVE_MOVT): Define.
18785	* config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
18786	availability with TARGET_HAVE_MOVT.
18787	* config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
18788	availability.
18789	(addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
18790	TARGET_THUMB2.
18791	(symbol_refs movsi splitter): Remove TARGET_32BIT check.
18792	(arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
18793	* config/arm/constraints.md (define_constraint "j"): Use
18794	TARGET_HAVE_MOVT to check MOVT availability.
18795
187962016-07-07  Thomas Preud'homme  <thomas.preudhomme@arm.com>
18797
18798	* config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
18799
188002016-07-07  Thomas Preud'homme  <thomas.preudhomme@arm.com>
18801
18802	* config/arm/arm-arches.def (armv8-m.base): Define new architecture.
18803	(armv8-m.main): Likewise.
18804	(armv8-m.main+dsp): Likewise.
18805	* config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
18806	(FL_FOR_ARCH8M_MAIN): Likewise.
18807	* config/arm/arm-tables.opt: Regenerate.
18808	* config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
18809	armv8-m.main+dsp to BE8_LINK_SPEC.
18810	* config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
18811	(enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
18812	* config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
18813	Baseline and Mainline.
18814	(arm_option_override_internal): Also disable arm_restrict_it when
18815	!arm_arch_notm.  Update comment for -munaligned-access to also cover
18816	ARMv8-M Baseline.
18817	(arm_file_start): Increase buffer size for printing architecture name.
18818	* doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
18819	and armv8-m.main+dsp.
18820	(mno-unaligned-access): Clarify that this is disabled by default for
18821	ARMv8-M Baseline architectures as well.
18822
188232016-07-07  Thomas Preud'homme  <thomas.preudhomme@arm.com>
18824
18825	* config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
18826	decide whether to prevent some libgcc routines being included for some
18827	multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
18828	link between this condition and the one in
18829	libgcc/config/arm/lib1func.S.
18830
188312016-07-07  Richard Biener  <rguenther@suse.de>
18832
18833	* tree-ssa-pre.c: Include alias.h.
18834	(compute_avail): If we have multiple VN_REFERENCEs with the
18835	same hashtable entry adjust that to make it a valid replacement
18836	for all of them with respect to alignment and aliasing
18837	when doing insertion.
18838	* tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
18839	* tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
18840
188412016-07-06  Segher Boessenkool  <segher@kernel.crashing.org>
18842
18843	PR target/70098
18844	PR target/71763
18845	* config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
18846	*ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
18847	constraint.
18848
188492016-07-06  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
18850
18851	* var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
18852	(adjust_mems): Adjust.
18853	(adjust_insn): Likewise.
18854	(prepare_call_arguments): Likewise.
18855
188562016-07-06  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
18857
18858	* gcse.c (struct ls_expr): Make stores field a vector.
18859	(ldst_entry): Adjust.
18860	(free_ldst_entry): Likewise.
18861	(print_ldst_list): Likewise.
18862	(compute_ld_motion_mems): Likewise.
18863	(update_ld_motion_stores): Likewise.
18864
188652016-07-06  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
18866
18867	* gcse.c (struct ls_expr): Remove loads field.
18868	(ldst_entry): Adjust.
18869	(free_ldst_entry): Likewise.
18870	(print_ldst_list): Likewise.
18871	(compute_ld_motion_mems): Likewise.
18872
188732016-07-06  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
18874
18875	* store-motion.c (struct st_expr): Make antic_stores a vector.
18876	(st_expr_entry): Adjust.
18877	(free_st_expr_entry): Likewise.
18878	(print_store_motion_mems): Likewise.
18879	(find_moveable_store): Likewise.
18880	(compute_store_table): Likewise.
18881	(remove_reachable_equiv_notes): Likewise.
18882	(replace_store_insn): Likewise.
18883	(build_store_vectors): Likewise.
18884
188852016-07-06  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
18886
18887	* config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
18888	cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
18889
188902016-07-06  Yuri Rumyantsev  <ysrumyan@gmail.com>
18891
18892	PR tree-optimization/71518
18893	* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
18894	misalign also for outer loops with negative step.
18895
188962016-07-06  Wilco Dijkstra  <wdijkstr@arm.com>
18897
18898	* config/arm/cortex-a53.md: Use final_presence_set for in-order.
18899	(cortex_a53_shift): Add mov_shift.
18900	(cortex_a53_shift_reg): Add new reservation for register shifts.
18901	(cortex_a53_alu): Remove bfm.
18902	(cortex_a53_alu_shift): Add bfm, remove mov_shift.
18903	(cortex_a53_alu_extr): Add new reservation for EXTR.
18904	(bypasses): Improve bypass modelling.
18905
189062016-07-06  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
18907
18908	PR target/50739
18909	* config/avr/avr.c (avr_asm_select_section): Strip off
18910	SECTION_DECLARED from flags when calling get_section.
18911
189122016-07-06  Richard Sandiford  <richard.sandiford@arm.com>
18913
18914	* tree-vectorizer.h (vect_memory_access_type): Add
18915	VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
18916	* tree-vect-stmts.c (compare_step_with_zero): New function.
18917	(perm_mask_for_reverse): Move further up file.
18918	(get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
18919	step is negative.
18920	(get_negative_load_store_type): New function.
18921	(get_load_store_type): Call it.  Add an ncopies argument.
18922	(vectorizable_mask_load_store): Update call accordingly and
18923	remove tests for negative steps.
18924	(vectorizable_store, vectorizable_load): Likewise.  Handle new
18925	memory_access_types.
18926
189272016-07-06  Richard Sandiford  <richard.sandiford@arm.com>
18928
18929	* tree-vectorizer.h (vect_memory_access_type): New enum.
18930	(_stmt_vec_info): Add a memory_access_type field.
18931	(STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
18932	(vect_model_store_cost): Take an access type instead of a boolean.
18933	(vect_model_load_cost): Likewise.
18934	* tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
18935	vect_model_store_cost and vect_model_load_cost.
18936	* tree-vect-stmts.c (vec_load_store_type): New enum.
18937	(vect_model_store_cost): Take an access type instead of a
18938	store_lanes_p boolean.  Simplify tests.
18939	(vect_model_load_cost): Likewise, but for load_lanes_p.
18940	(get_group_load_store_type, get_load_store_type): New functions.
18941	(vectorizable_store): Use get_load_store_type.  Record the access
18942	type in STMT_VINFO_MEMORY_ACCESS_TYPE.
18943	(vectorizable_load): Likewise.
18944	(vectorizable_mask_load_store): Likewise.  Replace is_store
18945	variable with vls_type.
18946
189472016-07-06  Richard Sandiford  <richard.sandiford@arm.com>
18948
18949	* tree-vectorizer.h (vect_grouped_load_supported): Add a
18950	single_element_p parameter.
18951	* tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
18952	Check the PR65518 case here rather than in vectorizable_load.
18953	* tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
18954	* tree-vect-stmts.c (vectorizable_load): Likewise.
18955
189562016-07-06  Richard Sandiford  <richard.sandiford@arm.com>
18957
18958	* tree-vectorizer.h (gather_scatter_info): New structure.
18959	(vect_check_gather_scatter): Return a bool rather than a decl.
18960	Replace return-by-pointer arguments with a single
18961	gather_scatter_info *.
18962	* tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
18963	(vect_analyze_data_refs): Update call accordingly.
18964	* tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
18965	(vectorizable_mask_load_store): Likewise.  Also record the
18966	offset dt and vectype in the gather_scatter_info.
18967	(vectorizable_store): Likewise.
18968	(vectorizable_load): Likewise.
18969
189702016-07-06  Richard Sandiford  <richard.sandiford@arm.com>
18971
18972	* tree-vect-stmts.c (vect_model_store_cost): For non-SLP
18973	strided groups, use the cost of N scalar accesses instead
18974	of ncopies vector accesses.
18975	(vect_model_load_cost): Likewise.
18976
189772016-07-06  Richard Sandiford  <richard.sandiford@arm.com>
18978
18979	* tree-vect-stmts.c (vect_cost_group_size): Delete.
18980	(vect_model_store_cost): Avoid calling it.  Use first_stmt_p
18981	variable to indicate when once-per-group costs are being used.
18982	(vect_model_load_cost): Likewise.  Fix comment and misindented code.
18983
189842016-07-06  Richard Sandiford  <richard.sandiford@arm.com>
18985
18986	* tree-vect-stmts.c (vectorizable_load): Remove unnecessary
18987	peeling-for-gaps condition.
18988
189892016-07-06  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
18990
18991	* config/s390/s390.c (s390_expand_vec_init): Force initializer
18992	element to register if it doesn't match general_operand.
18993
189942016-07-05  Michael Meissner  <meissner@linux.vnet.ibm.com>
18995	    Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
18996
18997	* config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
18998	prototype.
18999	* config/rs6000/rs6000.c (rs6000_split_signbit): New function.
19000	* config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
19001	(SIGNBIT): New mode iterator.
19002	(Fsignbit): New mode attribute.
19003	(signbit<mode>2): Change operand1 to match FLOAT128 instead of
19004	IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
19005	when direct moves are available.
19006	(signbit<mode>2_dm): New define_insn_and_split).
19007	(signbit<mode>2_dm2): New define_insn.
19008
190092016-07-05  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
19010
19011	PR rtl-optimization/71594
19012	* ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
19013	into subregs of appropriate mode before trying to emit a conditional
19014	move.
19015
190162016-07-05  Jan Hubicka  <jh@suse.cz>
19017
19018	* tree-scalar-evolution.c (iv_can_overflow_p): New function.
19019	(simple_iv): Use it.
19020
190212016-07-05  Jan Hubicka  <jh@suse.cz>
19022
19023	* tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
19024
190252016-07-05  Jiong Wang  <jiong.wang@arm.com>
19026
19027	* lra-constraints.c (process_alt_operands): Don't add spilling cost for
19028	"offmemok".
19029
190302016-07-05  Jan Hubicka  <jh@suse.cz>
19031
19032	* tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
19033	IV can overflow.
19034
190352016-07-05  Richard Biener  <rguenther@suse.de>
19036
19037	* gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
19038	Handle empty else block.
19039	(is_feasible_trace): Likewise.
19040	(split_paths): Likewise.
19041
190422016-07-05  Richard Biener  <rguenther@suse.de>
19043
19044	* tree-loop-distribution.c (distribute_loop): Fix issue with
19045	the cost model loop.
19046
190472016-07-05  Christophe Lyon  <christophe.lyon@linaro.org>
19048
19049	* config/arm/neon-testgen.ml: Delete.
19050	* config/arm/neon.ml: Delete.
19051
190522016-07-04  Jakub Jelinek  <jakub@redhat.com>
19053
19054	PR c++/71739
19055	* tree.c (attribute_value_equal): Use get_attribute_name instead of
19056	directly using TREE_PURPOSE.
19057
190582016-07-04  Jiong Wang  <jiong.wang@arm.com>
19059
19060	* config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
19061	* config/aarch64/aarch64_neon.h: Likewise.
19062	* config/aarch64/arm_neon.h: Likewise.
19063	* config/aarch64/atomics.md: Likewise.
19064	* config/aarch64/aarch64-simd-builtins.def: Likewise.
19065	* doc/invoke.texi: Likewise.
19066
190672016-07-04  Dominik Vogt  <vogt@linux.vnet.ibm.com>
19068
19069	* config/s390/s390.md: Add "z13" cpu_facility.
19070	("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
19071	* config/s390/predicates.md ("loc_operand"): New predicate for "load on
19072	condition" type instructions.
19073
190742016-07-04  Dominik Vogt  <vogt@linux.vnet.ibm.com>
19075	    Jeff Law  <law@redhat.com>
19076
19077	* explow.c (allocate_dynamic_stack_space): Simplify knowing that
19078	MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
19079
190802016-07-04  Yuri Rumyantsev  <ysrumyan@gmail.com>
19081
19082	* config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
19083	permutation for TARGET_AVX512F.
19084	(ix86_expand_vec_one_operand_perm_avx512): New function.
19085	(expand_vec_perm_1): Invoke introduced function.
19086	* tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
19087	it may be not valid after vectorization.
19088
190892016-07-04  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
19090
19091	PR target/63874
19092	* config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
19093	typo in comment.  Only force to memory if it is a weak
19094	external reference.
19095
190962016-07-04  Matthew Wahab  <matthew.wahab@arm.com>
19097	    Jiong Wang  <jiong.wang@arm.com>
19098
19099	* config/aarch64/aarch64-arches.def: Add "armv8.2-a".
19100	* config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
19101	(AARCH64_FL_F16): New.
19102	(AARCH64_FL_FOR_ARCH8_2): New.
19103	(AARCH64_ISA_8_2): New.
19104	(AARCH64_ISA_F16): New.
19105	(TARGET_FP_F16INST): New.
19106	(TARGET_SIMD_F16INST): New.
19107	* config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
19108	("fp"): Disabling "fp" also disables "fp16".
19109	* config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
19110	Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
19111	and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
19112	* doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
19113
191142016-07-04  Jan Beulich  <jbeulich@suse.com>
19115
19116	* gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
19117
191182016-07-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
19119
19120	PR target/71720
19121	* config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
19122	the insns, use an insn form that does not adjust the offset on
19123	little endian systems.
19124
191252016-07-01  Jan Beulich  <jbeulich@suse.com>
19126
19127	* varasm.c (get_variable_section): Validate initializer in
19128	named .bss-like sections.
19129
191302016-07-01  Kelvin Nilsen  <kelvin@gcc.gnu.org>
19131
19132	* config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
19133	Exchange the order of the second and third operands in the vpermr
19134	instruction tmeplate.
19135
191362016-07-01  Peter Bergner  <bergner@vnet.ibm.com>
19137
19138	PR target/71698
19139	* config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
19140	Disallow TDmode values.
19141
191422016-07-01  Alan Modra  <amodra@gmail.com>
19143
19144	PR rtl-optimization/71709
19145	* ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
19146	being set, not referenced.
19147
191482016-07-01  Yuri Rumyantsev  <ysrumyan@gmail.com>
19149
19150	PR tree-optimization/70729
19151	* tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
19152	of loop since it can be not valid after transformation.
19153
191542016-07-01  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
19155
19156	* config/arm/arm.c (thumb_reload_in_hi): Delete.
19157	* config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
19158
191592016-07-01  Eric Botcazou  <ebotcazou@adacore.com>
19160
19161	* config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
19162	for NULL decl.
19163
191642016-06-30  Michael Meissner  <meissner@linux.vnet.ibm.com>
19165
19166	PR target/71677
19167	* config/rs6000/constraints.md (wY constraint): New constraint to
19168	match the requirements for the LXSD and STXSD instructions.
19169	* config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
19170	predicate to match the requirements for the LXSD and STXSD
19171	instructions.
19172	* config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
19173	Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
19174	to make sure that the bottom 2 bits of offset are 0, the address
19175	form is offsettable, and no updating is done in the address mode.
19176	(mov<mode>_hardfloat64, FMOVE64 case): Likewise.
19177	(movdi_internal32): Likewise
19178	(movdi_internal64): Likewise.
19179
191802016-06-30  Jakub Jelinek  <jakub@redhat.com>
19181
19182	PR tree-optimization/71707
19183	* tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
19184	strinfo even for ADDR_EXPR ptr.
19185
191862016-06-30  Kelvin Nilsen  <kelvin@gcc.gnu.org>
19187
19188	* config/rs6000/altivec.md (darn_32): Change the condition to
19189	TARGET_P9_MISC instead of TARGET_MODULO.
19190	(darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
19191	condition expression.
19192	(darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
19193	condition expression.
19194	* config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
19195	(DFP_TEST): New code iterator.
19196	(dfptstsfi_<code>_mode>): New define_expand.
19197	(*dfp_sgnfcnc_<mode>): New define_insn.
19198	* config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
19199	definition next to BU_P9_MISC_1 definition and change the MASK
19200	value to RS6000_BTM_P9_MISC.
19201	(BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
19202	(BU_P9_64BIT_MISC_0): Likewise.
19203	(BU_P9_DFP_MISC_0): New macro definition.
19204	(BU_P9_DFP_MISC_1): New macro definition.
19205	(BU_P9_DFP_MISC_2): New macro definition.
19206	(BU_P9_DFP_OVERLOAD_1): New macro definition.
19207	(BU_P9_DFP_OVERLOAD_2): New macro definition.
19208	(BU_P9_DFP_OVERLOAD_3): New macro definition.
19209	(TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
19210	(TSTSFI_LT_TD): Likewise.
19211	(TSTSFI_EQ_DD): Likewise.
19212	(TSTSFI_EQ_TD): Likewise.
19213	(TSTSFI_GT_DD): Likewise.
19214	(TSTSFI_GT_TD): Likewise.
19215	(TSTSFI_OV_DD): Likewise.
19216	(TSTSFI_OV_TD): Likewise.
19217	(TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
19218	(TSTSFI_LT_DD): Likewise.
19219	(TSTSFI_LT_TD): Likewise.
19220	(TSTSFI_EQ): Likewise.
19221	(TSTSFI_EQ_DD): Likewise.
19222	(TSTSFI_EQ_TD): Likewise.
19223	(TSTSFI_GT): Likewise.
19224	(TSTSFI_GT_DD): Likewise.
19225	(TSTSFI_GT_TD): Likewise.
19226	(TSTSFI_OV): Likewise.
19227	(TSTSFI_OV_DD): Likewise.
19228	(TSTSFI_OV_TD): Likewise.
19229	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19230	overloaded test significance functions.
19231	* config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
19232	OPTION_MASK_P9_MISC into the representation of this mask.
19233	(POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
19234	of this mask.
19235	* config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
19236	RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
19237	non-zero.
19238	(rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
19239	argument is a 6-bit unsigned literal value if the icode argument
19240	represents a DFP test significance built-in call.
19241	(rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
19242	flag used independently and in combination with the
19243	RS6000_BTM_64BIT flag.
19244	(rs6000_opt_masks): Add entry for power9-misc command-line option.
19245	(rs6000_builtin_mask_names): Add entry for power9-misc
19246	command-line option.
19247	* config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
19248	HAVE_AS_POWER9 is not a defined macro.  Define MASK_P9_MISC and
19249	RS6000_BTM_P9_MISC macros.
19250	* config/rs6000/rs6000.opt: Add support for the -mpower9-misc
19251	option and change the description of the -mpower9-vector option to
19252	enable only vector instructions, removing its erroneously claimed
19253	support for scalar instructions.
19254	* doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
19255	the ISA 3.0 digital floating point test significance built-in
19256	functions.
19257
192582016-06-30  Wilco Dijkstra  <wdijkstr@arm.com>
19259
19260	* config/aarch64/aarch64.c (cortexa35_tunings):
19261	Enable AES fusion.  Use cortexa57_branch_cost.
19262	(cortexa53_tunings): Use cortexa57_branch_cost.
19263	(cortexa72_tunings): Use cortexa57_branch_cost.
19264	Use AUTOPREFETCHER_WEAK.
19265	(cortexa73_tunings): Use cortexa57_branch_cost.
19266
192672016-06-30  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
19268	    James Greenhalgh  <james.greenhalgh@arm.com>
19269
19270	* config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
19271	vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
19272	vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
19273	vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
19274	(vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
19275	vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
19276	vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
19277	vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
19278	vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
19279	vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
19280	vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
19281	vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
19282	vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
19283	New intrinsics.
19284
192852016-06-30  James Greenhalgh  <james.greenhalgh@arm.com>
19286	    Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
19287
19288	* config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
19289	New define_insn.
19290	(*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
19291
192922016-06-30  David Malcolm  <dmalcolm@redhat.com>
19293
19294	PR driver/71651
19295	* gcc.c (driver::build_option_suggestions): Pass "option" to
19296	add_misspelling_candidates.
19297	* opts-common.c (add_misspelling_candidates): Add "option" param;
19298	use it to avoid adding negated forms for options marked with
19299	RejectNegative.
19300	* opts.h (add_misspelling_candidates): Add "option" param.
19301
193022016-06-30  Jakub Jelinek  <jakub@redhat.com>
19303
19304	PR middle-end/71693
19305	* fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
19306	TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
19307	first when permuting bitwise operation with rotate.  Cast
19308	TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
19309
193102016-06-29  David Malcolm  <dmalcolm@redhat.com>
19311
19312	* opts.c (handle_param): Use find_param_fuzzy to offer suggestions
19313	for misspelled param names.
19314	* params.c: Include spellcheck.h.
19315	(find_param_fuzzy): New function.
19316	* params.h (find_param_fuzzy): New prototype.
19317	* spellcheck.c (struct edit_distance_traits<const char *>): Move to...
19318	* spellcheck.h (struct edit_distance_traits<const char *>):
19319	...here.
19320
193212016-06-29  Michael Meissner  <meissner@linux.vnet.ibm.com>
19322
19323	* config/rs6000/predicates.md (const_0_to_7_operand): New
19324	predicate, recognize 0..7.
19325	* config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
19326	support for doing extracts from V16QImode, V8HImode, V4SImode
19327	under ISA 3.0.
19328	* config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
19329	vector extract support.
19330	(VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
19331	for ISA 3.0 vector extract.
19332	(VSX_EX): Constraints to use for ISA 3.0 vector extract.
19333	(vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
19334	extracts of a constant element number from small integer vectors
19335	on 64-bit ISA 3.0 systems.
19336	(vsx_extract_<mode>_di): Likewise.
19337	* config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
19338	say when we can do ISA 3.0 vector extracts.
19339	* config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
19340	registers, using the stxsiwx instruction.
19341
193422016-06-29  Jim Wilson  <jim.wilson@linaro.org>
19343
19344	* config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
19345	* config/aarch64/aarch64.c (qdf24xx_addrcost_table,
19346	qdf24xx_regmove_cost, qdf24xx_tunings): New.
19347	* config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
19348	* config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
19349	* config/arm/arm.c (arm_qdf24xx_tune): New.
19350
193512016-06-29  Wilco Dijkstra  <wdijkstr@arm.com>
19352
19353	* config/aarch64/aarch64.c (cortexa53_tunings):
19354	Increase loop alignment to 8.  Set function alignment to 16.
19355	(cortexa35_tunings): Likewise.
19356	(cortexa57_tunings): Increase loop alignment to 8.
19357	(cortexa72_tunings): Likewise.
19358	(cortexa73_tunings): Likewise.
19359
193602016-06-29  Matthew Wahab  <matthew.wahab@arm.com>
19361
19362	* doc/sourcebuild.texi (Effective-Target keywords): Add entries
19363	for arm_fp16_ok and arm_fp16_hw.
19364	(Add Options): Add entries for arm_fp16, arm_fp16_ieee and
19365	arm_fp16_alternative.
19366
193672016-06-29  Ilya Enkovich  <ilya.enkovich@intel.com>
19368
19369	PR tree-optimization/71655
19370	* tree-vect-stmts.c (vectorizable_comparison): Swap definition
19371	types when swapping operands.
19372
193732016-06-29  Martin Liska  <mliska@suse.cz>
19374
19375	PR middle-end/71585
19376	* common.opt (flag_stack_protect): Mark the flag as optimization flag.
19377	* ipa-inline-transform.c (inline_call): Remove unnecessary call
19378	of build_optimization_node.
19379
193802016-06-29  Yuri Rumyantsev  <ysrumyan@gmail.com>
19381
19382	PR tree-optimization/70729
19383	* tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
19384	independent in loops having positive safelen value.
19385	* tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
19386	it may be not valid after vectorization.
19387
193882016-06-29  Jakub Jelinek  <jakub@redhat.com>
19389
19390	PR tree-optimization/71625
19391	* tree-ssa-strlen.c (get_addr_stridx): Add PTR argument.  Assume list
19392	is sorted by ascending list->offset.  If PTR is non-NULL and there is
19393	previous strinfo, call get_stridx_plus_constant.
19394	(get_stridx): Pass exp as second argument to get_addr_stridx.
19395	(addr_stridxptr): Add missing list = list->next, so that there can be
19396	more than one entries in the list.  Bump limit from 16 to 32.  Ensure
19397	the list is sorted by ascending list->offset.
19398	(get_stridx_plus_constant): Adjust so that it can be also called with
19399	ADDR_EXPR instead of SSA_NAME as PTR.
19400	(handle_char_store): Pass NULL_TREE as second argument to
19401	get_addr_stridx.
19402
194032016-06-29  Richard Biener  <rguenther@suse.de>
19404
19405	PR rtl-optimization/68961
19406	* simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
19407
194082016-06-29  Richard Biener  <rguenther@suse.de>
19409
19410	PR middle-end/71002
19411	* alias.c (component_uses_parent_alias_set_from): Handle
19412	type punning through union accesses by using the union alias set.
19413	* gimple.c (gimple_get_alias_set): Remove union type punning case.
19414
194152016-07-29  Richard Biener  <rguenther@suse.de>
19416
19417	* match.pd ((T)(T2)x -> (T)x): Remove restriction on final
19418	precision not matching mode precision.
19419
194202016-06-28  John David Anglin  <danglin@gcc.gnu.org>
19421
19422	* config/pa/pa.md (call_symref_64bit_post_reload): Don't call
19423	pa_output_arg_descriptor.
19424	(call_val_symref_64bit_post_reload): Likewise.
19425	(call_val_powf_64bit_post_reload): Likewise.
19426	(sibcall_internal_symref_64bit): Likewise.
19427	(sibcall_value_internal_symref_64bit): Likewise.
19428
194292016-06-28  Jakub Jelinek  <jakub@redhat.com>
19430
19431	PR middle-end/71626
19432	* config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
19433	a constant, force its SUBREG_REG into memory or register instead
19434	of whole op1.
19435
194362016-06-28  Pitchumani Sivanupandi  <pitchumani.s@atmel.com>
19437
19438	PR target/58655
19439	* config/avr/avr.opt (-mfract-convert-truncate): Update description.
19440	* doc/invoke.texi (AVR Options): Document it.
19441
194422016-06-28  Walter Lee  <walt@tilera.com>
19443
19444	* config/tilegx/linux.h: Do not include arch/icache.h
19445	(CLEAR_INSN_CACHE): Provide inlined definition directly.
19446	* config/tilepro/linux.h: Do not include arch/icache.h
19447	(CLEAR_INSN_CACHE): Provide inlined definition directly.
19448
194492016-06-28  Wilco Dijkstra  <wdijkstr@arm.com>
19450
19451	* tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
19452	for big-endian BIT_FIELD_REF.
19453
194542016-06-28  Pat Haugen  <pthaugen@us.ibm.com>
19455
19456	* config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
19457	('size' attribute): Add '128'.
19458	Include power9.md.
19459	(*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
19460	*movdi_internal64, *movdf_update1): Set size attribute to '64'.
19461	(add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
19462	copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
19463	*fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
19464	extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
19465	*xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
19466	*trunc<mode>df2_odd): Set size attribute to '128'.
19467	(*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
19468	* config/rs6000/power6.md (power6-fp): Include dfp type.
19469	* config/rs6000/power7.md (power7-fp): Likewise.
19470	* config/rs6000/power8.md (power8-fp): Likewise.
19471	* config/rs6000/power9.md: New file.
19472	* config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
19473	* config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
19474	*trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
19475	htmsimple.
19476	* config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
19477	trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
19478	divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
19479	ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
19480	dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
19481	dfp_dscri_<mode>): Change type attribute to dfp.
19482	* config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
19483	attribute to vecsimple.
19484	* config/rs6000/rs6000.c (power9_cost): Update costs, cache size
19485	and prefetch streams.
19486	(rs6000_option_override_internal): Remove temporary code setting
19487	tuning to power8.  Don't set rs6000_sched_groups for power9.
19488	(last_scheduled_insn): Change to rtx_insn *.
19489	(divide_cnt, vec_load_pendulum): New variables.
19490	(rs6000_adjust_cost): Add Power9 to test for store->load separation.
19491	(rs6000_issue_rate): Set issue rate for Power9.
19492	(is_power9_pairable_vec_type): New.
19493	(power9_sched_reorder2): New.
19494	(rs6000_sched_reorder2): Call new function for Power9 specific
19495	reordering.
19496	(insn_must_be_first_in_group): Remove Power9.
19497	(insn_must_be_last_in_group): Likewise.
19498	(force_new_group): Likewise.
19499	(rs6000_sched_init): Fix initialization of last_scheduled_insn.
19500	Initialize divide_cnt/vec_load_pendulum.
19501	(_rs6000_sched_context, rs6000_init_sched_context,
19502	rs6000_set_sched_context): Handle context save/restore of new
19503	variables.
19504
195052016-06-28  Richard Biener  <rguenther@suse.de>
19506
19507	* tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
19508	Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
19509	COMPONENT_REF operand.
19510	(nonoverlapping_component_refs_p): Likewise.
19511	* stor-layout.c (start_bitfield_representative): Mark
19512	DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
19513
195142016-06-28  Jakub Jelinek  <jakub@redhat.com>
19515
19516	* Makefile.in: Don't cat ../stage_current if it does not exist.
19517
19518	* doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
19519	last argument is a bit-field.
19520
19521	PR rtl-optimization/71673
19522	* internal-fn.c (expand_arith_overflow_result_store): Use
19523	OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
19524	expand_simple_binop.
19525
19526	PR middle-end/66867
19527	* builtins.c (expand_ifn_atomic_compare_exchange_into_call,
19528	expand_ifn_atomic_compare_exchange): New functions.
19529	* internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
19530	* tree.h (build_call_expr_internal_loc): Rename to ...
19531	(build_call_expr_internal_loc_array): ... this.  Fix up type of
19532	last argument.
19533	* internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
19534	* predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
19535	ATOMIC_COMPARE_EXCHANGE result.
19536	* builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
19537	* gimple-fold.h (optimize_atomic_compare_exchange_p,
19538	fold_builtin_atomic_compare_exchange): New prototypes.
19539	* gimple-fold.c (optimize_atomic_compare_exchange_p,
19540	fold_builtin_atomic_compare_exchange): New functions..
19541	* tree-ssa.c (execute_update_addresses_taken): If
19542	optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
19543	of call when finding addressable vars, and if such var becomes
19544	non-addressable, call fold_builtin_atomic_compare_exchange.
19545
195462016-06-27  Segher Boessenkool  <segher@kernel.crashing.org>
19547
19548	PR target/71670
19549	* config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
19550	gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
19551
195522016-06-27  Pat Haugen  <pthaugen@us.ibm.com>
19553
19554	* config/rs6000/rs6000.md ('type' attribute): Add
19555	veclogical,veccmpfx,vecexts,vecmove insn types.
19556	(*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
19557	copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
19558	p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
19559	(*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
19560	*nabs<mode>2_hw): Change type to vecmove.
19561	(*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
19562	*boolcc<mode>3_internal, *eqv<mode>3_internal,
19563	*one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
19564	*ieee_128bit_vsx_abs<mode>2_internal,
19565	*ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
19566	*ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
19567	*ieee128_mtvsrd_32bit): Change type to veclogical.
19568	(mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
19569	*movdi_internal32, *movdi_internal64): Update insn types.
19570	* config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
19571	vsx_extract_<mode>): Change type to veclogical.
19572	(*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
19573	(vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
19574	*vsx_sign_extend_si_v2di): Change type to vecexts.
19575	* config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
19576	type to veclogical.
19577	(*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
19578	*altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
19579	*altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
19580	(*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
19581	* config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
19582	negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
19583	* config/rs6000/40x.md (ppc405-float): Add fpsimple.
19584	* config/rs6000/440.md (ppc440-fp): Add fpsimple.
19585	* config/rs6000/476.md (ppc476-fp): Add fpsimple.
19586	* config/rs6000/601.md (ppc601-fp): Add fpsimple.
19587	* config/rs6000/603.md (ppc603-fp): Add fpsimple.
19588	* config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
19589	* config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
19590	(ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
19591	* config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
19592	(ppc7450-vecsimple): Add veclogical, vecmove.
19593	(ppc7450-veccmp): Add veccmpfx.
19594	* config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
19595	vecmove.
19596	(ppc8540_vector_compare): Add veccmpfx.
19597	* config/rs6000/a2.md (ppca2-fp): Add fpsimple.
19598	* config/rs6000/cell.md (cell-fp): Add fpsimple.
19599	(cell-vecsimple): Add veclogical, vecmove.
19600	(cell-veccmp): Add veccmpfx.
19601	* config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
19602	* config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
19603	veccmpfx.
19604	* config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
19605	* config/rs6000/power4.md (power4-fp): Add fpsimple.
19606	(power4-vecsimple): Add veclogical, vecmove.
19607	(power4-veccmp): Add veccmpfx.
19608	* config/rs6000/power5.md (power5-fp): Add fpsimple.
19609	* config/rs6000/power6.md (power6-fp): Add fpsimple.
19610	(power6-vecsimple): Add veclogical, vecmove.
19611	(power6-veccmp): Add veccmpfx.
19612	* config/rs6000/power7.md (power7-fp): Add fpsimple.
19613	(power7-vecsimple): Add veclogical, vecmove, veccmpfx.
19614	* config/rs6000/power8.md (power8-fp): Add fpsimple.
19615	(power8-vecsimple): Add veclogical, vecmove, veccmpfx.
19616	* config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
19617	* config/rs6000/titan.md (titan_fp): Add fpsimple.
19618	* config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
19619	fpsimple.
19620	* config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
19621
196222016-06-27  Peter Bergner  <bergner@vnet.ibm.com>
19623
19624	PR target/71656
19625	* config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
19626	OPTION_MASK_P9_DFORM_VECTOR.
19627	* config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
19628	disable -mpower9-dform-vector when using reload.
19629	(quad_address_p): Remove 'gpr_p' argument and all associated code.
19630	New 'strict' argument.  Update all callers.  Add strict addressing
19631	support.
19632	(rs6000_legitimate_offset_address_p): Remove call to
19633	virtual_stack_registers_memory_p.
19634	(rs6000_legitimize_reload_address): Add quad address support.
19635	(rs6000_legitimate_address_p): Move call to quad_address_p above
19636	call to virtual_stack_registers_memory_p.  Adjust quad_address_p args
19637	to account for new strict usage.
19638	(rs6000_output_move_128bit): Adjust quad_address_p args to account
19639	for new strict usage.
19640	* config/rs6000/predicates.md (quad_memory_operand): Likewise.
19641
196422016-06-26  Uros Bizjak  <ubizjak@gmail.com>
19643
19644	PR target/70902
19645	PR target/71453
19646	PR target/71555
19647	PR target/71596
19648	PR target/71657
19649	* config/i386/i386.c (ix86_spill_class): Disable condition to
19650	always return NO_REGS.
19651
196522016-06-26  Jan Hubicka  <hubicka@ucw.cz>
19653
19654	* predict.c: Include gimple-pretty-print.h
19655	(predicted_by_loop_heuristics_p): Check also
19656	PRED_LOOP_EXIT_WITH_RECURSION
19657	(predict_loops): Find self recursive calls and use special purpose
19658	predictors for them; dump log about decisions.
19659	(pass_profile::execute): Dump info about #of iterations.
19660	* predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
19661	(PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
19662
196632016-06-26  John David Anglin  <danglin@gcc.gnu.org>
19664
19665	* config/pa/pa.c (pa_output_indirect_call): Rework to combine
19666	output_asm_insn calls and shorten long lines.  Output .CALL
19667	argument descriptor using pa_output_arg_descriptor.  Add various
19668	inline $$dyncall and other optimizations.
19669	(pa_attr_length_indirect_call): Adjust ordering and lengths.
19670
196712016-06-25  Jakub Jelinek  <jakub@redhat.com>
19672
19673	PR tree-optimization/71643
19674	* tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
19675	EH preds.
19676
19677	* tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
19678	leak a bitmap if dep_bb is NULL.
19679
19680	PR tree-optimization/71631
19681	* tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
19682	to rewrite_expr_tree even if negate_result, move new_lhs var
19683	declaration and initialization earlier, for powi_result set afterwards
19684	new_lhs to lhs.  For negate_result, use new_lhs instead of tmp
19685	if new_lhs != lhs, and don't shadow gsi var.
19686
196872016-06-24  Jan Hubicka  <hubicka@ucw.cz>
19688
19689	* predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
19690	Add in_loop parameter.
19691	(predict_loops): Add loop guard heuristics.
19692	* predict.def (PRED_LOOP_GUARD): New heuristics.
19693
196942016-06-24  Jan Hubicka  <hubicka@ucw.cz>
19695
19696	* predict.c: Include ipa-utils.h
19697	(tree_bb_level_prediction): Predict recursive calls.
19698	(tree_estimate_probability_bb): Skip inexpensive calls for call
19699	predictor.
19700	* predict.def (PRED_RECURSIVE_CALL): New.
19701
197022016-06-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19703
19704	* config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
19705	(BU_FLOAT128_1): Likewise.
19706	(FABSQ): Likewise.
19707	(COPYSIGNQ): Likewise.
19708	(RS6000_BUILTIN_NANQ): Likewise.
19709	(RS6000_BUILTIN_NANSQ): Likewise.
19710	(RS6000_BUILTIN_INFQ): Likewise.
19711	(RS6000_BUILTIN_HUGE_VALQ): Likewise.
19712	* config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
19713	(TARGET_FOLD_BUILTIN): New #define.
19714	(rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
19715	(rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
19716	(rs6000_fold_builtin): New target hook implementation, handling
19717	folding of 128-bit NaNs and infinities.
19718	(rs6000_init_builtins): Initialize const_str_type_node; ensure all
19719	entries are filled in to avoid problems during bootstrap
19720	self-test; define builtins for 128-bit NaNs and infinities.
19721	(rs6000_opt_mask): Add entry for float128.
19722	* config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
19723	(RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
19724	(rs6000_builtin_type_index): Add RS6000_BTI_const_str.
19725	(const_str_type_node): New #define.
19726	* config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
19727	to a define_expand that dispatches to either copysign<mode>3_soft
19728	or copysign<mode>3_hard.
19729	(copysign<mode>3_hard): Rename from copysign<mode>3.
19730	(copysign<mode>3_soft): New define_insn.
19731	* doc/extend.texi: Document new builtins.
19732
197332016-06-24  Jakub Jelinek  <jakub@redhat.com>
19734
19735	* cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
19736	PRIu64 instead of lu.
19737
197382016-06-24  Eric Botcazou  <ebotcazou@adacore.com>
19739
19740	PR debug/71642
19741	* tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
19742	copy the type name.
19743
197442016-06-24  Jakub Jelinek  <jakub@redhat.com>
19745
19746	PR tree-optimization/71647
19747	* omp-low.c (lower_rec_input_clauses): Convert
19748	omp_clause_aligned_alignment (c) to size_type_node for the
19749	last argument of __builtin_assume_aligned.
19750
197512016-06-24  H.J. Lu  <hongjiu.lu@intel.com>
19752
19753	* configure.ac (calling ___tls_get_addr via GOT): New
19754	assembler/linker check.
19755	(HAVE_AS_IX86_TLS_GET_ADDR_GOT): New.  Defined to 1 if 32-bit
19756	assembler and linker supports calling ___tls_get_addr via GOT.
19757	Otherise, defined to 0.
19758	* config.in: Regenerated.
19759	* configure: Likewise.
19760	* config/i386/constraints.md (Yb): New constraint.
19761	* config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
19762	(REG_CLASS_NAMES): Likewise.
19763	(REG_CLASS_CONTENTS): Likewise.
19764	* config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
19765	the b constraint with the Yb constraint.  Call ___tls_get_addr
19766	via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
19767	is 1.
19768	(*tls_local_dynamic_base_32_gnu): Likewise.
19769	(*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
19770	GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
19771	(*tls_local_dynamic_base_64_<mode>): Likewise.
19772
197732016-06-24  Martin Liska  <mliska@suse.cz>
19774
19775	* cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
19776	* cfgloop.h: Change 'struct loop' to 'const struct loop' for a
19777	few functions.
19778	* cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
19779	argument to true if the expected number of iterations is
19780	loop-based.
19781
197822016-06-24  Uros Bizjak  <ubizjak@gmail.com>
19783
19784	* configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
19785	assemble for 32bit target.
19786	(HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
19787	and $ld_ix86_gld_32_opt to link for 32bit target.
19788	(HAVE_AS_IX86_TLSLDMPLT): Ditto.
19789	* configure: Regenerate.
19790
197912016-06-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
19792
19793	* config/arm/arm.c (int_log2): Delete definition and prototype.
19794	(shift_op): Use exact_log2 instead of int_log2.
19795	(vfp3_const_double_for_fract_bits): Likewise.
19796
197972016-06-24  Jakub Jelinek  <jakub@redhat.com>
19798
19799	* internal-fn.c (expand_arith_set_overflow): New function.
19800	(expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
19801	Use it.
19802	(expand_arith_overflow_result_store): Likewise.  Handle precision
19803	smaller than mode precision.
19804	* tree-vrp.c (extract_range_basic): For imag part, handle
19805	properly signed 1-bit precision result.
19806	* doc/extend.texi (__builtin_add_overflow): Document that last
19807	argument can't be pointer to enumerated or boolean type.
19808	(__builtin_add_overflow_p): Document that last argument can't
19809	have enumerated or boolean type.
19810
198112016-06-23  Michael Meissner  <meissner@linux.vnet.ibm.com>
19812	    Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19813
19814	* config/rs6000/predicates.md (splat_input_operand): Rework.
19815	Don't allow constants, since the insns that use this predicate
19816	don't support constants.  Constants are handled by other insns
19817	that are created via combine.  During and after register
19818	allocation, only allow indexed or indirect addresses, and not
19819	general addresses.  Only allow modes supported by the hardware.
19820	* config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
19821	comment.  Move check for using VSPLTIS<x> to a common location,
19822	instead of doing it in two different places.
19823
198242016-06-23  Jocelyn Mayer  <l_indien@magic.fr>
19825
19826	* config/i386/driver-i386.c (host_detect_local_cpu): Set
19827	PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
19828	<case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
19829	signature_CENTAUR_ebx.
19830
198312016-06-23  H.J. Lu  <hongjiu.lu@intel.com>
19832
19833	PR target/66232
19834	PR target/67400
19835	* configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
19836	(as_ix86_gas_32_opt): This.
19837	(ld_ix86_tls_ldm_opt): Renamed to ...
19838	(ld_ix86_gld_32_opt): This.
19839	(R_386_TLS_LDM reloc): Updated.
19840	(R_386_GOT32X reloc): New assembler/linker check.
19841	(HAVE_AS_IX86_GOT32X): New.  Defined to 1 if 32-bit assembler and
19842	linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT".  Otherise,
19843	defined to 0.
19844	* config.in: Regenerated.
19845	* configure: Likewise.
19846	* config/i386/i386.c (ix86_force_load_from_GOT_p): Return
19847	true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
19848	(ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
19849	if ix86_force_load_from_GOT_p returns true.
19850	(ix86_print_operand_address_as): Also support UNSPEC_GOT if
19851	ix86_force_load_from_GOT_p returns true.
19852	(ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
19853	the external function address via the GOT slot.
19854	(ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
19855	HAVE_AS_IX86_GOT32X before returning false.
19856	(ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
19857	32-bit mode if ix86_nopic_noplt_attribute_p returns true.
19858
198592016-06-23  Eric Botcazou  <ebotcazou@adacore.com>
19860
19861	* tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
19862
198632016-06-23  Andi Kleen  <ak@linux.intel.com>
19864
19865	* Makefile.in: Regenerate.
19866	* doc/install.texi: Document autoprofiledbootstrap.
19867
198682016-06-23  Andi Kleen  <ak@linux.intel.com>
19869
19870	* config/i386/gcc-auto-profile: New file.
19871
198722016-06-23  Martin Liska  <mliska@suse.cz>
19873
19874	PR middle-end/71619
19875	* predict.c (predict_loops): Revert the hunk that was removed
19876	in r237103.
19877
198782016-06-23  Jakub Sejdak  <jakub.sejdak@phoesys.com>
19879
19880	* config.gcc: Add support for arm*-*-phoenix* targets.
19881	* config/arm/t-phoenix: New.
19882	* config/phoenix.h: New.
19883
198842016-06-23  Uros Bizjak  <ubizjak@gmail.com>
19885	    H.J. Lu  <hongjiu.lu@intel.com>
19886
19887	PR target/67400
19888	* config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
19889	* config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
19890	(ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
19891	ix86_force_load_from_GOT_p returns true.
19892	(ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
19893	ix86_force_load_from_GOT_p returns true.
19894	(ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
19895	ix86_force_load_from_GOT_p returns true.
19896	(ix86_expand_move): Load the external function address via the
19897	GOT slot if ix86_force_load_from_GOT_p returns true.
19898	* config/i386/predicates.md (x86_64_immediate_operand): Return
19899	false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
19900	(x86_64_zext_immediate_operand): Ditto.
19901
199022016-06-22  Uros Bizjak  <ubizjak@gmail.com>
19903
19904	* config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
19905
199062016-06-22  David Malcolm  <dmalcolm@redhat.com>
19907
19908	PR c/70339
19909	* diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
19910	* diagnostic.c (pedwarn_at_rich_loc): New function.
19911	* spellcheck.h (best_match::best_match): Add a
19912	"best_distance_so_far" optional parameter.
19913	(best_match::set_best_so_far): New method.
19914	(best_match::get_best_distance): New accessor.
19915	(best_match::get_best_candidate_length): New accessor.
19916
199172016-06-22  Nick Clifton  <nickc@redhat.com>
19918
19919	* dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
19920	place of GET_MODE_CLASS() == MODE_INT, so that partial integer
19921	modes are accepted as well.
19922	(ucompare_loc_descriptor): Likewise.
19923	(minmax_loc_descriptor): Likewise.
19924	(clz_loc_descriptor): Likewise.
19925	(popcount_loc_descriptor): Likewise.
19926	(bswap_loc_descriptor): Likewise.
19927	(rotate_loc_descriptor): Likewise.
19928	(mem_loc_descriptor): Likewise.
19929	(loc_descriptor): Likewise.
19930
199312016-06-22  David Malcolm  <dmalcolm@redhat.com>
19932
19933	* common.opt (fdiagnostics-parseable-fixits): New option.
19934	* diagnostic.c: Include "selftest.h".
19935	(print_escaped_string): New function.
19936	(print_parseable_fixits): New function.
19937	(diagnostic_report_diagnostic): Call print_parseable_fixits.
19938	(selftest::assert_print_escaped_string): New function.
19939	(ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
19940	(selftest::test_print_escaped_string): New function.
19941	(selftest::test_print_parseable_fixits_none): New function.
19942	(selftest::test_print_parseable_fixits_insert): New function.
19943	(selftest::test_print_parseable_fixits_remove): New function.
19944	(selftest::test_print_parseable_fixits_replace): New function.
19945	(selftest::diagnostic_c_tests): New function.
19946	* diagnostic.h (struct diagnostic_context): Add field
19947	"parseable_fixits_p".
19948	* doc/invoke.texi (Diagnostic Message Formatting Options): Add
19949	-fdiagnostics-parseable-fixits.
19950	(-fdiagnostics-parseable-fixits): New option.
19951	* opts.c (common_handle_option): Handle
19952	-fdiagnostics-parseable-fixits.
19953	* selftest-run-tests.c (selftest::run_tests): Call
19954	selftest::diagnostic_c_tests.
19955	* selftest.h (selftest::diagnostic_c_tests): New prototype.
19956
199572016-06-22  Ilya Enkovich  <ilya.enkovich@intel.com>
19958
19959	PR tree-optimization/71488
19960	* tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
19961	comparison of boolean vectors.
19962	* tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
19963	of boolean vectors using bitwise operations.
19964
199652016-06-22  Andreas Schwab  <schwab@suse.de>
19966
19967	* config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
19968	Remove declaration.
19969
199702016-06-22  Eric Botcazou  <ebotcazou@adacore.com>
19971
19972	* function.c (assign_parm_setup_reg): Prevent sharing in another case.
19973
199742016-06-22  Bernd Edlinger  <bernd.edlinger@hotmail.de>
19975
19976	* config/i386/i386.c (print_reg): Emit an error message on attempt to
19977	print FLAGS_REG.
19978
199792016-06-22  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
19980
19981	* config/arm/arm.c (arm_cortex_a73_tune): New struct.
19982	* config/arm/arm-cores.def (cortex-a73): New entry.
19983	(cortex-a73.cortex-a35): Likewise.
19984	(cortex-a73.cortex-a53): Likewise.
19985	* config/arm/arm-tables.opt: Regenerate.
19986	* config/arm/arm-tune.md: Likewise.
19987	* config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
19988	mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19989	* config/arm/t-aprofile: Handle mcpu=cortex-a73,
19990	mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19991	* doc/invoke.texi (ARM Options): Document cortex-a73,
19992	cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
19993
199942016-06-22  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
19995
19996	* config/aarch64/aarch64.c (cortexa73_tunings): New struct.
19997	* config/aarch64/aarch64-cores.def (cortex-a73): New entry.
19998	(cortex-a73.cortex-a35): Likewise.
19999	(cortex-a73.cortex-a53): Likewise.
20000	* config/aarch64/aarch64-tune.md: Regenerate.
20001	* doc/invoke.texi (AArch64 Options): Document cortex-a73,
20002	cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
20003	-mcpu and -mtune.
20004
200052016-06-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20006
20007	* configure.ac (gcc_cv_as_compress_debug): Remove
20008	--compress-debug-sections as extra as switch.
20009	Handle gas --compress-debug-sections=type.
20010	(gcc_cv_ld_compess_debug): Remove bogus ld_date check.
20011	Handle gld --compress-debug-sections=type.
20012	* configure: Regenerate.
20013
200142016-06-21  Andrew Burgess  <andrew.burgess@embecosm.com>
20015
20016	* bb-reorder.c (pass_partition_blocks::gate): Update comment.
20017
200182016-06-21  John David Anglin  <danglin@gcc.gnu.org>
20019
20020	* gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
20021	(do_rewrite): likewise.
20022
200232016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
20024
20025	* common/config/mep/mep-common.c: Remove.
20026	* config.gcc: Remove mep-* support.
20027	* config/mep/constraints.md: Remove.
20028	* config/mep/default.h: Remove.
20029	* config/mep/intrinsics.h: Remove.
20030	* config/mep/intrinsics.md: Remove.
20031	* config/mep/ivc2-template.h: Remove.
20032	* config/mep/mep-c5.cpu: Remove.
20033	* config/mep/mep-core.cpu: Remove.
20034	* config/mep/mep-default.cpu: Remove.
20035	* config/mep/mep-ext-cop.cpu: Remove.
20036	* config/mep/mep-intrin.h: Remove.
20037	* config/mep/mep-ivc2.cpu: Remove.
20038	* config/mep/mep-pragma.c: Remove.
20039	* config/mep/mep-protos.h: Remove.
20040	* config/mep/mep.c: Remove.
20041	* config/mep/mep.cpu: Remove.
20042	* config/mep/mep.h: Remove.
20043	* config/mep/mep.md: Remove.
20044	* config/mep/mep.opt: Remove.
20045	* config/mep/predicates.md: Remove.
20046	* config/mep/t-mep: Remove.
20047	* doc/install.texi: Remove mep-* documentation.
20048	* doc/md.texi: Likewise.
20049
200502016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
20051
20052	* config.gcc: Remove support for avr-rtems.
20053	* config/avr/gen-avr-mmcu-specs.c: Likewise.
20054	* config/avr/rtems.h: Remove.
20055	* config/avr/t-rtems: Remove.
20056
200572016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
20058
20059	* config.gcc: Remove m32r-rtems support.
20060	* config/m32r/rtems.h: Remove.
20061
200622016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
20063
20064	* config.gcc: Remove h8300-rtems support.
20065	* config/h8300/rtems.h: Remove.
20066	* config/h8300/t-rtems: Remove.
20067
200682016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
20069
20070	* config.gcc: Remove support for knetbsd.
20071	* configure.ac: Likewise.
20072	* config/i386/knetbsd-gnu.h: Remove.  * config/i386/knetbsd-gnu64.h: Remove.
20073	* config/knetbsd-gnu.h: Remove.
20074	* configure: Regenerate.
20075
200762016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
20077
20078	* config.gcc: Remove support for openbsd 2 and 3.
20079	* config/openbsd-oldgas.h: Remove.
20080
200812016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
20082
20083	* config.gcc: Remove interix support.
20084	* config/i386/i386-interix.h: Remove.
20085	* config/i386/interix.opt: Remove.
20086	* config/i386/t-interix: Remove.
20087	* configure: Regenerate.
20088	* configure.ac: Remove interix support.
20089	* doc/install.texi: Remove interix documentation.
20090
200912016-06-21  Kelvin Nilsen  <kelvin@gcc.gnu.org>
20092
20093	* config/rs6000/rs6000.h: Add conditional preprocessing directives
20094	to disable Power9-specific compiler features if HAVE_AS_POWER9 is
20095	not defined.
20096
200972016-06-21  Eric Botcazou  <ebotcazou@adacore.com>
20098
20099	* tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
20100	they are both PLACEHOLDER_EXPRs.
20101
201022016-06-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
20103
20104	* stor-layout.c (layout_type): Move setting complex MODE to
20105	layout_type, instead of setting it ahead of time by the caller.
20106	* tree.c (build_complex_type): Likewise.
20107
201082016-06-21  Martin Liska  <mliska@suse.cz>
20109
20110	* predict.c (force_edge_cold): Replace imposisble with
20111	impossible.
20112
201132016-06-21  Ilya Verbin  <ilya.verbin@intel.com>
20114
20115	* config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
20116	* config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
20117
201182016-06-21  Ilya Verbin  <ilya.verbin@intel.com>
20119
20120	* config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
20121
201222016-06-21  H.J. Lu  <hongjiu.lu@intel.com>
20123	    Ilya Enkovich  <ilya.enkovich@intel.com>
20124
20125	PR target/71549
20126	* config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
20127	New member function to convert V1TImode register to SUBREG
20128	TImode in debug insn.
20129	(timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
20130	after changing register mode to V1TImode.
20131
201322016-06-21  Virendra Pathak  <virendra.pathak@broadcom.com>
20133
20134	* config/aarch64/aarch64-cores.def (vulcan): New core.
20135	* config/aarch64/aarch64-tune.md: Regenerate.
20136	* doc/invoke.texi: Document vulcan as an available option.
20137
201382016-06-21  Eric Botcazou  <ebotcazou@adacore.com>
20139
20140	* cse.c (canon_asm_operands): New function extracted from...
20141	(canonicalize_insn): ...here.  Call it to canonicalize an ASM_OPERANDS
20142	either standalone or member of a PARALLEL.
20143
201442016-06-21  Georg-Johann Lay  <avr@gjlay.de>
20145
20146	PR target/30417
20147	* config/avr/gen-avr-mmcu-specs.c (print_mcu):
20148	[*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
20149	[*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
20150
201512016-06-21  Georg-Johann Lay  <avr@gjlay.de>
20152
20153	PR target/71103
20154	* config/avr/avr.md (movqi): Only handle loading subreg:qi of
20155	constant addresses if can_create_pseudo_p.
20156
201572016-06-21  Jakub Jelinek  <jakub@redhat.com>
20158
20159	PR tree-optimization/71588
20160	* tree-ssa-strlen.c (valid_builtin_call): New function.
20161	(adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
20162	it.
20163
201642016-06-20  Jakub Jelinek  <jakub@redhat.com>
20165
20166	PR middle-end/71581
20167	* tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
20168	see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
20169	for conversion of scalar user var to complex type and use the
20170	underlying SSA_NAME_VAR in that case.  If EXPR is still NULL,
20171	punt.
20172
20173	PR rtl-optimization/71591
20174	* toplev.c (toplev::run_self_tests): If no_backend, complain and
20175	don't run any tests.
20176
201772016-06-20  Hans-Peter Nilsson  <hp@axis.com>
20178
20179	PR target/71571
20180	* config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
20181	delay-slot "nop" for PIC with CRIS v32.  Also add missing leading
20182	space for PIC with non-v32 and the common non-PIC "jump".
20183
201842016-06-20  Jakub Jelinek  <jakub@redhat.com>
20185
20186	PR target/71559
20187	* config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
20188	returned values and add UN*/LTGT/*ORDERED cases with values matching
20189	D operand modifier on vcmp for AVX.
20190
201912016-06-20  Wilco Dijkstra  <wdijkstr@arm.com>
20192
20193	* config/aarch64/aarch64.opt
20194	(mpc-relative-literal-loads): Rename internal option name.
20195	* config/aarch64/aarch64.c
20196	(aarch64_nopcrelative_literal_loads): Rename to
20197	aarch64_pcrelative_literal_loads.
20198	(aarch64_expand_mov_immediate): Likewise.
20199	(aarch64_secondary_reload): Likewise.
20200	(aarch64_can_use_per_function_literal_pools_p): Likewise.
20201	(aarch64_override_options_after_change_1): Rename and simplify logic.
20202	(aarch64_classify_symbol): Merge large model checks into switch,
20203	remove pc-relative load check.
20204
202052016-06-20  James Greenhalgh  <james.greenhalgh@arm.com>
20206
20207	* config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
20208	costs relative to the cost of a register move.
20209
202102016-06-20  James Greenhalgh  <james.greenhalgh@arm.com>
20211
20212	* config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
20213	(vcvt_n_f64_u64): Likewise.
20214	(vcvt_n_s64_f64): Likewise.
20215	(vcvt_n_u64_f64): Likewise.
20216	(vcvt_f64_s64): Likewise.
20217	(vrecpe_f64): Likewise.
20218	(vcvt_f64_u64): Likewise.
20219	(vrecps_f64): Likewise.
20220
202212016-06-20  James Greenhalgh  <james.greenhalgh@arm.com>
20222
20223	* config/aarch64/aarch64.md
20224	(<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
20225	iterators.
20226	(<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise.  Correct
20227	attributes.
20228	* config/aarch64/aarch64-builtins.c
20229	(aarch64_types_binop_uss_qualifiers): Delete.
20230	(TYPES_BINOP_USS): Likewise.
20231	(aarch64_types_binop_sus_qualifiers): Likewise.
20232	(TYPES_BINOP_SUS): Likewise.
20233	(aarch64_types_fcvt_from_unsigned_qualifiers): New.
20234	(TYPES_FCVTIMM_SUS): Likewise.
20235	* config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
20236	rather than BINOP.
20237	(ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
20238	(fcvtzs): Use SHIFTIMM rather than BINOP.
20239	(fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
20240
202412016-06-20  James Greenhalgh  <james.greenhalgh@arm.com>
20242
20243	* config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
20244	costs relative to the cost of a register move.
20245
202462016-06-20  Wilco Dijkstra  <wdijkstr@arm.com>
20247
20248	* config/aarch64/aarch64.c (aarch64_modes_tieable_p):
20249	Allow scalar/single vector modes to be tieable.
20250
202512016-06-20  Wilco Dijkstra  <wdijkstr@arm.com>
20252
20253	* config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
20254
202552016-06-20  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
20256
20257	* params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
20258	"alignement".
20259	* tree.h (TYPE_ALIGN): Likewise.
20260
202612016-06-20  Georg-Johann Lay  <avr@gjlay.de>
20262
20263	PR target/71103
20264	* config/avr/avr.md (movqi): Handle loading subreg:qi (const).
20265
202662016-06-20  Georg-Johann Lay  <avr@gjlay.de>
20267
20268	* config/avr/avr.c (avr_print_operand): Fix "format not a string
20269	literal" build warnings.
20270	(avr_print_operand_address): Dito.
20271
202722016-06-19  David Edelsohn  <dje.gcc@gmail.com>
20273
20274	PR target/71375
20275	* config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
20276	* config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
20277
202782016-06-18  John David Anglin  <danglin@gcc.gnu.org>
20279
20280	* config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
20281
202822016-06-18  Eric Botcazou  <ebotcazou@adacore.com>
20283
20284	PR bootstrap/71435
20285	* reload1.c (reload): Pass 0 to finish_spills when called because
20286	update_eliminables_and_spill returns true and remove did_spill.
20287	(finish_spills): Adjust comment and document GLOBAL parameter.
20288
202892016-06-17  DJ Delorie  <dj@redhat.com>
20290
20291	PR target/71338
20292	* config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
20293	* config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
20294	(umulqihi3_virt): Likewise.
20295	* config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
20296	(umulqihi3_real): Likewise.
20297
202982016-06-17  Martin Liska  <mliska@suse.cz>
20299
20300	* tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
20301
203022016-06-17  Martin Liska  <mliska@suse.cz>
20303
20304	* predict.def: PRED_LOOP_EXIT from 92 to 85.
20305
203062016-06-17  James Greenhalgh  <james.greenhalgh@arm.com>
20307
20308	* config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
20309	__FAST_MATH__.
20310	(vaddq_f32): Likewise.
20311	(vmul_f32): Likewise.
20312	(vmulq_f32): Likewise.
20313	(vsub_f32): Likewise.
20314	(vsubq_f32): Likewise.
20315
203162016-06-17  Bin Cheng  <bin.cheng@arm.com>
20317
20318	PR tree-optimization/71347
20319	* tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
20320	cost for all uses in group.
20321
203222016-06-17  Bin Cheng  <bin.cheng@arm.com>
20323
20324	* tree-vect-loop.c (vect_create_epilog_for_reduction): Only
20325	insert gimple seq if it's not empty.
20326
203272016-06-17  Bin Cheng  <bin.cheng@arm.com>
20328
20329	* tree-vectorizer.h (struct dr_with_seg_len): Remove class
20330	member OFFSET.
20331	* tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
20332	rather than OFFSET.
20333	(comp_dr_with_seg_len_pair): Ditto.
20334	(vect_prune_runtime_alias_test_list): Ditto.  Also Canonicalize
20335	struct dr_with_seg_len_pair against DR_OFFSET.
20336	* tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
20337	DR_OFFSET directly.
20338
203392016-06-17  Szabolcs Nagy  <szabolcs.nagy@arm.com>
20340
20341	* config/aarch64/geniterators.sh: Handle parenthesised conditions.
20342
203432016-06-16  John David Anglin  <danglin@gcc.gnu.org>
20344
20345	* config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
20346	(pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
20347	(pa_output_millicode_call): Likewise.
20348	(pa_output_call): Likewise.
20349	(pa_output_indirect_call): Likewise.
20350	(pa_asm_output_mi_thunk): Likewise.
20351
203522016-06-16  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
20353
20354	* doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
20355
203562016-06-16  Martin Liska  <mliska@suse.cz>
20357
20358	* predict.c (combine_predictions_for_insn): When we find a first
20359	match predictor, we should consider just predictors with
20360	PRED_FLAG_FIRST_MATCH.  Print either first match (if any) or
20361	DS theory predictor.
20362	(combine_predictions_for_bb): Likewise.
20363
203642016-06-16  Jakub Jelinek  <jakub@redhat.com>
20365
20366	* gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
20367	with base of reference to struct.
20368
203692016-06-16  Uros Bizjak  <ubizjak@gmail.com>
20370
20371	* doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
20372
203732016-06-16  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
20374
20375	PR target/71151
20376	* config/avr/avr.c (avr_asm_init_sections): Remove setup of
20377	progmem_swtable_section.
20378	(progmem_swtable_section): Remove.
20379	(avr_asm_function_rodata_section): Remove.
20380	(TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
20381	* config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
20382
203832016-06-16  Jocelyn Mayer  <l_indien@magic.fr>
20384
20385	* config/i386/driver-i386.c (host_detect_local_cpu): Set
20386	PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
20387	<case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
20388	signature_CENTAUR_ebx.
20389	* config/i386/i386.c (ix86_option_override_internal): Add
20390	definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
20391	nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
20392	* doc/invoke.texi (x86 Options): Document new VIA -march entries.
20393
203942016-06-16  Martin Liska  <mliska@suse.cz>
20395
20396	* predict.def: Add fortran loop preheader predictor.
20397	* gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
20398	fold IFN_BUILTIN_EXPECT with a known constant argument.
20399
204002016-06-16  Martin Liska  <mliska@suse.cz>
20401
20402	* predict.def: Add 'Fortran' to display text of all
20403	PRED_FORTRAN_* predictors.
20404
204052016-06-16  Uros Bizjak  <ubizjak@gmail.com>
20406
20407	PR target/71242
20408	* config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
20409	[IA64_BUILTIN_NANSQ]: Ditto.
20410	(ia64_fold_builtin): New function.
20411	(TARGET_FOLD_BUILTIN): New define.
20412	(ia64_init_builtins) Declare const_string_type node.
20413	Add __builtin_nanq and __builtin_nansq builtin functions.
20414	(ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
20415
204162016-06-16  Nick Clifton  <nickc@redhat.com>
20417
20418	* config/msp430/msp430-opts.h (msp430_hwmult_types): Add
20419	MSP430_HWMULT_ prefix to enum values.
20420	(msp430_regions): Add MSP430_REGION_ prefix to enum values.
20421	* config/msp430/msp430.c: Update use of enum values.
20422	* config/msp430/msp430.md: Likewise.
20423	* config/msp430/msp430.opt: Likewise.
20424
204252016-06-16  Jan Hubicka  <hubicka@ucw.cz>
20426
20427	* tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
20428	of comparsions in the last iteration.
20429
204302016-06-16  Claudiu Zissulescu  <claziss@synopsys.com>
20431	    Joern Rennecke  <joern.rennecke@embecosm.com>
20432
20433	* config/arc/arc.c (arc_print_operand_address): Handle pc-relative
20434	addresses.
20435	(arc_needs_pcl_p): Add GOTOFFPC.
20436	(arc_legitimate_pic_addr_p): Likewise.
20437	(arc_output_pic_addr_const): Likewise.
20438	(arc_legitimize_pic_address): Generate a pc-relative address using
20439	GOTOFFPC.
20440	(arc_output_libcall): Use @pcl syntax.
20441	(arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
20442	* config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
20443	(*movsi_insn): Use @pcl syntax.
20444	(doloop_begin_i): Likewise.
20445
204462016-06-16  Martin Liska  <mliska@suse.cz>
20447
20448	* predict.def: Define a new predictor.
20449
204502016-06-16  Claudiu Zissulescu  <claziss@synopsys.com>
20451
20452	* config/arc/arc.opt (mtp-regno): Update text.
20453
204542016-06-16  Renlin Li  <renlin.li@arm.com>
20455
20456	* config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
20457
204582016-06-16  Jakub Jelinek  <jakub@redhat.com>
20459
20460	PR target/71554
20461	* config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
20462	(setcc + and peephole2): Likewise.
20463
20464	PR rtl-optimization/71532
20465	* cse.c (cse_insn): For const/pure calls, invalidate argument passing
20466	memory slots.
20467
204682016-06-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
20469
20470	* config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
20471	DImode constants with XXSPLTIB in vector registers.
20472	(vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
20473	vsx_extract_<mode>_internal{1,2} into a single insn that handles
20474	direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
20475	extraction of the element at the top of the register as a scalar
20476	value.
20477	(vsx_extract_<mode>_internal1): Likewise.
20478	(vsx_extract_<mode>_internal2): Likewise.
20479	* config/rs6000/constraints.md (wi constraint): Remove a comment
20480	about DImode not being allowed in Altivec registers.
20481	(wB constraint): New constraint for constants that can be
20482	generated in Altivec registers with VSPLTISW/VUPKHSW.
20483	* config/rs6000/predicates.md (xxspltib_constant_split): Update
20484	comments.
20485	(xxspltib_constant_nosplit): Likewise.
20486	* config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
20487	support for -mupper-regs-di to enable DImode to go into Altivec
20488	registers.
20489	(POWERPC_MASKS): Likewise.
20490	(power7 cpu): Likewise.
20491	* config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
20492	* config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
20493	for DImode being allowed in Altivec registers.  Update wi/wj
20494	constraints.  Set scalar_in_vmx_p flag.
20495	(rs6000_option_override_internal): Add checks for -mupper-regs-di.
20496	(xxspltib_constant_p): Allow CONST_INT's with VOIDmode.  Don't
20497	return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
20498	(rs6000_opt_masks): Add -mupper-regs-di.
20499	* config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
20500	direct move to use wi and not wj.
20501	(lfiwzx): Likewise.
20502	(floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
20503	alternative.
20504	(floatunssi<mode>2_lfiwzx_mem): Likewise.
20505	(fix_trunc<mode>di2_fctidz): Change second alternative to allow
20506	any VSX register, instead of just Altivec registers, to allow
20507	either operand to be an Altivec register or both.
20508	(fixuns_trunc<mode>di2_fctiduz): Likewise.
20509	(movdi_internal32): Add support for -mupper-regs-di.  Add support
20510	to load constants via XXSPLTIB or VSPLTISW.  Add spacing to allow
20511	the alternatives and attributes to be lined up to be easier to
20512	read.
20513	(movdi_internal64): Likewise.
20514	(64-bit DImode splitters): Change predicates to only split loading
20515	up GPR registers.  Add splits for using XXSPLTIB or VSPLTISW to
20516	load constants in ISA 3.0 or ISA 2.07 respectively.
20517	* doc/invoke.texi (RS/6000 and PowerPC Options): Document
20518	-mupper-regs-di.  Update -mupper-regs-df and -mupper-regs-sf to
20519	mention -mcpu=power9 sets these options.
20520	* doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
20521	wB constraint.
20522
205232016-06-15  Pitchumani Sivanupandi  <pitchumani.s@atmel.com>
20524
20525	PR target/67353
20526	* config/avr/avr.c (avr_set_current_function): Warn misspelled
20527	interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
20528	* config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
20529	by default to warn misspelled interrupt/ signal handler.
20530	* doc/invoke.texi (AVR Options): Document it. Update description
20531	for -nodevicelib option.
20532
205332016-06-15  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
20534
20535	* config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
20536	up parentheses.  Use GET_MODE_UNIT_BITSIZE.
20537	(aarch64_<sur>shll2_n<mode>): Likewise.
20538
205392016-06-15  Ilya Enkovich  <ilya.enkovich@intel.com>
20540
20541	PR middle-end/71529
20542	* ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
20543	DECL_CONTEXT for copied arguments.
20544
205452016-06-15  Alan Hayward  <alan.hayward@arm.com>
20546
20547	PR tree-optimization/71483
20548	* tree-vect-loop.c (vectorizable_live_operation): Pick correct index
20549	for slp
20550
205512016-06-15  Martin Liska  <mliska@suse.cz>
20552
20553	* predict.c (tree_predict_by_opcode): Call predict_edge_def
20554	instead of predict_edge w/o a probability.
20555
205562016-06-15  Alan Hayward  <alan.hayward@arm.com>
20557
20558	PR tree-optimization/71439
20559	* tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
20560	live PHIs.
20561
205622016-06-15  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
20563
20564	* ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
20565	register subregs in SET_SRC.
20566
205672016-06-15  Richard Biener  <rguenther@suse.de>
20568
20569	* tree-vect-stmts.c (vectorizable_store): Remove strided grouped
20570	store restrictions.
20571
205722016-06-15  Richard Biener  <rguenther@suse.de>
20573
20574	* tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
20575	not consider dependences between accesses that belong to the
20576	same group.
20577	(vect_analyze_data_ref_dependences): Do not analyze read-read
20578	or self-dependences.
20579
205802016-06-14  David Malcolm  <dmalcolm@redhat.com>
20581
20582	* spellcheck-tree.c: Include spellcheck-tree.h rather than
20583	spellcheck.h.
20584	(find_closest_identifier): Reimplement in terms of
20585	best_match<tree,tree>.
20586	* spellcheck-tree.h: New file.
20587	* spellcheck.c (struct edit_distance_traits<const char *>): New
20588	struct.
20589	(find_closest_string): Reimplement in terms of
20590	best_match<const char *, const char *>.
20591	* spellcheck.h (levenshtein_distance): Move prototype of tree-based
20592	overload to spellcheck-tree.h.
20593	(find_closest_identifier): Likewise.
20594	(struct edit_distance_traits<T>): New template.
20595	(class best_match): New class.
20596
205972016-06-14  David Malcolm  <dmalcolm@redhat.com>
20598
20599	* selftest-run-tests.c (selftest::run_tests): Call
20600	selftest::spellcheck_tree_c_tests.
20601	* selftest.h (selftest::spellcheck_tree_c_tests): New decl.
20602	* spellcheck-tree.c: Include selftest.h and stringpool.h.
20603	(selftest::test_find_closest_identifier): New function.
20604	(selftest::spellcheck_tree_c_tests): New function.
20605	* spellcheck.c (selftest::test_find_closest_string): Verify that
20606	the order of the vec does not affect the results for this case.
20607	(selftest::test_data): New array.
20608	(selftest::test_metric_conditions): New function.
20609	(selftest::spellcheck_c_tests): Add a test of case-comparison.
20610	Call selftest::test_metric_conditions.
20611
206122016-06-14  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
20613
20614	* config/rs6000/rs6000-builtin.def (commentary): Typo.
20615	(BU_P9_MISC_1): Likewise.
20616	(BU_P9_64BIT_MISC_0): Likewise.
20617	(BU_P9_MISC_0): Likewise.
20618
206192016-06-14  David Malcolm  <dmalcolm@redhat.com>
20620
20621	* gcc-rich-location.c
20622	(gcc_rich_location::add_fixit_misspelled_id): New method.
20623	* gcc-rich-location.h
20624	(gcc_rich_location::add_fixit_misspelled_id): Add decl.
20625
206262016-06-14  Andreas Tobler  <andreast@gcc.gnu.org>
20627
20628	* config/arm/freebsd.h: Only enable unaligned access for armv6 on
20629	FreeBSD 11 and above.
20630
206312016-06-14  Uros Bizjak  <ubizjak@gmail.com>
20632
20633	* config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
20634
206352016-06-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
20636
20637	* expmed.h: Close parenthesis in "at your option" in copyright
20638	boilerplate.
20639	* lower-subreg.h: Likewise.
20640
206412016-06-14  Richard Biener  <rguenther@suse.de>
20642
20643	PR middle-end/71526
20644	* genmatch.c (expr::gen_transform): Use in_type for comparisons
20645	if available.
20646
206472015-06-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
20648
20649	* config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
20650	New function.
20651	(aarch64_rtx_costs): Use it.  Rewrite CONST_INT_P (op1) case to handle
20652	mask+shift version.
20653	* config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
20654	New prototype.
20655	* config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
20656	matching condition with aarch64_mask_and_shift_for_ubfiz_p.
20657
206582016-06-14  Richard Biener  <rguenther@suse.de>
20659
20660	PR tree-optimization/71522
20661	* tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
20662	copying into float copying.
20663
206642016-06-14  Jakub Jelinek  <jakub@redhat.com>
20665
20666	PR tree-optimization/71520
20667	* tree-ssa-tail-merge.c (find_duplicate): Handle labels.
20668	(replace_block_by): Move user labels from bb1 to bb2.
20669
206702016-06-14  Richard Biener  <rguenther@suse.de>
20671
20672	PR middle-end/71310
20673	PR bootstrap/71510
20674	* expr.h (get_bit_range): Declare.
20675	* expr.c (get_bit_range): Export.
20676	* fold-const.c (optimize_bit_field_compare): Use get_bit_range and
20677	word_mode again to constrain the bitfield access.
20678
206792016-06-14  Richard Biener  <rguenther@suse.de>
20680
20681	PR tree-optimization/71521
20682	* tree-vrp.c (extract_range_from_binary_expr_1): Guard
20683	division int_const_binop against zero divisor.
20684
206852016-06-13  Uros Bizjak  <ubizjak@gmail.com>
20686
20687	* config/i386/i386.md (signbittf2): New expander.
20688	* config/i386/sse.md (ptesttf2): New insn pattern.
20689
206902016-06-13  David Malcolm  <dmalcolm@redhat.com>
20691
20692	PR bootstrap/71481
20693	* input.c (selftest::test_reading_source_line): Avoid reading from
20694	__FILE__ by creating a tempfile with known content and reading
20695	from that instead.
20696
206972016-06-13  David Malcolm  <dmalcolm@redhat.com>
20698
20699	* pretty-print.c (assert_pp_format_colored): Skip the test if
20700	GCC_COLORS is set.
20701	(test_pp_format): Remove comment about GCC_COLORS.
20702
207032016-06-13  David Malcolm  <dmalcolm@redhat.com>
20704
20705	* input.c (test_reading_source_line): Use SELFTEST_LOCATION.
20706	* pretty-print.c (assert_pp_format_va): Add location param and use
20707	it with ASSERT_STREQ_AT.
20708	(assert_pp_format): Add location param and pass it to
20709	assert_pp_format_va.
20710	(assert_pp_format_colored): Likewise.
20711	(ASSERT_PP_FORMAT_1): New.
20712	(ASSERT_PP_FORMAT_2): New.
20713	(ASSERT_PP_FORMAT_3): New.
20714	(test_pp_format): Provide SELFTEST_LOCATION throughout, either
20715	explicitly, or implicitly via the above macros.
20716	* selftest.c (selftest::pass): Use a selftest::location rather
20717	than file and line.
20718	(selftest::fail): Likewise.  Print the function name.
20719	(selftest::fail_formatted): Likewise.
20720	(selftest::assert_streq): Use a selftest::location rather than
20721	file and line.
20722	* selftest.h (selftest::location): New struct.
20723	(SELFTEST_LOCATION): New macro.
20724	(selftest::pass): Accept a const location & rather than file
20725	and line.
20726	(selftest::fail): Likewise.
20727	(selftest::fail_formatted): Likewise.
20728	(selftest::assert_streq): Likewise.
20729	(ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
20730	(ASSERT_FALSE): Likewise.
20731	(ASSERT_EQ): Likewise.
20732	(ASSERT_NE): Likewise.
20733	(ASSERT_STREQ): Likewise.
20734	(ASSERT_PRED1): Likewise.
20735	(ASSERT_STREQ_AT): New macro.
20736
207372016-06-13  David Malcolm  <dmalcolm@redhat.com>
20738
20739	* selftest.c (selftest::fail_formatted): New function.
20740	(selftest::assert_streq): New function.
20741	* selftest.h (selftests::fail_formatted): New decl.
20742	(selftest::assert_streq): New decl.
20743	(ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
20744
207452016-06-13  Jeff Law  <law@redhat.com>
20746
20747	PR tree-optimization/71403
20748	* tree-ssa-threadbackward.c
20749	(convert_and_register_jump_thread_path): No longer accept reference
20750	to path.  Do not pop items off the path anymore.
20751	(fsm_find_control_statement_thread_paths): Do not allow threading
20752	to a deeper loop nest.  Pop the last item off the path here rather
20753	than in convert_and_register_jump_thread_path.
20754
207552016-06-13  Evandro Menezes  <e.menezes@samsung.com>
20756	    Wilco Dijkstra  <Wilco.Dijkstra@arm.com>
20757
20758	[AArch64] Emit division using the Newton series
20759
20760	* config/aarch64/aarch64-protos.h
20761	(cpu_approx_modes): Add new member "division".
20762	(aarch64_emit_approx_div): Declare new function.
20763	* config/aarch64/aarch64.c
20764	(generic_approx_modes): New member "division".
20765	(exynosm1_approx_modes): Likewise.
20766	(xgene1_approx_modes): Likewise.
20767	(aarch64_emit_approx_div): Define new function.
20768	* config/aarch64/aarch64.md ("div<mode>3"): New expansion.
20769	* config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
20770	* config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
20771	* doc/invoke.texi (-mlow-precision-div): Describe new option.
20772
207732016-06-13  Evandro Menezes  <e.menezes@samsung.com>
20774	    Wilco Dijkstra  <wilco.dijkstra@arm.com>
20775
20776	[AArch64] Emit square root using the Newton series
20777
20778	* config/aarch64/aarch64-protos.h
20779	(aarch64_emit_approx_rsqrt): Replace with new function
20780	"aarch64_emit_approx_sqrt".
20781	(cpu_approx_modes): New member "sqrt".
20782	* config/aarch64/aarch64.c
20783	(generic_approx_modes): New member "sqrt".
20784	(exynosm1_approx_modes): Likewise.
20785	(xgene1_approx_modes): Likewise.
20786	(aarch64_emit_approx_rsqrt): Replace with new function
20787	"aarch64_emit_approx_sqrt".
20788	(aarch64_override_options_after_change_1): Handle new option.
20789	* config/aarch64/aarch64-simd.md
20790	(rsqrt<mode>2): Use new function instead.
20791	(sqrt<mode>2): New expansion and insn definitions.
20792	* config/aarch64/aarch64.md: Likewise.
20793	* config/aarch64/aarch64.opt
20794	(mlow-precision-sqrt): Add new option description.
20795	* doc/invoke.texi (mlow-precision-sqrt): Likewise.
20796
207972016-06-13  Evandro Menezes  <e.menezes@samsung.com>
20798
20799	[AArch64] Add more choices for the reciprocal square root approximation
20800
20801	Allow a target to prefer such operation depending on the operation mode.
20802
20803	* config/aarch64/aarch64-protos.h
20804	(AARCH64_APPROX_MODE): New macro.
20805	(AARCH64_APPROX_{NONE,ALL}): Likewise.
20806	(cpu_approx_modes): New structure.
20807	(tune_params): New member "approx_modes".
20808	* config/aarch64/aarch64-tuning-flags.def
20809	(AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
20810	* config/aarch64/aarch64.c
20811	(generic_approx_modes): New core "cpu_approx_modes" structure.
20812	(exynosm1_approx_modes): Likewise.
20813	(xgene1_approx_modes): Likewise.
20814	(generic_tunings): New member "approx_modes".
20815	(cortexa35_tunings): Likewise.
20816	(cortexa53_tunings): Likewise.
20817	(cortexa57_tunings): Likewise.
20818	(cortexa72_tunings): Likewise.
20819	(exynosm1_tunings): Likewise.
20820	(thunderx_tunings): Likewise.
20821	(xgene1_tunings): Likewise.
20822	(use_rsqrt_p): New argument for the mode and use new member from
20823	"tune_params".
20824	(aarch64_builtin_reciprocal): Devise mode from builtin.
20825	(aarch64_optab_supported_p): New argument for the mode.
20826	* doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
20827
208282016-06-13  Kelvin Nilsen  <kelvin@gcc.gnu.org>
20829
20830	* config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
20831	RS6000_BTM_MODULO flag into the set of flags that are considered
20832	to be part of the common configuration.
20833
208342016-06-13  Kelvin Nilsen  <kelvin@gcc.gnu.org>
20835
20836	* config/rs6000/altivec.h (vec_absd): New macro for vector absolute
20837	difference unsigned.
20838	(vec_absdb): New macro for vector absolute difference unsigned
20839	byte.
20840	(vec_absdh): New macro for vector absolute difference unsigned
20841	half-word.
20842	(vec_absdw): New macro for vector absolute difference unsigned word.
20843	* config/rs6000/altivec.md (UNSPEC_VADU): New value.
20844	(vadu<mode>3): New insn.
20845	(*p9_vadu<mode>3): New insn.
20846	* config/rs6000/rs6000-builtin.def (vadub): New built-in
20847	definition.
20848	(vaduh): New built-in definition.
20849	(vaduw): New built-in definition.
20850	(vadu): New overloaded built-in definition.
20851	(vadub): New overloaded built-in definition.
20852	(vaduh): New overloaded built-in definition.
20853	(vaduw): New overloaded built-in definition.
20854	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20855	overloaded vector absolute difference unsigned functions.
20856	* doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
20857	the ISA 3.0 vector absolute difference unsigned built-in functions.
20858
208592016-06-13  Eric Botcazou  <ebotcazou@adacore.com>
20860
20861	* tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
20862	update shared_lookup_references only once after changing operands.
20863
208642016-06-13  Thomas Schwinge  <thomas@codesourcery.com>
20865
20866	PR middle-end/71373
20867	* tree-nested.c (convert_nonlocal_omp_clauses)
20868	(convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
20869
20870	* tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
20871	* tree.def (CASE_LABEL_EXPR): Likewise.
20872
208732016-06-13  Bernd Edlinger  <bernd.edlinger@hotmail.de>
20874
20875	PR bootstrap/71481
20876	* input.c (test_builtins): Fix an assertion.
20877
208782016-06-13  Uros Bizjak  <ubizjak@gmail.com>
20879
20880	* config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
20881	(paritysi2): Ditto.
20882	(isinfxf2): Ditto.
20883	(isinf<mode>2): Ditto.
20884
208852016-06-13  Uros Bizjak  <ubizjak@gmail.com>
20886
20887	* ggc-tests.c (test_finalization): Only test need_finalization_p
20888	for GCC_VERSION >= 4003.
20889
208902016-06-13  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
20891
20892	* config/s390/vecintrin.h: Fix file description in comment.
20893
208942016-06-13  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
20895
20896	* config/s390/s390-builtin-types.def: Change builtin type naming
20897	scheme to match builtin-types.def.
20898
208992016-06-13  Marc Glisse  <marc.glisse@inria.fr>
20900
20901	* fold-const.c (optimize_minmax_comparison): Remove.
20902	(fold_comparison): Remove call to the above.
20903	* match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
20904	New transformations.
20905
209062016-06-13  Alan Hayward  <alan.hayward@arm.com>
20907
20908	PR tree-optimization/71416
20909	* tree-vect-loop.c (vectorizable_live_operation): Let worklist have
20910	multiple entries
20911
209122016-06-13  Martin Liska  <mliska@suse.cz>
20913
20914	* predict.c (enum predictor_reason): Prefix enum with REASON_.
20915	(combine_predictions_for_insn): Likewise.
