12009-12-31  Jakub Jelinek  <jakub@redhat.com>
2
3	* tree-dump.c (dump_options): Don't set TDF_NOUID for all.
4
52009-12-31  Dave Korn  <dave.korn.cygwin@gmail.com>
6	    Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7
8	PR target/41605
9	* config/darwin.h (LINK_COMMAND_SPEC): Resolve fopenmp specifically
10	for target.
11	(LINK_SPEC): Replace dynamic libraries by static equivalents where
12	necessary.
13	* config/darwin9.h (LINK_COMMAND_SPEC): Resolve fopenmp specifically
14	for target.
15
162009-12-30  Dave Korn  <dave.korn.cygwin@gmail.com>
17
18	PR lto/42531
19	* lto-streamer-out.c (produce_asm): Skip any leading asterisk when
20	using DECL_ASSEMBLER_NAME to generate a section name.
21	(copy_function): Likewise.
22
232009-12-30  Andreas Schwab  <schwab@linux-m68k.org>
24
25	PR target/42516
26	* config/m68k/m68k.md (rotlsi_16): New insn.
27
282009-12-30  Joseph Myers  <joseph@codesourcery.com>
29
30	PR c/42439
31	* c-decl.c (check_bitfield_type_and_width): Only pedwarn if
32	pedantic for bit-field width not an integer constant expression
33	but folding to one.
34
352009-12-30  Ira Rosen  <irar@il.ibm.com>
36
37	PR tree-optimization/41956
38	* tree-vect-slp.c (vect_supported_load_permutation_p): Add check that
39	the load indices differ.
40
412009-12-30  Uros Bizjak  <ubizjak@gmail.com>
42
43	PR target/42549
44	* config/i386/mmx.md (*mmx_subv2sf3): Fix insn operand number for
45	alternative 1.
46
472009-12-30  Robert Millan  <rmh.gcc@aybabtu.com>
48
49	PR other/42537
50	* errors.c: Fix typo in comment.
51	* graphite-sese-to-poly.c: Likewise.
52	* profile.c (is_inconsistent): Fix typo in string.
53
542009-12-29  Ian Lance Taylor  <iant@google.com>
55
56	PR middle-end/42099
57	* expmed.c (expand_divmod): Don't shift HOST_WIDE_INT value more
58	than HOST_BITS_PER_WIDE_INT.
59
602009-12-29  H.J. Lu  <hongjiu.lu@intel.com>
61
62	* config/i386/i386.c (ix86_expand_int_vcond): Reformat.
63
642009-12-29  Dave Korn  <dave.korn.cygwin@gmail.com>
65	    Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
66
67	PR objective-c++/41595
68	* config/darwin.c (darwin_label_is_anonymous_local_objc_name):
69	New function to recognize objective c/c++ internal symbols,
70	including mangled ones.
71	* config/darwin.h (ASM_OUTPUT_LABELREF): Use
72	darwin_label_is_anonymous_local_objc_name to detect both
73	mangled and clear ObjC internal symbols.
74
752009-12-28  H.J. Lu  <hongjiu.lu@intel.com>
76
77	PR middle-end/41344
78	* omp-low.c (diagnose_sb_2): Handle GIMPLE_COND.
79
802009-12-24  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>
81
82	PR target/42457
83	* config/avr/avr.c (avr_extra_arch_macro): Remove static.
84	(avr_cpu_cpp_builtins): Remove.
85	* config/avr/avr.h (avr_extra_arch_macro): Add prototype.
86	* config/avr/avr-c.c: New File.
87	(avr_cpu_cpp_builtins) : Add.
88	* config/avr/t-avr: Add make information for avr-c.
89	* config.gcc (avr-*-*): Include avr-c.o as c and cpp object.
90
912009-12-24  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>
92
93	PR target/35013, 27192
94	* config/avr/avr.c (print_operand_address): Print correct program
95	memory address.
96	Add warning for large device offset addresses.
97	(avr_assemble_integer): Ditto.
98	(print_operand): Add warnings for incorrect addressing.
99	(out_movqi_r_mr): Tag assembler with new address codes.
100	(out_movhi_r_mr): Ditto.
101	(out_movsi_r_mr): Ditto.
102	(out_movqi_mr_r): Ditto.
103	(out_movhi_mr_r): Ditto.
104	(out_movsi_mr_r): Ditto.
105	* config/avr/predicates.md (text_segment_operand): New predicate.
106	* config/avr/avr.md (jump): Tag assembler with new address codes.
107	(call_insn): Ditto.
108	(call_value_insn): Ditto.
109	(*tablejump_lib): Ditto.
110	(*cbi): Ditto.
111	(*sbi): Ditto.
112	(indirect_jump): New define_expand.
113	(jcindirect_jump): New pattern for constant expression jump.
114	(njcindirect_jump): Renamed old indirect_jump.
115
1162009-12-24  Steven Bosscher  <steven@gcc.gnu.org>
117
118	* store-motion.c (build_store_vectors): Clear regs_set_in_block at
119	the start of a loop over basic blocks.
120
1212009-12-24  Julian Brown  <julian@codesourcery.com>
122	    Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
123
124	PR target/40887
125	* config/arm/arm.c (output_call_mem): Remove armv5 support.
126	* config/arm/arm.md (*call_mem): Disable for armv5. Add note.
127	(*call_value_mem): Likewise.
128
1292009-12-23  Jakub Jelinek  <jakub@redhat.com>
130
131	PR rtl-optimization/42475
132	* combine.c (make_compound_operation) <case SUBREG>: Use mode of
133	SUBREG_REG (x) instead of tem's mode.
134
1352009-12-23  Jakub Jelinek  <jakub@redhat.com>
136	    Cary Coutant  <ccoutant@google.com>
137
138	PR debug/42454
139	* dwarf2out.c (add_ranges_by_labels): Conditionally Add DW_AT_ranges
140	attribute.
141	(dwarf2out_finish): Change calls to add_ranges_by_labels.
142
1432009-12-23  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
144
145	PR target/42093
146	* config/arm/arm.h (CASE_VECTOR_PC_RELATIVE): Fix macro usage
147	to TARGET_THUMB1.
148	(CASE_VECTOR_SHORTEN_MODE): Allow signed offsets
149	only for TARGET_THUMB1.
150
1512009-12-23  Ramana Radhakrishnan  <ramrad01@arm.com>
152
153	PR target/40670
154	* config/arm/arm.md: Split for Thumb1 as well.
155
1562009-12-22  Cary Coutant  <ccoutant@google.com>
157
158	PR debug/42454
159	* dwarf2out.c (dwarf2out_finish): Don't output range for .text
160	section unless .text section was used.  Likewise for cold.
161
1622009-12-22  Brian Hackett  <bhackett1024@gmail.com>
163
164	* doc/plugins.texi: Rename pre-genericize event.
165
1662009-12-22  Paolo Carlini  <paolo.carlini@oracle.com>
167
168	PR driver/42463
169	* params.def ([PARAM_PREDICTABLE_BRANCH_OUTCOME]): Fix typo in
170	help string.
171
172	* doc/invoke.texi: Fix typo.
173
1742009-12-22  Paul Brook <paul@codesourcery.com>
175
176	* doc/tm.texi (ARG_POINTER_CFA_OFFSET): Document new default.
177	* defaults.h (ARG_POINTER_CFA_OFFSET): Add pretend_args_size.
178	* config/spu/spu.h (ARG_POINTER_CFA_OFFSET): Add pretend_args_size.
179
1802009-12-21  Brian Hackett  <bhackett1024@gmail.com>
181
182	* plugin.def: Rename pre-genericize event.
183	* plugin.c (register_callback, invoke_plugin_callbacks): Same.
184	* c-decl.c (finish_function): Invoke callbacks on above event.
185
1862009-12-21  Jakub Jelinek  <jakub@redhat.com>
187
188	PR rtl-optimization/42429
189	* reload.c (find_reloads_subreg_address): When adjusting mode of
190	MEM, update also MEM_SIZE if it is set.
191
1922009-12-21  H.J. Lu  <hongjiu.lu@intel.com>
193
194	PR bootstrap/42345
195	* acinclude.m4 (gcc_GAS_FLAGS): New.
196	(gcc_GAS_CHECK_FEATURE): Use gcc_GAS_FLAGS.
197	* configure: Regenerated.
198
1992009-12-20  Michael Matz  <matz@suse.de>
200
201	PR tree-optimization/42027
202	* cfgexpand.c (expand_gimple_cond): Use jumpy sequence for &, &&, |
203	and || if jumps are cheap.
204
2052009-12-19  Richard Guenther  <rguenther@suse.de>
206
207	PR lto/42401
208	* lto-streamer-out.c (tree_is_indexable): Local statics are indexable.
209	(lto_output_tree_ref): Adjust assert.
210
2112009-12-19  Richard Guenther  <rguenther@suse.de>
212
213	PR tree-optimization/42108
214	* tree-ssa-sccvn.c (last_vuse_ptr): New variable.
215	(vn_reference_lookup_2): Update last seen VUSE.
216	(vn_reference_lookup_3): Avoid updating last seen VUSE after
217	translating.
218	(visit_reference_op_load): Use last seen VUSE from the first
219	lookup when entering into the table.
220
2212009-12-19  Joern Rennecke  <amylaar@spamcop.net>
222
223	* Makefile.in (PLUGIN_HEADERS): Add more headers.
224
225	* tree-pass.h (GCC_PASS_LISTS): Define.
226	(PASS_LIST_NO_all_lowering_passes): New enumeration value.
227	(PASS_LIST_NO_all_small_ipa_passes): Likewise.
228	(PASS_LIST_NO_all_regular_ipa_passes): Likewise.
229	(PASS_LIST_NO_all_lto_gen_passes): Likewise.
230	(PASS_LIST_NO_all_passes): Likewise.
231	(PASS_LIST_NUM): Likewise.
232	(gcc_pass_lists): Declare.
233	* passes.c (gcc_pass_lists): Define.
234
2352009-12-18  Richard Guenther  <rguenther@suse.de>
236
237	* tree-ssa-sccvn.c (copy_nary): New function.
238	(copy_phis): Likewise.
239	(copy_references): Likewise.
240	(process_scc): Avoid last iteration by copying the
241	optimistic table to the valid table.
242
2432009-12-17  Jakub Jelinek  <jakub@redhat.com>
244
245	* dwarf2out.c (loc_descriptor): For SYMBOL_REFs and LABEL_REFs
246	use DW_OP_addr+DW_OP_stack_value instead of DW_OP_implicit_value.
247	(add_const_value_attribute): For CONST_STRING, SYMBOL_REFs and
248	LABEL_REFs use DW_OP_addr+DW_OP_stack_value DW_AT_location instead of
249	DW_AT_const_value.
250
2512009-12-17  Alexandre Oliva  <aoliva@redhat.com>
252
253	PR debug/41679
254	* var-tracking.c (count_uses): Count MO_VAL_USE of original
255	MO_VAL_SET value for COND_EXEC.
256	(add_stores): Handle conditional stores.
257
258	PR debug/41679
259	* var-tracking.c (use_type): Remove indirection from loc.
260	(count_uses): Dereference incoming loc early.
261	(add_uses): Dereference incoming loc early.
262
263	PR debug/41679
264	* var-tracking.c (add_stores): Avoid value mode mismatch for
265	promoted declarations.
266
2672009-12-17  Jakub Jelinek  <jakub@redhat.com>
268
269	PR c++/42386
270	* ipa.c (function_and_variable_visibility): Clear same_comdat_group
271	links of DECL_EXTERNAL nodes.
272
2732009-12-17  Sandra Loosemore  <sandra@codesourcery.com>
274
275	* doc/rtl.texi (Vector Operations): Clarify vec_select result mode.
276
2772009-12-17  Julian Brown  <julian@codesourcery.com>
278
279	* config/arm/bpabi-v6m.S (test_div_by_zero): New macro.
280	(aeabi_ldivmod, aeabi_uldivmod): Use above macro.
281	* config/arm/bpabi.S (test_div_by_zero): New macro.
282	(aeabi_ldivmod, aeabi_uldivmod): Use above macro.
283	* config/arm/lib1funcs.asm (ARM_LDIV0): Tail-call int div-by-zero
284	handler for EABI. Add signed/unsigned argument, pass correct value
285	to that handler.
286	(THUMB_LDIV0): Same, for Thumb.
287	(DIV_FUNC_END): Add signed argument.
288	(WEAK): New macro (for EABI).
289	(__udivsi3, __umodsi3): Add unsigned argument to DIV_FUNC_END. For
290	__udivsi3, add entry point which skips division-by-zero test.
291	(__divsi3, __modsi3): Add signed argument to DIV_FUNC_END.
292	(__aeabi_uidivmod, __aeabi_idivmod): Check for division by zero.
293	Call __udivsi3 or __divsi3 via entry points which skip
294	division-by-zero tests.
295	(__div0): Rename to __aeabi_idiv0, __aeabi_ldiv0 for EABI, and
296	declare those names weak.
297
2982009-12-17  Richard Guenther  <rguenther@suse.de>
299
300	PR middle-end/42397
301	* builtins.c (get_object_alignment): Properly deal with
302	a CONST_DECL base.
303	* expr.c (emit_block_move_hints): Assert the alignment makes sense.
304
3052009-12-17  Uros Bizjak  <ubizjak@gmail.com>
306
307	PR target/32280
308	* config/i386/i386-modes.def (V1TI): New vector mode.
309	* config/i386/i386.h (VALID_SSE_REG_MODE): Add V1TImode.
310	(SSE_REG_MODE_P): Ditto.
311	* config/i386/sse.md (SSEMODE16): New mode iterator.
312	(AVXMODE16): Ditto.
313	(avxvecmode): Handle V1TI mode.
314	(*avx_mov<mode>_internal): Use AVXMODE16 instead of AVXMODE.
315	(mov<mode>): Use SSEMODE16 instead of SSEMODE.
316	(*mov<mode>_internal): Ditto.
317	(push<mode>1): Ditto.
318	(movmisalign<mode>): Ditto.
319	(sse2_ashlv1ti): Rename from sse2_ashlti.
320	(sse2_lshrv1ti): Rename from sse2_lshrti.
321	(*avx_ashlv1ti): Rename from *avx_ashlti and move from i386.md.
322	(*avx_lshrv1ti): Rename from *avx_lshrti and move from i386.md.
323	(vec_shl_<mode>): Convert operands to V1TImode and use V1TI shift.
324	(vec_shr_<mode>): Ditto.
325	(*sse2_mulv4si3): Update for renamed sse2_ashlv1ti3.
326	(udot_prodv4si): Ditto.
327	* config/i386/i386.c (classify_argument): Handle V1TImode.
328	(function_arg_advance_32): Ditto.
329	(function_arg_32): Ditto.
330	(ix86_expand_sse4_unpack): Convert operands to V1TImode and update
331	for renamed gen_sse2_lshrv1ti3.
332	(ix86_expand_args_builtin) <V2DI_FTYPE_V2DI_INT_CONVERT>: Set rmode
333	to V1TImode.
334	(struct builtin_description) <__builtin_ia32_pslldqi128>: Update
335	for renamed sse2_ashlv1ti3.
336	<__builtin_ia32_psrldqi128>: Update for renamed sse2_lshrv1ti3.
337
338	Revert:
339	2007-06-11  Uros Bizjak  <ubizjak@gmail.com>
340
341	PR target/32280
342	* config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
343	* config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
344
3452009-12-17  Richard Earnshaw  <rearnsha@arm.com>
346
347	PR target/42372
348	* arm.md (pic_add_dot_plus_eight): Change output constraint from
349	update to write.
350
3512009-12-17  Shujing Zhao  <pearly.zhao@oracle.com>
352
353	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
354	Update build_indirect_ref calls.
355
3562009-12-17  Uros Bizjak  <ubizjak@gmail.com>
357
358	* config/i386/sync.md (IMODE): Remove mode iterator.
359	(modesuffix): Remove mode attribute.
360	(modeconstraint): Ditto.
361	(immconstraint): Ditto.
362	(*sync_compare_and_swap<mode>): Use SWI mode iterator instead of
363	IMODE mode iterator, imodesuffix mode attribute instead of modesuffix,
364	<r> mode attribute instead of modeconstraint and <i> mode attribute
365	instead of immconstraint.
366	(sync_double_compare_and_swap<mode>): Ditto.
367	(sync_old_add<mode>): Ditto.
368	(sync_lock_test_and_set<mode>): Ditto.
369	(sync_add<mode>): Ditto.
370	(sync_sub<mode>): Ditto.
371	(sync_and<mode>): Ditto.
372	(sync_ior<mode>): Ditto.
373	(sync_xor<mode>): Ditto.
374	(sync_<code><mode>): Macroize insn pattern from
375	sync_{and,ior,xor}<mode> using any_logic code iterator.
376
3772009-12-17  Shujing Zhao  <pearly.zhao@oracle.com>
378
379	PR c/40885
380	* c-common.h (ref_operator): New type.
381	(build_indirect_ref): Adjust prototype with new argument.
382	* c-typeck.c (build_indirect_ref): Accept ref_operator as argument and
383	emit the diagnostics for easy translation.
384	(build_array_ref): Update calls to build_indirect_ref.
385	* c-omp.c (c_finish_omp_atomic): Likewise.
386	* c-parser.c (c_parser_unary_expression,
387	c_parser_postfix_expression_after_primary): Likewise.
388
3892009-12-16  Richard Guenther  <rguenther@suse.de>
390
391	PR lto/42392
392	* langhooks.c (lhd_begin_section): Make sure to switch back
393	to the text section, not some random one.
394
3952009-12-16  Jakub Jelinek  <jakub@redhat.com>
396
397	* tree-chrec.c (chrec_convert_1): Only fold (T2)(t +- x) to
398	(T2)t +- (T2)x if only integer types are involved.
399
4002009-12-16  Ben Elliston  <bje@au.ibm.com>
401
402	* tree-data-ref.h (dot_rdg): Remove prototype.
403	* tree-data-ref.c (dog_rdg_1, dot_rdg): Remove.
404
4052009-12-16  Kazu Hirata  <kazu@codesourcery.com>
406
407	* doc/invoke.texi, doc/options.texi, doc/plugins.texi,
408	doc/tm.texi: Fix typos.
409
4102009-12-15  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
411
412	* doc/extend.texi (Function Attributes, Extended Asm):
413	Replace TABs with spaces.
414	* doc/md.texi (Standard Names): Likewise.
415	* doc/plugins.texi (Plugins): Likewise.
416
417	* doc/c-tree.texi (Expression trees): Use @itemx for all but
418	the first item for merged items.
419	* doc/extend.texi (Variable Attributes): Likewise.
420	* doc/install.texi (Configuration): Likewise.
421	* doc/invoke.texi (RS/6000 and PowerPC Options, RX Options):
422	Likewise.
423
4242009-12-15  Richard Guenther  <rguenther@suse.de>
425
426	* tree.c (free_lang_data_in_binfo): Do not free BINFO_OFFSET
427	and BINFO_VPTR_FIELD.
428	(free_lang_data_in_type): Do not free TYPE_STUB_DECL if we
429	generate debug information.
430	(free_lang_data_in_decl): Do not free DECL_SIZE_UNIT,
431	DECL_SIZE, DECL_FIELD_OFFSET and DECL_FCONTEXT.
432	(free_lang_data): Do not disable debuginfo.
433	* lto-streamer-out.c (write_symbol_vec): Deal with
434	non-constant DECL_SIZE.
435	(pack_ts_base_value_fields): Write types with false
436	TREE_ASM_WRITTEN.
437	(lto_output_ts_type_tree_pointers): Stream TYPE_STUB_DECL.
438	* lto-streamer-in.c (lto_input_ts_type_tree_pointers): Stream
439	TYPE_STUB_DECL.
440	* dwarf2out.c (add_pure_or_virtual_attribute): Check for
441	DECL_CONTEXT.
442	(gen_type_die_for_member): Test for TYPE_STUB_DECL.
443	* opts.c (decode_options): Do not disable var-tracking for lto.
444	* doc/invoke.texi (-flto): Document -flto vs. -g experimental
445	status.
446	(-fwhopr): Document experimental status.
447
4482009-12-15  Aldy Hernandez  <aldyh@redhat.com>
449
450	PR graphite/42185
451	* graphite-sese-to-poly.c (is_reduction_operation_p): Assert that
452	we are a GIMPLE_ASSIGN.  Do not calculate rhs code twice.
453	(follow_ssa_with_commutative_ops): Return NULL on non assignment.
454
4552009-12-15  Eric Botcazou  <ebotcazou@adacore.com>
456
457	* config/rs6000/rs6000.md (probe_stack): Use an enclosing SET.
458
4592009-12-15  Richard Guenther  <rguenther@suse.de>
460
461	* gimple.h (compare_field_offset): Declare.
462	* gimple.c (compare_field_offset): Export.
463	* lto-streamer-in.c (input_gimple_stmt): Use compare_field_offset.
464
4652009-12-15  Richard Guenther  <rguenther@suse.de>
466
467	* lto-cgraph.c (lto_output_node): Also stream the alias
468	for regular aliases.
469	(input_node): Likewise.
470
4712009-12-15  Paolo Bonzini  <bonzini@gnu.org>
472	    Shujing Zhao  <pearly.zhao@oracle.com>
473
474	* intl.c (get_spaces): New.
475	* intl.h (get_spaces): New.
476
4772009-12-14  Mark Mitchell  <mark@codesourcery.com>
478
479	* configure.ac (--with-specs): New option.
480	* configure: Regenerated.
481	* gcc.c (driver_self_specs): Include CONFIGURE_SPECS.
482	* Makefile.in (DRIVER_DEFINES): Add -DCONFIGURE_SPECS.
483
4842009-12-14  Jakub Jelinek  <jakub@redhat.com>
485
486	PR bootstrap/42369
487	* config/i386/i386.c (ix86_expand_special_args_builtin): Avoid
488	using switch with CODE_FOR_lwp_lwp* cases.
489
490	* config/i386/i386-builtin-types.def (PVOID_FTYPE_VOID): Use
491	DEF_FUNCTION_TYPE (PVOID) instead of DEF_FUNCTION_TYPE (PVOID, VOID).
492
4932009-12-14  Eric Botcazou  <ebotcazou@adacore.com>
494
495	* cfgexpand.c (expand_debug_expr) <INDIRECT_REF>: Remove overzealous
496	assertion and useless code.
497	<TARGET_MEM_REF>: Likewise.
498
4992009-12-14  Alexandre Oliva  <aoliva@redhat.com>
500
501	PR debug/41473
502	* dwarf2out.c (AT_loc_list_ptr): New.
503	(resolve_addr): Remove unresolved attributes and loc_list entries.
504
505	PR debug/41473
506	* dwarf2out.c (add_var_loc_to_decl): Don't drop initial empty
507	locations.
508	(new_loc_list): Drop gensym arg.  Move generation of ll_symbol...
509	(gen_llsym): ... here.  New function.
510	(add_loc_descr_to_loc_list): Removed.
511	(loc_descriptor): Infer mode from CONST_DOUBLEs and CONST_VECTORs.
512	(single_element_loc_list): Removed.
513	(dw_loc_list): Don't create entries without a location.  Don't
514	special-case the first node of the list, only single nodes.
515	(single_element_loc_list_p): Simplify.
516	(loc_list_from_tree): Don't use DECL_RTL if loc_list is nonempty.
517	(add_location_or_const_value_attribute): Test var loc for NULL.
518	(convert_cfa_to_fb_loc_list): Adjust calls to new new_loc_list,
519	call gen_llsym if needed.
520
5212009-12-14  Jakub Jelinek  <jakub@redhat.com>
522
523	* cgraph.h (cgraph_set_nothrow_flag, cgraph_set_readonly_flag,
524	cgraph_set_pure_flag, cgraph_set_looping_const_or_pure_flag): New
525	prototypes.
526	* cgraph.c (cgraph_set_nothrow_flag, cgraph_set_readonly_flag,
527	cgraph_set_pure_flag, cgraph_set_looping_const_or_pure_flag): New
528	functions.
529	* except.h (set_nothrow_function_flags): Remove prototype.
530	* except.c (set_nothrow_function_flags): Use cgraph_set_nothrow_flag.
531	Make static.
532	* ipa-pure-const.c (propagate): Use cgraph_set_nothrow_flag,
533	cgraph_set_readonly_flag, cgraph_set_pure_flag
534	and cgraph_set_looping_const_or_pure_flag.
535	(local_pure_const): Likewise.
536
5372009-12-14  Jakub Jelinek  <jakub@redhat.com>
538	    Sebastian Pop  <sebastian.pop@amd.com>
539
540	* config/i386/i386-builtin-types.def (PVOID): Declared.
541	(VOID_FTYPE_PVOID): Declared.
542	(PVOID_FTYPE_VOID): Declared.
543	(UCHAR_FTYPE_USHORT_UINT_USHORT): Removed.
544	(VOID_FTYPE_USHORT_UINT_USHORT): Removed.
545	* config/i386/i386.c (IX86_BUILTIN_LLWPCB16, IX86_BUILTIN_LLWPCB32,
546	IX86_BUILTIN_LLWPCB64, IX86_BUILTIN_SLWPCB16, IX86_BUILTIN_SLWPCB32,
547	IX86_BUILTIN_SLWPCB64, IX86_BUILTIN_LWPVAL16, IX86_BUILTIN_LWPINS16):
548	Removed.
549	(IX86_BUILTIN_LLWPCB, IX86_BUILTIN_SLWPCB): New.
550	(bdesc_special_args): Adjust declaration of __builtin_ia32_llwpcb,
551	__builtin_ia32_slwpcb, __builtin_ia32_lwpval32,
552	__builtin_ia32_lwpval64, __builtin_ia32_lwpins32, and
553	__builtin_ia32_lwpins64.
554	(ix86_expand_special_args_builtin): Handle VOID_FTYPE_PVOID.
555	Do not handle VOID_FTYPE_USHORT_UINT_USHORT and
556	UCHAR_FTYPE_USHORT_UINT_USHORT.  Warn when the third operand is
557	not an immediate.  Also handle builtin functions with 3 arguments.
558	(ix86_expand_builtin): Handle IX86_BUILTIN_LLWPCB and
559	IX86_BUILTIN_SLWPCB.
560	* config/i386/i386.md (UNSPEC_LLWP_INTRINSIC, UNSPEC_SLWP_INTRINSIC):
561	Renamed UNSPECV_LLWP_INTRINSIC and UNSPECV_SLWP_INTRINSIC.
562	(memory attribute): Handle lwp.
563	(lwp*): Rewrite all the insn patterns for LWP.
564	* config/i386/lwpintrin.h (__llwpcb16, __llwpcb32, __llwpcb64,
565	__slwpcb16, __slwpcb32, __slwpcb64, __lwpval16, __lwpins16): Removed.
566	(__llwpcb, __slwpcb): New.
567
5682009-12-14  Dmitry Gorbachev  <d.g.gorbachev@gmail.com>
569
570	* dominance.c (set_immediate_dominator): Don't mark as inline.
571
5722009-12-14  Eric Botcazou  <ebotcazou@adacore.com>
573
574	* doc/tm.texi (STACK_CHECK_PROTECT): Document alternate default.
575	* doc/md.texi (check_stack): Clarify.
576	(probe_stack): Likewise.
577	* config/rs6000/rs6000.md (UNSPEC_PROBE_STACK): New constant.
578	(probe_stack): New insn.
579
5802009-12-14  Ben Elliston  <bje@au.ibm.com>
581
582	* lto-streamer-in.c (lto_get_builtin_tree): fclass can only be a
583	BUILT_IN_NORMAL or BUILT_IN_MD.
584
5852009-12-13  Eric Botcazou  <ebotcazou@adacore.com>
586
587	* doc/tm.texi (STACK_CHECK_PROBE_LOAD): Delete.
588	* expr.h (STACK_CHECK_PROBE_LOAD): Likewise.
589	* explow.c (emit_stack_probe): Do not test STACK_CHECK_PROBE_LOAD.
590	* system.h (STACK_CHECK_PROBE_LOAD): Poison.
591
5922009-12-13  Michael Matz  <matz@suse.de>
593
594	PR tree-optimization/42027
595	* dojump.c (do_jump <TRUTH_AND_EXPR, TRUTH_OR_EXPR>): Go to
596	TRUTH_ANDIF_EXPR resp. TRUTH_ORIF_EXPR expander, instead of
597	falling through.
598
5992009-12-13  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>
600
601	PR target/23726
602	* config/avr/predicates.md (pseudo_register_operand): New predicate
603	for pseudos.
604	* config/avr/avr.md (divmodqi4): Replace with define_insn_and_split
605	to allow div/mod optimization.
606	(udivmodqi4): Ditto.
607	(divmodhi4): Ditto.
608	(udivmodhi4): Ditto.
609	(divmodsi4): Ditto.
610	(udivmodsi4): Ditto.
611
6122009-12-13  Richard Guenther  <rguenther@suse.de>
613
614	PR tree-optimization/42357
615	* tree-sra.c (sra_modify_assign): Do not tear apart struct copies.
616
6172009-12-12  Richard Guenther  <rguenther@suse.de>
618
619	* tree.c (need_assembler_name_p): Abstract decls do not need
620	an assembler name.
621	* dwarf2out.c (dwarf2out_abstract_function): Preserve
622	DECL_ABSTRACT properly.
623
6242009-12-11  Richard Guenther  <rguenther@suse.de>
625
626	* lto-streamer-in.c (lto_input_tree_ref): Do not register
627	DEBUG_EXPR_DECLs with the varpool.
628
6292009-12-11  Eric Botcazou  <ebotcazou@adacore.com>
630
631	* config/sparc/linux-unwind.h (MD_FROB_UPDATE_CONTEXT, 64-bit): Define.
632	(sparc64_frob_update_context): New function.
633
6342009-12-11  Richard Guenther  <rguenther@suse.de>
635
636	PR lto/41658
637	PR lto/41657
638	* lto-streamer-out.c (write_global_stream): Do not make decls
639	weak but resort to TREE_ASM_WRITTEN to avoid multiple definitions.
640	Make sure to mark all decls that we have written.
641
6422009-12-11  Sebastian Andrzej Siewior  <bigeasy@linutronix.de>
643
644	PR target/36047
645
646	* config/m68k/linux.h: Remove LABELNO from the mcount statement. It is
647	not used by glibc/uclibc and does not work with large binaries.
648
6492009-12-11  Richard Guenther  <rguenther@suse.de>
650
651	PR lto/41662
652	* lto-streamer-in.c (lto_init_eh): Move eh_initialized_p
653	handling here.
654	(input_eh_regions): Adjust.
655	(lto_input_ts_function_decl_tree_pointers): Initialize EH
656	if a non-NULL DECL_FUNCTION_PERSONALITY was read in.
657
6582009-12-11  Duncan Sands  <baldrick@free.fr>
659
660	* passes.c (make_pass_instance): Allocate and copy the right amount of
661	memory for ipa passes, which are not the same size as other passes.
662
6632009-12-11  Joern Rennecke  <amylaar@spamcop.net>
664
665	* plugin.c (get_named_event_id): Fix hash table rebuild to include
666	dynamically allocated events.
667
6682009-12-11  Richard Guenther  <rguenther@suse.de>
669
670	PR lto/42320
671	* lto-symtab.c (lto_symtab_resolve_can_prevail_p): Properly
672	detect non-prevailing decls.
673
6742009-12-10  Jakub Jelinek  <jakub@redhat.com>
675
676	PR c++/42317
677	* cgraph.h (struct cgraph_node): Add same_comdat_group field.
678	* cgraph.c (cgraph_remove_node): Unchain node from same_comdat_group
679	circular list.
680	(cgraph_node_can_be_local_p): Return false for DECL_COMDAT with
681	node->same_comdat_group.
682	* ipa.c (cgraph_remove_unreachable_nodes): For any reachable node
683	mark all its same_comdat_group nodes as also reachable.
684	(cgraph_externally_visible_p): Return true even if any of
685	same_comdat_group nodes has address taken.
686	* lto-cgraph.c (lto_output_node): Stream out same_comdat_group.
687	(output_cgraph): Ensure other same_comdat_group nodes are also
688	included.
689	(input_node): Stream in same_comdat_group.
690	(input_cgraph_1): Fix up same_comdat_group fields from references
691	to pointers.
692	* cgraphunit.c (cgraph_analyze_functions): Mark all other
693	same_comdat_group nodes as reachable.
694	(cgraph_mark_functions_to_output): For each node->process process
695	also other same_comdat_group nodes.
696	* ipa-inline.c (cgraph_clone_inlined_nodes): Don't reuse nodes
697	with same_comdat_group non-NULL.
698	(cgraph_mark_inline_edge): Likewise.
699
7002009-12-10  Jan Hubicka  <jh@suse.cz>
701
702	PR middle-end/42228
703	PR middle-end/42110
704	* cgraph.c (cgraph_create_edge_including_clones): Add old_stmt
705	parameter; update edge if it already exists.
706	(cgraph_remove_node): Handle correctly cases where we are removing
707	node having clones.
708	* cgraph.h (cgraph_create_edge_including_clones): Declare.
709	(verify_cgraph_node): Add missing error_found = true code.
710	(cgraph_materialize_all_clones): Remove call edges of dead nodes.
711	* ipa.c (cgraph_remove_unreachable_nodes): Correctly look for master
712	clone; fix double linked list removal.
713	* tree-inline.c (copy_bb): Update cgraph_create_edge_including_clones
714	call; fix frequency of newly created edge.
715
7162009-12-10  Bernd Schmidt  <bernd.schmidt@analog.com>
717
718	PR rtl-opt/42216
719	* regrename.c: Error out if MAX_RECOG_OPERANDS is larger than
720	HOST_BITS_PER_WIDE_INT.
721	(verify_reg_in_set): New function, broken out of verify_reg_tracked.
722	(verify_reg_tracked): Use it.
723	(scan_rtx_reg): When seeing a use involving a superset of the
724	registers in an existing chain, enlarge that chain.  Otherwise,
725	allow subsets and set fail_current_block for all other kinds of
726	overlap.
727	(hide_operands): New argument UNTRACKED_OPERANDS; callers changed.
728	Do not modify operands when the bit with the corresponding number
729	is set in that bitmap.
730	(build_def_use): When we see matching operands with different
731	modes, don't set fail_current_block, but keep track of such
732	operands in a bitmap if their registers aren't already tracked
733	in an open chain.  Pass this bitmap to all hide_operands calls.
734
7352009-12-10  Richard Guenther  <rguenther@suse.de>
736
737	PR tree-optimization/42337
738	* tree-ssa-pre.c (seen_during_translate): Remove.
739	(phi_translate_1): Collapse into ...
740	(phi_translate): ... this.  Remove seen parameter and
741	adjust recursive calls.
742
7432009-12-10  Richard Guenther  <rguenther@suse.de>
744	Allan Sandfeld Jensen  <linux@carewolf.com>
745
746	* tree-vectorizer.c (vectorize_loops): Properly guard
747	vectorizer verboseness.
748
7492009-12-10  Ben Elliston  <bje@au.ibm.com>
750
751	* fwprop.c (free_load_extend): Initialise `use'.
752
7532009-12-09  David Edelsohn  <edelsohn@gnu.org>
754
755	* builtins.c (do_mpc_ckconv): Pass the component type to
756	real_from_mpfr().
757
7582009-12-09  Xinliang David Li  <davidxl@google.com>
759
760	PR tree-optimization/42337
761	* tree-ssa-pre.c (phi_translate_1): Push and Pop SEEN set.
762
7632009-12-09  Nathan Froyd  <froydnj@codesourcery.com>
764
765	* config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3,
766	mulv2sf3, divv2sf3): New expanders.
767	* config/rs6000/spe.md (spe_evabs, spe_evand, spe_evaddw, spe_evsubfw,
768	spe_evdivws): Rename to use standard GCC names.
769	* config/rs6000/paired.md (negv2sf, absv2sf2, addv2sf3, subv2sf3,
770	mulv2sf3, divv2sf3): Rename to avoid conflict with the new expanders.
771	* config/rs6000/rs6000.c (bdesc_2arg, bdesc_1arg): Use new CODE_FOR_
772	names for renamed patterns.
773
7742009-12-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
775
776	* config/s390/s390.md ("copysign<mode>3"): Pattern removed.
777
7782009-12-09  Jakub Jelinek  <jakub@redhat.com>
779
780	* configure.ac: Compute ld_ver, ld_vers, ld_date, ld_vers_major,
781	ld_vers_minor and ld_vers_path always, not just when gcc_cv_ld_hidden
782	isn't cached.
783	* configure: Regenerated.
784
7852009-12-08  Richard Henderson  <rth@redhat.com>
786
787	* combine.c (setup_incoming_promotions): Fix sign-extend of
788	zero-extend case; tidy conditions.
789
7902009-12-08  Michael Matz  <matz@suse.de>
791
792	PR middle-end/38474
793	* function.c (free_temp_slots): Only walk the temp slot
794	addresses and combine slots if we actually changes something.
795	(pop_temp_slots): Ditto.
796
7972009-12-08  Olga Golovanevsky  <olga@il.ibm.com>
798
799	PR middle-end/41843
800	* ipa-struct-reorg.c (compare_fields): New function.
801	(find_field_in_struct_1): Use compare_fields function.
802	(is_equal_types): Likewise.
803
8042009-12-07  DJ Delorie  <dj@redhat.com>
805
806	PR c/42312
807	* config/mep/mep.c (mep_expand_prologue): Set
808	really_need_stack_frame after frame_size is set.
809
8102009-12-07  Richard Henderson  <rth@redhat.com>
811
812	PR rtl-opt/42269
813	* combine.c (setup_incoming_promotions): Improve the conditions
814	under which we respect the promotions applied.
815
8162009-12-07  Eric Botcazou  <ebotcazou@adacore.com>
817
818	* config/sparc/linux.h (ASM_SPEC): Pass -K PIC if -findirect-dispatch.
819	* config/sparc/linux64.h (ASM_SPEC): Likewise.
820
8212009-12-07  Richard Henderson  <rth@redhat.com>
822
823	PR debug/42299
824	PR debug/42166
825	* tree-ssa.c (insert_debug_temp_for_var_def): Skip propagation
826	for ssa names already registered for update.
827
8282009-12-07  Jakub Jelinek  <jakub@redhat.com>
829
830	PR debug/42244
831	* ddg.c (add_inter_loop_mem_dep): Use ANTI_DEP if from or to
832	is a DEBUG_INSN.
833
8342009-12-07  Sebastian Pop  <sebastian.pop@amd.com>
835
836	* config/i386/driver-i386.c (host_detect_local_cpu): Add -mlwp to the
837	options when bit_LWP is set.
838
8392009-12-07  Sebastian Pop  <sebastian.pop@amd.com>
840
841	* config/i386/cpuid.h (bit_ABM): New.
842	* config/i386/driver-i386.c (host_detect_local_cpu): Add -mabm to the
843	options when bit_ABM is set.
844
8452009-12-07  Jakub Jelinek  <jakub@redhat.com>
846
847	* config/i386/i386.c (bdesc_special_args): Move __builtin_clzs from
848	this array ...
849	(bdesc_args): ... here.
850	* config.gcc (i[34567]86-*-*): Include abmintrin.h.
851	(x86_64-*-*): Likewise.
852
8532009-12-07  Sebastian Pop  <sebastian.pop@amd.com>
854
855	* config.gcc (i[34567]86-*-*, x86_64-*-*): Add popcntintrin.h.
856	* config/i386/abmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
857	* config/i386/i386-c.c (__POPCNT__): Defined.
858	* config/i386/popcntintrin.h: ...here.  New file.
859	* config/i386/smmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
860	Include popcntintrin.h.
861	* config/i386/x86intrin.h: Include popcntintrin.h when __POPCNT__
862	is defined.
863
8642009-12-07  Sebastian Pop  <sebastian.pop@amd.com>
865
866	* config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory):
867	Removed.
868	* config/i386/i386.c (ix86_expand_fma4_multiple_memory): Removed.
869	* config/i386/sse.md: Remove all XOP splitters.
870	Allow the second and fourth operands of XOP multiply-add insns
871	to be nonimmediate.
872
8732009-12-07  Sebastian Pop  <sebastian.pop@amd.com>
874
875	* config/i386/sse.md: Remove all FMA4 splitters.
876	Allow the second operand of FMA4 insns to be a nonimmediate.
877	Fix comments punctuation.
878
8792009-12-07  Julian Brown  <julian@codesourcery.com>
880
881	* config/arm/constraints.md (Ps, Pt): New constraint letters.
882	* config/arm/thumb2.md (*thumb2_addsi_short): Tighten constraints.
883
8842009-12-07  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
885
886	PR other/40302
887	* configure.ac (HAVE_mpc): Don't define.
888	* config.in, configure: Regenerate.
889
890	PR other/40302
891	* builtins.c: Remove HAVE_mpc* checks throughout.
892	* fold-const.c: Likewise.
893	* real.h: Likewise.
894	* toplev.c: Likewise.
895
8962009-12-07  Edmar Wienskoski  <edmar@freescale.com>
897
898	* config.gcc (cpu_is_64bit): Add new core e500mc64.
899	(powerpc*-*-*): Add new core e500mc64.
900	* config/rs6000/e500mc64.md: New file.
901	* config/rs6000/rs6000.c (processor_costs): Add new costs for
902	e500mc64.
903	(rs6000_override_options): Add e500mc64 case to
904	processor_target_table. Altivec and Spe options not allowed with
905	e500mc64. Disable string instructions for e500mc64. Enable branch
906	targets alignment for both e500mc and e500mc64. Initialize
907	rs6000_cost for e500mc64.
908	(rs6000_emit_sISEL): New function.
909	(rs6000_emit_sCOND): Call rs6000_emit_sISEL for isel targets.
910	(rs6000_emit_int_cmove): Fix mode of 64 bit isel pattern
911	generation.
912	(rs6000_issue_rate): Set issue rate for e500mc64.
913	(rs6000_rtx_costs): Set more accurate cost for mfcr instruction
914	on architectures with isel.
915	* config/rs6000/rs6000-protos.h (rs6000_emit_sISEL): Declare.
916	* config/rs6000/rs6000.h (processor_type): Add
917	PROCESSOR_PPCE500MC64.
918	(ASM_CPU_SPEC): Add e500mc64.
919	* config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc64.
920	Include e500mc64.md.
921	(abssi2_isel): Expand pattern to handle DImode.
922	(nabs<mode>2_isel): New pattern.
923	(absdi2): Change pattern to handle 64 bit isel targets.
924	(absdi2_internal): Exclude ISEL targets.
925	(nabsdi2): Exclude ISEL targets.
926	* doc/invoke.texi: Add e500mc64 to list of cpus.
927
9282009-12-07  Uros Bizjak  <ubizjak@gmail.com>
929
930	* config/i386/i386.md (any_or): New code iterator.
931	(any_logic): Rename from plogic code iterator.
932	(logicprefix): Rename from plogicprefix code attribute.
933	(<code><mode>3): Macroize expander from {ior,xor}<mode>3 using
934	any_or code iterator.
935	(*<code><mode>_1): Macroize insn from *{ior,xor}<mode>_1 using
936	any_or code iterator.
937	(*<code><mode>_2): Ditto from *{ior,xor}<mode>_2.
938	(*<code><mode>_3): Ditto from *{ior,xor}<mode>_3.
939	(ior and xor splitters): Ditto.
940	* config/i386/mmx.md: Updated for rename.
941	* config/i386/sse.md: Ditto.
942
9432009-12-07  Uros Bizjak  <ubizjak@gmail.com>
944
945	* config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
946	Remove quotes around condition logic code.
947
9482009-12-06  Richard Henderson  <rth@redhat.com>
949
950	PR debug/42234
951	* tree-ssa-dom.c (degenerate_phi_result): Check for NULL phi
952	argument earlier.
953
9542009-12-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
955
956	* doc/install.texi: Document MPC is required.
957
9582009-12-06  Uros Bizjak  <ubizjak@gmail.com>
959
960	* config/i386/i386.md (g): Add HImode and QImode.
961	(general_szext_operand): New mode attribute.
962	(*test<mode>_1): Macroize insn from *test{qi,hi,si}_1 using
963	SWI124 mode iterator.
964	(and<mode>3): Macroize expander from and{qi,hi,si,di}3 using
965	SWIM mode iterator.
966	(*and<mode>_2): Macroize insn from *and{qi,hi,si}_2 using
967	SWI124 mode iterator.
968	(ior<mode>3): Macroize expander from ior{qi,hi,si,di}3 using
969	SWIM mode iterator.
970	(*ior<mode>_1): Macroize insn from *ior{hi,si,di}_1 using
971	SWI248 mode iterator.
972	(*ior<mode>_2): Macroize insn from *ior{qi,hi,si,di}_2 using
973	SWI mode iterator.
974	(*ior<mode>_3): Macroize insn from *ior{qi,hi,si,di}_3 using
975	SWI mode iterator.
976	(xor<mode>3): Macroize expander from xor{qi,hi,si,di}3 using
977	SWIM mode iterator.
978	(*xor<mode>_1): Macroize insn from *xor{hi,si,di}_1 using
979	SWI248 mode iterator.
980	(*xor<mode>_2): Macroize insn from *xor{qi,hi,si,di}_2 using
981	SWI mode iterator.
982	(*xor<mode>_3): Macroize insn from *xor{qi,hi,si,di}_3 using
983	SWI mode iterator.
984
9852009-12-05  Sebastian Pop  <sebastian.pop@amd.com>
986
987	* config/i386/i386.c (TARGET_DEFAULT_TARGET_FLAGS): Add
988	MASK_FUSED_MADD.
989	* config/i386/i386.h (CC1_CPU_SPEC_1): Remove
990	"'-mfused-madd' was removed".
991	* config/i386/i386.opt (mfused-madd): New.
992	* config/i386/sse.md: Add TARGET_FUSED_MADD to FMA4 insns.
993	* doc/invoke.texi (-mfused-madd, -mno-fused-madd): Document.
994
9952009-12-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
996
997	* pa64-hpux.h (LIB_SPEC): Handle -rdynamic.
998	* pa-hpux10.h (LIB_SPEC): Likewise.
999	* pa-hpux11.h (LIB_SPEC): Likewise.
1000
1001	PR ada/41912
1002	* pa/linux-unwind.h (pa32_fallback_frame_state): Set fs->signal_frame
1003	for signal frames.
1004	* pa/hpux-unwind.h (pa32_fallback_frame_state): Likewise.
1005
10062009-12-05  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1007
1008	* configure: Regenerate.
1009
10102009-12-05  Richard Earnshaw  <rearnsha@arm.com>
1011
1012	* arm/thumb2.md (thumb2_mulsi_short_compare0): Use a low-register
1013	for the scratch.
1014
10152009-12-04  David Daney  <ddaney@caviumnetworks.com>
1016
1017	PR rtl-optimization/42164
1018	* combine.c (combine_simplify_rtx): Handle truncation of integer
1019	constants.
1020
10212009-12-04  Richard Guenther  <rguenther@suse.de>
1022
1023	* lto-streamer-out.c (pack_ts_decl_common_value_fields):
1024	Revert previous change.
1025	(lto_output_ts_decl_common_tree_pointers): Stream DECL_VALUE_EXPR.
1026	* lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1027	Likewise.
1028
10292009-12-04  Richard Guenther  <rguenther@suse.de>
1030
1031	* tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
1032	BUILT_IN_MALLOC.
1033	(call_may_clobber_ref_p_1): Likewise.
1034
10352009-12-04  Matthias Klose  <doko@ubuntu.com>
1036	    John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1037
1038	PR target/40134
1039	* config.gcc (hppa*-*-linux*): Use config/t-slibgcc-libgcc.
1040	* config/pa/pa-linux.h (LIB_SPEC): Remove.
1041
10422009-12-03  Sebastian Pop  <sebastian.pop@amd.com>
1043	    Richard Henderson  <rth@redhat.com>
1044
1045	* config/i386/i386-protos.h (ix86_fma4_valid_op_p): Remove.
1046	* config/i386/i386.c (ix86_fma4_valid_op_p): Remove.
1047	* config/i386/i386.md: Do not use ix86_fma4_valid_op_p.
1048	* config/i386/sse.md (fma4_*): Remove alternative with operand 1
1049	matching a memory access.  Do not use ix86_fma4_valid_op_p.
1050	(xop_*): Same.
1051	Do not use ix86_fma4_valid_op_p in FMA4 and XOP splitters.
1052
10532009-12-03  Richard Henderson  <rth@redhat.com>
1054
1055	* config/i386/i386.c (ix86_fixup_binary_operands): For FMA4, force
1056	all operands into registers.
1057
10582009-12-03  Sebastian Pop  <sebastian.pop@amd.com>
1059
1060	* config/i386/i386.c (ix86_expand_fma4_multiple_memory): Remove unused
1061	parameter.
1062	* config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory): Same.
1063	* config/i386/sse.md: Same.
1064
10652009-12-03  Richard Guenther  <rguenther@suse.de>
1066
1067	* cgraphunit.c (assemble_thunk): Use DECL_ASSEMBLER_NAME
1068	instead of DECL_NAME for the entry point.
1069
10702009-12-03  Richard Earnshaw  <rearnsha@arm.com>
1071
1072	* arm/linux-atomic.c (SYNC_LOCK_RELEASE): Place memory barrier
1073	before the lock release.
1074
10752009-12-03  Michael Matz  <matz@suse.de>
1076
1077	PR middle-end/38474
1078	* cfgexpand.c (struct stack_var): Add conflicts member.
1079	(stack_vars_conflict, stack_vars_conflict_alloc,
1080	n_stack_vars_conflict): Remove.
1081	(add_stack_var): Initialize conflicts member.
1082	(triangular_index, resize_stack_vars_conflict): Remove.
1083	(add_stack_var_conflict, stack_var_conflict_p): Rewrite in
1084	terms of new member.
1085	(union_stack_vars): Only run over the conflicts.
1086	(partition_stack_vars): Remove special case.
1087	(expand_used_vars_for_block): Don't call resize_stack_vars_conflict,
1088	don't create self-conflicts.
1089	(account_used_vars_for_block): Don't create any conflicts.
1090	(fini_vars_expansion): Free bitmaps, don't free or clear removed
1091	globals.
1092
10932009-12-03  Bernd Schmidt  <bernd.schmidt@analog.com>
1094
1095	PR middle-end/42202
1096	* regrename.c (live_in_chains): New variable.
1097	(verify_reg_tracked): New static function.
1098	(scan_rtx_reg): Update live_in_chains.
1099	(scan_rtx): Only promote sets in COND_EXEC to OP_INOUT if
1100	we're already tracking the reg.
1101	(build_def_use): Likewise.  Initialize live_in_chains.
1102
11032009-12-03  Ken Werner  <ken.werner@de.ibm.com>
1104
1105	* config/spu/spu-elf.h (STARTFILE_SPEC): Add support for gprof
1106	startup files.
1107	* config/spu/spu-protos.h (spu_function_profiler): Add prototype.
1108	* config/spu/spu.c (spu_function_profiler): New function.
1109	* config/spu/spu.h (FUNCTION_PROFILER): Invoke
1110	spu_function_profiler.
1111	(NO_PROFILE_COUNTERS): Define.
1112	(PROFILE_BEFORE_PROLOGUE): Likewise.
1113
11142009-12-03  Dave Korn  <dave.korn.cygwin@gmail.com>
1115
1116	* ggc-page.c (struct free_object): Pull definition out ...
1117	(struct globals): .. from here.
1118
11192009-12-02  Richard Guenther  <rguenther@suse.de>
1120
1121	* fold-const.c (div_if_zero_remainder): Honor that sizetypes
1122	are sign-extending.  Simplify.
1123
11242009-12-02  Richard Henderson  <rth@redhat.com>
1125
1126	PR tree-opt/42215
1127	* tree-loop-distribution.c (build_size_arg_loc): Tidy.
1128	(generate_memset_zero): Convert to sizetype properly.  Tidy.
1129
11302009-12-02  Richard Guenther  <rguenther@suse.de>
1131
1132	* lto-streamer-out.c (pack_ts_decl_common_value_fields):
1133	Do not pretend we have value exprs.
1134
11352009-12-02  Richard Guenther  <rguenther@suse.de>
1136
1137	PR middle-end/41491
1138	* fold-const.c (try_move_mult_to_index): Do not leak
1139	domain types into the IL.
1140
11412009-12-02  Richard Guenther  <rguenther@suse.de>
1142
1143	PR middle-end/42088
1144	* tree.c (free_lang_data): Disable if not using LTO.
1145
11462009-12-02  Richard Guenther  <rguenther@suse.de>
1147
1148	PR middle-end/42229
1149	* cfgloopmanip.c (remove_path): Avoid cancelling loops twice.
1150
11512009-12-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1152
1153	PR middle-end/42224
1154	* tree.h (int_or_pointer_precision): Remove.
1155	* tree.c (int_or_pointer_precision): Remove.
1156	(integer_pow2p): Use TYPE_PRECISION instead.
1157	(tree_log2): Likewise.
1158	(tree_floor_log2): Likewise.
1159	(signed_or_unsigned_type_for): Likewise.
1160	* fold-const.c (fit_double_type): Likewise.
1161	* varasm.c (initializer_constant_valid_p): Likewise.
1162
11632009-12-02  Ira Rosen  <irar@il.ibm.com>
1164
1165	* doc/invoke.texi (-fdump-tree-slp): Document.
1166	(-ftree-vectorizer-verbose): Update.
1167	(-ftree-slp-vectorize): Document.
1168
11692009-12-02  Nick Clifton  <nickc@redhat.com>
1170
1171	* config/rx/rx.c (rx_conditional_register_usage): Do not warn if
1172	no fixed registers are available for interrupt handlers.  Do not
1173	fix normal registers.
1174	(MUST_SAVE_ACC_REGISTER): New macro.
1175	(rx_get_stack_layout): Create a stack frame for fast interrupt
1176	handlers, if necessary.  Push extra registers if needed in order
1177	to save the accumulator.
1178	(rx_expand_prologue): Create a stack frame for fast interrupt
1179	handlers, if necessary.
1180	(rx_expand_builtin_mvfc): Handle the case where there is no target.
1181
11822009-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1183
1184	* config/i386/abmintrin.h (__lzcnt16): New.
1185	(__lzcnt): New.
1186	(__lzcnt64): New.
1187	* config/i386/i386-builtin-types.def (UINT16_FTYPE_UINT16): New.
1188	* config/i386/i386.c (IX86_BUILTIN_CLZS): New.
1189	(bdesc_special_args): Add __builtin_clzs.
1190	(ix86_expand_args_builtin): Handle UINT16_FTYPE_UINT16.
1191
11922009-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1193
1194	* config/i386/abmintrin.h (_mm_popcnt_u32): New.
1195	(_mm_popcnt_u64): New.
1196
11972009-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1198
1199	* config/i386/abmintrin.h: New.
1200	* config/i386/i386-c.c (ix86_target_macros_internal): Defined __ABM__.
1201	* config/i386/x86intrin.h: Include abmintrin.h when __ABM__ is defined.
1202
12032009-12-01  Uros Bizjak  <ubizjak@gmail.com>
1204
1205	* config/i386/i386.md (SWI124): Rename from CRC32MODE.
1206	(crc32modesuffix): Remove.
1207	(crc32modeconstraint): Ditto.
1208	(sse4_2_crc32<mode>): Update for renamed mode iterator.  Use
1209	imodesuffix instead of crc32modesuffix and <r>m instead of
1210	crc32modeconstraint.
1211
12122009-12-01  Jakub Jelinek  <jakub@redhat.com>
1213
1214	PR c++/42234
1215	* tree-cfgcleanup.c (cleanup_omp_return): Don't ICE if control_bb
1216	contains no statements.
1217
12182009-12-01  Grigori Fursin  <grigori.fursin@inria.fr>
1219	    Joern Rennecke  <amylaar@spamcop.net>
1220
1221	* cgraphunit.c (plugin.h): Include.
1222	(ipa_passes): Invoke PLUGIN_ALL_IPA_PASSES_START /
1223	PLUGIN_ALL_IPA_PASSES_END at start / end of processing.
1224	* gcc-plugin.h (highlev-plugin-common.h, hashtab.h): Include.
1225	(enum plugin_event): Define by including plugin.def.
1226	Last enumerator is now called PLUGIN_EVENT_FIRST_DYNAMIC.
1227	(plugin_event_name): Change type to const char **.
1228	(get_event_last, get_named_event_id, unregister_callback): Declare.
1229	(register_callback): Change type of event argument to int.
1230	(highlev-plugin-common.h): New file.
1231	* Makefile.in (GCC_PLUGIN_H): Add highlev-plugin-common.h and
1232	$(HASHTAB_H)
1233	(tree-optimize.o passes.o): Depend on $(PLUGIN_H).
1234	(PLUGIN_HEADERS): Add opts.h, $(PARAMS_H) and plugin.def.
1235	(s-header-vars): New rule.
1236	(install-plugin): Depend on s-header-vars.  Install b-header-vars.
1237	* params.c (get_num_compiler_params): New function.
1238	* params.h (get_num_compiler_params): Declare.
1239	* passes.c (plugin.h): Include.
1240	(make_pass_instance): Invoke PLUGIN_NEW_PASS.
1241	(do_per_function_toporder, pass_init_dump_file): No longer static.
1242	(pass_fini_dump_file): Likewise.
1243	(execute_one_pass): Likewise.  Invoke PLUGIN_OVERRIDE_GATE and
1244	PLUGIN_PASS_EXECUTION.
1245	(execute_ipa_pass_list): Invoke PLUGIN_EARLY_GIMPLE_PASSES_START and
1246	PLUGIN_EARLY_GIMPLE_PASSES_END.
1247	* plugin.c (plugin_event_name_init): New array, defined by
1248	including plugin.def.
1249	(FMT_FOR_PLUGIN_EVENT): Update.
1250	(plugin_event_name): Change type to const char ** and initialize
1251	to plugin_event_name_init.
1252	(event_tab, event_last, event_horizon): New variable.
1253	(get_event_last): New function.
1254	(plugin_callbacks_init): New array.
1255	(plugin_callbacks: Change type to struct callback_info **.
1256	Initialize to plugin_callbacks_init.
1257	(htab_event_eq, get_named_event_id, unregister_callback): New function.
1258	(invoke_plugin_va_callbacks): Likewise.
1259	(register_callback): Change type of event argument to int.
1260	Handle new events.  Allow dynamic events.
1261	(invoke_plugin_callbacks): Likewise.  Return success status.
1262	(plugins_active_p): Allow dynamic callbacks.
1263	* plugin.def: New file.
1264	* plugin.h (invoke_plugin_callbacks): Update prototype.
1265	(invoke_plugin_va_callbacks): Declare.
1266	* tree-optimize.c (plugin.h): Include.
1267	(tree_rest_of_compilation): Invoke PLUGIN_ALL_PASSES_START and
1268	PLUGIN_ALL_PASSES_END.
1269	* tree-pass.h (execute_one_pass, pass_init_dump_file): Declare.
1270	(pass_fini_dump_file, do_per_function_toporder): Likewise.
1271	* doc/plugin.texi: Document new event types.
1272
12732009-12-01  Martin Jambor  <mjambor@suse.cz>
1274
1275	PR tree-optimization/42237
1276	* tree-sra.c (sra_ipa_modify_assign): Split gimple_reg_type assignments
1277	in between references into two.
1278
12792009-12-01  Richard Guenther  <rguenther@suse.de>
1280
1281	* tree-inline.c (copy_tree_body_r): Do not set TREE_BLOCK
1282	to the block of the call when remapping a type.
1283
12842009-12-01  Martin Jambor  <mjambor@suse.cz>
1285
1286	* cgraph.h (struct cgraph_edge): Reorder fields.  Make loop_nest
1287	unsigned short int.
1288	* ipa-prop.h (struct ipa_param_call_note): Likewise.
1289	* ipa-prop.c (ipa_note_param_call): Initialize note->loop_nest.
1290
12912009-12-01  Richard Guenther  <rguenther@suse.de>
1292
1293	* final.c (rest_of_clean_state): If -fcompare-debug is
1294	given dump final insns without UIDs.
1295	* tree-ssa-live.c (remove_unused_scope_block_p): Remove
1296	after_inlining checks.
1297
12982009-11-30  Chao-ying Fu  <fu@mips.com>
1299
1300	* config/mips/mips-dsp.md (mips_lhx_<mode>): Use sign_extend.
1301
13022009-11-30  Dave Korn  <dave.korn.cygwin@gmail.com>
1303
1304	* configure.ac (USE_CYGWIN_LIBSTDCXX_WRAPPERS): Define to reflect
1305	status of AC_CHECK_FUNC for Cygwin DLL libstdc++ support wrappers.
1306	* configure: Regenerate.
1307	* config.in: Regenerate.
1308
1309	* config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Define list of --wrap
1310	options for Cygwin DLL libstdc++ support wrappers.
1311	(CXX_WRAP_SPEC_OPT): Define spec to use wrappers or not by default
1312	according to defined value of USE_CYGWIN_LIBSTDCXX_WRAPPERS.
1313	(CXX_WRAP_SPEC): Define entire wrapper spec in or out according to
1314	whether USE_CYGWIN_LIBSTDCXX_WRAPPERS is even defined or not.
1315	(LINK_SPEC): Include CXX_WRAP_SPEC.
1316	* gcc/config/i386/winnt.c (wrapper_strcmp): New qsort helper function.
1317	(i386_find_on_wrapper_list): Check if a function is found on the list
1318	of libstdc++ wrapper options.
1319	(i386_pe_file_end): If we are importing a wrapped function, also emit
1320	an external declaration for the real version.
1321	* config/i386/cygming.opt (muse-libstdc-wrappers): New option for
1322	Cygwin targets. Update copyright year.
1323
13242009-11-30  Steve Ellcey  <sje@cup.hp.com>
1325	    Jakub Jelinek <jakub@redhat.com>
1326
1327	* function.c (instantiate_virtual_regs_in_insn): Copy to new reg
1328	before forcing mode.
1329
13302009-11-30  Anatoly Sokolov  <aesok@post.ru>
1331
1332	* config/sh/sh.c (sh_promote_prototypes): Make static.
1333	(sh_function_value, sh_libcall_value, sh_function_value_regno_p): New
1334	functions.
1335	(TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1336	* config/sh/sh.h (FUNCTION_VALUE_REGNO_P): Redefine, use
1337	sh_function_value_regno_p.
1338	(FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1339	* config/sh/sh-protos.h (sh_function_value_regno_p): Declare.
1340	(sh_promote_prototypes) : Remove.
1341
13422009-11-30  Julian Brown  <julian@codesourcery.com>
1343
1344	* config/arm/arm.h (PREFERRED_RELOAD_CLASS): Don't restrict Thumb-2
1345	reloads to LO_REGS.
1346
13472009-11-30  Richard Henderson  <rth@redhat.com>
1348
1349	* config/i386/i386.c (ix86_vec_interleave_v2df_operator_ok): New.
1350	(bdesc_special_args): Update insn codes.
1351	(avx_vpermilp_parallel): Correct range check.
1352	(ix86_rtx_costs): Handle vector permutation rtx codes.
1353	(struct expand_vec_perm_d): Move earlier.
1354	(get_mode_wider_vector): New.
1355	(expand_vec_perm_broadcast_1): New.
1356	(ix86_expand_vector_init_duplicate): Use it.  Tidy AVX modes.
1357	(expand_vec_perm_broadcast): New.
1358	(ix86_expand_vec_perm_builtin_1): Use it.
1359	* config/i386/i386-protos.h: Update.
1360	* config/i386/predicates.md (avx_vbroadcast_operand): New.
1361	* config/i386/sse.md (AVX256MODE24P): New.
1362	(ssescalarmodesuffix2s): New.
1363	(avxhalfvecmode, avxscalarmode): Fill out to all modes.
1364	(avxmodesuffixf2c): Add V8SI, V4DI.
1365	(vec_dupv4sf): New expander.
1366	(*vec_dupv4sf_avx): Add vbroadcastss alternative.
1367	(*vec_set<mode>_0_avx, **vec_set<mode>_0_sse4_1): Macro-ize for
1368	V4SF and V4SI.  Move C alternatives to front.  Add insertps and
1369	pinsrd alternatives.
1370	(*vec_set<mode>_0_sse2): Split out from ...
1371	(vec_set<mode>_0): Macro-ize for V4SF and V4SI.
1372	(vec_interleave_highv2df, vec_interleave_lowv2df): Require register
1373	destination; use ix86_vec_interleave_v2df_operator_ok, instead of
1374	ix86_fixup_binary_operands.
1375	(*avx_interleave_highv2df, avx_interleave_lowv2df): Add movddup.
1376	(*sse3_interleave_highv2df, sse3_interleave_lowv2df): New.
1377	(*avx_movddup, *sse3_movddup): Remove.  New splitter from
1378	vec_select form to vec_duplicate form.
1379	(*sse2_interleave_highv2df, sse2_interleave_lowv2df): Use
1380	ix86_vec_interleave_v2df_operator_ok.
1381	(avx_movddup256, avx_unpcklpd256): Change to expanders, merge into ...
1382	(*avx_unpcklpd256): ... here.
1383	(*vec_dupv4si_avx): New.
1384	(*vec_dupv2di_avx): Add movddup alternative.
1385	(*vec_dupv2di_sse3): New.
1386	(vec_dup<AVX256MODE24P>): Replace avx_vbroadcasts<AVXMODEF4P> and
1387	avx_vbroadcastss256; represent with vec_duplicate instead of
1388	nested vec_concat operations.
1389	(avx_vbroadcastf128_<mode>): Rename from
1390	avx_vbroadcastf128_p<avxmodesuffixf2c>256.
1391	(*avx_vperm_broadcast_v4sf): New.
1392	(*avx_vperm_broadcast_<AVX256MODEF2P>): New.
1393
13942009-11-30  Martin Jambor  <mjambor@suse.cz>
1395
1396	PR middle-end/42196
1397	* tree-sra.c (struct access): New field grp_different_types.
1398	(dump_access): Dump grp_different_types.
1399	(compare_access_positions): Prefer scalars and vectors over other
1400	scalar types.
1401	(sort_and_splice_var_accesses): Set grp_different_types if appropriate.
1402	(sra_modify_expr): Use the original also when dealing with a complex
1403	 or vector group accessed as multiple types.
1404
14052009-11-30  Richard Henderson  <rth@redhat.com>
1406
1407	* config/i386/i386.c (avx_vperm2f128_parallel): New.
1408	* config/i386/i386-protos.h: Declare it.
1409	* config/i386/predicates.md (avx_vperm2f128_v8sf_operand,
1410	avx_vperm2f128_v8si_operand, avx_vperm2f128_v4df_operand): New.
1411	* config/i386/sse.md (avx_vperm2f128<mode>3): Change to expander.
1412	(*avx_vperm2f128<mode>_full): Renamed from avx_vperm2f128<mode>3.
1413	(*avx_vperm2f128<mode>_nozero): New.
1414
14152009-11-30  Richard Henderson  <rth@redhat.com>
1416
1417	* config/i386/i386-builtin-types.def (V4DF_FTYPE_V4DF_V4DF_V4DI): New.
1418	(V8SF_FTYPE_V8SF_V8SF_V8SI): New.
1419	* config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Support
1420	V4DF and V8SF for AVX; relax constraint on V4SF to SSE1 from SSE2.
1421	(IX86_BUILTIN_VEC_PERM_V4DF, IX86_BUILTIN_VEC_PERM_V8SF): New.
1422	(bdesc_args): Add them.
1423	(ix86_expand_builtin): Expand them.
1424	(expand_vec_perm_pshufb2): Only operate on 16-byte vectors.
1425
14262009-11-30  Martin Jambor  <mjambor@suse.cz>
1427
1428	PR middle-end/42206
1429	* ipa-prop.c (ipa_write_node_info): Initialize note_count to zero.
1430
14312009-11-30  Jakub Jelinek  <jakub@redhat.com>
1432
1433	* ipa-reference.c (propagate): Only dump bitmaps if computed.
1434
14352009-11-30  Olga Golovanevsky  <olga@il.ibm.com>
1436
1437	PR middle-end/39806
1438	* ipa-struct-reorg.c (new_var_eq): Use DECL_UID to hash new variables.
1439	(new_var_hash): Likewise.
1440	(is_in_new_vars_htab): Likewise.
1441	(add_to_new_vars_htab): Likewise.
1442
14432009-11-30  Ira Rosen  <irar@il.ibm.com>
1444
1445	* tree-vect-stmts.c (vectorizable_assignment): Support
1446	multiple types.
1447
14482009-11-30  Richard Guenther  <rguenther@suse.de>
1449
1450	* doc/contrib.texi (Contributors): Add myself.
1451
14522009-11-30  Richard Guenther  <rguenther@suse.de>
1453
1454	* tree.c (free_lang_data): Do not set debug_info_level to
1455	none if terse.
1456
14572009-11-30  Richard Guenther  <rguenther@suse.de>
1458
1459	PR middle-end/42119
1460	PR fortran/38530
1461	* expr.c (expand_expr_addr_expr_1): Properly expand the initializer
1462	of CONST_DECLs.
1463
14642009-11-30  Richard Guenther  <rguenther@suse.de>
1465
1466	* tree-into-ssa.c (insert_phi_nodes): Add PHI nodes in
1467	variable UID order.
1468
14692009-11-30  Richard Guenther  <rguenther@suse.de>
1470
1471	* tree-dump.c (dump_option_value_in): Add TDF_NOUID.
1472	* tree-pass.h (TDF_NOUID): Likewise.
1473	* print-rtl.c: Include tree-pass.h.
1474	(print_mem_expr): Pass dump_flags.
1475	(print_rtx): Likewise.
1476	* print-tree.c: Include tree-pass.h.
1477	(print_node_brief): Handle TDF_NOUID.
1478	(print_node): Likewise.
1479	* tree-pretty-print.c (dump_decl_name): Likewise.
1480	(dump_generic_node): Likewise.
1481	* Makefile.in (print-rtl.o, print-tree.o): Add $(TREE_PASS_H)
1482	dependency.
1483
14842009-11-30  Nick Clifton  <nickc@redhat.com>
1485
1486	* config/stormy16/stormy16-lib2-count-leading-zeros.c: Delete.
1487	* config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Remove
1488	stormy16-lib2-count-leading-zeros.c.
1489	* config/stormy16/stormy16-lib2.c (__clzhi2): Move code from
1490	__stormy16_count_leading_zeros() into this function.
1491	(__ctzhi2): Use __builtin_clz.
1492	(__ffshi2): Likewise.
1493
14942009-11-30  Eric Botcazou  <ebotcazou@adacore.com>
1495
1496	* config/sparc/sparc.c (DF_MODES): Simplify.
1497	(TF_ONLY_MODES, OF_ONLY_MODES): Delete.
1498	(TF_MODES, OF_MODES): Adjust for above change.
1499	(TF_MODES_NO_S, OF_MODES_NO_S): Likewise.
1500	*  config/sparc/sparc.h (REGNO_REG_CLASS): Move around.
1501
15022009-11-30  Paolo Bonzini  <bonzini@gnu.org>
1503
1504	PR rtl-optimization/41812
1505	* fwprop.c (local_md, local_lr): New globals.
1506	(process_defs, process_uses): Remove local_md argument.  Never
1507	consider dead pseudos to have singleton def-use chains.
1508	(single_def_use_enter_block): Perform LR simulation.
1509	(build_single_def_use_links): Remove local_md local variable.
1510	Add DF_NOTE.  Allocate local_lr.
1511	(fwprop_done): Do not remove DF_CHAIN, we do not use it anymore.
1512	* df-problems.c (df_md_scratch): New.
1513	(df_md_alloc, df_md_free): Allocate/free it.
1514	(df_md_local_compute): Only include live registers in init.
1515	(df_md_transfer_function): Prune the in-set computed by
1516	the confluence function, and the gen-set too.
1517
15182009-11-30  Hans-Peter Nilsson  <hp@axis.com>
1519
1520	PR rtl-optimization/40086
1521	* reorg.c (relax_delay_slots): When looking for redundant insn at
1522	the branch target, use next_real_insn, not next_active_insn.
1523
15242009-11-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1525
1526	* doc/install.texi: Update minimum MPC version to 0.8.
1527
15282009-09-09  Segher Boessenkool  <segher@kernel.crashing.org>
1529
1530	* config/rs6000/rs6000.md (fnmaddsf4_powerpc_1): Remove
1531	HONOR_SIGNED_ZEROS final condition.
1532	(fnmsubsf4_powerpc_1): Same.
1533	(fnmadddf4_fpr_1): Same.
1534	(fnmsubdf4_fpr_1): Same.
1535
15362009-11-29  Ira Rosen  <irar@il.ibm.com>
1537
1538	PR tree-optimization/42193
1539	* tree-vect-stmts.c (vectorizable_operation): Set vectorization factor
1540	to 1 in case of basic block SLP.
1541	(vectorizable_load): Likewise.
1542
15432009-11-28  Jan Hubicka  <jh@suse.cz>
1544
1545	* cgraph.c (same_body_alias_1): Break out of
1546	(same_body_alias): ... here; remove comdat check; it is handled
1547	in cp already.
1548	(cgraph_add_thunk): New.
1549	(dump_cgraph_node): Dump aliases and thunks.
1550	* cgraph.h (cgraph_thunk_info): New structure.
1551	(struct cgraph_node): Add thunk info.
1552	(cgraph_add_thunk): New.
1553	* cgraphunit.c (cgraph_emit_thunks): Remove.
1554	(cgraph_finalize_compilation_unit): Do not call cgraph_emit_thunks.
1555	(assemble_thunk): New function.
1556	(cgraph_expand_function): Handle thunks.
1557	(thunk_adjust): New.
1558	(init_lowered_empty_function): New.
1559	* cp-objcp-common.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS):
1560	Remove.
1561	* lto-cgraph.c (lto_output_node): Stream thunk info.
1562	(input_node): Likewise.
1563	* langhooks.h (lang_hooks_for_callgraph): Remove emit_associated_thunks.
1564	* langhooks-def.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS): Remove.
1565	(LANG_HOOKS_CALLGRAPH_INITIALIZER): Update.
1566	* i386.c (x86_output_mi_thunk): Make output prettier.
1567
15682009-11-28  Richard Guenther  <rguenther@suse.de>
1569
1570	PR tree-optimization/42183
1571	* tree-nrv.c (tree_nrv): Bail out if the RESULT_DECL has its
1572	address taken.  Merge the addressable state of the NRV
1573	variable and the result instead of copying it.
1574
15752009-11-28  Jakub Jelinek  <jakub@redhat.com>
1576
1577	* matrix-reorg.c (analyze_matrix_allocation_site): Remove unused
1578	malloc_fname variable.
1579	(check_allocation_function): Remove unused gsi and bb_level_0
1580	variables.
1581	(transform_access_sites): Remove unused d_type_size and d_type_size_k
1582	variables.
1583	* omega.c (resurrect_subs): Remove unused n variable.
1584	(omega_solve_geq): Remove unused neweqns variable.
1585	* lto-streamer-in.c (lto_read_tree): Remove unused end_marker variable.
1586	* tree-inline.c (declare_return_variable): Remove USE_P argument,
1587	return use instead of var.
1588	(remap_decl, remap_block): Remove unused fn variable.
1589	(expand_call_inline): Remove unused retvar variable, adjust
1590	declare_return_variable caller.
1591	(optimize_inline_calls): Remove unused prev_fn variable.
1592	* tree-vect-slp.c (vect_analyze_slp_instance): Remove unused ncopies
1593	variable.
1594	(vect_create_mask_and_perm): Remove unused group_size and dr_chain_size
1595	variables.
1596	* tree-ssa-loop-niter.c (split_to_var_and_offset): Handle MINUS_EXPR
1597	properly.
1598	* tree-vect-loop.c (vect_analyze_loop_form): Remove unused backedge
1599	variable.
1600	(vect_create_epilog_for_reduction): Remove unused bytesize variable.
1601	* omp-low.c (workshare_safe_to_combine_p): Remove par_entry_bb
1602	parameter.  Remove unused par_stmt variable.
1603	(determine_parallel_type): Adjust workshare_safe_to_combine_p caller.
1604	(expand_omp_sections): Remove unused l1 variable.
1605	(lower_omp_for): Remove unused ilist variable.
1606	* tree-loop-distribution.c (mark_nodes_having_upstream_mem_writes):
1607	Remove unused has_upstream_mem_write_p variable.
1608	* recog.c (decode_asm_operands): Remove unused noperands variable.
1609	* tree-ssa-alias.c (refs_may_alias_p_1): Remove unused size1 and
1610	size2 variable.
1611	* libgcov.c (__gcov_merge_delta): Remove unused last variable.
1612	* tree-call-cdce.c (gen_conditions_for_pow_int_base): Remove unused
1613	base_nm variable.
1614	(gen_conditions_for_pow): Remove unused ec variable.
1615	* tree-ssa-sccvn.c (vn_reference_lookup_3): Remove unused size
1616	variable.
1617	* ipa-struct-reorg.c (program_redefines_malloc_p): Remove unused
1618	fndecl variable.
1619	* tree-ssa-sink.c (statement_sink_location): Remove unused code
1620	variable.
1621	* regmove.c (copy_src_to_dest): Remove unused insn_uid and move_uid
1622	variables.
1623	* tree-complex.c (create_one_component_var): Remove unused inner_type
1624	variable.
1625	* calls.c (emit_call_1): Don't GEN_INT (struct_value_size)
1626	unnecessarily when GEN_*CALL omits that argument.
1627	* regrename.c (regrename_optimize): Remove unused regs_seen variable.
1628	(build_def_use): Remove unused icode variable.
1629	* ipa-pure-const.c (check_call): Remove unused callee and avail
1630	variables.
1631	* tree-dfa.c (add_referenced_var): Remove unused v_ann variable.
1632	* tree-vect-patterns.c (vect_recog_pow_pattern): Remove unused type
1633	variable.
1634	(vect_pattern_recog): Remove unused stmt variable.
1635	* sel-sched-ir.c (make_regions_from_the_rest): Remove unused
1636	new_regions variable.
1637	* postreload.c (reload_cse_simplify_operands): Remove unused mode
1638	variable.
1639	* tree-parloops.c (create_call_for_reduction_1): Remove unused
1640	addr_type variable.
1641	(create_parallel_loop): Remove unused res variable.
1642	(gen_parallel_loop): Remove unused nloop variable.
1643	* tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
1644	* value-prof.c (gimple_mod_subtract_transform,
1645	gimple_stringops_transform): Remove unused value variable.
1646	(gimple_stringops_values_to_profile): Remove unused fcode variable.
1647	* tree-vrp.c (register_new_assert_for): Remove unused found variable.
1648	(vrp_visit_switch_stmt): Remove unused n variable.
1649	* tree-vect-stmts.c (vectorizable_conversion): Remove unused expr
1650	variable.
1651	(vectorizable_operation): Remove unused shift_p variable.
1652	(vectorizable_store): Remove unused first_stmt_vinfo variable.
1653	* tree-ssa-operands.c (add_stmt_operand): Remove unused v_ann variable.
1654	* tree-vect-data-refs.c (vect_analyze_data_refs): Remove unused bb
1655	variable.
1656	(vect_permute_store_chain): Remove unused scalar_dest variable.
1657	(vect_supportable_dr_alignment): Remove unused invariant_in_outerloop
1658	variable.
1659	* tree-ssa-threadupdate.c (thread_single_edge): Remove unused
1660	local_info variable.
1661	* tree-optimize.c (tree_rest_of_compilation): Remove unused node
1662	variable.
1663	* optabs.c (expand_binop): Remove unused equiv_value variable.
1664	(emit_libcall_block): Remove unused prev variable.
1665	(init_optabs): Remove unused int_mode variable.
1666	* tree-ssa-structalias.c (scc_visit): Remove unused have_ref_node
1667	variable.
1668	(do_structure_copy): Remove unused lhsbase and rhsbase variables.
1669	(find_func_aliases): Remove unused rhstype variable.
1670	(ipa_pta_execute): Remove unused varid variable.
1671
16722009-11-28  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>
1673
1674	* config/avr/avr.h (ASM_OUTPUT_EXTERNAL): Add.
1675
16762009-11-28  David Binderman  <dcb314@hotmail.com>
1677
1678	* ira-color.c (put_allocno_into_bucket): Remove set but not used
1679	local variable hard_regs_num.
1680	* ira-lives.c (process_single_reg_class_operands): Remove cover_class.
1681	* loop-unswitch.c (unswitch_loop): Remove zero_bitmap.
1682	* lower-subreg.c (decompose_multiword_subregs): Remove next.
1683
16842009-11-27  Martin Jambor  <mjambor@suse.cz>
1685
1686	PR middle-end/42006
1687	* tree-sra.c (get_replaced_param_substitute): Call create_tmp_var
1688	instead of create_tmp_var.  Set DECL_GIMPLE_REG_P to one manually
1689	for vector and complex types.
1690	(get_adjustment_for_base): Describe return value in the comment.
1691
16922009-11-27  Nick Clifton  <nickc@redhat.com>
1693
1694	* longlong.h (count_leading_zeros): Define macro for stormy16 target.
1695	(COUNT_LEADING_ZEROS_0): Likewise.
1696	* config/stormy16/stormy16-lib2.c: Arrange for separate
1697	compilation of each function.
1698	(__ffshi2): New function.
1699	(__stormy16_count_leading_zeros): New function.
1700	* config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Use stub files to
1701	compile each function into its own object file.
1702	(stormy16-lib2-ashlsi3.c): New stub file.
1703	(stormy16-lib2-ashrsi3.c): New stub file.
1704	(stormy16-lib2-clzhi2.c): New stub file.
1705	(stormy16-lib2-count-leading-zeros.c): New stub file.
1706	(stormy16-lib2-ctzhi2.c): New stub file.
1707	(stormy16-lib2-divsi3.c): New stub file.
1708	(stormy16-lib2-ffshi2.c): New stub file.
1709	(stormy16-lib2-lshrsi3.c): New stub file.
1710	(stormy16-lib2-modsi3.c): New stub file.
1711	(stormy16-lib2-parityhi2.c): New stub file.
1712	(stormy16-lib2-popcounthi2.c): New stub file.
1713	(stormy16-lib2-udivmodsi4.c): New stub file.
1714	(stormy16-lib2-udivsi3.c): New stub file.
1715	(stormy16-lib2-umodsi3.c): New stub file.
1716
17172009-11-27  Richard Henderson  <rth@redhat.com>
1718
1719	* config/i386/sse.md (vec_interleave_highv16qi,
1720	vec_interleave_lowv16qi, vec_interleave_highv8hi,
1721	vec_interleave_lowv8hi, vec_interleave_highv4si,
1722	vec_interleave_lowv4si, vec_interleave_highv2di,
1723	vec_interleave_lowv2di, vec_interleave_highv4sf,
1724	vec_interleave_lowv4sf, vec_interleave_highv2df,
1725	vec_interleave_lowv2df): Remove expanders.
1726	(sse_unpcklps, sse_unpckhps, sse2_unpckhpd_exp, sse2_unpcklpd_exp,
1727	sse2_punpckhqdq, sse2_punpcklqdq, sse2_punpckhbw, sse2_punpcklbw,
1728	sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq):
1729	Rename to their proper vec_interleave equivalent.  Update all users
1730	to the new name.
1731	* config/i386/i386.c, config/i386/i386.md: Update all users.
1732
17332009-11-27  Michael Matz  <matz@suse.de>
1734
1735	PR rtl-optimization/42084
1736	* cfgexpand.c (maybe_cleanup_end_of_block): Add new parameter,
1737	use it to stop walking.
1738	(expand_gimple_cond): Adjust call to above.
1739
17402009-11-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1741
1742	PR target/41810
1743	* gthr-solaris.h (__gthread_mutex_destroy): Remove UNUSED.
1744	[SUPPORTS_WEAK && GTHREAD_USE_WEAK] (__gthread_active_p): Use
1745	__extension__ to allow cast from function pointer to object
1746	pointer in C++.
1747	* doc/install.texi (--enable-threads): Clarify use of Solaris threads.
1748
17492009-11-27  Steven Bosscher  <steven@gcc.gnu.org>
1750
1751	* config/ia64/itanium1.md: Remove.
1752	* config/ia64/ia64.md: Do not include it.
1753	* config/ia64/ia64.c (ia64_handle_option): Remove "itanium",
1754	"itanium1", and "merced" from the processor alias table.
1755	(clocks, add_cycles): Remove global variables.
1756	(ia64_sched_reorder2): Don't set/use them.
1757	(ia64_dfa_new_cycle, ia64_h_i_d_extended, ia64_reorg): Likewise.
1758	(bundling): Likewise. Remove extra pass for MMMUL/MMSHF.
1759
17602009-11-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1761
1762	* config/s390/s390.c (last_scheduled_insn): New variable.
1763	(s390_fpload_toreg, s390_z10_prevent_earlyload_conflicts): New
1764	functions.
1765	(s390_sched_reorder, s390_sched_variable_issue): New functions.
1766	(TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_REORDER): Target hooks
1767	defined.
1768
17692009-11-27  Michael Matz  <matz@suse.de>
1770
1771	PR c++/41906
1772	* tree-eh.c (lower_catch): Stop after expanding a catch-all.
1773
17742009-11-27  Richard Guenther  <rguenther@suse.de>
1775
1776	* timevar.def (TV_LOOP_MOVE_INVARIANTS, TV_LOOP_UNSWITCH,
1777	TV_LOOP_UNROLL, TV_LOOP_DOLOOP): New timevars.
1778	* loop-init.c (pass_rtl_move_loop_invariants): Use
1779	TV_LOOP_MOVE_INVARIANTS.
1780	(pass_rtl_unswitch): Use TV_LOOP_UNSWITCH.
1781	(pass_rtl_unroll_and_peel): Use TV_LOOP_UNROLL.
1782	(pass_rtl_doloop): Use TV_LOOP_DOLOOP.
1783
17842009-11-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1785
1786	* emit-rtl.c (next_active_insn, prev_active_insn): Correct comment.
1787
17882009-11-27  Jakub Jelinek  <jakub@redhat.com>
1789
1790	* config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove
1791	unused insn variable.
1792	* genemit.c (output_peephole2_scratches): Only declare and initialize
1793	_regs_allocated if it will be ever used.
1794	* cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused
1795	succ_bb variable.
1796	(create_empty_loop_on_edge): Remove unused freq and cnt variables.
1797	* unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record
1798	variable.
1799
1800	* opts.c (decode_options): If optimize is bigger than 255,
1801	set it to 255.
1802
18032009-11-26  Richard Henderson  <rth@redhat.com>
1804
1805	* config/i386/sse.md (mulv16qi3): Change back from an expander
1806	to an insn-and-split.
1807	(mulv4si): Mention AVX not XOP for AVX exception.
1808	(*sse2_mulv4si3): Likewise.
1809	(mulv2di3): Use vmulld not vpmacsdd for XOP expansion.  Tidy.
1810
18112009-11-26  Bernd Schmidt  <bernd.schmidt@analog.com>
1812
1813	* cfgexpand (n_stack_vars_conflict): New static variable.
1814	(triangular_index): Reduce likelyhood of overflow by performing
1815	the division before the multiplication.
1816	(resize_stack_vars_conflict): Call fatal_error if overflow
1817	occurred in triangular_index.  Update n_stack_vars_conflict.
1818
1819	PR rtl-opt/38582
1820	* regrename.c (struct du_chain): Remove member earlyclobber.
1821	(scan_rtx_reg): Don't set it.  Remove argument earlyclobber,
1822	all callers changed.
1823	(scan_rtx): Remove argument earlyclobber, all callers changed.
1824	(hide_operands, restore_operands, record_out_operands): New functions,
1825	broken out of build_def_use.
1826	(build_def_use): Call them as necessary.
1827
1828	* regrename.c (struct du_head): New members id, conflicts,
1829	hard_conflicts and cannot_rename.
1830	(enum scan_actions): Remove terminate_all_read and
1831	terminate_overlapping_read; add mark_all_read.
1832	(scan_actions_name): Likewise.
1833	(du_head_p): New typedef.  Define a vector type for it.
1834	(id_to_chain): New static variable.
1835	(note_sets, clear_dead_regs): Delete functions.
1836	(free_chain_data): New function.
1837	(merge_overlapping_regs): Simply walk the conflicts bitmap.
1838	Remove argument B, all callers changed.
1839	(regrename_optimize): Allocate id_to_chain.  Ignore chains that have
1840	the cannot_rename bit set.  Update regno and nregs of a renamed chain.
1841	Call free_chain_data when done.
1842	(do_replace): Remove death notes when the renamed reg is set in the
1843	last insn; add them if not.
1844	(mark_conflict, note_sets_clobbers): New static function.
1845	(fail_current_block, current_id, open_chains_set, live_hard_regs): New
1846	static variables.
1847	(scan_rtx_reg): Keep track of conflicts between chains, and between
1848	chains and hard regs.  Don't terminate chains when we find a read we
1849	can't handle, mark it unrenameable instead.  For terminate_write,
1850	terminate chains that are written with an exact match or a superset
1851	of registers.  Set fail_current_block if multi-word lifetimes are too
1852	complex to handle.
1853	(scan_rtx_address): Use mark_all_read instead of terminate_all_read.
1854	(build_def_use): Initialize current_id, live_chains and live_hard_regs;
1855	free memory for them when done.
1856	Rearrange the steps so that earlyclobbers are noted before reads
1857	are processed.  Add new steps to keep track of hard register lifetimes
1858	outside insn operands.
1859
18602009-11-26  Richard Guenther  <rguenther@suse.de>
1861
1862	* tree-ssa-dce.c (nr_walks): New variable.
1863	(mark_aliased_reaching_defs_necessary): Adjust oracle cut-off.
1864	(perform_tree_ssa_dce): Init nr_walks.
1865
18662009-11-26  Michael Matz  <matz@suse.de>
1867
1868	PR tree-optimization/41905
1869	* tree-eh.c (lower_eh_constructs_2): Don't add assignments
1870	below statements that can't fall thru.
1871
18722009-11-26  Michael Matz  <matz@suse.de>
1873
1874	* builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1875	expand_builtin_sprintf): Remove.
1876	(expand_builtin): Don't call them.
1877
18782009-11-26  Richard Guenther  <rguenther@suse.de>
1879
1880	* tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.
1881
18822009-11-26  Nick Clifton  <nickc@redhat.com>
1883
1884	* config/rx/rx.c (rx_expand_epilogue): Add checks for sibcalls
1885	being used incorrectly.
1886	(rx_function_ok_for_sibcall): New function.  Do not allow indirect
1887	sibcalls, or sibcalls from interrupt functions.
1888	(TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1889	* config/rx/rx.md (sibcall): Convert to a define_expand.  Check
1890	for a MEM inside a MEM.
1891	(sibcall_value): Likewise.
1892	(sibcall_internal): New pattern containing old sibcall pattern.
1893	(sibcall_value_internal): Likewise.
1894
18952009-11-25  Richard Henderson  <rth@redhat.com>
1896
1897	* config/i386/i386-builtin-types.awk (DEF_VECTOR_TYPE): Allow an
1898	optional 3rd argument to define the mode.
1899	* config/i386/i386-builtin-types.def (UQI, UHI, USI, UDI): New.
1900	(V2UDI, V4USI, V8UHI, V16UQI): New.
1901	(V4SF_FTYPE_V4SF_V4SF_V4SI, V2UDI_FTYPE_V2UDI_V2UDI_V2UDI,
1902	V4USI_FTYPE_V4USI_V4USI_V4USI, V8UHI_FTYPE_V8UHI_V8UHI_V8UHI,
1903	V16UQI_FTYPE_V16UQI_V16UQI_V16UQI): New.
1904	* config/i386/i386-modes.def: Rearrange for double-wide AVX.
1905	* config/i386/i386-protos.h (ix86_expand_vec_extract_even_odd): New.
1906	* config/i386/i386.c (IX86_BUILTIN_VEC_PERM_*): New.
1907	(bdesc_args): Add the builtin definitions to match.
1908	(ix86_expand_builtin): Expand them.
1909	(ix86_builtin_vectorization_cost): Rename from
1910	x86_builtin_vectorization_cost.
1911	(ix86_vectorize_builtin_vec_perm, struct expand_vec_perm_d,
1912	doublesize_vector_mode, expand_vselect, expand_vselect_vconcat,
1913	expand_vec_perm_blend, expand_vec_perm_vpermil,
1914	expand_vec_perm_pshufb, expand_vec_perm_1,
1915	expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
1916	expand_vec_perm_interleave2, expand_vec_perm_pshufb2,
1917	expand_vec_perm_even_odd_1, expand_vec_perm_even_odd,
1918	ix86_expand_vec_perm_builtin_1, extract_vec_perm_cst,
1919	ix86_expand_vec_perm_builtin, ix86_vectorize_builtin_vec_perm_ok,
1920	ix86_expand_vec_extract_even_odd, TARGET_VECTORIZE_BUILTIN_VEC_PERM,
1921	TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1922	* sse.md (SSEMODE_EO): New.
1923	(vec_extract_even<mode>): Use SSEMODE_EO and
1924	ix86_expand_vec_extract_even_odd.
1925	(vec_extract_odd<mode>): Likewise.
1926	(mulv16qi3, vec_pack_trunc_v8hi, vec_pack_trunc_v4si,
1927	vec_pack_trunc_v2di): Use ix86_expand_vec_extract_even_odd.
1928
19292009-11-25  Richard Henderson  <rth@redhat.com>
1930
1931	* target.h (targetm.vectorize.builtin_vec_perm_ok): New.
1932	* target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1933	* hooks.h, hooks.c (hook_bool_tree_tree_true): New.
1934	* tree-vect-slp.c (vect_create_mask_and_perm): Don't create
1935	the vector constant here...
1936	(vect_transform_slp_perm_load): ... do it here instead.  Validate
1937	that the permutation vector is implementable by the target.
1938
19392009-11-25  Jakub Jelinek  <jakub@redhat.com>
1940
1941	* config/rs6000/sysv4.opt (mregnames): Change Var to rs6000_regnames.
1942	* config/rs6000/sysv4.h (TARGET_REGNAMES): Define.
1943
1944	* print-rtl.c (print_rtx): When printing newline, append
1945	print_rtx_head and indentation after the newline.
1946
1947	PR target/42165
1948	* config/i386/i386.c (print_operand): For 32-byte memory use
1949	YMMWORD in -masm=intel mode.  Use TBYTE instead of XWORD.
1950	* config/i386/i386.md (crc32modesuffix): Expand to nothing
1951	in -masm=intel mode.
1952	(sse4_2_crc32di): Print just crc32 instead of crc32q in
1953	-masm=intel mode.
1954	* config/i386/mmx.md (*mmx_pinsrw): Print correct size of
1955	memory operand in -masm=intel mode.
1956	* config/i386/sse.md (*avx_pinsr<ssevecsize>, *sse4_1_pinsrb,
1957	*sse2_pinsrw): Likewise.
1958	(sse_cvtss2siq, sse_cvtss2siq_2, sse_cvttss2siq): Don't print
1959	q suffix in -masm=intel mode.
1960
19612009-11-25  Eric Botcazou  <ebotcazou@adacore.com>
1962
1963	PR target/10127
1964	PR ada/20548
1965	PR middle-end/42004
1966	* dwarf2out.c (dwarf2out_args_size_adjust): Rename to...
1967	(dwarf2out_stack_adjust): ...this.  Do not adjust the arg size for
1968	ACCUMULATE_OUTGOING_ARGS targets.  Rename former version to...
1969	(dwarf2out_notice_stack_adjust): ...this.  Adjust for above renaming.
1970	(dwarf2out_frame_debug_expr): Revert previous change and adjust for
1971	above renaming.
1972	(dwarf2out_frame_debug): Add ??? comment.  Adjust for above renaming.
1973
19742009-11-25  Uros Bizjak  <ubizjak@gmail.com>
1975
1976	* config/i386/predicates.md (emms_operation): New predicate.
1977	(vzeroupper_operation): Ditto.
1978	(vzeroall_operation): Improve pattern recognition.
1979	* config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
1980	(avx_vzeroupper): Change insn pattern to expander.
1981	(*avx_vzeroupper): New insn pattern.  Use vzeroupper_operation
1982	predicate.
1983	(*avx_vzeroall): Remove operands 1 and 2.
1984	* config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
1985	(mmx_femms): Ditto.
1986	(*mmx_emms): New insn pattern.  Use emms_operation predicate.
1987	(*mmx_femms): Ditto.
1988	* config/i386/i386.c (enum ix86_builtins)
1989	<IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
1990	(struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
1991	Remove initailization.
1992	<CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.
1993
19942009-11-25  Paul Brook  <paul@codesourcery.com>
1995
1996	* config/arm/arm.md (consttable_4): Handle (high ...).
1997
19982009-11-25  Robert Nelson  <robert.nelson@digikey.com>
1999	    Richard Earnshaw  <rearnsha@arm.com>
2000
2001	* arm.h (enum vfp_reg_type): Add VFP_NONE.
2002	* arm.c (all_fpus): Use it for floating point units that aren't based
2003	on the VFP architecture.
2004	(aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
2005	enum machine_mode.
2006
20072009-11-25  H.J. Lu  <hongjiu.lu@intel.com>
2008
2009	* alias.c: Remove trailing white spaces.
2010	* alloc-pool.c: Likewise.
2011	* alloc-pool.h: Likewise.
2012	* attribs.c: Likewise.
2013	* auto-inc-dec.c: Likewise.
2014	* basic-block.h: Likewise.
2015	* bb-reorder.c: Likewise.
2016	* bt-load.c: Likewise.
2017	* builtins.c: Likewise.
2018	* builtins.def: Likewise.
2019	* c-common.c: Likewise.
2020	* c-common.h: Likewise.
2021	* c-cppbuiltin.c: Likewise.
2022	* c-decl.c: Likewise.
2023	* c-format.c: Likewise.
2024	* c-lex.c: Likewise.
2025	* c-omp.c: Likewise.
2026	* c-opts.c: Likewise.
2027	* c-parser.c: Likewise.
2028	* c-pretty-print.c: Likewise.
2029	* c-tree.h: Likewise.
2030	* c-typeck.c: Likewise.
2031	* caller-save.c: Likewise.
2032	* calls.c: Likewise.
2033	* cfg.c: Likewise.
2034	* cfganal.c: Likewise.
2035	* cfgexpand.c: Likewise.
2036	* cfghooks.c: Likewise.
2037	* cfghooks.h: Likewise.
2038	* cfglayout.c: Likewise.
2039	* cfgloop.c: Likewise.
2040	* cfgloop.h: Likewise.
2041	* cfgloopmanip.c: Likewise.
2042	* cfgrtl.c: Likewise.
2043	* cgraph.c: Likewise.
2044	* cgraph.h: Likewise.
2045	* cgraphbuild.c: Likewise.
2046	* cgraphunit.c: Likewise.
2047	* cif-code.def: Likewise.
2048	* collect2.c: Likewise.
2049	* combine.c: Likewise.
2050	* convert.c: Likewise.
2051	* coverage.c: Likewise.
2052	* crtstuff.c: Likewise.
2053	* cse.c: Likewise.
2054	* cselib.c: Likewise.
2055	* dbgcnt.c: Likewise.
2056	* dbgcnt.def: Likewise.
2057	* dbgcnt.h: Likewise.
2058	* dbxout.c: Likewise.
2059	* dce.c: Likewise.
2060	* ddg.c: Likewise.
2061	* ddg.h: Likewise.
2062	* defaults.h: Likewise.
2063	* df-byte-scan.c: Likewise.
2064	* df-core.c: Likewise.
2065	* df-problems.c: Likewise.
2066	* df-scan.c: Likewise.
2067	* df.h: Likewise.
2068	* dfp.c: Likewise.
2069	* diagnostic.c: Likewise.
2070	* diagnostic.h: Likewise.
2071	* dominance.c: Likewise.
2072	* domwalk.c: Likewise.
2073	* double-int.c: Likewise.
2074	* double-int.h: Likewise.
2075	* dse.c: Likewise.
2076	* dwarf2asm.c: Likewise.
2077	* dwarf2asm.h: Likewise.
2078	* dwarf2out.c: Likewise.
2079	* ebitmap.c: Likewise.
2080	* ebitmap.h: Likewise.
2081	* emit-rtl.c: Likewise.
2082	* et-forest.c: Likewise.
2083	* except.c: Likewise.
2084	* except.h: Likewise.
2085	* expmed.c: Likewise.
2086	* expr.c: Likewise.
2087	* expr.h: Likewise.
2088	* final.c: Likewise.
2089	* flags.h: Likewise.
2090	* fold-const.c: Likewise.
2091	* function.c: Likewise.
2092	* function.h: Likewise.
2093	* fwprop.c: Likewise.
2094	* gcc.c: Likewise.
2095	* gcov-dump.c: Likewise.
2096	* gcov-io.c: Likewise.
2097	* gcov-io.h: Likewise.
2098	* gcov.c: Likewise.
2099	* gcse.c: Likewise.
2100	* genattr.c: Likewise.
2101	* genattrtab.c: Likewise.
2102	* genautomata.c: Likewise.
2103	* genchecksum.c: Likewise.
2104	* genconfig.c: Likewise.
2105	* genflags.c: Likewise.
2106	* gengtype-parse.c: Likewise.
2107	* gengtype.c: Likewise.
2108	* gengtype.h: Likewise.
2109	* genmddeps.c: Likewise.
2110	* genmodes.c: Likewise.
2111	* genopinit.c: Likewise.
2112	* genpreds.c: Likewise.
2113	* gensupport.c: Likewise.
2114	* ggc-common.c: Likewise.
2115	* ggc-page.c: Likewise.
2116	* ggc-zone.c: Likewise.
2117	* ggc.h: Likewise.
2118	* gimple-iterator.c: Likewise.
2119	* gimple-low.c: Likewise.
2120	* gimple-pretty-print.c: Likewise.
2121	* gimple.c: Likewise.
2122	* gimple.def: Likewise.
2123	* gimple.h: Likewise.
2124	* gimplify.c: Likewise.
2125	* graphds.c: Likewise.
2126	* graphite-clast-to-gimple.c: Likewise.
2127	* gthr-nks.h: Likewise.
2128	* gthr-posix.c: Likewise.
2129	* gthr-posix.h: Likewise.
2130	* gthr-posix95.h: Likewise.
2131	* gthr-single.h: Likewise.
2132	* gthr-tpf.h: Likewise.
2133	* gthr-vxworks.h: Likewise.
2134	* gthr.h: Likewise.
2135	* haifa-sched.c: Likewise.
2136	* hard-reg-set.h: Likewise.
2137	* hooks.c: Likewise.
2138	* hooks.h: Likewise.
2139	* hosthooks.h: Likewise.
2140	* hwint.h: Likewise.
2141	* ifcvt.c: Likewise.
2142	* incpath.c: Likewise.
2143	* init-regs.c: Likewise.
2144	* integrate.c: Likewise.
2145	* ipa-cp.c: Likewise.
2146	* ipa-inline.c: Likewise.
2147	* ipa-prop.c: Likewise.
2148	* ipa-pure-const.c: Likewise.
2149	* ipa-reference.c: Likewise.
2150	* ipa-struct-reorg.c: Likewise.
2151	* ipa-struct-reorg.h: Likewise.
2152	* ipa-type-escape.c: Likewise.
2153	* ipa-type-escape.h: Likewise.
2154	* ipa-utils.c: Likewise.
2155	* ipa-utils.h: Likewise.
2156	* ipa.c: Likewise.
2157	* ira-build.c: Likewise.
2158	* ira-color.c: Likewise.
2159	* ira-conflicts.c: Likewise.
2160	* ira-costs.c: Likewise.
2161	* ira-emit.c: Likewise.
2162	* ira-int.h: Likewise.
2163	* ira-lives.c: Likewise.
2164	* ira.c: Likewise.
2165	* jump.c: Likewise.
2166	* lambda-code.c: Likewise.
2167	* lambda-mat.c: Likewise.
2168	* lambda-trans.c: Likewise.
2169	* lambda.h: Likewise.
2170	* langhooks.c: Likewise.
2171	* lcm.c: Likewise.
2172	* libgcov.c: Likewise.
2173	* lists.c: Likewise.
2174	* loop-doloop.c: Likewise.
2175	* loop-init.c: Likewise.
2176	* loop-invariant.c: Likewise.
2177	* loop-iv.c: Likewise.
2178	* loop-unroll.c: Likewise.
2179	* lower-subreg.c: Likewise.
2180	* lto-cgraph.c: Likewise.
2181	* lto-compress.c: Likewise.
2182	* lto-opts.c: Likewise.
2183	* lto-section-in.c: Likewise.
2184	* lto-section-out.c: Likewise.
2185	* lto-streamer-in.c: Likewise.
2186	* lto-streamer-out.c: Likewise.
2187	* lto-streamer.c: Likewise.
2188	* lto-streamer.h: Likewise.
2189	* lto-symtab.c: Likewise.
2190	* lto-wpa-fixup.c: Likewise.
2191	* matrix-reorg.c: Likewise.
2192	* mcf.c: Likewise.
2193	* mode-switching.c: Likewise.
2194	* modulo-sched.c: Likewise.
2195	* omega.c: Likewise.
2196	* omega.h: Likewise.
2197	* omp-low.c: Likewise.
2198	* optabs.c: Likewise.
2199	* optabs.h: Likewise.
2200	* opts-common.c: Likewise.
2201	* opts.c: Likewise.
2202	* params.def: Likewise.
2203	* params.h: Likewise.
2204	* passes.c: Likewise.
2205	* plugin.c: Likewise.
2206	* postreload-gcse.c: Likewise.
2207	* postreload.c: Likewise.
2208	* predict.c: Likewise.
2209	* predict.def: Likewise.
2210	* pretty-print.c: Likewise.
2211	* pretty-print.h: Likewise.
2212	* print-rtl.c: Likewise.
2213	* print-tree.c: Likewise.
2214	* profile.c: Likewise.
2215	* read-rtl.c: Likewise.
2216	* real.c: Likewise.
2217	* recog.c: Likewise.
2218	* reg-stack.c: Likewise.
2219	* regcprop.c: Likewise.
2220	* reginfo.c: Likewise.
2221	* regmove.c: Likewise.
2222	* regrename.c: Likewise.
2223	* regs.h: Likewise.
2224	* regstat.c: Likewise.
2225	* reload.c: Likewise.
2226	* reload1.c: Likewise.
2227	* resource.c: Likewise.
2228	* rtl.c: Likewise.
2229	* rtl.def: Likewise.
2230	* rtl.h: Likewise.
2231	* rtlanal.c: Likewise.
2232	* sbitmap.c: Likewise.
2233	* sched-deps.c: Likewise.
2234	* sched-ebb.c: Likewise.
2235	* sched-int.h: Likewise.
2236	* sched-rgn.c: Likewise.
2237	* sched-vis.c: Likewise.
2238	* sdbout.c: Likewise.
2239	* sel-sched-dump.c: Likewise.
2240	* sel-sched-dump.h: Likewise.
2241	* sel-sched-ir.c: Likewise.
2242	* sel-sched-ir.h: Likewise.
2243	* sel-sched.c: Likewise.
2244	* sel-sched.h: Likewise.
2245	* sese.c: Likewise.
2246	* sese.h: Likewise.
2247	* simplify-rtx.c: Likewise.
2248	* stack-ptr-mod.c: Likewise.
2249	* stmt.c: Likewise.
2250	* stor-layout.c: Likewise.
2251	* store-motion.c: Likewise.
2252	* stringpool.c: Likewise.
2253	* stub-objc.c: Likewise.
2254	* sync-builtins.def: Likewise.
2255	* target-def.h: Likewise.
2256	* target.h: Likewise.
2257	* targhooks.c: Likewise.
2258	* targhooks.h: Likewise.
2259	* timevar.c: Likewise.
2260	* tlink.c: Likewise.
2261	* toplev.c: Likewise.
2262	* toplev.h: Likewise.
2263	* tracer.c: Likewise.
2264	* tree-affine.c: Likewise.
2265	* tree-affine.h: Likewise.
2266	* tree-browser.def: Likewise.
2267	* tree-call-cdce.c: Likewise.
2268	* tree-cfg.c: Likewise.
2269	* tree-cfgcleanup.c: Likewise.
2270	* tree-chrec.c: Likewise.
2271	* tree-chrec.h: Likewise.
2272	* tree-complex.c: Likewise.
2273	* tree-data-ref.c: Likewise.
2274	* tree-data-ref.h: Likewise.
2275	* tree-dfa.c: Likewise.
2276	* tree-dump.c: Likewise.
2277	* tree-dump.h: Likewise.
2278	* tree-eh.c: Likewise.
2279	* tree-flow-inline.h: Likewise.
2280	* tree-flow.h: Likewise.
2281	* tree-if-conv.c: Likewise.
2282	* tree-inline.c: Likewise.
2283	* tree-into-ssa.c: Likewise.
2284	* tree-loop-distribution.c: Likewise.
2285	* tree-loop-linear.c: Likewise.
2286	* tree-mudflap.c: Likewise.
2287	* tree-nested.c: Likewise.
2288	* tree-nomudflap.c: Likewise.
2289	* tree-nrv.c: Likewise.
2290	* tree-object-size.c: Likewise.
2291	* tree-optimize.c: Likewise.
2292	* tree-outof-ssa.c: Likewise.
2293	* tree-parloops.c: Likewise.
2294	* tree-pass.h: Likewise.
2295	* tree-phinodes.c: Likewise.
2296	* tree-predcom.c: Likewise.
2297	* tree-pretty-print.c: Likewise.
2298	* tree-profile.c: Likewise.
2299	* tree-scalar-evolution.c: Likewise.
2300	* tree-ssa-address.c: Likewise.
2301	* tree-ssa-alias.c: Likewise.
2302	* tree-ssa-ccp.c: Likewise.
2303	* tree-ssa-coalesce.c: Likewise.
2304	* tree-ssa-copy.c: Likewise.
2305	* tree-ssa-copyrename.c: Likewise.
2306	* tree-ssa-dce.c: Likewise.
2307	* tree-ssa-dom.c: Likewise.
2308	* tree-ssa-dse.c: Likewise.
2309	* tree-ssa-forwprop.c: Likewise.
2310	* tree-ssa-ifcombine.c: Likewise.
2311	* tree-ssa-live.c: Likewise.
2312	* tree-ssa-live.h: Likewise.
2313	* tree-ssa-loop-ch.c: Likewise.
2314	* tree-ssa-loop-im.c: Likewise.
2315	* tree-ssa-loop-ivcanon.c: Likewise.
2316	* tree-ssa-loop-ivopts.c: Likewise.
2317	* tree-ssa-loop-manip.c: Likewise.
2318	* tree-ssa-loop-niter.c: Likewise.
2319	* tree-ssa-loop-prefetch.c: Likewise.
2320	* tree-ssa-loop-unswitch.c: Likewise.
2321	* tree-ssa-loop.c: Likewise.
2322	* tree-ssa-math-opts.c: Likewise.
2323	* tree-ssa-operands.c: Likewise.
2324	* tree-ssa-operands.h: Likewise.
2325	* tree-ssa-phiopt.c: Likewise.
2326	* tree-ssa-phiprop.c: Likewise.
2327	* tree-ssa-pre.c: Likewise.
2328	* tree-ssa-propagate.c: Likewise.
2329	* tree-ssa-reassoc.c: Likewise.
2330	* tree-ssa-sccvn.c: Likewise.
2331	* tree-ssa-sink.c: Likewise.
2332	* tree-ssa-structalias.c: Likewise.
2333	* tree-ssa-ter.c: Likewise.
2334	* tree-ssa-threadedge.c: Likewise.
2335	* tree-ssa-threadupdate.c: Likewise.
2336	* tree-ssa-uncprop.c: Likewise.
2337	* tree-ssa.c: Likewise.
2338	* tree-ssanames.c: Likewise.
2339	* tree-switch-conversion.c: Likewise.
2340	* tree-tailcall.c: Likewise.
2341	* tree-vect-data-refs.c: Likewise.
2342	* tree-vect-generic.c: Likewise.
2343	* tree-vect-loop-manip.c: Likewise.
2344	* tree-vect-loop.c: Likewise.
2345	* tree-vect-patterns.c: Likewise.
2346	* tree-vect-slp.c: Likewise.
2347	* tree-vect-stmts.c: Likewise.
2348	* tree-vectorizer.c: Likewise.
2349	* tree-vectorizer.h: Likewise.
2350	* tree-vrp.c: Likewise.
2351	* tree.c: Likewise.
2352	* tree.def: Likewise.
2353	* tree.h: Likewise.
2354	* treestruct.def: Likewise.
2355	* unwind-compat.c: Likewise.
2356	* unwind-dw2-fde-glibc.c: Likewise.
2357	* unwind-dw2.c: Likewise.
2358	* value-prof.c: Likewise.
2359	* value-prof.h: Likewise.
2360	* var-tracking.c: Likewise.
2361	* varasm.c: Likewise.
2362	* varpool.c: Likewise.
2363	* vec.c: Likewise.
2364	* vec.h: Likewise.
2365	* vmsdbgout.c: Likewise.
2366	* web.c: Likewise.
2367	* xcoffout.c: Likewise.
2368
23692009-11-24  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2370
2371	* pa.c (output_call): Only use sr4 for long interspace calls if
2372	call binds local and generating non PIC code.
2373	(attr_length_call): Adjust length calculation for above.
2374
23752009-11-25  Uros Bizjak  <ubizjak@gmail.com>
2376
2377	* config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
2378	(add<mode>3_carry): Change operand order of plus RTX.
2379	(*add<mode>3_carry): Ditto.
2380	(*addsi3_carry_zext): Ditto.
2381	(*add<dwi>3_doubleword): Update for changed operand order.
2382	(*negti2_1 splitter): Ditto.
2383	(*negdi2_1 splitter): Ditto.
2384	(<plusminus_insn><mode>3_carry): Macroize expander from
2385	{add,sub}<mode>3_carry patterns using plusminus code iterator.
2386	(*<plusminus_insn><mode>3_carry): Macroize insn from
2387	*{add,sub}<mode>3_carry patetrns using plusminus code iterator.
2388	(neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
2389	patterns using SDWIM mode iterator.
2390	(*neg<dwi>2_doubleword): New insn_and_split pattern.  Macroize
2391	pattern from *neg{di,ti}2_1 patterns and corresponding splitters
2392	using DWIH mode iterator.
2393	(*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
2394	using SWI mode iterator.
2395	(*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
2396	(one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
2397	patterns using SWIM mode iterator.
2398	(*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
2399	patterns using SWI248 mode iterator.
2400	(*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
2401	patterns using SWI mode iterator.
2402	(*one_cmpl<mode>2_2 splitter): Macroize splitter from
2403	one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
2404
24052009-11-24  Michael Matz  <matz@suse.de>
2406
2407	* expr.c (set_storage_via_libcall): Fix build_call_expr call.
2408
24092009-11-24  David Binderman  <dcb314@hotmail.com>
2410
2411	* expr.c (store_field): Remove set but not used local variable
2412	width_mask.
2413	(expand_expr_real_2): Remove treeop2.
2414	* gcse.c (update_ld_motion_stores): Remove new_rtx.
2415	* haifa-sched.c (max_issue): Remove points.
2416	(sched_create_recovery_edges): Remove e.
2417	* ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
2418
24192009-11-24  Nick Clifton  <nickc@redhat.com>
2420
2421	* config/v850/v850.c (function_arg): Fix handling of zero-length
2422	function arguments.
2423
24242009-11-24  Michael Matz  <matz@suse.de>
2425
2426	* tree.h (union tree_ann_d): Don't declare.
2427	(tree_base): Remove ann field.
2428	(struct var_ann_d): Declare forward.
2429	(tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
2430	(DECL_VAR_ANN_PTR): New macro.
2431	* tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
2432	accept only VAR, PARM or RESULT decls.
2433	(create_tree_common_ann): Remove.
2434	(remove_referenced_var): Use DECL_VAR_ANN_PTR.
2435	* tree-eh.c (lookup_expr_eh_lp): Remove.
2436	* tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
2437	DECL_VAR_ANN_PTR.
2438	(ann_type, tree_common_ann, get_tree_common_ann): Remove.
2439	* tree-flow.h (enum tree_ann_type): Remove.
2440	(struct tree_ann_common_d): Remove.
2441	(struct var_ann_d): Remove common field.
2442	(union tree_ann_d): Remove.
2443	(tree_ann_t, tree_ann_common_t): Remove typedefs.
2444	(tree_common_ann, get_tree_common_ann, ann_type,
2445	create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
2446	* tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
2447	* tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
2448	* builtins.c (expand_builtin_memcpy): Use
2449	currently_expanding_gimple_stmt instead of tree annotation.
2450	(expand_builtin_memset_args): Ditto.
2451	* cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
2452	(expand_call_stmt): Don't set tree annotation.
2453	(expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
2454	* expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
2455	* gimple.h (currently_expanding_gimple_stmt): Declare.
2456
24572009-11-24  Paolo Carlini  <paolo.carlini@oracle.com>
2458
2459	* dwarf2out.c (add_location_or_const_value_attribute): Remove
2460	useless NOTE_VAR_LOCATION_STATUS call.
2461	* cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
2462
24632009-11-24  Rafael Avila de Espindola  <espindola@google.com>
2464
2465	* lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
2466	being called recursively.
2467
24682009-11-24  Basile Starynkevitch  <basile@starynkevitch.net>
2469
2470	* Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
2471	$(MD5_H) params.def params.h prefix.h tree-inline.h.
2472
24732009-11-24  Paul Brook  <paul@codesourcery.com>
2474
2475	* gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
2476	typo.
2477
24782009-11-24  Julian Brown  <julian@codesourcery.com>
2479	    Paul Brook  <paul@codesourcery.com>
2480
2481	* config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
2482	(arm_dwarf_register_span): New function.
2483	(arm_dbx_register_number): Add VFPv3 dwarf numbering.
2484
24852009-11-24  David Binderman  <dcb314@hotmail.com>
2486
2487	* cfgrtl.c (commit_one_edge_insertion): Remove set but not used
2488	local variable bb_note.
2489	* dominance.c (get_dominated_by): Likewise local var n.
2490	(output_file_names): Likewise local var idx.
2491	(add_location_or_const_value_attribute): Likewise local var status.
2492	* dwarf2out.c (gen_variable_die): Likewise local var field.
2493	* emit-rtl.c (no_line_numbers): Remove.
2494	(init_emit_once): Remove line_numbers parameter.
2495	* rtl.h (init_emit_once): Adjust prototype.
2496	* toplev.c (backend_init): Adjust init_emit_once call.
2497
24982009-11-24  Richard Guenther  <rguenther@suse.de>
2499
2500	PR tree-optimization/42142
2501	* tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
2502	Handle iv-dependent (non-)kills properly.
2503	(mark_aliased_reaching_defs_necessary): Pass the basic-block
2504	of the reference statement to mark_aliased_reaching_defs_necessary_1.
2505
25062009-11-24  Martin Jambor  <mjambor@suse.cz>
2507
2508	PR tree-optimization/42154
2509	* tree-sra.c (struct access): Added comments.
2510	(sra_modify_expr): Build references to the old aggregate with
2511	build_ref_for_offset instead of reusing access->expr.
2512	(load_assign_lhs_subreplacements): Likewise.
2513
25142009-11-24  Uros Bizjak  <ubizjak@gmail.com>
2515
2516	* config/i386/i386.md (add<mode>3_carry): Change insn pattern
2517	to expander.
2518	(sub<mode>3_carry): Ditto.
2519	(x86_mov<mode>cc_0_m1): Ditto.
2520	(*add<mode>3_carry): New insn pattern.  Use VOIDmode match_operator
2521	for ix86_carry_flag_operator operator predicate.
2522	(*sub<mode>3_carry): Ditto.
2523	(*x86_mov<mode>cc_0_m1): Ditto.
2524	(*addsi3_carry_zext): Use VOIDmode match_operator for
2525	ix86_carry_flag_operator operator predicate.
2526	(*subsi3_carry_zext): Ditto.
2527	(*x86_mov<mode>cc_0_m1_s): Ditto.
2528	(*x86_mov<mode>cc_0_m1_neg): Ditto.
2529	* config/i386/predocates.md (ix86_carry_flag_operator): Do not
2530	check operator sub-expressions for FLAGS_REG and const0_rtx.
2531	* config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
2532	(ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
2533	(ix86_expand_int_addcc): Update calls to
2534	gen_{add,sub}{qi,hi,si,di}3_carry.  Do not set mode of compare_op.
2535	(ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
2536	Do not set mode of compare operation.
2537
25382009-11-23  Jan Hubicka  <jh@suse.cz>
2539
2540	PR middle-end/42151
2541	* ipa-inline.c (inline_transform): Avoid ICE when transform is called
2542	twice.
2543
25442009-11-23  Jan Hubicka  <jh@suse.cz>
2545
2546	* ipa-cp.c (ipcp_compute_node_scale): Work around completely
2547	wrong profile updates.
2548	* predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
2549	having largest frequency.
2550	* ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
2551	used uninitalized warning.
2552	* tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
2553	frequencies.
2554
25552009-11-23  Uros Bizjak  <ubizjak@gmail.com>
2556
2557	* config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
2558	of gen_rtx_REG to generate operand 5.
2559	(*cmp_ssub_sidi): Ditto.
2560
25612009-11-23  Richard Henderson  <rth@redhat.com>
2562
2563	* config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
2564	mismatch.
2565
25662009-11-23  Paul Brook  <paul@codesourcery.com>
2567
2568	* config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
2569	case for noreturn functions.
2570	(arm_compute_save_reg_mask): Remove special noreturn handling.
2571
25722009-11-23  Richard Guenther  <rguenther@suse.de>
2573
2574	* tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
2575	size for DECL bases.
2576
25772009-11-22  Richard Henderson  <rth@redhat.com>
2578
2579	* i386.c (avx_vpermilp_parallel): New function.
2580	* i386-protos.h: Declare it.
2581	* predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
2582	avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
2583	* sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
2584	(ssescalarnum, ssedoublesizemode): Add AVX modes.
2585	(vpermilbits): Remove.
2586	(avx_vpermil<mode>): Change insns to expanders.
2587	(*avx_vpermil<mode>): New.  Use vec_select.
2588
25892009-11-22  Richard Earnshaw  <rearnsha@arm.com>
2590
2591	* opts.c (decode_options): Don't enable flag_schedule_insns
2592	when optimizing for size.
2593	* doc/invoke.texi: Document change.
2594
25952009-11-22  Uros Bizjak  <ubizjak@gmail.com>
2596
2597	PR target/42113
2598	* config/alpha/alpha.md (*cmp_sadd_si): Change mode
2599	of scratch register to SImode.
2600	(*cmp_sadd_sidi): Ditto.
2601	(*cmp_ssub_si): Ditto.
2602	(*cmp_ssub_sidi): Ditto.
2603
26042009-11-21  Ian Lance Taylor  <iant@google.com>
2605
2606	* Makefile.in (HOST_LIBS): Move higher in file.
2607	(LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
2608	is not empty, set to $(CC) and $(CFLAGS).
2609
26102009-11-22  Martin Jambor  <mjambor@suse.cz>
2611
2612	* tree-cfg.c (verify_types_in_gimple_reference): Error out on
2613	V_C_E of an SSA_NAME or an invariant if lvalue is required.
2614	(verify_gimple_call): Verify LHS also with with
2615	verify_types_in_gimple_reference.
2616
26172009-11-21  Martin Jambor  <mjambor@suse.cz>
2618
2619	PR middle-end/42025
2620	* tree-sra.c (access_precludes_ipa_sra_p): New function.
2621	(splice_param_accesses): Check all accesses by calling
2622	access_precludes_ipa_sra_p.
2623	(sra_ipa_modify_expr): Rename argument erite to dont_convert and do
2624	not convert types if it is true.
2625	(sra_ipa_modify_assign): Convert types in case of mismatch.
2626
26272009-11-21  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
2628
2629	* config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
2630	for operand 1.
2631
26322009-11-21  Adam Nemet  <adambnemet@gmail.com>
2633
2634	* config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
2635	(mips_mulsidi3_gen_fn): Declare new function.
2636	* config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
2637	* config/mips/mips.md (<u>mulsidi3): Change condition to use
2638	mips_mulsidi3_gen_fn.  Use mips_mulsidi3_gen_fn to generate the insn.
2639	(<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
2640	(mulsidi3_64bit_dmul): New define_insn.
2641
26422009-11-21  Ben Elliston  <bje@au.ibm.com>
2643
2644	* gengtype-lex.l: Enable noinput flex option.
2645	(YY_NO_INPUT): Remove define.
2646
26472009-11-21  Alexandre Oliva  <aoliva@redhat.com>
2648
2649	* tree-ssa.c (find_released_ssa_name): Handle NULL wi.
2650	(insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
2651	(insert_debug_temps_for_defs): Handle PHI nodes.
2652	* tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
2653	SSA names.
2654
26552009-11-21  Alexandre Oliva  <aoliva@redhat.com>
2656
2657	* tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
2658	after remove_phi_node.
2659
26602009-11-21  Alexandre Oliva  <aoliva@redhat.com>
2661
2662	PR tree-optimization/42078
2663	* gimple.h (gimple_replace_lhs): New declaration.
2664	* gimple.c (gimple_replace_lhs): New function.
2665	* tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
2666	modifying the call.
2667
26682009-11-20  Sebastian Pop  <sebastian.pop@amd.com>
2669
2670	* config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
2671	(xop_mulv2div2di3_low): Same.
2672	(*xop_pmacsdqh_mem): Same.
2673
26742009-11-20  Richard Henderson  <rth@redhat.com>
2675
2676	* config/i386/i386-builtin-types.awk: New file.
2677	* config/i386/i386-builtin-types.def: New file.
2678	* config/i386/t-i386: Use them to build i386-builtin-types.inc.
2679	* config/i386/i386.c: Include it.
2680	(ix86_builtin_type_tab, ix86_get_builtin_type): New.
2681	(ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
2682	(struct builtin_isa): Remove GTY marker.  Replace tree type with
2683	ix86_builtin_func_type; add set_and_not_built_p.
2684	(def_builtin): Change type parameter to tcode; use
2685	ix86_get_builtin_func_type; update all callers.  Accept zero mask
2686	to mean the builtin is unconditionally available.
2687	(ix86_add_new_builtins): Use set_and_not_built_p instead of type
2688	being set to NULL.
2689	(enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
2690	Update some users to rationalized enumeration codes from new include.
2691	(enum multi_arg_type): Remove.  Replace all enumeration values
2692	with defines to new ix86_builtin_func_type.
2693	(ix86_init_mmx_sse_builtins): Don't build any types here.  Defer
2694	all type resolution to def_builtin.
2695	(ix86_init_builtin_types): Split out from ...
2696	(ix86_init_builtins): ... here.  Use ix86_get_builtin_func_type.
2697
26982009-11-20  Michael Meissner  <meissner@linux.vnet.ibm.com>
2699
2700	PR target/41787
2701	* config/rs6000/rs6000.c (struct machine_function): Revert
2702	2009-10-23 change to set VRSAVE to non-0 if we use VSX.
2703	(rs6000_expand_to_rtl_hook): Ditto.
2704	(rs6000_check_vector_mode): Ditto.
2705	(compute_vrsave_mask): Ditto.
2706
27072009-11-20  Paul Brook  <paul@codesourcery.com>
2708
2709	* doc/invoke.texi: Document ARM -mcpu=cortex-a5.
2710	* config/arm/arm-cores.def: Add cortex-a5.
2711	* config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
2712	* config/arm/arm-tune.md: Regenerate.
2713
27142009-11-20 Olga Golovanevsky <olga@il.ibm.com>
2715
2716	PR middle-end/39960
2717	* ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
2718	(ref_pos): New field in structure.
2719	(insert_new_var_in_stmt): New function.
2720
2721
27222009-11-20  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2723
2724	* config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
2725	* config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
2726	(INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
2727	(UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2728	(INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2729	INT_LEAST64_TYPE): Define.
2730	(UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2731	UINT_LEAST64_TYPE): Define.
2732	(INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2733	INT_FAST64_TYPE): Define.
2734	(UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2735	UINT_FAST64_TYPE): Define.
2736	(INTPTR_TYPE, UINTPTR_TYPE): Define.
2737
27382009-11-20  Julian Brown  <julian@codesourcery.com>
2739
2740	* config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
2741	specially for Thumb-1.
2742	(ASM_OUTPUT_REG_POP): Likewise.
2743
27442009-11-19  Jason Merrill  <jason@redhat.com>
2745
2746	* dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
2747
27482009-11-19  Basile Starynkevitch  <basile@starynkevitch.net>
2749	    Rafael Avila de Espindola  <espindola@google.com>
2750
2751	* doc/plugins.texi (Plugin initialization): Added advices for
2752	retrieving the version of GCC at plugin compilation and loading times.
2753
27542009-11-19  Basile Starynkevitch  <basile@starynkevitch.net>
2755
2756	* plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
2757	(dump_active_plugins): output to file everything. Use
2758	internationalized dump & FMT_FOR_PLUGIN_EVENT.
2759
27602009-11-19  Richard Guenther  <rguenther@suse.de>
2761
2762	* gimple.c (canonicalize_cond_expr_cond): Strip conversions
2763	around truth-valued expressions.
2764	* tree.c (free_lang_data): Untangle check for LTO frontend.
2765
27662009-11-19  Jakub Jelinek  <jakub@redhat.com>
2767
2768	* tree.c (need_assembler_name_p): Use cgraph_get_node instead
2769	of cgraph_node_for_decl.
2770	* cgraph.h (cgraph_node_for_decl): Remove prototype.
2771	* cgraph.c (cgraph_node_for_decl): Remove.
2772	(cgraph_get_node): Just return NULL if !cgraph_hash.
2773
27742009-11-19  Paul Brook  <paul@codesourcery.com>
2775
2776	* config.gcc: Add new ARM --with-fpu options.
2777	* doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
2778	* config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
2779
27802009-11-18  Richard Guenther  <rguenther@suse.de>
2781
2782	* gimple.h (union gimple_statement_d): Add gsmembase member.
2783	(gimple_vuse_op): Use gsmembase for access.
2784	(gimple_vdef_op): Likewise.
2785	(gimple_vuse): Likewise.
2786	(gimple_vdef): Likewise.
2787	(gimple_vuse_ptr): Likewise.
2788	(gimple_vdef_ptr): Likewise.
2789	(gimple_set_vuse): Likewise.
2790	(gimple_set_vdef): Likewise.
2791	* gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
2792
27932009-11-18  Daniel Jacobowitz  <dan@codesourcery.com>
2794
2795	* doc/arm-neon-intrinsics.texi: Regenerated.
2796
27972009-11-18  Daniel Jacobowitz  <dan@codesourcery.com>
2798
2799	* config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
2800
28012009-11-18  Paul Brook  <paul@codesourcery.com>
2802	    Daniel Jacobowitz  <dan@codesourcery.com>
2803
2804	* config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
2805	(arm_arch7em): New variable.
2806	(all_architectures): Add armv7e-m.
2807	(arm_override_options): Set arm_arch7em.
2808	* config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
2809	Include arm_arch7em.
2810	(arm_arch7em): Declare.
2811
28122009-11-18  Richard Guenther  <rguenther@suse.de>
2813
2814	* lto-streamer-in.c (input_gimple_stmt): Assert that we find
2815	a valid field decl if checking is enabled.
2816
28172009-11-18  Martin Jambor  <mjambor@suse.cz>
2818
2819	* ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
2820	(lto_ipa_fixup_call_notes): Declare.
2821	* ipa-prop.c (ipa_note_param_call): Store gimple uid.
2822	(update_call_notes_after_inlining): Copy call stmt uid to the new
2823	edge.
2824	(ipa_write_param_call_note): New function.
2825	(ipa_read_param_call_note): New function
2826	(ipa_write_node_info): Write also param call notes.  Removed a bogus
2827	comment, reformatted to fit 80 columns.
2828	(ipa_read_node_info): Read also param call notes. Removed a bogus
2829	comment.  Remove ipa_edge_args_vector growth.
2830	(lto_ipa_fixup_call_notes): New function.
2831	* ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
2832	* ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
2833	inlining regardless of flag_wpa.
2834	(cgraph_decide_inlining_of_small_functions): Likewise.
2835	(cgraph_decide_inlining): Likewise.
2836	(inline_read_summary): Likewise.
2837
28382009-11-18  Jan Hubicka  <jh@suse.cz>
2839
2840	* predict.c (compute_function_frequency): Export.
2841	* predict.h (compute_function_frequency): Declare.
2842	* tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
2843
28442009-11-18  Martin Jambor  <mjambor@suse.cz>
2845
2846	* passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
2847	on all nodes we write summaries for.
2848
28492009-11-18  Shujing Zhao  <pearly.zhao@oracle.com>
2850
2851	PR middle-end/22201
2852	* params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
2853	(PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
2854	(PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
2855	(PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
2856	(PARAM_MIN_INSN_TO_PREFETCH_RATIO)
2857	(PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
2858	(PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
2859	description string.
2860
28612009-11-18  Jakub Jelinek  <jakub@redhat.com>
2862
2863	* dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
2864	unnecessarily.
2865	(rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
2866
2867	PR c++/3187
2868	* cgraph.h (struct cgraph_node): Add same_body and same_body_alias
2869	fields.
2870	(cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2871	prototypes.
2872	* cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
2873	cgraph_materialize_all_clones): Handle same_body aliases.
2874	* cgraph.c (cgraph_allocate_node): New function.
2875	(cgraph_create_node): Use it.
2876	(cgraph_node_for_decl, cgraph_node, cgraph_get_node,
2877	cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
2878	(cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2879	functions.
2880	* lto-cgraph.c (lto_output_node): Stream out same_body aliases.
2881	(input_node): Stream in same_body aliases.
2882	* lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
2883	for same_body aliases.
2884	(lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
2885
28862009-11-18  Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2887
2888	PR other/39888
2889	* config/darwin.h: Use the extension stub libraries to access
2890	current libgcc_s features.
2891
28922009-11-18  Alexandre Oliva  <aoliva@redhat.com>
2893
2894	PR debug/41926
2895	* tree-vect-loop.c (vect_loop_kill_debug_uses): New.
2896	(vect_transform_loop): Call it.
2897
28982009-11-18  Alexandre Oliva  <aoliva@redhat.com>
2899
2900	* tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
2901	released SSA names.
2902
29032009-11-18  Alexandre Oliva  <aoliva@redhat.com>
2904
2905	PR debug/41888
2906	PR debug/41886
2907	* graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
2908	are ok.
2909	* graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
2910	(try_generate_gimple_bb): Skip debug stmts when finding data refs.
2911	* sese.c (sese_build_liveouts_bb): Skip debug stmts.
2912	(sese_bad_liveouts_use): New.
2913	(sese_reset_debug_liveouts_bb): New.
2914	(sese_build_liveouts): Use it.
2915	(rename_variables_in_stmt): Reset debug stmts rather than creating
2916	new vars for them.
2917	(expand_scalar_variable_stmt): Likewise.
2918
29192009-11-18  Alexandre Oliva  <aoliva@redhat.com>
2920
2921	* df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
2922	(df_ref_remove): Likewise.
2923
29242009-11-17  Jan Hubicka  <jh@suse.cz>
2925
2926	* ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
2927	info.
2928
29292009-11-17  Eric Botcazou  <ebotcazou@adacore.com>
2930
2931	* toplev.c (process_options): Remove dead code.
2932	* doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
2933
29342009-11-17  Rafael Avila de Espindola  <espindola@google.com>
2935
2936	* lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
2937	nodes.
2938
29392009-11-17  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2940
2941	PR tree-optimization/41857
2942	* tree-ssa-address.c (move_hint_to_base): Use void pointer to
2943	TYPE's address space instead of pointer to TYPE.
2944
29452009-11-17  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2946
2947	* reload.c (find_reloads_address): Fix typo.
2948
29492009-11-17  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2950
2951	* config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
2952	registers in leaf functions if possible.
2953
29542009-11-17  Maxim Kuvyrkov  <maxim@codesourcery.com>
2955
2956	* config/m68k/m68k-devices.def: Add MCF5441x family.
2957
29582009-11-17  Jan Hubicka  <jh@suse.cz>
2959
2960	* cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
2961	removed node.
2962	* cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
2963
29642009-11-17  Uros Bizjak  <ubizjak@gmail.com>
2965
2966	* config/i386/predicates.md (x86_64_szext_general_operand): Do not
2967	nest ior expressions.
2968	(x86_64_szext_nonmemory_operand): Ditto.
2969	(call_insn_operand): Ditto.
2970
29712009-11-16  Alexandre Oliva  <aoliva@redhat.com>
2972
2973	* stmt.c (expand_asm_stmt): Get locus from stmt.
2974
29752009-11-16  Alexandre Oliva  <aoliva@redhat.com>
2976
2977	* tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
2978	Create the decl label for the new dest block on demand.  Require
2979	a fallthrough edge if no asm labels were redirected.
2980
29812009-11-16  Uros Bizjak  <ubizjak@gmail.com>
2982
2983	* config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
2984	operand 1 predicate.
2985	(cstoresi4): Ditto for operand 2.
2986	(cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
2987	patterns using SDWIM mode iterator.
2988	(cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
2989	using SWIM mode iterator.
2990	(cmpdi_1): Rename from cmpdi_1_rex64.
2991	(cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
2992	SWI48 mode iterator.
2993	(*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
2994	using SWI mode iterator.
2995	(*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
2996	(*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
2997	(*cmpqi_ext_3_insn): Make private.
2998	(*cmpqi_ext_3_insn_rex64): Make private.
2999	(cmpstrnsi): Update for renamed cmpdi_1_rex64.
3000	* config/i386/predicates.md (cmpsi_operand): Remove.
3001
30022009-11-16  Paul Brook  <paul@codesourcery.com>
3003
3004	* doc/invoke.texi: Document ARM VFPv4 based FPUs.
3005	* config/arm/arm.c (all_fpus): Add VFPv4 entries.
3006
30072009-11-14  Jan Hubicka  <jh@suse.cz>
3008
3009	* cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
3010	ENTRY_BLOCK_PTR.
3011	* cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
3012	zero out all callees.
3013	* cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
3014	frequency and count match.
3015	* ipa-inline.c (update_noncloned_frequencies): New function.
3016	(cgraph_clone_inlined_nodes): Use it.
3017	* tree-inline.c (copy_bb): Fix frequency scaling; output
3018	diagnostic on frequency mismatches to dump file.
3019	(initialize_cfun): Do not scale frequency; fix count scaling;
3020	initialize entry and exit block frequencies; copy profile info.
3021	(copy_cfg_body): Use frequency_scale as argument; fix count scaling.
3022	(copy_body): Use frequency_scale as argument.
3023	(expand_call_inline): Compute frequency scale and output diagnostic
3024	to dump file.
3025	(delete_unreachable_blocks_update_callgrah): Remove checking that
3026	has to be done after edge redirection.
3027	(tree_function_versioning): Update initialize_cfun and copy_body call.
3028
30292009-11-14  Jan Hubicka  <jh@suse.cz>
3030
3031	* cgraph.c (cgraph_release_function_body): Update use of
3032	ipa_transforms_to_apply.
3033	(cgraph_remove_node): Remove ipa_transforms_to_apply.
3034	* cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
3035	* cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
3036	copied body.
3037	(cgraph_materialize_clone): Remove original if dead.
3038	* lto-streamer-in.c (lto_read_body): Remove FIXME and
3039	ipa_transforms_to_apply hack.
3040	* function.h (struct function): Add ipa_transforms_to_apply.
3041	* ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
3042	* tree-inline.c (copy_bb): Update sanity check.
3043	(initialize_cfun): Do not copy ipa_transforms_to_apply.
3044	(expand_call_inline): remove dead clone originals.
3045	(tree_function_versioning): Merge transformation queues.
3046	* passes.c (add_ipa_transform_pass): Remove.
3047	(execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
3048	tracking.
3049	(execute_all_ipa_transforms): Update.
3050	(execute_one_pass): Update.
3051
30522009-11-14  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>
3053
3054	PR target/21078, 21080
3055	* config/avr/avr.c (avr_return_addr_rtx): New function for
3056	builtin_return_address.
3057	(expand_prologue): Calculate stack usage.
3058	(avr_asm_function_end_prologue): Output stack size and offset label.
3059	* config/avr/avr.h (RETURN_ADDR_RTX): Replace.
3060	(machine_function): Add stack_usage.
3061	* config/avr/avr-protos.h (avr_return_addr_rtx): New function.
3062
30632009-11-14  Anatoly Sokolov  <aesok@post.ru>
3064
3065	* config/iq2000/iq2000.c (iq2000_function_value): Make static, add
3066	new 'outgoing' argument.
3067	(iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
3068	(TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3069	* config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
3070	iq2000_function_value_regno_p.
3071	(FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3072	* config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
3073	Declare.
3074
30752009-11-14  Richard Earnshaw  <rearnsha@arm.com>
3076
3077	PR target/42031
3078	* arm.md (adddi_sesidi_di): Place tied contraint first.
3079	(adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
3080	(subdi_zesidi_di, subdi_sesidi_di): Likewise.
3081	(mulsi3_compare0, mulsi_compare0_scratch): Likewise.
3082	(mulsi3addsi, mulsi3addsi_compare0): Likewise.
3083	(mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
3084	(umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
3085	(anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
3086	(andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
3087	(arm_lshrdi3_1bit, one_cmpldi2): Likewise.
3088
30892009-11-14  Uros Bizjak  <ubizjak@gmail.com>
3090
3091	* config/i386/predicates.md (call_register_no_elim_operand):
3092	New predicate.  Reject stack register as valid call operand
3093	for 32bit targets.
3094	(call_insn_operand): Use call_register_no_elim_operand.
3095
30962009-11-13  Richard Henderson  <rth@redhat.com>
3097
3098	* function.c (stack_protect_prologue): Don't bypass expand_expr
3099	for stack_protect_guard and guard_decl.
3100	(stack_protect_epilogue): Likewise.
3101
31022009-11-13  Jan Hubicka  <jh@suse.cz>
3103
3104	* ipa.c (function_and_variable_visibility): Clear COMDAT on functions
3105	when to PUBLIC is set.
3106
31072009-11-13  Jakub Jelinek  <jakub@redhat.com>
3108
3109	PR middle-end/42029
3110	* gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
3111	tmp_load if needed.
3112
31132009-11-13  Uros Bizjak  <ubizjak@gmail.com>
3114
3115	PR target/41900
3116	* config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
3117	*call_value_1): Use "lsm" as operand 1 constraint.
3118	* config/i386/predicates.md (call_insn_operand): Depend on
3119	index_register_operand to avoid %esp register.
3120
31212009-11-13  Uros Bizjak  <ubizjak@gmail.com>
3122
3123	Revert:
3124	2009-11-03  Uros Bizjak  <ubizjak@gmail.com>
3125
3126	PR target/41900
3127	* config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
3128	(TARGET_CALL_ESP): New define.
3129	* config/i386/i386.c (initial_ix86_tune_features): Initialize
3130	X86_ARCH_CALL_ESP.
3131	* config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
3132	*call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
3133	*call_1, *call_value_pop_1 and *call_value_1.  Depend on
3134	TARGET_CALL_ESP.
3135	(*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
3136	New patterns, use "lsm" as operand 1 constraint.
3137	* config/i386/predicates.md (call_insn_operand): Depend on
3138	index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
3139
31402009-11-13  Jason Merrill  <jason@redhat.com>
3141
3142	PR debug/26965
3143	* dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
3144	Don't emit a second declaration at any scope.
3145
31462009-11-13  Andrey Belevantsev  <abel@ispras.ru>
3147
3148	PR rtl-optimization/41697
3149	* sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
3150	a conditional jump has a single successor.
3151
31522009-11-13  Andrey Belevantsev  <abel@ispras.ru>
3153
3154	* sched-deps.c (init_deps): New parameter lazy_reg_last.  Don't
3155	allocate reg_last when in case lazy_reg_last is true.
3156	(init_deps_reg_last): New.
3157	(free_deps): When max_reg is 0, this context is already freed.
3158	* sched-int.h (init_deps_reg_last): Export.
3159	(init_deps): Update prototype.
3160	* sched-ebb.c (schedule_ebb): Update the call to init_deps.
3161	* sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
3162	* ddg.c (build_intra_loop_deps): Likewise.
3163	* sel-sched-ir.c (copy_deps_context, create_deps_context,
3164	reset_deps_context, deps_init_id): Likewise.
3165	(init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
3166	(free_data_for_scheduled_insn): New, break down from ...
3167	(free_first_time_insn_data): ... here.
3168	(has_dependence_p): Allocate reg_last now, when it is needed.
3169	(extend_insn_data): When maximal LUID is big enough, allocate
3170	per-insn data in smaller chunks.
3171	* sel-sched-ir.h (free_data_for_scheduled_insn): Export.
3172	* sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
3173	in scheduled insn.
3174
31752009-11-13  Uros Bizjak  <ubizjak@gmail.com>
3176
3177	* config/i386/i386.md (call_value): Fix comment.
3178	(sibcall_value): Ditto.
3179
31802009-11-13  Eric Botcazou  <ebotcazou@adacore.com>
3181
3182	* config/i386/linux-unwind.h (x86_frob_update_context): New function.
3183	(MD_FROB_UPDATE_CONTEXT): Define.
3184
31852009-11-12  Eric Botcazou  <ebotcazou@adacore.com>
3186	    Laurent GUERBY  <laurent@guerby.net>
3187
3188	* config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
3189	Do not schedule an %sp restore.  Compensate for RETURN_ADDR_OFFSET.
3190	(sparc_fallback_frame_state): Tidy.  Compensate for RETURN_ADDR_OFFSET.
3191
31922009-11-12  Jan Hubicka  <jh@suse.cz>
3193
3194	* ipa.c (function_and_variable_visibility): Fix my accidentail commit
3195	and clear DECL_COMMON on localized declarations.
3196
31972009-11-12  Bernd Schmidt  <bernd.schmidt@analog.com>
3198
3199	PR rtl-opt/38582
3200	* regrename.c (struct du_head): New structure; some elements moved
3201	from...
3202	(struct du_chain): ... this one.
3203	(open_chains, closed_chains): Now of type struct du_head *.
3204	(do_replace): Accept du_head argument, not du_chain.  All callers
3205	changed.  Modified code to match new data structures.
3206	(build_def_use): Return a list of du_head structures.  Modified code
3207	to match new data structures.
3208	(dump_def_use_chain): Accept du_head argument, not du_chain.  All
3209	callers changed.  Modified code to match new data structures.
3210	(merge_overlapping_regs): Accept du_head argument, not du_chain.  All
3211	callers changed.  Modified code to match new data structures.
3212	(scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
3213	Allocate a du_head structure as well as a du_chain when creating a
3214	new chain.  Modified other code to match new data structures.
3215
32162009-11-12  Jan Hubicka  <jh@suse.cz>
3217
3218	* cgraph.h (varpool_node_name): Declare.
3219	* cgraphunit.c (process_function_and_variable_attributes): Set
3220	force_output flag on used variables.
3221	* ipa.c (function_and_variable_visibility): Dump externally visible
3222	and needed variables.
3223	* varpool.c (varpool_node_name): Export.
3224	(decide_is_variable_needed): Check COMDAT for externally visible vars;
3225	ignore needed flag.
3226
32272009-11-12  Uros Bizjak  <ubizjak@gmail.com>
3228
3229	PR middle-end/41930
3230	* simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
3231	processing if XEXP (x, i) is NULL.
3232
32332009-11-12  Jan Hubicka  <jh@suse.cz>
3234
3235	* ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
3236	imply PUBLIC || EXTERNAL.
3237
32382009-11-11  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>
3239
3240	PR middle-end/41440
3241	* cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
3242	single successor block, ending with jump created by RTL expander.
3243
32442009-11-11  Jan Hubicka  <jh@suse.cz>
3245
3246	PR middle-end/41729
3247	* ipa.c (function_and_variable_visibility): Do not privatize COMDAT
3248	and WEAK variables at -fwhole-program.
3249
3250	PR middle-end/41735
3251	* ipa.c (whole_program_function_and_variable_visility): COMDAT
3252	functions/variables are not needed even if they are externally visible.
3253
32542009-11-11  Jan Hubicka  <jh@suse.cz>
3255
3256	(patch by Richard Guenther)
3257	* lto-streamer-out.c (output_function): Output head of argument list
3258	earlier.
3259	* lto-streamer-in.c (input_function): Re-map arguments into merged
3260	declaration.
3261
32622009-11-11  Jan Hubicka  <jh@suse.cz>
3263
3264	* lto-cgraph.c: Include gcov-io.h
3265	(output_profile_summary): New function.
3266	(output_cgraph): Use it.
3267	(input_profile_summary): New function.
3268	(input_cgraph): Use it.
3269	* coverage.c (build_ctr_info_value): Use varpool; initalize
3270	DECL_ASSEMBLER_NAME.
3271	(create_coverage): Likewise.
3272	* tree-profile.c (tree_init_ic_make_global_vars): Likewise.
3273	(tree_init_edge_profiler): Likewise.
3274	* Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
3275
32762009-11-11  Kai Tietz  <kai.tietz@onevision.com>
3277
3278	* config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
3279	* c-pragma.c (def_pragma_macro_value): Likewise.
3280	(def_pragma_macro): Likewise.
3281	(pushed_macro_table): Likewise.
3282	(HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
3283	* doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
3284
32852009-11-11  Basile Starynkevitch  <basile@starynkevitch.net>
3286
3287	* doc/plugins.texi (Registering custom attributes): section
3288	renamed as (Registering custom attributes or pragmas).
3289	Mentions custom attributes & pragmas, and c_register_pragma, with
3290	a small example.
3291	* doc/cpp.texi (Pragmas): Mentions that plugins can provide their
3292	pragmas.
3293	* doc/extend.texi (Function Attributes): Mentions that plugin can
3294	provide their attributes.
3295
32962009-11-11  Jon Beniston  <jon@beniston.com>
3297
3298	* config.gcc: Add lm32 elf and uclinux targets.
3299	* config/lm32: New directory.
3300	* config/lm32/lm32.c: New file.
3301	* config/lm32/lm32.h: New file.
3302	* config/lm32/lm32.md: New file.
3303	* config/lm32/lm32.opt: New file.
3304	* config/lm32/lm32-protos.h: New file.
3305	* config/lm32/constraints.md: New file.
3306	* config/lm32/predicates.md: New file.
3307	* config/lm32/sfp-machine.h: New file.
3308	* config/lm32/t-fprules-softfp: New file.
3309	* config/lm32/uclinux-elf.h: New file.
3310	* doc/invoke.texi: Document lm32 options.
3311	* doc/contrib.texi: Document lm32 porter.
3312	* doc/install.texi: Document lm32 targets.
3313
33142009-11-11  Martin Jambor  <mjambor@suse.cz>
3315
3316	PR lto/41932
3317	* ipa-prop.c (ipa_update_after_lto_read): Call
3318	ipa_check_create_node_params and ipa_check_create_edge_args.  Also
3319	call ipa_initialize_node_params instead of ipa_populate_param_decls.
3320
33212009-11-11  Daniel Jacobowitz  <dan@codesourcery.com>
3322
3323	* config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
3324	(neon_expand_vector_init): Use them.  Also handle non-constant
3325	vectors with identical elements and vectors with only one
3326	non-constant element.
3327	(arm_print_operand): Handle 'y' modifier.
3328	* config/arm/arm-protos.h (neon_make_constant): Declare.
3329	* config/arm/neon.md (neon_vdup_n<mode>): Split into two
3330	patterns.  Use VX instead of VDQW for the first one.  Allow
3331	a VFP alternative and V32 modes for the second one.
3332	* config/arm/neon.ml (shape_elt): Add Alternatives.
3333	(ops): Use Alternatives for vdup lane instructions.
3334	* config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
3335	* config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
3336
33372009-11-11  Daniel Jacobowitz  <dan@codesourcery.com>
3338
3339	* config/arm/neon.md (*neon_mov<mode>): Reject two non-register
3340	operands.
3341	(movti, mov<mode>): Call force_reg on one operand if required.
3342	* config/arm/vec-common.md (mov<mode>): Likewise.
3343
33442009-11-11  Daniel Jacobowitz  <dan@codesourcery.com>
3345
3346	* config/arm/arm.c (arm_override_options): Enable scheduling for
3347	Thumb-2.
3348
33492009-11-10  Eric Botcazou  <ebotcazou@adacore.com>
3350
3351	PR target/10127
3352	PR ada/20548
3353	* expr.h (anti_adjust_stack_and_probe): Declare.
3354	* explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
3355	parameter and rewrite head comment.
3356	(allocate_dynamic_stack_space): Adjust call to above function.
3357	* function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
3358
3359	* tree.h (dwarf2out_args_size): Delete.
3360	* dwarf2out.c (dwarf2out_args_size): Make static and move around.
3361	(dwarf2out_args_size_adjust): Delete prototype and move around.
3362	(dwarf2out_frame_debug_expr): Do not record arg size adjustments for
3363	ACCUMULATE_OUTGOING_ARGS targets.
3364
33652009-11-10  Eric Botcazou  <ebotcazou@adacore.com>
3366
3367	* config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
3368	DECL_SIZE of DECL_RESULT before evaluating it.
3369
33702009-11-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3371
3372	PR tree-optimization/41987
3373	* fold-const.c (const_binop): Avoid using fold_buildN().
3374
33752009-11-10  Martin Jambor  <mjambor@suse.cz>
3376
3377	* tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
3378	(execute_all_ipa_stmt_fixups): Declare.
3379	* ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
3380	* ipa-inline.c (pass_ipa_inline): Likewise.
3381	* ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
3382	* ipa-reference.c (pass_ipa_reference): Likewise.
3383	* ipa.c (pass_ipa_whole_program_visibility): Likewise.
3384	* lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
3385	(pass_ipa_lto_finish_out): Likewise.
3386	* lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
3387	* passes.c (execute_ipa_stmt_fixups): New function.
3388	(execute_all_ipa_stmt_fixups): New function.
3389	* lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
3390
33912009-11-10  Eric Botcazou  <ebotcazou@adacore.com>
3392
3393	PR ada/20548
3394	* explow.c (probe_stack_range): Fix typo.
3395	* config/sparc/sparc.md (probe_stack): New expander.
3396
33972009-11-09  Dave Korn  <dave.korn.cygwin@gmail.com>
3398
3399	* config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
3400
34012009-11-09  Jason Merrill  <jason@redhat.com>
3402
3403	* gdbinit.in (pgq): New function for printing gimple sequence.
3404
34052009-11-09  Paul Brook  <paul@codesourcery.com>
3406	    Daniel Jacobowitz  <dan@codesourcery.com>
3407	    Sandra Loosemore  <sandra@codesourcery.com>
3408
3409	* doc/extend.texi (Half-Precision): Update wording to reflect
3410	that there are now multiple -mfpu options that enable fp16
3411	hardware support.
3412	* doc/invoke.texi: Update list of ARM -mfpu= options.
3413	* config.gcc: Update ARM --with-fpu option list.
3414	* config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
3415	vfpv3xd and vfpv3xd-fp16.
3416	(use_vfp_abi): New function.
3417	(aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
3418	when undesirable.
3419	(aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
3420	aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
3421	(arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
3422	arm_9e_rtx_costs): Only expect double-precision operations if the FPU
3423	provides them.
3424	(coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
3425	NEON.
3426	(arm_print_operand): Handle 'p' modifier.
3427	(arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
3428	TARGET_FP16.
3429	* config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
3430	(TARGET_FP16): Define.
3431	* config/arm/vfp.md: Disable double-precision patterns if the FPU
3432	does not provide them.
3433	(arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
3434	double-precision values on a single-precision FPU.
3435	(movdf_vfp, thumb2_movdf_vfp): Likewise.  Use "Dy" for
3436	double-precision constants.
3437	(movhf_vfp_neon): New pattern (was movhf_vfp).
3438	(movhf_vfp): Remove NEON instructions.
3439	* config/arm/constraints.md: Add new "Dy" constraint for
3440	double-precision constants.  Update description of "Dv".
3441	* config/arm/arm.md: Disable double-precision patterns if the FPU
3442	does not provide them
3443
34442009-11-09  Jakub Jelinek  <jakub@redhat.com>
3445
3446	* config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
3447	(print_operand) <case 'Y'>: Likewise.  Fix a pasto in operand lossage
3448	diagnostics.
3449
34502009-11-08  H.J. Lu  <hongjiu.lu@intel.com>
3451
3452	* collect2.c (main): Search PLUGIN_LD for plugin linker.
3453
3454	* configure.ac (--with-plugin-ld): New.  Default to ld.
3455	* configure: Regenerated.
3456	* config.in: Likewise.
3457
3458	* exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
3459	(collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
3460
34612009-11-08  Jonathan Gray  <jsg@openbsd.org>
3462
3463	* config/openbsd-stdint.h: Change to reflect what
3464	c_common_nodes_and_builtins expects.
3465
34662009-11-08  Paolo Carlini  <paolo.carlini@oracle.com>
3467
3468	* builtins.c (apply_args_reg_offset): Remove commented out delaration.
3469
34702009-11-08  Jakub Jelinek  <jakub@redhat.com>
3471
3472	PR target/41985
3473	* config/i386/i386.c (get_some_local_dynamic_name): Don't assert
3474	function contains at least one local dynamic name.
3475	(print_operand) <case '&'>: Instead output operand lossage diagnostics
3476	here if that happens.
3477
34782009-11-08  Zbigniew Chamski  <zbigniew.chamski@gmail.com>
3479	    Joern Rennecke  <amylaar@spamcop.net>
3480
3481	* cfgrtl.c (pass_free_cfg): Add pass name.
3482	* cgraphbuild.c (pass_build_cgraph_edges): Likewise.
3483	(pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
3484	* dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
3485	* df-core.c (pass_df_initialize_no_opt): Likewise.
3486	* except.c (pass_rtl_eh): Likewise.
3487	* function.c (pass_init_function, pass_leaf_regs): Likewise.
3488	* gcse.c (pass_rtl_pre): Change pass name.
3489	* passes.c (pass_postreload): Add pass name.
3490	(make_pass_instance): Don't use duplicate-tracking logic for
3491	names starting with '*'.
3492	(next_pass_1): Assert that pass has a name.
3493	(register_one_dump_file): If there is an space in the name,
3494	skip past it.
3495	* predict.c (pass_strip_predict_hints): Add pass name.
3496	* reg-stack.c (pass_stack_regs): Likewise.
3497	* stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
3498	* tree-cfg.c (pass_warn_function_return,
3499	pass_warn_function_noreturn): Add pass name.
3500	* tree-dfa.c (pass_referenced_vars): Likewise.
3501	* tree-optimize.c (pass_cleanup_cfg_post_optimizing):
3502	Fix whitespace before comment.
3503	(pass_fixup_cfg): Add pass name, fix whitespace before comment.
3504	(pass_init_datastructures): Add pass name.
3505	* tree-ssa-loop.c (pass_record_bounds): Likewise.
3506	* tree-ssa.c (pass_early_warn_uninitialized,
3507	pass_late_warn_uninitialized): Likewise.
3508	* tree.c (pass_ipa_free_lang_data): Likewise.
3509	* doc/passes.texi (pass manager): Document how to disambiguate
3510	pass names.
3511
35122009-11-08  Paolo Bonzini  <bonzini@gnu.org>
3513
3514	* df-problems.c: Fix documentation for forward simulation of LR.
3515	(df_simulate_one_insn_forwards): Use df_simulate_find_defs.
3516	(df_simulate_finalize_forwards): Remove.
3517	* df.h (df_simulate_finalize_forwards): Remove.
3518
35192009-11-08  Richard Guenther  <rguenther@suse.de>
3520
3521	* tree-ssa-structalias.c (build_succ_graph): Properly make
3522	variables escape if they are stored to anything.
3523
35242009-11-08  Richard Guenther  <rguenther@suse.de>
3525
3526	PR rtl-optimization/41928
3527	* loop-invariant.c (free_loop_data): If we didn't allocate
3528	loop data do not try to free it.
3529
35302009-11-07  Jason Merrill  <jason@redhat.com>
3531
3532	* tree.c (reconstruct_complex_type): Preserve attributes.
3533
35342009-11-07  Richard Guenther  <rguenther@suse.de>
3535
3536	* tree-ssa-structalias.c (build_succ_graph): Feed stores
3537	to anything only to variables that can take pointers.
3538	(get_constraint_for_ssa_var): Properly exclude full
3539	variables from expanding.
3540	(first_vi_for_offset): Avoid overflow in arithmetic.
3541	(first_or_preceding_vi_for_offset): Likewise.
3542	(count_num_arguments): Fix implementation.
3543	(gate_ipa_pta): Do not run when not optimizing.
3544
35452009-11-07  David Binderman <dcb314@hotmail.com>
3546
3547	* builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
3548	expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
3549	set but not used variables.
3550	(apply_args_reg_offset): Comment out as unused.
3551	* calls.c (flags_from_decl_or_type): Likewise.
3552	* genautomata.c (check_regexp_units_distribution): Likewise.
3553
35542009-11-07  Uros Bizjak  <ubizjak@gmail.com>
3555
3556	* config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
3557	xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
3558	*xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
3559	xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
3560	xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
3561	xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
3562	operand alternatives.
3563
35642009-11-06  Michael Matz  <matz@suse.de>
3565
3566	PR middle-end/41963
3567	* tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
3568	of a potential reciprocal to really be reciprocals.
3569
35702009-11-06  Jakub Jelinek  <jakub@redhat.com>
3571
3572	* config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
3573	lwpintrin.h after immintrin.h.
3574	* config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
3575	typedefs.
3576
3577	PR middle-end/41935
3578	* c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
3579	or non-constant index, allow index one past the last element and
3580	allow exceeding array bound in arrays that might be used as flexible
3581	array members.
3582
35832009-11-05  Richard Henderson  <rth@redhat.com>
3584
3585	* config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
3586
35872009-11-05  Paul Brook  <paul@codesourcery.com>
3588
3589	* config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
3590	(arm_fpu_desc): New.
3591	(all_fpus): Add FPU details.
3592	(fp_model_for_fpu): Remove.
3593	(arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
3594	(arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
3595	(arm_file_start): Use arm_fpu_desc.
3596	* config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
3597	TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
3598	arm_fpu_desc.
3599	(TARGET_FPA_EMU2): Define.
3600	(arm_fp_model, fputype, arm_fpu_tune): Remove.
3601	(vfp_reg_type, arm_fpu_desc): New.
3602	* config/arm/arm.md (attr fpu): Simplify.
3603	* config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
3604	* config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
3605	* config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
3606	* config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
3607	* config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
3608
36092009-11-05  Michael Matz  <matz@suse.de>
3610
3611	* config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
3612	on TARGET_RECIP.
3613	* doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
3614	for 1/sqrtf.
3615
36162009-11-04  Jason Merrill  <jason@redhat.com>
3617
3618	PR c++/36912
3619	* varasm.c (initializer_constant_valid_p): A PLUS_EXPR
3620	or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
3621	(output_constant): Avoid crash after error.
3622
36232009-11-05  Martin Jambor  <mjambor@suse.cz>
3624
3625	* tree-sra.c (struct access): Changed comment of next_sibling field.
3626	(analyze_modified_params): Loop over accesses of a group rather than
3627	over all with the ame base, pass a common bitmap to
3628	walk_aliased_vdefs.
3629	(unmodified_by_ref_scalar_representative): Build link lists of
3630	accesses of a group.
3631	(splice_param_accesses): Likewise.
3632
36332009-11-04  Kenneth Zadeck  <zadeck@naturalbridge.com>
3634
3635	* df-scan.c (df-uses-record): Add case zero_extract of mem.
3636
36372009-11-04  Eric Botcazou  <ebotcazou@adacore.com>
3638
3639	PR target/10127
3640	PR ada/20548
3641	* config/i386/i386.md (probe_stack): New expander.
3642	(logical operation peepholes): Do not split stack checking probes.
3643
36442009-11-04  Harsha Jagasia  <harsha.jagasia@amd.com>
3645	    Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>
3646
3647	* doc/invoke.texi (-mlwp): Add documentation.
3648	* doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
3649	* config.gcc (i[34567]86-*-*): Include lwpintrin.h.
3650	(x86_64-*-*): Ditto.
3651	* config/i386/lwpintrin.h: New file, provide x86 compiler
3652	intrinisics for LWP.
3653	* config/i386/cpuid.h (bit_LWP): Define LWP bit.
3654	* config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
3655	* config/i386/i386-c.c (ix86_target_macros_internal): Check
3656	ISA_FLAG for LWP.
3657	* config/i386/i386.h (TARGET_LWP): New macro for LWP.
3658	* config/i386/i386.opt (-mlwp): New switch for LWP support.
3659	* config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
3660	(OPTION_MASK_ISA_LWP_UNSET): New.
3661	(ix86_handle_option): Handle -mlwp.
3662	(isa_opts): Handle -mlwp.
3663	(enum pta_flags): Add PTA_LWP.
3664	(override_options): Add LWP support.
3665	(IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
3666	(IX86_BUILTIN_LLWPCB32): Ditto.
3667	(IX86_BUILTIN_LLWPCB64): Ditto.
3668	(IX86_BUILTIN_SLWPCB16): Ditto.
3669	(IX86_BUILTIN_SLWPCB32): Ditto.
3670	(IX86_BUILTIN_SLWPCB64): Ditto.
3671	(IX86_BUILTIN_LWPVAL16): Ditto.
3672	(IX86_BUILTIN_LWPVAL32): Ditto.
3673	(IX86_BUILTIN_LWPVAL64): Ditto.
3674	(IX86_BUILTIN_LWPINS16): Ditto.
3675	(IX86_BUILTIN_LWPINS32): Ditto.
3676	(IX86_BUILTIN_LWPINS64): Ditto.
3677	(enum  ix86_special_builtin_type): Add LWP intrinsic support.
3678	(builtin_description): Ditto.
3679	(ix86_init_mmx_sse_builtins): Ditto.
3680	(ix86_expand_special_args_builtin): Ditto.
3681	* config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
3682	LWP support.
3683	(UNSPEC_SLWP_INTRINSIC): Ditto.
3684	(UNSPECV_LWPVAL_INTRINSIC): Ditto.
3685	(UNSPECV_LWPINS_INTRINSIC): Ditto.
3686	(lwp_llwpcbhi1): New lwp pattern.
3687	(lwp_llwpcbsi1): Ditto.
3688	(lwp_llwpcbdi1): Ditto.
3689	(lwp_slwpcbhi1): Ditto.
3690	(lwp_slwpcbsi1): Ditto.
3691	(lwp_slwpcbdi1): Ditto.
3692	(lwp_lwpvalhi3): Ditto.
3693	(lwp_lwpvalsi3): Ditto.
3694	(lwp_lwpvaldi3): Ditto.
3695	(lwp_lwpinshi3): Ditto.
3696	(lwp_lwpinssi3): Ditto.
3697	(lwp_lwpinsdi3): Ditto.
3698
36992009-11-04  Andrew Pinski  <andrew_pinski@playstation.sony.com>
3700	    Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3701
3702	PR rtl-opt/41833
3703	* simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
3704	a vec_duplicate.
3705
37062009-11-04  Richard Guenther  <rguenther@suse.de>
3707	    Rafael Avila de Espindola  <espindola@google.com>
3708
3709	* gcc.c (process_command): Handle arguments name@offset.
3710
37112009-11-04  Harsha Jagasia  <harsha.jagasia@amd.com>
3712	    Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>
3713
3714	* config.gcc (i[34567]86-*-*): Include xopintrin.h.
3715	(x86_64-*-*): Ditto.
3716	* config/i386/xopintrin.h: New file, provide common x86 compiler
3717	intrinisics for XOP.
3718	* config/i386/cpuid.h (bit_XOP): Define XOP bit.
3719	* config/i386/x86intrin.h: Add XOP check and xopintrin.h.
3720	* config/i386/i386-c.c(ix86_target_macros_internal): Check
3721	ISA_FLAG for XOP.
3722	* config/i386/i386.h(TARGET_XOP): New macro for XOP.
3723	* config/i386/i386.opt (-mxop): New switch for XOP support.
3724	* config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
3725	(UNSPEC_XOP_TRUEFALSE)
3726	(UNSPEC_XOP_PERMUTE)
3727	(UNSPEC_FRCZ): Add new UNSPEC for XOP support.
3728	(PPERM_*): New constants for vpperm instruction.
3729	(xop_pcmov_<mode>): Add XOP conditional mov instructions.
3730	* config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
3731	(OPTION_MASK_ISA_XOP_UNSET): New.
3732	(OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
3733	(ix86_handle_option): Handle -mxop.
3734	(isa_opts): Handle -mxop.
3735	(enum pta_flags): Add PTA_XOP.
3736	(override_options): Add XOP support.
3737	(print_operand): Add code for XOP compare instructions.
3738	(ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
3739	(ix86_expand_int_vcond): Extend for XOP compare instruction.
3740
3741	(IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
3742	(IX86_BUILTIN_VPCMOV_V2DI): Ditto.
3743	(IX86_BUILTIN_VPCMOV_V4SI): Ditto.
3744	(IX86_BUILTIN_VPCMOV_V8HI): Ditto.
3745	(IX86_BUILTIN_VPCMOV_V16QI): Ditto.
3746	(IX86_BUILTIN_VPCMOV_V4SF): Ditto.
3747	(IX86_BUILTIN_VPCMOV_V2DF): Ditto.
3748
3749	(IX86_BUILTIN_VPCMOV256): Ditto.
3750	(IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
3751	(IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
3752	(IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
3753	(IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
3754	(IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
3755	(IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
3756
3757	(IX86_BUILTIN_VPPERM): Ditto.
3758
3759	(IX86_BUILTIN_VPMACSSWW): Ditto.
3760	(IX86_BUILTIN_VPMACSWW): Ditto.
3761	(IX86_BUILTIN_VPMACSSWD): Ditto.
3762	(IX86_BUILTIN_VPMACSWD): Ditto.
3763	(IX86_BUILTIN_VPMACSSDD): Ditto.
3764	(IX86_BUILTIN_VPMACSDD): Ditto.
3765	(IX86_BUILTIN_VPMACSSDQL): Ditto.
3766	(IX86_BUILTIN_VPMACSSDQH): Ditto.
3767	(IX86_BUILTIN_VPMACSDQL): Ditto.
3768	(IX86_BUILTIN_VPMACSDQH): Ditto.
3769	(IX86_BUILTIN_VPMADCSSWD): Ditto.
3770	(IX86_BUILTIN_VPMADCSWD): Ditto.
3771
3772	(IX86_BUILTIN_VPHADDBW): Ditto.
3773	(IX86_BUILTIN_VPHADDBD): Ditto.
3774	(IX86_BUILTIN_VPHADDBQ): Ditto.
3775	(IX86_BUILTIN_VPHADDWD): Ditto.
3776	(IX86_BUILTIN_VPHADDWQ): Ditto.
3777	(IX86_BUILTIN_VPHADDDQ): Ditto.
3778	(IX86_BUILTIN_VPHADDUBW): Ditto.
3779	(IX86_BUILTIN_VPHADDUBD): Ditto.
3780	(IX86_BUILTIN_VPHADDUBQ): Ditto.
3781	(IX86_BUILTIN_VPHADDUWD): Ditto.
3782	(IX86_BUILTIN_VPHADDUWQ): Ditto.
3783	(IX86_BUILTIN_VPHADDUDQ): Ditto.
3784	(IX86_BUILTIN_VPHSUBBW): Ditto.