20916	(prune_predictions_for_bb): Likewise.
20917	(combine_predictions_for_bb): Likewise.
20918
209192016-06-13  Richard Biener  <rguenther@suse.de>
20920
20921	PR tree-optimization/71505
20922	* tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
20923	assert match comment.
20924
209252016-06-13  Marek Polacek  <polacek@redhat.com>
20926
20927	PR middle-end/71476
20928	* gimplify.c (maybe_warn_switch_unreachable): Factored out of
20929	gimplify_switch_expr.
20930	(warn_switch_unreachable_r): New function.
20931
209322016-06-13  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
20933
20934	PR target/71379
20935	* config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
20936	one.
20937
209382016-06-13  Richard Biener  <rguenther@suse.de>
20939
20940	PR middle-end/64516
20941	* fold-const.c (fold_unary_loc): Preserve alignment when
20942	folding a VIEW_CONVERT_EXPR into a MEM_REF.
20943
209442016-06-13  Martin Liska  <mliska@suse.cz>
20945
20946	PR sanitizer/71458
20947	* toplev.c (process_options): Do not enable -fcheck-pointer-bounds
20948	w/ -fsanitize=bounds.
20949
209502016-06-12  Uros Bizjak  <ubizjak@gmail.com>
20951
20952	* config/i386/i386.c (ix86_init_builtins): Calculate
20953	FLOAT128_FTYPE_CONST_STRING function type only once.
20954	* doc/extend.texi (x86 Built-in Functions): Update text, __float128
20955	built-in functions are available for x86-32 and x86-64 targets.
20956
209572016-06-12  Uros Bizjak  <ubizjak@gmail.com>
20958
20959	PR target/71241
20960	* config/i386/i386.i386-builtin-types.def (CONST_STRING):
20961	New primitive type.
20962	(FLOAT128_FTYPE_CONST_STRING): New function type.
20963	* config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
20964	[IX86_BUILTIN_NANSQ]: Ditto.
20965	(ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20966	(ix86_init_builtin_types): Declare const_string_type_node.
20967	(ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
20968	builtin functions.
20969	(ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20970	* doc/extend.texi (x86 Built-in Functions): Document
20971	__builtin_nanq and __builtin_nansq.
20972
209732016-06-11  Jiong Wang  <jiong.wang@arm.com>
20974
20975	PR target/71061
20976	* config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
20977	* config/arm/arm.c (arm_attr_length_pop_multi): New function to return
20978	length for pop patterns.
20979	(arm_attr_length_push_multi): Update comments.
20980	* config/arm/arm.md (*load_multiple_with_writeback): Set "length"
20981	attribute.
20982	(*pop_multiple_with_writeback_and_return): Likewise.
20983	(*pop_multiple_with_return): Likewise.
20984
209852016-06-11  Segher Boessenkool  <segher@kernel.crashing.org>
20986
20987	PR middle-end/71310
20988	* fold-const.c (optimize_bit_field_compare): Don't try to use
20989	word_mode unconditionally for reading the bit field, look at
20990	DECL_BIT_FIELD_REPRESENTATIVE instead.
20991
209922016-06-11  Kugan Vivekanandarajah  <kuganv@linaro.org>
20993
20994	PR middle-end/71478
20995	* tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
20996	vector integer type.
20997
209982016-06-10  Jakub Jelinek  <jakub@redhat.com>
20999
21000	PR middle-end/71494
21001	* tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
21002	without LABEL_DECL, set *handled_ops_p to false instead of true.
21003
210042016-06-10  Martin Sebor  <msebor@redhat.com>
21005
21006	PR c/71392
21007	* builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
21008	(ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
21009	* builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
21010	them.
21011	(BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
21012	(BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
21013	(BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
21014	(BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
21015	(BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
21016	(BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
21017	(BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
21018	(BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
21019
210202016-06-10  Bernd Edlinger  <bernd.edlinger@hotmail.de>
21021
21022	* config/arm/arm.h (pool_vector_label,
21023	return_used_this_function): Remove.
21024
210252016-06-10  Jeff Law  <law@redhat.com>
21026
21027	PR tree-optimization/71335
21028	* tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
21029	zero length paths here.
21030	(convert_and_register_jump_thread_path): Remove hacks related to
21031	duplicated blocks in the jump thread path.
21032	(fsm_find_control_statement_thread_paths): Avoid putting the same
21033	block on the thread path twice, but ensure the thread path is
21034	unchanged from the caller's point of view.
21035
210362016-06-10  Jan Hubicka  <hubicka@ucw.cz>
21037
21038	* predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
21039	* predict.def (PRED_LOOP_BRANCH): Remove.
21040
210412016-06-10  David Malcolm  <dmalcolm@redhat.com>
21042
21043	* Makefile.in (OBJS): Add ggc-tests.o.
21044	(GTFILES): Add ggc-tests.c.
21045	* ggc-tests.c: New file.
21046	* selftest-run-tests.c (selftest::run_tests): Call
21047	selftest::ggc_tests_c_tests.
21048	* selftest.h (selftest::ggc_tests_c_tests): New prototype.
21049
210502016-06-10  Alexander Monakov  <amonakov@ispras.ru>
21051
21052	* match.pd (-1 / B < A): Use :c to avoid pattern duplication.
21053
210542016-06-10  Maxim Ostapenko  <m.ostapenko@samsung.com>
21055
21056	PR sanitizer/71480
21057	* varasm.c (place_block_symbol): Adjust alignment for asan protected
21058	STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
21059
210602016-06-10  Jan Hubicka  <hubicka@ucw.cz>
21061
21062	* profile.c: Include cfgloop.h.
21063	(branch_prob): Compute estimated number of iterations.
21064	* tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
21065	recompute estimate number of iterations from profile.
21066
210672016-06-10  Bernd Edlinger  <bernd.edlinger@hotmail.de>
21068
21069	PR inline-asm/68843
21070	* reg-stack.c (check_asm_stack_operands): Explicit input arguments
21071	must be grouped on top of stack.  Don't force early clobber
21072	on ordinary reg outputs.
21073
210742016-06-10  Richard Biener  <rguenther@suse.de>
21075
21076	* targhooks.c (default_builtin_vectorization_cost): Adjust
21077	vec_construct cost.
21078
210792016-06-10  Richard Biener  <rguenther@suse.de>
21080
21081	* gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
21082	to fold the RHS to a constant if possible.
21083
210842016-06-10  Thomas Schwinge  <thomas@codesourcery.com>
21085
21086	PR middle-end/71373
21087	* tree-nested.c (convert_nonlocal_omp_clauses)
21088	(convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
21089	OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
21090	OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
21091
21092	* gimplify.c (gimplify_adjust_omp_clauses): Discard
21093	OMP_CLAUSE_TILE.
21094	* omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
21095
21096	* omp-low.c (scan_sharing_clauses): Don't expect
21097	OMP_CLAUSE__CACHE_.
21098
210992016-06-10  Alan Hayward  <alan.hayward@arm.com>
21100
21101	PR tree-optimization/71407
21102	PR tree-optimization/71416
21103	* tree-vect-loop.c (vectorizable_live_operation): Use vectype for
21104	BIT_FIELD_REF type.
21105
211062016-06-10  Richard Biener  <rguenther@suse.de>
21107
21108	PR middle-end/71477
21109	* cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
21110
211112016-06-09  Eric Botcazou  <ebotcazou@adacore.com>
21112
21113	* df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
21114
211152016-06-09  Vladimir Makarov  <vmakarov@redhat.com>
21116	    Jiong Wang  <jiong.wang@arm.com>
21117
21118	PR rtl-optimization/70751
21119	* lra-constraints.c (process_alt_operands): Recognize Non-pseudo
21120	spilled into memory.
21121
211222016-06-09  Jonathan Yong  <10walls@gmail.com>
21123
21124	Revert:
21125	2015-09-21  Jonathan Yong  <10walls@gmail.com>
21126
21127	* config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
21128	sysroot/usr/lib/32api for additional win32 libraries,
21129	fixes failing Cygwin bootstrapping.
21130
211312016-06-09  Marcin Baczyński  <marbacz@gmail.com>
21132
21133	* diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
21134	Delete.
21135
211362016-06-09  David Malcolm  <dmalcolm@redhat.com>
21137
21138	PR bootstrap/71471
21139	* pretty-print.c (pp_indent): Specify that %p is printed in a
21140	host-dependent manner.
21141	(test_pp_format): Remove the test for %p.
21142
211432016-06-09  Maciej W. Rozycki  <macro@imgtec.com>
21144
21145	* config/mips/mips.c (mips_output_jump): Fix formatting.
21146
211472016-06-09  Richard Biener  <rguenther@suse.de>
21148
21149	PR tree-optimization/71462
21150	* tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
21151	removed blocks.
21152
211532016-06-09  Martin Liska  <mliska@suse.cz>
21154
21155	* predict.c (dump_prediction): Add new argument.
21156	(enum predictor_reason): New enum.
21157	(struct predictor_hash): New struct.
21158	(predictor_hash::hash): New function.
21159	(predictor_hash::equal): Likewise.
21160	(not_removed_prediction_p): New function.
21161	(prune_predictions_for_bb): Likewise.
21162	(combine_predictions_for_bb): Prune predictions.
21163
211642016-06-09  Martin Liska  <mliska@suse.cz>
21165
21166	* predict.c (filter_predictions): New function.
21167	(remove_predictions_associated_with_edge): Use the filter
21168	function.
21169	(equal_edge_p): New function.
21170
211712016-06-09  Stefan Bruens  <stefan.bruens@rwth-aachen.de>
21172
21173	* doc/invoke.texi (ARM Options): Use lexicographical ordering.
21174	Correct usage of @samp vs @option, add @samp where appropriate.
21175	Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
21176	Add armv6s-m and document it, as it is no official ARM name.
21177
211782016-06-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
21179
21180	* ifcvt.c (struct noce_if_info): Add transform_name field.
21181	(noce_try_move): Set if_info->transform_name to the function name.
21182	(noce_try_ifelse_collapse): Likewise.
21183	(noce_try_store_flag): Likewise.
21184	(noce_try_inverse_constants): Likewise.
21185	(noce_try_store_flag_constants): Likewise.
21186	(noce_try_addcc): Likewise.
21187	(noce_try_store_flag_mask): Likewise.
21188	(noce_try_cmove): Likewise.
21189	(noce_try_cmove_arith): Likewise.
21190	(noce_try_minmax): Likewise.
21191	(noce_try_abs): Likewise.
21192	(noce_try_sign_mask): Likewise.
21193	(noce_try_bitop): Likewise.
21194	(noce_convert_multiple_sets): Likewise.
21195	(noce_process_if_block): Print if_info->transform_name to
21196	dump_file if transformation succeeded.
21197
211982016-06-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
21199
21200	* config/arm/cortex-a57.md (cortex_a57_alu):
21201	Handle csel type.
21202
212032016-06-08  Martin Sebor  <msebor@redhat.com>
21204	    Jakub Jelinek  <jakub@redhat.com>
21205
21206	PR c++/70507
21207	PR c/68120
21208	* builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
21209	BUILT_IN_MUL_OVERFLOW_P): New builtins.
21210	* builtins.c: Include gimple-fold.h.
21211	(fold_builtin_arith_overflow): Handle
21212	BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
21213	(fold_builtin_3): Likewise.
21214	* doc/extend.texi (Integer Overflow Builtins): Document
21215	__builtin_{add,sub,mul}_overflow_p.
21216
212172016-06-08  Jose E. Marchesi  <jose.marchesi@oracle.com>
21218
21219	* config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
21220	SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
21221
212222016-06-08  Alan Lawrence  <alan.lawrence@arm.com>
21223
21224	* config/aarch64/aarch64.c (aarch64_function_arg_alignment):
21225	Rewrite, looking one level down for records and arrays.
21226
212272016-06-08  David Malcolm  <dmalcolm@redhat.com>
21228
21229	* pretty-print.c: Include "selftest.h".
21230	(pp_format): Fix comment.
21231	(identifier_to_locale): Likewise.
21232	(selftest::test_basic_printing): New function.
21233	(selftest::assert_pp_format): New function.
21234	(selftest::test_pp_format): New function.
21235	(selftest::pretty_print_c_tests): New function.
21236	* selftest-run-tests.c (selftest::run_tests): Call
21237	selftest::pretty_print_c_tests.
21238	* selftest.h (pretty_print_c_tests): New declaration.
21239
212402016-06-07  Jan Hubicka  <hubicka@ucw.cz>
21241
21242	* invoke.texi (max-loop-headers-insns): Document.
21243	* params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
21244	* tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
21245	(ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
21246
212472016-06-08  Richard Biener  <rguenther@suse.de>
21248
21249	* tree-vect-stmts.c (vectorizable_load): Remove restrictions
21250	on strided SLP loads and fall back to scalar loads in case
21251	we can't chunk them.
21252
212532016-06-08  Richard Biener  <rguenther@suse.de>
21254
21255	PR tree-optimization/71452
21256	* tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
21257	type used for the SSA rewrite has enough precision to cover
21258	the dynamic type of the location.
21259
212602016-06-08  Jakub Jelinek  <jakub@redhat.com>
21261	    Richard Biener  <rguenther@suse.de>
21262
21263	PR c++/71448
21264	* fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
21265	the same as DECL_P (base0) for indirect_base0.  Use equality_code
21266	in one further place.
21267
212682016-06-08  Richard Sandiford  <richard.sandiford@arm.com>
21269
21270	* expmed.c (store_bit_field_1): Do not restrict a multiword op0
21271	to one word if the field is known to overlap other words.
21272	(extract_bit_field_1): Likewise.
21273	(store_split_bit_field): Remove compensating code.
21274	(extract_split_bit_field): Likewise.
21275
212762016-06-08  Bernd Schmidt  <bschmidt@redhat.com>
21277
21278	PR debug/71432
21279	PR ada/71413
21280	* tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
21281
212822016-06-08  Jiong Wang  <jiong.wang@arm.com>
21283
21284	* config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
21285	VDQF.
21286	* config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
21287	(arch64_addpv4sf): Delete.
21288	(reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
21289	"gen_aarch64_addpv4sf".
21290	* config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly.  Use
21291	builtin.
21292	(vpadds_f32): Likewise.
21293	(vpaddq_f32): Likewise.
21294	(vpaddq_f64): Likewise.
21295
212962016-06-08  Jiong Wang  <jiong.wang@arm.com>
21297
21298	* config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
21299	VALLF.
21300	* config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
21301	to VALLF.  Rename to "fabd<mode>3".
21302	"*fabd_scalar<mode>3): Delete.
21303	* config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
21304	Use builtin.
21305	(vabdd_f64): Likewise.
21306	(vabd_f32): Likewise.
21307	(vabd_f64): Likewise.
21308	(vabdq_f32): Likewise.
21309	(vabdq_f64): Likewise.
21310
213112016-06-08  Jiong Wang  <jiong.wang@arm.com>
21312
21313	* config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
21314	VALLF.
21315	* config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
21316	"aarch64_rsqrts<mode>".
21317	* config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
21318	* config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly.  Use
21319	builtin.
21320	(vrsqrtsd_f64): Likewise.
21321	(vrsqrts_f32): Likewise.
21322	(vrsqrts_f64): Likewise.
21323	(vrsqrtsq_f32): Likewise.
21324	(vrsqrtsq_f64): Likewise.
21325
213262016-06-08  Jiong Wang  <jiong.wang@arm.com>
21327
21328	* config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
21329	VALLF.
21330	* config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
21331	"aarch64_rsqrte<mode>".
21332	* config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
21333	* config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly.  Use
21334	builtin.
21335	(vrsqrted_f64): Likewise.
21336	(vrsqrte_f32): Likewise.
21337	(vrsqrte_f64): Likewise.
21338	(vrsqrteq_f32): Likewise.
21339	(vrsqrteq_f64): Likewise.
21340
213412016-06-08  Jiong Wang  <jiong.wang@arm.com>
21342
21343	* config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
21344	(ucvtf): Likewise.
21345	(fcvtzs): Likewise.
21346	(fcvtzu): Likewise.
21347	* config/aarch64/aarch64-simd.md
21348	(<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
21349	(<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
21350	* config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
21351	Use builtin.
21352	(vcvt_n_f32_u32): Likewise.
21353	(vcvt_n_s32_f32): Likewise.
21354	(vcvt_n_u32_f32): Likewise.
21355	(vcvtq_n_f32_s32): Likewise.
21356	(vcvtq_n_f32_u32): Likewise.
21357	(vcvtq_n_f64_s64): Likewise.
21358	(vcvtq_n_f64_u64): Likewise.
21359	(vcvtq_n_s32_f32): Likewise.
21360	(vcvtq_n_s64_f64): Likewise.
21361	(vcvtq_n_u32_f32): Likewise.
21362	(vcvtq_n_u64_f64): Likewise.
21363	* config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
21364	(VSDQ_SDI): Likewise.
21365	(fcvt_target): Support V4DI, V4SI and V2SI.
21366	(FCVT_TARGET): Likewise.
21367
213682016-06-08  Jiong Wang  <jiong.wang@arm.com>
21369
21370	* config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
21371	(TYPES_BINOP_SUS): Likewise.
21372	(aarch64_simd_builtin_data): Update include file name.
21373	(aarch64_builtins): Likewise.
21374	* config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
21375	for conversion between scalar float-point and fixed-point.
21376	(ucvtf): Likewise.
21377	(fcvtzs): Likewise.
21378	(fcvtzu): Likewise.
21379	* config/aarch64/aarch64.md
21380	(<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
21381	pattern for conversion between scalar float to fixed-pointer.
21382	(<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
21383	(UNSPEC_FCVTZS): New UNSPEC enumeration.
21384	(UNSPEC_FCVTZU): Likewise.
21385	(UNSPEC_SCVTF): Likewise.
21386	(UNSPEC_UCVTF): Likewise.
21387	* config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
21388	Use builtin.
21389	(vcvtd_n_f64_u64): Likewise.
21390	(vcvtd_n_s64_f64): Likewise.
21391	(vcvtd_n_u64_f64): Likewise.
21392	(vcvtd_n_f32_s32): Likewise.
21393	(vcvts_n_f32_u32): Likewise.
21394	(vcvtd_n_s32_f32): Likewise.
21395	(vcvts_n_u32_f32): Likewise.
21396	* config/aarch64/iterators.md (fcvt_target): Support integer to float
21397	mapping.
21398	(FCVT_TARGET): Likewise.
21399	(FCVT_FIXED2F): New iterator.
21400	(FCVT_F2FIXED): Likewise.
21401	(fcvt_fixed_insn): New define_int_attr.
21402
214032016-06-07  Jan Hubicka  <hubicka@ucw.cz>
21404
21405	* predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
21406	some statements was removed.
21407
214082016-06-08  Alan Hayward  <alan.hayward@arm.com>
21409
21410	* tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
21411	* tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
21412	(vect_can_advance_ivs_p): likewise.
21413	(vect_update_ivs_after_vectorizer): likewise.
21414	* tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
21415	(vect_analyze_scalar_cycles_1): likewise.
21416	(vect_analyze_loop_operations): likewise.
21417	(report_vect_op): likewise.
21418	(vect_is_slp_reduction): likewise.
21419	(vect_is_simple_reduction): likewise.
21420	(get_initial_def_for_induction): likewise.
21421	(vect_transform_loop): likewise.
21422	* tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
21423	(vect_recog_sad_pattern): likewise.
21424	(vect_recog_widen_sum_pattern): likewise.
21425	(vect_recog_widening_pattern): likewise.
21426	(vect_recog_divmod_pattern): likewise.
21427	* tree-vect-slp.c (vect-build-slp_tree_1): likewise.
21428	(vect_analyze_slp_instance): likewise.
21429	(vect_transform_slp_perm_load): likewise.
21430	(vect_schedule_slp_instance): likewise.
21431
214322016-06-07  Jan Hubicka  <hubicka@ucw.cz>
21433
21434	* predict.c (predict_iv_comparison): Mention that heuristics is broken.
21435	(return_prediction): PRED_CONST_RETURN predict return as not taken.
21436	* predict.def (PRED_CONTINUE): Change hitrate 50->67
21437	(PRED_LOOP_BRANCH): Document predictor as broken.
21438	(PRED_LOOP_EXIT): Change hitrate 91->92.
21439	(PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
21440	(PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
21441	(PRED_OPCODE_POSITIVE): Change hitrate 79->64.
21442	(PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
21443	(PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
21444	(PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
21445	(PRED_CALL): Chane hitrate 71->67.
21446	(PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
21447	(PRED_GOTO): Document as unused right now.
21448	(PRED_CONST_RETURN): Change hitrate 67->69
21449	(PRED_NEGATIVE_RETURN): Change hitrate 96->98
21450	(PRED_NULL_RETURN): Change hitrate 91->90.
21451	(PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
21452	(PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
21453	(PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
21454
214552016-06-07  Bill Seurer  <seurer@linux.vnet.ibm.com>
21456
21457	* config/rs6000/altivec.h: Add __builtin_vec_mul.
21458	* config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
21459	special case Altivec builtin.
21460	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
21461	VSX_BUILTIN_VEC_MUL (replaced with special case code).
21462	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21463	code for ALTIVEC_BUILTIN_VEC_MUL.
21464	* config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21465	for __builtin_vec_mul.
21466
214672016-06-07  Peter Bergner  <bergner@vnet.ibm.com>
21468
21469	* doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
21470	-mno-htm.
21471
214722016-06-07  David Malcolm  <dmalcolm@redhat.com>
21473
21474	* spellcheck.c (selftest::test_find_closest_string): New function.
21475	(spellcheck_c_tests): Call the above.
21476
214772016-06-07  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
21478
21479	* simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
21480
214812016-06-07  Jakub Jelinek  <jakub@redhat.com>
21482
21483	* config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
21484	Yv=Yv,C alternatives.
21485
214862016-06-07  Richard Biener  <rguenther@suse.de>
21487
21488	PR c/61564
21489	* common.opt (ffast-math): Make Optimization.
21490
214912016-06-07  Simon Dardis  <simon.dardis@imgtec.com>
21492	    Prachi Godbole  <prachi.godbole@imgtec.com>
21493
21494	* config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
21495	`fabs' and `fneg' type attributes.
21496	(p5600_fpu_fabs): Add `fmove' to the comment.
21497
214982016-06-07  Jan Hubicka  <hubicka@ucw.cz>
21499
21500	* gimple.c: Include builtins.h
21501	(gimple_inexpensive_call_p): New function.
21502	* gimple.h (gimple_inexpensive_call_p): Declare.
21503	* tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
21504	* tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
21505	fix formatting.
21506
215072016-06-07  Paolo Carlini  <paolo.carlini@oracle.com>
21508
21509	* diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
21510	(inform, inform_at_rich_loc, inform_n, warning, warning_at,
21511	warning_at_rich_loc, warning_n, pedwarn, permerror,
21512	permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
21513	sorry, fatal_error, internal_error, internal_error_no_backtrace):
21514	Use the above.
21515
215162016-06-07  Richard Biener  <rguenther@suse.de>
21517
21518	PR tree-optimization/71428
21519	* tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
21520	BIT_FIELD_REF op vs. load.
21521
215222016-06-07  Richard Biener  <rguenther@suse.de>
21523
21524	PR middle-end/71423
21525	* match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
21526	for signed ops.
21527
215282016-06-06  John David Anglin  <danglin@gcc.gnu.org>
21529
21530	* config/pa/pa.md (call): Generate indirect long calls to non-local
21531	functions on TARGET_64BIT.
21532	(call_value): Likewise.
21533
215342016-06-06  John David Anglin  <danglin@gcc.gnu.org>
21535
21536	* config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
21537	pattern and subsequent splitters.
21538	(call_val_reg_64bit_post_reload): Likewise.
21539
215402016-06-07  Kugan Vivekanandarajah  <kuganv@linaro.org>
21541
21542	PR middle-end/71408
21543	* tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
21544	propagate_op_to_single_use.
21545
215462016-06-07  Kugan Vivekanandarajah  <kuganv@linaro.org>
21547
21548	PR middle-end/71281
21549	* tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
21550
215512016-06-07  Uros Bizjak  <ubizjak@gmail.com>
21552
21553	* config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
21554	(enum x86_dirflag_state): New enum.
21555	(NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
21556	(machine_function): Remove needs_cld.
21557	(ix86_current_function_needs_cld): Remove.
21558	* config/i386/i386.c (ix86_set_func_type): Set
21559	ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
21560	(ix86_expand_prologue): Do not emit CLD here.
21561	(ix86_dirflag_mode_needed): New function.
21562	(ix86_dirflag_mode_entry): Ditto.
21563	(ix86_mode_needed): Handle X86_DIRFLAG entity.
21564	(ix86_mode_after): Ditto.
21565	(ix86_mode_entry): Ditto.
21566	(ix86_mode_exit): Ditto.
21567	(ix86_emit_mode_set): Ditto.
21568	* config/i386/i386.md (strmov_singleop): Set
21569	ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
21570	Do not set ix86_current_function_needs_cld.
21571	(rep_mov): Ditto.
21572	(strset_singleop): Ditto.
21573	(rep_stos): Ditto.
21574	(cmpstrnqi_nz_1): Ditto.
21575	(cmpstrnqi_1): Ditto.
21576	(strlenqi_1): Ditto.
21577
215782016-06-06  Jakub Jelinek  <jakub@redhat.com>
21579
21580	PR tree-optimization/71259
21581	* tree-vect-slp.c (vect_get_constant_vectors): For
21582	VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
21583	one for constant op, and use COND_EXPR for non-constant.
21584
215852016-06-06  David Malcolm  <dmalcolm@redhat.com>
21586
21587	* Makefile.in (OBJS): Add function-tests.o,
21588	hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
21589	selftest-run-tests.o.
21590	(OBJS-libcommon): Add selftest.o.
21591	(OBJS-libcommon-target): Add selftest.o.
21592	(all.internal): Add "selftest".
21593	(all.cross): Likewise.
21594	(selftest): New phony target.
21595	(s-selftest): New target.
21596	(selftest-gdb): New phony target.
21597	(COLLECT2_OBJS): Add selftest.o.
21598	* bitmap.c: Include "selftest.h".
21599	(selftest::test_gc_alloc): New function.
21600	(selftest::test_set_range): New function.
21601	(selftest::test_clear_bit_in_middle): New function.
21602	(selftest::test_copying): New function.
21603	(selftest::test_bitmap_single_bit_set_p): New function.
21604	(selftest::bitmap_c_tests): New function.
21605	* common.opt (fself-test): New.
21606	* diagnostic-show-locus.c: Include "selftest.h".
21607	(make_range): New function.
21608	(test_range_contains_point_for_single_point): New function.
21609	(test_range_contains_point_for_single_line): New function.
21610	(test_range_contains_point_for_multiple_lines): New function.
21611	(assert_eq): New function.
21612	(test_get_line_width_without_trailing_whitespace): New function.
21613	(selftest::diagnostic_show_locus_c_tests): New function.
21614	* et-forest.c: Include "selftest.h".
21615	(selftest::test_single_node): New function.
21616	(selftest::test_simple_tree): New function.
21617	(selftest::test_disconnected_nodes): New function.
21618	(selftest::et_forest_c_tests): New function.
21619	* fold-const.c: Include "selftest.h".
21620	(selftest::assert_binop_folds_to_const): New function.
21621	(selftest::assert_binop_folds_to_nonlvalue): New function.
21622	(selftest::test_arithmetic_folding): New function.
21623	(selftest::fold_const_c_tests): New function.
21624	* function-tests.c: New file.
21625	* gimple.c: Include "selftest.h".
21626	Include "gimple-pretty-print.h".
21627	(selftest::verify_gimple_pp): New function.
21628	(selftest::test_assign_single): New function.
21629	(selftest::test_assign_binop): New function.
21630	(selftest::test_nop_stmt): New function.
21631	(selftest::test_return_stmt): New function.
21632	(selftest::test_return_without_value): New function.
21633	(selftest::gimple_c_tests): New function.
21634	* hash-map-tests.c: New file.
21635	* hash-set-tests.c: New file.
21636	* input.c: Include "selftest.h".
21637	(selftest::assert_loceq): New function.
21638	(selftest::test_accessing_ordinary_linemaps): New function.
21639	(selftest::test_unknown_location): New function.
21640	(selftest::test_builtins): New function.
21641	(selftest::test_reading_source_line): New function.
21642	(selftest::input_c_tests): New function.
21643	* rtl-tests.c: New file.
21644	* selftest-run-tests.c: New file.
21645	* selftest.c: New file.
21646	* selftest.h: New file.
21647	* spellcheck.c: Include "selftest.h".
21648	(selftest::levenshtein_distance_unit_test_oneway): New function,
21649	adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
21650	(selftest::levenshtein_distance_unit_test): Likewise.
21651	(selftest::spellcheck_c_tests): Likewise.
21652	* toplev.c: Include selftest.h.
21653	(toplev::run_self_tests): New.
21654	(toplev::main): Handle -fself-test.
21655	* toplev.h (toplev::run_self_tests): New.
21656	* tree.c: Include "selftest.h".
21657	(selftest::test_integer_constants): New function.
21658	(selftest::test_identifiers): New function.
21659	(selftest::test_labels): New function.
21660	(selftest::tree_c_tests): New function.
21661	* tree-cfg.c: Include "selftest.h".
21662	(selftest::push_fndecl): New function.
21663	(selftest::test_linear_chain): New function.
21664	(selftest::test_diamond): New function.
21665	(selftest::test_fully_connected): New function.
21666	(selftest::tree_cfg_c_tests): New function.
21667	* vec.c: Include "selftest.h".
21668	(selftest::safe_push_range): New function.
21669	(selftest::test_quick_push): New function.
21670	(selftest::test_safe_push): New function.
21671	(selftest::test_truncate): New function.
21672	(selftest::test_safe_grow_cleared): New function.
21673	(selftest::test_pop): New function.
21674	(selftest::test_safe_insert): New function.
21675	(selftest::test_ordered_remove): New function.
21676	(selftest::test_unordered_remove): New function.
21677	(selftest::test_block_remove): New function.
21678	(selftest::reverse_cmp): New function.
21679	(selftest::test_qsort): New function.
21680	(selftest::vec_c_tests): New function.c.
21681	* wide-int.cc: Include selftest.h and wide-int-print.h.
21682	(selftest::from_int <wide_int>): New function.
21683	(selftest::from_int <offset_int>): New function.
21684	(selftest::from_int <widest_int>): New function.
21685	(selftest::assert_deceq): New function.
21686	(selftest::assert_hexeq): New function.
21687	(selftest::test_printing <VALUE_TYPE>): New function template.
21688	(selftest::test_ops <VALUE_TYPE>): New function template.
21689	(selftest::test_comparisons <VALUE_TYPE>): New function template.
21690	(selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
21691	template.
21692	(selftest::wide_int_cc_tests): New function.
21693
216942016-06-06  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
21695
21696	PR middle-end/37780
21697	* ifcvt.c (noce_try_ifelse_collapse): New function.
21698	Declare prototype.
21699	(noce_process_if_block): Call noce_try_ifelse_collapse.
21700	* simplify-rtx.c (simplify_cond_clz_ctz): New function.
21701	(simplify_ternary_operation): Use the above to simplify
21702	conditional CLZ/CTZ expressions.
21703
217042016-06-06  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
21705
21706	PR middle-end/37780
21707	* config/aarch64/aarch64.md (ctz<mode>2): Convert to
21708	define_insn_and_split.
21709
217102016-06-06  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
21711
21712	PR middle-end/37780
21713	* config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
21714
217152016-06-06  Bernd Edlinger  <bernd.edlinger@hotmail.de>
21716
21717	PR c/24414
21718	* cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
21719	Implicitly clobber memory for basic asm with non-empty assembler
21720	string.  Use targetm.md_asm_adjust also here.
21721	* compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
21722	* final.c (final_scan_insn): Handle basic asm in PARALLEL block.
21723	* gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
21724	non-empty assembler string.
21725	* ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
21726	* recog.c (asm_noperands): Handle basic asm in PARALLEL block.
21727	(decode_asm_operands): Handle basic asm in PARALLEL block.
21728	(extract_insn): Handle basic asm in PARALLEL block.
21729	* doc/extend.texi: Mention new behavior of basic asm.
21730	* config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
21731	* config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
21732	branch_needs_nop_p): Use asm_noperands.
21733
217342016-06-06  Jose E. Marchesi  <jose.marchesi@oracle.com>
21735
21736	* config/sparc/sparc.md (cpu): Add niagara7 cpu type.
21737	Include the M7 SPARC DFA scheduler.
21738	New attribute v3pipe.
21739	Annotate insns with v3pipe where appropriate.
21740	Define cpu_feature vis4.
21741	Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
21742	Add (V8QI "8") to vbits.
21743	Add insns {add,sub}v8qi3
21744	Add insns ss{add,sub}v8qi3
21745	Add insns us{add,sub}{v8qi,v4hi}3
21746	Add insns {min,max}{v8qi,v4hi,v2si}3
21747	Add insns {minu,maxu}{v8qi,v4hi,v2si}3
21748	Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
21749	* config/sparc/niagara4.md: Add a comment explaining the
21750	discrepancy between the documented latenty numbers and the
21751	implemented ones.
21752	* config/sparc/niagara7.md: New file.
21753	* configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
21754	supports SPARC5 and VIS 4.0 instructions.
21755	* configure: Regenerate.
21756	* config.in: Likewise.
21757	* config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
21758	* config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
21759	TARGET_CPU_niagara7.
21760	(ASM_CPU64_DEFAULT_SPEC): Likewise.
21761	(CPP_CPU_SPEC): Handle niagara7.
21762	(ASM_CPU_SPEC): Likewise.
21763	* config/sparc/sparc-opts.h (processor_type): Add
21764	PROCESSOR_NIAGARA7.
21765	(mvis4): New option.
21766	* config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
21767	(AS_NIAGARA7_FLAG): Define.
21768	(ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
21769	(CPP_CPU64_DEFAULT_SPEC): Likewise.
21770	(CPP_CPU_SPEC): Handle niagara7.
21771	(ASM_CPU_SPEC): Likewise.
21772	* config/sparc/sparc.c (niagara7_costs): Define.
21773	(sparc_option_override): Handle niagara7 and adjust cache-related
21774	parameters with better values for niagara cpus.  Also support VIS4.
21775	(sparc32_initialize_trampoline): Likewise.
21776	(sparc_use_sched_lookahead): Likewise.
21777	(sparc_issue_rate): Likewise.
21778	(sparc_register_move_cost): Likewise.
21779	(dump_target_flag_bits): Support VIS4.
21780	(sparc_vis_init_builtins): Likewise.
21781	(sparc_builtins): Likewise.
21782	* config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
21783	VIS4 4.0.
21784	* config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
21785	UltraSparc M7.
21786	* config/sparc/sparc.opt (sparc_processor_type): New value
21787	niagara7.
21788	* config/sparc/visintrin.h (__attribute__): Prototypes for the
21789	VIS4 builtins.
21790	* doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
21791	-mvis4.
21792	* doc/extend.texi (SPARC VIS Built-in Functions): Document the
21793	VIS4 builtins.
21794
217952016-06-06  Jonathan Wakely  <jwakely@redhat.com>
21796
21797	* doc/sourcebuild.texi (Directives): Remove extra closing braces.
21798
217992016-06-06  Richard Biener  <rguenther@suse.de>
21800
21801	PR tree-optimization/71398
21802	* tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
21803	remove edges.
21804
218052016-06-05  James Bowman  <james.bowman@ftdichip.com>
21806
21807	* config/ft32/ft32.c (ft32_setup_incoming_varargs,
21808	ft32_expand_prolog, ft32_expand_epilogue):
21809	Handle pretend_args.
21810	* config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
21811	* config/ft32/ft32.md: Add pretend_returner.
21812
218132016-06-06  Uros Bizjak  <ubizjak@gmail.com>
21814
21815	PR target/71389
21816	* config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
21817	Copy op1 RTX to avoid invalid sharing.
21818	(ix86_expand_vector_move_misalign): Ditto.
21819
218202016-06-05  John David Anglin  <danglin@gcc.gnu.org>
21821
21822	* expr.c (move_by_pieces_d::generate): Mark mode parameter with
21823	ATTRIBUTE_UNUSED.
21824
218252016-06-05  Jan Hubicka  <hubicka@ucw.cz>
21826
21827	* predict.c (predicted_by_loop_heuristics_p): New function.
21828	(predict_iv_comparison): Use it.
21829	(predict_loops): Walk from innermost loops; do not predict edges
21830	leaving multiple loops multiple times; implement
21831	PRED_LOOP_ITERATIONS_MAX heuristics.
21832	* predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
21833
218342016-06-05  Jan Hubicka  <hubicka@ucw.cz>
21835
21836	* cfg.c (check_bb_profile): Do not report mismatched profiles when
21837	only edges out of BB are EH edges.
21838
218392016-06-04  Martin Sebor  <msebor@redhat.com>
21840	    Marcin Baczyński  <marbacz@gmail.com>
21841
21842	PR c/48116
21843	* doc/invoke.texi (-Wreturn-type): Mention not warning on return with
21844	a void expression in a void function.
21845
218462016-06-03  Jan Hubicka  <hubicka@ucw.cz>
21847
21848	* tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
21849	aux; dump reasons of decisions.
21850	(should_duplicate_loop_header_p): Likewise.
21851	(do_while_loop_p): Likewise.
21852	(ch_base::copy_headers): Dump asi num insns duplicated.
21853
218542016-06-04  Jakub Jelinek  <jakub@redhat.com>
21855
21856	PR tree-optimization/71405
21857	* tree-ssa.c (execute_update_addresses_taken): For clobber with
21858	incompatible type, build a new clobber with the right type instead
21859	of building a VIEW_CONVERT_EXPR around it.
21860
218612016-06-04  Oleg Endo  <olegendo@gcc.gnu.org>
21862
21863	PR tree-optimization/52171
21864	* config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
21865	by_pieces_ninsns instead of move_by_pieces_ninsns.
21866
218672016-06-04  Oleg Endo  <olegendo@gcc.gnu.org>
21868
21869	* config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
21870	for reg+reg addressing mode.
21871
218722016-06-03  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
21873
21874	* rs6000-c.c (c/c-tree.h): Add #include.
21875	(altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
21876	in C++ when found in the base position of vec_ld or vec_st.
21877
218782016-06-03  Jan Hubicka  <hubicka@ucw.cz>
21879
21880	* tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
21881	use of profile unless profile status is PROFILE_READ.
21882	* profile.c (compute_branch_probabilities): Set profile status
21883	only after reporting predictor hitrates.
21884
218852016-06-03  Joseph Myers  <joseph@codesourcery.com>
21886
21887	PR target/71276
21888	PR target/71277
21889	* common.opt (ffp-int-builtin-inexact): New option.
21890	* doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
21891	* doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
21892	(ceil@var{m}2): Document dependence on this option.
21893	* ipa-inline-transform.c (inline_call): Handle
21894	flag_fp_int_builtin_inexact.
21895	* ipa-inline.c (can_inline_edge_p): Likewise.
21896	* config/i386/i386.md (rintxf2): Do not test
21897	flag_unsafe_math_optimizations.
21898	(rint<mode>2_frndint): New define_insn.
21899	(rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
21900	or !flag_trapping_math for SSE.  Just use gen_rint<mode>2_frndint
21901	for 387 instead of extending and truncating.
21902	(frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
21903	!flag_trapping_math instead of flag_unsafe_math_optimizations.
21904	Change to frndint<mode>2_<rounding>.
21905	(frndintxf2_<rounding>_i387): Likewise.  Change to
21906	frndint<mode>2_<rounding>_i387.
21907	(<rounding_insn>xf2): Likewise.
21908	(<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
21909	!flag_trapping_math instead of flag_unsafe_math_optimizations for
21910	x87.  Test TARGET_ROUND || !flag_trapping_math ||
21911	flag_fp_int_builtin_inexact instead of !flag_trapping_math for
21912	SSE.  Use ROUND_NO_EXC in constant operand of
21913	gen_sse4_1_round<mode>2.  Just use gen_frndint<mode>2_<rounding>
21914	for 387 instead of extending and truncating.
21915
219162016-06-03  H.J. Lu  <hongjiu.lu@intel.com>
21917	    Julia Koval  <julia.koval@intel.com>
21918
21919	PR target/66960
21920	PR target/67630
21921	PR target/67634
21922	PR target/67841
21923	PR target/68037
21924	PR target/68618
21925	PR target/68661
21926	PR target/69575
21927	PR target/69596
21928	PR target/69734
21929	* config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
21930	* config/i386/i386.c (ix86_conditional_register_usage): Preserve
21931	all registers, except for function return registers if there are
21932	no caller-saved registers.
21933	(ix86_set_func_type): New function.
21934	(ix86_set_current_function): Call ix86_set_func_type to set
21935	no_caller_saved_registers and func_type.  Call reinit_regs if
21936	caller-saved registers are changed.  Don't allow MPX, SSE, MMX
21937	nor x87 instructions in interrupt handler nor function with
21938	no_caller_saved_registers attribute.
21939	(ix86_function_ok_for_sibcall): Return false if there are no
21940	caller-saved registers.
21941	(type_natural_mode): Don't warn ABI change for MMX in interrupt
21942	handler.
21943	(ix86_function_arg_advance): Skip for callee in interrupt handler.
21944	(ix86_function_arg): Return special arguments in interrupt handler.
21945	(ix86_promote_function_mode): Promote pointer to word_mode only
21946	for normal functions.
21947	(ix86_can_use_return_insn_p): Don't use `ret' instruction in
21948	interrupt handler.
21949	(ix86_epilogue_uses): New function.
21950	(ix86_hard_regno_scratch_ok): Likewise.
21951	(ix86_save_reg): Preserve all registers in interrupt handler
21952	after reload.  Preserve all registers, except for function return
21953	registers, if there are no caller-saved registers after reload.
21954	(find_drap_reg): Always use callee-saved register if there are
21955	no caller-saved registers.
21956	(ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
21957	for interrupt handler.
21958	(ix86_expand_prologue): Don't allow DRAP in interrupt handler.
21959	Emit cld instruction if stringops are used in interrupt handler
21960	or interrupt handler isn't a leaf function.
21961	(ix86_expand_epilogue): Generate interrupt return for interrupt
21962	handler and pop the 'ERROR_CODE' off the stack before interrupt
21963	return in exception handler.
21964	(ix86_expand_call): Disallow calling interrupt handler directly.
21965	If there are no caller-saved registers, mark all registers that
21966	are clobbered by the call which returns as clobbered.
21967	(ix86_handle_no_caller_saved_registers_attribute): New function.
21968	(ix86_handle_interrupt_attribute): Likewise.
21969	(ix86_attribute_table): Add interrupt and no_caller_saved_registers
21970	attributes.
21971	(TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
21972	* config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
21973	accumulation in interrupt function if stack may be realigned to
21974	avoid DRAP.
21975	(EPILOGUE_USES): New.
21976	(function_type): New enum.
21977	(machine_function): Add func_type and no_caller_saved_registers.
21978	* config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
21979	(interrupt_return): New pattern.
21980	* doc/extend.texi: Document x86 interrupt and
21981	no_caller_saved_registers attributes.
21982
219832016-06-03  Bernd Schmidt  <bschmidt@redhat.com>
21984
21985	PR tree-optimization/52171
21986	* builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
21987	(expand_builtin_memcmp): New arg RESULT_EQ.  All callers changed.
21988	Look for constant strings.  Move some code to emit_block_cmp_hints
21989	and use it.
21990	* builtins.def (BUILT_IN_MEMCMP_EQ): New.
21991	* defaults.h (COMPARE_MAX_PIECES): New macro.
21992	* expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
21993	(move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
21994	(clear_by_pieces_1): Don't declare.  Move definition before use.
21995	(can_do_by_pieces): New static function.
21996	(can_move_by_pieces): Use it.  Return bool.
21997	(by_pieces_ninsns): Renamed from move_by_pieces_ninsns.  New arg
21998	OP.  All callers changed.  Handle COMPARE_BY_PIECES.
21999	(class pieces_addr); New.
22000	(pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
22001	pieces_addr::adjust, pieces_addr::increment_address,
22002	pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
22003	functions for it.
22004	(class op_by_pieces_d): New.
22005	(op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
22006	functions for it.
22007	(class move_by_pieces_d, class compare_by_pieces_d,
22008	class store_by_pieces_d): New subclasses of op_by_pieces_d.
22009	(move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
22010	move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
22011	store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
22012	compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
22013	compare_by_pieces_d::finish_mode): New member functions.
22014	(compare_by_pieces, emit_block_cmp_via_cmpmem): New static
22015	functions.
22016	(expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
22017	(emit_block_cmp_hints): New function.
22018	(move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
22019	use the newly defined classes.
22020	* expr.h (by_pieces_constfn): New typedef.
22021	(can_store_by_pieces, store_by_pieces): Use it in arg declarations.
22022	(emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
22023	(move_by_pieces_ninsns): Don't declare.
22024	(can_move_by_pieces): Change return value to bool.
22025	* target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
22026	(compare_by_pieces_branch_ratio): New hook.
22027	* target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
22028	(by_pieces_ninsns): Declare.
22029	* targethooks.c (default_use_by_pieces_infrastructure_p): Handle
22030	COMPARE_BY_PIECES.
22031	(default_compare_by_pieces_branch_ratio): New function.
22032	* targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
22033	* doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
22034	* doc/tm.texi: Regenerate.
22035	* tree-ssa-strlen.c: Include "builtins.h".
22036	(handle_builtin_memcmp): New static function.
22037	(strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
22038	* tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
22039
220402016-06-03  Alan Hayward  <alan.hayward@arm.com>
22041
22042	* tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
22043	relevant stmts which are simple and invariant.
22044	* tree-vect-loop.c (vectorizable_live_operation): Check relevance
22045	instead of simple and invariant
22046
220472016-06-03  Alan Hayward  <alan.hayward@arm.com>
22048
22049	* tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
22050	(vectorizable_reduction): Check for new relevant state.
22051	(vectorizable_live_operation): vectorize live stmts using
22052	BIT_FIELD_REF.  Remove special case for gimple assigns stmts.
22053	* tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
22054	(vect_stmt_relevant_p): Check for stmts which are only used live.
22055	(process_use): Use of a stmt does not inherit it's live value.
22056	(vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
22057	(vect_analyze_stmt): Check for new relevant state.
22058	* tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
22059	outside the loop, but not inside it.
22060
220612016-06-03  Alan Hayward  <alan.hayward@arm.com>
22062
22063	* tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
22064	* tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
22065	(vect_get_vec_def_for_operand): Split out code.
22066
220672016-06-03  Segher Boessenkool  <segher@kernel.crashing.org>
22068
22069	* config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
22070
220712016-06-03  Alan Hayward  <alan.hayward@arm.com>
22072
22073	* tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
22074
220752016-06-03  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
22076
22077	* config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
22078
220792016-06-03  Jakub Jelinek  <jakub@redhat.com>
22080
22081	PR middle-end/71387
22082	* cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
22083	to noreturn e->callee->decl that has void return type and void
22084	arguments, adjust gimple_call_fntype and remove lhs even if it had
22085	previously addressable type.
22086
220872016-06-02  Jeff Law  <law@redhat.com>
22088
22089	PR tree-optimization/71328
22090	* tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
22091	error when checking for a jump back onto the copied path.
22092
220932016-06-02  David Malcolm  <dmalcolm@redhat.com>
22094
22095	* config/microblaze/microblaze.c (get_branch_target): Add return
22096	NULL_RTX for the non-CALL_P case.
22097	(insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
22098	(insert_wic): Remove unused local "j".
22099
221002016-06-02  Martin Liska  <mliska@suse.cz>
22101
22102	* predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
22103
221042016-06-02  H.J. Lu  <hongjiu.lu@intel.com>
22105	    Julia Koval  <julia.koval@intel.com>
22106
22107	* function.c (assign_parm_setup_stack): Force source into a
22108	register if needed.
22109	* target.def (function_incoming_arg): Update documentation to
22110	allow arbitrary address computation based on hard register.
22111	* doc/tm.texi: Regenerated.
22112
221132016-06-02  Martin Liska  <mliska@suse.cz>
22114
22115	* predict.c (combine_predictions_for_bb): Fix first match in
22116	cases where a first predictor contains more than one occurence
22117	in list of predictors.  Take the best value in such case.
22118
221192016-06-02  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
22120
22121	PR rtl-optimization/71295
22122	* rtlanal.c (subreg_get_info): If taking a subreg at the requested
22123	offset would go over the size of the inner mode reject it.
22124
221252016-06-02  Jakub Jelinek  <jakub@redhat.com>
22126
22127	* config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
22128	x=x,x and v=v,m instead of x=x,m.
22129
22130	* config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
22131	alternative.  Change x=x,x alternative to v=Yv,Yv and x=rm,C
22132	alternative to v=rm,C.
22133
22134	* config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
22135	alternative.  Change x=xm,C alternative to v=vm,C, x=x,x alternative
22136	to v=Yv,Yv and x=x,m to v=v,m.  Use maybe_evex prefix attribute
22137	instead of vex for the last two above mentioned alternatives.
22138
221392016-06-02  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
22140
22141	PR target/70830
22142	* config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
22143
221442016-06-02  Segher Boessenkool  <segher@kernel.crashing.org>
22145
22146	* config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
22147
221482016-06-01  David Malcolm  <dmalcolm@redhat.com>
22149
22150	* config/rl78/rl78.c (rl78_expand_prologue): Convert local
22151	from int to unsigned.
22152
221532016-05-31  Michael Meissner  <meissner@linux.vnet.ibm.com>
22154
22155	* config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
22156	alternatives, eliminating preferred register class.  Add support
22157	for the MTVSRDD instruction in ISA 3.0.
22158	(vsx_splat_v4si_internal): Use splat_input_operand instead of
22159	reg_or_indexed_operand.
22160	(vsx_splat_v4sf_internal): Likewise.
22161
221622016-05-31  Michael Meissner  <meissner@linux.vnet.ibm.com>
22163
22164	PR target/71186
22165	* config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
22166	for loading up all 0's or all 1's.
22167
221682016-06-01  Thomas Preud'homme  <thomas.preudhomme@arm.com>
22169
22170	* doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
22171
221722016-06-01  Eduard Sanou  <dhole@openmailbox.org>
22173
22174	* doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
22175	extension.
22176	* gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
22177	* gcc.c (set_source_date_epoch_envvar): New function, sets
22178	the SOURCE_DATE_EPOCH environment variable to the current time.
22179
221802016-06-01  Eric Botcazou  <ebotcazou@adacore.com>
22181
22182	* tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
22183	the factor for live Phi nodes.
22184
221852016-06-01  Jan Hubicka  <hubicka@ucw.cz>
22186
22187	* loop-dolop.c (doloop_optimize): Us likely max iteration bound.
22188	* tree-parloops.c (parallelize_loops): likewise.
22189	* tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
22190	tree_unswitch_outer_loop): likewise.
22191
221922016-06-01  Jakub Jelinek  <jakub@redhat.com>
22193
22194	PR middle-end/71371
22195	* gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
22196	around creation of the temporary.
22197
221982016-06-01  Richard Biener  <rguenther@suse.de>
22199
22200	PR tree-optimization/71366
22201	* tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
22202	(unloop_loops): Move removing edges here ...
22203	(try_unroll_loop_completely): ... from here.
22204	(try_peel_loop): ... and here.
22205	(tree_unroll_loops_completely_1): Track parent loops via
22206	bitmap of header BBs.
22207	(tree_unroll_loops_completely): Adjust for that.
22208
222092016-06-01  Kelvin Nilsen  <kelvin@gcc.gnu.org>
22210
22211	* config/rs6000/altivec.h (vec_slv): New macro.
22212	(vec_srv): New macro.
22213	* config/rs6000/altivec.md (UNSPEC_VSLV): New value.
22214	(UNSPEC_VSRV): New value.
22215	(vslv): New insn.
22216	(vsrv): New insn.
22217	* config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
22218	(vsrv): New builtin definition.
22219	* config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
22220	define argument types for new builtin.
22221	(P9V_BUILTIN_VSRV): Macro expansion to define argument types for
22222	new builtin.
22223	* doc/extend.texi: Document the new vec_vslv and vec_srv built-in
22224	functions.
22225
222262016-06-01  Uros Bizjak  <ubizjak@gmail.com>
22227	    Jocelyn Mayer  <l_indien@magic.fr>
22228
22229	PR target/67310
22230	* config/i386/driver-i386.c (host_detect_local_cpu): Correctly
22231	detect processor family for signature_CENTAUR_ebx.
22232	<case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
22233	signature_CENTAUR_ebx.
22234	<case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
22235	<default>: Pass x86-64 for has_longmode.
22236
222372016-06-01  Nathan Sidwell  <nathan@acm.org>
22238
22239	* config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
22240	undefined weak.
22241
222422016-06-01  Richard Biener  <rguenther@suse.de>
22243
22244	PR tree-optimization/71261
22245	* tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
22246	of stmts successfully put in the bool pattern.  Remove
22247	single-use restriction.
22248	(adjust_bool_pattern_cast): Add cast at the use site via the
22249	pattern def sequence.
22250	(adjust_bool_pattern): Remove recursion, maintain a hash-map
22251	of patterned defs.  Use the pattern def seqence instead of
22252	multiple independent patterns.
22253	(sort_after_uid): New qsort compare function.
22254	(adjust_bool_stmts): New function to process stmts in the bool
22255	pattern in IL order.
22256	(vect_recog_bool_pattern): Adjust.
22257	* tree-if-conv.c (ifcvt_split_def_stmt): Remove.
22258	(ifcvt_walk_pattern_tree): Likewise.
22259	(stmt_is_root_of_bool_pattern): Likewise.
22260	(ifcvt_repair_bool_pattern): Likewise.
22261	(tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
22262
222632016-06-01  Jan Hubicka  <hubicka@ucw.cz>
22264
22265	* loop-unroll.c (decide_unroll_constant_iterations,
22266	decide_unroll_runtime_iterations, decide_unroll_stupid): Use
22267	likely upper bounds.
22268	* loop-iv.c (find_simple_exit): Dump likely upper bounds.
22269
222702016-06-01  Thomas Schwinge  <thomas@codesourcery.com>
22271
22272	* tree-core.h (enum omp_clause_code): Remove
22273	OMP_CLAUSE_DEVICE_RESIDENT.  Adjust all users.
22274
222752016-06-01  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
22276
22277	* config/arm/sync.md (arm_store_exclusive<mode>):
22278	Use 'H' output modifier on operands[2] rather than creating a new
22279	entry in out-of-bounds memory of the operands array.
22280	(arm_store_release_exclusivedi): Likewise.
22281
222822016-06-01  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
22283
22284	* config/arm/arm.c (arm_fusion_enabled_p): New function.
22285	* config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
22286	* config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
22287	Add "=w,0" alternative.  Enable it when AES/AESMC fusion is enabled.
22288
222892016-06-01  Eric Botcazou  <ebotcazou@adacore.com>
22290
22291	* tree-vect-loop.c (vect_determine_vectorization_factor): Also take
22292	into account live statements for mask producers.
22293
222942016-06-01  Richard Biener  <rguenther@suse.de>
22295
22296	PR tree-optimization/71311
22297	* match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
22298	restrict to non-INTEGER_CST @0.
22299
223002016-06-01  Richard Biener  <rguenther@suse.de>
22301
22302	* match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
22303	(relational patterns): Use :c to avoid pattern duplications.
22304
223052016-06-01  Richard Biener  <rguenther@suse.de>
22306
22307	* genmatch.c (comparison_code_p): New predicate.
22308	(swap_tree_comparison): New function.
22309	(commutate): Add for_vec parameter to append new for entries.
22310	Support commutating relational operators by swapping it alongside
22311	operands.
22312	(lower_commutative): Adjust.
22313	(dt_simplify::gen): Do not pass artificial operators to gen
22314	functions.
22315	(decision_tree::gen): Do not add artificial operators as parameters.
22316	(parser::parse_expr): Verify operator commutativity when :c is
22317	applied.  Allow :C to override this.
22318	* match.pd: Adjust patterns to use :C instead of :c where required.
22319
223202016-06-01  Patrick Palka  <ppalka@gcc.gnu.org>
22321
22322	PR tree-optimization/71077
22323	* tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
22324	the combining step, use boolean_false_node and boolean_true_node
22325	as the designated false/true return values.
22326
223272016-05-31  Jan Hubicka  <hubicka@ucw.cz>
22328
22329	* predict.def (PRED_LOOP_EXTRA_EXIT): Define.
22330	* predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
22331	(predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
22332	PRED_LOOP_EXIT.
22333
223342016-05-31  Jan Hubicka  <hubicka@ucw.cz>
22335
22336	* doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
22337	of flags impliying the register renaming.
22338	* toplev.c (process_options): Do not imply flag_rename_registers with
22339	loop peeling.
22340
223412016-05-31  Oleg Endo  <olegendo@gcc.gnu.org>
22342
22343	* config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
22344	default implementation.
22345
223462016-05-31  Nathan Sidwell  <nathan@acm.org>
22347
22348	* dwarf2out.c (cur_line_info_table): Add GTY marker.
22349
223502016-05-31  Oleg Endo  <olegendo@gcc.gnu.org>
22351
22352	* config/sh/constraints.md (b): Remove constraint.
22353	* config/sh/predicates.md (arith_reg_operand): Remove
22354	TARGET_REGISTER_P.
22355	* config/sh/sh-modes.def (PDI): Remove.
22356	* config/sh/sh.c (sh_target_reg_class,
22357	sh_optimize_target_register_callee_saved): Remove functions.
22358	(sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
22359	(sh_expand_epilogue): Update comment.
22360	(sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
22361	sh_secondary_reload): Remove TARGET_REGS related code.
22362	* config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
22363	TARGET_REGISTER_P): Remove macros.
22364	(SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
22365	* config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
22366	TR1_REG, TR2_REG): Remove constants.
22367	* config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
22368
223692016-05-31  Oleg Endo  <olegendo@gcc.gnu.org>
22370
22371	* config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
22372	define_expand patterns.
22373	(adddi3_compact): Rename to adddi3.
22374	(subdi3_compact): Rename to subdi3.
22375	(*negdi2): Rename to negdi2.
22376	(*abs<mode>2): Rename to abs<mode>2.
22377
223782016-05-31  Oleg Endo  <olegendo@gcc.gnu.org>
22379
22380	* config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
22381	(atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
22382	(atomic_sub_fetchsi): ... this new pattern.
22383	(mvtc): Add CC_REG clobber.
22384
223852016-05-31  Marek Polacek  <polacek@redhat.com>
22386
22387	* gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
22388
223892016-05-31  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
22390
22391	* config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
22392	aarch64_fusion_enabled_p to check for fusion capabilities.
22393
223942016-05-31  Richard Biener  <rguenther@suse.de>
22395
22396	PR tree-optimization/71352
22397	* tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
22398	minus one and a negate.
22399
224002016-05-31  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
22401
22402	* config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
22403	* config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
22404	Delete prototype.
22405	* config/aarch64/iterators.md (insn_count): Add descriptive comment.
22406	* config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
22407	Remove use of aarch64_simd_attr_length_move, set length attribute
22408	directly.
22409	(*aarch64_be_movoi): Likewise.
22410	(*aarch64_be_movci): Likewise.
22411	(*aarch64_be_movxi): Likewise.
22412
224132016-05-31  Jan Hubicka  <hubicka@ucw.cz>
22414
22415	* loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
22416	It no longer does that.
22417	* toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
22418
224192016-05-31  Wladimir J. van der Laan  <laanwj@gmail.com>
22420
22421	* config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
22422	attribute __unused__.
22423
224242016-05-31  Thomas Preud'homme  <thomas.preudhomme@arm.com>
22425
22426	* config/arm/arm-protos.h (arm_arch_thumb1): Declare.
22427	* config/arm/arm.c (arm_arch_thumb1): Define.
22428	(arm_option_override): Initialize arm_arch_thumb1.
22429	* config/arm/arm.h (arm_arch_thumb1): Declare.
22430	(TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
22431	support Thumb-1 ISA.
22432
224332016-05-31  Kirill Yukhin  <kirill.yukhin@intel.com>
22434
22435	PR target/71346
22436	* config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
22437	`Yv' for scalar operand.
22438
224392016-05-31  Tom de Vries  <tom@codesourcery.com>
22440
22441	PR tree-optimization/69068
22442	* graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
22443	phis with more than two args.
22444
224452016-05-30  Andreas Tobler  <andreast@gcc.gnu.org>
22446
22447	* config.gcc: Move hard float support for arm*hf*-*-freebsd* into
22448	armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
22449	target.
22450
224512016-05-30  Jose E. Marchesi  <jose.marchesi@oracle.com>
22452
22453	* config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
22454	tune_64.
22455	* doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22456	support on SPARC.
22457	* config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
22458	cpu_32, cpu_64, tune_32 and tune_64.
22459	* config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
22460
224612016-05-30  Uros Bizjak  <ubizjak@gmail.com>
22462
22463	* config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
22464
224652016-05-30  Andi Kleen  <ak@linux.intel.com>
22466
22467	* auto-profile.c (read_profile): Replace asserts with errors
22468	when file does not exist.
22469	* gcov-io.c (gcov_read_words): Dito.
22470
224712016-05-30  Jan Hubicka  <hubicka@ucw.cz>
22472
22473	* tree-cfg.c (print_loop): Print likely upper bounds.
22474
224752016-05-30  Jan Hubicka  <hubicka@ucw.cz>
22476
22477	* doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
22478	* opts.c (default_options): Enable peel loops at -O3.
22479	* tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
22480	(try_peel_loop): Do not re-peel already peeled loops;
22481	use likely upper bounds; fix profile updating.
22482	(pass_complete_unroll::execute): Initialize peeled_loops.
22483
224842016-05-30  Martin Liska  <mliska@suse.cz>
22485
22486	* tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
22487	computed costs by frequency of BB they belong to.
22488	(get_scaled_computation_cost_at): New function.
22489
224902016-05-30  Alexander Monakov  <amonakov@ispras.ru>
22491	    Marc Glisse  <marc.glisse@inria.fr>
22492
22493	PR tree-optimization/71289
22494	* match.pd (-1 / B < A, A > -1 / B): New transformations.
22495
224962016-05-30  Jan Hubicka  <hubicka@ucw.cz>
22497
22498	* tree-vect-loop.c (vect_transform_loop): Update likely bounds.
22499
225002016-05-30  Jan Hubicka  <hubicka@ucw.cz>
22501
22502	* tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
22503	for peeled copies; avoid underflow when updating estimates; correctly
22504	scale loop profile.
22505
225062016-05-30  Kugan Vivekanandarajah  <kuganv@linaro.org>
22507
22508	* tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
22509	r236875. Corrected oe3 to oe2 as obvious.
22510
225112016-05-30  Kugan Vivekanandarajah  <kuganv@linaro.org>
22512
22513	PR middle-end/71269
22514	PR middle-end/71252
22515	* tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
22516	that inserted stmt will not dominate stmts that defines its operand.
22517	(rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
22518	(rewrite_expr_tree_parallel): Likewise.
22519
225202016-05-30  Kugan Vivekanandarajah  <kuganv@linaro.org>
22521
22522	PR middle-end/71252
22523	* tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
22524	all fields including stmt_to_insert are swapped.
22525
225262016-05-30  Jan Hubicka  <hubicka@ucw.cz>
22527
22528	* predict.h (force_edge_cold): Declare.
22529	* predict.c (force_edge_cold): New function.
22530	* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
22531	updating.
22532	(canonicalize_loop_induction_variables): Fix formating.
22533
225342016-05-30  Eric Botcazou  <ebotcazou@adacore.com>
22535
22536	* config/visium/visium.c (visium_split_double_add): Minor tweaks.
22537	(visium_expand_copysign): Use gen_int_mode directly.
22538	(visium_compute_frame_size): Minor tweaks.
22539
225402016-05-30  Jan Hubicka  <hubicka@ucw.cz>
22541
22542	* tree-vect-loop.c (vect_analyze_loop_2): Use
22543	likely_max_stmt_executions_int.
22544
225452016-05-30  Tom de Vries  <tom@codesourcery.com>
22546
22547	PR tree-optimization/69067
22548	* graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
22549
225502016-05-29  Uros Bizjak  <ubizjak@gmail.com>
22551
22552	PR target/71245
22553	* config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
22554	New peepholes to remove unneeded fild/fistp pairs.
22555	(define_peephole2 atomic_loaddi_fpu): Ditto.
22556
225572016-05-27  Jan Hubicka  <hubicka@ucw.cz>
22558
22559	* predict.c (maybe_hot_frequency_p): Avoid division.
22560
225612016-05-28  Gerald Pfeifer  <gerald@pfeifer.com>
22562
22563	* doc/install.texi: Use https for shop.fsf.org.
22564
225652016-05-27  Jan Hubicka  <hubicka@ucw.cz>
22566
22567	* tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
22568	likely_max_stmt_executions_int.
22569
225702016-05-27  Jan Hubicka  <hubicka@ucw.cz>
22571
22572	* tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
22573	likely_max_stmt_executions_int.
22574
225752016-05-27  Jan Hubicka  <hubicka@ucw.cz>
22576
22577	* profile.c (compute_branch_probabilities): Do not report hitrates
22578	here.
22579	(branch_prob): Report hitrates here.
22580	* predict.c (gimple_predict_edge): Do not assert profile status;
22581	fix formatting issues.
22582
225832016-05-27  Jan Hubicka  <hubicka@ucw.cz>
22584
22585	* predict.c (edge_predicted_by_p): New function.
22586	(predict_paths_for_bb): Do not put multiple predictions of the same type
22587	on one edge.
22588
225892016-05-27  Jan Hubicka  <hubicka@ucw.cz>
22590
22591	* tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
22592	commit.
22593
225942016-05-28  Alan Modra  <amodra@gmail.com>
22595
22596	* dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
22597
225982016-05-28  Alan Modra  <amodra@gmail.com>
22599
22600	PR rtl-optimization/71275
22601	* ira.c (ira): Free dominance info.
22602
226032016-05-27  Gerald Pfeifer  <gerald@pfeifer.com>
22604
22605	* doc/sourcebuild.texi: New address for upstream Go repository.
22606
226072016-05-27  Thomas Preud'homme  <thomas.preudhomme@arm.com>
22608
22609	* config/arm/arm.h (TARGET_ARM_V6M): Remove.
22610	(TARGET_ARM_V7M): Likewise.
22611
226122016-05-26  Jeff Law  <law@redhat.com>
22613
22614	* tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
22615	(thread_across_edge): Remove calls to find_jump_threads_backwards.
22616	* passes.def: Add jump threading passes before DOM/VRP.
22617	* tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
22618	argument to a basic block from an edge.  Remove tests which are
22619	handled elsewhere.
22620	(pass_data_thread_jumps, class pass_thread_jumps): New.
22621	(pass_thread_jumps::gate, pass_thread_jumps::execute): New.
22622	(make_pass_thread_jumps): Likewise.
22623	* tree-pass.h (make_pass_thread_jumps): Declare.
22624
226252016-05-27  Eric Botcazou  <ebotcazou@adacore.com>
22626
22627	* config/visium/visium-protos.h (split_double_move): Rename into...
22628	(visium_split_double_move): ...this.
22629	(visium_split_double_add): Declare.
22630	* config/visium/visium.c (split_double_move): Rename into...
22631	(visium_split_double_move): ...this.
22632	(visium_split_double_add): New function.
22633	(visium_expand_copysign): Renumber operands for consistency.
22634	* config/visium/visium.md (DImode move splitter): Adjust to renaming.
22635	(DFmode move splitter): Likewise.
22636	(*addi3_insn): Split by means of visium_split_double_add.
22637	(*adddi3_insn_flags): Delete.
22638	(*plus_plus_sltu<subst_arith>): New insn.
22639	(*subdi3_insn): Split by means of visium_split_double_add.
22640	(subdi3_insn_flags): Delete.
22641	(*minus_minus_sltu<subst_arith>): New insn.
22642	(*negdi2_insn): Split by means of visium_split_double_add.
22643	(*negdi2_insn_flags): Delete.
22644
226452016-05-27  Ulrich Weigand  <uweigand@de.ibm.com>
22646
22647	* configure.ac: Treat a --with-headers option without argument
22648	the same as the default (i.e. consult sys-include directory).
22649	* configure: Regenerate.
22650
226512016-05-27  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
22652
22653	* config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
22654	* config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
22655	prototype.
22656	* config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
22657	Add "=w,0" alternative.  Enable it when AES/AESMC fusion is enabled.
22658
226592016-05-27  Jiong Wang  <jiong.wang@arm.com>
22660
22661	PR target/63596
22662	* config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
22663	tree-stdarg analysis results.
22664	(aarch64_setup_incoming_varargs): Likewise.
22665
226662016-05-27  Jiong Wang  <jiong.wang@arm.com>
22667
22668	* config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
22669	va_list_gpr_counter_field and va_list_fpr_counter_field.
22670
226712016-05-27  Wilco Dijkstra  <wdijkstr@arm.com>
22672
22673	PR67609
22674	* config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
22675	* config/aarch64/aarch64.c
22676	(aarch64_cannot_change_mode_class): Remove function.
22677	* config/aarch64/aarch64-protos.h
22678	(aarch64_cannot_change_mode_class): Remove.
22679
226802016-05-27  Jan Hubicka  <hubicka@ucw.cz>
22681
22682	* cfgloop.c (record_niter_bound): Record likely upper bounds.
22683	(likely_max_stmt_executions_int, get_likely_max_loop_iterations,
22684	get_likely_max_loop_iterations_int): New.
22685	* cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
22686	any_likely_upper_bound.
22687	(get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
22688	Declare.
22689	* cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
22690	* loop-unroll.c (unroll_loop_constant_iterations): Update likely
22691	upper bound.
22692	(unroll_loop_constant_iterations): Likewise.
22693	(unroll_loop_runtime_iterations): Likewise.
22694	* lto-streamer-in.c (input_cfg): Stream likely upper bounds.
22695	* lto-streamer-out.c (output_cfg): Likewise.
22696	* tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
22697	bounds.
22698	(canonicalize_loop_induction_variables): Dump likely upper bounds.
22699	* tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
22700	(likely_max_loop_iterations): New.
22701	(likely_max_loop_iterations_int): New.
22702	(likely_max_stmt_executions): New.
22703	* tree-ssa-loop-niter.h (likely_max_loop_iterations,
22704	likely_max_loop_iterations_int, likely_max_stmt_executions_int,
22705	likely_max_stmt_executions): Declare.
22706
227072016-05-27  Marek Polacek  <polacek@redhat.com>
22708
22709	PR middle-end/71308
22710	* gimple-fold.c (gimple_fold_call): Check that LHS is not null.
22711
227122016-05-27  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
22713
22714	* config/s390/s390.md (2x risbg splitters): Use
22715	reg_overlap_mentioned_p instead of rtx_equal_p.
22716
227172016-05-27  Dominik Vogt  <vogt@linux.vnet.ibm.com>
22718
22719	* combine.c (make_compound_operation): Take known zero bits into
22720	account when checking for possible zero_extend.
22721
227222016-05-27  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
22723
22724	* config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
22725	Use const_int_operand for operand 2 predicate.  Simplify expand code
22726	as a result.
22727
227282016-05-27  Ilya Enkovich  <ilya.enkovich@intel.com>
22729
22730	PR middle-end/71279
22731	* fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
22732	into comparison.
22733
227342016-05-27  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
22735
22736	* config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
22737	* config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
22738	that returns CC_SESWPmode and CC_ZESWPmode.
22739	(aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
22740	and CC_SESWPmode.
22741	(aarch64_rtx_costs): Likewise.
22742
227432016-05-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
22744
22745	* config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
22746	for ISA 3.0 min/max support.
22747	(rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
22748	conditional move support.
22749	(rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
22750	rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
22751	available.
22752	* config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
22753	conditional moves where the comparison type is different from move
22754	type.
22755	(fp_minmax): New code iterator for smin/smax.
22756	(minmax): New code attributes for min/max.
22757	(SMINMAX): Likewise.
22758	(smax<mode>3): Combine min, max insns into one insn using the
22759	fp_minmax code iterator.  Add support for ISA 3.0 min/max
22760	instructions that don't need -ffast-math.
22761	(s<minmax><mode>3): Likewise.
22762	(smax<mode>3_vsx): Likewise.
22763	(smin<mode>3): Likewise.
22764	(s<minmax><mode>3_vsx): Likewise.
22765	(smin<mode>3_vsx): Likewise.
22766	(pre-VSX min/max splitters): Likewise.
22767	(s<minmax><mode>3_fpr): Likewise.
22768	(movsfcc): Rewrite floating point conditional moves to combine
22769	SFmode/DFmode into a single insn.
22770	(mov<mode>cc): Likewise.
22771	(movdfcc): Likewise.
22772	(fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
22773	SFDF2 iterators to handle all combinations.
22774	(fseldfsf4): Likewise.
22775	(fsel<SFDF:mode><SFDF2:mode>4): Likewise.
22776	(fseldfdf4): Likewise.
22777	(fselsfdf4): Likewise.
22778	(mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
22779	comparison instructions that set a 0/-1 mask, and use it for
22780	floating point conditional move via XXSEL.
22781	(fpmask<mode>): Likewise.
22782	(xxsel<mode>): Likewise.
22783	* config/rs6000/predicates.md (min_max_operator): Delete, no
22784	longer used.
22785	(fpmask_comparison_operaton): New insn for ISA 3.0 comparison
22786	instructions that generate a 0/-1 mask for use with XXSEL.
22787	* config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
22788	say whether floating point min/max is available, either through
22789	FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
22790	(TARGET_MINMAX_DF): Likewise.
22791
227922016-05-27  Alan Modra  <amodra@gmail.com>
22793
22794	PR rtl-optimization/71275
22795	* ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
22796	for update_equiv_regs and combine_and_move_insns.
22797
227982016-05-26  Uros Bizjak  <ubizjak@gmail.com>
22799
22800	* config/i386/i386.md (*movqi_internal) <attr "isa">: Use
22801	if_then_else or cond RTXes to calculate attribute value.
22802	* config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
22803	<attr "length_immediate>: Ditto.
22804	(*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
22805	* config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
22806	(*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
22807	<attr "type">: Ditto.
22808	<attr "prefix_data16">: Ditto.
22809	<attr "prefix_extra">: Ditto.
22810	<attr "length_immediate">: Ditto.
22811	<attr "prefix">: Ditto.
22812	(vec_set<mode>_0) <attr "isa">: Ditto.
22813	<attr "prefix_extra">: Ditto.
22814	<attr "length_immediate">: Ditto.
22815	<attr "prefix">: Ditto.
22816	(*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
22817	(*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
22818	(sse2_storelpd) <attr "prefix_data16">: Ditto.
22819	(sse2_loadhpd) <attr "prefix_data16">: Ditto.
22820	(sse2_loadlpd) <attr "prefix_data16">: Ditto.
22821	<attr "length_immediate">: Ditto.
22822	<attr "prefix">: Ditto.
22823	(sse2_movsd) <attr "length_immediate">: Ditto.
22824	<attr "prefix">: Ditto.
22825	(vec_concatv2df)  <attr "isa">: Ditto.
22826	<attr "prefix">: Ditto.
22827	(*vec_extractv4si) <attr "prefix_extra">: Ditto.
22828	(*vec_extractv2di_1) <attr "isa">: Ditto.
22829	<attr "type">: Ditto.
22830	<attr "length_immediate">: Ditto.
22831	<attr "prefix_rex">: Ditto.
22832	<attr "prefix_extra">: Ditto.
22833	(*vec_concatv2si_sse4_1) <attr "type">: Ditto.
22834	<attr "prefix_extra">: Ditto.
22835	<attr "length_immediate">: Ditto.
22836	(vec_concatv2di) <attr "isa">: Ditto.
22837	<attr "prefix_extra">: Ditto.
22838	<attr "length_immediate">: Ditto.
22839	<attr "prefix">: Ditto.
22840
228412016-05-26  Martin Liska  <mliska@suse.cz>
22842
22843	* tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
22844	function.
22845	(operator+): Likewise.
22846	(operator-): Likewise.
22847	(comp_cost::operator+=): Likewise.
22848	(comp_cost::operator-=): Likewise.
22849	(comp_cost::operator/=): Likewise.
22850	(comp_cost::operator*=): Likewise.
22851	(operator<): Likewise.
22852	(operator==): Likewise.
22853	(operator<=): Likewise.
22854	(new_cost): Remove.
22855	(infinite_cost_p): Likewise.
22856	(add_costs): Likewise.
22857	(sub_costs): Likewise.
22858	(compare_costs): Likewise.
22859	(set_group_iv_cost): Use the newly introduced functions.
22860	(get_address_cost): Likewise.
22861	(get_shiftadd_cost): Likewise.
22862	(force_expr_to_var_cost): Likewise.
22863	(split_address_cost): Likewise.
22864	(ptr_difference_cost): Likewise.
22865	(difference_cost): Likewise.
22866	(get_computation_cost_at): Likewise.
22867	(determine_group_iv_cost_generic): Likewise.
22868	(determine_group_iv_cost_address): Likewise.
22869	(determine_group_iv_cost_cond): Likewise.
22870	(autoinc_possible_for_pair): Likewise.
22871	(determine_group_iv_costs): Likewise.
22872	(cheaper_cost_pair): Likewise.
22873	(iv_ca_recount_cost): Likewise.
22874	(iv_ca_set_no_cp): Likewise.
22875	(iv_ca_set_cp): Likewise.
22876	(iv_ca_cost): Likewise.
22877	(iv_ca_new): Likewise.
22878	(iv_ca_dump): Likewise.
22879	(iv_ca_narrow): Likewise.
22880	(iv_ca_prune): Likewise.
22881	(iv_ca_replace): Likewise.
22882	(try_add_cand_for): Likewise.
22883	(try_improve_iv_set): Likewise.
22884	(find_optimal_iv_set): Likewise.
22885
228862016-05-26  Richard Sandiford  <richard.sandiford@arm.com>
22887
22888	* tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
22889	that internal functions will clobber all caller-saved registers.
22890
228912016-05-26  Wilco Dijkstra  <wdijkstr@arm.com>
22892
22893	* config/aarch64/aarch64.c (aarch64_case_values_threshold):
22894	Return a better case_values_threshold when optimizing.
22895
228962016-05-26  Wilco Dijkstra  <wdijkstr@arm.com>
22897
22898	* config/aarch64/aarch64-simd.md (aarch64_combinez):
22899	Add ? to integer variant.
22900	(aarch64_combinez_be): Likewise.
22901
229022016-05-26  Jakub Jelinek  <jakub@redhat.com>
22903
22904	* config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
22905	instead of x constraint.
22906	(vcvtps2ph256<mask_name>): Likewise.
22907
22908	* config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
22909	alternative.  Formatting fix.
22910
22911	* config/i386/sse.md
22912	(<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
22913	to ...
22914	(avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
22915	(*avx_vperm_broadcast_v4sf): Use v constraint instead of x.  Use
22916	maybe_evex prefix instead of vex.
22917	(*avx_vperm_broadcast_<mode>): Use v constraint instead of x.  Handle
22918	EXT_REX_SSE_REG_P (op0) case in the splitter.
22919
229202016-05-25  Jeff Law  <law@redhat.com>
22921
22922	PR tree-optimization/71272
22923	* tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
22924	Update comments.  Add test for empty path.
22925
229262016-05-25  Bill Seurer  <seurer@linux.vnet.ibm.com>
22927
22928	* config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
22929	* config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
22930	special case builtin.
22931	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
22932	code for ALTIVEC_BUILTIN_VEC_CMPNE.
22933	* config/rs6000/rs6000.c (altivec_init_builtins): Add definition
22934	for __builtin_vec_cmpne.
22935
229362016-05-25  Eric Botcazou  <ebotcazou@adacore.com>
22937
22938	* tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
22939	redundant test and bail out if the type of the new operand is not
22940	a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
22941
229422016-05-25  Uros Bizjak  <ubizjak@gmail.com>
22943
22944	* config/i386/i386.opt (ix86_target_flags_explicit): Remove.
22945	(x_ix86_target_flags_explicit): Remove.
22946	* config/i386/i386.c (ix86_function_specific_save): Do not copy
22947	x_ix86_target_flags_explicit.
22948	(ix86_function_specific_restore): Ditto.
22949
229502016-05-25  Uros Bizjak  <ubizjak@gmail.com>
22951	    H.J. Lu  <hongjiu.lu@intel.com>
22952
22953	PR target/70738
22954	* common/config/i386/i386-common.c
22955	(OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
22956	(ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
22957	MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
22958	* config/i386/i386.opt (ix86_target_flags): Add new Variable.
22959	(-mgeneral-regs-only): Add new option.
22960	* config/i386/i386.c (ix86_option_override_internal): Don't enable
22961	x87 instructions if only general registers are allowed.
22962	(ix86_target_string): Add ix86_flags argument. Handle additional
22963	flags options through ix86_flags argument.  Update all callers.
22964	* doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
22965
229662016-05-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
22967
22968	PR rtl-optimization/66940
22969	* ifcvt.c (noce_get_alt_condition): Check that incrementing or
22970	decrementing desired_val will not overflow before performing these
22971	operations.
22972
229732016-05-25  Ilya Verbin  <ilya.verbin@intel.com>
22974
22975	* config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
22976	V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
22977	* config/i386/i386.c (enum ix86_builtins): Add
22978	IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
22979	IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
22980	IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
22981	IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
22982	IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
22983	IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
22984	(builtin_description bdesc_args): Add __builtin_ia32_floorps512,
22985	__builtin_ia32_ceilps512, __builtin_ia32_truncps512,
22986	__builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
22987	__builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
22988	__builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
22989	__builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
22990	Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
22991	__builtin_ia32_cvtps2dq512_mask.
22992	(ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
22993	V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
22994	(ix86_builtin_vectorized_function): Handle builtins mentioned above.
22995	* config/i386/sse.md
22996	(<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
22997	Rename to ...
22998	(avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
22999	(<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
23000	to ...
23001	(avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
23002	(avx512f_vec_pack_sfix_v8df): New define_expand.
23003	(avx512f_roundpd512): Rename to ...
23004	(avx512f_round<castmode>512): ... this.  Change iterator.
23005	(avx512f_roundps512_sfix): New define_expand.
23006	(round<mode>2_sfix): Change iterator.
23007
230082016-05-25  Nick Clifton  <nickc@redhat.com>
23009
23010	* config/msp430/msp430.c (msp430_attr): Produce an error if a
23011	static interrupt handler is detected.
23012	* config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
23013	default linker script.
23014	* config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
23015	the low part of a symbolic pointer.
23016
230172016-05-25  Richard Biener  <rguenther@suse.de>
23018
23019	PR tree-optimization/71261
23020	* tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
23021	interesting stmt instead of immediate uses when looking
23022	for the use operand to replace.
23023
230242016-05-25  Martin Liska  <mliska@suse.cz>
23025
23026	* ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
23027
230282016-05-25  Richard Biener  <rguenther@suse.de>
23029
23030	PR tree-optimization/71264
23031	* tree-vect-stmts.c (vect_init_vector): Properly deal with
23032	vector type val.
23033
230342016-05-25  Martin Liska  <mliska@suse.cz>
23035
23036	PR tree-optimization/71239
23037	* tree.c (array_at_struct_end_p): Do not call operand_equal_p
23038	if DECL_SIZE is NULL.
23039
230402016-05-25  Richard Biener  <rguenther@suse.de>
23041
23042	* timevar.def (TV_TREE_LOOP_IFCVT): Add.
23043	* tree-if-conv.c (pass_data_if_conversion): Use it.
23044
230452016-05-25  Bernd Edlinger  <bernd.edlinger@hotmail.de>
23046
23047	* cgraph.c (cgraph_node::get_availability): Fix typo in comment.
23048	* symtab.c (symtab_node::binds_to_current_def_p): Likewise.
23049	* varpool.c (varpool_node::get_availability): Likewise.
23050
230512016-05-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
23052
23053	* config/rs6000/altivec.md (VNEG iterator): New iterator for
23054	VNEGW/VNEGD instructions.
23055	(p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
23056	(neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
23057	support for ISA 3.0 VNEGW/VNEGD instructions.
23058
230592016-05-24  Cesar Philippidis  <cesar@codesourcery.com>
23060
23061	* gimplify.c (omp_notice_variable): Use zero-length arrays for data
23062	pointers inside OACC_DATA regions.
23063	(gimplify_scan_omp_clauses): Prune firstprivate clause associated
23064	with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
23065	(gimplify_adjust_omp_clauses): Fix typo in comment.
23066
230672016-05-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
23068
23069	* config/rs6000/altivec.md (VParity): New mode iterator for vector
23070	parity built-in functions.
23071	(p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
23072	zeros.
23073	(p9v_parity<mode>2): Likewise.
23074	* config/rs6000/vector.md (VEC_IP): New mode iterator for vector
23075	parity.
23076	(ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
23077	(parity<mode>2): ISA 3.0 expander for vector parity.
23078	* config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
23079	power9 built-ins.
23080	(BU_P9_64BIT_MISC_0): Likewise.
23081	(BU_P9_MISC_0): Likewise.
23082	(BU_P9V_AV_1): Likewise.