3785	(IX86_BUILTIN_VPHSUBWD): Ditto.
3786	(IX86_BUILTIN_VPHSUBDQ): Ditto.
3787
3788	(IX86_BUILTIN_VPROTB): Ditto.
3789	(IX86_BUILTIN_VPROTW): Ditto.
3790	(IX86_BUILTIN_VPROTD): Ditto.
3791	(IX86_BUILTIN_VPROTQ): Ditto.
3792	(IX86_BUILTIN_VPROTB_IMM): Ditto.
3793	(IX86_BUILTIN_VPROTW_IMM): Ditto.
3794	(IX86_BUILTIN_VPROTD_IMM): Ditto.
3795	(IX86_BUILTIN_VPROTQ_IMM): Ditto.
3796
3797	(IX86_BUILTIN_VPSHLB): Ditto.
3798	(IX86_BUILTIN_VPSHLW): Ditto.
3799	(IX86_BUILTIN_VPSHLD): Ditto.
3800	(IX86_BUILTIN_VPSHLQ): Ditto.
3801	(IX86_BUILTIN_VPSHAB): Ditto.
3802	(IX86_BUILTIN_VPSHAW): Ditto.
3803	(IX86_BUILTIN_VPSHAD): Ditto.
3804	(IX86_BUILTIN_VPSHAQ): Ditto.
3805
3806	(IX86_BUILTIN_VFRCZSS): Ditto.
3807	(IX86_BUILTIN_VFRCZSD): Ditto.
3808	(IX86_BUILTIN_VFRCZPS): Ditto.
3809	(IX86_BUILTIN_VFRCZPD): Ditto.
3810	(IX86_BUILTIN_VFRCZPS256): Ditto.
3811	(IX86_BUILTIN_VFRCZPD256): Ditto.
3812
3813	(IX86_BUILTIN_VPCOMEQUB): Ditto.
3814	(IX86_BUILTIN_VPCOMNEUB): Ditto.
3815	(IX86_BUILTIN_VPCOMLTUB): Ditto.
3816	(IX86_BUILTIN_VPCOMLEUB): Ditto.
3817	(IX86_BUILTIN_VPCOMGTUB): Ditto.
3818	(IX86_BUILTIN_VPCOMGEUB): Ditto.
3819	(IX86_BUILTIN_VPCOMFALSEUB): Ditto.
3820	(IX86_BUILTIN_VPCOMTRUEUB): Ditto.
3821
3822	(IX86_BUILTIN_VPCOMEQUW): Ditto.
3823	(IX86_BUILTIN_VPCOMNEUW): Ditto.
3824	(IX86_BUILTIN_VPCOMLTUW): Ditto.
3825	(IX86_BUILTIN_VPCOMLEUW): Ditto.
3826	(IX86_BUILTIN_VPCOMGTUW): Ditto.
3827	(IX86_BUILTIN_VPCOMGEUW): Ditto.
3828	(IX86_BUILTIN_VPCOMFALSEUW): Ditto.
3829	(IX86_BUILTIN_VPCOMTRUEUW): Ditto.
3830
3831	(IX86_BUILTIN_VPCOMEQUD): Ditto.
3832	(IX86_BUILTIN_VPCOMNEUD): Ditto.
3833	(IX86_BUILTIN_VPCOMLTUD): Ditto.
3834	(IX86_BUILTIN_VPCOMLEUD): Ditto.
3835	(IX86_BUILTIN_VPCOMGTUD): Ditto.
3836	(IX86_BUILTIN_VPCOMGEUD): Ditto.
3837	(IX86_BUILTIN_VPCOMFALSEUD): Ditto.
3838	(IX86_BUILTIN_VPCOMTRUEUD): Ditto.
3839
3840	(IX86_BUILTIN_VPCOMEQUQ): Ditto.
3841	(IX86_BUILTIN_VPCOMNEUQ): Ditto.
3842	(IX86_BUILTIN_VPCOMLTUQ): Ditto.
3843	(IX86_BUILTIN_VPCOMLEUQ): Ditto.
3844	(IX86_BUILTIN_VPCOMGTUQ): Ditto.
3845	(IX86_BUILTIN_VPCOMGEUQ): Ditto.
3846	(IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
3847	(IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
3848
3849	(IX86_BUILTIN_VPCOMEQB): Ditto.
3850	(IX86_BUILTIN_VPCOMNEB): Ditto.
3851	(IX86_BUILTIN_VPCOMLTB): Ditto.
3852	(IX86_BUILTIN_VPCOMLEB): Ditto.
3853	(IX86_BUILTIN_VPCOMGTB): Ditto.
3854	(IX86_BUILTIN_VPCOMGEB): Ditto.
3855	(IX86_BUILTIN_VPCOMFALSEB): Ditto.
3856	(IX86_BUILTIN_VPCOMTRUEB): Ditto.
3857
3858	(IX86_BUILTIN_VPCOMEQW): Ditto.
3859	(IX86_BUILTIN_VPCOMNEW): Ditto.
3860	(IX86_BUILTIN_VPCOMLTW): Ditto.
3861	(IX86_BUILTIN_VPCOMLEW): Ditto.
3862	(IX86_BUILTIN_VPCOMGTW): Ditto.
3863	(IX86_BUILTIN_VPCOMGEW): Ditto.
3864	(IX86_BUILTIN_VPCOMFALSEW): Ditto.
3865	(IX86_BUILTIN_VPCOMTRUEW): Ditto.
3866
3867	(IX86_BUILTIN_VPCOMEQD): Ditto.
3868	(IX86_BUILTIN_VPCOMNED): Ditto.
3869	(IX86_BUILTIN_VPCOMLTD): Ditto.
3870	(IX86_BUILTIN_VPCOMLED): Ditto.
3871	(IX86_BUILTIN_VPCOMGTD): Ditto.
3872	(IX86_BUILTIN_VPCOMGED): Ditto.
3873	(IX86_BUILTIN_VPCOMFALSED): Ditto.
3874	(IX86_BUILTIN_VPCOMTRUED): Ditto.
3875
3876	(IX86_BUILTIN_VPCOMEQQ): Ditto.
3877	(IX86_BUILTIN_VPCOMNEQ): Ditto.
3878	(IX86_BUILTIN_VPCOMLTQ): Ditto.
3879	(IX86_BUILTIN_VPCOMLEQ): Ditto.
3880	(IX86_BUILTIN_VPCOMGTQ): Ditto.
3881	(IX86_BUILTIN_VPCOMGEQ): Ditto.
3882	(IX86_BUILTIN_VPCOMFALSEQ): Ditto.
3883	(IX86_BUILTIN_VPCOMTRUEQ): Ditto.
3884
3885	(enum multi_arg_type): New enum for describing the various XOP
3886	intrinsic argument types.
3887	(bdesc_multi_arg): New table for XOP intrinsics.
3888	(ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
3889	(ix86_expand_multi_arg_builtin): New function for creating XOP
3890	intrinsics.
3891
3892	* config/i386/sse.md (sserotatemax): New mode attribute for XOP.
3893	(xop_pmacsww): Ditto.
3894	(xop_pmacssww): Ditto.
3895	(xop_pmacsdd): Ditto.
3896	(xop_pmacssdd): Ditto.
3897	(xop_pmacssdql): Ditto.
3898	(xop_pmacssdqh): Ditto.
3899	(xop_pmacsdql): Ditto.
3900	(xop_pmacsdql_mem): Ditto.
3901	(xop_mulv2div2di3_low): Ditto.
3902	(xop_pmacsdqh): Ditto.
3903	(xop_pmacsdqh_mem): Ditto.
3904	(xop_mulv2div2di3_high): Ditto.
3905	(xop_pmacsswd): Ditto.
3906	(xop_pmacswd): Ditto.
3907	(xop_pmadcsswd): Ditto.
3908	(xop_pmadcswd): Ditto.
3909	(xop_pcmov_<mode>): Ditto.
3910	(xop_pcmov_<mode>256): Ditto.
3911	(xop_phaddbw): Ditto.
3912	(xop_phaddbd): Ditto.
3913	(xop_phaddbq): Ditto.
3914	(xop_phaddwd): Ditto.
3915	(xop_phaddwq): Ditto.
3916	(xop_phadddq): Ditto.
3917	(xop_phaddubw): Ditto.
3918	(xop_phaddubd): Ditto.
3919	(xop_phaddubq): Ditto.
3920	(xop_phadduwd): Ditto.
3921	(xop_phadduwq): Ditto.
3922	(xop_phaddudq): Ditto.
3923	(xop_phsubbw): Ditto.
3924	(xop_phsubwd): Ditto.
3925	(xop_phsubdq): Ditto.
3926	(xop_pperm): Ditto.
3927	(rotl<mode>3): Ditto.
3928	(rotr<mode>3): Ditto.
3929	(xop_rotl<mode>3): Ditto.
3930	(xop_rotr<mode>3): Ditto.
3931	(vrotr<mode>3): Ditto.
3932	(vrotl<mode>3): Ditto.
3933	(xop_vrotl<mode>3): Ditto.
3934	(vlshr<mode>3): Ditto.
3935	(vashr<mode>3): Ditto.
3936	(vashl<mode>3
3937	(xop_ashl<mode>3): Ditto.
3938	(xop_lshl<mode>3): Ditto.
3939	(ashlv16qi3): Ditto.
3940	(lshlv16qi3): Ditto.
3941	(ashrv16qi3): Ditto.
3942	(ashrv2di3): Ditto.
3943	(xop_frcz<mode>2): Ditto.
3944	(xop_vmfrcz<mode>2): Ditto.
3945	(xop_frcz<mode>2256): Ditto.
3946	(xop_maskcmp<mode>3): Ditto.
3947	(xop_maskcmp_uns<mode>3): Ditto.
3948	(xop_maskcmp_uns2<mode>3): Ditto.
3949	(xop_pcom_tf<mode>3): Ditto.
3950
3951	* doc/invoke.texi (-mxop): Add documentation.
3952	* doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
3953
39542009-11-03  Mark Mitchell  <mark@codesourcery.com>
3955
3956	PR driver/11810
3957	* gcc.c (SWITCHES_NEED_SPACES): Define to "o".
3958	* config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
3959	* config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
3960
39612009-11-04  Richard Earnshaw  <rearnsha@arm.com>
3962
3963	PR target/40835
3964	* arm.md (peephole2 patterns for move and compare): New.
3965
39662009-11-04  Nick Clifton  <nickc@redhat.com>
3967
3968	* defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
3969	Make sure that it does not allow CONST_DOUBLEs.
3970	* doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
3971	* config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
3972	* config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
3973	* config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
3974	* config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
3975	* config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
3976	* config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
3977	* config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
3978	* config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
3979	* config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
3980	* config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
3981	* config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
3982	* config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
3983	* config/score/score.h (CONSTANT_ADDRESS_P): Delete.
3984	* config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
3985
39862009-11-04  Richard Guenther  <rguenther@suse.de>
3987
3988	PR tree-optimization/41919
3989	* tree-vrp.c (test_for_singularity): Properly compare values.
3990
39912009-11-04  Revital Eres  <eres@il.ibm.com>
3992
3993	* tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3994	Consider peeling for alignment only for stores and remove
3995	redundant assignment.
3996
39972009-11-04  Maxim Kuvyrkov  <maxim@codesourcery.com>
3998
3999	PR target/41302
4000	* config/m68k/m68k.c (m68k_reg_present_p): New static function.
4001	(m68k_ok_for_sibcall_p): Handle different result return locations.
4002
40032009-11-04  Richard Guenther  <rguenther@suse.de>
4004
4005	* c-opts.c (c_common_post_options): Move LTO option processing
4006	code ...
4007	* opts.c (decode_options): ... here.
4008
40092009-11-04  Jakub Jelinek  <jakub@redhat.com>
4010
4011	* c-common.c (fold_offsetof_1): Use %wd instead of
4012	HOST_WIDE_INT_PRINT_DEC.
4013
40142009-11-04  Maciej W. Rozycki  <macro@linux-mips.org>
4015
4016	* config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
4017	__pic__ or __PIC__.
4018
40192009-11-04  Maciej W. Rozycki  <macro@linux-mips.org>
4020
4021	* config.gcc (vax-*-linux*): Keep the original contents of
4022	tmake_file while adding vax/t-linux.
4023
40242009-11-03  Eric Botcazou  <ebotcazou@adacore.com>
4025
4026	PR target/10127
4027	PR ada/20548
4028	* expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
4029	(STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
4030	(STACK_CHECK_MOVING_SP): Likewise.
4031	* system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
4032	* doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
4033	Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
4034	* doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
4035	Document PROBE_STACK.
4036	* explow.c (anti_adjust_stack_and_probe): New function.
4037	(allocate_dynamic_stack_space): Do not directly allocate space if
4038	STACK_CHECK_MOVING_SP, instead invoke above function.
4039	(emit_stack_probe): Handle probe_stack insn.
4040	(PROBE_INTERVAL): New macro.
4041	(STACK_GROW_OPTAB): Likewise.
4042	(STACK_GROW_OFF): Likewise.
4043	(probe_stack_range): Use Pmode and memory_address consistently.  Fix
4044	loop condition in the small constant case.  Rewrite in the general
4045	case to be immune to wraparounds.  Make sure the address of probes
4046	is valid.  Try to use [base + disp] addressing mode if possible.
4047	* ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
4048	checking is enabled and STACK_CHECK_MOVING_SP.
4049	* rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
4050	return 1 for volatile references to the stack pointer.
4051	* tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
4052	__builtin_alloca if stack checking is enabled.
4053	* unwind-dw2.c (uw_identify_context): Take into account whether the
4054	context is that of a signal frame or not.
4055	* config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
4056	* config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
4057
40582009-11-03  Jakub Jelinek  <jakub@redhat.com>
4059
4060	PR rtl-optimization/41917
4061	* rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
4062	operand isn't known to be 0, return 1.
4063
40642009-11-03  Richard Sandiford  <rdsandiford@googlemail.com>
4065
4066	* config/mips/mips.md: Fix typos.
4067
40682009-11-03  Richard Sandiford  <rdsandiford@googlemail.com>
4069
4070	* doc/invoke.texi: Fix typo.
4071
40722009-11-03  Paul Brook  <paul@codesourcery.com>
4073
4074	* config/arm/neon.ml (vectype): Add T_floatSF.
4075	(string_of_vectype): Ditto.
4076	* config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
4077	(deftypes): Use float for float32_t.
4078	* config/arm/arm_neon.h: Regenerate.
4079
40802009-11-03  Nick Clifton  <nickc@redhat.com>
4081	    Kevin Buettner  <kevinb@redhat.com>
4082
4083	* config/rx/predicates.md (rx_store_multiple_vector): Reverse
4084	order of expected registers.
4085	(rx_load_multiple_vector): Likewise.
4086	(rx_rtsd_vector): Likewise.
4087	* config/rx/rx.c (rx_cpu_type): New variable.
4088	(rx_print_operand): Fix bug printing 64-bit constant values.
4089	(rx_emit_stack_pushm): Reverse order of pushed registers.
4090	(gen_rx_store_vector): Likewise.
4091	(is_fast_interrupt_func): Only accept "fast_interrupt" as the
4092	attribute name.
4093	(is_exception_func): Rename to is_interrupt_func and only accept
4094	"interrupt" as the attribute name.
4095	(rx_get_stack_layout): Use new function name.
4096	(rx_func_attr_inlinable): Likewise.
4097	(rx_attribute_table): Remove "exception".
4098	(rx_expand_prologue): If necessary push the accumulator register
4099	in the prologue of interrupt functions.
4100	(rx_expand_epilogue): If necessary pop the accumulator.
4101	(rx_builtins): Add RX_BUILTIN_MVTIPL.
4102	(rx_expand_builtin_stz): Remove.
4103	(rx_expand_builtin_mvtipl): New function.
4104	(rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
4105	(rx_expand_builtin): Likewise.
4106	(rx_enable_fpu): New variable.
4107	(rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
4108	* config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
4109	on rx_cpu_type.  Define __RX_FPU_INSNS__ if FPU insns are allowed.
4110	(enum rx_cpu_types): Define.
4111	(ASM_SPEC): Pass -m32bit-doubles on to assembler.
4112	(INCOMING_FRAME_SP_OFFSET): Define.
4113	(ARG_POINTER_CFA_OFFSET): Define.
4114	(FRAME_POINTER_CFA_OFFSET): Define.
4115	(OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
4116	(ALLOW_RX_FPU_INSNS): Define.
4117	* config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
4118	fast_math_flags_set_p.
4119	(UNSPEC_BUILTIN_MVTIPL): Define.
4120	(revl): Rename to bswapsi2.
4121	(bswaphi2): New pattern.
4122	(mvtachi): Mark as volatile because it uses a register unknown to GCC.
4123	(mvtaclo): Likewise.
4124	(racw): Likewise.
4125	(mvtc): Remove clobber of cc0.
4126	(mvtcp): Delete.
4127	(opecp): Delete.
4128	* config/rx/rx.opt (mieee): Remove.
4129	(fpu): Add.
4130	(nofpu): Add.
4131	(mcpu=): Add.
4132	(patch=): Add.
4133	(msave-acc-in-interrupts): Add.
4134	* config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
4135	(MULTILIB_DIRS): Likewise.
4136	(MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
4137	* doc/extend.texi: Remove description of "exception" function
4138	attribute.
4139	* doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
4140	-msave-acc-in-interrupts options.
4141
41422009-11-03  Richard Guenther  <rguenther@suse.de>
4143
4144	* c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
4145
41462009-11-03  Dodji Seketeli  <dodji@redhat.com>
4147
4148	PR c++/38699
4149	* c-common.c (fold_offsetof_1): Issue errors when the member
4150	designator of the offsetof expression is not legitimate.
4151
41522009-11-03  Uros Bizjak  <ubizjak@gmail.com>
4153
4154	* config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
4155	names instead of numerical constants.
4156	(sse_prologue_save): Ditto.
4157	(*sse_prologue_save_insn): Ditto.
4158
41592009-11-03  Uros Bizjak  <ubizjak@gmail.com>
4160
4161	PR target/41900
4162	* config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
4163	(TARGET_CALL_ESP): New define.
4164	* config/i386/i386.c (initial_ix86_tune_features): Initialize
4165	X86_ARCH_CALL_ESP.
4166	* config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
4167	*call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
4168	*call_1, *call_value_pop_1 and *call_value_1.  Depend on
4169	TARGET_CALL_ESP.
4170	(*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
4171	New patterns, use "lsm" as operand 1 constraint.
4172	* config/i386/predicates.md (call_insn_operand): Depend on
4173	index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
4174
41752009-11-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
4176
4177	PR tree-optimization/41857
4178	* tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
4179	* tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
4180	to create_mem_ref.
4181	* tree-ssa-address.c (move_hint_to_base): New function.
4182	(most_expensive_mult_to_index): Add TYPE argument.  Use mode and
4183	address space associated with TYPE.
4184	(addr_to_parts): Add TYPE and BASE_HINT arguments.  Pass TYPE to
4185	most_expensive_mult_to_index.  Call move_hint_to_base.
4186	(create_mem_ref): Add BASE_HINT argument.  Pass BASE_HINT and
4187	TYPE to addr_to_parts.
4188
41892009-11-02  Martin Jambor  <mjambor@suse.cz>
4190
4191	PR tree-optimization/41750
4192	* tree-sra.c (analyze_modified_params): Loop over all
4193	representatives of components of a parameter.
4194
41952009-11-02  Jakub Jelinek  <jakub@redhat.com>
4196
4197	PR tree-optimization/41841
4198	* ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
4199	local variables of not yet materialized clones.
4200
4201	PR debug/41893
4202	* cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
4203	for a VOIDmode variable.
4204
4205	PR c++/41774
4206	* c-pragma.c (visstack): Change into vector of ints rather than
4207	enum symbol_visibility.
4208	(push_visibility): Add kind argument, push default_visibility together
4209	with kind.
4210	(pop_visibility): Add kind argument, return true if successful, fail
4211	if visibility stack is empty or if stack top is of different kind.
4212	(handle_pragma_visibility): Don't check length of visstack, instead
4213	call pop_visibility and issue diagnostics if it failed.  Pass 0
4214	as last argument to push_visibility and pop_visibility.
4215	* c-pragma.h (push_visibility): Add kind argument.
4216	(pop_visibility): Likewise.  Return bool instead of void.
4217
42182009-11-01  Eric Botcazou  <ebotcazou@adacore.com>
4219
4220	* tree.def (TARGET_MEM_REF): Update comment.
4221	* alias.c (get_alias_set): Retrieve the original memory reference for
4222	a TARGET_MEM_REF before proceeding.
4223
42242009-10-31  Anatoly Sokolov  <aesok@post.ru>
4225
4226	* config/frv/frv.c (frv_function_value, frv_libcall_value,
4227	frv_function_value_regno_p): New functions.
4228	(TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4229	* config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4230	(FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
4231	* config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
4232
42332009-10-31  Anatoly Sokolov  <aesok@post.ru>
4234
4235	* config/mn10300/mn10300.c (mn10300_function_value): Make static, add
4236	new 'outgoing' argument.
4237	(mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
4238	(TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4239	* config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
4240	LIBCALL_VALUE): Remove.
4241	(FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
4242	* config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
4243	(mh10300_function_value_regno_p): Declare.
4244
42452009-10-31  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
4246
4247	* config/arm/cortex-a9.md: New - integer pipeline description.
4248
42492009-10-31  Eric Botcazou  <ebotcazou@adacore.com>
4250
4251	* tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
4252	aborting if the sizes of the two references don't match.
4253
42542009-10-31  Toon Moene  <toon@moene.org>
4255
4256	* ipa-inline.c (cgraph_decide_inlining):
4257	Include reason for not inlining called-once functions in dump file.
4258
42592009-10-30  Daniel Gutson  <dgutson@codesourcery.com>
4260
4261	* config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
4262	* config/arm/bpapi.h (BE8_LINK_SPEC): New define.
4263	(LINK_SPEC): BE_LINK_SPEC added.
4264
42652009-10-30  Richard Guenther  <rguenther@suse.de>
4266
4267	PR lto/41858
4268	* lto-streamer.h (struct lto_file_decl_data): Remove fd member.
4269
42702009-10-30  Nathan Sidwell  <nathan@codesourcery.com>
4271
4272	* target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
4273	* config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
4274	label.
4275
42762009-10-30  Martin Jambor  <mjambor@suse.cz>
4277
4278	* tree-sra.c (build_ref_for_offset_1): Remove a comment.
4279
42802009-10-30  H.J. Lu  <hongjiu.lu@intel.com>
4281
4282	PR target/40838
4283	* cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
4284	first.  Move assert on stack_alignment_estimated just before
4285	setting stack_realign_needed.
4286	(gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
4287	Don't call update_stack_boundary.
4288
4289	* config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
4290	(verride_options): Don't check ix86_force_align_arg_pointer here.
4291	(ix86_function_ok_for_sibcall): Use it.
4292	(ix86_update_stack_boundary): Likewise.
4293
4294	* config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
4295
42962009-10-30  Richard Earnshaw  <rearnsha@arm.com>
4297
4298	* arm.md (QHSI): New mode iterator.
4299	(movqi): If generating for thumb, then truncate any immediate to
4300	8 bits.
4301	* thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
4302	with...
4303	(thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
4304	version.
4305
43062009-10-29  Cary Coutant  <ccoutant@google.com>
4307
4308	PR debug/41700
4309	* dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
4310	locations in the source).
4311	(store_vcall_insn): New function.
4312	(lookup_vcall_insn): New function.
4313	(dwarf2out_virtual_call_token): Use store_vcall_insn.
4314	(dwarf2out_copy_call_info): New function.
4315	(dwarf2out_virtual_call): Use lookup_vcall_insn.
4316	* emit-rtl.c (try_split): Call copy_call_info debug hook.
4317	* debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
4318	* debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
4319	(debug_nothing_rtx_rtx): New dummy hook.
4320	* dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
4321	(xcoff_debug_hooks): Likewise.
4322	* sdbout.c (sdb_debug_hooks): Likewise.
4323	* vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4324
43252009-10-29  David Daney  <ddaney@caviumnetworks.com>
4326
4327	* doc/invoke.texi (mmcount-ra-address): Document new command line
4328	option.
4329	* config/mips/mips.opt (mmcount-ra-address): New option.
4330	* config/mips/mips-protos.h (mips_function_profiler): Declare new
4331	function.
4332	* config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
4333	member.
4334	(mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
4335	(mips_function_profiler): Moved from FUNCTION_PROFILER, and
4336	rewritten.
4337	* config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
4338	mips_function_profiler.
4339
43402009-10-29  Steve Ellcey  <sje@cup.hp.com>
4341
4342	PR middle-end/37565
4343	PR target/38018
4344	* doc/tm.texi (OVERRIDE_OPTIONS): Update.
4345	(TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
4346	* optc-gen.awk (cl_target_option_restore): Include call to
4347	targetm.override_options_after_change.
4348	* target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
4349	* target.h (override_options_after_change): New.
4350	* c-common.c (parse_optimize_options): Call
4351	targetm.override_options_after_change.
4352	* config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
4353	(ia64_override_options_after_change): New.
4354	(ia64_override_options) Add call to above.
4355
43562009-10-29  Michael Matz  <matz@suse.de>
4357
4358	* tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
4359	(gate_convert_to_rsqrt): Ditto.
4360	(pass_convert_to_rsqrt): Ditto.
4361	* tree-pass.h (pass_convert_to_rsqrt): Don't declare.
4362	* passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
4363	to pass list.
4364
4365	* config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
4366
43672009-10-29  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
4368
4369	* config/arm/arm.c (find_best_start): Fix type of remainder to be
4370	unsigned.
4371
43722009-10-29  Martin Jambor  <mjambor@suse.cz>
4373
4374	PR tree-optimization/41775
4375	* tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
4376	(generate_subtree_copies): Do not unshare agg.
4377	(load_assign_lhs_subreplacements): Do not unshare rhs.
4378	(sra_modify_assign): Do not unshare exprs.
4379	(propagate_subacesses_accross_link): Renamed to
4380	propagate_subaccesses_across_link.
4381
43822009-10-29  Richard Earnshaw  <rearnsha@arm.com>
4383
4384	* arm.c (count_insns_for_constant): Rework to support counting for
4385	thumb2 immediates as well.
4386	(find_best_start): Split out from arm_gen_constant.
4387	(arm_gen_constant): Rework to support XOR with immediate.
4388
43892009-10-29  Chao-ying Fu  <fu@mips.com>
4390
4391	* config/mips/mips.c (mips_emit_unary, mips_force_unary): New
4392	functions.
4393	(mips_expand_synci_loop):  Use the length rtx to control the
4394	synci loop from the begin rtx that points to the first byte of
4395	the cache line.
4396
43972009-10-28  Rafael Avila de Espindola  <espindola@google.com>
4398
4399	* doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
4400
44012009-10-28  Rafael Avila de Espindola  <espindola@google.com>
4402
4403	* dbxout.c (dbxout_common_check): Accept non public trees.
4404	* dwarf2out.c (fortran_common): Accept non public trees.
4405
44062009-10-28  Rafael Avila de Espindola  <espindola@google.com>
4407
4408	* common.opt (fuse-linker-plugin): New option.
4409	* gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
4410	fuse-linker-plugin.
4411	* opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
4412
44132009-10-28  Paolo Bonzini  <bonzini@gnu.org>
4414
4415	PR rtl-optimization/39715
4416	* config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
4417	(gen_cstoresi_ltu_thumb1): New splitter.
4418
44192009-10-28  Richard Guenther  <rguenther@suse.de>
4420
4421	PR lto/41808
4422	PR lto/41839
4423	* tree-ssa.c (useless_type_conversion_p): Do not treat
4424	conversions to pointers to incomplete types as useless.
4425	* gimple.c (gimple_types_compatible_p): Compare struct tags,
4426	not typedef names.
4427
44282009-10-28  Jakub Jelinek  <jakub@redhat.com>
4429
4430	* var-tracking.c (emit_note_insn_var_location): Don't call the second
4431	vt_expand_loc unnecessarily when location is not a register nor
4432	memory.
4433
4434	PR middle-end/41837
4435	* ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
4436	fields don't have DECL_NAME.
4437
4438	PR debug/41801
4439	* builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
4440	call convert_memory_address on addr.
4441
4442	PR target/41762
4443	* config/i386/i386.c (ix86_pic_register_p): Don't call
4444	rtx_equal_for_cselib_p for VALUEs discarded as useless.
4445
44462009-10-28  Richard Sandiford  <rdsandiford@googlemail.com>
4447
4448	* var-tracking.c (emit_note_insn_var_location): Get the mode of
4449	a variable part from its REG, MEM or VALUE.
4450
44512009-10-28  Richard Guenther  <rguenther@suse.de>
4452
4453	* gimple.c (gimple_get_alias_set): Fix comment typo.
4454
44552009-10-28  Richard Guenther  <rguenther@suse.de>
4456
4457	* tree.c (free_lang_data_in_type): Do not call get_alias_set.
4458	(free_lang_data): Unconditionally compute alias sets for all
4459	standard integer types.  Bail out if gate bailed out previously.
4460	Do not reset the types_compatible_p langhook.
4461	(gate_free_lang_data): Remove.
4462	(struct pass_ipa_free_lang_data): Enable unconditionally.
4463	* gimple.c (gimple_get_alias_set): Use the same alias-set for
4464	all pointer types.
4465
44662009-10-28  Richard Guenther  <rguenther@suse.de>
4467
4468	PR middle-end/41855
4469	* tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
4470	(ref_maybe_used_by_call_p_1): Fix bcopy handling.
4471	(call_may_clobber_ref_p_1): Likewise.
4472	* tree-ssa-structalias.c (find_func_aliases): Likewise.
4473	* alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
4474
44752009-10-28  Paolo Bonzini  <bonzini@gnu.org>
4476
4477	PR rtl-optimization/41812
4478
4479	Revert:
4480	2009-06-27  Paolo Bonzini  <bonzini@gnu.org>
4481
4482	* df-problems.c (df_md_scratch): New.
4483	(df_md_alloc, df_md_free): Allocate/free it.
4484	(df_md_local_compute): Only include live registers in init.
4485	(df_md_transfer_function): Prune the in-set computed by
4486	the confluence function, and the gen-set too.
4487
44882009-10-28  Paolo Bonzini  <bonzini@gnu.org>
4489
4490	PR rtl-optimization/39715
4491	* combine.c (simplify_comparison): Use extensions to
4492	widen comparisons.  Try an ANDing first.
4493
44942009-10-28  Paolo Bonzini  <bonzini@gnu.org>
4495
4496	PR rtl-optimization/40741
4497	* config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
4498	a small constant is cheap.
4499	* config/arm/arm.md (andsi3, iorsi3): Try to place the result of
4500	force_reg on the LHS.
4501	(xorsi3): Likewise, and split the XOR if the constant is complex
4502	and not in Thumb mode.
4503
45042009-10-28  Paolo Bonzini  <bonzini@gnu.org>
4505
4506	* expmed.c (emit_store_flag): Check costs before
4507	transforming to the opposite representation.
4508
45092009-10-28  Paolo Bonzini  <bonzini@gnu.org>
4510
4511	* config/sh/sh.md (cbranchfp4_media): Remove hack extending
4512	cstore result to DImode.
4513
45142009-10-28  Kaz Kojima  <kkojima@gcc.gnu.org>
4515
4516	* config/sh/sh.md (stuff_delay_slot): Move const_int pattern
4517	inside the unspec vector.
4518
45192009-10-27  Richard Henderson  <rth@redhat.com>
4520
4521	* cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
4522
45232009-10-27  Richard Henderson  <rth@redhat.com>
4524
4525	PR c++/41819
4526	* tree-eh.c (eh_region_may_contain_throw_map): Rename from
4527	eh_region_may_contain_throw; update users.
4528	(eh_region_may_contain_throw): New function.
4529	(lower_catch): Check flag_exceptions before creating exception region.
4530	(lower_eh_filter, lower_eh_must_not_throw): Likewise.
4531	(lower_cleanup): Tidy existing flag_exceptions check to match.
4532
45332009-10-27  Kai Tietz <kai.tietz@onevision.com>
4534
4535	PR/41799
4536	* config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
4537	* config/i386/mingw.opt: Add fset-stack-executable.
4538	* config/i386/i386.c (ix86_trampoline_init): Make call to
4539	emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
4540	defined and its value is not zero.
4541	* doc/invoke.texi
4542
45432009-10-27  Richard Guenther  <rguenther@suse.de>
4544
4545	* tree-ssa-structalias.c (find_func_aliases): In IPA mode
4546	handle calls to externally visible functions like in regular mode.
4547	(create_variable_info_for): Do not create function infos here.
4548	(have_alias_info): Remove write-only variable.
4549	(solve_constraints): New function split out from common code
4550	in compute_points_to_sets and ipa_pta_execute.
4551	(compute_points_to_sets): Adjust.
4552	(ipa_pta_execute): Likewise.  Handle clones and externally visible
4553	functions like in non-IPA mode.
4554
45552009-10-27  Jakub Jelinek  <jakub@redhat.com>
4556
4557	PR c/41842
4558	* c-typeck.c (convert_arguments): Return -1 if any of the arguments is
4559	error_mark_node.
4560
45612009-10-27  Richard Guenther  <rguenther@suse.de>
4562
4563	* tree-complex.c (expand_complex_div_wide): Check for
4564	INTEGER_CST, not TREE_CONSTANT on comparison folding result.
4565
45662009-10-27  Revital Eres  <eres@il.ibm.com>
4567
4568	PR tree-optimization/40648
4569	* tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4570	Change decision of when to peel for alignment.
4571
45722009-10-27  Richard Guenther  <rguenther@suse.de>
4573
4574	PR lto/41821
4575	* gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
4576
45772009-10-27  Aldy Hernandez  <aldyh@redhat.com>
4578
4579	PR bootstrap/41451
4580	* fold-const.c (fold_binary_loc): Do not call
4581	protected_set_expr_location.
4582
45832009-10-27  Wei Guozhi  <carrot@google.com>
4584
4585	PR target/41705
4586	* target.h (have_conditional_execution): Add a new target hook
4587	function.
4588	* target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
4589	* targhooks.h (default_have_conditional_execution): Likewise.
4590	* targhooks.c (default_have_conditional_execution): Likewise.
4591	* doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
4592	* config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
4593	(arm_have_conditional_execution): New function.
4594	* ifcvt.c (noce_process_if_block, find_if_header,
4595	cond_exec_find_if_block, dead_or_predicable): Change the usage of
4596	macro HAVE_conditional_execution to a target hook call.
4597	* recog.c (peephole2_optimize): Likewise.
4598	* sched-rgn.c (add_branch_dependences): Likewise.
4599	* final.c (asm_insn_count, final_scan_insn): Likewise.
4600	* bb-reorder.c (HAVE_conditional_execution): Remove it.
4601
46022009-10-26  Ben Elliston  <bje@au.ibm.com>
4603	    Michael Meissner  <meissner@linux.vnet.ibm.com>
4604	    Ulrich Weigand  <uweigand@de.ibm.com>
4605
4606	* config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
4607	* config/spu/spu_cache.h: New file.
4608
4609	* config/spu/cachemgr.c: New file.
4610	* config/spu/cache.S: New file.
4611
4612	* config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
4613	(ADDR_SPACE_EA): Define.
4614	(TARGET_ADDR_SPACE_KEYWORDS): Define.
4615	* config/spu/spu.c (EAmode): New macro.
4616	(TARGET_ADDR_SPACE_POINTER_MODE): Define.
4617	(TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
4618	(TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
4619	(TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
4620	(TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4621	(TARGET_ADDR_SPACE_CONVERT): Likewise.
4622	(TARGET_ASM_SELECT_SECTION): Likewise.
4623	(TARGET_ASM_UNIQUE_SECTION): Likewise.
4624	(TARGET_ASM_UNALIGNED_SI_OP): Likewise.
4625	(TARGET_ASM_ALIGNED_DI_OP): Likewise.
4626	(ea_symbol_ref): New function.
4627	(spu_legitimate_constant_p): Handle __ea qualified addresses.
4628	(spu_addr_space_legitimate_address_p): New function.
4629	(spu_addr_space_legitimize_address): Likewise.
4630	(cache_fetch): New global.
4631	(cache_fetch_dirty): Likewise.
4632	(ea_alias_set): Likewise.
4633	(ea_load_store): New function.
4634	(ea_load_store_inline): Likewise.
4635	(expand_ea_mem): Likewise.
4636	(spu_expand_mov): Handle __ea qualified memory references.
4637	(spu_addr_space_pointer_mode): New function.
4638	(spu_addr_space_address_mode): Likewise.
4639	(spu_addr_space_subset_p): Likewise.
4640	(spu_addr_space_convert): Likewise.
4641	(spu_section_type_flags): Handle "._ea" section.
4642	(spu_select_section): New function.
4643	(spu_unique_section): Likewise.
4644	* config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
4645	and __EA64__ predefined macros.
4646	* config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
4647	-matomic-updates switches.
4648
4649	* config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
4650	(EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
4651	libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
4652	libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
4653	($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
4654	($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
4655	$(T)cache128k.o): Likewise.
4656	($(T)libgcc_%.a): Likewise.
4657
4658	* config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
4659	* config/spu/spu.opt (-mea32/-mea64): Add switches.
4660	(-maddress-space-conversion): Likewise.
4661	(-mcache-size=): Likewise.
4662	(-matomic-updates): Likewise.
4663	* doc/invoke.texi (-mea32/-mea64): Document.
4664	(-maddress-space-conversion): Likewise.
4665	(-mcache-size=): Likewise.
4666	(-matomic-updates): Likewise.
4667
46682009-10-26  Ben Elliston  <bje@au.ibm.com>
4669	    Michael Meissner  <meissner@linux.vnet.ibm.com>
4670	    Ulrich Weigand  <uweigand@de.ibm.com>
4671
4672	* doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
4673
4674	* c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
4675	defined, add the named address space keywords.
4676	(c_addr_space_name): New function.
4677	(complete_array_type): Preserve named address space.
4678	(handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
4679	instead of targetm.valid_pointer_mode.
4680
4681	* c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
4682	RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
4683	(ADDR_SPACE_KEYWORD): New macro.
4684	(c_addr_space_name): Add prototype.
4685
4686	* c-tree.h (struct c_declspecs): Add address_space member.
4687	(declspecs_add_addrspace): Add prototype.
4688
4689	* c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
4690
4691	* c-parser.c (c_parse_init): Add assertion.
4692	(typedef enum c_id_kind): Add C_ID_ADDRSPACE.
4693	(c_lex_one_token): Handle address space keywords.
4694	(c_token_starts_typename): Likewise.
4695	(c_token_starts_declspecs): Likewise.
4696	(c_parser_declspecs): Likewise.
4697	(c_parser_postfix_expression_after_paren_type): Diagnose compound
4698	literal within function qualified with named address space.
4699
4700	* c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
4701	address space qualifiers.
4702	(shadow_tag_warned): Warn about useless address space qualifiers.
4703	(quals_from_declspecs): Handle address space qualifiers.
4704	(grokdeclarator): Likewise.
4705	(build_null_declspecs): Likewise.
4706	(declspecs_add_addrspace): New function.
4707
4708	* c-typeck.c (addr_space_superset): New function.
4709	(qualify_type): Handle named address spaces.
4710	(composite_type): Likewise.
4711	(common_pointer_type): Likewise.
4712	(comp_target_types): Likewise.
4713	(build_conditional_expr): Likewise.
4714	(handle_warn_cast_qual): Likewise.
4715	(build_c_cast): Likewise.
4716	(convert_for_assignment): Likewise.
4717	(build_binary_op): Likewise.
4718	(pointer_diff): Handle named address spaces.  Use intermediate
4719	integer type of sufficient size if required.
4720
47212009-10-26  Ben Elliston  <bje@au.ibm.com>
4722	    Michael Meissner  <meissner@linux.vnet.ibm.com>
4723	    Ulrich Weigand  <uweigand@de.ibm.com>
4724
4725	* doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
4726	(TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
4727	(TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
4728
4729	* target.h (struct target_def): Add pointer_mode, address_mode,
4730	and valid_pointer_mode to addr_space substructure.
4731	* target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
4732	(TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
4733	(TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
4734	(TARGET_ADDR_SPACE_HOOKS): Add them.
4735	* targhooks.c (target_default_pointer_address_modes_p): New function.
4736	* target.h (target_default_pointer_address_modes_p): Add prototype.
4737	* targhooks.c (default_addr_space_pointer_mode): New function.
4738	(default_addr_space_address_mode): Likewise.
4739	(default_addr_space_valid_pointer_mode): Likewise.
4740	* targhooks.h (default_addr_space_pointer_mode): Add prototype.
4741	(default_addr_space_address_mode): Likewise.
4742	(default_addr_space_valid_pointer_mode): Likewise.
4743	* output.h (default_valid_pointer_mode): Move to ...
4744	* targhooks.h (default_valid_pointer_mode): ... here.
4745	* varasm.c (default_valid_pointer_mode): Move to ...
4746	* targhooks.c (default_valid_pointer_mode): ... here.
4747
4748	* varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
4749	instead of targetm.valid_pointer_mode.
4750
4751	* fold-const.c (fit_double_type): Use int_or_pointer_precision.
4752	* tree.c (integer_pow2p): Likewise.
4753	(tree_log2): Likewise.
4754	(tree_floor_log2): Likewise.
4755	(signed_or_unsigned_type_for): Support pointer type of different size.
4756	(int_or_pointer_precision): New function.
4757	* tree.h (int_or_pointer_precision): Add prototype.
4758	* stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
4759	* varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
4760	incoming pointer type instead of POINTER_SIZE.
4761
4762	* tree.c (build_pointer_type): Use appropriate pointer mode
4763	instead of ptr_mode.
4764	(build_reference_type): Likewise.
4765	* expr.c (store_expr): Likewise.
4766	(expand_expr_addr_expr): Likewise.
4767	* tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
4768	* cfgexpand.c (expand_debug_expr): Likewise.
4769
4770	* auto-inc-dec.c: Include "target.h".
4771	(try_merge): Use appropriate address mode instead of Pmode.
4772	(find_inc): Likewise.
4773	* combine.c (find_split_point): Likewise.
4774	* cselib.c (cselib_record_sets): Likewise.
4775	* dse.c (replace_inc_dec): Likewise.
4776	(canon_address): Likewise.
4777	* var-tracking.c (replace_expr_with_values): Likewise.
4778	(count_uses): Likewise.
4779	(add_uses): Likewise.
4780	(add_stores): Likewise.
4781	* emit-rtl.c: Include "target.h".
4782	(adjust_address_1): Use appropriate address mode instead of Pmode.
4783	(offset_address): Likewise.
4784	* explow.c (break_out_memory_refs): Likewise.
4785	(memory_address_addr_space): Likewise.
4786	(promote_mode): Likewise.
4787	* expr.c (move_by_pieces): Likewise.
4788	(emit_block_move_via_loop): Likewise.
4789	(store_by_pieces): Likewise.
4790	(store_by_pieces_1): Likewise.
4791	(expand_assignment): Likewise.
4792	(store_constructor): Likewise.
4793	(expand_expr_addr_expr): Likewise.
4794	(expand_expr_real_1): Likewise.
4795	* cfgexpand.c (expand_debug_expr): Likewise.
4796	* ifcvt.c (noce_try_cmove_arith): Likewise.
4797	* regcprop.c (kill_autoinc_value): Likewise.
4798	* regmove.c (try_auto_increment): Likewise.
4799	* reload.c (find_reloads): Likewise.
4800	(find_reloads_address): Likewise.
4801	(find_reloads_address_1): Likewise.
4802	* sched-deps.c: Include "target.h".
4803	(sched_analyze_1): Use appropriate address mode instead of Pmode.
4804	(sched_analyze_2): Likewise.
4805	* sel-sched-dump.c: Include "target.h".
4806	(debug_mem_addr_value): Use appropriate address mode instead of Pmode.
4807	* stor-layout.c (layout_type): Likewise.
4808	* tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4809	(multiplier_allowed_in_address_p): Likewise.
4810	(get_address_cost): Likewise.
4811	* varasm.c (make_decl_rtl): Likewise.
4812
4813	* expr.c (expand_assignment): Always convert offsets to appropriate
4814	address mode.
4815	(store_expr): Likewise.
4816	(store_constructor): Likewise.
4817	(expand_expr_real_1): Likewise.
4818
4819	* reload.h (form_sum): Add MODE argument.
4820	* reload.c (form_sum): Add MODE argument, use it instead of Pmode.
4821	Update recursive calls.
4822	(subst_indexed_address): Update calls to form_sum.
4823
4824	* tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
4825	* tree-ssa-address.c: Include "target.h".
4826	(templates): Replace by ...
4827	(mem_addr_template_list): ... this new vector.
4828	(TEMPL_IDX): Handle address space numbers.
4829	(gen_addr_rtx): Add address mode argument, use it instead of Pmode.
4830	(addr_for_mem_ref): Add ADDRSPACE argument.  Use per-address-space
4831	instead of global cache.  Update call to gen_addr_rtx.
4832	(valid_mem_ref_p): Update call to addr_for_mem_ref.
4833	* expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
4834
4835	* rtl.h (convert_memory_address_addr_space): Add prototype.
4836	(convert_memory_address): Define as macro.
4837	* explow.c (convert_memory_address): Rename to ...
4838	(convert_memory_address_addr_space): ... this.  Add ADDRSPACE argument.
4839	Use appropriate pointer and address modes instead of ptr_mode / Pmode.
4840	Update recursive calls.
4841	(memory_address_addr_space): Call convert_memory_address_addr_space.
4842	* expmed.c (make_tree): Likewise.
4843	* expr.c (expand_assignment): Likewise.
4844	(expand_expr_addr_expr_1): Likewise.  Also, add ADDRSPACE argument.
4845	(expand_expr_addr_expr): Likewise.  Also, update call.
4846
4847	* alias.c (find_base_value): Guard pointer size optimizations.
4848	(find_base_term): Likewise.
4849	* rtlanal.c (nonzero_bits1): Likewise.
4850	(num_sign_bit_copies1): Likewise.
4851	* simplify-rtx.c (simplify_unary_operation_1): Likewise.
4852
4853	* Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
4854	(emit-rtl.o): Likewise.
4855	(auto-inc-dec.o): Likewise.
4856	(sched-deps.o): Likewise.
4857
48582009-10-26  Ben Elliston  <bje@au.ibm.com>
4859	    Michael Meissner  <meissner@linux.vnet.ibm.com>
4860	    Ulrich Weigand  <uweigand@de.ibm.com>
4861
4862	* doc/extend.texi (Named Address Spaces): New section.
4863	* coretypes.h (addr_space_t): New type.
4864	(ADDR_SPACE_GENERIC): New define.
4865	(ADDR_SPACE_GENERIC_P): New macro.
4866
4867	* doc/tm.texi (Named Address Spaces): New section.
4868	(TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
4869	(TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
4870	(TARGET_ADDR_SPACE_SUBSET_P): Document.
4871	(TARGET_ADDR_SPACE_CONVERT): Document.
4872	* target.h (struct gcc_target): Add addr_space substructure.
4873	* target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
4874	(TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
4875	(TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4876	(TARGET_ADDR_SPACE_CONVERT): Likewise.
4877	(TARGET_ADDR_SPACE_HOOKS): Likewise.
4878	(TARGET_INITIALIZER): Initialize addr_space hooks.
4879	* targhooks.c (default_addr_space_legitimate_address_p): New function.
4880	(default_addr_space_legitimize_address): Likewise.
4881	(default_addr_space_subset_p): Likewise.
4882	(default_addr_space_convert): Likewise.
4883	* targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
4884	(default_addr_space_legitimize_address): Likewise.
4885	(default_addr_space_subset_p): Likewise.
4886	(default_addr_space_convert): Likewise.
4887
4888	* doc/rtl.texi (MEM_ADDR_SPACE): Document.
4889	* rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
4890	(MEM_ADDR_SPACE): New macro.
4891	* emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
4892	address space memory attribute.
4893	(mem_attrs_htab_hash): Handle address space memory attribute.
4894	(mem_attrs_htab_eq): Likewise.
4895	(set_mem_attributes_minus_bitpos): Likewise.
4896	(set_mem_alias_set): Likewise.
4897	(set_mem_align): Likewise.
4898	(set_mem_expr): Likewise.
4899	(set_mem_offset): Likewise.
4900	(set_mem_size): Likewise.
4901	(adjust_address_1): Likewise.
4902	(offset_address): Likewise.
4903	(widen_memoy_address): Likewise.
4904	(get_spill_slot_decl): Likewise.
4905	(set_mem_attrs_for_spill): Likewise.
4906	(set_mem_addr_space): New function.
4907	* emit-rtl.h (set_mem_addr_space): Add prototype.
4908	* print-rtl.c (print_rtx): Print address space memory attribute.
4909	* expr.c (expand_assignment): Set address space memory attribute
4910	of generated MEM RTXes as appropriate.
4911	(expand_expr_real_1): Likewise.
4912	* cfgexpand.c (expand_debug_expr): Likewise.
4913	* tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4914
4915	* tree.h (struct tree_base): Add address_space bitfield.  Reduce
4916	size of "spare" bitfield.
4917	(TYPE_ADDR_SPACE): New macro.
4918	(ENCODE_QUAL_ADDR_SPACE): Likewise.
4919	(DECODE_QUAL_ADDR_SPACE): Likewise.
4920	(CLEAR_QUAL_ADDR_SPACE): Likewise.
4921	(KEEP_QUAL_ADDR_SPACE): Likewise.
4922	(TYPE_QUALS): Encode type address space.
4923	(TYPE_QUALS_NO_ADDR_SPACE): New macro.
4924	* tree.c (set_type_quals): Set type address space.
4925	(build_array_type): Inherit array address space from element type.
4926	* print-tree.c (print_node_brief): Print type address space.
4927	(print_node): Likewise.
4928	* tree-pretty-print.c (dump_generic_node): Likewise.
4929
4930	* explow.c (memory_address): Rename to ...
4931	(memory_address_addr_space): ... this.  Add ADDRSPACE argument.
4932	Use address-space aware variants of memory address routines.
4933	* recog.c (memory_address_p): Rename to ...
4934	(memory_address_addr_space_p): ... this.  Add ADDSPACE argument.
4935	Use address-space aware variants of memory address routines.
4936	(offsettable_address_p): Rename to ...
4937	(offsettable_address_addr_space_p): ... this.  Add ADDRSPACE argument.
4938	Use address-space aware variants of memory address routines.
4939	* reload.c (strict_memory_address_p): Rename to ...
4940	(strict_memory_address_addr_space_p): ... this.  Add ADDSPACE argument.
4941	Use address-space aware variants of memory address routines.
4942	(maybe_memory_address_p): Rename to ...
4943	(maybe_memory_address_addr_space_p): ... this.  Add ADDSPACE argument.
4944	Use address-space aware variants of memory address routines.
4945	* expr.h (memory_address_addr_space): Add prototype.
4946	(memory_address): Define as macro.
4947	* recog.h (memory_address_addr_space_p): Add prototype.
4948	(memory_address_p): Define as macro.
4949	(offsettable_address_addr_space_p): Add prototype.
4950	(offsettable_address_p): Define as macro.
4951	(strict_memory_address_addr_space_p): Add prototype.
4952	(strict_memory_address_p): Define as macro.
4953
4954	* combine.c (find_split_point): Use address-space aware variants
4955	of memory address routines.
4956	* emit-rtl.c (operand_subword): Likewise.
4957	(change_address_1): Likewise.
4958	(adjust_address_1): Likewise.
4959	(offset_address): Likewise.
4960	* expr.c (emit_move_insn): Likewise.
4961	(expand_assignment): Likewise.
4962	(expand_expr_real_1): Likewise.
4963	* recog.c (verify_changes): Likewise.
4964	(general_operand): Likewise.
4965	(offsettable_memref_p): Likewise.
4966	(offsettable_nonstrict_memref_p): Likewise.
4967	(constrain_operands): Likewise.
4968	* reload.c (get_secondary_mem): Likewise.
4969	(find_reloads_toplev): Likewise.
4970	(find_reloads_address): Likewise.
4971	(find_reloads_subreg_address): Likewise.
4972	* reload1.c (reload): Likewise.
4973	* rtlhooks.c (gen_lowpart_if_possible): Likewise.
4974	* rtl.h (address_cost): Add ADDRSPACE argument.
4975	* rtlanal.c (address_cost): Add ADDRSPACE argument.  Use address-space
4976	aware variant of memory address routines.
4977	* loop-invariant.c (create_new_invariant): Update address_cost call.
4978	* tree-ssa-loop-ivopts.c (computation_cost): Likewise.
4979	* fwprop.c (should_replace_address): Add ADDRSPACE argument.
4980	Use address-space aware variant of memory address routines.
4981	(propagate_rtx_1): Update call to should_replace_address.
4982	* tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
4983	argument.
4984	* tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
4985	ADDRSPACE argument.  Use per-address-space instead of global cache.
4986	Use address-space aware variant of memory address routines.
4987	(get_address_cost): Likewise.
4988	(get_computation_cost_at): Update calls.
4989	* tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
4990	Use address-space aware variant of memory address routines.
4991	(create_mem_ref_raw): Update call to valid_mem_ref_p.
4992	(most_expensive_mult_to_index): Update call to
4993	multiplier_allowed_in_address_p.
4994
4995	* dwarf2out.c (modified_type_die): Output DW_AT_address_class
4996	attribute to indicate named address spaces.
4997
4998	* varasm.c (get_variable_section): DECLs in named address spaces
4999	cannot be "common".
5000
5001	* reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
5002	for addresses in a non-generic address space.
5003
5004	* expr.c (emit_block_move_hints): Do not use libcalls for
5005	memory in non-generic address spaces.
5006	(clear_storage_hints): Likewise.
5007	(expand_assignment): Likewise.
5008
5009	* fold-const.c (operand_equal_p): Expressions refering to different
5010	address spaces are not equivalent.
5011
5012	* rtl.c (rtx_equal_p_cb): MEMs refering to different address
5013	spaces are not equivalent.
5014	(rtx_equal_p): Likewise.
5015	* cse.c (exp_equiv_p): Likewise.
5016	* jump.c (rtx_renumbered_equal_p): Likewise.
5017	* reload.c (operands_match_p): Likewise.
5018
5019	* alias.c (nonoverlapping_memrefs_p): MEMs refering to different
5020	address spaces may alias.
5021	(true_dependence): Likewise.
5022	(canon_true_dependence): Likewise.
5023	(write_dependence_p): Likewise.
5024
5025	* dse.c (canon_address): Handle named address spaces.
5026	* ifcvt.c (noce_try_cmove_arith): Likewise.
5027
5028	* tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
5029	* expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
5030	* convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
5031	to handle conversions between different address spaces.
5032	* fold-const.c (fold_convert_loc): Likewise.
5033	(fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
5034	* tree-pretty-print.c (dump_generic_node): Likewise.
5035	* gimple-pretty-print.c (dump_unary_rhs): Likewise.
5036	* tree-cfg.c (verify_gimple_assign_unary): Likewise.
5037	* tree-inline.c (estimate_operator_cost): Likewise.
5038	* tree-ssa.c (useless_type_conversion_p): Conversions between pointers
5039	to different address spaces are not useless.
5040
50412009-10-26  Jakub Jelinek  <jakub@redhat.com>
5042
5043	PR bootstrap/41345
5044	* cfgcleanup.c (trivially_empty_bb_p): New function.
5045	(try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
5046
5047	PR debug/41828
5048	* dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
5049	add_name_and_src_coords_attributes, gen_namespace_die,
5050	dwarf2out_set_name): Handle dwarf2_name returning NULL.
5051
50522009-10-26  Nick Clifton  <nickc@redhat.com>
5053
5054	* config.gcc: Add support for RX target.
5055	* config/rx: New directory.
5056	* config/rx/constraints.md: New file.
5057	* config/rx/predicates.md: New file.
5058	* config/rx/rx.c: New file.
5059	* config/rx/rx.h: New file.
5060	* config/rx/rx.md: New file.
5061	* config/rx/rx.opt: New file.
5062	* config/rx/rx-protos.h: New file.
5063	* config/rx/t-rx: New file.
5064	* doc/extend.texi: Document RX function attributes.
5065	* doc/invoke.texi: Document RX specific command line options.
5066	* doc/contrib.texi: Document RX contribution.
5067	* doc/md.texi: Document RX constraints.
5068	* doc/install.texi: Document RX support.
5069
50702009-10-26  Michael Matz  <matz@suse.de>
5071
5072	PR tree-optimization/41783
5073	* tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
5074	case for simple diamonds.
5075	* tree-ssa-alias.h (get_continuation_for_phi): Declare.
5076	* tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
5077	argument, use alias oracle to skip some vdefs.
5078	(phi_translate_1): Change call to above, don't allocate new
5079	value ids if they can stay the same.
5080	(compute_avail): Allow vuse walking when looking up references.
5081
50822009-10-26  Richard Guenther  <rguenther@suse.de>
5083
5084	PR tree-optimization/41826
5085	* tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
5086	access to re-allocated vector fields.
5087
50882009-10-26  Richard Guenther  <rguenther@suse.de>
5089
5090	* graphite-sese-to-poly.c (check_poly_representation): Fix
5091	compile without checking.
5092
50932009-10-26  Janus Weil  <janus@gcc.gnu.org>
5094
5095	PR fortran/41714
5096	* gimple.h (tree_annotate_all_with_location): Remove prototype.
5097	* gimplify.c (tree_should_carry_location_p,
5098	tree_annotate_one_with_location,tree_annotate_all_with_location):
5099	Remove obsolete functions.
5100
51012009-10-25  Kaz Kojima  <kkojima@gcc.gnu.org>
5102
5103	PR target/41813
5104	* config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
5105
51062009-10-25  Richard Guenther  <rguenther@suse.de>
5107
5108	* lto-streamer-in.c (unpack_ts_decl_common_value_fields):
5109	Stream DECL_RESTRICTED_P.
5110	* lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
5111
51122009-10-25  Richard Sandiford  <rdsandiford@googlemail.com>
5113
5114	* config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
5115	a note when expanding to nothing.
5116
51172009-10-25  Richard Guenther  <rguenther@suse.de>
5118
5119	PR middle-end/41814
5120	* tree.c (find_decls_types_r): Deal with Java overloading
5121	BINFO_VIRTUALS for its own purpose.
5122
51232009-10-24  Adam Nemet  <anemet@caviumnetworks.com>
5124
5125	* config/mips/predicates.md (hilo_operand): New predicate.
5126	* config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
5127	define_insn.  Correct !ISA_HAS_EXT_INS length from 24 to 28.  Move
5128	splitter part from here ...:
5129	(<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here.  Swap
5130	op0 and op4 to match the DINS case.
5131	(<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
5132
51332009-10-24  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>
5134
5135	PR middle-end/19154
5136	* avr.md (QIDI): Add new mode iterator.
5137	(sbrx_branch<mode>): Create new zero extract bit, test and jump
5138	patterns for all QI thru DI modes combinations.
5139	(sbrx_and_branch<mode>): Create new and based bit test and jump
5140	patterns for QI thru SI modes.
5141	avr.c (avr_out_sbxx_branch): Use only bit number.
5142
51432009-10-24  Jan Hubicka  <jh@suse.cz>
5144
5145	* ipa-reference.c (check_call): Noreturn notrhow calls do not write
5146	to memory.
5147	(analyze_function): When analyzing noreturn nothrow call, do not
5148	compute written stats; free bitmaps of vars early if possible.
5149	(generate_summary): Only update bitmaps if computed.
5150	(propagate): Only dump bitmaps if computed.
5151	(ipa_reference_read_summary): Fix pasto.
5152
51532009-10-24  Eric Botcazou  <ebotcazou@adacore.com>
5154
5155	* tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
5156	(aliasing_component_refs_p): ...this.  Return true if there is no
5157	common base and the base access types have the same alias set.
5158	(indirect_ref_may_alias_decl_p): Adjust for above renaming.
5159	(indirect_refs_may_alias_p): Likewise.
5160
51612009-10-23  Joseph Myers  <joseph@codesourcery.com>
5162
5163	PR c/40033
5164	* c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
5165	a C_MAYBE_CONST_EXPR.
5166
51672009-10-23  Michael Meissner  <meissner@linux.vnet.ibm.com>
5168
5169	PR target/41787
5170	* config/rs6000/rs6000.c (struct machine_function): Add
5171	vsx_or_altivec_used_p to record if vector types are used.
5172	(rs6000_expand_to_rtl_hook): Rename from
5173	rs6000_alloc_sdmode_stack_slot.  If VSX, check to see if there are
5174	any vector operations, so if there are, we can set VRSAVE to
5175	non-zero when only floating point vector registers are used.
5176	(TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
5177	(rs6000_check_vector_mode): Inner function to check if vector
5178	types are used in the code.
5179	(compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
5180	vector instructions are used.
5181
5182	* config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
5183	Indicate that VSX registers which overlap floating point
5184	registers, can't be used across a call, since the ABI only states
5185	the scalar part of the register will be saved and restored.
5186
51872009-10-23  Joseph Myers  <joseph@codesourcery.com>
5188
5189	PR c/41673
5190	* alias.c (get_alias_set): Call langhook before returning 0 for
5191	types with structural equality.
5192	* c-common.c (c_common_get_alias_set): Use alias set of element
5193	type for arrays with structural comparison.
5194
51952009-10-23  Richard Guenther  <rguenther@suse.de>
5196
5197	PR middle-end/41805
5198	* cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
5199	gimple_call_nothrow_p.
5200
52012009-10-23  Richard Guenther  <rguenther@suse.de>
5202
5203	PR tree-optimization/41778
5204	* tree-ssa-pre.c (do_regular_insertion): Only insert if a
5205	redundancy along a path in the CFG we want to optimize for speed
5206	is going to be removed.
5207	(execute_pre): Do partial-PRE only if the function is to be
5208	optimized for speed.
5209	(gate_pre): Do not turn off all of PRE when not optimizing a
5210	function for speed.
5211
52122009-10-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5213
5214	* builtins.c (fold_builtin_cabs): Use validate_arg().
5215	(fold_builtin_cexp): Fix if-logic.
5216	(fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
5217
52182009-10-22  Jeff Law  <law@redhat.com>
5219
5220	* ira-lives.c (process_single_reg_class_operands): Update the
5221	hard reg costs for all the hard registers desired by the
5222	single reg class operand.
5223
52242009-10-22  Richard Sandiford  <rdsandiford@googlemail.com>
5225
5226	* simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
5227	for rtxes that aren't handled specially.
5228
52292009-10-22  Richard Sandiford  <rdsandiford@googlemail.com>
5230
5231	* rtl.h (shallow_copy_rtvec): Declare.
5232	* rtl.c (shallow_copy_rtvec): New function.
5233	* cselib.c (cselib_subst_to_values): Use it.  Only modify an
5234	rtx field if the subrtx has changed.
5235
52362009-10-22  Anatoly Sokolov  <aesok@post.ru>
5237
5238	* config/m32c/m32c.c (m32c_function_value_regno_p): New function.
5239	(m32c_function_value): Make static, add new 'outgoing' argument.
5240	(m32c_libcall_value): Make static, add new 'fun' argument.
5241	(TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
5242	* config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
5243	(FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
5244	* config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
5245	(m32c_function_value, m32c_libcall_value): Delete declaration.
5246
52472009-10-22  Diego Novillo  <dnovillo@google.com>
5248
5249	* Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
5250
52512009-10-22  Razya Ladelsky  <razya@il.ibm.com>
5252
5253	* tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
5254	space.
5255
52562009-10-22  Richard Guenther  <rguenther@suse.de>
5257
5258	* lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
5259	* lto-symtab.c (struct lto_symtab_entry_def): Add node member.
5260	(lto_symtab_merge): Do not merge cgraph nodes here.
5261	(lto_symtab_resolve_can_prevail_p): Simplify.
5262	(lto_symtab_resolve_symbols): Store cgraph node.
5263	(lto_symtab_merge_decls_1): Simplify.  Do not drop non-prevailing
5264	functions from the symtab.
5265	(lto_symtab_merge_cgraph_nodes_1): New function.
5266	(lto_symtab_merge_cgraph_nodes): Likewise.
5267
52682009-10-22  Richard Guenther  <rguenther@suse.de>
5269
5270	PR lto/41791
5271	* lto-streamer-out.c (lto_output_location): Stream the
5272	system header flag.
5273	* lto-streamer-in.c (lto_input_location): Likewise.
5274
52752009-10-22  Razya Ladelsky  <razya@il.ibm.com>
5276
5277	* cfgloopmanip.c (duplicate_subloops): Export.
5278	* tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
5279	(transform_to_exit_first_loop): Duplicate bbs starting from
5280	header up to loop->latch instead of exit->src.
5281	Initialize control variable to the correct number of iterations.
5282	(gather_scalar_reductions): Do not register double reductions.
5283	(parallelize_loops): Dump which loop is tested.
5284	Indicate whether the parallelized loop is inner or not.
5285	Remove the innermost-loop requirement.
5286	* cfgloop.h (duplicate_subloops): Export.
5287	* tree-cfg.c (add_phi_args_after_redirect): New function.
5288	(gimple_duplicate_sese_tail): Remove the no-subloops constraint.
5289	Call duplicate_subloops.
5290	Update number of iterations at the exit condition.
5291	Don't redirect nexits always to the loop exit.
5292	Redirect copied edges from latch to the loop exit.
5293
52942009-10-22  Jan Hubicka  <jh@suse.cz>
5295
5296	* ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
5297	flag_ltrans check.
5298	* ipa-inline.c (cgraph_mark_inline_edge,
5299	cgraph_decide_inlining_of_small_function,
5300	cgraph_decide_inlining, inline_read_summary): Disable indirect
5301	inlining for WPA for time being.
5302
5303	PR tree-optimize/40556
5304	* ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
5305
53062009-10-22  Richard Guenther  <rguenther@suse.de>
5307
5308	* lto-streamer.h (lto_symtab_clear_resolution): Remove.
5309	* lto-symtab.c (lto_symtab_clear_resolution): Likewise.
5310
53112009-10-22  Jan Hubicka  <jh@suse.cz>
5312
5313	PR lto/41730
5314	* ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
5315	global vars.
5316	(check_call): Handle only indirect calls.
5317	(propagate_bits): Update comment.
5318	(write_node_summary_p): Turn bogus check to assert.
5319	(ipa_reference_write_summary): Stream calls_read_all properly.
5320	(ipa_reference_read_summary): Stream in calls_read_all properly.
5321	(read_write_all_from_decl): New function.
5322	(propagate): Handle OVERWRITABLE nodes and external calls here.
5323	* ipa-pre-const.c (check_call): In IPA mode handle indirect
5324	calls only.
5325	(analyze_function): Do not check visibility here.
5326	(add_new_function): We summary OVERWRITABLE too.
5327	(generate_summary): Stream OVERWRITABLE nodes too.
5328	(propagate): Handle external calls and OVERWRITABLE nodes here.
5329	(local_pure_const): Check visibility here.
5330
53312009-10-22  Jan Hubicka  <jh@suse.cz>
5332
5333	* ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
5334	(pass_ipa_cp): Register them.
5335	(ipcp_init_stage): Analyze all functions for whopr/lto.
5336	(ipcp_propagate_stage): Skip external calls.
5337	(ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
5338	* ipa-reference.c (write_node_summary_p): Fix thinko about
5339	availability.
5340	* cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
5341	when in ltrans, skip executing of ipa passes since everything
5342	should've been done.
5343	* ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
5344	(inline_generate_summary): Likewise.
5345	(inline_read_summary): New function.
5346	(inline_write_summary): New function.
5347	(pass_ipa_inline): Register new hooks.
5348	* ipa-prop.c: Inlcude lto-streamer.h
5349	(ipa_edge_args_vector): Update declaration.
5350	(ipa_count_arguments, ipa_compute_jump_functions,
5351	ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
5352	(ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
5353	ipa_read_node_info): New static functions.
5354	(ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
5355	(duplicate_array): Use xmalloc.
5356	(duplicate_ggc_array): New.
5357	(ipa_edge_duplication_hook): Use it.
5358	(ipa_update_after_lto_read): New function.
5359	* ipa-prop.h (ipa_prop_write_jump_functions,
5360	ipa_prop_read_jump_functions): Declare.
5361	(ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
5362	jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
5363	(ipa_edge_args_vector): Move into GGC.
5364	(ipa_check_create_edge_args): Update.
5365	(ipa_update_after_lto_read): New.
5366	* passes.c (ipa_write_summaries_1): When in wpa, do not write
5367	summaries.
5368	(ipa_read_summaries): When in ltrans, so not read summaries.
5369	* lto-streamer.c (lto_get_section_name): Add
5370	LTO_section_jump_functions.
5371	* lto-streamer.h (LTO_section_jump_functions): New section.
5372	(produce_asm): Declare.
5373	* lto-cgraph.c (output_cgraph): Output edges in reverse order.
5374	* lto-streamer-out.c (produce_asm): Export.
5375	* lto-streamer-in.c: Include tree-pass.h
5376	(input_function): Free dominance info when done.
5377	(lto_read_body): Push ipa_inline in ltrans stage.
5378	* gengtype.c (open_base_files): Add ipa-prop.h into includes.
5379	* Makefile.in (GTFILES): Add ipa-prop.h
5380
53812009-10-22  Matthias Klose  <doko@ubuntu.com>
5382
5383	* doc/install.texi: Document --enable-browser-plugin.
5384
53852009-10-21  Vladimir Makarov  <vmakarov@redhat.com>
5386
5387	* doc/invoke.texi (fira-loop-pressure): Update default value.
5388	* opts.c (decode_options): Remove default value setting for
5389	flag_ira_loop_pressure.
5390	* config/ia64/ia64.c (ia64_override_options): Set
5391	flag_ira_loop_pressure up for -O3.
5392	* config/rs6000/rs6000.c (rs6000_override_options): Ditto.
5393
53942009-10-21  Sebastian Pop  <sebastian.pop@amd.com>
5395
5396	PR tree-optimization/41497
5397	* tree-scalar-evolution.c (analyze_evolution_in_loop): Return
5398	chrec_dont_know if the evolution function returned by follow_ssa_edge
5399	is constant in the analyzed loop and is not compatible with the
5400	initial value before the loop.
5401	* tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
5402
54032009-10-21  Joseph Myers  <joseph@codesourcery.com>
5404
5405	* config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
5406
54072009-10-21  Jakub Jelinek  <jakub@redhat.com>
5408
5409	PR other/25507
5410	* doc/invoke.texi: Document -print-multi-os-directory.
5411
54122009-10-21  Jack Howarth  <howarth@bromo.med.uc.edu>
5413
5414	PR c++/41313
5415	* gcc/config/darwin10.h: Use default_emit_unwind_label.
5416	* gcc/config/darwin.c: Disable -freorder-blocks-and-partition
5417	when darwin_emit_unwind_label is used.
5418
54192009-10-21  Eric Botcazou  <ebotcazou@adacore.com>
5420
5421	* tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
5422	order of checks.
5423
54242009-10-20  Richard Henderson  <rth@redhat.com>
5425
5426	* tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
5427	before emit_post_landing_pad.
5428
54292009-10-20  Adam Nemet  <anemet@caviumnetworks.com>
5430
5431	* config/mips/mips.c (mips_binary_cost): Add new argument speed.
5432	Use when calling rtx_costs.
5433	(mips_rtx_costs): Fix formatting.  Use argument speed rather than the
5434	global optimize_size.  Pass speed to mips_binary_cost.
5435
54362009-10-20  Jakub Jelinek  <jakub@redhat.com>
5437
5438	* config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
5439	of TREE_CONSTANT.
5440
54412009-10-20  Richard Sandiford  <rdsandiford@googlemail.com>
5442
5443	* rtl.h (simplify_replace_fn_rtx): Declare.
5444	(wrap_constant, unwrap_constant): Delete.
5445	* cfgexpand.c (unwrap_constant, wrap_constant): Delete.
5446	(expand_debug_expr): Don't call wrap_constant.
5447	* combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
5448	(auto_adjust_pair): Fold into...
5449	(propagate_for_debug_subst): ...here.  Only define for AUTO_INC_DEC.
5450	Just return a new value.
5451	(propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
5452	otherwise use simplify_replace_rtx.
5453	* cselib.c (wrap_constant): Reinstate old definition.
5454	(cselib_expand_value_rtx_1): Don't wrap constants.
5455	* gcse.c (try_replace_reg): Don't use copy_rtx in the call to
5456	simplify_replace_rtx.
5457	(bypass_block): Fix formatting in calls to simplify_replace_rtx.
5458	* reload1.c (reload): Skip all uses for an insn before adjusting it.
5459	Use simplify_replace_rtx.
5460	* simplify-rtx.c (simplify_replace_fn_rtx): New function,
5461	adapted from...
5462	(simplify_replace_rtx): ...here.  Turn into a wrapper for
5463	simplify_replace_fn_rtx.
5464	(simplify_unary_operation): Don't unwrap CONSTs.
5465	* var-tracking.c (check_wrap_constant): Delete.
5466	(vt_expand_loc_callback): Don't call it.
5467	(vt_expand_loc): Likewise.
5468
54692009-10-20  Pascal Obry  <obry@adacore.com>
5470	    Eric Botcazou  <ebotcazou@adacore.com>
5471
5472	* config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
5473
54742009-10-20  Michael Matz  <matz@suse.de>
5475
5476	* loop-invariant.c (create_new_invariant): Use different magic number.
5477
54782009-10-20  Richard Earnshaw  <rearnsha@arm.com>
5479
5480	PR target/39247
5481	* arm.c (arm_override_options): Forcibly disable hot/cold block
5482	partitioning.
5483
54842009-10-20  Alexandre Oliva  <aoliva@redhat.com>
5485
5486	PR debug/41739
5487	* haifa-sched.c (try_ready): Skip debug deps updating speculation
5488	status.
5489
54902009-10-20  Richard Guenther  <rguenther@suse.de>
5491
5492	* ggc-page.c: Include cfgloop.h.
5493	(struct max_alignment): Drop long double, add void *.
5494	(extra_order_size_table): Add low non-power-of-two multiples
5495	of MAX_ALIGNMENT.  Drop small type-based entries, add
5496	tree_type, cgraph_node and loop.
5497	* alloc-pool.c (struct allocation_object_def): Drop long double
5498	aligning element.
5499
55002009-10-20  Jakub Jelinek  <jakub@redhat.com>
5501
5502	PR debug/41340
5503	* loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
5504	referenced just in DEBUG_INSNs.
5505
55062009-10-20  Richard Guenther  <rguenther@suse.de>
5507
5508	PR lto/41761
5509	* gimple.c (gimple_register_type): Make sure we register
5510	the types main variant first.
5511
55122009-10-20  Richard Guenther  <rguenther@suse.de>
5513
5514	* gimple.c (gimple_types_compatible_p): Simplify.  Move
5515	cheap checks before hashtable queries.  Add checks for
5516	TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
5517
55182009-10-20  Eric Botcazou  <ebotcazou@adacore.com>
5519
5520	* tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
5521	without size or with size that can't be represented as a host integer.
5522
55232009-10-20  Alexandre Oliva  <aoliva@redhat.com>
5524
5525	* tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
5526	the removal of a debug stmt as a significant change.
5527
55282009-10-20  Wolfgang Gellerich  <gellerich@de.ibm.com>
5529
5530	* config/s390/s390.md: Added agen condition to operand
5531	forwarding bypasses.  Added bypass for early address generation
5532	use of int results.  Updated comments.
5533
55342009-10-20  Stefan Dösinger  <stefan@codeweavers.com>
5535
5536	* config/i386/i386.c: Remove signal.h #include.
5537
55382009-10-20  Jie Zhang  <jie.zhang@analog.com>
5539
5540	* simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
5541	* doc/rtl.texi: Document ss_abs.
5542
55432009-10-19  Jakub Jelinek  <jakub@redhat.com>
5544
5545	* c-common.c (c_parse_error): Handle CPP_UTF8STRING.
5546	* c-lex.c (c_lex_with_flags): Likewise.  Test C_LEX_STRING_NO_JOIN
5547	instead of C_LEX_RAW_STRINGS.
5548	(lex_string): Handle CPP_UTF8STRING.
5549	* c-parser.c (c_parser_postfix_expression): Likewise.
5550	* c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
5551	(C_LEX_STRING_NO_JOIN): ... this.
5552
55532009-10-19  Anatoly Sokolov  <aesok@post.ru>
5554
5555	* config/cris/cris.c (cris_function_value, cris_libcall_value,
5556	cris_function_value_regno_p): New functions.
5557	(cris_promote_function_mode): Update comment.
5558	(TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
5559	* config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
5560	(FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
5561	* config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
5562
55632009-10-19  Jakub Jelinek  <jakub@redhat.com>
5564
5565	* unwind-dw2.c (execute_stack_op): Fix operand order for
5566	DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
5567
55682009-10-19  Eric Botcazou  <ebotcazou@adacore.com>
5569
5570	* gimple-low.c (struct lower_data): Add cannot_fallthru field.
5571	(lower_stmt) <GIMPLE_BIND>: Add comment.
5572	<GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
5573	and return.
5574	<GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
5575	Otherwise lower it and set cannot_fallthru to true.
5576	<GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
5577	<GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
5578	<GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
5579	to true for a noreturn call.  Do not remove statements.
5580	<GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
5581	Set cannot_fallthru to false on function exit.
5582	(gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
5583	<GIMPLE_ASSIGN>: Remove.
5584
55852009-10-19  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5586
5587	* config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
5588
55892009-10-19  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5590
5591	* config/s390/s390.c (s390_z10_optimize_cmp): Use
5592	next/prev_active_insn to skip DEBUG_INSNs as well.
5593
55942009-10-19  Joseph Myers  <joseph@codesourcery.com>
5595
5596	* config/arm/arm.c (output_move_neon): Use DImode in call to
5597	adjust_address.
5598
55992009-10-19  Matthias Klose  <doko@ubuntu.com>
5600
5601	PR target/40134
5602	* config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
5603
56042009-10-19  Jakub Jelinek  <jakub@redhat.com>
5605
5606	* cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
5607
56082009-10-17  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>
5609
5610	PR middle-end/41738
5611	* optabs.c (expand_binop): Make mode of shift count expression mode
5612	of shift count not target.
5613	Remove indent nit.
5614
56152009-10-17  Eric Botcazou  <ebotcazou@adacore.com>
5616
5617	* tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
5618	case.  Force using values to replace references within the statement.
5619	(convert_local_reference_stmt): Likewise.
5620
56212009-10-17  Eric Botcazou  <ebotcazou@adacore.com>
5622
5623	* gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
5624	remove a subsequent GOTO or RETURN statement.
5625
56262009-10-17  Andy Hutchinson  <hutchinsonandy@aim.com>
5627
5628	* config/avr.md (*movqi): Add zero as equally preferable constraint
5629	as general register.
5630	(*movhi): Ditto.
5631
56322009-10-17  Eric Botcazou  <ebotcazou@adacore.com>
5633
5634	* print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
5635
56362009-10-17  Richard Guenther  <rguenther@suse.de>
5637
5638	* lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
5639
56402009-10-17  Richard Guenther  <rguenther@suse.de>
5641
5642	* lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
5643	operands in COMPONENT_REFs.
5644
56452009-10-17  Anatoly Sokolov  <aesok@post.ru>
5646
5647	* targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
5648	if not defined. Change type of second argument to const_rtx.
5649	(default_function_value): Call gcc_unreachable if FUNCTION_VALUE
5650	macro not defined.
5651	* targhooks.h (default_libcall_value): Update prototype.
5652	* target.h (struct gcc_target): Change type of second argument of
5653	libcall_value to const_rtx.
5654	* config/arm/arm.c (arm_libcall_value): Change type of second argument
5655	to const_rtx.
5656	(arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
5657	* doc/tm.texi (TARGET_LIBCALL_VALUE):  Revise documentation.
5658
56592009-10-17  Jakub Jelinek  <jakub@redhat.com>
5660
5661	PR debug/40521
5662	* debug.h (struct gcc_debug_hooks): Add assembly_start hook.
5663	* cgraphunit.c (cgraph_optimize): Call it.
5664	* dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
5665	(dwarf2out_assembly_start): ... here.  New hook.
5666	(dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
5667	* debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
5668	hook.
5669	* dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
5670	* sdbout.c (sdb_debug_hooks): Likewise.
5671	* vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
5672	(vmsdbgout_assembly_start): New hook.
5673
56742009-10-17  Alexandre Oliva  <aoliva@redhat.com>
5675
5676	* rtl.h (RTL_LOCATION): Fix typo.
5677
56782009-10-17  Alexandre Oliva  <aoliva@redhat.com>
5679
5680	* print-rtl.c (print_rtx): Print locators in asm_operands
5681	and asm_input.
5682
56832009-10-17  Alexandre Oliva  <aoliva@redhat.com>
5684
5685	PR debug/41535
5686	* sched-deps.c (depl_on_debug_p): New.
5687	(attach_dep_link): Reject debug deps before nondebug deps.
5688	(add_to_deps_list): Insert debug deps after nondebug deps.
5689	(sd_lists_empty_p): Stop at first nonempty list.  Disregard debug
5690	deps.
5691	(sd_add_dep): Do not reject debug deps.
5692	(add_insn_mem_dependence): Don't count debug deps.
5693	(remove_from_deps): Likewise.
5694	(sched_analyze_2): Set up mem deps on debug insns.
5695	(sched_analyze_insn): Record reg uses for deps on debug insns.
5696	* haifa-sched.c (schedule_insn): Reset deferred debug insn.  Don't
5697	try_ready nondebug insn after debug insn.
5698	* ddg.c (create_ddg_dep_from_intra_loop_link,
5699	create_ddg_dep_no_link): Don't reject debug deps.
5700
57012009-10-16  Richard Guenther  <rguenther@suse.de>
5702
5703	* lto-symtab.c (merge_incomplete_and_complete_type): Remove.
5704	(maybe_merge_incomplete_and_complete_type): Likewise.
5705	(lto_symtab_merge): Do not call them.  Do not warn for
5706	complete vs. incomplete compatible types.
5707	(lto_symtab_merge_decls_2): Simplify.
5708	* gimple.c (gimple_force_type_merge): Remove.
5709	(gimple_types_compatible_p): Make it static.
5710	* gimple.h (gimple_force_type_merge): Remove.
5711	(gimple_types_compatible_p): Likewise.
5712
57132009-10-16  Jakub Jelinek  <jakub@redhat.com>
5714
5715	* dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
5716	DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
5717
57182009-10-16  Richard Guenther  <rguenther@suse.de>
5719
5720	PR tree-optimization/41728
5721	* tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
5722	if fold_stmt did anything.
5723
57242009-10-16  Richard Guenther  <rguenther@suse.de>
5725
5726	PR lto/41715
5727	* lto-streamer-in.c (lto_input_tree_ref): Revert last change.
5728	(maybe_fixup_handled_component): New function.
5729	(input_gimple_stmt): Fixup mismatched decl replacements.
5730
57312009-10-16  Richard Guenther  <rguenther@suse.de>
5732
5733	PR lto/41713
5734	* lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
5735	the same as VAR_DECL.
5736
57372009-10-16  Richard Guenther  <rguenther@suse.de>
5738
5739	* gimple.c (iterative_hash_gimple_type): For integer types
5740	also hash their minimum and maximum values and the string flag.
5741	For array types hash their domain and the string flag.
5742
57432009-10-16  Richard Guenther  <rguenther@suse.de>
5744
5745	* gimple.c (gimple_types_compatible_p): Restrict completing
5746	types to record or unions.  Simplify completion.
5747	Do not merge records or unions with different
5748	TYPE_STRUCTURAL_EQUALITY_P tag.
5749	(iterative_hash_gimple_type): Restrict non-recursing into
5750	pointer targets for records and unions.
5751
57522009-10-15  Jakub Jelinek  <jakub@redhat.com>
5753
5754	PR debug/41717
5755	* cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
5756	* dwarf2out.c (mem_loc_descriptor): Don't handle
5757	POST_INT/POST_DEC/POST_MODIFY like SUBREG.  For SUBREG
5758	punt if it is not lowpart subreg or if inner mode isn't
5759	MODE_INT.
5760
57612009-10-16  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5762
5763	* config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
5764	investigating previous or next insns.
5765
57662009-10-16  Eric Botcazou  <ebotcazou@adacore.com>
5767
5768	* tree-sra.c (build_ref_for_offset_1): Update comment.
5769
57702009-10-16  Wolfgang Gellerich  <gellerich@de.ibm.com>
5771
5772	* config/s390/s390.md (atype): Added missing values.
5773
57742009-10-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5775
5776	PR target/41702
5777	* pa.md (casesi): Use sign extended index in call to gen_casesi64p.
5778	(casesi64p): Update pattern to reflect above.
5779
57802009-10-15  Steve Ellcey  <sje@cup.hp.com>
5781
5782	PR rtl-optimization/41697
5783	* sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
5784
57852009-10-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
5786
5787	PR target/23983
5788	* config/rs6000/predicates.md: Update copyright year.
5789	* config/rs6000/altivec.md: Ditto.
5790
5791	* config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
5792	(MD_INCLUDES): Add a2.md.
5793
5794	* config/rs6000/rs6000.c (rs6000_builtin_decls): Change
5795	RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
5796	(builtin_classify): New static vector to classify various builtins
5797	to get the tree attributes correct.
5798	(def_builtin): Set the attributes of builtins based on what the
5799	builtin does (i.e. memory operation, floating point, saturation
5800	need special attributes, others are pure functions).
5801
5802	* config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
5803	the builtins.
5804	(enum rs6000_builtins): Include rs6000-builtin.def to define the
5805	builtins.  Change the end marker to MAX_RS6000_BUILTINS from
5806	RS6000_BUILTIN_COUNT.
5807	(rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
5808	MAX_RS6000_BUILTINS.
5809
5810	* config/rs6000/rs6000-builtin.def: New file that combines the
5811	builtin enumeration name and attributes.
5812
58132009-10-15  H.J. Lu  <hongjiu.lu@intel.com>
5814
5815	* config/i386/linux.h (ASM_SPEC): Add --32.
5816
58172009-10-15  Jakub Jelinek  <jakub@redhat.com>
5818
5819	* dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
5820	and DW_TAG_template_alias.
5821	(dwarf_attr_name): Handle DW_AT_main_subprogram,
5822	DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
5823	DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
5824	DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
5825	DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
5826	and DW_AT_GNU_odr_signature.
5827	(dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
5828	DW_FORM_flag_present and DW_FORM_ref_sig8.
5829	(output_signature): Only print name on the first byte.
5830	(output_die): Likewise for dw_val_class_data8.
5831
58322009-10-15  Alexander Monakov  <amonakov@ispras.ru>
5833
5834	* doc/invoke.texi: Clarify that most optimizations are not enabled
5835	without -O.
5836
58372009-10-15  Richard Guenther  <rguenther@suse.de>
5838
5839	PR lto/41668
5840	* gimple.c (compare_type_names_p): Handle anonymous names
5841	differently based on new mode argument.
5842	(gimple_types_compatible_p): For structs also compare the tags.
5843	(iterative_hash_type_name): Rename to ...
5844	(iterative_hash_name): ... this.  Hash all names.
5845	(iterative_hash_gimple_type): Fix hashing the struct tag of
5846	pointer targets.  Hash field decl names.
5847
58482009-10-15  Richard Guenther  <rguenther@suse.de>
5849
5850	PR lto/41669
5851	* gimple.c (gimple_get_alias_set): Avoid recursing on
5852	invalid type topology.
5853
58542009-10-15  Andrew Pinski  <andrew_pinski@playstation.sony.com>
5855
5856	* config/spu/spu.c (get_branch_target): Use extract_asm_operands.
5857
58582009-10-15  Richard Guenther  <rguenther@suse.de>
5859
5860	* tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
5861
58622009-10-15  Jakub Jelinek  <jakub@redhat.com>
5863
5864	* config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
5865	add --with-tune{,-32,-64} configured default for -mtune if explicit
5866	-mcpu is used.
5867
58682009-10-14  Daniel Gutson  <dgutson@codesourcery.com>
5869
5870	* config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
5871
58722009-10-14  DJ Delorie  <dj@redhat.com>
5873
5874	* config/h8300/h8300.c (F): New.
5875	(Fpa): New.
5876	(h8300_emit_stack_adjustment): Call them.
5877	(push): Likewise.
5878	(h8300_push_pop): Likewise.
5879	(h8300_expand_prologue): Likewise.
5880	* config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
5881	(MUST_USE_SJLJ_EXCEPTIONS): Define.
5882	(INCOMING_RETURN_ADDR_RTX): Define.
5883	(INCOMING_FRAME_SP_OFFSET): Define.
5884	(DWARF_CIE_DATA_ALIGNMENT): Define.
5885
58862009-10-14  Jakub Jelinek  <jakub@redhat.com>
5887
5888	* stor-layout.c (place_field): Don't emit -Wpadded warnings for
5889	fields in builtin structs.
5890	(finalize_record_size): Likewise.
5891
58922009-10-14  Richard Guenther  <rguenther@suse.de>
5893
5894	* gimple.c (gtc_ob): New global.
5895	(struct type_pair_d): Replace pointers with type UIDs.
5896	(type_pair_hash): Adjust.
5897	(type_pair_eq): Likewise.
5898	(lookup_type_pair): Likewise.  Allocate from an obstack.
5899	(gimple_force_type_merge): Adjust.
5900	(gimple_types_compatible_p): Likewise.
5901	(free_gimple_type_tables): Free the obstack.
5902
59032009-10-14  Jakub Jelinek  <jakub@redhat.com>
5904
5905	* tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
5906	stmts setting DEBUG_EXPR_DECLs.
5907
5908	* cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
5909	Don't crash if mode1 is VOIDmode.
5910
59112009-09-26  Vladimir Makarov  <vmakarov@redhat.com>
5912
5913	* params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
5914	* params.h (IRA_LOOP_RESERVED_REGS): New.
5915	* tree-pass.h (pass_subregs_of_mode_init,
5916	pass_subregs_of_mode_finish): Remove.
5917	* passes.c (pass_subregs_of_mode_init,
5918	pass_subregs_of_mode_finish): Remove.
5919	(pass_reginfo_init): Move before loop optimizations.
5920	* config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
5921	* common.opt (fira-loop-pressure): New.
5922	* toplev.h (flag_ira_loop_pressure): New.
5923	* rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
5924	* reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
5925	Make external and void type functions.
5926	(gate_subregs_of_mode_init, pass_subregs_of_mode_init,
5927	pass_subregs_of_mode_finish): Remove.
5928	* ira-costs.c (init_costs): Call init_subregs_of_mode.
5929	* regmove.c: Include ira.h.
5930	(regmove_optimize): Call ira_set_pseudo_classes after IRA based
5931	register pressure calculation in loops.
5932	* loop-invariant.c: Include REGS_H and ira.h.
5933	(struct loop_data): New members max_reg_pressure, regs_ref, and
5934	regs_live.
5935	(struct invariant): New member orig_regno.
5936	(curr_loop): New variable.
5937	(find_exits): Initialize regs_ref and regs_live.
5938	(create_new_invariant): Initialize orig_regno.
5939	(get_cover_class_and_nregs): New.
5940	(get_inv_cost): Make aregs_needed an array.  Use regs_needed as an
5941	array.  Add code for flag_ira_loop_pressure.
5942	(gain_for_invariant): Make new_regs an array.  Add code for
5943	flag_ira_loop_pressure.
5944	(best_gain_for_invariant): Ditto.
5945	(set_move_mark): New parameter gain.  Use it for debugging output.
5946	(find_invariants_to_move): Make regs_needed and new_regs an array.
5947	Add code for flag_ira_loop_pressure.
5948	(move_invariant_reg): Set up orig_regno.
5949	(move_invariants): Set up reg classes for pseudos for
5950	flag_ira_loop_pressure.
5951	(free_loop_data): Clear regs_ref and regs_live.
5952	(curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
5953	get_regno_cover_class, change_pressure, mark_regno_live,
5954	mark_regno_death, mark_reg_store, mark_reg_clobber,
5955	mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
5956	(move_loop_invariants): Calculate pressure.  Initialize curr_loop.
5957	* ira.c (ira): Call ira_set_pseudo_classes after IRA based
5958	register pressure calculation in loops if new regs were added.
5959	Call finish_subregs_of_mode.
5960	* opts.c (decode_options): Set up flag_ira_loop_pressure.
5961	* Makefile.in (loop-invariant.o): Add ira.h.
5962	(regmove.o): Ditto.
5963	* doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
5964	Describe.
5965	* doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
5966
59672009-10-14  Richard Guenther  <rguenther@suse.de>
5968
5969	* lto-symtab.c (lto_symtab_compatible): Fold in ...
5970	(lto_symtab_merge): ... here.  Rewrite both to take the
5971	prevailing and a to-be-merged entry and to queue diagnostics properly.
5972	(lto_symtab_resolve_replaceable_p): New predicate for
5973	symbol resolution.
5974	(lto_symtab_resolve_can_prevail_p): Likewise.
5975	(lto_symtab_resolve_symbols): Rewrite.  Fold in code that
5976	handles merging commons by choosing the largest decl.  Fold
5977	in code that gives ODR errors.
5978	(lto_symtab_merge_decls_2): Simplify a lot.  Emit queued
5979	diagnostics here.
5980	(lto_symtab_merge_decls_1): Re-structure.  Deal with the
5981	case of no prevailing decl here.  Diagnose mismatches
5982	in object types here.  Drop all but the prevailing decls.
5983	(lto_symtab_prevailing_decl): Return the single prevailing decl.
5984	* lto-streamer-in.c (lto_input_tree_ref): Deal with
5985	VIEW_CONVERT_EXPRs in decl slots.  Unshare the tree in this case.
5986
59872009-10-14  Richard Guenther  <rguenther@suse.de>
5988
5989	PR lto/41521
5990	* lto-streamer-in.c (input_bb): Replace debug stmts with
5991	nops instead of dropping them.
5992
59932009-10-14  Nick Clifton  <nickc@redhat.com>
5994
5995	* gcc/doc/extended.texi: Replace the dash character with @minus{}
5996	in situations where it is being used as a minus symbol.
5997	* gcc/doc/tm.texi: Likewise.
5998	* gcc/doc/md.texi: Likewise.
5999
60002009-10-14  Jakub Jelinek  <jakub@redhat.com>
6001
6002	PR preprocessor/41543
6003	* input.h (BUILTINS_LOCATION): Change to 1 from 2.
6004	Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
6005	* tree.c: Include intl.h.
6006	(expand_location): Handle BUILTINS_LOCATION.
6007	* Makefile.in (tree.o): Depend on intl.h.
6008
6009	PR debug/41695
6010	* dwarf2out.c (dwarf2out_var_location): Always clear
6011	last_postcall_label when changing last_label.
6012
60132009-10-14  Pascal Obry  <obry@adacore.com>
6014
6015	* gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
6016	(process_command): Handle -E as done with -c and -S.  Do not add
6017	the target executable suffix to the output file when -E is used.
6018	(main): Adjust error message accordingly.
6019
60202009-10-14  Alexandre Oliva  <aoliva@redhat.com>
6021
6022	PR debug/41343
6023	PR debug/41447
6024	PR debug/41264
6025	PR debug/41338
6026	* tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
6027	decl with rtl.
6028	(tree_code_size): Likewise.
6029
60302009-10-13  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
6031
6032	* builtins.c (fold_builtin_1): Support complex "arc" functions.
6033	* real.h (HAVE_mpc_arc): Define.
6034
60352009-10-14  Kaz Kojima  <kkojima@gcc.gnu.org>
6036
6037	* config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
6038	(struct builtin_description): Add fndecl field.
6039	(bdesc): Remove const qualifier.  Update initializer.
6040	(sh_media_init_builtins): Remove const qualifier for d.  Record
6041	the result of add_builtin_function to the fndecl field.
6042	(sh_builtin_decl): New.
6043	(sh_media_builtin_decl): New.
6044
60452009-10-14  Hans-Peter Nilsson  <hp@axis.com>
6046
6047	PR target/38948
6048	* config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
6049	requests between special registers.
6050
60512009-10-13  Eric Botcazou  <ebotcazou@adacore.com>
6052
6053	* dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
6054
60552009-10-13  Richard Henderson  <rth@redhat.com>
6056
6057	PR tree-optimization/41377
6058	* tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
6059	(cleanup_empty_eh_merge_phis): New change_region parameter;
6060	pass it on to redirect_eh_edge_1.  Update callers.
6061	(cleanup_empty_eh_unsplit): Don't require an existing EH label
6062	at the destination block.
6063
60642009-10-13  Basile Starynkevitch  <basile@starynkevitch.net>
6065
6066	* passes.c (register_pass): Replaced gcc_unreachable by
6067	fatal_error on failure. Mentions plugins in comments & messages.
6068
60692009-10-13  Jakub Jelinek  <jakub@redhat.com>
6070
6071	PR target/41693
6072	* rtl.h (DEBUG_EXPR_TREE_DECL): Define.
6073	* sched-vis.c (print_value): Use it.
6074	* cselib.c (cselib_hash_rtx): Likewise.
6075	* print-rtl.c (print_rtx): Likewise.
6076	* cfgexpand.c (expand_debug_rtx): Likewise.
6077	* var-tracking.c (vt_expand_loc_callback): Likewise.
6078
60792009-10-13  Richard Guenther  <rguenther@suse.de>
6080
6081	PR lto/41565
6082	* opts.c (handle_option): Split out code to handle setting
6083	the options flag var ...
6084	(set_option): ... here.
6085	* opts.h (set_option): Declare.
6086	* lto-opts.c (register_user_option_p): Include -fexceptions
6087	and all position independent code variants.
6088	(handle_common_option): Remove.
6089	(lto_reissue_options): Use set_option.
6090
60912009-10-13  Martin Jambor  <mjambor@suse.cz>
6092
6093	PR tree-optimization/41661
6094	* ipa-prop.c (compute_complex_pass_through): Allow only operations
6095	that are tcc_comparisons or do not change the type in any
6096	un-usleless way.
6097	* ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
6098	folding tcc_comparison operations.
6099
61002009-10-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6101
6102	* config/s390/s390.c (s390_encode_section_info): Handle BLKmode
6103	properly.
6104
61052009-10-12  Alexandre Oliva  <aoliva@redhat.com>
6106
6107	PR debug/41343
6108	PR debug/41447
6109	PR debug/41264
6110	PR debug/41338
6111	* tree.def (DEBUG_EXPR_DECL): New.
6112	* rtl.def (DEBUG_EXPR): New.
6113	* gengtype.c (adjust_field_rtx_def): Handle it.
6114	* tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
6115	(insert_debug_temp_for_var_def): ... this.  Drop support for
6116	moving.  Take iterator for def stmt; insert debug stmt before it.
6117	Scan early for use count and kind in debug stmts.
6118	(propagate_defs_into_debug_stmts): Rename to...
6119	(insert_debug_temps_for_defs): ... this.  Likewise.
6120	* tree.h (DEBUG_TEMP_UID): New.
6121	* tree.c (next_debug_decl_uid): New.
6122	(make_node_stat): Count debug decls separately.
6123	(copy_node_stat): Likewise.
6124	* cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
6125	* var-tracking.c (dv_is_decl_p): Recognize it.
6126	(VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
6127	(track_expr_p): Track expanded DEBUG_EXPR_DECLs.
6128	(vt_expand_loc_callback): Expand DEBUG_EXPRs.
6129	(emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
6130	* cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
6131	(cselib_hash_rtx): Likewise.
6132	(cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
6133	* tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
6134	debug bind stmts.
6135	* emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
6136	(copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
6137	* rtl.c (copy_rtx): Likewise.
6138	(rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
6139	* print-rtl.c (print_rtx): Likewise.
6140	* sched-vis.c (print_value): Likewise.
6141	(print_insn): Handle DEBUG_EXPR_DECL.
6142	* tree-dump.c (dequeue_and_dump): Likewise.
6143	* tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
6144	* gimple-iterator (gsi_replace): Check for same lhs.
6145	(gsi_remove): Insert debug temps.
6146	* tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
6147	(move_computations_stmt): Drop explicit propagation into debug stmts.
6148	(rewrite_bittest): Likewise.  Use gsi_remove for propagation.
6149	* tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
6150	* tree-ssa-sink.c (statement_sink_location): Likewise.
6151	* tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
6152	* tree-ssanames.c (release_ssa_name): Adjust for rename.
6153	* tree-flow.h: Likewise.
6154	* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
6155	debug temps without values.
6156	(eliminate_unnecessary_stmts): Don't discard just-inserted
6157	debug stmts.
6158
61592009-10-12  Hans-Peter Nilsson  <hp@axis.com>
6160
6161	PR target/26515
6162	* config/cris/cris.md (andu): Check that operand 1 is one of the
6163	general registers.  Fix typo in head comment.
6164
61652009-10-12  Stefan Dösinger  <stefan@codeweavers.com>
6166
6167	* config/i386/i386.md (vswapmov): New.
6168	* config/i386/i386.c (ix86_handle_fndecl_attribute): New.
6169	(ix86_function_ms_hook_prologue): New.
6170	(ix86_expand_prologue): Handle ms_hook_prologue attribute.
6171	* configure.ac: Test for swap suffix support in as.
6172	* configure: Rebuild.
6173
61742009-10-12  Jakub Jelinek  <jakub@redhat.com>
6175
6176	PR target/41680
6177	* config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
6178	paradoxical subregs to prevent partial register stalls if the inner
6179	mode is integer mode.
6180
61812009-10-12  Uros Bizjak  <ubizjak@gmail.com>
6182
6183	* config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
6184
61852009-10-12  Dodji Seketeli  <dodji@redhat.com>
6186
6187	PR c++/41570
6188	* gcc/dwarf2out.c (template_parameter_pack_die,
6189	gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
6190
61912009-10-12  Alexandre Oliva  <aoliva@redhat.com>
6192
6193	PR debug/41616
6194	* tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
6195	on updates too.
6196	(maybe_register_def): Likewise.  Take stmt iterator.
6197	(rewrite_update_stmt): Take stmt iterator and pass it on.
6198	(rewrite_update_enter_block): Pass stmt iterator.
6199
62002009-10-11  Andrew Pinski  <andrew_pinski@playstation.sony.com>
6201
6202	* config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
6203	(spu_builtin_decl): New function.
6204
62052009-10-12  Uros Bizjak  <ubizjak@gmail.com>
6206
6207	* config/i386/i386.md (SWIM): New mode iterator.
6208	(mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
6209	using SWIM mode iterator.
6210	(x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
6211	patterns using SWI48 mode iterator.
6212	(*x86_mov<mode>cc_0_m1_se):  Macroize insn from
6213	*x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
6214	(*x86_mov<mode>cc_0_m1_neg): New insn pattern.
6215	(*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
6216	patterns using SWI248 mode iterator.
6217	* config/i386/i386.c (ix86_expand_int_movcc): Update the call to
6218	gen_x86_movdicc_0_m1_rex64 for renamed function
6219
62202009-10-11  Jose Ruiz  <ruiz@adacore.com>
6221	    Eric Botcazou  <ebotcazou@adacore.com>
6222
6223	PR target/33743
6224	* config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
6225	* config/sparc/sol2-unwind.h: New file.
6226
62272009-10-11  Olivier Hainque  <hainque@adacore.com>
6228	    Eric Botcazou  <ebotcazou@adacore.com>
6229
6230	PR target/33743
6231	* config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
6232	* config/i386/sol2-unwind.h: New file.
6233
62342009-10-11  H.J. Lu  <hongjiu.lu@intel.com>
6235
6236	PR target/41665
6237	* config/i386/i386.md (addsi_1_zext): Get the proper second
6238	operand for lea.
6239
62402009-10-11  Richard Sandiford  <rdsandiford@googlemail.com>
6241
6242	* simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
6243	all OLD_RTXes, not just REGs.  Use copy_rtx to create the
6244	replacement value.
6245
62462009-10-11  Richard Guenther  <rguenther@suse.de>
6247
6248	* gimple.c (iterative_hash_type_name): Do not handle special
6249	anonymous names.
6250
62512009-10-11  Uros Bizjak  <ubizjak@gmail.com>
6252
6253	* config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
6254	(*setcc_si_1_and): Ditto.
6255	(*setcc_si_1_movzbl): Ditto.
6256	(*setcc_<mode>_2): Ditto.
6257	(*setcc_qi): Rename from *setcc_1.
6258	(*setcc_qi_slp): Rename from *setcc_2.
6259
6260	(*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
6261	(*zero_extendqisi2_movzbw_and splitter): Ditto.
6262
6263	* config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
6264	"if" condition, there is already assert with reload_completed present.
6265
62662009-10-11  Gerald Pfeifer  <gerald@pfeifer.com>
6267
6268	* plugin.c (try_init_one_plugin): Improve constness of variable err.
6269
62702009-10-10  Gerald Pfeifer  <gerald@pfeifer.com>
6271
6272	* doc/install.texi (Final install): Refer to
6273	http://gcc.gnu.org/bugs/ for bug reporting.
6274
62752009-10-10  Peter Bergner  <bergner@vnet.ibm.com>
6276
6277	* configure.ac: Add test for dci instruction.
6278	* configure: Regenerate.
6279	* config.in: Likewise.
6280	* config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
6281	* doc/invoke.texi: Add cpu_type 476 and 476fp.
6282	(-mmulhw): Add 476 to description.
6283	(-mdlmzb): Likewise.
6284	* config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
6285	* config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
6286	(processor_target_table): Add 476 and 476fp entries.
6287	(rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
6288	(rs6000_issue_rate): Add CPU_PPC476.
6289	* config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
6290	(ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
6291	(processor_type): Add PROCESSOR_PPC476.
6292	(EXTRA_SPECS): Add asm_cpu_476 string.
6293	* config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
6294	(define_attr "cpu"): Add ppc476.
6295	Include 476.md.
6296	Update comments for 476.
6297	(isel_signed, isel_unsigned): Change to use "isel" type attribute.
6298	* config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
6299	Update copyright year.
6300	* config/rs6000/476.md: New file.
6301	* config/rs6000/40x.md: Add description for "isel" attribute.
6302	Update copyright year.
6303	* config/rs6000/440.md: Likewise.
6304	* config/rs6000/603.md: Likewise.
6305	* config/rs6000/6xx.md: Likewise.
6306	* config/rs6000/7450.md: Likewise.
6307	* config/rs6000/7xx.md: Likewise.
6308	* config/rs6000/8540.md: Likewise.
6309	* config/rs6000/cell.md: Likewise.
6310	* config/rs6000/e300c2c3.md: Likewise.
6311	* config/rs6000/e500mc.md: Likewise.
6312	* config/rs6000/mpc.md: Likewise.
6313	* config/rs6000/power4.md: Likewise.
6314	* config/rs6000/power5.md: Likewise.
6315	* config/rs6000/power6.md: Likewise.
6316	* config/rs6000/power7.md: Likewise.
6317	* config/rs6000/rios1.md: Likewise.
6318	* config/rs6000/rios2.md: Likewise.
6319	* config/rs6000/rs64.md: Likewise.
6320
63212009-10-10  Richard Guenther  <rguenther@suse.de>
6322
6323	PR tree-optimization/41654
6324	* tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
6325	a cond expr before calling gimple_cond_set_condition_from_tree.
6326	(ifcombine_iforif): Likewise.
6327
63282009-10-09  Ian Lance Taylor  <iant@google.com>
6329
6330	* configure.ac: Use AC_SEARCH_LIBS to find dlopen.
6331	* configure: Rebuild.
6332
63332009-10-09  Neil Vachharajani <nvachhar@google.com>
6334
6335	* doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
6336	deprecated.
6337
63382009-10-09  Richard Guenther  <rguenther@suse.de>
6339
6340	PR lto/41638
6341	* target-def.h (TARGET_BUILTIN_DECL): Define.
6342	(TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
6343	* target.h (struct gcc_target): Add builtin_decl target hook.
6344	* doc/tm.texi (TARGET_BUILTIN_DECL): Document.
6345	* lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
6346	target builtins.
6347	* lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
6348	not gcc_unreachable.
6349	(lto_output_builtin_tree): Sorry if the target does not support
6350	streaming target builtins.
6351	* config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
6352	(rs6000_builtin_decl): New function.
6353	* config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
6354	(ix86_builtin_decl): New function.
6355
63562009-10-09  Jakub Jelinek  <jakub@redhat.com>
6357
6358	PR preprocessor/41445
6359	* c-ppoutput.c (do_line_change): New function.
6360	(cb_line_change): Use it.
6361	(scan_translation_unit): Call do_line_change if
6362	avoid_paste or PREV_WHITE and token location is on a different line
6363	than print.src_line.
6364
6365	PR debug/40521
6366	* dwarf2out.c (dwarf2out_init): Test whether
6367	HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
6368	it is defined.
6369
6370	PR rtl-optimization/41646
6371	* calls.c (expand_call): For BLKmode types returned in registers
6372	avoid likely spilled hard regs in copy_blkmode_from_reg generated
6373	insns.
6374
63752009-10-09  Richard Guenther  <rguenther@suse.de>
6376
6377	PR tree-optimization/41634
6378	* tree-ssa-dom.c (remove_local_expressions_from_table): Assert
6379	we remove the correct elements.
6380	(optimize_stmt): Make sure to update stmt operands before
6381	optimizing redundancies.
6382
63832009-10-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6384
6385	* config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
6386
63872009-10-09  Richard Guenther  <rguenther@suse.de>
6388
6389	PR driver/41637
6390	* lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
6391	globals.
6392	(lto_wrapper_exit): New function.
6393	(fatal): Use it.
6394	(fatal_perror): Likewise.
6395	(fork_execute): Use global args_name, do not free it.
6396	(run_gcc): Use global ltrans_output_file, flto_out, do not free them.
6397	* lto-streamer.h: Remove duplicate prototypes.
6398
63992009-10-09  Richard Guenther  <rguenther@suse.de>
6400
6401	* cgraph.c (cgraph_create_edge): Check for NULL call_stmt
6402	before calling stmt_can_throw_external.
6403
64042009-10-09  Eric Botcazou  <ebotcazou@adacore.com>
6405
6406	PR tree-optimization/40071
6407	* tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
6408	pointer if the original data reference doesn't conflict with the
6409	created vector data reference.  Fix long line.
6410
64112009-10-09  Uros Bizjak  <ubizjak@gmail.com>
6412
6413	* config/i386/i386.md (any_div): New code iterator.
6414	(u): Handle div and udiv.
6415	(sgnprefix): Ditto.
6416	(<u>divqi3): Macroize insn from {,u}divqi3  using any_div
6417	code iterator.
6418	(lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
6419	lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
6420	(lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
6421	lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
6422
64232009-10-08  Joseph Myers  <joseph@codesourcery.com>
6424
6425	* gcc.c (main): Remove trailing "." from diagnostics.
6426
64272009-10-08  Cary Coutant  <ccoutant@google.com>
6428
6429	Add support for debugging with ICF (Identical Code Folding).
6430	* calls.c (debug.h): New #include.
6431	(emit_call_1): Call virtual_call_token debug hook.
6432	* common.opt (-fenable-icf-debug): New option.
6433	* dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
6434	locations in the source).
6435	(poc_label_num): New variable.
6436	(dcall_entry, vcall_entry): New typedefs.
6437	(dcall_table, vcall_table): New variables.
6438	(struct vcall_insn): New type.
6439	(vcall_insn_table): New variable.
6440	(DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
6441	(size_of_dcall_table): New function.
6442	(output_dcall_table): New function.
6443	(size_of_vcall_table): New function.
6444	(output_vcall_table): New function.
6445	(dwarf2out_direct_call): New function.
6446	(vcall_insn_table_hash): New function.
6447	(vcall_insn_table_eq): New function.
6448	(dwarf2out_virtual_call_token): New function.
6449	(dwarf2out_virtual_call): New function.
6450	(dwarf2out_init): Allocate new tables and sections.
6451	(prune_unused_types): Mark DIEs referenced from direct call table.
6452	(dwarf2out_finish): Output direct and virtual call tables.
6453	* final.c (final_scan_insn): Call direct_call and virtual_call
6454	debug hooks.
6455	* debug.h (struct gcc_debug_hooks): Add direct_call,
6456	virtual_call_token, virtual_call hooks.
6457	(debug_nothing_uid): New function.
6458	* debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
6459	(debug_nothing_uid): New function.
6460	* dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
6461	(xcoff_debug_hooks): Likewise.
6462	* sdbout.c (sdb_debug_hooks): Likewise.
6463	* vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6464	* doc/invoke.texi (-fenable-icf-debug): New option.
6465
64662009-10-08  Alexandre Oliva  <aoliva@redhat.com>
6467
6468	PR debug/41353
6469	* regmove.c (regmove_backward_pass): Replace src with dst in the
6470	debug insn, and check for dst before rather than after.
6471
64722009-10-08  Janis Johnson <janis187@us.ibm.com>
6473
6474	* config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
6475	(TARGET_DELEGITIMIZE_ADDRESS): Likewise.
6476
64772009-10-08  Jan Hubicka  <jh@suse.cz>
6478
6479	PR middle-end/41626
6480	* cgraphbuild.c (record_reference): When parameter DATA is NULL,
6481	do not mark cgraph nodes as needed.
6482	(record_references_in_initializer): Add new only_vars parameter.
6483	* cgraph.h (record_references_in_initializer): New parameter.
6484	* varasm.c (assemble_variable): Update call.
6485	* varpool.c (varpool_analyze_pending_decls): Always look for
6486	referenced vars.
6487
64882009-10-08  Anatoly Sokolov  <aesok@post.ru>
6489
6490	* config/avr/avr.c (last_insn_address) Remove variable.
6491	(expand_prologue): Don't initialise last_insn_address variable.
6492	(final_prescan_insn): Don't output insn size.
6493	* config/avr/avr.opt (msize): Remove switch.
6494	* doc/invoke.texi (AVR Options): Remove documentation of -msize
6495	switch.
6496
64972009-10-08  Adam Nemet  <anemet@caviumnetworks.com>
6498
6499	* combine.c (label_tick_ebb_start): Fix comment.
6500	(combine_instructions): Set label_tick and label_tick_ebb_start before
6501	calling setup_incoming_promotions.  Start them from 1.  Increment
6502	label_tick instead of deriving it from the BB index.  Rather than
6503	comparing ticks use the block from the previous iteration to decide
6504	whether to start a new EBB.  Remove empty lines before function.
6505
65062009-10-08  Michael Matz  <matz@suse.de>
6507
6508	PR middle-end/41573
6509	* builtins.c (fold_builtin_isascii): Use fold_build2.
6510	(fold_builtin_isdigit): Ditto.
6511	* except.c (duplicate_eh_regions_1): Tolerate NULL labels.
6512	* tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
6513	remove_useless_stmts_cond, remove_useless_stmts_tf,
6514	remove_useless_stmts_tc, remove_useless_stmts_bind,
6515	remove_useless_stmts_goto, remove_useless_stmts_label,
6516	remove_useless_stmts_1, remove_useless_stmts,
6517	pass_remove_useless_stmts): Remove.
6518	* tree-pass.h (pass_remove_useless_stmts): Don't declare.
6519	* passes.c (init_optimization_passes): Don't add
6520	pass_remove_useless_stmts.
6521	* tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
6522	* tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
6523	static constants.
6524	* lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
6525	for static constants.
6526	* lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
6527	* lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
6528
65292009-10-08  Richard Guenther  <rguenther@suse.de>
6530
6531	* gimple.c (free_gimple_type_tables): New function.
6532	* gimple.h (free_gimple_type_tables): Declare.
6533
65342009-10-07  Mark Heffernan  <meheff@google.com>
6535
6536	* ipa-prop.c (ipa_print_node_params) Only print
6537	names of named arguments.
6538
65392009-10-08  Rafael Avila de Espindola  <espindola@google.com>
6540
6541	* gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
6542	being statically linked.
6543
65442009-10-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6545
6546	* collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
6547
65482009-10-08  Jan Hubicka  <jh@suse.cz>
6549
6550	PR bootstrap/41620
6551	* ipa.c (cgraph_externally_visible_p,
6552	function_and_variable_visibility,
6553	whole_program_function_and_variable_visibility): Skip non-finalized
6554	nodes.
6555
65562009-10-08  Nick Clifton  <nickc@redhat.com>
6557
6558	* config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
6559	CONST_DOUBLEs.
6560
65612009-10-08  Andreas Tobler  <a.tobler@schweiz.org>
6562
6563	PR bootstrap/37739
6564	* config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
6565
65662009-10-07  Joseph Myers  <joseph@codesourcery.com>
6567
6568	PR c/41182
6569	* c-common.c (c_fully_fold_internal): Strip nops from the result
6570	of recursive calls to c_fully_fold_internal.
6571	(c_wrap_maybe_const): New.
6572	(c_save_expr): Use c_wrap_maybe_const.
6573	* c-common.h (c_wrap_maybe_const): Declare.
6574	* c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
6575	build_binary_op): Use c_wrap_maybe_const.
6576
65772009-10-07  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
6578
6579	* real.c: Fix comment to reflect actual exponent size.
6580
65812009-10-08  Ben Elliston  <bje@au.ibm.com>
6582
6583	* config/rs6000/a2.md: Add FSF comment header.
6584
65852009-10-07  Uros Bizjak  <ubizjak@gmail.com>
6586
6587	* config/i386/i386.md (any_extend): New code iterator.
6588	(u, s): New code attributes.
6589	(sgnprefix): Ditto.
6590	(DWIH): Rewrite as code iterator for SI and DI modes.
6591	(DWI): Rewrite as mode attribute.
6592	(dwi): New mode attribute.
6593	(di): Depend on SI mode and DI mode.
6594	(doubleint_general_operand): Remove mode attribute.
6595
6596	(*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
6597	DWIH mode iterator.
6598
6599	(*add<mode>3_doubleword): Use DWIH as the base mode iterator.
6600	(*sub<mode>3_doubleword): Ditto.
6601
6602	(mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
6603	using SWIM248 mode iterator.
6604	(*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
6605	using SWI48 mode iterator.
6606	(<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
6607	patterns using DWIH mode iterator and any_extend code iterator.
6608	(<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
6609	using any_extend code iterator.
6610	(*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
6611	patterns using DWIH mode iterator and any_extend code iterator.
6612	(*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
6613	using any_extend code iterator.
6614	(<s>mul<mode>3_highpart): Macroize expander from
6615	{s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
6616	and any_extend code iterator.
6617	(*<s>muldi3_highpart_1): Macroize insn from
6618	*{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
6619	(*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
6620	patterns using any_extend code iterator.
6621	(*<s>mulsi3_highpart_zext): Macroize insn from
6622	*{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
6623
66242009-10-07  Jakub Jelinek  <jakub@redhat.com>
6625
6626	* dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
6627	DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
6628	refering to a DIE with DW_AT_const_value.
6629
66302009-10-07  Vladimir Makarov  <vmakarov@redhat.com>
6631
6632	PR middle-end/22072
6633	* ira-lives.c (check_and_make_def_conflict): Process all operands.
6634
66352009-10-06  Jan Hubicka  <jh@suse.cz>
6636
6637	* cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
6638	correctly.
6639
66402009-10-06  Uros Bizjak  <ubizjak@gmail.com>
6641
6642	* config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
6643	*lea_2_rex64): Move before *add<mode>_1 pattern.
6644
66452009-10-07  Jan Hubicka  <jh@suse.cz>
6646
6647	* collect2.c (main): Add -fno-whole-program.
6648	* gcc.c (set_collect_gcc_options): Do not remove whole program here.
6649
66502009-10-07  Jan Hubicka  <jh@suse.cz>
6651
6652	* lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
6653	has no address taken.
6654	* cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
6655	never needed.
6656	(cgraph_clone_node): Clear externally_visible flag for clones.
6657	* cgraph.h (cgraph_only_called_directly_p,
6658	cgraph_can_remove_if_no_direct_calls_p): New predicates.
6659	* tree-pass.h (pass_ipa_whole_program_visibility): Declare.
6660	* ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
6661	(ipcp_initialize_node_lattices, ipcp_estimate_growth,
6662	ipcp_insert_stage): Likwise.
6663	* cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
6664	externally_visible flag.
6665	(verify_cgraph_node): Verify that inline clones look right.
6666	(process_function_and_variable_attributes): Do not set
6667	externally_visible flags.
6668	(ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
6669	been already run.
6670	* lto-cgraph.c (lto_output_node): Assert that inline clones are not
6671	boundaries.
6672	* ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
6673	clear externally_visible when turning into inline clones
6674	(cgraph_mark_inline_edge): Use new predicates.
6675	(cgraph_estimate_growth): Likewise.
6676	(cgraph_decide_inlining): Likewise.
6677	* ipa.c (cgraph_postorder): Likewise.
6678	(cgraph_remove_unreachable_nodes): Likewise; sanity check
6679	that inline clones are not needed.
6680	(cgraph_externally_visible_p): New predicate.
6681	(function_and_variable_visibility): Add whole_program parameter;
6682	always set externally_visible flag; handle COMDAT function
6683	privatization.
6684	(local_function_and_variable_visibility): New function.
6685	(gate_whole_program_function_and_variable_visibility): New function.
6686	(whole_program_function_and_variable_visibility): New function.
6687	(pass_ipa_whole_program_visibility): New function.
6688	* passes.c  (init_optimization_passes): Add whole program visibility
6689	pass.
6690	(do_per_function_toporder, function_called_by_processed_nodes_p): Do
6691	not care about needed/reachable flags.
6692	* varpool.c: Include flags.h
6693	(decide_is_variable_needed): When doing LTO assume whole-program mode.
6694	(varpool_finalize_decl): When we are in LTO read-back, all variables
6695	are analyzed.
6696	(varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
6697
66982009-10-07  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6699
6700	* config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
6701	add MASK_HARD_DFP.
6702
67032009-10-07  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6704
6705	* config.gcc: Don't include the makefile fragments intended for
6706	libgcc.
6707	* config/s390/fixdfdi.h: File removed.
6708	* config/s390/libgcc-glibc.ver: File removed.
6709	* config/s390/s390.h: Remove the fixdfdi.h hack.
6710	* config/s390/t-crtstuff: File moved to libgcc dir.
6711	* config/s390/t-linux: Likewise.
6712	* config/s390/t-tpf: libgcc specific parts removed.
6713	* config/s390/t-linux64: Likewise.
6714
67152009-10-06  Jerry Quinn  <jlquinn@optonline.net>
6716
6717	* Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
6718	(lto-compress.o): Likewise.
6719
67202009-10-07  Danny Smith  <dannysmith@users.sourceforge.net>
6721
6722	PR target/41512
6723	* config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
6724	dllexport to class members here.
6725	(i386_pe_determine_dllimport_p): Only check static class data for
6726	definition.
6727	(i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
6728	* config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
6729	functions for vague linkage.
6730	(i386_pe_type_dllexport_p): Fix formatting.
6731	(maybe_add_dllexport) New function.
6732	(i386_pe_adjust_class_at_definition): Use it to propagate dllexport
6733	to class members.
6734
67352009-10-07  Ben Elliston  <bje@au.ibm.com>
6736
6737	* config/rs6000/a2.md: Remove duplicated lines.
6738
67392009-10-07  Ben Elliston  <bje@au.ibm.com>
6740
6741	* config.gcc (powerpc*-*-*): Handle a2.
6742	* config/rs6000/rs6000.md (cpu): Add ppca2.  Include "a2.md".
6743	* config/rs6000/a2.md: New file.
6744	* config/rs6000/rs6000.opt (mno-update): New.
6745	(mupdate): Return to using a mask, not a var.
6746	* config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
6747	(enum processor_type): Add PROCESSOR_PPCA2.
6748	* config/rs6000/rs6000.c (ppca2_cost): New costs.
6749	(rs6000_override_options): Add "a2" to processor_target_table.
6750	Update rs6000_always_hint logic.  Correctly set rs6000_cost for a2.
6751	* doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
6752
67532009-10-06  Uros Bizjak  <ubizjak@gmail.com>
6754
6755	* config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
6756	Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
6757	reference to nonexistent gen_truncxfxf2 function.
6758
67592009-10-06  Uros Bizjak  <ubizjak@gmail.com>
6760
6761	* config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
6762	(DWIH, g, di, doubleint_general_operand): New mode attributes.
6763	(general_operand): Handle TI mode.
6764	(add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
6765	using SDWIM mode iterator.
6766	(*add<mode>3_doubleword): New insn_and_split pattern.  Macroize
6767	pattern from *add{di,ti}3_1 patterns and corresponding splitters
6768	using DWI mode iterator.
6769	(add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
6770	patterns using SWI mode iterator.
6771	(*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
6772	using SWI48 mode iterator.
6773	(*add<mode>_1): Ditto from add{si,di}_1 patterns.
6774	(*add<mode>_2): Ditto from add{si,di}_2 patterns.
6775	(*add<mode>_3): Ditto from add{si,di}_3 patterns.
6776	(*add<mode>_5): Ditto from add{si,di}_5 patterns.
6777	(sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
6778	using SDWIM mode iterator.
6779	(*sub<mode>3_doubleword): New insn_and_split pattern.  Macroize
6780	pattern from *sub{di,ti}3_1 patterns and corresponding splitters
6781	using DWI mode iterator.
6782	(sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
6783	patterns using SWI mode iterator.
6784	(*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
6785	(*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
6786	(*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
6787	(<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
6788	patterns using plusminus code iterator.
6789	(<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
6790	sub<mode>3 patterns using plusminus code iterator.
6791	* config/i386/i386.c (override_options): Update the call to
6792	gen_subdi_carry_rex64 for renamed function.
6793	(ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
6794	and gen_adddi3_carry_rex64 for renamed functions.  Use indirect
6795	calls to instruction expanders.
6796
67972009-10-06  Martin Jambor  <mjambor@suse.cz>
6798
6799	PR bootstrap/41395
6800	* opts.c (decode_options): Run IPA-SRA at -O2.
6801
68022009-10-06  Richard Guenther  <rguenther@suse.de>
6803
6804	* lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
6805
68062009-10-06  Tobias Burnus  <burnus@net-b.de>
6807
6808	PR lto/41591
6809	* doc/invoke.texi (-flto,-fwhole-program): Make clear that the
6810	-flto and -fwhole-program flags can be combined.
6811
68122009-10-06  Ryan Mansfield  <rmansfield@qnx.com>
6813
6814	PR driver/41217
6815	* gcc.c (process_command): Check that -o argument was specified.
6816
68172009-10-06  Jerry Quinn  <jlquinn@optonline.net>
6818
6819	* gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
6820
68212009-10-05  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
6822
6823	* c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
6824	* doc/invoke.texi (Warning Options): Annotate allowed languages
6825	for -Wunsuffixed-float-constants.
6826
68272009-10-05  Jakub Jelinek  <jakub@redhat.com>
6828
6829	* dwarf2out.c (modified_type_die): Don't add DW_AT_name to
6830	DW_TAG_{const,volatile}_type if its DW_AT_type already has the
6831	same name and isn't the main variant.
6832
6833	PR debug/41558
6834	* dwarf2out.c (loc_by_reference): Removed.
6835	(dw_loc_list_1): New function.
6836	(dw_loc_list): Remove toplev argument, add want_address argument.
6837	Don't look at decl_by_reference_p at all.  Use dw_loc_list_1.
6838	(loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
6839	want_address == 2 to dw_loc_list.  For successful dw_loc_list
6840	set have_address to 1 only if want_address is not 0.
6841
68422009-10-05  Richard Sandiford  <rdsandiford@googlemail.com>
6843
6844	* config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
6845	* config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
6846	a code block followed by two pointers.
6847	(TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
6848	* config/mips/mips.c (MIPS_LOAD_PTR): New macro.
6849	(MIPS_MOVE): Likewise.
6850	(MIPS_LUI): Likewise.
6851	(MIPS_JR): Likewise.
6852	(MIPS_BAL): Likewise.
6853	(MIPS_NOP): Likewise.
6854	(mips_asm_trampoline_template): Delete.
6855	(mips_trampoline_code_size): New function.
6856	(mips_trampoline_init): Add shorter sequences for all cases
6857	except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
6858	Calculate the opcodes directly, rather than copying from a template.
6859	Only flush the code part of the trampoline.
6860	(TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
6861
68622009-10-05  Richard Sandiford  <rdsandiford@googlemail.com>
6863
6864	* config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
6865	GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
6866	(INCOMING_RETURN_ADDR_RTX): Likewise.
6867	(FUNCTION_PROFILER): Likewise.  Replace GP_REG_FIRST + 1
6868	with AT_REGNUM.
6869	* config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
6870	with RETURN_ADDR_REGNUM.
6871	(MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
6872	* config/mips/mips.c (mips16_build_call_stub): Replace
6873	GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
6874	with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
6875	(mips_print_operand_punctuation): Likewise.
6876	(mips_frame_set): Likewise.
6877	(mips16e_output_save_restore): Likewise.
6878	(mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6879	(mips_save_reg_p): Likewise.
6880	(mips_return_addr): Likewise.
6881	(mips_set_return_address): Likewise.
6882	(mips_direct_save_slot_move_p): Likewise.
6883	(mips_output_function_prologue): Likewise.
6884	(mips_restore_reg): Likewise.
6885	(mips_expand_epilogue): Likewise.
6886	(mips_epilogue_uses): Likewise.
6887	* config/mips/mips.md (RETURN_ADD_REGNUM): Define.
6888	(*mov<mode>_ra): Use it instead of a hard-coded 31.
6889	(clear_hazard_<mode>): Likewise.
6890	(call_internal): Likewise.
6891	(call_internal_direct): Likewise.
6892	(call_direct_split): Likewise.
6893	(call_value_internal): Likewise.
6894	(call_value_split): Likewise.
6895	(call_value_internal_direct): Likewise.
6896	(call_value_direct_split): Likewise.
6897	(call_value_multiple_internal): Likewise.
6898	(call_value_multiple_split): Likewise.
6899
69002009-10-05  Eric Botcazou  <ebotcazou@adacore.com>
6901	    Jakub Jelinek  <jakub@redhat.com>
6902
6903	PR rtl-optimization/41511
6904	* combine.c (record_value_for_reg): Pass explicit values as argument
6905	to get_last_value_validate.
6906	(get_last_value_validate): Document INSN parameter.
6907	For non-readonly MEMs, assume they might have been modified if INSN
6908	was in another basic block.
6909	(get_last_value): Minor reformatting.
6910
69112009-10-05  Andrew Pinski  <andrew_pinski@playstation.sony.com>
6912
6913	PR tree-opt/40992
6914	* final.c (asm_str_count): Split out from asm_insn_count.
6915	* rtl.h (asm_str_count): New prototype.
6916	* tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
6917	asm_str_count.
6918
69192009-10-05  Sriraman Tallam  <tmsriram@google.com>
6920
6921	* doc/plugins.texi: Change plugin_pass to register_pass_info.
6922
69232009-10-05  Basile Starynkevitch  <basile@starynkevitch.net>
6924	    Rafael Espindola  <espindola@google.com>
6925
6926	* gengtype.c (write_types): Moved call to write_func_for_structure
6927	into seperate loops.
6928
69292009-10-05  Richard Guenther  <rguenther@suse.de>
6930
6931	PR lto/41281
6932	* lto-cgraph.c (output_cgraph): Output toplevel asms.
6933	(input_cgraph_1): Input toplevel asms.
6934
69352009-10-05  Richard Guenther  <rguenther@suse.de>
6936
6937	PR lto/40902
6938	* lto-symtab.c (lto_compatible_attributes_p): Remove.
6939	(external_aggregate_decl_p): Likewise.
6940	(lto_symtab_compatible): Re-structure.  Remove dead code.
6941	For variables ignore toplevel qualifiers when comparing types.
6942	Issue warnings, not errors for mismatched user-alignment.
6943
69442009-10-05  Richard Guenther  <rguenther@suse.de>
6945
6946	PR lto/41552
6947	PR lto/41487
6948	* lto-symtab.c (struct lto_symtab_base_def): Remove.
6949	(struct lto_symtab_identifier_def): Likewise.
6950	(struct lto_symtab_decl_def): Likewise.
6951	(struct lto_symtab_entry_def): New.
6952	(lto_symtab_identifier_t): Rename to ...
6953	(lto_symtab_entry_t): ... this.
6954	(lto_symtab_decls): Remove.
6955	(lto_symtab_base_hash): Rename to ...
6956	(lto_symtab_entry_hash): ... this.
6957	(lto_symtab_base_eq): Rename to ...
6958	(lto_symtab_entry_eq): ... this.
6959	(lto_symtab_base_marked_p): Rename to ...
6960	(lto_symtab_entry_marked_p): ... this.
6961	(lto_symtab_identifier_marked_p): Remove.
6962	(lto_symtab_decl_marked_p): Likewise.
6963	(lto_symtab_maybe_init_hash_tables): Rename to ...
6964	(lto_symtab_maybe_init_hash_table): ... this.
6965	(lto_symtab_set_resolution_and_file_data): Remove.
6966	(lto_symtab_register_decl): New function.
6967	(lto_symtab_get_identifier): Remove.
6968	(lto_symtab_get): New function.
6969	(lto_symtab_get_resolution): Adjust.
6970	(lto_symtab_get_identifier_decl): Remove.
6971	(lto_symtab_set_identifier_decl): Likewise.
6972	(lto_symtab_merge_decl): Rename to ...
6973	(lto_symtab_merge): ... this.  Rewrite.
6974	(lto_symtab_merge_var): Remove.
6975	(lto_symtab_merge_fn): Likewise.
6976	(lto_symtab_prevailing_decl): Adjust.
6977	(lto_cgraph_replace_node): New function.
6978	(lto_symtab_merge_decls_2): Likewise.
6979	(lto_symtab_merge_decls_1): Likewise.
6980	(lto_symtab_fixup_var_decls): Likewise.
6981	(lto_symtab_resolve_symbols): Likewise.
6982	(lto_symtab_merge_decls): Likewise.
6983	(lto_symtab_prevailing_decl): Adjust.
6984	(lto_symtab_get_symtab_def): Remove.
6985	(lto_symtab_get_file_data): Likewise.
6986	(lto_symtab_clear_resolution): Adjust.
6987	(lto_symtab_clear_resolution): Likewise.
6988	* lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
6989	(input_cgraph_1): Likewise.
6990	* lto-streamer-in.c (get_resolution): Do not provide fake
6991	symbol resolutions here.
6992	(deferred_global_decls): Remove.
6993	(lto_register_deferred_decls_in_symtab): Likewise.
6994	(lto_register_var_decl_in_symtab): Change signature, register
6995	variable via lto_symtab_register_decl.
6996	(lto_register_function_decl_in_symtab): Likewise.
6997	(lto_read_tree): Adjust.
6998	* lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
6999	(lto_symtab_merge_var): Likewise.
7000	(lto_symtab_merge_fn): Likewise.
7001	(lto_symtab_register_decl): Declare.
7002	(lto_symtab_merge_decls): Likewise.
7003
70042009-10-05  Richard Guenther  <rguenther@suse.de>
7005
7006	PR tree-optimization/23821
7007	* tree-vrp.c (vrp_finalize): Do not perform copy propagation.
7008	* tree-ssa-dom.c (cprop_operand): Do not propagate copies into
7009	simple IV increments.
7010
70112009-10-05  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
7012
7013	* config/arm/arm.c (arm_override_options): Really initialize
7014	flag_dwarf2_cfi_asm to 0.
7015
70162009-10-05  Doug Kwan  <dougkwan@google.com>
7017
7018	PR rtl-optimization/41574
7019	* combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
7020	floating point and we are not doing unsafe math optimizations.
7021
70222009-10-03  Simon Baldwin  <simonb@google.com>
7023	    Cary Coutant  <ccoutant@google.com>
7024	    Rafael Espindola  <espindola@google.com>
7025	    Richard Guenther  <rguenther@suse.de>
7026	    Jan Hubicka  <jh@suse.cz>
7027	    Doug Kwan <dougkwan@google.com>
7028	    H.J. Lu  <hongjiu.lu@intel.com>
7029	    Bill Maddox  <maddox@google.com>
7030	    Ryan Mansfield  <rmansfield@qnx.com>
7031	    Diego Novillo  <dnovillo@google.com>
7032	    Ollie Wild  <aaw@google.com>
7033	    Kenneth Zadeck  <zadeck@naturalbridge.com>
7034
7035	* lto-cgraph.c: New file.
7036	* lto-compress.c: New file.
7037	* lto-compress.h: New file.
7038	* lto-opts.c: New file.
7039	* lto-section-in.c: New file.
7040	* lto-section-out.c: New file.
7041	* lto-streamer-in.c: New file.
7042	* lto-streamer-out.c: New file.
7043	* lto-streamer.c: New file.
7044	* lto-streamer.h: New file.
7045	* lto-symtab.c: New file.
7046	* lto-wpa-fixup.c: New file.
7047	* lto-wrapper.c: New file.
7048
70492009-10-03  Simon Baldwin  <baldwin@google.com>
7050	    Ben Elliston  <bje@au.ibm.com>
7051	    Rafael Espindola  <espindola@google.com>
7052	    Nathan Froyd  <froydnj@codesourcery.com>
7053	    Jan Hubicka  <jh@suse.cz>
7054	    Doug Kwan  <dougkwan@google.com>
7055	    Diego Novillo  <dnovillo@google.com>
7056	    Kenneth Zadeck  <zadeck@naturalbridge.com>
7057
7058	* Makefile.in (enable_lto): New.
7059	(site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
7060	(LINKER_PLUGIN_API_H): Define.
7061	(LTO_SYMTAB_H): Define.
7062	(LTO_STREAMER_H): Define.
7063	(TREE_VECTORIZER_H): Define.
7064	(INCLUDES): Add LIBELFINC.
7065	(OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
7066	lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
7067	lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
7068	(MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
7069	(native): Add lto-wrapper$(exeext)
7070	(lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
7071	lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
7072	lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
7073	(gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
7074	(varasm.o): Add dependency on tree-iterator.h.
7075	(cgraph.o): Add dependency on cif-code.def.
7076	(ipa-reference.o): Add dependency on LTO_STREAMER_H.
7077	(ipa-pure-const.o): Likewise.
7078	(GTFILES): Add lto-symtab.c.
7079	(install-lto-wrapper): New.
7080	* configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
7081	and enable_lto.  If LIBELFLIBS is set, define HAVE_libelf.
7082	* config.in: Regenerate.
7083
70842009-10-03  Rafael Espindola  <espindola@google.com>
7085	    Diego Novillo  <dnovillo@google.com>
7086
7087	* cgraphunit.c (ipa_passes): Prevent lto1 from calling
7088	ipa_write_summaries.
7089	Call execute_ipa_summary_passes for all_regular_ipa_passes and
7090	all_lto_gen_passes.
7091	(cgraph_optimize): Make extern.
7092
70932009-10-03  Nathan Froyd  <froydnj@codesourcery.com>
7094	    Kenneth Zadeck  <zadeck@naturalbridge.com>
7095
7096	* toplev.c (in_lto_p): Declare.
7097	* collect2.c (scan_prog_file): Read all the output when reading
7098	information for LTO.
7099	(enum lto_mode_d): Declare.
7100
71012009-10-03  Richard Guenther  <rguenther@suse.de>
7102	    Diego Novillo  <dnovillo@google.com>
7103
7104	* gimple.c: Include target.h and alias.h.
7105	(gimple_types): Declare.
7106	(type_hash_cache): Declare.
7107	(gimple_alloc_stat): Make extern.
7108	(gimple_build_eh_must_not_throw): Call
7109	gimple_eh_must_not_throw_set_fndecl.
7110	(struct type_pair_d): Declare.
7111	(type_pair_t): Declare.
7112	(type_pair_hash): New.
7113	(type_pair_eq): New.
7114	(lookup_type_pair): New.
7115	(gimple_force_type_merge): New.
7116	(compare_type_names_p): New.
7117	(compare_field_offset): New.
7118	(gimple_types_compatible_p): New.
7119	(struct sccs): Declare.
7120	(next_dfs_num): Declare.
7121	(iterative_hash_gimple_type): New.
7122	(visit): New.
7123	(iterative_hash_type_name): New.
7124	(iterative_hash_gimple_type): New.
7125	(gimple_type_hash): New.
7126	(gimple_type_eq): New.
7127	(gimple_register_type): New.
7128	(print_gimple_types_stats): New.
7129	(gimple_signed_or_unsigned_type): New.
7130	(gimple_unsigned_type): New.
7131	(gimple_signed_type): New.
7132	(gimple_get_alias_set): New.
7133	(gimple_decl_printable_name): Do not use DMGL_TYPES.
7134	* gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
7135	(gimple_force_type_merge): Declare.
7136	(gimple_types_compatible_p): Declare.
7137	(gimple_register_type): Declare.
7138	(print_gimple_types_stats): Declare.
7139	(gimple_unsigned_type): Declare.
7140	(gimple_signed_type): Declare.
7141	(gimple_get_alias_set): Declare.
7142	(gimple_eh_must_not_throw_set_fndecl): New.
7143
71442009-10-03  Jan Hubicka  <jh@suse.cz>
7145	    Kenneth Zadeck  <zadeck@naturalbridge.com>
7146
7147	* ipa-pure-const.c: Include lto-streamer.h.
7148	(register_hooks): Factor out of ...
7149	(generate_summary): ... here.
7150	(pure_const_write_summary): New.
7151	(pure_const_read_summary): New.
7152	(pass_ipa_pure_const): Add pure_const_write_summary and
7153	pure_const_read_summary.
7154	* ipa-reference.c: Include lto-streamer.h.
7155	(add_new_function): New.
7156	(remove_node_data): New.
7157	(duplicate_node_data): New.
7158	(ipa_init): Guard against multiple calls.
7159	Move hook setup from analyze_function.
7160	(write_node_summary_p): New.
7161	(ipa_reference_write_summary): New.
7162	(ipa_reference_read_summary): New.
7163	(pass_ipa_reference): Add ipa_reference_write_summary and
7164	ipa_reference_read_summary.
7165	* cgraph.h (cgraph_local_info): Add field lto_file_data.
7166	(struct cgraph_edge): Add fields lto_stmt_uid and
7167	call_stmt_cannot_inline_p.
7168	(cgraph_optimize): Declare.
7169	(cgraph_decide_is_function_needed): Declare.
7170	(reset_inline_failed): Declare.
7171	(enum LTO_cgraph_tags): Declare.
7172	(LTO_cgraph_tag_names): Declare.
7173	(LCC_NOT_FOUND): Define.
7174
71752009-10-03  Doug Kwan  <dougkwan@google.com>
7176	    Rafael Espindola  <espindola@google.com>
7177	    Jan Hubicka  <jh@suse.cz>
7178	    Diego Novillo  <dnovillo@google.com>
7179	    Kenneth Zadeck  <zadeck@naturalbridge.com>
7180
7181	* passes.c (all_regular_ipa_passes): New.
7182	(all_ipa_passes): Rename to all_small_ipa_passes.
7183	(init_optimization_passes): Init all_regular_ipa_passes.
7184	* tree-pass.h (all_regular_ipa_passes): New.
7185	(all_ipa_passes): Rename to all_small_ipa_passes.
7186	* passes.c (all_lto_gen_passes): New.
7187	(init_optimization_passes): Initialize all_lto_gen_passes.
7188	(execute_ipa_summary_passes): Make non-static.
7189	(ipa_write_summaries_1): New.
7190	(ipa_write_summaries_2): New.
7191	(ipa_write_summaries): New.
7192	(ipa_write_summaries_of_cgraph_node_set): New.
7193	(ipa_read_summaries_1): New.
7194	(ipa_read_summaries): New.
7195	(execute_ipa_pass_list): Call cgraph_process_new_functions.
7196	(execute_regular_ipa_pass_list): Remove.
7197	(init_optimization_passes): Schedule
7198	pass_rebuild_cgraph_edges and pass_early_inline outside
7199	of pass_all_early_optimizations.  Document reason.
7200	(pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
7201	pass_ipa_lto_finish_out): New pass.
7202	(pass_ipa_summary_passes): Start and stop timers if the pass has them.
7203	(execute_all_ipa_transforms): New.
7204	(execute_one_pass): Don't call execute_one_ipa_transform_pass.
7205	(dump_properties, debug_properties): New.
7206	* tree-optimize.c (gate_all_early_local_passes): Return
7207	false if we are in lto1.
7208	(tree_rest_of_compilation): Call execute_all_ipa_transforms.
7209	* tree-pass.h (execute_all_ipa_transforms): Declare.
7210	(pass_ipa_function_and_variable_visibility): Declare.
7211	(pass_ipa_early_inline): Declare.
7212	(pass_ipa_lto_gimple_out): Declare.
7213	(pass_ipa_lto_wpa_fixup): Declare.
7214	(pass_ipa_lto_finish_out): Declare.
7215	(all_small_ipa_passes, all_regular_ipa_passes,
7216	all_lto_gen_passes): Declare.
7217	(execute_ipa_summary_passes): Declare.
7218	(execute_all_ipa_transforms): Declare.
7219	(ipa_write_summaries): Declare
7220	(ipa_write_summaries_of_cgraph_node_set): Declare.
7221	(ipa_read_summaries): Declare.
7222
72232009-10-03  Doug Kwan  <dougkwan@google.com>
7224	    Ollie Wild  <aaw@google.com>
7225
7226	* ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
7227
7228	* collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
7229	(lto_mode): New variable.
7230	(maybe_run_lto_and_relink): Handle the -fwpa option.
7231	(main): Handle the -fwpa option.
7232	(maybe_unlink_list): New function.
7233	* gcc.c (link_lto_options): Replace -flto with -fwpa.
7234	* common.opt (flto): New flag.
7235	* toplev.c (flag_generate_lto): Declare.
7236
72372009-10-03  Simon Baldwin  <simonb@google.com>
7238
7239	* common.opt (flto-compression-level): New flag.
7240
7241	* opts.c: Include lto-opts.h.
7242	(handle_option): Call lto_register_user_option for each
7243	valid option handled.
7244	(decode_options): Clear registered options before the options
7245	handling loop.
7246
72472009-10-03  Cary Coutant  <ccoutant@google.com>
7248
7249	* collect2.c (is_elf): New function.
7250	(scan_prog_file): Require LTO object to be in ELF format.
7251
72522009-10-03  Rafael Espindola  <espindola@google.com>
7253
7254	* gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
7255	libgcc to the linker.
7256
7257	* ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
7258
7259	* collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
7260	(collect_execute): Add flags argument. Pass flags to pex_run. Update
7261	all callers.
7262	* collect2.h (collect_execute): Add flags argument.
7263	* tlink.c (tlink_execute): Update call to collect_execute.
7264	* gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
7265	(use_linker_plugin): New.
7266	(use_linker_plugin_spec_function): New.
7267	(LINK_COMMAND_SPEC): Pass plugin options to the linker.
7268	(linker_plugin_file_spec): New.
7269	(lto_wrapper_spec): New.
7270	(lto_gcc_spec): New.
7271	(static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
7272	(static_spec_functions): Add use-linker-plugin.
7273	(process_command): Handle -use-linker-plugin.
7274	(main): Use lto_wrapper_spec instead of lto_wrapper. Set
7275	linker_plugin_file_spec and lto_gcc_spec.
7276	(use_linker_plugin_spec_function): New.
7277
72782009-10-03  Richard Guenther  <rguenther@suse.de>
7279
7280	PR lto/41547
7281	PR lto/41548
7282	* tree.h (is_lang_specific): Include LANG_TYPE.
7283	* tree.c (find_decls_types_r): Manually add interesting parts
7284	of TYPE_FIELDS.  Walk BINFO_VIRTUALS.  Do not walk TYPE_METHODS.
7285
7286	* gimple.c (type_pair_hash): Make symmetric.
7287	(type_pair_eq): Likewise.
7288	(lookup_type_pair): Increase initial hashtable size.
7289	(gimple_force_type_merge): Rely on type-pair symmetry.
7290	(visit): Remove excessive checking code.
7291	(iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
7292	(gimple_register_type): Remove getenv calls, shrink initial
7293	hashtable size.
7294
7295	PR middle-end/41502
7296	* cgraphunit.c (ipa_passes): Do not remove bodies of extern
7297	inline functions if not generating lto output.
7298
7299	PR lto/41379
7300	* toplev.c (finalize): In WPA mode remove the asm file.
7301
73022009-10-03  Doug Kwan  <dougkwan@google.com>
7303
7304	* ipa-inline.c (cgraph_mark_inline): Check
7305	edge->call_stmt_cannot_inline_p instead of calling
7306	gimple_call_cannot_inline_p.
7307	(cgraph_decide_inlining): Do nothing in WPA and LTRANS.
7308	(cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
7309	(inline_generate_summary): Do nothing in LTRANS.
7310	* cgraph.c (initialize_inline_failed): Make sure e->call_stmt
7311	exists before calling gimple_call_cannot_inline_p.
7312	(cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
7313	(cgraph_clone_edge): Add argument STMT_UID.  Modify all callers.
7314	Update new_edge->lto_stmt_uid.
7315	* cgraphbuild.c (reset_inline_failed): New.
7316
7317	* common.opt (fwpa): New flag.
7318	(fltrans): New option.
7319	* gcc.c (gcc_lto_option_t): New type.
7320	(current_lto_option): New variable.
7321	(lto_single_spec_function): Remove and is replaced by ..
7322	(lto_option_spec_function): New function.
7323	(LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
7324	passing the -flto flag.
7325	(cc1_options): Separate non-LTO related parts into ..
7326	(cc1_non_lto_options): Non-LTO related options shared by all FEs.
7327	(lto1_options): New spec for lto FE.
7328	(link_lto_options): New spec for handling LTO flags in linker.
7329	(invoke_lto_single): Re-format to fit in 80 column.  Replace
7330	lto-single with lto-option.
7331	(static_specs): Add cc1_non_lto_options, lto1_options and
7332	link_lto_options.
7333	(static_spec_function): Replace lto-single with lto-option.
7334	(process_command): Handle -flto, -fwpa and -fltran by setting
7335	current_lto_option and not passing it to subprocess unconditionally.
7336
73372009-10-03  Bill Maddox  <maddox@google.com>
7338
7339	Add `gcc' driver support for link-time code generation (LTO).
7340
7341	* collect2.c (enum pass): Add new literal PASS_LTOINFO.
7342	(lto_flag, lto_objects, lto_o_file): New variables.
7343	(struct lto_object, struct lto_object_list): New structures.
7344	(collect_exit, handler): Remove LTO temporary output file on exit.
7345	(add_lto_object): New function.
7346	(maybe_run_lto_and_relink): New function. Perform link time code
7347	generation and relinking for object files containing LTO information.
7348	(main): Invoke maybe_run_lto_and_relink().
7349	(dump_argv): New function.  For debugging, currently disabled.
7350	(scan_prog_file): Add LTO information pass.
7351	* gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
7352	collect2.
7353	* toplev.c (compile_file): Emit assembler directive to create
7354	the `gnu_lto_v1' marker symbol when compiling with `-flto'.
7355
73562009-10-03  Diego Novillo  <dnovillo@google.com>
7357
7358	* c.opt: Add LTO to warn_abi and warn_psabi.
7359
7360	* tree.c (fld_worklist_push): Rename from PUSH.  Convert to static
7361	inline function.  Ignore language-specific nodes.  Update all users.
7362	(find_decls_types_r): Do not traverse the subtrees of
7363	language-specific nodes.  Do not traverse DECL_INITIAL for TYPE_DECLs.
7364	* tree.h (is_lang_specific): New.
7365	* langhooks.h (struct lang_hooks_for_decls): Remove
7366	may_need_assembler_name_p.  Update all users.
7367
7368	* c-common.c (set_builtin_user_assembler_name): Move ...
7369	* builtins.c (set_builtin_user_assembler_name): ... here.
7370	(is_builtin_name): Add comment
7371	(is_builtin_fn): New.
7372	* except.c (output_ttype): Only call
7373	lookup_type_for_runtime if TYPE is not a runtime type.
7374
7375	* passes.c (register_pass): Call position_pass on
7376	all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
7377	* timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
7378	(TV_IPA_LTO_DECL_IO): Define.
7379	(TV_IPA_LTO_CGRAPH_IO): Define.
7380	(TV_LTO): Define.
7381	(TV_WHOPR_WPA): Define.
7382	(TV_WHOPR_WPA_IO): Define.
7383	(TV_WHOPR_LTRANS): Define.
7384	(TV_WHOPR_WPA_FIXUP): Define.
7385	(TV_WHOPR_WPA_LTRANS_EXEC): Define.
7386	* tree-cfg.c (tree_node_can_be_shared): Make extern.
7387	* tree-flow.h (tree_node_can_be_shared): Declare.
7388	* tree-inline.c (tree_can_inline_p): Check that E has a
7389	statement associated with it.
7390	* tree.c (free_lang_data_in_binf): Factor out of ...
7391	(free_lang_data_in_type): ... here.
7392	Call RECORD_OR_UNION_TYPE_P.
7393	(need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
7394	set.  Call lang_hooks.decls.may_need_assembler_name_p if set.
7395	(free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
7396	(free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE.  Set
7397	write_symbols to NO_DEBUG.  Set debug_hooks to do_nothing_debug_hooks.
7398	(gate_free_lang_data): Return true if flag_generate_lto is set.
7399	(walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
7400	* c-common.h (set_builtin_user_assembler_name): Move ...
7401	* tree.h (set_builtin_user_assembler_name): ... here.
7402
7403	* common.opt (flto-report): New flag.
7404	* opts.c (complain_wrong_lang): Do not complain if running lto1.
7405	* collect2.c (scan_prog_file): Send the error output of
7406	'nm' to HOST_BIT_BUCKET.
7407
74082009-10-03  Ollie Wild  <aaw@google.com>
7409
7410	* langhooks-def.h (lhd_begin_section): New function declaration.
7411	(lhd_write_section): New function declaration.
7412	(lhd_end_section): New function declaration.
7413	(LANG_HOOKS_BEGIN_SECTION): New macro.
7414	(LANG_HOOKS_WRITE_SECTION_DATA): New macro.
7415	(LANG_HOOKS_END_SECTION): New macro.
7416	(LANG_HOOKS_LTO): New macro.
7417	(LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
7418	* langhooks.c (output.h): Add include.
7419	(saved_section): New static variable.
7420	(lhd_begin_section): New function.
7421	(lhd_write_section_data): New function.
7422	(lhd_end_section): New function.
7423	* langhooks.h (struct lang_hooks_for_lto): New structure.
7424	(struct lang_hooks): Add member lto.
7425	* Makefile.in (langhooks.o): Add dependency on output.h.
7426
7427	* c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
7428
74292009-10-03  Richard Guenther  <rguenther@suse.de>
7430
7431	* config/rs6000/rs6000.c (rs6000_output_function_epilogue):
7432	Handle LTO.
7433
74342009-10-03  Simon Baldwin  <simonb@google.com>
7435	    Richard Guenther  <rguenther@suse.de>
7436	    Janis Johnson  <janis187@us.ibm.com>
7437	    Doug Kwan  <dougkwan@google.com>
7438	    Diego Novillo  <dnovillo@google.com>
7439	    Ramana Radhakrishnan  <ramana.r@gmail.com>
7440	    Ollie Wild  <aaw@google.com>
7441
7442	* doc/install.texi: Add documentation for libelf and --enable-lto.
7443	* doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
7444	-flto-report, -flto-compression-level and -use-linker-plugin.
7445	* doc/sourcebuild.texi: Document use of zlib.  Document lto-plugin.
7446	Add section for LTO Testing.
7447
74482009-10-02  Cary Coutant  <ccoutant@google.com>
7449
7450	Add support for comdat type sections for DWARF v4.
7451	Merge from dwarf4 branch.
7452
7453	* dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
7454	(dw_die_ref): Define vector type.
7455	(enum dw_val_class): Add dw_val_class_data8.
7456	(struct dw_val_struct): Add v.val_data8.
7457	(comdat_type_node_ref): New type.
7458	(struct die_struct): Move die_symbol into a union; add new field
7459	die_type_node.  Change all uses.
7460	(comdat_type_node): New type.
7461	(skeleton_chain_node): New type.
7462	(DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
7463	(comdat_type_list): New variable.
7464	(dwarf_tag_name): Add DW_TAG_type_unit.
7465	(dwarf_attr_name): Add DW_AT_signature.
7466	(add_AT_data8): New function.
7467	(replace_child): New function.
7468	(move_all_children): New function.
7469	(print_signature): New function.
7470	(print_die): Print signature information; add dw_val_class_data8.
7471	(attr_checksum): Support dw_val_class_data8.
7472	(CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
7473	(CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
7474	(checksum_sleb128, checksum_uleb128): New functions.
7475	(checksum_die_context): New function.
7476	(loc_checksum_ordered): New function.
7477	(attr_checksum_ordered): New function.
7478	(struct checksum_attributes): New structure.
7479	(collect_checksum_attributes): New function.
7480	(die_checksum_ordered): New function.
7481	(generate_type_signature): New function.
7482	(same_dw_val_p): Add dw_val_class_data8.
7483	(is_symbol_die): Use new is_declaration_die function.
7484	(is_declaration_die): New function.
7485	(should_move_die_to_comdat): New function.
7486	(clone_die): New function.
7487	(clone_tree): New function.
7488	(clone_as_declaration): New function.
7489	(copy_declaration_context): New function.
7490	(generate_skeleton_ancestor_tree): New function.
7491	(generate_skeleton_bottom_up): New function.
7492	(generate_skeleton): New function.
7493	(remove_child_or_replace_with_skeleton): New function.
7494	(break_out_comdat_types): New function.
7495	(struct decl_table_entry): New type.
7496	(htab_decl_hash): New function.
7497	(htab_decl_eq): New function.
7498	(htab_decl_del): New function.
7499	(copy_ancestor_tree): New function.
7500	(copy_decls_walk): New function.
7501	(copy_decls_for_unworthy_types): New function.
7502	(build_abbrev_table): Don't assert on missing die_symbol when doing
7503	comdat type sections.
7504	(size_of_die): Use DW_FORM_sig8 for external references.  Add
7505	dw_val_class_data8.
7506	(unmark_dies): Don't assert for unmarked dies when doing comdat
7507	type sections.
7508	(value_format): Support DW_FORM_sig8 and dw_val_class_data8.
7509	(output_signature): New function.
7510	(output_die): Likewise.
7511	(output_compilation_unit_header): Mark output as DWARF version 3
7512	even if generating DWARF 4.
7513	(output_comdat_type_unit): New function.
7514	(output_line_info): Mark output as DWARF version 3 even if generating
7515	DWARF 4.
7516	(dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
7517	DWARF-4.
7518	(dwarf2out_end_source_file): Likewise.
7519	(prune_unused_types_walk_attribs): Don't follow references into
7520	comdat type sections.
7521	(prune_unused_types_mark): When generating type units, do not mark
7522	children of non-defining declarations of types; do mark children of
7523	type entries.
7524	(prune_unused_types): Process comdat type sections.
7525	(htab_ct_hash): New function.
7526	(htab_ct_eq): New function.
7527	(dwarf2out_finish): Move types to comdat sections when using DWARF-4.
7528	Add a pointer to the line table from type unit entries so
7529	DW_AT_decl_file has meaning.
7530	* varasm.c (default_elf_asm_named_section): Use identifier name as
7531	comdat key instead of lang hook.
7532
75332009-10-02  Neil Vachharajani  <nvachhar@google.com>
7534
7535	* gcov-io.c (gcov_open): Open files read-only when MODE < 0.
7536
75372009-10-02  Uros Bizjak  <ubizjak@gmail.com>
7538
7539	* config/i386/i386.md (SWIM248): New mode iterator.
7540	(divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
7541	divmodhi4 patterns using SWIM248 macro.
7542	(*divmod<mode>4): Macroize insn_and_split pattern from
7543	*divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
7544	and their corresponding splitters usign SWIM248 macro.  Split SImode
7545	insn to generate cltd and DImode insn to generate cqto instead of
7546	move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
7547	(*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
7548	(*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
7549	*divmodsi_noext patterns using SWIM248 macro.
7550	(udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
7551	udivmodhi4 patterns using SWIM248 macro.
7552	(*udivmod<mode>4): Macroize insn_and_split pattern from
7553	*udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
7554	corresponding splitters using SWIM248 macro.
7555	(*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
7556	*udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
7557
75582009-10-02  Eric Botcazou  <ebotcazou@adacore.com>
7559
7560	* stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
7561	of zero-sized element is zero-sized regardless of its extent.
7562
75632009-10-02  Jakub Jelinek  <jakub@redhat.com>
7564
7565	PR debug/40521
7566	* configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
7567	* configure: Regenerated.
7568	* config.in: Regenerated.
7569	* dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
7570	!HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
7571	(dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
7572	not emitting .eh_frame, emit .cfi_sections .debug_frame
7573	directive.
7574
7575	PR debug/41404
7576	PR debug/41353
7577	* cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
7578	CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
7579	with '\0'.
7580	(expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
7581	vars use DECL_RTL with resetting it back to NULL afterwards.
7582	* dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
7583	rtx_equal_p instead of asserting it is a SYMBOL_REF.
7584	(value_format): For dw_val_class_addr only use DW_FORM_addr if
7585	the attribute type allows it, otherwise use DW_FORM_dataN.
7586	(mem_loc_descriptor): Handle CONST_STRING.
7587	(add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
7588	Handle MEM with CONST_STRING address using add_AT_string.
7589	(rtl_for_decl_init): Return MEM with CONST_STRING address instead of
7590	CONST_STRING for const arrays initialized with a string literal.
7591	(resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
7592	(dwarf2out_finish): Call resolve_addr.
7593
75942009-10-02  Andreas Schwab  <schwab@linux-m68k.org>
7595	    Maxim Kuvyrkov  <maxim@codesourcery.com>
7596
7597	* config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
7598
75992009-10-02  Nick Clifton  <nickc@redhat.com>
7600
7601	* config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
7602	(ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
7603
76042009-10-01  Jan Hubicka  <jh@suse.cz>
7605
7606	* cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
7607	(cgraph_create_virtual_clone): Just pass redirect_callers
7608	around.
7609	* cgraph.h (cgraph_clone_node): Update prototype.
7610	* ipa-pure-const.c (self_recursive_p): New function.
7611	(propagate): Use it.
7612	* ipa-inline.c (cgraph_clone_inlined_nodes,
7613	cgraph_decide_recursive_inlining): Update.
7614
76152009-10-01  David Daney  <ddaney@caviumnetworks.com>
7616
7617	* gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
7618	instructions for TARGET_OCTEON.
7619
76202009-10-01  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
7621
7622	* config/arm/arm.c (arm_override_options): Turn off
7623	flag_dwarf2_cfi_asm for AAPCS variants.
7624
76252009-10-01  Martin Jambor  <mjambor@suse.cz>
7626
7627	PR middle-end/12392
7628	* tree-sra.c (convert_callers): Do not call
7629	compute_inline_parameters on one caller more than once.
7630
76312009-10-01  Nick Clifton  <nickc@redhat.com>
7632
7633	* config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
7634	an empty string if not already defined.
7635
76362009-10-01  Martin Jambor  <mjambor@suse.cz>
7637
7638	PR bootstrap/41395
7639	* tree-sra.c (is_va_list_type): New function.
7640	(find_var_candidates): Call is_va_list_type.
7641	(find_param_candidates): Check that the type or the type pointed
7642	to are not va_list types.
7643
76442009-10-01  Martin Jambor  <mjambor@suse.cz>
7645
7646	PR c++/41503
7647	* cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
7648	DECL_ARTIFICIAL (param_decl) is true.
7649
76502009-09-30  Gabriel Dos Reis  <gdr@cs.tamu.edu>
7651
7652	* tree.h (tree_decl_common::lang_flag_8): New.
7653	* c-common.c (c_common_reswords): Include "constexpr" as C++0x
7654	keyword.
7655	* c-common.h (RID_CONSTEXPR): New.
7656
76572009-09-30  Uros Bizjak  <ubizjak@gmail.com>
7658
7659	* config/alpha/alpha.c (alpha_gimplify_va_arg_1):
7660	Use ref-all pointers.
7661	(alpha_gimplify_va_arg): Ditto.
7662
76632009-09-30  Jakub Jelinek  <jakub@redhat.com>
7664
7665	PR target/41279
7666	* cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
7667	before insn counting loop now that BB_END (bb) is counted.  Ensure
7668	the return value isn't zero.
7669
76702009-09-30  Nick Clifton  <nickc@redhat.com>
7671
7672	* config.gcc (sh-symbianelf): Replace definition of extra_objs
7673	with separate definitions of c_target_objs and cxx_target_objs.
7674	* config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
7675	and symbian-base.o.
7676	* config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
7677	sh_symbian_import_export_class.
7678	* config/sh/sh-protos.h: Fix names of exported symbian functions.
7679	* config/sh/symbian.c: Delete, moving code into...
7680	* config/sh/symbian-base.c: ... here
7681	* config/sh/symbian-c.c: ... and here
7682	* config/sh/symbian-cxx.c: ... and here.
7683
76842009-09-30  Uros Bizjak  <ubizjak@gmail.com>
7685
7686	PR target/22093
7687	* config/alpha/alpha.md (unaligned_storehi_be): Force operand
7688	of plus RTX into register.
7689
76902009-09-30  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
7691
7692	* doc/install.texi: Linguistic and markup fixes.
7693	(Configuration) <--disable-cpp>: Remove description.
7694	<--enable-maintainer-mode>: Autotools files are affected, too.
7695	<--with-sysroot>: Improve description.
7696	(Building): Bump required GNU make version.
7697
76982009-09-29  Harsha Jagasia  <harsha.jagasia@amd.com>
7699
7700	* config.gcc (i[34567]86-*-*): Include fma4intrin.h.
7701	(x86_64-*-*): Ditto.
7702
7703	* config/i386/fma4intrin.h: New file, provide common x86 compiler
7704	intrinisics for FMA4.
7705	* config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
7706	* config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
7707	Add FMA4 check and fma4intrin.h.
7708	* config/i386/i386-c.c(ix86_target_macros_internal): Check
7709	ISA_FLAG for FMA4.
7710	* config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
7711	* config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
7712	constant for FMA4 support.
7713	(UNSPEC_FMA4_FMADDSUB): Ditto.
7714	(UNSPEC_FMA4_FMSUBADD): Ditto.
7715	* config/i386/i386.opt (-mfma4): New switch for FMA4 support.
7716	* config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
7717	(ix86_expand_fma4_multiple_memory): Ditto.
7718	* config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
7719	(OPTION_MASK_ISA_FMA4_UNSET): New.
7720	(OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
7721	(OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
7722	(ix86_handle_option): Handle -mfma4.
7723	(isa_opts): Handle -mfma4.
7724	(enum pta_flags): Add PTA_FMA4.
7725	(override_options): Add FMA4 support.
7726	(IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
7727	(IX86_BUILTIN_VFMADDSD): Ditto.
7728	(IX86_BUILTIN_VFMADDPS): Ditto.
7729	(IX86_BUILTIN_VFMADDPD): Ditto.
7730	(IX86_BUILTIN_VFMSUBSS): Ditto.
7731	(IX86_BUILTIN_VFMSUBSD): Ditto.
7732	(IX86_BUILTIN_VFMSUBPS): Ditto.
7733	(IX86_BUILTIN_VFMSUBPD): Ditto.
7734	(IX86_BUILTIN_VFMADDSUBPS): Ditto.
7735	(IX86_BUILTIN_VFMADDSUBPD): Ditto.
7736	(IX86_BUILTIN_VFMSUBADDPS): Ditto.
7737	(IX86_BUILTIN_VFMSUBADDPD): Ditto.
7738	(IX86_BUILTIN_VFNMADDSS): Ditto.
7739	(IX86_BUILTIN_VFNMADDSD): Ditto.
7740	(IX86_BUILTIN_VFNMADDPS): Ditto.
7741	(IX86_BUILTIN_VFNMADDPD): Ditto.
7742	(IX86_BUILTIN_VFNMSUBSS): Ditto.
7743	(IX86_BUILTIN_VFNMSUBSD): Ditto.
7744	(IX86_BUILTIN_VFNMSUBPS): Ditto.
7745	(IX86_BUILTIN_VFNMSUBPD): Ditto.
7746	(IX86_BUILTIN_VFMADDPS256): Ditto.
7747	(IX86_BUILTIN_VFMADDPD256): Ditto.
7748	(IX86_BUILTIN_VFMSUBPS256): Ditto.
7749	(IX86_BUILTIN_VFMSUBPD256): Ditto.
7750	(IX86_BUILTIN_VFMADDSUBPS256): Ditto.
7751	(IX86_BUILTIN_VFMADDSUBPD256): Ditto.
7752	(IX86_BUILTIN_VFMSUBADDPS256): Ditto.
7753	(IX86_BUILTIN_VFMSUBADDPD256): Ditto.
7754	(IX86_BUILTIN_VFNMADDPS256): Ditto.
7755	(IX86_BUILTIN_VFNMADDPD256): Ditto.
7756	(IX86_BUILTIN_VFNMSUBPS256): Ditto.
7757	(IX86_BUILTIN_VFNMSUBPD256): Ditto.
7758	(enum multi_arg_type): New enum for describing the various FMA4
7759	intrinsic argument types.
7760	(bdesc_multi_arg): New table for FMA4 intrinsics.
7761	(ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
7762	(ix86_expand_multi_arg_builtin): New function for creating FMA4
7763	intrinsics.
7764	(ix86_expand_builtin): Add FMA4 intrinsic support.
7765	(ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
7766	operand instructions.
7767	(ix86_expand_fma4_multiple_memory): New function to split the
7768	second memory reference from FMA4 instructions.
7769	* config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
7770	(ssemodesuffixf2s): Ditto.
7771	(fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
7772	instructions.
7773	(fma4_fmsub<mode>4): Ditto.
7774	(fma4_fnmadd<mode>4): Ditto.
7775	(fma4_fnmsub<mode>4): Ditto.
7776	(fma4_vmfmadd<mode>4): Ditto.
7777	(fma4_vmfmsub<mode>4): Ditto.
7778	(fma4_vmfnmadd<mode>4): Ditto.
7779	(fma4_vmfnmsub<mode>4): Ditto.
7780	(fma4_fmadd<mode>4256): Ditto.
7781	(fma4_fmsub<mode>4256): Ditto.
7782	(fma4_fnmadd<mode>4256): Ditto.
7783	(fma4_fnmsub<mode>4256): Ditto.
7784	(fma4_fmaddsubv8sf4): Ditto.
7785	(fma4_fmaddsubv4sf4): Ditto.
7786	(fma4_fmaddsubv4df4): Ditto.
7787	(fma4_fmaddsubv2df4): Ditto.
7788	(fma4_fmsubaddv8sf4): Ditto.
7789	(fma4_fmsubaddv4sf4): Ditto.
7790	(fma4_fmsubaddv4df4): Ditto.
7791	(fma4_fmsubaddv2df4): Ditto.
7792	(fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
7793	instructions for intrinsics.
7794	(fma4i_fmsub<mode>4): Ditto.
7795	(fma4i_fnmadd<mode>4): Ditto.
7796	(fma4i_fnmsub<mode>4): Ditto.
7797	(fma4i_vmfmadd<mode>4): Ditto.
7798	(fma4i_vmfmsub<mode>4): Ditto.
7799	(fma4i_vmfnmadd<mode>4): Ditto.
7800	(fma4i_vmfnmsub<mode>4): Ditto.
7801	(fma4i_fmadd<mode>4256): Ditto.
7802	(fma4i_fmsub<mode>4256): Ditto.