23083	(BU_P9V_AV_2): Likewise.
23084	(BU_P9V_AV_3): Likewise.
23085	(BU_P9V_AV_P): Likewise.
23086	(BU_P9V_VSX_1): Likewise.
23087	(BU_P9V_OVERLOAD_1): Likewise.
23088	(BU_P9V_OVERLOAD_2): Likewise.
23089	(BU_P9V_OVERLOAD_3): Likewise.
23090	(VCTZB): Add vector count trailing zeros support.
23091	(VCTZH): Likewise.
23092	(VCTZW): Likewise.
23093	(VCTZD): Likewise.
23094	(VPRTYBD): Add vector parity support.
23095	(VPRTYBQ): Likewise.
23096	(VPRTYBW): Likewise.
23097	(VCTZ): Add overloaded vector count trailing zeros support.
23098	(VPRTYB): Add overloaded vector parity support.
23099	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23100	overloaded vector count trailing zeros and parity instructions.
23101	* config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
23102	vector parity support.
23103	* config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
23104	trailing zeros support.
23105	(vec_cntlz): Likewise.
23106	(vec_vctzb): Likewise.
23107	(vec_vctzd): Likewise.
23108	(vec_vctzh): Likewise.
23109	(vec_vctzw): Likewise.
23110	(vec_vprtyb): Add ISA 3.0 vector parity support.
23111	(vec_vprtybd): Likewise.
23112	(vec_vprtybw): Likewise.
23113	(vec_vprtybq): Likewise.
23114	* doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
23115	the ISA 3.0 vector count trailing zeros and vector parity built-in
23116	functions.
23117
231182016-05-24  Kugan Vivekanandarajah  <kuganv@linaro.org>
23119
23120	* tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
23121	when there is stmt_to_insert.
23122
231232016-05-24  Martin Sebor  <msebor@redhat.com>
23124
23125	PR c++/71147
23126	* tree.h (complete_or_array_type_p): New inline function.
23127
231282016-05-24  Jakub Jelinek  <jakub@redhat.com>
23129
23130	* config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
23131	* config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
23132	rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
23133
23134	* config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
23135	Limit 1st alternative to noavx isa, split 2nd alternative into one
23136	noavx and one avx alternative, use *x and Bm in the former and
23137	x and m in the latter.
23138
23139	* config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
23140	of sse4 for the first alternative, drop %v from the template
23141	and d operand modifier.  Split second alternative into one sse4_noavx
23142	and one avx alternative, use *x instead of *v in the former and v
23143	instead of *v in the latter.
23144	(*sse4_1_extractps): Use noavx isa instead of * for the first
23145	alternative, drop %v from the template.  Split second alternative into
23146	one noavx and one avx alternative, use *x instead of *v in the
23147	former and v instead of *v in the latter.
23148	(<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
23149	with noavx and the last one with avx.
23150	(sse4_1_phminposuw): Guard first alternative with noavx isa,
23151	split the second one into one noavx and one avx alternative,
23152	use *x and Bm in the former and x and m in the latter one.
23153	(<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
23154	alternatives.
23155
23156	* config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
23157	first two alternatives to noavx, use *x instead of *v in the second
23158	one, add avx alternative without *.
23159	(sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
23160	sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
23161	sse4_1_<code>v2siv2di2<mask_name>): Likewise.
23162
231632016-05-24  Jeff Law  <law@redhat.com>
23164
23165	* tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
23166	New function, extracted from...
23167	(fsm_find_control_statement_thread_paths): Here.  Use the new function.
23168	Allow simple copies and constant initializations in the SSA chain.
23169
231702016-05-24  Marek Polacek  <polacek@redhat.com>
23171
23172	PR c/71249
23173	* gimplify.c (gimplify_switch_expr): Look into the innermost lexical
23174	scope.
23175
231762016-05-24  Jakub Jelinek  <jakub@redhat.com>
23177
23178	PR c++/71257
23179	* tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
23180	SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
23181	SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP.  Add
23182	SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
23183	SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
23184
231852016-05-24  Richard Biener  <rguenther@suse.de>
23186
23187	PR tree-optimization/71240
23188	* tree-ssa-math-opts.c (init_symbolic_number): Verify the source
23189	has integral type.
23190
231912016-05-24  Richard Biener  <rguenther@suse.de>
23192
23193	PR tree-optimization/71230
23194	* tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
23195
231962016-05-24  Richard Sandiford  <richard.sandiford@arm.com>
23197
23198	* tree-vectorizer.h (vectorizable_comparison): Delete.
23199	* tree-vect-loop.c (vectorizable_reduction): Remove redundant
23200	PURE_SLP_STMT check.
23201	* tree-vect-stmts.c (vectorizable_call): Likewise.
23202	(vectorizable_simd_clone_call): Likewise.
23203	(vectorizable_conversion): Likewise.
23204	(vectorizable_assignment): Likewise.
23205	(vectorizable_shift): Likewise.
23206	(vectorizable_operation): Likewise.
23207	(vectorizable_load): Likewise.
23208	(vectorizable_condition): Likewise.
23209	(vectorizable_store): Likewise.  Assert that we don't have
23210	hybrid SLP.
23211	(vectorizable_comparison): Make static.  Remove redundant
23212	PURE_SLP_STMT check.
23213	(vect_transform_stmt): Assert that we always have an slp_node
23214	if PURE_SLP_STMT.
23215
232162016-05-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
23217
23218	* config/arm/neon.md (ashldi3_neon):  Replace comparison of INTVAL of
23219	operands[2] against 1 with comparison against CONST1_RTX.
23220	(<shift>di3_neon): Likewise.
23221	* config/arm/predicates.md (const0_operand): Replace with comparison
23222	against CONST0_RTX.
23223
232242016-05-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
23225
23226	* config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
23227	operands[2] against 1 with comparison against CONST1_RTX.
23228	(ashrdi3): Likewise.
23229	(lshrdi3): Likewise.
23230	(ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
23231	UINTVAL.
23232	(ashrsi3): Likewise.
23233	(lshrsi3): Likewise.
23234	(rotrsi3): Likewise.
23235	(define_split above *compareqi_eq0): Likewise.
23236	(define_split above "prologue"): Likewise.
23237	* config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
23238	* config/arm/predicates.md (shift_operator): Likewise.
23239	(shift_nomul_operator): Likewise.
23240	(sat_shift_operator): Likewise.
23241	(thumb1_cmp_operand): Likewise.
23242	(const_neon_scalar_shift_amount_operand): Replace manual range
23243	check with IN_RANGE.
23244	* config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
23245	Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
23246
232472016-05-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
23248
23249	* config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
23250	with HOST_WIDE_INT_1.
23251	(insv): Likewise.
23252	* config/arm/arm.c (optimal_immediate_sequence): Replace cast of
23253	1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
23254	(arm_canonicalize_comparison): Likewise.
23255	(thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
23256	HOST_WIDE_INT_1.
23257	(thumb1_size_rtx_costs): Likewise.
23258	(vfp_const_double_index): Replace cast of 1 to unsigned
23259	HOST_WIDE_INT with HOST_WIDE_INT_1U.
23260	(get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
23261	HOST_WIDE_INT_1.
23262	(arm_asan_shadow_offset): Replace cast of 1 to unsigned
23263	HOST_WIDE_INT with HOST_WIDE_INT_1U.
23264	* config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
23265	HOST_WIDE_INT with HOST_WIDE_INT_1.
23266
232672016-05-24  Marek Polacek  <polacek@redhat.com>
23268
23269	* tree-cfg.h (should_remove_lhs_p): New predicate.
23270	* cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
23271	* gimplify.c (gimplify_modify_expr): Likewise.
23272	* tree-cfg.c (verify_gimple_call): Likewise.
23273	* tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
23274	* gimple-fold.c: Include "tree-cfg.h".
23275	(gimple_fold_call): Use should_remove_lhs_p.
23276
232772016-05-24  Richard Biener  <rguenther@suse.de>
23278
23279	PR tree-optimization/71253
23280	* cfganal.h (control_dependences): Make robust against edge
23281	and BB removal.
23282	(control_dependences::control_dependences): Remove edge_list argument.
23283	(control_dependences::get_edge): Remove.
23284	(control_dependences::get_edge_src): Add.
23285	(control_dependences::get_edge_dest): Likewise.
23286	(control_dependences::m_el): Make a vector of edge src/dest index.
23287	* cfganal.c (control_dependences::find_control_dependence): Adjust.
23288	(control_dependences::control_dependences): Likewise.
23289	(control_dependences::~control_dependence): Likewise.
23290	(control_dependences::get_edge): Remove.
23291	(control_dependences::get_edge_src): Add.
23292	(control_dependences::get_edge_dest): Likewise.
23293	* tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
23294	get_edge_src.
23295	(perform_tree_ssa_dce): Adjust.
23296	* tree-loop-distribution.c (create_edge_for_control_dependence): Use
23297	get_edge_src.
23298	(pass_loop_distribution::execute): Adjust.  Do loop destroying
23299	conditional on changed.
23300
233012016-05-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
23302
23303	PR target/69857
23304	* config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
23305	return.  Reindent transformation comment and mention the ARM state
23306	behavior.
23307
233082016-05-24  Kugan Vivekanandarajah  <kuganv@linaro.org>
23309
23310	PR middle-end/71252
23311	* tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
23312	after build_and_add_sum creates new use stmt.
23313
233142016-05-24  Richard Sandiford  <richard.sandiford@arm.com>
23315
23316	* tree-vect-stmts.c (vectorizable_load): Reorder checks so that
23317	load_lanes/grouped_load classification comes first.  Don't check
23318	whether the vectorization factor is a multiple of the group size
23319	for load_lanes.
23320
233212016-05-24  Richard Sandiford  <richard.sandiford@arm.com>
23322
23323	* tree-vect-data-refs.c (vect_analyze_group_access_1): Set
23324	GROUP_GAP for single-element interleaving.
23325	* tree-vect-stmts.c (vectorizable_load): Remove force_peeling
23326	variable.
23327
233282016-05-24  Richard Biener  <rguenther@suse.de>
23329
23330	PR middle-end/70434
23331	PR c/69504
23332	* tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
23333	bases which are accessed with non-invariant indices.
23334	* gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
23335	constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
23336
233372016-05-24  Kugan Vivekanandarajah  <kuganv@linaro.org>
23338
23339	PR middle-end/71170
23340	* tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
23341	(add_to_ops_vec): Add stmt_to_insert.
23342	(add_repeat_to_ops_vec): Init stmt_to_insert.
23343	(insert_stmt_before_use): New.
23344	(transform_add_to_multiply): Remove mult_stmt insertion and add it
23345	to ops vector.
23346	(get_ops): Init stmt_to_insert.
23347	(maybe_optimize_range_tests): Likewise.
23348	(rewrite_expr_tree): Insert stmt_to_insert before use stmt.
23349	(rewrite_expr_tree_parallel): Likewise.
23350	(reassociate_bb): Likewise.
23351
233522016-05-23  Michael Meissner  <meissner@linux.vnet.ibm.com>
23353
23354	PR target/71201
23355	* config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
23356	ISA 3.0 xxperm fusion alternative.
23357	(altivec_vperm_v8hiv16qi): Likewise.
23358	(altivec_vperm_<mode>_uns_internal): Likewise.
23359	(vperm_v8hiv4si): Likewise.
23360	(vperm_v16qiv8hi): Likewise.
23361
233622016-05-23  Michael Meissner  <meissner@linux.vnet.ibm.com>
23363	    Kelvin Nilsen  <kelvin@gcc.gnu.org>
23364
23365	* config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
23366	vpermr/xxpermr on ISA 3.0.
23367	(altivec_expand_vec_perm_le): Likewise.
23368	* config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
23369	(altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
23370	ISA 3.0.
23371
233722016-05-23  Uros Bizjak  <ubizjak@gmail.com>
23373
23374	* config/i386/i386.h (IS_STACK_MODE): Enable for
23375	TARGET_MIX_SSE_I387.  Rewrite using X87_FLOAT_MODE_P and
23376	SSE_FLOAT_MODE_P macros.
23377	* config/i386/i386.c (ix86_preferred_reload_class): Use
23378	IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
23379	Cleanup regclass processing for CONST_DOUBLE_P.
23380	(ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
23381	(ix86_rtx_costs): Remove redundant TARGET_80387 check
23382	with IS_STACK_MODE macro.
23383	* config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
23384	with TARGET_SSE2.
23385	(*movdf_internal): Use IS_STACK_MODE macro.
23386	(*movsf_internal): Ditto.
23387
233882016-05-23  Marc Glisse  <marc.glisse@inria.fr>
23389
23390	* match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
23391	~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
23392
233932016-05-23  Jeff Law  <law@redhat.com>
23394
23395	* tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
23396	extracted from ...
23397	(fsm_find_control_statement_thread_paths): Call it.
23398
233992016-05-23  Martin Jambor  <mjambor@suse.cz>
23400
23401	PR ipa/71234
23402	* ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
23403	from_global_constant if t is not NULL.
23404
234052016-05-23  Marek Polacek  <polacek@redhat.com>
23406
23407	PR c/49859
23408	* common.opt (Wswitch-unreachable): New option.
23409	* doc/invoke.texi: Document -Wswitch-unreachable.
23410	* gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
23411	warning.
23412
234132016-05-23  Bin Cheng  <bin.cheng@arm.com>
23414
23415	* tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
23416	TMR_INDEX is non-NULL.
23417
234182016-05-23  Richard Biener  <rguenther@suse.de>
23419
23420	PR tree-optimization/71230
23421	* tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
23422	(try_special_add_to_ops): ... here.  Always test for single-use.
23423
234242016-05-23  Martin Jambor  <mjambor@suse.cz>
23425
23426	* hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
23427	default block if a PHI node in the original one would be resized.
23428
234292016-05-23  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
23430
23431	PR tree-optimization/58135
23432	* tree-vect-slp.c: When group size is not multiple
23433	of vector size, allow splitting of store group at
23434	vector boundary.
23435
234362016-05-23  Christophe Lyon  <christophe.lyon@linaro.org>
23437
23438	* config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
23439
234402016-05-22  Jakub Jelinek  <jakub@redhat.com>
23441
23442	* config/i386/sse.md (vec_set_lo_<mode><mask_name>,
23443	vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
23444	condition.  For !TARGET_AVX512DQ, emit 32x4 instruction instead
23445	of 64x2.
23446
23447	* config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
23448	vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
23449	v constraint instead of x and vinserti32x4 insn.
23450
23451	* config/i386/sse.md (i128vldq): New mode iterator.
23452	(avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
23453	avx512dq and avx512vl alternatives.
23454
23455	* config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
23456	constraint, use maybe_evex prefix instead of vex.
23457	(vec_dupv4sf): Use v constraint instead of x for output
23458	operand except for noavx alternative, use Yv constraint
23459	instead of x for input.  Use maybe_evex prefix instead of vex.
23460	(*vec_dupv4si): Likewise.
23461	(*vec_dupv2di): Likewise.
23462
234632016-05-22  Kugan Vivekanandarajah  <kuganv@linaro.org>
23464
23465	PR middle-end/40921
23466	* tree-ssa-reassoc.c (try_special_add_to_ops): New.
23467	(linearize_expr_tree): Call try_special_add_to_ops.
23468	(reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
23469
234702016-05-21  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
23471
23472	* config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
23473	to computed stack_usage.
23474
234752016-05-21  Pitchumani Sivanupandi  <pitchumani.s@atmel.com>
23476
23477	PR target/71103
23478	* config/avr/avr.md (define_expand "mov<mode>"): If the source
23479	operand is subreg (symbol_ref) then move the symbol ref to register.
23480
234812016-05-21  Jan Hubicka  <hubicka@ucw.cz>
23482
23483	* tree.c (array_at_struct_end_p): Look through MEM_REF.
23484
234852016-05-21  Kugan Vivekanandarajah  <kuganv@linaro.org>
23486
23487	PR middle-end/71179
23488	* tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
23489	VECTOR type.
23490
234912016-05-20  Eric Botcazou  <ebotcazou@adacore.com>
23492
23493	* tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
23494	ranges by calling get_single_symbol and tidy up.  Look more closely
23495	into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
23496
234972016-05-20  Jeff Law  <law@redhat.com>
23498
23499	* bitmap.c (bitmap_find_bit): Remove useless test.
23500
235012016-05-20  Segher Boessenkool  <segher@kernel.crashing.org>
23502
23503	* function.c (thread_prologue_and_epilogue_insns): Commit the
23504	insertion of the epilogue.
23505
235062016-05-20  Martin Jambor  <mjambor@suse.cz>
23507
23508	PR tree-optimization/70884
23509	* tree-sra.c (initialize_constant_pool_replacements): Do not check
23510	should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
23511	(sort_and_splice_var_accesses): Do not consider multiple scalar reads
23512	of constant pool data as a reason for scalarization.
23513
235142016-05-20  Eric Botcazou  <ebotcazou@adacore.com>
23515
23516	* config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
23517	for naked functions.
23518	(thumb1_expand_prologue): Likewise.
23519
235202016-05-20  Nathan Sidwell  <nathan@acm.org>
23521
23522	* config/nvptx/nptx.c (nvptx_option_override): Only set
23523	flag_toplevel_reorder, if not explicitly specified.  Set
23524	flag_no_common, unless explicitly specified.
23525
235262016-05-20  David Malcolm  <dmalcolm@redhat.com>
23527
23528	* calls.c (can_implement_as_sibling_call_p): Mark param
23529	reg_parm_stack_space with ATTRIBUTE_UNUSED.
23530
235312016-05-20  Uros Bizjak  <ubizjak@gmail.com>
23532
23533	* config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
23534	Use IS_STACK_MODE when calculating cost of standard 80387 constants.
23535	Fallthru to CONST_VECTOR case to calculate cost of standard SSE
23536	constants.
23537	<case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
23538	(ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
23539	and CASE_CONST_ANY.
23540
235412016-05-20  Cesar Philippidis  <cesar@codesourcery.com>
23542
23543	* config/nvptx/nvptx.md (sincossf3): New pattern.
23544
235452016-05-20  David Malcolm  <dmalcolm@redhat.com>
23546
23547	* calls.c (maybe_complain_about_tail_call): New function.
23548	(initialize_argument_information): Call
23549	maybe_complain_about_tail_call when clearing *may_tailcall.
23550	(can_implement_as_sibling_call_p): Call
23551	maybe_complain_about_tail_call when returning false.
23552	(expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
23553	ensure try_tail_call is set.  Call maybe_complain_about_tail_call
23554	if tail-call optimization fails.
23555	* cfgexpand.c (expand_call_stmt): Initialize
23556	CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
23557	* gimple-pretty-print.c (dump_gimple_call): Dump
23558	gimple_call_must_tail_p.
23559	* gimple.c (gimple_build_call_from_tree): Call
23560	gimple_call_set_must_tail with the value of
23561	CALL_EXPR_MUST_TAIL_CALL.
23562	* gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
23563	(gimple_call_set_must_tail): New function.
23564	(gimple_call_must_tail_p): New function.
23565	* print-tree.c (print_node): Update printing of TREE_STATIC
23566	to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
23567	* tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
23568	trailing comment listing applicable flags.
23569	* tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
23570
235712016-05-20  David Malcolm  <dmalcolm@redhat.com>
23572
23573	* calls.c (expand_call): Move "Rest of purposes for tail call
23574	optimizations to fail" to...
23575	(can_implement_as_sibling_call_p): ...this new function, and
23576	split into multiple "if" statements.
23577
235782016-05-20  Jan Hubicka  <hubicka@ucw.cz>
23579
23580	* cfgloop.h (expected_loop_iterations_unbounded,
23581	expected_loop_iterations): Unconstify.
23582	* cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
23583	profile with known upper bound; return 3 when profile is absent.
23584	(expected_loop_iterations): Update.
23585
235862016-05-20  Jan Hubicka  <hubicka@ucw.cz>
23587
23588	* loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
23589	and get_max_loop_iterations_int.
23590
235912016-05-20  Jan Hubicka  <hubicka@ucw.cz>
23592
23593	* tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
23594	realistic upper bounds here.
23595
235962016-05-20  Jakub Jelinek  <jakub@redhat.com>
23597
23598	PR c++/71210
23599	* gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
23600	calls if the LHS is variable length or has addressable type.
23601	If targets[0]->decl is a noreturn call with void return type and
23602	zero arguments, adjust fntype and remove lhs in that case.
23603
236042016-05-20  Marc Glisse  <marc.glisse@inria.fr>
23605
23606	PR tree-optimization/71079
23607	PR tree-optimization/71206
23608	* match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
23609
236102016-05-20  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
23611
23612	* tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
23613	(get_vec_alignment_for_array_decl): Likewise.
23614	(get_vec_alignment_for_record_decl): Likewise.
23615	(increase_alignment::execute): Move code to find alignment to
23616	get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
23617	(type_align_map): New hash_map.
23618
236192016-05-20  Richard Guenther  <rguenther@suse.de>
23620
23621	PR tree-optimization/29756
23622	* tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
23623	* expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
23624	* fold-const.c (operand_equal_p): Likewise.
23625	(fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
23626	* gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
23627	* tree-inline.c (estimate_operator_cost): Likewise.
23628	* tree-pretty-print.c (dump_generic_node): Likewise.
23629	* tree-ssa-operands.c (get_expr_operands): Likewise.
23630	* cfgexpand.c (expand_debug_expr): Likewise.
23631	* gimple-pretty-print.c (dump_ternary_rhs): Likewise.
23632	* gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
23633	* tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
23634	* tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
23635	vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
23636	(execute_update_addresses_taken): Do it.
23637
236382016-05-20  Richard Biener  <rguenther@suse.de>
23639
23640	PR tree-optimization/71185
23641	* tree-ssa-loop-prefetch.c (gather_memory_references): Drop
23642	register operations.
23643
236442016-05-20  Richard Biener  <rguenther@suse.de>
23645
23646	* tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
23647	gimple_seq_add_seq_without_update.
23648	(release_bb_predicate): Assert we have no operands to free.
23649	(if_convertible_loop_p_1): Calculate post dominators later.
23650	Do not free BB predicates here.
23651	(combine_blocks): Do not recompute BB predicates.
23652	(version_loop_for_if_conversion): Save BB predicates around
23653	loop versioning.
23654
236552016-05-19  Segher Boessenkool  <segher@kernel.crashing.org>
23656
23657	* function.c (make_epilogue_seq): Remove epilogue_end parameter.
23658	(thread_prologue_and_epilogue_insns): Remove bb_flags.  Restructure
23659	code.  Ignore sibcalls on EDGE_IGNORE edges.
23660	* shrink-wrap.c (handle_simple_exit): New function.  Set EDGE_IGNORE
23661	on edges for sibcalls that run without prologue.  The rest of the
23662	function is combined from...
23663	(fix_fake_fallthrough_edge): ... this, and ...
23664	(try_shrink_wrapping): ... a part of this.  Remove the bb_with
23665	function argument, make it a local variable.
23666
236672016-05-19  Sandra Loosemore  <sandra@codesourcery.com>
23668
23669	* config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
23670	--disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
23671	for 32-bit mode and SEH for 64-bit.
23672	* config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
23673	TARGET_64BIT_DEFAULT.
23674
236752016-05-19  Ryan Burn  <contact@rnburn.com>
23676
23677	* Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
23678	* gengtype.c (open_base_files): Add cilk.h to ifiles.
23679
236802016-05-19  Uros Bizjak  <ubizjak@gmail.com>
23681
23682	* sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
23683	force pending loads from memory.
23684
236852016-05-19  Kelvin Nilsen  <kelvin@gcc.gnu.org>
23686
23687	* config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
23688	(UNSPEC_DARN_32): New unspec constant.
23689	(UNSPEC_DARN_RAW): New unspec constant.
23690	(darn_32): New instruction.
23691	(darn_raw): New instruction.
23692	(darn): New instruction.
23693	* config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
23694	support and documentation for this macro.
23695	(BU_P9_MISC_1): New macro definition.
23696	(BU_P9_64BIT_MISC_0): New macro definition.
23697	(BU_P9_MISC_0): New macro definition.
23698	(darn_32): New builtin definition.
23699	(darn_raw): New builtin definition.
23700	(darn): New builtin definition.
23701	* config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
23702	RS6000_BUILTIN_0 directives to surround each occurrence of
23703	#include "rs6000-builtin.def".
23704	(rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
23705	RS6000_BTM_64BIT flags to the returned mask, depending on
23706	configuration.
23707	(def_builtin): Correct an error in the assignments made to the
23708	debugging variable attr_string.
23709	(rs6000_expand_builtin): Add support for no-operand built-in
23710	functions.
23711	(builtin_function_type): Remove fatal_error assertion that is no
23712	longer valid.
23713	(rs6000_common_init_builtins): Add support for no-operand built-in
23714	functions.
23715	* config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
23716	definition.
23717	(RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
23718	definition.
23719	(RS6000_BTM_64BIT): New macro definition.
23720	* doc/extend.texi: Document __builtin_darn (void),
23721	__builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
23722	functions.
23723
237242016-05-19  Jan Hubicka  <hubicka@ucw.cz>
23725
23726	* tree-vect-loop.c (vect_analyze_loop_2): Use also
23727	max_loop_iterations_int.
23728
237292016-05-19  Marek Polacek  <polacek@redhat.com>
23730
23731	PR tree-optimization/71031
23732	* tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
23733	condition and adjust the code a bit.
23734
237352016-05-19  Martin Liska  <mliska@suse.cz>
23736
23737	* tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
23738	auto_vec instead of vec.
23739
237402016-05-19  Martin Liska  <mliska@suse.cz>
23741
23742	* tree-parloops.c (oacc_entry_exit_ok): Release a vector.
23743
237442016-05-19  Martin Liska  <mliska@suse.cz>
23745
23746	* tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
23747
237482016-05-19  Martin Liska  <mliska@suse.cz>
23749
23750	* ipa-pure-const.c (set_function_state): Remove an existing
23751	funct_state.
23752	(remove_node_data): Do not free it as it's released
23753	in set_function_state.
23754
237552016-05-19  Martin Liska  <mliska@suse.cz>
23756
23757	* tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
23758	bitmap.
23759
237602016-05-19  Martin Liska  <mliska@suse.cz>
23761
23762	* omp-simd-clone.c (simd_clone_adjust): Release vector.
23763
237642016-05-19  Martin Liska  <mliska@suse.cz>
23765
23766	* tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
23767	an auto_vec instead of re-creating it.
23768
237692016-05-19  Martin Liska  <mliska@suse.cz>
23770
23771	* tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
23772	auto_vec instead of vec.
23773
237742016-05-19  Martin Liska  <mliska@suse.cz>
23775
23776	* lto-section-in.c (lto_get_section_data): Call
23777	lto_check_version with additional argument.
23778	* lto-streamer.c (lto_check_version): Add new argument.
23779	* lto-streamer.h (lto_check_version): Likewise.
23780
237812016-05-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
23782
23783	* config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
23784	Don't add cost of inner memory when handling sign-extended loads.
23785
237862016-05-19  Ilya Enkovich  <ilya.enkovich@intel.com>
23787
23788	PR rtl-optimization/71148
23789	* cse.c (cse_main): Free dominance info.
23790	(rest_of_handle_cse): Don't free dominance info.
23791	(rest_of_handle_cse2): Likewise.
23792	(rest_of_handle_cse_after_global_opts): Likewise.
23793
237942016-05-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
23795
23796	PR target/71056
23797	* config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
23798	NULL_TREE early if NEON is not available.  Remove now redundant check
23799	in ARM_CHECK_BUILTIN_MODE.
23800
238012016-05-19  Maxim Ostapenko  <m.ostapenko@samsung.com>
23802
23803	PR sanitizer/64354
23804	* cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
23805	builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
23806	* doc/cpp.texi: Document new macros.
23807
238082016-05-19  Bin Cheng  <bin.cheng@arm.com>
23809
23810	PR tree-optimization/69848
23811	* tree-vect-loop.c (vectorizable_reduction): Don't factor
23812	comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
23813
238142016-05-19  Segher Boessenkool  <segher@kernel.crashing.org>
23815
23816	* function.c (thread_prologue_and_epilogue_insn): Move the
23817	"goto epilogue_done" one block later.
23818
238192016-05-19  Richard Biener  <rguenther@suse.de>
23820
23821	PR tree-optimization/70729
23822	* passes.def: Move LIM pass before PRE.  Remove no longer
23823	required copyprop and move first DCE out of the loop pipeline.
23824
238252016-05-18  David Malcolm  <dmalcolm@redhat.com>
23826
23827	PR driver/69265
23828	* Makefile.in (GCC_OBJS): Move spellcheck.o to...
23829	(OBJS-libcommon-target): ...here.
23830	* opts-common.c: Include spellcheck.h.
23831	(cmdline_handle_error): Build a vec of valid options and use it
23832	to suggest provide hints for misspelled arguments.
23833
238342016-05-18  Jakub Jelinek  <jakub@redhat.com>
23835
23836	PR c++/71100
23837	* cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
23838	lhs if it has TREE_ADDRESSABLE type.
23839
238402016-05-18  Uros Bizjak  <ubizjak@gmail.com>
23841
23842	PR target/71145
23843	* config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
23844	(*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
23845
238462016-05-18  Martin Jambor  <mjambor@suse.cz>
23847
23848	PR ipa/69708
23849	* ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
23850	input for NOP_EXPR pass-through functions.
23851	* ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
23852	aggregate global constant VAR_DECLs in constant jump functions.
23853
238542016-05-18  Martin Jambor  <mjambor@suse.cz>
23855
23856	PR ipa/69708
23857	* ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
23858	from TREE_READONLY parameters.
23859
238602016-05-18  Martin Jambor  <mjambor@suse.cz>
23861
23862	PR ipa/69708
23863	* cgraph.h (cgraph_indirect_call_info): New field
23864	guaranteed_unmodified.
23865	* ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
23866	to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23867	appropriate.
23868	* ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
23869	pass the parameter value to ipa_find_agg_cst_for_param.
23870	* ipa-prop.c (ipa_load_from_parm_agg): New parameter
23871	guaranteed_unmodified, store AA results there instead of bailing out
23872	if present.
23873	(ipa_note_param_call): Also initialize guaranteed_unmodified flag.
23874	(ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
23875	(find_constructor_constant_at_offset): New function.
23876	(ipa_find_agg_cst_from_init): Likewise.
23877	(ipa_find_agg_cst_for_param): Also seearch for aggregate values in
23878	static initializers of contants, report back through a new paameter
23879	from_global_constant if that was the case.
23880	(try_make_edge_direct_simple_call): Also pass parameter value to
23881	ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23882	appropriate.
23883	(ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
23884	(ipa_read_indirect_edge_info): Likewise.
23885	* ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
23886	(ipa_load_from_parm_agg): Likewise.
23887
238882016-05-18  Jiong Wang  <jiong.wang@arm.com>
23889
23890	PR rtl-optimization/71150
23891	* lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
23892	check.
23893
238942016-05-18  Michael Meissner  <meissner@linux.vnet.ibm.com>
23895
23896	PR target/70915
23897	* config/rs6000/constraints.md (wE constraint): New constraint
23898	for a vector constant that can be loaded with XXSPLTIB.
23899	(wM constraint): New constraint for a vector constant of a 1's.
23900	(wS constraint): New constraint for a vector constant that can be
23901	loaded with XXSPLTIB and a vector sign extend instruction.
23902	* config/rs6000/predicates.md (xxspltib_constant_split): New
23903	predicates for wE/wS constraints.
23904	(xxspltib_constant_nosplit): Likewise.
23905	(easy_vector_constant): Add support for constants that can be
23906	loaded via XXSPLTIB.
23907	(all_ones_constant): New predicate for vector constant with all
23908	1's set.
23909	(splat_input_operand): Add support for ISA 3.0 word splat operations.
23910	* config/rs6000/rs6000.c (xxspltib_constant_p): New function to
23911	return if a constant can be loaded with the ISA 3.0 XXSPLTIB
23912	instruction and possibly with a sign extension.
23913	(output_vec_const_move): Add support for XXSPLTIB. If we are
23914	loading up 0/-1 into Altivec registers, prefer using VSPLTISW
23915	instead of XXLXOR/XXLORC.
23916	(rs6000_expand_vector_init): Add support for ISA 3.0 word splat
23917	operations.
23918	(rs6000_legitimize_reload_address): Likewise.
23919	(rs6000_output_move_128bit): Use output_vec_const_move to emit
23920	constants.
23921	* config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
23922	combine VSX_M and VSX_M2 into one iterator.
23923	(VSX_M2): Likewise.
23924	(VSINT_84): New iterators for loading constants with XXSPLTIB.
23925	(VSINT_842): Likewise.
23926	(UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
23927	(xxspltib_v16qi): New insns to load up constants with the ISA 3.0
23928	XXSPLTIB instruction.
23929	(xxspltib_<mode>_nosplit): Likewise.
23930	(xxspltib_<mode>_split): New insn to load up constants with
23931	XXSPLTIB and a sign extend instruction.
23932	(vsx_mov<mode>): Replace single move that handled all vector types
23933	with separate 32-bit and 64-bit moves.  Combine the movti_<bit>
23934	moves (when -mvsx-timode is in effect) into the main vector
23935	moves.  Eliminate separate moves for <VSr> <VSa>, where the
23936	preferred register class (<VSr>) is listed first, and the
23937	secondary register class (<VSa>) is listed second with a '?' to
23938	discourage use.  Prefer loading 0/-1 in any VSX register for ISA
23939	3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
23940	that if the register was involved in a slow operation, the
23941	clear/set operation does not wait for the slow operation to
23942	finish.  Adjust the length attributes for 32-bit mode.  Use
23943	rs6000_output_move_128bit and drop the use of the string
23944	instructions for 32-bit movti when -mvsx-timode is in effect.  Use
23945	spacing so that the alternatives and attributes don't generate
23946	long lines, and put things in columns, so that it is easier to
23947	match up the operands and attributes with the insn alternatives.
23948	(vsx_mov<mode>_64bit): Likewise.
23949	(vsx_mov<mode>_32bit): Likewise.
23950	(vsx_movti_64bit): Fold movti into normal vector moves.
23951	(vsx_movti_32bit): Likewise.
23952	(vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
23953	splat instructions.
23954	(vsx_splat_v4si_internal): Likewise.
23955	(vsx_splat_v4sf_internal): Likewise.
23956	(vector fusion peepholes): Use VSX_M instead of VSX_M2.
23957	(vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
23958	extend vector elements.
23959	(vsx_sign_extend_hi_<mode>): Likewise.
23960	(vsx_sign_extend_si_v2di): Likewise.
23961	* config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
23962	declaration.
23963	* doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
23964	constraints.  Add trailing period to wL documentation.
23965
239662016-05-18  Richard Sandiford  <richard.sandiford@arm.com>
23967
23968	PR middle-end/71020
23969	* tree-dfa.h (replace_abnormal_ssa_names): Declare.
23970	* tree-dfa.c (replace_abnormal_ssa_names): New function.
23971	* tree-call-cdce.c: Include tree-dfa.h.
23972	(can_guard_call_p): New function, extracted from...
23973	(can_use_internal_fn): ...here.
23974	(shrink_wrap_one_built_in_call_with_conds): Remove failure path
23975	and return void.
23976	(shrink_wrap_one_built_in_call): Likewise.
23977	(use_internal_fn): Likewise.
23978	(shrink_wrap_conditional_dead_built_in_calls): Update accordingly
23979	and return void.  Call replace_abnormal_ssa_names.
23980	(pass_call_cdce::execute): Check can_guard_call_p during the
23981	initial walk.  Assume shrink_wrap_conditional_dead_built_in_calls
23982	will always change something.
23983
239842016-05-18  Martin Jambor  <mjambor@suse.cz>
23985
23986	PR ipa/70646
23987	* ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
23988	if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
23989
239902016-05-18  Martin Jambor  <mjambor@suse.cz>
23991
23992	PR ipa/70646
23993	* ipa-inline.h (condition): New field size.
23994	* ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
23995	for comaprison and store it into the new condition.
23996	(evaluate_conditions_for_known_args): Use condition size to check
23997	access sizes for all but CHANGED conditions.
23998	(unmodified_parm_1): New parameter size_p, store access size into it.
23999	(unmodified_parm): Likewise.
24000	(unmodified_parm_or_parm_agg_item): Likewise.
24001	(eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
24002	(set_cond_stmt_execution_predicate): Extract access sizes and store
24003	them to conditions.
24004	(set_switch_stmt_execution_predicate): Likewise.
24005	(will_be_nonconstant_expr_predicate): Likewise.
24006	(will_be_nonconstant_predicate): Likewise.
24007	(inline_read_section): Stream condition size.
24008	(inline_write_summary): Likewise.
24009
240102016-05-18  Richard Biener  <rguenther@suse.de>
24011
24012	* tree-ssa-loop-im.c (determine_max_movement): Properly add
24013	condition cost to PHI cost instead of total_cost.
24014
240152016-05-18  Martin Liska  <mliska@suse.cz>
24016
24017	PR fortran/70856
24018	* ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
24019	merged variables.
24020
240212016-05-18  Richard Biener  <rguenther@suse.de>
24022
24023	* lto-streamer.h (LTO_major_version): Bump to 6.
24024
240252016-05-18  Segher Boessenkool  <segher@kernel.crashing.org>
24026
24027	* function.c (make_split_prologue_seq, make_prologue_seq,
24028	make_epilogue_seq): New functions, factored out from...
24029	(thread_prologue_and_epilogue_insns): Here.
24030
240312016-05-18  Segher Boessenkool  <segher@kernel.crashing.org>
24032
24033	* function.c (rest_of_handle_thread_prologue_and_epilogue): Call
24034	cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
24035	of before.  Add a comment.
24036
240372016-05-18  Bin Cheng  <bin.cheng@arm.com>
24038
24039	* tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
24040	expression pointer, not pointer to the pointer.
24041
240422016-05-18  Jakub Jelinek  <jakub@redhat.com>
24043
24044	* config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
24045	(avx2_pbroadcast<mode>): Add another alternative with v instead
24046	of x constraints in it, using <pbroadcast_evex_isa> isa.
24047	(avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
24048
24049	* config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
24050	constraint x instead of v in second alternative, add avx512bw
24051	alternative.
24052
24053	* config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
24054	constraint x instead of v in second alternative, add avx512bw
24055	alternative.
24056
24057	* config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
24058	constraint x instead of v in second alternative, add avx512bw
24059	alternative.
24060
24061	* config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
24062	avx512bw alternative.
24063
240642016-05-18  Kirill Yukhin  <kirill.yukhin@intel.com>
24065
24066	* config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
24067	array to 128 chars.
24068	(define_insn "*andnottf3"): Ditto.
24069	(define_insn "*<code><mode>3"/any_logic): Ditto.
24070	(define_insn "*<code>tf3"/any_logic): Ditto.
24071	(define_insn "sse2_storehpd"): Use Yv constraint for scalar
24072	operand to block AVX-512VL insn variant emit when it is not enabled.
24073
240742016-05-18  Kirill Yukhin  <kirill.yukhin@intel.com>
24075
24076	* config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
24077	constraint fot SF mode.
24078
240792016-05-18  Petr Murzin  <petr.murzin@intel.com>
24080	    Kirill Yukhin  <kirill.yukhin@intel.com>
24081
24082	* config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
24083	modifiers.
24084	(define_insn "rsqrt14<mode>"): Ditto.
24085	(define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
24086	(define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
24087	(define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
24088	(define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
24089	(define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
24090	Ditto.
24091	(define_insn "*avx512f_gatherdi<mode>"): Ditto.
24092	(define_insn "*avx512f_scatterdi<mode>"): Ditto.
24093	* config/i386/i386.c (ix86_print_operand): Expand check for size
24094	override codes for Intel syntax.
24095
240962016-05-18  Richard Biener  <rguenther@suse.de>
24097
24098	PR tree-optimization/71168
24099	* tree-loop-distribution.c (distribute_loop): Move *destroy_p
24100	initialization earlier.
24101
241022016-05-18  James Greenhalgh  <james.greenhalgh@arm.com>
24103
24104	* config/aarch64/aarch64-simd.md
24105	(aarch64_reduc_plus_internal<mode>): Rename to...
24106	(reduc_plus_scal): ...This, and remove previous implementation.
24107
241082016-05-18  Richard Biener  <rguenther@suse.de>
24109
24110	* passes.def: Put late dse and cd_dce in canonical order.
24111
241122016-05-17  Jan Hubicka  <hubicka@ucw.cz>
24113
24114	* ipa-inline-transform.c (preserve_function_body_p): Look for
24115	first non-thunk clone.
24116	(save_function_body): Save into first non-thunk.
24117	* lto-cgraph.c (lto_output_edge): When streaming thunk do not look
24118	up call stmt id.
24119	(lto_output_node): Inline thunks don't need body in every
24120	partition.
24121	* lto-streamer-in.c: Do not fixup thunk clones.
24122	* cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
24123	thunks.
24124	* tree-inline.c (copy_bb): Be prepared for target node to be new after
24125	folding suceeds.
24126
241272016-05-17  Kugan Vivekanandarajah  <kuganv@linaro.org>
24128
24129	PR middle-end/63586
24130	* tree-ssa-reassoc.c (transform_add_to_multiply): New.
24131	(reassociate_bb): Call transform_add_to_multiply.
24132
241332016-05-17  Kugan Vivekanandarajah  <kuganv@linaro.org>
24134
24135	* config/aarch64/aarch64.c (all_extensions): Removed unused
24136	static variable.
24137
241382016-05-17  Nathan Sidwell  <nathan@acm.org>
24139
24140	* config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
24141	(TARGET_FUNCTION_ARG_BOUNDARY): Override.
24142
241432016-05-17  Mikhail Maltsev  <maltsevm@gmail.com>
24144
24145	PR tree-optimization/54579
24146	PR middle-end/55299
24147	* match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
24148
241492016-05-17  Marek Polacek  <polacek@redhat.com>
24150
24151	PR ipa/71146
24152	* tree-inline.c (expand_call_inline): Call
24153	maybe_remove_unused_call_args.
24154
241552016-05-17  Jim Wilson  <jim.wilson@linaro.org>
24156
24157	* doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
24158	* doc/invoke.texi (-mnan=2008): Change signalling to signaling.
24159	* doc/md.texi (fmin@var{m}3): Likewise.
24160
241612016-05-17  Marc Glisse  <marc.glisse@inria.fr>
24162
24163	* match.pd (X & C): New transformation.
24164
241652016-05-17  Marc Glisse  <marc.glisse@inria.fr>
24166
24167	* match.pd (~X & Y): New transformation.
24168
241692016-05-17  Marc Glisse  <marc.glisse@inria.fr>
24170
24171	* tree-vrp.c (simplify_truth_ops_using_ranges): Set range
24172	information for new SSA_NAME.
24173	(simplify_conversion_using_ranges): Get range through get_range_info
24174	instead of get_value_range.
24175
241762016-05-17  Jiong Wang  <jiong.wang@arm.com>
24177
24178	* config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
24179	Remove inline assembly.
24180	(vmvn_s16): Likewise.
24181	(vmvn_s32): Likewise.
24182	(vmvn_u8): Likewise.
24183	(vmvn_u16): Likewise.
24184	(vmvn_u32): Likewise.
24185	(vmvnq_s8): Likewise.
24186	(vmvnq_s16): Likewise.
24187	(vmvnq_s32): Likewise.
24188	(vmvnq_u8): Likewise.
24189	(vmvnq_u16): Likewise.
24190	(vmvnq_u32): Likewise.
24191	(vmvn_p8): Likewise.
24192	(vmvnq_p16): Likewise.
24193
241942016-05-17  Jiong Wang  <jiong.wang@arm.com>
24195
24196	* config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
24197	Use builtin.
24198	(vmul_n_s16): Likewise.
24199	(vmul_n_s32): Likewise.
24200	(vmul_n_u16): Likewise.
24201	(vmul_n_u32): Likewise.
24202	(vmulq_n_f32): Likewise.
24203	(vmulq_n_f64): Likewise.
24204	(vmulq_n_s16): Likewise.
24205	(vmulq_n_s32): Likewise.
24206	(vmulq_n_u16): Likewise.
24207	(vmulq_n_u32): Likewise.
24208
242092016-05-17  Jiong Wang  <jiong.wang@arm.com>
24210
24211	* config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
24212	to all supported modes.  Rename to "*aarch64_mul3_elt_from_dup".
24213
242142016-05-17  Jiong Wang  <jiong.wang@arm.com>
24215
24216	* config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
24217	to *aarch64_fma4_elt_from_dup<mode>.
24218	(*aarch64_fnma4_elt_to_128df): Rename to
24219	*aarch64_fnma4_elt_from_dup<mode>.
24220	* config/aarch64/arm_neon.h (vfma_n_f64): New.
24221	(vfms_n_f32): Likewise.
24222	(vfms_n_f64): Likewise.
24223	(vfmsq_n_f32): Likewise.
24224	(vfmsq_n_f64): Likewise.
24225
242262016-05-17  Gerald Pfeifer  <gerald@pfeifer.com>
24227
24228	* wide-int.h: Change fixed_wide_int_storage from class to struct.
24229
242302016-05-17  Richard Biener  <rguenther@suse.de>
24231
24232	PR tree-optimization/71132
24233	* tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
24234	Only add control dependences for blocks in the loop.
24235	(build_rdg): Adjust.
24236	(generate_code_for_partition): Return whether loop should
24237	be destroyed and delay that.
24238	(distribute_loop): Likewise.
24239	(pass_loop_distribution::execute): Record loops to be destroyed
24240	and perform delayed destroying of loops.
24241
242422016-05-17  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
24243
24244	PR target/70809
24245	* config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
24246
242472016-05-17  James Greenhalgh  <james.greenhalgh@arm.com>
24248
24249	* config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
24250
242512016-05-17  Ilya Enkovich  <ilya.enkovich@intel.com>
24252
24253	PR target/71114
24254	* config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
24255	insertion point for instructions generated by validize_mem.
24256
242572016-05-17  James Greenhalgh  <james.greenhalgh@arm.com>
24258
24259	* config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
24260	in brackets.
24261
242622016-05-17  James Greenhalgh  <james.greenhalgh@arm.com>
24263
24264	* config/aarch64/aarch64.c
24265	(aarch64_output_simd_mov_immediate): Make "buf_size" a variable
24266	rather than a macro.
24267
242682016-05-16  Wilco Dijkstra  <wdijkstr@arm.com>
24269
24270	* doc/invoke.texi (AArch64 Options): Various updates.
24271
242722016-05-16  Jan Hubicka  <hubicka@ucw.cz>
24273
24274	* ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
24275	into instrumentation thunks.
24276	* cif-code.def (CIF_CHKP): New.
24277
242782016-05-16  Uros Bizjak  <ubizjak@gmail.com>
24279
24280	* config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
24281
242822016-05-16  Martin Jambor  <mjambor@suse.cz>
24283
24284	* hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
24285	(get_symbol_for_decl): Sorry if a global symbol in under-aligned.
24286
242872016-05-16  Marek Polacek  <polacek@redhat.com>
24288
24289	* gimple.c (maybe_remove_unused_call_args): Fix typos in the
24290	commentary.
24291
242922016-05-16  Martin Jambor  <mjambor@suse.cz>
24293
24294	PR hsa/70857
24295	* omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
24296	the outlined kernel function.
24297
242982016-05-16  Robert Suchanek  <robert.suchanek@imgtec.com>
24299
24300	* config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
24301	(ISA_HAS_DLSA): Ditto.
24302
243032016-05-16  Matthew Fortune  <matthew.fortune@imgtec.com>
24304
24305	* config/mips/m5100.md (m51_int_load): Update the latency to 2.
24306
243072016-05-16  Nathan Sidwell  <nathan@acm.org>
24308
24309	* config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
24310	(nvptx_name_replacement): Restore.  Add comment.
24311	(write_fn_proto, write_fn_proto_from_insn,
24312	nvptx_output_call_insn): Restore
24313	(TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
24314
243152016-05-16  Wilco Dijkstra  <wdijkstr@arm.com>
24316
24317	* config/aarch64/aarch64.md
24318	(add<mode>3_compareC_cconly_imm): Remove use of %w.
24319	(add<mode>3_compareC_imm): Likewise.
24320	(<optab>si3_uxtw): Split into register and immediate variants.
24321	(andsi3_compare0_uxtw): Likewise.
24322	(and<mode>3_compare0): Likewise.
24323	(and<mode>3nr_compare0): Likewise.
24324	(stack_protect_test_<mode>): Don't use %x for memory operands.
24325
243262016-05-16  Matthew Fortune  <matthew.fortune@imgtec.com>
24327
24328	* config/mips/mips-cpus.def (p5600): Add multi-line brackets.
24329
243302016-05-16  Wilco Dijkstra  <wdijkstr@arm.com>
24331
24332	* config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
24333	Split integer shifts into shift_reg and bfm.
24334	(aarch64_lshr_sisd_or_int_<mode>3): Likewise.
24335	(aarch64_ashr_sisd_or_int_<mode>3): Likewise.
24336	(ror<mode>3_insn): Likewise.
24337	(<optab>si3_insn_uxtw): Likewise.
24338	(<optab><mode>3_insn): Change to rotate_imm.
24339	(extr<mode>5_insn_alt): Likewise.
24340	(extrsi5_insn_uxtw): Likewise.
24341	(extrsi5_insn_uxtw_alt): Likewise.
24342
243432016-05-16  Matthew Wahab  <matthew.wahab@arm.com>
24344
24345	* doc/tm.texi: Regenerate.
24346	* doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
24347	(TARGET_INVALID_RETURN_TYPE): Remove.
24348	* system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
24349	TARGET_INVALID_RETURN_TYPE.
24350	* target.def (invalid_parameter_type): Remove.
24351	(invalid_return_type): Remove.
24352
243532016-05-16  Jan Hubicka  <hubicka@ucw.cz>
24354
24355	* ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
24356	on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
24357	calls from thunk.
24358	* ipa-inline-transform.c (inline_call): When inlining into thunk produce
24359	gimple body.
24360	(preserve_function_body_p): No need to preserve function body
24361	* cif-codes.def (CIF_THUNK): Remove.
24362	* cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
24363
243642016-05-16  Jan Hubicka  <hubicka@ucw.cz>
24365
24366	* tree-inline.c (expand_call_inline): recurse after inlining thunk.
24367
243682016-05-16  Jan Hubicka  <hubicka@ucw.cz>
24369
24370	* tree.c (free_lang_data_in_decl): Also set target/optimization flags
24371	for thunks.
24372
243732016-05-16  Jan Hubicka  <hubicka@ucw.cz>
24374
24375	* ipa-inline.c (report_inline_failed_reason): Look into thunks, too
24376	(inline_small_functions): Do not look for function symbol when
24377	resetting caches.
24378
243792016-05-16  Jan Hubicka  <hubicka@ucw.cz>
24380
24381	* lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
24382	of inline thunks
24383
243842016-05-16  Matthew Wahab  <matthew.wahab@arm.com>
24385	    Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
24386	    Jiong Wang  <jiong.wang@arm.com>
24387
24388	* config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
24389	for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
24390	Define __ARM_FP16_ARGS when appropriate.
24391	* config/arm/arm.c (arm_invalid_parameter_type): Remove
24392	declaration.
24393	(arm_invalid_return_type): Likewise.
24394	(TARGET_INVALID_PARAMETER_TYPE): Remove.
24395	(TARGET_INVALID_RETURN_TYPE): Remove.
24396	(aapcs_vfp_sub_candidate): Allow HFmode.
24397	(aapcs_vfp_allocate): Add comment.  Support HFmode.
24398	(aapcs_vfp_allocate_return_reg): Likewise.
24399	(struct aapcs_cp_arg_layout): Slightly reword comments for
24400	is_return_candidate and allocate_return_reg.
24401	(output_mov_vfp): Update assert.
24402	(arm_hard_regno_mode_ok): Remove comment, update HF-mode
24403	condition.
24404	(arm_invalid_parameter_type): Remove.
24405	(amr_invalid_return_type): Remove.
24406	* config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
24407	* config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
24408	* config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
24409
244102016-05-16  Matthew Wahab  <matthew.wahab@arm.com>
24411
24412	* config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
24413	* config/aarch64/arch64-protos.h
24414	(aarch64_legitimize_reload_address): Remove.
24415	* config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
24416	Remove.
24417
244182016-05-16  Eric Botcazou  <ebotcazou@adacore.com>
24419
24420	* configure.ac: Add ACX_NONCANONICAL_HOST.
24421	* configure: Regenerate.
24422	* Makefile.in: Set host_noncanonical.
24423
244242016-05-14  Uros Bizjak  <ubizjak@gmail.com>
24425
24426	PR target/71097
24427	* config/i386/i386.md (*movtf_internal): Before register allocation,
24428	do not allow FP constants for CM_MEDIUM memory model, allow only
24429	standard FP constants for CM_LARGE and CM_LARGE_PIC models.
24430	(*movxf_internal): Ditto.
24431	(*movdf_internal): Ditto.
24432	(*movsf_internal): Ditto.
24433
244342016-05-13  Segher Boessenkool  <segher@kernel.crashing.org>
24435
24436	PR rtl-optimization/67483
24437	* combine.c (make_compound_operation): Don't call extract_left_shift
24438	with negative shift amounts.
24439
244402016-05-13  Jakub Jelinek  <jakub@redhat.com>
24441
24442	PR bootstrap/71071
24443	* fold-const.c (fold_checksum_tree): Allow modification
24444	of TYPE_ALIAS_SET during folding.
24445
24446	* config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
24447	ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
24448	(ix86_split_to_parts): Likewise.  Fix up formatting.
24449
244502016-05-13  H.J. Lu  <hongjiu.lu@intel.com>
24451
24452	* tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
24453	unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
24454	printf format.
24455
244562016-05-13  Nathan Sidwell  <nathan@acm.org>
24457
24458	* config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
24459	(nvptx_name_replacement): Delete.
24460	(write_fn_proto, write_fn_proto_from_insn,
24461	nvptx_output_call_insn): Remove nvptx_name_replacement call.
24462	(TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
24463	* langhooks.c (add_builtin_funcction_common): Call
24464	targetm.mangle_decl_assembler_name.
24465
24466	* config/nvptx/nvptx.c (write_fn_proto): Handle
24467	BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
24468
244692016-05-13  Martin Liska  <mliska@suse.cz>
24470
24471	* tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
24472	and PRIu64 in printf format.
24473
244742016-05-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
24475
24476	* tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
24477	comment.
24478
244792016-05-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
24480
24481	* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
24482	Change --param max-completely-peeled-times to
24483	--param max-completely-peel-times in dump file printing.
24484
244852016-05-13  Richard Biener  <rguenther@suse.de>
24486
24487	PR tree-optimization/42587
24488	* tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
24489	(find_bswap_or_nop_1): Likewise.
24490	(bswap_replace): Likewise.
24491
244922016-05-13  Martin Liska  <mliska@suse.cz>
24493
24494	* tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
24495	Initialize a variable with default value.
24496
244972016-05-13  Martin Liska  <mliska@suse.cz>
24498
24499	* doc/invoke.texi: Enhance explanation of error recovery
24500	of sanitizers.
24501
245022016-05-13  Martin Liska  <mliska@suse.cz>
24503
24504	* tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
24505	(struct cost_pair): Change inv_expr_id (int) to inv_expr
24506	(iv_inv_expr_ent *).
24507	(struct iv_inv_expr_ent): Comment struct fields.
24508	(sort_iv_inv_expr_ent): New function.
24509	(struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
24510	(struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
24511	a hash_map between iv_inv_expr_ent and number of usages.
24512	(niter_for_exit): Fix coding style.
24513	(tree_ssa_iv_optimize_init): Use renamed variable.
24514	(determine_base_object): Fix coding style.
24515	(alloc_iv): Likewise.
24516	(find_interesting_uses_outside): Likewise.
24517	(add_candidate_1): Likewise.
24518	(add_standard_iv_candidates): Likewise.
24519	(set_group_iv_cost): Replace inv_expr_id with inv_expr.
24520	(prepare_decl_rtl): Fix coding style.
24521	(get_address_cost): Likewise.
24522	(get_shiftadd_cost): Likewise.
24523	(force_expr_to_var_cost): Likewise.
24524	(compare_aff_trees): Likewise.
24525	(get_expr_id): Restructure the function.
24526	(get_loop_invariant_expr_id): Renamed to
24527	get_loop_invariant_expr.
24528	(get_computation_cost_at): Replace usage of inv_expr_id with
24529	inv_expr.
24530	(get_computation_cost): Likewise.
24531	(determine_group_iv_cost_generic): Likewise.
24532	(determine_group_iv_cost_address): Likewise.
24533	(iv_period): Fix coding style.
24534	(iv_elimination_compare_lt): Likewise.
24535	(may_eliminate_iv): Likewise.
24536	(determine_group_iv_cost_cond):  Replace usage of inv_expr_id with
24537	inv_expr.
24538	(determine_group_iv_costs): Dump invariant expressions.
24539	(iv_ca_recount_cost): Use the newly added hash_map.
24540	(iv_ca_set_remove_invariants): Fix coding style.
24541	(iv_ca_set_add_invariants): Fix coding style.
24542	(iv_ca_set_no_cp): Utilize the newly added hash_map for used
24543	invariants.
24544	(iv_ca_set_cp): Likewise.
24545	(iv_ca_new): Initialize the newly added hash_map and remove
24546	initialization of fields.
24547	(iv_ca_free): Delete the hash_map.
24548	(iv_ca_dump): Dump invariant expressions.
24549	(iv_ca_extend): Fix coding style.
24550	(try_add_cand_for): Likewise.
24551	(create_new_ivs): Dump information about # of avg iterations and
24552	# of used invariant expressions.
24553	(rewrite_use_compare): Fix coding style.
24554	(free_loop_data): Set default value for max_inv_expr_id.
24555
245562016-05-13  Ilya Enkovich  <ilya.enkovich@intel.com>
24557
24558	* cse.c (rest_of_handle_cse): Use cleanup_cfg
24559	returned value cse_cfg_altered computation.
24560	(rest_of_handle_cse2): Likewise.
24561	(rest_of_handle_cse_after_global_opts): Likewise.
24562
245632016-05-13  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
24564
24565	PR target/53440
24566	* config/arm/arm.c (arm32_output_mi_thunk): New.
24567	(arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
24568	to split Thumb1 vs TARGET_32BIT functionality.
24569	(arm_thumb1_mi_thunk): New.
24570
245712016-05-13  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
24572
24573	* config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
24574	to true.
24575
245762016-05-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
24577
24578	PR target/71080
24579	* config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
24580
245812016-05-13  Eric Botcazou  <ebotcazou@adacore.com>
24582
24583	* builtins.c (expand_builtin_memcmp): Do not emit the call here.
24584	(expand_builtin_trap): Emit a regular call.
24585	(set_builtin_user_assembler_name): Remove obsolete cases.
24586	* dse.c (scan_insn): Adjust.
24587	* except.c: Include calls.h.
24588	(sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
24589	emit a regular call to setjmp.
24590	* expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
24591	(block_move_libcall_safe_for_call_parm): Use memcpy builtin.
24592	(emit_block_move_via_libcall): Delete.
24593	(block_move_fn): Delete.
24594	(init_block_move_fn): Likewise.
24595	(emit_block_move_libcall_fn): Likewise.
24596	(emit_block_op_via_libcall): New function.
24597	(set_storage_via_libcall): Tidy up and use memset builtin.
24598	(block_clear_fn): Delete.
24599	(init_block_clear_fn): Likewise.
24600	(clear_storage_libcall_fn): Likewise.
24601	(expand_assignment): Call emit_block_move_via_libcall.
24602	Do not include gt-expr.h.
24603	* expr.h (emit_block_op_via_libcall): Declare.
24604	(emit_block_copy_via_libcall): New inline function.
24605	(emit_block_move_via_libcall): Likewise.
24606	(emit_block_comp_via_libcall): Likewise.
24607	(block_clear_fn): Delete.
24608	(init_block_move_fn): Likewise.
24609	(init_block_clear_fn): Likewise.
24610	(emit_block_move_via_libcall): Likewise.
24611	(set_storage_via_libcall): Add default parameter value.
24612	* libfuncs.h (enum libfunc_index): Remove obsolete values.
24613	(abort_libfunc): Delete.
24614	(memcpy_libfunc): Likewise.
24615	(memmove_libfunc): Likewise.
24616	(memcmp_libfunc): Likewise.
24617	(memset_libfunc): Likewise.
24618	(setbits_libfunc): Likewise.
24619	(setjmp_libfunc): Likewise.
24620	(longjmp_libfunc): Likewise.
24621	(profile_function_entry_libfunc): Likewise.
24622	(profile_function_exit_libfunc): Likewise.
24623	(gcov_flush_libfunc): Likewise.
24624	* optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
24625	and DECL_VISIBILITY on the declaration.
24626	(init_optabs): Do not initialize obsolete libfuncs.
24627	* optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
24628	* tree-core.h (ECF_RET1): Define.
24629	(ECF_TM_PURE): Adjust.
24630	(ECF_TM_BUILTIN): Likewise.
24631	* tree.c (set_call_expr_flags): Deal with ECF_RET1.
24632	(build_common_builtin_nodes): Initialize abort builtin.
24633	Add ECF_RET1 on memcpy, memmove and memset builtins.
24634	Pass final flags for alloca and alloca_with_align builtins.
24635	* config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
24636	obsolete builtins.
24637	* config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
24638	* config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
24639	set_storage_via_libcall and call emit_block_copy_via_libcall.
24640
246412016-05-12  Uros Bizjak  <ubizjak@gmail.com>
24642
24643	* config/i386/i386.md (*call_got_x32): Change operand 0 to
24644	DImode before it is passed to ix86_output_call_operand.
24645	(*call_value_got_x32): Ditto for operand 1.
24646
246472016-05-12  Jiong Wang  <jiong.wang@arm.com>
24648
24649	PR rtl-optimization/70904
24650	* lra-constraint.c (process_addr_reg): Relax the restriction on subreg
24651	reload for wide mode.
24652
246532016-05-12  Marek Polacek  <polacek@redhat.com>
24654
24655	PR c/70756
24656	* langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
24657	* langhooks.c (lhd_incomplete_type_error): Add location parameter.
24658	* langhooks.h (incomplete_type_error): Likewise.
24659	* tree.c (size_in_bytes_loc): Renamed from size_in_bytes.  Add location
24660	parameter, pass it down to incomplete_type_error.
24661	* tree.h (size_in_bytes): New inline overload.
24662	(size_in_bytes_loc): Renamed from size_in_bytes.
24663
246642016-05-12  Richard Biener  <rguenther@suse.de>
24665
24666	PR tree-optimization/71059
24667	* tree-ssa-pre.c (phi_translate_1): Fully fold translated
24668	nary before looking up or entering the expression into the VN
24669	hashes.
24670	* tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
24671	Make sure to re-use NARYs without result as inserted by
24672	phi-translation.
24673
246742016-05-12  Richard Biener  <rguenther@suse.de>
24675
24676	PR tree-optimization/71062
24677	* tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
24678	field.
24679	* tree-ssa-structalias.c (set_uids_in_ptset): Set
24680	vars_contains_restrict if the var is a restrict tag.
24681	* tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
24682	do not disambiguate pointers against it.
24683	(dump_points_to_solution): Re-structure and adjust for new
24684	vars_contains_restrict flag.
24685	* gimple-pretty-print.c (pp_points_to_solution): Likewise.
24686
246872016-05-12  Martin Liska  <mliska@suse.cz>
24688
24689	* doc/invoke.texi: Explain connection between
24690	-fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
24691
246922016-05-12  Ilya Enkovich  <ilya.enkovich@intel.com>
24693
24694	PR tree-optimization/71006
24695	* tree-vect-loop.c (vect_determine_vectorization_factor): Don't
24696	consider COND_EXPR as a mask producer.
24697
246982016-05-12  Marek Polacek  <polacek@redhat.com>
24699
24700	PR driver/71063
24701	* opts.c (common_handle_option): Detect missing argument for --help^.
24702
247032016-05-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
24704
24705	PR target/70830
24706	* config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
24707	when popping the PC and within an interrupt handler routine.
24708	Add missing tab to output of "ldmfd".
24709	(output_return_instruction): Output LDMFD with SP update rather
24710	than POP when returning from interrupt handler.
24711
247122016-05-12  Jakub Jelinek  <jakub@redhat.com>
24713
24714	* config/i386/i386.md (isa): Add x64_avx512dq, enable if
24715	TARGET_64BIT && TARGET_AVX512DQ.
24716	* config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
24717	(*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
24718	(*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
24719	*vec_extractv2di_0_sse): Use v constraint instead of x constraint.
24720	(*vec_extractv4si): Add avx512dq and avx512bw alternatives.
24721	(*vec_extractv4si_zext): Add avx512dq alternative.
24722	(*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
24723	use v instead of x constraint in other alternatives where possible.
24724
24725	* config/i386/sse.md (sse2_loadld): Use v instead of x
24726	constraint in alternatives 0,1,4.
24727
24728	* config/i386/sse.md (pinsr_evex_isa): New mode attr.
24729	(<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
24730	v constraints instead of x and <pinsr_evex_isa> isa attribute.
24731
24732	PR target/71019
24733	* config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
24734	<sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
24735	is not emitted unless TARGET_AVX512BW.
24736	(<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
24737	Likewise.  For TARGET_AVX512BW, use "=v" constraint instead of "=x"
24738	for the result operand.
24739
24740	* config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
24741	constraint instead of x in avx alternatives.  Use maybe_evex instead
24742	of vex prefix.
24743
24744	* config/i386/constraints.md (Yv): New constraint.
24745	* config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
24746	TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
24747	* config/i386/i386.md (avx512fvecmode): New mode attr.
24748	(*pushtf): Use v constraint instead of x.
24749	(*movtf_internal): Likewise.  For TARGET_AVX512VL and
24750	xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
24751	(*absneg<mode>2): Use Yv constraint instead of x constraint.
24752	(*absnegtf2_sse): Likewise.
24753	(copysign<mode>3_const, copysign<mode>3_var): Likewise.
24754	* config/i386/sse.md (*andnot<mode>3): Add avx512vl and
24755	avx512f alternatives.
24756	(*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
24757
247582016-05-12  Richard Biener  <rguenther@suse.de>
24759
24760	PR tree-optimization/71060
24761	* tree-data-ref.c (initialize_data_dependence_relation): Do not
24762	require exact match of DR_BASE_OBJECT but only matching address and
24763	type.
24764
247652016-05-12  Richard Biener  <rguenther@suse.de>
24766
24767	PR tree-optimization/70986
24768	* cfganal.c: Include cfgloop.h.
24769	(dfs_find_deadend): Prefer to take edges exiting loops.
24770
247712016-05-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
24772
24773	* gcc.target/powerpc/pr70963.c: Require at least power8 at both
24774	compile and run time.
24775
247762016-05-11  Mikhail Maltsev  <maltsevm@gmail.com>
24777
24778	PR c/43651
24779	* doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
24780
247812016-05-11  Uros Bizjak  <ubizjak@gmail.com>
24782
24783	* config/i386/i386.c (legitimize_pic_address): Use
24784	copy_to_suggested_reg instead of gen_movsi.
24785
247862016-05-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
24787
24788	* config/rs6000/predicates.md (quad_memory_operand): Move most of
24789	the code into quad_address_p and call it to share code with
24790	vsx_quad_dform_memory_operand.
24791	(vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
24792	d-form support.
24793	* config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
24794	bit instead of being a separate word.  Split -mpower9-dform into
24795	two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
24796	* config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
24797	for the register class supporting 128-bit quad word memory offsets.
24798	(mode_supports_vsx_dform_quad): Helper function to return if the
24799	register class uses quad word memory offsets.
24800	(rs6000_debug_addr_mask): Add support for quad word memory offsets.
24801	(rs6000_debug_reg_global): Always print if we are using LRA or not.
24802	(rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
24803	instructions are enabled, set up the appropriate addr_masks for
24804	128-bit types.
24805	(rs6000_init_hard_regno_mode_ok): wb constraint is now based on
24806	-mpower9-dform-scalar, instead of -mpower9-dform.
24807	(rs6000_option_override_internal): Split -mpower9-dform into two
24808	switches, -mpower9-dform-scalar and -mpower9-dform-vector.  The
24809	-mpower9-dform switch sets or clears both.  If we are not using
24810	the LRA register allocator, do not enable -mpower9-dform-vector by
24811	default.  If we are using LRA, enable -mpower9-dform-vector and
24812	-mvsx-timode if it is appropriate.  Issue a warning if either
24813	-mpower9-dform-vector or -mvsx-timode are explicitly used without
24814	enabling LRA.
24815	(quad_address_offset_p): New helper function to return if the
24816	offset is legal for quad word memory instructions.
24817	(quad_address_p): New function to determin if GPR or vector
24818	register quad word memory addresses are legal.
24819	(mem_operand_gpr): Validate quad word address offsets.
24820	(reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
24821	d-form (register + offset) instructions.
24822	(offsettable_ok_by_alignment): Likewise.
24823	(rs6000_legitimate_offset_address_p): Likewise.
24824	(legitimate_lo_sum_address_p): Likewise.
24825	(rs6000_legitimize_address): Likewise.
24826	(rs6000_legitimize_reload_address): Add more debug statements for
24827	-mdebug=addr.
24828	(rs6000_legitimate_address_p): Add support for ISA 3.0 vector
24829	d-form instructions.
24830	(rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
24831	d-form instructions.  Distinguish different cases in debug
24832	output.	(rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
24833	d-form instructions.
24834	(rs6000_preferred_reload_class): Likewise.
24835	(rs6000_output_move_128bit): Add support for ISA 3.0 d-form
24836	instructions.  If ISA 3.0 is available, generate lxvx/stxvx instead
24837	of the ISA 2.06 indexed memory instructions.
24838	(rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
24839	use them to save/restore the saved vector registers instead of
24840	using Altivec instructions.
24841	(rs6000_emit_epilogue): Likewise.
24842	(rs6000_lra_p): Use TARGET_LRA instead of the old option word.
24843	(rs6000_opt_masks): Split -mpower9-dform into
24844	-mpower9-dform-scalar and -mpower9-dform-vector.
24845	(rs6000_print_options_internal): Print -mno-<switch> if <switch>
24846	was not selected.
24847	* config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
24848	ISA 3.0 vector indexed memory instructions, and fold the code into
24849	the normal mov<mode> patterns.
24850	(p9_vecstore_<mode>): Likewise.
24851	(vsx_mov<mode>): Add support for ISA 3.0 vector d-form
24852	instructions.
24853	(vsx_movti_64bit): Likewise.
24854	(vsx_movti_32bit): Likewise.
24855	* config/rs6000/constraints.md (wO constraint): New constraint for
24856	ISA 3.0 vector d-form support.
24857	* config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
24858	-mpower9-dform-scalar instead of -mpower9-dform.  Add note not to
24859	include -mpower9-dform-vector until we switch over to LRA.
24860	(POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
24861	switches, -mpower9-dform-scalar and -mpower9-dform-vector.
24862	* config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
24863	* doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24864	for -mpower9-dform and -mlra.
24865	* doc/md.texi (wO constraint): Document wO constraint.
24866
248672016-05-11  Alexander Monakov  <amonakov@ispras.ru>
24868
24869	* genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
24870	'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
24871	* genautomata.c (output_internal_insn_code_evaluation): Simplify.
24872	Move handling of non-insn arguments inline into the sole user:
24873	(output_trans_func): ...here.
24874	(output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
24875	in emitted function prototype.
24876	(output_internal_insn_latency_func): Ditto.  Simplify.
24877	(output_internal_maximal_insn_latency_func): Ditto.  Delete
24878	always-unused argument.
24879	(output_insn_latency_func): Ditto.
24880	(output_maximal_insn_latency_func): Ditto.
24881
248822016-05-11  Richard Biener  <rguenther@suse.de>
24883
24884	PR tree-optimization/71055
24885	* tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
24886	sth with precision not equal to access size verify we don't chop
24887	off bits.
24888
248892016-05-11  Richard Biener  <rguenther@suse.de>
24890
24891	PR debug/71057
24892	* dwarf2out.c (retry_incomplete_types): Set early_dwarf.
24893	(dwarf2out_finish): Move retry_incomplete_types call ...
24894	(dwarf2out_early_finish): ... here.
24895
248962016-05-11  Richard Biener  <rguenther@suse.de>
24897
24898	PR middle-end/71002
24899	* alias.c (reference_alias_ptr_type): Preserve alias-set zero
24900	if the langhook insists on it.
24901	* fold-const.c (make_bit_field_ref): Add arg for the original
24902	reference and preserve its alias-set.
24903	(decode_field_reference): Take exp by reference and adjust it
24904	to the original memory reference.
24905	(optimize_bit_field_compare): Adjust callers.
24906	(fold_truth_andor_1): Likewise.
24907	* gimplify.c (gimplify_expr): Adjust in-SSA form test.
24908
249092016-05-11  Ilya Enkovich  <ilya.enkovich@intel.com>
24910
24911	PR middle-end/70807
24912	* cfgrtl.h (delete_insn_and_edges): Now return bool.
24913	* cfgrtl.c (delete_insn_and_edges): Likewise.
24914	* config/i386/i386.c (convert_scalars_to_vector): Remove
24915	redundant code.
24916	* cse.c (cse_insn): Compute cse_cfg_altered.
24917	(delete_trivially_dead_insns): Likewise.
24918	(cse_cc_succs): Likewise.
24919	(rest_of_handle_cse): Free dominance info if required.
24920	(rest_of_handle_cse2): Likewise.
24921	(rest_of_handle_cse_after_global_opts): Likewise.
24922
249232016-05-11  Alan Modra  <amodra@gmail.com>
24924
24925	* config/rs6000/rs6000.c (is_complex_IBM_long_double,
24926	abi_v4_pass_in_fpr): New functions.
24927	(rs6000_function_arg_boundary): Exclude complex IBM long double
24928	from 64-bit alignment when ABI_V4.
24929	(rs6000_function_arg, rs6000_function_arg_advance_1,
24930	rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
24931
249322016-05-10  Segher Boessenkool  <segher@kernel.crashing.org>
24933
24934	PR rtl-optimization/71028
24935	* cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
24936	jump with just a return in the fallthrough block if the branch
24937	block contains just a return as well.
24938
249392016-05-10  Marc Glisse  <marc.glisse@inria.fr>
24940
24941	* fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
24942	* match.pd ((X & Y) ^ Y): ... this.
24943	((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
24944	| (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
24945
249462016-05-10  David Malcolm  <dmalcolm@redhat.com>
24947
24948	* read-md.c (require_char_ws): New function.
24949	(read_string): Simplify using require_char_ws.
24950	(handle_constants): Likewise.
24951	(handle_enum): Likewise.
24952	(handle_file): Likewise.
24953	* read-md.h (require_char_ws): New declaration.
24954	* read-rtl.c (read_conditions): Simplify using require_char_ws.
24955	(read_mapping): Likewise.
24956	(read_rtx_code): Likewise.
24957	(read_nested_rtx): Likewise.
24958
249592016-05-10  James Norris  <jnorris@codesourcery.com>
24960
24961	* config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
24962	if offloading is enabled and -fopenacc or -fopenmp is specified.
24963	(CRTOFFLOADEND): Likewise.
24964	(STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
24965	(ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
24966
249672016-05-10  Uros Bizjak  <ubizjak@gmail.com>
24968
24969	* config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
24970	gotoff_operand code paths.  Use copy_to_suggested_regs and
24971	expand_simple_binop where appropriate.  Cleanup.
24972
249732016-05-10  Ilya Enkovich  <ilya.enkovich@intel.com>
24974
24975	PR target/70799
24976	* config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
24977	integer constants.
24978	(dimode_scalar_chain::vector_const_cost): New.
24979	(dimode_scalar_chain::compute_convert_gain): Handle constants.
24980	(dimode_scalar_chain::convert_op): Likewise.
24981	(dimode_scalar_chain::convert_insn): Likewise.
24982
249832016-05-10  Pierre-Marie de Rodat  <derodat@adacore.com>
24984
24985	* dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
24986	unary operation, not a binary one.
24987
249882016-05-10  Ilya Enkovich  <ilya.enkovich@intel.com>
24989
24990	PR middle-end/70877
24991	* tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
24992	calls with type casted fndecl.
24993
249942016-05-10  Ilya Enkovich  <ilya.enkovich@intel.com>
24995
24996	PR tree-optimization/70786
24997	* tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
24998	* calls.c (initialize_argument_information): Bind bounds
24999	with corresponding args passed by reference.
25000
250012016-05-10  Jakub Jelinek  <jakub@redhat.com>
25002
25003	PR target/70927
25004	* config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
25005	*<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
25006	use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
25007	accordingly.
25008
250092016-05-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
25010
25011	PR target/70963
25012	* config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
25013	code for a zero scale factor.
25014	(vsx_xvcvdpuxds_scale): Likewise.
25015
250162016-05-10  David Malcolm  <dmalcolm@redhat.com>
25017
25018	* diagnostic-show-locus.c (layout::layout): Call show_ruler
25019	if show_ruler_p was set on the context.
25020	(layout::show_ruler): New method.
25021	* diagnostic.h (struct diagnostic_context): Add field
25022	"show_ruler_p".
25023
250242016-05-10  Richard Biener  <rguenther@suse.de>
25025
25026	PR tree-optimization/71039
25027	* tree-ssa-phiprop.c: Include tree-ssa-loop.h.
25028	(chk_uses): New function.
25029	(propagate_with_phi): Verify we can safely replicate the lhs of an
25030	aggregate assignment on all incoming edges.
25031
250322016-05-10  Oleg Endo  <olegendo@gcc.gnu.org>
25033
25034	* config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
25035	Forward declare.
25036	(rx_atomic_sequence): New class.
25037	* config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
25038	(is_interrupt_func, is_fast_interrupt_func): Make non-static and
25039	non-inline.
25040	(rx_atomic_sequence::rx_atomic_sequence,
25041	rx_atomic_sequence::~rx_atomic_sequence): New functions.
25042	* config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
25043	CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
25044	CTRLREG_INTB): New constants.
25045	(FETCHOP): New code iterator.
25046	(fethcop_name, fetchop_name2): New iterator code attributes.
25047	(QIHI): New mode iterator.
25048	(atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
25049	atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
25050	atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
25051
250522016-05-10  Martin Liska  <mliska@suse.cz>
25053
25054	* tree-inline.c (remap_dependence_clique): Do not remap
25055	debugging statements.
25056
250572016-05-10  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
25058
25059	* config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
25060	("*fixuns_truncdfdi2_z13")
25061	("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
25062	("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
25063	("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
25064
250652016-05-10  Richard Biener  <rguenther@suse.de>
25066
25067	PR tree-optimization/70497
25068	PR tree-optimization/28367
25069	* tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
25070	split out from ...
25071	(visit_reference_op_load): ... here.
25072	(vn_reference_lookup_3): Use it to handle subreg-like accesses
25073	with simplified BIT_FIELD_REFs.
25074	* tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
25075	* tree-complex.c (extract_component): Handle BIT_FIELD_REFs
25076	correctly.
25077
250782016-05-10  Pierre-Marie de Rodat  <derodat@adacore.com>
25079
25080	* dwarf2out.c (add_abstract_origin_attribute): Adjust
25081	documentation comment.  For BLOCK nodes, add a
25082	DW_AT_abstract_origin attribute that points to the DIE generated
25083	for the origin BLOCK.
25084	(gen_lexical_block_die): Call add_abstract_origin_attribute for
25085	blocks from inlined functions.
25086
250872016-05-10  Alan Modra  <amodra@gmail.com>
25088
25089	PR target/70947
25090	* config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
25091	regrename modifying insns saving lr before __morestack call.
25092	* config/rs6000/rs6000.md (split_stack_return): Similarly for
25093	insns restoring lr after __morestack call.
25094
250952016-05-09  Jakub Jelinek  <jakub@redhat.com>
25096
25097	* config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
25098	lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
25099	expanders.
25100	* config/i386/sse.md (vec_interleave_high<mode>,
25101	vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
25102	<avx512>_vpermt2var<mode>3_maskz): Likewise.
25103
251042016-05-04  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
25105
25106	* config/rs6000/rs6000.c (rs6000_reassociation_width): Add
25107	function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
25108	parallel reassociation for power8 and forward.
25109
251102016-05-09  Uros Bizjak  <ubizjak@gmail.com>
25111
25112	* config/i386/i386.md (absneg splitters with general regs): Use
25113	general_reg_operand predicate.
25114	(btsq peephole2): Use x86_64_immediate_operand to check if new
25115	value is suitable for immediate operand.  Generate emitted insn
25116	using RTL expressions.
25117	(btcq peephole2): Ditto.
25118	(btrq peephole2): Ditto.  Generate correct immediate operand
25119	for AND masking.
25120
251212016-05-09  Richard Sandiford  <richard.sandiford@arm.com>
25122
25123	* cfgexpand.c (expand_debug_expr): Fix address offset for negative
25124	bitpos.
25125
251262016-05-09  Richard Sandiford  <richard.sandiford@arm.com>
25127
25128	* tree-affine.c (wide_int_constant_multiple_p): Add missing
25129	pointer dereference.
25130
251312016-05-09  Richard Biener  <rguenther@suse.de>
25132
25133	PR tree-optimization/70985
25134	* match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
25135	op0 isn't a gimple register.
25136
251372016-05-09  Prachi Godbole  <prachi.godbole@imgtec.com>
25138
25139	* config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
25140	(i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float,	i6400_fpu_store)
25141	(i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
25142	(i6400_fpu_mult): New cpu units.
25143	(i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
25144	(i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
25145	(i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
25146	(i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
25147	(i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
25148	(i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
25149	(i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
25150	(i6400_msa_long_float4, i6400_msa_long_float5)
25151	(i6400_msa_long_float8, i6400_msa_fdiv_df)
25152	(i6400_msa_fdiv_sf): New reservations.
25153	* config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
25154	(p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
25155	(p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
25156	(p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
25157	(p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
25158	(msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
25159	(msa_short_cmp, msa_short_float2, msa_short_logic3)
25160	(msa_short_store4, msa_long_load, msa_short_store)
25161	(msa_long_logic, msa_long_float2, msa_long_float4)
25162	(msa_long_float5, msa_long_float8, msa_long_mult)
25163	(msa_long_fdiv, msa_long_div): New reservations.
25164
251652016-05-09  Robert Suchanek  <robert.suchanek@imgtec.com>
25166	    Sameera Deshpande  <sameera.deshpande@imgtec.com>
25167	    Matthew Fortune  <matthew.fortune@imgtec.com>
25168	    Graham Stott  <graham.stott@imgtec.com>
25169	    Chao-ying Fu  <chao-ying.fu@imgtec.com>
25170
25171	* config.gcc: Add MSA header file for mips*-*-* target.
25172	* config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
25173	(Ubv8i, Urv8):	New constraints.
25174	* config/mips/mips-ftypes.def: Add function types for MSA
25175	builtins.
25176	* config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
25177	(V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
25178	* config/mips/mips-msa.md: New file.
25179	* config/mips/mips-protos.h
25180	(mips_split_128bit_const_insns): New prototype.
25181	(mips_msa_idiv_insns): Likewise.
25182	(mips_split_128bit_move): Likewise.
25183	(mips_split_128bit_move_p): Likewise.
25184	(mips_split_msa_copy_d): Likewise.
25185	(mips_split_msa_insert_d): Likewise.
25186	(mips_split_msa_fill_d): Likewise.
25187	(mips_expand_msa_branch): Likewise.
25188	(mips_const_vector_same_val_p): Likewise.
25189	(mips_const_vector_same_bytes_p): Likewise.
25190	(mips_const_vector_same_int_p): Likewise.
25191	(mips_const_vector_shuffle_set_p): Likewise.
25192	(mips_const_vector_bitimm_set_p): Likewise.
25193	(mips_const_vector_bitimm_clr_p): Likewise.
25194	(mips_msa_vec_parallel_const_half): Likewise.
25195	(mips_msa_output_division): Likewise.
25196	(mips_ldst_scaled_shift): Likewise.
25197	(mips_expand_vec_cond_expr): Likewise.
25198	* config/mips/mips.c (enum mips_builtin_type): Add
25199	MIPS_BUILTIN_MSA_TEST_BRANCH.
25200	(mips_gen_const_int_vector_shuffle): New prototype.
25201	(mips_const_vector_bitimm_set_p): New function.
25202	(mips_const_vector_bitimm_clr_p): Likewise.
25203	(mips_const_vector_same_val_p): Likewise.
25204	(mips_const_vector_same_bytes_p): Likewise.
25205	(mips_const_vector_same_int_p): Likewise.
25206	(mips_const_vector_shuffle_set_p): Likewise.
25207	(mips_symbol_insns): Forbid loading symbols via immediate for
25208	MSA.
25209	(mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
25210	stores.
25211	(mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
25212	MSA.
25213	(mips_lx_address_p): Add support load indexed address for MSA.
25214	(mips_address_insns): Add calculation of instructions needed for
25215	stores and loads for MSA.
25216	(mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR.  Handle
25217	CONST_VECTOR for MSA and let it fall through.
25218	(mips_ldst_scaled_shift): New function.
25219	(mips_subword_at_byte): Likewise.