7803	(fma4i_fnmadd<mode>4256): Ditto.
7804	(fma4i_fnmsub<mode>4256): Ditto.
7805	(fma4i_fmaddsubv8sf4): Ditto.
7806	(fma4i_fmaddsubv4sf4): Ditto.
7807	(fma4i_fmaddsubv4df4): Ditto.
7808	(fma4i_fmaddsubv2df4): Ditto.
7809	(fma4i_fmsubaddv8sf4): Ditto.
7810	(fma4i_fmsubaddv4sf4): Ditto.
7811	(fma4i_fmsubaddv4df4): Ditto.
7812	(fma4i_fmsubaddv2df4): Ditto.
7813
7814	* doc/invoke.texi (-mfma4): Add documentation.
7815	* doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
7816
78172009-09-29  Richard Henderson  <rth@redhat.com>
7818
7819	* tree-eh.c (unsplit_eh): Do not unsplit if there's already
7820	an edge to the new destination block.
7821
78222009-09-29  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7823
7824	PR target/41393
7825	* pa.c (hppa_profile_hook): Use
7826	make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
7827
78282009-09-29  Steve Ellcey  <sje@cup.hp.com>
7829	    Alexander Monakov  <amonakov@ispras.ru>
7830
7831	PR target/41365
7832	* config/ia64/predicates.md (not_postinc_destination_operand): New.
7833	(not_postinc_memory_operand): New.
7834	(not_postinc_move_operand): New.
7835	* config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
7836	(*cmovsi_internal): Ditto.
7837
78382009-09-29  Pat Haugen  <pthaugen@us.ibm.com>
7839
7840	* config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
7841	restrict issue_rate in first pass when scheduling for register
7842	pressure.
7843
78442009-09-29  Basile Starynkevitch  <basile@starynkevitch.net>
7845	    Rafael Avila de Espindola  <espindola@google.com>
7846
7847	* gengtype.c (plugin_output): New.
7848	(get_output_file_with_visibility): Return plugin_output for plugins.
7849	(main): Parse and use the -P option.
7850	* gty.texi: Update the command line format.
7851
78522009-09-29  Jakub Jelinek  <jakub@redhat.com>
7853
7854	PR debug/41438
7855	* dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
7856	functions.
7857	(mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
7858	out if !const_ok_for_output.
7859
7860	PR debug/41474
7861	* dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
7862	case VAR_LOCATION>: Remove gcc_unreachable ().
7863
78642009-09-29  Harsha Jagasia  <harsha.jagasia@amd.com>
7865
7866	* config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
7867	(x86_64-*-*): Ditto.
7868	* config/i386/smmintrin.h: Move instructions in mmintrin-common.h
7869	back to smmintrin.h.
7870	* config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
7871	* config/i386/x86intrin.h: Remove SSE5.
7872	* config/i386/mmintrin-common.h: Delete file.
7873	* doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
7874
78752009-09-29  Richard Guenther  <rguenther@suse.de>
7876
7877	* alias.c (ao_ref_from_mem): Properly deal with off decl accesses
7878	resulting from stack temporaries on STRICT_ALIGNMENT targets.
7879
78802009-09-29  Nick Clifton  <nickc@redhat.com>
7881
7882	* function.c (current_function_name): If there is no current
7883	function just return "<none>".
7884
78852009-09-28  Sriraman Tallam  <tmsriram@google.com>
7886
7887	* tree-pass.h (register_pass_info): New structure.
7888	(pass_positioning_ops): Move enum from gcc-plugin.h.
7889	(register_pass): New function.
7890	* gcc-plugin.h (plugin_pass): Delete structure.
7891	(pass_positioning_ops): Delete enum.
7892	* plugin.c (regsiter_pass): Delete function.
7893	(position_pass): Delete function.
7894	(added_pass_nodes): Delete variable.
7895	(prev_added_pass_nodes): Delete variable.
7896	(pass_list_node): Delete structure.
7897	* passes.c (make_pass_instance): New function.
7898	(next_pass_1): Change to call make_pass_instance.
7899	(pass_list_node): Move structure from gcc-plugin.h.
7900	(added_pass_nodes): Move variable from plugin.c.
7901	(prev_added_pass_nodes): Move variable from plugin.c.
7902	(position_pass): New function.
7903	(register_pass): New function.
7904
79052009-09-28  Easwaran Raman  <eraman@google.com>
7906
7907	* ifcvt.c (noce_try_abs): Recognize pattern and call
7908	expand_one_cmpl_abs_nojump.
7909	* optabs.c (expand_one_cmpl_abs_nojump): New function.
7910	* optabs.h (expand_one_cmpl_abs_nojump): Declare.
7911
79122009-09-28  Ian Lance Taylor  <iant@google.com>
7913
7914	PR middle-end/40500
7915	* c-opts.c (c_common_handle_option): Don't set
7916	warn_jump_misses_init for -Wall.
7917	* doc/invoke.texi (Warning Options): Update documentation.
7918
79192009-09-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
7920
7921	* Makefile.in ($(out_object_file)): Depend on
7922	gt-$(basename $(notdir $(out_file))).h.
7923
79242009-09-28  Richard Henderson  <rth@redhat.com>
7925
7926	* except.h (struct eh_region_d): Add use_cxa_end_cleanup.
7927	* except.c (gen_eh_region): Set it.
7928	(duplicate_eh_regions_1): Copy it.
7929	* tree-eh.c (lower_resx): Use it to determine which function
7930	to call to resume.
7931
7932	* langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
7933	* langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
7934	* builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
7935	* tree.c (build_common_builtin_nodes): Remove parameter.  Build
7936	BUILT_IN_CXA_END_CLEANUP if necessary.
7937
7938	* c-common.c (c_define_builtins): Update call to
7939	build_common_builtin_nodes.
7940
79412009-09-28  Andrew Pinski  <andrew_pinski@playstation.sony.com>
7942
7943	* spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
7944
79452009-09-28  Michael Matz  <matz@suse.de>
7946
7947	* builtins.c (interclass_mathfn_icode): New helper.
7948	(expand_builtin_interclass_mathfn): Use it here, and split folding
7949	into ...
7950	(fold_builtin_interclass_mathfn): ... this new folder.
7951	(build_call_nofold_loc): New static helper.
7952	(build_call_nofold): New wrapper macro for above.
7953	(expand_builtin_int_roundingfn): Use it instead of build_call_expr.
7954	(expand_builtin_pow): Ditto.
7955	(expand_builtin_memset_args): Ditto.
7956	(expand_builtin_printf): Ditto.
7957	(expand_builtin_fprintf): Ditto.
7958	(expand_builtin_sprintf): Ditto.
7959	(expand_builtin_memory_chk): Ditto.
7960	(expand_builtin_mempcpy_args): Ditto and don't call folders.
7961	(expand_builtin_stpcpy): Ditto.
7962	(expand_builtin_strcmp): Ditto.
7963	(expand_builtin_strncmp): Ditto.
7964	(expand_builtin_strcpy): Remove FNDECL and MODE arguments.
7965	(expand_builtin_strcpy_args): Don't call folders.
7966	(expand_builtin_memcmp): Ditto.
7967	(expand_builtin_strncpy): Ditto, and use target.
7968	(expand_builtin_memcpy): Ditto.
7969	(expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
7970	expand_builtin_strpbrk, expand_builtin_memmove,
7971	expand_builtin_memmove_args, expand_builtin_bcopy,
7972	expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
7973	expand_builtin_strspn, expand_builtin_strcspn,
7974	expand_builtin_fputs): Remove these.
7975	(expand_builtin): Don't call the above, change calls to other
7976	expanders that changed prototype.
7977	(fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
7978	(fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
7979	fold_builtin_interclass_mathfn.
7980	(fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
7981	(fold_builtin_strcat): Add folding split from expand_builtin_strcat.
7982
7983	* fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
7984	* passes.c (init_optimization_passes): Move pass_fold_builtins
7985	after last phiopt pass.
7986	* tree-inline.c (fold_marked_statements): When folding builtins
7987	iterate over all instruction potentially generated.
7988	* tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
7989	earlier.
7990	(fold_gimple_call): Use it to always fold calls (into potentially
7991	multiple instructions).
7992	* tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
7993	calls into zero at this time.
7994	* tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
7995	statements generated by builtin folding.
7996
79972009-09-28  Nick Clifton  <nickc@redhat.com>
7998
7999	* config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
8000
80012009-09-28  Duncan Sands  <baldrick@free.fr>
8002
8003	* gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
8004	* plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
8005	(register_callback): Dispatch it.
8006	(invoke_plugin_callbacks): Incorporate in sanity check.
8007	* ggc.h (ggc_register_cache_tab): Add declaration.
8008	* ggc-common.c (ggc_register_root_tab): Simplify.
8009	(const_ggc_cache_tab_t): New typedef.
8010	(extra_cache_vec): New vector of dynamically added cache tables.
8011	(ggc_register_cache_tab): New function.
8012	(ggc_scan_cache_tab): New function.
8013	(ggc_mark_roots): Simplify dynamic roots.  Handle dynamic caches.
8014	* doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
8015
80162009-09-27  Richard Henderson  <rth@redhat.com>
8017
8018	* tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
8019	which we remove __builtin_stack_restore.
8020
80212009-09-27  Bernd Schmidt  <bernd.schmidt@analog.com>
8022
8023	* loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
8024	to test for GRD_INVARIANT.
8025	(simple_rhs_p): Anything that's function_invariant_p is fine.
8026
80272009-09-27  Rafael Avila de Espindola  <espindola@google.com>
8028
8029	* gengtype.c (main): Use plunge_files instead of plugin_output.
8030
80312009-09-27  Basile Starynkevitch  <basile@starynkevitch.net>
8032	    Rafael Avila de Espindola  <espindola@google.com>
8033
8034	* gengtype.c (write_root, write_roots): Add a emit_pch argument.
8035	Don't print pch related info if it is false.
8036	(main): Don't print pch info in plugin mode.
8037
80382009-09-27  Eric Botcazou  <ebotcazou@adacore.com>
8039
8040	* dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
8041	with dw_val_class_const_double.
8042	(struct dw_val_struct): Replace val_long_long with val_double and
8043	adjust for above change.
8044	(output_loc_operands): Likewise.
8045	(add_AT_long_long): Rename into...
8046	(add_AT_double): ...this.
8047	(print_die): Replace dw_val_class_long_long with
8048	dw_val_class_const_double and adjust.
8049	(attr_checksum): Likewise.
8050	(same_dw_val_p): Likewise.
8051	(size_of_die): Likewise.
8052	(value_format): Likewise.
8053	(output_die): Likewise.
8054	(loc_descriptor) <CONST_DOUBLE>: Likewise.
8055	(add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
8056	instead of add_AT_long_long.
8057	(add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
8058	value with the precision of its type.
8059
80602009-09-27  Andreas Schwab  <schwab@linux-m68k.org>
8061
8062	PR c/41476
8063	* c-typeck.c (build_conditional_expr): Use the readonly and
8064	volatile flags of the operand types, not of the operands itself.
8065
80662009-09-27  Peter O'Gorman  <pogma@thewrittenword.com>
8067
8068	* collect2.c (main): Look for -brtl before adding libraries.
8069
80702009-09-27  Jonathan Gray  <jsg@openbsd.org>
8071
8072	* config.gcc: Update OpenBSD targets.
8073	* config/openbsd-stdint.h: New file.
8074	* config/openbsd-libpthread.h: New file.
8075	* config/openbsd.h: Update and break out LIB_SPEC definition.
8076	* config/alpha/openbsd.h: Overhaul to reflect ELF migration.
8077	* config/i386/openbsdelf.h: Correct types.
8078	* config/m68k/openbsd.h: Likewise.
8079	* config/mips/openbsd.h: Likewise.
8080	* config/vax/openbsd.h: Likewise.
8081
80822009-09-27  Eric Botcazou  <ebotcazou@adacore.com>
8083
8084	* fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
8085	(extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
8086	* stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
8087	of the length and zero.
8088
80892009-09-27  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
8090
8091	* Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
8092	(FLAGS_H): Add options.h $(REAL_H).
8093	(SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
8094	(TREE_VECTORIZER_H): New.
8095	(EBITMAP_H): Renamed from EBIMAP_H.
8096	(c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
8097	(gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
8098	(tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
8099	(tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
8100	(gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
8101	(graphite-clast-to-gimple.o, graphite-dependences.o)
8102	(graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
8103	(graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
8104	(tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
8105	(tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
8106	(targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
8107	(gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
8108	(ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
8109	(haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
8110	(sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
8111	updated and fixed as per above changes and per
8112	check_makefile_deps.sh output.
8113
8114	PR bootstrap/40928
8115	* configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
8116	* configure: Regenerate.
8117
81182009-09-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8119
8120	* doc/install.texi: Update minimum MPC version to 0.7.
8121
81222009-09-26  Gerald Pfeifer  <gerald@pfeifer.com>
8123
8124	* doc/install.texi (Binaries): Remove reference to the binary
8125	distribution CD-ROM from the FSF.
8126
81272009-09-26  Michael Matz  <matz@suse.de>
8128
8129	PR lto/40758
8130	PR middle-end/41470
8131	* tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
8132	that are mentioned in the body.
8133
81342009-09-26  Michael Matz  <matz@suse.de>
8135
8136	PR tree-optimization/41454
8137	* tree-ssa-dom (stmts_to_rescan): Remove variable.
8138	(tree_ssa_dominator_optimize): Don't allocate and free it.
8139	(dom_opt_leave_block): Don't iterate over it.
8140	(eliminate_redundant_computations): Don't return a value.
8141	(cprop_operand, cprop_into_stmt): Ditto.
8142	(optimize_stmt): Don't defer updating stmts.
8143
81442009-09-25  Dodji Seketeli  <dodji@redhat.com>
8145
8146	* dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
8147	generic_parameter_die, template_parameter_pack_die,
8148	gen_formal_parameter_die, gen_subprogram_die): Adjust after
8149	renaming DW_TAG_formal_parameter_pack and
8150	DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
8151	and DW_TAG_GNU_template_parameter_pack.
8152
81532009-09-25  Anatoly Sokolov  <aesok@post.ru>
8154
8155	* config/v850/v850.h (FUNCTION_VALUE): Remove.
8156	* config/v850/v850.c (v850_function_value): New function.
8157	(TARGET_FUNCTION_VALUE): Define.
8158
81592009-09-25  Jakub Jelinek  <jakub@redhat.com>
8160
8161	* tree-vect-stmts.c (vectorizable_call): Call
8162	mark_symbols_for_renaming after vect_finish_stmt_generation.
8163
8164	* dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
8165	to loc_descriptor_from_tree.
8166	(add_location_or_const_value_attribute): Pass 0 instead of 2
8167	for decl_by_reference_p decls.
8168
81692009-09-25  Richard Guenther  <rguenther@suse.de>
8170
8171	PR middle-end/41463
8172	* tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
8173	arrays again.
8174
81752009-09-25  Ben Elliston  <bje@au.ibm.com>
8176
8177	* doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
8178	after `power7'.
8179
81802009-09-25  Alan Modra  <amodra@bigpond.net.au>
8181
8182	* config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
8183	form of instruction.
8184
81852009-09-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8186
8187	PR middle-end/41435
8188	* fold-const.c (const_binop): Handle complex int division.
8189	* tree-complex.c (expand_complex_div_straight,
8190	expand_complex_div_wide): Update comments.
8191
81922009-09-24  DJ Delorie  <dj@redhat.com>
8193
8194	PR target/41456
8195	* config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
8196	(reg_class): Likewise.
8197	(REG_CLASS_NAMES): Likewise.
8198	* config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
8199	(m32c_override_options): Disable -fivopts for M32C.
8200
82012009-09-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
8202
8203	* config/rs6000/predicates.md (indexed_or_indirect_operand):
8204	Delete VSX load/store with update support.
8205	* config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
8206	* config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
8207	(vsx_movti): Ditto.
8208	(VSX_U): Delete.
8209	(VSbit): Ditto.
8210	(VStype_load_update): Ditto.
8211	(VStype_store_update): Ditto.
8212	(vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
8213	(vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
8214
8215	* config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
8216	load/store with update builtins.
8217
82182009-09-24  Kai Tietz  <kai.tietz@onevision.com>
8219
8220	* libgcc2.c (L_trampoline): Prototype for getpagesize
8221	and mprotect in WINNT case.
8222
82232009-09-24  Anatoly Sokolov  <aesok@post.ru>
8224
8225	* config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
8226	* config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
8227	* config/rs6000/rs6000.c (rs6000_function_value): Make static, add
8228	'outgoing' argument.
8229	(TARGET_FUNCTION_VALUE): Define.
8230
82312009-09-24  Iain Sandoe  <iain.sandoe@sandoe-acoustics.co.uk>
8232
8233	* config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
8234
82352009-09-24  Iain Sandoe  <iain.sandoe@sandoe-acoustics.co.uk>
8236
8237	PR bootstrap/41405
8238	* common.opt: Initialize dwarf_strict to -1.
8239	* toplev.c (process_options): Catch unset dwarf_strict
8240	and set to 0 for all targets not overriding.
8241	* config/darwin.c (darwin_override_options): Catch unset
8242	dwarf_strict and override to 1.
8243
82442009-09-24  Jeff Law  <law@redhat.com>
8245
8246	* tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
8247
82482009-09-24  Richard Guenther  <rguenther@suse.de>
8249
8250	PR tree-optimization/36143
8251	PR tree-optimization/38747
8252	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
8253	create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
8254
82552009-09-24  Jakub Jelinek  <jakub@redhat.com>
8256
8257	PR bootstrap/41457
8258	* dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
8259	return false instead of gcc_unreachable ().  For CONST return the
8260	value returned by recursive call instead of always returning true.
8261	(tree_add_const_value_attribute): Return the value returned by
8262	add_const_value_attribute instead of always returning true if rtl
8263	is non-NULL.
8264
82652009-09-23  Justin Seyster  <jrseys@gmail.com>
8266
8267	* Makefile.in (PLUGIN_HEADERS): Include real.h.
8268
82692009-09-24  Jakub Jelinek  <jakub@redhat.com>
8270
8271	* cgraphunit.c (cgraph_lower_function): Revert last change.
8272	* targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
8273	instead of DECL_NO_STATIC_CHAIN.
8274	* tree-cfg.c (verify_gimple_call): Likewise.
8275	* tree-nested.c (get_chain_decl, get_chain_field,
8276	convert_tramp_reference_op, convert_gimple_call): Likewise.
8277	(convert_all_function_calls): Likewise.  Always set or clear
8278	DECL_STATIC_CHAIN initially, for !n->outer clear it.
8279	(lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
8280	* c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
8281	if nested.
8282	* print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
8283	DECL_NO_STATIC_CHAIN.
8284	* config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
8285	instead of DECL_NO_STATIC_CHAIN.
8286	(ix86_function_regparm, find_drap_reg): Likewise.  Don't test
8287	decl_function_context.
8288	* varasm.c (initializer_constant_valid_p): Likewise.
8289	* tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
8290	(DECL_STATIC_CHAIN): ... this.
8291	* config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
8292	instead of DECL_NO_STATIC_CHAIN.
8293
82942009-09-23  Basile Starynkevitch  <basile@starynkevitch.net>
8295	    Rafael Avila de Espindola  <espindola@google.com>
8296
8297	* gengtype.c (nb_plugin_files): Make it unsigned to match
8298	num_gt_files. Adjust other variables to avoid warnings.
8299	(main): Allocate an all zero lang_bitmap before each plugin file name
8300	to match regular file names.
8301
83022009-09-23  Richard Henderson  <rth@redhat.com>
8303
8304	* doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
8305	(TARGET_STATIC_CHAIN): Mention that this hook must be used for
8306	static chain passed in memory.
8307	* system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
8308	* targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
8309	STATIC_CHAIN_INCOMING.  Issue a sorry if there's no
8310	STATIC_CHAIN_REGNUM defined.
8311
8312	* config/picochip/picochip-protos.h: s/class/klass/.
8313	* config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
8314	(picochip_static_chain): New.
8315	* config/picochip/picochip.h (STATIC_CHAIN): Remove.
8316	(STATIC_CHAIN_INCOMING): Remove.
8317
8318	* config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
8319	(xtensa_static_chain): New.
8320	* config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
8321	(STATIC_CHAIN_INCOMING): Remove.
8322
83232009-09-23  Anatoly Sokolov  <aesok@post.ru>
8324
8325	* config/pa/pa.h (FUNCTION_VALUE): Remove macro.
8326	* config/pa/pa-protos.h (function_value): Remove.
8327	* config/pa/pa.c (pa_function_value): Rename from function_value.
8328	Make static, add 'outgoing' argument.
8329	(TARGET_FUNCTION_VALUE): Define.
8330
83312009-09-23  Anatoly Sokolov  <aesok@post.ru>
8332
8333	* config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
8334	instead of cfun->machine->is_leaf.
8335	* config/avr/avr.h (machine_function): Remove is_leaf field.
8336
83372009-09-23  Jakub Jelinek  <jakub@redhat.com>
8338
8339	PR debug/41439
8340	* dwarf2out.c (address_of_int_loc_descriptor): Don't emit
8341	DW_OP_piece after DW_OP_stack_value, adjust size calculations
8342	for it, when DW_OP_stack_value and DW_OP_implicit_value has
8343	the same size, prefer DW_OP_stack_value.
8344	(loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
8345	loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
8346
83472009-09-23  Alexandre Oliva  <aoliva@redhat.com>
8348
8349	PR debug/41353
8350	* var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
8351
83522009-09-23  Alexandre Oliva  <aoliva@redhat.com>
8353
8354	PR debug/41248
8355	* cfgexpand.c (convert_debug_memory_address): New.
8356	(expand_debug_expr): Convert base address and offset to the same
8357	mode.  Use it to convert addresses to other modes.  Accept
8358	ptr_mode addresses.
8359
83602009-09-23  Dodji Seketeli <dodji@redhat.com>
8361
8362	PR debug/41065
8363	* function.h (types_used_by_vars_hash): Declare new hash table.
8364	(types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
8365	equality and hash function for the hash table.
8366	(types_used_by_cur_var_decl): Declare a new global chained list.
8367	(types_used_by_var_decl_insert): Declare new function.
8368	* function.c (types_used_by_vars_hash): Define the hashtable ...
8369	(types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
8370	its equality and hash functions.
8371	(hash_types_used_by_vars_entry): New hash helper.
8372	(types_used_by_cur_var_decl): Define the global chained list.
8373	(used_types_insert): Update the list of types used by the global
8374	variable being parsed.
8375	(types_used_by_var_decl_insert): Define new function.
8376	* c-common.h (record_types_used_by_current_var_decl): Declare ...
8377	* c-common.c (record_types_used_by_current_var_decl): ... new
8378	function.
8379	* c-decl.c (finish_decl): Record the types used by the global
8380	variable declaration we've just parsed.
8381	* dwarf2out.c (premark_used_types): Insert a new line between
8382	comment and function.
8383	(premark_used_types_helper): Fix comment.
8384	(premark_types_used_by_global_vars_helper,
8385	premark_types_used_by_global_vars): New functions.
8386	(prune_unused_types): Do not prune types used by global variables.
8387
83882009-09-23  Richard Guenther  <rguenther@suse.de>
8389
8390	* alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
8391	produced for bigendian targets with promoted subregs.
8392
83932009-09-23  Richard Guenther  <rguenther@suse.de>
8394
8395	* value-prof.c (gimple_ic): Purge old EH edges only after building
8396	the new ones.
8397
83982009-09-23  Nick Clifton  <nickc@redhat.com>
8399
8400	* config/arc/arc.c (arc_trampoline_init): Fix typo.
8401
84022009-09-23  Jakub Jelinek  <jakub@redhat.com>
8403
8404	PR bootstrap/41405
8405	* doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
8406
8407	PR bootstrap/41436
8408	* cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
8409	on non-nested functions.
8410
84112009-09-23  Jakub Jelinek  <jakub@redhat.com>
8412	    Jan Hubicka  <jh@suse.cz>
8413
8414	* dwarf2out.c (loc_list_plus_const): Only define if
8415	DWARF2_DEBUGGING_INFO.
8416	(address_of_int_loc_descriptor): Likewise.
8417
8418	PR debug/41411
8419	* dwarf2out.c (mem_loc_descriptor): Handle HIGH.
8420
84212009-09-23  Uros Bizjak  <ubizjak@gmail.com>
8422
8423	PR c/39779
8424	* c-typeck.c (build_binary_op) <short_shift>: Check that integer
8425	constant is more than zero.
8426
84272009-09-23  Alan Modra  <amodra@bigpond.net.au>
8428
8429	PR target/40473
8430	* config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
8431	call final to emit non-scheduled prologue, instead insert at entry.
8432
84332009-09-22  Loren J. Rittle  <ljrittle@acm.org>
8434	    Joseph S. Myers  <joseph@codesourcery.com>
8435
8436	* doc/install.texi (*-*-freebsd*): Add proper format codes.
8437
84382009-09-22  Basile Starynkevitch  <basile@starynkevitch.net>
8439	    Rafael Avila de Espindola  <espindola@google.com>
8440
8441	* gengtype.c (is_file_equal): New function.
8442	(close_output_files): Use is_file_equal. Free of->buf.
8443
84442009-09-22  Basile Starynkevitch  <basile@starynkevitch.net>
8445	    Rafael Avila de Espindola  <espindola@google.com>
8446
8447	* gengtype.c (write_types, write_local): Add the output_header
8448	argument. Update all callers.
8449
84502009-09-22  Dodji Seketeli  <dodji@redhat.com>
8451
8452	* dwarf2out.c (template_parameter_pack_die,
8453	gen_formal_parameter_pack_die ): New functions.
8454	(make_ith_pack_parameter_name): Remove this function.
8455	(dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
8456	DW_TAG_formal_parameter_pack.
8457	(gen_generic_params_dies): Represent each template parameter pack
8458	by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
8459	represented by usual DW_TAG_template_*_parameter DIEs that are
8460	children of the DW_TAG_template_parameter_pack element DIE.
8461	(generic_parameter_die): This doesn't deal with parameter pack
8462	names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
8463	of parameter pack DIEs.
8464	(gen_formal_parameter_die): Add a flag to not emit DW_AT_name
8465	in certain cases, e.g. for pack elements.
8466	(gen_formal_types_die, gen_decl_die): Adjust usage of
8467	gen_formal_parameter_die.
8468	(gen_subprogram_die): Represent each function parameter pack by a
8469	DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
8470	represented by usual DW_TAG_formal_parameter DIEs that are children
8471	of the DW_TAG_formal_parameter_pack DIE. Remove references to
8472	____builtin_va_alist decls as no part of the compiler uses those
8473	anymore.
8474	* langhooks.h (struct lang_hooks_for_decls): Add
8475	function_parm_expanded_from_pack_p, get_generic_function_decl
8476	and function_parameter_pack_p hooks.  Fix comment for
8477	get_innermost_generic_parms hook.
8478	* langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
8479	LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
8480	macros and use them to initialize lang_hook.
8481
84822009-09-22  Richard Henderson  <rth@redhat.com>
8483
8484	* system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
8485	(TRAMPOLINE_ADJUST_ADDRESS): Poison.
8486	* target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
8487	on TRAMPOLINE_TEMPLATE.
8488	(TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
8489	TRAMPOLINE_ADJUST_ADDRESS.
8490	* targhooks.c (default_asm_trampoline_template): Remove.
8491	(default_trampoline_adjust_address): Remove.
8492	(default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
8493	* targhooks.h: Update decls.
8494
84952009-09-22  Dave Korn  <dave.korn.cygwin@gmail.com>
8496
8497	* config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
8498	* config/i386/cygwin.h (LIBGCJ_SONAME): Define.
8499	* config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
8500
85012009-09-22  Alexandre Oliva  <aoliva@redhat.com>
8502
8503	PR debug/41295
8504	* reload1.c (reload): Reset debug insns with pseudos without
8505	equivalences.
8506
85072009-09-22  Janis Johnson  <janis187@us.ibm.com>
8508
8509	* config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
8510	unconditional true for decimal float modes.
8511	* config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
8512	* config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
8513
85142009-09-22  Loren J. Rittle  <ljrittle@acm.org>
8515
8516	* unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
8517	Enable a new case for __FreeBSD__ >= 7.
8518	* crtstuff.c:  Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
8519	* config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
8520	* config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
8521	and USE_LD_AS_NEEDED.
8522
8523	* doc/install.texi (*-*-freebsd*): Update target information.
8524
85252009-09-22  Richard Guenther  <rguenther@suse.de>
8526
8527	PR middle-end/41395
8528	* tree-dfa.c (get_ref_base_and_extent): Handle trailing
8529	arrays really properly.
8530
85312009-09-22  Richard Henderson  <rth@redhat.com>
8532
8533	PR target/41246
8534	* target.h (struct gcc_target): Add asm_out.trampoline_template,
8535	calls.static_chain, calls.trampoline_init,
8536	calls.trampoline_adjust_address.
8537	* target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8538	(TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
8539	(TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
8540	* builtins.c (expand_builtin_setjmp_receiver): Use
8541	targetm.calls.static_chain; only clobber registers.
8542	(expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
8543	set up memory attributes properly for the trampoline block.
8544	(expand_builtin_adjust_trampoline): Use
8545	targetm.calls.trampoline_adjust_address.
8546	* calls.c (prepare_call_address): Add fndecl argument.  Use
8547	targetm.calls.static_chain.
8548	* df-scan.c (df_need_static_chain_reg): Remove.
8549	(df_get_entry_block_def_set): Use targetm.calls.static_chain;
8550	consolodate static chain handling.
8551	* doc/tm.texi: Document new hooks.
8552	* emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
8553	(init_emit_regs): Don't initialize them.
8554	* expr.h (prepare_call_address): Update decl.
8555	* final.c (profile_function): Use targetm.calls.static_chain.
8556	* function.c (expand_function_start): Likewise.
8557	* rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
8558	* stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
8559	only clobber registers.
8560	* targhooks.c (default_static_chain): New.
8561	(default_asm_trampoline_template, default_trampoline_init): New.
8562	(default_trampoline_adjust_address): New.
8563	* targhooks.h: Declare them.
8564	* varasm.c (assemble_trampoline_template): Use
8565	targetm.asm_out.trampoline_template.  Make the memory block const
8566	and set its size.
8567
8568	* config/alpha/alpha.c (alpha_trampoline_init): Rename from
8569	alpha_initialize_trampoline.  Make static.  Merge VMS parameter
8570	differences into the TARGET_ABI_OPEN_VMS code block.
8571	(TARGET_TRAMPOLINE_INIT): New.
8572	* config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
8573	(TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
8574	* config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
8575	(INITIALIZE_TRAMPOLINE): Remove.
8576
8577	* config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
8578	(TRAMPOLINE_TEMPLATE): Merge with ...
8579	(INITIALIZE_TRAMPOLINE): ... this and move ...
8580	* config/arc/arc.c (arc_trampoline_init): ... here.
8581	(TARGET_TRAMPOLINE_INIT): New.
8582
8583	* config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8584	(TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
8585	(arm_asm_trampoline_template): New.
8586	(arm_trampoline_init, arm_trampoline_adjust_address): New.
8587	* config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
8588	THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
8589	code to arm_asm_trampoline_template.
8590	(TRAMPOLINE_ADJUST_ADDRESS): Move code to
8591	arm_trampoline_adjust_address.
8592	(INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
8593	adjust for target hook parameters.
8594
8595	* config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
8596	Remove.
8597
8598	* config/bfin/bfin-protos.h (initialize_trampoline): Remove.
8599	* config/bfin/bfin.c (bfin_asm_trampoline_template): New.
8600	(bfin_trampoline_init): Rename from initialize_trampoline;
8601	make static; update for target hook parameters.
8602	(TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
8603	* config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
8604	bfin_asm_trampoline_template.
8605	(INITIALIZE_TRAMPOLINE): Remove.
8606
8607	* config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8608	TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
8609	cris_trampoline_init): New.
8610	* config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
8611	cris_asm_trampoline_template.
8612	(INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
8613	adjust for target hook parameters.
8614
8615	* config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
8616
8617	* config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8618	TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
8619	fr30_trampoline_init): New.
8620	* config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
8621	fr30_asm_trampoline_template.
8622	(INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
8623	adjust for target hook parameters.
8624
8625	* config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
8626	(frv_trampoline_init): Rename from frv_initialize_trampoline;
8627	make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
8628	* config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
8629	* config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
8630
8631	* config/h8300/h8300.c (h8300_trampoline_init): New.
8632	(TARGET_TRAMPOLINE_INIT): New.
8633	* config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
8634	to h8300_trampoline_init and adjust for hook parameters.
8635
8636	* config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
8637	* config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
8638	(ia64_trampoline_init): Rename from ia64_initialize_trampoline;
8639	make static; adjust for hook parameters.
8640	* config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
8641
8642	* config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8643	(TARGET_TRAMPOLINE_INIT): New.
8644	(iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
8645	* config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
8646	iq2000_asm_trampoline_template.
8647	(INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
8648	(TRAMPOLINE_CODE_SIZE): New.
8649	(TRAMPOLINE_SIZE): Use it.
8650	(TRAMPOLINE_ALIGNMENT): Follow Pmode.
8651
8652	* config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
8653	* config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
8654	(m32c_trampoline_init): Rename from m32c_initialize_trampoline;
8655	adjust for hook parameters.
8656	* config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
8657
8658	* config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
8659	(m32r_trampoline_init): New.
8660	* config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
8661	m32r_trampoline_init.
8662
8663	* config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
8664	(m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
8665	make static; update for hook parameters.
8666	* config/m68hc11/m68hc11-protos.h: Update.
8667	* config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
8668
8669	* config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8670	(TARGET_TRAMPOLINE_INIT): New.
8671	(mcore_function_value): Fix typo.
8672	(mcore_asm_trampoline_template, mcore_trampoline_init): New.
8673	* config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
8674	to mcore_asm_trampoline_template.
8675	(INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
8676
8677	* config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
8678	* config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
8679	(mep_trampoline_init): Rename from mep_init_trampoline; make static;
8680	update for hook parameters.
8681	* config/mep/mep-protos.h (mep_init_trampoline): Remove.
8682
8683	* config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8684	mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
8685	mips_trampoline_init): New.
8686	* config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
8687	mips_asm_trampoline_template.
8688	(INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
8689	update for hook parameters.
8690
8691	* gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8692	(TARGET_TRAMPOLINE_INIT): New.
8693	(mmix_trampoline_size): Remove.
8694	(mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
8695	make static.  Remove out-of-date tetra vs octa comment.
8696	(mmix_trampoline_init): Rename from mmix_initialize_trampoline;
8697	make static; update for hook parameters.
8698	* config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
8699	(INITIALIZE_TRAMPOLINE): Remove.
8700	(TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
8701	(TRAMPOLINE_ALIGNMENT): New.
8702	* gcc/config/mmix/mmix-protos.h: Update.
8703
8704	* config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8705	mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
8706	mn10300_trampoline_init): New.
8707	* config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
8708	mn10300_asm_trampoline_template.
8709	(INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
8710
8711	* config/moxie/moxie.c (moxie_static_chain,
8712	moxie_asm_trampoline_template, moxie_trampoline_init,
8713	TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
8714	TARGET_TRAMPOLINE_INIT): New.
8715	* config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
8716	moxie_trampoline_init.
8717	(TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
8718	(STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
8719
8720	* gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8721	pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
8722	pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
8723	pa_trampoline_adjust_address): New.
8724	* config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
8725	pa_asm_trampoline_template.
8726	(TRAMPOLINE_ALIGNMENT): New.
8727	(TRAMPOLINE_CODE_SIZE): Move to pa.c.
8728	(INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
8729	adjust for hook parameters.
8730	(TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
8731
8732	* config/pdp11/pdp11.c (pdp11_trampoline_init): New.
8733	(TARGET_TRAMPOLINE_INIT): New.
8734	* config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
8735	(INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
8736
8737	* config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
8738
8739	* config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
8740	* config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
8741	(rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
8742	make static; adjust parameters for the hook.
8743	* config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
8744
8745	* config/s390/s390.c (s390_asm_trampoline_template): Rename from
8746	s390_trampoline_template; make static.
8747	(s390_trampoline_init): Rename from s390_initialize_trampoline;
8748	make static; adjust for target hook.
8749	(TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
8750	* config/s390/s390-protos.h: Remove trampoline decls.
8751	* config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
8752	(TRAMPOLINE_TEMPLATE): Remove.
8753	(TRAMPOLINE_ALIGNMENT): New.
8754
8755	* config/score/score-protos.h (score_initialize_trampoline): Remove.
8756	* config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8757	(TARGET_TRAMPOLINE_INIT): New.
8758	(score_asm_trampoline_template): New.
8759	(score_trampoline_init): Rename from score_initialize_trampoline;
8760	make static; adjust for hook parameters.
8761	* config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
8762	score[37]_asm_trampoline_template.
8763	(INITIALIZE_TRAMPOLINE): Remove.
8764	* config/score/score3.c (score3_asm_trampoline_template): New.
8765	(score3_trampoline_init): Rename from score3_initialize_trampoline;
8766	adjust for target hook.
8767	* config/score/score7.c (score7_asm_trampoline_template): New.
8768	(score7_trampoline_init): Rename from score7_initialize_trampoline;
8769	adjust for target hook.
8770	* config/score/score3.h, config/score/score7.h: Update.
8771
8772	* config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
8773	* config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
8774	(TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
8775	(sh_trampoline_init): Rename from sh_initialize_trampoline;
8776	make static; adjust for target hook parameters.
8777	(sh_trampoline_adjust_address): New.
8778	* config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
8779	(TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
8780
8781	* config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
8782	(sparc32_initialize_trampoline): Rename from
8783	sparc_initialize_trampoline; make static; replace tramp parameter
8784	with m_tramp and update memory accesses.
8785	(sparc64_initialize_trampoline): Similarly.
8786	(sparc_trampoline_init): New.
8787	* config/sparc/sparc-protos.h: Remove trampoline decls.
8788	* config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
8789	* config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
8790
8791	* config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
8792	(array_to_constant): Make ARR parameter const.
8793	(spu_trampoline_init): Rename from spu_initialize_trampoline;
8794	make static; update for hook parameters.
8795	* config/spu/spu-protos.h: Update decls.
8796	* config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
8797
8798	* config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
8799	from xstormy16_initialize_trampoline; make static; update for
8800	hook parameters.
8801	(TARGET_TRAMPOLINE_INIT): New.
8802	* config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
8803
8804	* config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8805	(TARGET_TRAMPOLINE_INIT): New.
8806	(v850_can_eliminate): Make static.
8807	(v850_asm_trampoline_template, v850_trampoline_init): New.
8808	* config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
8809	v850_asm_trampoline_template.
8810	(INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
8811	and adjust for target hook parameters.
8812
8813	* config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8814	(TARGET_TRAMPOLINE_INIT): New.
8815	(vax_asm_trampoline_template, vax_trampoline_init): New.
8816	* config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
8817	vax_asm_trampoline_template.
8818	(INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
8819
8820	* config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8821	(TARGET_TRAMPOLINE_INIT): New.
8822	(xtensa_asm_trampoline_template): Rename from
8823	xtensa_trampoline_template; make static.
8824	(xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
8825	make static; update for hook parameters.
8826	* config/xtensa/xtensa-protos.h: Remove trampoline decls.
8827	* config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
8828	(INITIALIZE_TRAMPOLINE): Remove.
8829
8830	* config/i386/i386.c (ix86_function_regparm): Do not issue an
8831	error for nested functions with regparm=3.
8832	(ix86_compute_frame_layout): Adjust frame pointer offset for
8833	ix86_static_chain_on_stack.
8834	(ix86_expand_prologue): Handle ix86_static_chain_on_stack.
8835	(ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
8836	don't reset to UNITS_PER_WORD.
8837	(ix86_emit_leave): Adjust ix86_cfa_state.
8838	(ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
8839	(ix86_static_chain): New.
8840	(ix86_trampoline_init): Rename from x86_initialize_trampoline;
8841	make static; update for target hook parameters; use ix86_static_chain.
8842	(TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
8843	* config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
8844	(INITIALIZE_TRAMPOLINE): Remove.
8845	(TRAMPOLINE_SIZE): Use 24 for 64-bit.
8846	(struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
8847	to the end.  Add static_chain_on_stack.
8848	(ix86_static_chain_on_stack): New.
8849
8850	* config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
8851	(m68k_output_mi_thunk): Don't use static_chain_rtx.
8852	(m68k_trampoline_init): New.
8853	* config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
8854	m68k_trampoline_init and adjust for hook parameters.
8855	* config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
8856	(TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
8857
88582009-09-22  Jakub Jelinek  <jakub@redhat.com>
8859
8860	* config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
8861	for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
8862
8863	* reload1.c (reload): Call wrap_constant when substituting
8864	reg for equiv inside of DEBUG_INSNs.
8865
8866	PR bootstrap/41405
8867	* dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
8868	add_call_src_coords_attributes, add_high_low_attributes,
8869	gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
8870	gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
8871	dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
8872	when -gdwarf-2 -gstrict-dwarf.
8873	(loc_list_from_tree): Likewise.  Avoid using DWARF4 additions when
8874	-gdwarf-[23] -gstrict-dwarf.
8875	(address_of_int_loc_descriptor, loc_descriptor,
8876	loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
8877	DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
8878	* common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
8879
88802009-09-22  Richard Guenther  <rguenther@suse.de>
8881
8882	PR tree-optimization/41428
8883	* tree-ssa-ccp.c (ccp_fold_stmt): New function.
8884	(ccp_finalize): Pass it to substitute_and_fold.
8885
88862009-09-22  Richard Guenther  <rguenther@suse.de>
8887
8888	* tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
8889	(substitute_and_fold): Adjust prototype.
8890	* tree-vrp.c (vrp_evaluate_conditional): Make static.
8891	(simplify_stmt_using_ranges): Likewise.
8892	(fold_predicate_in): Move here from tree-ssa-propagate.c.
8893	(vrp_fold_stmt): New function.
8894	(vrp_finalize): Pass it to substitute_and_fold.
8895	* tree-flow.h (vrp_evaluate_conditional): Remove.
8896	(simplify_stmt_using_ranges): Likewise.
8897	* tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
8898	* tree-ssa-copy.c (fini_copy_prop): Likewise.
8899	* tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
8900	member.
8901	(fold_predicate_in): Move to tree-vrp.c.
8902	(substitute_and_fold): Use the callback instead of calling into
8903	tree-vrp.c functions directly.
8904
89052009-09-22  Jakub Jelinek  <jakub@redhat.com>
8906
8907	* dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
8908	comparison warning on rs6000.
8909
8910	PR middle-end/41429
8911	* tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
8912	GIMPLE_EH_MUST_NOT_THROW cleanup.
8913	(verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8914
89152009-09-22  Jack Howarth  <howarth@bromo.med.uc.edu>
8916
8917	PR middle-end/41260
8918	* gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
8919	* gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
8920	LIB_SPEC for darwin10 and later since it always uses the unwinder in
8921	libSystem which is derived from the gcc 4.2.1 unwinder.
8922
89232009-09-22  Dave Korn  <dave.korn.cygwin@gmail.com>
8924
8925	PR middle-end/41357
8926	* varasm.c (default_encode_section_info): Copy TLS model into
8927	sym_ref flags regardless of backend support for TLS, for all
8928	model types except TLS_MODEL_EMULATED.
8929
89302009-09-22  Dave Korn  <dave.korn.cygwin@gmail.com>
8931
8932	PR bootstrap/41404
8933	* dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
8934	we can handle it correctly.
8935
89362009-09-21  Gerald Pfeifer  <gerald@pfeifer.com>
8937
8938	* doc/install.texi (os2): Remove section.
8939
89402009-09-21  Gerald Pfeifer  <gerald@pfeifer.com>
8941
8942	* doc/standards.texi (Objective-C): Adjust two URLs.
8943
89442009-09-21  Giuseppe Scrivano <gscrivano@gnu.org>
8945
8946	* tree-tailcall.c (process_assignment): Don't check if a
8947	multiplication or an addition are already present.
8948	(find_tail_calls): Combine multiple additions and multiplications.
8949	(adjust_accumulator_values): Emit accumulators.
8950
89512009-09-21  Kai Tietz  <kai.tietz@onevision.com>
8952
8953	* config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
8954	xmm register restore.
8955
89562009-09-21  Jan Hubicka  <jh@suse.cz>
8957
8958	* dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
8959	(dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
8960	restore at the end.
8961
89622009-09-21  Eric Botcazou  <ebotcazou@adacore.com>
8963
8964	* stor-layout.c (layout_type): Remove obsolete code.
8965
89662009-09-20  H.J. Lu  <hongjiu.lu@intel.com>
8967
8968	PR middle-end/41395
8969	* opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
8970
89712009-09-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8972
8973	PR middle-end/30789
8974	* builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
8975	(do_mpc_ckconv): Accept FORCE_CONVERT parameter.
8976	(fold_builtin_2, do_mpc_arg1): Update accordingly.
8977	* fold-const.c (const_binop): Likewise.
8978	* real.h (do_mpc_arg2): Update prototype.
8979
89802009-09-20  Jan Hubicka  <jh@suse.cz>
8981
8982	* dwarf2out.c (add_const_value_attribute): Return true if successful.
8983	(add_location_or_const_value_attribute): Rewrite using
8984	loc_list_from_tree.
8985	(tree_add_const_value_attribute): Return true if successful.
8986	(tree_add_const_value_attribute_for_decl): Likewise.
8987
8988	* dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
8989	(loc_descriptor): ... here;
8990	(loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8991	(cst_pool_loc_descr): Break out from ...; do not reffer constant
8992	pool items that was not marked for output.
8993	(loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
8994	(loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8995	(loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8996	handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
8997	IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
8998	CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
8999	DW_OP_stack_value to get address of items that are not available
9000	as addresses.
9001	(dw_loc_list): Handle single element lists correctly.
9002
90032009-09-20  Kai Tietz  <kai.tietz@onevision.com>
9004	    Pascal Obry  <obry@adacore.com>
9005
9006	* unwind-dw2-fde.c (classify_object_over_fdes):
9007	Cast the constant 1 to _Unwind_Ptr.
9008	(add_fdes): Likewise.
9009	(linear_search_fdes): Likewise.
9010
90112009-09-20  Eric Botcazou  <ebotcazou@adacore.com>
9012
9013	* stor-layout.c (set_sizetype): Avoid useless type copy.
9014
90152009-09-20  Richard Sandiford  <rdsandiford@googlemail.com>
9016
9017	* configure.ac (gcc_cv_ld_mips_personality_relaxation): New
9018	feature check.
9019	(HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
9020	* configure, config.in: Regenerate.
9021	* dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
9022	DW_EH_PE_absptr.
9023	* config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
9024	(ASM_PREFERRED_EH_DATA_FORMAT): Define.  Use MIPS_EH_INDIRECT
9025	for global data if the output could be used in a shared library.
9026	* config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
9027	to 0 if TARGET_WRITABLE_EH_FRAME.
9028
90292009-09-20  Paolo Bonzini <bonzini@gnu.org>
9030
9031	PR rtl-optimization/39886
9032	* combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
9033	just when insn is equal to BB_END (bb).
9034
90352009-09-19  Adam Nemet  <anemet@caviumnetworks.com>
9036
9037	* config/mips/mips.opt (mrelax-pic-calls): New option.
9038	* config/mips/mips.c (mips_strip_unspec_address): Move it up in
9039	the file.
9040	(mips_unspec_call): Change "unspec_call" expander into this.
9041	(mips_strip_unspec_call): New function.
9042	(mips_got_load): Call mips_unspec_call instead of
9043	gen_unspec_call<mode>.
9044	(mips16_build_call_stub): Fix comment for fp_code.  Adjust call to
9045	MIPS_CALL.
9046	(mips_cfg_in_reorg): New function.
9047	(mips16_lay_out_constants): Use it to decide whether to call
9048	CFG-aware insn splitting.
9049	(r10k_insert_cache_barriers): Move CFG set-up code from here to
9050	mips_reorg.  Move DF set-up code from here ...
9051	(mips_df_reorg): ... to here.  Call r10k_insert_cache_barriers
9052	from here.
9053	(mips_reorg): Call mips_df_reorg instead of
9054	r10k_insert_cache_barriers.  Move CFG set-up code here from
9055	r10k_insert_cache_barriers.
9056	(mips_call_expr_from_insn): New function.
9057	(mips_pic_call_symbol_from_set): Likewise.
9058	(mips_find_pic_call_symbol): Likewise.
9059	(mips_annotate_pic_call_expr): Likewise.
9060	(mips_get_pic_call_symbol): Likewise.
9061	(mips_annotate_pic_calls): Likewise.
9062	(mips_override_options): Disable -mrelax-pic-calls unless PIC
9063	calls are used.
9064	(mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
9065	* config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
9066	* config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
9067	directive.
9068	* config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
9069	(unspec_call<mode>): Remove it.
9070	(sibcall_internal, sibcall_value_internal,
9071	sibcall_value_multiple_internal, call_internal, call_split,
9072	call_value_internal, call_value_split,
9073	call_value_multiple_internal, call_value_multiple_split): Pass
9074	SIZE_OPNO to MIPS_CALL.
9075	(call_internal_direct, call_direct_split,
9076	call_value_internal_direct, call_value_direct_split): Pass -1 as
9077	SIZE_OPNO to MIPS_CALL.
9078	* configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
9079	* configure: Regenerate.
9080	* doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
9081	and -mno-relax-pic-calls.
9082	(MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
9083
90842009-09-19  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
9085
9086	PR bootstrap/35619
9087	* Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
9088	in the directory this rule is called from, rather than the
9089	toplevel 'gcc' directory, to fix in-tree build.
9090
90912009-09-19  Chris Demetriou  <cgd@google.com>
9092
9093	PR preprocessor/28435:
9094	* c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
9095	to cpplib that the preprocessor output is needed.
9096
90972009-09-19  Jakub Jelinek  <jakub@redhat.com>
9098
9099	* config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
9100	*restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
9101	*return_and_restore_fpregs_<mode>,
9102	*return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
9103
9104	PR bootstrap/41397
9105	* dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
9106	instead of assuming it has always a REG inside of it.
9107
91082009-09-18  Gerald Pfeifer  <gerald@pfeifer.com>
9109
9110	* config/freebsd.h: Update comment on types.
9111	(WINT_TYPE): Define.
9112
91132009-09-18  Jason Merrill  <jason@redhat.com>
9114
9115	* c.opt: Add -fno-deduce-init-list.
9116
91172009-09-18  Neil Vachharajani  <nvachhar@google.com>
9118
9119	* value-prof.c (interesting_stringop_to_profile_p): Added output
9120	argument to indicate which parameter is the size parameter.
9121	* value-prof.c (gimple_stringop_fixed_value): Use
9122	INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
9123	* value-prof.c (gimple_stringops_transform): Update call sites to
9124	INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
9125
91262009-09-18  Uros Bizjak  <ubizjak@gmail.com>
9127
9128	PR target/38288
9129	From David Binderman <dcb314@hotmail.com>:
9130	* gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
9131	local variable f.  Remove stale comments.
9132	(ix86_compute_frame_layout): Remove useless local variable total_size.
9133	Remove #if 0'd code.
9134	(legitimate_address_p): Remove useless local variables
9135	reason_rtx and reason.
9136	(ix86_split_copysign_const): Remove useless local variable op1.
9137	(scale_counter): Remove useless local variable piece_size_mask.
9138
91392009-09-18  Jakub Jelinek  <jakub@redhat.com>
9140
9141	* stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
9142	output decl.
9143
91442009-09-17  Michael Haubenwallner  <michael.haubenwallner@salomon.at>
9145
9146	PR target/40913
9147	* config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
9148
91492009-09-17  Jakub Jelinek  <jakub@redhat.com>
9150
9151	* c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
9152	TYPE_STUB_DECL.
9153
91542009-09-17  Alexandre Oliva  <aoliva@redhat.com>
9155
9156	* dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
9157	DW_OP_implicit_value even without dwarf_version 4.
9158
91592009-09-17  Jan Hubicka  <jh@suse.cz>
9160
9161	* dwarf2out.c: Include tree-pass.h and gimple.h.
9162	(loc_list_plus_const): New function.
9163	(loc_descriptor_from_tree_1): Rename to ...
9164	(loc_descriptor_from_tree): ... remove original.
9165	(loc_list_from_tree): New function.
9166	(add_AT_location_description): Accept location list.
9167	(tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
9168	(concatn_mem_loc_descriptor): Remove.
9169	(mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
9170	returning NULL.
9171	(secname_for_decl): Move up.
9172	(hidden_reference_p): New function; break out from ...
9173	(loc_by_refernece): ... here; move up.
9174	(dw_loc_list): New function.
9175	(single_element_loc_list): New function.
9176	(single_element_loc_list_p): New function.
9177	(add_loc_descr_to_each): New function.
9178	(add_loc_list): New function.
9179	(loc_descr_from_tree): Make wraper of loc_list_from_tree.
9180	(loc_list_from_tree): Reroganized from loc_descr_from_tree;
9181	add diagnostics why expansion failed.
9182	(add_location_or_const_value_attribute): Support location lists.
9183	(add_bound_info): Likewise.
9184	(descr_info_loc): Update call of loc_descriptor_from_tree.
9185	(gen_variable_die): Work on location lists.
9186	* final.c (pass_final): Add dump file.
9187	* Makefile.in (dwarf2out.o): Add new dependencies.
9188
91892009-09-17  Janis Johnson  <janis187@us.ibm.com>
9190
9191	PR c/41049
9192	* real.c decimal_from_integer, decimal_integer_string): New.
9193	(real_from_integer): Use them as special case for decimal float.
9194	* config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
9195	(_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
9196	Do not append zero after the decimal point in string to convert.
9197
91982009-09-17  Alexander Monakov  <amonakov@ispras.ru>
9199
9200	* graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
9201	for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
9202
92032009-09-17  Martin Jambor  <mjambor@suse.cz>
9204
9205	* common.opt (fipa-sra): New switch.
9206	* opts.c (decode_options): Turn flag_ipa_sra on for opt2.
9207	* timevar.def (TV_IPA_SRA): New timevar.
9208	* params.def (ipa-sra-ptr-growth-factor): New parameter.
9209	* doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
9210	* tree-sra.c: Include cgraph.c.
9211	(enum sra_mode): Added SRA_MODE_EARLY_IPA.
9212	(struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
9213	and grp_not_necessarilly_dereferenced.
9214	(func_param_count): New variable.
9215	(encountered_apply_args): New variable.
9216	(bb_dereferences): New variable.
9217	(final_bbs): New variable.
9218	(no_accesses_representant): New variable.
9219	(no_accesses_p): New function.
9220	(dump_access): Dump the new fields.
9221	(sra_initialize): Set encountered_apply_args to false.
9222	(get_ssa_base_param): New function.
9223	(mark_parm_dereference): New function.
9224	(create_access): Caring for INIDRECT_REFs and different handling of
9225	varialble length accesses in early IPA SRA.  Store the stmt - a new
9226	parameter - to the new access.
9227	(build_access_from_expr_1): New parameter stmt, passed to
9228	create_access.  Handle INDIRECT_REFs.
9229	(build_access_from_expr): Pass the current statement to
9230	build_access_from_expr_1.
9231	(disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
9232	passes.
9233	(build_accesses_from_assign): Pass the current statement to
9234	build_access_from_expr_1.  Do not create assign links in IPA-SRA.
9235	(scan_function): Call handle_ssa_defs on phi nodes.  Set bits in
9236	final_bbs when necessary.  Check for calls to __builtin_apply_args.
9237	Fixup EH info if anythng was changed.
9238	(is_unused_scalar_param): New function.
9239	(ptr_parm_has_direct_uses): New function.
9240	(find_param_candidates): New function.
9241	(mark_maybe_modified): New function.
9242	(analyze_modified_params): New function.
9243	(propagate_dereference_distances): New function.
9244	(dump_dereferences_table): New function.
9245	(analyze_caller_dereference_legality): New function.
9246	(unmodified_by_ref_scalar_representative): New function.
9247	(splice_param_accesses): New function.
9248	(decide_one_param_reduction): New function.
9249	(enum ipa_splicing_result): New type.
9250	(splice_all_param_accesses): New function.
9251	(get_param_index): New function.
9252	(turn_representatives_into_adjustments): New function.
9253	(analyze_all_param_acesses): New function.
9254	(get_replaced_param_substitute): New function.
9255	(get_adjustment_for_base): New function.
9256	(replace_removed_params_ssa_names): New function.
9257	(sra_ipa_reset_debug_stmts): New function.
9258	(sra_ipa_modify_expr): New function.
9259	(sra_ipa_modify_assign): New function.
9260	(convert_callers): New function.
9261	(modify_function): New function.
9262	(ipa_sra_preliminary_function_checks): New function.
9263	(ipa_early_sra): New function.
9264	(ipa_early_sra_gate): New function.
9265	(pass_early_ipa_sra): New variable.
9266	* Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
9267
92682009-09-17  Michael Matz  <matz@suse.de>
9269
9270	PR middle-end/41347
9271	* tree.c (build_type_attribute_qual_variant): Export.
9272	* tree.h (build_type_attribute_qual_variant): Declare.
9273	* tree-inline.c (remap_type_1): Use it to build variants with
9274	the original qualifiers and attributes.
9275
92762009-09-17  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9277
9278	* cfglayout.c (fixup_reorder_chain): Accept conditional jumps
9279	without a fallthrough edge.
9280
92812009-09-16  DJ Delorie  <dj@redhat.com>
9282
9283	* config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
9284	chip and ignore the "fast_interrupt" attribute if so.
9285
92862009-09-16  Richard Henderson  <rth@redhat.com>
9287
9288	PR middle-end/41360
9289	* cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
9290	barrier fix.
9291
92922009-09-16  Richard Henderson  <rth@redhat.com>
9293
9294	PR target/41246
9295	* tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
9296	is set only if DECL_NO_STATIC_CHAIN is unset.
9297	* tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
9298	(FOR_EACH_NEST_INFO): New.
9299	(walk_all_functions): Use it.
9300	(finalize_nesting_tree): Likewise.
9301	(unnest_nesting_tree): Likewise.
9302	(free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
9303	(get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
9304	(convert_gimple_call): Early out if gimple_call_chain already set.
9305	(convert_all_function_calls): Iterate until no new functions
9306	require a static chain.
9307	(finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
9308	when building a trampoline.  Use dump_function_to_file instead
9309	of dump_function.
9310	(lower_nested_functions): Open dump_file.  Validate that decls
9311	that have DECL_NO_STATIC_CHAIN from the front end don't have that
9312	bit reset by this pass.
9313
93142009-09-16  Michael Matz  <matz@suse.de>
9315
9316	PR fortran/41212
9317	* tree.h (struct tree_decl_common): Add decl_restricted_flag,
9318	shorten decl_common_unused.
9319	(DECL_RESTRICTED_P): New accessor.
9320	* tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
9321	to disambiguate marked decls and restrict pointers.
9322
93232009-09-16  Richard Henderson  <rth@redhat.com>
9324
9325	PR middle-end/41360
9326	* cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
9327
93282009-09-16  Jakub Jelinek  <jakub@redhat.com>
9329
9330	* integrate.c (set_block_abstract_flags): Call
9331	set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
9332
93332009-09-16  Richard Guenther  <rguenther@suse.de>
9334
9335	PR middle-end/34011
9336	* tree-flow-inline.h (may_be_aliased): Compute readonly variables
9337	as non-aliased.
9338
93392009-09-16  DJ Delorie  <dj@redhat.com>
9340	    Kaz Kojima  <kkojima@gcc.gnu.org>
9341
9342	* config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
9343	(sh_expand_prologue): Update calls to output_stack_adjust.
9344	(sh_expand_epilogue): Likewise.
9345
93462009-09-15  Adam Nemet  <anemet@caviumnetworks.com>
9347
9348	PR bootstrap/41349
9349	* reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
9350	trying to limit the extent of searches in the insn stream.
9351
93522009-09-15  Nathan Froyd  <froydnj@codesourcery.com>
9353	    Jakub Jelinek  <jakub@redhat.com>
9354
9355	PR target/41175
9356	PR target/40677
9357	* config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
9358	problem.
9359	(SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
9360	SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
9361	(rs6000_savres_strategy): Always save FP registers inline if the
9362	target doesn't support hardware double-precision.  Set the above
9363	bits in return value when needed.
9364	(rs6000_savres_routine_sym): Fix computation for cache selector.
9365	Mark the generated symbol as a function.  Rename exitp argument to
9366	lr.  Move code for determining the name of the symbol...
9367	(rs6000_savres_routine_name): ...here.  New function.  Add cases for
9368	getting the names right on AIX and 64-bit Linux.
9369	(savres_routine_name): New variable.
9370	(rs6000_make_savres_rtx): Rename exitp argument to lr.  Don't assert
9371	lr isn't set when savep.  Use r12 resp. r1 instead of r11 depending
9372	on what the target routine uses as a base register.  If savep && lr
9373	describe saving of r0 into memory slot.
9374	(rs6000_emit_prologue): Correct use of call_used_regs.  Fix out of
9375	line calls for AIX ABI.
9376	(rs6000_output_function_prologue): Use rs6000_savres_routine_name to
9377	determine FP save/restore functions.
9378	(rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
9379	frame_reg_rtx != sp_reg_rtx.  Use gen_add3_insn instead of
9380	gen_addsi3.
9381	(rs6000_emit_epilogue): Adjust computation of restore_lr.
9382	Duplicate restoration of LR and execute the appropriate one
9383	depending on whether GPRs are being restored inline.  Set r11 from
9384	offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
9385	r11, adjust sp_offset.  Use gen_add3_insn instead of gen_addsi3.
9386	Fix out of line calls for AIX ABI.
9387	* config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
9388	New insn.
9389	* config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
9390	register 11.
9391	(*restore_gpregs_spe): Likewise.
9392	(*return_and_restore_gpregs_spe): Likewise.
9393	* config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
9394	Define to empty string unconditionally.
9395	* config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
9396	Define to empty string unconditionally.
9397	(GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
9398	!TARGET_64BIT.
9399
94002009-09-15  Jan Hubicka  <jh@suse.cz>
9401
9402	* doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
9403	* params.def (inline-insns-auto): Likewise.
9404
94052009-09-15  Martin Jambor  <mjambor@suse.cz>
9406
9407	* ipa-inline.c (estimate_function_body_sizes): Dump info about
9408	individual statements only at TDF_DETAILS dump level.  Format
9409	source for 80 characters per line.
9410
94112009-09-15  Christian Bruel  <christian.bruel@st.com>
9412
9413	* regrename.c (do_replace): Update REG_DEAD notes.
9414
94152009-09-15  Revital Eres  <eres@il.ibm.com>
9416
9417	* doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
9418	* targhooks.c (default_builtin_support_vector_misalignment):
9419	New builtin function.
9420	* targhooks.h (default_builtin_support_vector_misalignment):
9421	Declare.
9422	* target.h (builtin_support_vector_misalignment):
9423	New field in struct gcc_target.
9424	* tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
9425	new builtin function.
9426	* target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
9427	Define.
9428	* config/rs6000/rs6000.c
9429	(rs6000_builtin_support_vector_misalignment): New function.
9430	(TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
9431
94322009-09-15  Jie Zhang  <jie.zhang@analog.com>
9433
9434	* config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
9435	instead of INSN_P.
9436	(bfin_optimize_loop): Likewise.
9437	(bfin_gen_bundles): Likewise.
9438	(workaround_speculation): Likewise.
9439	(find_load): Return NULL_RTX for debug_insn.
9440
94412009-09-15  Uros Bizjak  <ubizjak@gmail.com>
9442
9443	* config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
9444	(sminsf3): Ditto.
9445
94462009-09-14  DJ Delorie  <dj@redhat.com>
9447
9448	* config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
9449	* config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
9450	VLIW mode.
9451
94522009-09-14  Richard Henderson  <rth@redhat.com>
9453	    Jakub Jelinek  <jakub@redhat.com>
9454
9455	* builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
9456	* cfgbuild.c (make_edges): Handle asm goto.
9457	* cfglayout.c (fixup_reorder_chain): Likewise.
9458	* cfgrtl.c (patch_jump_insn): Likewise.
9459	* gimple-pretty-print.c (dump_gimple_asm): Likewise.
9460	* gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
9461	(gimple_build_asm_vec): Add and use labels parameter.
9462	(gimple_build_asm): Remove.
9463	(walk_gimple_asm): Walk labels too.
9464	* gimple.def (GIMPLE_ASM): Update docs.
9465	* gimple.h: Update decls.
9466	(struct gimple_statement_asm): Change nc to use unsigned char;
9467	add nl member.
9468	(gimple_asm_nlabels): New.
9469	(gimple_asm_label_op, gimple_asm_set_label_op): New.
9470	* gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
9471	into gimple_build_asm_vec.
9472	* jump.c (mark_jump_label_asm): New.
9473	(mark_jump_label): Use it.
9474	(redirect_jump_1): Handle asm goto.
9475	(invert_jump_1): Soft fail if X is null.
9476	* recog.c (extract_asm_operands): New.
9477	(asm_noperands): Use it; handle asm labels.
9478	(decode_asm_operands): Use extract_asm_operands.
9479	(asm_operand_ok): Properly handle empty string.
9480	* reg-stack.c (get_asm_operands_in_out): Rename from
9481	get_asm_operand_n_inputs; use extract_asm_operands; return both
9482	inputs and outputs by reference; update all callers.
9483	* rtl.def (ASM_OPERANDS): Add label vector as operand 6.
9484	* rtl.h (ASM_OPERANDS_LABEL_VEC): New.
9485	(ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
9486	(ASM_OPERANDS_SOURCE_LOCATION): Renumber.
9487	(extract_asm_operands): Declare.
9488	* stmt.c (expand_asm_operands): Add and use labels parameter.
9489	(check_unique_operand_names): Likewise.
9490	(resolve_asm_operand_names, resolve_operand_name_1): Likewise.
9491	(expand_asm_stmt): Handle asm labels.
9492	* tree-cfg.c (make_gimple_asm_edges): New.
9493	(make_edges): Use it.
9494	(cleanup_dead_labels): Handle asm labels.
9495	(is_ctrl_altering_stmt): Likewise.
9496	(gimple_redirect_edge_and_branch): Likewise.
9497	* tree.def (ASM_EXPR): Add 5th operand.
9498	* tree.h (ASM_LABELS): New.
9499	(resolve_asm_operand_names): Update decl.
9500
9501	* c-parser.c (c_parser_asm_statement): Parse asm goto.
9502	(c_parser_asm_goto_operands): New.
9503	* c-tree.h (build_asm_expr): Update decl.
9504	* c-typeck.c (build_asm_expr): Add and use labels parameter.
9505	* doc/extend.texi: Document asm goto.
9506
95072009-09-14  Richard Henderson  <rth@redhat.com>
9508
9509	* except.h: Update declarations.
9510	(struct pointer_map_t): Forward declare.
9511	(ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
9512	(struct eh_landing_pad_d, eh_landing_pad): New.
9513	(struct eh_catch_d, eh_catch): New.
9514	(struct eh_region_d): Remove next_region_sharing_label, aka,
9515	label, tree_label, landing_pad, post_landing_pad, resume,
9516	may_contain_throw.  Rename region_number to index.  Remove
9517	u.eh_catch, u.eh_throw.  Rename u.eh_try.eh_catch to first_catch.
9518	Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
9519	(VEC(eh_landing_pad,gc)): New.
9520	(struct eh_status): Remove last_region_number.  Add lp_array,
9521	throw_stmt_table, ttype_data, ehspec_data.
9522	(ehr_next, FOR_ALL_EH_REGION_AT): New.
9523	(FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
9524	* except.c (lang_protect_cleanup_actions): Return tree.
9525	(struct ehl_map_entry): Remove.
9526	(init_eh_for_function): Push zero entries for region and lp_array.
9527	(gen_eh_region): Add to region_array immediately.
9528	(gen_eh_region_catch): Operate on eh_catch objects.
9529	(gen_eh_landing_pad): New.
9530	(get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
9531	(get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
9532	(get_eh_region_from_number, get_eh_region_from_number_fn): New.
9533	(get_eh_landing_pad_from_number_fn): New.
9534	(get_eh_landing_pad_from_number): New.
9535	(get_eh_region_from_lp_number_fn): New.
9536	(get_eh_region_from_lp_number): New.
9537	(expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
9538	(get_exception_pointer, get_exception_filter): Remove.
9539	(collect_eh_region_array, can_be_reached_by_runtime): Remove.
9540	(current_function_has_exception_handlers): Simplify.
9541	(bring_to_root, eh_region_replaceable_by_p): Remove.
9542	(replace_region, hash_type_list, hash_eh_region): Remove.
9543	(eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
9544	(label_to_region_map, num_eh_regions): Remove.
9545	(get_next_region_sharing_label, must_not_throw_labels): Remove.
9546	(find_exception_handler_labels): Remove.
9547	(duplicate_eh_regions_0, find_prev_try): Remove.
9548	(struct duplicate_eh_regions_data): New.
9549	(duplicate_eh_regions_1): Rewrite.
9550	(duplicate_eh_regions): Return a pointer map instead of an
9551	integer offset.
9552	(copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
9553	(redirect_eh_edge_to_label): Remove.
9554	(eh_region_outermost): Rewrite using eh_region pointers
9555	instead of integers.
9556	(add_ttypes_entry): Update for ttype_data move to eh_status.
9557	(add_ehspec_entry): Rewrite with VEC instead of varray.
9558	(assign_filter_values): Likewise.  Export.
9559	(build_post_landing_pads, connect_post_landing_pads): Remove.
9560	(dw2_build_landing_pads): Rewrite to use lp_array.
9561	(struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
9562	(sjlj_assign_call_site_values): Rewrite to use lp_array.
9563	(sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
9564	(sjlj_mark_call_sites): Update for landing pad numbers.
9565	(finish_eh_generation): Rewrite.
9566	(gate_handle_eh): Do nothing for no eh tree.
9567	(pass_rtl_eh): Move up near finish_eh_generation.
9568	(remove_eh_landing_pad): New.
9569	(remove_eh_handler): Export.
9570	(remove_eh_region, remove_eh_handler_and_replace): Remove.
9571	(for_each_eh_label): Rewrite to use lp_array.
9572	(make_reg_eh_region_note): New.
9573	(make_reg_eh_region_note_nothrow_nononlocal): New.
9574	(insn_could_throw_p): New.
9575	(copy_reg_eh_region_note_forward): New.
9576	(copy_reg_eh_region_note_backward): New.
9577	(check_handled, add_reachable_handler): Remove.
9578	(reachable_next_level, foreach_reachable_handler): Remove.
9579	(arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
9580	(get_eh_region_and_lp_from_rtx): New.
9581	(get_eh_region_from_rtx): New.
9582	(can_throw_internal_1, can_throw_external_1): Remove.
9583	(can_throw_internal): Use get_eh_region_from_rtx.
9584	(can_throw_external): Use get_eh_region_and_lp_from_rtx.
9585	(insn_nothrow_p, can_nonlocal_goto): New.
9586	(expand_builtin_eh_common, expand_builtin_eh_pointer): New.
9587	(expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
9588	(add_action_record): Use VEC not varray.
9589	(collect_one_action_chain): Update for eh_region changes.
9590	(convert_to_eh_region_ranges): Make static.  Use VEC not varray.
9591	Use get_eh_region_and_lp_from_rtx.
9592	(gate_convert_to_eh_region_ranges): New.
9593	(pass_convert_to_eh_region_ranges): Use it.
9594	(push_uleb128, push_sleb128): Use VEC not varray.
9595	(output_one_function_exception_table): Likewise.
9596	(dump_eh_tree): Update for eh_region changes.
9597	(verify_eh_tree): Likewise.
9598	(verify_eh_region, default_init_unwind_resume_libfunc): Remove.
9599	* tree-eh.c: Include target.h.
9600	(add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
9601	Don't disallow GIMPLE_RESX; adjust argument check.
9602	(add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
9603	(record_stmt_eh_region): Update for landing pad numbers;
9604	generate a landing pad if necessary.
9605	(remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
9606	(remove_stmt_from_eh_lp_fn): Similarly.
9607	(lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
9608	Update for lp numbers; don't special case missing throw_stmt_table.
9609	(lookup_expr_eh_lp): Similarly.
9610	(lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
9611	(eh_seq, eh_region_may_contain_throw): New.
9612	(struct leh_state): Add ehp_region.
9613	(struct leh_tf_state): Remove eh_label.
9614	(emit_post_landing_pad): New.
9615	(emit_resx, emit_eh_dispatch): New.
9616	(note_eh_region_may_contain_throw): New.
9617	(frob_into_branch_around): Take eh_region not eh label;
9618	emit eh code into eh_seq.
9619	(honor_protect_cleanup_actions): Early exit for no actions.  Don't
9620	handle EXC_PTR_EXPR, FILTER_EXPR.  Use gimple_build_eh_must_not_throw,
9621	lower_eh_must_not_throw.  Emit code to eh_seq.
9622	(lower_try_finally_nofallthru): Emit eh code to eh_seq.
9623	(lower_try_finally_onedest): Likewise.
9624	(lower_try_finally_copy): Likewise.
9625	(lower_try_finally_switch): Likewise.
9626	(lower_try_finally): Initialize ehp_region.
9627	(lower_catch): Update for eh_catch objects.
9628	(lower_eh_filter): Don't handle must_not_throw.
9629	(lower_eh_must_not_throw): New.
9630	(lower_cleanup): Don't set eh_label.
9631	(lower_eh_constructs_2): Resolve eh builtins.
9632	Handle GIMPLE_EH_MUST_NOT_THROW.
9633	(lower_eh_constructs): Initialize eh_region_may_contain_throw.
9634	Add eh_seq to the end of the function body.
9635	(make_eh_dispatch_edges): New.
9636	(make_eh_edge): Remove.
9637	(make_eh_edges): Simplify for landing pads.
9638	(redirect_eh_edge_1): New.
9639	(redirect_eh_edge): Use it.
9640	(redirect_eh_dispatch_edge): New.
9641	(stmt_could_throw_p): Use a switch.  Allow RESX.
9642	(stmt_can_throw_external): Use lookup_stmt_eh_lp.
9643	(stmt_can_throw_internal): Likewise.
9644	(maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
9645	(maybe_clean_or_replace_eh_stmt): Update for landing pads.
9646	(maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
9647	(gate_refactor_eh): New.
9648	(pass_refactor_eh): Use it.
9649	(lower_resx, execute_lower_resx, pass_lower_resx): New.
9650	(lower_eh_dispatch, execute_lower_eh_dispatch): New.
9651	(gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
9652	(remove_unreachable_handlers): Rename from
9653	tree_remove_unreachable_handlers; rewrite for landing pads;
9654	call remove_eh_handler directly.
9655	(remove_unreachable_handlers_no_lp): New.
9656	(unsplit_eh, unsplit_all_eh): New.
9657	(tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
9658	(cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
9659	(cleanup_empty_eh_unsplit): New.
9660	(cleanup_empty_eh): Rewrite.
9661	(cleanup_all_empty_eh): New.
9662	(execute_cleanup_eh): Rename from cleanup_eh.  Remove unreachable
9663	handlers first.  Use unsplit_all_eh, cleanup_all_empty_eh.
9664	(gate_cleanup_eh): New.
9665	(pass_cleanup_eh): Use it.
9666	(verify_eh_edges): Move later in file.  Expect one EH edge.
9667	(verify_eh_dispatch_edge): New.
9668
9669	* Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
9670	(gtype-desc.o): Add TARGET_H.
9671	(tree.o): Use EXCEPT_H, not except.h.
9672	(cfgbuild.o): Add EXPR_H.
9673	(GTFILES): Add vecprim.h.
9674	* builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
9675	BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
9676	* builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
9677	BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
9678	* calls.c (emit_call_1): Use make_reg_eh_region_note.
9679	* cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
9680	calls to can_throw_internal.
9681	(rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
9682	(make_edges): Don't handle RESX; use can_nonlocal_goto.
9683	* cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
9684	(expand_gimple_stmt): Use make_reg_eh_region_note.
9685	(expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
9686	(gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
9687	or find_exception_handler_labels.
9688	* cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX.  Assert
9689	there is exacly one EH edge.  Use can_nonlocal_goto and
9690	can_throw_internal.
9691	* cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
9692	(cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
9693	* combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
9694	* cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
9695	* dce.c (deletable_insn_p_1): Don't test may_trap_p.
9696	(deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
9697	* dse.c (scan_insn): Use insn_could_throw_p.
9698	* emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
9699	* expr.c (expand_expr_real): Use make_reg_eh_region_note.
9700	(expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
9701	* fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
9702	EXC_PTR_EXPR or FILTER_EXPR.
9703	(tree_expr_nonzero_warnv_p): Likewise.
9704	* function.h: Include vecprim.h, not varray.h
9705	(struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
9706	move ttype_data and ehspec_data members to struct eh_status; change
9707	action_record_data member to a VEC.
9708	* gcse.c (hash_scan_set): Use can_throw_internal.
9709	* gengtype.c (open_base_files): Add target.h to gtype-desc.c.
9710	* gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
9711	* gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
9712	(block_may_fallthru): Don't handle RESX_EXPR.
9713	* gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
9714	(dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
9715	(dump_gimple_stmt): Dump landing pad information with TDF_EH;
9716	handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
9717	* gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
9718	GIMPLE_EH_DISPATCH, GIMPLE_RESX.
9719	(gimple_size): Likewise.
9720	(gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
9721	(gimple_build_resx): Use gimple_build_with_ops.
9722	(DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
9723	(is_gimple_val): Likewise.
9724	(is_gimple_stmt): Remove RESX_EXPR.
9725	* gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
9726	(GIMPLE_RESX): Reorder with other EH constructs.
9727	* gimple.h (struct gimple_statement_eh_mnt): New.
9728	(struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
9729	(gimple_eh_filter_must_not_throw): Remove.
9730	(gimple_eh_filter_set_must_not_throw): Remove.
9731	(gimple_eh_must_not_throw_fndecl): New.
9732	(gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
9733	(is_gimple_resx): New.
9734	* gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
9735	Don't copy EH_FILTER_MUST_NOT_THROW.
9736	* gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
9737	* ipa-inline.c (estimate_function_body_sizes): Don't try to
9738	handle must_not_throw_labels specially.
9739	* ipa-pure-const.c (check_call): Update debug statement for LP.
9740	* ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
9741	* ipa-utils.c (get_base_var): Likewise.
9742	* libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
9743	* lower-subreg.c (move_eh_region_note): Remove.
9744	(resolve_simple_move): Use copy_reg_eh_region_note_forward.
9745	* omp-low.c (new_omp_context): Update for eh_lp_nr.
9746	(create_task_copyfn): Likewise.
9747	(maybe_catch_exception): Use gimple_build_eh_filter.
9748	* optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
9749	REG_EH_REGION.  Use make_reg_eh_region_note_nothrow_nononlocal.
9750	* passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
9751	and pass_lower_resx.
9752	* print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
9753	* recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
9754	can_throw_internal, can_nonlocal_goto.
9755	* reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
9756	copy_reg_eh_region_note_forward.
9757	(emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
9758	(emit_output_reload_insns): Likewise.
9759	(copy_eh_notes): Remove.
9760	* rtl.def (RESX): Remove.
9761	* rtl.h: Update declarations.
9762	* sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
9763	* tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
9764	(update_eh_label): Remove.
9765	(cleanup_dead_labels_eh): New.
9766	(cleanup_deal_labels): Use it instead of update_eh_label.
9767	(gimple_merge_blocks): Update landing pad data structure when
9768	removing a landing pad label.
9769	(remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
9770	test; handle GIMPLE_EH_MUST_NOT_THROW.
9771	(is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
9772	(verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
9773	(verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
9774	(verify_stmt): Likewise.  Verify landing pads.
9775	(gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
9776	(gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
9777	(struct move_stmt_d): Add eh_map.
9778	(move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
9779	(move_stmt_r): Remap eh region numbers in builtin calls,
9780	resx and eh_dispatch.
9781	(move_block_to_fn): Remove eh_offset parameter.  Use
9782	maybe_duplicate_eh_stmt_fn.
9783	(find_outermost_region_in_block): Operate on eh_region pointers
9784	instead of region numbers.
9785	(move_sese_region_to_fn): Expect eh_map instead of eh_offset from
9786	duplicate_eh_regions.
9787	* tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
9788	test earlier.  Disallow EH landing pads.
9789	* tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
9790	* tree-flow.h: Update declarations.
9791	(struct tree_ann_common_d): Replace rn with lp_nr.
9792	* tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
9793	(remap_eh_region_nr, remap_eh_region_tree_nr): New.
9794	(remap_gimple_stmt): Remap eh region numbers in builtin calls,
9795	resx and eh_dispatch.
9796	(copy_bb): Use maybe_duplicate_eh_stmt_fn.
9797	(copy_edges_for_bb): Use make_eh_dispatch_edges.
9798	(copy_cfg_body): Expect eh_map instead of eh_region_offset
9799	from duplicate_eh_regions.
9800	(estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
9801	update RESX; handle EH_DISPATCH.
9802	(expand_call_inline): Set eh_lp_nr, not eh_region.
9803	(maybe_inline_call_in_expr): Likewise.
9804	* tree-inline.h (struct copy_body_data): Replace eh_region with
9805	eh_lp_nr, eh_region_offset with eh_map.
9806	* tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
9807	* tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
9808	* tree-pretty-print.c (dump_generic_node): Don't handle
9809	EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
9810	* tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
9811	* tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
9812	EXC_PTR_EXPR, FILTER_EXPR.
9813	* tree-ssa-operands.c (get_expr_operands): Likewise.
9814	* tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
9815	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9816	(ao_ref_init_from_vn_reference): Likewise.
9817	* tree-ssa-sink.c (statement_sink_location): Likewise.
9818	* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9819	(mark_virtual_phi_result_for_renaming): Export.  Tidy.
9820	* tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
9821	EXC_PTR_EXPR, FILTER_EXPR.
9822	(is_exception_related): Remove.
9823	(compute_avail): Don't call it.
9824	* tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
9825	* tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
9826	(find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
9827	(build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
9828	Build EH builtins.
9829	(build_resx): Remove.
9830	* tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
9831	* tree.h: Update declarations.
9832	(EH_FILTER_MUST_NOT_THROW): Remove.
9833	(struct tree_label_decl): Add eh_landing_pad_nr.
9834	(EH_LANDING_PAD_NR): New.
9835	* value-prof.c (gimple_ic): Tidy variable names.  Update for
9836	landing pad numbers.
9837	(gimple_stringop_fixed_value): Tidy variable names.  Assert
9838	that neither call stmt can throw.
9839	* vecprim.h (uchar): New.
9840	(VEC(uchar,heap), VEC(uchar,gc)): New.
9841
9842	* c-common.c (c_define_builtins): Update call to
9843	build_common_builtin_nodes.
9844	* c-parser.c (c_parse_file): Don't call
9845	default_init_unwind_resume_libfunc.
9846
98472009-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
9848
9849	* config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
9850	(mips_cprestore_address_p): Likewise.
9851	(mips_save_gp_to_cprestore_slot): Likewise.
9852	(mips_restore_gp): Rename to...
9853	(mips_restore_gp_from_cprestore_slot): ...this.
9854	(mips_must_initialize_gp_p): Declare.
9855	(mips_emit_save_slot_move): Likewise.
9856	(mips_output_load_label): Return nothing.
9857	(mips_eh_uses): Declare.
9858	* config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
9859	(TARGET_CPRESTORE_DIRECTIVE): New macro.
9860	(TARGET_ABSOLUTE_JUMPS): Likewise.
9861	(EH_USES): Likewise.
9862	(FIRST_PSEUDO_REGISTER): Update comment.
9863	(MIPS_ABSOLUTE_JUMP): New macro, extracted from...
9864	(MIPS_CALL): ...here.
9865	(REGISTER_NAMES): Add $cprestore.
9866	* config/mips/mips.c (machine_function): Remove has_gp_insn_p.
9867	Add load_label_length, has_inflexible_gp_insn_p,
9868	has_flexible_gp_insn_p, must_initialize_gp_p and
9869	must_restore_gp_when_clobbered_p.
9870	(mips_expand_call): Don't generate split instructions here.
9871	(mips_split_call): Update the call to mips_restore_gp after
9872	the above name change.
9873	(mips16_cfun_returns_in_fpr_p): Move earlier in file.
9874	(mips_find_gp_ref): New function.
9875	(mips_insn_has_inflexible_gp_ref_p): Likewise.
9876	(mips_cfun_has_inflexible_gp_ref_p): Likewise.
9877	(mips_insn_has_flexible_gp_ref_p): Likewise.
9878	(mips_cfun_has_flexible_gp_ref_p): Likewise.
9879	(mips_function_has_gp_insn): Delete.
9880	(mips_global_pointer): Drop the df_regs_ever_live_p check.
9881	Use the new functions above.  Only return INVALID_REGNUM
9882	for TARGET_ABSOLUTE_JUMPS.
9883	(mips_must_initialize_gp_p): New function.
9884	(mips_get_cprestore_base_and_offset): New function, extracted from...
9885	(mips_cprestore_slot): ...here.  Take a bool parameter.
9886	(mips_cfun_has_cprestore_slot_p): New function.
9887	(mips_cprestore_address_p): Likewise.
9888	(mips_save_gp_to_cprestore_slot): Likewise.
9889	(mips_restore_gp): Rename to...
9890	(mips_restore_gp_from_cprestore_slot): ...this.  Assert
9891	epilogue_completed.  Update the call to mips_cprestore_slot.
9892	Test cfun->machine->must_restore_gp_when_clobbered_p.
9893	(mips_direct_save_slot_move_p): New function.
9894	(mips_emit_save_slot_move): Likewise.