25220	(mips_msa_idiv_insns): Likewise.
25221	(mips_legitimize_move): Validate MSA moves.
25222	(mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases.  Add
25223	calculation of costs for MSA division.
25224	(mips_split_move_p): Check if MSA moves need splitting.
25225	(mips_split_move): Split MSA moves if necessary.
25226	(mips_split_128bit_move_p): New function.
25227	(mips_split_128bit_move): Likewise.
25228	(mips_split_msa_copy_d): Likewise.
25229	(mips_split_msa_insert_d): Likewise.
25230	(mips_split_msa_fill_d): Likewise.
25231	(mips_output_move): Handle MSA moves.
25232	(mips_expand_msa_branch): New function.
25233	(mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
25234	Reinstate 'y' modifier.
25235	(mips_file_start): Add MSA .gnu_attribute.
25236	(mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
25237	FPRs.
25238	(mips_hard_regno_nregs): Always return 1 for MSA supported mode.
25239	(mips_class_max_nregs): Add register size for MSA supported mode.
25240	(mips_cannot_change_mode_class): Allow conversion between MSA
25241	vector modes and TImode.
25242	(mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
25243	instruction.
25244	(mips_secondary_reload_class): Force MSA loads/stores via memory.
25245	(mips_preferred_simd_mode): Add preffered modes for MSA.
25246	(mips_vector_mode_supported_p): Add MSA supported modes.
25247	(mips_autovectorize_vector_sizes): New function.
25248	(mips_msa_output_division): Likewise.
25249	(MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
25250	(MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
25251	(CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
25252	(CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
25253	(CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
25254	(CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
25255	(CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
25256	(CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
25257	(CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
25258	(CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
25259	(CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
25260	(CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
25261	(CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
25262	(CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
25263	(CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
25264	(CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
25265	(CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
25266	(CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
25267	(CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
25268	(CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
25269	(CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
25270	(CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
25271	(CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
25272	(CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
25273	(CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
25274	(CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
25275	(CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
25276	(CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
25277	(CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
25278	(CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
25279	(CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
25280	(CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
25281	(CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
25282	(CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
25283	(CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
25284	(CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
25285	(CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
25286	(CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
25287	(CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
25288	(CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
25289	(CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
25290	(CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
25291	(CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
25292	(CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
25293	(CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
25294	(CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
25295	(CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
25296	(CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
25297	(CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
25298	(CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
25299	(CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
25300	(CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
25301	(CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
25302	(CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
25303	(CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
25304	(CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
25305	(CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
25306	(CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
25307	(CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
25308	(CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
25309	(CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
25310	(CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
25311	(CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
25312	(CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
25313	(CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
25314	(CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
25315	(CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
25316	(CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
25317	(CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
25318	(CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
25319	(CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
25320	(CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
25321	(CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
25322	(CODE_FOR_msa_ldi_d): New code_aliasing macros.
25323	(mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
25324	slli_h,	slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
25325	srai_h, srai_w,	srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
25326	srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
25327	srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
25328	srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
25329	bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
25330	bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
25331	bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
25332	binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
25333	binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
25334	binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
25335	addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
25336	subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
25337	max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
25338	max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
25339	maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
25340	mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
25341	mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
25342	min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
25343	ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
25344	clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
25345	clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
25346	clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
25347	clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
25348	clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
25349	st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
25350	sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
25351	adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
25352	adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
25353	ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
25354	aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
25355	aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
25356	subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
25357	subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
25358	subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
25359	asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
25360	maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
25361	msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
25362	div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
25363	hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
25364	hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
25365	mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
25366	dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
25367	dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
25368	dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
25369	sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
25370	splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
25371	pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
25372	ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
25373	ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
25374	ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
25375	ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
25376	bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
25377	fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
25378	pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
25379	nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
25380	copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
25381	insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
25382	bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
25383	fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
25384	fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
25385	fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
25386	fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
25387	fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
25388	fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
25389	fadd_w,	fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
25390	fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
25391	fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
25392	fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
25393	mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
25394	msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
25395	fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
25396	flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
25397	ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
25398	ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
25399	ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
25400	move_v builtins.
25401	(mips_get_builtin_decl_index): New array.
25402	(MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
25403	(MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
25404	(MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
25405	(MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
25406	(mips_init_builtins): Initialize mips_get_builtin_decl_index
25407	array.
25408	(TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
25409	hook.
25410	(mips_expand_builtin_insn): Prepare operands for
25411	CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
25412	CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
25413	CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
25414	CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
25415	CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
25416	CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
25417	CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
25418	CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
25419	CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
25420	CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
25421	CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
25422	CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
25423	CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
25424	CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
25425	CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
25426	CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
25427	CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
25428	CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
25429	CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
25430	CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
25431	CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
25432	CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
25433	CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
25434	CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
25435	CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
25436	CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
25437	CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
25438	CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
25439	CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
25440	CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
25441	CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
25442	CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
25443	CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
25444	CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
25445	CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
25446	CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
25447	CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
25448	CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
25449	CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
25450	CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
25451	CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
25452	(mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
25453	(mips_set_compression_mode): Disallow MSA with MIPS16 code.
25454	(mips_option_override): -mmsa requires -mfp64 and -mhard-float.
25455	These are set implicitly and an error is reported if overridden.
25456	(mips_expand_builtin_msa_test_branch): New function.
25457	(mips_expand_msa_shuffle): Likewise.
25458	(MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
25459	(TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
25460	(TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
25461	(mips_expand_vec_unpack): Add support for MSA.
25462	(mips_expand_vector_init): Likewise.
25463	(mips_expand_vi_constant): Use CONST0_RTX (element_mode)
25464	instead of const0_rtx.
25465	(mips_msa_vec_parallel_const_half): New function.
25466	(mips_gen_const_int_vector): Likewise.
25467	(mips_gen_const_int_vector_shuffle): Likewise.
25468	(mips_expand_msa_cmp): Likewise.
25469	(mips_expand_vec_cond_expr): Likewise.
25470	* config/mips/mips.h
25471	(TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
25472	(OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
25473	specified.
25474	(ASM_SPEC): Pass mmsa and mno-msa to the assembler.
25475	(ISA_HAS_MSA): New macro.
25476	(UNITS_PER_MSA_REG): Likewise.
25477	(BITS_PER_MSA_REG): Likewise.
25478	(BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
25479	(MSA_REG_FIRST): New macro.
25480	(MSA_REG_LAST): Likewise.
25481	(MSA_REG_NUM): Likewise.
25482	(MSA_REG_P): Likewise.
25483	(MSA_REG_RTX_P): Likewise.
25484	(MSA_SUPPORTED_MODE_P): Likewise.
25485	(HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
25486	(ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
25487	* config/mips/mips.md: Include mips-msa.md.
25488	(alu_type): Add simd_add.
25489	(mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
25490	(type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
25491	simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
25492	simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
25493	simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
25494	simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
25495	simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
25496	simd_move, simd_load, simd_store.  Choose "multi" for moves
25497	for "qword_mode".
25498	(qword_mode): New attribute.
25499	(insn_count): Add instruction count for quad moves.
25500	Increase the count for MIPS SIMD division.
25501	(UNITMODE): Add UNITMODEs for vector types.
25502	(addsub): New code iterator.
25503	* config/mips/mips.opt (mmsa): New option.
25504	* config/mips/msa.h: New file.
25505	* config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
25506	specified.
25507	* config/mips/mti-linux.h: Likewise.
25508	* config/mips/predicates.md
25509	(const_msa_branch_operand): New constraint.
25510	(const_uimm3_operand): Likewise.
25511	(const_uimm4_operand): Likewise.
25512	(const_uimm5_operand): Likewise.
25513	(const_uimm8_operand): Likewise.
25514	(const_imm5_operand): Likewise.
25515	(aq10b_operand): Likewise.
25516	(aq10h_operand): Likewise.
25517	(aq10w_operand): Likewise.
25518	(aq10d_operand): Likewise.
25519	(const_m1_operand): Likewise.
25520	(reg_or_m1_operand): Likewise.
25521	(const_exp_2_operand): Likewise.
25522	(const_exp_4_operand): Likewise.
25523	(const_exp_8_operand): Likewise.
25524	(const_exp_16_operand): Likewise.
25525	(const_vector_same_val_operand): Likewise.
25526	(const_vector_same_simm5_operand): Likewise.
25527	(const_vector_same_uimm5_operand): Likewise.
25528	(const_vector_same_uimm6_operand): Likewise.
25529	(const_vector_same_uimm8_operand): Likewise.
25530	(par_const_vector_shf_set_operand): Likewise.
25531	(reg_or_vector_same_val_operand): Likewise.
25532	(reg_or_vector_same_simm5_operand): Likewise.
25533	(reg_or_vector_same_uimm6_operand): Likewise.
25534	* doc/extend.texi (MIPS SIMD Architecture Functions): New
25535	section.
25536	* doc/invoke.texi (-mmsa): Document new option.
25537
255382016-05-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
25539
25540	* configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
25541	* configure: Regenerate.
25542	* config.in: Regenerate.
25543	* gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
25544	on -fvtable-verify.
25545	* config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
25546	(ENDFILE_VTV_SPEC): Define.
25547
255482016-05-09  Kaushik Phatak  <kaushik.phatak@kpit.com>
25549
25550	* config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
25551	registers in all interrupt handlers if necessary.
25552	(rl78_option_override): Add warning.
25553	(MUST_SAVE_MDUC_REGISTERS): New macro.
25554	(rl78_expand_epilogue): Restore the MDUC registers if necessary.
25555	* config/rl78/rl78.c (check_mduc_usage): New function.
25556	(mduc_regs): New structure to hold MDUC register data.
25557	* config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
25558	(mulsi3_g13): Add is_g13_muldiv_insn attribute.
25559	(udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
25560	(mulhi3_g13): Add is_g13_muldiv_insn attribute.
25561	* config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
25562	* doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
25563
255642016-05-09  Bin Cheng  <bin.cheng@arm.com>
25565
25566	* tree-if-conv.c (tree-ssa-loop.h): Include header file.
25567	(tree-ssa-loop-niter.h): Ditto.
25568	(idx_within_array_bound, ref_within_array_bound): New functions.
25569	(ifcvt_memrefs_wont_trap): Check if array ref is within bound.
25570	Factor out check on writable base object to ...
25571	(base_object_writable): ... here.
25572
255732016-05-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
25574
25575	* config/arm/arm.md (probe_stack): Add modes to set source
25576	and destination.
25577
255782016-05-09  Bernd Schmidt  <bschmidt@redhat.com>
25579
25580	* regrename.c (base_reg_class_for_rename): New static function.
25581	(scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
25582
255832016-05-08  Jan Hubicka  <hubicka@ucw.cz>
25584
25585	* cgraph.c (thunk_adjust): Export.
25586	* cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
25587	* cgraphunit.c (thunk_adjust): Export.
25588	(cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
25589	thunks.
25590	* ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
25591	inlinable.
25592	* tree-inline.c (expand_call_inline): Expand thunks inline.
25593
255942016-05-08  Uros Bizjak  <ubizjak@gmail.com>
25595
25596	PR target/70998
25597	* config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
25598	(*sse2_vd_cvtss2sd): Ditto.
25599	* config/i386/i386.md
25600	(TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
25601	Generate *sse2_vd_cvtsd2ss pattern.
25602	(TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
25603	Generate *sse2_vd_cvtss2sd pattern.
25604
256052016-05-08  Oleg Endo  <olegendo@gcc.gnu.org>
25606
25607	* config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
25608	* config/sh/sh.c (get_sh_arg_class): ... this new function.  Update its
25609	users.
25610
256112016-05-08  Oleg Endo  <olegendo@gcc.gnu.org>
25612
25613	* config/sh/sh-protos.h (sh_media_register_for_return): Remove.
25614	* config/sh/sh.c: Define and declare variables on first use throughout
25615	the file.
25616	(current_function_interrupt): Change to bool type.
25617	(frame_insn): Rename to emit_frame_insn and update users.
25618	(push_regs): Use bool for 'interrupt_handler' argument.
25619	(save_schedule_s): Remove.
25620	(TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
25621	(sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
25622	targetm.asm_out.unaligned_op.di.
25623	(gen_far_branch): Remove redundant forward declaration.
25624	(sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
25625	MAX_TEMPS, save_schedule_ssave_schedule): Remove.
25626	(sh_set_return_address, sh_function_ok_for_sibcall,
25627	scavenge_reg): Update comments.
25628	(sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
25629	(sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
25630	(sh_attr_renesas_p): Remove unnecessary parentheses.
25631	(branch_dest): Simplify.
25632	* config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
25633	Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
25634	(CUMULATIVE_ARGS): Change macro to typedef.
25635	(current_function_interrupt): Change to bool type.
25636	(sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
25637	Surround with __cplusplus ifdef.
25638	(sh_compare_op0, sh_compare_op1): Remove.
25639	(EPILOGUE_USES): Use TARGET_FPU_ANY condition.
25640
256412016-05-07  Jim Wilson  <jim.wilson@linaro.org>
25642
25643	* config/arm/arm.md (arch): Add neon.
25644	(arch_enabled): Return yes for arch neon when TARGET_NEON.
25645	* config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3.  Add
25646	neon_move as type for alt 3.  Add arch attr enabling alt 3 for neon.
25647	Emit vmov.i64 for alt 3.  Renumber alternatives 3 to 8.  Adjust
25648	attributes for alt renumbering.  Mark alt 3 as non-predicable.
25649	(thumb2_movdf_vfp): Likewise.
25650
256512016-05-07  Uros Bizjak  <ubizjak@gmail.com>
25652
25653	* config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
25654	to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
25655	(*andqi_1): Add preferred_for_speed attribute to disparage
25656	alternative 2 for TARGET_PARTIAL_REG_STALL targets.
25657	(*<code>qi_1): Ditto.
25658	(*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
25659	alternative 1 for TARGET_PARTIAL_REG_STALL targets.
25660	(*ashlqi3_1): Ditto.
25661	(*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
25662	Add preferred_for_size attribute to disparage alternative 0 and
25663	preferred_for_speed attribute to disparage alternative 1 for
25664	TARGET_PARTIAL_REG_STALL targets.
25665
256662016-05-07  Tom de Vries  <tom@codesourcery.com>
25667
25668	PR tree-optimization/70956
25669	* graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
25670	def.
25671
256722016-05-07  Oleg Endo  <olegendo@gcc.gnu.org>
25673
25674	* config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
25675	* config/sh/sh.c (sh_cbranch_distance): Implement it.
25676	* config/sh/sh.md (branch_zero): Remove define_attr.
25677	(define_delay): Disable delay slot if branch distance is one insn.
25678
256792016-05-06  Uros Bizjak  <ubizjak@gmail.com>
25680
25681	* config/i386/i386.md (LEAMODE): New mode attribute.
25682	(plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
25683	(ashift to LEA splitter): Rewrte splitter using SWI mode iterator
25684	and LEAMODE mode attribute.  Use VOIDmode const_0_to_3_operand as
25685	operand 2 predicate.
25686	(*lea<mode>_general_2): Use VOIDmode for const248_operand.
25687	(*lea<mode>_general_3): Ditto.
25688	(*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
25689
256902016-05-06  Jakub Jelinek  <jakub@redhat.com>
25691
25692	* genmddump.c (main): Convert argv from char ** to const char **.
25693
256942016-05-06  David Malcolm  <dmalcolm@redhat.com>
25695
25696	* coretypes.h (OVERRIDE): New macro.
25697	(FINAL): New macro.
25698
256992016-05-06  Eric Botcazou  <ebotcazou@adacore.com>
25700
25701	* tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
25702	allow coalescing if the types are compatible.
25703
257042016-05-06  David Malcolm  <dmalcolm@redhat.com>
25705
25706	* pass_manager.h (pass_manager::register_pass_name): New method.
25707	(pass_manager::get_pass_by_name): New method.
25708	(pass_manager::create_pass_tab): New method.
25709	(pass_manager::m_name_to_pass_map): New field.
25710	* passes.c (name_to_pass_map): Delete global in favor of field
25711	"m_name_to_pass_map" of pass_manager.
25712	(register_pass_name): Rename from a function to...
25713	(pass_manager::register_pass_name): ...this method, updating
25714	for renaming of global "name_to_pass_map" to field
25715	"m_name_to_pass_map".
25716	(create_pass_tab): Rename from a function to...
25717	(pass_manager::create_pass_tab): ...this method, updating
25718	for renaming of global "name_to_pass_map" to field.
25719	(get_pass_by_name): Rename from a function to...
25720	(pass_manager::get_pass_by_name): ...this method.
25721	(enable_disable_pass): Convert use of get_pass_by_name to
25722	a method call, locating the pass_manager singleton.
25723
257242016-05-06  David Malcolm  <dmalcolm@redhat.com>
25725
25726	* genattr-common.c (main): Convert argv from char ** to const char **.
25727	* genattr.c (main): Likewise.
25728	* genattrtab.c (main): Likewise.
25729	* genautomata.c (initiate_automaton_gen): Likewise.
25730	(main): Likewise.
25731	* gencodes.c (main): Likewise.
25732	* genconditions.c (main): Likewise.
25733	* genconfig.c (main): Likewise.
25734	* genconstants.c (main): Likewise.
25735	* genemit.c (main): Likewise.
25736	* genenums.c (main): Likewise.
25737	* genextract.c (main): Likewise.
25738	* genflags.c (main): Likewise.
25739	* genmddeps.c (main): Likewise.
25740	* genopinit.c (main): Likewise.
25741	* genoutput.c (main): Likewise.
25742	* genpeep.c (main): Likewise.
25743	* genpreds.c (main): Likewise.
25744	* genrecog.c (main): Likewise.
25745	* gensupport.c (init_rtx_reader_args_cb): Likewise.
25746	(init_rtx_reader_args): Likewise.
25747	* gensupport.h (init_rtx_reader_args_cb): Likewise.
25748	(init_rtx_reader_args): Likewise.
25749	* gentarget-def.c (main): Likewise.
25750	* read-md.c (read_md_files): Likewise.
25751	* read-md.h (read_md_files): Likewise.
25752
257532016-05-06  Uros Bizjak  <ubizjak@gmail.com>
25754
25755	* config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
25756	instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
25757	* config/i386/predicates.md (register_and_not_any_fp_reg_operand):
25758	Remove unused predicate.
25759	(register_and_not_fp_reg_operand): Ditto.
25760
257612016-05-06  Martin Liska  <mliska@suse.cz>
25762
25763	* tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
25764	instead of vec as the vector is local to the function.
25765
257662016-05-06  Jakub Jelinek  <jakub@redhat.com>
25767
25768	* config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
25769	avx512bw alternative.
25770
25771	* config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
25772	before the ashr<mode>3 pattern.
25773
25774	* config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
25775	v instead of x in vex or maybe_vex alternatives, use
25776	maybe_evex instead of vex in prefix.
25777
25778	* config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
25779	*vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
25780	vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
25781	in vex or maybe_vex alternatives, use maybe_evex instead of vex
25782	in prefix.
25783
25784	* config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
25785	v instead of x in vex or maybe_vex alternatives, use
25786	maybe_evex instead of vex in prefix.
25787
25788	* config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
25789	sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
25790	sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
25791	sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
25792	alternatives, use maybe_evex instead of vex in prefix.
25793
25794	* config/i386/sse.md (vec_interleave_lowv4sf,
25795	*vec_interleave_highv2df, *vec_interleave_lowv2df): Use
25796	v instead of x in vex or maybe_vex alternatives, use
25797	maybe_evex instead of vex in prefix.
25798
25799	* config/i386/sse.md (sse_movhlps, sse_movlhps): Use
25800	v instead of x in vex or maybe_vex alternatives, use
25801	maybe_evex instead of vex in prefix.
25802
25803	* config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
25804	v constraint instead of x.
25805
258062016-05-06  Nathan Sidwell  <nathan@codesourcery.com>
25807
25808	* gimple.c (gimple_call_same_target_p): Unique functions are eq.
25809	* tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
25810	equality first.
25811
258122016-05-06  Richard Biener  <rguenther@suse.de>
25813
25814	PR tree-optimization/70948
25815	* tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
25816	Properly clobber all fields of va_list for __builtin_va_start.
25817
258182016-05-06  Yuri Rumyantsev  <ysrumyan@gmail.com>
25819
25820	PR debug/70935
25821	* tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
25822	loop latch destination.
25823
258242016-05-06  Martin Liska  <mliska@suse.cz>
25825
25826	* tree-ssa-uninit.c: Apply manual changes
25827	to the GNU coding style.
25828	(prune_uninit_phi_opnds): Rename from
25829	prune_uninit_phi_opnds_in_unrealizable_paths.
25830
258312016-05-06  Oleg Endo  <olegendo@gcc.gnu.org>
25832
25833	* config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
25834	mspace): Remove deprecated options.
25835	* doc/invoke.texi (SH options): Remove -mspace.
25836
258372016-05-06  Oleg Endo  <olegendo@gcc.gnu.org>
25838
25839	* config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
25840
258412016-05-06  Oleg Endo  <olegendo@gcc.gnu.org>
25842
25843	* config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
25844	corresponding combine split pattern.
25845
258462016-05-06  Oleg Endo  <olegendo@gcc.gnu.org>
25847
25848	PR target/58219
25849	* config/sh/predicates.md (long_displacement_mem_operand): New.
25850	* config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
25851	Add movi20, movi20s alternatives.  Adjust length attribute for
25852	alternatives.
25853	(movsi_ie): Allow for any FPU.  Adjust length attribute for
25854	alternatives.
25855	(movsi_i_lowpart): Add movi20, movi20s alternatives.  Adjust length
25856	attribute for alternatives.
25857	(*mov<mode>): Use long_displacement_mem_operand for length attribute.
25858	(*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
25859	length attribute for alternatives.
25860
258612016-05-06  Richard Biener  <rguenther@suse.de>
25862
25863	PR tree-optimization/70960
25864	* tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
25865
258662016-05-06  Oleg Endo  <olegendo@gcc.gnu.org>
25867
25868	PR target/52933
25869	* config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
25870	* config/sh/sh.c (sh_rtx_costs): Add another div0s case.
25871
258722016-05-06  Marek Polacek  <polacek@redhat.com>
25873
25874	PR sanitizer/70875
25875	* ubsan.c (get_ubsan_type_info_for_type): Remove assert.
25876
258772016-05-06  Oleg Endo  <olegendo@gcc.gnu.org>
25878
25879	PR target/54089
25880	* config/sh/sh.md (*rotcr): Add another variant.
25881
258822016-05-06  Richard Biener  <rguenther@suse.de>
25883
25884	PR middle-end/70931
25885	* dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
25886
258872016-05-06  Richard Biener  <rguenther@suse.de>
25888
25889	PR middle-end/70941
25890	* fold-const.c (split_tree): Always convert to the original type
25891	before negating.
25892
258932016-05-06  Richard Biener  <rguenther@suse.de>
25894
25895	* fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
25896	(fwprop_addr): Likewise.
25897
258982016-05-06  Uros Bizjak  <ubizjak@gmail.com>
25899
25900	PR target/70873
25901	* config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
25902	New prototype.
25903	* config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
25904	* config/i386/i386.md (push mem splitter): Use find_constant_src in
25905	the splitter condition.
25906	(FP load splitter): Use ix86_standard_x87sse_constant_load_p in
25907	the splitter condition.
25908	(FP float_extend load splitter): Ditto.
25909
259102016-05-05  Uros Bizjak  <ubizjak@gmail.com>
25911
25912	* config/i386/i386.md (peehole2 patterns): Change true_regnum
25913	to REGNO in all peephole2 patterns.
25914	(post-reload splitters): Change true_regnum to REGNO in
25915	post-reload splitters.
25916	(zero_extend splitters): Use general_reg_operand and
25917	nonimmediate_gr_operand predicates.
25918
259192016-05-05  Jakub Jelinek  <jakub@redhat.com>
25920
25921	* config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
25922	v constraint instead of x.
25923
259242016-05-05  Alan Modra  <amodra@gmail.com>
25925
25926	PR target/68662
25927	* config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
25928	set OPTION_MASK_RELOCATABLE when flag_pic == 2.  Set
25929	TARGET_NO_FP_IN_TOC for -mrelocatable.
25930	(MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
25931	TARGET_RELOCATABLE test.
25932	(ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25933	(ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25934	* config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25935	(ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25936	(ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25937	* config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25938	(ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25939	(ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25940	* config/rs6000/predicates.md (easy_fp_constant): Likewise.
25941	* config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25942	Likewise.
25943	(rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
25944	(rs6000_stack_info): Likewise.
25945	(rs6000_elf_asm_out_constructor): Likewise.
25946	(rs6000_elf_asm_out_destructor): Likewise.
25947	(rs6000_elf_declare_function_name): Likewise.
25948	* config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
25949	* config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
25950	Don't define.
25951
259522016-05-05  Alan Modra  <amodra@gmail.com>
25953
25954	* config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
25955
259562016-05-05  Alan Modra  <amodra@gmail.com>
25957
25958	* config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
25959	out-of-line gpr restore for one or two regs if that would add
25960	a save of lr.
25961
259622016-05-04  Uros Bizjak  <ubizjak@gmail.com>
25963
25964	PR target/70873
25965	* config/i386/i386.md
25966	(TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
25967	Change to post-epilogue_completed late splitter.  Use sse_reg_operand
25968	as operand 0 predicate.
25969	(TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
25970	Ditto.
25971	(TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
25972	Ditto.  Emit the pattern using RTX.
25973
25974	(TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
25975	Use sse_reg_opreand as operand 0 predicate.  Do not use true_regnum in
25976	the post-reload splitter.  Use lowpart_subreg instead of gen_rtx_REG.
25977	(TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
25978	Ditto.
25979	(TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
25980	sse_reg_operand as operand 0 predicate.
25981
25982	(TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
25983	Use sse_reg_opreand as operand 0 predicate.  Use lowpart_subreg
25984	instead of gen_rtx_REG.
25985	(TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
25986	Ditto.
25987
259882016-05-04  Segher Boessenkool  <segher@kernel.crashing.org>
25989
25990	* function.c (emit_use_return_register_into_block): Delete.
25991	(gen_return_pattern): Delete.
25992	(emit_return_into_block): Delete.
25993	(active_insn_between): Delete.
25994	(convert_jumps_to_returns): Delete.
25995	(emit_return_for_exit): Delete.
25996	(thread_prologue_and_epilogue_insns): Delete all code dealing with
25997	simple_return for shrink-wrapped blocks.
25998	* shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
25999	end of blocks that need one.
26000	(get_unconverted_simple_return): Delete.
26001	(convert_to_simple_return): Delete.
26002	* shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
26003	(convert_to_simple_return): Ditto.
26004
260052016-05-04  Segher Boessenkool  <segher@kernel.crashing.org>
26006
26007	* cfgcleanup.c (bb_is_just_return): New function.
26008	(try_optimize_cfg): Simplify jumps to return, branches to return,
26009	and branches around return.
26010
260112016-05-04  Segher Boessenkool  <segher@kernel.crashing.org>
26012
26013	* cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
26014	branch to a return.
26015
260162016-05-04  Jakub Jelinek  <jakub@redhat.com>
26017
26018	PR c++/70906
26019	PR c++/70933
26020	* tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
26021	* tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
26022	assert flags & OEP_HASH_CHECK, instead of asserting it
26023	never happens.  Handle TARGET_EXPR.
26024	* fold-const.c (operand_equal_p): For hash verification,
26025	or in OEP_HASH_CHECK into flags.
26026
260272016-05-04  Eric Botcazou  <ebotcazou@adacore.com>
26028
26029	* tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
26030	comment.
26031	(compute_samebase_partition_bases): Fix typo.
26032
260332016-05-04  Jakub Jelinek  <jakub@redhat.com>
26034
26035	* config/i386/sse.md (vec_interleave_highv8sf,
26036	vec_interleave_lowv8sf, vec_interleave_highv4df,
26037	vec_interleave_lowv4df): Remove constraints from expanders.
26038
26039	* config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
26040
260412016-05-04  Jan Hubicka  <hubicka@ucw.cz>
26042
26043	* tree-inline.c (expand_call_inline): Fix path dealing with
26044	making lhs of call statement undefined.
26045
260462016-05-04  Jan Hubicka  <hubicka@ucw.cz>
26047
26048	* cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
26049	Check availability on NODE, too.
26050	* cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
26051	(cgraph_node::call_for_symbol_and_aliases): Likewise.
26052	(varpool_node::call_for_symbol_and_aliase): Likewise.
26053	* ipa-pure-const.c (add_new_function): Analyze all bodies.
26054	(propagate_pure_const): Propagate across interposable functions, too.
26055	(skip_function_for_local_pure_const): Do not skip interposable bodies
26056	with aliases.
26057	(pass_local_pure_const::execute): Update.
26058
260592016-05-04  Marek Polacek  <polacek@redhat.com>
26060
26061	* doc/invoke.texi: Document -Wdangling-else.
26062
260632016-05-04  Thomas Preud'homme  <thomas.preudhomme@arm.com>
26064
26065	* config.gcc: Error out when conflicting multilib is detected.  Do not
26066	loop over multilibs since no combination is legal.
26067
260682016-05-04  Alan Modra  <amodra@gmail.com>
26069
26070	* config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
26071	* config/rs6000/sysv4.h (TARGET_TOC): Simplify.
26072	* config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
26073	Align .toc.
26074
260752016-05-04  Matthew Fortune  <matthew.fortune@imgtec.com>
26076
26077	* config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
26078	Clean up p5600 comments.
26079
260802016-05-04  Richard Biener  <rguenther@suse.de>
26081
26082	* match.pd: Add BIT_FIELD_REF canonicalizations and vector
26083	constructor simplifications.
26084	* fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
26085
260862016-05-04  Oleg Endo  <olegendo@gcc.gnu.org>
26087
26088	* config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
26089	* config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
26090	result.set_rtx is null instead of aborting.
26091	* config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
26092	Always enable.
26093	(USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
26094	* config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
26095	*mov<mode>_store_postinc): New patterns.
26096
260972016-05-04  Marc Glisse  <marc.glisse@inria.fr>
26098
26099	* match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR.  Mark
26100	as commutative.  Check both conversions are NOP.
26101	((A & B) OP (C & B)): Remove.
26102
261032016-05-04  Alan Modra  <amodra@gmail.com>
26104
26105	* combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
26106
261072016-05-04  Alan Modra  <amodra@gmail.com>
26108
26109	PR target/70866
26110	* config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
26111	when cr2,3,4 are all fixed regs.
26112
261132016-05-04  Bernd Schmidt  <bschmidt@redhat.com>
26114
26115	PR rtl-optimization/57193
26116	* opts.c (default_options_table): Revert OPT_frename_registers change.
26117	* doc/invoke.texi (-frename-registers, -O2): Likewise.
26118
261192016-05-03  Martin Sebor  <msebor@redhat.com>
26120
26121	PR c++/66561
26122	* builtins.c (fold_builtin_FILE): New function.
26123	(fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
26124	(fold_builtin_0): Call them.
26125	* gimplify.c (gimplify_call_expr): Remove the handling of
26126	BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
26127
26128	PR c++/66561
26129	* doc/extend.texi (Other Builtins): Update __builtin_FILE,
26130	__builtin_FUNCTION, and __builtin_LINE to reflect they yield
26131	constants.
26132
26133	PR c++/66639
26134	* doc/extend.texi (Function Names as Strings): Update __func__,
26135	__FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
26136	constants.
26137
261382016-05-03  Jakub Jelinek  <jakub@redhat.com>
26139	    Richard Biener  <rguenther@suse.de>
26140
26141	PR tree-optimization/70916
26142	* tree-if-conv.c: Include cfganal.h.
26143	(pass_if_conversion::execute): Call connect_infinite_loops_to_exit
26144	and remove_fake_exit_edges around the optimization pass.
26145
261462016-05-03  Jan Hubicka  <hubicka@ucw.cz>
26147
26148	* cgraph.c (symbol_table::create_edge): Set inline_failed.
26149	(cgraph_edge::make_direct): Likewise.
26150	(cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
26151	* cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
26152	* cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
26153	(CIF_THUNK): New code.
26154	* ipa-inline-analysis.c (initialize_inline_failed): Preserve
26155	CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
26156	(compute_inline_parameters): Set inline_failed for thunks.
26157	(inline_analyze_function): Cleanup.
26158	* ipa-inline.c (can_inline_edge_p): Do not deal with
26159	call_stmt_cannot_inline_p.
26160	(can_early_inline_edge_p): Likewise.
26161	(early_inliner): Initialize inline_failed.
26162	* lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
26163
261642016-05-03  Uros Bizjak  <ubizjak@gmail.com>
26165
26166	* config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
26167	from nonimm_ssenomem_operand.
26168	(nonimm_ssenomem_operand): New predicate.
26169	* config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
26170	as operand 0 predicate.
26171	(*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
26172	Disable unsupported alternatives using "enabled" attribute.
26173	Use register_ssemem_operand as operand 0 predicate.
26174	(*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
26175
261762016-05-03  Marek Polacek  <polacek@redhat.com>
26177
26178	PR c/70859
26179	* input.c (expansion_point_location): New function.
26180	* input.h (expansion_point_location): Declare.
26181
261822016-05-03  Pierre-Marie de Rodat  <derodat@adacore.com>
26183
26184	* dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
26185	occurence with frame_offset_ ones.
26186
261872016-05-03  Alan Modra  <amodra@gmail.com>
26188
26189	PR rtl-optimization/70890
26190	* ira.c (combine_and_move_insns): When moving def_insn, remove
26191	equivs on use_insn.
26192
261932016-05-03  Dominik Vogt  <vogt@linux.vnet.ibm.com>
26194
26195	* config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
26196	("*r<noxa>sbg_<mode>_srl"): New define_insns.
26197	("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
26198	("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
26199
262002016-05-03  Alan Modra  <amodra@gmail.com>
26201
26202	* config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
26203	for SAVE_MULTIPLE/STORE_MULTIPLE.
26204
262052016-05-03  Jakub Jelinek  <jakub@redhat.com>
26206
26207	* config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
26208	*truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
26209
262102016-05-03  Richard Biener  <rguenther@suse.de>
26211
26212	* gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
26213	default true.
26214	(gimplify_arg): Likewise.
26215	* gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
26216	re-writing the result to a decl if required.
26217	(internal_get_tmp_var): Add allow_ssa parameter
26218	and override into_ssa with it.
26219	(get_formal_tmp_var): Adjust.
26220	(get_initialized_tmp_var): Add allow_ssa parameter.
26221	(gimplify_arg): Add allow_ssa parameter and avoid generating
26222	SSA names for the result false.
26223	(gimplify_call_expr): If the call may return twice do not
26224	gimplify parameters into SSA.
26225	(prepare_gimple_addressable): Do not allow an SSA name as temporary.
26226	(gimplify_modify_expr): Adjust assert.  For noreturn calls
26227	with a SSA name LHS adjust its def.
26228	(gimplify_save_expr): Do not allow an SSA name as save-expr result.
26229	(gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
26230	(gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
26231	(gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
26232	an SSA name.  Likewise for OMP_CLAUSE_REDUCTION operands.
26233	(gimplify_omp_for): Likewise for OMP_CLAUSE_DECL.  Likewise
26234	for OMP_FOR_COND,  OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
26235	(optimize_target_teams): Do not allow SSA names for clause operands.
26236	(gimplify_expr): Likewise for where we mark the result addressable.
26237	* passes.def (pass_init_datastructures): Remove.
26238	* tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
26239	(rewrite_stmt): Likewise.
26240	* tree-inline.c (initialize_cfun): Properly transfer SSA state.
26241	(replace_locals_op): Replace SSA names.
26242	(copy_gimple_seq_and_replace_locals): Init src_cfun.
26243	* gimple-low.c (lower_builtin_setjmp): Deal with SSA.
26244	* cgraph.c (release_function_body): Free CFG annotations only
26245	when we have a CFG.  Simplify.
26246	* gimple-fold.c (gimplify_and_update_call_from_tree): Use
26247	force_gimple_operand instead of get_initialized_tmp_var.
26248	* tree-pass.h (make_pass_init_datastructures): Remove.
26249	* tree-ssa.c (execute_init_datastructures): Remove.
26250	(pass_data_init_datastructures): Likewise.
26251	(class pass_init_datastructures): Likewise.
26252	(make_pass_init_datastructures): Likewise.
26253	* omp-low.c (create_omp_child_function): Init SSA data structures.
26254	(grid_expand_target_grid_body): Likewise.
26255	* tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
26256	name before adding it to names_to_release.
26257	(remove_bb): Always release SSA defs.
26258	* tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
26259	before dereferencing it.
26260	* cgraphunit.c (init_lowered_empty_function): Always
26261	int SSA data structures.
26262	* tree-ssanames.c (release_defs): Remove assert that we are in
26263	SSA form.
26264	* trans-mem.c (diagnose_tm_1): Handle SSA name function.
26265
262662016-05-03  Jakub Jelinek  <jakub@redhat.com>
26267	    Uros Bizjak  <ubizjak@gmail.com>
26268
26269	PR rtl-optimization/70467
26270	* config/i386/predicates.md (x86_64_hilo_int_operand,
26271	x86_64_hilo_general_operand): New predicates.
26272	* config/i386/constraints.md (Wd): New constraint.
26273	* config/i386/i386.md (mode attr di): Use Wd instead of e.
26274	(general_hilo_operand): New mode attr.
26275	(add<mode>3, sub<mode>3): Use <general_hilo_operand>
26276	instead of <general_operand>.
26277	(*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
26278	x86_64_hilo_general_operand instead of <general_operand>.
26279
262802016-05-03  Jakub Jelinek  <jakub@redhat.com>
26281
26282	PR tree-optimization/70916
26283	* tree-if-conv.c (constant_or_ssa_name): Removed.
26284	(fold_build_cond_expr): Use is_gimple_val instead of
26285	constant_or_ssa_name.
26286
26287	PR tree-optimization/70916
26288	* tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
26289	if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
26290
26291	PR target/49244
26292	* tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
26293	(optimize_atomic_bit_test_and): New function.
26294	(pass_fold_builtins::execute): Use it.
26295	* optabs.def (atomic_bit_test_and_set_optab,
26296	atomic_bit_test_and_complement_optab,
26297	atomic_bit_test_and_reset_optab): New optabs.
26298	* internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
26299	ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
26300	* builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
26301	* builtins.c (expand_ifn_atomic_bit_test_and): New function.
26302	* internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
26303	expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
26304	expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
26305	* doc/md.texi (atomic_bit_test_and_set@var{mode},
26306	atomic_bit_test_and_complement@var{mode},
26307	atomic_bit_test_and_reset@var{mode}): Document.
26308	* config/i386/sync.md (atomic_bit_test_and_set<mode>,
26309	atomic_bit_test_and_complement<mode>,
26310	atomic_bit_test_and_reset<mode>): New expanders.
26311	(atomic_bit_test_and_set<mode>_1,
26312	atomic_bit_test_and_complement<mode>_1,
26313	atomic_bit_test_and_reset<mode>_1): New insns.
26314
263152016-05-03  Richard Sandiford  <richard.sandiford@arm.com>
26316
26317	PR rtl-optimization/70687
26318	* combine.c (change_zero_ext): Check for scalar modes.  Use wide_int
26319	instead of unsigned HOST_WIDE_INT.
26320
263212016-05-03  Bernd Schmidt  <bschmidt@redhat.com>
26322
26323	PR rtl-optimization/44281
26324	* hard-reg-set.h (struct target_hard_regs): New field
26325	x_fixed_nonglobal_reg_set.
26326	(fixed_nonglobal_reg_set): New macro.
26327	* reginfo.c (init_reg_sets_1): Initialize it.
26328	* ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
26329	of fixed_reg_set.
26330	* df-scan.c (df_insn_refs_collect): Asms may reference global regs.
26331
263322016-05-03  Bin Cheng  <bin.cheng@arm.com>
26333
26334	PR tree-optimization/56541
26335	* doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
26336	* params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
26337	* tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
26338	(any_complicated_phi): new static variable.
26339	(aggressive_if_conv): delete.
26340	(if_convertible_phi_p): support phis with more than two arguments.
26341	(if_convertible_bb_p): remvoe check on aggressive_if_conv and
26342	critical pred edges.
26343	(ifcvt_split_critical_edges): support phis with more than two
26344	arguments by checking new parameter.  only split critical edges
26345	if needed.
26346	(tree_if_conversion): handle simd pragma marked loop using new
26347	local variable aggressive_if_conv.  check any_complicated_phi.
26348
263492016-05-03  Bin Cheng  <bin.cheng@arm.com>
26350
26351	* tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
26352	before using it.
26353
263542016-05-03  Bin Cheng  <bin.cheng@arm.com>
26355
26356	* tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
26357	cbase.
26358
263592016-05-03  Oleg Endo  <olegendo@gcc.gnu.org>
26360
26361	* config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
26362	(mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
26363	define_insn_and_split.
26364	(mulsi3_i): New define_insn_and_split.
26365	(mulsi3_call): Convert to define_insn.
26366	(mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
26367	Remove constraints.
26368
263692016-05-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
26370
26371	* machmode.h (mode_complex): Add support to give the complex mode
26372	for a given mode.
26373	(GET_MODE_COMPLEX_MODE): Likewise.
26374	* stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
26375	stored by build_complex_type and gfc_build_complex_type instead of
26376	trying to figure out the appropriate mode based on the size. Raise
26377	an assertion error, if the type was not set.
26378	* genmodes.c (struct mode_data): Add field for the complex type of
26379	the given type.
26380	(blank_mode): Likewise.
26381	(make_complex_modes): Remember the complex mode created in the
26382	base type.
26383	(emit_mode_complex): Write out the mode_complex array to map a
26384	type mode to the complex version.
26385	(emit_insn_modes_c): Likewise.
26386	* tree.c (build_complex_type): Set the complex type to use before
26387	calling layout_type.
26388	* config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
26389	support for __float128 complex datatypes.
26390	(rs6000_hard_regno_mode_ok): Likewise.
26391	(rs6000_setup_reg_addr_masks): Likewise.
26392	(rs6000_complex_function_value): Likewise.
26393	* config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
26394	__float128 and __ibm128 complex.
26395	(FLOAT128_IBM_P): Likewise.
26396	(ALTIVEC_ARG_MAX_RETURN): Likewise.
26397	* doc/extend.texi (Additional Floating Types): Document that
26398	-mfloat128 must be used to enable __float128.  Document complex
26399	__float128 and __ibm128 support.
26400
264012016-05-02  Jakub Jelinek  <jakub@redhat.com>
26402
26403	PR target/49244
26404	* gimple.c (gimple_builtin_call_types_compatible_p): Allow
26405	char/short arguments promoted to int because of promote_prototypes.
26406
264072016-05-02  Uros Bizjak  <ubizjak@gmail.com>
26408
26409	* config/i386/predicates.md (register_ssemem_operand): New predicate.
26410	* config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
26411	*cmpi<FPCMP:unord><MODEF:mode>_mixed and
26412	*cmpi<FPCMP:unord><X87MODEF:mode>_i387.  Disable unsupported
26413	alternatives using "enabled" attribute.  Use register_ssemem_operand
26414	as operand 1 predicate.
26415	(*cmpi<unord>xf_i387): Split XFmode pattern from
26416	*cmpi<FPCMP:unord><X87MODEF:mode>_i387.
26417	(*absneg<mode>2): Merge from *absneg<mode>2_mixed and
26418	*absneg<mode>2_i387.  Disable unsupported alternatives using
26419	"enabled" attribute.
26420	(*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
26421
264222016-05-02  Nathan Sidwell  <nathan@codesourcery.com>
26423
26424	* omp-low.c (lower_oacc_head_tail): Assert there is at least one
26425	marker.
26426	(oacc_loop_process): Check mask for loop termination.
26427
264282016-05-02  Jan Hubicka  <hubicka@ucw.cz>
26429
26430	* cif-code.def (CIF_THUNK): Add.
26431	* ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
26432	accidental change.
26433
264342016-05-02  Jan Hubicka  <hubicka@ucw.cz>
26435
26436	* ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
26437	(dump_inline_summary): Dump it.
26438	(fp_expression_p): New predicate.
26439	(estimate_function_body_sizes): Use it.
26440	(inline_merge_summary): Merge fp_expressions.
26441	(inline_read_section): Read fp_expressions.
26442	(inline_write_summary): Write fp_expressions.
26443	* ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
26444	codegen boundary if either caller or callee is !fp_expressions.
26445	* ipa-inline.h (inline_summary): Add fp_expressions.
26446	* ipa-inline-transform.c (inline_call): When inlining !fp_expressions
26447	to fp_expressions be sure the fp generation flags are updated.
26448
264492016-05-02  Jakub Jelinek  <jakub@redhat.com>
26450
26451	PR rtl-optimization/70467
26452	* cse.c (cse_insn): Handle no-op MEM moves after folding.
26453
26454	PR rtl-optimization/70467
26455	* ipa-pure-const.c (check_call): Handle internal calls even in
26456	ipa mode like in local mode.
26457
264582016-05-02  Bernd Edlinger  <bernd.edlinger@hotmail.de>
26459
26460	* doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
26461
264622016-05-02  Marc Glisse  <marc.glisse@inria.fr>
26463
26464	* match.pd (X u< X, X u> X): New transformations.
26465
264662016-05-02  Marc Glisse  <marc.glisse@inria.fr>
26467
26468	* flag-types.h (enum warn_strict_overflow_code): Move ...
26469	* coretypes.h: ... here.
26470	* fold-const.h (fold_overflow_warning): Declare.
26471	* fold-const.c (fold_overflow_warning): Make non-static.
26472	(fold_comparison): Move the transformation of X +- C1 CMP C2
26473	into X CMP C2 -+ C1 ...
26474	* match.pd: ... here.
26475	* gimple-fold.c (fold_stmt_1): Protect with
26476	fold_defer_overflow_warnings.
26477
264782016-05-02  Nathan Sidwell  <nathan@codesourcery.com>
26479
26480	* omp-low.c (struct oacc_loop): Add 'inner' field.
26481	(new_oacc_loop_raw): Initialize it to zero.
26482	(oacc_loop_fixed_partitions): Initialize it.
26483	(oacc_loop_auto_partitions): Partition outermost loop to outermost
26484	available partitioning.
26485
264862016-05-02  Claudiu Zissulescu  <claziss@synopsys.com>
26487
26488	* config/arc/arc.md (mulsidi3): Change operand 0 predicate to
26489	register_operand.
26490	(umulsidi3): Likewise.
26491	(indirect_jump): Fix jump instruction assembly patterns.
26492
264932016-05-02  Thomas Schwinge  <thomas@codesourcery.com>
26494
26495	PR target/70860
26496	* config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
26497	(nvptx_function_value): Assert non-NULL cfun.
26498
264992016-05-02  Eric Botcazou  <ebotcazou@adacore.com>
26500
26501	PR rtl-optimization/70886
26502	* sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
26503
26504	* cselib.h (rtx_equal_for_cselib_1): Declare.
26505	(rtx_equal_for_cselib_p: New inline function.
26506	* cselib.c (rtx_equal_for_cselib_p): Delete.
26507	(rtx_equal_for_cselib_1): Make public.
26508
265092016-05-02  Uros Bizjak  <ubizjak@gmail.com>
26510
26511	* config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
26512	(register_mixssei387nonimm_operand): Remove predicate.
26513	* config/i386/i386.md (*fop_<mode>_comm): Merge from
26514	*fop_<mode>_comm_mixed and *fop_<mode>_comm_i387.  Disable unsupported
26515	alternatives using "enabled" attribute.  Also check X87_ENABLE_ARITH
26516	for TARGET_MIX_SSE_I387 alternatives.
26517	(*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
26518	Disable unsupported alternatives using "enabled" attribute.  Use
26519	nonimm_ssenomem_operand as operand 1 predicate.  Also check
26520	X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
26521
265222016-05-02  Richard Sandiford  <richard.sandiford@arm.com>
26523
26524	* tree.c (cst_and_fits_in_hwi): Simplify.
26525
265262016-05-02  Richard Sandiford  <richard.sandiford@arm.com>
26527
26528	* tree.h (wi::to_wide): New function.
26529	* expr.c (expand_expr_real_1): Use wi::to_wide.
26530	* fold-const.c (int_const_binop_1): Likewise.
26531	(extract_muldiv_1): Likewise.
26532
265332016-05-02  Richard Sandiford  <richard.sandiford@arm.com>
26534
26535	* wide-int.h: Update offset_int and widest_int documentation.
26536	(WI_SIGNED_SHIFT_RESULT): New macro.
26537	(wi::binary_shift): Define signed_shift_result_type for
26538	shifts on offset_int- and widest_int-like types.
26539	(generic_wide_int): Support <<= and >>= if << and >> are supported.
26540	* tree.h (int_bit_position): Use shift operators instead of wi::
26541	 shifts.
26542	* alias.c (adjust_offset_for_component_ref): Likewise.
26543	* expr.c (get_inner_reference): Likewise.
26544	* fold-const.c (fold_comparison): Likewise.
26545	* gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
26546	* gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
26547	* tree-dfa.c (get_ref_base_and_extent): Likewise.
26548	* tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
26549	(stmt_kills_ref_p): Likewise.
26550	* tree-ssa-ccp.c (bit_value_binop_1): Likewise.
26551	* tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
26552	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26553	(ao_ref_init_from_vn_reference): Likewise.
26554
265552016-05-02  Richard Sandiford  <richard.sandiford@arm.com>
26556
26557	* wide-int.h: Update offset_int and widest_int documentation.
26558	(WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
26559	(wi::binary_traits): Allow ordered comparisons between offset_int and
26560	offset_int, between widest_int and widest_int, and between either
26561	of these types and basic C types.
26562	(operator <, <=, >, >=): Define for the same combinations.
26563	* tree.h (tree_int_cst_lt): Use comparison operators instead
26564	of wi:: comparisons.
26565	(tree_int_cst_le): Likewise.
26566	* gimple-fold.c (fold_array_ctor_reference): Likewise.
26567	(fold_nonarray_ctor_reference): Likewise.
26568	* gimple-ssa-strength-reduction.c (record_increment): Likewise.
26569	* tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
26570	* tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
26571	* tree-sra.c (completely_scalarize): Likewise.
26572	* tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
26573	* tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
26574	* tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
26575	(check_for_binary_op_overflow): Likewise.
26576	(search_for_addr_array): Likewise.
26577	* ubsan.c (ubsan_expand_objsize_ifn): Likewise.
26578
265792016-05-02  Claudiu Zissulescu  <claziss@synopsys.com>
26580
26581	* config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
26582	(arc_save_restore): Likewise.
26583	(arc_dwarf_register_span): Likewise.
26584	(arc_output_pic_addr_const): Initialize suffix variable.
26585
265862016-05-02  Martin Liska  <mliska@suse.cz>
26587
26588	* symbol-summary.h (function_summary::function_summary):
26589	Remove checking assert for all cgraph nodes.
26590	(function_summary::get): Check summary_uid.
26591	(symtab_insertion): Check summary_uid.
26592
265932016-05-02  Claudiu Zissulescu  <claziss@synopsys.com>
26594
26595	* config/arc/arc-protos.h (compact_memory_operand_p): Declare.
26596	* config/arc/arc.c (arc_output_commutative_cond_exec): Consider
26597	bmaskn instruction.
26598	(arc_dwarf_register_span): Remove enum keyword.
26599	(compact_memory_operand_p): New function.
26600	* config/arc/arc.h (reg_class): Add code density register classes.
26601	(REG_CLASS_NAMES): Likewise.
26602	(REG_CLASS_CONTENTS): Likewise.
26603	* config/arc/arc.md (*movqi_insn): Add code density instructions.
26604	(*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
26605	(*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
26606	(*cmpsi_cc_c_insn, *movsi_ne): Likewise.
26607	* config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
26608	constraints.
26609	(h, Rcd, Rsd, Rzd): New register constraints.
26610	(T): Use compact_memory_operand_p function.
26611	* config/arc/predicates.md (compact_load_memory_operand): Remove.
26612
266132016-05-02  Oleg Endo  <olegendo@gcc.gnu.org>
26614
26615	* config/sh/sh.md (*negnegt, *movtt): Remove.
26616
266172016-05-02  Marek Polacek  <polacek@redhat.com>
26618	    Tom de Vries  <tom@codesourcery.com>
26619
26620	PR tree-optimization/70700
26621	* tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
26622	bigger than FIRST_REF_NODE.
26623
266242016-05-02  Oleg Endo  <olegendo@gcc.gnu.org>
26625
26626	PR target/52898
26627	* config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
26628	TARGET_CMPEQDI_T.
26629	(prepare_cbranch_operands): Don't use scratch register.  Assume that
26630	function is used when pseudos can be created.
26631	(expand_cbranchdi4): Likewise.  Remove unused TARGET_CMPEQDI_T paths.
26632	* config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
26633	(cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
26634	define_expand.  Allow it only when pseudos can be created.
26635	* config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
26636
266372016-05-01  Uros Bizjak  <ubizjak@gmail.com>
26638
26639	* config/i386/constraints.md (BC): Only allow -1 operands.
26640	* config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
26641	Add "enabled" attribute.  Update XI mode attribute calculation.
26642	* config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
26643	(*movoi_internal_avx): Update XI mode attribute calculation.
26644	(*movti_internal): Ditto.
26645
266462016-05-01  Oleg Endo  <olegendo@gcc.gnu.org>
26647
26648	* config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
26649	cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
26650
266512016-05-01  Eric Botcazou  <ebotcazou@adacore.com>
26652
26653	* config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
26654	statement on instruction code.  Remove trailing spaces.
26655	(altivec_expand_stv_builtin): Likewise.
26656
266572016-05-01  Oleg Endo  <olegendo@gcc.gnu.org>
26658
26659	* config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
26660	(TARGET_FPU_DOUBLE): Simplify.
26661	(BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
26662	'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
26663	* config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
26664	with 'TARGET_FPU_DOUBLE'.
26665	* config/sh/sh.md: Likewise.
26666
266672016-05-01  Yoshinori Sato  <ysato@users.sourceforge.jp>
26668
26669	* config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
26670	SH_DIV_STR_FOR_SIZE): Remove.
26671	* config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
26672	SH_DIV_STR_FOR_SIZE): Remove.
26673
266742016-05-01  Oleg Endo  <olegendo@gcc.gnu.org>
26675
26676	* config/sh/predicates.md (any_register_operand, zero_extend_operand,
26677	logical_reg_operand): Delete.
26678	(arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
26679	arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
26680	logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
26681	match_operand and match_test.
26682	(sh_const_vec, sh_1el_vec): Remove redundant checks.  Declare local
26683	variables on their first use.  Return bool values.
26684	* config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
26685	* config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
26686	arith_reg_operand for input operand.  Remove empty constraints.
26687	(xorsi3): Delete.
26688	(*xorsi3_compact): Rename to xorsi3.
26689	(zero_extend<mode>si2): Use arith_reg_operand for input operand.
26690	(*zero_extend<mode>si2_disp_mem): Update comment.
26691	(mov_nop): Delete.
26692
266932016-04-30  Oleg Endo  <olegendo@gcc.gnu.org>
26694
26695	* config/sh/t-sh: Remove SH5 support.
26696	* config.gcc: Likewise.
26697	* configure: Likewise.
26698
266992016-04-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
26700
26701	* config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
26702
267032016-04-30  Oleg Endo  <olegendo@gcc.gnu.org>
26704
26705	* config/sh/sh.c (register_sh_passes, sh_option_override,
26706	sh_print_operand, prepare_move_operands,
26707	sh_can_follow_jump): Remove TARGET_SH1 checks.
26708	* config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
26709	PROMOTE_MODE): Likewise.
26710	* config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
26711	movdi): Likewise.
26712
267132016-04-30  Alan Modra  <amodra@gmail.com>
26714
26715	* config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
26716	restoring when fixed_reg_p, but allow out-of-line or stmw save.
26717	Check for user regs later to avoid unnecessary looping over regs.
26718	Merge user reg check with non-saved reg check.  Don't force
26719	inline VR restore when static chain used.
26720	(rs6000_frame_related): Omit eh_frame info for user regs when
26721	saving.
26722	(fixed_regs_p): Delete.
26723
267242016-04-30  Alan Modra  <amodra@gmail.com>
26725
26726	* config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
26727	(SAVE_STRATEGY, REST_STRATEGY): ..this.  Renumber and sort enum.
26728	Update all uses.
26729
267302016-04-30  Alan Modra  <amodra@gmail.com>
26731
26732	PR target/69645
26733	* config/rs6000/rs6000.c (fixed_reg_p): New function.
26734	(fixed_regs_p): Rename from global_regs_p.  Call fixed_reg_p.
26735	Update all uses.
26736
267372016-04-30  Alan Modra  <amodra@gmail.com>
26738
26739	* config/rs6000/rs6000.c (rs6000_conditional_register_usage):
26740	Remove redundant PIC_OFFSET_TABLE_REGNUM test.  Replace with
26741	flag_pic test for Darwin.
26742
267432016-04-30  Alan Modra  <amodra@gmail.com>
26744
26745	* regs.h (struct reg_info_t): Delete freq_calls_crossed and
26746	throw_calls_crossed.
26747	(REG_FREQ_CALLS_CROSSED): Delete.
26748	(REG_N_THROWING_CALLS_CROSSED): Delete.
26749	* regstat.c (regstat_bb_compute_ri): Don't calculate
26750	REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
26751	(dump_reg_info): Don't print call cross frequency.
26752	* ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
26753	and REG_N_THROWING_CALLS_CROSSED.
26754
267552016-04-30  Alan Modra  <amodra@gmail.com>
26756
26757	* regs.h (struct reg_info_t): Delete live_length.
26758	(REG_LIVE_LENGTH): Delete macro.
26759	* regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
26760	local_live, local_processed and local_live_last_luid params.
26761	Replace bb_index param with bb.  Don't set REG_LIVE_LENGTH.
26762	Formatting fixes.
26763	(regstat_compute_ri): Adjust for above.  Don't set
26764	REG_LIVE_LENGTH.
26765	(dump_reg_info): Don't print live length.
26766	* ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
26767	with test of setjmp_crosses.  Don't set REG_LIVE_LENGTH.
26768	Localize loop_depth var.
26769
267702016-04-30  Alan Modra  <amodra@gmail.com>
26771
26772	* ira.c (enum valid_equiv): New.
26773	(validate_equiv_mem): Return enum.
26774	(update_equiv_mem): Create replacement in more cases.
26775	(add_store_equivs): Update validate_equiv_mem call.
26776
267772016-04-30  Alan Modra  <amodra@gmail.com>
26778
26779	* ira.c (combine_and_move_insns): Rather than scanning insns,
26780	use DF infrastucture to find use and def insns.
26781
267822016-04-30  Alan Modra  <amodra@gmail.com>
26783
26784	ira.c (combine_and_move_insns): Move invariant conditions..
26785	(ira.c): ..to here.  Call combine_and_move_insns before
26786	add_store_equivs.  Call grow_reg_equivs later.  Allocate
26787	req_equiv later using max_reg_num() rather than global max_regno.
26788	(contains_replace_regs): Delete.
26789	(add_store_equivs): Remove contains_replace_regs test.
26790
267912016-04-30  Alan Modra  <amodra@gmail.com>
26792
26793	* ira.c (struct equiv_mem_data): New.
26794	(equiv_mem, equiv_mem_modified): Delete static vars.
26795	(validate_equiv_mem_from_store): Use "data" param to communicate..
26796	(validate_equiv_mem): ..from here.
26797
267982016-04-30  Alan Modra  <amodra@gmail.com>
26799
26800	* ira.c (add_store_equivs, combine_and_move_insns): New functions,
26801	split out from..
26802	(update_reg_equivs): ..here.  Move allocation and freeing of
26803	reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
26804	end_alias_analysis to..
26805	(ira): ..here.
26806
268072016-04-30  Alan Modra  <amodra@gmail.com>
26808
26809	* ira.c (pdx_subregs): Delete.
26810	(struct equivalence): Add pdx_subregs field.
26811	(set_paradoxical_subreg): Remove pdx_subregs param.  Update
26812	pdx_subregs access.
26813	(update_equiv_regs): Don't create or free pdx_subregs.  Update
26814	pdx_subregs access.
26815
268162016-04-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
26817
26818	* config/rs6000/altivec.h: Change definitions of vec_xl and
26819	vec_xst.
26820	* config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
26821	(LD_ELEMREV_V2DI): New.
26822	(LD_ELEMREV_V4SF): New.
26823	(LD_ELEMREV_V4SI): New.
26824	(LD_ELEMREV_V8HI): New.
26825	(LD_ELEMREV_V16QI): New.
26826	(ST_ELEMREV_V2DF): New.
26827	(ST_ELEMREV_V2DI): New.
26828	(ST_ELEMREV_V4SF): New.
26829	(ST_ELEMREV_V4SI): New.
26830	(ST_ELEMREV_V8HI): New.
26831	(ST_ELEMREV_V16QI): New.
26832	(XL): New.
26833	(XST): New.
26834	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
26835	descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
26836	* config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
26837	TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
26838	(altivec_expand_builtin): Add handling for
26839	VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
26840	(rs6000_invalid_builtin): Add error-checking for
26841	RS6000_BTM_P9_VECTOR.
26842	(altivec_init_builtins): Define builtins used to implement vec_xl
26843	and vec_xst.
26844	(rs6000_builtin_mask_names): Define power9-vector.
26845	* config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
26846	(RS6000_BTM_P9_VECTOR): Define.
26847	(RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
26848	* config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
26849	(vsx_ld_elemrev_v2df): Likewise.
26850	(vsx_ld_elemrev_v4sf): Likewise.
26851	(vsx_ld_elemrev_v4si): Likewise.
26852	(vsx_ld_elemrev_v8hi): Likewise.
26853	(vsx_ld_elemrev_v16qi): Likewise.
26854	(vsx_st_elemrev_v2df): Likewise.
26855	(vsx_st_elemrev_v2di): Likewise.
26856	(vsx_st_elemrev_v4sf): Likewise.
26857	(vsx_st_elemrev_v4si): Likewise.
26858	(vsx_st_elemrev_v8hi): Likewise.
26859	(vsx_st_elemrev_v16qi): Likewise.
26860	* doc/extend.texi: Add prototypes for vec_xl and vec_xst.  Correct
26861	grammar.
26862
268632016-04-29  Patrick Palka  <ppalka@gcc.gnu.org>
26864
26865	* tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
26866	out into ...
26867	(simplify_control_stmt_condition_1): ... here.  Recurse into
26868	BIT_AND_EXPRs and BIT_IOR_EXPRs.
26869
268702016-04-29  David Edelsohn  <dje.gcc@gmail.com>
26871
26872	PR target/69810
26873	* config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
26874	(zero_extendqi<mode>2_dot): Revert earlier conversion from
26875	define_insn_and_split to define_insn.
26876	(zero_extendqi<mode>2_dot2): Same.
26877	(extendqi<mode>2_dot): Same.
26878	(extendqi<mode>2_dot2): Same.
26879
268802016-04-29  Uros Bizjak  <ubizjak@gmail.com>
26881
26882	* config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
26883	(probe_stack): New expander.
26884	(probe_stack_<mode>): New insn pattern.
26885
268862016-04-29  Uros Bizjak  <ubizjak@gmail.com>
26887
26888	* config/i386/i386.md
26889	(operations with memory inputs setting flags peephole2):
26890	Remove uneeded REG_P checks.  Cleanup pattern generation.
26891
268922016-04-29  Ilya Enkovich  <ilya.enkovich@intel.com>
26893
26894	* tree-vect-loop.c (vect_transform_loop): Fix
26895	nb_iterations_upper_bound computation for vectorized loop.
26896
268972016-04-29  Marek Polacek  <polacek@redhat.com>
26898	    Jakub Jelinek  <jakub@redhat.com>
26899
26900	PR sanitizer/70342
26901	* fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
26902	TARGET_EXPR_SLOT as a base.
26903
269042016-04-29  Andrew Burgess  <andrew.burgess@embecosm.com>
26905
26906	* config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
26907	with 'rCm2' constraints to limit possible immediate size.
26908	(*load_zeroextendqisi_update): Likewise.
26909	(*load_signextendqisi_update): Likewise.
26910	(*loadhi_update): Likewise.
26911	(*load_zeroextendhisi_update): Likewise.
26912	(*load_signextendhisi_update): Likewise.
26913	(*loadsi_update): Likewise.
26914	(*loadsf_update): Likewise.
26915
269162016-04-29  Uros Bizjak  <ubizjak@gmail.com>
26917
26918	* config/i386/predicates.md (constm1_operand): Fix comparison.
26919
269202016-04-29  Claudiu Zissulescu  <claziss@synopsys.com>
26921
26922	* testsuite/gcc.target/arc/ieee_eq.c: New test.
26923
269242016-04-29  Oleg Endo  <olegendo@gcc.gnu.org>
26925
26926	* common/config/sh/sh-common.c (sh_option_optimization_table): Remove
26927	remaining SH5 related settings.
26928	* config/sh/sh-protos.h (shmedia_cleanup_truncate,
26929	shmedia_prepare_call_address): Delete.
26930	* config/sh/sh.c (sh_print_operand, output_stack_adjust,
26931	DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
26932	* config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
26933	UNSUPPORTED_SH2A): Remove m5 checks.
26934	(sh_divide_strategy_e): Remove SH5 division strategies.
26935	(TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
26936	* config/sh/sh.md (divsf3): Reinstate define_expand pattern.
26937
269382016-04-29  Dominik Vogt  <vogt@linux.vnet.ibm.com>
26939
26940	* config/s390/s390.c (s390_rtx_costs): Update documentation.
26941
269422016-04-29  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
26943
26944	* config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
26945	* config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
26946	Change lder to ldr.
26947	* config/s390/vector.md ("mov<mode>"): Likewise.
26948
269492016-04-29  Ulrich Weigand  <uweigand@de.ibm.com>
26950
26951	* config/s390/constraints.md ("U", "W"): Invoke
26952	s390_mem_constraint with "ZR" and "ZT".
26953	* config/s390/s390.c (s390_check_qrst_address): Reject invalid
26954	addresses when using LRA.  Accept also short displacements for S
26955	and T constraints.  Do not check for long displacement target for
26956	S and T constraints.
26957	(s390_mem_constraint): Remove handling of U and W constraints.
26958	* config/s390/s390.md (various patterns): Remove the short
26959	displacement constraints (Q and R) if a long displacement
26960	constraint is present.  Add longdisp as required CPU capability.
26961	* config/s390/vector.md: Likewise.
26962	* config/s390/vx-builtins.md: Likewise.
26963
269642016-04-29  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
26965
26966	PR target/60040
26967	* reload1.c (reload): Call finish_spills before
26968	restarting reload loop. Skip select_reload_regs
26969	if update_eliminables_and_spill returns true.
26970
269712016-04-29  Claudiu Zissulescu  <claziss@synopsys.com>
26972
26973	* config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
26974	* config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
26975	(umulhisi3_imm): Update predicates and constraint letters.
26976	(umulhisi3_reg): Declare instruction as commutative.
26977	* config/arc/constraints.md (J12, J16): New constraints.
26978	* config/arc/predicates.md (short_unsigned_const_operand): New
26979	predicate.
26980	(arc_short_operand): Likewise.
26981	* testsuite/gcc.target/arc/umulsihi3_z.c: New file.
26982
269832016-04-29  Richard Biener  <rguenther@suse.de>
26984
26985	PR tree-optimization/13962
26986	PR tree-optimization/65686
26987	* tree-ssa-alias.h (ptrs_compare_unequal): Declare.
26988	* tree-ssa-alias.c (ptrs_compare_unequal): New function
26989	using PTA to compare pointers.
26990	* match.pd: Add pattern for pointer equality compare simplification
26991	using ptrs_compare_unequal.
26992
269932016-04-29  Richard Biener  <rguenther@suse.de>
26994
26995	* stor-layout.c (layout_type): Do not build a pointer-to-element
26996	type for arrays.
26997
269982016-04-29  Uros Bizjak  <ubizjak@gmail.com>
26999
27000	* config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
27001	Use SWI mode iterator.  Use general_reg_operand predicate.
27002	(Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
27003	peephole to MMX and SSE part.  Use mmx_reg_operand and sse_reg_operand
27004	predicates.
27005
270062016-04-29  Jakub Jelinek  <jakub@redhat.com>
27007
27008	PR middle-end/70843
27009	* fold-const.c (operand_equal_p): Don't verify hash value equality
27010	if arg0 == arg1.
27011	* tree.c (inchash::add_expr): Handle STATEMENT_LIST.  Ignore BLOCK
27012	and OMP_CLAUSE.
27013
270142016-04-28  Jakub Jelinek  <jakub@redhat.com>
27015
27016	PR target/70858
27017	* config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
27018	to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
27019	(bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
27020	__builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
27021	__builtin_ia32_pdep_di and __builtin_ia32_pext_di.
27022
270232016-04-28  Segher Boessenkool  <segher@kernel.crashing.org>
27024
27025	* config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
27026	to info.  Don't initialize separate fields to 0.  Clean up
27027	formatting a bit.
27028
270292016-04-28  Uros Bizjak  <ubizjak@gmail.com>
27030
27031	* config/i386/i386.md (peephole2s for operations with memory inputs):
27032	Use SWI mode iterator.
27033	(peephole2s for operations with memory outputs): Ditto.
27034	Do not check for stack checking probe.
27035
27036	(probe_stack): Remove expander.
27037
270382016-04-28  Joern Rennecke  <joern.rennecke@embecosm.com>
27039	    Andrew Burgess  <andrew.burgess@embecosm.com>
27040
27041	* config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
27042	operands as 32-bits.
27043
270442016-04-28  Jason Merrill  <jason@redhat.com>
27045
27046	* gdbinit.in: Skip line-map.h.
27047
270482016-04-28  Joern Rennecke  <joern.rennecke@embecosm.com>
27049	    Andrew Burgess  <andrew.burgess@embecosm.com>
27050
27051	* config/arc/arc.c (arc_conditional_register_usage): Take
27052	TARGET_RRQ_CLASS into account.
27053	(arc_print_operand): Support printing 'p' and 's' operands.
27054	* config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
27055	as 0.
27056	(TARGET_RRQ_CLASS): Define.
27057	(IS_POWEROF2_OR_0_P): Define.
27058	* config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
27059	alternatives.
27060	(*tst_movb): New define_insn.
27061	(*tst): Avoid recognition if it could prevent '*tst_movb'
27062	combination; replace c/CnL with c/Chs alternative.
27063	(*tst_bitfield_tst): New define_insn.
27064	(*tst_bitfield_asr): New define_insn.
27065	(*tst_bitfield): New define_insn.
27066	(andsi3_i): Add Rrq variant.
27067	(extzv): New define_expand.
27068	(insv): New define_expand.
27069	(*insv_i): New define_insn.
27070	(*movb): New define_insn.
27071	(*movb_signed): New define_insn.
27072	(*movb_high): New define_insn.
27073	(*movb_high_signed): New define_insn.
27074	(*movb_high_signed + 1): New define_split pattern.
27075	(*mrgb): New define_insn.
27076	(*mrgb + 1): New define_peephole2 pattern.
27077	(*mrgb + 2): New define_peephole2 pattern.
27078	* config/arc/arc.opt (mbitops): New option for nps400, uses
27079	TARGET_NPS_BITOPS_DEFAULT.
27080	* config/arc/constraints.md (q): Make register class conditional.
27081	(Rrq): New register constraint.
27082	(Chs): New constraint.
27083	(Clo): New constraint.
27084	(Chi): New constraint.
27085	(Cbf): New constraint.
27086	(Cbn): New constraint.
27087	(C18): New constraint.
27088	(Cbi): New constraint.
27089
270902016-04-28  Segher Boessenkool  <segher@kernel.crashing.org>
27091
27092	* cfganal.c (bitmap_intersection_of_succs): Delete assert checking
27093	dst->popcount.
27094	(bitmap_intersection_of_preds): Ditto.
27095	(bitmap_union_of_succs): Ditto.
27096	(bitmap_union_of_preds): Ditto.
27097	* sbitmap.c (do_popcount): Delete.
27098	(BITMAP_DEBUGGING): Delete.
27099	(sbitmap_verify_popcount): Delete.
27100	(sbitmap_alloc): Don't initialize the popcount field.
27101	(sbitmap_alloc_with_popcount): Delete.
27102	(sbitmap_resize): Don't resize the popcount array.
27103	(sbitmap_vector_alloc): Don't initialize the popcount field.
27104	(bitmap_copy): Don't copy the popcount array.
27105	(bitmap_clear): Don't clear the popcount array.
27106	(bitmap_clear): Delete the popcount array handling.
27107	(bitmap_ior_and_compl): Delete the popcount assert.
27108	(bitmap_not): Ditto.
27109	(bitmap_and_compl): Ditto.
27110	(bitmap_and): Delete the popcount array handling.
27111	(bitmap_xor): Ditto.
27112	(bitmap_ior): Ditto.
27113	(bitmap_or_and): Delete the popcount assert.
27114	(bitmap_and_or): Ditto.
27115	(popcount_table): Delete.
27116	(sbitmap_elt_popcount): Delete.
27117	* sbitmap.h (simple_bitmap_def): Delete the popcount field.
27118	(bitmap_set_bit): Delete the popcount assert.
27119	(bitmap_clear_bit): Ditto.
27120	(sbitmap_free): Don't free the popcount array.
27121	(sbitmap_alloc_with_popcount): Delete declaration.
27122	(sbitmap_popcount): Ditto.
27123
271242016-04-28  Joern Rennecke  <joern.rennecke@embecosm.com>
27125	    Andrew Burgess  <andrew.burgess@embecosm.com>
27126
27127	* config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
27128	(TARGET_NPS_CMEM_DEFAULT): Provide default definition.
27129	* config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
27130	(arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
27131	* config/arc/arc.opt (mcmem): New option.
27132	* config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
27133	supply length for r/m alternative.
27134	(*extendqisi2_ac): Likewise.
27135	(*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
27136	r/Uex alternative.
27137	(movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
27138	(movhi_insn): Likewise.
27139	(movsi_insn): Add r/Ucm,Ucm/w alternatives.
27140	(*zero_extendqihi2_i): Add r/Ucm alternative.
27141	(*zero_extendqisi2_ac): Likewise.
27142	(*zero_extendhisi2_i): Likewise.
27143	* config/arc/constraints.md (Uex): New memory constraint.
27144	(Ucm): New define_constraint.
27145	* config/arc/predicates.md (long_immediate_loadstore_operand):
27146	Return 0 for MEM with cmem_address address.
27147	(cmem_address_0): New predicates.
27148	(cmem_address_1): Likewise.
27149	(cmem_address_2): Likewise.
27150	(cmem_address): Likewise.
27151
271522016-04-28  Segher Boessenkool  <segher@kernel.crashing.org>
27153
27154	* config/rs6000/rs6000.c (machine_function): Rename
27155	insn_chain_scanned_p to spe_insn_chain_scanned_p.
27156	(rs6000_stack_info): Adjust.
27157
271582016-04-28  Joern Rennecke  <joern.rennecke@embecosm.com>
27159	    Andrew Burgess  <andrew.burgess@embecosm.com>
27160
27161	* config/arc/constraints.md (Usd): Convert to define_constraint.
27162	(Us<): Likewise.
27163	(Us>): Likewise.
27164
271652016-04-28  Jakub Jelinek  <jakub@redhat.com>
27166
27167	PR target/70821
27168	* config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
27169	Add new peephole2 where the first insn is *mov<mode>_or instead of
27170	*mov<mode>_internal.
27171
271722016-04-28  Segher Boesssenkool  <segher@kernel.crashing.org>
27173
27174	* tracer.c (bb_seen): Make static.
27175
271762016-04-28  Andrew Burgess  <andrew.burgess@embecosm.com>
27177
27178	* common/config/arc/arc-common.c (arc_handle_option): Add NPS400
27179	support, setup defaults.
27180	* config/arc/arc-opts.h (enum processor_type): Add NPS400.
27181	* config/arc/arc.c (arc_init): Add NPS400 support.
27182	* config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
27183	(TARGET_ARC700): NPS400 is also an ARC700.
27184	* config/arc/arc.opt: Add NPS400 options to -mcpu=.
27185
271862016-04-28  Segher Boessenkool  <segher@kernel.crashing.org>
27187
27188	PR target/70668
27189	* config/nds32/nds32.md (casesi): Don't access the operands array
27190	out of bounds.
27191
271922016-04-28  Uros Bizjak  <ubizjak@gmail.com>
27193
27194	* config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
27195	(or $-1,reg peephole2): Ditto.
27196	(strict_low_part zeroing peephole2): Use SWI12 mode iterator.
27197
271982016-04-28  Markus Trippelsdorf  <markus@trippelsdorf.de>
27199
27200	* doc/extend.texi (Common Function Attributes) [optimize]:
27201	Discourage use of the optimize attribute.
27202
272032016-04-28  Bill Seurer  <seurer@linux.vnet.ibm.com>
27204
27205	* config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
27206	special case builtin.
27207	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
27208	ALTIVEC_BUILTIN_VEC_ADDE.
27209	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
27210	support for ALTIVEC_BUILTIN_VEC_ADDE.
27211	* config/rs6000/rs6000.c (altivec_init_builtins): Add definition
27212	for __builtin_vec_adde.
27213
272142016-04-28  Jakub Jelinek  <jakub@redhat.com>
27215
27216	* config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
27217	* config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
27218
272192016-04-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
27220
27221	PR testsuite/70595
27222	* doc/sourcebuild.texi (Effective-Target Keywords, Other
27223	attributes): Document cilkplus_runtime.
27224
272252016-04-28  Martin Jambor  <mjambor@suse.cz>
27226
27227	* tree-cfg.c (verify_expr): Verify that local declarations belong to
27228	this function.  Call verify_expr on MEM_REFs and bases of other
27229	handled_components.
27230
272312016-04-28  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
27232
27233	* internal-fn.c (expand_arith_overflow): Convert preprocessor check
27234	for WORD_REGISTER_OPERATIONS to runtime check.
27235
272362016-04-28  Claudiu Zissulescu  <claziss@synopsys.com>
27237
27238	* config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
27239
272402016-04-28  Claudiu Zissulescu  <claziss@synopsys.com>
27241
27242	* config/arc/arc.c (arc_process_double_reg_moves): Fix for
27243	big-endian compilation.
27244	* config/arc/arc.md (addf3): Likewise.
27245	(subdf3): Likewise.
27246	(muldf3): Likewise.
27247
272482016-04-28  Richard Biener  <rguenther@suse.de>
27249
27250	PR tree-optimization/70840
27251	* match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
27252	Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
27253	Mark x * pow(x,c) -> pow(x,c+1) commutative.
27254	Add powi(x,y) * powi(z,y) -> powi(x*z,y).
27255
272562015-04-28  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
27257
27258	* config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
27259	and explain why in a comment.
27260
272612016-04-28  Claudiu Zissulescu  <claziss@synopsys.com>
27262
27263	* config/arc/arc.md (cpu_facility): Add fpx variant.
27264	(subdf3): Prohibit use reverse sub when assist operations option
27265	is enabled.
27266	* config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
27267	instructions only when FPX is enabled.
27268	* testsuite/gcc.target/arc/trsub.c: New test.
27269
272702016-04-28  Uros Bizjak  <ubizjak@gmail.com>
27271
27272	* config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
27273	mult_operator when calculating "type" attribute.
27274	(*fop_<mode>_1_i387): Ditto.
27275	(*fop_xf_1_i387): Ditto.
27276	(x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
27277	Use std::swap to swap operands.  Use RTL expressions to generate
27278	converted pattern.
27279
272802016-04-28  Claudiu Zissulescu  <claziss@synopsys.com>
27281	    Joern Rennecke  <joern.rennecke@embecosm.com>
27282
27283	* config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
27284	declaration.
27285	(emit_pic_move): Remove.
27286	(arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
27287	* config/arc/arc.c (emit_pic_move): Removed.
27288	(TARGET_HAVE_TLS): Define.
27289	(arc_conditional_register_usage): Test for arc_tp_regno.
27290	(arc_print_operand, arc_print_operand_address): Handle TLS
27291	unspecs.
27292	(arc_needs_pcl_p): New function.
27293	(arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
27294	(arc_legitimate_pic_addr_p): Handle TLS unspecs.
27295	(arc_raw_symbolic_reference_mentioned_p): Likewise.
27296	(arc_get_tp, arc_emit_call_tls_get_addr): New function.
27297	(arc_legitimize_tls_address): Likewise.
27298	(DTPOFF_ZERO_SYM): Define.
27299	(arc_legitimize_pic_address): Make it static, handle TLS cases.
27300	(arc_output_pic_addr_const): Print TLS unspecs.
27301	(prepare_pic_move): New function, replaces emit_pic_move.
27302	(arc_legitimate_constant_p): Handle TLS unspecs.
27303	(arc_legitimate_address_p): Likewise.
27304	(arc_rewrite_small_data_p): Use assert for TLS constants.
27305	(prepare_move_operands): Use prepare_pic_move.
27306	(arc_legitimize_address): Legitimize tls addresses.
27307	(arc_epilogue_uses): Check for arc_tp_regno.
27308	(arc_eh_uses, insn_is_tls_gd_dispatch): New function.
27309	* config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
27310	Define.
27311	[DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
27312	Likewise.
27313	[DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
27314	%(arc_tls_extra_start_spec).
27315	(TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
27316	(REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
27317	(EH_USES): Define.
27318	(INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
27319	* config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
27320	(UNSPEC_TLS_OFF): Add.
27321	(R10_REG): Define.
27322	(tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
27323	(get_thread_pointersi): New patterns.
27324	* config/arc/arc.opt (mtp-regno): New option.
27325	* config/arc/predicates.md (move_src_operand): Handle TLS symbols.
27326	(move_dest_operand): Likewise.
27327	* configure: Regenerate.
27328	* configure.ac: Add arc*-*-* case to test for tls.
27329	* doc/invoke.texi (ARC options): Document mtp-regno.
27330
273312016-04-28  Claudiu Zissulescu  <claziss@synopsys.com>
27332
27333	* config/arc/arc.c (arc_vector_mode_supported_p): Add support for
27334	the new ARC HS SIMD instructions.
27335	(arc_preferred_simd_mode): New function.
27336	(arc_autovectorize_vector_sizes): Likewise.
27337	(TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
27338	(TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
27339	(arc_init_reg_tables): Accept new ARC HS SIMD modes.
27340	(arc_init_builtins): Add new SIMD builtin types.
27341	(arc_split_move): Handle 64 bit vector moves.
27342	* config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
27343	(TARGET_PLUS_QMACW): Define.
27344	* config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
27345	(DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
27346	(VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
27347	(VSUBADD4H): New builtins.
27348	* config/arc/simdext.md: Add new ARC HS SIMD instructions.
27349	* testsuite/gcc.target/arc/builtin_simdarc.c: New file.
27350
273512016-04-28  Eduard Sanou  <dhole@openmailbox.org>
27352	    Matthias Klose  <doko@debian.org>
27353
27354	* doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
27355
273562016-04-28  Richard Biener  <rguenther@suse.de>
27357
27358	PR middle-end/70777
27359	* fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
27360	canonicalization.
27361
273622016-04-28  Oleg Endo  <olegendo@gcc.gnu.org>
27363
27364	* common/config/sh/sh-common.c: Remove SH5 support.
27365	* config/sh/constraints.md: Likewise.
27366	* config/sh/config/sh/elf.h: Likewise.
27367	* config/sh/linux.h: Likewise.
27368	* config/sh/netbsd-elf.h: Likewise.
27369	* config/sh/predicates.md: Likewise.
27370	* config/sh/sh-c.c: Likewise.
27371	* config/sh/sh-protos.h: Likewise.
27372	* config/sh/sh.c: Likewise.
27373	* config/sh/sh.h: Likewise.
27374	* config/sh/sh.md: Likewise.
27375	* config/sh/sh.opt: Likewise.
27376	* config/sh/sync.md: Likewise.
27377	* config/sh/sh64.h: Delete.
27378	* config/sh/shmedia.h: Likewise.
27379	* config/sh/shmedia.md: Likewise.
27380	* config/sh/sshmedia.h: Likewise.
27381	* config/sh/t-netbsd-sh5-64: Likewise.
27382	* config/sh/t-sh64: Likewise.
27383	* config/sh/ushmedia.h: Likewise.
27384
273852016-04-28  Uros Bizjak  <ubizjak@gmail.com>
27386
27387	* config/i386/i386.md (sign_extend to memory peephole2s): Use
27388	general_reg_operand instead of register_operand predicate.
27389
273902016-04-27  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
27391
27392	* params.def (MIN_PARTITION_SIZE): Set default value to 10000.
27393
273942016-04-27  Marc Glisse  <marc.glisse@inria.fr>
27395
27396	* match.pd (A - B > A, A + B < A): New transformations.
27397
273982016-04-27  Patrick Palka  <ppalka@gcc.gnu.org>
27399
27400	* genattrtab.c (write_test_expr): New parameter EMIT_PARENS
27401	which defaults to true.  Emit an outer pair of parentheses only if
27402	EMIT_PARENS.  When continuing a chain of && or || (or & or |),
27403	don't emit parentheses for the right-hand operand.