9895	(mips_output_cplocal): Test mips_must_initialize_gp_p () instead
9896	of cfun->machine->global_pointer.
9897	(mips_output_function_prologue): Check mips_must_initialize_gp_p ().
9898	(mips_save_reg): Use mips_emit_save_slot_move.
9899	(mips_expand_prologue): Set must_initialize_gp_p.
9900	Use mips_cfun_has_cprestore_slot_p.  Use gen_potential_cprestore
9901	for all cprestore saves.  Emit a use_cprestore instruction after
9902	setting up the cprestore slot.
9903	(mips_restore_reg): Use mips_emit_save_slot_move.
9904	(mips_process_load_label): New function.
9905	(mips_load_label_length): Likewise.
9906	(mips_output_load_label): Don't return asm: output it here instead.
9907	Use mips_process_load_label.
9908	(mips_adjust_insn_length): Adjust the length of branch instructions
9909	that have length MAX_PIC_BRANCH_LENGTH.
9910	(mips_output_conditional_branch): Update the call to
9911	mips_output_load_label.  Assume the branch target is OPERANDS[0]
9912	rather than OPERANDS[1].  Use MIPS_ABSOLUTE_JUMP for absolute jumps.
9913	(mips_output_order_conditional_branch): Swap the meaning of
9914	OPERANDS[0] and OPERANDS[1].
9915	(mips_variable_issue): Don't count ghost instructions.
9916	(mips_expand_ghost_gp_insns): New function.
9917	(mips_reorg): Rerun mips_reorg_process_insns if it returns true.
9918	(mips_output_mi_thunk): Set must_initialize_gp_p.
9919	(mips_eh_uses): New function.
9920	* config/mips/predicates.md (cprestore_save_slot_operand)
9921	(cprestore_load_slot_operand): New predicates.
9922	* config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
9923	(UNSPEC_MOVE_GP): Likewise.
9924	(UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
9925	(UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
9926	(CPRESTORE_SLOT_REGNUM): New register.
9927	(MAX_PIC_BRANCH_LENGTH): New constant.
9928	(jal_macro): Use MIPS_ABSOLUTE_JUMPS.
9929	(length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
9930	branches.  Fix commentary.
9931	(loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
9932	Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
9933	Change type to "ghost".
9934	(loadgp_absolute_<mode>): Likewise.
9935	(loadgp_rtp_<mode>): Likewise.
9936	(copygp_mips16): Likewise.
9937	(loadgp_blockage): Remove redundant mode attribute.
9938	(potential_cprestore): New instruction.
9939	(cprestore): Turn into an unspec set.
9940	(use_cprestore): New instruction.
9941	(*branch_fp): Swap operands 0 and 1.  Remove redundant mode attribute.
9942	(*branch_fp_inverted): Likewise.
9943	(*branch_order<mode>): Likewise.
9944	(*branch_order<mode>_inverted): Likewise.
9945	(*branch_equality<mode>): Likewise.
9946	(*branch_equality<mode>_inverted): Likewise.
9947	(*branch_bit<bbv><mode>): Likewise.
9948	(*branch_bit<bbv><mode>_inverted): Likewise.
9949	(*branch_equality<mode>_mips16): Remove redundant mode.
9950	(jump): Turn into a define_expand.
9951	(*jump_absolute): New instruction.
9952	(*jump_pic): Likewise.
9953	(*jump_mips16): Rename previously-unnamed pattern.  Remove
9954	redundant mode attribute.
9955	(restore_gp): Split on epilogue_completed rather than
9956	reload_completed.  Change type to "ghost".
9957	(move_gp<mode>): New instruction.
9958	* config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
9959	Remove redundant mode attribute.
9960	* config/mips/mips-ps-3d.md (bc1any4t): Likewise.
9961	(bc1any4f, bc1any2t, bc1any2f): Likewise.
9962	(*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
9963
99642009-09-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
9965
9966	PR target/41210
9967	* config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
9968	are returned in the same register (vs34 or v2) that Altivec vector
9969	types are returned in.
9970	(rs6000_libcall_value): Ditto.
9971
9972	PR target/41331
9973	* config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
9974	instead of explicit addsi3/adddi3 calls.
9975	(rs6000_split_multireg_move): Ditto.
9976	(rs6000_emit_allocate_stack): Ditto.
9977	(rs6000_emit_prologue): Ditto.
9978	(rs6000_output_mi_thunk): Ditto.
9979
9980	* config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
9981	size is 64 bits if we can use 64-bit registers.
9982
99832009-09-14  Bernd Schmidt  <bernd.schmidt@analog.com>
9984
9985	* config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
9986	symbols.
9987
9988	From Jie Zhang <jie.zhang@analog.com>:
9989	* config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
9990	save FP and RETS with saveall attribute.
9991	(bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
9992	with saveall attribute.
9993
9994	* config/bfin/bfin.c (bfin_expand_builtin,
9995	case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
9996	operands.
9997
9998	From Jie Zhang <jie.zhang@analog.com>:
9999	* config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
10000	before use in two places.
10001	* config/bfin/bfin.md (AREG): Define mode iterator.
10002	(reload_in, reload_out): Use mode iterator AREG.
10003
100042009-09-14  Richard Guenther  <rguenther@suse.de>
10005
10006	PR middle-end/41350
10007	* dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
10008	EH personality path.
10009
100102009-09-13  Richard Guenther  <rguenther@suse.de>
10011	    Rafael Avila de Espindola  <espindola@google.com>
10012
10013	* langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
10014	(LANG_HOOKS_EH_PERSONALITY): Likewise.
10015	(LANG_HOOKS_INITIALIZER): Adjust.
10016	(lhd_pass_through_t): Declare.
10017	* langhooks.h (struct lang_hooks): Add eh_runtime_type and
10018	eh_personality.
10019	* langhooks.c (lhd_pass_through_t): New function.
10020	* dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
10021	dwarf2out_begin_prologue): Use personality from current_function_decl.
10022	* expr.h (get_personality_function): Declare.
10023	* expr.c (get_personality_function): New function.
10024	(build_personality_function): Likewise.
10025	* libfuncs.h (libfunc_index): Remove LTI_eh_personality.
10026	(eh_personality_libfunc): Remove.
10027	* optabs.c (build_libfunc_function): New function split out from ...
10028	(init_one_libfunc): ... here.
10029	* tree.h (DECL_FUNCTION_PERSONALITY): New.
10030	(tree_function_decl): Add personality.
10031	(lhd_gcc_personality): Declare.
10032	(build_personality_function): Likewise.
10033	* tree.c (gcc_eh_personality_decl): New.
10034	(lhd_gcc_personality): New function.
10035	* except.h (lang_eh_runtime_type): Remove.
10036	(enum eh_personality_kind): New.
10037	(build_personality_function): Declare.
10038	(function_needs_eh_personality): Declare.
10039	* except.c (lang_eh_runtime_type): Remove.
10040	(function_needs_eh_personality): New function.
10041	(add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
10042	(sjlj_emit_function_enter, output_function_exception_table):
10043	Use personality from current_function_decl.
10044	* tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
10045	* tree-inline.c (tree_can_inline_p): Do not inline across different
10046	EH personalities.
10047	(expand_call_inline): Likewise.  Adjust the callers EH personality.
10048	(tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
10049	* cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
10050	* Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
10051	(c-parser.o): Likewise
10052	* c-tree.h (c_eh_initialized_p): Remove.
10053	(c_maybe_initialize_eh): Likewise.
10054	* c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
10055	(finish_decl): Don't call c_maybe_initialize_eh.
10056	(c_eh_initialized_p): Remove.
10057	(c_maybe_initialize_eh): Likewise.
10058	* c-parser.c (c_parser_omp_construct): Likewise.
10059	(c_parse_file): Initialize exception handling.
10060
100612009-09-13  Kai Tietz  <kai.tietz@onevision.com>
10062
10063	* config.gcc (tm_file): Remove i386/biarch32.h
10064	for i?86-w64-mingw* case.
10065	(i?86-*-mingw* andx86_64-*-mingw*): Add multilib
10066	support.
10067	* config.host: Set for x64 mingw the option
10068	use_long_long_for_widest_fast_int to yes.
10069
100702009-09-13  Eric Botcazou  <ebotcazou@adacore.com>
10071
10072	* tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
10073	* dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
10074	(dbxout_begin_function): Likewise.
10075	* final.c (dwarf2_debug_info_emitted_p): New predicate.
10076	(final_start_function): Do not emit debug info if DECL_IGNORED_P is
10077	set on the function.
10078	(final_end_function): Likewise.
10079	(final_scan_insn): Likewise.
10080	(rest_of_handle_final): Likewise.
10081	* varasm.c (assemble_start_function): Likewise.
10082	* config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
10083
100842009-09-12  Jason Merrill  <jason@redhat.com>
10085
10086	* dbgcnt.c (dbg_cnt_process_single_pair): constify.
10087	* opts.c (common_handle_option): constify.
10088
100892009-09-12  Gerald Pfeifer  <gerald@pfeifer.com>
10090
10091	* doc/install.texi (avr): Remove obsolete reference site.
10092
100932009-09-12  Gerald Pfeifer  <gerald@pfeifer.com>
10094
10095	* doc/install.texi (Binaries): Adjust AIX link.
10096
100972009-09-12  Akim Demaille  <demaille@gostai.com>
10098
10099	* doc/invoke.texi (-fstrict-aliasing): Correct two examples.
10100	Use an imperative sentence.
10101
101022009-09-11  Richard Henderson  <rth@redhat.com>
10103
10104	* gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
10105	structure-name and has-tree-operands arguments; update all entries.
10106	* gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
10107	update all entries.
10108	* gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
10109	(gsstruct_code_size): New.
10110	(gss_for_code_): New.
10111	(gss_for_code): Remove.
10112	(gimple_size): Rewrite using gsstruct_code_size.
10113	(gimple_statement_structure): Move to gimple.h.
10114	* gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
10115	(gss_for_code, gimple_statement_structure): New.
10116	(gimple_ops): Use new arrays; tidy.
10117
101182009-09-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10119
10120	* config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
10121	operand to be a PLUS expression.
10122	* config/pa/pa.c (pa_secondary_reload): Likewise.
10123
101242009-09-11  Jakub Jelinek  <jakub@redhat.com>
10125
10126	* combine.c (propagate_for_debug_subst): Call wrap_constant on top.
10127
10128	* print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
10129	XEXP (in_rtx, 8).
10130
101312009-09-11  Bernd Schmidt  <bernd.schmidt@analog.com>
10132
10133	From Jie Zhang <jie.zhang@analog.com>:
10134	* doc/extend.texi (node Function Attributes): Document l2
10135	function attribute.
10136	(node Blackfin Variable Attributes): Document l2 variable attributes.
10137
101382009-09-11  Loren J. Rittle  <ljrittle@acm.org>
10139
10140	* config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
10141	to match the system compiler's configuration at inflection point.
10142	Add comment to remark a remaining difference with system compiler.
10143
10144	* configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
10145	* configure: Regenerate.
10146
101472009-09-11  Bernd Schmidt  <bernd.schmidt@analog.com>
10148
10149	From Jie Zhang <jie.zhang@analog.com>:
10150	* config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
10151	(bfin_handle_l2_attribute): New.
10152	(bfin_attribute_table): Add l2 attribute.
10153
101542009-09-11  Michael Matz  <matz@suse.de>
10155
10156	PR middle-end/41275
10157	* tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
10158	on the local_decls list.
10159
101602009-09-11  Alexandre Oliva  <aoliva@redhat.com>
10161
10162	PR debug/41276
10163	PR debug/41307
10164	* cselib.c (cselib_expand_value_rtx_cb): Document callback
10165	interface.
10166	(cselib_expand_value_rtx_1): Use callback for SUBREGs.  Adjust
10167	for VALUEs, to implement the documented interface.
10168	* var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
10169	Adjust for VALUEs and anything else, to implement the
10170	documented interface.
10171
101722009-09-10  Nathan Froyd  <froydnj@codesourcery.com>
10173
10174	* config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
10175	with actual SPE/paired vector modes before using 64-bit alignment.
10176	Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
10177
101782009-09-10  DJ Delorie  <dj@redhat.com>
10179
10180	* config/mep/mep.md (eh_epilogue): Defer until after epilogue is
10181	emitted.
10182
10183	* config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
10184	* config/mep/mep.c (mep_legitimate_constant_p): New.
10185	* config/mep/mep-protos.h: Prototype it.
10186
101872009-09-10  Richard Henderson  <rth@redhat.com>
10188
10189	* print-rtl.c (print_rtx): Fix JUMP_LABEL index.
10190
101912009-09-10  Jason Merrill  <jason@redhat.com>
10192
10193	* tree.c (chain_index): New fn.
10194	* tree.h: Declare it.
10195
101962009-09-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10197
10198	* config/sol2-c.c (cmn_err_length_specs): Initialize
10199	scalar_identity_flag.
10200
102012009-09-10  Richard Henderson  <rth@redhat.com>
10202
10203	* tree.h (struct tree_decl_common): Move align member earlier;
10204	move label_decl_uid member ...
10205	(struct tree_label_decl): ... here.
10206	(LABEL_DECL_UID): Update to match.
10207
10208	* tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
10209	not TDF_DETAILS.
10210
10211	* tree-cfg.c (gimple_redirect_edge_and_branch): Do
10212	gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
10213
10214	* tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
10215	dest_prev if the edge is complex.
10216
10217	* tree-cfg.c (is_ctrl_stmt): Use a switch.
10218
10219	* tree-cfg.c (gimple_can_merge_blocks_p): Move label and
10220	loop latch tests earlier.
10221
10222	* gimple-iterator.c (gimple_find_edge_insert_loc): Insert
10223	before GIMPLE_RETURN, not after its predecessor; insert
10224	before GIMPLE_RESX.
10225
10226	* gimple-iterator.c (gimple_find_edge_insert_loc): Use
10227	gimple_seq_empty_p to test for no PHI nodes.
10228	* tree-cfg.c (split_critical_edges): Likewise.
10229
10230	* c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
10231
102322009-09-10  Hariharan Sandanagobalane  <hariharan@picochip.com>
10233
10234	* final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
10235	introduced by the VTA branch merge.
10236
102372009-09-10  Uros Bizjak  <ubizjak@gmail.com>
10238
10239	* ira-conflicts.c: Use fputs or putc instead of fprintf
10240	where appropriate.
10241	* cfg.c: Ditto.
10242	* toplev.c: Ditto.
10243	* tree-switch-conversion.c: Ditto.
10244
102452009-09-10  Hariharan Sandanagobalane  <hariharan@picochip.com>
10246
10247	* config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
10248	introduced by the VTA branch merge.
10249
102502009-09-10  Uros Bizjak  <ubizjak@gmail.com>
10251
10252	Revert:
10253	2009-09-09  Uros Bizjak  <ubizjak@gmail.com>
10254
10255	PR rtl-optimization/39779
10256	* expr.c (convert_modes): Return when mode == oldmode after
10257	CONST_INTs are processed.
10258
102592009-09-10  Nick Clifton  <nickc@redhat.com>
10260
10261	* config/mep/mep.c (mep_encode_section_info): Copy weakness
10262	attribute and referring decl when creating renamed symbol.
10263
102642009-09-10  Richard Guenther  <rguenther@suse.de>
10265
10266	PR middle-end/41257
10267	* cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
10268	reachable nodes.
10269	(cgraph_finalize_compilation_unit): Compute reachability
10270	before emitting thunks.  Properly process aliases before
10271	possibly removing unreachable nodes.
10272
102732009-09-10  Richard Guenther  <rguenther@suse.de>
10274
10275	PR middle-end/41254
10276	* tree.c (struct free_lang_data_d): Add worklist member.
10277	(find_decls_types_r): Push onto the worklist instead of recursing.
10278	Handle TREE_BINFOs properly.
10279	(find_decls_types): New function wrapped around find_decls_types_r
10280	to process the worklist.
10281	(find_decls_types_in_eh_region): Use it.
10282	(find_decls_types_in_node): Likewise.
10283	(find_decls_types_in_var): Likewise.
10284	(free_lang_data_in_cgraph): Likewise.  Free the worklist.
10285	* tree.h (RECORD_OR_UNION_TYPE_P): New.
10286	(AGGREGATE_TYPE_P): Adjust.
10287
102882009-09-09  Jason Merrill  <jason@redhat.com>
10289
10290	* configure.ac: Check glibc version even if we have an in-tree
10291	assembler.
10292
102932009-09-09  Anthony Green  <green@moxielogic.com>
10294
10295	* config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
10296	the constant 0 when appropriate.
10297	* config/moxie/constraints.md: Add constraint O.
10298
10299	* config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
10300	to pass up to 6 32-bit argument values in registers.
10301	(moxie_function_arg): Ditto.
10302	(moxie_arg_partial_bytes): Ditto.
10303	* config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
10304	(REG_PARM_STACK_SPACE): Ditto.
10305	(FUNCTION_ARG_REGNO_P): Ditto.
10306
10307	* config/moxie/moxie.c (moxie_expand_prologue): Use dec
10308	instruction to allocate stack space.
10309
103102009-09-09  Segher Boessenkool  <segher@kernel.crashing.org>
10311
10312	* config/rs6000/rs6000.md (bswapdi2_64bit): Fix
10313	unnecessarily stringent constraints.  Fix address
10314	calculation in the splitters.
10315
103162009-09-09  Uros Bizjak  <ubizjak@gmail.com>
10317
10318	PR rtl-optimization/39779
10319	* expr.c (convert_modes): Return when mode == oldmode after
10320	CONST_INTs are processed.
10321
103222009-09-09  Kai Tietz  <kai.tietz@onevision.com>
10323
10324	PR/41315
10325	* config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
10326	(ix86_expand_prologue): Take frame.padding0 into logic of
10327	to_allocate checks.
10328	(ix86_expand_epilogue): Likewise.
10329
103302009-09-09  Jakub Jelinek  <jakub@redhat.com>
10331
10332	* config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
10333	New variables.
10334	(SHLIB_LINK, SHLIB_INSTALL): Use them.
10335	* config/t-slibgcc-libgcc: New file.
10336	* config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
10337
103382009-09-09  Martin Jambor  <mjambor@suse.cz>
10339
10340	PR tree-optimization/41089
10341	* tree-sra.c (find_var_candidates): Do not consider va_lists in
10342	early SRA.
10343
103442009-09-09  Richard Henderson  <rth@redhat.com>
10345
10346	* gimple.h (CASE_GIMPLE_OMP): New.
10347	(is_gimple_omp): Use it.
10348	* tree-cfg.c (is_ctrl_altering_stmt): Likewise.
10349	(verify_gimple_debug): Likewise.
10350
103512009-09-09  Richard Guenther  <rguenther@suse.de>
10352
10353	PR tree-optimization/41101
10354	* tree-ssa-pre.c (maximal_set): Remove.
10355	(compute_antic_aux): Treat the maximal set as implicitly all ones.
10356	Defer all blocks we didn't visit at least one successor.
10357	(add_to_exp_gen): Do not add to the maximal set.
10358	(make_values_for_phi): Likewise.
10359	(compute_avail): Likewise.
10360	(init_pre): Do not allocate the maximal set.
10361	(execute_pre): Do not dump it.
10362
103632009-09-09  Martin Jambor  <mjambor@suse.cz>
10364
10365	* tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
10366	an SSA_NAME rather than a is_gimple_variable.
10367
103682009-09-09  Richard Guenther  <rguenther@suse.de>
10369
10370	PR middle-end/41317
10371	* tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
10372	code dealing with plain pointer bases.
10373	(maybe_fold_offset_to_reference): Likewise.
10374	(maybe_fold_stmt_addition): Adjust.
10375
103762009-09-09  Richard Guenther  <rguenther@suse.de>
10377
10378	* tree.c (free_lang_data_in_type): Do not free the type variant
10379	chains.
10380	(free_lang_data): Merge char_type_node with its properly signed
10381	variant.
10382	(pass_ipa_free): Collect after freeing language specific data.
10383
103842009-09-09  Michael Matz  <matz@suse.de>
10385
10386	PR middle-end/41268
10387	* cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
10388	SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
10389	* rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
10390	to reflect reality.
10391
103922009-09-08  DJ Delorie  <dj@redhat.com>
10393
10394	* config/mep/mep.c (conversions[]): Add "ml" pattern.
10395
103962009-09-04  Jason Merrill  <jason@redhat.com>
10397
10398	* tree.c (tree_find_value): Remove.
10399	* tree.h: Remove prototype.
10400	* varasm.c (assemble_external): Use value_member instead.
10401
104022009-09-08  Alexandre Oliva  <aoliva@redhat.com>
10403
10404	* toplev.c (process_options): Choose default debugging type when
10405	gtoggle enables debug info and type is unset.
10406
104072009-09-08  Alexandre Oliva  <aoliva@redhat.com>
10408
10409	PR debug/41276
10410	PR debug/41307
10411	* cselib.c (cselib_expand_value_rtx_1): Don't return copy of
10412	invalid subreg.
10413
104142009-09-08  Alexandre Oliva  <aoliva@redhat.com>
10415
10416	* configure: Rebuilt with modified libtool.m4.
10417
104182009-09-08  Alexandre Oliva  <aoliva@redhat.com>
10419
10420	PR debug/41229
10421	PR debug/41291
10422	PR debug/41300
10423	* tree-ssa.c (execute_update_addresses_taken): Update debug insns.
10424
104252009-09-08  Alexandre Oliva  <aoliva@redhat.com>
10426
10427	* tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
10428	(remove_statement): Likewise.
10429	(rewrite_use_nonlinear_expr): Adjust.
10430	(remove_unused_ivs): Collect SSA NAMEs to remove and call...
10431	* tree-ssa.c (release_defs_bitset): ... this.  New.
10432	* tree-flow.h (release_defs_bitset): Declare.
10433
104342009-09-08  Alexandre Oliva  <aoliva@redhat.com>
10435
10436	PR debug/41232
10437	* tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
10438	in the middle block.
10439
104402009-09-08  Kai Tietz  <kai.tietz@onevision.com>
10441
10442	* tree-ssa-reassoc.c (find_operand_rank): Cast pointer
10443	via intptr_t to long type.
10444	(insert_operand_rank): Cast long type via intptr_t to
10445	pointer type.
10446	* genattrtab.c (RTL_HASH): Use intptr_t to cast from
10447	pointer to scalar.
10448	* c-pretty-print.c (pp_c_tree_decl_identifier): Cast
10449	from pointer to unsigned via uintptr_t.
10450
10451	* configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
10452	uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
10453	and HAVE_INTPTR_T.
10454	* configure: Regenerated.
10455	* config.in: Regenerated
10456	* system.h (stdint.h): Add include.
10457	(inttypes.h): Likewise.
10458	* Makefile.in (aclocal): Add config/stdint.m4.
10459	* aclocal.m4: Regenerated.
10460
104612009-09-08  Bernd Schmidt  <bernd.schmidt@analog.com>
10462
10463	* config/bfin/bfin.c (np_check_regno, np_after_branch): New static
10464	variables.
10465	(note_np_check_stores): New function.
10466	(harmless_null_pointer_p): New function.
10467	(trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH.  Callers
10468	changed.  Take into account whether we're in the shadow of a condjump
10469	that tested NP_REG for NULL.
10470	Lose all code that tested for SEQUENCEs.
10471	(workaround_speculation): Avoid inserting NOPs for loads that are
10472	either always executed or a NULL pointer.
10473
104742009-09-08  Jan Hubicka  <jh@suse.cz>
10475
10476	* doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
10477	* params.def (early-inlining-insns): Likewise.
10478
104792009-09-08  Jakub Jelinek  <jakub@redhat.com>
10480
10481	PR rtl-optimization/41239
10482	* sched-int.h (struct deps): Add last_function_call_may_noreturn field.
10483	* sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
10484	lists.
10485	* sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
10486	across calls, as the calls might not always return normally.
10487	(call_may_noreturn_p): New function.
10488	(deps_analyze_insn): Update last_function_call_may_noreturn list.
10489	(init_deps): Initialize it.
10490	(remove_from_deps): Also remove calls from
10491	last_function_call_may_noreturn list.
10492
104932009-09-07  Richard Henderson  <rth@redhat.com>
10494
10495	* tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
10496	more VR->OPERANDS than LHS operands.  Free LHS before returning.
10497
104982009-09-07  Bernd Schmidt  <bernd.schmidt@analog.com>
10499
10500	* config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
10501	(attr "addrtype"): New member "spreg".
10502	Use it if mem_spfp_address_operand is true for the address.
10503	(attr "type"): New entry "stall".
10504	(cpu_unit "load"): New.
10505	(insn_reservations "load32", "loadp", "loadi"): Add reservation of
10506	"load".
10507	(insn_reservation "loadsp"): New.
10508	(insn_reservation "load_stall1"): New.
10509	(insn_reservation "load_stall3"): New.
10510	(stall): New insn.
10511	* config/bfin/predicates.md (const1_operand, const3_operand): New.
10512	(mem_p_address_operand): Exclude stack and frame pointer based
10513	addresses.
10514	(mem_spfp_address_operand): New; match them here.
10515	* config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
10516	(bfin_reorg): Call it if scheduling insns.
10517	(bfin_gen_bundles): Remove dummy insns created by
10518	add_sched_insns_for_speculation.
10519
10520	From Jie Zhang <jie.zhang@analog.com>:
10521	* config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
10522	bfin_si_revision, bfin_workarounds): Move these ...
10523	* config/bfin/bfin.h: ... here.
10524
10525	From Mike Frysinger  <michael.frysinger@analog.com>
10526	* config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
10527	BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
10528	* config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
10529	bf547m, bf548m, and bf549m.
10530	* config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
10531	for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
10532	__ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
10533	BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
10534	* config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
10535	bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
10536	* config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
10537	* config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
10538	* doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
10539	bf542m, bf544m, bf547m, bf548m, and bf549m.
10540
10541	From Jie Zhang <jie.zhang@analog.com>:
10542	* config/bfin/predicates.md (p_register_operand): New predicate.
10543	(dp_register_operand): New predicate.
10544	* config/bfin/bfin-protos.h (WA_05000074): Define.
10545	(ENABLE_WA_05000074): Define.
10546	* config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
10547	(bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
10548	* config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
10549	(define_attr addrtype): Allow load/store register to be P register.
10550	(define_attr storereg): New.
10551	(define_cpu_unit anomaly_05000074): New.
10552	(define_insn_reservation dsp32shiftimm): New.
10553	(define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
10554	(define_insn_reservation loadp): Cannot use slot2.
10555	(define_insn_reservation loadsp): Cannot use slot2.
10556	(define_insn_reservation storep): Cannot use slot2. Does not
10557	apply when working around 05000074.
10558	(define_insn_reservation storep_anomaly_05000074): New.
10559	(define_insn_reservation storei): Does not apply when working
10560	around 05000074.
10561	(define_insn_reservation storei_anomaly_05000074): New.
10562	(define_attr length): Add dsp32shiftimm case.
10563	(define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
10564	ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
10565	movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
10566	ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
10567	Set type as dsp32shiftimm for dsp32shiftimm alternatives.
10568
105692009-09-07  Martin Jambor  <mjambor@suse.cz>
10570
10571	PR middle-end/41282
10572	* tree-sra.c (create_artificial_child_access): Return NULL if
10573	build_ref_for_offset fails.
10574	(propagate_subacesses_accross_link): Allow build_ref_for_offset
10575	and create_artificial_child_access to fail.
10576
105772009-09-06  Dmitry Gorbachev  <d.g.gorbachev@gmail.com>
10578
10579	PR c++/41214
10580	* unwind-dw2.c (uw_init_context_1): Mark noinline.
10581	* config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
10582	* config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
10583
105842009-09-07  Bernd Schmidt  <bernd.schmidt@analog.com>
10585
10586	* config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
10587	block, ensure it has an exit edge.  Emit a barrier after a jump.
10588
105892009-09-07  Nick Clifton  <nickc@redhat.com>
10590
10591	* gcc.c (this_is_linker_script): New variable.  Like
10592	this_is_library_file but for the %T constructor.
10593	(end_going_arg): If this_is_linker_script is set then locate the
10594	script and insert a --script switch before it
10595	(do_spec_2): Initialise this_is_linker_script.
10596	(do_spec_1): Likewise.  Handle %T construct.
10597	(eval_spec_function): Preserve this_is_linker_script.
10598	* doc/invoke.texi: Document %T construct in spec files.
10599	* config/m32c/m32c.h (LIB_SPEC): Use it.
10600
106012009-09-07  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10602
10603	* rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
10604	* sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
10605	when volatile flag is set.
10606	* doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
10607
106082009-09-06  Eric Botcazou  <ebotcazou@adacore.com>
10609
10610	PR bootstrap/41241
10611	* combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
10612	(combine_stack_adjustments_for_block): Allow insns between stack
10613	adjustments and stores with corresponding pre-(dec|inc)rement or
10614	pre-modify operation.
10615
106162009-09-06  Jakub Jelinek  <jakub@redhat.com>
10617
10618	PR bootstrap/41241
10619	* combine-stack-adj.c (struct csa_memlist): Rename to...
10620	(struct csa_reflist): ... this.  Rename mem field to ref.
10621	(free_csa_memlist): Rename to...
10622	(free_csa_reflist): ... this.
10623	(record_one_stack_memref): Rename to...
10624	(record_one_stack_ref): ... this.  Handle also REG_P.
10625	(try_apply_stack_adjustment): Handle also REG_P.
10626	(struct record_stack_memrefs_data): Rename to...
10627	(struct record_stack_refs_data): ... this.  Rename memlist field to
10628	reflist.
10629	(record_stack_memrefs): Rename to...
10630	(record_stack_refs): ... this.  For DEBUG_INSNs keep traversing
10631	subexpressions instead of failing when a MEM contains SP references.
10632	For SP itself in DEBUG_INSNs queue it also onto reflist chain.
10633	(combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
10634
106352009-09-06  Richard Guenther  <rguenther@suse.de>
10636
10637	PR middle-end/41144
10638	* tree.c (build_array_type): Do not record types marked
10639	with structural equality in the canonical type hashtable.
10640
106412009-09-06  Richard Guenther  <rguenther@suse.de>
10642
10643	PR middle-end/41261
10644	* tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
10645
106462009-09-05  Richard Guenther  <rguenther@suse.de>
10647
10648	PR middle-end/41181
10649	* tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
10650
106512009-09-05  Richard Guenther  <rguenther@suse.de>
10652
10653	PR debug/41273
10654	* tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
10655
106562009-09-05  Richard Guenther  <rguenther@suse.de>
10657
10658	PR middle-end/41271
10659	* tree-ssa.c (useless_type_conversion_p): Drop qualifiers
10660	before comparing function argument types.
10661
106622009-09-05  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
10663
10664	PR target/41024
10665	* config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
10666	the assembler.
10667
106682009-09-04  Uros Bizjak  <ubizjak@gmail.com>
10669
10670	Revert:
10671	2009-08-18  Uros Bizjak  <ubizjak@gmail.com>
10672
10673	* config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10674	locators before emit_insn is called.
10675
106762009-09-04  Vladimir Makarov  <vmakarov@redhat.com>
10677
10678	PR bootstrap/41241
10679	* ira.c (update_equiv_reg): Revert my previous patch for the PR.
10680	* reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
10681	(reginfo_init): Don't call allocate_reg_info.
10682
106832009-09-04  Uros Bizjak  <ubizjak@gmail.com>
10684
10685	PR target/41262
10686	* config/alpha/alpha.c (alpha_does_function_need_gp): Use
10687	NONDEBUG_INSN_P instead of INSN_P.
10688
106892009-09-04  Alexandre Oliva  <aoliva@redhat.com>
10690
10691	PR debug/41225
10692	* tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
10693
106942009-09-04  Alexandre Oliva  <aoliva@redhat.com>
10695
10696	PR target/41252
10697	* config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
10698	pattern of the split.
10699
107002009-09-04  Alexandre Oliva  <aoliva@redhat.com>
10701
10702	* toplev.c (process_options): Move setter of flag_var_tracking
10703	before other tests that depend on it.  Move down setter of
10704	flag_rename_registers.  Don't enable var-tracking-assignments
10705	by default if selective scheduling is enabled.  Warn if both
10706	are enabled.
10707
107082009-09-04  Alexandre Oliva  <aoliva@redhat.com>
10709
10710	* var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
10711	comment.  Use switch statement to catch overlaps between rtx
10712	and tree codes.  Accept FUNCTION_DECLs in addition to those in...
10713	(IS_DECL_CODE): ... here. Remove.
10714	(check_value_is_not_decl): Remove.
10715	(dv_from_decl, dv_from_value): Check after conversion.
10716
107172009-09-04  Richard Guenther  <rguenther@suse.de>
10718
10719	PR middle-end/41257
10720	* (cgraph_finalize_compilation_unit): Move finalizing aliases
10721	after emitting tunks.  Move emitting thunks and ctors from ...
10722	(cgraph_optimize): ... here.  Remove redundant
10723	cgraph_analyze_functions.
10724	* varasm.c (find_decl_and_mark_needed): Remove no longer
10725	necessary check.
10726	(finish_aliases_1): Adjust check for thunk aliases.
10727
107282009-09-04  Daniel Gutson  <dgutson@codesourcery.com>
10729
10730	* config/arm/arm.md (ctzsi2): Added braces
10731	to avoid warning that broke booststrap.
10732
107332009-09-04  Martin Jambor  <mjambor@suse.cz>
10734
10735	PR tree-optimization/41112
10736	* tree-sra.c (build_ref_for_offset_1): Signal that we cannot
10737	handle variable-bounded arrays.
10738	(expr_with_var_bounded_array_refs_p): New function.
10739	(analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
10740
107412009-09-04  Wolfgang Gellerich  <gellerich@de.ibm.com>
10742
10743	* config/s390/2097.md: Removed two incorrect bypasses.
10744	(z10_fsimpdf): Fixed latency.
10745	(z10_fhex): New insn_reservation.
10746	(z10_floaddf): Fixed latency.
10747	(z10_floadsf): Fixed latency.
10748	(z10_ftrunctf): Fixed latency.
10749	(z10_ftruncdf): Fixed latency.
10750	* config/s390/s390.c (z10_cost): Fixed values.
10751	(s390_adjust_priority): Added z10 path.
10752	* config/s390/s390.md (type): Added fhex.
10753	(*mov<mode>_64dfp): Updated type attribute.
10754	(*mov<mode>_64): Updated type attribute.
10755	(*mov<mode>_31): Updated type attribute.
10756	(*mov<mode>"): Likewise.
10757	* config/s390/2084.md (x_fsimpdf): Updated condition.
10758
107592009-09-04  Andreas Krebbel  <krebbel1@de.ibm.com>
10760
10761	* config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
10762	RTXs in the predicate for operand 1.
10763
107642009-09-03  Daniel Gutson  <dgutson@codesourcery.com>
10765
10766	* config/arm/arm.md (UNSPEC_RBIT): New constant.
10767	(rbitsi2): New insn.
10768	(ctzsi2): New expand.
10769	* config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
10770
107712009-09-03  Martin Jambor  <mjambor@suse.cz>
10772
10773	* tree-sra.c (duplicate_expr_for_different_base): Removed.
10774	(create_artificial_child_access): Use build_ref_for_offset instead
10775	of duplicate_expr_for_different_base.
10776	(propagate_subacesses_accross_link): Likewise.
10777
107782009-09-03  Richard Sandiford  <rdsandiford@googlemail.com>
10779
10780	* config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
10781	of INSN_P.
10782	(mips16e_collect_argument_saves): Skip debug instructions.
10783	(mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
10784	(mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
10785	(r10k_insert_cache_barriers): Likewise.
10786	(mips_reorg_process_insns): Likewise.
10787
107882009-09-03  Vladimir Makarov  <vmakarov@redhat.com>
10789
10790	PR bootstrap/41241
10791	* ira.c (update_equiv_reg): Remove check on class likely spill.
10792
107932009-09-03  Jakub Jelinek  <jakub@redhat.com>
10794
10795	PR debug/41236
10796	* dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
10797	SIGN_EXTEND or ZERO_EXTEND.  Don't assume there is a REG inside of
10798	it or SUBREG.
10799
10800	PR debug/41238
10801	* function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
10802	the stack slot if it is passed by invisible reference.
10803	* var-tracking.c (vt_add_function_parameters): Handle arguments passed
10804	by invisible reference.
10805
108062009-09-03  Bernd Schmidt  <bernd.schmidt@analog.com>
10807
10808	* config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
10809	* config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
10810	* config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
10811	0.
10812	* config/bfin/sync.md: New file.
10813	* config/bfin/bfin.md: Include it.
10814	(UNSPEC_ATOMIC): New.
10815	(UNSPEC_ONES): Provide a unique number.
10816
10817	From Jie Zhang <jie.zhang@analog.com>:
10818	* config/bfin/bfin.c (ret_regs): New.
10819	(must_save_fp_p): Don't return true because of frame_pointer_needed.
10820	(must_save_rets_p): New.
10821	(n_regs_saved_by_prologue): Use must_save_rets_p instead of
10822	current_function_is_leaf.
10823	(do_link): Likewise.
10824	(do_unlink): Likewise.
10825	(expand_interrupt_handler_prologue): Use ret_regs array.
10826	(expand_interrupt_handler_epilogue): Use ret_regs array and
10827	pass return register to gen_return_internal.
10828	(bfin_expand_epilogue): Pass return register to
10829	gen_return_internal.
10830	(bfin_expand_call): Explicitly clobber RETS.
10831	* config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
10832	* config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
10833	call_insn_fdpic, call_value_insn_fdpic, call_symbol,
10834	call_value_symbol, call_insn, call_value_insn): Explicitly clobber
10835	RETS.
10836	(return_internal): Take a reg rtx rather than the register number.
10837
108382009-09-03  H.J. Lu  <hongjiu.lu@intel.com>
10839
10840	* tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
10841	when comparing against estimated_loop_iterations_int return.
10842
108432009-09-03  Richard Guenther  <rguenther@suse.de>
10844
10845	* dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
10846	eh_personality_libfunc.
10847
108482009-09-03  Razya Ladelsky  <razya@il.ibm.com>
10849
10850	* tree-parloops.c (separate_decls_in_region): Add space.
10851
108522009-09-03  Razya Ladelsky  <razya@il.ibm.com>
10853
10854	* tree-parloops.c (separate_decls_in_region): Change the condition
10855	checking if there are reductions in the loop.
10856
108572009-09-03  Razya Ladelsky  <razya@il.ibm.com>
10858
10859	PR tree-optimization/38275
10860	* tree-parloops.c (parallelize_loops): Replace profitability condition
10861	for expected number of iterations.
10862
108632009-09-03  Alexandre Oliva  <aoliva@redhat.com>
10864
10865	* doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
10866	(bootstrap-debug): Explain conditions in which it becomes default.
10867	(bootstrap-debug-big): Rather than duplicate bootstrap-debug,
10868	make it add to it.
10869
108702009-09-03  Namhyung Kim  <namhyung@gmail.com>
10871
10872	* doc/invoke.texi (Optimize Options): Move
10873	-finline-small-functions to the -O2 list.
10874
108752009-09-03  Alexandre Oliva  <aoliva@redhat.com>
10876
10877	* toplev.c (process_options): Enable var-tracking-assignments
10878	by default if var-tracking is enabled.
10879
108802009-09-02  David Daney  <ddaney@caviumnetworks.com>
10881
10882	* cfgbuild.c (find_bb_boundaries): Split blocks containing a
10883	barrier.
10884	* emit-rtl.c (prev_nonnote_insn_bb): New function.
10885	* rtl.h (prev_nonnote_insn_bb): Declare it.
10886
108872009-09-03  Diego Novillo  <dnovillo@google.com>
10888
10889	* cgraph.c (cgraph_node_for_decl): New.
10890	* cgraph.h (cgraph_node_for_decl): Declare.
10891	* tree.c (host_integerp): Return 0 if T is NULL.
10892
108932009-09-03  Diego Novillo  <dnovillo@google.com>
10894
10895	* tree.h (struct alias_pair): Move from varasm.c.
10896	(alias_pairs): Likewise.
10897	(TYPE_MAXVAL): Define.
10898	(TYPE_MINVAL): Define.
10899	(iterative_hash_host_wide_int): Declare.
10900	(remove_unreachable_alias_pairs): Declare.
10901	* tree-pass.h (pass_ipa_free_lang_data): Declare.
10902	* diagnostic.c (default_diagnostic_starter): Make extern.
10903	(default_diagnostic_finalizer): Make extern.
10904	* diagnostic.h (default_diagnostic_starter): Declare.
10905	(default_diagnostic_finalizer): Declare.
10906	(default_tree_printer): Declare.
10907	* toplev.c (default_tree_printer): Make extern.
10908
109092009-09-03  Richard Guenther  <rguenther@suse.de>
10910	    Diego Novillo  <dnovillo@google.com>
10911
10912	* cgraph.c (cgraph_add_new_function): Remove gimplification.
10913	* cgraphunit.c (cgraph_expand_function): Do not emit
10914	associated thunks from here.
10915	(cgraph_emit_thunks): New.
10916	(cgraph_optimize): Call it.
10917	Return if any IPA pass finds an error.
10918	* varasm.c (finish_aliases_1): Ignore errorneous aliases used
10919	by thunks.
10920
109212009-09-03  Simon Baldwin  <simonb@google.com>
10922	    Rafael Espindola  <espindola@google.com>
10923	    Richard Guenther  <rguenther@suse.de>
10924	    Doug Kwan  <dougkwan@google.com>
10925	    Diego Novillo  <dnovillo@google.com>
10926
10927	* tree.c: Include tree-pass.h, langhooks-def.h,
10928	diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
10929	(free_lang_data_in_type): New.
10930	(need_assembler_name_p): New.
10931	(free_lang_data_in_block): New.
10932	(free_lang_data_in_decl): New.
10933	(struct free_lang_data_d): New.
10934	(add_tree_to_fld_list): New.
10935	(find_decls_types_r): New.
10936	(get_eh_types_for_runtime): New.
10937	(find_decls_types_in_eh_region): New.
10938	(find_decls_types_in_node): New.
10939	(find_decls_types_in_var): New.
10940	(free_lang_data_in_cgraph): New.
10941	(free_lang_data): New.
10942	(gate_free_lang_data): New.
10943	(pass_ipa_free_lang_data): New.
10944
109452009-09-03  Diego Novillo  <dnovillo@google.com>
10946
10947	* timevar.def (TV_IPA_FREE_LANG_DATA): Define.
10948	* langhooks.h (struct lang_hooks): Add field free_lang_data.
10949	(lang_hooks): Remove const qualifier.
10950	* ipa.c (cgraph_remove_unreachable_nodes): Call
10951	remove_unreachable_alias_pairs.
10952	* except.c (add_type_for_runtime): Check if TYPE has
10953	already been converted.
10954	(lookup_type_for_runtime): Likewise.
10955	(check_handled): Handle converted types.
10956	* varasm.c (remove_unreachable_alias_pairs): New.
10957	* gimple.c: Include demangle.h.
10958	(gimple_decl_printable_name): New.
10959	(gimple_fold_obj_type_ref): New.
10960	* gimple.h (gimple_decl_printable_name): Declare.
10961	(gimple_fold_obj_type_ref): Declare.
10962	* passes.c (init_optimization_passes): Add pass
10963	pass_ipa_free_lang_data.
10964	* langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
10965	(LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
10966
109672009-09-03  Diego Novillo  <dnovillo@google.com>
10968
10969	* c-lang.c (lang_hooks): Remove const qualifier.
10970
109712009-09-02  Loren James Rittle  <ljrittle@acm.org>
10972
10973	* doc/install.texi (*-*-freebsd*): Update target information.
10974
109752009-09-02  Anatoly Sokolov  <aesok@post.ru>
10976
10977	* hard-reg-set.h (call_fixed_regs): Remove.
10978	* reginfo.c (call_fixed_regs): Remove.
10979	(init_reg_sets_1): Remove initialization of call_fixed_regs.
10980	(globalize_reg): Don't use call_fixed_regs.
10981	* caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
10982	call_fixed_regs.
10983
109842009-09-01  Michael Matz  <matz@suse.de>
10985
10986	* expr.h (emit_storent_insn, expand_expr_real_1,
10987	expand_expr_real_2): Declare.
10988	* expr.c (emit_storent_insn, expand_expr_real_1,
10989	expand_expr_real_2): Export.
10990	(store_expr): Setting and evaluating dont_return_target is useless.
10991	(expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
10992	LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
10993	* except.c (expand_resx_expr): Rename to ...
10994	(expand_resx_stmt): ... this.  Rewrite to take gimple statement.
10995	* except.h (expand_resx_stmt): Declare.
10996	* stmt.c: Add include gimple.h
10997	(expand_asm_expr): Rename to ...
10998	(expand_asm_stmt): ... this. Rewrite to take gimple statement.
10999	(expand_case): Rewrite to take gimple statement.
11000	* tree.h (expand_asm_stmt): Declare.
11001	(expand_case): Change prototype.
11002	* Makefile.in (stmt.o): Depend on gimple.h.
11003	* builtins.c (expand_builtin_synchronize): Build gimple asm
11004	statement, not an ASM_EXPR.
11005	* cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
11006	gimple_to_tree, release_stmt_tree): Remove.
11007	(expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
11008	ggc_free, but hold comparison code and operands separately.
11009	Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
11010	(expand_call_stmt, expand_gimple_stmt_1,
11011	expand_gimple_stmt): New helpers.
11012	(expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
11013	release_stmt_tree.  Call expand_gimple_stmt instead.
11014	(expand_gimple_basic_block): Ditto.
11015
11016	* calls.c (emit_call_1): Don't look at EH regions here, make
11017	fntree parameter useless.
11018	(expand_call): New local rettype for TREE_TYPE(exp), use it
11019	throughout.  Remove local p, use addr instead.
11020	Don't look at EH regions here.
11021
110222009-09-02  Vladimir Makarov  <vmakarov@redhat.com>
11023
11024	* doc/invoke.texi (-fsched-pressure): Document it.
11025	(-fsched-reg-pressure-heuristic): Remove it.
11026
11027	* reload.c (ira.h): Include.
11028	(find_reloads): Add choosing reload on number of small spilled
11029	classes.
11030
11031	* haifa-sched.c (ira.h): Include.
11032	(sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
11033	saved_reg_pressure, curr_reg_live, saved_reg_live,
11034	region_ref_regs): New variables.
11035	(sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
11036	initiate_reg_pressure_info, setup_ref_regs,
11037	initiate_bb_reg_pressure_info, save_reg_pressure,
11038	restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
11039	functions.
11040	(setup_insn_reg_pressure_info): New function.
11041	(rank_for_schedule): Add pressure checking and insn issue time.
11042	Remove comparison of insn reg weights.
11043	(ready_sort): Set insn reg pressure info.
11044	(update_register_pressure, setup_insn_max_reg_pressure,
11045	update_reg_and_insn_max_reg_pressure,
11046	sched_setup_bb_reg_pressure_info): New functions.
11047	(schedule_insn): Add code for printing and updating reg pressure info.
11048	(find_set_reg_weight, find_insn_reg_weight): Remove.
11049	(ok_for_early_queue_removal): Do nothing if pressure_only_p.
11050	(debug_ready_list): Print reg pressure info.
11051	(schedule_block): Ditto.  Check insn issue time.
11052	(sched_init): Set up sched_pressure_p.  Allocate and set up some
11053	reg pressure related info.
11054	(sched_finish): Free some reg pressure related info.
11055	(fix_tick_ready): Make insn always ready if pressure_p.
11056	(init_h_i_d): Don't call find_insn_reg_weight.
11057	(haifa_finish_h_i_d): Free insn reg pressure info.
11058
11059	* ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
11060	ira_memory_move_cost, ira_class_hard_regs,
11061	ira_class_hard_regs_num, ira_no_alloc_regs,
11062	ira_available_class_regs, ira_reg_class_cover_size,
11063	ira_reg_class_cover, ira_class_translate): Move to ira.h.
11064
11065	* ira-lives.c (single_reg_class): Check mode to find how many
11066	registers are necessary for operand.
11067	(ira_implicitly_set_insn_hard_regs): New.
11068
11069	* common.opt (fsched-pressure): New options.
11070	(fsched-reg-pressure-heuristic): Remove.
11071
11072	* ira.c (setup_eliminable_regset): Rename to
11073	ira_setup_eliminable_regset.  Make it external.
11074	(expand_reg_info): Pass cover class to setup_reg_classes.
11075	(ira): Call resize_reg_info instead of allocate_reg_info.
11076
11077	* sched-deps.c: Include ira.h.
11078	(implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
11079	(create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
11080	reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
11081	mark_insn_hard_regno_birth, mark_insn_reg_birth,
11082	mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
11083	mark_insn_reg_store, mark_insn_reg_clobber,
11084	setup_insn_reg_pressure_info): New.
11085	(sched_analyze_1): Update implicit_reg_pending_uses.
11086	(sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
11087	Use them to create dependencies.  Set insn reg uses and pressure
11088	info.  Process reg_pending_uses in one place.
11089	(free_deps): Free implicit sets.
11090	(remove_from_deps): Remove implicit sets if necessary.  Check
11091	implicit sets when clearing reg_last_in_use.
11092	(init_deps_global): Clear implicit_reg_pending_clobbers and
11093	implicit_reg_pending_uses.
11094
11095	* ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
11096	ira_memory_move_cost, ira_class_hard_regs,
11097	ira_class_hard_regs_num, ira_no_alloc_regs,
11098	ira_available_class_regs, ira_reg_class_cover_size,
11099	ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
11100	(ira_setup_eliminable_regset, ira_set_pseudo_classes,
11101	ira_implicitly_set_insn_hard_regs): New prototypes.
11102
11103	* ira-costs.c (pseudo_classes_defined_p, allocno_p,
11104	cost_elements_num): New variables.
11105	(allocno_costs, total_costs): Rename to costs and
11106	total_allocno_costs.
11107	(COSTS_OF_ALLOCNO): Rename to COSTS.
11108	(allocno_pref): Rename to pref.
11109	(allocno_pref_buffer): Rename to pref_buffer.
11110	(common_classes): Rename to regno_cover_class.
11111	(COST_INDEX): New.
11112	(record_reg_classes): Set allocno attributes only if allocno_p.
11113	(record_address_regs): Ditto.  Use COST_INDEX instead of ALLOCNO_NUM.
11114	(scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
11115	and COSTS_OF_ALLOCNO.
11116	(print_costs): Rename to print_allocno_costs.
11117	(print_pseudo_costs): New.
11118	(process_bb_node_for_costs): Split into 2 functions with new
11119	function process_bb_for_costs.  Pass BB to process_bb_for_costs.
11120	(find_allocno_class_costs): Rename to find_costs_and_classes.  Add
11121	new parameter dump_file.  Use cost_elements_num instead of
11122	ira_allocnos_num.  Make one iteration if preferred classes were
11123	already calculated for scheduler.  Make 2 versions of code
11124	depending on allocno_p.
11125	(setup_allocno_cover_class_and_costs): Check allocno_p.  Use
11126	regno_cover_class and COSTS instead of common_classes and
11127	COSTS_OF_ALLOCNO.
11128	(init_costs, finish_costs): New.
11129	(ira_costs): Set up allocno_p and cost_elements_num.  Call
11130	init_costs and finish_costs.
11131	(ira_set_pseudo_classes): New.
11132
11133	* rtl.h (allocate_reg_info): Remove.
11134	(resize_reg_info): Change return type.
11135	(reg_cover_class): New.
11136	(setup_reg_classes): Add new parameter.
11137
11138	* sched-int.h (struct deps_reg): New member implicit_sets.
11139	(sched_pressure_p, sched_regno_cover_class): New external definitions.
11140	(INCREASE_BITS): New macro.
11141	(struct reg_pressure_data, struct reg_use_data): New.
11142	(struct _haifa_insn_data): Remove reg_weight.  Add members
11143	reg_pressure, reg_use_list, reg_set_list, and
11144	reg_pressure_excess_cost_change.
11145	(struct deps): New member implicit_sets.
11146	(pressure_p): New variable.
11147	(COVER_CLASS_BITS, INCREASE_BITS): New macros.
11148	(struct reg_pressure_data, struct reg_use_data): New.
11149	(INSN_REG_WEIGHT): Remove.
11150	(INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
11151	INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
11152	(sched_init_region_reg_pressure_info,
11153	sched_setup_bb_reg_pressure_info): New prototypes.
11154
11155	* reginfo.c (struct reg_pref): New member coverclass.
11156	(reg_cover_class): New function.
11157	(reginfo_init, pass_reginfo_init): Move after free_reg_info.
11158	(reg_info_size): New variable.
11159	(allocate_reg_info): Make static.  Setup reg_info_size.
11160	(resize_reg_info): Use reg_info_size.  Return flag of resizing.
11161	(setup_reg_classes): Add a new parameter.  Setup cover class too.
11162
11163	* Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
11164	the dependencies.
11165
11166	* sched-rgn.c (deps_join): Set up implicit_sets.
11167	(schedule_region): Set up region and basic blocks pressure
11168	relative info.
11169
11170	* passes.c (init_optimization_passes): Move
11171	pass_subregs_of_mode_init before pass_sched.
11172
111732009-09-02  Martin Jambor  <mjambor@suse.cz>
11174
11175	* tree-sra.c (struct access): New field grp_hint.
11176	(dump_access): Dump grp_hint.
11177	(sort_and_splice_var_accesses): Set grp_hint if a group is read
11178	multiple times.
11179	(analyze_access_subtree): Only scalarize accesses with grp_hint set or
11180	those which have been specifically read and somehow written to.
11181	(propagate_subacesses_accross_link): Set grp_hint of right child and
11182	also possibly of the left child.
11183
111842009-09-02  Jakub Jelinek  <jakub@redhat.com>
11185
11186	* tree-object-size.c (addr_object_size): Always use object_size_type
11187	0 or 2 when determining the pointer pointed object size.
11188
111892009-09-02  Richard Guenther  <rguenther@suse.de>
11190
11191	Revert
11192	2009-08-31  Richard Guenther  <rguenther@suse.de>
11193
11194	* builtins.c (fold_builtin_memory_op): Use the alias oracle
11195	to query if the memory regions for memmove overlap.
11196	* tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
11197	asserts on pointers, instead deal with odd trees.
11198	(ptr_derefs_may_alias_p): Likewise.
11199	(refs_may_alias_p_1): Constructor bases also never alias.
11200
112012009-08-01  Christian Bruel  <christian.bruel@st.com>
11202
11203	Revert:
11204	2009-07-31  Christian Bruel  <christian.bruel@st.com>
11205	* gcc/config.gcc (sh*-*-elf): test with_libgloss.
11206
112072009-09-01  Alexandre Oliva  <aoliva@redhat.com>
11208
11209	* doc/invoke.texi (-fvar-tracking-assignments): New.
11210	(-fvar-tracking-assignments-toggle): New.
11211	(-fdump-final-insns=file): Mark filename as optional.
11212	(--param min-nondebug-insn-uid): New.
11213	(-gdwarf-@{version}): Mention version 4.
11214	* opts.c (common_handle_option): Accept it.
11215	* tree-vrp.c (find_assert_locations_1): Skip debug stmts.
11216	* regrename.c (regrename_optimize): Drop last.  Don't count debug
11217	insns as uses.  Don't reject change because of debug insn.
11218	(do_replace): Reject DEBUG_INSN as chain starter.  Take base_regno
11219	from the chain starter, and check for inexact matches in DEBUG_INSNS.
11220	(scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
11221	(build_def_use): Simplify and fix the marking of DEBUG_INSNs.
11222	* sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
11223	* fwprop.c (forward_propagate_and_simplify): ...into debug insns.
11224	* doc/gimple.texi (is_gimple_debug): New.
11225	(gimple_debug_bind_p): New.
11226	(is_gimple_call, gimple_assign_cast_p): End sentence with period.
11227	* doc/install.texi (bootstrap-debug): More details.
11228	(bootstrap-debug-big, bootstrap-debug-lean): Document.
11229	(bootstrap-debug-lib): More details.
11230	(bootstrap-debug-ckovw): Update.
11231	(bootstrap-time): New.
11232	* tree-into-ssa.c (mark_def_sites): Skip debug stmts.
11233	(insert_phi_nodes_for): Insert debug stmts.
11234	(rewrite_stmt): Take iterator.  Insert debug stmts.
11235	(rewrite_enter_block): Adjust.
11236	(maybe_replace_use_in_debug_stmt): New.
11237	(rewrite_update_stmt): Use it.
11238	(mark_use_interesting): Return early for debug stmts.
11239	* tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
11240	stmts before replacing stmt.
11241	(move_computations_stmt): Likewise.
11242	* ira-conflicts.c (add_copies): Skip debug insns.
11243	* regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
11244	(regstat_bb_compute_ri): Skip debug insns.
11245	* tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
11246	* tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
11247	check_loop_closed_ssa_stmt): Skip debug stmts.
11248	* tree-tailcall.c (find_tail_calls): Likewise.
11249	* tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
11250	* tree.h (MAY_HAVE_DEBUG_STMTS): New.
11251	(build_var_debug_value_stat): Declare.
11252	(build_var_debug_value): Define.
11253	(target_for_debug_bind): Declare.
11254	* reload.c (find_equiv_reg): Skip debug insns.
11255	* rtlanal.c (reg_used_between_p): Skip debug insns.
11256	(side_effects_p): Likewise.
11257	(canonicalize_condition): Likewise.
11258	* ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
11259	insns never depend on debug insns.
11260	(create_ddg_dep_no_link): Likewise.
11261	(add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
11262	Don't add inter-loop dependencies for debug insns.
11263	(build_intra_loop_deps): Likewise.
11264	(create_ddg): Count debug insns.
11265	* ddg.h (struct ddg::num_debug): New.
11266	(num_backargs): Pair up with previous int field.
11267	* diagnostic.c (diagnostic_report_diagnostic): Skip notes on
11268	-fcompare-debug-second.
11269	* final.c (get_attr_length_1): Skip debug insns.
11270	(rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
11271	* gcc.c (invoke_as): Call compare-debug-dump-opt.
11272	(driver_self_specs): Map -fdump-final-insns to
11273	-fdump-final-insns=..
11274	(get_local_tick): New.
11275	(compare_debug_dump_opt_spec_function): Test for . argument and
11276	compute output name.  Compute temp output spec without flag name.
11277	Compute -frandom-seed.
11278	(OPT): Undef after use.
11279	* cfgloopanal.c (num_loop_insns): Skip debug insns.
11280	(average_num_loop_insns): Likewise.
11281	* params.h (MIN_NONDEBUG_INSN_UID): New.
11282	* gimple.def (GIMPLE_DEBUG): New.
11283	* ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
11284	* auto-inc-dec.c (merge_in_block): Skip debug insns.
11285	(merge_in_block): Fix whitespace.
11286	* toplev.c (flag_var_tracking): Update comment.
11287	(flag_var_tracking_assignments): New.
11288	(flag_var_tracking_assignments_toggle): New.
11289	(process_options): Don't open final insns dump file if we're not
11290	going to write to it.  Compute defaults for var_tracking.
11291	* df-scan.c (df_insn_rescan_debug_internal): New.
11292	(df_uses_record): Handle debug insns.
11293	* haifa-sched.c (ready): Initialize n_debug.
11294	(contributes_to_priority): Skip debug insns.
11295	(dep_list_size): New.
11296	(priority): Use it.
11297	(rank_for_schedule): Likewise.  Schedule debug insns as soon as
11298	they're ready.  Disregard previous debug insns to make decisions.
11299	(queue_insn): Never queue debug insns.
11300	(ready_add, ready_remove_first, ready_remove): Count debug insns.
11301	(schedule_insn): Don't reject debug insns because of issue rate.
11302	(get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
11303	(queue_to_ready): Skip and discount debug insns.
11304	(choose_ready): Let debug insns through.
11305	(schedule_block): Check boundary debug insns.  Discount debug
11306	insns, schedule them early.  Adjust whitespace.
11307	(set_priorities): Check for boundary debug insns.
11308	(add_jump_dependencies): Use dep_list_size.
11309	(prev_non_location_insn): New.
11310	(check_cfg): Use it.
11311	* tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
11312	stmts.
11313	(remove_unused_ivs): Reset debug stmts.
11314	* modulo-sched.c (const_iteration_count): Skip debug insns.
11315	(res_MII): Discount debug insns.
11316	(loop_single_full_bb_p): Skip debug insns.
11317	(sms_schedule): Likewise.
11318	(sms_schedule_by_order): Likewise.
11319	(ps_has_conflicts): Likewise.
11320	* caller-save.c (refmarker_fn): New.
11321	(save_call_clobbered_regs): Replace regs with saved mem in
11322	debug insns.
11323	(mark_referenced_regs): Take pointer, mark and arg.  Adjust.
11324	Call refmarker_fn mark for hardregnos.
11325	(mark_reg_as_referenced): New.
11326	(replace_reg_with_saved_mem): New.
11327	* ipa-pure-const.c (check_stmt): Skip debug stmts.
11328	* cse.c (cse_insn): Canonicalize debug insns.  Skip them when
11329	searching back.
11330	(cse_extended_basic_block): Skip debug insns.
11331	(count_reg_usage): Likewise.
11332	(is_dead_reg): New, split out of...
11333	(set_live_p): ... here.
11334	(insn_live_p): Use it for debug insns.
11335	* tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
11336	(execute_optimize_stdarg): Likewise.
11337	* tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
11338	* tree-ssa-propagate.c (substitute_and_fold): Don't regard
11339	changes in debug stmts as changes.
11340	* sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
11341	(moveup_expr): Don't move across debug insns.  Don't move
11342	debug insn if it would create a bookkeeping block.
11343	(moveup_expr_cached): Don't use cache for debug insns that
11344	are heads of blocks.
11345	(compute_av_set_inside_bb): Skip debug insns.
11346	(sel_rank_for_schedule): Schedule debug insns first.  Remove
11347	dead code.
11348	(block_valid_for_bookkeeping_p); Support lax searches.
11349	(create_block_for_bookkeeping): Adjust block numbers when
11350	encountering debug-only blocks.
11351	(find_place_for_bookkeeping): Deal with debug-only blocks.
11352	(generate_bookkeeping_insn): Accept no place to insert.
11353	(remove_temp_moveop_nops): New argument full_tidying.
11354	(prepare_place_to_insert): Deal with debug insns.
11355	(advance_state_on_fence): Debug insns don't start cycles.
11356	(update_boundaries): Take fence as argument.  Deal with
11357	debug insns.
11358	(schedule_expr_on_boundary): No full_tidying on debug insns.
11359	(fill_insns): Deal with debug insns.
11360	(track_scheduled_insns_and_blocks): Don't count debug insns.
11361	(need_nop_to_preserve_insn_bb): New, split out of...
11362	(remove_insn_from_stream): ... this.
11363	(fur_orig_expr_not_found): Skip debug insns.
11364	* rtl.def (VALUE): Move up.
11365	(DEBUG_INSN): New.
11366	* tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
11367	(nearest_common_dominator_of_uses): Take debug_stmts argument.
11368	Set it if debug stmts are found.
11369	(statement_sink_location): Skip debug stmts.  Propagate
11370	moving defs into debug stmts.
11371	* ifcvt.c (first_active_insn): Skip debug insns.
11372	(last_active_insns): Likewise.
11373	(cond_exec_process_insns): Likewise.
11374	(noce_process_if_block): Likewise.
11375	(check_cond_move_block): Likewise.
11376	(cond_move_convert_if_block): Likewise.
11377	(block_jumps_and_fallthru_p): Likewise.
11378	(dead_or_predicable): Likewise.
11379	* dwarf2out.c (debug_str_hash_forced): New.
11380	(find_AT_string): Add comment.
11381	(gen_label_for_indirect_string): New.
11382	(get_debug_string_label): New.
11383	(AT_string_form): Use it.
11384	(mem_loc_descriptor): Handle non-TLS symbols.  Handle MINUS , DIV,
11385	MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING.  Accept but
11386	discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
11387	several operations that cannot be represented with DWARF opcodes.
11388	(loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND.  Require
11389	dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
11390	(dwarf2out_var_location): Take during-call mark into account.
11391	(output_indirect_string): Update comment.  Output if there are
11392	label and references.
11393	(prune_indirect_string): New.
11394	(prune_unused_types): Call it if debug_str_hash_forced.
11395	More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
11396	(dw_long_long_const): Remove.
11397	(struct dw_val_struct): Change val_long_long type to rtx.
11398	(print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
11399	val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
11400	(output_die): Likewise.  Use HOST_BITS_PER_WIDE_INT size of each
11401	component instead of HOST_BITS_PER_LONG.
11402	(output_loc_operands): Likewise.  For const8* assert
11403	HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
11404	(output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
11405	rather than HOST_BITS_PER_LONG is >= 64.
11406	(add_AT_long_long): Remove val_hi and val_lo arguments, add
11407	val_const_double.
11408	(size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
11409	HOST_BITS_PER_LONG for dw_val_class_long_long.
11410	(add_const_value_attribute): Adjust add_AT_long_long caller.  Don't
11411	handle TLS SYMBOL_REFs.  If CONST wraps a constant, tail recurse.
11412	(dwarf_stack_op_name): Handle DW_OP_implicit_value and
11413	DW_OP_stack_value.
11414	(size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
11415	Handle DW_OP_implicit_value.
11416	(extract_int): Move prototype earlier.
11417	(mem_loc_descriptor): For SUBREG punt if inner
11418	mode size is wider than DWARF2_ADDR_SIZE.  Handle SIGN_EXTEND
11419	and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}.  Handle
11420	EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
11421	UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
11422	(loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
11423	instead of Pmode size.
11424	(loc_descriptor): Add MODE argument.  Handle CONST_INT, CONST_DOUBLE,
11425	CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
11426	attempt to handle other expressions.  Don't handle TLS SYMBOL_REFs.
11427	(concat_loc_descriptor, concatn_loc_descriptor,
11428	loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
11429	(add_location_or_const_value_attribute): Likewise.  For single
11430	location loc_lists attempt to use add_const_value_attribute
11431	for constant decls.  Add DW_AT_const_value even if
11432	NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
11433	in its expression.
11434	* cfgbuild.c (inside_basic_block_p): Handle debug insns.
11435	(control_flow_insn_p): Likewise.
11436	* tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
11437	(separate_decls_in_region_debug_bind): New.
11438	(separate_decls_in_region): Process debug bind stmts afterwards.
11439	* recog.c (verify_changes): Handle debug insns.
11440	(extract_insn): Likewise.
11441	(peephole2_optimize): Skip debug insns.
11442	* dse.c (scan_insn): Skip debug insns.
11443	* sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
11444	Pass it on.
11445	(setup_id_for_insn): Handle debug insns.
11446	(maybe_tidy_empty_bb): Adjust whitespace.
11447	(tidy_control_flow): Skip debug insns.
11448	(sel_remove_insn): Adjust for debug insns.
11449	(sel_estimate_number_of_insns): Skip debug insns.
11450	(create_insn_rtx_from_pattern): Handle debug insns.
11451	(create_copy_of_insn_rtx): Likewise.
11452	* sel-sched-.h (sel_bb_end): Declare.
11453	(sel_bb_empty_or_nop_p): New.
11454	(get_all_loop_exits): Use it.
11455	(_eligible_successor_edge_p): Likewise.
11456	(return_nop_to_pool): Adjust.
11457	* tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
11458	* ira-lives.c (process_bb_node_lives): Skip debug insns.
11459	* gimple-pretty-print.c (dump_gimple_debug): New.
11460	(dump_gimple_stmt): Use it.
11461	(dump_bb_header): Skip gimple debug stmts.
11462	* regmove.c (optimize_reg_copy_1): Discount debug insns.
11463	(fixup_match_2): Likewise.
11464	(regmove_backward_pass): Likewise.  Simplify combined
11465	replacement.  Handle debug insns.
11466	* function.c (instantiate_virtual_regs): Handle debug insns.
11467	* function.h (struct emit_status): Add x_cur_debug_insn_uid.
11468	* print-rtl.h: Include cselib.h.
11469	(print_rtx): Print VALUEs.  Split out and recurse for VAR_LOCATIONs.
11470	* df.h (df_inns_rescan_debug_internal): Declare.
11471	* gcse.c (alloc_hash_table): Estimate n_insns.
11472	(cprop_insn): Don't regard debug insns as changes.
11473	(bypass_conditional_jumps): Skip debug insns.
11474	(one_pre_gcse_pass): Adjust.
11475	(one_code_hoisting_pass): Likewise.
11476	(compute_ld_motion_mems): Skip debug insns.
11477	(one_cprop_pass): Adjust.
11478	* tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
11479	(if_convertible_stmt_p): Handle debug stmts.
11480	* init-regs.c (initialize_uninitialized_regs): Skip debug insns.
11481	* tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
11482	* ira-build.c (create_bb_allocnos): Skip debug insns.
11483	* tree-flow-inline.h (has_zero_uses): Discount debug stmts.
11484	(has_single_use): Likewise.
11485	(single_imm_use): Likewise.
11486	(num_imm_uses): Likewise.
11487	* tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
11488	* tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
11489	(create_outofssa_var_map): Likewise.
11490	* lower-subreg.c (adjust_decomposed_uses): New.
11491	(resolve_debug): New.
11492	(decompose_multiword_subregs): Use it.
11493	* tree-dfa.c (find_referenced_vars): Skip debug stmts.
11494	* emit-rtl.c: Include params.h.
11495	(cur_debug_insn_uid): Define.
11496	(set_new_first_and_last_insn): Set cur_debug_insn_uid too.
11497	(copy_rtx_if_shared_1): Handle debug insns.
11498	(reset_used_flags): Likewise.
11499	(set_used_flags): LIkewise.
11500	(get_max_insn_count): New.
11501	(next_nondebug_insn): New.
11502	(prev_nondebug_insn): New.
11503	(make_debug_insn_raw): New.
11504	(emit_insn_before_noloc): Handle debug insns.
11505	(emit_jump_insn_before_noloc): Likewise.
11506	(emit_call_insn_before_noloc): Likewise.
11507	(emit_debug_insn_before_noloc): New.
11508	(emit_insn_after_noloc): Handle debug insns.
11509	(emit_jump_insn_after_noloc): Likewise.
11510	(emit_call_insn_after_noloc): Likewise.
11511	(emit_debug_insn_after_noloc): Likewise.
11512	(emit_insn_after): Take loc from earlier non-debug insn.
11513	(emit_jump_insn_after): Likewise.
11514	(emit_call_insn_after): Likewise.
11515	(emit_debug_insn_after_setloc): New.
11516	(emit_debug_insn_after): New.
11517	(emit_insn_before): Take loc from later non-debug insn.
11518	(emit_jump_insn_before): Likewise.
11519	(emit_call_insn_before): Likewise.
11520	(emit_debug_insn_before_setloc): New.
11521	(emit_debug_insn_before): New.
11522	(emit_insn): Handle debug insns.
11523	(emit_debug_insn): New.
11524	(emit_jump_insn): Handle debug insns.
11525	(emit_call_insn): Likewise.
11526	(emit): Likewise.
11527	(init_emit): Take min-nondebug-insn-uid into account.
11528	Initialize cur_debug_insn_uid.
11529	(emit_copy_of_insn_after): Handle debug insns.
11530	* cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
11531	location of single rhs in place.
11532	(maybe_dump_rtl_for_gimple_stmt): Dump lineno.
11533	(floor_sdiv_adjust): New.
11534	(cell_sdiv_adjust): New.
11535	(cell_udiv_adjust): New.
11536	(round_sdiv_adjust): New.
11537	(round_udiv_adjust): New.
11538	(wrap_constant): Moved from cselib.
11539	(unwrap_constant): New.
11540	(expand_debug_expr): New.
11541	(expand_debug_locations): New.
11542	(expand_gimple_basic_block): Drop hiding redeclaration.  Expand
11543	debug bind stmts.
11544	(gimple_expand_cfg): Expand debug locations.
11545	* cselib.c: Include tree-pass.h.
11546	(struct expand_value_data): New.
11547	(cselib_record_sets_hook): New.
11548	(PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
11549	(cselib_clear_table): Move, and implemnet in terms of...
11550	(cselib_reset_table_with_next_value): ... this.
11551	(cselib_get_next_unknown_value): New.
11552	(discard_useless_locs): Don't discard preserved values.
11553	(cselib_preserve_value): New.
11554	(cselib_preserved_value_p): New.
11555	(cselib_preserve_definitely): New.
11556	(cselib_clear_preserve): New.
11557	(cselib_preserve_only_values): New.
11558	(new_cselib_val): Take rtx argument.  Dump it in details.
11559	(cselib_lookup_mem): Adjust.
11560	(expand_loc): Take regs_active in struct.  Adjust.  Silence
11561	dumps unless details are requested.
11562	(cselib_expand_value_rtx_cb): New.
11563	(cselib_expand_value_rtx): Rename and reimplment in terms of...
11564	(cselib_expand_value_rtx_1): ... this.  Adjust.  Silence dumps
11565	without details.  Copy more subregs.  Try to resolve values
11566	using a callback.  Wrap constants.
11567	(cselib_subst_to_values): Adjust.
11568	(cselib_log_lookup): New.
11569	(cselib_lookup): Call it.
11570	(cselib_invalidate_regno): Don't count preserved values as useless.
11571	(cselib_invalidate_mem): Likewise.
11572	(cselib_record_set): Likewise.
11573	(struct set): Renamed to cselib_set, moved to cselib.h.
11574	(cselib_record_sets): Adjust.  Call hook.
11575	(cselib_process_insn): Reset table when it would be cleared.
11576	(dump_cselib_val): New.
11577	(dump_cselib_table): New.
11578	* tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
11579	(remove_forwarder_block): Support moving debug stmts.
11580	* cselib.h (cselib_record_sets_hook): Declare.
11581	(cselib_expand_callback): New type.
11582	(cselib_expand_value_rtx_cb): Declare.
11583	(cselib_reset_table_with_next_value): Declare.
11584	(cselib_get_next_unknown_value): Declare.
11585	(cselib_preserve_value): Declare.
11586	(cselib_preserved_value_p): Declare.
11587	(cselib_preserve_only_values): Declare.
11588	(dump_cselib_table): Declare.
11589	* cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
11590	(try_crossjump_to_edge): Likewise.
11591	(delete_unreachable_blocks): Remove dominant GIMPLE blocks after
11592	dominated blocks when debug stmts are present.
11593	* simplify-rtx.c (delegitimize_mem_from_attrs): New.
11594	* tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
11595	(set_var_live_on_entry): Likewise.
11596	* loop-invariant.c (find_invariants_bb): Skip debug insns.
11597	* cfglayout.c (curr_location, last_location): Make static.
11598	(set_curr_insn_source_location): Don't avoid bouncing.
11599	(get_curr_insn_source_location): New.
11600	(get_curr_insn_block): New.
11601	(duplicate_insn_chain): Handle debug insns.
11602	* tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
11603	into debug stmts.
11604	* common.opt (fcompare-debug): Move to sort order.
11605	(fdump-unnumbered-links): Likewise.
11606	(fvar-tracking-assignments): New.
11607	(fvar-tracking-assignments-toggle): New.
11608	* tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
11609	because of debug stmts.
11610	(mark_stmt_if_obviously_necessary): Mark debug stmts.
11611	(eliminate_unnecessary_stmts): Walk dominated blocks before
11612	dominators.
11613	* tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
11614	* ira.c (memref_used_between_p): Skip debug insns.
11615	(update_equiv_regs): Likewise.
11616	* sched-deps.c (sd_lists_size): Accept empty list.
11617	(sd_init_insn): Mark debug insns.
11618	(sd_finish_insn): Unmark them.
11619	(sd_add_dep): Reject non-debug deps on debug insns.
11620	(fixup_sched_groups): Give debug insns group treatment.
11621	Skip debug insns.
11622	(sched_analyze_reg): Don't mark debug insns for sched before call.
11623	(sched_analyze_2): Handle debug insns.
11624	(sched_analyze_insn): Compute next non-debug insn.  Handle debug
11625	insns.
11626	(deps_analyze_insn): Handle debug insns.
11627	(deps_start_bb): Skip debug insns.
11628	(init_deps): Initialize last_debug_insn.
11629	* tree-ssa.c (target_for_debug_bind): New.
11630	(find_released_ssa_name): New.
11631	(propagate_var_def_into_debug_stmts): New.
11632	(propagate_defs_into_debug_stmts): New.
11633	(verify_ssa): Skip debug bind stmts without values.
11634	(warn_uninialized_vars): Skip debug stmts.
11635	* target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
11636	* rtl.c (rtx_equal_p_cb): Handle VALUEs.
11637	(rtx_equal_p): Likewise.
11638	* ira-costs.c (scan_one_insn): Skip debug insns.
11639	(process_bb_node_for_hard_reg_moves): Likewise.
11640	* rtl.h (DEBUG_INSN_P): New.
11641	(NONDEBUG_INSN_P): New.
11642	(MAY_HAVE_DEBUG_INSNS): New.
11643	(INSN_P): Accept debug insns.
11644	(RTX_FRAME_RELATED_P): Likewise.
11645	(INSN_DELETED_P): Likewise
11646	(PAT_VAR_LOCATION_DECL): New.
11647	(PAT_VAR_LOCATION_LOC): New.
11648	(PAT_VAR_OCATION_STATUS): New.
11649	(NOTE_VAR_LOCATION_DECL): Reimplement.
11650	(NOTE_VAR_LOCATION_LOC): Likewise.
11651	(NOTE_VAR_LOCATION_STATUS): Likewise.
11652	(INSN_VAR_LOCATION): New.
11653	(INSN_VAR_LOCATION_DECL): New.
11654	(INSN_VAR_LOCATION_LOC): New.
11655	(INSN_VAR_LOCATION_STATUS): New.
11656	(gen_rtx_UNKNOWN_VAR_LOC): New.
11657	(VAR_LOC_UNKNOWN_P): New.
11658	(NOTE_DURING_CALL_P): New.
11659	(SCHED_GROUP_P): Accept debug insns.
11660	(emit_debug_insn_before): Declare.
11661	(emit_debug_insn_before_noloc): Declare.
11662	(emit_debug_insn_beore_setloc): Declare.
11663	(emit_debug_insn_after): Declare.
11664	(emit_debug_insn_after_noloc): Declare.
11665	(emit_debug_insn_after_setloc): Declare.
11666	(emit_debug_insn): Declare.
11667	(make_debug_insn_raw): Declare.
11668	(prev_nondebug_insn): Declare.
11669	(next_nondebug_insn): Declare.
11670	(delegitimize_mem_from_attrs): Declare.
11671	(get_max_insn_count): Declare.
11672	(wrap_constant): Declare.
11673	(unwrap_constant): Declare.
11674	(get_curr_insn_source_location): Declare.
11675	(get_curr_insn_block): Declare.
11676	* tree-inline.c (insert_debug_decl_map): New.
11677	(processing_debug_stmt): New.
11678	(remap_decl): Don't create new mappings in debug stmts.
11679	(remap_gimple_op_r): Don't add references in debug stmts.
11680	(copy_tree_body_r): Likewise.
11681	(remap_gimple_stmt): Handle debug bind stmts.
11682	(copy_bb): Skip debug stmts.
11683	(copy_edges_for_bb): Likewise.
11684	(copy_debug_stmt): New.
11685	(copy_debug_stmts): New.
11686	(copy_body): Copy debug stmts at the end.
11687	(insert_init_debug_bind): New.
11688	(insert_init_stmt): Take id.  Skip and emit debug stmts.
11689	(setup_one_parameter): Remap variable earlier, register debug mapping.
11690	(estimate_num_insns): Skip debug stmts.
11691	(expand_call_inline): Preserve debug_map.
11692	(optimize_inline_calls): Check for no debug_stmts left-overs.
11693	(unsave_expr_now): Preserve debug_map.
11694	(copy_gimple_seq_and_replace_locals): Likewise.
11695	(tree_function_versioning): Check for no debug_stmts left-overs.
11696	Init and destroy debug_map as needed.  Split edges unconditionally.
11697	(build_duplicate_type): Init and destroy debug_map as needed.
11698	* tree-inline.h: Include gimple.h instead of pointer-set.h.
11699	(struct copy_body_data): Add debug_stmts and debug_map.
11700	* sched-int.h (struct ready_list): Add n_debug.
11701	(struct deps): Add last_debug_insn.
11702	(DEBUG_INSN_SCHED_P): New.
11703	(BOUNDARY_DEBUG_INSN_P): New.
11704	(SCHEDULE_DEBUG_INSN_P): New.
11705	(sd_iterator_cond): Accept empty list.
11706	* combine.c (create_log_links): Skip debug insns.
11707	(combine_instructions): Likewise.
11708	(cleanup_auto_inc_dec): New.  From Jakub Jelinek: Make sure the
11709	return value is always unshared.
11710	(struct rtx_subst_pair): New.
11711	(auto_adjust_pair): New.
11712	(propagate_for_debug_subst): New.
11713	(propagate_for_debug): New.
11714	(try_combine): Skip debug insns.  Propagate removed defs into
11715	debug insns.
11716	(next_nonnote_nondebug_insn): New.
11717	(distribute_notes): Use it.  Skip debug insns.
11718	(distribute_links): Skip debug insns.
11719	* tree-outof-ssa.c (set_location_for_edge): Likewise.
11720	* resource.c (mark_target_live_regs): Likewise.
11721	* var-tracking.c: Include cselib.h and target.h.
11722	(enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
11723	MO_VAL_SET.
11724	(micro_operation_type_name): New.
11725	(enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
11726	(struct micro_operation_def): Update comments.
11727	(decl_or_value): New type.  Use instead of decls.
11728	(struct emit_note_data_def): Add vars.
11729	(struct attrs_def): Use decl_or_value.
11730	(struct variable_tracking_info_def): Add permp, flooded.
11731	(struct location_chain_def): Update comment.
11732	(struct variable_part_def): Use decl_or_value.
11733	(struct variable_def): Make var_part a variable length array.
11734	(valvar_pool): New.
11735	(scratch_regs): New.
11736	(cselib_hook_called): New.
11737	(dv_is_decl_p): New.
11738	(dv_is_value_p): New.
11739	(dv_as_decl): New.
11740	(dv_as_value): New.
11741	(dv_as_opaque): New.
11742	(dv_onepart_p): New.
11743	(dv_pool): New.
11744	(IS_DECL_CODE): New.
11745	(check_value_is_not_decl): New.
11746	(dv_from_decl): New.
11747	(dv_from_value): New.
11748	(dv_htab_hash): New.
11749	(variable_htab_hash): Use it.
11750	(variable_htab_eq): Support values.
11751	(variable_htab_free): Free from the right pool.
11752	(attrs_list_member, attrs_list_insert): Use decl_or_value.
11753	(attrs_list_union): Adjust.
11754	(attrs_list_mpdv_union): New.
11755	(tie_break_pointers): New.
11756	(canon_value_cmp): New.
11757	(unshare_variable): Return possibly-modified slot.
11758	(vars_copy_1): Adjust.
11759	(var_reg_decl_set): Adjust.  Split out of...
11760	(var_reg_set): ... this.
11761	(get_init_value): Adjust.
11762	(var_reg_delete_and_set): Adjust.
11763	(var_reg_delete): Adjust.
11764	(var_regno_delete): Adjust.
11765	(var_mem_decl_set): Split out of...
11766	(var_mem_set): ... this.
11767	(var_mem_delete_and_set): Adjust.
11768	(var_mem_delete): Adjust.
11769	(val_store): New.
11770	(val_reset): New.
11771	(val_resolve): New.
11772	(variable_union): Adjust.  Speed up merge of 1-part vars.
11773	(variable_canonicalize): Use unshared slot.
11774	(VALUED_RECURSED_INTO): New.
11775	(find_loc_in_1pdv): New.
11776	(struct dfset_merge): New.
11777	(insert_into_intersection): New.
11778	(intersect_loc_chains): New.
11779	(loc_cmp): New.
11780	(canonicalize_loc_order_check): New.
11781	(canonicalize_values_mark): New.
11782	(canonicalize_values_star): New.
11783	(variable_merge_over_cur): New.
11784	(variable_merge_over_src): New.
11785	(dataflow_set_merge): New.
11786	(dataflow_set_equiv_regs): New.
11787	(remove_duplicate_values): New.
11788	(struct dfset_post_merge): New.
11789	(variable_post_merge_new_vals): New.
11790	(variable_post_merge_perm_vals): New.
11791	(dataflow_post_merge_adjust): New.
11792	(find_mem_expr_in_1pdv): New.
11793	(dataflow_set_preserve_mem_locs): New.
11794	(dataflow_set_remove_mem_locs): New.
11795	(dataflow_set_clear_at_call): New.
11796	(onepart_variable_different_p): New.
11797	(variable_different_p): Use it.
11798	(dataflow_set_different_1): Adjust.  Make detailed dump more verbose.
11799	(track_expr_p): Add need_rtl parameter.  Don't generate rtl
11800	if not needed.
11801	(track_loc_p): Pass it true.
11802	(struct count_use_info): New.
11803	(find_use_val): New.
11804	(replace_expr_with_values): New.
11805	(log_op_type): New.
11806	(use_type): New, partially split out of...
11807	(count_uses): ... this.  Count new micro-ops.
11808	(count_uses_1): Adjust.
11809	(count_stores): Adjust.
11810	(count_with_sets): New.
11811	(VAL_NEEDS_RESOLUTION): New.
11812	(VAL_HOLDS_TRACK_EXPR): New.
11813	(VAL_EXPR_IS_COPIED): New.
11814	(VAL_EXPR_IS_CLOBBERED): New.
11815	(add_uses): Adjust.  Generate new micro-ops.
11816	(add_uses_1): Adjust.
11817	(add_stores): Generate new micro-ops.
11818	(add_with_sets): New.
11819	(find_src_status): Adjust.
11820	(find_src_set_src): Adjust.
11821	(compute_bb_dataflow): Use dataflow_set_clear_at_call.