27404
274052016-04-27  Jeff Law  <law@redhat.com>
27406
27407	* tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
27408
274092016-04-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
27410
27411	* config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
27412	(altivec_lvx_<mode>_internal): Document.
27413	(altivec_lvx_<mode>_2op): New define_insn.
27414	(altivec_lvx_<mode>_1op): Likewise.
27415	(altivec_lvx_<mode>_2op_si): Likewise.
27416	(altivec_lvx_<mode>_1op_si): Likewise.
27417	(altivec_stvx_<mode>): Remove.
27418	(altivec_stvx_<mode>_internal): Document.
27419	(altivec_stvx_<mode>_2op): New define_insn.
27420	(altivec_stvx_<mode>_1op): Likewise.
27421	(altivec_stvx_<mode>_2op_si): Likewise.
27422	(altivec_stvx_<mode>_1op_si): Likewise.
27423	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
27424	Expand vec_ld and vec_st during parsing.
27425	* config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
27426	changes.
27427	(altivec_expand_stvx_be): Likewise.
27428	(altivec_expand_lv_builtin): Expand lvx built-ins to expose the
27429	address-masking behavior in RTL.
27430	(altivec_expand_stv_builtin): Expand stvx built-ins to expose the
27431	address-masking behavior in RTL.
27432	(altivec_expand_builtin): Change builtin code arguments for calls
27433	to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
27434	(insn_is_swappable_p): Avoid incorrect swap optimization in the
27435	presence of lvx/stvx patterns.
27436	(alignment_with_canonical_addr): New function.
27437	(alignment_mask): Likewise.
27438	(find_alignment_op): Likewise.
27439	(recombine_lvx_pattern): Likewise.
27440	(recombine_stvx_pattern): Likewise.
27441	(recombine_lvx_stvx_patterns): Likewise.
27442	(rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
27443	stvx patterns from expand.
27444	* config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
27445	expansions.
27446	(vector_altivec_store_<mode>): Likewise.
27447
274482016-04-26  Evandro Menezes  <e.menezes@samsung.com>
27449
27450	* config/aarch64/aarch64.md
27451	(*movhf_aarch64): Add "movi %0, #0" to zero up register and
27452	remove the "fp" attributes.
27453	(*movsf_aarch64): Add "movi %0, #0" to zero up register and
27454	add the "simd" attributes.
27455	(*movdf_aarch64): Likewise.
27456	(*movtf_aarch64): Remove the "fp" attributes.
27457	* testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
27458	* testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
27459
274602016-04-27  David Malcolm  <dmalcolm@redhat.com>
27461
27462	* emit-rtl.c (maybe_set_first_label_num): Strengthen param from
27463	rtx to rtx_code_label *.
27464	* rtl.h (maybe_set_first_label_num): Likewise.
27465
274662016-04-27  David Malcolm  <dmalcolm@redhat.com>
27467
27468	* df-core.c (df_add_problem): Make the problem param be const.
27469	(df_remove_problem): Make local "problem" be const.
27470	* df-problems.c (problem_RD): Make const.
27471	(problem_LR): Likewise.
27472	(problem_LIVE): Likewise.
27473	(problem_MIR): Likewise.
27474	(problem_CHAIN): Likewise.
27475	(problem_WORD_LR): Likewise.
27476	(problem_NOTE): Likewise.
27477	(problem_MD): Likewise.
27478	* df-scan.c (problem_SCAN): Likewise.
27479	* df.h (struct df_problem): Make field "dependent_problem" be
27480	const.
27481	(struct dataflow): Likewise for field "problem".
27482	(df_add_problem): Make param const.
27483
274842016-04-27  Uros Bizjak  <ubizjak@gmail.com>
27485
27486	* config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
27487	inter-unit moves to/from vector registers are enabled.  Do not disable
27488	for TARGET_MMX.
27489
274902016-04-27  David Malcolm  <dmalcolm@redhat.com>
27491
27492	* df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
27493	DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
27494	#define to...
27495	(enum df_problem_id): ...this new enum.
27496	(struct df_problem): Convert field "id" from "int" to
27497	enum df_problem_id.
27498
274992016-04-27  David Malcolm  <dmalcolm@redhat.com>
27500
27501	* rtl.def: Update comment for "things in the instruction chain" to
27502	reflect the removal of the leading "i" field for INSN_UID in
27503	r210360.  Fix bogus apostrophe.
27504
275052016-04-27  Uros Bizjak  <ubizjak@gmail.com>
27506
27507	* config/i386/i386.md
27508	(lea arith with mem operand + setcc peephole2): Set operator mode.
27509
275102016-04-27  H.J. Lu  <hongjiu.lu@intel.com>
27511
27512	PR target/70155
27513	* config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
27514	(dimode_scalar_to_vector_candidate_p): This.
27515	(timode_scalar_to_vector_candidate_p): New function.
27516	(scalar_to_vector_candidate_p): Likewise.
27517	(timode_check_non_convertible_regs): Likewise.
27518	(timode_remove_non_convertible_regs): Likewise.
27519	(remove_non_convertible_regs): Likewise.
27520	(remove_non_convertible_regs): Renamed to ...
27521	(dimode_remove_non_convertible_regs): This.
27522	(scalar_chain::~scalar_chain): Make it virtual.
27523	(scalar_chain::compute_convert_gain): Make it pure virtual.
27524	(scalar_chain::mark_dual_mode_def): Likewise.
27525	(scalar_chain::convert_insn): Likewise.
27526	(scalar_chain::convert_registers): Likewise.
27527	(scalar_chain::add_to_queue): Make it protected.
27528	(scalar_chain::emit_conversion_insns): Likewise.
27529	(scalar_chain::replace_with_subreg): Likewise.
27530	(scalar_chain::replace_with_subreg_in_insn): Likewise.
27531	(scalar_chain::convert_op): Likewise.
27532	(scalar_chain::convert_reg): Likewise.
27533	(scalar_chain::make_vector_copies): Likewise.
27534	(scalar_chain::convert_registers): New pure virtual function.
27535	(class dimode_scalar_chain): New class.
27536	(class timode_scalar_chain): Likewise.
27537	(scalar_chain::mark_dual_mode_def): Renamed to ...
27538	(dimode_scalar_chain::mark_dual_mode_def): This.
27539	(timode_scalar_chain::mark_dual_mode_def): New function.
27540	(timode_scalar_chain::convert_insn): Likewise.
27541	(dimode_scalar_chain::convert_registers): Likewise.
27542	(scalar_chain::compute_convert_gain): Renamed to ...
27543	(dimode_scalar_chain::compute_convert_gain): This.
27544	(scalar_chain::replace_with_subreg): Renamed to ...
27545	(dimode_scalar_chain::replace_with_subreg): This.
27546	(scalar_chain::replace_with_subreg_in_insn): Renamed to ...
27547	(dimode_scalar_chain::replace_with_subreg_in_insn): This.
27548	(scalar_chain::make_vector_copies): Renamed to ...
27549	(dimode_scalar_chain::make_vector_copies): This.
27550	(scalar_chain::convert_reg): Renamed to ...
27551	(dimode_scalar_chain::convert_reg ): This.
27552	(scalar_chain::convert_op): Renamed to ...
27553	(dimode_scalar_chain::convert_op): This.
27554	(scalar_chain::convert_insn): Renamed to ...
27555	(dimode_scalar_chain::convert_insn): This.
27556	(scalar_chain::convert): Call convert_registers.
27557	(convert_scalars_to_vector): Change to scalar_chain pointer to
27558	use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
27559	in 32-bit mode.  Delete scalar_chain pointer.  Call
27560	free_dominance_info in 64-bit mode.
27561	(pass_stv::gate): Remove TARGET_64BIT check.
27562	(ix86_option_override): Put the 64-bit STV pass before the CSE
27563	pass.
27564
275652016-04-27  Pierre-Marie de Rodat  <derodat@adacore.com>
27566
27567	* dwarf2out.h (struct dw_loc_descr_node): Remove the
27568	dw_loc_frame_offset field.
27569	* dwarf2out.c (new_loc_descr): Likewise.
27570	(resolve_args_picking_1): Turn the VISITED hash set into a
27571	FRAME_OFFSET hash map. Use it to associate a frame offset to
27572	visited nodes. Remove uses of the CHECKING_P macro.
27573	(resolve_args_picking): Update call to resolve_args_picking_1.
27574
275752016-04-27  Martin Liska  <mliska@suse.cz>
27576
27577	* tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
27578	(free_loop_data): Release vuses of groups.
27579
275802016-04-27  Bin Cheng  <bin.cheng@arm.com>
27581
27582	* tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
27583	instead of redundant use_id and boolean have_use_for.
27584	(struct iv_use): Change sub_id into group_id.  Remove field next.
27585	Move fields: related_cands, n_map_members, cost_map and selected
27586	to ...
27587	(struct iv_group): ... here.  New structure.
27588	(struct iv_common_cand): Use structure declaration directly.
27589	(struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
27590	(MAX_CONSIDERED_USES): Rename macro to ...
27591	(MAX_CONSIDERED_GROUPS): ... here.
27592	(n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
27593	(dump_iv, dump_use, dump_cand): Refactor format of dump information.
27594	(dump_uses): Rename to ...
27595	(dump_groups): ... here.  Update all uses.
27596	(tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
27597	(find_induction_variables): Refactor format of dump information.
27598	(record_sub_use): Delete.
27599	(record_use): Update all uses.
27600	(record_group): New function.
27601	(record_group_use, find_interesting_uses_op): Call above functions.
27602	Update all uses.
27603	(find_interesting_uses_cond): Ditto.
27604	(group_compare_offset): New function.
27605	(split_all_small_groups): Rename to ...
27606	(split_small_address_groups_p): ... here.  Update all uses.
27607	(split_address_groups):  Update all uses.
27608	(find_interesting_uses): Refactor format of dump information.
27609	(add_candidate_1): Update all uses.  Remove redundant check on iv,
27610	base and step.
27611	(add_candidate, record_common_cand): Remove redundant assert.
27612	(add_iv_candidate_for_biv): Update use.
27613	(add_iv_candidate_derived_from_uses): Update all uses.
27614	(add_iv_candidate_for_groups, record_important_candidates): Ditto.
27615	(alloc_use_cost_map): Ditto.
27616	(set_use_iv_cost, get_use_iv_cost): Rename to ...
27617	(set_group_iv_cost, get_group_iv_cost): ... here.  Update all uses.
27618	(determine_use_iv_cost_generic): Ditto.
27619	(determine_group_iv_cost_generic): Ditto.
27620	(determine_use_iv_cost_address): Ditto.
27621	(determine_group_iv_cost_address): Ditto.
27622	(determine_use_iv_cost_condition): Ditto.
27623	(determine_group_iv_cost_cond): Ditto.
27624	(determine_use_iv_cost): Ditto.
27625	(determine_group_iv_cost): Ditto.
27626	(set_autoinc_for_original_candidates): Update all uses.
27627	(find_iv_candidates): Update all uses.  Refactor dump information.
27628	(determine_use_iv_costs): Ditto.
27629	(determine_iv_costs): Ditto.
27630	(iv_ca_cand_for_use): Rename to ...
27631	(iv_ca_cand_for_group): ... here.  Update all uses.
27632	(iv_ca_add_use, iv_ca_add_group): Ditto.
27633	(iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
27634	(iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
27635	(iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
27636	(iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
27637	(try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
27638	(create_new_iv, adjust_iv_update_pos): Ditto.
27639	(rewrite_use_address): Delete.
27640	(rewrite_use_address_1): Rename to ...
27641	(rewrite_use_address): ... here.
27642	(rewrite_use_compare): Update all uses.
27643	(rewrite_use): Delete.
27644	(rewrite_uses): Rename to ...
27645	(rewrite_groups): ... here.  Update all uses.
27646	(remove_unused_ivs, free_loop_data): Update all uses.
27647	(tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
27648
276492016-04-27  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
27650
27651	* rtlanal.c (nonzero_bits1): Convert preprocessor check
27652	for WORD_REGISTER_OPERATIONS to runtime check.
27653
276542016-04-27  Richard Biener  <rguenther@suse.de>
27655
27656	PR ipa/70760
27657	* tree-ssa-structalias.c (find_func_aliases_for_call): Use
27658	aggregate_value_p to determine if a function result is
27659	returned by reference.
27660	(ipa_pta_execute): Functions having their address taken are
27661	not automatically nonlocal.
27662
276632016-04-27  Jakub Jelinek  <jakub@redhat.com>
27664
27665	PR sanitizer/70683
27666	* tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
27667	* fold-const.c (operand_equal_p): If flag_checking and
27668	OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
27669	and if it returns non-zero, assert iterative_hash_expr on both
27670	args is the same.
27671
276722016-04-27  Bernd Schmidt  <bschmidt@redhat.com>
27673
27674	* doc/invoke.texi (-frename-registers): Also enabled at -Os.
27675
276762016-04-27  Nick Clifton  <nickc@redhat.com>
27677
27678	PR middle-end/49889
27679	* varasm.c (merge_weak): Generate an error if an attempt is made
27680	to convert a non-weak static function into a weak, public function.
27681
276822016-04-27  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
27683
27684	* params.def (MAX_PARTITION_SIZE): New param.
27685	* doc/invoke.texi: Document lto-max-partition.
27686
276872016-04-27  Richard Biener  <rguenther@suse.de>
27688
27689	PR ipa/70785
27690	* tree-ssa-structalias.c (refered_from_nonlocal_fn): New
27691	function cummulating used_from_other_partition, externally_visible
27692	and force_output from aliases.
27693	(refered_from_nonlocal_var): Likewise.
27694	(ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
27695	node flags properly.
27696
276972016-04-27  Bernd Schmidt  <bschmidt@redhat.com>
27698
27699	* doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
27700	(-Wmemset-elt-size): New item.
27701
277022016-04-27  Eric Botcazou  <ebotcazou@adacore.com>
27703
27704	PR ada/70759
27705	* stor-layout.h (internal_reference_types): Delete.
27706	* stor-layout.c (reference_types_internal): Likewise.
27707	(internal_reference_types): Likewise.
27708	(layout_type) <REFERENCE_TYPE>: Adjust.
27709
277102016-04-27  Jakub Jelinek  <jakub@redhat.com>
27711
27712	PR sanitizer/70683
27713	* tree.h (inchash::add_expr): Add FLAGS argument.
27714	* tree.c (inchash::add_expr): Likewise.  If not OEP_ADDRESS_OF,
27715	use STRIP_NOPS first.  For INTEGER_CST assert not OEP_ADDRESS_OF.
27716	For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
27717	Formatting fix.  Adjust recursive calls.  For tcc_comparison,
27718	if swap_tree_comparison (code) is smaller than code, hash that
27719	and arguments in the other order.  Hash CONVERT_EXPR the same
27720	as NOP_EXPR.  For OEP_ADDRESS_OF hash MEM_REF with 0 offset
27721	of ADDR_EXPR of decl as the decl itself.  Add or remove
27722	OEP_ADDRESS_OF from recursive flags as needed.  For
27723	FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
27724	operands commutatively and only the third one normally.
27725	For internal CALL_EXPR hash in CALL_EXPR_IFN.
27726
277272016-04-27  Sebastian Huber  <sebastian.huber@embedded-brains.de>
27728
27729	* config/rtems.h (LIB_SPEC): Add -latomic.
27730
277312016-04-27  Joel Sherrill  <joel@rtems.org>
27732
27733	* config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
27734	xilink.ld and flags not relevant to RTEMS.
27735
277362016-04-26  Zhouyi Zhou  <yizhouzhou@ict.ac.cn>
27737
27738	* toplev.c (backend_init_target): Avoid calling init_reload when using
27739	LRA.
27740
277412016-04-26  Jakub Jelinek  <jakub@redhat.com>
27742
27743	* reorg.c (try_merge_delay_insns): Declare i and j inside the
27744	for loops rather than one for the whole function.
27745
277462016-04-26  Marc Glisse  <marc.glisse@inria.fr>
27747
27748	* match.pd (X + CST CMP X): New transformation.
27749
277502016-04-26  Marc Glisse  <marc.glisse@inria.fr>
27751
27752	* genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
27753	* fold-const.c (fold_binary_loc): Remove 2 transformations
27754	superseded by match.pd.
27755	* match.pd (x+x -> x*2): Generalize to integers.
27756
277572016-04-26  Bernd Schmidt  <bschmidt@redhat.com>
27758
27759	* config/i386/i386.md (operation on memory peephole): Duplicate an
27760	existing peephole and adapt it to match lea rather than an operation
27761	that clobbers CC.
27762
27763	PR rtl-optimization/57193
27764	* opts.c (default_options_table): Add OPT_frename_registers at -O2
27765	and above.
27766	* doc/invoke.texi (-frename-registers, -O2): Update documentation.
27767
277682016-04-26  Bin Cheng  <bin.cheng@arm.com>
27769
27770	* tree-if-conv.c (any_pred_load_store): New static variable.
27771	(if_convertible_gimple_assign_stmt_p): Remove parameter.  Use
27772	any_pred_load_store instead of and_mask_load_store.
27773	(if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
27774	(if_convertible_loop_p, insert_gimplified_predicates): Ditto.
27775	(combine_blocks, tree_if_conversion): Ditto.
27776
277772016-04-26  Bin Cheng  <bin.cheng@arm.com>
27778
27779	PR tree-optimization/70771
27780	PR tree-optimization/70775
27781	* tree-if-conv.c (if_convertible_phi_p): Remove check on special
27782	virtual PHI nodes.  Delete parameter.
27783	(if_convertible_loop_p_1): Delete argument to above function.
27784	(predicate_all_scalar_phis): Delete code handling single-argument
27785	PHIs.
27786	(tree_if_conversion): Mark and update virtual SSA.
27787
277882016-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
27789
27790	PR target/61821
27791	* config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
27792	(x86_elf_aligned_common): Rename to ...
27793	(x86_elf_aligned_decl_common): ... this.
27794	Add decl arg.  Switch to .lbss for largecomm object.  Use
27795	LARGECOMM_SECTION_ASM_OP.
27796	* config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
27797	renaming.
27798	* config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
27799	(ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
27800	Pass new decl arg.
27801	* config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
27802	[!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
27803
278042016-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
27805
27806	PR target/59407
27807	* config/i386/i386.c (SECTION_LARGE): Define.
27808	(x86_64_elf_select_section): Set it for large data/bss sections.
27809	Only clear SECTION_WRITE for .lrodata.
27810	(x86_64_elf_section_type_flags): Set SECTION_LARGE for large
27811	data/bss sections.
27812	* config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
27813	* varasm.c (default_elf_asm_named_section): Grow flagchars.
27814	[MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
27815	SECTION_MACH_DEP.
27816	* doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
27817	* doc/tm.texi: Regenerate.
27818
278192016-04-26  Jakub Jelinek  <jakub@redhat.com>
27820
27821	PR bootstrap/70704
27822	* configure.ac (--enable-checking): Document extra flag, for
27823	non-release builds default to --enable-checking=yes,extra.
27824	If misc checking and extra checking, define CHECKING_P to 2 instead
27825	of 1.
27826	* common.opt (fchecking=): Add.
27827	* doc/invoke.texi (-fchecking=): Document.
27828	* doc/install.texi: Document --enable-checking changes.
27829	* configure: Regenerated.
27830	* config.in: Regenerated.
27831
278322016-04-25  Uros Bizjak  <ubizjak@gmail.com>
27833
27834	* config/i386/i386.md (*movxi_internal_avx512f): Use insn type
27835	attribute instead of which_alternative.
27836	* config/i386/sse.md (*mov<mode>_internal): Ditto.
27837	Use EXT_REX_SSE_REG_P where appropriate.
27838
278392016-04-25  Uros Bizjak  <ubizjak@gmail.com>
27840
27841	* config/i386/predicates.md (const0_operand): Do not match
27842	const_wide_int code.
27843	(const1_operand): Ditto.
27844
278452016-04-25  Uros Bizjak  <ubizjak@gmail.com>
27846
27847	* config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
27848	for SSE constm1 operands and TARGET_AVX512VL.
27849	(*movti_internal): Ditto.
27850	(*mov<mode>_or): Use constm1_operand predicate.
27851	* config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
27852	for SSE vector_all_ones operands and TARGET_AVX512VL.
27853	* config/i386/predicates.md (constm1_operand): New predicate.
27854	* config/i386/i386.c (standard_sse_constant_opcode): Simplify
27855	emission of constant -1 load.
27856
278572016-04-25  Jason Merrill  <jason@redhat.com>
27858
27859	* gdbinit.in: Skip is-a.h.
27860
27861	* attribs.c (register_scoped_attributes): Fix logic.
27862	* attribs.h: Declare register_scoped_attributes.
27863
278642016-04-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
27865
27866	* config/rs6000/rs6000-builtin.def: Correct pasto error for
27867	stxvd2x and stxvw4x built-in functions.
27868
278692016-04-25  DJ Delorie  <dj@redhat.com>
27870
27871	* config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
27872	(ashrhi3): Likewise.
27873	(lshrhi3): Likewise.
27874
278752016-04-25  Richard Biener  <rguenther@suse.de>
27876
27877	PR tree-optimization/70780
27878	* tree-ssa-pre.c (compute_antic_aux): Also return true if the block
27879	wasn't visited yet.
27880	(compute_antic): Mark blocks with abnormal preds as visited as
27881	they have a final empty antic-in solution already.
27882
278832016-04-25  Michael Collison  <michael.collison@linaro.org>
27884
27885	* ChangeLog(2016-04-25): Fix ChangeLog formatting.
27886
278872016-04-25  Michael Collison  <michael.collison@linaro.org>
27888
27889	* config/arm/neon.md (widen_<us>sum<mode>): New patterns where
27890	mode is VQI to improve mixed mode vectorization.
27891	* config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
27892	define_insn to match low half of signed vaddw.
27893	* config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
27894	define_insn to match high half of signed vaddw.
27895	* config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
27896	define_insn to match low half of unsigned vaddw.
27897	* config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
27898	define_insn to match high half of unsigned vaddw.
27899	* config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
27900	(arm_simd_check_vect_par_cnst_half_p): Likewise.
27901	* config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
27902	for new function.
27903	(arm_simd_check_vect_par_cnst_half_p): Likewise.
27904	* config/arm/predicates.md (vect_par_constant_high): Support
27905	big endian and simplify by calling
27906	arm_simd_check_vect_par_cnst_half
27907	(vect_par_constant_low): Likewise.
27908
279092016-04-25  Uros Bizjak  <ubizjak@gmail.com>
27910
27911	* config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
27912	predicate for operand 2.
27913
279142016-04-24  Uros Bizjak  <ubizjak@gmail.com>
27915	    H.J. Lu  <hongjiu.lu@intel.com>
27916
27917	* config/i386/i386-protos.h (standard_sse_constant_p): Add
27918	machine_mode argument.
27919	* config/i386/i386.c (standard_sse_constant_p): Return 2 for
27920	constm1_rtx operands.  For VOIDmode constants, get mode from
27921	pred_mode.  Check mode size if the mode is supported by ABI.
27922	(standard_sse_constant_opcode): Do not use standard_constant_p.
27923	Strictly check ABI support for all-ones operands.
27924	(ix86_legitimate_constant_p): Handle TImode, OImode and XImode
27925	immediates. Update calls to standard_sse_constant_p.
27926	(ix86_expand_vector_move): Update calls to standard_sse_constant_p.
27927	(ix86_rtx_costs): Ditto.
27928	* config/i386/i386.md (*movxi_internal_avx512f): Use
27929	nonimmediate_or_sse_const_operand instead of vector_move_operand.
27930	Use (v,BC) alternative instead of (v,C). Use register_operand
27931	checks instead of MEM_P.
27932	(*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
27933	of vector_move_operand.  Add (v,BC) alternative and corresponding avx2
27934	isa attribute.  Use register_operand checks instead of MEM_P.
27935	(*movti_internal): Use nonimmediate_or_sse_const_operand for
27936	TARGET_SSE.  Improve TARGET_SSE insn constraint.  Add (v,BC)
27937	alternative and corresponding sse2 isa attribute.
27938	(*movtf_internal, *movdf_internal, *movsf_interal): Update calls
27939	to standard_sse_constant_p.
27940	(FP constant splitters): Ditto.
27941	* config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
27942	(C): Ditto.
27943	* config/i386/predicates.md (constm1_operand): Remove.
27944	(nonimmediate_or_sse_const_operand): Rewrite using RTX.
27945	* config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
27946	vector_all_ones_operand instead of constm1_operand.
27947
279482016-04-24  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
27949
27950	* print-rtl.c (print_rtx_insn_vec): New function.
27951	* print-rtl.h: New prototype.
27952	* store-motion.c (struct st_expr): Make avail_stores a vector.
27953	(st_expr_entry): Adjust.
27954	(free_st_expr_entry): Likewise.
27955	(print_store_motion_mems): Likewise.
27956	(find_moveable_store): Likewise.
27957	(compute_store_table): Likewise.
27958	(delete_store): Likewise.
27959	(build_store_vectors): Likewise.
27960
279612016-04-24  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
27962
27963	* reorg.c (try_merge_delay_insns): Make merged_insns a vector.
27964
279652016-04-24  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
27966
27967	* vec.h (vec_safe_contains): New function.
27968	(vec::contains): Likewise.
27969	(vec::begin): Likewise.
27970	(vec::end): Likewise.
27971
279722016-04-23  Jakub Jelinek  <jakub@redhat.com>
27973
27974	PR sanitizer/70712
27975	* cfgexpand.c (expand_stack_vars): Fix typo.
27976
279772016-04-22  Szabolcs Nagy  <szabolcs.nagy@arm.com>
27978
27979	* system.h (list, map, set, vector): Include conditionally.
27980	* auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
27981	* graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
27982	* ipa-icf.c (INCLUDE_LIST): Define.
27983	* config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
27984	* config/sh/sh.c (INCLUDE_VECTOR): Define.
27985	* config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
27986	(INCLUDE_LIST, INCLUDE_VECTOR): Define.
27987	* cp/logic.cc (INCLUDE_LIST): Define.
27988	* fortran/trans-common.c (INCLUDE_MAP): Define.
27989
279902016-04-22  Szabolcs Nagy  <szabolcs.nagy@arm.com>
27991
27992	* auto-profile.c: Remove <string.h> include.
27993	* ipa-icf-gimple.c: Remove <list> include.
27994	* diagnostic.c: Remove <new> include.
27995	* genmatch.c: Likewise.
27996	* pretty-print.c: Likewise.
27997	* toplev.c: Likewise
27998	* c/c-objc-common.c: Likewise.
27999	* cp/error.c: Likewise.
28000	* fortran/error.c: Likewise.
28001
280022016-04-22  Richard Biener  <rguenther@suse.de>
28003
28004	* lto-streamer-in.c (input_ssa_names): Do not allocate
28005	GIMPLE_NOP for all SSA names.
28006	* lto-streamer-out.c (output_ssa_names): Do not output
28007	SSA names that should have been released.
28008
280092016-04-22  Richard Biener  <rguenther@suse.de>
28010
28011	PR tree-optimization/70740
28012	* tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
28013	VDEF.
28014
280152016-04-21  H.J. Lu  <hongjiu.lu@intel.com>
28016
28017	PR target/70750
28018	* config/i386/predicates.md (call_insn_operand): Replace
28019	sibcall_memory_operand with memory_operand.
28020
280212016-04-21  Patrick Palka  <ppalka@gcc.gnu.org>
28022
28023	* tree-vrp.c (register_edge_assert_for_2): Remove redundant
28024	has_single_use() tests.
28025	(register_edge_assert_for_1): Likewise.
28026	(find_assert_locations_1): Check the liveness bitmap instead of
28027	checking has_single_use().
28028
280292016-04-21  Kirill Yukhin  <kirill.yukhin@intel.com>
28030
28031	PR target/70728
28032	* config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
28033	Extract AVX-512BW constraint from AVX.
28034
280352016-04-21  Richard Biener  <rguenther@suse.de>
28036
28037	PR tree-optimization/70725
28038	* tree-if-conv.c (if_convertible_phi_p): Adjust guard
28039	for phi_convertible_by_degenerating_args.
28040	(predicate_all_scalar_phis): Handle single-argument PHIs.
28041
280422016-04-21  Richard Biener  <rguenther@suse.de>
28043
28044	PR middle-end/70747
28045	* fold-const.c (fold_comparison): Return properly typed
28046	constant boolean.
28047
280482016-04-21  Bin Cheng  <bin.cheng@arm.com>
28049
28050	PR tree-optimization/70715
28051	* tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
28052	after expanding BASE using expand_simple_operations.
28053
280542016-04-21  Marc Glisse  <marc.glisse@inria.fr>
28055
28056	* match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
28057	New transformations.
28058
280592016-04-21  Marc Glisse  <marc.glisse@inria.fr>
28060
28061	* match.pd (min(int_max, x), max(int_min, x)): New transformations.
28062
280632016-04-20  Jan Hubicka  <jh@suse.cz>
28064
28065	* ipa-inline.c (can_inline_edge_p): Pass caller info to
28066	ultiimate_alias_target.
28067	(update_callee_keys): Likewise.
28068	(lookup_recursive_calls): Likewise.
28069	(speculation_useful_p): Likewise.
28070
280712016-04-20  Jan Hubicka  <jh@suse.cz>
28072
28073	PR ipa/70018
28074	* cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
28075	(set_nothrow_flag_1): ... this; handle interposition correctly;
28076	recurse on aliases and thunks.
28077	(cgraph_node::set_nothrow_flag): New.
28078	* ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
28079	functions compiled with non-call exceptions that binds to current
28080	def.
28081	(propagate_nothrow): Be safe WRT interposition.
28082	* cgraph.h (set_nothrow_flag): Update prototype.
28083
280842016-04-18  Jan Hubicka  <jh@suse.cz>
28085
28086	* tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
28087	max_loop_iterations_int.
28088	(tree_unswitch_outer_loop): Likewise.
28089
280902016-04-20  Bin Cheng  <bin.cheng@arm.com>
28091
28092	PR tree-optimization/69489
28093	* tree-if-conv.c (phi_convertible_by_degenerating_args): New.
28094	(if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
28095	Revise dump message.
28096	(if_convertible_bb_p): Remove check on edge count of basic block's
28097	predecessors.
28098
280992016-04-20  Bin Cheng  <bin.cheng@arm.com>
28100
28101	PR tree-optimization/56625
28102	PR tree-optimization/69489
28103	* tree-data-ref.h (DR_INNERMOST): New macro.
28104	* tree-if-conv.c (innermost_loop_behavior_hash): New class for
28105	hashing struct innermost_loop_behavior.
28106	(ref_DR_map): Remove.
28107	(innermost_DR_map): New map.
28108	(baseref_DR_map): Revise comment.
28109	(hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
28110	to innermost_DR_map accroding to its innermost loop behavior.
28111	(ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
28112	to its innermost loop behavior.
28113	(if_convertible_loop_p_1): Remove intialization for ref_DR_map.
28114	Add initialization for innermost_DR_map.  Record memory reference
28115	in DR_BASE_ADDRESS if the reference is compound one or it doesn't
28116	have innermost loop behavior.
28117	(if_convertible_loop_p): Remove release for ref_DR_map.  Release
28118	innermost_DR_map.
28119
281202016-04-20  Uros Bizjak  <ubizjak@gmail.com>
28121
28122	* config/i386/i386.md (*lea<mode>_general_1): Rename from
28123	*lea_general_1.  Use explicit SWI12 mode interator.
28124	(*lea<mode>_general_2): Rename from *lea_general_2.
28125	Use explicit SWI12 mode interator.
28126	(*lea<mode>_general_3): Rename from *lea_general_3.
28127	Use explicit SWI12 mode interator.
28128	(*lea<SWI12:mode>_general_4): Split from *lea_general_4.
28129	Use explicit SWI12 mode interator.
28130	(*lea<SWI48:mode>_general_4): Split from *lea_general_4.
28131	Use explicit SWI48 mode interator.
28132
281332016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
28134
28135	* config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
28136	Short-cut unaligned load and store cases.  Handle all integer
28137	vector modes.
28138	(ix86_expand_vector_move_misalign): Short-cut unaligned load
28139	and store cases.  Call ix86_avx256_split_vector_move_misalign
28140	directly without checking mode class.
28141
281422016-04-20  Andrew Pinski  <apinski@cavium.com>
28143	    Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
28144
28145	PR target/64971
28146	* config/aarch64/aarch64.md (sibcall): Force call
28147	address to be DImode for ILP32.
28148	(sibcall_value): Likewise.
28149
281502016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
28151
28152	* doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
28153
281542016-04-20  Richard Biener  <rguenther@suse.de>
28155
28156	* gimple-match.h (maybe_build_generic_op): Adjust prototype.
28157	* gimple-match-head.c (maybe_build_generic_op): Pass all ops
28158	by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
28159	(maybe_push_res_to_seq): Adjust.
28160	* gimple-fold.c (maybe_build_generic_op): Likewise.
28161
281622016-04-20  Marek Polacek  <polacek@redhat.com>
28163
28164	* tree-if-conv.c (is_false_predicate): For NULL_TREE return false
28165	rather than true.
28166
281672016-04-20  Ilya Enkovich  <ilya.enkovich@intel.com>
28168
28169	* config/i386/sse.md (vec_unpacks_lo_hi): Always
28170	use kmovw to support AVX512F target.
28171
281722016-04-20  Bin Cheng  <bin.cheng@arm.com>
28173
28174	* tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
28175
281762016-04-20  Marek Polacek  <polacek@redhat.com>
28177
28178	PR tree-optimization/70725
28179	* tree-if-conv.c (is_false_predicate): New function.
28180	(predicate_mem_writes): Use it.
28181
281822016-04-20  Richard Biener  <rguenther@suse.de>
28183
28184	PR tree-optimization/70726
28185	* tree-vect-stmts.c (vectorizable_shift): Do not use scalar
28186	shift amounts from a pattern stmt operand.
28187
281882016-04-20  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
28189
28190	PR target/70674
28191	* config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
28192	stack_restore_from_fpr pattern when restoring r15.
28193	(s390_optimize_prologue): Strip away the memory barrier in the
28194	parallel when trying to get rid of restore insns.
28195	* config/s390/s390.md ("stack_restore_from_fpr"): New insn
28196	definition for loading the stack pointer from an FPR.  Compared to
28197	the normal move insn this pattern includes a full memory barrier.
28198
281992016-04-19  Jakub Jelinek  <jakub@redhat.com>
28200
28201	PR middle-end/70680
28202	* gimplify.c (gimplify_omp_for): Call omp_notice_variable for
28203	implicitly linear or lastprivate iterator on the outer context.
28204
282052016-04-19  H.J. Lu  <hongjiu.lu@intel.com>
28206
28207	* config/i386/i386.c (ix86_legitimate_combined_insn): Remove
28208	alignment check.
28209	* config/i386/i386.md (ssememalign): Removed.
28210	* config/i386/sse.md: Remove ssememalign attribute from patterns.
28211
282122016-04-19  H.J. Lu  <hongjiu.lu@intel.com>
28213
28214	PR target/69201
28215	* config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
28216	const short * to __builtin_ia32_loaddquhi512_mask.
28217	(_mm512_maskz_loadu_epi16): Likewise.
28218	(_mm512_mask_storeu_epi16): Pass short * to
28219	__builtin_ia32_storedquhi512_mask.
28220	(_mm512_mask_loadu_epi8): Pass const char * to
28221	__builtin_ia32_loaddquqi512_mask.
28222	(_mm512_maskz_loadu_epi8): Likewise.
28223	(_mm512_mask_storeu_epi8): Pass char * to
28224	__builtin_ia32_storedquqi512_mask.
28225	* config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
28226	const double * to __builtin_ia32_loadupd512_mask.
28227	(_mm512_mask_loadu_pd): Likewise.
28228	(_mm512_maskz_loadu_pd): Likewise.
28229	(_mm512_storeu_pd): Pass double * to
28230	__builtin_ia32_storeupd512_mask.
28231	(_mm512_mask_storeu_pd): Likewise.
28232	(_mm512_loadu_ps): Pass const float * to
28233	__builtin_ia32_loadups512_mask.
28234	(_mm512_mask_loadu_ps): Likewise.
28235	(_mm512_maskz_loadu_ps): Likewise.
28236	(_mm512_storeu_ps): Pass float * to
28237	__builtin_ia32_storeups512_mask.
28238	(_mm512_mask_storeu_ps): Likewise.
28239	(_mm512_mask_loadu_epi64): Pass const long long * to
28240	__builtin_ia32_loaddqudi512_mask.
28241	(_mm512_maskz_loadu_epi64): Likewise.
28242	(_mm512_mask_storeu_epi64): Pass long long *
28243	to __builtin_ia32_storedqudi512_mask.
28244	(_mm512_loadu_si512): Pass const int * to
28245	__builtin_ia32_loaddqusi512_mask.
28246	(_mm512_mask_loadu_epi32): Likewise.
28247	(_mm512_maskz_loadu_epi32): Likewise.
28248	(_mm512_storeu_si512): Pass int * to
28249	__builtin_ia32_storedqusi512_mask.
28250	(_mm512_mask_storeu_epi32): Likewise.
28251	* config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
28252	char * to __builtin_ia32_storedquqi256_mask.
28253	(_mm_mask_storeu_epi8): Likewise.
28254	(_mm256_mask_loadu_epi16): Pass const short * to
28255	__builtin_ia32_loaddquhi256_mask.
28256	(_mm256_maskz_loadu_epi16): Likewise.
28257	(_mm_mask_loadu_epi16): Pass const short * to
28258	__builtin_ia32_loaddquhi128_mask.
28259	(_mm_maskz_loadu_epi16): Likewise.
28260	(_mm256_mask_loadu_epi8): Pass const char * to
28261	__builtin_ia32_loaddquqi256_mask.
28262	(_mm256_maskz_loadu_epi8): Likewise.
28263	(_mm_mask_loadu_epi8): Pass const char * to
28264	__builtin_ia32_loaddquqi128_mask.
28265	(_mm_maskz_loadu_epi8): Likewise.
28266	(_mm256_mask_storeu_epi16): Pass short * to.
28267	__builtin_ia32_storedquhi256_mask.
28268	(_mm_mask_storeu_epi16): Pass short * to.
28269	__builtin_ia32_storedquhi128_mask.
28270	* config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
28271	const double * to __builtin_ia32_loadupd256_mask.
28272	(_mm256_maskz_loadu_pd): Likewise.
28273	(_mm_mask_loadu_pd): Pass onst double * to
28274	__builtin_ia32_loadupd128_mask.
28275	(_mm_maskz_loadu_pd): Likewise.
28276	(_mm256_mask_storeu_pd): Pass double * to
28277	__builtin_ia32_storeupd256_mask.
28278	(_mm_mask_storeu_pd): Pass double * to
28279	__builtin_ia32_storeupd128_mask.
28280	(_mm256_mask_loadu_ps): Pass const float * to
28281	__builtin_ia32_loadups256_mask.
28282	(_mm256_maskz_loadu_ps): Likewise.
28283	(_mm_mask_loadu_ps): Pass const float * to
28284	__builtin_ia32_loadups128_mask.
28285	(_mm_maskz_loadu_ps): Likewise.
28286	(_mm256_mask_storeu_ps): Pass float * to
28287	__builtin_ia32_storeups256_mask.
28288	(_mm_mask_storeu_ps): ass float * to
28289	__builtin_ia32_storeups128_mask.
28290	(_mm256_mask_loadu_epi64): Pass const long long * to
28291	__builtin_ia32_loaddqudi256_mask.
28292	(_mm256_maskz_loadu_epi64): Likewise.
28293	(_mm_mask_loadu_epi64): Pass const long long * to
28294	__builtin_ia32_loaddqudi128_mask.
28295	(_mm_maskz_loadu_epi64): Likewise.
28296	(_mm256_mask_storeu_epi64): Pass long long * to
28297	__builtin_ia32_storedqudi256_mask.
28298	(_mm_mask_storeu_epi64): Pass long long * to
28299	__builtin_ia32_storedqudi128_mask.
28300	(_mm256_mask_loadu_epi32): Pass const int * to
28301	__builtin_ia32_loaddqusi256_mask.
28302	(_mm256_maskz_loadu_epi32): Likewise.
28303	(_mm_mask_loadu_epi32): Pass const int * to
28304	__builtin_ia32_loaddqusi128_mask.
28305	(_mm_maskz_loadu_epi32): Likewise.
28306	(_mm256_mask_storeu_epi32): Pass int * to
28307	__builtin_ia32_storedqusi256_mask.
28308	(_mm_mask_storeu_epi32): Pass int * to
28309	__builtin_ia32_storedqusi128_mask.
28310	* config/i386/i386-builtin-types.def (PCSHORT): New.
28311	(PINT64): Likewise.
28312	(V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
28313	(V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
28314	(V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
28315	(V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
28316	(V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
28317	(V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
28318	(V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
28319	(V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
28320	(V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
28321	(V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
28322	(V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
28323	(V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
28324	(V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
28325	(V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
28326	(V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
28327	(V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
28328	(V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
28329	(V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
28330	(VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
28331	(VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
28332	(VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
28333	(VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
28334	(VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
28335	(VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
28336	(VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
28337	(VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
28338	(VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
28339	(VOID_FTYPE_PINT_V16SI_UHI): Likewise.
28340	(VOID_FTYPE_PINT_V8SI_UHI): Likewise.
28341	(VOID_FTYPE_PINT_V4SI_UHI): Likewise.
28342	(VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
28343	(VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
28344	(VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
28345	(VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
28346	(VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
28347	(VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
28348	(V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
28349	(V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
28350	(V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
28351	(V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
28352	(V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
28353	(V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
28354	(VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
28355	(VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
28356	(VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
28357	(VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
28358	(VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
28359	(VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
28360	* config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
28361	use UNSPEC_STOREU.
28362	(ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
28363	(ix86_avx256_split_vector_move_misalign): Don't use unaligned
28364	load nor store.
28365	(ix86_expand_vector_move_misalign): Likewise.
28366	(bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
28367	to scalar function prototype for unaligned load/store builtins.
28368	(ix86_expand_special_args_builtin): Updated.
28369	* config/i386/sse.md (UNSPEC_LOADU): Removed.
28370	(UNSPEC_STOREU): Likewise.
28371	(VI_ULOADSTORE_BW_AVX512VL): Likewise.
28372	(VI_ULOADSTORE_F_AVX512VL): Likewise.
28373	(ssescalarsize): Handle V4TI, V2TI and V1TI.
28374	(<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
28375	(*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
28376	(<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
28377	(<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
28378	(<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
28379	(*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
28380	(sse2_avx_avx512f>_storedqu<mode>): Likewise.
28381	(<avx512>_storedqu<mode>_mask): Likewise.
28382	(*sse4_2_pcmpestr_unaligned): Likewise.
28383	(*sse4_2_pcmpistr_unaligned): Likewise.
28384	(*mov<mode>_internal): Renamed to ...
28385	(mov<mode>_internal): This.  Remove check of AVX and IAMCU on
28386	misaligned operand.  Replace vmovdqu64 with vmovdqu<ssescalarsize>.
28387	(movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
28388	(movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
28389
283902016-04-19  Richard Biener  <rguenther@suse.de>
28391
28392	PR tree-optimization/70171
28393	* tree-ssa-phiprop.c: Include stor-layout.h.
28394	(phiprop_insert_phi): Handle the aggregate copy case.
28395	(propagate_with_phi): Likewise.
28396
283972016-04-19  Uros Bizjak  <ubizjak@gmail.com>
28398
28399	* config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
28400	instead of simplify_gen_subreg (... , 0).
28401	(ix86_delegitimize_address): Ditto.
28402	(ix86_split_divmod): Ditto.
28403	(ix86_split_copysign_const): Ditto.
28404	(ix86_split_copysign_var): Ditto.
28405	(ix86_expand_args_builtin): Ditto.
28406	(ix86_expand_round_builtin): Ditto.
28407	(ix86_expand_special_args_builtin): Ditto.
28408	* config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
28409	(TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
28410	(udivmodqi4): Ditto.
28411	(absneg splitters): Ditto.
28412	(*jcc_bt<mode>_1): Ditto.
28413
284142016-04-19  Richard Biener  <rguenther@suse.de>
28415
28416	PR tree-optimization/70724
28417	* tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
28418	restoring out from ...
28419	(free_scc_vn): ... here.
28420	* tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
28421	* tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
28422	tail merging.
28423	(pass_fre::execute): Restore SSA info.
28424
284252016-04-19  Richard Biener  <rguenther@suse.de>
28426
28427	* gimple-walk.h (struct walk_stmt_info): Add stmt member.
28428	* gimple-walk.c (walk_gimple_op): Initialize it.
28429	(walk_gimple_asm): Set wi->is_lhs before each callback invocation.
28430	* tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
28431	remapping SSA names of defs.
28432	(copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
28433	adjustment.
28434
284352016-04-18  Vladimir Makarov  <vmakarov@redhat.com>
28436
28437	PR middle-end/70689
28438	* lra-constraints.c (equiv_substition_p): New.
28439	(process_alt_operands): Use it.
28440	(swap_operands): Swap it.
28441	(curr_insn_transform): Update it.
28442
284432016-04-18  Michael Matz  <matz@suse.de>
28444
28445	* tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
28446	(SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
28447	* tree-core.h (tree_type_common.align): Use bit-field.
28448	(tree_type_common.spare): New.
28449	(tree_decl_common.off_align): Make smaller.
28450	(tree_decl_common.align): Use bit-field.
28451
28452	* expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
28453	* omp-low.c (install_var_field): Use SET_DECL_ALIGN.
28454	(scan_sharing_clauses): Ditto.
28455	(finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
28456	(omp_finish_file): Ditto.
28457	* stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
28458	(layout_decl): Ditto.
28459	(relayout_decl): Ditto.
28460	(finalize_record_size): Use SET_TYPE_ALIGN.
28461	(finalize_type_size): Ditto.
28462	(finish_builtin_struct): Ditto.
28463	(layout_type): Ditto.
28464	(initialize_sizetypes): Ditto.
28465	* targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
28466	* tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
28467	(lookup_field_for_decl): Use SET_DECL_ALIGN.
28468	(get_chain_field): Ditto.
28469	(get_trampoline_type): Ditto.
28470	(get_nl_goto_field): Ditto.
28471	* tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
28472	SET_DECL_ALIGN.
28473	(unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
28474	* gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
28475	* tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
28476	(build_qualified_type): Use SET_TYPE_ALIGN.
28477	(build_aligned_type, build_range_type_1): Ditto.
28478	(build_atomic_base): Ditto.
28479	(build_common_tree_nodes): Ditto.
28480	* cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
28481	(expand_one_stack_var_at): Ditto.
28482	* coverage.c (build_var): Use SET_DECL_ALIGN.
28483	* except.c (init_eh): Ditto.
28484	* function.c (assign_parm_setup_block): Ditto.
28485	* symtab.c (increase_alignment_1): Ditto.
28486	* tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
28487	* tree-vect-stmts.c (ensure_base_align): Ditto.
28488	* varasm.c (align_variable): Ditto.
28489	(assemble_variable): Ditto.
28490	(build_constant_desc): Ditto.
28491	(output_constant_def_contents): Ditto.
28492
28493	* config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
28494	* config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
28495	* config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
28496	* config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
28497	* config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
28498
284992016-04-18  H.J. Lu  <hongjiu.lu@intel.com>
28500
28501	PR target/70708
28502	* config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
28503	replace %vmovsd with "%vmovq".
28504	(vec_concatv2df): Likewise.
28505
285062016-04-18  Uros Bizjak  <ubizjak@gmail.com>
28507
28508	* config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
28509	(*vec_extractv2si_0): Ditto.
28510	* config/i386/sse.md (*vec_extractv4sf_0): Ditto.
28511	(zero_extended_scalar_load_operand splitters): Ditto.
28512	(vec_extract splitters): Ditto.
28513	(*vec_extractv4si_0_zext): Ditto.
28514	(avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
28515	and lowpart_subreg.
28516	(avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
28517	(avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
28518	(*sse4_1_extractps): Use lowpart_subreg.
28519	* config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
28520
285212016-04-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
28522
28523	* doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
28524	gld requirements.
28525	(Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
28526	Mention Solaris 11 packaging changes.
28527	Update gas and gld requirements.
28528	Remove reference to pre-Solaris 10 bug.
28529	(Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
28530	systems and bugs.
28531	(Specific, sparc64-*-solaris2*): Remove reference to bootstrap
28532	with cc.
28533
285342016-04-17  Jan Hubicka  <jh@suse.cz>
28535
28536	* tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
28537	max_loop_iterations_int.
28538
285392016-04-18  Richard Biener  <rguenther@suse.de>
28540
28541	PR tree-optimization/43434
28542	* tree-ssa-structalias.c (struct vls_data): New.
28543	(visit_loadstore): Handle all pointer-based accesses.
28544	(compute_dependence_clique): Compute a bitmap of restrict tags
28545	assigned bases and pass it to visit_loadstore.
28546
285472016-04-18  Matthew Wahab  <matthew.wahab@arm.com>
28548
28549	PR target/70711
28550	* config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
28551	armv8.1-a and armv8.1-a+crc.
28552
285532016-04-18  Richard Biener  <rguenther@suse.de>
28554
28555	PR tree-optimization/70701
28556	* tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
28557	references after translating through a memcpy.
28558
285592016-04-18  Richard Biener  <rguenther@suse.de>
28560
28561	* tree-ssa-pre.c (postorder, postorder_num): Make locals ...
28562	(compute_antic): ... here.  For partial antic use regular
28563	postorder and scrap iteration.
28564	(compute_partial_antic_aux): Remove unused return value.
28565	(init_pre): Do not allocate postorder.
28566	(fini_pre): Do not free postorder.
28567
285682016-04-18  Richard Biener  <rguenther@suse.de>
28569
28570	PR middle-end/37870
28571	* expmed.c (extract_bit_field_1): Remove broken case
28572	using a wider MODE_INT mode.
28573
285742016-04-18  Segher Boessenkool  <segher@kernel.crashing.org>
28575
28576	* has-brig.c (lendian16): Don't try to use __builtin_bswap16
28577	unless compiling with at least GCC-4.8.
28578
285792016-04-17  Jan Hubicka  <jh@suse.cz>
28580
28581	PR bootstrap/70706
28582	* graphite.c (graphite_finalize): Update call to
28583	tree_estimate_probability.
28584	* predict.h (tree_estimate_probability): Update prototype.
28585
285862016-04-17  Jan Hubicka  <jh@suse.cz>
28587
28588	* predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
28589	(tree_estimate_probability): Likewise.
28590	(pass_profile::execute): Update.
28591	(report_predictor_hitrates): New function.
28592	* profile.c (compute_branch_probabilities): Use it.
28593	* predict.h (report_predictor_hitrates): Declare.
28594
285952016-04-17  Jan Hubicka  <jh@suse.cz>
28596
28597	PR ipa/70018
28598	* cgraph.h (cgraph_node::set_const_flag,
28599	cgraph_node::set_pure_flag): Update prototype to return bool;
28600	update comment.
28601	* cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
28602	of interposable symbol are interposable, too.
28603	(cgraph_set_const_flag_1): Rename to ...
28604	(set_const_flag_1): ... this one; change to self recursive function
28605	instead of call_for_symbol_thunks_and_aliases. Handle correctly
28606	clearnig the flag in all variants and also virtual thunks of const
28607	functions are pure; track if any change was done.
28608	(cgraph_node::set_const_flag): Update.
28609	(struct set_pure_flag_info): New struct.
28610	(cgraph_set_pure_flag_1): Rename to ...
28611	(set_pure_flag_1): ... this one; take set_pure_flag_info parameter
28612	rather than pointer encoded flags; track if any changes was done;
28613	handle correctly clearning flag and setting flag of aliases already
28614	declared const.
28615	(cgraph_node::set_pure_flag): Update.
28616	(cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
28617
286182016-04-17  Tom de Vries  <tom@codesourcery.com>
28619
28620	PR other/70433
28621	* pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
28622	backslash in label.
28623
286242016-04-17  Tom de Vries  <tom@codesourcery.com>
28625
28626	* pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
28627	'{}<> ' as escape-for-record.
28628
286292016-04-17  Tom de Vries  <tom@codesourcery.com>
28630
28631	* pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
28632	structure.
28633
286342016-04-17  Tom de Vries  <tom@codesourcery.com>
28635
28636	PR other/70185
28637	* tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
28638	* dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
28639	* dumpfile.c (dump_files): Initialize graph_dump_initialized field.
28640	* passes.c (finish_optimization_passes): Only call
28641	finish_graph_dump_file if dfi->graph_dump_initialized.
28642	(execute_function_dump, pass_init_dump_file): Use
28643	dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
28644
286452016-04-17  Tom de Vries  <tom@codesourcery.com>
28646
28647	PR tree-optimization/70256
28648	* tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
28649	(debug_varmap): New function.
28650
286512016-04-17  Tom de Vries  <tom@codesourcery.com>
28652
28653	PR other/70183
28654	* passes.c (pass_manager::register_pass): Propagate pflags.
28655
286562016-04-17  Tom de Vries  <tom@codesourcery.com>
28657
28658	PR other/68875
28659	* pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
28660	* passes.c (pass_manager::pass_manager): Declare and init p_start in
28661	INSERT_PASSES_AFTER.  Add pass parameter to TERMINATE_PASS_LIST, and
28662	check if it's equal to p_start.
28663	* passes.def: Add arguments to TERMINATE_PASS_LISTs.
28664
286652016-04-15  Jan Hubicka  <jh@suse.cz>
28666
28667	PR ipa/70018
28668	* cgraph.c (cgraph_set_const_flag_1): Only set as pure if
28669	function does not bind to current def.
28670	* ipa-pure-const.c (worse_state): Add FROM and TO parameters;
28671	handle conservatively calls to functions that does not need to bind
28672	to current def.
28673	(check_call): Update call of worse_state.
28674	(ignore_edge_for_nothrow): Update.
28675	(ignore_edge_for_pure_const): Likewise.
28676	(propagate_pure_const): Update calls to worse_state.
28677	(skip_function_for_local_pure_const): Reformat comments.
28678
286792016-04-15  Jan Hubicka  <jh@suse.cz>
28680
28681	PR ipa/70018
28682	* cgraph.c (cgraph_node::get_availability): Add REF parameter.
28683	(cgraph_node::function_symbol): Likewise.
28684	(cgraph_node::function_or_virtual_thunk_symbol): Likewise.
28685	* cgraph.h (symtab_node::get_availabbility): Add REF parameter.
28686	(symtab_node::ultimate_alias_target): Add REF parameter.
28687	(symtab_node::binds_to_current_def_p): Declare.
28688	(symtab_node;:ultimate_alias_target_1): Add REF parameter.
28689	(cgraph_node::function_symbol): Likewise.
28690	(cgraph_node::function_or_virtual_thunk_symbol): Likewise.
28691	(cgraph_node::get_availability): Likewise.
28692	(cgraph_edge::binds_to_current_def_p): New inline function.
28693	(varpool_node::get_availability): Add REF parameter.
28694	(varpool_node::ultimate_alias_target): Likewise.
28695	* symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
28696	(symtab_node::binds_to_current_def_p): Likewise.
28697	* varpool.c (varpool_node::get_availability): Likewise.
28698
286992016-04-15  Kirill Yukhin  <kirill.yukhin@intel.com>
28700
28701	PR target/70662
28702	* config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
28703	Fix mode size check.
28704
287052016-04-15  Jakub Jelinek  <jakub@redhat.com>
28706
28707	* BASE-VER: Set to 7.0.0.
28708
287092016-04-15  Alexander Monakov  <amonakov@ispras.ru>
28710
28711	* config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
28712
287132016-04-15  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
28714
28715	* doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
28716	architecture revisions.
28717
287182016-04-15  Bernd Schmidt  <bschmidt@redhat.com>
28719
28720	* config/i386/i386-protos.h (ix86_using_red_zone): Declare.
28721	* config/i386/i386.c (ix86_using_red_zone): No longer static.
28722	* config/i386/i386.md (stack decrement to push peepholes): Guard
28723	with !x86_using_red_zone ().
28724
287252016-04-15  Jakub Jelinek  <jakub@redhat.com>
28726
28727	PR c++/70675
28728	* tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
28729	to dump_generic_node.
28730	(NIY): Pass also flags to do_niy.
28731
287322016-04-15  Thomas Schwinge  <thomas@codesourcery.com>
28733
28734	* omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
28735	(simd_clone_vector_of_formal_parm_types)
28736	(simd_clone_clauses_extract, simd_clone_compute_base_data_type)
28737	(simd_clone_mangle, simd_clone_create)
28738	(simd_clone_adjust_return_type, create_tmp_simd_array)
28739	(simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
28740	(struct modify_stmt_info, ipa_simd_modify_stmt_ops)
28741	(ipa_simd_modify_function_body, simd_clone_linear_addend)
28742	(simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
28743	(pass_data_omp_simd_clone, class pass_omp_simd_clone)
28744	(pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
28745	* omp-simd-clone.c: ... this new file.
28746	(simd_clone_vector_of_formal_parm_types): Make it static.
28747	* Makefile.in (OBJS): Add omp-simd-clone.o.
28748
287492016-04-15  Kirill Yukhin  <kirill.yukhin@intel.com>
28750
28751	PR target/70662
28752	* config/i386/sse.md: Use proper memory operand modifiers.
28753
28754
287552016-04-15  Richard Biener  <rguenther@suse.de>
28756	Alan Modra  <amodra@gmail.com>
28757
28758	PR tree-optimization/70130
28759	* tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
28760	when alignment stays not the same and no not use the realign
28761	scheme then.
28762
287632016-04-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
28764
28765	PR target/70669
28766	* config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
28767	direct move handlers for KFmode. Change TFmode handlers test from
28768	FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
28769
287702016-04-14  Jakub Jelinek  <jakub@redhat.com>
28771
28772	PR c++/70594
28773	* ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
28774	* ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
28775	(inlined_polymorphic_ctor_dtor_block_p): Use it.
28776	* tree-ssa-live.c (remove_unused_scope_block_p): When
28777	in_ctor_dtor_block, avoid discarding not just BLOCKs with
28778	BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
28779	block_ultimate_origin is FUNCTION_DECL.
28780	(remove_unused_locals): If current_function_decl is
28781	polymorphic_ctor_dtor_p, pass initial true to
28782	remove_unused_scope_block_p' is_ctor_dtor_block.
28783
287842016-04-14  Martin Sebor  <msebor@redhat.com>
28785
28786	PR c++/69517
28787	PR c++/70019
28788	PR c++/70588
28789	* doc/extend.texi (Variable Length): Revert.
28790
287912016-04-14  Marek Polacek  <polacek@redhat.com>
28792	    Jan Hubicka  <hubicka@ucw.cz>
28793
28794	PR c++/70029
28795	* tree.c (verify_type): Disable the canonical type of main variant
28796	check.
28797
287982016-04-14  Jason Merrill  <jason@redhat.com>
28799
28800	* cfgexpand.c, expr.c: Revert previous change.
28801
288022016-04-14  Cesar Philippidis  <cesar@codesourcery.com>
28803
28804	PR middle-end/70643
28805	* omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
28806	when building a mem ref for the incoming reduction variable.
28807
288082016-04-14  Richard Biener  <rguenther@suse.de>
28809
28810	PR tree-optimization/70614
28811	* tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
28812	loop if the evolution dropped to chrec_dont_know.
28813	(interpret_condition_phi): Likewise.
28814
288152016-04-14  Richard Biener  <rguenther@suse.de>
28816
28817	PR tree-optimization/70623
28818	* tree-ssa-pre.c (changed_blocks): Make global ...
28819	(compute_antic): ... local here.  Move and fix worklist
28820	handling here.  Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
28821	(compute_antic_aux): Add dumping for MAX assumed succs.  Remove
28822	worklist handling, dump when ANTIC_IN changed.
28823	(compute_partial_antic_aux): Remove worklist handling.
28824	(init_pre): Do not compute post dominators.  Add a comment about
28825	the CFG order chosen.
28826	(fini_pre): Do not free post dominators.
28827
288282016-04-13  Martin Sebor  <msebor@redhat.com>
28829
28830	PR c++/69517
28831	PR c++/70019
28832	PR c++/70588
28833	* doc/extend.texi (Variable Length): Document C++ specifics.
28834
288352016-04-13  Jakub Jelinek  <jakub@redhat.com>
28836
28837	PR c++/70641
28838	* ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
28839	on all recursive call stmts.  Return TODO_cleanup_cfg if any dead
28840	eh edges have been purged.
28841
28842	PR c++/70594
28843	* tree-sra.c (create_access_replacement,
28844	get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
28845	gets fancy name.
28846	* tree-pretty-print.c (dump_fancy_name): New function.
28847	(dump_decl_name, dump_generic_node): Use it.
28848
288492016-04-13  Jason Merrill  <jason@redhat.com>
28850
28851	* cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
28852	* expr.c (expand_expr_real_1): Likewise.
28853
288542016-04-13  Ilya Enkovich  <ilya.enkovich@intel.com>
28855
28856	* config/i386/i386.md (kunpckhi): Swap operands.
28857	(kunpcksi): Likewise.
28858	(kunpckdi): Likewise.
28859	* config/i386/sse.md (vec_pack_trunc_qi): Likewise.
28860	(vec_pack_trunc_<mode>): Likewise.
28861
288622016-04-13  Jakub Jelinek  <jakub@redhat.com>
28863
28864	PR debug/70628
28865	* explow.c (convert_memory_address_addr_space_1): Formatting fix.
28866
28867	PR middle-end/70633
28868	* gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
28869	gimplification turns some element into non-constant.
28870
28871	PR debug/70628
28872	* rtl.h (convert_memory_address_addr_space_1): New prototype.
28873	* explow.c (convert_memory_address_addr_space_1): No longer static,
28874	add NO_EMIT argument and don't call convert_modes if true, pass
28875	it down recursively, remove break after return.
28876	(convert_memory_address_addr_space): Adjust caller.
28877	* simplify-rtx.c (simplify_unary_operation_1): Call
28878	convert_memory_address_addr_space_1 instead of convert_memory_address,
28879	if it returns NULL, don't simplify.
28880
288812016-04-12  Eric Botcazou  <ebotcazou@adacore.com>
28882
28883	PR target/70630
28884	* config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
28885
288862016-04-12  Jakub Jelinek  <jakub@redhat.com>
28887
28888	* config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28889	Bump the upper SIMDLEN limits, so that if the return type or
28890	characteristic type if the return type is void can be passed in
28891	all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
28892	allowed.
28893
288942016-04-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
28895
28896	PR target/70640
28897	* config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
28898	Do not use "=" constraint on an input constraint.
28899	(ieee_128bit_vsx_abs<mode>2_internal): Likewise.
28900	(ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
28901	(ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
28902	generates (neg (abs ...)) instead of (abs ...).
28903
289042016-04-12  Jakub Jelinek  <jakub@redhat.com>
28905
28906	PR rtl-optimization/70596
28907	* lra-spills.c (spill_pseudos): Don't delete debug insns, instead
28908	just invalidate LRA data and reset them.  Adjust dump wording.
28909
289102016-04-12  Martin Liska  <mliska@suse.cz>
28911
28912	Revert
28913	2016-03-30  Jan Hubicka  <hubicka@ucw.cz>
28914
28915	* tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
28916	estimates here.
28917	* tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
28918	max_loop_iterations_int.
28919	(tree_unswitch_outer_loop): Likewise.
28920	* tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
28921	* tree-vect-loop.c (vect_analyze_loop_2): Likewise.
28922
289232016-04-12  Tom de Vries  <tom@codesourcery.com>
28924
28925	PR tree-optimization/68756
28926	* graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
28927	instead of new_name.
28928
289292016-04-12  Jakub Jelinek  <jakub@redhat.com>
28930
28931	PR tree-optimization/70602
28932	* tree-sra.c (generate_subtree_copies): Don't write anything into
28933	constant pool decls.
28934
28935	* omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
28936	regardless whether there are depend clauses or not.
28937
289382016-04-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
28939
28940	PR target/70381
28941	* config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
28942	target attribute and pragma from changing the -mfloat128
28943	and -mfloat128-hardware options.
28944
28945	* doc/extend.texi (Additional Floating Types): Document PowerPC
28946	__float128 restrictions.
28947
289482016-04-11  James Greenhalgh  <james.greenhalgh@arm.com>
28949
28950	PR target/70133
28951	* config/aarch64/driver-aarch64.c
28952	(aarch64_get_extension_string_for_isa_flags): New.
28953	(arch_extension): Rename to...
28954	(aarch64_arch_extension): ...This.
28955	(ext_to_feat_string): Rename to...
28956	(aarch64_extensions): ...This.
28957	(aarch64_core_data): Keep track of architecture extension flags.
28958	(cpu_data): Rename to...
28959	(aarch64_cpu_data): ...This.
28960	(aarch64_arch_driver_info): Keep track of architecture extension
28961	flags.
28962	(get_arch_name_from_id): Rename to...
28963	(get_arch_from_id): ...This, change return type.
28964	(host_detect_local_cpu): Update and reformat for renames, handle
28965	extensions through common infrastructure.
28966
289672016-04-11  James Greenhalgh  <james.greenhalgh@arm.com>
28968
28969	PR target/70133
28970	* config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
28971	track of a canonical flag name.
28972	(all_extensions): Likewise.
28973	(arch_to_arch_name): Also track extension flags enabled by the arch.
28974	(all_architectures): Likewise.
28975	(aarch64_parse_extension): Move to here.
28976	(aarch64_get_extension_string_for_isa_flags): Take a new argument,
28977	rework.
28978	(aarch64_rewrite_selected_cpu): Update for above change.
28979	* config/aarch64/aarch64-option-extensions.def: Rework the way flags
28980	are handled, such that the single explicit value enabled by an
28981	extension is kept seperate from the implicit values it also enables.
28982	* config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
28983	to here.
28984	(aarch64_parse_extension): New.
28985	* config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
28986	here to config/aarch64/aarch64-protos.h.
28987	(aarch64_parse_extension): Move from here to
28988	common/config/aarch64/aarch64-common.c.
28989	(aarch64_option_print): Update.
28990	(aarch64_declare_function_name): Likewise.
28991	(aarch64_start_file): Likewise.
28992	* config/aarch64/driver-aarch64.c (arch_extension): Keep track of
28993	the canonical flag for extensions.
28994	* config.gcc (aarch64*-*-*): Extend regex for capturing extension
28995	flags.
28996
289972016-04-11  James Greenhalgh  <james.greenhalgh@arm.com>
28998
28999	* config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
29000	AARCH64_FL_CRC.
29001
290022016-04-09  Tom de Vries  <tom@codesourcery.com>
29003
29004	PR tree-optimization/68953
29005	* graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
29006	first to last subscript.
29007
290082016-04-09  Jakub Jelinek  <jakub@redhat.com>
29009
29010	PR tree-optimization/70586
29011	* tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
29012	for any calls.
29013
290142016-04-08  Cesar Philippidis  <cesar@codesourcery.com>
29015
29016	PR lto/70289
29017	PR ipa/70348
29018	PR tree-optimization/70373
29019	PR middle-end/70533
29020	PR middle-end/70534
29021	PR middle-end/70535
29022	* gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
29023	clauses for acc parallel reductions as necessary.  Error on those
29024	that are private.
29025	* omp-low.c (scan_sharing_clauses): Don't install variables which
29026	are used in acc parallel reductions.
29027	(lower_rec_input_clauses): Remove dead code.
29028	(lower_oacc_reductions): Add support for reference reductions.
29029	(lower_reduction_clauses): Remove dead code.
29030	(lower_omp_target): Don't remap variables appearing in acc parallel
29031	reductions.
29032	* tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
29033
290342016-04-08  Jakub Jelinek  <jakub@redhat.com>
29035
29036	PR middle-end/70593
29037	* tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
29038	with multiple SSA_NAME defs, force the outputs other than first
29039	to be live before calling live_track_process_def on each output.
29040
29041	PR rtl-optimization/70574
29042	* fwprop.c (forward_propagate_and_simplify): Don't add
29043	REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
29044	(try_fwprop_subst): Don't add REG_EQUAL note if there are any
29045	paradoxical subregs within *loc.
29046
290472016-04-08  Thomas Schwinge  <thomas@codesourcery.com>
29048
29049	* config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
29050	-ftree-parallelize-loops={0,1}.
29051	* config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
29052	* config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
29053	* config/ia64/hpux.h (LIB_SPEC): Likewise.
29054	* config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
29055	* config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
29056
290572016-04-08  Maxim Ostapenko  <m.ostapenko@samsung.com>
29058
29059	PR sanitizer/70541
29060	* asan.c (instrument_derefs): If we get unknown location, extract it
29061	with EXPR_LOCATION.
29062	(maybe_instrument_call): Instrument gimple_call's arguments if needed.
29063
290642016-04-08  Tom de Vries  <tom@codesourcery.com>
29065
29066	* omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
29067	implicit firstprivate clause.
29068
290692016-04-08  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
29070
29071	PR target/70566
29072	* config/arm/thumb2.md (tst + branch-> lsls + branch
29073	peephole below *orsi_not_shiftsi_si): Require that condition
29074	register is dead after the peephole.
29075	(second peephole after the above): Likewise.
29076
290772016-04-08  Alan Modra  <amodra@gmail.com>
29078
29079	PR target/70117
29080	* builtins.c (fold_builtin_classify): For IBM extended precision,
29081	look at just the high-order double to test for NaN.
29082	(fold_builtin_interclass_mathfn): Similarly for Inf.  For isnormal
29083	test just the high double for Inf but both doubles for subnormal
29084	limit.
29085
290862016-04-07  Jakub Jelinek  <jakub@redhat.com>
29087
29088	* cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
29089	* omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
29090	node->simdclone->mask_mode != VOIDmode masks.
29091	(simd_clone_adjust_argument_types): Likewise.  Move sc var definition
29092	earlier, use it instead of node->simdclone.
29093	* config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
29094	Set clonei->mask_mode.
29095
290962016-04-06  Patrick Palka  <ppalka@gcc.gnu.org>
29097
29098	PR c/70436
29099	* parser.c (cp_parser_iteration_statement): New parameter IF_P.
29100	Pass it through to cp_parser_already_scoped_statement.
29101	(cp_parser_already_scoped_statement): New parameter IF_P.  Pass
29102	it through to cp_parser_statement.
29103	(cp_parser_statement): Pass IF_P through to
29104	cp_parser_iteration_statement.
29105	(cp_parser_pragma): Adjust call to
29106	cp_parser_iteration_statement.
29107
291082016-04-06  Patrick Palka  <ppalka@gcc.gnu.org>
29109
29110	PR c/70436
29111	* gimplify.c (gimplify_omp_ordered): Add explicit braces to
29112	resolve a future -Wparentheses warning.
29113	* omp-low.c (scan_sharing_clauses): Likewise.
29114	* tree-parloops.c (eliminate_local_variables): Likewise.
29115
291162016-04-06  Vladimir Makarov  <vmakarov@redhat.com>
29117
29118	PR rtl-optimization/70398
29119	* lra-constraints.c (process_address_1): Check zero scale and code
29120	for reloading with zero scale.
29121
291222016-04-06  Uros Bizjak  <ubizjak@gmail.com>
29123
29124	* config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
29125	(ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
29126
291272016-04-06  Jakub Jelinek  <jakub@redhat.com>
29128
29129	* config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
29130	Add support for AVX512F clones, include them by default for
29131	exported OpenMP declare simd functions.  For AVX2 allow simdlen 32
29132	and use it if charasteric type is 8-bit, for AVX512F allow simdlen
29133	up to 128.
29134
29135	PR middle-end/70550
29136	* tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
29137	* gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
29138	firstprivate clauses.
29139	* omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
29140	OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
29141	(lower_omp_target): Set TREE_NO_WARNING for
29142	non-addressable possibly uninitialized vars which are copied into
29143	addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
29144
291452016-04-05  John David Anglin  <danglin@gcc.gnu.org>
29146
29147	* config/pa/predicates.md (integer_store_memory_operand): Accept
29148	REG+D operands with a large offset when reload_in_progress is true.
29149	(floating_point_store_memory_operand): Likewise.
29150
291512016-04-05  Jakub Jelinek  <jakub@redhat.com>
29152
29153	PR c++/70336
29154	* match.pd (nested int casts): Limit to GIMPLE.
29155
291562016-04-05  Jan Hubicka  <hubicka@ucw.cz>
29157
29158	PR ipa/66223
29159	* ipa-devirt.c (maybe_record_node): Fix comment; use
29160	SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
29161
291622016-04-05  Jakub Jelinek  <jakub@redhat.com>
29163
29164	PR rtl-optimization/70542
29165	* ree.c (add_removable_extension): For VECTOR_MODE_P punt
29166	if there are any uses other than insn or debug insns.
29167
291682016-04-05  Marc Glisse  <marc.glisse@inria.fr>
29169	    Jakub Jelinek  <jakub@redhat.com>
29170
29171	PR tree-optimization/70509
29172	* simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
29173	Shift HOST_WIDE_INT_1U instead of 1.
29174
291752016-04-05  Zdenek Sojka  <zsojka@seznam.cz>
29176
29177	PR tree-optimization/70509
29178	* tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
29179	of the vector base type for index.
29180
291812016-04-05  Uros Bizjak  <ubizjak@gmail.com>
29182
29183	PR target/70510
29184	* config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
29185
291862016-04-05  Richard Biener  <rguenther@suse.de>
29187
29188	PR tree-optimization/70526
29189	* tree-sra.c (build_ref_for_offset): Use prev_base to
29190	extract the alias pointer type.
29191
291922016-04-05  Richard Biener  <rguenther@suse.de>
29193
29194	* dse.c (struct store_info): Remove alias_set member.
29195	(struct read_info_type): Likewise.
29196	(clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
29197	spill_deleted, clear_alias_set_lookup): Remove.
29198	(get_group_info): Remove dead base == NULL_RTX case.
29199	(dse_step0): Remove initialization of removed variables.
29200	(delete_dead_store_insn): Reomve alias set dumping.
29201	(free_read_records): Remove alias_set handling.
29202	(canon_address): Remove alias_set_out parameter.
29203	(record_store): Remove spill_alias_set, it's always zero.
29204	(check_mem_read_rtx): Likewise.
29205	(dse_step2): Rename from ...
29206	(dse_step2_nospill): ... this.  Adjust.
29207	(scan_stores): Rename from ...
29208	(scan_stores_nospill): ... this.
29209	(scan_reads): Rename from ...
29210	(scan_reads_nospill): ... this.
29211	(scan_stores_spill, scan_reads_spill): Remove.
29212	(dse_step3_scan): Remove for_spills argument which is always false.
29213	(dse_step3): Likewise.
29214	(dse_step5): Rename from ...
29215	(dse_step5_nospill): ... this.  Remove alias_set handling.
29216	(rest_of_handle_dse): Adjust.
29217
292182016-04-05  Jakub Jelinek  <jakub@redhat.com>
29219
29220	PR target/70525
29221	* config/i386/sse.md (*andnot<mode>3): Simplify assertions.
29222	Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
29223	V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
29224	(*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
29225
292262016-04-05  Richard Biener  <rguenther@suse.de>
29227
29228	PR middle-end/70499
29229	* gimplify-me.c (gimple_regimplify_operands): Do not rewrite
29230	non-register type temporaries into SSA.
29231
292322016-04-04  Jan Hubicka  <hubicka@ucw.cz>
29233
29234	PR ipa/66223
29235	* ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
29236	calls when sanitizing.
29237	(possible_polymorphic_call_target_p): Fix formatting.
29238
292392016-04-04  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
29240	    Jakub Jelinek  <jakub@redhat.com>
29241
29242	PR middle-end/70457
29243	* tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
29244	to ensure a call statement is compatible with a built-in's
29245	prototype.
29246	* tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
29247	Likewise.
29248
292492016-04-04  Richard Biener  <rguenther@suse.de>
29250
29251	PR rtl-optimization/70484
29252	* rtl.h (canon_output_dependence): Declare.
29253	* alias.c (canon_output_dependence): New function.
29254	* dse.c (record_store): Use canon_output_dependence rather
29255	than canon_true_dependence.
29256
292572016-03-30  Jan Hubicka  <hubicka@ucw.cz>
29258
29259	PR ipa/68881
29260	* cgraph.h (symtab_node::copy_visibility_from): New function.
29261	* symtab.c (symtab_node::copy_visibility_from): New function.
29262	* ipa-visibility.c (optimize_weakref): New function.
29263	(function_and_variable_visibility): Use it.
29264
292652016-04-04  Martin Liska  <mliska@suse.cz>
29266
29267	PR hsa/70402
29268	* hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
29269	value that is really in range handled by SBR instruction.
29270	* hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
29271	* hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
29272	* hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
29273
292742016-04-03  Oleg Endo  <olegendo@gcc.gnu.org>
29275
29276	PR target/70416
29277	PR target/67391
29278	* config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
29279	set, but not for SP_REG operands.
29280
292812016-04-02  Martin Sebor  <msebor@redhat.com>
29282
29283	PR c++/67376
29284	* fold-const.c (maybe_nonzero_address): New function.
29285	(fold_comparison): Call it.  Fold equality and relational
29286	expressions involving null pointers.
29287	(tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
29288
292892016-03-31  Evandro Menezes  <e.menezes@samsung.com>
29290
29291	Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
29292	the "Y" constraint (scalar FP 0.0 immediate).
29293
29294	* config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
29295	Add the "const_double" to the list of operand constraints.
29296
292972016-04-01  Jakub Jelinek  <jakub@redhat.com>
29298
29299	PR rtl-optimization/70467
29300	* config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
29301	If low word of the last operand is 0, just emit addition/subtraction
29302	for the high word.
29303
293042016-04-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
29305
29306	PR target/70404
29307	* config/s390/s390.c (s390_expand_insv): Check for everything
29308	constant instead of just VOIDmode stuff.
29309
293102016-04-01  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
29311
29312	PR target/70496
29313	* config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
29314
293152016-04-01  Nathan Sidwell  <nathan@acm.org>
29316
29317	* tree.def (TRY_CATCH_EXPR): Correct documentation.
29318
293192016-03-31  Vladimir Makarov  <vmakarov@redhat.com>
29320
29321	PR rtl-optimization/70461
29322	* ira-color.c (allocno_copy_cost_saving): Use allocno class if it
29323	is necessary.
29324
293252016-03-31  Martin Liska  <mliska@suse.cz>
29326
29327	PR hsa/70399
29328	* hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
29329	a tree value or an immediate integer value to a buffer
29330	that is eventually copied to a BRIG section.
29331	(emit_immediate_operand): Call the function here.
29332	* hsa-dump.c (dump_hsa_immed): Remove checking assert.
29333	* hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
29334	of class' fields that are removed.
29335	(hsa_op_immed::~hsa_op_immed): Remove deinitialization.
29336	* hsa.h (class hsa_op_immed): Remove m_brig_repr and
29337	m_brig_repr_size fields.
29338
293392016-03-31  Martin Liska  <mliska@suse.cz>
29340
29341	PR hsa/70391
29342	* hsa-gen.c (hsa_function_representation::update_dominance): New
29343	function.
29344	(convert_addr_to_flat_segment): Likewise.
29345	(gen_hsa_memory_set): New alignment argument.
29346	(gen_hsa_ctor_assignment): Likewise.
29347	(gen_hsa_insns_for_single_assignment): Provide alignment
29348	to gen_hsa_ctor_assignment.
29349	(gen_hsa_insns_for_direct_call): Add new argument.
29350	(expand_lhs_of_string_op): New function.
29351	(expand_string_operation_builtin): Likewise.
29352	(expand_memory_copy): New function.
29353	(expand_memory_set): New function.
29354	(gen_hsa_insns_for_call): Use HOST_WIDE_INT.
29355	(convert_switch_statements): Change signature.
29356	(generate_hsa): Use a return value of the function.
29357	(pass_gen_hsail::execute): Do not call
29358	convert_switch_statements here.
29359	* hsa-regalloc.c (hsa_regalloc): Call update_dominance.
29360	* hsa.h (hsa_function_representation::m_modified_cfg): New flag.
29361	(hsa_function_representation::update_dominance): New function.
29362
293632016-03-31  Martin Liska  <mliska@suse.cz>
29364
29365	PR hsa/70391
29366	* hsa-brig.c (emit_directive_variable): Emit alignment
29367	according to hsa_symbol::m_align.
29368	* hsa-dump.c (hsa_byte_alignment): Move the function to	another file.
29369	(dump_hsa_symbol): Dump alignment of HSA symbols.
29370	* hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
29371	(gen_hsa_addr_with_align): New function.
29372	(hsa_bitmemref_alignment): Use newly added function.
29373	(gen_hsa_insns_for_load): Likewise.
29374	(gen_hsa_insns_for_store): Likewise.
29375	(gen_hsa_memory_copy): New argument added.
29376	(gen_hsa_insns_for_single_assignment): Respect
29377	alignment for assignments processed via gen_hsa_memory_copy.
29378	(gen_hsa_insns_for_direct_call): Likewise.
29379	(gen_hsa_insns_for_return): Likewise.
29380	(gen_function_def_parameters): Set default alignment.
29381	* hsa.c (hsa_object_alignment): New function.
29382	(hsa_byte_alignment): Pasted function.
29383	* hsa.h (hsa_symbol::m_align): New field.
29384
293852016-03-31  Bin Cheng  <bin.cheng@arm.com>
29386
29387	* tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
29388	scratch field for goto case.
29389
293902016-03-31  James Greenhalgh  <james.greenhalgh@arm.com>
29391
29392	* config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
29393
293942016-03-31  Ilya Enkovich  <enkovich.gnu@gmail.com>
29395
29396	PR target/70442
29397	* config/i386/i386.c (scalar_chain::convert_op): Fix description.
29398	(scalar_chain::convert_insn): Call convert_op for reg
29399	moves to handle undefined registers.
29400
294012016-03-31  Nathan Sidwell  <nathan@acm.org>
29402
29403	PR c++/70393
29404	* varasm.c (output_constructor_regular_field): Flush bitfield earlier.
29405	Assert we don't want to move backwards.
29406
294072016-03-31  Kirill Yukhin  <kirill.yukhin@intel.com>
29408
29409	PR target/70453
29410	* config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
29411
294122016-03-31  Jakub Jelinek  <jakub@redhat.com>
29413
29414	PR rtl-optimization/70460
29415	* ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
29416	with operand from REG_LABEL_OPERAND, instead substitute
29417	SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
29418	Don't do anything for REG_NON_LOCAL_GOTO jumps.
29419
294202016-03-31  Martin Liska  <mliska@suse.cz>
29421
29422	* passes.c (execute_one_pass): Do not call
29423	todo_after for a discarded function.
29424
294252016-03-31  Bin Cheng  <bin.cheng@arm.com>
29426
29427	* tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
29428	(no_cost, infinite_cost): Initialize the new field.
29429	(get_computation_cost_at): Record setup cost.
29430	(determine_use_iv_cost_address): Skip cost computation for sub
29431	uses if we can estimate it without losing accuracy.
29432
294332016-03-30  Jan Hubicka  <hubicka@ucw.cz>
29434
29435	* tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
29436	estimates here.
29437	* tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
29438	max_loop_iterations_int.
29439	(tree_unswitch_outer_loop): Likewise.
29440	* tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
29441	* tree-vect-loop.c (vect_analyze_loop_2): Likewise.
29442
294432016-03-30  Richard Biener  <rguenther@suse.de>
29444
29445	PR middle-end/70450
29446	* fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
29447
294482016-03-30  Jakub Jelinek  <jakub@redhat.com>
29449
29450	PR target/70421
29451	* config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
29452	in gen_blendm expander.
29453
294542016-03-30  Nick Clifton  <nickc@redhat.com>
29455
29456	PR target/62254
29457	* config/arm/arm.c (arm_reload_out_hi): Add code to handle the
29458	case where we are already provided with an SImode SUBREG.
29459
294602016-03-30  H.J. Lu  <hongjiu.lu@intel.com>
29461
29462	PR target/70439
29463	* config/i386/i386.c (ix86_expand_epilogue): Properly check
29464	conflict between DRAP register and __builtin_eh_return.
29465
294662016-03-30  Michael Matz  <matz@suse.de>
29467	    Richard Biener  <rguenther@suse.de>
29468
29469	PR ipa/12392
29470	* ipa-polymorphic-call.c (struct type_change_info): Change
29471	speculative to an unsigned allowing to limit the work we do.
29472	(csftc_abort_walking_p): New inline function..
29473	(check_stmt_for_type_change): Limit the number of may-defs
29474	skipped for speculative devirtualization to
29475	max-speculative-devirt-maydefs.
29476	* params.def (max-speculative-devirt-maydefs): New param.
29477	* doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
29478
294792016-03-30  Mike Stump  <mrs@gcc.gnu.org>
29480
29481	PR target/63890
29482	* config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
29483	and TARGET_MACHO.
29484
294852016-03-30  Patrick Palka  <ppalka@gcc.gnu.org>
29486
29487	PR tree-optimization/59124
29488	* tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
29489	where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
29490
294912016-03-29  Jeff Law  <law@redhat.com>
29492
29493	* tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
29494
294952016-03-10  Jan Hubicka  <hubicka@ucw.cz>
29496
29497	* tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
29498	to HOST_WIDE_INT.
29499
295002016-03-29  Thomas Schwinge  <thomas@codesourcery.com>
29501
29502	* config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
29503	* config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
29504	gcrt0.o if linking dynamically.
29505
295062016-03-10  Jan Hubicka  <hubicka@ucw.cz>
29507
29508	PR ipa/70283
29509	* ipa-devirt.c (methods_equal_p): New function.
29510	(compare_virtual_tables): Use it.
29511	* cgraph.h (symbol_table::symbol_suffix_separator): Declare.
29512	* cgraphclones.c (clone_function_name_1): Use
29513	symbol_table::symbol_suffix_separator.
29514	* coverage.c (build_var): Likewise.
29515	* symtab.c (symbol_table::symbol_suffix_separator): New.
29516
295172016-03-29  Jakub Jelinek  <jakub@redhat.com>
29518
29519	PR rtl-optimization/70429
29520	* combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
29521	(cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
29522	mode != result_mode.
29523
29524	PR c++/70353
29525	* tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
29526
29527	PR tree-optimization/70405
29528	* ssa-iterators.h (num_imm_uses): Add missing braces.
29529
295302016-03-29  Vladimir Makarov  <vmakarov@redhat.com>
29531
29532	PR rtl-optimization/68695
29533	* ira-color.c (allocno_copy_cost_saving): New.
29534	(improve_allocation): Use it.
29535
295362016-03-29  Richard Henderson  <rth@redhat.com>
29537
29538	PR middle-end/70355
29539	* lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
29540
295412016-03-29  Richard Biener  <rguenther@suse.de>
29542
29543	PR middle-end/70424
29544	* ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
29545	use alignment returned by get_pointer_alignment_1 if it is
29546	bigger than BITS_PER_UNIT.
29547	* builtins.c (get_pointer_alignment_1): Do not return true
29548	for alignment extracted from SSA info.
29549
295502016-03-28  James Bowman  <james.bowman@ftdichip.com>
29551
29552	* config/ft32/ft32.opt (mnodiv): New.
29553	* config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
29554	* doc/invoke.texi (FT32 Options -mnodiv): New.
29555
295562016-03-28  Kirill Yukhin  <kirill.yukhin@intel.com>
29557
29558	PR target/70406
29559	* config/i386/i386.md (define_split, andn): Fix modes.
29560
295612016-03-26  Richard Biener  <rguenther@suse.de>
29562	    Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
29563
29564	PR ipa/70366
29565	* ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
29566	instead of
29567	TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
29568	as 2nd argument to cl_optimization_restore().
29569
295702016-03-25  Richard Henderson  <rth@redhat.com>
29571
29572	PR target/70120
29573	* config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
29574	* config/aarch64/aarch64-protos.h: Declare it.
29575	* config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
29576
295772016-03-25  Alan Modra  <amodra@gmail.com>
29578
29579	PR target/70052
29580	* config/rs6000/constraints.md (j): Simplify.
29581	* config/rs6000/predicates.md (easy_fp_constant): Exclude
29582	decimal float 0.D.
29583	* config/rs6000/rs6000.md (zero_fp): New mode_attr.
29584	(mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
29585	 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
29586	in all constraint alternatives.
29587	(movtd_64bit_nodm): Delete "j" constraint alternative.
29588
295892016-03-24  Aldy Hernandez  <aldyh@redhat.com>
29590
29591	* tree-ssa-propagate.c: Enhance docs for
29592	SSA_PROP_NOT_INTERESTING.
29593
295942016-03-24  Aldy Hernandez  <aldyh@redhat.com>
29595
29596	* doc/extend.texi: Fix typo in documentation to pure attribute.
29597
295982016-03-24  John David Anglin  <danglin@gcc.gnu.org>
29599
29600	PR target/70319
29601	* config/pa/pa.md (bswapdi2): Use a scratch register.
29602
296032016-03-24  Richard Henderson  <rth@redhat.com>
29604
29605	PR middle-end/69845
29606	* fold-const.c (extract_muldiv_1): Correct test for multiplication
29607	overflow.
29608
296092016-03-24  Uros Bizjak  <ubizjak@gmail.com>
29610
29611	* config/i386/i386.md (*anddi3_doubleword): Generate AND insn
29612	using ix86_expand_binary_operator instead of gen_andsi3.
29613
296142016-03-24  Richard Biener  <rguenther@suse.de>
29615
29616	PR tree-optimization/70396
29617	* tree-vect-stmts.c (vectorizable_comparison): Use
29618	get_vectype_for_scalar_type.
29619
296202016-03-24  Richard Biener  <rguenther@suse.de>
29621
29622	PR middle-end/70370
29623	* gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
29624	with register bases.
29625
296262016-03-24  Richard Biener  <rguenther@suse.de>
29627
29628	PR tree-optimization/70372
29629	* tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
29630	build_all_ones_cst to also handle vector types correctly.
29631
296322016-03-23  Michael Meissner  <meissner@linux.vnet.ibm.com>
29633
29634	PR target/70381
29635	* config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
29636	-mfloat128 here.
29637
296382016-03-23  Marek Polacek  <polacek@redhat.com>
29639
29640	PR c++/69884
29641	* doc/invoke.texi: Document -Wignored-attributes.
29642
296432016-03-23  Bin Cheng  <bin.cheng@arm.com>
29644
29645	PR tree-optimization/69042
29646	* params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
29647	parameter from 30 to 40.
29648
296492016-03-23  Bin Cheng  <bin.cheng@arm.com>
29650
29651	PR tree-optimization/69042
29652	* tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
29653	for use with constant offset stripped in base.
29654
296552016-03-23  Richard Biener  <rguenther@suse.de>
29656
29657	PR middle-end/70251
29658	* match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
29659	mode compatibility check.
29660	(A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29661
296622016-03-23  Jeff Law  <law@redhat.com>
29663
29664	PR tree-optimization/64058
29665	* tree-ssa-coalesce.c (struct coalesce_pair): Add new field
29666	CONFLICT_COUNT.
29667	(struct ssa_conflicts): Move up earlier in the file.
29668	(conflicts_, var_map_): New static variables.
29669	(initialize_conflict_count): New function to initialize the
29670	CONFLICT_COUNT field for each conflict pair.
29671	(compare_pairs): Lazily initialize the conflict count and use it
29672	as the first tie-breaker.
29673	(sort_coalesce_list): Add new arguments conflicts, map.  Initialize
29674	and wipe conflicts_ and map_ around the call to qsort.  Remove
29675	special case for 2 coalesce pairs.
29676	* bitmap.c (bitmap_count_unique_bits): New function.
29677	(bitmap_count_bits_in_word): New function, extracted from
29678	bitmap_count_bits.
29679	(bitmap_count_bits): Use bitmap_count_bits_in_word.
29680	* bitmap.h (bitmap_count_unique_bits): Declare it.
29681
296822016-03-23  Ilya Enkovich  <enkovich.gnu@gmail.com>
29683
29684	PR target/69917
29685	* config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
29686	transparent alias chain for decl assembler name.
29687	* config/sol2.c (solaris_assemble_visibility): Likewise.
29688
296892016-03-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
29690
29691	* config/arm/arm1020e.md (1020call_op): Reduce reservation
29692	duration.
29693	(v10_fdivs): Likewise.
29694	(v10_fdivd): Likewise.
29695
296962016-03-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
29697
29698	PR driver/70132
29699	* config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
29700	to not call fclose twice on file.
29701
297022016-03-23  Jakub Jelinek  <jakub@redhat.com>
29703
29704	PR tree-optimization/70354
29705	* tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
29706	oprnd0 is wider than oprnd1 and there is a cast from the wider
29707	type to oprnd1, mask it with the mask of the narrower type.
29708
29709	PR target/70321
29710	* config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
29711	Optimize TARGET_STV splitters, if high or low word of last argument
29712	is 0 or -1.
29713
297142016-03-22  Jeff Law  <law@redhat.com>
29715
29716	PR target/70232
29717	tree-ssa-threadbackward.c
29718	(fsm_find_control_statement_thread_paths): Correctly distinguish
29719	between old style jump threads vs FSM jump threads.
29720
297212016-03-22  Ilya Enkovich  <enkovich.gnu@gmail.com>
29722
29723	PR target/70302
29724	* config/i386/i386.c (scalar_chain::convert_op): Support
29725	uninitialized register usage case.
29726
297272016-03-22  Richard Biener  <rguenther@suse.de>
29728
29729	PR middle-end/70251
29730	* genmatch.c (gen_transform): Adjust last parameter to a three-state
29731	int...
29732	(capture::gen_transform): ... to change behavior when substituting
29733	a condition into cond or not-cond expr context.
29734	(dt_simplify::gen_1): Adjust.
29735	* gimple-match-head.c: Include gimplify.h for unshare_expr.
29736	* match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
29737	last change and instead change to
29738	A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
29739	(A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29740
297412016-03-22  Anthony Green  <green@moxielogic.com>
29742
29743	* config/moxie/moxiebox.h (CC1_SPEC): Define.  Fix endianness
29744	issue for moxiebox targets.
29745	(CC1PLUS_SPEC): Ditto.
29746
297472016-03-22  Richard Biener  <rguenther@suse.de>
29748
29749	PR middle-end/70333
29750	* fold-const.c (extract_muldiv_1): Properly perform multiplication
29751	in the wide type.
29752
297532016-03-22  Kirill Yukhin  <kirill.yukhin@intel.com>
29754
29755	* config/i386/i386.c (def_builtin): Remove duplicated functionality.
29756
297572016-03-22  Kirill Yukhin  <kirill.yukhin@intel.com>
29758
29759	PR target/70325
29760	* config/i386/i386.c (def_builtin): Handle
29761	OPTION_MASK_ISA_AVX512VL to be and-ed with other
29762	bits.
29763	(const struct builtin_description bdesc_special_args[]):
29764	Remove duplicate ISA bits.
29765
297662016-03-22  Jakub Jelinek  <jakub@redhat.com>
29767
29768	PR target/70329
29769	* config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
29770	d.perm[i] for i >= d.nelt.  If not full_interleave, compute d.perm[i]
29771	in a way that works also for AVX512BW.
29772
29773	PR target/70300
29774	* config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
29775	instead of source if operands[1] is xmm16 and above and
29776	!TARGET_AVX512VL.  Use avx512f_vec_dupv16sf_1 instead of
29777	vec_interleave_lowv4sf if we need to unpack xmm16 and above.
29778
29779	PR c++/70295
29780	* gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
29781	on assign if (*from_p) is a comparison, set it to
29782	TREE_NO_WARNING (*from_p).
29783
297842016-03-21  Jakub Jelinek  <jakub@redhat.com>
29785
29786	PR middle-end/70326
29787	* lra.c (restore_scratches): Ignore deleted insns.
29788
297892016-03-21  Marc Glisse  <marc.glisse@inria.fr>
29790	    Jakub Jelinek  <jakub@redhat.com>
29791
29792	PR tree-optimization/70317
29793	* match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
29794	to HONOR_NANS.
29795
297962016-03-21  Uros Bizjak  <ubizjak@gmail.com>
29797
29798	PR target/70327
29799	* config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
29800	of ix86_expand_move.
29801	(movoi): Ditto.
29802	(movti): Use general_operand for operand 1 predicate.
29803
298042016-03-21  Martin Liska  <mliska@suse.cz>
29805
29806	* hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
29807	insns.
29808	(dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
29809
298102016-03-21  Martin Liska  <mliska@suse.cz>
29811
29812	PR ipa/70306
29813	* ipa-icf.c (sem_function::parse): Skip static
29814	constructors and destructors.
29815
298162016-03-21  Jakub Jelinek  <jakub@redhat.com>
29817
29818	PR target/70296
29819	* config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
29820	function-like macro, peek following token(s) if it is followed
29821	by CPP_OPEN_PAREN token with optional padding in between, and
29822	if not, don't treat it like a macro.
29823
298242016-03-21  Thomas Schwinge  <thomas@codesourcery.com>
29825	    Alexander Monakov  <amonakov@ispras.ru>
29826
29827	* config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
29828	for the stabs debug format.
29829
298302016-03-21  Richard Biener  <rguenther@suse.de>
29831
29832	PR tree-optimization/70310
29833	* tree-vect-generic.c (expand_vector_condition): Fold the built
29834	condition.
29835
298362016-03-21  Kirill Yukhin  <kirill.yukhin@intel.com>
29837
29838	PR target/70293
29839	* config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
29840	Block third alternative for AVX-512VL target,
29841
298422016-03-21  Martin Liska  <mliska@suse.cz>
29843
29844	PR hsa/70234
29845	* hsa-brig.c (emit_function_directives): Mark unemitted
29846	global variables for emission.
29847	* hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
29848	(get_symbol_for_decl): Likewise.
29849	* hsa.h (struct hsa_symbol): New flag.
29850
298512016-03-21  Richard Biener  <rguenther@suse.de>
29852
29853	PR tree-optimization/70288
29854	* tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
29855	we do not estimate unsimplified all-constant conditionals or
29856	switches as optimized away.
29857
298582016-03-21  Andrey Belevantsev  <abel@ispras.ru>
29859
29860	PR rtl-optimization/69102
29861	* sched-deps.c (sched_analyze_insn): Do not set last_args_size field
29862	when we have a readonly dependency context.
29863
298642016-03-18  Jeff Law  <law@redhat.com>
29865
29866	PR rtl-optimization/70263
29867	* ira.c (memref_used_between_p): Assert we found END in the insn chain.
29868	(update_equiv_regs): When trying to move a store to after the insn
29869	that sets the source of the store, make sure the store occurs after
29870	the insn that sets the source of the store.  When successful note
29871	the REG_EQUIV note created in the dump file.
29872
298732016-03-16  David Wohlferd  <dw@LimeGreenSocks.com>
29874	    Bernd Schmidt  <bschmidt@redhat.com>
29875
29876	* doc/extend.texi: Document more potential problems with basic asms.
29877
298782016-03-18  Bernd Schmidt  <bschmidt@redhat.com>
29879
29880	PR rtl-optimization/70278
29881	* lra-constraints.c (split_reg): Handle the case where biggest_mode is
29882	VOIDmode.
29883
298842016-03-18  Jason Merrill  <jason@redhat.com>
29885
29886	* calls.c (load_register_parameters): Fix zero size sibcall logic.
29887
298882016-03-18  Kirill Yukhin  <kirill.yukhin@intel.com>
29889
29890	* config/i386/sse.md: Use vpbroadcastq for broadcasting DF
29891	values to 128b regs.
29892
298932016-03-18  Ilya Enkovich  <enkovich.gnu@gmail.com>
29894
29895	PR tree-optimization/70252
29896	* tree-vect-stmts.c (supportable_widening_operation): Check resulting
29897	boolean vector has a proper number of elements.
29898	(supportable_narrowing_operation): Likewise.
29899
299002016-03-18  Tom de Vries  <tom@codesourcery.com>
29901
29902	PR ipa/70269
29903	* cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
29904
299052016-03-18  Jakub Jelinek  <jakub@redhat.com>
29906
29907	* reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
29908	instead of replace_rtx for DEBUG_INSNs.
29909
299102016-03-18  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
29911
29912	* config/i386/znver1.md : Fix latencies of FP/SSE/AVX
29913	load type reservations.
29914
299152016-03-17  John David Anglin  <danglin@gcc.gnu.org>
29916
29917	PR target/70188
29918	* config/pa/constraints.md: Revert 2015-02-13 change.  Use
29919	define_constraint for "Q" and "T" constraints.
29920
299212016-03-17  Evandro Menezes  <e.menezes@samsung.com>
29922
29923	Tweak the pipeline model for Exynos M1
29924
29925	* config/aarch64/aarch64.c (exynosm1_tunings):	Enable weak prefetching
29926	model.
29927
299282016-03-17  David Malcolm  <dmalcolm@redhat.com>
29929
29930	PR c/70264
29931	* diagnostic-show-locus.c (compatible_locations_p): Handle the case
29932	where one or both locations aren't within a line_map.
29933
299342016-03-17  H.J. Lu  <hongjiu.lu@intel.com>
29935
29936	PR driver/70192
29937	* opts.c (finish_options): Don't set flag_pie to the default if
29938	-fpic, -fPIC, -fno-pic or -fno-PIC is used.  Set flag_pic to 0
29939	if it is -1.
29940
299412016-03-17  Joern Rennecke  <joern.rennecke@embecosm.com>
29942
29943	* config/i386/i386.md (*movv4qicc_insn+1..36): Pass
29944	true as ALL_REGS argument to replace_rtx.
29945
299462016-03-17  Richard Biener  <rguenther@suse.de>
29947
29948	PR debug/70271
29949	* dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
29950	last.
29951
299522016-03-17  Jakub Jelinek  <jakub@redhat.com>
29953
29954	PR target/70245
29955	* rtl.h (replace_rtx): Add ALL_REGS argument.
29956	* rtlanal.c (replace_rtx): Likewise.  If true, use REGNO
29957	equality and assert mode is the same, instead of just rtx pointer
29958	equality.
29959	* config/i386/i386.md (mov + arithmetics with load peephole): Pass
29960	true as ALL_REGS argument to replace_rtx.
29961
299622016-03-17  Ilya Enkovich  <enkovich.gnu@gmail.com>
29963
29964	* match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
29965	for boolean vector with vector mode only.
29966	(A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29967
299682016-03-17  Nick Clifton  <nickc@redhat.com>
29969
29970	PR target/70162
29971	* config/rx/rx.c (rx_print_integer): Print negative constants in
29972	decimal.
29973
299742016-03-17  Jakub Jelinek  <jakub@redhat.com>
29975
29976	PR target/70261
29977	* rtlanal.c (replace_rtx): Revert 2016-03-16 change.
29978
299792016-03-16  Richard Henderson  <rth@redhat.com>
29980	    Richard Biener  <rguenth@suse.de>
29981
29982	PR middle-end/70240
29983	PR middle-end/68215
29984	PR tree-opt/68714
29985	* gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
29986	first operand as is_gimple_condexpr.
29987
29988	PR middle-end/70240
29989	PR middle-end/68215
29990	Revert r231575
29991	2015-12-11  Eric Botcazou  <ebotcazou@adacore.com>
29992	* tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
29993	Do not gimplify the result.
29994	(do_unop): Adjust call to tree_vec_extract.
29995	(do_binop): Likewise.
29996	(do_compare): Likewise.
29997	(do_plus_minus): Likewise.
29998	(do_negate): Likewise.
29999	(expand_vector_condition): Likewise.
30000	(do_cond): Likewise.
30001
300022016-03-16  Richard Henderson  <rth@redhat.com>
30003
30004	PR target/70048
30005	* config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
30006	(aarch64_classify_address): Use it.
30007	(aarch64_legitimize_address): Force all subexpressions of PLUS
30008	into registers.  Simplify as (sfp+const)+reg or (reg+reg)+const.
30009
300102016-03-16  Jakub Jelinek  <jakub@redhat.com>
30011	    Richard Biener  <rguenth@suse.de>
30012
30013	PR target/70245
30014	* rtlanal.c (replace_rtx): For REG, if from is a REG,
30015	return to even if only REGNO is equal, and assert
30016	mode is the same.
30017
300182016-03-11  Jeff Law  <law@redhat.com>
30019
30020	PR rtl-optimization/70224
30021	* reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
30022
300232016-03-16  Richard Henderson  <rth@redhat.com>
30024
30025	PR middle-end/70199
30026	* function.h (struct function): Add has_forced_label_in_static.
30027	* gimplify.c (force_labels_r): Set it.
30028	* lto-streamer-in.c (input_struct_function_base): Read it.
30029	* lto-streamer-out.c (output_struct_function_base): Write it.
30030	* tree-inline.c (has_label_address_in_static_1): Remove.
30031	(copy_forbidden): Remove fndecl parameter; test
30032	has_forced_label_in_static.
30033	(inline_forbidden_p): Update call to copy_forbidden.
30034	(tree_versionable_function_p): Likewise.
30035	* ipa-chkp.c (chkp_instrumentable_p): Likewise.
30036	(chkp_versioning): Likewise.
30037	* tree-inline.h (copy_forbidden): Update decl.
30038
300392016-03-16  Marek Polacek  <polacek@redhat.com>
30040
30041	PR c/70093
30042	* cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
30043	function being thunked if the result type doesn't have fixed size.
30044	* gimplify.c (gimplify_modify_expr): Also set LHS if the result type
30045	doesn't have fixed size.
30046
300472016-03-16  Bin Cheng  <bin.cheng@arm.com>
30048
30049	* tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
30050	reporting malformed loop nest.
30051
300522016-03-16  Tom de Vries  <tom@codesourcery.com>
30053
30054	PR lto/70187
30055	* ipa-devirt.c (possible_polymorphic_call_targets): Move
30056	nodes.length () == 1 test to before first nodes[0] access.
30057
300582016-03-16  Tom de Vries  <tom@codesourcery.com>
30059
30060	PR tree-optimization/68715
30061	* graphite-scop-detection.c (scop_detection::merge_sese): Add missing
30062	single_pred_p test.
30063
300642016-03-16  Tom de Vries  <tom@codesourcery.com>
30065
30066	PR tree-optimization/68809
30067	* graphite-scop-detection.c (same_close_phi_node): Test if result types
30068	are the same.
30069
300702016-03-16  Carlos O'Donell  <carlos@redhat.com>
30071	    Sandra Loosemore  <sandra@codesourcery.com>
30072
30073	* doc/extend.texi (Common Function Attributes): Describe ifunc impact
30074	on leaf attribute. Mention ELF interposition problems.
30075
300762016-03-16  Alan Modra  <amodra@gmail.com>
30077
30078	PR rtl-optimization/69195
30079	PR rtl-optimization/47992
30080	* ira.c (indirect_jump_optimize): Ignore artificial defs.
30081	Add comments.
30082
300832016-03-15  Eric Botcazou  <ebotcazou@adacore.com>
30084
30085	PR bootstrap/69513
30086	* dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
30087
300882016-03-15  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
30089
30090	* config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
30091
300922016-03-15  Jakub Jelinek  <jakub@redhat.com>
30093
30094	PR rtl-optimization/70222
30095	* combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
30096	optimization if mode is different from result_mode, queue up masking
30097	of the result in outer_op.  Formatting fix.
30098
30099	PR middle-end/70239
30100	* tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
30101	of safe_grow.
30102
301032016-03-15  Andrey Belevantsev  <abel@ispras.ru>
30104
30105	PR rtl-optimization/69032
30106	* sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
30107	looping backwards over basic block insns.
30108
301092016-03-15  Andrey Belevantsev  <abel@ispras.ru>
30110
30111	PR target/66660
30112	* sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
30113	to non-speculative when propagating trap bits.
30114
301152016-03-15  Andrey Belevantsev  <abel@ispras.ru>
30116
30117	PR rtl-optimization/63384
30118	* sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
30119	DEBUG_INSN_P insns.
30120
301212016-03-15  Andrey Belevantsev  <abel@ispras.ru>
30122
30123	PR target/64411
30124	* sched-deps.c (get_implicit_reg_pending_clobbers): New function,
30125	factored out from ...
30126	(sched_analyze_insn): ... here.
30127	* sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
30128	* sel-sched-ir.c (setup_id_implicit_regs): New function, use
30129	get_implicit_reg_pending_clobbers in it.
30130	(setup_id_reg_sets): Use setup_id_implicit_regs.
30131	(deps_init_id): Ditto.
30132
301332016-03-15  Tom de Vries  <tom@codesourcery.com>
30134
30135	PR ipa/70161
30136	* cgraph.c (cgraph_node::get_body): Save, reset and restore
30137	dump_file_name.
30138	* passes.c (execute_one_ipa_transform_pass): Add missing argument to
30139	execute_function_dump.
30140	(execute_one_pass): Don't dump function if it will be dumped after ipa
30141	transform.
30142
301432016-03-15  Segher Boessenkool  <segher@kernel.crashing.org>
30144
30145	* genrecog.c (match_pattern_2): If pred is NULL don't call
30146	safe_predicate_mode on it.
30147
301482016-03-14  Jakub Jelinek  <jakub@redhat.com>
30149
30150	PR middle-end/70219
30151	* lra-constraints.c (delete_move_and_clobber): Change assertion
30152	to also allow dregno == 0.
30153
301542016-03-14  Richard Henderson  <rth@redhat.com>
30155
30156	PR tree-opt/68714
30157	* tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
30158	(can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
30159	(reassociate_bb): Use optimize_vec_cond_expr; avoid
30160	optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
30161	on vectors.
30162
301632016-03-14  Bernd Schmidt  <bschmidt@redhat.com>
30164
30165	PR target/70083
30166	* lra-lives.c (process_bb_lives): Also update biggest mode for hard
30167	regs.
30168	(lra_create_live_ranges_1): initialize hard register biggest_mode to
30169	VOIDmode.
30170	* lra-constraints.c (split_reg): For hard regs, try to find the
30171	biggest single-register mode used in the function.
30172
301732016-03-14  Richard Biener  <rguenther@suse.de>
30174
30175	PR tree-optimization/56365
30176	* tree-ssa-phiopt.c (minmax_replacement): Handle alternate
30177	constants to compare against.
30178
301792016-03-14  Segher Boessenkool  <segher@kernel.crashing.org>
30180
30181	PR target/70098
30182	* config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
30183	*ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
30184	(define_split for the GPR case): Use int_reg_operand instead of
30185	gpc_reg_operand for the output.
30186
301872016-03-14  Tom de Vries  <tom@codesourcery.com>
30188
30189	PR tree-optimization/70045
30190	* graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
30191	create_empty_if_region_on_edge argument.
30192
301932016-03-13  Eric Botcazou  <ebotcazou@adacore.com>
30194
30195	* config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
30196	(STACK_CHECK_PROTECT): Likewise.
30197	* config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
30198	(STACK_CHECK_PROTECT): Likewise.
30199	* config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
30200	(STACK_CHECK_PROTECT): Likewise.
30201	* config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
30202	* config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
30203	(STACK_CHECK_PROTECT): Likewise.
30204
302052016-03-12  Andrey Belevantsev  <abel@ispras.ru>
30206
30207	PR rtl-optimization/69307
30208	* sel-sched.c (choose_best_pseudo_reg): Properly check for hard
30209	registers in modes that span more than one register.
30210
302112016-03-12  Vladimir Makarov  <vmakarov@redhat.com>
30212
30213	PR target/69614
30214	* lra-constraints.c (delete_move_and_clobber): New.
30215	(remove_inheritance_pseudos): Use it.
30216
302172016-03-12  Eric Botcazou  <ebotcazou@adacore.com>
30218
30219	PR ada/70017
30220	* calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
30221	the libcall is LCT_THROW.
30222	* explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
30223	for the checking routine.
30224
302252016-03-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
30226
30227	PR target/70131
30228	* config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
30229	optimization if we have direct move.
30230	(roundu32<mode>2_fprs): Likewise.
30231
302322016-03-11  Bernd Schmidt  <bschmidt@redhat.com>
30233
30234	PR target/70123
30235	* lra-remat.c (operand_to_remat): Disallow hard regs in the value t
30236	be rematerialized.
30237	(reg_overlap_for_remat_p): Renamed from input_regno_present_p.
30238	Arguments swapped.  All callers changed.  Take reg_renumber into
30239	account, and Calculate and compare register ranges for hard regs.
30240
302412016-03-11  Jeff Law  <law@redhat.com>
30242
30243	PR tree-optimization/70190
30244	* tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30245	Handle cases where we can not extract the taken edge, even though we
30246	found a constant value.
30247
30248	PR tree-optimization/64058
30249	* tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
30250	(num_coalesce_pairs): Move up earlier in file.
30251	(find_coalesce_pair): Initialize the INDEX field for each pair
30252	discovered.
30253	(compare_pairs): No longer sort on the elements in each pair.
30254	Instead break ties with the index of the coalesce pair.
30255
302562016-03-11  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
30257
30258	PR target/70002
30259	* config/aarch64/aarch64-protos.h
30260	(aarch64_save_restore_target_globals): New prototype.
30261	* config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
30262	Call the above when popping pragma.
30263	* config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
30264	New function.
30265	(aarch64_set_current_function): Rewrite using the above.
30266
302672016-03-11  Jakub Jelinek  <jakub@redhat.com>
30268
30269	PR tree-optimization/70177
30270	* gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
30271	(extract_ops_from_tree): ... this.  In the 2 argument
30272	overload remove _1 suffix.
30273	* gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
30274	(extract_ops_from_tree): ... this.
30275	* gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
30276	Adjust callers.
30277	* tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
30278	* tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
30279	extract_ops_from_tree instead of 2 operand one.
30280
302812016-03-11  Alan Lawrence  <alan.lawrence@arm.com>
30282
30283	PR tree-optimization/70013
30284	* tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
30285	for constant-pool entries.
30286
302872016-03-11  Jakub Jelinek  <jakub@redhat.com>
30288
30289	PR rtl-optimization/70174
30290	* expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
30291	followed by gen_lowpart on force_reg instead of just gen_lowpart.
30292
30293	PR tree-optimization/70169
30294	* tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
30295	LABEL_DECL like VAR_DECL.  Emit nothing instead of gcc_unreachable
30296	for unknown codes.
30297
302982016-03-11  Ilya Enkovich  <enkovich.gnu@gmail.com>
30299	    Jakub Jelinek  <jakub@redhat.com>
30300
30301	PR target/70160
30302	* config/i386/i386.c (scalar_chain::convert_reg): Skip uses
30303	of uninitialized values.
30304
303052016-03-11  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
30306
30307	* config/s390/s390.md ("trunctddd2"): Turn former define_insn into
30308	define_expand.
30309	("*trunctddd2"): New pattern definition.
30310	("trunctdsd2"): Set prep_for_short_prec rounding mode for the
30311	TD->DD truncation.
30312
303132016-03-11  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
30314
30315	* config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
30316	definitions for BFP and DFP rounding modes.
30317	("fixuns_truncdddi2", "fixuns_trunctddi2")
30318	("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
30319	("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
30320	("fix_trunctf<mode>2"): Use the new constants instead of magic
30321	numbers.
30322
303232016-03-11  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
30324
30325	* config/s390/constraints.md: Adjust comment.
30326	("Y"): Adjust comment.  Rename s390_decompose_shift_count to
30327	s390_decompose_addrstyle_without_index.
30328	* config/s390/predicates.md (shift_count_or_setmem_operand):
30329	Rename to setmem_operand.
30330	* config/s390/s390-protos.h
30331	(s390_decompose_shift_count): Rename to
30332	s390_decompose_addrstyle_without_index.
30333	* config/s390/s390.c (s390_decompose_shift_count)
30334	(s390_mem_constraint, print_shift_count_operand)
30335	(print_operand_address, print_operand): Rename
30336	s390_decompose_shift_count to
30337	s390_decompose_addrstyle_without_index and rename
30338	print_shift_count_operand to print_addrstyle_operand troughout the
30339	file.
30340	* config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
30341	("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
30342	Rename shift_count_or_setmem_operand to setmem_operand.
30343	* config/s390/vx-builtins.md ("vec_insert<mode>")
30344	("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
30345	nonmemory_operand.
30346
303472016-03-10  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
30348
30349	PR target/70168
30350	* config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
30351	Handle overlapping retval and newval.
30352
303532016-03-10  Nick Clifton  <nickc@redhat.com>
30354
30355	PR target/7044
30356	* config/aarch64/aarch64.c
30357	(aarch64_override_options_after_change_1): When forcing
30358	flag_omit_frame_pointer to be true, use a special value that can
30359	be detected if this function is called again, thus preventing
30360	flag_omit_leaf_frame_pointer from being forced to be false.
30361
303622016-03-10  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
30363
30364	* common/config/aarch64/aarch64-common.c (aarch64_handle_option):
30365	Set x_flag_omit_leaf_frame_pointer when handling
30366	-momit-leaf-frame-pointer.
30367
303682016-03-10  Jan Hubicka  <hubicka@ucw.cz>
30369
30370	PR lto/69589
30371	* cgraph.c (cgraph_node::dump): Dump split_part and
30372	indirect_call_target.
30373	* cgraph.h (cgraph_node): Add indirect_call_target flag.
30374	* ipa.c (has_addr_references_p): Cleanup.
30375	(is_indirect_call_target_p): New.
30376	(walk_polymorphic_call_targets): Do not mark virtuals that may be
30377	called indirectly as local.
30378	(symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
30379
303802016-03-10  Jan Hubicka  <hubicka@ucw.cz>
30381
30382	PR ipa/69630
30383	* ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
30384	on cxa_pure_virtual.
30385
303862016-03-10  Jan Hubicka  <hubicka@ucw.cz>
30387
30388	PR lto/69589
30389	* tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
30390
303912016-03-10  Jan Hubicka  <hubicka@ucw.cz>
30392
30393	PR lto/69589
30394	* tree.c (need_assembler_name_p): Only record main variant type names.
30395
303962016-03-10  Christophe Lyon  <christophe.lyon@linaro.org>
30397
30398	PR target/70113.
30399	* config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
30400	Always define to 0 or 1.
30401	(TARGET_FIX_ERR_A53_843419): New macro.
30402	* config/aarch64/aarch64-elf-raw.h
30403	(TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
30404	* config/aarch64/aarch64-linux.h: Likewise.
30405	* config/aarch64/aarch64.c
30406	(aarch64_override_options_after_change_1): Do not default
30407	aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
30408	843419 is on.
30409	(aarch64_attributes): Handle fix-cortex-a53-843419.
30410	(aarch64_can_inline_p): Likewise.
30411	* config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
30412
304132016-03-10  Alan Lawrence  <alan.lawrence@arm.com>
30414	    Jakub Jelinek  <jakub@redhat.com>
30415
30416	* common.opt (funconstrained-commons, flag_unconstrained_commons): New.
30417	* tree.c (array_at_struct_end_p): Do not limit to size of decl for
30418	DECL_COMMONS if flag_unconstrained_commons is set.
30419	* tree-dfa.c (get_ref_base_and_extent): Likewise.
30420	* doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
30421	(funconstrained-commons): Document.
30422
304232016-03-10  Christophe Lyon  <christophe.lyon@linaro.org>
30424
30425	* config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
30426	aarch64-fusion-pairs.def and aarch64-tuning-flags.def
30427
304282016-03-10  Ilya Enkovich  <enkovich.gnu@gmail.com>
30429
30430	* tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
30431	has a proper number of elements.
30432
304332016-03-10  Alan Modra  <amodra@gmail.com>
30434
30435	PR rtl-optimization/69195
30436	PR rtl-optimization/47992
30437	* ira.c (recorded_label_ref): Delete.
30438	(update_equiv_regs): Return void.
30439	(indirect_jump_optimize): New function.
30440	(ira): Call indirect_jump_optimize and delete_trivially_dead_insns
30441	before regstat_compute_ri.  Don't rebuild_jump_labels here.
30442	Delete update_regstat.
30443
304442016-03-10  Richard Biener  <rguenther@suse.de>
30445
30446	PR tree-optimization/70128
30447	* tree-ssa-structalias.c (set_uids_in_ptset): Set
30448	vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
30449
304502016-03-09  Jakub Jelinek  <jakub@redhat.com>
30451
30452	PR tree-optimization/70152
30453	* tree-sra.c (replace_removed_params_ssa_names): Copy over
30454	SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
30455
30456	PR target/70086
30457	* config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
30458	instead of gen_sse2_loadlpd.
30459	* config/i386/sse.md (*vec_concatv2df): Rename to...
30460	(vec_concatv2df): ... this.
30461
30462	PR tree-optimization/70127
30463	* fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
30464
304652016-03-09  David Malcolm  <dmalcolm@redhat.com>
30466
30467	PR c/68473
30468	PR c++/70105
30469	* diagnostic-show-locus.c (compatible_locations_p): New function.
30470	(layout::layout): Sanitize ranges using compatible_locations_p.
30471
304722016-03-09  David Malcolm  <dmalcolm@redhat.com>
30473
30474	PR c/68473
30475	PR c++/70105
30476	* diagnostic-show-locus.c (layout_range::layout_range): Replace
30477	location_range param with three const expanded_locations * and a
30478	bool.
30479	(layout::layout): Replace call to
30480	rich_location::lazily_expand_location with get_expanded_location.
30481	Extract the range and perform location expansion here, passing
30482	the results to the layout_range ctor.
30483	* diagnostic.c (source_range::debug): Delete.
30484	* diagnostic.h (diagnostic_expand_location): Reimplement in terms
30485	of rich_location::get_expanded_location.
30486	* gcc-rich-location.c (get_range_for_expr): Delete.
30487	(gcc_rich_location::add_expr): Reimplement to avoid the
30488	rich_location::add_range overload that took a location_range,
30489	passing a location_t instead.
30490
304912016-03-09  Richard Biener  <rguenther@suse.de>
30492	Jakub Jelinek  <jakub@redhat.com>
30493
30494	PR tree-optimization/70138
30495	* tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
30496	Also skip vect_double_reduction_def.
30497
304982016-03-09  Jakub Jelinek  <jakub@redhat.com>
30499
30500	PR target/70049
30501	* config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
30502	if the operand is "m".
30503
305042016-03-09  Nathan Sidwell  <nathan@acm.org>
30505
30506	* config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
30507
305082016-03-09  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
30509
30510	* config/i386/i386.c (processor_target_table): Fix cost table
30511	intialization order for znver1.
30512
305132016-03-08  Jakub Jelinek  <jakub@redhat.com>
30514
30515	* ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
30516	- becuase -> because.
30517	* ipa-reference.c (ignore_module_statics): Likewise.
30518	* cgraph.c (cgraph_node::get_body): Likewise.
30519	* ipa-inline.c (early_inliner): Likewise.
30520	* ipa-devirt.c (types_same_for_odr): Likewise.
30521	* tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
30522	* config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
30523
305242016-03-08  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
30525
30526	* tree-ssa-math-opts.c: Fix typo in comment.
30527
305282016-03-08  Jakub Jelinek  <jakub@redhat.com>
30529
30530	PR target/70110
30531	* config/i386/i386.c (scalar_chain::make_vector_copies,
30532	scalar_chain::convert_reg): Call end_sequence in between
30533	get_insns and emit_conversion_insns rather than after both
30534	calls.
30535
305362016-03-07  Uros Bizjak  <ubizjak@gmail.com>
30537
30538	PR target/70064
30539	* config/i386/i386.h (machine_function): Add
30540	pc_thunk_call_expanded flag.
30541	(ix86_pc_thunk_call_expanded): New define.
30542	* config/i386/i386.md (set_got, set_got_labelled): New expanders.
30543	(*set_got): Rename insn pattern from set_got.
30544	(*set_got_labelled): Rename inst pattern from set_got_labelled.
30545	* config/i386/i386.c (ix86_compute_frame_layout): Use
30546	ix86_pc_thunk_call_expanded to prevent red-zone.
30547
305482016-03-07  Martin Jambor  <mjambor@suse.cz>
30549
30550	* hsa.h (hsa_get_ctor_statements): Declare.
30551	(hsa_get_dtor_statements): Likewise.
30552	(hsa_get_kernel_dispatch_type): Likewise.
30553	* hsa.c (hsa_get_ctor_statements): New function.
30554	(hsa_get_dtor_statements): Likewise.
30555	(hsa_get_kernel_dispatch_type): Likewise.
30556	* hsa-brig.c (hsa_cdtor_statements): Removed.
30557	(hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
30558	hsa_get_dtor_statements.
30559	* hsa-gen.c (hsa_kernel_dispatch_type): Removed.
30560	(get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
30561
305622016-03-07  Andre Vieira  <andre.simoesdiasvieira@arm.com>
30563
30564	* config/arm/arm-cores.def (cortex-r8): New.
30565	* config/arm/arm-tables.opt (cortex-r8): Regenerate.
30566	* config/arm/arm-tune.md: Likewise.
30567	* doc/invoke.texi: Add cortex-r8 to list of cpu values.
30568
305692016-03-07  Martin Sebor  <msebor@redhat.com>
30570
30571	PR rtl-optimization/19705
30572	* doc/invoke.texi (Options That Control Optimization): Clarify
30573	-fno-branch-count-reg.
30574
305752016-02-26  Richard Biener  <rguenther@suse.de>
30576	    Jeff Law  <law@redhat.com>
30577
30578	PR tree-optimization/69740
30579	* cfghooks.c (remove_edge): Request loop fixups if we delete
30580	an edge that might turn an irreducible loop into a natural
30581	loop.
30582	* cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
30583	Move after definition of loops_state_clear.
30584
305852016-03-07  Bin Cheng  <bin.cheng@arm.com>
30586
30587	PR rtl-optimization/69052
30588	* rtlanal.c (commutative_operand_precedence): Set higher precedence
30589	to CONST_WIDE_INT.
30590
305912016-03-07  Tom de Vries  <tom@codesourcery.com>
30592
30593	PR tree-optimization/70116
30594	* tree-ssa-tail-merge.c	(merge_stmts_p): New function, handling
30595	is_tm_ending stmts and ubsan/asan internal functions.
30596	(find_duplicate): Use it.  Don't test is_tm_ending here.
30597
305982016-03-07  Richard Biener  <rguenther@suse.de>
30599
30600	PR tree-optimization/70115
30601	* tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
30602	(propagate_constants_for_unrolling): Use replace_uses_by.
30603
306042016-03-07  Nathan Sidwell  <nathan@codesourcery.com>
30605
30606	PR middle-end/69916
30607	* omp-low.c (struct oacc_loop): Add ifns.
30608	(new_oacc_loop_raw): Initialize it.
30609	(finish_oacc_loop): Clear mask & flags if no ifns.
30610	(oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
30611	(oacc_loop_xform_loop): Add ifns arg & adjust.
30612	(oacc_loop_process): Adjust oacc_loop_xform_loop call.
30613
306142016-03-07  Richard Henderson  <rth@redhat.com>
30615
30616	PR rtl-opt/70061
30617	* tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
30618	(insert_value_copy_on_edge): Likewise.
30619
306202016-03-07  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
30621
30622	* config/arm/arm_neon.h: Show error if using with soft-float ABI.
30623
306242016-03-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30625
30626	PR target/62281
30627	* config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
30628
306292016-03-05  Venkataramanan Kumar  <Venkataramanan.kumar@amd.com>
30630
30631	* config/i386/i386.c (znver1_cost): Fix Multiply cost.
30632
306332016-03-05  Venkataramanan Kumar  <Venkataramanan.kumar@amd.com>
30634
30635	Fix sseimul type attribute.
30636	* config/i386/znver1.md
30637	(znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
30638	znver1_sseimul_avx256_load) : Fix the type attribute.
30639	(znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
30640	pipe usage and latency.
30641
306422016-03-05  Jakub Jelinek  <jakub@redhat.com>
30643
30644	PR c++/70084
30645	* tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
30646	of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
30647	to the right type.
30648
306492016-03-04  Bernd Schmidt  <bschmidt@redhat.com>
30650
30651	PR c/69973
30652	* targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
30653
30654	PR rtl-optimization/69941
30655	* postreload.c (reload_combine_recognize_pattern): Ensure all uses of
30656	the reg share its mode.
30657
306582016-03-04  Jeff Law  <law@redhat.com>
30659
30660	PR tree-optimization/69196
30661	* tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30662	If the both SSA_NAMEs are anonymous, then consider them unassociated
30663	and include the PHI in the statement count.
30664
306652016-03-05  Tom de Vries  <tom@codesourcery.com>
30666
30667	* omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
30668	construct in oacc routine.  Check for oacc region in oacc routine.
30669
306702016-03-04  Jakub Jelinek  <jakub@redhat.com>
30671
30672	PR target/70062
30673	* config/i386/i386.c (decide_alg): Add RECUR argument.  Revert
30674	2016-02-22 changes, instead don't recurse if RECUR is already true.
30675	Don't change *dynamic_check if RECUR.  Adjust recursive caller
30676	to pass true to the new argument.
30677	(ix86_expand_set_or_movmem): Adjust decide_alg caller.
30678
30679	PR target/70059
30680	* config/i386/sse.md (vec_set_lo_<mode><mask_name>,
30681	<extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
30682	fixes.
30683	(vec_set_hi_<mode><mask_name>): Likewise.  Swap VEC_CONCAT operands.
30684
306852016-03-04  Bernd Schmidt  <bschmidt@redhat.com>
30686
30687	PR rtl-optimization/57676
30688	* lra-assigns.c (lra_assign): Guard test for maximum iterations
30689	with flag_checking.
30690
306912016-03-04  Ilya Enkovich  <enkovich.gnu@gmail.com>
30692
30693	* tree-vect-patterns.c (search_type_for_mask): Handle
30694	comparison of booleans.
30695
306962016-03-04  Jakub Jelinek  <jakub@redhat.com>
30697
30698	* doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
30699	Fix @xref usage.
30700
30701	PR debug/69947
30702	* dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
30703	all other ops that have dw_val_class_die_ref operands,
30704	and DW_OP_GNU_entry_value.
30705
307062016-03-03  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
30707
30708	PR rtl-optimization/69904
30709	* config/arm/arm.c (arm_cannot_copy_insn_p):
30710	Return true for load-exclusive instructions.
30711
307122016-03-03  Jakub Jelinek  <jakub@redhat.com>
30713
30714	PR target/70021
30715	* tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
30716	argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
30717	the pattern no matter if it is used just by non-pattern, pattern
30718	or mix thereof.
30719	(process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
30720	* tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
30721	oprnd1 def_stmt is in pattern, don't look through it.
30722
307232016-03-03  Marek Polacek  <polacek@redhat.com>
30724
30725	PR middle-end/70050
30726	* match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
30727
307282016-03-03  Martin Liska  <mliska@suse.cz>
30729
30730	PR tree-optimization/70043
30731	* tree-vect-loop.c (optimize_mask_stores): Move iterator to
30732	previous statement if we see a debug statement.
30733
307342016-03-03  Richard Biener  <rguenther@suse.de>
30735
30736	PR tree-optimization/55936
30737	* tree-vrp.c (compare_name_with_value): Add use_equiv_p
30738	parameter and guard unsafe equivalence use.
30739	(vrp_evaluate_conditional_warnv_with_ops): Always use
30740	safe equivalences but not via the quadratic compare_names
30741	helper.
30742
307432016-03-03  Michael Collison  <michael.collison@linaro.org>
30744
30745	PR target/70014
30746	* config/arm/arm.md (*subsi3_carryin_const): Change predicate
30747	for operand 1 to s_register_operand. Change predicate for operand
30748	2 to arm_not_immediate_operand.
30749
307502016-03-02  H.J. Lu  <hongjiu.lu@intel.com>
30751
30752	* doc/tm.texi: Regenerated.
30753
307542016-03-02  Richard Henderson  <rth@redhat.com>
30755
30756	PR rtl-opt/67145
30757	* simplify-rtx.c (simplify_plus_minus): Allow reassoc without
30758	simplification when all args are positive non-fixed registers.
30759
307602016-03-02  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
30761
30762	* target.def (lra_p): Specify that new ports should use LRA.
30763
307642016-03-02  Jakub Jelinek  <jakub@redhat.com>
30765
30766	PR libgomp/69555
30767	* gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
30768	gimplify_type_sizes the type they refer to.
30769	(omp_notice_variable): Handle reference vars to VLAs.
30770	* omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
30771	reference to VLA decls in the second pass instead of first pass.
30772
307732016-03-02  Tom de Vries  <tom@codesourcery.com>
30774
30775	PR tree-optimization/68659
30776	* graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
30777	new_expr == NULL_TREE.
30778	(get_new_name): Handle ADDR_EXPR.
30779
307802016-03-02  Bin Cheng  <bin.cheng@arm.com>
30781
30782	PR rtl-optimization/69052
30783	* loop-invariant.c (canonicalize_address): New function.
30784	(inv_can_prop_to_addr_use): Check validity of address expression
30785	which is canonicalized by above function.
30786
307872016-03-02  Alan Modra  <amodra@gmail.com>
30788
30789	PR ipa/69990
30790	* ipa-icf.c (sem_variable::merge): Do not merge an alias with
30791	larger alignment.
30792
307932016-03-02  Jakub Jelinek  <jakub@redhat.com>
30794
30795	PR target/70028
30796	* config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
30797	(*movhi_internal): Put mask moves from and to memory separately
30798	from moves from/to GPRs.
30799
308002016-03-02  Richard Biener  <rguenther@suse.de>
30801
30802	* genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
30803	GENERIC expressions in GIMPLE.
30804
308052016-03-02  Richard Biener  <rguenther@suse.de>
30806
30807	* config/i386/i386.c (type_natural_mode): Fix typo.
30808
308092016-03-02  Nick Clifton  <nickc@redhat.com>
30810
30811	* config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
30812
308132016-03-02  Richard Biener  <rguenther@suse.de>
30814	    Uros Bizjak  <ubizjak@gmail.com>
30815
30816	PR target/67278
30817	* config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
30818
308192016-03-02  Richard Biener  <rguenther@suse.de>
30820
30821	PR middle-end/67278
30822	* tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
30823
308242016-03-02  Marek Polacek  <polacek@redhat.com>
30825
30826	PR c/67854
30827	* gimplify.c (gimplify_va_arg_expr): Use expanded location for the
30828	"is promoted to" warning.
30829
308302016-03-01  DJ Delorie  <dj@redhat.com>
30831
30832	* config.gcc: Deprecate mep-*.
30833
308342016-03-01  Vladimir Makarov  <vmakarov@redhat.com>
30835
30836	PR middle-end/70025
30837	* lra-constraints.c (regno_val_use_in): New.
30838	(match_reload): Use it instead of regno_use_in.
30839
308402016-03-01  Eric Botcazou  <ebotcazou@adacore.com>
30841
30842	PR rtl-optimization/70007
30843	* gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
30844	references present in REG_EQUAL notes attached to non-SET patterns.
30845
308462016-03-01  Jeff Law  <law@redhat.com>
30847
30848	PR tree-optimization/69196
30849	* tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30850	Appropriately clamp the number of statements to copy when the
30851	thread path does not traverse a loop backedge.
30852
30853	PR tree-optimization/69196
30854	* tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30855	Do count some PHIs in the thread path against the insn count.  Decrease
30856	final statement count by one as the control statement in the last
30857	block will get removed.  Remove special cased code for handling PHIs
30858	in the last block.
30859
308602016-03-01  Uros Bizjak  <ubizjak@gmail.com>
30861
30862	PR target/70027
30863	* config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
30864	asm dialect alternatives to explicit GOTPCREL calls.
30865
308662016-03-01  Eric Botcazou  <ebotcazou@adacore.com>
30867
30868	PR ada/70017
30869	* ira.c (do_reload): Issue warning for generic stack checking here...
30870	* reload1.c (reload): ...instead of here and streamline it.
30871
308722016-03-01  Nick Clifton  <nickc@redhat.com>
30873
30874	* config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
30875
308762016-03-01  Richard Biener  <rguenther@suse.de>
30877
30878	PR tree-optimization/69983
30879	* tree-chrec.c (eq_evolutions_p): Handle conversions, compare
30880	types and fall back to operand_equal_p.
30881
308822016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
30883
30884	Revert
30885	2016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
30886
30887	* config/s390/constraints.md ("jm8"): New constraint.
30888	* config/s390/predicates.md ("const_int_8bitset_operand"): New
30889	predicate.
30890	* config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
30891	into ...
30892	("*setmem_long<setmem_and>"): New pattern.
30893	("*setmem_long_31z", "*setmem_long_and_31z"): Merge
30894	into ...
30895	("*setmem_long_31z<setmem_and>"): New pattern.
30896	* config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
30897	New substitution rules with the required attributes.
30898
30899
309002016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
30901
30902	Revert
30903	2016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
30904
30905	* gensupport.c (process_substs_on_one_elem): Split loop to
30906	complete mark_operands_used_in_match_dup on all expressions in the
30907	vector first.
30908	(adjust_operands_numbers): Inline into process_substs_on_one_elem
30909	and remove function.
30910
309112016-03-01  Richard Biener  <rguenther@suse.de>
30912
30913	PR middle-end/70022
30914	* fold-const.c (fold_indirect_ref_1): Fix range checking for
30915	vector BIT_FIELD_REF extract.
30916
309172016-03-01  Richard Biener  <rguenther@suse.de>
30918
30919	PR tree-optimization/69994
30920	* tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
30921
309222016-03-01  Ilya Enkovich  <enkovich.gnu@gmail.com>
30923
30924	PR tree-optimization/69956
30925	* tree-vect-stmts.c (supportable_widening_operation): Support
30926	multi-step conversion of boolean vectors.
30927	(supportable_narrowing_operation): Likewise.
30928
309292016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
30930
30931	* config/s390/s390.c (s390_decompose_address): Don't accept SImode
30932	anymore.
30933
309342016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
30935
30936	* config/s390/subst.md (DSI_VI): New mode iterator.
30937	("addr_style_op_subst"): Use DSI_VI instead of DSI.
30938	* config/s390/vector.md ("vec_set<mode>"): Move expander before
30939	the insn definition.
30940	("*vec_set<mode>"): Change predicate and add alternative to
30941	support only either register or const_int operands as element
30942	selector.
30943	("*vec_set<mode>_plus"): New pattern to support reg + const_int
30944	operands.
30945	("vec_extract<mode>"): New expander.
30946	("*vec_extract<mode>"): New insn definition supporting reg and
30947	const_int element selectors.
30948	("*vec_extract<mode>_plus"): New insn definition supporting
30949	reg+const_int element selectors.
30950	("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
30951	following expander+insn definition.
30952	("<vec_shifts_name><mode>3"): New expander.
30953	("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
30954
309552016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
30956
30957	* config/s390/s390.md ("*tabort_1"): Change predicate to
30958	nonmemory_operand.  Add a second alternative to cover
30959	register as well as const int operands.
30960	("*tabort_1_plus"): New pattern definition.
30961
309622016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
30963
30964	* config/s390/s390.md ("*ashrdi3_cc_31")
30965	("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
30966	("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
30967	Merge insn definitions into ...
30968	("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30969	New pattern definition.
30970	("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
30971	("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
30972	("*ashr<mode>3_and"): Merge insn definitions into ...
30973	("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30974	New pattern definition.
30975	* config/s390/subst.md ("addr_style_op_cc_subst")
30976	("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
30977	substitutions patterns plus attributes.
30978	Add ashiftrt to SUBST iterator.
30979
309802016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
30981
30982	* config/s390/s390.md ("<shift><mode>3"): Change predicate of
30983	op2 to nonmemory_operand.
30984	("*<shift>di3_31", "*<shift>di3_31_and"):
30985	Merge into single pattern definition ...
30986	("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
30987	("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
30988	pattern definition ...
30989	("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
30990	* config/s390/subst.md: Add ashift and lshiftrt to SUBST
30991	iterator.
30992
309932016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
30994
30995	* config/s390/predicates.md (const_int_6bitset_operand): New
30996	predicate.
30997	* config/s390/s390.md: Include subst.md.
30998	("rotl<mode>3"): New expander.
30999	("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
31000	...
31001	("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
31002	* config/s390/subst.md: New file.
31003
310042016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
31005
31006	* config/s390/s390.md ("op_type", "atype", "length" attributes):
31007	Remove RRR type.  It doesn't really exist.
31008	("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
31009	attributes.
31010	("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
31011	("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
31012	("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
31013	("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
31014	("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
31015	("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
31016	`enabled' attribute.
31017
310182016-03-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
31019
31020	* gensupport.c (process_substs_on_one_elem): Split loop to
31021	complete mark_operands_used_in_match_dup on all expressions in the
31022	vector first.
31023	(adjust_operands_numbers): Inline into process_substs_on_one_elem
31024	and remove function.
31025
310262016-02-29  Eric Botcazou  <ebotcazou@adacore.com>
31027
31028	PR target/69706
31029	* config/sparc/sparc.c (NWORDS_UP): Rename to...
31030	(CEIL_NWORDS): ...this.  Use CEIL macro.
31031	(compute_fp_layout): Adjust to above renaming.
31032	(function_arg_union_value): Likewise.
31033	(sparc_arg_partial_bytes): Likewise.
31034	(sparc_function_arg_advance): Likewise.
31035
310362016-02-29  Jeff Law  <law@redhat.com>
31037
31038	PR tree-optimization/70005
31039	* tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
31040	where an object with a boolean range is compared against a value
31041	outside [0..1].
31042
31043	PR tree-optimization/69999
31044	* gimple-ssa-split-paths.c (split_paths): When duplicating a block
31045	with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
31046	loop cleanups.
31047
310482016-02-29  Richard Biener  <rguenther@suse.de>
31049
31050	PR tree-optimization/69994
31051	* tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
31052	(get_unary_op): Look through nop conversions.
31053	(ops_equal_values_p): New function, look for equality diregarding
31054	nop conversions.
31055	(eliminate_plus_minus_pair): Use ops_equal_values_p
31056	(repropagate_negates): Do not use get_unary_op here.
31057
310582016-02-29  Martin Liska  <mliska@suse.cz>
31059
31060	* system.h: Poison ENABLE_CHECKING macro.
31061
310622016-02-29  Martin Liska  <mliska@suse.cz>
31063
31064	* hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
31065	is presented in dump flags.
31066	* hsa-regalloc.c (linear_scan_regalloc): Likewise.
31067	(hsa_regalloc): Likewise.
31068
310692016-02-19  Richard Biener  <rguenther@suse.de>
31070
31071	PR tree-optimization/69980
31072	* tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
31073	permutation of those we need to keep.
31074
310752016-02-29  Eric Botcazou  <ebotcazou@adacore.com>
31076
31077	PR target/69706
31078	* config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
31079	(NWORDS_UP): ...this
31080	(init_cumulative_args): Minor tweaks.
31081	(sparc_promote_function_mode): Likewise.
31082	(scan_record_type): Delete.
31083	(traverse_record_type): New function template.
31084	(classify_data_t): New structure type.
31085	(classify_registers): New inline function.
31086	(function_arg_slotno): In 64-bit mode, bail out early if FP slots are
31087	exhausted.  Instantiate traverse_record_type on classify_registers and
31088	deal with the case of a structure passed in slot #15 with no FP field
31089	in the first word.
31090	(assign_data_t): New structure type.
31091	(compute_int_layout): New static function.
31092	(compute_fp_layout): Likewise.
31093	(count_registers): New inline function.
31094	(assign_int_registers): New static function.
31095	(assign_fp_registers): Likewise.
31096	(assign_registers): New inline function.
31097	(function_arg_record_value_1): Delete.
31098	(function_arg_record_value_2): Likewise.
31099	(function_arg_record_value_3): Likewise.
31100	(function_arg_record_value): Adjust to above changes.  Instantiate
31101	traverse_record_type on count_registers to first count the number of
31102	registers to be used and then on assign_registers to assign them.
31103	(function_arg_union_value): Adjust to above renaming.
31104	(sparc_function_arg_1); Minor tweaks.  Remove commented out code.
31105	(sparc_arg_partial_bytes): Adjust to above renaming.  Deal with the
31106	case of a structure passed in slot #15
31107	(sparc_function_arg_advance): Likewise.
31108	(function_arg_padding): Minor tweak.
31109
311102016-02-29  Richard Biener  <rguenther@suse.de>
31111
31112	PR tree-optimization/69720
31113	* tree-vect-loop.c (get_initial_def_for_reduction): Avoid
31114	the adjustment_def path for possibly vectorized defs.
31115	(vect_create_epilog_for_reduction): Handle vectorized initial
31116	defs properly.
31117
311182016-02-28  Eric Botcazou  <ebotcazou@adacore.com>
31119
31120	* config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
31121
311222016-02-27  Jeff Law  <law@redhat.com>
31123
31124	Revert
31125	2016-02-26  Richard Biener  <rguenther@suse.de>
31126		    Jeff Law  <law@redhat.com>
31127
31128	PR tree-optimization/69740
31129	* cfghooks.c (remove_edge): Request loop fixups if we delete
31130	an edge that might turn an irreducible loop into a natural
31131	loop.
31132
311332016-02-27  Jakub Jelinek  <jakub@redhat.com>
31134
31135	PR rtl-optimization/69896
31136	* tree-vect-generic.c (get_compute_type): Avoid single element
31137	vector types.
31138
311392016-02-26  Evandro Menezes  <e.menezes@samsung.com>
31140
31141	Rename the AArch64 tuning option and related functions to enable the
31142	Newton series for the reciprocal square root to reflect its
31143	approximative characteristic.
31144
31145	* config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
31146	function to "aarch64_emit_approx_rsqrt".
31147	* config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
31148	AARCH64_EXTRA_TUNE_APPROX_RSQRT.
31149	* config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
31150	(xgene1_tunings): Likewise.
31151	(use_rsqrt_p): Likewise.
31152	(aarch64_emit_swrsqrt): Use new function name.
31153	* config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
31154	* config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
31155	text explaining this option.
31156	* doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
31157
311582016-02-26  Jakub Jelinek  <jakub@redhat.com>
31159
31160	PR target/69969
31161	* config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
31162	complain about -mallow-movmisalign without -mvsx if
31163	TARGET_ALLOW_MOVMISALIGN was not set explicitly.
31164
311652016-02-26  Joel Sherrill  <joel@rtems.org>
31166
31167	* config.gcc: Add x86_64-*-rtems*.
31168	* config/i386/rtems-64.h: New file.
31169
311702016-02-26  Joel Sherrill  <joel@rtems.org>
31171
31172	* config.gcc: Add aarch64-*-rtems*.
31173	* config/aarch64/rtems.h: New file.
31174
311752016-02-26  Segher Boessenkool  <segher@kernel.crashing.org>
31176
31177	PR target/69946
31178	* config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
31179	shift amount using %h.  Add comment.
31180
311812016-02-26  Richard Biener  <rguenther@suse.de>
31182	    Jeff Law  <law@redhat.com>
31183
31184	PR tree-optimization/69740
31185	* cfghooks.c (remove_edge): Request loop fixups if we delete
31186	an edge that might turn an irreducible loop into a natural
31187	loop.
31188
311892016-02-26  Martin Jambor  <mjambor@suse.cz>
31190
31191	PR middle-end/69920
31192	* tree-sra.c (sra_modify_assign): Do not remove loads of
31193	uninitialized aggregates to SSA_NAMEs.
31194
311952016-02-26  Richard Henderson  <rth@redhat.com>
31196
31197	PR target/69709
31198	* config/s390/s390.md (risbg and risbgn splitters): Allocate new
31199	pseudo in case the target rtx matches the source of the left
31200	shift.
31201
312022016-02-26  Martin Jambor  <mjambor@suse.cz>
31203
31204	PR hsa/69568
31205	* hsa.h (hsa_type_packed_p): Declare.
31206	* hsa.c (hsa_type_packed_p): New function.
31207	* hsa-gen.c (mem_type_for_type): Use unsigned type for packed
31208	loads.
31209	(gen_hsa_insns_for_store): Use hsa_type_packed_p.
31210	* hsa-brig.c (emit_basic_insn): Likewise.
31211
312122016-02-26  Martin Jambor  <mjambor@suse.cz>
31213
31214	pr hsa/69674
31215	* hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
31216	pointers.
31217	(gen_hsa_addr): Allow integer constants in TMR_INDEX2.
31218
312192016-02-26  Martin Jambor  <mjambor@suse.cz>
31220
31221	* hsa.h (is_a_helper): New overload for hsa_op_immed for
31222	hsa_op_with_type operands.
31223	(hsa_unsigned_type_for_type): Declare.
31224	* hsa.c (hsa_unsigned_type_for_type): New function.
31225	* hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
31226	(gen_hsa_insns_for_operation_assignment): Satisfy constrains of
31227	the finalizer.  Do not emit extra move.
31228
312292016-02-26  Martin Jambor  <mjambor@suse.cz>
31230
31231	* hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
31232	atomic operations in private segment.
31233
312342016-02-26  Martin Jambor  <mjambor@suse.cz>
31235
31236	* omp-low.c (grid_find_ungridifiable_statement): Store problematic
31237	statements to wi->info.  Also disallow omp simd constructs.
31238	(grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
31239	for not gridifying.  Dump special string for omp_for.
31240
312412016-02-26  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
31242
31243	PR target/69245
31244	* config/aarch64/aarch64.c (aarch64_set_current_function):
31245	Save/restore target globals when switching to
31246	target_option_default_node.
31247
312482016-02-26  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
31249
31250	PR target/69613
31251	* config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
31252	Return 0 if !SHIFT_COUNT_TRUNCATED.
31253
312542016-02-26  Jakub Jelinek  <jakub@redhat.com>
31255	    Eric Botcazou  <ebotcazou@adacore.com>
31256
31257	PR rtl-optimization/69891
31258	* dse.c (scan_insn): If we can't figure out memset arguments
31259	or they are non-constant, call clear_rhs_from_active_local_stores.
31260
312612016-02-26  Martin Liska  <mliska@suse.cz>
31262
31263	* doc/extend.texi: Mention clog10, clog10f an clog10l
31264	in Builtins section.
31265
312662016-02-26  Martin Liska  <mliska@suse.cz>
31267
31268	* dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
31269	CHECKING_P.
31270	(resolve_args_picking_1): Likewise.
31271	* dwarf2out.h (struct GTY): Likewise.
31272
312732016-02-26  Martin Liska  <mliska@suse.cz>
31274
31275	* hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
31276	with flag_checking.
31277	* hsa-regalloc.c (linear_scan_regalloc): Likewise.
31278
312792016-02-26  Markus Trippelsdorf  <markus@trippelsdorf.de>
31280	    Martin Liska  <mliska@suse.cz>
31281
31282	* doc/install.texi: Mention --enable-valgrind-annotations.
31283
312842016-02-26  Richard Biener  <rguenther@suse.de>
31285
31286	PR tree-optimization/69551
31287	* tree-ssa-structalias.c (get_constraint_for_ssa_var): When
31288	looking through aliases adjust DECL_PT_UID to refer to the
31289	ultimate alias target.
31290
312912016-02-25  Martin Liska  <mliska@suse.cz>
31292
31293	PR middle-end/69919
31294	* alloc-pool.c (after_memory_report): New variable.
31295	* alloc-pool.h (base_pool_allocator ::release): Do not use
31296	the infrastructure if after_memory_report.
31297	* toplev.c (toplev::main): Mark after memory report.
31298
312992016-02-25  Richard Biener  <rguenther@suse.de>
31300
31301	PR tree-optimization/48795
31302	* tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
31303
313042016-02-25  Ilya Verbin  <ilya.verbin@intel.com>
31305
31306	PR driver/68463
31307	* config/gnu-user.h (CRTOFFLOADBEGIN): Define.  Add crtoffloadbegin.o if
31308	offloading is enabled and -fopenacc or -fopenmp is specified.
31309	(CRTOFFLOADEND): Likewise.
31310	(GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
31311	(GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
31312	* lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
31313	(offload_objects_file_name): New static var.
31314	(tool_cleanup): Remove offload_objects_file_name file.
31315	(find_offloadbeginend): Replace with ...
31316	(find_crtoffloadtable): ... this.
31317	(run_gcc): Remove offload_argc and offload_argv.
31318	Get offload_objects_file_name from -foffload-objects=... option.
31319	Read names of object files with offload from this file, pass them to
31320	compile_images_for_offload_targets.  Don't call find_offloadbeginend and
31321	don't pass offloadbegin and offloadend to the linker.  Don't pass
31322	offload non-LTO files to the linker, because now they're not claimed.
31323
313242016-02-25  Jan Hubicka  <hubicka@ucw.cz>
31325
31326	PR ipa/69630
31327	* ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
31328	on builtin_unreachable.
31329
313302016-02-25  Jakub Jelinek  <jakub@redhat.com>
31331
31332	PR rtl-optimization/69896
31333	* regcprop.c: Include cfgrtl.h.
31334	(copyprop_hardreg_forward_1): If noop_p insn uses narrower
31335	than remembered mode, either delete it (if noop_move_p), or
31336	treat like copy_p but not noop_p instruction.
31337
313382016-02-24  Jakub Jelinek  <jakub@redhat.com>
31339
31340	PR debug/69705
31341	* dwarf2out.c (gen_variable_die): Work around buggy LTO
31342	- allow NULL decl for Fortran DW_TAG_common_block variables.
31343
313442016-02-24  Jason Merrill  <jason@redhat.com>
31345
31346	* common.opt (flifetime-dse): Add -flifetime-dse=1.
31347
313482016-02-24  Richard Biener  <rguenther@suse.de>
31349	    Jakub Jelinek  <jakub@redhat.com>
31350
31351	PR middle-end/69760
31352	* tree-scalar-evolution.c (interpret_rhs_expr): Re-write
31353	conditionally executed ops to well-defined overflow behavior.
31354
313552016-02-24  Jakub Jelinek  <jakub@redhat.com>
31356
31357	PR middle-end/69915
31358	* tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
31359	elements.
31360
313612016-02-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
31362
31363	PR rtl-optimization/69886
31364	* gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
31365	argument.  Use it when checking validity of set instructions.
31366	(want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
31367	(compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
31368	callsite.
31369	* rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
31370	* store-motion.c (find_moveable_store): Update
31371	can_assign_to_reg_without_clobbers_p callsite.
31372
313732016-02-24  Richard Biener  <rguenther@suse.de>
31374
31375	PR middle-end/68963
31376	* tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
31377	bogus check.
31378	(record_nonwrapping_iv): Do not fall back to the low/high bound
31379	for non-constant IV bases if the stmt is not always executed.
31380
313812016-02-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
31382
31383	* config/arm/arm-cores.def (cortex-a32): New entry.
31384	* config/arm/arm-tables.opt: Regenerate.
31385	* config/arm/arm-tune.md: Regenerate.
31386	* config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
31387	* config/arm/t-aprofile: Handle mcpu=cortex-a32.
31388	* doc/invoke.texi (ARM Options): Document cortex-a32 as value
31389	for -mcpu and -mtune.
31390
313912016-02-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
31392
31393	PR target/69875
31394	* config/arm/arm.h (TARGET_HAVE_LPAE): Define.
31395	* config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
31396	* config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
31397	(atomic_loaddi_1): Delete.
31398	(atomic_loaddi): Rewrite expander using the above changes.
31399
314002016-02-24  Jakub Jelinek  <jakub@redhat.com>
31401
31402	PR c/69918
31403	* params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
31404	2 to 3.
31405
314062016-02-24  Jakub Jelinek  <jakub@redhat.com>
31407	    Richard Biener  <rguenth@suse.de>
31408
31409	PR middle-end/69909
31410	* expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
31411	set_mem_attributes if tem is SSA_NAME which got expanded
31412	as a MEM.
31413
314142016-02-24  Richard Biener  <rguenther@suse.de>
31415
31416	PR tree-optimization/69907
31417	* tree-vect-stmts.c (vectorizable_load): Check for gaps at the
31418	end of permutations for BB vectorization.
31419
314202016-02-24  Christian Bruel  <christian.bruel@st.com>
31421
31422	* config/arm/arm-c.c (arm_option_override): Initialize
31423	target_option_current_node.
31424	* config/arm/arm.c (arm_pragma_target_parse): Replace
31425	build_target_option_node call by target_option_current_node.
31426	Set target_option_current_node.
31427	Fix comments.
31428
314292016-02-23  David Edelsohn  <dje.gcc@gmail.com>
31430
31431	PR target/69810
31432	* config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
31433	define_insn_and_split to define_insn.
31434	(zero_extendqi<mode>2_dot2): Same.
31435	(extendqi<mode>2_dot): Same.
31436	(extendqi<mode>2_dot2): Same.
31437
314382016-02-23  Evandro Menezes  <e.menezes@samsung.com>
31439
31440	* config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
31441	and add bypass for AES{D,E} and AESMC pairs.
31442	* config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
31443	and AESMC pairs.
31444
314452016-02-23  Evandro Menezes  <e.menezes@samsung.com>
31446
31447	* config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
31448	series for reciprocal square root in Exynos M1.
31449
314502016-02-23  Martin Sebor  <msebor@redhat.com>
31451
31452	PR c/69759
31453	* doc/extend.texi (Other Builtins): Document __builtin_alloca and
31454	__builtin_alloca_with_align.
31455
314562016-02-23  Richard Henderson  <rth@redhat.com>
31457
31458	* config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
31459	(ix86_register_pragmas): Remove __seg_tls.
31460	* config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
31461	* config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
31462	(ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
31463	(ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
31464	(ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
31465	* doc/extend.texi (__seg_tls): Remove item.
31466
314672016-02-23  Richard Biener  <rguenther@suse.de>
31468
31469	* alloc-pool.h (struct allocation_object): Make id member
31470	conditional on CHECKING_P again.
31471	(get_instance): Adjust.
31472	(base_pool_allocator): Likewise.
31473
314742016-02-23  Thomas Schwinge  <thomas@codesourcery.com>
31475
31476	* tree-parloops.c (create_parallel_loop, gen_parallel_loop)
31477	(parallelize_loops): In OpenACC kernels mode, set n_threads to
31478	zero.
31479	(pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
31480	flag_openacc.
31481	* tree-ssa-loop.c (gate_oacc_kernels): Likewise.
31482
314832016-02-23  Richard Biener  <rguenther@suse.de>
31484
31485	* mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
31486	* bitmap.h (struct bitmap_usage): Likewise.
31487	(bitmap_move): Declare.
31488	* bitmap.c (register_overhead): Take size_t argument.
31489	(bitmap_move): New function.
31490	* df-problems.c (df_rd_transfer_function): Use bitmap_move
31491	to properly account overhead.
31492	* tree.c (free_node): Use tree_size.
31493
314942016-02-23  Jakub Jelinek  <jakub@redhat.com>
31495
31496	PR c++/69902
31497	* fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
31498	when inverting comparison.
31499
31500	PR c/69900
31501	* common.opt (Wunreachable-code): Add Warning flag.
31502
315032016-02-23  Mark Wielaard  <mjw@redhat.com>
31504	    Jakub Jelinek  <jakub@redhat.com>
31505
31506	PR c/69911
31507	* cgraphunit.c (check_global_declaration): Check main_input_filename
31508	and DECL_SOURCE_FILE are not NULL.
31509
315102016-02-23  Martin Jambor  <mjambor@suse.cz>
31511
31512	PR tree-optimization/69666
31513	* tree-sra.c (sra_modify_assign): Do not attempt to create
31514	default_def replacements for unscalarizable regions.
31515
315162016-02-20  Mark Wielaard  <mjw@redhat.com>
31517
31518	PR c/28901
31519	* cgraphunit.c (check_global_declaration): Check level of
31520	warn_unused_const_variable and main_input_filename.
31521	* doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
31522	(-Wunused-variable): For C implies -Wunused-const-variable=1.
31523	(-Wunused-const-variable): Explain levels 1 and 2.
31524
315252016-02-22  Jakub Jelinek  <jakub@redhat.com>
31526
31527	PR target/69888
31528	* config/i386/i386.c (decide_alg): Ensure we don't recurse with
31529	identical arguments.  Formatting and spelling fixes.
31530
31531	PR target/69885
31532	* doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
31533	be specified.
31534
31535	PR target/69894
31536	PR target/69895
31537	* config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
31538	and m68k-devices.def.
31539	* config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
31540	* config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
31541
315422016-02-22  Cesar Philippidis  <cesar@codesourcery.com>
31543
31544	* config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
31545	and HImode registers.
31546
315472016-02-22  Richard Biener  <rguenther@suse.de>
31548
31549	PR tree-optimization/69882
31550	* tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
31551	preserve permutations present because of gaps.
31552	(vect_supported_load_permutation_p): Always continue checking
31553	permutations after vect_attempt_slp_rearrange_stmts.
31554
315552016-02-22  Bin Cheng  <bin.cheng@arm.com>
31556
31557	* tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
31558	min_profitable_estimate, rather than min_profitable_iters.
31559
315602016-02-22  Jakub Jelinek  <jakub@redhat.com>
31561
31562	PR target/69885
31563	* config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
31564	SImode for last match_operand.
31565
315662016-02-22  Martin Liska  <mliska@suse.cz>
31567
31568	* hsa-gen.c (gen_hsa_clrsb): In case of zero value,
31569	return bitsize - 1 as the return value.
31570
315712016-02-22  Oleg Endo  <olegendo@gcc.gnu.org>
31572
31573	PR target/69806
31574	PR target/54089
31575	* config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
31576	Handle negative shift counts.
31577	* config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
31578	force_reg on the shift constant.
31579	(lshrsi3): Likewise.  Expand into lshrsi3_n* instead of lshrsi3_d.
31580	(lshrsi3_d): Handle negative shift counts.
31581
315822016-02-22  Richard Biener  <rguenther@suse.de>
31583	    Tom de Vries  <tom@codesourcery.com>
31584
31585	* graph.c: Include dumpfile.h.
31586	(print_graph_cfg): Split into three overloads.
31587	* gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
31588
315892016-02-22  Tom de Vries  <tom@codesourcery.com>
31590
31591	* gdbhooks.py (class DumpFn): Add and instantiate, adding command
31592	dump-fn.
31593
315942016-02-22  Richard Biener  <rguenther@suse.de>
31595
31596	PR ipa/37448
31597	* ipa-inline-transform.c (inline_call): When not updating
31598	overall summaries adjust self size by the growth estimate.
31599	* ipa-inline.c (inline_to_all_callers_1): Add to the callers
31600	hash-set, do not update overall summaries here.  Renamed from ...
31601	(inline_to_all_callers): ... this which is now wrapping the
31602	above and performing delayed overall summary update.
31603	(early_inline_small_functions): Delay updating of the overall
31604	summary.
31605
316062016-02-21  Markus Trippelsdorf  <markus@trippelsdorf.de>
31607
31608	* tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
31609	variable.
31610
316112016-02-19  Jakub Jelinek  <jakub@redhat.com>
31612
31613	PR driver/69805
31614	* gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
31615	:%* in %:gt() argument.
31616	(greater_than_spec_func): Adjust for expecting only numbers,
31617	if there are more than two numbers, compare the last two.
31618
316192016-02-19  Jonathan Wakely  <jwakely@redhat.com>
31620
31621	* doc/invoke.texi (C++ Dialect Options): Clarify interaction of
31622	-Wnarrowing with -std.
31623
316242016-02-19  Jakub Jelinek  <jakub@redhat.com>
31625
31626	PR c++/69851
31627	* expr.c (store_field): Don't use bit-field path if exp is
31628	COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
31629	different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
31630	and the assignment can be performed by bitwise copy.  Formatting
31631	fix.
31632
31633	PR middle-end/69838
31634	* lra.c (lra_process_new_insns): If non-call exceptions are enabled,
31635	call copy_reg_eh_region_note_forward on before and/or after sequences
31636	and remove note from insn if it no longer can throw.
31637
31638	PR target/69820
31639	* config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
31640	if TARGET_AVX512BW.
31641
316422016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
31643
31644	* config/s390/vector.md: Add missing commutative operand markers
31645	to the patterns which qualify for one.
31646	* config/s390/vx-builtins.md: Likewise.
31647
316482016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
31649
31650	* config/s390/vector.md (VI, VI_QHS): Add single element vector
31651	types to mode iterators.
31652	(vec_double): ... and mode attribute.
31653	* config/s390/vx-builtins.md (non_vec_int): Likewise.
31654
316552016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
31656
31657	* config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
31658	Change the predicate of op2 from nonimmediate to general and let
31659	reload fix it if necessary.
31660
316612016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
31662
31663	* config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
31664
316652016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
31666
31667	* config/s390/s390.c (s390_expand_vcond): Use the compare operand
31668	mode.
31669
316702016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
31671
31672	* config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
31673	* config/s390/s390.c (s390_expand_vec_movstr): New function.
31674	* config/s390/s390.md ("movstr<P:mode>"): Call
31675	s390_expand_vec_movstr.
31676
316772016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
31678
31679	* config/s390/s390.md: Add missing output modifier for operand 1
31680	to print it as address properly.
31681
316822016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
31683
31684	* config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
31685	* config/s390/2964.md: New file.
31686	* config/s390/s390.c (s390_get_sched_attrmask): Use the right set
31687	of insn grouping attributes depending on the CPU level.
31688	(s390_get_unit_mask): New function.
31689	(s390_sched_score): Remove the OOO from the scheduling macros.
31690	Add loop to calculate a score for the instruction mix.
31691	(s390_sched_reorder): Likewise plus improve debug output.
31692	(s390_sched_variable_issue): Rename macros as above.  Calculate
31693	the unit distances after actually scheduling an insn.  Improve
31694	debug output.
31695	(s390_sched_init): Clear last_scheduled_unit_distance array.
31696	* config/s390/s390.md: Include 2964.md.
31697
316982016-02-18  Jakub Jelinek  <jakub@redhat.com>
31699
31700	PR target/69671
31701	* config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
31702	*avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
31703	*avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
31704	*avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
31705	*avx512f_<code>v8div16qi2_mask_1): New insns.
31706
317072016-02-18  Michael Meissner  <meissner@linux.vnet.ibm.com>
31708
31709	PR target/68404
31710	* config/rs6000/predicates.md (fusion_gpr_addis): Revert
31711	2016-02-09 change.
31712
31713	* config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
31714	earlyclobber from target.  Use wF constraint for fused memory
31715	address.
31716	(fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
31717
317182016-02-18  Jakub Jelinek  <jakub@redhat.com>
31719	    Martin Liska  <mliska@suse.cz>
31720
31721	PR sanitizer/69863
31722	* cfgexpand.c (asan_sanitize_stack_p): New function.
31723	(partition_stack_vars): Use the function.
31724	(expand_stack_vars): Likewise.
31725	(defer_stack_allocation): Likewise.
31726	(expand_used_vars): Likewise.
31727
317282016-02-18  Richard Biener  <rguenther@suse.de>
31729
31730	PR middle-end/69553
31731	* fold-const.c (operand_equal_p): Properly compare offsets for
31732	IMAGPART_EXPR and ARRAY_REF.
31733
317342016-02-18  Nick Clifton  <nickc@redhat.com>
31735
31736	PR target/62254
31737	PR target/69610
31738	* config/arm/arm.c (arm_option_override_internal): Disable
31739	interworking if the target does not support thumb instructions.
31740	(arm_reload_in_hi): Handle the case where a register to register
31741	move needs reloading because there is no simple pattern to handle
31742	it.
31743	(arm_reload_out_hi): Likewise.
31744
317452016-02-18  Richard Biener  <rguenther@suse.de>
31746
31747	PR middle-end/69854
31748	* match.pd: Don't use fold_binary or fold_unary for folding
31749	constants.
31750
317512016-02-17  Jakub Jelinek  <jakub@redhat.com>
31752
31753	PR c++/69850
31754	* gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
31755	on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
31756	* gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
31757	warn on gimple_no_warning_p statements.
31758
317592016-02-17  Jonathan Wakely  <jwakely@redhat.com>
31760
31761	* doc/extend.texi (C++ Attributes): Correct description of
31762	warn_unused type attribute.
31763
317642016-02-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
31765
31766	* config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
31767	correct instruction.
31768
317692016-02-17  Richard Biener  <rguenther@suse.de>
31770
31771	PR rtl-optimization/69609
31772	* bb-reorder.c (struct bbro_basic_block_data): Add priority member.
31773	(find_traces_1_round): When ending a trace update cached priority
31774	of successors.
31775	(bb_to_key): Use cached priority when available.
31776	(copy_bb): Initialize cached priority.
31777	(reorder_basic_blocks_software_trace_cache): Likewise.
31778
317792016-02-17  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
31780
31781	PR target/69161
31782	* config/aarch64/predicates.md (aarch64_comparison_operator_mode):
31783	New predicate.
31784	(aarch64_comparison_operator): Break overly long line into two.
31785	(aarch64_comparison_operation): Likewise.
31786	* config/aarch64/aarch64.md (cstorecc4): Use
31787	aarch64_comparison_operator_mode instead of
31788	aarch64_comparison_operator.
31789	(cstore<mode>4): Likewise.
31790	(aarch64_cstore<mode>): Likewise.
31791	(*cstoresi_insn_uxtw): Likewise.
31792	(cstore<mode>_neg): Likewise.
31793	(*cstoresi_neg_uxtw): Likewise.
31794
317952016-02-17  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
31796
31797	PR target/69161
31798	* config/arm/predicates.md (arm_comparison_operator_mode):
31799	New predicate.
31800	* config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
31801	instead of arm_comparison_operator.
31802	(*mov_negscc): Likewise.
31803	(*mov_notscc): Likewise.
31804	* config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
31805	(*thumb2_mov_negscc): Likewise.
31806	(*thumb2_mov_negscc_strict_it): Likewise.
31807	(*thumb2_mov_notscc): Likewise.
31808	(*thumb2_mov_notscc_strict_it): Likewise.
31809
318102016-02-17  Wilco Dijkstra  <wdijkstr@arm.com>
31811
31812	* config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
31813	Add missing return.
31814
318152016-02-17  Eric Botcazou  <ebotcazou@adacore.com>
31816
31817	* config/visium/visium.c (machine_libfunc_index): New enum.
31818	(machine_libfuncs): New structure.
31819	(visium_libfuncs): New static variable.
31820	(TARGET_INIT_LIBFUNCS): Define to...
31821	(visium_init_libfuncs): ...this.  New function.
31822	(expand_block_move_4): Use the appropriate libfunc.
31823	(expand_block_move_2): Likewise.