11822	Handle new micro-ops.  Canonicalize value equivalances.
11823	(vt_find_locations): Compute total size of hash tables for
11824	dumping.  Perform merge for var-tracking-assignments.  Don't
11825	disregard single-block loops.
11826	(dump_attrs_list): Handle decl_or_value.
11827	(dump_variable): Take variable.  Deal with decl_or_value.
11828	(dump_variable_slot): New.
11829	(dump_vars): Use it.
11830	(dump_dataflow_sets): Adjust.
11831	(set_slot_part): New, extended to support one-part variables
11832	after splitting out of...
11833	(set_variable_part): ... this.
11834	(clobber_slot_part): New, split out of...
11835	(clobber_variable_part): ... this.
11836	(delete_slot_part): New, split out of...
11837	(delete_variable_part): .... this.
11838	(check_wrap_constant): New.
11839	(vt_expand_loc_callback): New.
11840	(vt_expand_loc): New.
11841	(emit_note_insn_var_location): Adjust.  Handle values.  Handle
11842	EMIT_NOTE_AFTER_CALL_INSN.
11843	(emit_notes_for_differences_1): Adjust.  Handle values.
11844	(emit_notes_for_differences_2): Likewise.
11845	(emit_notes_for_differences): Adjust.
11846	(emit_notes_in_bb): Take pointer to set.  Emit AFTER_CALL_INSN notes.
11847	Adjust.  Handle new micro-ops.
11848	(vt_add_function_parameters): Adjust.  Create and bind values.
11849	(vt_initialize): Adjust.  Initialize scratch_regs and
11850	valvar_pool, flooded and perm..  Initialize and use cselib.  Log
11851	operations.  Move some code to count_with_sets and add_with_sets.
11852	(delete_debug_insns): New.
11853	(vt_debug_insns_local): New.
11854	(vt_finalize): Release permp, valvar_pool, scratch_regs.  Finish
11855	cselib.
11856	(var_tracking_main): If var-tracking-assignments is enabled
11857	but var-tracking isn't, delete debug insns and leave.  Likewise
11858	if we exceed limits or fail the stack adjustments tests, and
11859	after all var-tracking processing.
11860	More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
11861	(dataflow_set): Add traversed_vars.
11862	(value_chain, const_value_chain): New typedefs.
11863	(value_chain_pool, value_chains): New variables.
11864	(value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
11865	add_value_chains, add_cselib_value_chains, remove_value_chain,
11866	remove_value_chains, remove_cselib_value_chains): New functions.
11867	(shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
11868	shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
11869	static inlines.
11870	(shared_hash_find_slot_unshare, shared_hash_find_slot,
11871	shared_hash_find_slot_noinsert, shared_hash_find): Update.
11872	(dst_can_be_shared): New variable.
11873	(unshare_variable): Unshare set->vars if shared, use shared_hash_*.
11874	Clear dst_can_be_shared.  If set->traversed_vars is non-NULL and
11875	different from set->vars, look up slot again instead of using the
11876	passed in slot.
11877	(dataflow_set_init): Initialize traversed_vars.
11878	(variable_union): Use shared_hash_*.  Use initially NO_INSERT
11879	lookup if set->vars is shared.  Don't keep slot cleared before
11880	calling unshare_variable.  Unshare set->vars if needed.  Adjust
11881	unshare_variable callers.  Clear dst_can_be_shared if needed.
11882	Even ->refcount == 1 vars must be unshared if set->vars is shared
11883	and var needs to be modified.
11884	(dataflow_set_union): Set traversed_vars during canonicalization.
11885	(VALUE_CHANGED, DECL_CHANGED): Define.
11886	(set_dv_changed, dv_changed_p): New static inlines.
11887	(track_expr_p): Clear DECL_CHANGED.
11888	(dump_dataflow_sets): Set it.
11889	(variable_was_changed): Call set_dv_changed.
11890	(emit_note_insn_var_location): Likewise.
11891	(changed_variables_stack): New variable.
11892	(check_changed_vars_1, check_changed_vars_2): New functions.
11893	(emit_notes_for_changes): Do nothing if changed_variables is
11894	empty.  Traverse changed_variables with check_changed_vars_1,
11895	call check_changed_vars_2 on each changed_variables_stack entry.
11896	(emit_notes_in_bb): Add SET argument.  Just clear it at the
11897	beginning, use it instead of local &set, don't destroy it at the end.
11898	(vt_emit_notes): Call dataflow_set_clear early on all
11899	VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
11900	computed set, dataflow_set_clear also VTI(bb)->in when we are
11901	done with the basic block.  Initialize changed_variables_stack,
11902	free it afterwards.  If ENABLE_CHECKING verify that after noting
11903	differences to an empty set value_chains hash table is empty.
11904	(vt_initialize): Initialize value_chains and value_chain_pool.
11905	(vt_finalize): Delete value_chains htab, free value_chain_pool.
11906	(variable_tracking_main): Call dump_dataflow_sets before calling
11907	vt_emit_notes, not after it.
11908	* tree-flow.h (propagate_defs_into_debug_stmts): Declare.
11909	(propagate_var_def_into_debug_stmts): Declare.
11910	* df-problems.c (df_lr_bb_local_compute): Skip debug insns.
11911	(df_set_note): Reject debug insns.
11912	(df_whole_mw_reg_dead_p): Take added_notes_p argument.  Don't
11913	add notes to debug insns.
11914	(df_note_bb_compute): Adjust.  Likewise.
11915	(df_simulate_uses): Skip debug insns.
11916	(df_simulate_initialize_backwards): Likewise.
11917	* reg-stack.c (subst_stack_regs_in_debug_insn): New.
11918	(subst_stack_regs_pat): Reject debug insns.
11919	(convert_regs_1): Handle debug insns.
11920	* Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
11921	(print-rtl.o): Depend on cselib.h.
11922	(cselib.o): Depend on TREE_PASS_H.
11923	(var-tracking.o): Depend on cselib.h and TARGET_H.
11924	* sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
11925	(init_ready_list): Skip boundary debug insns.
11926	(add_branch_dependences): Skip debug insns.
11927	(free_block_dependencies): Check for blocks with only debug insns.
11928	(compute_priorities): Likewise.
11929	* gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
11930	(gimple_build_with_ops_stat): Take subcode as unsigned.  Adjust
11931	all callers.
11932	(gimple_build_debug_bind_stat): New.
11933	(empty_body_p): Skip debug stmts.
11934	(gimple_has_side_effects): Likewise.
11935	(gimple_rhs_has_side_effects): Likewise.
11936	* gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
11937	(gimple_build_debug_bind_stat): Declare.
11938	(gimple_build_debug_bind): Define.
11939	(is_gimple_debug): New.
11940	(gimple_debug_bind_p): New.
11941	(gimple_debug_bind_get_var): New.
11942	(gimple_debug_bind_get_value): New.
11943	(gimple_debug_bind_get_value_ptr): New.
11944	(gimple_debug_bind_set_var): New.
11945	(gimple_debug_bind_set_value): New.
11946	(GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
11947	(gimple_debug_bind_reset_value): New.
11948	(gimple_debug_bind_has_value_p): New.
11949	(gsi_next_nondebug): New.
11950	(gsi_prev_nondebug): New.
11951	(gsi_start_nondebug_bb): New.
11952	(gsi_last_nondebug_bb): New.
11953	* sched-vis.c (print_pattern): Handle VAR_LOCATION.
11954	(print_insn): Handle DEBUG_INSN.
11955	* tree-cfg.c (remove_bb): Walk stmts backwards.  Let loc
11956	of first insn prevail.
11957	(first_stmt): Skip debug stmts.
11958	(first_non_label_stmt): Likewise.
11959	(last_stmt): Likewise.
11960	(has_zero_uses_1): New.
11961	(single_imm_use_1): New.
11962	(verify_gimple_debug): New.
11963	(verify_types_in_gimple_stmt): Handle debug stmts.
11964	(verify_stmt): Likewise.
11965	(debug_loop_num): Skip debug stmts.
11966	(remove_edge_and_dominated_blocks): Remove dominators last.
11967	* tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
11968	(linearize_expr): Likewise.
11969	* config/i386/i386.c (ix86_delegitimize_address): Call
11970	default implementation.
11971	* config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
11972	(group_barrier_needed): Skip debug insns.
11973	(emit_insn_group_barriers): Likewise.
11974	(emit_all_insn_group_barriers): Likewise.
11975	(ia64_variable_issue): Handle debug insns.
11976	(ia64_dfa_new_cycle): Likewise.
11977	(final_emit_insn_group_barriers): Skip debug insns.
11978	(ia64_dwarf2out_def_steady_cfa): Take frame argument.  Don't
11979	def cfa without frame.
11980	(process_set): Likewise.
11981	(process_for_unwind_directive): Pass frame on.
11982	* config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
11983	(rs6000_delegitimize_address): New.
11984	(rs6000_debug_adjust_cost): Handle debug insns.
11985	(is_microcoded_insn): Likewise.
11986	(is_cracked_insn): Likewise.
11987	(is_nonpipeline_insn): Likewise.
11988	(insn_must_be_first_in_group): Likewise.
11989	(insn_must_be_last_in_group): Likewise.
11990	(force_new_group): Likewise.
11991	* cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
11992	contains only debug insns.
11993	(rtl_merge_blocks): Skip debug insns.
11994	(purge_dead_edges): Likewise.
11995	(rtl_block_ends_with_call_p): Skip debug insns.
11996	* dce.c (deletable_insn_p): Handle VAR_LOCATION.
11997	(mark_reg_dependencies): Skip debug insns.
11998	* params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
11999	* tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
12000	* tree-ssa-threadedge.c
12001	(record_temporary_equivalences_from_stmts): Skip debug stmts.
12002	* regcprop.c (replace_oldest_value_addr): Skip debug insns.
12003	(replace_oldest_value_mem): Use ALL_REGS for debug insns.
12004	(copyprop_hardreg_forward_1): Handle debug insns.
12005	* reload1.c (reload): Skip debug insns.  Replace unassigned
12006	pseudos in debug insns with their equivalences.
12007	(eliminate_regs_in_insn): Skip debug insns.
12008	(emit_input_reload_insns): Skip debug insns at first, adjust
12009	them later.
12010	* tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
12011	(get_indirect_ref_operands): Pass opf_no_vops on.
12012	(get_expr_operands): Likewise.  Skip debug stmts.
12013	(parse_ssa_operands): Scan debug insns with opf_no_vops.
12014
120152009-09-01  Richard Henderson  <rth@redhat.com>
12016
12017	* tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
12018	stmt_ends_pp_p statements at least once.
12019	* tree-vrp.c (vrp_initialize): Likewise.
12020	(vrp_visit_stmt): Be prepared for non-interesting stmts.
12021
120222009-09-01  Dodji Seketeli  <dodji@redhat.com>
12023
12024	PR bootstrap/41205
12025	Fix AIX bootstrap after PR debug/30161
12026	* dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
12027	that is a GNU extension.
12028	(tmpl_value_parm_die_table): Move the definition of this global
12029	outside #ifdef DWARF2_DEBUGGING_INFO region.
12030
120312009-09-01  Richard Guenther  <rguenther@suse.de>
12032
12033	* tree.c (tree_expr_size): New function.
12034	* tree.h (tree_expr_size): Declare.
12035	* rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
12036	* builtins.c (fold_builtin_memory_op): Use tree_expr_size.
12037	* langhooks.c (lhd_expr_size): Remove.
12038	* langhooks.h (struct lang_hooks): Remove expr_size.
12039	* explow.c (expr_size): Use tree_expr_size.
12040	(int_expr_size): Likewise.
12041	* langhooks-def.h (lhd_expr_size): Remove.
12042	(LANG_HOOKS_EXPR_SIZE): Likewise.
12043	(LANG_HOOKS_INITIALIZER): Adjust.
12044
120452009-09-01  Richard Guenther  <rguenther@suse.de>
12046
12047	* tree-flow.h (mark_addressable): Move declaration ...
12048	* tree.h (mark_addressable): ... here.
12049	* stmt.c (expand_asm_operands): Use mark_addressable, not
12050	lang_hooks.mark_addressable.
12051	* langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
12052	LANG_HOOKS_MARK_ADDRESSABLE.
12053	* langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
12054	* c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
12055
120562009-08-31  Chris Demetriou  <cgd@google.com>
12057
12058	* config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
12059	vectorize if not TARGET_SSE2.
12060
120612009-08-31  DJ Delorie  <dj@redhat.com>
12062
12063	* config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
12064	registers if no coprocessor is enabled.
12065
120662009-08-31  Dodji Seketeli  <dodji@redhat.com>
12067
12068	PR debug/30161
12069	* cgraph.h (cgraph_get_node): Declare ...
12070	* cgraph.c (cgraph_get_node): ... new function.
12071	* dwarf2out.c (gen_generic_params_dies,
12072	generic_parameter_die, tree_add_const_value_attribute_for_decl,
12073	make_ith_pack_parameter_name,
12074	append_entry_to_tmpl_value_parm_die_table,
12075	gen_remaining_tmpl_value_param_die_attribute): New functions.
12076	(gen_subprogram_die): Generate debug info for template parameters
12077	if debug info level is higher than DINFO_LEVEL_TERSE.
12078	Use tree_add_const_value_attribute_for_decl instead of
12079	tree_add_const_value_attribute.
12080	(gen_const_die): Use tree_add_const_value_attribute_for_decl
12081	instead of tree_add_const_value_attribute.
12082	(gen_struct_or_union_type_die): Generate debug
12083	info for template parameters if debug info level is higher than
12084	DINFO_LEVEL_TERSE.
12085	(tree_add_const_value_attribute): Handle integral and pointer
12086	constants. Update comment.
12087	(dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
12088	(dwarf_attr_name): Support DW_AT_GNU_template_name.
12089	(reference_to_unused): Fix thinko. Remove redundant predicates from
12090	tests.
12091	(tree_add_const_value_attribute): Make this work for constant
12092	expressions only.
12093	tree_add_const_value_attribute_for_decl is to be used for variable
12094	DECLs now.
12095	(add_location_or_const_value_attribute): Use
12096	tree_add_const_value_attribute_for_decl now.
12097	(dwarf2out_finish): Emit the DW_AT_const_value attribute of
12098	DW_TAG_template_value_param DIEs after function DIEs have been
12099	emitted.
12100	* langhooks.h (lang_hooks_for_types): Add
12101	get_argument_pack_elems.
12102	(lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
12103	(lang_hooks): Added get_innermost_generic_parms,
12104	get_innermost_generic_args.
12105	* langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
12106	LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
12107	LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
12108	LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
12109
121102009-08-31  DJ Delorie  <dj@redhat.com>
12111
12112	* config/mep/mep.c (machine_function): Add frame_locked flag.  Set
12113	it once we start generating the prologue or epilogue.
12114	(mep_call_saves_register): If the frame is locked, re-use
12115	cached values.
12116	(mep_assign_save_slots): New, broken out from mep_expand_prologue.
12117	(mep_expand_prologue): Call it.
12118	(mep_expand_epilogue): Likewise.
12119	(mep_start_function): Use the same logic as mep_expand_prologue.
12120	(mep_pass_by_reference): Make logic more readable.
12121	(mep_return_in_memory): Zero-sized objects are passed in memory.
12122	(mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
12123
121242009-08-31  Richard Guenther  <rguenther@suse.de>
12125
12126	* builtins.c (fold_builtin_memory_op): Use the alias oracle
12127	to query if the memory regions for memmove overlap.
12128	* tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
12129	asserts on pointers, instead deal with odd trees.
12130	(ptr_derefs_may_alias_p): Likewise.
12131	(refs_may_alias_p_1): Constructor bases also never alias.
12132
121332009-08-31  Gerald Pfeifer  <gerald@pfeifer.com>
12134
12135	* doc/install.texi (Final install): Adjust reference on where to
12136	order printed manuals.
12137
121382009-08-30  Olivier Hainque  <hainque@adacore.com>
12139
12140	* dwarf2out.c (switch_to_frame_table_section): Move
12141	definition prior to first use.
12142
121432009-08-30  Richard Guenther  <rguenther@suse.de>
12144
12145	PR tree-optimization/41186
12146	* tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
12147	(ao_ref_init_from_ptr_and_size): New function.
12148	(ref_maybe_used_by_call_p_1): Be more precise tracking
12149	used ranges for builtin functions.
12150	(ref_maybe_used_by_call_p): Adjust.
12151	(call_may_clobber_ref_p_1): Be more precise tracking clobbered
12152	ranges for builtin functions.
12153	* tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
12154
121552009-08-30  Alan Modra  <amodra@bigpond.net.au>
12156
12157	PR target/41081
12158	* fwprop.c (get_reg_use_in): Delete.
12159	(free_load_extend): New function.
12160	(forward_propagate_subreg): Use it.
12161
121622009-08-29  Kaz Kojima  <kkojima@gcc.gnu.org>
12163
12164	* config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
12165
121662009-08-29  Kai Tietz<kai.tietz@onevision.com>
12167
12168	PR/41184
12169	* config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
12170	padding.
12171
121722009-08-29  Douglas B Rupp  <rupp@gnat.com>
12173
12174	* crtstuff.c (__do_global_dtors_aux): Use atexit if no
12175	fini or fini_array section.
12176
121772009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
12178
12179	* graphite-dependences.c (graphite_legal_transform_bb): Call
12180	pbb_remove_duplicate_pdrs.
12181	* graphite-poly.c (can_collapse_pdr): Removed.
12182	(pdr_find_duplicate): Removed.
12183	(can_collapse_pdrs): New.
12184	(pbb_remove_duplicate_pdrs): New.
12185	(new_poly_dr): Do not look for duplicates.
12186	* graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
12187	(PBB_PDR_DUPLICATES_REMOVED): New.
12188	(pbb_remove_duplicate_pdrs): Declared.
12189
121902009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
12191
12192	* graphite-interchange.c (pbb_interchange_profitable_p): Adjust
12193	the strides by multiplying by PDR_NB_REFS.
12194	* graphite-poly.c (can_collapse_pdr): New.
12195	(pdr_find_duplicate): New.
12196	(new_poly_dr): Call pdr_find_duplicate.  Collapse duplicate PDRs.
12197	Initialize PDR_NB_REFS.
12198	* graphite-poly.h (struct poly_dr): Add field nb_refs.
12199	(PDR_NB_REFS): New.
12200	(new_poly_dr): Number of subscripts is a graphite_dim_t.
12201
122022009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
12203
12204	PR middle-end/40965
12205	* graphite-poly.c (apply_poly_transforms): Remove legality test before
12206	any transform.
12207
122082009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
12209
12210	* graphite-dependences.c (pddr_original_scattering): Return NULL
12211	for read-read dependence relations.
12212	* graphite-poly.h (enum poly_dr_type): Fix comment.
12213	(pdr_read_p): New.
12214	(pdr_write_p): New.
12215	(pdr_may_write_p): New.
12216
122172009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
12218
12219	* graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
12220	(struct poly_dr): Same.
12221	(new_poly_dr): Same.
12222	* graphite-poly.c (new_poly_dr): Same.
12223	* graphite-dependences.c (dot_deps): Disable call to system.
12224
122252009-08-28  Cary Coutant  <ccoutant@google.com>
12226
12227	PR debug/41063
12228	* dwarf2out.c (gen_type_die_with_usage): Use proper context for
12229	struct/union/enum types local to a function.
12230
122312009-08-28  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
12232	    Sebastian Pop  <sebastian.pop@amd.com>
12233
12234	* graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
12235	pbb_strip_mine_time_depth.  Changed the implementation so that
12236	transformation is expressed as a transformation on
12237	time (scatttering) dimensions.  Also, ensures that the 2d+1
12238	scheduling format is preserved.
12239	(pbb_strip_mine_profitable_p): Profitability is based on the
12240	iteration number of a given time (scattering) dimension,
12241	and not on a original loop depth dimension.
12242	(pbb_strip_mine): Call pbb_number_of_iterations_at_time.
12243	(pbb_do_strip_mine): Call psct_dynamic_dim.
12244	* graphite-poly.c (pbb_number_of_iterations_at_time): New.
12245	* graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
12246	(pbb_nb_dynamic_scattering_transform): New.
12247	(psct_dynamic_dim): New.
12248
122492009-08-28  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
12250
12251	* graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
12252	* graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
12253	* graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
12254	* graphite-interchange.c (build_linearized_memory_access): Same.
12255	(memory_stride_in_loop): Same.
12256
122572009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
12258
12259	* graphite-dependences.c (pddr_original_scattering): New.
12260	(graphite_legal_transform_dr): Call pddr_original_scattering.
12261	(dot_deps_1): New.
12262	(dot_deps): New.
12263	* graphite-dependences.h (dot_deps): Declared.
12264	* graphite-poly.c (new_poly_dr): Initialize PDR_ID.
12265	(print_pdr): Print PDR_ID.
12266	* graphite-poly.h (struct poly_dr): Add field id.
12267	(PDR_ID): New.
12268	(pbb_index): New.
12269	* graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
12270
122712009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
12272
12273	* graphite-dependences.c (graphite_carried_dependence_level_k): Do
12274	not delete the original dependence relation.
12275
122762009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
12277
12278	* graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
12279	(eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
12280	(hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
12281	(free_poly_ddr): New.
12282	(pddr_is_empty): New.
12283	(dependence_polyhedron_1): Now returns a poly_ddr_p.
12284	(dependence_polyhedron): Same.  Remove useless gcc_assert.
12285	Remove fprintfs.
12286	(graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
12287	(graphite_carried_dependence_level_k): Call pddr_is_empty.
12288	* graphite-dependences.h (enum poly_dependence_kind): New.
12289	(poly_dr_pair): Renamed poly_ddr.  Added a field kind.
12290	(PDRP_SOURCE): Renamed PDDR_SOURCE.
12291	(PDRP_SINK): Renamed PDDR_SINK.
12292	(PDRP_DDP): Renamed PDDR_DDP.
12293	(PDDR_KIND): New.
12294	(free_poly_ddr): Declared.
12295	* graphite-poly.c (new_scop): Use the new hash function names.
12296	* graphite-poly.h (struct scop): Renamed field original_pdr_pairs
12297	into original_pddrs.
12298	(SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
12299
123002009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
12301
12302	* cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
12303	bounds with LT_EXPR to make niter analysis more precise on code
12304	generated by Graphite.
12305
123062009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
12307
12308	* graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
12309	(graphite_legal_transform_bb): Same.
12310	(poly_drs_may_alias_p): Same.
12311
123122009-08-28  Richard Guenther  <rguenther@suse.de>
12313
12314	* tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
12315
123162009-08-28  Jan Beulich  <jbeulich@novell.com>
12317
12318	* config/i386/netware.c: Include langhooks.h.
12319	(i386_nlm_encode_section_info): Simplify.
12320	(netware_override_options): Delete.
12321	* config/i386/netware.h (netware_override_options): Delete
12322	declaration.
12323	(OVERRIDE_OPTIONS): Delete definition.
12324	(SUBTARGET_OVERRIDE_OPTIONS): Define.
12325	(ASM_COMMENT_START): Define.
12326	* config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
12327
123282009-08-28  Jan Beulich  <jbeulich@novell.com>
12329
12330	* configure.ac: For in-tree ld, do a plain version check to
12331	determine whether comdat groups are supported.
12332	* configure: Regenerate.
12333
123342009-08-28  Olivier Hainque  <hainque@adacore.com>
12335
12336	* collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
12337	always defined.  Reflect definition or absence of such for
12338	COLLECT_EXPORT_LIST.  Readability helper.
12339	(scanfilter): New enum, to help control what symbols
12340	are to be considered or ignored by scan_prog_file.
12341	(enum pass): Rename as "scanpass", moved together with scanfilter
12342	prior to scan_prog_file's prototype.
12343	(scan_prog_file): Accept and honor scanpass and scanfilter arguments.
12344	Group prototype with the scanpass/scanfilter definitions, factorize
12345	head comments for the several implementations at the prototype.
12346	(main): Reorganize the first pass link control to let AIX
12347	drag only the needed frame tables in executables.  Prevent
12348	frame tables collection during the scan aimed at static ctors.
12349	Pre-link and scan for frame tables later to compensate.
12350	* doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
12351	A C statement to issue assembly directives that create a reference
12352	to the given DWARF table identifier label from the current function
12353	section.
12354	* dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
12355	to differentiate first time section entry.  Only emit a .data
12356	tables start identifier label the first time around.
12357	(switch_to_frame_table_section): New function.  Helper for
12358	output_call_frame_info to switch possibly BACK into the eh_frame
12359	or the debug_frame section depending on FOR_EH.
12360	(output_call_frame_info): Use helper to first enter the proper
12361	frame section.
12362	(output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
12363	emit a link to the frame table start label from each function
12364	section.
12365	* config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
12366	New function.  Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
12367	* config/rs6000/rs6000-protos.h: Declare it.
12368	* config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
12369
123702009-08-27  Kaz Kojima  <kkojima@gcc.gnu.org>
12371
12372	* config/sh/sh.c (split_branches): Check the result of
12373	next_active_insn.
12374
123752009-08-27  Steve Ellcey  <sje@cup.hp.com>
12376
12377	* config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
12378	using -pthread -fopenmp
12379
123802009-08-27  Gerald Pfeifer  <gerald@pfeifer.com>
12381
12382	* doc/service.texi (service directory): Update URL.
12383
123842009-08-27  Uros Bizjak  <ubizjak@gmail.com>
12385
12386	PR rtl-optimization/40861
12387	* simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
12388	extract word from a multi-word subreg for negative byte positions.
12389
123902009-08-27  Tristan Gingold  <gingold@adacore.com>
12391	    Douglas B Rupp  <rupp@gnat.com>
12392
12393	* config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
12394	(SECTION_VMS_OVERLAY): Define.
12395	(ia64_vms_common_object_attribute): Added.  Handle the "common_object"
12396	attribute.
12397	(ia64_vms_elf_asm_named_section): Added.  Generate .section pseudo-op
12398	for common_object.
12399	(ia64_vms_output_aligned_decl_common): Added.  Generate pseudo-op for
12400	common_object declarations.
12401	(ia64_section_type_flags): Set section flag for common_object.
12402	* config/ia64/ia64-protos.h
12403	(ia64_vms_output_aligned_decl_common): Declare.
12404	(ia64_vms_elf_asm_named_section): Declare.
12405
124062009-08-27  Michael Matz  <matz@suse.de>
12407
12408	* expr.c (expand_expr_real_2): New function taking exploded
12409	unary or binary expression, split out from ...
12410	(expand_expr_real_1): ... here.  Move over all unary/binary
12411	switch parts to above function, in particular these codes:
12412	PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
12413	MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
12414	ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
12415	FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
12416	FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
12417	BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
12418	BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
12419	LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
12420	NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
12421	UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
12422	WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
12423	VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
12424	VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
12425	VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
12426	VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
12427	VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
12428	VEC_PACK_FIX_TRUNC_EXPR.
12429	(<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
12430	full expression.
12431
124322009-08-27  Richard Guenther  <rguenther@suse.de>
12433
12434	* gengtype.c (main): Handle uint64_t.
12435	* ipa-utils.c (get_base_var): Indent properly.
12436	* tree-ssa-live.c (debug_scope_block): New function.
12437	* tree-flow.h (debug_scope_block): Declare.
12438	* tree-ssa-copy.c (replace_exp_1): Add vertical space.
12439	* basic-block.h (enum profile_status): Rename to
12440	enum profile_status_d.
12441	(x_profile_status): Adjust type.
12442
124432009-08-27  Dodji Seketeli  <dodji@redhat.com>
12444
12445	PR debug/41170
12446	* dwarf2out.c (get_context_die): Declare this static function.
12447	(gen_type_die_with_usage): Make sure a DIE is a generated for
12448	the context of a typedef.
12449
124502009-08-26  Anatoly Sokolov  <aesok@post.ru>
12451
12452	* doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
12453	switch.
12454
124552009-08-26  Richard Sandiford  <rdsandiford@googlemail.com>
12456
12457	* config/mips/mips-protos.h (mips_output_sync): Declare.
12458	(mips_sync_loop_insns): Likewise.
12459	(mips_output_sync_loop): Replace first two parameters with an rtx.
12460	* config/mips/mips.c (mips_multi_member): New structure.
12461	(mips_multi_members): New variable.
12462	(mips_multi_start): New function.
12463	(mips_multi_add): Likewise.
12464	(mips_multi_add_insn): Likewise.
12465	(mips_multi_add_label): Likewise.
12466	(mips_multi_last_index): Likewise.
12467	(mips_multi_copy_insn): Likewise.
12468	(mips_multi_set_operand): Likewise.
12469	(mips_multi_write): Likewise.
12470	(mips_print_operand_punctuation): Remove '%|' and '%-'.
12471	(mips_init_print_operand_punct): Update accordingly.
12472	(mips_start_ll_sc_sync_block): New function.
12473	(mips_end_ll_sc_sync_block): Likewise.
12474	(mips_output_sync): Likewise.
12475	(mips_sync_insn1_template): Likewise.
12476	(mips_sync_insn2_template): Likewise.
12477	(mips_get_sync_operand): Likewise.
12478	(mips_process_sync_loop): Likewise.
12479	(mips_output_sync_loop): Use mips_process_sync_loop.
12480	(mips_sync_loop_insns): New function.
12481	* config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
12482	(MIPS_COMPARE_AND_SWAP_12): Likewise.
12483	(MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
12484	(MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
12485	(MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
12486	(MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
12487	(MIPS_SYNC_OLD_OP_12): Likewise.
12488	(MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
12489	(MIPS_SYNC_NEW_OP_12): Likewise.
12490	(MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
12491	(MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
12492	(MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
12493	(MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
12494	(MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
12495	(MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
12496	* config/mips/mips.md (sync_mem): New attribute.
12497	(sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
12498	(sync_exclusive_mask, sync_required_oldval): Likewise.
12499	(sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
12500	(sync_release_barrier): Likewise.
12501	(length): Handle sync loops.
12502	(sync): Use mips_output_sync.
12503	* config/mips/sync.md (*memory_barrier): Use mips_output_sync.
12504	(sync_compare_and_swap<mode>): Set the new sync_* attributes
12505	and use mips_output_sync_loop.
12506	(compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
12507	(sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
12508	(sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
12509	(sync_old_add<mode>, sync_old_sub<mode>): Likewise.
12510	(sync_new_add<mode>, sync_new_sub<mode>): Likewise.
12511	(sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
12512	(sync_new_<optab><mode>, sync_nand<mode>): Likewise.
12513	(sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
12514	(sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
12515
125162009-08-26  Richard Guenther  <rguenther@suse.de>
12517
12518	PR middle-end/41163
12519	* gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
12520	the types to not match.
12521	* tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
12522	verification.
12523	* tree-ssa.c (useless_type_conversion_p): Conversions to
12524	pointers to unprototyped functions are useless.
12525
125262009-08-26  Richard Guenther  <rguenther@suse.de>
12527
12528	* tree-ssa-structalias.c (create_variable_info_for): Remove strange
12529	whole-program condition, prepare to be called for non-globals.
12530	(intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
12531	params build a representative with known type and track its fields.
12532
125332009-08-26  Uros Bizjak  <ubizjak@gmail.com>
12534
12535	* config/alpha/sync.md: Update comment about unpredictable LL/SC lock
12536	clearing by a taken branch.
12537	(sync_<fetchop_name><mode>): Split when epilogue_completed is set,
12538	effectively after bbro pass.
12539	(sync_nand<mode>): Ditto.
12540	(sync_old_<fetchop_name><mode>): Ditto.
12541	(sync_old_nand<mode>): Ditto.
12542	(sync_new_<fetchop_name><mode>): Dito.
12543	(sync_new_nand<mode>): Ditto.
12544	(sync_compare_and_swap<mode>_1): Ditto.
12545	(*sync_compare_and_swap<mode>): Ditto.
12546	(sync_lock_test_and_set<mode>_1): Ditto.
12547	("sync_lock_test_and_set<mode>): Ditto.
12548
125492009-08-25  Douglas B Rupp  <rupp@gnat.com>
12550
12551	* hwint.h (HOST_LONG_FORMAT): New macro
12552	* bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
12553	Use HOST_PTR_PRINTF.
12554	* system.h (HOST_PTR_PRINTF): Resurrect old macro
12555	* doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
12556	(HOST_PTR_PRINTF): Document.
12557
125582009-08-25 Jan Hubicka  <jh@suse.cz>
12559
12560	* config/i386/bmmintrin.h: Replace by #error.
12561
12562	Revert:
12563	Michael Meissner  <michael.meissner@amd.com>
12564	Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>
12565	Tony Linthicum  <tony.linthicum@amd.com>
12566
12567	* config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
12568	(TARGET_ROUND): New macro for the round/ptest instructions which
12569	are shared between SSE4.1 and SSE5.
12570	(OPTION_MASK_ISA_ROUND): Ditto.
12571	(OPTION_ISA_ROUND): Ditto.
12572	(TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
12573	(TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
12574
12575	* config/i386/i386.opt (-msse5): New switch for SSE5 support.
12576	(-mfused-madd): New switch to give users control over whether the
12577	compiler optimizes to use the multiply/add SSE5 instructions.
12578
12579	* config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
12580	(ix86_handle_option): Turn off 3dnow if -msse5.
12581	(override_options): Add SSE5 support.
12582	(print_operand): %Y prints comparison codes for SSE5 com/pcom
12583	instructions.
12584	(ix86_expand_sse_movcc): Add SSE5 support.
12585	(ix86_expand_sse5_unpack): New function to use pperm to unpack a
12586	vector type to the next largest size.
12587	(ix86_expand_sse5_pack): New function to use pperm to pack a
12588	vector type to the next smallest size.
12589	(IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
12590	(IX86_BUILTIN_FMADDSD): Ditto.
12591	(IX86_BUILTIN_FMADDPS): Ditto.
12592	(IX86_BUILTIN_FMADDPD): Ditto.
12593	(IX86_BUILTIN_FMSUBSS): Ditto.
12594	(IX86_BUILTIN_FMSUBSD): Ditto.
12595	(IX86_BUILTIN_FMSUBPS): Ditto.
12596	(IX86_BUILTIN_FMSUBPD): Ditto.
12597	(IX86_BUILTIN_FNMADDSS): Ditto.
12598	(IX86_BUILTIN_FNMADDSD): Ditto.
12599	(IX86_BUILTIN_FNMADDPS): Ditto.
12600	(IX86_BUILTIN_FNMADDPD): Ditto.
12601	(IX86_BUILTIN_FNMSUBSS): Ditto.
12602	(IX86_BUILTIN_FNMSUBSD): Ditto.
12603	(IX86_BUILTIN_FNMSUBPS): Ditto.
12604	(IX86_BUILTIN_FNMSUBPD): Ditto.
12605	(IX86_BUILTIN_PCMOV_V2DI): Ditto.
12606	(IX86_BUILTIN_PCMOV_V4SI): Ditto.
12607	(IX86_BUILTIN_PCMOV_V8HI): Ditto.
12608	(IX86_BUILTIN_PCMOV_V16QI): Ditto.
12609	(IX86_BUILTIN_PCMOV_V4SF): Ditto.
12610	(IX86_BUILTIN_PCMOV_V2DF): Ditto.
12611	(IX86_BUILTIN_PPERM): Ditto.
12612	(IX86_BUILTIN_PERMPS): Ditto.
12613	(IX86_BUILTIN_PERMPD): Ditto.
12614	(IX86_BUILTIN_PMACSSWW): Ditto.
12615	(IX86_BUILTIN_PMACSWW): Ditto.
12616	(IX86_BUILTIN_PMACSSWD): Ditto.
12617	(IX86_BUILTIN_PMACSWD): Ditto.
12618	(IX86_BUILTIN_PMACSSDD): Ditto.
12619	(IX86_BUILTIN_PMACSDD): Ditto.
12620	(IX86_BUILTIN_PMACSSDQL): Ditto.
12621	(IX86_BUILTIN_PMACSSDQH): Ditto.
12622	(IX86_BUILTIN_PMACSDQL): Ditto.
12623	(IX86_BUILTIN_PMACSDQH): Ditto.
12624	(IX86_BUILTIN_PMADCSSWD): Ditto.
12625	(IX86_BUILTIN_PMADCSWD): Ditto.
12626	(IX86_BUILTIN_PHADDBW): Ditto.
12627	(IX86_BUILTIN_PHADDBD): Ditto.
12628	(IX86_BUILTIN_PHADDBQ): Ditto.
12629	(IX86_BUILTIN_PHADDWD): Ditto.
12630	(IX86_BUILTIN_PHADDWQ): Ditto.
12631	(IX86_BUILTIN_PHADDDQ): Ditto.
12632	(IX86_BUILTIN_PHADDUBW): Ditto.
12633	(IX86_BUILTIN_PHADDUBD): Ditto.
12634	(IX86_BUILTIN_PHADDUBQ): Ditto.
12635	(IX86_BUILTIN_PHADDUWD): Ditto.
12636	(IX86_BUILTIN_PHADDUWQ): Ditto.
12637	(IX86_BUILTIN_PHADDUDQ): Ditto.
12638	(IX86_BUILTIN_PHSUBBW): Ditto.
12639	(IX86_BUILTIN_PHSUBWD): Ditto.
12640	(IX86_BUILTIN_PHSUBDQ): Ditto.
12641	(IX86_BUILTIN_PROTB): Ditto.
12642	(IX86_BUILTIN_PROTW): Ditto.
12643	(IX86_BUILTIN_PROTD): Ditto.
12644	(IX86_BUILTIN_PROTQ): Ditto.
12645	(IX86_BUILTIN_PROTB_IMM): Ditto.
12646	(IX86_BUILTIN_PROTW_IMM): Ditto.
12647	(IX86_BUILTIN_PROTD_IMM): Ditto.
12648	(IX86_BUILTIN_PROTQ_IMM): Ditto.
12649	(IX86_BUILTIN_PSHLB): Ditto.
12650	(IX86_BUILTIN_PSHLW): Ditto.
12651	(IX86_BUILTIN_PSHLD): Ditto.
12652	(IX86_BUILTIN_PSHLQ): Ditto.
12653	(IX86_BUILTIN_PSHAB): Ditto.
12654	(IX86_BUILTIN_PSHAW): Ditto.
12655	(IX86_BUILTIN_PSHAD): Ditto.
12656	(IX86_BUILTIN_PSHAQ): Ditto.
12657	(IX86_BUILTIN_FRCZSS): Ditto.
12658	(IX86_BUILTIN_FRCZSD): Ditto.
12659	(IX86_BUILTIN_FRCZPS): Ditto.
12660	(IX86_BUILTIN_FRCZPD): Ditto.
12661	(IX86_BUILTIN_CVTPH2PS): Ditto.
12662	(IX86_BUILTIN_CVTPS2PH): Ditto.
12663	(IX86_BUILTIN_COMEQSS): Ditto.
12664	(IX86_BUILTIN_COMNESS): Ditto.
12665	(IX86_BUILTIN_COMLTSS): Ditto.
12666	(IX86_BUILTIN_COMLESS): Ditto.
12667	(IX86_BUILTIN_COMGTSS): Ditto.
12668	(IX86_BUILTIN_COMGESS): Ditto.
12669	(IX86_BUILTIN_COMUEQSS): Ditto.
12670	(IX86_BUILTIN_COMUNESS): Ditto.
12671	(IX86_BUILTIN_COMULTSS): Ditto.
12672	(IX86_BUILTIN_COMULESS): Ditto.
12673	(IX86_BUILTIN_COMUGTSS): Ditto.
12674	(IX86_BUILTIN_COMUGESS): Ditto.
12675	(IX86_BUILTIN_COMORDSS): Ditto.
12676	(IX86_BUILTIN_COMUNORDSS): Ditto.
12677	(IX86_BUILTIN_COMFALSESS): Ditto.
12678	(IX86_BUILTIN_COMTRUESS): Ditto.
12679	(IX86_BUILTIN_COMEQSD): Ditto.
12680	(IX86_BUILTIN_COMNESD): Ditto.
12681	(IX86_BUILTIN_COMLTSD): Ditto.
12682	(IX86_BUILTIN_COMLESD): Ditto.
12683	(IX86_BUILTIN_COMGTSD): Ditto.
12684	(IX86_BUILTIN_COMGESD): Ditto.
12685	(IX86_BUILTIN_COMUEQSD): Ditto.
12686	(IX86_BUILTIN_COMUNESD): Ditto.
12687	(IX86_BUILTIN_COMULTSD): Ditto.
12688	(IX86_BUILTIN_COMULESD): Ditto.
12689	(IX86_BUILTIN_COMUGTSD): Ditto.
12690	(IX86_BUILTIN_COMUGESD): Ditto.
12691	(IX86_BUILTIN_COMORDSD): Ditto.
12692	(IX86_BUILTIN_COMUNORDSD): Ditto.
12693	(IX86_BUILTIN_COMFALSESD): Ditto.
12694	(IX86_BUILTIN_COMTRUESD): Ditto.
12695	(IX86_BUILTIN_COMEQPS): Ditto.
12696	(IX86_BUILTIN_COMNEPS): Ditto.
12697	(IX86_BUILTIN_COMLTPS): Ditto.
12698	(IX86_BUILTIN_COMLEPS): Ditto.
12699	(IX86_BUILTIN_COMGTPS): Ditto.
12700	(IX86_BUILTIN_COMGEPS): Ditto.
12701	(IX86_BUILTIN_COMUEQPS): Ditto.
12702	(IX86_BUILTIN_COMUNEPS): Ditto.
12703	(IX86_BUILTIN_COMULTPS): Ditto.
12704	(IX86_BUILTIN_COMULEPS): Ditto.
12705	(IX86_BUILTIN_COMUGTPS): Ditto.
12706	(IX86_BUILTIN_COMUGEPS): Ditto.
12707	(IX86_BUILTIN_COMORDPS): Ditto.
12708	(IX86_BUILTIN_COMUNORDPS): Ditto.
12709	(IX86_BUILTIN_COMFALSEPS): Ditto.
12710	(IX86_BUILTIN_COMTRUEPS): Ditto.
12711	(IX86_BUILTIN_COMEQPD): Ditto.
12712	(IX86_BUILTIN_COMNEPD): Ditto.
12713	(IX86_BUILTIN_COMLTPD): Ditto.
12714	(IX86_BUILTIN_COMLEPD): Ditto.
12715	(IX86_BUILTIN_COMGTPD): Ditto.
12716	(IX86_BUILTIN_COMGEPD): Ditto.
12717	(IX86_BUILTIN_COMUEQPD): Ditto.
12718	(IX86_BUILTIN_COMUNEPD): Ditto.
12719	(IX86_BUILTIN_COMULTPD): Ditto.
12720	(IX86_BUILTIN_COMULEPD): Ditto.
12721	(IX86_BUILTIN_COMUGTPD): Ditto.
12722	(IX86_BUILTIN_COMUGEPD): Ditto.
12723	(IX86_BUILTIN_COMORDPD): Ditto.
12724	(IX86_BUILTIN_COMUNORDPD): Ditto.
12725	(IX86_BUILTIN_COMFALSEPD): Ditto.
12726	(IX86_BUILTIN_COMTRUEPD): Ditto.
12727	(IX86_BUILTIN_PCOMEQUB): Ditto.
12728	(IX86_BUILTIN_PCOMNEUB): Ditto.
12729	(IX86_BUILTIN_PCOMLTUB): Ditto.
12730	(IX86_BUILTIN_PCOMLEUB): Ditto.
12731	(IX86_BUILTIN_PCOMGTUB): Ditto.
12732	(IX86_BUILTIN_PCOMGEUB): Ditto.
12733	(IX86_BUILTIN_PCOMFALSEUB): Ditto.
12734	(IX86_BUILTIN_PCOMTRUEUB): Ditto.
12735	(IX86_BUILTIN_PCOMEQUW): Ditto.
12736	(IX86_BUILTIN_PCOMNEUW): Ditto.
12737	(IX86_BUILTIN_PCOMLTUW): Ditto.
12738	(IX86_BUILTIN_PCOMLEUW): Ditto.
12739	(IX86_BUILTIN_PCOMGTUW): Ditto.
12740	(IX86_BUILTIN_PCOMGEUW): Ditto.
12741	(IX86_BUILTIN_PCOMFALSEUW): Ditto.
12742	(IX86_BUILTIN_PCOMTRUEUW): Ditto.
12743	(IX86_BUILTIN_PCOMEQUD): Ditto.
12744	(IX86_BUILTIN_PCOMNEUD): Ditto.
12745	(IX86_BUILTIN_PCOMLTUD): Ditto.
12746	(IX86_BUILTIN_PCOMLEUD): Ditto.
12747	(IX86_BUILTIN_PCOMGTUD): Ditto.
12748	(IX86_BUILTIN_PCOMGEUD): Ditto.
12749	(IX86_BUILTIN_PCOMFALSEUD): Ditto.
12750	(IX86_BUILTIN_PCOMTRUEUD): Ditto.
12751	(IX86_BUILTIN_PCOMEQUQ): Ditto.
12752	(IX86_BUILTIN_PCOMNEUQ): Ditto.
12753	(IX86_BUILTIN_PCOMLTUQ): Ditto.
12754	(IX86_BUILTIN_PCOMLEUQ): Ditto.
12755	(IX86_BUILTIN_PCOMGTUQ): Ditto.
12756	(IX86_BUILTIN_PCOMGEUQ): Ditto.
12757	(IX86_BUILTIN_PCOMFALSEUQ): Ditto.
12758	(IX86_BUILTIN_PCOMTRUEUQ): Ditto.
12759	(IX86_BUILTIN_PCOMEQB): Ditto.
12760	(IX86_BUILTIN_PCOMNEB): Ditto.
12761	(IX86_BUILTIN_PCOMLTB): Ditto.
12762	(IX86_BUILTIN_PCOMLEB): Ditto.
12763	(IX86_BUILTIN_PCOMGTB): Ditto.
12764	(IX86_BUILTIN_PCOMGEB): Ditto.
12765	(IX86_BUILTIN_PCOMFALSEB): Ditto.
12766	(IX86_BUILTIN_PCOMTRUEB): Ditto.
12767	(IX86_BUILTIN_PCOMEQW): Ditto.
12768	(IX86_BUILTIN_PCOMNEW): Ditto.
12769	(IX86_BUILTIN_PCOMLTW): Ditto.
12770	(IX86_BUILTIN_PCOMLEW): Ditto.
12771	(IX86_BUILTIN_PCOMGTW): Ditto.
12772	(IX86_BUILTIN_PCOMGEW): Ditto.
12773	(IX86_BUILTIN_PCOMFALSEW): Ditto.
12774	(IX86_BUILTIN_PCOMTRUEW): Ditto.
12775	(IX86_BUILTIN_PCOMEQD): Ditto.
12776	(IX86_BUILTIN_PCOMNED): Ditto.
12777	(IX86_BUILTIN_PCOMLTD): Ditto.
12778	(IX86_BUILTIN_PCOMLED): Ditto.
12779	(IX86_BUILTIN_PCOMGTD): Ditto.
12780	(IX86_BUILTIN_PCOMGED): Ditto.
12781	(IX86_BUILTIN_PCOMFALSED): Ditto.
12782	(IX86_BUILTIN_PCOMTRUED): Ditto.
12783	(IX86_BUILTIN_PCOMEQQ): Ditto.
12784	(IX86_BUILTIN_PCOMNEQ): Ditto.
12785	(IX86_BUILTIN_PCOMLTQ): Ditto.
12786	(IX86_BUILTIN_PCOMLEQ): Ditto.
12787	(IX86_BUILTIN_PCOMGTQ): Ditto.
12788	(IX86_BUILTIN_PCOMGEQ): Ditto.
12789	(IX86_BUILTIN_PCOMFALSEQ): Ditto.
12790	(IX86_BUILTIN_PCOMTRUEQ): Ditto.
12791	(enum multi_arg_type): New enum for describing the various SSE5
12792	intrinsic argument types.
12793	(bdesc_multi_arg): New table for SSE5 intrinsics.
12794	(ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
12795	(ix86_expand_multi_arg_builtin): New function for creating SSE5
12796	intrinsics.
12797	(ix86_expand_builtin): Add SSE5 intrinsic support.
12798	(ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
12799	operand instructions.
12800	(ix86_expand_sse5_multiple_memory): New function to split the
12801	second memory reference from SSE5 instructions.
12802	(type_has_variadic_args_p): Delete in favor of stdarg_p.
12803	(ix86_return_pops_args): Use stdarg_p to determine if the function
12804	has variable arguments.
12805	(ix86_setup_incoming_varargs): Ditto.
12806	(x86_this_parameter): Ditto.
12807
12808	* config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
12809	declaration.
12810	(ix86_expand_sse5_pack): Ditto.
12811	(ix86_sse5_valid_op_p): Ditto.
12812	(ix86_expand_sse5_multiple_memory): Ditto.
12813
12814	* config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
12815	constant for SSE5 support.
12816	(UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
12817	(UNSPEC_SSE5_TRUEFALSE): Ditto.
12818	(UNSPEC_SSE5_PERMUTE): Ditto.
12819	(UNSPEC_SSE5_ASHIFT): Ditto.
12820	(UNSPEC_SSE5_LSHIFT): Ditto.
12821	(UNSPEC_FRCZ): Ditto.
12822	(UNSPEC_CVTPH2PS): Ditto.
12823	(UNSPEC_CVTPS2PH): Ditto.
12824	(PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
12825	(PCOM_TRUE): Ditto.
12826	(COM_FALSE_S): Ditto.
12827	(COM_FALSE_P): Ditto.
12828	(COM_TRUE_S): Ditto.
12829	(COM_TRUE_P): Ditto.
12830	(type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
12831	(unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
12832	types.
12833	(memory attribute): Ditto.
12834	(sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12835	Use SSE4_1_ROUND_* constants instead of hard coded numbers.
12836	(rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12837	(floor<mode>2): Ditto.
12838	(ceil<mode>2): Ditto.
12839	(btrunc<mode>2): Ditto.
12840	(nearbyintdf2): Ditto.
12841	(nearbyintsf2): Ditto.
12842	(sse_setccsf): Disable if SSE5.
12843	(sse_setccdf): Ditto.
12844	(sse5_setcc<mode>): New support for SSE5 conditional move.
12845	(sse5_pcmov_<mode>): Ditto.
12846
12847	* config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
12848	(SSEMODEF4): Ditto.
12849	(SSEMODEF2P): Ditto.
12850	(ssemodesuffixf4): New mode attribute for SSE5.
12851	(ssemodesuffixf2s): Ditto.
12852	(ssemodesuffixf2c): Ditto.
12853	(sserotatemax): Ditto.
12854	(ssescalarmode): Ditto.
12855	(sse_maskcmpv4sf3): Disable if SSE5.
12856	(sse_maskcmpv2df3): Ditto.
12857	(sse_vmmaskcmpv4sf3): Ditto.
12858	(sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
12859	(sse5_vmfmadd<mode>4): Ditto.
12860	(sse5_fmsub<mode>4): Ditto.
12861	(sse5_vmfmsub<mode>4): Ditto.
12862	(sse5_fnmadd<mode>4): Ditto.
12863	(sse5_vmfnmadd<mode>4): Ditto.
12864	(sse5_fnmsub<mode>4): Ditto.
12865	(sse5_vmfnmsub<mode>4): Ditto.
12866	(sse5i_fmadd<mode>4): Ditto.
12867	(sse5i_fmsub<mode>4): Ditto.
12868	(sse5i_fnmadd<mode>4): Ditto.
12869	(sse5i_fnmsub<mode>4): Ditto.
12870	(sse5i_vmfmadd<mode>4): Ditto.
12871	(sse5i_vmfmsub<mode>4): Ditto.
12872	(sse5i_vmfnmadd<mode>4): Ditto.
12873	(sse5i_vmfnmsub<mode>4): Ditto.
12874	(mulv16qi3): Add SSE5 support.
12875	(mulv4si3): Ditto.
12876	(sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
12877	(sse2_mulv4si3): Disable if SSE5.
12878	(sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
12879	(sse4_1_roundps): Ditto.
12880	(sse4_1_roundsd): Ditto.
12881	(sse4_1_roundss): Ditto.
12882	(sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
12883	be generated.
12884	(sse_maskcmpsf3): Ditto.
12885	(sse_vmmaskcmpv4sf3): Ditto.
12886	(sse2_maskcmpv2df3): Ditto.
12887	(sse2_maskcmpdf3): Ditto.
12888	(sse2_vmmaskcmpv2df3): Ditto.
12889	(sse2_eq<mode>3): Ditto.
12890	(sse2_gt<mode>3): Ditto.
12891	(sse5_pcmov_<mode>): Add SSE5 support.
12892	(vec_unpacku_hi_v16qi): Ditto.
12893	(vec_unpacks_hi_v16qi): Ditto.
12894	(vec_unpacku_lo_v16qi): Ditto.
12895	(vec_unpacks_lo_v16qi): Ditto.
12896	(vec_unpacku_hi_v8hi): Ditto.
12897	(vec_unpacks_hi_v8hi): Ditto.
12898	(vec_unpacku_lo_v8hi): Ditto.
12899	(vec_unpacks_lo_v8hi): Ditto.
12900	(vec_unpacku_hi_v4si): Ditto.
12901	(vec_unpacks_hi_v4si): Ditto.
12902	(vec_unpacku_lo_v4si): Ditto.
12903	(vec_unpacks_lo_v4si): Ditto.
12904	(sse5_pmacsww): New SSE5 intrinsic insn.
12905	(sse5_pmacssww): Ditto.
12906	(sse5_pmacsdd): Ditto.
12907	(sse5_pmacssdd): Ditto.
12908	(sse5_pmacssdql): Ditto.
12909	(sse5_pmacssdqh): Ditto.
12910	(sse5_pmacsdqh): Ditto.
12911	(sse5_pmacsswd): Ditto.
12912	(sse5_pmacswd): Ditto.
12913	(sse5_pmadcsswd): Ditto.
12914	(sse5_pmadcswd): Ditto.
12915	(sse5_pcmov_<move>): Conditional move support on SSE5.
12916	(sse5_phaddbw): New SSE5 intrinsic insn.
12917	(sse5_phaddbd): Ditto.
12918	(sse5_phaddbq): Ditto.
12919	(sse5_phaddwd): Ditto.
12920	(sse5_phaddwq): Ditto.
12921	(sse5_phadddq): Ditto.
12922	(sse5_phaddubw): Ditto.
12923	(sse5_phaddubd): Ditto.
12924	(sse5_phaddubq): Ditto.
12925	(sse5_phadduwd): Ditto.
12926	(sse5_phadduwq): Ditto.
12927	(sse5_phaddudq): Ditto.
12928	(sse5_phsubbw): Ditto.
12929	(sse5_phsubwd): Ditto.
12930	(sse5_phsubdq): Ditto.
12931	(sse5_pperm): Ditto.
12932	(sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
12933	(sse5_pperm_zero_v16qi_v8hi): Ditto.
12934	(sse5_pperm_sign_v8hi_v4si): Ditto.
12935	(sse5_pperm_zero_v8hi_v4si): Ditto.
12936	(sse5_pperm_sign_v4si_v2di): Ditto.
12937	(sse5_pperm_sign_v4si_v2di): Ditto.
12938	(sse5_pperm_pack_v2di_v4si): Ditto.
12939	(sse5_pperm_pack_v4si_v8hi): Ditto.
12940	(sse5_pperm_pack_v8hi_v16qi): Ditto.
12941	(sse5_perm<mode>): New SSE5 intrinsic insn.
12942	(rotl<mode>3): Ditto.
12943	(sse5_rotl<mode>3): Ditto.
12944	(sse5_ashl<mode>3): Ditto.
12945	(sse5_lshl<mode>3): Ditto.
12946	(sse5_frcz<mode>2): Ditto.
12947	(sse5s_frcz<mode>2): Ditto.
12948	(sse5_cvtph2ps): Ditto.
12949	(sse5_cvtps2ph): Ditto.
12950	(sse5_vmmaskcmp<mode>3): Ditto.
12951	(sse5_com_tf<mode>3): Ditto.
12952	(sse5_maskcmp<mode>3): Ditto.
12953	(sse5_maskcmp_uns<mode>3): Ditto.
12954	(sse5_maskcmp_uns2<mode>3): Ditto.
12955	(sse5_pcom_tf<mode>3): Ditto.
12956
12957	* config/i386/predicates.md (sse5_comparison_float_operator):
12958	New predicate to match the comparison operators supported by
12959	the SSE5 com instruction.
12960	(ix86_comparison_int_operator): New predicate to match just the
12961	signed int comparisons.
12962	(ix86_comparison_uns_operator): New predicate to match just the
12963	unsigned int comparisons.
12964
12965	* doc/invoke.texi (-msse5): Add documentation.
12966	(-mfused-madd): Ditto.
12967
12968	* doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
12969
12970	* config.gcc (i[34567]86-*-*): Include bmmintrin.h and
12971	mmintrin-common.h.
12972	(x86_64-*-*): Ditto.
12973
12974	* config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
12975
12976	* config/i386/bmmintrin.h: New file, provide common x86 compiler
12977	intrinisics for SSE5.
12978
12979	* config/i386/smmintrin.h: Move instructions shared with SSE5 to
12980	mmintrin-common.h.
12981
12982	* config/i386/mmintrin-common.h: New file, to contain common
12983	instructions between SSE4.1 and SSE5.
12984
12985	* config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
12986	FOREACH_FUNCTION_ARGS to iterate over the argument list.
12987	(gen_regparm_prefix): Ditto.
12988
12989	* config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
12990	FOREACH_FUNCTION_ARGS to iterate over the argument list.  Use
12991	prototype_p to determine if a function is prototyped.
12992
129932009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
12994
12995	* c-common.c (c_common_reswords) add the alignof keyword,
12996	with same RID as __alignof and __alignof__
12997
129982009-08-25  Anatoly Sokolov  <aesok@post.ru>
12999
13000	* hooks.h (hook_bool_const_int_const_int_true): Declare.
13001	* hooks.c (hook_bool_const_int_const_int_true): New function.
13002	* target.h (struct gcc_target): Add can_eliminate field.
13003	* target-def.h (TARGET_CAN_ELIMINATE): Define.
13004	(TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
13005	* ira.c (setup_eliminable_regset): Use can_eliminate target hook.
13006	* reload1.c (update_eliminables, init_elim_table): (Ditto.).
13007	(elim_table): Revise comment.
13008	* system.h (CAN_ELIMINATE): Poison.
13009	* defaults.h (CAN_ELIMINATE): Remove.
13010	* doc/tm.texi (CAN_ELIMINATE): Revise documentation.
13011
13012	* config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
13013	* config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
13014	Define macro.
13015	(alpha_vms_can_eliminate): Declare as static, change return type to
13016	bool.
13017	* config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
13018
13019	* config/arm/arm.h (CAN_ELIMINATE): Remove macro.
13020	* config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
13021	(arm_can_eliminate): New function.
13022
13023	* config/avr/avr.h (CAN_ELIMINATE): Remove macro.
13024	* config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
13025	(avr_can_eliminate): Declare as static.
13026	* config/avr/avr-protos.h (avr_can_eliminate): Remove.
13027
13028	* config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
13029	* config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
13030	(bfin_can_eliminate): New function.
13031
13032	* config/crx/crx.h (CAN_ELIMINATE): Remove macro.
13033	* config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
13034	(crx_can_eliminate): New function.
13035
13036	* config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
13037	* config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
13038	(fr30_can_eliminate): New function.
13039
13040	* config/frv/frv.h (CAN_ELIMINATE): Remove macro.
13041	* config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
13042	(frv_can_eliminate): New function.
13043
13044	* config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
13045	* config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
13046	(h8300_can_eliminate): New function.
13047
13048	* config/i386/i386.h (CAN_ELIMINATE): Remove macro.
13049	* config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
13050	(i386_can_eliminate): Declare as static, change return type to bool.
13051	* config/i386/i386-protos.h (i386_can_eliminate): Remove.
13052
13053	* config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
13054	* config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
13055	(ia64_can_eliminate): New function.
13056
13057	* config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
13058	* config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
13059	(iq2000_can_eliminate): New function.
13060
13061	* config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
13062	* config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
13063	(m32r_can_eliminate): New function.
13064
13065	* config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
13066	* config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
13067	(m68hc11_can_eliminate): New function.
13068
13069	* config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
13070	* config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
13071	(m68k_can_eliminate): New function.
13072
13073	* config/mep/mep.h (CAN_ELIMINATE): Remove macro.
13074	* config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
13075	(mep_can_eliminate): New function.
13076
13077	* config/mips/mips.h (CAN_ELIMINATE): Remove macro.
13078	* config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
13079	(mips_can_eliminate): New function.
13080
13081	* config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
13082	* config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
13083	(rs6000_can_eliminate): New function.
13084
13085	* config/s390/s390.h (CAN_ELIMINATE): Remove macro.
13086	* config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
13087	(s390_can_eliminate): Declare as static.
13088	* config/s390/s390-protos.h (sparc_can_eliminate): Remove.
13089
13090	* config/score/score.h (CAN_ELIMINATE): Remove macro.
13091	* config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
13092	(score_can_eliminate): New function.
13093
13094	* config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
13095	* config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
13096	(sparc_can_eliminate): Declare as static.
13097	* config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
13098
13099	* config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
13100	* config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
13101	(xstormy16_can_eliminate): New function.
13102
13103	* config/v850/v850.h (CAN_ELIMINATE): Remove macro.
13104	* config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
13105	(v850_can_eliminate): New function.
13106
131072009-08-25  Uros Bizjak  <ubizjak@gmail.com>
13108
13109	* config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
13110	(*cmpdf_internal): Enable for all ALPHA_FPTM levels.
13111	(*movdfcc_ext[1234]): Disable for IEEE mode.
13112
131132009-08-25  Eric Botcazou  <ebotcazou@adacore.com>
13114
13115	* gimplify.c (prepare_gimple_addressable): New static function.
13116	(gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
13117	it addressable.
13118	(gimplify_addr_expr): Invoke it similarly on the operand instead of
13119	manually fiddling with it.
13120
131212009-08-25  Michael Matz  <matz@suse.de>
13122
13123	* expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
13124	* dojump.c (do_jump_by_parts_greater): Take two operands instead of
13125	full expression.
13126	(do_jump_by_parts_equality, do_compare_and_jump): Ditto.
13127	(jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
13128	(do_jump): Split out code for simple binary comparisons into ...
13129	(do_jump_1): ... this, taking the individual operands and code.
13130	Change callers to helper function above accordingly.
13131	* expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
13132	comparisons.
13133
131342009-08-25  Michael Matz  <matz@suse.de>
13135
13136	* expr.h (struct separate_ops, sepops): New type for passing
13137	around an exploded simple expression.
13138	* optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
13139	Use this structure instead of expression tree.
13140	(get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
13141	expression, only its type.
13142	(expand_vec_cond_expr): Take type and individual operands instead
13143	of full expression.
13144	* optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
13145	expand_vec_shift_expr): Change prototype accordingly.
13146	* tree-vect-stmts.c (vectorizable_condition): Change call of
13147	expand_vec_cond_expr_p to pass only type.
13148	* expr.c (do_store_flags): Change prototype and implementation
13149	to take an exploded expression.
13150	(expand_expr_real_1): New local ops initialized with details
13151	of the full expression.  Use it instead of full
13152	expression in calls to do_store_flags, expand_vec_cond_expr,
13153	expand_widen_pattern_expr and expand_vec_shift_expr.
13154
131552009-08-25  Michael Matz  <matz@suse.de>
13156
13157	* expr.c (expand_expr_real_1): New local treeop0, treeop1,
13158	treeop2 initialized with first three operands of the full expression.
13159	Substitute all TREE_OPERAND (exp, [012]) calls with them.
13160
131612009-08-25  Kai Tietz  <kai.tietz@onevision.com>
13162
13163	* gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
13164	(__gthread_objc_condition_allocate): Mark arguments as unused.
13165	(__gthread_objc_condition_deallocate): Likewise.
13166	(__gthread_objc_condition_wait): Likewise.
13167	(__gthread_objc_condition_broadcast): Likewise.
13168	(__gthread_objc_condition_signal): Likewise.
13169	(__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
13170	(__gthread_objc_thread_id): Likewise.
13171
131722009-08-25  Janus Weil  <janus@gcc.gnu.org>
13173
13174	PR middle-end/41149
13175	* tree-pretty-print.c (print_call_name): Print the correct call name
13176	for procedure pointer components.
13177
131782009-08-24  Steve Ellcey  <sje@cup.hp.com>
13179
13180	* config/ia64/ia64.c (ia64_promote_function_mode): Call
13181	default_promote_function_mode when not VMS.
13182
131832009-08-24  Olivier Hainque  <hainque@adacore.com>
13184
13185	* convert.c (convert_to_integer): Don't assume an input pointer is
13186	POINTER_SIZE wide.  Fetch from the type instead.
13187
131882009-08-24  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13189
13190	* configure.ac (AC_PREREQ): Bump to 2.64.
13191
131922009-08-24  Rafael Avila de Espindola  <espindola@google.com>
13193
13194	* gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
13195	(process_command): Don't search standard_exec_prefix_1 and
13196	standard_exec_prefix_2.
13197
131982009-08-24  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
13199
13200	* config/arm/arm.c (output_return_instruction): Handle for
13201	unified syntax.
13202
132032009-08-24  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
13204
13205	* config/arm/arm.c (arm_select_cc_mode): Handle subreg.
13206
132072009-08-24  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
13208
13209	* config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
13210	(*arm_movdf_vfp): Likewise.
13211
132122009-08-24  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
13213
13214	* config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
13215	(vashr<mode>3): Rename from ashr<mode>3.
13216	(vlshr<mode>3): Rename from lshr<mode>3.
13217
132182009-08-24  Kai Tietz  <kai.tietz@onevision.com>
13219
13220	PR/40786
13221	* c-format.c (format_wanted_type): Add new member scalar_identity_flag.
13222	(check_format_info_main): Use scalar_identify_flag.
13223	(check_format_types): Check for scalar size identity if
13224	scalar_identify_flag is set.
13225	(printf_length_specs): Extend by new field.
13226	(asm_fprintf_length_specs): Likewise.
13227	(gcc_diag_length_specs): Likewise.
13228	(scanf_length_specs): Likewise.
13229	(strfmon_length_specs): Likewise.
13230	(gcc_gfc_length_specs): Likewise.
13231	* config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
13232	(ms_printf_flag_specs): Likewise.
13233	* c-format.h (format_length_info): Add new member scalar_identity_flag.
13234
132352009-08-23  Uros Bizjak  <ubizjak@gmail.com>
13236
13237	PR target/40718
13238	* config/i386/i386.c (*call_pop_1): Disable for sibling calls.
13239	(*call_value_pop_1): Ditto.
13240	(*sibcall_pop_1): New insn pattern.
13241	(*sibcall_value_pop_1): Ditto.
13242
132432009-08-23  Alan Modra  <amodra@bigpond.net.au>
13244
13245	PR target/41081
13246	* config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
13247	ashrsi3_64): New.
13248
132492009-08-23  Alan Modra  <amodra@bigpond.net.au>
13250
13251	PR target/41081
13252	* fwprop.c (try_fwprop_subst): Allow multiple sets.
13253	(get_reg_use_in): New function.
13254	(forward_propagate_subreg): Propagate through subreg of zero_extend
13255	or sign_extend.
13256
132572009-08-22  Kaz Kojima  <kkojima@gcc.gnu.org>
13258
13259	* config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
13260	* config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
13261
132622009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13263
13264	* configure.ac: Remove --with-datarootdir, --with-docdir,
13265	--with-htmldir switches.  No need to call AC_SUBST for
13266	datarootdir, docdir, htmldir any more.
13267	* configure: Regenerate.
13268	* doc/install.texi (Configuration): Document --datarootdir,
13269	--docdir, --htmldir, --pdfdir; update documentation for
13270	--infodir, --mandir.
13271	(Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
13272	M4 to 1.4.6.
13273
13274	* aclocal.m4: Regenerate.
13275	* config.in: Regenerate.
13276	* configure: Regenerate.
13277
132782009-08-21  Douglas B Rupp  <rupp@gnat.com>
13279	    Olivier Hainque  <hainque@adacore.com>
13280
13281	* config/ia64/ia64.c: Include libfuncs.h.
13282	(TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
13283	(ia64_expand_call): Use reg 25 on VMS.
13284	(ia64_initialize_trampoline): Fix for VMS ABI.
13285	(ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
13286	(ia64_function_arg): Initialize reg 25 on VMS.
13287	Fix OpenVMS ABI issues for varargs.
13288	For OpenVMS, emit the Argument Information register set in the
13289	incoming/sibcall case as well.
13290	(ia64_arg_type): New function.
13291	(ia64_function_arg_advance): Keep track of cum->words.
13292	Fix OpenVMS ABI issues for varargs.
13293	(ia64_function_value): On VMS, promote mode of non-aggregate types.
13294	(ia64_override_options): Set flag_no_common on VMS.
13295	(ia64_init_builtins): Disable FWRITE builtin.
13296	(ia64_asm_output_external): Call DO_CRTL_NAMES.
13297	(ia64_vms_init_libfuncs): Add decc$ routines.
13298	(ia64_vms_valid_pointer_mode): New function.
13299	(ia64_struct_value_rtx): Allways NULL_RTX on VMS.
13300	(ia64_promote_function_mode): New function
13301	* config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
13302	(LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
13303	(LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13304	(INIT_CUMULATIVE_ARGS): Add atypes for VMS.
13305	(INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
13306	(ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
13307	Suppress trailing '#' if VALUE is numeric.
13308	* config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
13309	ia64_promote_function_mode.
13310	(TARGET_VALID_POINTER_MODE): Define.
13311
133122009-08-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
13313
13314	PR target/40671
13315	* config/rs6000/rs6000.c (rs6000_override_options): Use
13316	TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
13317
13318	PR target/41145
13319	* config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
13320	reporting of vector + decimal/boolean/complex error.
13321
133222009-08-21  Jakub Jelinek  <jakub@redhat.com>
13323
13324	* config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
13325	__vector double TYPE_DECL.
13326
133272009-08-21  Richard Earnshaw  <rearnsha@arm.com>
13328
13329	* arm.h (MACHMODE): New define.  Include insn-modes.h if available.
13330	(CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
13331	* arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
13332	to pointer to enum machine_mode.  Update all callers as needed.
13333
133342009-08-21  Uros Bizjak  <ubizjak@gmail.com>
13335
13336	* config/alpha/alpha.md (exception_receiver): Emit alternative
13337	GP load sequence if flag_reorder_blocks_and_partition is set.
13338	(*exception_receiver_2): Also enable when
13339	flag_reorder_blocks_and_partition is set.
13340
133412009-08-20  Matt Rice  <ratmice@gmail.com>
13342	    Diego Novillo  <dnovillo@google.com>
13343
13344	* Makefile.in (PLUGIN_HEADERS): Include incpath.h and
13345	tree-ssa-sccvn.h.
13346
133472009-08-20  Richard Guenther  <rguenther@suse.de>
13348
13349	* c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
13350	* c-tree.h (c_dup_lang_specific_decl): Remove.
13351	(struct lang_decl, struct lang_type): Move definitions ...
13352	* c-lang.h: ... here.  New file.
13353	* c-decl.c: Include c-lang.h.
13354	(c_dup_lang_specific_decl): Remove.
13355	* c-typeck.c: Include c-lang.h.
13356	* Makefile.in (c-decl.o): Add c-lang.h dependency.
13357	(c-typeck.o): Likewise.
13358	* c-config-lang.in (gtfiles): Add c-lang.h.
13359	* gengtype.c (get_output_file_with_visibility): Handle c-lang.h
13360	like c-tree.h.
13361
133622009-08-20  Uros Bizjak  <ubizjak@gmail.com>
13363
13364	* config/alpha/alpha.c (alpha_end_function): Do not clear
13365	crtl->emit structure and free insn locators if cfun->is_thunk is true,
13366	this is now handled in generic code.
13367
133682009-08-20  Andreas Krebbel  <krebbel1@de.ibm.com>
13369
13370	* config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
13371	(s390_z10_fix_long_loop_prediction): New function.
13372	(s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
13373	(s390_reorg): Walk over the INSNs and invoke
13374	s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
13375
133762009-08-20  Andreas Krebbel  <krebbel1@de.ibm.com>
13377
13378	* config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
13379	"*brx_64bit", "*brx_31bit"): New patterns.
13380	* config/s390/s390.c ('E'): New output modifier.
13381
133822009-08-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
13383	    Richard Earnshaw  <richard.earnshaw@arm.com>
13384
13385	* config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
13386	* config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
13387
133882009-08-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13389
13390	* pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
13391	patterns.
13392	* pa.c (emit_move_sequence): Check if address of operand1 is valid
13393	for mode mode of operand0 when doing secondary reload for SAR.
13394
133952009-08-19  Jakub Jelinek  <jakub@redhat.com>
13396
13397	PR middle-end/41123
13398	* expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
13399	of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
13400
134012009-08-19  Jason Merrill  <jason@redhat.com>
13402
13403	* doc/invoke.texi (C++ Dialect Options): Note change of minimum
13404	supported template depth in C++0x.
13405
134062009-08-19  Jakub Jelinek  <jakub@redhat.com>
13407
13408	* config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
13409	free_after_compilation.
13410	* config/score/score7.c (score7_output_mi_thunk): Likewise.
13411	* config/score/score3.c (score3_output_mi_thunk): Likewise.
13412	* config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
13413	* config/mips/mips.c (mips_output_mi_thunk): Likewise.
13414	* config/sh/sh.c (sh_output_mi_thunk): Likewise.
13415	* config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13416	* config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13417
134182009-08-19  Ian Lance Taylor  <iant@google.com>
13419
13420	* doc/md.texi (Insn Canonicalizations): Correct canonicalization
13421	of (plus (mult (neg B) C) A).
13422
134232009-08-18  Michael Matz  <matz@suse.de>
13424
13425	* omp-low.c (optimize_omp_library_calls): Use types_compatible_p
13426	instead of comparing TYPE_MAIN_VARIANT for equality.
13427	* tree-vect-patterns.c (vect_recog_dot_prod_pattern,
13428	vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
13429	* tree-vect-loop.c (vect_is_simple_reduction): Ditto.
13430	* gimplify.c (goa_lhs_expr_p): Ditto and use
13431	STRIP_USELESS_TYPE_CONVERSION.
13432
134332009-08-18  Michael Matz  <matz@suse.de>
13434
13435	* tree-ssa-structalias.c (create_variable_info_for): Also mark
13436	first field in a struct.
13437	(intra_create_variable_infos): Don't deal with flag_argument_noalias.
13438
134392009-08-18  Uros Bizjak  <ubizjak@gmail.com>
13440
13441	* config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
13442	locators before emit_insn is called.  Remove assert that
13443	cfun->is_thunk.
13444	(alpha_end_function): Clear crtl->emit structure and free insn
13445	locators if cfun->is_thunk is true.
13446
134472009-08-18  Jason Merrill  <jason@redhat.com>
13448
13449	* config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
13450	type if available.
13451	* configure.ac: Test for it.
13452	* configure, config.in: Regenerate.
13453	* doc/install.texi: Document --enable-gnu-unique-object.
13454
134552009-08-18  Richard Guenther  <rguenther@suse.de>
13456
13457	PR middle-end/41094
13458	* builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
13459	pow(x,y*z) only if x is nonnegative.
13460
134612009-08-18  Jakub Jelinek  <jakub@redhat.com>
13462
13463	* bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
13464	on jumps.
13465
13466	PR target/40971
13467	* config/rs6000/rs6000.c (rs6000_legitimize_address): For
13468	[DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
13469
134702009-08-17  DJ Delorie  <dj@redhat.com>
13471
13472	* config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
13473	* config/m32c/prologue.md (epilogue_freit): New.
13474	(fset_b): New.
13475	* config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
13476	(bank_switch_p): Likewise.
13477	(fast_interrupt_p): Likewise.
13478	(interrupt_p): Likewise.
13479	(m32c_conditional_register_usage): Round memregs size up.
13480	(need_to_save): We only need to save $a0 when we use ENTER.
13481	(interrupt_p): Check for fast_interrupt too.
13482	(bank_switch_p): New.
13483	(fast_interrupt_p): New.
13484	(m32c_attribute_table): Add bank_switch and fast_interrupt.
13485	(m32c_emit_prolog): Support bank switching and fast interrupts.
13486	* doc/extend.texi (Function Attributes): Add bank_switch and
13487	fast_interrupt.
13488
134892009-08-17  Douglas B Rupp  <rupp@gnat.com>
13490
13491	* config/alpha/alpha.c (vms_valid_pointer_mode): New function.
13492	* config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
13493
134942009-08-16  Douglas B Rupp  <rupp@gnat.com>
13495
13496	* doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
13497	(menu): Add IA-64/VMS Options.
13498	(IA-64/VMS Options): Likewise.
13499
135002009-08-16  Richard Sandiford  <rdsandiford@googlemail.com>
13501
13502	PR target/38599
13503	* config/mips/mips.md (*lwxs): Use :P for pointer values.
13504
135052009-08-16  Richard Sandiford  <rdsandiford@googlemail.com>
13506
13507	* config/mips/mips-protos.h (mips_push_asm_switch): New function.
13508	(mips_pop_asm_switch): Likewise.
13509	* config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
13510	with...
13511	(mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
13512	(mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
13513	(mips_push_asm_switch, mips_pop_asm_switch): Likewise.
13514	(mips_print_operand_punctuation): Use them.  Check mips_noreorder
13515	instead of set_noreorder.
13516	(mips_output_function_prologue): Use the new functions.
13517	(mips_output_function_epilogue): Likewise.
13518	(mips_need_noat_wrapper_p): New function, split out from...
13519	(mips_final_prescan_insn, mips_final_postscan_insn): ...here.
13520	Use mips_push_asm_switch and mips_pop_asm_switch.
13521	* config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
13522	and mips_pop_asm_switch.
13523	(ASM_OUTPUT_REG_POP): Likewise.
13524	(DBR_OUTPUT_SEQEND): Remove boilerplate comment.
13525	Use mips_pop_asm_switch.
13526	(mips_asm_switch): New structure.
13527	(set_noreorder, set_nomacro): Replace with...
13528	(mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
13529	* config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
13530	instead of set_nomacro.
13531	(fix_truncsfsi2_macro): Likewise.
13532	(cprestore): Likewise.
13533	(hazard): Use mips_noreorder instead of set_noreorder.
13534	* config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
13535
135362009-08-16  Uros Bizjak  <ubizjak@gmail.com>
13537
13538	* config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
13539	from prev_active_insn.
13540
135412009-08-16  Anatoly Sokolov  <aesok@post.ru>
13542
13543	* config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
13544	* config/avr/avr.c (avr_override_options): Initialize
13545	avr_current_arch variable.
13546	(avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
13547	__AVR_HAVE_16BIT_SP__ according to the device type.
13548	(expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
13549	TARGET_TINY_STACK.
13550	(expand_epilogue): Use correct QI mode frame pointer for tiny stack.
13551	Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
13552
135532009-08-16  Dodji Seketeli  <dodji@redhat.com>
13554
13555	PR debug/37801
13556	* gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
13557	generating inlined subroutine die only. We shouldn't be
13558	called for anything else.
13559	(gen_block_die): Don't generate inline subroutine debug info for
13560	abstract blocks.
13561
135622009-08-15  Sebastian Pop  <sebastian.pop@amd.com>
13563
13564	* graphite-poly.c (print_pbb): Print PBB index.
13565
135662009-08-15  Sebastian Pop  <sebastian.pop@amd.com>
13567
13568	PR middle-end/40981
13569	* graphite-interchange.c (ppl_max_for_le): Moved...
13570	* graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
13571	* graphite-ppl.c (ppl_max_for_le): ... here.  Correct the use of
13572	ppl_Pointset_Powerset_C_Polyhedron_maximize.
13573	* graphite-ppl.h (ppl_max_for_le): Declared.
13574
135752009-08-14  Olatunji Ruwase <tjruwase@google.com>
13576
13577	* doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
13578	supported on all platforms.
13579	* target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
13580	* c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
13581	* c-pragma.c: Likewise.
13582	* target-def.h (TARGET_INITIALIZER): Remove
13583	TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
13584	* config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
13585
135862009-08-14  Douglas B Rupp  <rupp@gnat.com>
13587
13588	* config/ia64/fde-vms.c: New file.
13589	* config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
13590	* config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
13591	(MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
13592	(uw_frame_state_for): Only register a personality routine if it is
13593	known to be compatible with our expectations.
13594	(_Unwind_FindEnclosingFunction, uw_frame_state_for):
13595	Declare unw_table_entry stack variable and
13596	mod all calls to _Unwind_FindTableEntry to add arg.
13597	* config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
13598	(_Unwind_FindTableEntry): Add arg to prototype.
13599
136002009-08-14  Eric Botcazou  <ebotcazou@adacore.com>
13601
13602	* config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
13603	field 'signal_pfs_loc'.
13604	(uw_frame_state_for): Remove duplicate code dealing with leaf
13605	procedures without unwind info.
13606	If in the frame after unwinding through a signal handler, restore
13607	the AR.PFS register instead of the CFM if AR.PFS has not been saved.
13608	* config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
13609	'pfs_loc' to the AR.PFS location in the signal context; instead
13610	set 'signal_pfs_loc'.
13611	Manually generate the unwind info for the AR.PFS register.
13612	(ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
13613	ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
13614	(ia64_handle_unwabi): Test 'fs->unwabi' against them.
13615	Do not set 'pfs_loc' to the AR.PFS location in the signal context;
13616	instead set 'signal_pfs_loc'.
13617	Remove code preventing the AR.PFS register from being restored
13618	from the signal context.
13619
136202009-08-14  Douglas B Rupp  <rupp@gnat.com>
13621	    Tristan Gingold  <gingold@adacore.com>
13622
13623	* config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
13624	* config/ia64/t-vms: New file.
13625	* config/ia64/vms64.h: New file.
13626	* config/ia64/vms.h: New file.
13627	* config/ia64/vms-crtinit.asm: New file.
13628	* config/ia64/vms_symvec_libgcc_s.opt: New file.
13629	* config/ia64/vms-unwind.h: New file.
13630
136312009-08-14  Uros Bizjak  <ubizjak@gmail.com>
13632
13633	* config/alpha/alpha.c (alpha_emit_conditional_move): Handle
13634	TFmode compares.
13635
136362009-08-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
13637
13638	PR middle-end/30789
13639	* builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
13640	Move declaration...
13641	* real.h (do_mpc_arg2): ... here.
13642	* fold-const.c (const_binop): Use MPC for complex MULT_EXPR
13643	and RDIV_EXPR.
13644
136452009-08-14  Rafael Avila de Espindola  <espindola@google.com>
13646
13647	* final.c (add_debug_prefix_map): Don't use GC memory for
13648	old_prefix and new_prefix.
13649
136502009-08-14  Richard Guenther  <rguenther@suse.de>
13651
13652	* ipa-prop.c (compute_complex_pass_through): If we cannot
13653	compute a non-varying offset for IPA_JF_ANCESTOR punt.
13654
136552009-08-14  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13656
13657	* c-lex.c (c_lex_with_flags): Increase size of local variable
13658	to avoid memory clobber.
13659
136602009-08-14  Paolo Bonzini  <bonzini@gnu.org>
13661
13662	PR target/40934
13663	* config/i386/i386.c (ix86_fp_comparison_strategy):
13664	Only enable/disable sahf at function granularity.
13665
136662009-08-14  Hans-Peter Nilsson  <hp@axis.com>
13667
13668	PR rtl-optimization/41064
13669	* reload1.c (reload_as_needed): Don't call extract_insn
13670	for known invalid replacements after calling
13671	validate_replace_rtx_group and verify_changes.
13672
136732009-08-14  Uros Bizjak  <ubizjak@gmail.com>
13674
13675	PR target/41019
13676	* config/i386/sse.md (SSEMODE124C8): New mode iterator.
13677	(vcond<SSEMODEF2P:mode>): Assert that operation is supported by
13678	ix86_expand_fp_vcond.
13679	(vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
13680	Assert that operation is supported by ix86_expand_int_vcond.
13681	(vcondu<SSEMODE124C8:mode>): Ditto.
13682
136832009-08-13  DJ Delorie  <dj@redhat.com>
13684
13685	* config/i386/djgpp-stdint.h: New.
13686	* config.gcc (djgpp): Use it.
13687
136882009-08-13  Kaz Kojima  <kkojima@gcc.gnu.org>
13689
13690	* config/sh/sh.c (sh_override_options): When flag_exceptions or
13691	flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
13692
136932009-08-13  Ghassan Shobaki  <ghassan.shobaki@amd.com>
13694
13695	* tree-ssa-loop-prefetch.c
13696	(prune_ref_by_group_reuse): Enhance probabilistic analysis
13697	for long-stride pruning.
13698	(compute_miss_rate): New function to compute the probability
13699	that two memory references access different cache lines.
13700
137012009-08-13  Dave Korn  <dave.korn.cygwin@gmail.com>
13702
13703	* gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
13704
137052009-08-13  Richard Guenther  <rguenther@suse.de>
13706
13707	PR middle-end/41047
13708	* tree-ssa-ccp.c (ccp_fold): When folding pointer additions
13709	use the constant pointer type.
13710	* gimplify.c (canonicalize_addr_expr): Canonicalize independent
13711	of CV qualifiers on the target pointer type.
13712	* tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
13713	conversion check before restrict check.
13714
137152009-08-12  Kaz Kojima  <kkojima@gcc.gnu.org>
13716
13717	PR target/41029
13718	* config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
13719
137202009-08-12  Kaz Kojima  <kkojima@gcc.gnu.org>
13721
13722	* config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
13723
137242009-08-12  Richard Guenther  <rguenther@suse.de>
13725
13726	PR tree-optimization/41011
13727	* ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
13728	and reference constructing.