31824	(expand_block_move_1): Likewise.
31825	(expand_block_set_4): Likewise.
31826	(expand_block_set_2): Likewise.
31827	(expand_block_set_1): Likewise.
31828	(visium_trampoline_init): Likewise.
31829
318302016-02-17  Nick Clifton  <nickc@redhat.com>
31831
31832	* config/msp430/msp430.c (msp430_mcu_data): Sync with data from
31833	TI's devices.csv file as of March 2016.
31834
318352016-02-16  Kelvin Nilsen  <kelvin@gcc.gnu.org>
31836
31837	PR Target/48344
31838	* opts-global.c (handle_common_deferred_options): Introduce and
31839	initialize two global variables to remember command-line options
31840	specifying a stack-limiting register.
31841	* opts.h: Add extern declarations of the two new global variables.
31842	* emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
31843	variable based on the values of the two new global variables.
31844
318452016-02-16  Jakub Jelinek  <jakub@redhat.com>
31846
31847	PR c/69835
31848	* common.opt (Wnonnull-compare): New warning.
31849	* doc/invoke.texi (-Wnonnull): Remove text about comparison
31850	of arguments against NULL.
31851	(-Wnonnull-compare): Document.
31852	* Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
31853	* tree-pass.h (make_pass_warn_nonnull_compare): Declare.
31854	* passes.def (pass_warn_nonnull_compare): Add.
31855	* gimple-ssa-nonnull-compare.c: New file.
31856
318572016-02-16  James Greenhalgh  <james.greenhalgh@arm.com>
31858
31859	* config/aarch64/aarch64.c (cortexa57_tunings): Remove
31860	AARCH64_EXTRA_TUNE_RECIP_SQRT.
31861
318622016-02-16  James Greenhalgh  <james.greenhalgh@arm.com>
31863
31864	* config/aarch64/aarch64.c (use_rsqrt_p): Always use software
31865	reciprocal sqrt for -mlow-precision-recip-sqrt.
31866
318672016-02-16  James Greenhalgh  <james.greenhalgh@arm.com>
31868	    Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
31869
31870	* config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
31871	always use lane loads to construct non-constant vectors.
31872
318732016-02-16  James Greenhalgh  <james.greenhalgh@arm.com>
31874
31875	* config/aarch64/aarch64.md
31876	(arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
31877	constraints for	operand 3.
31878	(aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
31879
318802016-02-16  Jakub Jelinek  <jakub@redhat.com>
31881	    Richard Biener  <rguenther@suse.de>
31882
31883	PR tree-optimization/69820
31884	* tree-vect-patterns.c (type_conversion_p): Return false if
31885	*orig_type is unsigned single precision or boolean.
31886	(vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
31887	Formatting fix.
31888
318892016-02-16  Jakub Jelinek  <jakub@redhat.com>
31890
31891	PR rtl-optimization/69764
31892	PR rtl-optimization/69771
31893	* optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
31894	op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
31895
318962016-02-16  Richard Biener  <rguenther@suse.de>
31897
31898	PR tree-optimization/69776
31899	* tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
31900	sets from caller.
31901	(indirect_refs_may_alias_p): Likewise.
31902	(refs_may_alias_p_1): Pass alias sets as from ao_ref.
31903	* tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
31904	according to tbaa_p.
31905	* tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
31906	(optimize_stmt): For redundant store discovery do not allow tbaa.
31907
319082016-02-16  Bernd Schmidt  <bschmidt@redhat.com>
31909
31910	PR tree-optimization/69714
31911	* tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
31912	Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
31913
319142016-02-16  Claudiu Zissulescu  <claziss@synopsys.com>
31915
31916	* config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
31917	* config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
31918	(FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
31919	* config/arc/arc.c (arc_init): Check FPU options.
31920	(get_arc_condition_code): Handle new CC_FPU* modes.
31921	(arc_select_cc_mode): Likewise.
31922	(arc_conditional_register_usage): Allow 64 bit datum into even-odd
31923	register pair only. Allow access for ARCv2 accumulator.
31924	(gen_compare_reg): Whenever we have FPU support use FPU compare
31925	instructions.
31926	(arc_reorg): Don't generate brcc insns when FPU compare
31927	instructions are involved.
31928	* config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
31929	(TARGET_OPTFPE): Add condition when ARC EM can use optimized
31930	floating point emulation.
31931	(ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
31932	(REVERSE_CONDITION): Add new CC_FPU* modes.
31933	(TARGET_FP_SP_BASE): Define.
31934	(TARGET_FP_DP_BASE): Likewise.
31935	(TARGET_FP_SP_FUSED): Likewise.
31936	(TARGET_FP_DP_FUSED): Likewise.
31937	(TARGET_FP_SP_CONV): Likewise.
31938	(TARGET_FP_DP_CONV): Likewise.
31939	(TARGET_FP_SP_SQRT): Likewise.
31940	(TARGET_FP_DP_SQRT): Likewise.
31941	(TARGET_FP_DP_AX): Likewise.
31942	* config/arc/arc.md (ARCV2_ACC): New constant.
31943	(type): New fpu type attribute.
31944	(SDF): Conditional iterator.
31945	(cstore<mode>, cbranch<mode>): Change expand condition.
31946	(addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
31947	handles FPU/FPX cases as well.
31948	* config/arc/arc.opt (mfpu): New option.
31949	* config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
31950	Renamed.
31951	(adddf3, muldf3, subdf3): Removed.
31952	* config/arc/predicates.md (proper_comparison_operator): Recognize
31953	CC_FPU* modes.
31954	* config/arc/fpu.md: New file.
31955	* doc/invoke.texi (ARC Options): Document mfpu option.
31956
319572016-02-16  Richard Biener  <rguenther@suse.de>
31958
31959	PR rtl-optimization/69291
31960	* ifcvt.c (noce_try_store_flag_constants): Re-instantiate
31961	noce_operand_ok check.
31962
319632016-02-16  Tom de Vries  <tom@codesourcery.com>
31964
31965	PR lto/67709
31966	* omp-low.c (simd_clone_create): Remove call to
31967	symtab->call_cgraph_insertion_hooks.
31968
319692016-02-16  Jakub Jelinek  <jakub@redhat.com>
31970
31971	PR tree-optimization/69802
31972	* tree-ssa-reassoc.c (update_range_test): If op is
31973	SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
31974	op == 1 test of precision 1 integral op, otherwise handle
31975	that case as op itself.  Fix up formatting.
31976	(optimize_range_tests_to_bit_test, optimize_range_tests): Fix
31977	up formatting.
31978
319792016-02-16  Richard Biener  <rguenther@suse.de>
31980
31981	PR tree-optimization/69586
31982	* tree-vrp.c (register_edge_assert_for_2): Handle all integral
31983	types for conversion sources.
31984
319852016-02-16  Richard Biener  <rguenther@suse.de>
31986
31987	PR middle-end/69801
31988	* fold-const.c (operand_equal_p): For COND_EXPR zero operand
31989	mask OEP_ADDRESS_OF.
31990
319912016-02-16  Alan Modra  <amodra@gmail.com>
31992
31993	PR target/68973
31994	* config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
31995	(p8_mtvsrd_df, p8_mtvsrd_sf): New.
31996	(p8_mtvsrd_1, p8_mtvsrd_2): Delete.
31997	(p8_mtvsrwz): New.
31998	(p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
31999	(p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
32000	(p8_fmrgow_<mode>): Likewise.
32001	(reload_vsx_from_gpr<mode>): Make clobber IF.  Adjust for above
32002	changes.
32003	(reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
32004	(reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
32005	to use movdi_internal64.  Remove op0_di.
32006	* config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
32007
320082016-02-15  Evandro Menezes  <e.menezes@samsung.com>
32009
32010	Add support for the FCCMP insn types
32011
32012	* config/aarch64/aarch64.md (fccmp): Change insn type.
32013	(fccmpe): Likewise.
32014	* config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
32015	* config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
32016	* config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
32017	* config/arm/xgene1.md (xgene1_fcmp): Likewise.
32018	* config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
32019	* config/arm/types.md (fccmps): Add new insn type.
32020	(fccmpd): Likewise.
32021
320222016-02-15  Bernd Edlinger  <bernd.edlinger@hotmail.de>
32023
32024	* alias.c (get_alias_set): Fix a typo in comment.
32025
320262016-02-15  Richard Biener  <rguenther@suse.de>
32027
32028	PR tree-optimization/69595
32029	* match.pd: Complete range test simplification to true.
32030
320312016-02-15  Bernd Schmidt  <bschmidt@redhat.com>
32032
32033	PR rtl-optimization/69648
32034	* lra-constraints.c (update_ebb_live_info): Don't remove sets of
32035	pic_offset_table_rtx.
32036
32037	PR rtl-optimization/69752
32038	* ira.c (update_equiv_regs): When looking for more than a single SET,
32039	also take other side effects into account.
32040
320412016-02-15  Marcin Kościelnicki  <koriakin@0x04.net>
32042
32043	* config/s390/s390.c (s390_function_profiler): Add a new sequence
32044	for z900+ CPUs in 31-bit mode.
32045
320462016-02-15  Marcin Kościelnicki  <koriakin@0x04.net>
32047
32048	* common/config/s390/s390-common.c (s390_supports_split_stack):
32049	New function.
32050	(TARGET_SUPPORTS_SPLIT_STACK): New macro.
32051	* config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
32052	* config/s390/s390.c (struct machine_function): New field
32053	split_stack_varargs_pointer.
32054	(s390_register_info): Mark r12 as clobbered if it'll be used as temp
32055	in s390_emit_prologue.
32056	(s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
32057	vararg pointer.
32058	(morestack_ref): New global.
32059	(SPLIT_STACK_AVAILABLE): New macro.
32060	(s390_expand_split_stack_prologue): New function.
32061	(s390_live_on_entry): New function.
32062	(s390_va_start): Use split-stack vararg pointer if appropriate.
32063	(s390_asm_file_end): Emit the split-stack note sections.
32064	(TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
32065	* config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
32066	(UNSPECV_SPLIT_STACK_CALL): New unspec.
32067	(UNSPECV_SPLIT_STACK_DATA): New unspec.
32068	(split_stack_prologue): New expand.
32069	(split_stack_space_check): New expand.
32070	(split_stack_data): New insn.
32071	(split_stack_call): New expand.
32072	(split_stack_call_*): New insn.
32073	(split_stack_cond_call): New expand.
32074	(split_stack_cond_call_*): New insn.
32075
320762016-02-15  Richard Biener  <rguenther@suse.de>
32077
32078	PR tree-optimization/69783
32079	* tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
32080	Add trivially correct cases.
32081
320822016-02-15  Tom de Vries  <tom@codesourcery.com>
32083
32084	PR lto/69655
32085	* lto-cgraph.c (input_offload_tables): Add and handle bool parameter
32086	do_force_output.
32087	* lto-streamer.h (input_offload_tables): Add and handle bool parameter.
32088
320892016-02-15  Richard Biener  <rguenther@suse.de>
32090
32091	PR tree-optimization/69776
32092	* tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
32093	* tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
32094	indicate whether we can use TBAA to disambiguate against stores.
32095	Use alias-set zero if not.
32096	(visit_reference_op_store): Do not use TBAA when looking up
32097	redundant stores.
32098	* tree-ssa-pre.c (compute_avail): Use TBAA here.
32099	(eliminate_dom_walker::before_dom_children): But not when looking
32100	up redundant stores.
32101
321022016-02-14  John David Anglin  <danglin@gcc.gnu.org>
32103
32104	* config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
32105
321062016-02-14  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
32107
32108	*  config/i386/znver1.md
32109	(znver1_pop, znver1_pop_mem,
32110	znver1_load_imov_double_store,
32111	znver1_load_imov_direct_store,
32112	znver1_load_imov_direct_load,
32113	znver1_load_imov_double_load): Add new.
32114	(znver1_insn, znver1_insn_load): Add icmov type.
32115	(znver1_sseavx_fma,
32116	znver1_sseavx_fma_load,
32117	znver1_avx256_fma,
32118	znver1_avx256_fma_load): Fix pipe usage.
32119
321202016-02-14  Alan Modra  <amodra@gmail.com>
32121
32122	PR target/68973
32123	* reload.c (find_reloads_address_1): For pre/post-inc/dec
32124	with an invalid hard reg, reload just the reg not the entire
32125	pre/post-inc/dec address expression.
32126
321272016-02-13  Oleg Endo  <olegendo@gcc.gnu.org>
32128
32129	PR target/67260
32130	* config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
32131	fixed R1_REG scratch reg.
32132	(sibcall_value_pcrel_fdpic): Likewise.
32133
321342016-02-13  Oleg Endo  <olegendo@gcc.gnu.org>
32135
32136	PR target/67636
32137	PR target/64345
32138	* config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
32139
321402016-02-12  Walter Lee  <walt@tilera.com>
32141
32142	* config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
32143	* config/tilegx/t-tilegx: Likewise.
32144
321452016-02-12  David Malcolm  <dmalcolm@redhat.com>
32146
32147	PR other/69554
32148	* diagnostic-show-locus.c (struct line_span): New struct.
32149	(layout::get_first_line): Delete.
32150	(layout::get_last_line): Delete.
32151	(layout::get_num_line_spans): New member function.
32152	(layout::get_line_span): Likewise.
32153	(layout::print_heading_for_line_span_index_p): Likewise.
32154	(layout::get_expanded_location): Likewise.
32155	(layout::calculate_line_spans): Likewise.
32156	(layout::m_first_line): Delete.
32157	(layout::m_last_line): Delete.
32158	(layout::m_line_spans): New field.
32159	(layout::layout): Update comment.  Replace m_first_line and
32160	m_last_line with m_line_spans, replacing their initialization
32161	with a call to calculate_line_spans.
32162	(diagnostic_show_locus): When printing source lines and
32163	annotations, rather than looping over a single span
32164	of lines, instead loop over each line_span within
32165	the layout, with an inner loop over the lines within them.
32166	Call the context's start_span callback when changing line spans.
32167	* diagnostic.c (diagnostic_initialize): Initialize start_span.
32168	(diagnostic_build_prefix): Break out the building of the location
32169	part of the string into...
32170	(diagnostic_get_location_text): ...this new function, rewriting
32171	it from nested ternary expressions to a sequence of "if"
32172	statements.
32173	(default_diagnostic_start_span_fn): New function.
32174	* diagnostic.h (diagnostic_start_span_fn): New typedef.
32175	(diagnostic_context::start_span): New field.
32176	(default_diagnostic_start_span_fn): New prototype.
32177
321782016-02-12  David Malcolm  <dmalcolm@redhat.com>
32179
32180	PR driver/69779
32181	* gcc.c (driver::finalize): Fix cleanup of "specs".
32182
321832016-02-12  David Malcolm  <dmalcolm@redhat.com>
32184
32185	PR driver/69265
32186	PR driver/69453
32187	* gcc.c (driver::driver): Initialize m_option_suggestions.
32188	(driver::~driver): Clean up m_option_suggestions.
32189	(suggest_option): Convert to...
32190	(driver::suggest_option): ...this, and split out into
32191	driver::build_option_suggestions and find_closest_string.
32192	(driver::build_option_suggestions): New function, from
32193	first half of suggest_option.  Special-case
32194	OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
32195	the sanitizer_opts array.  For options of enum types, add the
32196	various enum values to the candidate strings.
32197	(driver::handle_unrecognized_options): Remove "const".
32198	* gcc.h (driver::handle_unrecognized_options): Likewise.
32199	(driver::build_option_suggestions): New decl.
32200	(driver::suggest_option): New decl.
32201	(driver::m_option_suggestions): New field.
32202	* opts-common.c (add_misspelling_candidates): New function.
32203	* opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
32204	and make non-static.
32205	* opts.h (sanitizer_opts): New array decl.
32206	(add_misspelling_candidates): New function decl.
32207	* spellcheck.c (find_closest_string): New function.
32208	* spellcheck.h (find_closest_string): New function decl.
32209
322102016-02-12  Jakub Jelinek  <jakub@redhat.com>
32211
32212	PR rtl-optimization/69764
32213	PR rtl-optimization/69771
32214	* optabs.c (expand_binop_directly): For shift_optab_p, force
32215	convert_modes with VOIDmode if xop1 has VOIDmode.
32216
322172016-02-12  Ilya Enkovich  <enkovich.gnu@gmail.com>
32218
32219	PR target/69729
32220	* lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
32221	to correctly determine instrumentation thunks.
32222
322232016-02-12  Jakub Jelinek  <jakub@redhat.com>
32224
32225	PR ipa/69241
32226	* ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
32227	type by reference, force lhs on the call.
32228
32229	PR ipa/68672
32230	* ipa-split.c (split_function): Don't compute/use main_part_return_p.
32231	Compute retval and retbnd early in all cases if split_part_return_p
32232	and return_bb is not EXIT.  Remove all clobber stmts and reset
32233	all debug stmts that refer to SSA_NAMEs defined in split part,
32234	except if it is retval, in that case replace the old retval with the
32235	lhs of the call to the split part.
32236
322372016-02-12  Kugan Vivekanandarajah  <kuganv@linaro.org>
32238
32239	revert:
32240	2016-02-12  Kugan Vivekanandarajah  <kuganv@linaro.org>
32241
32242	PR middle-end/66726
32243	* tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
32244	whose result is used in PHI.
32245	(maybe_optimize_range_tests): Likewise.
32246	(final_range_test_p): Likweise.
32247
322482016-02-12  Kugan Vivekanandarajah  <kuganv@linaro.org>
32249
32250	PR middle-end/66726
32251	* tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
32252	whose result is used in PHI.
32253	(maybe_optimize_range_tests): Likewise.
32254	(final_range_test_p): Likweise.
32255
322562016-02-12  Jakub Jelinek  <jakub@redhat.com>
32257
32258	* cgraph.c: Spelling fixes - behaviour -> behavior and
32259	neighbour -> neighbor.
32260	* target.def: Likewise.
32261	* sel-sched.c: Likewise.
32262	* config/mips/mips.c: Likewise.
32263	* config/arc/arc.md: Likewise.
32264	* config/arm/cortex-a57.md: Likewise.
32265	* config/arm/arm.c: Likewise.
32266	* config/arm/neon.md: Likewise.
32267	* config/arm/arm-c.c: Likewise.
32268	* config/vms/vms-c.c: Likewise.
32269	* config/s390/s390.c: Likewise.
32270	* config/i386/znver1.md: Likewise.
32271	* config/i386/i386.c: Likewise.
32272	* config/ia64/hpux-unix2003.h: Likewise.
32273	* config/msp430/msp430.md: Likewise.
32274	* config/rx/rx.c: Likewise.
32275	* config/rx/rx.md: Likewise.
32276	* config/aarch64/aarch64-simd.md: Likewise.
32277	* config/aarch64/aarch64.c: Likewise.
32278	* config/nvptx/nvptx.c: Likewise.
32279	* config/bfin/bfin.c: Likewise.
32280	* config/cris/cris.opt: Likewise.
32281	* config/rs6000/rs6000.c: Likewise.
32282	* target.h: Likewise.
32283	* spellcheck.c: Likewise.
32284	* ira-build.c: Likewise.
32285	* tree-inline.c: Likewise.
32286	* builtins.c: Likewise.
32287	* lra-constraints.c: Likewise.
32288	* explow.c: Likewise.
32289	* hwint.h: Likewise.
32290	* targhooks.c: Likewise.
32291	* tree-vect-data-refs.c: Likewise.
32292	* expr.c: Likewise.
32293	* doc/tm.texi: Likewise.
32294	* doc/extend.texi: Likewise.
32295	* doc/install.texi: Likewise.
32296	* doc/md.texi: Likewise.
32297	* tree-ssa-tail-merge.c: Likewise.
32298	* sched-int.h: Likewise.
32299	* match.pd: Likewise.
32300	* sched-ebb.c: Likewise.
32301	* target.def (omit_struct_return_reg): Likewise.
32302	* gimple-ssa-isolate-paths.c: Likewise.
32303	(find_implicit_erroneous_behaviour): Renamed to...
32304	(find_implicit_erroneous_behavior): ... this.
32305	(find_explicit_erroneous_behaviour): Renamed to...
32306	(find_explicit_erroneous_behavior): ... this.
32307	(gimple_ssa_isolate_erroneous_paths): Adjust caller.
32308
323092016-02-11  Segher Boessenkool  <segher@kernel.crashing.org>
32310
32311	PR rtl-optimization/64682
32312	PR rtl-optimization/69567
32313	PR rtl-optimization/69737
32314	* combine.c (distribute_notes) <REG_DEAD>: If the register is set
32315	in I2 as well, just lose it.
32316
323172016-02-11  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
32318
32319	* config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
32320	New variable.
32321	(aarch64_last_printed_tune_string): Likewise.
32322	(aarch64_declare_function_name): Only output .arch assembler
32323	directive if it will be different from the previously output
32324	directive.  Same for .tune comment but only if -dA is set.
32325	(aarch64_start_file): New function.
32326	(TARGET_ASM_FILE_START): Define.
32327
323282016-02-11  David Malcolm  <dmalcolm@redhat.com>
32329
32330	PR plugins/69758
32331	* Makefile.in (PLUGIN_HEADERS): Add params.list.
32332
323332016-02-11  Jakub Jelinek  <jakub@redhat.com>
32334
32335	PR target/65313
32336	* tree-vect-slp.c (vect_schedule_slp_instance): Avoid
32337	-Wmaybe-uninitialized warning.
32338
323392016-02-11  Oleg Endo  <olegendo@gcc.gnu.org>
32340
32341	PR target/69713
32342	* config/sh/sh.md (casesi_worker_0): Add T_REG use.
32343
323442016-02-11  Richard Biener  <rguenther@suse.de>
32345
32346	PR rtl-optimization/69291
32347	* ifcvt.c (noce_try_store_flag_constants): Do not allow
32348	subexpressions affected by changing the result.
32349
323502016-02-10  Vladimir Makarov  <vmakarov@redhat.com>
32351
32352	PR target/69148
32353	* lra-constraints.c (curr_insn_transform): Find in/out operands
32354	for secondary memory moves.  Update dups.
32355
323562016-02-10  Yuri Rumyantsev  <ysrumyan@gmail.com>
32357
32358	PR tree-optimization/69652
32359	* tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
32360	to nested loop, did source re-formatting, skip debug statements,
32361	add check on statement with volatile operand, remove dead scalar
32362	statements.
32363
323642016-02-10  Jakub Jelinek  <jakub@redhat.com>
32365	    Patrick Palka  <ppalka@gcc.gnu.org>
32366
32367	PR ipa/69241
32368	PR c++/69649
32369	* gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
32370	calls if the return type is TREE_ADDRESSABLE.
32371	* cgraphunit.c (cgraph_node::expand_thunk): Likewise.
32372	* ipa-split.c (split_function): Fix doubled "we" in comment.
32373	Use void return type for the split part even if
32374	!split_point->split_part_set_retval.
32375
323762016-02-10  Bin Cheng  <bin.cheng@arm.com>
32377
32378	PR tree-optimization/68021
32379	* tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
32380	when computing the value of biv cand by itself.
32381
323822016-02-10  Wilco Dijkstra  <wdijkstr@arm.com>
32383
32384	* config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
32385	(cortexa57_tunings): Likewise.
32386	(cortexa72_tunings): Likewise.
32387	(arch_macro_fusion_pair_p): Add support for AES fusion.
32388	* config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
32389	* config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
32390	Allow virtual registers before reload so early scheduling works.
32391	* config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
32392	correct latency and pipeline.
32393	(cortex_a57_crypto_complex): Likewise.
32394	(cortex_a57_crypto_xor): Likewise.
32395	(define_bypass): Add AES bypass.
32396
323972016-02-10  Richard Biener  <rguenther@suse.de>
32398
32399	PR tree-optimization/69726
32400	* passes.def: Add DCE pass before late uninit.
32401	* match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
32402	really fixup if-conversions job.
32403
324042016-02-10  Wilco Dijkstra  <wdijkstr@arm.com>
32405
32406	* config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
32407	(arm_cortex_a57_tune): Likewise.
32408	(aarch_macro_fusion_pair_p): Add support for AES fusion.
32409	* config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
32410
324112016-02-10  Eric Botcazou  <ebotcazou@adacore.com>
32412
32413	* timevar.def (TV_PHASE_DBGINFO): Delete.
32414	(TV_PHASE_CHECK_DBGINFO): Likewise.
32415	* varpool.c (varpool_node::assemble_decl): Do not change timevar.
32416
324172016-02-10  Richard Biener  <rguenther@suse.de>
32418
32419	PR tree-optimization/69719
32420	* tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
32421	Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
32422
324232016-02-09  Andrew Pinski  <apinski@cavium.com>
32424
32425	PR tree-opt/69282
32426	* optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
32427	get_vcond_mask_icode returns false.
32428
324292016-02-09  Michael Meissner  <meissner@linux.vnet.ibm.com>
32430
32431	PR target/68404
32432	* config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
32433	an ADDIS that adds a pointer to a large constant that sets the
32434	upper16 bits with a load operation.
32435
324362016-02-09  Charles Baylis  <charles.baylis@linaro.org>
32437
32438	PR target/68532
32439	* config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
32440	order.
32441	* config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
32442	endian.
32443	(vzipq_s16): Likewise.
32444	(vzipq_s32): Likewise.
32445	(vzipq_f32): Likewise.
32446	(vzipq_u8): Likewise.
32447	(vzipq_u16): Likewise.
32448	(vzipq_u32): Likewise.
32449	(vzipq_p8): Likewise.
32450	(vzipq_p16): Likewise.
32451
324522016-02-09  Charles Baylis  <charles.baylis@linaro.org>
32453
32454	PR target/68532
32455	* config/arm/arm.c (neon_endian_lane_map): New function.
32456	(neon_vector_pair_endian_lane_map): New function.
32457	(arm_evpc_neon_vuzp): Allow for big endian lane order.
32458	* config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
32459	endian.
32460	(vuzpq_s16): Likewise.
32461	(vuzpq_s32): Likewise.
32462	(vuzpq_f32): Likewise.
32463	(vuzpq_u8): Likewise.
32464	(vuzpq_u16): Likewise.
32465	(vuzpq_u32): Likewise.
32466	(vuzpq_p8): Likewise.
32467	(vuzpq_p16): Likewise.
32468
324692016-02-11  Alexandre Oliva  <aoliva@redhat.com>
32470
32471	PR target/69634
32472	* regstat.c (regstat_bb_compute_calls_crossed): Disregard
32473	debug insns.
32474
324752016-02-09  Uros Bizjak  <ubizjak@gmail.com>
32476
32477	* config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
32478	truncate const_int operand 1 to QImode.
32479
324802016-02-09  Eric Botcazou  <ebotcazou@adacore.com>
32481
32482	* gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
32483	corresponding to an abnormal edge.
32484
324852016-02-09  Tom de Vries  <tom@codesourcery.com>
32486
32487	PR tree-optimization/69599
32488	* tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
32489	function.
32490	(find_func_aliases_for_builtin_call, find_func_clobbers)
32491	(ipa_pta_execute):  Handle case that foo and foo._0 are not in same lto
32492	partition.
32493
324942016-02-09  Richard Biener  <rguenther@suse.de>
32495
32496	PR tree-optimization/69715
32497	* tree-ssa.c (execute_update_addresses_taken): Mark non-decl
32498	LHS on calls as non-rewritable.
32499
325002016-02-09  Tom de Vries  <tom@codesourcery.com>
32501
32502	PR lto/69707
32503	* lto-wrapper.c (append_diag_options): New function.
32504	(compile_offload_image): Call append_diag_options.
32505
325062016-02-08  Sandra Loosemore  <sandra@codesourcery.com>
32507
32508	PR other/69722
32509	* doc/extend.texi (Flag Output Operands): Correct sectioning.
32510	Minor copy-edit to fix verb tenses.
32511
325122016-02-08  Jakub Jelinek  <jakub@redhat.com>
32513
32514	PR tree-optimization/69209
32515	* ipa-split.c (split_function): If split part is not
32516	returning retval, retval has gimple type but is not
32517	gimple value, force it into a SSA_NAME first.
32518
325192016-02-08  Nicklas Bo Jensen  <nbjensen@gmail.com>
32520
32521	* doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
32522	outdated section.
32523
325242016-02-08  Jason Merrill  <jason@redhat.com>
32525
32526	PR c++/69631
32527	* convert.c (convert_to_integer_1): Check dofold on truncation
32528	distribution.
32529	(convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
32530	(convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
32531	Rename from *_nofold.
32532	* convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
32533	(convert_to_real_nofold, convert_to_complex_nofold): New inlines.
32534
325352016-02-08  Bernd Schmidt  <bschmidt@redhat.com>
32536
32537	PR target/60410
32538	* tree.c (build_common_tree_nodes): Remove short_double argument.
32539	All callers changed.
32540	* tree.h (build_common_tree_nodes): Adjust declaration.
32541	* doc/invoke.texi (-fshort-double): Remove documentation.
32542	* config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
32543	MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
32544	* lto-wrapper.c (merge_and_complain, append_compiler_options)
32545	(append_linker_options): Don't handle OPT_fshort_double.
32546
32547	PR rtl-optimization/68730
32548	* lra-remat.c (insn_to_cand_activation): New static variable.
32549	(lra_remat): Allocate and free it.
32550	(create_cand): New arg activation. Initialize a field in
32551	insn_to_cand_activation if it is nonnull.
32552	(create_cands): Pass the activation insn to create_cand when making
32553	a candidate involving an output reload.  Reorganize code a little.
32554	(do_remat): Keep track of active status of candidates in a separate
32555	bitmap.
32556
325572016-02-08  Richard Biener  <rguenther@suse.de>
32558
32559	PR tree-optimization/69719
32560	* tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
32561	Properly use absolute of the difference of the two offsets to
32562	compare or adjust the segment length.
32563
325642016-02-08  Richard Biener  <rguenther@suse.de>
32565	    Jeff Law  <law@redhat.com>
32566
32567	PR target/68273
32568	* tree-ssanames.c (make_ssa_name_fn): Always use unqualified
32569	types for anonymous SSA names.
32570
325712016-02-08   Richard Biener  <rguenther@suse.de>
32572
32573	PR rtl-optimization/69274
32574	* ira.c (ira_setup_alts): Do not change recog_data.operand order.
32575
325762016-02-08  Jeff Law  <law@redhat.com>
32577
32578	PR tree-optimization/65917
32579	* tree-ssa-dom.c (record_temporary_equivalences): Record both
32580	equivalences from if (x == y) style conditionals.
32581	(loop_depth_of_name): Remove.
32582	(record_equality): Remove loop depth check.
32583	* tree-ssa-scopedtables.h (const_and_copies): Refine comments.
32584	(const_and_copies::record_const_or_copy_raw): New member function.
32585	* tree-ssa-scopedtables.c
32586	(const_and_copies::record_const_or_copy_raw): New, factored out of
32587	(const_and_copies::record_const_or_copy): Call new member function.
32588
325892016-02-05  Jeff Law  <law@redhat.com>
32590
32591	PR tree-optimization/68541
32592	* gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
32593	(count_stmts_in_block): New function.
32594	(poor_ifcvt_candidate_code): Likewise.
32595	(is_feasible_trace): Add some heuristics to determine when path
32596	splitting is profitable.
32597	(find_block_to_duplicate_for_splitting_paths): Make sure the graph
32598	is a diamond with a single exit.
32599
326002016-02-05  Martin Sebor  <msebor@redhat.com>
32601
32602	PR c++/69662
32603	* doc/invoke.texi: Update -Wplacement-new to take an optional
32604	argument.
32605
326062016-02-06  Richard Henderson  <rth@redhat.com>
32607
32608	PR c/69643
32609	* tree.c (tree_nop_conversion_p): Do not strip casts into or
32610	out of non-standard address spaces.
32611
326122016-02-05  Jakub Jelinek  <jakub@redhat.com>
32613
32614	PR rtl-optimization/69691
32615	* lra-eliminations.c (move_plus_up): Don't add the addend twice.
32616
326172016-02-05  Pat Haugen  <pthaugen@us.ibm.com>
32618
32619	* config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
32620	* config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
32621	(*ieee128_mfvsrd_64bit): Likewise.
32622	(*ieee128_mfvsrd_32bit): Likewise.
32623
326242016-02-05  Ilya Enkovich  <enkovich.gnu@gmail.com>
32625
32626	PR target/69369
32627	Revert r232560:
32628	2016-01-19  Jan Hubicka  <hubicka@ucw.cz>
32629
32630	* cgraphunit.c (cgraph_node::reset): Clear thunk info and
32631	instrumented_version.
32632
326332016-01-05  Jeremy Bennett  <jeremy.bennett@embecosm.com>
32634
32635	* doc/invoke.texi (Optimize Options): In table of --param options
32636	rename second occurrence of tracer-min-branch-ratio to
32637	tracer-min-branch-probability, rename
32638	tracer-min-branch-ratio-feedback to
32639	tracer-min-branch-probability-feedback and clarify description,
32640	rename sched-spec-state-edge-prob-cutoff to
32641	sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
32642	to selsched-insns-to-rename, rename lto-minpartition to
32643	lto-min-partition, delete reorder-blocks-duplicate and
32644	reorder-blocks-duplicate-feedback.
32645
326462016-02-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
32647
32648	* config/s390/s390.c (s390_register_info_set_ranges): Remove
32649	superfluous loops.
32650
326512016-02-05  Dominik Vogt  <vogt@linux.vnet.ibm.com>
32652
32653	* doc/extend.texi: S/390: Correct some typos.
32654
326552016-02-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
32656
32657	* config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
32658
326592016-02-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
32660
32661	PR target/69625
32662	* config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
32663	(s390_register_info_gprtofpr): Use new macros above.
32664	(s390_register_info_stdarg_fpr): Adjust max_fpr to better match
32665	its name.
32666	(s390_register_info_stdarg_gpr): Adjust max_gpr to better match
32667	its name.  Adjust restore and save gpr ranges.
32668	(s390_register_info_set_ranges): New function.
32669	(s390_register_info): Use new macros above.  Call
32670	s390_register_info_set_ranges.
32671	(s390_optimize_register_info): Likewise.
32672	(s390_hard_regno_rename_ok): Use new macros.
32673	(s390_hard_regno_scratch_ok): Likewise.
32674	(s390_emit_epilogue): Likewise.
32675	(s390_can_use_return_insn): Likewise.
32676	(s390_optimize_prologue): Likewise.
32677	* config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
32678
326792016-02-05  Jakub Jelinek  <jakub@redhat.com>
32680
32681	PR bootstrap/69677
32682	* config/i386/i386.c (convert_scalars_to_vector): Readd stack
32683	alignment fixes.
32684	(ix86_option_override_internal): Disable TARGET_STV even for
32685	-m{incoming,preferred}-stack-boundary=3.
32686
326872016-02-03  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
32688
32689	* config.gcc: Mark deprecated rtems targets as obsolete.
32690
326912016-02-04  Segher Boessenkool  <segher@kernel.crashing.org>
32692
32693	PR rtl-optimization/64682
32694	PR rtl-optimization/69567
32695	* combine.c (distribute_notes) <REG_DEAD>: Place the death note
32696	before I2 only if the register is both used and set in I2.
32697
326982016-02-04  DJ Delorie  <dj@redhat.com>
32699
32700	* config/msp430/msp430.c (msp430_start_function): Add function type.
32701
327022016-02-04  Jakub Jelinek  <jakub@redhat.com>
32703
32704	PR fortran/69368
32705	* tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
32706
327072016-02-04  Uros Bizjak  <ubizjak@gmail.com>
32708
32709	PR rtl-optimization/69577
32710	Revert:
32711	2015-10-29  Richard Henderson  <rth@redhat.com>
32712
32713	PR target/68124
32714	PR rtl-opt/67609
32715	* config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
32716	sse check to the exact conditions of PR 67609.
32717
327182016-02-04  Michael Meissner  <meissner@linux.vnet.ibm.com>
32719
32720	PR target/69667
32721	* config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
32722	instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
32723	not allowed into the traditional Altivec registers.
32724	(movtd_64bit_nodm): Likewise.
32725	(mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
32726
327272016-02-04  David Malcolm  <dmalcolm@redhat.com>
32728
32729	* config/aarch64/cortex-a57-fma-steering.c
32730	(aarch64_register_fma_steering): Remove "static" from arguments
32731	to register_pass.
32732
327332016-02-04  Wilco Dijkstra  <wdijkstr@arm.com>
32734
32735	PR target/69619
32736	* ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
32737	twice when complex.
32738
327392016-02-04  Mike Frysinger  <vapier@gentoo.org>
32740
32741	* doc/invoke.texi: Delete -mno-fma4.
32742
327432016-02-04  Richard Sandiford  <richard.sandiford@arm.com>
32744
32745	PR rtl-optimization/69577
32746	* reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
32747	(find_subregs_of_mode): Update accordingly.  Iterate over partial
32748	definitions.
32749
327502016-02-04  Alan Lawrence  <alan.lawrence@arm.com>
32751
32752	* config/arm/arm-protos.h (neon_reinterpret): Remove.
32753	* config/arm/arm.c (neon_reinterpret): Remove.
32754	* config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
32755	vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
32756	vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
32757	vreinterpretti): Remove.
32758	* config/arm/neon.md (neon_vreinterpretv8qi<mode>,
32759	neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
32760	neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
32761	neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
32762	neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
32763	neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
32764	* config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
32765	vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
32766	vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
32767	vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
32768	vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
32769	vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
32770	vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
32771	vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
32772	vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
32773	vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
32774	vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
32775	vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
32776	vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
32777	vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
32778	vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
32779	vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
32780	vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
32781	vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
32782	vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
32783	vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
32784	vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
32785	vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
32786	vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
32787	vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
32788	vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
32789	vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
32790	vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
32791	vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
32792	vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
32793	vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
32794	vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
32795	vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
32796	vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
32797	vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
32798	vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
32799	vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
32800	vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
32801	vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
32802	vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
32803	vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
32804	vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
32805	vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
32806	vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
32807	vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
32808	vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
32809	vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
32810	vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
32811	vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
32812	vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
32813	vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
32814	vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
32815	vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
32816	vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
32817	vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
32818	vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
32819	vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
32820	vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
32821	vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
32822	vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
32823	vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
32824	vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
32825	vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
32826	vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
32827	vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
32828	vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
32829	vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
32830	vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
32831	vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
32832	vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
32833	vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
32834	vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
32835	vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
32836	vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
32837	vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
32838	vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
32839	vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
32840	vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
32841	vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
32842	vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
32843	vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
32844	vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
32845	vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
32846	vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
32847	vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
32848	vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
32849	vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
32850	vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
32851	vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
32852	vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
32853	vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
32854	vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
32855	vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
32856	vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
32857	vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
32858	vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
32859	vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
32860	vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
32861
328622016-02-04  Martin Liska  <mliska@suse.cz>
32863
32864	PR sanitizer/69276
32865	* asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
32866	that are gimple_store_p.
32867	(maybe_instrument_call): Likewise.
32868
328692016-02-04  Bin Cheng  <bin.cheng@arm.com>
32870
32871	* config/aarch64/aarch64.c (aarch64_legitimize_address): Force
32872	register scaling out of memory reference and comment why.
32873
328742016-02-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
32875
32876	PR target/65932
32877	PR target/67714
32878	* cse.c (cse_insn): Pass NULL to fold_rtx when initially
32879	folding the source of a SET.
32880
328812016-02-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
32882
32883	PR target/65932
32884	PR target/67714
32885	* config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
32886	the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
32887
328882016-02-04  Jim Wilson  <jim.wilson@linaro.org>
32889
32890	PR target/65932
32891	PR target/67714
32892	* config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
32893	HImode.
32894
328952016-02-04  Christian Bruel  <christian.bruel@st.com>
32896
32897	* config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
32898	* config/arm/arm.c (arm_set_current_function): Likewise.
32899
329002016-02-04  Jakub Jelinek  <jakub@redhat.com>
32901	    Ilya Enkovich  <enkovich.gnu@gmail.com>
32902	    H.J. Lu  <hongjiu.lu@intel.com>
32903
32904	PR target/69454
32905	* config/i386/i386.c (convert_scalars_to_vector): Remove
32906	stack alignment fixes.
32907	(ix86_option_override_internal): Disable TARGET_STV if stack
32908	might not be aligned enough.
32909	(ix86_minimum_alignment): Assert that TARGET_STV is false.
32910
329112016-02-04  Victoria Stepanyan  <victoria.stepanyan@amd.com>
32912
32913	* config/i386/x86-tune.def: Disable default prefetching
32914	for -march=znver1.
32915
329162016-02-03  Michael Meissner  <meissner@linux.vnet.ibm.com>
32917	    Vladimir Makarov  <vmakarov@redhat.com>
32918
32919	PR target/69461
32920	* config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
32921	in validating fused toc addresses.
32922
329232016-02-03  Jakub Jelinek  <jakub@redhat.com>
32924
32925	PR c/69627
32926	* diagnostic-show-locus.c (layout::get_state_at_point): Don't read
32927	range->m_caret fields if range->m_show_caret_p is false.
32928
32929	PR target/69644
32930	* config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
32931	Force oldval into register if it does not satisfy reg_or_short_operand
32932	predicate.  Fix up formatting.
32933
329342016-02-03  Vladimir Makarov  <vmakarov@redhat.com>
32935	    Alexandre Oliva  <aoliva@redhat.com>
32936
32937	PR target/69461
32938	* lra-constraints.c (simplify_operand_subreg): Check additionally
32939	address validity after potential reloading.
32940	(process_address_1): Check insns validity.  In case of failure do
32941	nothing.
32942
329432016-02-03  Kirill Yukhin  <kirill.yukhin@intel.com>
32944
32945	PR target/69118
32946	* config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
32947	Fix target.
32948
329492016-02-02  Jakub Jelinek  <jakub@redhat.com>
32950
32951	* wide-int.cc (canonize_uhwi): New function.
32952	(wi::divmod_internal): Use it.
32953
329542016-02-02  James Norris  <jnorris@codesourcery.com>
32955
32956	* gimplify.c (omp_notice_variable): Add usage check.
32957
329582016-02-02  Alexander Monakov  <amonakov@ispras.ru>
32959
32960	* config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
32961	like LE, GE, LT, GT when emitting relational operator.
32962
329632016-02-02  Wilco Dijkstra  <wdijkstr@arm.com>
32964
32965	* ira-costs.c (find_costs_and_classes): Add extra argument.
32966	* target.def (ira_change_pseudo_allocno_class): Add parameter.
32967	* targhooks.h (ira_change_pseudo_allocno_class): Likewise.
32968	* targhooks.c (ira_change_pseudo_allocno_class): Likewise.
32969	* config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
32970	Add best_class parameter, and return it if not ALL_REGS.
32971	* config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
32972	Add parameter.
32973	* doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
32974	Update target hook.
32975
329762016-02-02  Wilco Dijkstra  <wdijkstr@arm.com>
32977
32978	* config/aarch64/aarch64.c
32979	(TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
32980	(aarch64_ira_change_pseudo_allocno_class): New function.
32981
329822016-02-02  Uros Bizjak  <ubizjak@gmail.com>
32983
32984	PR target/67032
32985	* config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
32986
329872016-02-02  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
32988
32989	* config/avr/avr.c (avr_option_override): Set
32990	PARAM_ALLOW_STORE_DATA_RACES to 1.
32991
329922016-02-02  Richard Biener  <rguenther@suse.de>
32993
32994	PR tree-optimization/69595
32995	* match.pd: Add range test simplifications to true/false.
32996
329972016-02-02  Thomas Schwinge  <thomas@codesourcery.com>
32998
32999	* omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
33000	* omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
33001	instead.
33002
330032016-02-02  Richard Biener  <rguenther@suse.de>
33004
33005	PR tree-optimization/69606
33006	* tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
33007	info on the result before moving a stmt.
33008
330092016-02-02  Yuri Rumyantsev  <ysrumyan@gmail.com>
33010
33011	PR middle-end/68542
33012	* config/i386/i386.c (ix86_expand_branch): Add support for conditional
33013	branch with vector comparison.
33014	* config/i386/sse.md (VI48_AVX): New mode iterator.
33015	(define_expand "cbranch<mode>4): Add support for conditional branch
33016	with vector comparison.
33017	* tree-vect-loop.c (optimize_mask_stores): New function.
33018	* tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
33019	has_mask_store field of vect_info.
33020	* tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
33021	vectorized loops having masked stores after vec_info destroy.
33022	* tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
33023	correspondent macros.
33024	(optimize_mask_stores): Add prototype.
33025
330262016-02-02  Alan Modra  <amodra@gmail.com>
33027
33028	PR target/69548
33029	* config/rs6000/predicates.md (quad_int_reg_operand): Don't
33030	allow subregs.
33031
330322016-02-02  Alan Modra  <amodra@gmail.com>
33033
33034	PR target/68662
33035	* config/rs6000/rs6000.c (need_toc_init): New var, set it
33036	whenever toc_label_name used.
33037	(rs6000_file_start): Don't set up toc section here,
33038	(rs6000_output_function_epilogue): do so here instead,
33039	(rs6000_xcoff_file_start): and here.
33040	* config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
33041	(load_toc_aix_di): Likewise.
33042
330432016-02-01  Jakub Jelinek  <jakub@redhat.com>
33044
33045	PR rtl-optimization/69592
33046	* rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
33047	(cached_nonzero_bits): Use it instead of ARITHMETIC_P.
33048	(num_sign_bit_copies_binary_arith_p): New inline function.
33049	(cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
33050
330512016-02-01  Jeff Law  <law@redhat.com>
33052
33053	PR tree-optimization/69580
33054	* params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
33055	* tree-ssa-threadbackward.c
33056	(fsm_find_control_statement_thread_paths): Do not try to walk
33057	through large PHI nodes.
33058
330592016-02-01  Jakub Jelinek  <jakub@redhat.com>
33060
33061	* ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
33062	when count is incremented above limit, don't analyze further
33063	insns afterwards.
33064
33065	* omp-low.c (oacc_parse_default_dims): Avoid
33066	-Wsign-compare warning, make sure value fits into int
33067	rather than just unsigned int.
33068
330692016-02-01  Bin Cheng  <bin.cheng@arm.com>
33070
33071	PR tree-optimization/67921
33072	* fold-const.c (split_tree): New parameters.  Convert pointer
33073	type variable part to proper type before negating.
33074	(fold_binary_loc): Pass new arguments to split_tree.
33075
330762016-02-01  Nathan Sidwell  <nathan@codesourcery.com>
33077
33078	* config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
33079	(nvptx_goacc_validate_dims): Extend to handle global defaults.
33080	* target.def (OACC_VALIDATE_DIMS): Extend documentation.
33081	* doc/tm.texti: Rebuilt.
33082	* doc/invoke.texi (fopenacc-dim): Document.
33083	* lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
33084	(append_compiler_options): Likewise.
33085	* omp-low.c (oacc_default_dims, oacc_min_dims): New.
33086	(oacc_parse_default_dims): New.
33087	(oacc_validate_dims): Add USED arg.  Select non-unity default when
33088	possible.
33089	(oacc_loop_fixed_partitions): Return mask of used partitions.
33090	(oacc_loop_auto_partitions): Emit dump info.
33091	(oacc_loop_partition): Return mask of used partitions.
33092	(execute_oacc_device_lower): Parse default dimension arg.  Adjust
33093	loop partitioning and validation calls.
33094
330952016-02-01  Richard Biener  <rguenther@suse.de>
33096
33097	PR middle-end/69556
33098	* match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
33099
331002016-02-01  Richard Biener  <rguenther@suse.de>
33101
33102	PR tree-optimization/69574
33103	* tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
33104	of asserting return chrec_dont_know.
33105
331062016-02-01  Martin Liska  <mliska@suse.cz>
33107
33108	* mem-stats-traits.h: Add copyright header.
33109	* mem-stats.h: Likewise.
33110
331112016-02-01  Richard Biener  <rguenther@suse.de>
33112
33113	PR tree-optimization/69579
33114	* tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
33115	Do not propagate through abnormal PHI results.
33116
331172016-02-01  Eric Botcazou  <ebotcazou@adacore.com>
33118
33119	* postreload.c (reload_cse_simplify): Remove dead code.
33120
331212016-02-01  Jakub Jelinek  <jakub@redhat.com>
33122
33123	PR rtl-optimization/69570
33124	* ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
33125	if there is more than one set, not if there is a single set.
33126
331272016-02-01  Richard Henderson  <rth@redhat.com>
33128
33129	PR rtl-opt/69535
33130	* combine.c (make_compound_operation): When looking through a
33131	subreg, make sure to re-extend to the width of the outer mode.
33132
331332016-01-30  Jakub Jelinek  <jakub@redhat.com>
33134
33135	PR tree-optimization/69546
33136	* wide-int.cc (wi::divmod_internal): For unsigned division
33137	where both operands fit into uhwi, if o1 is 1 and o0 has
33138	msb set, if divident_prec is larger than bits per hwi,
33139	clear another quotient word and return 2 instead of 1.
33140	Similarly for remainder with msb in HWI set, if dividend_prec
33141	is larger than bits per hwi.
33142
331432016-01-29  Martin Jambor  <mjambor@suse.cz>
33144
33145	* hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
33146	Use short lowercase names.
33147	(get_memory_order): Mask with MEMMODEL_BASE_MASK.  Support
33148	MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
33149	acq_rel one.  Protect warning agains segfaults if
33150	get_memory_order_name returns NULL.
33151	(gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
33152	with release semantics.  Do not warn if get_memory_order already did.
33153	(gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
33154	semantics.  Fix check for relaxed or acquire semantics.  Do not warn
33155	if get_memory_order already did.
33156
331572016-01-29  Sebastian Pop  <s.pop@samsung.com>
33158
33159	* doc/install.texi: Document that isl-0.16 is supported.
33160
331612016-01-29  Vladimir Makarov  <vmakarov@redhat.com>
33162
33163	PR target/69299
33164	* config/i386/constraints.md (Bm): Describe as special memory
33165	constraint.
33166	* doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
33167	* genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
33168	* genpreds.c (struct constraint_data): Add is_special_memory.
33169	(have_special_memory_constraints, special_memory_start): New
33170	static vars.
33171	(special_memory_end): Ditto.
33172	(add_constraint): Add new arg is_special_memory.  Add code to
33173	process its true value.  Update have_special_memory_constraints.
33174	(process_define_constraint): Pass the new arg.
33175	(process_define_register_constraint): Ditto.
33176	(choose_enum_order): Process special memory.
33177	(write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
33178	function insn_extra_special_memory_constraint.
33179	(main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
33180	* gensupport.c (process_rtx): Process
33181	DEFINE_SPECIAL_MEMORY_CONSTRAINT.
33182	* ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
33183	* ira-lives.c (single_reg_class): Use
33184	insn_extra_special_memory_constraint.
33185	* ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
33186	* lra-constraints.c (process_alt_operands): Ditto.
33187	(curr_insn_transform): Use insn_extra_special_memory_constraint.
33188	* recog.c (asm_operand_ok, preprocess_constraints): Process
33189	CT_SPECIAL_MEMORY.
33190	* reload.c (find_reloads): Ditto.
33191	* rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
33192	* stmt.c (parse_input_constraint): Use
33193	insn_extra_special_memory_constraint.
33194
331952016-01-29  H.J. Lu  <hongjiu.lu@intel.com>
33196
33197	PR target/69530
33198	* lra-splill.c (lra_final_code_change): Revert r229087 by
33199	removing all sub-registers.
33200
332012016-01-29  Steve Ellcey  <sellcey@imgtec.com>
33202
33203	PR target/65604
33204	* config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
33205
332062016-01-29  Jakub Jelinek  <jakub@redhat.com>
33207
33208	PR target/69551
33209	* config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
33210	SSE1, copy target into the temporary reg first before recursing
33211	on it.
33212
332132016-01-29  H.J. Lu  <hongjiu.lu@intel.com>
33214
33215	* config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
33216	with vm.
33217
332182016-01-29  Jonathan Wakely  <jwakely@redhat.com>
33219
33220	* ginclude/stdarg.h: Test __cplusplus instead of
33221	__GXX_EXPERIMENTAL_CXX0X__.
33222
332232016-01-29  Richard Biener  <rguenther@suse.de>
33224
33225	PR tree-optimization/69547
33226	* tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
33227	Do not mark clobbers necessary.
33228	(mark_all_reaching_defs_necessary_1): Likewise.
33229
332302016-01-29  Dominik Vogt  <vogt@linux.vnet.ibm.com>
33231
33232	* config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
33233	declaration name with %qs and print it in both error messages.
33234	Also fix indentation.
33235
332362016-01-29  Dominik Vogt  <vogt@linux.vnet.ibm.com>
33237
33238	PR other/69006
33239	* config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
33240	trailing blank line from error message.
33241
332422016-01-29  Jonathan Wakely  <jwakely@redhat.com>
33243
33244	PR c++/69462
33245	* ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
33246	for C++-11.
33247
332482016-01-29  Richard Biener  <rguenther@suse.de>
33249
33250	PR middle-end/69537
33251	* match.pd: Allow all integral types when simplifying a
33252	widening or sign-changing conversion.
33253
332542016-01-28  Sebastian Pop  <s.pop@samsung.com>
33255
33256	* graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
33257	back to setting codegen_error to fail codegen.
33258
332592016-01-28  Uros Bizjak  <ubizjak@gmail.com>
33260
33261	PR target/69459
33262	* config/i386/constraints.md (C): Only accept constant zero operand.
33263	(BC): New constraint.
33264	* config/i386/sse.md (*mov<mode>_internal): Use BC constraint
33265	instead of C constraint.
33266	* doc/md.texi (Machine Constraints): Update description
33267	of C constraint.
33268
332692016-01-28  Steve Ellcey  <sellcey@imgtec.com>
33270
33271	PR target/68400
33272	* config/mips/mips.c (and_operands_ok): Add MIPS16 check.
33273
332742016-01-28  Jakub Jelinek  <jakub@redhat.com>
33275
33276	PR middle-end/69542
33277	* lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
33278	non-debug insns.
33279
332802016-01-28  Pat Haugen  <pthaugen@us.ibm.com>
33281
33282	* config/rs6000/rs6000.c (output_cbranch): Don't statically predict
33283	branches if using guessed profile.
33284
332852016-01-28  H.J. Lu  <hongjiu.lu@intel.com>
33286
33287	* graphite-optimize-isl.c (optimize_isl): Fix dump.
33288
332892016-01-28  Richard Henderson  <rth@redhat.com>
33290
33291	PR target/69305
33292	* config/aarch64/aarch64-modes.def (CC_Cmode): New
33293	* config/aarch64/aarch64-protos.h: Update.
33294	* config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
33295	(aarch64_select_cc_mode): Add check for use of CC_Cmode.
33296	(aarch64_get_condition_code_1): Handle CC_Cmode.
33297	* config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
33298	(*add<mode>3_compareC_cconly_imm): New.
33299	(*add<mode>3_compareC_cconly): New.
33300	(*add<mode>3_compareC_imm): New.
33301	(add<mode>3_compareC): New.
33302	(add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
33303	to be first.  Use aarch64_carry_operation.
33304	(*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
33305	(*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
33306	(*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
33307	(subti3): Use subdi3_compare1.
33308	(*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
33309	(sub<mode>3_compare1): New.
33310	(*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
33311	(*sub<mode>3_carryin): Use aarch64_borrow_operation.
33312	(*subsi3_carryin_uxtw): Likewise.
33313	(*ngc<mode>, *ngcsi_uxtw): Likewise.
33314	(*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
33315	* config/aarch64/iterators.md (DWI): New.
33316	* config/aarch64/predicates.md (aarch64_carry_operation): New.
33317	(aarch64_borrow_operation): New.
33318
333192016-01-28  Abderrazek Zaafrani  <a.zaafrani@samsung.com>
33320
33321	* graphite-optimize-isl.c (optimize_isl): Print a different debug
33322	message when isl does not return a valid schedule.
33323
333242016-01-28  Sebastian Pop  <s.pop@samsung.com>
33325
33326	* graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
33327	Remove comments from class declarations: they are already in the code
33328	close by the defs.
33329
333302016-01-28  Sebastian Pop  <s.pop@samsung.com>
33331
33332	* graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
33333	codegen_error_p.
33334	(ternary_op_to_tree): Same.
33335	(unary_op_to_tree): Same.
33336	(nary_op_to_tree): Same.
33337	(gcc_expression_from_isl_expr_op): Same.
33338	(gcc_expression_from_isl_expression): Same.
33339	(graphite_create_new_loop): Same.
33340	(graphite_create_new_loop_guard): Same.
33341	(build_iv_mapping): Same.
33342	(graphite_create_new_guard): Same.
33343	(translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
33344	(translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
33345
333462016-01-28  Sebastian Pop  <s.pop@samsung.com>
33347
33348	* graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
33349	instead of setting codegen_error to fail codegen.
33350
333512016-01-28  Jason Merrill  <jason@redhat.com>
33352
33353	* tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
33354
333552016-01-28  Wilco Dijkstra  <wdijkstr@arm.com>
33356
33357	* config/aarch64/aarch64.c (aarch64_if_then_else_costs):
33358	Remove CONST_INT_P check in CCMP cost calculation.
33359
333602016-01-28  Wilco Dijkstra  <wdijkstr@arm.com>
33361
33362	* config/aarch64/aarch64.c (generic_vector_cost):
33363	Set vec_permute_cost.
33364	(cortexa57_vector_cost): Likewise.
33365	(exynosm1_vector_cost): Likewise.
33366	(xgene1_vector_cost): Likewise.
33367	(aarch64_builtin_vectorization_cost): Use vec_permute_cost.
33368	* config/aarch64/aarch64-protos.h (cpu_vector_cost):
33369	Add vec_permute_cost entry.
33370
333712016-01-28  Wilco Dijkstra  <wdijkstr@arm.com>
33372
33373	* config/aarch64/aarch64.md (ccmp<mode>): Disassemble
33374	immediate as %1.
33375	(add<mode>3_compare0): Likewise.
33376	(addsi3_compare0_uxtw): Likewise.
33377	(add<mode>3nr_compare0): Likewise.
33378	(compare_neg<mode>): Likewise.
33379	(<optab><mode>3): Likewise.
33380
333812016-01-28  Ilya Enkovich  <enkovich.gnu@gmail.com>
33382
33383	* tree-vect-stmts.c (vectorizable_comparison): Add
33384	NULL check for vectype.
33385
333862016-01-28  Richard Biener  <rguenther@suse.de>
33387
33388	PR tree-optimization/69466
33389	* tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
33390	Account for PHIs we couldn't duplicate.
33391
333922016-01-28  Martin Liska  <mliska@suse.cz>
33393
33394	PR pch/68758
33395	* ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
33396	instead of ENABLE_VALGRIND_CHECKING.
33397
333982016-01-27  Richard Henderson  <rth@redhat.com>
33399
33400	PR rtl-opt/69447
33401	* lra-remat.c (subreg_regs): New.
33402	(dump_candidates_and_remat_bb_data): Dump it.
33403	(operand_to_remat): Reject if operand in subreg_regs.
33404	(set_bb_regs): Collect subreg_regs.
33405	(lra_remat): Init and free subreg_regs.  Compute
33406	calculate_local_reg_remat_bb_data before create_cands.
33407
334082016-01-27  H.J. Lu  <hongjiu.lu@intel.com>
33409
33410	PR target/68986
33411	* config/i386/i386.c (ix86_update_stack_boundary): Don't
33412	change stack_alignment_needed for __tls_get_addr call.
33413
334142016-01-27  Segher Boessenkool  <segher@kernel.crashing.org>
33415
33416	* config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
33417
334182016-01-27  Jeff Law  <law@redhat.com>
33419
33420	PR tree-optimization/68398
33421	PR tree-optimization/69196
33422	* params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
33423	(PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
33424	* tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
33425	Only count PHIs in the last block in the path.  The others will
33426	const/copy propagate away.  Add heuristic to allow more irreducible
33427	subloops to be created when it is likely profitable to do so.
33428
33429	* tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
33430	Fix typo in comment.  Use gsi_after_labels and remove the GIMPLE_LABEL
33431	check from within the loop.  Use gsi_next_nondebug rather than gsi_next.
33432
334332016-01-27  Jakub Jelinek  <jakub@redhat.com>
33434
33435	PR lto/69254
33436	* sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
33437	END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
33438	* asan.c (DEF_BUILTIN_STUB): Temporarily define.
33439	* tree-streamer-in.c: Include asan.h.
33440	(streamer_get_builtin_tree): For builtins in sanitizer
33441	range call initialize_sanitizer_builtins and retry.
33442
334432016-01-27  Ian Lance Taylor  <iant@google.com>
33444
33445	* common.opt (fkeep-gc-roots-live): New undocumented option.
33446	* tree-ssa-loop-ivopts.c (add_candidate_1): If
33447	-fkeep-gc-roots-live, skip pointers.
33448	(add_iv_candidate_for_biv): Handle add_candidate_1 returning
33449	NULL.
33450
334512016-01-27  Uros Bizjak  <ubizjak@gmail.com>
33452
33453	PR target/69512
33454	* config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
33455	(*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
33456
334572016-01-27  Thomas Klausner  <wiz@NetBSD.org>
33458
33459	PR target/68380
33460	* configure.ac: NetBSD provides SSP in its C library.
33461	* configure: Updated.
33462
334632016-01-27  Richard Biener  <rguenther@suse.de>
33464
33465	PR tree-optimization/69166
33466	* tree-vect-loop.c (vect_is_simple_reduction): Always check
33467	reduction code for commutativity / associativity.
33468
334692016-01-27  Martin Jambor  <mjambor@suse.cz>
33470
33471	PR tree-optimization/69355
33472	* tree-sra.c (analyze_access_subtree): Correct hole detection when
33473	total_scalarization fails.
33474
334752016-01-27  David Edelsohn  <dje.gcc@gmail.com>
33476
33477	* config/rs6000/driver-rs6000.c (detect_processor_aix): Add
33478	power9.
33479
334802016-01-27  Christian Bruel  <christian.bruel@st.com>
33481
33482	PR target/69245
33483	* config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
33484	Move arm_reset_previous_fndecl and set_target_option_current_node in
33485	the conditional part.  Call save_restore_target_globals.
33486	* config/arm/arm.c (arm_set_current_function):
33487	Refactor to better support #pragma target and attribute mix.
33488	Call save_restore_target_globals.
33489	* config/arm/arm-protos.h (save_restore_target_globals): New function.
33490
334912016-01-27  Martin Liska  <mliska@suse.cz>
33492
33493	* hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
33494	reference for an HSA kernel and its host function.
33495
334962016-01-27  Jakub Jelinek  <jakub@redhat.com>
33497
33498	PR tree-optimization/69399
33499	* wide-int.h (wi::lrshift): For larger precisions, only
33500	use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
33501
335022016-01-27  Claudiu Zissulescu  <claziss@synopsys.com>
33503
33504	* config/arc/predicates.md (proper_comparison_operator): Reject
33505	constant-constant comparison.
33506
335072016-01-26  Tom de Vries  <tom@codesourcery.com>
33508
33509	PR tree-optimization/69110
33510	* tree-data-ref.c (initialize_data_dependence_relation): Handle
33511	DR_NUM_DIMENSIONS == 0.
33512
335132016-01-26  Abderrazek Zaafrani  <a.zaafrani@samsung.com>
33514	    Sebastian Pop  <s.pop@samsung.com>
33515
33516	* graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
33517	isl_ast_op_cond and isl_ast_op_select.
33518	(gcc_expression_from_isl_expr_op): Same.
33519
335202016-01-26  Jason Merrill  <jason@redhat.com>
33521
33522	PR c++/68782
33523	* tree.c (recompute_constructor_flags): Split out from
33524	build_constructor.
33525	(verify_constructor_flags): New.
33526	* tree.h: Declare them.
33527
335282016-01-26  Iain Buclaw  <ibuclaw@gdcproject.org>
33529
33530	PR rtl-optimization/69217
33531	* var-tracking.c (tracked_record_parameter_p): Don't segfault if there
33532	are no TYPE_FIELDS set for the record type.
33533
335342016-01-26  Jakub Jelinek  <jakub@redhat.com>
33535
33536	PR target/68662
33537	* config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
33538	toc_label_name unconditionally.
33539	(rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
33540	SYMBOL_REF string.  Use toc_label_name instead of constructing
33541	LCTOC1.
33542	(rs6000_elf_declare_function_name): Use toc_label_name instead of
33543	constructing LCTOC1.
33544
335452016-01-26  Martin Sebor  <msebor@redhat.com>
33546
33547	PR other/69477
33548	* doc/extend.texi (Common Type Attributes): Move text that talks about
33549	attribute packed from attribute aligned to the section discussing
33550	the former attribute for clarity.
33551
335522016-01-26  Richard Henderson  <rth@redhat.com>
33553
33554	PR middle-end/60908
33555	* trans-mem.c (tm_region_init): Mark entry block as visited.
33556
335572016-01-26  David Malcolm  <dmalcolm@redhat.com>
33558
33559	PR other/69006
33560	* diagnostic-show-locus.c (layout::print_source_line): Replace
33561	call to pp_newline with call to layout::print_newline.
33562	(layout::print_annotation_line): Likewise.
33563	(layout::move_to_column): Likewise.
33564	(layout::print_any_fixits): After printing any fixits, print a
33565	trailing newline, if necessary.
33566	(layout::print_newline): New method, resetting any colorization
33567	before a newline.
33568	(diagnostic_show_locus): Move the pp_newline to before the
33569	early bailout.  Remove dummy block enclosing the layout instance.
33570	* diagnostic.c (default_diagnostic_finalizer): Replace invocation
33571	of pp_newline_and_flush with pp_flush.
33572	(diagnostic_append_note): Delete use of pp_newline.
33573	(diagnostic_append_note_at_rich_loc): Delete.
33574	* diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
33575	* pretty-print.h (output_buffer_append_r): Reset buff->line_length
33576	when newline characters are added to the buffer.
33577
335782016-01-26  Michael Matz  <matz@suse.de>
33579
33580	* configure.ac (ac_cv_std_swap_in_utility): New test.
33581	* system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
33582	* configure: Regenerate.
33583	* config.in: Regenerate.
33584
335852016-01-26  Claudiu Zissulescu  <claziss@synopsys.com>
33586
33587	* config/arc/arc.md (cstoresi4): Force operand into register.
33588	(arcset<code>): Fix predicate.
33589	(arcsetltu): Likewise.
33590	(arcsetgeu): Likewise.
33591	(arcsethi): Likewise.
33592	(arcsetls): Likewise.
33593
335942016-01-26  Jakub Jelinek  <jakub@redhat.com>
33595
33596	PR tree-optimization/69483
33597	* gimple-fold.c (canonicalize_constructor_val): Return NULL
33598	if base has error_mark_node type.
33599
336002016-01-26  Christophe Lyon  <christophe.lyon@linaro.org>
33601
33602	PR target/68620
33603	* config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
33604	* config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
33605	New helper macros.
33606	(vget_lane_f16): Handle big-endian.
33607	(vgetq_lane_f16): Likewise.
33608	(vset_lane_f16): Likewise.
33609	(vsetq_lane_f16): Likewise.
33610	* config/arm/iterators.md (VQXMOV): Add V8HF.
33611	(VDQ): Add V4HF and V8HF.
33612	(V_reg): Handle V4HF and V8HF.
33613	(Is_float_mode): Likewise.
33614	* config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
33615	neon_vdup_nv8hf): New patterns.
33616	(vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
33617	Use VD_LANE iterator.
33618	(neon_vld1_dup<mode>): Use VQ2 iterator.
33619
336202016-01-26  Nathan Sidwell  <nathan@acm.org>
33621
33622	* omp-low.h (oacc_fn_attrib_kernels_p): Declare.
33623	(set_oacc_fn_attrib): Add IS_KERNEL arg.
33624	* omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
33625	(oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
33626	(expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
33627	(oacc_validate_dims): Add LEVEL arg, don't return level.
33628	(new_oacc_loop_routine): Use oacc_fn_attrib_level, not
33629	oacc_validate_dims.
33630	(execute_oacc_device_lower): Adjust, add more dump output.
33631	* tree-ssa-loop.c (gate_oacc_kernels): Use
33632	oacc_fn_attrib_kernels_p.
33633	* tree-parloops.c (create_parallel_loop): Adjust
33634	set_oacc_fn_attrib call.
33635
336362016-01-26  Jakub Jelinek  <jakub@redhat.com>
33637
33638	PR lto/69254
33639	* lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
33640	(append_compiler_options): Handle -fcilkplus.
33641	(append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
33642
336432016-01-26  Nick Clifton  <nickc@redhat.com>
33644
33645	PR target/66655
33646	* config/i386/winnt.c (i386_pe_binds_local_p): If a function has
33647	been marked as DECL_ONE_ONLY but we do not the means to make it
33648	so, then do not allow it to bind locally.
33649
336502016-01-26  Jakub Jelinek  <jakub@redhat.com>
33651
33652	PR lto/69254
33653	* opts.h (parse_sanitizer_options): New prototype.
33654	* opts.c (sanitizer_opts): New array.
33655	(parse_sanitizer_options): New function.
33656	(common_handle_option): Use parse_sanitizer_options.
33657
336582016-01-26  H.J. Lu  <hongjiu.lu@intel.com>
33659
33660	PR target/68986
33661	* config/i386/i386.c (ix86_compute_frame_layout): Move stack
33662	alignment adjustment to ...
33663	(ix86_update_stack_boundary): Here.  Don't over-align stack for
33664	__tls_get_addr.
33665	(ix86_finalize_stack_realign_flags): Use stack_alignment_needed
33666	if __tls_get_addr is called.
33667
336682016-01-26  Christian Bruel  <christian.bruel@st.com>
33669
33670	* doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
33671
336722016-01-26  Eric Botcazou  <ebotcazou@adacore.com>
33673
33674	* config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
33675
336762016-01-26  Richard Biener  <rguenther@suse.de>
33677
33678	PR middle-end/69467
33679	* match.pd: Guard X * CST CMP 0 pattern with single_use.
33680
336812016-01-26  Richard Biener  <rguenther@suse.de>
33682
33683	PR tree-optimization/69452
33684	* tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
33685	(move_computations_dom_walker::before_dom_children): Rename
33686	to ...
33687	(move_computations_worker): This.
33688	(move_computations): Perform an RPO rather than a DOM walk.
33689
336902016-01-26  Jakub Jelinek  <jakub@redhat.com>
33691
33692	PR target/69442
33693	* combine.c (combine_instructions): For REG_EQUAL note with
33694	SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
33695	to the underlying register.
33696	* doc/rtl.texi (REG_EQUAL): Document the behavior of
33697	REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
33698
336992016-01-26  Roger Ferrer Ibáñez  <rofirrim@gmail.com>
33700
33701	PR target/67896
33702	* config/aarch64/aarch64-builtins.c
33703	(aarch64_init_simd_builtin_types): Do not set structural
33704	equality to __Poly{8,16,64,128}_t types.
33705
337062016-01-26  Richard Sandiford  <richard.sandiford@arm.com>
33707
33708	PR tree-optimization/69400
33709	* wide-int.cc (wi_pack): Take the precision as argument and
33710	perform canonicalization here rather than in the callers.
33711	Use the main loop to handle all full-width HWIs.  Add a
33712	zero HWI if in_len isn't a full result.
33713	(wi::divmod_internal): Update accordingly.
33714	(wi::mul_internal): Likewise.  Simplify.
33715
337162016-01-25  Aditya Kumar  <aditya.k7@samsung.com>
33717	    Sebastian Pop  <s.pop@samsung.com>
33718
33719	* graphite-poly.c (apply_poly_transforms): Simplify.
33720	(print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
33721	(print_isl_map): Same.
33722	(print_isl_union_map): Same.
33723	(print_isl_schedule): New.
33724	(debug_isl_schedule): New.
33725	* graphite-dependences.c (scop_get_reads): Do not call
33726	isl_union_map_add_map that is undocumented isl functionality.
33727	(scop_get_must_writes): Same.
33728	(scop_get_may_writes): Same.
33729	(scop_get_original_schedule): Remove.
33730	(scop_get_dependences): Do not call isl_union_map_compute_flow that
33731	is deprecated in isl 0.15.  Instead, use isl_union_access_* interface.
33732	(compute_deps): Remove.
33733	* graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
33734	(debug_schedule_ast): New.
33735	(translate_isl_ast_to_gimple::scop_to_isl_ast): Call
33736	set_separate_option.
33737	(graphite_regenerate_ast_isl): Add dump.
33738	(translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
33739	from scop->transformed_schedule.
33740	(graphite_regenerate_ast_isl): Add more dump.
33741	* graphite-optimize-isl.c (optimize_isl): Set
33742	scop->transformed_schedule.  Check whether schedules are equal.
33743	(apply_poly_transforms): Move here.
33744	* graphite-poly.c (apply_poly_transforms): ... from here.
33745	(free_poly_bb): Static.
33746	(free_scop): Static.
33747	(pbb_number_of_iterations_at_time): Remove.
33748	(print_isl_ast): New.
33749	(debug_isl_ast): New.
33750	(debug_scop_pbb): New.
33751	* graphite-scop-detection.c (print_edge): Move.
33752	(print_sese): Move.
33753	* graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
33754	(build_scop_scattering): Remove.
33755	(create_pw_aff_from_tree): Assert instead of bailing out.
33756	(add_condition_to_pbb): Remove unused code, do not fail.
33757	(add_conditions_to_domain): Same.
33758	(add_conditions_to_constraints): Remove.
33759	(build_scop_context): New.
33760	(add_iter_domain_dimension): New.
33761	(build_iteration_domains): Initialize pbb->iterators.
33762	Call add_conditions_to_domain.
33763	(nested_in): New.
33764	(loop_at): New.
33765	(index_outermost_in_loop): New.
33766	(index_pbb_in_loop): New.
33767	(outermost_pbb_in): New.
33768	(add_in_sequence): New.
33769	(add_outer_projection): New.
33770	(outer_projection_mupa): New.
33771	(add_loop_schedule): New.
33772	(build_schedule_pbb): New.
33773	(build_schedule_loop): New.
33774	(embed_in_surrounding_loops): New.
33775	(build_schedule_loop_nest): New.
33776	(build_original_schedule): New.
33777	(build_poly_scop): Call build_original_schedule.
33778	* graphite.h: Declare print_isl_schedule and debug_isl_schedule.
33779	(free_poly_dr): Remove.
33780	(struct poly_bb): Add iterators.  Remove schedule, transformed, saved.
33781	(free_poly_bb): Remove.
33782	(debug_loop_vec): Remove.
33783	(print_isl_ast): Declare.
33784	(debug_isl_ast): Declare.
33785	(scop_do_interchange): Remove.
33786	(scop_do_strip_mine): Remove.
33787	(scop_do_block): Remove.
33788	(flatten_all_loops): Remove.
33789	(optimize_isl): Remove.
33790	(pbb_number_of_iterations_at_time): Remove.
33791	(debug_scop_pbb): Declare.
33792	(print_schedule_ast): Declare.
33793	(debug_schedule_ast): Declare.
33794	(struct scop): Remove schedule.  Add original_schedule,
33795	transformed_schedule.
33796	(free_gimple_poly_bb): Remove.
33797	(print_generated_program): Remove.
33798	(debug_generated_program): Remove.
33799	(unify_scattering_dimensions): Remove.
33800	* sese.c (print_edge): ... here.
33801	(print_sese): ... here.
33802	(debug_edge): ... here.
33803	(debug_sese): ... here.
33804	* sese.h (print_edge): Declare.
33805	(print_sese): Declare.
33806	(dump_edge): Declare.
33807	(dump_sese): Declare.
33808
338092016-01-25  Aditya Kumar  <aditya.k7@samsung.com>
33810	    Sebastian Pop  <s.pop@samsung.com>
33811
33812	* Makefile.in: Set ISLVER in site.exp.
33813
338142016-01-25  Jakub Jelinek  <jakub@redhat.com>
33815
33816	* omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
33817	DECL_VALUE_EXPR of new_var even for the non-array case.  Look
33818	through DECL_VALUE_EXPR for expansion.
33819
338202016-01-25  Bernd Edlinger  <bernd.edlinger@hotmail.de>
33821
33822	* config/mips/mips.c (mips_compute_frame_info): Skip re-computing
33823	the frame info after reload completed.
33824
338252016-01-25  Jeff Law  <law@redhat.com>
33826
33827	PR tree-optimization/69196
33828	PR tree-optimization/68398
33829	* tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
33830	tree-ssa-threadupdate.c.
33831	(determine_bb_domination_status): Prototype
33832	* tree-ssa-threadupdate.c (enum bb_dom_status): Remove
33833	(determine_bb_domination_status): No longer static.
33834	(valid_jump_thread_path): Remove code to detect characteristics
33835	of the jump thread path not associated with correctness.
33836	* tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
33837	Correct test for thread path length.  Count PHIs for real operands as
33838	statements that need to be copied.  Do not count ASSERT_EXPRs.
33839	Look at all the blocks in the thread path.  Compute and selectively
33840	filter thread paths based on threading through the latch, threading
33841	a multiway branch or crossing a multiway branch.
33842
338432016-01-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
33844
33845	* config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled):  Add
33846	decl with __attribute__ ((unused)) annotation.
33847
338482016-01-25  Ilya Enkovich  <enkovich.gnu@gmail.com>
33849
33850	PR target/69421
33851	* tree-vect-stmts.c (vectorizable_condition): Check vectype
33852	of operands is compatible with a statement vectype.
33853
338542016-01-25  Eric Botcazou  <ebotcazou@adacore.com>
33855
33856	* doc/extend.texi (scalar_storage_order type attribute): Fix typo and
33857	improve wording for mixed storage order support.
33858
338592016-01-25  Bilyan Borisov  <bilyan.borisov@arm.com>
33860
33861	* config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
33862	(vcvt_u64_f64): Likewise.
33863	(vcvta_s64_f64): Likewise.
33864	(vcvta_u64_f64): Likewise.
33865	(vcvtm_s64_f64): Likewise.
33866	(vcvtm_u64_f64): Likewise.
33867	(vcvtn_s64_f64): Likewise.
33868	(vcvtn_u64_f64): Likewise.
33869	(vcvtp_s64_f64): Likewise.
33870	(vcvtp_u64_f64): Likewise.
33871
338722016-01-25  Claudiu Zissulescu  <claziss@synopsys.com>
33873
33874	* config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
33875	(arc_init): Check validity mll64 option.
33876	(arc_save_restore): Use double load/store instruction.
33877	(arc_expand_movmem): Likewise.
33878	(arc_split_move): Don't split if we have double load/store
33879	instructions. Returns a boolean.
33880	(arc_process_double_reg_moves): Change function to return boolean
33881	instead of a sequence of instructions.
33882	(arc_dwarf_register_span): New function.
33883	* config/arc/arc-protos.h (arc_split_move): Change prototype.
33884	* config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
33885	* config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
33886	(*movdf_insn): Likewise.
33887	* config/arc/arc.opt (mll64): New option.
33888	* config/arc/predicates.md (even_register_operand): New predicate.
33889	* doc/invoke.texi (ARC Options): Add mll64 documentation.
33890
338912016-01-25  Richard Biener  <rguenther@suse.de>
33892
33893	PR lto/69393
33894	* dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
33895	* tree-streamer-out.c (pack_ts_base_value_fields): Stream
33896	DECL_NAMELESS.
33897	* tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
33898
338992016-01-25  Richard Biener  <rguenther@suse.de>
33900
33901	PR tree-optimization/69376
33902	* tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
33903	flag.
33904	(VN_INFO_ANTI_RANGE_P): New inline.
33905	(VN_INFO_RANGE_TYPE): Likewise.
33906	* tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
33907	SSA_NAME_ANTI_RANGE_P.
33908	(free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
33909	* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
33910	Properly query VN_INFO_RANGE_TYPE.
33911
339122016-01-25  Nick Clifton  <nickc@redhat.com>
33913
33914	PR target/66655
33915	* config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
33916
339172016-01-23  Tom de Vries  <tom@codesourcery.com>
33918
33919	PR tree-optimization/69426
33920	* tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
33921	removed clobber.
33922
339232016-01-23  Jakub Jelinek  <jakub@redhat.com>
33924
33925	* tree-ssanames.c (release_free_names_and_compact_live_names): Replace
33926	"the the" with "the" in the comments.
33927	* ipa-devirt.c (build_type_inheritance_graph,
33928	update_type_inheritance_graph): Likewise.
33929	* tree.c (build_function_type_list_1): Likewise.
33930	* cfgloopmanip.c (scale_loop_profile): Likewise.
33931	* tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
33932	* gimple-ssa-split-paths.c
33933	(find_block_to_duplicate_for_splitting_paths): Likewise.
33934	* tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
33935	* expr.c (convert_move): Likewise.
33936	* var-tracking.c (vt_stack_adjustments): Likewise.
33937	* tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
33938	* tree-vrp.c (test_for_singularity): Likewise.
33939
33940	* tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
33941	directly instead of building a temporary tree.
33942
33943	PR bootstrap/69434
33944	* genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
33945	remove <algorithm> include.
33946
339472016-01-22  Jakub Jelinek  <jakub@redhat.com>
33948
33949	PR target/69432
33950	* config/i386/i386.c: Include dojump.h.
33951	(expand_small_movmem_or_setmem,
33952	expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
33953	fixes.
33954	(ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
33955	if dynamic_check != -1.
33956
339572016-01-21  Jeff Law  <law@redhat.com>
33958
33959	PR middle-end/69347
33960	* tree-ssa-dom.c (back_propagate_equivalences): Factored out of
33961	record_temporary_equivalences.  Rewritten to avoid unnecessary calls
33962	into dominated_by_p.
33963	(cprop_into_successor_phis): Avoid unnecessary tests.
33964
339652016-01-22  Richard Henderson  <rth@redhat.com>
33966
33967	PR target/69416
33968	* config/aarch64/aarch64.md (UNSPEC_NZCV): New.
33969	(ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
33970
339712016-01-22  Michael Matz  <matz@suse.de>
33972
33973	* system.h (string, algorithm): Include only conditionally.
33974	(new): Include always under C++.
33975	* bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
33976	* final.c (toplevel): Ditto.
33977	* ipa-chkp.c (toplevel): Define INCLUDE_STRING.
33978	* genconditions.c (write_header): Make gencondmd.c define
33979	INCLUDE_STRING.
33980	* mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
33981
33982	* config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
33983	* common/config/aarch64/aarch64-common.c (toplevel): Ditto.
33984
339852016-01-22  Christian Bruel  <christian.bruel@st.com>
33986
33987	PR target/68674
33988	* expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
33989
339902016-01-22  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
33991
33992	PR target/69403
33993	* config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
33994	define_insn_and_split.  Ensure operands[1] and operands[0] do not
33995	get assigned the same register.
33996
339972016-01-22  Kugan Vivekanandarajah  <kuganv@linaro.org>
33998
33999	* ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
34000
340012016-01-22  Christian Bruel  <christian.bruel@st.com>
34002
34003	* config/arm/arm-c.c (arm_pragma_target_parse):
34004	Remove warn_builtin_macro_redefined overwrite.
34005
340062016-01-22  Eric Botcazou  <ebotcazou@adacore.com>
34007
34008	* ipa-inline.c (can_inline_edge_p): Back out overzealous check on
34009	flag_non_call_exceptions compatibility.
34010
340112016-01-22  Jakub Jelinek  <jakub@redhat.com>
34012
34013	PR debug/66668
34014	* dwarf2out.c (add_child_die_after): New function.
34015	(dwarf_qual_info_t): New type.
34016	(dwarf_qual_info): New variable.
34017	(qualified_die_p): New function.
34018	(modified_type_die): For -fdebug-types-section, ensure
34019	canonical order of qualifiers.  Put qualified DIEs adjacent
34020	to the corresponding non-qualified type DIE and search there
34021	for existing qualified DIEs.
34022
340232016-01-22  Eric Botcazou  <ebotcazou@adacore.com>
34024
34025	* doc/extend.texi (scalar_storage_order type attribute): Document
34026	restriction on type punning and aliasing, and remove future tense.
34027
340282016-01-21  Roman Zhuykov  <zhroma@ispras.ru>
34029
34030	PR target/69252
34031	* modulo-sched.c (optimize_sc):	Allow branch-scheduling to add a new
34032	first stage.
34033
340342016-01-21  Jeff Law  <law@redhat.com>
34035
34036	PR middle-end/69347
34037	* tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
34038	useless call to record_temporary_equivalences.
34039	* tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
34040	allocate 10 slots in the bb_path vector and let it grow as needed.
34041	(fsm_find_control_statement_thread_paths): Similarly for the next_path
34042	vector.
34043
340442016-01-21  David Edelsohn  <dje.gcc@gmail.com>
34045
34046	* configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
34047	Detangle.
34048	* configure: Regenerate.
34049
340502016-01-21  Pat Haugen  <pthaugen@us.ibm.com>
34051
34052	* config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
34053	* config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
34054
340552016-01-21  Bernd Schmidt  <bschmidt@redhat.com>
34056
34057	PR middle-end/66178
34058	* expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
34059	drop EXPAND_INITIALIZER.
34060	* rtl.h (contains_symbolic_reference_p): Declare.
34061	* rtlanal.c (contains_symbolic_reference_p): New function.
34062	* simplify-rtx.c (simplify_binary_operation_1): Don't turn
34063	a subtraction into a NOT if symbolic constants are involved.
34064
340652016-01-21  Anton Blanchard  <anton@samba.org>
34066	    Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
34067
34068	PR target/63354
34069	* config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
34070	#define.
34071	* config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
34072	function.
34073
340742016-01-21  Ajit Agarwal  <ajitkum@xilinx.com>
34075
34076	* config/microblaze/microblaze.c
34077	(get_branch_target): New.
34078	(insert_wic_for_ilb_runout): New.
34079	(insert_wic): New.
34080	(microblaze_machine_dependent_reorg): New.
34081	(TARGET_MACHINE_DEPENDENT_REORG): Define macro.
34082	* config/microblaze/microblaze.md
34083	(UNSPEC_IPREFETCH): Define.
34084	(iprefetch): New pattern
34085	* config/microblaze/microblaze.opt
34086	(mxl-prefetch): New flag.
34087
340882016-01-21  Ajit Agarwal  <ajitkum@xilinx.com>
34089
34090	* config/microblaze/microblaze.h
34091	(FIXED_REGISTERS): Update in macro.
34092	(CALL_USED_REGISTERS): Update in macro.
34093
340942016-01-21  Yuri Rumyantsev  <ysrumyan@gmail.com>
34095
34096	PR rtl-optimization/68920
34097	* ifcvt.c (cond_move_process_if_block): Limit number of conditional
34098	moves.
34099
341002016-01-21  Vladimir Makarov  <vmakarov@redhat.com>
34101
34102	PR rtl-optimization/68990
34103	* lra-coalesce.c (lra_coalesce): Invalidate value for the result
34104	pseudo instead of inheritance ones.
34105
341062016-01-21  Bernd Edlinger  <bernd.edlinger@hotmail.de>
34107	    Nick Clifton  <nickc@redhat.com>
34108
34109	PR target/69129
34110	PR target/69012
34111	* config/mips/mips.c (mips_compute_frame_info): Initialise
34112	args_size and hard_frame_pointer_offset fields of the frame
34113	structure before calling mips_global_pointer.
34114
341152016-01-21  David Edelsohn  <dje.gcc@gmail.com>
34116
34117	* configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
34118	label reference.
34119	* configure: Regenerate.
34120
341212016-01-21  Richard Biener  <rguenther@suse.de>
34122
34123	* graphite-optimize-isl.c (get_schedule_map): Fix typo.
34124
341252016-01-21  Marcin Kościelnicki  <koriakin@0x04.net>
34126
34127	* config/s390/s390.c (s390_asm_declare_function_size): Add code
34128	to actually emit the .size directive.
34129
341302016-01-21   Stefan Sørensen  <stefan.sorensen@spectralink.com>
34131	     Jakub Jelinek  <jakub@redhat.com>
34132
34133	PR target/69187
34134	PR target/65624
34135	* config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
34136	args array size by one to avoid buffer overflow.
34137
341382016-01-21  Marcin Kościelnicki  <koriakin@0x04.net>
34139
34140	* config/s390/s390.md (pool_section_start): Use switch_to_section
34141	to select proper read-only data section instead of hardcoding
34142	.rodata.
34143	(pool_section_end): Use switch_to_section to match the above.
34144
341452016-01-21  Richard Biener  <rguenther@suse.de>
34146
34147	PR tree-optimization/69378
34148	* tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
34149	(set_ssa_val_to): Use it for dominance checks taking into
34150	account not executable edges.
34151
341522016-01-21  Jakub Jelinek  <jakub@redhat.com>
34153
34154	PR c++/69355
34155	* tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
34156	for bitsize instead of GET_MODE_PRECISION (mode).
34157
341582016-01-20  Martin Sebor  <msebor@redhat.com>
34159
34160	PR c/52291
34161	* extend.texi (__sync Builtins): Clarify the semantics of
34162	__sync_fetch_and_OP built-ins on pointers.
34163	(__atomic Builtins): Same.
34164
341652016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
34166	    Sebastian Pop  <s.pop@samsung.com>
34167
34168	* graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
34169	(class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
34170	(is_valid_rename): Same.
34171	(translate_isl_ast_to_gimple::get_rename): Same.
34172	(translate_isl_ast_to_gimple::rename_all_uses): Same.
34173	(translate_isl_ast_to_gimple::rename_uses): Same.
34174	(get_new_name): Check for close_phi nodes.
34175	(copy_loop_phi_args): Use phi_node_kind.
34176	(translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
34177	(translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
34178
341792016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
34180	    Sebastian Pop  <s.pop@samsung.com>
34181
34182	Revert commit r229783.
34183	* graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
34184	Remove use of parameter_rename_map.
34185	(copy_def): Remove.
34186	(copy_internal_parameters): Remove.
34187	(graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
34188	* sese.c (new_sese_info): Do not initialize parameter_rename_map.
34189	(free_sese_info): Do not free parameter_rename_map.
34190	(set_rename): Do not use parameter_rename_map.
34191	(rename_uses): Update call to set_rename.
34192	(graphite_copy_stmts_from_block): Do not use parameter_rename_map.
34193	* sese.h (parameter_rename_map_t): Remove.
34194	(struct sese_info_t): Remove field parameter_rename_map.
34195
341962016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
34197	    Sebastian Pop  <s.pop@samsung.com>
34198
34199	* graphite-isl-ast-to-gimple.c: Fix comment.
34200	* graphite-scop-detection.c (defined_in_loop_p): New.
34201	(canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
34202	names defined in loop.
34203
342042016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
34205	    Sebastian Pop  <s.pop@samsung.com>
34206
34207	* graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
34208	Discard unstructured if-then-else regions.
34209
342102016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
34211	    Sebastian Pop  <s.pop@samsung.com>
34212
34213	* graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
34214	(cleanup_loop_iter_dom): Remove.
34215	(build_loop_iteration_domains): Remove.
34216	(build_scop_context): Remove.
34217	(build_scop_iteration_domain): Remove.
34218	(add_loop_constraints): New.
34219	(build_iteration_domains): New.
34220	(build_poly_scop): Call build_iteration_domains.
34221
342222016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
34223	    Sebastian Pop  <s.pop@samsung.com>
34224
34225	* graphite-scop-detection.c
34226	(scop_detection::harmful_loop_in_region): Free dom and loops.
34227	(scop_detection::loop_body_is_valid_scop): Free bbs.
34228
342292016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
34230	    Sebastian Pop  <s.pop@samsung.com>
34231
34232	* graphite-scop-detection.c (record_loop_in_sese): New.
34233	(gather_bbs::before_dom_children): Call record_loop_in_sese.
34234	(build_scops): Remove call to build_sese_loop_nests.
34235	* sese.c (sese_record_loop): Remove.
34236	(build_sese_loop_nests): Remove.
34237	(new_sese_info): Remove region->loops.
34238	(free_sese_info): Same.
34239	* sese.h (sese_contains_loop): Same.
34240	(build_sese_loop_nests): Remove.
34241	(sese_contains_loop): Remove.
34242
342432016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
34244	    Sebastian Pop  <s.pop@samsung.com>
34245
34246	* graphite-scop-detection.c (loop_is_valid_scop): Renamed
34247	loop_is_valid_in_scop.
34248	(scop_detection::harmful_stmt_in_region): Renamed
34249	harmful_loop_in_region.
34250	Call loop_is_valid_in_scop.
34251
342522016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
34253	    Sebastian Pop  <s.pop@samsung.com>
34254
34255	* graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
34256	isl_ast_node_mark.
34257
342582016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
34259	    Sebastian Pop  <s.pop@samsung.com>
34260
34261	* graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
34262	* graphite.h (struct poly_bb): Remove field is_reduction.
34263	(PBB_IS_REDUCTION): Remove.
34264
342652016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
34266	    Sebastian Pop  <s.pop@samsung.com>
34267
34268	* graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
34269	(add_pdr_constraints): Same.
34270	(scop_get_reads): Same.
34271	(scop_get_must_writes): Same.
34272	(scop_get_may_writes): Same.
34273	(scop_get_original_schedule): Same.
34274	(extend_schedule): Same.
34275	(apply_schedule_on_deps): Same.
34276	(carries_deps): Same.
34277	(compute_deps): Same.
34278	(scop_get_dependences): Same.
34279	* graphite-isl-ast-to-gimple.c
34280	(translate_isl_ast_to_gimple::generate_isl_schedule): Same.
34281	* graphite-optimize-isl.c (get_schedule_for_band): Same.
34282	(get_schedule_for_band_list): Same.
34283	(get_schedule_map): Same.
34284	(apply_schedule_map_to_scop): Same.
34285	* graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
34286	(build_loop_iteration_domains): Same.
34287	(add_condition_to_pbb): Same.
34288	(add_param_constraints): Same.
34289	(pdr_add_memory_accesses): Same.
34290	(pdr_add_data_dimensions): Same.
34291
342922016-01-20  Sandra Loosemore  <sandra@codesourcery.com>
34293
34294	* doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
34295	requirements.
34296
342972016-01-20  Sandra Loosemore  <sandra@codesourcery.com>
34298
34299	* common.opt (feliminate-dwarf2-dups): Replace references to
34300	"DWARF 2" with just "DWARF".
34301	* config/ia64/ia64.opt (mdwarf2-asm): Likewise.
34302	* doc/extend.texi: Likewise.
34303	* doc/cpp.texi: Likewise.
34304	* doc/invoke.texi: Likewise.
34305	(Option Summary): Add -gdwarf to list of Debugging Options.
34306	(Debugging Options): Document -gdwarf.
34307	* doc/contrib.texi: Spell "DWARF" like that.
34308
343092016-01-21  Jakub Jelinek  <jakub@redhat.com>
34310
34311	* omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
34312	warning.  Fix up formatting.
34313
34314	PR middle-end/67653
34315	* gimplify.c (gimplify_asm_expr): Warn if it is too late to
34316	attempt to mark memory input operand addressable and
34317	call prepare_gimple_addressable in that case.  Don't adjust
34318	input_location for diagnostics, use error_at instead.
34319
343202016-01-20  Peter Bergner  <bergner@vnet.ibm.com>
34321
34322	* config/rs6000/ppc-auxv.h: New file.
34323	* config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
34324	(cpu_is): Likewise.
34325	(cpu_supports): Likewise.
34326	* config/rs6000/rs6000.c: include "ppc-auxv.h".
34327	(cpu_is_info): New variable.
34328	(cpu_supports_info): Likewise.
34329	(tcb_verification_symbol): Likewise.
34330	(cpu_builtin_p): Likewise.
34331	(cpu_expand_builtin): New function.
34332	(rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
34333	(rs6000_init_builtins): Likewise.
34334	(rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
34335	* config/rs6000/rs6000.h (TLS_REGNUM): New define.
34336	* configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
34337	* configure: Regenerate.
34338	* config.in: Likewise.
34339	* doc/extend.texi (PowerPC Built-in Functions): Document
34340	__builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
34341
343422016-01-20  David Edelsohn  <dje.gcc@gmail.com>
34343
34344	PR target/68609
34345	* config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
34346	domain check.
34347	* config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
34348	for V4SFmode.
34349
343502016-01-20  Richard Henderson  <rth@redhat.com>
34351
34352	PR bootstrap/69343
34353	PR bootstrap/69339
34354	PR tree-opt/68964
34355	Revert:
34356	* tree.c (tm_define_builtin): New.
34357	(find_tm_vector_type): New.
34358	(build_tm_vector_builtins): New.
34359	(build_common_builtin_nodes): Call it.
34360
343612016-01-20  Christophe Lyon  <christophe.lyon@linaro.org>
34362
34363	* doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
34364	(arm_fp_ok): Likewise.
34365	(arm_fp): Likewise.
34366	(arm_crypto): Likewise.
34367
343682016-01-20  Ilya Enkovich  <enkovich.gnu@gmail.com>
34369	    Richard Biener  <rguenther@suse.de>
34370
34371	PR tree-optimization/69328
34372	* tree-vect-stmts.c (vect_is_simple_cond): Check compared
34373	vectors have same number of elements.
34374	(vectorizable_condition): Fix masked version recognition.
34375
343762016-01-20  Richard Biener  <rguenther@suse.de>
34377
34378	PR tree-optimization/69345
34379	* tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
34380	(VN_INFO_PTR_INFO): Likewise.
34381	* tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
34382	info when it is equal between non-dominating SSA names.
34383	* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
34384	Make sure to look at original SSA infos.
34385
343862016-01-20  Jeff Law  <law@redhat.com>
34387
34388	PR target/25114
34389	* config/m68k/predicates.md (pow2_m1_operand): New predicate
34390	extracted from ...
34391	(reg_or_pow2_m1_operand): Call pow2_m1_operand.
34392	(pc_or_label_operand): New predicate.
34393	* config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
34394	tests for small integers that are 2^n - 1.
34395
343962016-01-20  Jonathan Wakely  <jwakely@redhat.com>
34397
34398	* doc/invoke.texi (Options Summary): Add '.' after @xref.
34399
344002016-01-19  Jeff Law  <law@redhat.com>
34401
34402	PR middle-end/69347
34403	* tree-ssa-threadbackwards.c
34404	(fsm_find_control_statement_thread_paths): Do not try to lookup
34405	FSM paths for SSA_NAMEs appearing in abnormal PHIs.
34406
344072016-01-20  Kugan Vivekanandarajah  <kuganv@linaro.org>
34408
34409	* doc/lto.texi: Remove text that says only Gold has linker plugin
34410	support.
34411
344122016-01-19  Eric Botcazou  <ebotcazou@adacore.com>
34413
34414	* dwarf2out.c (need_endianity_attribute_p): New inline predicate.
34415	(base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
34416	the DIE accordingly.
34417	(modified_type_die): Add REVERSE parameter and pass it recursively,
34418	as well as to base_type_die.  Adjust presence check accordingly.
34419	(base_type_for_mode): Adjust call to modified_type_die.
34420	(add_type_attribute): Add REVERSE parameter and pass it to
34421	modified_type_die.
34422	(generic_parameter_die): Adjust call to add_type_attribute.
34423	(add_scalar_info): Likewise.
34424	(add_subscript_info): Likewise.
34425	(gen_array_type_die): Likewise.
34426	(gen_descr_array_type_die): Likewise.
34427	(gen_entry_point_die): Likewise.
34428	(gen_enumeration_type_die): Likewise.
34429	(gen_formal_parameter_die): Likewise.
34430	(gen_subprogram_die): Likewise.
34431	(gen_variable_die ): Likewise.
34432	(gen_const_die): Likewise.
34433	(gen_field_die): Likewise.
34434	(gen_pointer_type_die): Likewise.
34435	(gen_reference_type_die): Likewise.
34436	(gen_ptr_to_mbr_type_die): Likewise.
34437	(gen_inheritance_die): Likewise.
34438	(gen_subroutine_type_die): Likewise.
34439	(gen_typedef_die): Likewise.
34440	(force_type_die): Adjust call to modified_type_die.
34441
344422016-01-19  Sandra Loosemore  <sandra@codesourcery.com>
34443
34444	* doc/standards.texi: Copy-editing for grammar, markup, and sentence
34445	flow throughout the file.  Fix broken link to Objective-C 2.0
34446	documentation.
34447	* doc/invoke.texi: More copy-editing; fix numerous typos and spelling
34448	errors.
34449
344502016-01-19  Wilco Dijkstra  <wdijkstr@arm.com>
34451
34452	* ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
34453
344542016-01-19  Jan Hubicka  <hubicka@ucw.cz>
34455
34456	PR ipa/66223
34457	* ipa-devirt.c (is_cxa_pure_virtual_p): New function.
34458	(maybe_record_node): Record cxa_pure_virtual as the only possible
34459	target if there are not ohter candidates.
34460	(possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
34461
344622016-01-19  Richard Biener  <rguenther@suse.de>
34463
34464	* hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
34465	(get_memory_order): Likewise.
34466
344672016-01-19  Kirill Yukhin  <kirill.yukhin@intel.com>
34468
34469	* tree-vect-stmts.c (vectorizable_store): Check
34470	rhs vectype.
34471
344722016-01-19  David Malcolm  <dmalcolm@redhat.com>
34473
34474	PR jit/68446
34475	* gcc.c (driver::decode_argv): Add call to
34476	init_opts_obstack before init_options_struct.
34477	* opts.c (init_opts_obstack): Remove idempotency.
34478	(init_options_struct): Replace call to init_opts_obstack
34479	with a gcc_assert to verify that it has already been called.
34480	* toplev.c (toplev::main): Add call to init_opts_obstack before
34481	calls to init_options_struct.
34482	(toplev::finalize): Move cleanup of opts_obstack next to
34483	cleanup of save_decoded_options, clearing the latter, and
34484	save_decoded_options_count.
34485
344862016-01-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
34487
34488	PR target/69135
34489	* config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
34490	attribute to unconditional.  Remove %? from output template.
34491
344922015-01-19  Wilco Dijkstra  <wdijkstr@arm.com>
34493	    Jiong Wang  <jiong.wang@arm.com>
34494
34495	* ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
34496	generated from different expand order.
34497
344982015-01-19  Wilco Dijkstra  <wdijkstr@arm.com>
34499
34500	* /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
34501	Add support for CCMP costing.
34502
345032015-01-19  Wilco Dijkstra  <wdijkstr@arm.com>
34504
34505	* ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
34506	* config/aarch64/aarch64.md (fccmp<mode>): New pattern.
34507	(fccmpe<mode>): Likewise.
34508	(fcmp): Rename to fcmp and globalize pattern.
34509	(fcmpe): Likewise.
34510	* config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
34511	(aarch64_gen_ccmp_next): Add FP support.
34512
345132015-01-19  Wilco Dijkstra  <wdijkstr@arm.com>
34514
34515	* target.def (gen_ccmp_first): Update documentation.
34516	(gen_ccmp_next): Likewise.
34517	* doc/tm.texi (gen_ccmp_first): Update documentation.
34518	(gen_ccmp_next): Likewise.
34519	* ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
34520	expand_ccmp_expr_1.  Improve comments.
34521	* config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
34522	(ccmp_ior<mode>): Remove pattern.
34523	(cmp<mode>): Remove expand.
34524	(cmp): Globalize pattern.
34525	(cstorecc4): Use cc_register.
34526	(mov<mode>cc): Remove ccmp_cc_register check.
34527	* config/aarch64/aarch64.c (aarch64_get_condition_code_1):
34528	Simplify after removal of CC_DNE/* modes.
34529	(aarch64_ccmp_mode_to_code): Remove.
34530	(aarch64_print_operand): Remove 'K' case.  Merge 'm' and 'M' cases.
34531	In 'k' case use integer as condition.
34532	(aarch64_nzcv_codes): Remove inverted cases.
34533	(aarch64_code_to_ccmode): Remove.
34534	(aarch64_gen_ccmp_first): Use cmp pattern directly.  Return the correct
34535	comparison with CC register to be used in folowing CCMP/branch/CSEL.
34536	(aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
34537	pattern.  Return the comparison with CC register.  Invert conditions
34538	when bitcode is OR.
34539	* config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
34540	* config/aarch64/predicates.md (ccmp_cc_register): Remove.
34541
345422016-01-19  Jan Hubicka  <hubicka@ucw.cz>
34543
34544	* cgraphunit.c (cgraph_node::reset): Clear thunk info and
34545	instrumented_version.
34546
345472016-01-19  Richard Biener  <rguenther@suse.de>
34548
34549	PR tree-optimization/69336
34550	* tree-ssa-scopedtables.c (avail_expr_hash): Handle all
34551	handled components with get_ref_base_and_extent.
34552	(equal_mem_array_ref_p): Adjust.
34553
345542016-01-19  Jakub Jelinek  <jakub@redhat.com>
34555
34556	PR debug/65779
34557	* shrink-wrap.c: Include valtrack.h.
34558	(move_insn_for_shrink_wrap): Add DEBUG argument.  If
34559	MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
34560	in between insn and where it will be moved to.  Call
34561	dead_debug_insert_temp.
34562	(prepare_shrink_wrap): Adjust caller.  Call dead_debug_local_init
34563	first and dead_debug_local_finish at the end.
34564	For uses and defs bitmap, handle all regs in between REGNO and
34565	END_REGNO, not just the first one.
34566
345672016-01-19  Richard Biener  <rguenther@suse.de>
34568
34569	PR tree-optimization/69352
34570	* tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
34571	(equal_mem_array_ref_p): Constrain size and max size properly.
34572	Compare the reverse flag.
34573
345742016-01-19  Bernd Schmidt  <bschmidt@redhat.com>
34575
34576	* ira.c (ira): Update regstat data if we deleted insns.
34577
345782016-01-19  Jakub Jelinek  <jakub@redhat.com>
34579
34580	PR rtl-optimization/68955
34581	PR rtl-optimization/64557
34582	* dse.c (record_store, check_mem_read_rtx): Don't call get_addr
34583	here.  Fix up formatting.
34584	* alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
34585
345862016-01-19  Jan Hubicka  <hubicka@ucw.cz>
34587
34588	PR lto/69133
34589	* cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
34590	assume that the node has body.
34591	* cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
34592	check.
34593
345942016-01-19  Jan Hubicka  <hubicka@ucw.cz>
34595
34596	* lto-streamer-out.c (lto_output): Do not stream instrumentation
34597	thunks.
34598
345992016-01-19  Jan Hubicka  <hubicka@ucw.cz>
34600
34601	* symtab.c (symtab_node::asm_name): Do not call printable name directly.
34602	(symtab_node::name): Report name as unnamed if DECL_NAME is not set.
34603
346042016-01-19  Martin Jambor  <mjambor@suse.cz>
34605	    Martin Liska  <mliska@suse.cz>
34606	    Michael Matz  <matz@suse.de>
34607
34608	* Makefile.in (OBJS): Add new source files.
34609	(GTFILES): Add hsa.c.
34610	* common.opt (disable_hsa): New variable.
34611	(-Whsa): New warning.
34612	* config.in (ENABLE_HSA): New.
34613	* configure.ac: Treat hsa differently from other accelerators.
34614	(OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
34615	$enable_offloading.
34616	(ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
34617	* doc/install.texi (Configuration): Document --with-hsa-runtime,
34618	--with-hsa-runtime-include, --with-hsa-runtime-lib and
34619	--with-hsa-kmt-lib.
34620	* doc/invoke.texi (-Whsa): Document.
34621	(hsa-gen-debug-stores): Likewise.
34622	* lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
34623	to invoke offload compiler for hsa acclerator.
34624	* opts.c (common_handle_option): Determine whether HSA offloading
34625	should be performed.
34626	* params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
34627	* builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
34628	(BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
34629	(BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
34630	* gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
34631	* gimple-pretty-print.c (dump_gimple_omp_for): Also handle
34632	GF_OMP_FOR_KIND_GRID_LOOP.
34633	(dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
34634	(pp_gimple_stmt_1): Likewise.
34635	* gimple-walk.c (walk_gimple_stmt): Likewise.
34636	* gimple.c (gimple_build_omp_grid_body): New function.
34637	(gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
34638	* gimple.def (GIMPLE_OMP_GRID_BODY): New.
34639	* gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
34640	GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
34641	GF_OMP_TEAMS_GRID_PHONY.
34642	(gimple_statement_omp_single_layout): Updated comments.
34643	(gimple_build_omp_grid_body): New function.
34644	(gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
34645	(gimple_omp_for_grid_phony): New function.
34646	(gimple_omp_for_set_grid_phony): Likewise.
34647	(gimple_omp_parallel_grid_phony): Likewise.
34648	(gimple_omp_parallel_set_grid_phony): Likewise.
34649	(gimple_omp_teams_grid_phony): Likewise.
34650	(gimple_omp_teams_set_grid_phony): Likewise.
34651	(gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
34652	* omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
34653	(BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
34654	(BUILT_IN_GOMP_TARGET): Updated type.
34655	* omp-low.c: Include symbol-summary.h, hsa.h and params.h.
34656	(adjust_for_condition): New function.
34657	(get_omp_for_step_from_incr): Likewise.
34658	(extract_omp_for_data): Moved parts to adjust_for_condition and
34659	get_omp_for_step_from_incr.
34660	(build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
34661	(fixup_child_record_type): Bail out if receiver_decl is NULL.
34662	(scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
34663	(scan_omp_parallel): Do not create child functions for phony
34664	constructs.
34665	(check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
34666	(scan_omp_1_op): Checking assert we are not remapping to
34667	ERROR_MARK.  Also also handle GIMPLE_OMP_GRID_BODY.
34668	(parallel_needs_hsa_kernel_p): New function.
34669	(expand_parallel_call): Register apprpriate parallel child
34670	functions as HSA kernels.
34671	(grid_launch_attributes_trees): New type.
34672	(grid_attr_trees): New variable.
34673	(grid_create_kernel_launch_attr_types): New function.
34674	(grid_insert_store_range_dim): Likewise.
34675	(grid_get_kernel_launch_attributes): Likewise.
34676	(get_target_argument_identifier_1): Likewise.
34677	(get_target_argument_identifier): Likewise.
34678	(get_target_argument_value): Likewise.
34679	(push_target_argument_according_to_value): Likewise.
34680	(get_target_arguments): Likewise.
34681	(expand_omp_target): Call get_target_arguments instead of looking
34682	up for teams and thread limit.
34683	(grid_expand_omp_for_loop): New function.
34684	(grid_arg_decl_map): New type.
34685	(grid_remap_kernel_arg_accesses): New function.
34686	(grid_expand_target_kernel_body): New function.
34687	(expand_omp): Call it.
34688	(lower_omp_for): Do not emit phony constructs.
34689	(lower_omp_taskreg): Do not emit phony constructs but create for them
34690	a temporary variable receiver_decl.
34691	(lower_omp_taskreg): Do not emit phony constructs.
34692	(lower_omp_teams): Likewise.
34693	(lower_omp_grid_body): New function.
34694	(lower_omp_1): Call it.
34695	(grid_reg_assignment_to_local_var_p): New function.
34696	(grid_seq_only_contains_local_assignments): Likewise.
34697	(grid_find_single_omp_among_assignments_1): Likewise.
34698	(grid_find_single_omp_among_assignments): Likewise.
34699	(grid_find_ungridifiable_statement): Likewise.
34700	(grid_target_follows_gridifiable_pattern): Likewise.
34701	(grid_remap_prebody_decls): Likewise.
34702	(grid_copy_leading_local_assignments): Likewise.
34703	(grid_process_kernel_body_copy): Likewise.
34704	(grid_attempt_target_gridification): Likewise.
34705	(grid_gridify_all_targets_stmt): Likewise.
34706	(grid_gridify_all_targets): Likewise.
34707	(execute_lower_omp): Call grid_gridify_all_targets.
34708	(make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
34709	* tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
34710	(tree_omp_clause): Added union field dimension.
34711	* tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
34712	* tree.c (omp_clause_num_ops): Added number of arguments of
34713	OMP_CLAUSE__GRIDDIM_.
34714	(omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
34715	(walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
34716	* tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
34717	(OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
34718	(OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
34719	(OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
34720	* passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
34721	* tree-pass.h (make_pass_gen_hsail): Declare.
34722	(make_pass_ipa_hsa): Likewise.
34723	* ipa-hsa.c: New file.
34724	* lto-section-in.c (lto_section_name): Add hsa section name.
34725	* lto-streamer.h (lto_section_type): Add hsa section.
34726	* timevar.def (TV_IPA_HSA): New.
34727	* hsa-brig-format.h: New file.
34728	* hsa-brig.c: New file.
34729	* hsa-dump.c: Likewise.
34730	* hsa-gen.c: Likewise.
34731	* hsa.c: Likewise.
34732	* hsa.h: Likewise.
34733	* toplev.c (compile_file): Call hsa_output_brig.
34734	* hsa-regalloc.c: New file.
34735
347362016-01-18  Jeff Law  <law@redhat.com>
34737
34738	PR tree-optimization/69320
34739	* tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
34740	ranged object, do nothing if the RHS constant is not [0..1].
34741	(optimize_stmt): Comparing a boolean ranged object against a
34742	constant outside [0..1] results in a compile-time constant.
34743
34744	* tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
34745	test.
34746
347472016-01-18  Sandra Loosemore  <sandra@codesourcery.com>
34748
34749	* doc/invoke.texi (Invoking GCC): Add new section to menu.
34750	(Option Summary): Update to reflect new section and moved options.
34751	(C++ Dialect Options): Move -fstats to new section.
34752	(Debugging Options): Move all dump, statistics, and other GCC
34753	developer options to new section.  Rewrite section introduction
34754	and re-order remaining options to put the more basic ones first.
34755	(Optimization Options): Move -fira-verbose and -flto-report* to
34756	new section.
34757	(Developer Options): New section incorporating moved options.
34758	* doc/cppopts.texi (-dM): Update cross-reference.
34759
347602016-01-18  Richard Henderson  <rth@redhat.com>
34761
34762	PR target/69176
34763	* config/aarch64/aarch64.md (add<GPI>3): Move long immediate
34764	operands to pseudo only if CSE is expected.  Split long immediate
34765	operands only after reload, and for the stack pointer.
34766	(*add<GPI>3_pluslong): Remove.
34767	(*addsi3_aarch64, *adddi3_aarch64): Merge into...
34768	(*add<GPI>3_aarch64): ... here.  Add r/rk/Upl alternative.
34769	(*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
34770	(*add<GPI>3 peepholes): New.
34771	(*add<GPI>3 splitters): New.
34772	* config/aarch64/constraints.md (Upl): New.
34773	* config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
34774
347752016-01-18  Richard Biener  <rguenther@suse.de>
34776
34777	PR tree-optimization/69297
34778	* tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
34779	stmt at most once.
34780	(vect_bb_vectorization_profitable_p): Clear visited flag again.
34781
347822016-01-18  Yuri Rumyantsev  <ysrumyan@gmail.com>
34783
34784	PR middle-end/68542
34785	* fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
34786	of mixind vector and scalar types.
34787	(fold_relational_const): Add handling of vector
34788	comparison with boolean result.
34789	* tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
34790	comparison of vector operands with boolean result for EQ/NE only.
34791	(verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
34792	(verify_gimple_cond): Likewise.
34793	* tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
34794	valid type of VAL.
34795
347962016-01-18  Joseph Myers  <joseph@codesourcery.com>
34797
34798	* config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
34799	!TARGET_OCTEON.
34800
348012016-01-18  Richard Biener  <rguenther@suse.de>
34802
34803	PR middle-end/69308
34804	* gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
34805
348062016-01-18  Tom de Vries  <tom@codesourcery.com>
34807
34808	* passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
34809
348102016-01-18  Tom de Vries  <tom@codesourcery.com>
34811
34812	* omp-low.c (set_oacc_fn_attrib): Make extern.
34813	* omp-low.h (set_oacc_fn_attrib): Declare.
34814	* tree-parloops.c (struct reduction_info): Add reduc_addr field.
34815	(create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
34816	(create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
34817	Add and handle function parameter oacc_kernels_p.
34818	(find_reduc_addr, get_omp_data_i_param): New function.
34819	(ref_conflicts_with_region, oacc_entry_exit_ok_1)
34820	(oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
34821	(parallelize_loops): Add and handle function parameter oacc_kernels_p.
34822	Calculate dominance info.  Skip loops that are not in a kernels region
34823	in oacc_kernels_p mode.  Skip inner loops of parallelized loops.
34824	(pass_parallelize_loops::execute): Call parallelize_loops with
34825	oacc_kernels_p argument.
34826	(pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
34827	New member function.
34828	(pass_parallelize_loops::bool oacc_kernels_p): New member var.
34829	* passes.def: Add argument to pass_parallelize_loops instantation.
34830
348312016-01-18  Tom de Vries  <tom@codesourcery.com>
34832
34833	* tree-parloops.c (pass_parallelize_loops::execute): Allow
34834	pass_parallelize_loops to be run outside the loop pipeline.
34835
348362016-01-18  Alan Lawrence  <alan.lawrence@arm.com>
34837
34838	* tree-scalar-evolution.c (follow_copies_to_constant): New.
34839	(analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
34840
348412016-01-18  Alan Lawrence  <alan.lawrence@arm.com>
34842
34843	PR target/63679
34844	* tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
34845	using get_ref_base_and_extent.
34846	(equal_mem_array_ref_p): New.
34847	(hashable_expr_equal_p): Add call to previous.
34848
348492016-01-18  Alan Lawrence  <alan.lawrence@arm.com>
34850
34851	PR target/63679
34852	* tree-sra.c (disqualified_constants, constant_decl_p): New.
34853	(sra_initialize): Allocate disqualified_constants.
34854	(sra_deinitialize): Free disqualified_constants.
34855	(disqualify_candidate): Update disqualified_constants when appropriate.
34856	(create_access): Scan for constant-pool entries as we go along.
34857	(scalarizable_type_p): Add check against type_contains_placeholder_p.
34858	(maybe_add_sra_candidate): Allow constant-pool entries.
34859	(load_assign_lhs_subreplacements): Bind debug for constant pool vars.
34860	(initialize_constant_pool_replacements): New.
34861	(sra_modify_assign): Avoid mangling assignments created by previous,
34862	and don't generate writes into constant pool.
34863	(sra_modify_function_body): Call initialize_constant_pool_replacements.
34864
348652016-01-18  Ilya Enkovich  <enkovich.gnu@gmail.com>
34866
34867	* config/i386/i386.c (scalar_to_vector_candidate_p): Support
34868	andnot instruction.
34869	(scalar_chain::convert_op): Likewise.
34870	* config/i386/i386.md (*andndi3_doubleword): New.
34871
348722016-01-18  Richard Biener  <rguenther@suse.de>
34873
34874	PR tree-optimization/69170
34875	* tree-vect-slp.c (vect_build_slp_tree): Verify we are not
34876	building a vector from scalar results of a pattern stmt.
34877
348782016-01-18  Jakub Jelinek  <jakub@redhat.com>
34879
34880	* haifa-sched.c (autopref_multipass_init): Work around
34881	-Wmaybe-uninitialized warning.
34882
348832016-01-18  Thomas Preud'homme  <thomas.preudhomme@arm.com>
34884
34885	* config/arm/arm.c (thumb1_reorg): Check that the comparison is
34886	against the constant 0.
34887
348882016-01-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
34889
34890	PR tree-optimization/68799
34891	* gimple-ssa-strength-reduction.c (create_phi_basis): Directly
34892	look up phi candidates in the statement-candidate map.
34893	(phi_add_costs): Likewise.
34894	(record_phi_increments): Likewise.
34895	(phi_incr_cost): Likewise.
34896	(ncd_with_phi): Likewise.
34897	(all_phi_incrs_profitable): Likewise.
34898
348992016-01-17  Jakub Jelinek  <jakub@redhat.com>
34900
34901	* omp-low.c (mark_loops_in_oacc_kernels_region): Work around
34902	-Wmaybe-uninitialized warning.
34903
349042016-01-16  Sandra Loosemore  <sandra@codesourcery.com>
34905
34906	* doc/invoke.texi (Invoking GCC): Add new section to menu.
34907	(Option Summary): Update to reflect new section and moved options.
34908	(C++ Dialect Options): Move -fvtable-verify and related options.
34909	(Debugging Options): Move Sanitizer, Pointer Bounds Checker,
34910	and profiling-related options.
34911	(Optimization Options): Move profile generation options and
34912	-fstack-protector and related options.
34913	(Instrumentation Options): New section incorporating moved options.
34914	(Code Generation Options): Move -finstrument-functions and
34915	related options, -fstack-check, -fstack-limit*, and -fbounds-check.
34916
349172016-01-16  Tom de Vries  <tom@codesourcery.com>
34918
34919	* passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
34920
349212016-01-16  Tom de Vries  <tom@codesourcery.com>
34922
34923	* omp-low.c (expand_omp_atomic_fetch_op):  Release defs of update stmt.
34924
349252016-01-16  Richard Sandiford  <richard.sandiford@arm.com>
34926
34927	* hash-table.h (hash_table::empty): Turn into an inline wrapper
34928	that checks whether the table is already empty.  Rename the
34929	original implementation to...
34930	(hash_table::empty_slot): ...this new private function.
34931
349322016-01-15  David Malcolm  <dmalcolm@redhat.com>
34933
34934	PR diagnostic/68899
34935	* diagnostic-show-locus.c (layout::print_source_line): Move x
34936	offset of line until after call to
34937	get_line_width_without_trailing_whitespace.
34938
349392016-01-15  Jeff Law  <law@redhat.com>
34940
34941	PR tree-optimization/69270
34942	* tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
34943	tree-ssa-dom.c.  Improve test for [0..1] ranve from VRP.
34944	* tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
34945	* tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
34946	* tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
34947	ssa_name_has_boolean_range and constant_boolean_node.
34948
349492016-01-15  Vladimir Makarov  <vmakarov@redhat.com>
34950
34951	PR rtl-optimization/69030
34952	* lra-spills.c (remove_pseudos): Check nrefs and make the function
34953	returning bool.
34954	(spill_pseudos): Delete debug insn for dead pseudo.
34955	(lra_spill): Initiate spill_hard_reg and slots memory separately.
34956
349572016-01-15  Jiong Wang  <jiong.wang@arm.com>
34958
34959	* config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
34960	New.
34961	(TYPES_UNOPUS): Likewise.
34962	* config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
34963	builtin type, from UNOP to UNOPUS.
34964	(lbtruncuv4sf): Likewise.
34965	(lbtruncuv2df): Likewise.
34966	(lrounduv2sf): Likewise.
34967	(lrounduv4sf): Likewise.
34968	(lrounduv2df): Likewise.
34969	(lroundusf): Likewise.
34970	(lroundusf): Likewise.
34971	(lceiluv2sf): Likewise.
34972	(lceiluv4sf): Likewise.
34973	(lceiluv2df): Likewise.
34974	(lceilusf): Likewise.
34975	(lceiludf): Likewise.
34976	(lflooruv2sf): Likewise.
34977	(lflooruv4sf): Likewise.
34978	(lflooruv2df): Likewise.
34979	(lfloorusf): Likewise.
34980	(lfloorudf): Likewise.
34981	(lfrintnuv2sf): Likewise.
34982	(lfrintnuv4sf): Likewise.
34983	(lfrintnuv2df): Likewise.
34984	(lfrintnusf): Likewise.
34985	(lfrintnudf): Likewise.
34986	* config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
34987	conversion.
34988	(vcvtq_u32_f32): Likewise.
34989	(vcvtq_u64_f64): Likewise.
34990	(vcvta_u32_f32): Likewise.
34991	(vcvtaq_u32_f32): Likewise.
34992	(vcvtaq_u64_f64): Likewise.
34993	(vcvtm_u32_f32): Likewise.
34994	(vcvtmq_u32_f32): Likewise.
34995	(vcvtmq_u64_f64): Likewise.
34996	(vcvtn_u32_f32): Likwise.
34997	(vcvtnq_u32_f32): Likewise.
34998	(vcvtnq_u64_f64): Likewise.
34999	(vcvtp_u32_f32): Likewise.
35000	(vcvtpq_u32_f32): Likewise.
35001	(vcvtpq_u64_f64): Likewise.
35002	(vcvtmd_u64_f64): Likewise.
35003	(vcvtms_u32_f32): Likewise.
35004	(vcvtad_u64_f64): Likewise.
35005	(vcvtas_u32_f32): Likewise.
35006	(vcvtnd_u64_f64): Likewise.
35007	(vcvtns_u32_f32): Likewise.
35008	(vcvtpd_u64_f64): Likewise.
35009	(vcvtps_u32_f32): Likewise.
35010
350112016-01-15  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
35012
35013	* config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
35014	CSEL of zero_extended registers.
35015
350162016-01-15  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
35017
35018	* config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
35019	Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
35020
350212016-01-15  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
35022
35023	* config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
35024	false when argument string is not found in the attributes table
35025	at all.
35026
350272016-01-15  David Edelsohn  <dje.gcc@gmail.com>
35028
35029	PR target/68609
35030	* config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
35031	(rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
35032	* config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
35033	precision estimate.
35034
350352016-01-15  Richard Biener  <rguenther@suse.de>
35036
35037	PR tree-optimization/66856
35038	* tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
35039	* tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
35040	(vect_create_new_slp_node): Increment stmt reference count.
35041	(vect_get_and_check_slp_defs): Make sure stmts are nor already in
35042	an SLP tree before swapping operands.
35043	(vect_build_slp_tree): Likewise.
35044	(destroy_bb_vec_info): Free stmt info after SLP instances.
35045	* tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
35046	* tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
35047	(STMT_VINFO_NUM_SLP_USES): New macro.
35048
350492016-01-15  Richard Biener  <rguenther@suse.de>
35050
35051	PR debug/69137
35052	* dwarf2out.c (add_linkage_name_raw): New function split out from ...
35053	(add_linkage_name): ... here.
35054	(gen_typedef_die): Use add_linkage_name_raw instead of
35055	add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
35056	if necessary.
35057
350582016-01-15  Cesar Philippidis  <cesar@codesourcery.com>
35059
35060	* gimplify.c (oacc_default_clause): Decode reference and pointer
35061	types for both kernels and parallel regions.
35062
350632016-01-15  Richard Sandiford  <richard.sandiford@arm.com>
35064
35065	PR middle-end/69246
35066	* calls.c (emit_call_1): Force n_popped to zero for sibcalls.
35067
350682016-01-15  Ilya Enkovich  <enkovich.gnu@gmail.com>
35069
35070	* config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
35071	(convert_scalars_to_vector): Likewise.
35072
350732016-01-15  Jonathan Wakely  <jwakely@redhat.com>
35074
35075	* doc/extend.texi (Type Traits): Fix grammar.
35076
350772016-01-15  Martin Jambor  <mjambor@suse.cz>
35078
35079	* tree-inline.c (remap_decl): Use existing dclarations if
35080	remapping a type and prevent_decl_creation_for_types.
35081	(replace_locals_stmt): Do an initial remapping of non-VLA typed
35082	decls first.  Do real remapping with
35083	prevent_decl_creation_for_types set.
35084	* tree-inline.h (copy_body_data): New field
35085	prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
35086	padding.
35087
350882016-01-15  Dominik Vogt  <vogt@linux.vnet.ibm.com>
35089
35090	* config/s390/s390.opt (mmvcle): More verbose help text.
35091
350922016-01-15  Dominik Vogt  <vogt@linux.vnet.ibm.com>
35093
35094	* config/s390/s390.opt: Add period to -mzvector option text.
35095
350962016-01-15  Richard Biener  <rguenther@suse.de>
35097
35098	PR tree-optimization/68961
35099	* tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
35100	of invariants in stores again.
35101
351022016-01-15  Sebastian Huber  <sebastian.huber@embedded-brains.de>
35103
35104	* config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
35105
351062016-01-15  Ilya Enkovich  <enkovich.gnu@gmail.com>
35107
35108	* config/i386/i386.c (ix86_expand_branch): Don't split
35109	DI mode xor instruction to SI mode.
35110
351112016-01-15  Jan Hubicka  <hubicka@ucw.cz>
35112
35113	PR ipa/68148
35114	* ipa-icf.c (sem_function::merge): Virtual functions may become
35115	reachable even if they address is not taken and there are no
35116	idrect calls.
35117
351182016-01-15  Jan Hubicka  <hubicka@ucw.cz>
35119
35120	* lto-streamer-out.c (subtract_estimated_size): New function.
35121	(get_symbol_initial_value): Use it.
35122
351232016-01-15  Christian Bruel  <christian.bruel@st.com>
35124
35125	PR target/65837
35126	* config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
35127	(arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
35128	(arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
35129	use add_builtin_function_ext_scope instead of add_builtin_function.
35130	(neon_set_p, neon_crypto_set_p): Remove.
35131	(arm_init_builtins): Always call arm_init_neon_builtins and
35132	arm_init_crypto_builtins.
35133	(arm_expand_builtin): Check that builtins are allowed for the arch.
35134	* config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
35135	* config/arm/arm.c (arm_valid_target_attribute_tree): Remove
35136	arm_init_neon_builtins call.
35137
351382016-01-15  Richard Biener  <rguenther@suse.de>
35139
35140	PR tree-optimization/69117
35141	* tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
35142	* tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
35143	of the leader conservatively.
35144	(free_scc_vn): Restore original SSA name infos.
35145
351462016-01-14  Jeff Law  <law@redhat.com>
35147
35148	PR tree-optimization/69270
35149	* tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
35150	single bit of precision, verify it's also unsigned.
35151	(record_edge_info): Use constant_boolean_node rather than fold_convert
35152	to convert boolean_true/boolean_false to the right type.
35153
351542016-01-14  Richard Henderson  <rth@redhat.com>
35155
35156	PR rtl-opt/69014
35157	* loop-doloop.c (record_reg_sets): New.
35158	(doloop_optimize): Reject the transform if the sequence
35159	clobbers registers live at the end of the loop block.
35160	(doloop_optimize_loops): Enable df_live if needed.
35161
351622016-01-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
35163
35164	* config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
35165	* config/rs6000/rs6000.c: Likewise.
35166	* config/rs6000/rs6000.h: Likewise.
35167	* config/rs6000/rs6000.md: Likewise.
35168	* doc/extend.texi: Likewsie.
35169
351702016-01-14  Jeff Law  <law@redhat.com>
35171
35172	* tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
35173	typo.
35174
351752016-01-14  Richard Henderson  <rth@redhat.com>
35176
35177	PR c/69272
35178	PR tree-opt/68964
35179	* trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
35180	* tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
35181	instead of builtin_decl_declared_p to test for declaration.
35182
351832016-01-14  Nicklas Bo Jensen  <nbjensen@gmail.com>
35184
35185	* doc/loop.texi (Loop Analysis and Representation): Document
35186	loop_depth function.
35187
351882016-01-14  Tom de Vries  <tom@codesourcery.com>
35189
35190	PR tree-optimization/68773
35191	* omp-low.c (expand_omp_target): Don't set force_output.
35192	* varpool.c (varpool_node::get_create): Same.
35193	* lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
35194	offload_funcs with force_output.
35195
351962016-01-14  Jakub Jelinek  <jakub@redhat.com>
35197
35198	PR debug/69244
35199	* lra-eliminations.c (move_plus_up): Don't change anything if either
35200	the outer or inner subreg mode is not MODE_INT.
35201	* dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
35202	integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
35203
352042016-01-14  Alan Lawrence  <alan.lawrence@arm.com>
35205
35206	* doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
35207	reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
35208	reduc_uplus_@var{m}): Remove.
35209	* expr.c (expand_expr_real_2): Remove expansion path for
35210	reduc_[us](min|max|plus) optabs.
35211	* optabs-tree.c (scalar_reduc_to_vector): Remove.
35212	* optabs-tree.h (scalar_reduc_to_vector): Remove.
35213	* optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
35214	reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
35215	* tree-vect-loop.c (vectorizable_reduction): Remove test for
35216	reduc_[us](min|max|plus) optabs.
35217
352182016-01-14  Alan Lawrence  <alan.lawrence@arm.com>
35219
35220	* config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
35221	(reduc_plus_scal_v2sf): New.
35222	(reduc_smax_v2sf): Rename to...
35223	(reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
35224	(reduc_smin_v2sf): Rename to...
35225	(reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
35226
352272016-01-14  Jan Hubicka  <hubicka@ucw.cz>
35228
35229	* alias.c (compare_base_symbol_refs): New function.
35230	(rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
35231	it.
35232
352332016-01-14  Jakub Jelinek  <jakub@redhat.com>
35234
35235	PR middle-end/68146
35236	PR tree-optimization/69155
35237	* tree-complex.c: Include cfganal.h.
35238	(phis_to_revisit): New variable.
35239	(extract_component): Add phiarg_p argument.  Assert that returned
35240	SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
35241	(update_phi_components): Partly rewrite to use loop over real/imag
35242	components instead of code duplication.  If extract_component returns
35243	SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
35244	create_tmp_reg into the PHI node instead, and mention the phi triplet
35245	in phis_to_revisit.
35246	(tree_lower_complex): Walk bbs in rpo order.  Adjust phis recorded
35247	in phis_to_revisit at the end.
35248
352492016-01-14  Richard Biener  <rguenther@suse.de>
35250
35251	PR tree-optimization/68060
35252	* tree-vect-loop.c (vect_is_simple_reduction): Check the
35253	outer loop reduction is only used in the inner loop before
35254	detecting a double reduction.
35255
352562016-01-14  Jakub Jelinek  <jakub@redhat.com>
35257
35258	PR target/68269
35259	* combine.c (expand_field_assignment): Punt if compute_mode is
35260	unsupported scalar mode.
35261
352622016-01-14  Richard Biener  <rguenther@suse.de>
35263
35264	PR tree-optimization/66856
35265	* tree-vect-slp.c (vect_build_slp_tree): Refactor to build
35266	SLP node only if it built successfully.
35267	(vect_analyze_slp_instance): Adjust.
35268
352692016-01-14  Jeff Law  <law@redhat.com>
35270
35271	PR tree-optimization/69270
35272	* tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
35273	(record_edge_info): Use it.  Convert boolean_{true,false}_node
35274	to the type of op0.
35275
352762016-01-13  Jan Hubicka  <hubicka@ucw.cz>
35277
35278	PR ipa/66487
35279	* ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
35280	use block_ultimate_origin
35281	(noncall-stmt_may_be_vtbl_ptr_store): Likewise.
35282
352832016-01-13  Sandra Loosemore  <sandra@codesourcery.com>
35284
35285	* doc/invoke.texi (Submodel Options): Rename section to
35286	"Machine-Dependent Options" to better reflect its content.
35287	Rewrite introductory text to remove archaic CPU names.
35288	Update references.
35289
352902016-01-13  Sandra Loosemore  <sandra@codesourcery.com>
35291
35292	* doc/invoke.texi (Code Gen Options): Move section up in file,
35293	before target-specific options.  Update menu and option summary
35294	to reflect the new section ordering.
35295
352962016-01-13  Jonathan Wakely  <jwakely@redhat.com>
35297
35298	* doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
35299	(C++ Dialect Options): Add cross-reference to -std option.
35300	* doc/standards.texi (C++ Language): Document C++14 support.
35301
353022016-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
35303
35304	* config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
35305	for pack/unpack functions for __ibm128.
35306	(PACK_IF): Likewise.
35307	(UNPACK_IF): Likewise.
35308
35309	* config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
35310	support for __ibm128 pack/unpack functions.
35311	(rs6000_invalid_builtin): Likewise.
35312	(rs6000_init_builtins): Likewise.
35313	(rs6000_opt_masks): Likewise.
35314
35315	* config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
35316	(RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
35317	functions
35318	(RS6000_BTM_COMMON): Likewise.
35319
35320	* config/rs6000/rs6000.md (f128_vsx): New mode attribute.
35321	(unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
35322	disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
35323	128-bit floating point.  Add support for the double values to be
35324	in Altivec registers for TF/IF packing and unpacking, but restrict
35325	TD packing sub-fields to be FPR registers.  Don't allow overlapped
35326	register support for packing.  Allow pack inputs to be memory
35327	locations.  Don't build generator functions for unpack<mode>_dm
35328	and unpack<mode>_nodm.
35329	(unpack<mode>_dm): Likewise.
35330	(unpack<mode>_nodm): Likewise.
35331	(pack<mode>): Likewise.
35332
35333	* config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
35334	built-in functions to pack/unpack explicit __ibm128 values.
35335	(__builtin_unpack_ibm128): Likewise.
35336
35337	* doc/extend.texi (PowerPC Built-in Functions): Document
35338	__builtin_pack_ibm128 and __builtin_unpack_ibm128.
35339
353402016-01-13  Bernd Schmidt  <bschmidt@redhat.com>
35341
35342	PR c/66208
35343	* c-common.c (check_function_nonnull): Remove unnecessary declaration.
35344	Add new arg loc and pass it down as context.
35345	(check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
35346	to the location to use for the warning.
35347	(check_function_arguments): New arg loc.  All callers changed.  Pass
35348	it to check_function_nonnull.
35349	* c-common.h (check_function_arguments): Adjust declaration.
35350
353512016-01-13  Jakub Jelinek  <jakub@redhat.com>
35352
35353	PR tree-optimization/69156
35354	* gimple.c (validate_type): Removed.
35355	(gimple_builtin_call_types_compatible_p): Use
35356	useless_type_conversion_p instead of validate_type.
35357	* value-prof.c (gimple_stringop_fixed_value): Fold
35358	icall_size to correct type.
35359
353602016-01-13  Jonathan Wakely  <jwakely@redhat.com>
35361
35362	* doc/extend.texi (__atomic Builtins): Clarify compare_exchange
35363	effects.
35364
353652016-01-13  Richard Henderson  <rth@redhat.com>
35366
35367	PR tree-opt/68964
35368	* target.def (builtin_tm_load, builtin_tm_store): Remove.
35369	* config/i386/i386.c (ix86_builtin_tm_load): Remove.
35370	(ix86_builtin_tm_store): Remove.
35371	(TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
35372	(TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
35373	* doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
35374	(TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
35375	* doc/tm.texi: Rebuild.
35376
35377	* gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
35378	(BUILT_IN_TM_MEMCPY_RTWN): New.
35379	* trans-mem.c (tm_log_emit_stmt): Rearrange code for better
35380	fallback from vector to integer helpers.
35381	(build_tm_load): Handle vector types directly, instead of
35382	via target hook.
35383	(build_tm_store): Likewise.
35384	(expand_assign_tm): Prepare for register types not handled by
35385	the above.  Copy them to memory and use memcpy.
35386	* tree.c (tm_define_builtin): New.
35387	(find_tm_vector_type): New.
35388	(build_tm_vector_builtins): New.
35389	(build_common_builtin_nodes): Call it.
35390
353912016-01-13  Uros Bizjak  <ubizjak@gmail.com>
35392
35393	* config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
35394	TARGET_SSE_MATH without TARGET_SSE2.  Rewrite.
35395
353962016-01-13  Tom de Vries  <tom@codesourcery.com>
35397
35398	PR tree-optimization/69169
35399	* tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
35400	handled_struct_type param.
35401	(create_variable_info_for, intra_create_variable_infos): Call
35402	create_variable_info_for_1 with extra arg.
35403
354042016-01-13  Yvan Roux  <yvan.roux@linaro.org>
35405
35406	* config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
35407	and "armv8.1-a+crc" entries.
35408
354092016-01-13  Alexander Fomin  <alexander.fomin@intel.com>
35410
35411	PR target/69228
35412	* config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
35413	Change first operand predicate from register_or_constm1_operand
35414	to register_operand.
35415	(define_expand "avx512pf_gatherpf<mode>df"): Likewise.
35416	(define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
35417	(define_expand "avx512pf_scatterpf<mode>df"): Likewise.
35418	(define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
35419	(define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
35420	(define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
35421	(define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
35422	* config/i386/i386.c (ix86_expand_builtin): Remove first operand
35423	comparison with constm1_rtx from vec_prefetch_gen part.
35424
354252016-01-13  Richard Biener  <rguenther@suse.de>
35426
35427	PR tree-optimization/69013
35428	* tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
35429	Exchange assert for a test.
35430
354312016-01-13  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
35432
35433	PR target/69247
35434	* config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
35435
354362016-01-13  Richard Biener  <rguenther@suse.de>
35437
35438	PR tree-optimization/69242
35439	* tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
35440	assert with a check.
35441
354422016-01-13  Richard Biener  <rguenther@suse.de>
35443
35444	PR tree-optimization/69186
35445	* tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
35446	Properly guard vect_update_misalignment_for_peel call.
35447
354482016-01-12  Jeff Law  <law@redhat.com>
35449
35450	PR tree-optimization/pr67755
35451	* tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
35452	"need_profile_correction".
35453	(thread_block_1): Initialize new field to false by default.  If we
35454	have multiple thread paths through a common joiner to different
35455	final targets, then set new field to true.
35456	(compute_path_counts): Only do count adjustment when it's really
35457	needed.
35458
354592016-01-12  Sandra Loosemore  <sandra@codesourcery.com>
35460
35461	* doc/invoke.texi (Spec Files): Move section down in file, past
35462	all command-line option descriptions.
35463
354642016-01-12  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
35465
35466	PR middle-end/54809
35467	* doc/gty.texi: Remove documentation of mark_hook.
35468	* gengtype.c (struct write_types_data): Remove code to support
35469	mark_hook attribute.
35470	(walk_type): Likewise.
35471	(write_func_for_structure): Likewise.
35472
354732016-01-12  Sandra Loosemore  <sandra@codesourcery.com>
35474
35475	* doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
35476	Directory Options, and -specs= to Overall Options.
35477	(Overall Options): Adjust similarly.  Reorder to group related
35478	options together.  Make -specs= cross-reference the spec file details.
35479	(Directory Options): Adjust similarly.
35480
354812016-01-12  Jeff Law  <law@redhat.com>
35482
35483	* tree-ssa-threadupdate.c: Various whitespace and typo fixes.
35484
354852016-01-12  Olivier Hainque  <hainque@adacore.com>
35486
35487	* gcc.c (spec_undefvar_allowed): New global.
35488	(process_command): Set to true when running for --version or --help,
35489	alone or together.
35490	(getenv_spec_function): When the variable is not defined, use the
35491	variable name as the variable value if we're allowed not to issue
35492	a fatal error.
35493
354942016-01-12  Bin Cheng  <bin.cheng@arm.com>
35495
35496	PR tree-optimization/68911
35497	* tree-vrp.c (adjust_range_with_scev): Check overflow in range
35498	information computed for expression "init + nit * step".
35499
355002016-01-12  Sandra Loosemore  <sandra@codesourcery.com>
35501
35502	* doc/invoke.texi (Invoking GCC): Copy-edit.  Incorporate information
35503	about name of GCC executable.  Remove deleted node from menu.
35504	(Directory Options) <-B>: Remove cross-reference to deleted node.
35505	(Target Options): Delete section.
35506
355072016-01-12  Christian Bruel  <christian.bruel@st.com>
35508
35509	PR target/69180
35510	* config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
35511	for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
35512
355132016-01-12  Jakub Jelinek  <jakub@redhat.com>
35514
35515	PR target/69198
35516	* config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
35517	aligned_mem is properly set for AVX512-VL floating point masked
35518	stores.
35519
35520	PR target/69175
35521	* ifcvt.c (cond_exec_process_if_block): When removing the last
35522	insn from then_bb, remove also any possible barriers that follow it.
35523
355242016-01-12  H.J. Lu  <hongjiu.lu@intel.com>
35525
35526	PR target/68456
35527	PR target/69226
35528	* config/i386/iamcu.h (SIZE_TYPE): New macro.
35529	(PTRDIFF_TYPE): Likewise.
35530	(WCHAR_TYPE): Likewise.
35531	(WCHAR_TYPE_SIZE): Likewise.
35532	(STDINT_LONG32): Likewise.
35533
355342016-01-12  Richard Biener  <rguenther@suse.de>
35535
35536	PR tree-optimization/69053
35537	* tree-vect-loop.c (get_initial_def_for_reduction): Properly
35538	convert initial value for cond reductions.
35539
355402016-01-12  Richard Biener  <rguenther@suse.de>
35541
35542	PR tree-optimization/69007
35543	* tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
35544	widen_sum after dot_prod and sad.
35545
355462016-01-12  Richard Biener  <rguenther@suse.de>
35547
35548	PR tree-optimization/69168
35549	* tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
35550	pattern stmt SLP type.
35551	* tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
35552	end up unused so cope with that case.
35553
355542016-01-12  Richard Biener  <rguenther@suse.de>
35555
35556	PR tree-optimization/69157
35557	* tree-vect-stmts.c (vectorizable_mask_load_store): Check
35558	stmts def type only during analyze phase.
35559	(vectorizable_call): Likewise.
35560	(vectorizable_simd_clone_call): Likewise.
35561	(vectorizable_conversion): Likewise.
35562	(vectorizable_assignment): Likewise.
35563	(vectorizable_shift): Likewise.
35564	(vectorizable_operation): Likewise.
35565	(vectorizable_store): Likewise.
35566	(vectorizable_load): Likewise.
35567
355682016-01-12  Richard Biener  <rguenther@suse.de>
35569
35570	PR tree-optimization/69174
35571	* tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
35572	space.
35573	(vectorizable_load): Properly compute the number of loads needed
35574	for permuted strided SLP loads and do not spuriously assign
35575	to SLP_TREE_VEC_STMTS.
35576
355772016-01-12  Andris Pavenis  <andris.pavenis@iki.fi>
35578
35579	* config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
35580	(TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
35581	(MD_EXEC_PREFIX): Remove.
35582	(MD_STARTFILE_PREFIX) Removee.
35583	(FILE_NAME_ABSOLUTE_P): Remove.
35584	(CPP_SPEC): Do not read macros from sys/version.h.
35585	(LINK_COMMAND_SPEC): Remove.
35586	(LOCAL_INCLUDE_DIR): Remove.
35587	(TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
35588	(TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
35589	(POST_LINK_SPEC): Define to invoke stubify after linker
35590	(LIBSTDCXX): Remove define
35591	(DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
35592	(DEFAULT_PCC_STRUCT_RETURN): Define to 1.
35593	(SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
35594	(SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
35595	(SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
35596	(IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
35597	(i386_djgpp_asm_named_section): Add propotype of new procedure
35598
35599	* config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
35600	(MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
35601	(STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
35602	in config/i386/djgpp.h).
35603	(STANDARD_STARTFILE_PREFIX_2): Define identical to
35604	STANDARD_STARTFILE_PREFIX_1.
35605	(LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
35606	(GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
35607	installation errors.
35608	(MAX_OFILE_ALIGNMENT): Define to 128.
35609	(HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
35610
35611	* config/i386/djgpp.c: New file. Add implementation of
35612	i386_djgpp_asm_named_section.
35613
35614	* config/i386/djgpp.opt: Remove obsolete option -mbnu210.
35615
35616	* config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
35617	Add rule for building djgpp.o.
35618
356192016-01-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
35620
35621	* config/rs6000/rs6000.c (v2df_reduction_p): New function.
35622	(rtx_is_swappable_p): Reductions are swappable.
35623	(insn_is_swappable_p): V2DF reductions are swappable.
35624
356252016-01-11  John David Anglin  <danglin@gcc.gnu.org>
35626
35627	* config/pa/pa.c (pa_emit_move_sequence): Handle floating point
35628	reloads for other unsupported memory operands.
35629
356302016-01-12  Kugan Vivekanandarajah  <kuganv@linaro.org>
35631	    Jim Wilson  <jim.wilson@linaro.org>
35632
35633	PR target/69194
35634	* config/arm/arm-builtins.c (arm_expand_neon_args): Call
35635	copy_to_mode_reg instead of force_reg.
35636
356372016-01-11  H.J. Lu  <hongjiu.lu@intel.com>
35638
35639	PR target/69225
35640	* config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
35641	TARGET_80387 is true.
35642
356432016-01-11  Jakub Jelinek  <jakub@redhat.com>
35644
35645	PR target/69071
35646	* lra-eliminations.c (move_plus_up): Only move plus up
35647	if subreg of the constant can be simplified into constant
35648	and use the simplified subreg of the constant instead of
35649	the original constant.
35650
35651	* fold-const.c (fold_convertible_p): Don't return true
35652	for conversion of VECTOR_TYPE to same sized integral type.
35653	(fold_convert_loc): Fix up formatting.  Fold conversion of
35654	VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
35655	instead of NOP_EXPR.
35656
35657	PR tree-optimization/69214
35658	* tree-vrp.c (simplify_cond_using_ranges): Don't propagate
35659	innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
35660	Formatting fix.
35661
35662	PR tree-optimization/69207
35663	* tree-vect-slp.c (vect_get_constant_vectors): For
35664	VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
35665	fold_convertible_p to vector_type's element type, and always
35666	use VCE for non-VECTOR_BOOLEAN_TYPE_P.
35667
356682016-01-11  Richard Biener  <rguenther@suse.de>
35669
35670	PR tree-optimization/69173
35671	* tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
35672	fixup the cycle if all stmts are in a pattern.
35673
356742016-01-11  Uros Bizjak  <ubizjak@gmail.com>
35675
35676	PR middle-end/68999
35677	* alias.c (base_alias_check): Move check for addresses with
35678	alignment ANDs before the call for compare_base_decls.
35679	(memrefs_conflict_p): Return -1 for different decls
35680	that went through alignment adjustments.
35681
356822016-01-11  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
35683
35684	PR rtl-optimization/68796
35685	* config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
35686	* config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
35687	and QImode comparisons against zero with CC_NZmode.
35688	* config/aarch64/iterators.md (short_mask): New mode_attr.
35689
356902016-01-11  H.J. Lu  <hongjiu.lu@intel.com>
35691
35692	* config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
35693	(<avx512>_store<mode>_mask): Likewise.
35694
356952016-01-11  Bernd Schmidt  <bschmidt@redhat.com>
35696	    Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
35697
35698	PR rtl-optimization/68841
35699	* ifcvt.c (struct noce_if_info): Add orig_x field.
35700	(bbs_ok_for_cmove_arith): Add to_rename parameter.
35701	Don't record conflicts on to_rename if it's present.
35702	Allow memory destinations in sets.
35703	(noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
35704	blocks, passing orig_x to the checks.
35705	(noce_process_if_block): Set if_info->orig_x appropriately.
35706
357072016-01-11  Tom de Vries  <tom@codesourcery.com>
35708
35709	PR tree-optimization/69069
35710	* tree-parloops.c (create_parallel_loop): Add missing phi args.
35711
357122016-01-11  Yuri Rumyantsev  <ysrumyan@gmail.com>
35713
35714	PR rtl-optimization/68920
35715	* config/i386/i386.c (ix86_option_override_internal): Restrict number
35716	of conditional moves for  RTL if-conversion to 1 for
35717	TARGET_ONE_IF_CONV_INSN.
35718	* config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
35719	* config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
35720	* params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
35721	parameter to restirct number of conditional moves for
35722	RTL if-conversion.
35723	* doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
35724	* ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
35725	conditionl moves.
35726
357272016-01-11  Alexandre Oliva  <aoliva@redhat.com>
35728
35729	PR bootstrap/69123
35730	* var-tracking.c (drop_overlapping_mem_locs): Operate on all
35731	onepart vars.  Fix typo in comment.  Fix reversed condition in
35732	unshare test.
35733	(dataflow_set_remove_mem_locs): Operate on all onepart vars.
35734
35735	PR bootstrap/69123
35736	* var-tracking.c (dump_onepart_variable_differences): New.
35737	(dataflow_set_different): If a detailed dump is requested,
35738	delay early returns and dump differences between onepart
35739	variables present before and after, and added variables.
35740
357412016-01-11  Ilya Enkovich  <enkovich.gnu@gmail.com>
35742
35743	PR target/69010
35744	* expr.c (expand_expr_real_1): For boolean vector constants
35745	with a scalar mode use const_scalar_mask_from_tree.
35746	(const_scalar_mask_from_tree): New.
35747	* optabs.c (expand_vec_cond_mask_expr): Use mask mode
35748	assigned to a mask type to handle constants.
35749
357502016-01-11  Martin Jambor  <mjambor@suse.cz>
35751
35752	PR ipa/69044
35753	* ipa-cp.c (estimate_local_effects): Do not clone for removal of
35754	useless parameters if we cannot change function signature.
35755
357562016-01-11  Martin Jambor  <mjambor@suse.cz>
35757
35758	PR ipa/66616
35759	* cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
35760	flag.
35761
357622016-01-11  Tom de Vries  <tom@codesourcery.com>
35763
35764	PR tree-optimization/69109
35765	* tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
35766	latch with phi.
35767
357682016-01-11  Tom de Vries  <tom@codesourcery.com>
35769
35770	PR tree-optimization/69108
35771	* tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
35772	res is not used in a phi.
35773
357742016-01-11  Yury Gribov  <y.gribov@samsung.com>
35775
35776	PR 67425
35777	* common.opt (frandom-seed): Fix parameter name.
35778	* doc/invoke.texi (frandom-seed): Ditto and describe parameter.
35779
357802016-01-11  Tom de Vries  <tom@codesourcery.com>
35781
35782	PR tree-optimization/69058
35783	* tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
35784	not supported.
35785
357862016-01-11  Andrew Burgess  <andrew.burgess@embecosm.com>
35787
35788	* config/arc/arc.opt (mdiv-rem): Add period to the end.
35789	(mcode-density): Likewise.
35790
357912016-01-10  Tom de Vries  <tom@codesourcery.com>
35792
35793	PR tree-optimization/69062
35794	* tree-parloops.c (loop_has_phi_with_address_arg): New function.
35795	(parallelize_loops): Don't paralelize loop that has phi with address
35796	arg.
35797
357982016-01-10  Tom de Vries  <tom@codesourcery.com>
35799
35800	PR tree-optimization/69039
35801	* tree-parloops.c (try_create_reduction_list): Only allow single exit
35802	phi for reduction.
35803
358042016-01-09  John David Anglin  <danglin@gcc.gnu.org>
35805
35806	PR middle-end/68743
35807	* match.pd: Require target has function_c99_misc before doing
35808	truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
35809
358102016-01-09  Gerald Pfeifer  <gerald@pfeifer.com>
35811
35812	* configure.ac (isl_options_set_schedule_serialize_sccs): Also
35813	use GMPINC.
35814	* configure: Regenerate.
35815
358162016-01-09  Jakub Jelinek  <jakub@redhat.com>
35817
35818	PR middle-end/50865
35819	PR tree-optimization/69097
35820	* fold-const.h (expr_not_equal_to): New prototype.
35821	* fold-const.c: Include stringpool.h and tree-ssanames.h.
35822	(expr_not_equal_to): New function.
35823	* match.pd (X % -Y is the same as X % Y): Don't optimize
35824	unless X is known not to be equal to minimum or Y is known
35825	not to be equal to -1.
35826	* tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
35827	fold TRUNC_MOD_EXPR if the second argument is not a power of two.
35828	(simplify_stmt_using_ranges): Adjust caller.
35829	(vrp_finalize): Call set_value_range on SSA_NAMEs before calling
35830	substitute_and_fold.
35831
358322016-01-09  Jan Hubicka  <hubicka@ucw.cz>
35833
35834	* ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
35835	w/o DECL_NAME.
35836
358372016-01-08  Jakub Jelinek  <jakub@redhat.com>
35838
35839	PR tree-optimization/69167
35840	* gimple-fold.c (replace_stmt_with_simplification): Also punt if
35841	new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
35842	ops[0] comparison.
35843	* gimple-match-head.c (maybe_push_res_to_seq): Likewise.
35844
358452016-01-08  Alan Lawrence  <alan.lawrence@arm.com>
35846	    Richard Biener  <rguenther@suse.de>
35847
35848	PR tree-optimization/68707
35849	* tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
35850	instances that can be handled via vect_load_lanes.
35851
358522016-01-08  Uros Bizjak  <ubizjak@gmail.com>
35853
35854	* symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
35855	if we can't determine address equivalence.
35856	* alias.c (compare_base_decl): Update for changed return value of
35857	symtab_node::equal_address_to.
35858
358592016-01-08  Jason Merrill  <jason@redhat.com>
35860
35861	PR c++/68983
35862	PR c++/67557
35863	* function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
35864	* expr.c (store_field): Not here.
35865	* tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
35866	call with TREE_ADDRESSABLE type.
35867	* tree-cfg.c (verify_gimple_call): Adjust.
35868
358692016-01-08  Olivier Hainque  <hainque@adacore.com>
35870
35871	* config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
35872	libc_internal.
35873
358742016-01-08  Alan Lawrence  <alan.lawrence@arm.com>
35875
35876	* gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
35877	(reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
35878	(reduc_smin_v2sf): Rename to...
35879	(reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
35880	(reduc_splus_v2sf): Rename to...
35881	(reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
35882
358832016-01-08  Jakub Jelinek  <jakub@redhat.com>
35884
35885	PR tree-optimization/69162
35886	* gimplify.c (gimplify_va_arg_expr): Encode original type of
35887	valist argument in another argument.
35888	(gimplify_modify_expr): Adjust for the above change.  Cleanup.
35889	* tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
35890	to determine the va_list type, build a MEM_REF instead of
35891	build_fold_indirect_ref.
35892
35893	PR tree-optimization/69172
35894	* gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
35895	gimple_build.
35896
358972016-01-08  Thomas Preud'homme  <thomas.preudhomme@arm.com>
35898
35899	PR tree-optimization/67781
35900	* tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
35901	and cmpnop in two steps: first the ones not accessed in original
35902	gimple expression in a endian independent way and then the ones not
35903	accessed in the final result in an endian-specific way.
35904
359052016-01-08  Jakub Jelinek  <jakub@redhat.com>
35906
35907	PR tree-optimization/69083
35908	* tree-vect-slp.c (vect_get_constant_vectors): For
35909	VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
35910	element type.  If op is fold_convertible_p to vector_type's element
35911	type, use NOP_EXPR instead of VCE.
35912
359132016-01-08  Segher Boessenkool  <segher@kernel.crashing.org>
35914
35915	PR rtl-optimization/67778
35916	PR rtl-optimization/68634
35917	PR rtl-optimization/68909
35918	* shrink-wrap.c (try_shrink_wrapping): Add comment.  Don't pop
35919	block from the stack until done with it.  Remove a superfluous
35920	bitmap set.  Remove a superfluous bitmap test.
35921
359222016-01-07  Martin Sebor  <msebor@redhat.com>
35923
35924	PR c/68966
35925	* doc/extend.texi (__atomic Builtins, __sync Builtins): Document
35926	constraint on the type of arguments.
35927
359282016-01-07  Andreas Tobler  <andreast@gcc.gnu.org>
35929
35930	* config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
35931	SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
35932	unaligned_access on the gcc_options set.
35933	* config/arm/arm.c (arm_option_override_internal): Use
35934	SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
35935
359362016-01-07  Uros Bizjak  <ubizjak@gmail.com>
35937
35938	PR target/69140
35939	* config/i386/i386.c (ix86_frame_pointer_required): Enable
35940	frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
35941
359422016-01-07  Uros Bizjak  <ubizjak@gmail.com>
35943
35944	Revert
35945	2016-01-06  Uros Bizjak  <ubizjak@gmail.com>
35946
35947	PR target/69140
35948	* config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35949	depending on frame_pointer_needed before remaining integer and SSE
35950	registers are saved.
35951
359522016-01-07  Sandra Loosemore  <sandra@codesourcery.com>
35953
35954	PR 1078
35955	* doc/extend.texi (Nvidia PDX Function Attributes): New section.
35956
359572016-01-07  H.J. Lu  <hongjiu.lu@intel.com>
35958
35959	PR target/69171
35960	* config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
35961	Use the "xBm" constraint.
35962	(float<sseintvecmodelower><mode>2<mask_name><round_name):
35963	Likewise.
35964	(sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
35965	(sse_cvtsi2ssq<round_name>): Likewise.
35966	(sse_cvtss2si<round_name>): Likewise.
35967	(sse_cvtss2siq<round_name>): Likewise.
35968	(sse2_cvtsi2sdq<round_name>): Likewise.
35969	(sse2_cvtsd2si<round_name>): Likewise.
35970	(sse2_cvtsd2siq<round_name>): Likewise.
35971	* config/i386/subst.md (round_nimm_scalar_predicate): New
35972	predicate.
35973
359742015-12-15  Bernd Schmidt  <bschmidt@redhat.com>
35975
35976	PR middle-end/67639
35977	* varasm.c (make_decl_rtl): Mark invalid register vars as
35978	DECL_EXTERNAL.
35979
35980	PR rtl-optimization/66206
35981	* bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
35982	All callers changed.
35983
359842016-01-07  Jakub Jelinek  <jakub@redhat.com>
35985
35986	PR tree-optimization/69141
35987	* tree-ssa-pre.c: Include langhooks.h.
35988	(eliminate_dom_walker::before_dom_children): Use
35989	lang_hooks.decl_printable_name instead of
35990	cgraph_node::get ()->name ().
35991
35992	PR middle-end/68960
35993	* gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
35994	it and DECL_ALIGN too.
35995
359962016-01-06  Robert Suchanek  <robert.suchanek@imgtec.com>
35997
35998	* config/mips/mips-ftypes.def: Sort to lexicographical order.
35999
360002016-01-06  Uros Bizjak  <ubizjak@gmail.com>
36001
36002	PR target/69140
36003	* config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
36004	depending on frame_pointer_needed before remaining integer and SSE
36005	registers are saved.
36006
360072015-01-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
36008
36009	* config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
36010	mode iterator with VSX_M2.
36011	(*p9_vecstore_<mode>): Likewise.
36012	(*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
36013	(*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
36014	(*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
36015	(define_split for VSX_LE128 stores): Likewise.
36016	(define_peephole2 for TImode LE swaps): Likewise.
36017	(define_split for VSX_LE128 post-reload stores): Likewise.
36018
360192016-01-06  Marek Polacek  <polacek@redhat.com>
36020
36021	PR sanitizer/69099
36022	* convert.c (convert_to_integer_1): Adjust call to
36023	ubsan_instrument_float_cast.  Use NULL_TREE instead of NULL.
36024	* ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter.  Use
36025	EXPR instead of ARG.
36026	* ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
36027
360282016-01-05  Sandra Loosemore  <sandra@codesourcery.com>
36029
36030	PR 1078
36031	* doc/extend.texi (RL78 Variable Attributes): New section.
36032
360332016-01-05  Marek Polacek  <polacek@redhat.com>
36034
36035	PR c/69104
36036	* builtins.c (get_memmodel): Use expansion point location rather than
36037	the input location.  Call warning_at rather than warning.
36038	(expand_builtin_atomic_compare_exchange): Likewise.
36039	(expand_builtin_atomic_load): Likewise.
36040	(expand_builtin_atomic_store): Likewise.
36041	(expand_builtin_atomic_clear): Likewise.
36042
360432016-01-05  H.J. Lu  <hongjiu.lu@intel.com>
36044
36045	PR target/68991
36046	* config/i386/i386.c (ix86_expand_vector_logical_operator):
36047	Replace nonimmediate_operand with vector_operand.
36048	* config/i386/predicates.md (vector_operand): New predicate.
36049	(general_vector_operand): Replace nonimmediate_operand with
36050	vector_operand.
36051	* config/i386/sse.md: Replace nonimmediate_operand with
36052	vector_operand and m constraint with Bm constraint on SSE
36053	patterns with 16-byte memory operand.
36054	* config/i386/subst.md (round_nimm_predicate): Replace
36055	nonimmediate_operand with vector_operand.
36056	(round_saeonly_nimm_predicate): Likewise.
36057	(round_saeonly_nimm_scalar_predicate): New.
36058
360592016-01-05  H.J. Lu  <hongjiu.lu@intel.com>
36060
36061	PR target/68991
36062	* config/i386/constraints.md (Bm): New constraint.
36063	* config/i386/predicates.md (vector_memory_operand): New
36064	predicate.
36065	* config/i386/sse.md: Replace xm with xBm in plusminus and
36066	any_logic patterns.
36067
360682016-01-05  Sandra Loosemore  <sandra@codesourcery.com>
36069
36070	PR 1078
36071	* doc/extend.texi (V850 Function Attributes): New section.
36072	(V850 Variable Attributes): New section.
36073
360742016-01-05  Sandra Loosemore  <sandra@codesourcery.com>
36075
36076	PR 1078
36077	* doc/extend.texi (MicroBlaze Function Attributes): Document
36078	interrupt_handler and fast_interrupt attributes.
36079
360802016-01-05  Sergei Trofimovich  <siarheit@google.com>
36081
36082	PR other/60465
36083	* config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
36084	for local symbolic operands.
36085	* config/ia64/predicates.md (local_symbolic_operand64): New
36086	predicate.
36087
360882016-01-05  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
36089
36090	PR rtl-optimization/68651
36091	* combine.c (combine_simplify_rtx): Canonicalize x + x into
36092	x << 1.
36093
360942016-01-05  Nathan Sidwell  <nathan@acm.org>
36095
36096	* alias.c (compare_base_decls): Use symtab_node::get.
36097
360982016-01-05  Nick Clifton  <nickc@redhat.com>
36099
36100	PR target/68770
36101	* ira-costs.c (copy_cost): Initialise the t_icode field of the
36102	secondary_reload_info structure.
36103
36104	PR target/66655
36105	* config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
36106	decls if weak support is available.
36107
361082016-01-04  Martin Sebor  <msebor@redhat.com>
36109
36110	* doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
36111
361122016-01-04  Michael Meissner  <meissner@linux.vnet.ibm.com>
36113
36114	* config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
36115	OPTION_MASK_P9_DFORM.
36116
36117	* config/rs6000/constraints.md (wo constraint): New constraint for
36118	ISA 3.0 (power9).
36119
36120	* config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
36121	for wo constraint.
36122	(rs6000_init_hard_regno_mode_ok): Likewise.
36123
36124	* config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
36125	wo constraint.
36126
36127	* config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
36128	expanders not to have constraints.  Add support for ISA 3.0 xxperm
36129	instruction.  Add support for fusing xxlor with xxperm.
36130	(altivec_vperm_<mode>_internal): Likewise.
36131	(altivec_vperm_v8hiv16qi): Likewise.
36132	(altivec_vperm_<mode>v16q): Likewise.
36133	(altivec_vperm_<mode>_uns): Likewise.
36134	(vperm_v8hiv4si): Likewise.
36135	(vperm_v16qiv8hi): Likewise.
36136
36137	* doc/md.texi (RS/6000 constraints): Document wo constraint.
36138
361392016-01-04  Jakub Jelinek  <jakub@redhat.com>
36140
36141	Update copyright years.
36142
36143	* gcc.c (process_command): Update copyright notice dates.
36144	* gcov-dump.c (print_version): Ditto.
36145	* gcov.c (print_version): Ditto.
36146	* gcov-tool.c (print_version): Ditto.
36147	* gengtype.c (create_file): Ditto.
36148	* doc/cpp.texi: Bump @copying's copyright year.
36149	* doc/cppinternals.texi: Ditto.
36150	* doc/gcc.texi: Ditto.
36151	* doc/gccint.texi: Ditto.
36152	* doc/gcov.texi: Ditto.
36153	* doc/install.texi: Ditto.
36154	* doc/invoke.texi: Ditto.
36155
361562016-01-04  Eric Botcazou  <ebotcazou@adacore.com>
36157
36158	* config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
36159	modes larger than TImode as TImode if NEON is not enabled.
36160
361612016-01-04  Eric Botcazou  <ebotcazou@adacore.com>
36162
36163	PR target/69100
36164	* config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
36165	mode for %f0-%f31 only if TARGET_FPU.
36166
361672016-01-04  Eric Botcazou  <ebotcazou@adacore.com>
36168
36169	PR target/69072
36170	* config/sparc/sparc.c (scan_record_type): Take into account subfields
36171	to compute the PACKED_P predicate.
36172	(function_arg_record_value): Minor tweaks.
36173
361742016-01-04  Thomas Preud'homme  <thomas.preudhomme@arm.com>
36175
36176	* doc/install.texi (--with-multilib-list): Describe the meaning of the
36177	option for arm*-*-* targets.
36178
361792016-01-03  Sandra Loosemore  <sandra@codesourcery.com>
36180
36181	* doc/extend.texi (Common Function Attributes): Move docs for
36182	MSP430-specific attributes to....
36183	(MSP430 Function Attributes): ...here.  Delete the redundant
36184	entries and copy-edit the remaining text.
36185	(MSP430 Variable Attributes): Use uniform format for index
36186	entries and add a cross-reference to the corresponding function
36187	attribute docs.
36188
361892016-01-03  Vladimír Čunát  <vcunat@gmail.com>
36190
36191	* doc/invoke.texi (RS/6000 and PowerPC Options): Fix
36192	-finite-math typo.
36193	(x86 Options): Likewise.
36194
361952016-01-01  Sandra Loosemore  <sandra@codesourcery.com>
36196
36197	PR 1078
36198
36199	* extend.texi (Common Function Attributes) <no_stack_limit>: New.
36200	* invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
36201	to corresponding attribute.
36202
362032016-01-01  Sandra Loosemore  <sandra@codesourcery.com>
36204
36205	* doc/extend.texi (Common Function Attributes) <noplt>: Move
36206	to correct alphabetization of table.  Copy-edit and correct
36207	markup.
36208	<stack_protect>: Likewise.
36209	<target_clones>: Likewise.
36210	<simd>: Likewise.
36211	* doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
36212	Correct punctuation.
36213	(Code Gen Options) <-fno-plt>: Copy-edit.
36214
362152016-01-01  Bernd Edlinger  <bernd.edlinger@hotmail.de>
36216
36217	PR target/68917
36218	* config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
36219	SI values.  Explicitly convert SI to DI and vice-versa.
36220
362212016-01-01  Jakub Jelinek  <jakub@redhat.com>
36222
36223	PR tree-optimization/69070
36224	* tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
36225	REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
36226
36227	PR sanitizer/69055
36228	* ubsan.c (ubsan_instrument_float_cast): Call
36229	initialize_sanitizer_builtins.
36230
36231	PR target/69015
36232	* ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
36233
36234Copyright (C) 2016 Free Software Foundation, Inc.
36235
36236Copying and distribution of this file, with or without modification,
36237are permitted in any medium without royalty provided the copyright
36238notice and this notice are preserved.
36239