13729
137302009-08-12  Xinliang David Li  <davidxl@google.com>
13731
13732	PR tree-optimization/41012
13733	* tree-flow.h : New external interface.
13734	* gimple-low.c (check_call_arg): Change to public function.
13735	Remove argument mismatch check in lowering.
13736	* tree-inline.h (tree_can_inline_p): Interface change.
13737	* tree-inline.c (tree_can_inline_p): Fold argument mismatch check
13738	into this function.
13739	* ipa-inline.c (cgraph_decide_inlining_of_small_functions):
13740	Call change to tree_can_inline_p function.
13741	(cgraph_decide_inlining_incrementally): Ditto.
13742
137432009-08-12  Richard Sandiford  <rdsandiford@googlemail.com>
13744
13745	PR tree-optimization/41031
13746	* tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
13747	on the partition variable rather than promote_mode on the source
13748	type.  Assert that the partition variable's type has the same
13749	mode as the source value's.
13750
137512009-08-12  Paolo Bonzini  <bonzini@gnu.org>
13752
13753	* doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
13754	for for_return == 2.
13755	* function.c (assign_parm_setup_reg): Use for_return == 2, improve
13756	comments.
13757	* calls.c (expand_call): Fix typo.
13758	* explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
13759	and PARM_DECL.
13760	* stmt.c (expand_value_return): Use promote_function_mode to copy out
13761	of pseudo.
13762	* targhooks.c (default_promote_function_mode): Handle for_return == 2.
13763	* config/cris/cris.c (cris_promote_function_mode): Likewise.
13764	* config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
13765	* config/pa/pa.c (pa_promote_function_mode): Likewise.
13766
137672009-08-12  Andrew Haley  <aph@redhat.com>
13768
13769	* config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
13770
137712009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
13772
13773	PR bootstrap/40103
13774	* graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13775
137762009-08-12  Richard Guenther  <rguenther@suse.de>
13777
13778	* alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
13779	* gimplify.c (gimplify_modify_expr): Do not use
13780	lang_hooks.types_compatible_p.
13781	* tree-ssa.c (useless_type_conversion_p): For aggregates
13782	just return false if the canonical types differ.
13783
137842009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
13785
13786	PR middle-end/40980
13787	* sese.c (convert_for_phi_arg): New.
13788	(add_guard_exit_phis): Use convert_for_phi_arg.
13789
137902009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
13791
13792	* graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
13793	unknown subscript upper bounds.
13794
137952009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
13796	    Pranav Garg  <pranav.garg2107@gmail.com>
13797
13798	* graphite-interchange.c (gather_access_strides): Removed.
13799	(ppl_max_for_le): New.
13800	(build_linearized_memory_access): New.
13801	(memory_stride_in_loop): New.
13802	(pbb_interchange_profitable_p): Reimplemented.
13803	* graphite-ppl.h (ppl_new_id_map): New.
13804	(ppl_interchange): New.
13805
138062009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
13807
13808	* graphite-interchange.c (compute_subscript): Removed.
13809	(compute_array_size_cstr): Removed.
13810	(compute_array_size_poly): Removed.
13811	(compute_array_size): Removed.
13812	(gather_access_strides_poly): Removed.
13813	(gather_access_strides): Empty.
13814
138152009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
13816
13817	* graphite-dependences.c (dependence_polyhedron_1): Replace
13818	pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
13819	(graphite_legal_transform_dr): Same.
13820	(graphite_carried_dependence_level_k): Same.
13821	* graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
13822	Initialize PDR_NB_SUBSCRIPTS.
13823	(print_pdr_access_layout): Replace pdr_nb_subscripts with
13824	PDR_NB_SUBSCRIPTS.
13825	* graphite-poly.h (struct poly_dr): Add nb_subscripts field.
13826	(PDR_NB_SUBSCRIPTS): New.
13827	(pdr_nb_subscripts): Removed.
13828	(pdr_dim): Simplified.
13829	* graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
13830	with PDR_NB_SUBSCRIPTS.
13831
138322009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
13833
13834	* graphite-interchange.c (compute_array_size): Remove use of
13835	PDR_DATA_CONTAINER.
13836	* graphite-poly.c (new_poly_dr): Remove argument data_container.
13837	Do not initialize PDR_DATA_CONTAINER.
13838	(print_pdr): Do not print PDR_DATA_CONTAINER.
13839	* graphite-poly.h (struct poly_dr): Remove data_container field.
13840	(PDR_DATA_CONTAINER): Removed.
13841	* graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
13842	PDR_DATA_CONTAINER.
13843	(build_poly_dr): Same.
13844
138452009-08-12  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
13846	    Sebastian Pop  <sebastian.pop@amd.com>
13847
13848	* graphite-dependences.c (graphite_legal_transform_dr): Work on a
13849	copy of the dependence polyhedron.  Free the temporary objects.
13850	(graphite_carried_dependence_level_k): Free unused objects before
13851	returning.
13852
138532009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
13854
13855	* graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
13856	Early return without analyzing the data dependences if no
13857	transform has been done.  Call restore_scattering if the transform
13858	is not legal.
13859	(graphite-interchange.c): Same.
13860	* graphite-poly.c (print_scattering_function): Test for
13861	PBB_TRANSFORMED.
13862	(graphite_read_transforms): Initialize PBB_TRANSFORMED.
13863	(apply_poly_transforms): Do not gcc_assert that
13864	the transform is legal.
13865	(new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
13866	Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
13867	PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
13868	(free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
13869	* graphite-poly.h (struct poly_scattering): New.
13870	(struct poly_bb): Add original, transformed, and saved fields.
13871	Remove transformed_scattering, original_scattering,
13872	nb_local_variables and nb_scattering_transform fields.
13873	(PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
13874	(poly_scattering_new): New.
13875	(poly_scattering_free): New.
13876	(poly_scattering_copy): New.
13877	(store_scattering_pbb): New.
13878	(store_scattering): New.
13879	(restore_scattering_pbb): New.
13880	(restore_scattering): New.
13881	* graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
13882	Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
13883
138842009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
13885
13886	* graphite-poly.c (print_pbb): Add parentheses in the pretty print.
13887	(print_scop): Same.
13888
138892009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
13890
13891	* Makefile.in (graphite.o): Depends on PREDICT_H.
13892	* graphite.c: Include predict.h.
13893	(graphite_finalize): Call tree_estimate_probability.
13894	* predict.c (predict_loops): Do not call scev_initialize and
13895	scev_finalize.
13896	(tree_estimate_probability_bb): New.
13897	(tree_estimate_probability): Do not initialize loops: move that
13898	code to the driver.  Call tree_estimate_probability_bb.
13899	(tree_estimate_probability_driver): New.
13900	(pass_profile): Use tree_estimate_probability_driver.
13901	* predict.h (tree_estimate_probability): Declared.
13902
139032009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
13904
13905	* graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
13906	* graphite-dependences.c (graphite_legal_transform): Add time to
13907	TV_GRAPHITE_DATA_DEPS.
13908	(dependency_between_pbbs_p): Same.
13909	* timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
13910
139112009-08-12  Andrey Belevantsev  <abel@ispras.ru>
13912
13913	PR rtl-optimization/41033
13914	* alias.c (nonoverlapping_component_refs_p): Punt when strict
13915	aliasing is disabled.
13916
139172009-08-11  Adam Nemet  <anemet@caviumnetworks.com>
13918
13919	* config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
13920	si_mask_operand, and_load_operand, low_bitmask_operand,
13921	and_reg_operand, and_operand): New predicates.
13922	* config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
13923	* config/mips/mips.c (and_operands_ok): New function.
13924	* config/mips/mips-protos.h (and_operands_ok): Declare it.
13925	* config/mips/mips.md (move_type): Add ext_ins and logical.
13926	(type): Handle them.
13927	(and<mode>3): Use and_reg_operand as the second operand's predicate.
13928	(*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
13929	shift_shift.  Remove commutative constraint modifier.
13930	(*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
13931	shift_shift.
13932	(*clear_upper32_dext): Remove define_insn_and_split.
13933	(*clear_upper32): Turn this define_insn_and_split ...
13934	(splitter for ANDing register with 0xffff_ffff): .. into this.
13935
139362009-08-11  Adam Nemet  <anemet@caviumnetworks.com>
13937
13938	* combine.c (try_widen_shift_mode): Factor out code to check if an
13939	integer constant is a low-order bitmask from here ...
13940	* rtlanal.c (low_bitmask_len): ... to here.
13941	* rtl.h (low_bitmask_len): Declare.
13942
139432009-08-11  Uros Bizjak  <ubizjak@gmail.com>
13944
13945	PR target/8603
13946	* config/alpha/alpha.md (addsi3): Remove expander.
13947	(addsi3): Rename from *addsi3_internal insn pattern.
13948	(subsi3): Remove expander.
13949	(subsi3): Rename from *subsi3_internal insn pattern.
13950
139512009-08-11  Douglas B Rupp  <rupp@gnat.com>
13952
13953	* config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
13954	FWRITE_UNLOCKED.
13955
139562009-08-11  Vasiliy Fofanov  <fofanov@adacore.com>
13957	    Eric Botcazou  <botcazou@adacore.com>
13958	    Douglas B Rupp  <rupp@gnat.com>
13959
13960	* config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
13961	that records that fit in 64 bits are returned by immediate value,
13962	as required by OpenVMS Calling Standard.
13963	(function_value): Adjust for above modification.
13964	(alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
13965	virtual_incoming_args_rtx as base object, not next_arg.
13966	* config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
13967
139682009-08-11  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13969
13970	* reload.c (find_reloads_subreg_address): Check the original
13971	req_equiv_mem address to detect the case where an address is
13972	not valid in the outer mode.
13973
139742009-08-11  Richard Guenther  <rguenther@suse.de>
13975
13976	PR bootstrap/40788
13977	* builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
13978
139792009-08-10  Douglas B Rupp  <rupp@gnat.com>
13980
13981	* config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
13982	(OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
13983
139842009-08-10  Olivier Hainque  <hainqueu@adacore.com>
13985	    Douglas B Rupp  <rupp@gnat.com>
13986
13987	* config/alpha/alpha.c (alpha_sa_size): Force procedure type to
13988	PT_STACK when frame_pointer_needed on OpenVMS.
13989	(alpha_pv_save_size, alpha_using_fp): Remove.
13990	(alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
13991	with proper processing for PT_NULL.
13992	(alpha_vms_initial_elimination_offset): New function. Support for
13993	INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
13994	(alpha_sa_size): Force procedure type to PT_STACK when
13995	frame_pointer_needed on OpenVMS.
13996	* config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
13997	(alpha_using_fp): Likewise.
13998	(alpha_vms_can_eliminate): Add prototype.
13999	(alpha_vms_initial_elimination_offset): Likewise.
14000	* config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
14001	Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
14002
140032009-08-10  Eric Botcazou  <botcazou@adacore.com>
14004	    Douglas B Rupp  <rupp@gnat.com>
14005
14006	* config/alpha/alpha.c (common_object_handler): New function.
14007	(vms_attribute_table): Declare a single attribute "common_object".
14008	(vms_output_aligned_decl_common): New global function.
14009	(SECTION_VMS_OVERLAY): Delete.
14010	(SECTION_VMS_GLOBAL): Likewise.
14011	(SECTION_VMS_INITIALIZE): Likewise.
14012	(vms_asm_named_section): Remove support for above flags.
14013	(vms_section_type_flags): Delete.
14014	(TARGET_SECTION_TYPE_FLAGS): Likewise.
14015	* config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
14016	* config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
14017	(ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
14018
140192009-08-10  SUGIOKA Toshinobu  <sugioka@itonet.co.jp>
14020
14021	PR target/41015
14022	* longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
14023	(sub_ddmmss): Likewise.
14024
140252009-08-10  Andreas Tobler  <a.tobler@schweiz.org>
14026
14027	PR bootstrap/41018
14028	* config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
14029	year.
14030
140312009-08-10  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14032
14033	PR target/37053
14034	* reload1.c (reload_as_needed): Use cancel_changes to completely
14035	undo a failed replacement attempt.
14036
140372009-08-10  Richard Guenther  <rguenther@suse.de>
14038
14039	PR middle-end/41006
14040	* tree-ssa.c (useless_type_conversion_p_1): Fold into ...
14041	(useless_type_conversion_p): ... here.  Require pointer targets
14042	to be compatible.
14043
140442009-08-10  Dodji Seketeli  <dodji@redhat.com>
14045
14046	PR c++/40866
14047	* tree-inline.c (copy_statement_list): The resulting copy shouldn't
14048	loose the original type of the statement list.
14049
140502009-08-09  Douglas B Rupp  <rupp@gnat.com>
14051
14052	* config/alpha/alpha.c: Include libfuncs.h
14053	(avms_asm_output_extern): New function.
14054	(alpha_init_libfuncs): Init some decc libfuncs.
14055	* config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
14056	* config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
14057	(DO_CRTL_NAMES): Define.
14058	(LIB_SPEC): Remove.
14059	* config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
14060	(LONG_TYPE_SIZE): Define.
14061	(TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
14062	(SUBTARGET_SWITCHES): Define malloc64 switch.
14063	(TARGET_DEFAULT): Default MASK_MALLOC64 set.
14064	(MASK_RETURN_ADDR): Define.
14065	doc/invoke.texi (mmalloc64): Document switch.
14066
140672009-08-09  Olivier Hainque  <hainque@adacore.com>
14068	    Douglas B Rupp  <rupp@gnat.com>
14069
14070	* config/alpha/alpha.c (struct machine_function): New flag for VMS,
14071	uses_condition_handler.
14072	(alpha_expand_builtin_establish_vms_condition_handler): New expander.
14073	(alpha_expand_builtin_revert_vms_condition_handler): New expander.
14074	(enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
14075	and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
14076	(code_for_builtin): New insn codes for the new alpha_builtins.
14077	(alpha_init_builtins): Register the new functions as BUILT_IN_MD.
14078	(alpha_sa_size): Account for uses_condition_handler.
14079	(alpha_expand_prologue): Likewise.
14080	(alpha_start_function): Likewise.
14081	(alpha_expand_epilogue): Likewise.
14082	* config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
14083	establish/revert expanders.
14084	* config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
14085	* config/alpha/alpha.md	(builtin_establish_vms_condition_handler):
14086	New expander, resorting to the alpha.c associated function.
14087	(builtin_revert_vms_condition_handler): Likewise.
14088	* config/alpha/vms-gcc_shell_handler.c: New file. Implements
14089	__gcc_shell_handler, the static VMS condition handler used as
14090	an indirection wrapper to the current dynamically established
14091	handler.
14092	* config/alpha/vms-unwind.h: Complete rewrite.
14093	* config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
14094	* config/alpha/vms.h (MD_UNWIND_SUPPORT):
14095
140962009-08-09  Eric Botcazou  <botcazou@adacore.com>
14097	    Douglas B Rupp  <rupp@gnat.com>
14098
14099	* config/alpha/alpha.c (alpha_links): Add 'target' field.
14100	(alpha_need_linkage): Handle aliases.  Return function symbol.
14101	(alpha_use_linkage): Rename 'linkage' argument to 'func'.
14102	Use ultimate alias target for the linkage name.
14103	* config/alpha/alpha.md (movmemdi): Use the symbol returned
14104	by alpha_need_linkage for the function symbol.
14105	(setmemdi): Likewise.
14106
141072009-08-09  Douglas B Rupp  <rupp@gnat.com>
14108
14109	* config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
14110	* config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
14111	(ASM_WEAKEN_LABEL): Define.
14112	(CRT_CALL_STATIC_FUNCTION): Define.
14113	(STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
14114	(ENDFILE_SPEC): Define.
14115	(INIT_SECTION_ASM_OP): Define.
14116	* config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
14117	* config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
14118	crtend.o crtendS.o.
14119	(MULTILIB_OSDIRNAMES): Define.
14120	(shlib_version): Define.
14121	(SHLIB_EXT): Define.
14122	(SHLIB_OBJS): Define.
14123	(SHLIB_NAME): Define.
14124	(SHLIB_MULTILIB): Define.
14125	(SHLIB_INSTALL): Define.
14126	(SHLIB_SYMVEC): Define.
14127	(SHLIB_SYMVECX2): Define.
14128	(SHLIB_LINK): Define.
14129
141302009-08-09  Douglas B Rupp  <rupp@gnat.com>
14131
14132	* config/alpha/alpha.c (alpha_initialize_trampoline):
14133	Initialize VMS trampoline IAW ABI for bounded procedure calls.
14134	(alpha_start_function): Emit transfer address on nested functions
14135	for VMS trampoline call.
14136	* config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
14137	since no longer used.
14138	* config/alpha/vms-tramp.asm: Remove.
14139	* config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
14140	since now only data initialized at runtime.
14141
141422009-08-09  Douglas B Rupp  <rupp@gnat.com>
14143
14144	* config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
14145	(LINK_GCC_C_SEQUENCE_SPEC): Define.
14146	(MD_EXEC_PREFIX): Remove, no longer used.
14147	(MD_STARTFILE_PREFIX): Likewise.
14148	(INCLUDE_DEFAULTS): Likewise.
14149	* config/alpha/t-vms:
14150	(vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
14151
141522009-08-09  Richard Guenther  <rguenther@suse.de>
14153
14154	PR tree-optimization/41016
14155	* tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
14156	(operand_precision): Remove.
14157	(integral_operand_p): Likewise.
14158	(recognize_single_bit_test): Adjust.
14159
141602009-08-09  Richard Sandiford  <rdsandiford@googlemail.com>
14161
14162	* c-common.c (c_fully_fold_internal): Issue a warning if a binary
14163	operation overflows.  Likewise non-cast unary arithmetic.
14164	If one arm of a conditional expression is always taken,
14165	inhibit evaluation warnings for the other arm.  Likewise inhibit
14166	evaluation warnings for the second && or || operand if the first
14167	operand is enough to determine the result.
14168	* c-typeck.c (build_conditional_expr): Apply the same inhibition
14169	rules here.
14170	(build_binary_op): Prevent duplicate evaluation warnings.
14171
141722009-08-09  Richard Sandiford  <rdsandiford@googlemail.com>
14173
14174	* tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
14175	and destination have different modes, Use promote_mode to
14176	determine the signedness of the conversion.  Assert that the
14177	promoted source mode matches the destination mode.  Don't pass
14178	the destination and destination mode to expand_expr if the source
14179	mode is different.  Simplify conversion logic.
14180
141812009-08-09  Ira Rosen  <irar@il.ibm.com>
14182
14183	PR tree-optimization/41008
14184	* tree-vect-loop.c (vect_is_simple_reduction): Get operands
14185	from condition only in case it's a comparison. Adjust checks.
14186
141872009-08-09  Bernd Schmidt  <bernd.schmidt@analog.com>
14188
14189	* tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
14190	* tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
14191	* tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
14192	(enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
14193	(dump_cand): Handle them.
14194	(struct iv_cand): New members COST_STEP and AINC_USE.
14195	(stmt_after_increment): Likewise.
14196	(stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos.  All
14197	callers changed.  Use gimple_uid comparison instead of scanning.
14198	(add_candidate_1): When looking for identical candidates, take
14199	AINC_USE into account.  Set it for new candidates.
14200	(force_expr_to_var_cost): Cast target_spill_cost to int.
14201	(get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
14202	All callers changed.  Check for availability of autoinc addressing
14203	modes, both in general for a given mode, and in the specific use case.
14204	(get_computation_cost_at): New argument CAN_AUTOINC.  All callers
14205	changed.
14206	(get_computation_cost): Likewise.
14207	(autoinc_possible_for_pair, set_autoinc_for_original_candidates,
14208	add_autoinc_candidates): New static functions.
14209	(add_candidate): Call add_autoinc_candidates for candidates based on
14210	a USE_ADDRESS use.
14211	(find_iv_candidates): Call set_autoinc_for_original_candidates.
14212	(determine_use_iv_cost_address): If we have an autoinc candidate at
14213	the matching use, verify autoinc is possible and subtract the cost
14214	of the candidate's step from the cost.
14215	(determine_iv_cost): Record the cost of the increment in the COST_STEP
14216	member of the candidate.
14217	(tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
14218	determine_use_iv_costs.  Call renumber_gimple_stmt_uids_in_blocks.
14219
142202009-08-09  Douglas B Rupp  <rupp@gnat.com>
14221
14222	* config.build (ia64-hp-*vms*): New target.
14223	(alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
14224	with ia64-hp-*vms*.
14225	* config.gcc (ia64-hp-*vms*): New target.
14226	(alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
14227	with ia64-hp-*vms*.
14228	* config.host (ia64-hp-*vms*): New target.
14229	(alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
14230	with ia64-hp-*vms*.
14231
142322009-08-08  Richard Guenther  <rguenther@suse.de>
14233
14234	PR tree-optimization/40991
14235	* tree-ssa-pre.c (eliminate): Delay purging EH edges.
14236
142372009-08-08  Richard Sandiford  <rdsandiford@googlemail.com>
14238
14239	* combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
14240	mode check.  Do truncations in an integer mode.
14241	(force_to_mode): Handle subregs for all mode types.  Only do
14242	arithmetic simplifications on integer modes.
14243
142442009-08-07  Richard Guenther  <rguenther@suse.de>
14245
14246	PR tree-optimization/40999
14247	* tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
14248	(maybe_fold_reference): Lookup constant initializers.
14249	(fold_gimple_assign): Likewise.
14250
142512009-08-07  Richard Guenther  <rguenther@suse.de>
14252
14253	* tree-ssa.c (useless_type_conversion_p_1): Only for types
14254	that require structural equality defer to the langhook.
14255
142562009-08-07  Martin Jambor  <mjambor@suse.cz>
14257
14258	* ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
14259	comments.
14260	(struct ipa_pass_through_data): New type.
14261	(struct ipa_ancestor_jf_data): New type.
14262	(union jump_func_value): Removed field formal_id, added fields
14263	pass_through and ancestor.
14264	(struct ipa_param_call_note): Changed type of formal_id to int from
14265	unsigned.
14266	* ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
14267	operations jump functions and ancestor jump functions.
14268	(compute_complex_pass_through): New function.
14269	(compute_scalar_jump_functions): Call compute_complex_pass_through,
14270	reflect changes in the jump function strucutre.
14271	(update_jump_functions_after_inlining): Ignore complex pass-through
14272	and ancestor jump functions.
14273	* ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
14274	polynomial pass-through with operation jump functions.
14275
142762009-08-07  Jakub Jelinek  <jakub@redhat.com>
14277
14278	* dwarf2out.c (output_fde): When doing hot/cold partitioning, use
14279	fde->dw_fde_begin as begin label instead of hot/cold label.
14280	Use LLSDAC label instead of LLSDA for second section lsda.
14281	(dwarf2out_do_cfi_startproc): Add SECOND argument.  Use LLSDAC
14282	label instead of LLSDA if it is true.
14283	(dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
14284	callers.
14285	* except.c (add_call_site, dw2_size_of_call_site_table): Add
14286	SECTION argument.  Use it as index into crtl->eh.call_site_record
14287	array.
14288	(dw2_output_call_site_table): Likewise.  Add CS_FORMAT argument,
14289	use it to determine how to print table entries instead of using
14290	#ifdef HAVE_AS_LEB128.  For SECTION > 0 use hot resp. cold
14291	label instead of normal begin label as base.
14292	(sjlj_assign_call_site_values): Adjust add_call_site caller.
14293	(convert_to_eh_region_ranges): When doing hot/cold partitioning,
14294	ensure no EH range spans between sections and that landing pads
14295	are always in the corresponding section.
14296	(sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
14297	for crtl->eh.call_site_record being an array rather than scalar.
14298	(output_one_function_exception_table): New function, copied
14299	from output_function_exception_table.  Adjust
14300	dw2_size_of_call_site_table, dw2_output_call_site_table
14301	callers.  For SECOND section use *C suffixed labels.
14302	(output_function_exception_table): Call
14303	output_one_function_exception_table and, when doing hot/cold
14304	partitioning, also another time for the second section.
14305	* opts.c: Include except.h.
14306	(decode_options): Allow -freorder-blocks-and-partition with
14307	exceptions, unless SJLJ or TARGET_UNWIND_INFO.
14308	* Makefile.in (opts.o): Depend on $(EXCEPT_H).
14309	* function.h (struct rtl_eh): Change call_site_record from
14310	scalar into array of 2 elements.
14311
143122009-08-07  Martin Jambor  <mjambor@suse.cz>
14313
14314	* ipa-prop.c (count_formal_params_1): New function.
14315	(ipa_get_vector_of_formal_parms): New function.
14316	(get_vector_of_formal_parm_types): New function.
14317	(ipa_modify_formal_parameters): New function.
14318	(ipa_modify_call_arguments): New function.
14319	(index_in_adjustments_multiple_times_p): New function.
14320	(ipa_combine_adjustments): New function.
14321	(ipa_dump_param_adjustments): New function.
14322	* ipa-prop.h (struct ipa_parm_adjustment): New type.
14323	(ipa_get_vector_of_formal_parms): Declare.
14324	(ipa_modify_formal_parameters): Declare.
14325	(ipa_modify_call_arguments): Declare.
14326	(ipa_combine_adjustments): Declare.
14327	(ipa_dump_param_adjustments): Declare.
14328	(build_ref_for_offset): Declare.
14329	* Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
14330	* tree-sra.c: Include ipa-prop.c.
14331	(build_ref_for_offset): Make public.
14332
143332009-08-06  Neil Vachharajani  <nvachhar@gmail.com>
14334
14335	* value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
14336
143372009-08-06  Thomas Schwinge  <tschwinge@gnu.org>
14338
14339	* gcc/doc/extend.texi (__builtin_extract_return_address)
14340	(__builtin_frob_return_address): Document.
14341
143422009-08-06  Paul Brook  <paul@codesourcery.com>
14343
14344	* config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
14345	(udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
14346	implementation on ARMv6-M.
14347
143482009-08-06  Richard Earnshaw  <rearnsha@arm.com>
14349
14350	* doc/extend.texi (pcs): Document new attribute for ARM.
14351
143522009-08-06  Richard Earnshaw  <rearnsha@arm.com>
14353
14354	* arm.c (pcs_attribute_args): Comment out unsupported attribute
14355	variants.
14356
143572009-08-06  Richard Earnshaw  <rearnsha@arm.com>
14358
14359	* arm.c (arm_handle_pcs_attribute): Pass the entire name object to
14360	warning ().
14361
143622009-08-06  Richard Earnshaw  <rearnsha@arm.com>
14363
14364	* arm.c (arm_handle_pcs_attribute): Use %qE in warning.
14365
143662009-08-06  Richard Earnshaw  <rearnsha@arm.com>
14367
14368	Merge ARM/hard_vfp_branch to trunk.
14369
14370	2009-08-04  Richard Earnshaw  <rearnsha@arm.com>
14371
14372	* arm.c (libcall_eq): New function.
14373	(libcall_hash): New function.
14374	(add_libcall): New function.
14375	(arm_libcall_uses_aapcs_base): New function.
14376	(arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
14377	libcalls using the base PCS.
14378	(arm_init_cumulative_args): Likewise.
14379
14380	2009-07-20  Joseph Myers  <joseph@codesourcery.com>
14381
14382	* config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
14383	Use base ABI for conversion libfuncs between HFmode and SFmode.
14384
14385	2009-05-12  Joseph Myers  <joseph@codesourcery.com>
14386
14387	* config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
14388	V4SImode as representatives of all 64-bit and 128-bit vector
14389	types.  Allow vector types without vector modes.
14390	(aapcs_vfp_is_call_or_return_candidate): Handle vector types
14391	without vector modes like BLKmode.
14392	(aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
14393	BLKmode.  Avoid unsupported vector modes or TImode moves for
14394	non-TARGET_NEON.
14395	(aapcs_vfp_allocate_return_reg): Likewise.
14396	(arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
14397	V8QImode if TARGET_NEON || TARGET_IWMMXT.
14398
14399	2009-05-12  Joseph Myers  <joseph@codesourcery.com>
14400
14401	* config/arm/arm.c (arm_handle_pcs_attribute): New.
14402	(arm_get_pcs_model): Pass attribute arguments to
14403	arm_pcs_from_attribute.
14404	(arm_init_cumulative_args): Use base AAPCS for conversions from
14405	floating-point types to DImode.
14406	(arm_attribute_table): Add pcs attribute.
14407	(arm_handle_pcs_attribute): New.
14408	* config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
14409	conversions from floating-point types to DImode, also declare them
14410	to use base AAPCS and declare functions they call to use base
14411	AAPCS and their RTABI names.
14412
14413	2009-05-12  Joseph Myers  <joseph@codesourcery.com>
14414
14415	* doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
14416	-mfloat-abi=hard not being supported for VFP.
14417
14418	2009-05-11  Kazu Hirata  <kazu@codesourcery.com>
14419
14420	* config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
14421	SYMBOL_REF to hard_libcall_value.
14422
14423	2009-03-05  Joseph Myers  <joseph@codesourcery.com>
14424	    Richard Earnshaw  <rearnsha@arm.com>
14425
14426	* config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
14427	has been put on the stack, all remaining co-processory arguments for
14428	that co-processor also go on the stack.
14429
14430	2009-03-05  Joseph Myers  <joseph@codesourcery.com>
14431
14432	* config/arm/arm.c (arm_return_in_memory): Handle returning
14433	vectors of suitable size in registers also for AAPCS case.
14434
14435	2009-01-13  Richard Earnshaw <rearnsha@arm.com>
14436
14437	* doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
14438
14439	2008-12-09  Richard Earnshaw <rearnsha@arm.com>
14440
14441	ARM Hard-VFP calling convention
14442	* target-def.h (TARGET_LIBCALL_VALUE): New hook.
14443	* target.h (gcc_target): Add libcall_value to table of call hooks.
14444	* targhooks.h (default_libcall_value): Default implementation.
14445	* targhooks.c (default_libcall_value): Likewise.
14446	* doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
14447	* optabs.c (expand_unop): Use it.
14448	* expr.h (hard_libcall_value): Pass the function RTX through.
14449	* calls.c (emit_library_call_value_1): Update call to
14450	hard_libcall_value.
14451	* explow.c (hard_libcall_value): Use new target hook.
14452	* config/arm/arm.c: Include cgraph.h
14453	(TARGET_FUNCTION_VALUE): Override default hook.
14454	(arm_pcs_default): New variable.
14455	(arm_override_options): Don't fault hard calling convention with VFP.
14456	Add support for AAPCS variants.
14457	(arm_function_value): Make static.  Handle AAPCS variants.
14458	(arm_libcall_value): New function.
14459	(arm_apply_result_size): Handle VFP registers in results.
14460	(arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
14461	conventions.
14462	(pcs_attribute_args): New variable.
14463	(arm_pcs_from_attribute): New function.
14464	(arm_get_pcs_model): New function.
14465	(aapcs_vfp_cum_init): New function.
14466	(aapcs_vfp_sub_candidate): New function.
14467	(aapcs_vfp_is_return_candidate): New function.
14468	(aapcs_vfp_is_call_candidate): New function.
14469	(aapcs_vfp_allocate): New function.
14470	(aapcs_vfp_allocate_return_reg): New function.
14471	(aapcs_vfp_advance): New function.
14472	(aapcs_cp_arg_layout): New variable.
14473	(aapcs_select_call_coproc): New function.
14474	(aapcs_select_return_coproc): New function.
14475	(aapcs_allocate_return_reg): New function.
14476	(aapcs_libcall_value): New function.
14477	(aapcs_layout_arg): New function.
14478	(arm_init_cumulative_args): Initialize AAPCS args data.
14479	(arm_function_arg): Handle AAPCS variants using new interface.
14480	(arm_arg_parital_bytes): Likewise.
14481	(arm_function_arg_advance): New function.
14482	(arm_function_ok_for_sibcall): Ensure that sibling calls agree on
14483	calling conventions.
14484	(arm_setup_incoming_varargs): Handle new AAPCS args data.
14485	* arm.h (NUM_VFP_ARG_REGS): Define.
14486	(LIBCALL_VALUE): Update.
14487	(FUNCTION_VALUE): Delete.
14488	(FUNCTION_VALUE_REGNO_P): Add VFP regs.
14489	(arm_pcs): New enum.
14490	(CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
14491	(FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
14492	(FUNCTION_ARG_REGNO_P): Add VFP regs.
14493	* arm-protos.h (arm_function_arg_advance): Add.
14494	(aapcs_libcall_value): Add.
14495	(arm_function_value): Delete.
14496
144972009-08-06  Uros Bizjak  <ubizjak@gmail.com>
14498	    H.J. Lu  <hongjiu.lu@intel.com>
14499
14500	PR target/40957
14501	* config/i386/i386.c (standard_sse_mode_p): Remove.
14502	(standard_sse_constant_p): Return 2 for integer mode
14503	vector_all_ones_operand when SSE2 is enabled.
14504	(standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
14505	(ix86_expand_vector_move): Do not check for negative values from
14506	standard_sse_constant_p.
14507
145082009-08-06  Richard Guenther  <rguenther@suse.de>
14509
14510	* tree-ssa.c (useless_type_conversion_p_1): Make function and
14511	array type comparisons frontend independent.
14512	* Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
14513	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
14514	out array reference lower bound and element size operands.
14515	(ao_ref_init_from_vn_reference): Properly compute the offset
14516	for ARRAY_RANGE_REF.
14517	(vn_reference_fold_indirect): Fill out array reference lower
14518	bound and element size operands.
14519	* tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
14520	a non gimple valued reference operand which can happen for
14521	array reference lower bound or element size.
14522	(create_component_ref_by_pieces_1): Properly generate the
14523	element size operand for array references.
14524
145252009-08-06  Richard Guenther  <rguenther@suse.de>
14526
14527	PR tree-optimization/40964
14528	* tree.c (iterative_hash_host_wide_int): Export.
14529	* tree.h (iterative_hash_host_wide_int): Declare.
14530	* tree-ssa-structalias.c (heapvar_map): New struct.
14531	(heapvar_map_eq): New function.
14532	(heapvar_map_hash): Likewise.
14533	(heapvar_lookup): Adjust.
14534	(heapvar_insert): Likewise.
14535	(make_constraint_from_heapvar): Allow multiple heap variables
14536	per decl at different offsets.
14537	(init_alias_heapvars): Adjust.
14538
145392009-08-04  David Daney  <ddaney@caviumnetworks.com>
14540
14541	* config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
14542	* mips_output_sync_loop (mips_output_sync_loop): Only emit
14543	trailing sync if TARGET_SYNC_AFTER_SC.
14544
145452009-08-05  David Daney  <ddaney@caviumnetworks.com>
14546
14547	* gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
14548	compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
14549	sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
14550	sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
14551	sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
14552	sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
14553	sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14554	sync_new_nand<mode>, sync_lock_test_and_set<mode>,
14555	test_and_set_12): Rewrite calls to mips_output_sync_loop.
14556	* gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
14557	the prototype declaration match the definition.
14558	* gcc/config/mips/mips.c (mips_output_sync_loop):  Emit sync
14559	instructions explicitly.  Add barrier_before and operands
14560	parameters.
14561	* gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
14562	MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
14563	MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
14564	MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
14565	MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
14566	MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
14567
145682009-08-05  Andrew Pinski  <pinskia@gmail.com>
14569
14570	* tree-ssa-alias.c: Fix intervals to use [) syntax.
14571
145722009-08-05  Uros Bizjak  <ubizjak@gmail.com>
14573	    Mikulas Patocka  <mikulas@artax.karlin.mff.cuni.cz>
14574
14575	PR target/40906
14576	* config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
14577	source operand.
14578
145792009-08-05  Jakub Jelinek  <jakub@redhat.com>
14580
14581	PR rtl-optimization/40924
14582	* dse.c (canon_address): Before calling cselib_expand_value_rtx
14583	make sure canon_rtx (mem_address) isn't simpler than
14584	canon_rtx (expanded_mem_address).
14585
145862009-08-05  Li Feng  <nemokingdom@gmail.com>
14587
14588	* graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
14589	for each poly_bb_p.
14590	(build_scop_drs): Build alias set for each SCoP.
14591
145922009-08-04  Sandra Loosemore  <sandra@codesourcery.com>
14593
14594	* doc/invoke.texi (MIPS Options): Document new 1004K -march options.
14595	* config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
14596	* config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
14597	(MIPS_ARCH_FLOAT_SPEC): Likewise.
14598	(BASE_DRIVER_SELF_SPECS): Likewise.
14599
146002009-08-04  Andrew Pinski  <pinskia@gmail.com>
14601
14602	* tree-ssa-alias.c: Fix some comment typos.
14603
146042009-08-04  Kaz Kojima  <kkojima@gcc.gnu.org>
14605
14606	* config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
14607	ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
14608
146092009-08-03  Janis Johnson  <janis187@us.ibm.com>
14610
14611	PR c/39902
14612	* simplify-rtx.c (simplify_binary_operation_1): Disable
14613	simplifications for decimal float operations.
14614
146152009-08-03  Jakub Jelinek  <jakub@redhat.com>
14616
14617	PR middle-end/40943
14618	* tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
14619	operand of INDIRECT_REF.
14620
146212009-08-03  Uros Bizjak  <ubizjak@gmail.com>
14622
14623	* config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
14624	constants referencing TLS symbols.
14625
146262009-08-03  SUGIOKA Toshinobu  <sugioka@itonet.co.jp>
14627
14628	* config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
14629	__sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
14630
146312009-08-03  Richard Guenther  <rguenther@suse.de>
14632
14633	* tree.c (make_vector_type): Build a main variant first,
14634	get the canonical one and then build the variant.
14635	* tree-ssa.c (useless_type_conversion_p_1): Handle
14636	fixed-point types.
14637	(useless_type_conversion_p): Conversions to pointers to
14638	incomplete record types are useless.
14639
146402009-08-03  Richard Guenther  <rguenther@suse.de>
14641
14642	* tree-cfg.c (pass_warn_unused_result): Mark name that no dump
14643	file will be created.
14644	* omp-low.c (pass_diagnose_omp_blocks): Likewise.
14645	* toplev.c (compile_file): Adjust comment.
14646
146472009-08-03  Kaz Kojima  <kkojima@gcc.gnu.org>
14648
14649	* config/sh/sh-protos.h (sh_promote_function_mode): Remove.
14650	* config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
14651	(TARGET_PROMOTE_FUNCTION_MODE): Define.
14652	(TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14653	(sh_promote_function_mode): Fix typo.
14654
146552009-08-03  Andreas Krebbel  <krebbel1@de.ibm.com>
14656
14657	* explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
14658
146592009-08-02  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14660
14661	* pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
14662	declaration arguments.
14663
146642009-08-02  Uros Bizjak  <ubizjak@gmail.com>
14665
14666	* config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
14667	of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
14668	(ix86_split_ashl): Ditto.
14669	(ix86_expand_vector_init_one_nonzero): Ditto.
14670	(ix86_expand_vector_set): Ditto.
14671	(ix86_expand_reduc_v4sf): Ditto.
14672
146732009-08-02  Paolo Bonzini  <bonzini@gnu.org>
14674
14675	* explow.c (promote_function_mode): Remove assert.
14676	* config/sh/sh.c (sh_promote_function_mode): Declare.
14677
146782009-08-01  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14679
14680	* config/pa/pa.c (pa_promote_function_mode): Declare.
14681	Change to static.  Fix promote_mode call.
14682
14683	* gthr-dce.h (CONST_CAST2): Define if not defined.
14684	(__gthread_setspecific): Use CONST_CAST2 to fix warning.
14685
14686	* config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
14687
146882009-08-01  Paolo Bonzini  <bonzini@gnu.org>
14689
14690	* expr.c (store_constructor): Use promote_decl_mode.  Remove
14691	now write-only variable unsignedp.
14692	(expand_expr_real_1): Use promote_decl_mode.
14693	* expr.h (promote_function_mode, promote_decl_mode): New.
14694	(promote_mode): Remove last argument.
14695	* function.c (assign_temp): Drop last argument of promote_mode.
14696	(assign_parm_find_data_types): Use promote_function_mode.
14697	(assign_parm_setup_reg): Likewise.
14698	(expand_function_end): Use promote_function_mode.
14699	* calls.c (initialize_argument_information): Use promote_function_mode.
14700	(precompute_arguments): Use promote_mode instead of checking if
14701	only PROMOTE_FUNCTION_MODE is defined.
14702	(expand_call): When making sibcall decisions, use promote_function_mode.
14703	Below, remove an if for targetm.calls.promote_function_return and
14704	and use promote_function_mode.
14705	(emit_library_call_value_1): Use promote_function_mode, fix bug
14706	where promote_mode was passed FOR_CALL == 0 for a return value in an
14707	assertion.
14708	* cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
14709	* explow.c (promote_function_mode, promote_decl_mode): New.
14710	(promote_mode): Keep only the FOR_CALL == 0 case.
14711	* combine.c (setup_incoming_promotion): Remove test of
14712	promote_function_args.  Use promote_function_mode.
14713	* stmt.c (expand_value_return): Use promote_decl_mode.
14714	(expand_decl): Use promote_decl_mode.
14715
14716	* expr.c (store_constructor): Use promote_decl_mode.  Remove
14717	now write-only variable unsignedp.
14718	(expand_expr_real_1): Use promote_decl_mode.
14719	* expr.h (promote_function_mode, promote_decl_mode): New.
14720	(promote_mode): Remove last argument.
14721	* function.c (assign_temp): Drop last argument of promote_mode.
14722	(assign_parm_find_data_types): Use promote_function_mode.
14723	(assign_parm_setup_reg): Likewise.
14724	(expand_function_end): Use promote_function_mode.
14725	* calls.c (initialize_argument_information): Use promote_function_mode.
14726	(precompute_arguments): Use promote_mode instead of checking if
14727	only PROMOTE_FUNCTION_MODE is defined.
14728	(expand_call): When making sibcall decisions, use promote_function_mode.
14729	Below, remove an if for targetm.calls.promote_function_return and
14730	and use promote_function_mode.
14731	(emit_library_call_value_1): Use promote_function_mode, fix bug
14732	where promote_mode was passed FOR_CALL == 0 for a return value in an
14733	assertion.
14734	* cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
14735	* explow.c (promote_function_mode, promote_decl_mode): New.
14736	(promote_mode): Keep only the FOR_CALL == 0 case.
14737	* combine.c (setup_incoming_promotion): Remove test of
14738	promote_function_args.  Use promote_function_mode.
14739	* stmt.c (expand_value_return): Use promote_decl_mode.
14740	(expand_decl): Use promote_decl_mode.
14741
14742	* explow.c (promote_function_mode): Just call the target hook.
14743	* targhooks.c (default_promote_function_mode,
14744	default_promote_function_mode_always_promote): New.
14745	* targhooks.h (default_promote_function_mode,
14746	default_promote_function_mode_always_promote): Declare.
14747	* target.h (promote_function_args, promote_function_return): Remove.
14748	(promote_function_mode): New.
14749	* target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
14750	TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14751	(TARGET_PROMOTE_FUNCTION_MODE): New.
14752	(TARGET_CALLS): Adjust.
14753	* system.h (TARGET_PROMOTE_FUNCTION_ARGS,
14754	TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
14755
14756	* config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
14757	* config/s390/s390.c (s390_promote_function_mode): ... here,
14758	with pointer handling.
14759	(TARGET_PROMOTE_FUNCTION_MODE): Define.
14760	(TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14761
14762	* config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
14763	* config/sparc/sparc.c (sparc_promote_function_mode): ... here,
14764	with pointer handling.
14765	(TARGET_PROMOTE_FUNCTION_MODE): Define.
14766	(TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14767
14768	* config/sh/sh-protos.h (sh_promote_function_mode): New.
14769	* config/sh/sh.c (sh_promote_function_mode): New.
14770	(TARGET_PROMOTE_FUNCTION_MODE): Define.
14771	(TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14772
14773	* config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
14774	* config/cris/cris.c (cris_promote_function_mode): ... here.
14775	(TARGET_PROMOTE_FUNCTION_MODE): Define.
14776	(TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14777
14778	* config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
14779	* config/mmix/mmix.c (mmix_promote_function_mode): ... here.
14780	(TARGET_PROMOTE_FUNCTION_MODE): Define.
14781	(TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14782
14783	* config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
14784	* config/arm/arm.c (arm_promote_function_mode): ... here, without
14785	complex type handling.
14786	(TARGET_PROMOTE_FUNCTION_MODE): Define.
14787	(TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14788
14789	* config/pa/pa.c (pa_promote_function_mode): New.
14790	(TARGET_PROMOTE_FUNCTION_MODE): Define.
14791	(TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14792
14793	* config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
14794	TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14795	(TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
14796	* config/xtensa/xtensa.c: Likewise.
14797	* config/stormy16/stormy16.c: Likewise.
14798	* config/iq2000/iq2000.c: Likewise.
14799	* config/rs6000/rs6000.c: Likewise.
14800	* config/picochip/picochip.c: Likewise.
14801	* config/arc/arc.c: Likewise.
14802	* config/mcore/mcore.c: Likewise.
14803	* config/score/score.c: Likewise.
14804	* config/mips/mips.c: Likewise.
14805	* config/bfin/bfin.c: Likewise.
14806	* config/ia64/ia64.c: Likewise (disabled though).
14807
14808	* config/frv/frv.h: Remove pointless remark.
14809
14810	* doc/tm.texi (PROMOTE_FUNCTION_MODE,
14811	TARGET_PROMOTE_FUNCTION_ARGS,
14812	TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
14813	(TARGET_PROMOTE_FUNCTION_MODE): ... this.
14814
148152009-08-01  Sebastian Pop  <sebastian.pop@amd.com>
14816
14817	* doc/invoke.texi (-fgraphite-force-parallel): Renamed
14818	-floop-parallelize-all.
14819	* toplev.c (process_options): Rename flag_graphite_force_parallel to
14820	flag_loop_parallelize_all.
14821	* tree-ssa-loop.c (gate_graphite_transforms): Same.
14822	* graphite.c (graphite_transform_loops): Same.
14823	* common.opt: Same.
14824	* graphite-poly.c (apply_poly_transforms): Same.
14825
148262009-07-31  Richard Earnshaw  <rearnsha@arm.com>
14827
14828	PR tree-optimization/40914
14829	* ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
14830	if set, then check the delta field of the PMF record.
14831	(ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
14832	(ipa_analyze_call_uses): Handle machines where the vbit for a PMF
14833	call is stored in the delta.
14834
148352009-07-31  Adam Nemet  <anemet@caviumnetworks.com>
14836
14837	* config/mips/mips.md (*clear_upper32_dext): New pattern.
14838
148392009-07-31  Uros Bizjak  <ubizjak@gmail.com>
14840
14841	* config/i386/bsd.h (ASM_BYTE): New define.
14842	* config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
14843	* config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
14844	.byte.  Use fputs or putc instead of fprintf where appropriate.
14845	* config/i386/i386-interix.h: Use ASM_BYTE instead of .byte.  Use
14846	fputs or putc instead of fprintf where appropriate.
14847	* config/i386/i386elf.h: Ditto.
14848	* config/i386/sysv4.h: Ditto.
14849
14850	* config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
14851	* config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
14852	(*tls_global_dynamic_64): Ditto.
14853
148542009-07-31  Christian Bruel  <christian.bruel@st.com>
14855
14856	* gcc/config.gcc (sh*-*-elf): test with_libgloss.
14857
148582009-07-31  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
14859
14860	* config/arm/arm.c (arm_arm_address_cost): Fix typo.
14861	Remove dead code for MINUS.
14862
148632009-07-31  Anthony Green  <green@moxielogic.com>
14864
14865	* config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
14866	$r12 in prologue.
14867	(moxie_expand_epilogue): Ditto for epilogue.
14868	(moxie_setup_incoming_varargs): ABI change.  Use 5 registers for
14869	incoming arguments.
14870	(moxie_function_arg): Ditto.
14871	(moxie_pass_by_reference): Ditto.
14872	(moxie_arg_partial_bytes): Ditto.
14873	* config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
14874	(FUNCTION_ARG_ADVANCE) Ditto.
14875	(REG_PARM_STACK_SPACE) Ditto.
14876	(FUNCTION_ARG_REGNO_P) Dito.
14877
14878	* config.gcc: Add moxie linux config support.
14879	* gcc/config/moxie/uclinux.h: New file.
14880
148812009-07-31  DJ Delorie  <dj@redhat.com>
14882
14883	* config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
14884	(UNSPECV_SP_SWITCH_E): New.
14885	(sp_switch_1): Change to an unspec.
14886	(sp_switch_2): Change to an unspec.  Don't use post-inc when we
14887	replace $r15.
14888	* config/sh/sh.c (sh_expand_prologue): Use the constant pool to
14889	reference the new stack's address
14890
148912009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14892
14893	* Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
14894	graphite-clast-to-gimple.o, graphite-dependences.o,
14895	graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14896	graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
14897	(graphite-blocking.o,
14898	graphite-clast-to-gimple.o, graphite-dependences.o,
14899	graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14900	graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
14901	* cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
14902	* cfgloop.h (struct loop): Add can_be_parallel field.
14903	* common.opt (fgraphite-identity): Moved up.
14904	(fgraphite-force-parallel): New flag.
14905	* graphite.c: Rewrite.
14906	* graphite.h: Rewrite.
14907	* passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
14908	after Graphite.
14909	* toplev.c (graphite_out_file): New file descriptor.
14910	(graphite_in_file): New.
14911	(process_options): flag_graphite_force_parallel cannot be used without
14912	Graphite.
14913	* tree-ssa-loop.c: Include toplev.h.
14914	(gate_graphite_transforms): Enable flag_graphite for
14915	flag_graphite_force_parallel.
14916
149172009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14918
14919	* ChangeLog.graphite: New.
14920	* graphite-blocking.c: New.
14921	* graphite-clast-to-gimple.c: New.
14922	* graphite-clast-to-gimple.h: New.
14923	* graphite-dependences.c: New.
14924	* graphite-dependences.h: New.
14925	* graphite-interchange.c: New.
14926	* graphite-poly.c: New.
14927	* graphite-poly.h: New.
14928	* graphite-ppl.c: New.
14929	* graphite-ppl.h: New.
14930	* graphite-scop-detection.c: New.
14931	* graphite-scop-detection.h: New.
14932	* graphite-sese-to-poly.c: New.
14933	* graphite-sese-to-poly.h: New.
14934	* sese.c: New.
14935	* sese.h: New.
14936
149372009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14938
14939	* tree-chrec.c (evolution_function_right_is_integer_cst): New.
14940	* tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
14941
149422009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14943
14944	* tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
14945	(scev_is_linear_expression): Return false if the evolution is not
14946	affine multivariate.
14947
149482009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14949
14950	* tree-data-ref.c (graphite_find_data_references_in_stmt): New.
14951	* tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
14952
149532009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14954
14955	* tree-data-ref.c (debug_data_references): New.
14956	(debug_data_reference): New.
14957	* tree-data-ref.h (debug_data_references): Declared.
14958	(debug_data_reference): Declared.
14959
149602009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14961
14962	* tree-data-ref.c (stmt_simple_memref_p: Removed.
14963	* tree-data-ref.h (scop_p): Removed.
14964	(struct data_reference): Remove field scop.
14965	(DR_SCOP): Removed.
14966	(stmt_simple_memref_p): Removed.
14967
149682009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14969
14970	* cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
14971	* cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
14972	basic block empty.
14973
149742009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14975
14976	* doc/invoke.texi (-fgraphite-force-parallel): Documented.
14977
149782009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14979
14980	* doc/invoke.texi (-fgraphite-identity): Documented.
14981
149822009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14983
14984	* tree-scalar-evolution.c: Fix comment.
14985	(instantiate_scev_1): Return unknow from scev instantiation if the
14986	result is not above instantiate_below.
14987
149882009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14989
14990	* tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
14991	static anymore.  Instantiate the symbols that may have been introduced
14992	by chrec_apply.
14993	* tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
14994	Declared.
14995
149962009-07-30  DJ Delorie  <dj@redhat.com>
14997
14998	* config/mep/mep.c (mep_asm_init_sections): Add section flags and
14999	.vliw directive to VLIW sections.
15000
150012009-07-30  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
15002
15003	* Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
15004	New variables.
15005	($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
15006	(AUTOHEADER): New variable.
15007	($(srcdir)/cstamp-h.in): Use it.
15008
150092009-07-30  Michael Meissner  <meissner@linux.vnet.ibm.com>
15010	    Pat Haugen  <pthaugen@us.ibm.com>
15011	    Revital Eres <ERES@il.ibm.com>
15012
15013	* config/rs6000/vector.md (VEC_F): Add VSX support.
15014	(VEC_A): Ditto.
15015	(VEC_N): Ditto.
15016	(mov<mode>): Ditto.
15017	(vector_load_<mode>): Ditto.
15018	(vector_store_<mode>): Ditto.
15019	(vector GPR move split): Ditto.
15020	(vec_reload_and_plus_<mptrsize>): Ditto.
15021	(vec_reload_and_reg_<mptrsize>): Ditto.
15022	(add<mode>3): Ditto.
15023	(sub<mode>3): Ditto.
15024	(mul<mode>3): Ditto.
15025	(neg<mode>2): Ditto.
15026	(abs<mode>2): Ditto.
15027	(smin<mode>3): Ditto.
15028	(smax<mode>3): Ditto.
15029	(vector_eq<mode>): Ditto.
15030	(vector_gt<mode>): Ditto.
15031	(vector_ge<mode>): Ditto.
15032	(vector_gtu<mode>): Ditto.
15033	(vector_select_<mode>_uns): Ditto.
15034	(vector_eq_<mode>_p): Ditto.
15035	(vector_gt_<mode>_p): Ditto.
15036	(vector_ge_<mode>_p): Ditto.
15037	(vector_gtu_<mode>_p): Ditto.
15038	(cr6_test_for_zero): Ditto.
15039	(cr6_test_for_zero_reverse): Ditto.
15040	(cr6_test_for_lt): Ditto.
15041	(cr6_test_for_lt_reverse): Ditto.
15042	(xor<mode>3): Ditto.
15043	(ior<mode>3): Ditto.
15044	(and<mode>3): Ditto.
15045	(one_cmpl<mode>2): Ditto.
15046	(nor<mode>2): Ditto.
15047	(andc<mode>2): Ditto.
15048	(float<VEC_int<mode>2): Ditto.
15049	(unsigned_float<VEC_int><mode>2): Ditto.
15050	(fix_trunc<mode><VEC_int>2): Ditto.
15051	(fixuns_trunc<mode><VEC_int>2): Ditto.
15052	(vec_init<mode>):
15053	(vec_set<mode>): Ditto.
15054	(vec_extract<mode>): Ditto.
15055	(vec_interleave_highv4sf): Ditto.
15056	(vec_interleave_lowv4sf): Ditto.
15057	(vec_realign_load_<mode>): Ditto.
15058	(vec_shl_<mode>): Ditto.
15059	(vec_shr_<mode>): Ditto.
15060	(div<mode>3): New patterns for VSX.
15061	(vec_interleave_highv2df): Ditto.
15062	(vec_interleave_lowv2df): Ditto.
15063	(vec_pack_trunc_v2df): Ditto.
15064	(vec_pack_sfix_trunc_v2df): Ditto.
15065	(vec_pack_ufix_trunc_v2df): Ditto.
15066	(vec_unpacks_hi_v4sf): Ditto.
15067	(vec_unpacks_lo_v4sf): Ditto.
15068	(vec_unpacks_float_hi_v4si): Ditto.
15069	(vec_unpacks_float_lo_v4si): Ditto.
15070	(vec_unpacku_float_hi_v4si): Ditto.
15071	(vec_unpacku_float_lo_v4si): Ditto.
15072	(movmisalign<mode>): Ditto.
15073	(vector_ceil<mode>2): New patterns for vectorizing math library.
15074	(vector_floor<mode>2): Ditto.
15075	(vector_btrunc<mode>2): Ditto.
15076	(vector_copysign<mode>3): Ditto.
15077
15078	* config/rs6000/predicates.md (easy_vector_constant_msb): New
15079	predicate for setting the high bit in each word, used for copysign.
15080
15081	* config/rs6000/ppc-asm.h (f19): Whitespace.
15082	(f32-f63): Define if VSX.
15083	(v0-v31): Define if Altivec.
15084	(vs0-vs63): Define if VSX.
15085
15086	* config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
15087
15088	* config/rs6000/power7.md: New file, provide tuning parameters for
15089	-mcpu=power7.
15090
15091	* config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
15092	(rs6000_cpu_cpp_builtins): Ditto.
15093	(altivec_overloaded_builtins): Ditto.
15094	(altivec_resolve_overloaded_builtin): Ditto.
15095
15096	* config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
15097	debug switch to disable vectorizing simple math builtin
15098	functions.
15099
15100	* config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
15101	Vectorize simple math builtin functions.
15102	(TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
15103	hook to vectorize math builtins.
15104	(rs6000_override_options): Enable -mvsx on -mcpu=power7.
15105	(rs6000_builtin_conversion): Add VSX/power7 support.
15106	(rs6000_builtin_vec_perm): Ditto.
15107	(vsplits_constant): Add support for loading up a vector constant
15108	with just the high bit set in each part.
15109	(rs6000_expand_vector_init): Add VSX/power7 support.
15110	(rs6000_expand_vector_set): Ditto.
15111	(rs6000_expand_vector_extract): Ditto.
15112	(rs6000_emit_move): Ditto.
15113	(bdesc_3arg): Ditto.
15114	(bdesc_2arg): Ditto.
15115	(bdesc_1arg): Ditto.
15116	(rs6000_expand_ternop_builtin): Ditto.
15117	(altivec_expand_builtin): Ditto.
15118	(rs6000_expand_unop_builtin): Ditto.
15119	(rs6000_init_builtins): Ditto.
15120	(altivec_init_builtins): Ditto.
15121	(builtin_function_type): Ditto.
15122	(rs6000_common_init_builtins): Ditto.
15123	(rs6000_handle_altivec_attribute); Ditto.
15124	(rs6000_mangle_type): Ditto.
15125	(rs6000_vector_mode_supported_p): Ditto.
15126	(rs6000_mode_dependent_address): Altivec addresses with AND -16
15127	are mode dependent.
15128
15129	* config/rs6000/vsx.md: New file for VSX support.
15130
15131	* config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
15132	identifing values with just the most significant bit set.
15133	(enum rs6000_builtins): Add builtins for VSX.  Add simple math
15134	vectorized builtins.
15135
15136	* config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
15137	(UNSPEC_VRFIM): Delete.
15138	(splitter for loading up vector with most significant bit): New
15139	splitter for vectorizing copysign.
15140	(altivec_vrfiz): Rename from altivec_fturncv4sf2.  Add support for
15141	vectorizing simple math functions.
15142	(altivec_vrfip): Add support for vectorizing simple math functions.
15143	(altivec_vrfim): Ditto.
15144	(altivec_copysign_v4sf3): New insn for Altivec copysign support.
15145
15146	* config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
15147	(power7.md, vsx.md): Include for power7 support.
15148	(copysigndf3): Use VSX instructions if -mvsx.
15149	(negdf2_fpr): Ditto.
15150	(absdf2_fpr): Ditto.
15151	(nabsdf2_fpr): Ditto.
15152	(adddf3_fpr): Ditto.
15153	(subdf3_fpr): Ditto.
15154	(muldf3_fpr): Ditto.
15155	(divdf3_fpr): Ditto.
15156	(fix_truncdfdi2_fpr): Ditto.
15157	(cmpdf_internal1): Ditto.
15158	(fred, fred_fpr): Convert into expander/insn to add VSX support.
15159	(btruncdf2, btruncdf2_fpr): Ditto.
15160	(ceildf2, ceildf2_fpr): Ditto.
15161	(floordf2, floordf2_fpr): Ditto.
15162	(floatdidf2, floatdidf2_fpr): Ditto.
15163	(fmadddf4_fpr): Name insn.  Use VSX instructions if -mvsx.
15164	(fmsubdf4_fpr): Ditto.
15165	(fnmadddf4_fpr_1): Ditto.
15166	(fnmadddf4_fpr_2): Ditto.
15167	(fnmsubdf4_fpr_1): Ditto.
15168	(fnmsubdf4_fpr_2): Ditto.
15169	(fixuns_truncdfdi2): Add expander for VSX support.
15170	(fix_truncdfdi2): Ditto.
15171	(fix_truncdfsi2): Ditto.
15172	(ftruncdf2): Ditto.
15173	(btruncsf2): Whitespace.
15174	(movdf_hardfloat32): Add support for VSX registers.
15175	(movdf_softfloat32): Ditto.
15176	(movdf_hardfloat64): Ditto.
15177	(movdf_hardfloat64_mfpgpr): Ditto.
15178	(movdf_softfloat64): Ditto.
15179	(movti splitters): Add check for vector registers supporting
15180	TImode in the future.
15181	(bpermd): Add power7 bpermd instruction.
15182
15183	* config/rs6000/altivec.h (vec_div): Define if VSX.
15184	(vec_mul): Ditto.
15185	(vec_msub): Ditto.
15186	(vec_nmadd): Ditto.
15187	(vec_nearbyint): Ditto.
15188	(vec_rint): Ditto.
15189	(vec_sqrt): Ditto.
15190	(all predicates): Use the generic builtin function, and not the V4SF
15191	specific function so that the predicates will work with VSX's V2DF.
15192	(vec_all_*): Ditto.
15193	(vec_any_*): Ditto.
15194
15195	* doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
15196	Document new VSX functions and types.
15197
15198	* doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
15199	switches.
15200
15201	* doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
15202	"wa", and "j" constraints.  Modify "v" to talk about Altivec
15203	instead of just vector.
15204
152052009-07-30  Andrew MacLeod  <amacleod@redhat.com>
15206
15207	PR debug/26475
15208	* tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
15209	location for phi arguments.
15210	(rewrite_update_phi_arguments): Find locations for reaching defs.
15211	* tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
15212	Add location to add_phi_arg calls.
15213	* tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
15214	* tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
15215	split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
15216	* tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
15217	create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
15218	* tree.h (struct phi_arg_d): Add location_t to PHI arguments.
15219	* tree-phinodes.c (make_phi_node): Initialize location.
15220	(resize_phi_node): Initialize location to UNKNOWN_LOCATION.
15221	(add_phi_arg): Add location parameter.
15222	(remove_phi_arg_num): Move location when moving phi argument.
15223	* omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
15224	location.
15225	* tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
15226	slpeel_update_phi_nodes_for_guard1,
15227	slpeel_update_phi_nodes_for_guard2,
15228	slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
15229	vect_loop_versioning): Set locations.
15230	* tree-parloops.c (create_phi_for_local_result,
15231	transform_to_exit_first_loop, create_parallel_loop): Add locations.
15232	* gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
15233	* tree-vect-loop.c (get_initial_def_for_induction,
15234	vect_create_epilog_for_reduction, vect_finalize_reduction): Add
15235	locations.
15236	* tree-flow-inline.h (gimple_phi_arg_location): New.  Return locus.
15237	(gimple_phi_arg_location_from_edge): New.  Return locus from an edge.
15238	(gimple_phi_arg_set_location): New.  Set locus.
15239	(gimple_phi_arg_has_location): New.  Check for locus.
15240	(redirect_edge_var_map_location): New.  Return locus from var_map.
15241	* tree-vect-data-refs.c (vect_setup_realignment): Set location.
15242	* tree-ssa-phiopt.c (conditional_replacement): Set locus when
15243	combining PHI arguments.
15244	(cond_store_replacement): Set location.
15245	* cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
15246	* grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
15247	scop_add_exit_phis_edge): Add locations.
15248	* tree-cfgcleanup.c (remove_forwarder_block,
15249	remove_forwarder_block_with_phi): Add locations.
15250	* tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
15251	* tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
15252	locations.
15253	* tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
15254	* tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
15255	flush_pending_stmts): Add source location.
15256	* lambda-code.c (perfect_nestify): Maintain location stack with argument
15257	stack to preserve locations.
15258	* tree-vect-stmts.c (vectorizable_load): Add location.
15259	* tree-inline.c (copy_phis_for_bb): Copy locus.
15260	(setup_one_parameter): Add call locus to inlined parameter stmts.
15261	(initialize_inlined_parameters): Pass in call location as parameter
15262	assignment locus.
15263	(tree_function_versioning): Pass location to setup_one_parameter.
15264	* tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
15265	* tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
15266	copy and edge lists.
15267	(insert_partition_copy_on_edge, insert_value_copy_on_edge,
15268	insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
15269	locus parameter and override the stmt default if provided.
15270	(new_elim_graph, clear_elim_graph, delete_elim_graph,
15271	elim_graph_add_edge, elim_graph_remove_succ_edge,
15272	FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
15273	elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
15274	eliminate_phi):  Add locus info in elimination graph for each edge and
15275	value copy.
15276	(insert_backedge_copies): Copy locus if present.
15277	* tree-flow.h (struct _edge_var_map): Add locus field.
15278	* tree-switch_conversions.c (fix_phi_nodes): Add locations.
15279	* tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
15280	add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
15281	locations.
15282	* ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
15283
152842009-07-30  Martin Jambor  <mjambor@suse.cz>
15285
15286	PR tree-optimization/40570
15287	* ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
15288	use inlining loops.
15289
152902009-07-30  Razya Ladelsky <razya@il.ibm.com>
15291
15292	* ssa-loop-manip.c: Include langhooks.h.
15293	(rewrite_phi_with_iv): New.
15294	(rewrite_all_phi_nodes_with_iv): New.
15295	(canonicalize_loop_ivs): Move here from tree-parloops.c.
15296	Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
15297	* tree-parloops.c (loop_parallel_p): Move out all conditions
15298	except dependency check.
15299	(canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
15300	(gen_parallel_loop): Call canonicalize_loop_ivs without
15301	reduction_list argument.
15302	(build_new_reduction): New.
15303	(gather_scalar_reductions): New.
15304	(try_get_loop_niter): New.
15305	(try_create_reduction_list): New.
15306	(parallleize_loops): Change the parallel conditions check.
15307	* tree-flow.h (canonicalize_loop_ivs): Remove one argument.
15308	* Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
15309
153102009-07-30  Dave Korn  <dave.korn.cygwin@gmail.com>
15311
15312	* opt-functions.awk (opt_args): Allow argument to be enclosed in
15313	curly braces.
15314	* doc/options.texi (Option properties):  Mention new quoting syntax.
15315
153162009-07-29  Douglas B Rupp  <rupp@gnat.com>
15317
15318	* config/alpha/alpha.c (alpha_start_function):
15319	Handle VMS_DEBUG_MAIN_POINTER
15320	* config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
15321	* doc/invoke.texi: Document -mdebug-main switch.
15322
153232009-07-29  Richard Henderson  <rth@redhat.com>
15324
15325	* cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
15326	(cgraph_create_edge_including_clones): Likewise.
15327	* tree-inline.c (copy_bb): Operate on the correct edges
15328	when updating the callgraph.
15329
153302009-07-29  Douglas B Rupp  <rupp@gnat.com>
15331
15332	* config/alpha/vms-cc.c: Deleted.
15333	* config/alpha/vms-ld.c: Deleted.
15334	* config/alpha/t-vms64: Moved to config/vms
15335	* config/alpha/vms-crt0-64.c: Moved to config/vms
15336	* config/alpha/vms-crt0.c: Moved to config/vms
15337	* config/alpha/vms-psxcrt0-64.c: Moved to config/vms
15338	* config/alpha/vms-psxcrt0.c: Moved to config/vms
15339	* config/alpha/xm-vms.h: Moved to config/vms
15340	* config/alpha/x-vms: Moved to config/vms
15341	* config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
15342	config/vms/t-vms.
15343	* config/vms/t-vms: Moved here from config/alpha. Alpha specific
15344	parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
15345	(version): Set.
15346	* config/vms/t-vms64: Moved here from config/alpha
15347	* config/vms/vms-crt0-64.c: Moved here from config/alpha.
15348	(argc,argv,envp): Enforce 32bit malloc'ing.
15349	* config/vms/vms-psxcrt0-64.c: Likewise.
15350	* config/vms/vms-crt0.c: Moved here from config/alpha.
15351	* config/vms/vms-psxcrt0.c: Likewise.
15352	* config/vms/vms-crtl-64.h: New file.
15353	* config/vms/vms-crtl.h: New file.
15354	* config/vms/vms.opt: New file.
15355	* config/vms/xm-vms64.h: New file.
15356	* config/vms/xm-vms.h: Moved here from config/alpha.
15357	(STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
15358	Set.
15359	* config/vms/x-vms: Moved here from config/alpha.
15360	(version, VMS_EXTRA_PARTS): Moved to t-vms.
15361	(vms-ld.o, vms-cc.o): Removed.
15362	(LN, LN_S, USE_COLLECT2, POD2MAN): Set.
15363
153642009-07-29  Douglas B Rupp  <rupp@gnat.com>
15365
15366	* dwarf2out.c (add_name_and_src_coords_attributes): Push on the
15367	correct stack (obvious VMS fix).
15368
153692009-07-29  Douglas B Rupp  <rupp@gnat.com>
15370
15371	* dwarf2out.c (output_file_names): Output VMS style file name, size,
15372	date, version info if VMS_DEBUGGING_INFO defined.
15373	* vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
15374	size, date calculating code moved here.
15375
153762009-07-29  Paul Brook  <paul@codesourcery.com>
15377
15378	* config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
15379	do_push/do_pop.
15380
153812009-07-29  Uros Bizjak  <ubizjak@gmail.com>
15382
15383	PR target/40577
15384	* config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
15385	to DImode when generating insq_le insn.
15386
153872009-07-28  Douglas B Rupp  <rupp@gnat.com>
15388
15389	* dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
15390	New macro set for VMS_DEBUGGGING_INFO.
15391	(AT_string_form): Use it.
15392
153932009-07-28  DJ Delorie  <dj@redhat.com>
15394
15395	* config/mep/mep.c (vtext_section): New.
15396	(vftext_section): New.
15397	(ftext_section): New.
15398	(mep_select_section): Add support for functions.
15399	(mep_unique_section): Likewise.
15400	(mep_asm_init_sections): Likewise.
15401	(mep_encode_section_info): Remove it from here.
15402
15403	* config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
15404
154052009-07-28  Paolo Bonzini  <bonzinI@gnu.org>
15406
15407	* tree.h (TREE_DEPRECATED): Document it is used for types too.
15408	(TYPE_VECTOR_OPAQUE): Use default_def_flag
15409
154102009-07-28  Douglas B Rupp  <rupp@gnat.com>
15411
15412	* dwarf2out.c (output_file_names): Test new macro
15413	DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
15414	(add_comp_dir_attribute): Likewise.
15415
154162009-07-28  Kai Tietz  <kai.tietz@onevision.com>
15417
15418	* config/i386/mingw-w64.h (LINK_SPEC): Add
15419	separating space between commands.
15420
154212009-07-28  Jan Hubicka  <jh@suse.cz>
15422
15423	PR tree-optimization/40759
15424	* tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
15425	for renaming.
15426
154272009-07-27  DJ Delorie  <dj@redhat.com>
15428
15429	* config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
15430	types are dword-aligned.
15431	(mep_expand_va_start): Likewise.
15432
154332009-07-27  Olivier Hainque  <hainque@adacore.com>
15434	    Douglas B Rupp  <rupp@gnat.com>
15435
15436	* convert.c (convert_to_pointer): Don't assume the target
15437	pointer type is POINTER_SIZE long. Fetch its precision instead.
15438
154392009-07-27  Douglas B Rupp  <rupp@gnat.com>
15440
15441	* system.h (fopen): Undefine if macro.
15442
154432009-07-27  Jakub Jelinek  <jakub@redhat.com>
15444
15445	* dwarf2out.c (output_cfi_p): Removed.
15446	(output_cfis): New function.
15447	(output_fde): New function, split from output_call_frame_info.
15448	(output_call_frame_info): Use it.
15449	(dwarf2out_switch_text_section): Use output_cfis.
15450
154512009-07-24  Kai Tietz  <kai.tietz@onevision.com>
15452
15453	* config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
15454	TARGET_BI_ARCH is specified without enabling SJLJ.
15455	* config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
15456	if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
15457
154582009-07-26  Mikael Pettersson <mikpe@it.uu.se>
15459
15460	* arm.md (negdi2): Use DImode if forcing a value into a register.
15461
154622009-07-26  Ira Rosen  <irar@il.ibm.com>
15463
15464	PR tree-optimization/40801
15465	* tree-vect-stmts.c (vectorizable_call): Get previous copy
15466	of vector operand from the previous copy of vector statement.
15467	Pass the correct definition type value to
15468	vect_get_vec_def_for_stmt_copy().
15469
154702009-07-25  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15471
15472	* collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
15473	const char ** conversion.
15474
154752009-07-25 David Daney <ddaney@caviumnetworks.com>
15476
15477	* system.h (gcc_assert): Invoke __builtin_unreachable() instead of
15478	fancy_abort() if !ENABLE_ASSERT_CHECKING.
15479	(gcc_unreachable): Invoke __builtin_unreachable() if
15480	!ENABLE_ASSERT_CHECKING.
15481
154822009-07-25  David Daney  <ddaney@caviumnetworks.com>
15483
15484	PR rtl-optimization/40445
15485	* emit-rtl.c (next_nonnote_insn_bb): New function.
15486	* rtl.h (next_nonnote_insn_bb): Declare new function.
15487	* cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
15488	with no successors that is the successor of the ENTRY_BLOCK.
15489	Continue from the top after removing an empty fallthrough block.
15490	* cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
15491	of next_nonnote_insn.
15492
154932009-07-25  David Daney  <ddaney@caviumnetworks.com>
15494
15495	* cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
15496
154972009-07-25  Martin Jambor  <mjambor@suse.cz>
15498
15499	* c-common.c (c_common_attribute_table): New element for noclone.
15500	(handle_noclone_attribute): New function. Forward-declare.
15501	* tree-inline.c (tree_versionable_function_p): Check for noclone
15502	attribute.
15503	* doc/extend.texi (Labels as Values): Document need for noclone.
15504	(Function Attributes): Document noclone attribute.
15505
155062009-07-25  Jakub Jelinek  <jakub@redhat.com>
15507
15508	PR rtl-optimization/34999
15509	* dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
15510	and dw_fde_switched_cold_to_hot fields.
15511	(output_cfi_p): New function.
15512	(output_call_frame_info): If fde->dw_fde_switched_sections,
15513	output 2 FDEs instead of one with corrupted header.
15514	(dwarf2out_do_cfi_startproc): New function.
15515	(dwarf2out_begin_prologue): Use it.  Initialize fde->dw_fde_switch_cfi
15516	and fde->dw_fde_switched_cold_to_hot.
15517	(dwarf2out_switch_text_section): Compute
15518	fde->dw_fde_switched_cold_to_hot.  Switch to new text section here.
15519	If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
15520	dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
15521	Otherwise, compute fde->dw_fde_switch_cfi.
15522
155232009-07-24  Cary Coutant  <ccoutant@google.com>
15524
15525	* tree-cfg.c (assign_discriminator): Add explicit parentheses.
15526
155272009-07-24  Cary Coutant  <ccoutant@google.com>
15528
15529	* cfghooks.c (split_block): Copy discriminator to new block.
15530	* tree-cfg.c (assign_discriminator): Check location of last
15531	instruction in block as well as first.
15532
155332009-07-24  Uros Bizjak  <ubizjak@gmail.com>
15534
15535	* config/i386/linux.c: Use fputs or putc instead of fprintf
15536	where appropriate.
15537	* config/i386/gas.h: Ditto.
15538	* config/i386/x86-64.h: Ditto.
15539	* config/i386/att.h: Ditto.
15540
155412009-07-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
15542
15543	* expmed.c (emit_store_flag): Use a recursive call to optimize the
15544	xor case.
15545
155462009-07-24  Martin Jambor  <mjambor@suse.cz>
15547
15548	* ipa-prop.h (struct ipa_node_params): New flag node_enqued.
15549	(ipa_push_func_to_list_1): Declare.
15550	(ipa_push_func_to_list): New function.
15551
15552	* ipa-prop.c (ipa_push_func_to_list_1): New function.
15553	(ipa_init_func_list): Call ipa_push_func_to_list_1.
15554	(ipa_push_func_to_list): Removed.
15555	(ipa_pop_func_from_list): Clear node_enqueued flag.
15556
155572009-07-24  Andreas Krebbel  <krebbel1@de.ibm.com>
15558
15559	* config/s390/s390.c (override_options): Default
15560	max-unrolled-insns to 100 for z10 tuning.
15561
155622009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
15563
15564	* Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
15565	tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
15566	tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
15567	tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
15568	tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
15569	tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
15570	lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
15571
155722009-07-24  Kai Tietz  <kai.tietz@onevision.com>
15573
15574	* config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
15575	use default set in mingw32.h header.
15576	* config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
15577	64-bit /mingw/include path.
15578	(STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
15579	path.
15580
155812009-07-23  Neil Vachharajani  <nvachhar@google.com>
15582
15583	PR rtl-optimization/40209
15584	* loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
15585
155862009-07-23  Uros Bizjak  <ubizjak@gmail.com>
15587
15588	* config/i386/i386.c: Use ASM_LONG instead of .long.  Concatenate
15589	ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
15590	with the rest of string where appropriate.  Use fputs or putc
15591	instead of fprintf where appropriate.
15592
155932009-07-22  Michael Meissner  <meissner@linux.vnet.ibm.com>
15594	    Pat Haugen  <pthaugen@us.ibm.com>
15595	    Revital Eres <ERES@il.ibm.com>
15596
15597	* config/rs6000/vector.md: New file.  Move most of the vector
15598	expander support here from altivec.md to allow for the VSX vector
15599	unit in the future.  Add support for secondary_reload patterns.
15600	Rewrite the patterns for vector comparison, and vector comparison
15601	predicate instructions so that the RTL expresses the desired
15602	behavior, instead of using unspec.
15603
15604	* config/rs6000/constraints.md ("f" constraint): Use
15605	rs6000_constraints to hold the precalculated register class.
15606	("d" constraint): Ditto.
15607	("wd" constraint): New constraint for VSX.
15608	("wf" constraint): Ditto.
15609	("ws" constraint): Ditto.
15610	("wa" constraint): Ditto.
15611	("wZ" constraint): Ditto.
15612	("j" constraint): Ditto.
15613
15614	* config/rs6000/predicates.md (vsx_register_operand): New
15615	predicate for VSX.
15616	(vfloat_operand): New predicate for vector.md.
15617	(vint_operand): Ditto.
15618	(vlogical_operand): Ditto.
15619	(easy_fp_constant): If VSX, 0.0 is an easy constant.
15620	(easy_vector_constant): Add VSX support.
15621	(altivec_indexed_or_indirect_operand): New predicate for
15622	recognizing Altivec style memory references with AND -16.
15623
15624	* config/rs6000/rs6000.c (rs6000_vector_reload): New static global
15625	for vector secondary reload support.
15626	(rs6000_vector_reg_class): Delete, replacing it with
15627	rs6000_constraints.
15628	(rs6000_vsx_reg_class): Ditto.
15629	(rs6000_constraints): New array to hold the register classes of
15630	each of the register constraints that can vary at runtime.
15631	(builtin_mode_to_type): New static array for builtin function type
15632	creation.
15633	(builtin_hash_table): New static hash table for builtin function
15634	type creation.
15635	(TARGET_SECONDARY_RELOAD): Define target hook.
15636	(TARGET_IRA_COVER_CLASSES): Ditto.
15637	(rs6000_hard_regno_nregs_internal): If -mvsx, floating point
15638	registers are 128 bits if VSX memory reference instructions are used.
15639	(rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
15640	unit is being used.
15641	(rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
15642	(rs6000_debug_reg_global): Move -mdebug=reg statements here.
15643	Print several of the scheduling related parameters.
15644	(rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
15645	rs6000_constraints instead of rs6000_vector_reg_class.  Move
15646	-mdebug=reg code to rs6000_debug_reg_global.  Add support for
15647	-mvsx-align-128 debug switch.  Drop testing float_p if VSX or
15648	Altivec.  Add VSX support.  Setup for secondary reload support on
15649	Altivec/VSX registers.
15650	(rs6000_override_options): Make power7 set the scheduling groups
15651	like the power5.  Add support for new debug switches to override
15652	the scheduling defaults.  Temporarily disable -mcpu=power7 from
15653	setting -mvsx.  Add support for debug switches -malways-hint,
15654	-msched-groups, and -malign-branch-targets.
15655	(rs6000_buitlin_conversion): Add support for returning unsigned
15656	vector conversion functions to fix regressions due to stricter
15657	type checking.
15658	(rs6000_builtin_mul_widen_even): Ditto.
15659	(rs6000_builtin_mul_widen_odd): Ditto.
15660	(rs6000_builtin_vec_perm): Ditto.
15661	(rs6000_vec_const_move): On VSX, use xxlxor to clear register.
15662	(rs6000_expand_vector_init): Initial VSX support for using xxlxor
15663	to zero a register.
15664	(rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
15665	generated upstream.
15666	(bdesc_3arg): Add builtins for unsigned types.  Add builtins for
15667	VSX types for bit operations.  Changes to accomidate vector.md.
15668	(bdesc_2arg): Ditto.
15669	(bdesc_1arg): Ditto.
15670	(struct builtin_description_predicates): Rewrite predicate
15671	handling so that RTL describes the operation, instead of passing
15672	the instruction to be used as a string argument.
15673	(bdesc_altivec_preds): Ditto.
15674	(altivec_expand_predicate_builtin): Ditto.
15675	(altivec_expand_builtin): Ditto.
15676	(rs6000_expand_ternop_builtin): Use a switch instead of an if
15677	statement for vsldoi support.
15678	(altivec_expand_ld_builtin): Change to use new names from vector.md.
15679	(altivec_expand_st_builtin): Ditto.
15680	(paired_expand_builtin): Whitespace changes.
15681	(rs6000_init_builtins): Add V2DF/V2DI types.  Initialize the
15682	builtin_mode_to_type table for secondary reload.  Call
15683	builtin_function_type to build random builtin functions.
15684	(altivec_init_builtins): Change to use builtin_function_type to
15685	create builtin function types dynamically as we need them.
15686	(builtin_hash_function): New support for hashing the tree types
15687	for builtin function as we need it, rather than trying to build
15688	all of the trees that we need.  Add initial preliminary VSX support.
15689	(builtin_function_type): Ditto.
15690	(builtin_function_eq): Ditto.
15691	(builtin_hash_struct): Ditto.
15692	(rs6000_init_builtins): Ditto.
15693	(rs6000_common_init_builtins): Ditto.
15694	(altivec_init_builtins): Ditto.
15695	(rs6000_common_init_builtins): Ditto.
15696	(enum reload_reg_type): New enum for simplifing reg classes.
15697	(rs6000_reload_register_type): Simplify register classes into GPR,
15698	Vector, and other registers.  Altivec and VSX addresses in reload.
15699	(rs6000_secondary_reload_inner): Ditto.
15700	(rs6000_ira_cover_classes): New target hook, that returns the
15701	appropriate cover classes, based on -mvsx being used or not.
15702	(rs6000_secondary_reload_class): Add VSX support.
15703	(get_vec_cmp_insn): Delete, rewrite vector conditionals.
15704	(get_vsel_insn): Ditto.
15705	(rs6000_emit_vector_compare): Rewrite vector conditional support
15706	so that where we can, we use RTL operators, instead of blindly use
15707	UNSPEC.
15708	(rs6000_emit_vector_select): Ditto.
15709	(rs6000_emit_vector_cond_expr): Ditto.
15710	(rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
15711	(create_TOC_reference): Add -mdebug=addr support.
15712	(emit_frame_save): VSX loads/stores need register indexed addressing.
15713
15714	* config/rs6000/rs6000.md: Include vector.md.
15715
15716	* config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
15717
15718	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15719	support for V2DI, V2DF in logical, permute, select operations.
15720
15721	* config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
15722	switch for vsx/power7.
15723	(-mvsx-scalar-memory): Ditto.
15724	(-mvsx-align-128): Ditto.
15725	(-mallow-movmisalign): Ditto.
15726	(-mallow-df-permute): Ditto.
15727	(-msched-groups): Ditto.
15728	(-malways-hint): Ditto.
15729	(-malign-branch-targets): Ditto.
15730
15731	* config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
15732	hook instead.
15733	(IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
15734	(IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
15735	(rs6000_vector_reg_class): Delete.
15736	(rs6000_vsx_reg_class): Ditto.
15737	(enum rs6000_reg_class_enum): New enum for the constraints that
15738	vary based on target switches.
15739	(rs6000_constraints): New array to hold the register class for all
15740	of the register constraints that vary based on the switches used.
15741	(ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
15742	(enum rs6000_builtins): Add unsigned varients for the builtin
15743	declarations returned by target hooks for expanding multiplies,
15744	select, and permute operations.  Add VSX builtins.
15745	(enum rs6000_builtin_type_index): Add entries for VSX.
15746	(V2DI_type_node): Ditto.
15747	(V2DF_type_node): Ditto.
15748	(unsigned_V2DI_type_node): Ditto.
15749	(bool_long_type_node): Ditto.
15750	(intDI_type_internal_node): Ditto.
15751	(uintDI_type_internal_node): Ditto.
15752	(double_type_internal_node): Ditto.
15753
15754	* config/rs6000/altivec.md (whole file): Move all expanders to
15755	vector.md from altivec.md.  Rename insn matching functions to be
15756	altivec_foo.
15757	(UNSPEC_VCMP*): Delete, rewrite vector comparisons.
15758	(altivec_vcmp*): Ditto.
15759	(UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
15760	(VM): New iterator for moves that includes the VSX types.
15761	(altivec_vperm_<mode>): Add VSX types.  Add unsigned types.
15762	(altivec_vperm_<mode>_uns): New, for unsigned types.
15763	(altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
15764	(altivec_eq<mode>): Ditto.
15765	(altivec_gt<mode>): Ditto.
15766	(altivec_gtu<mode>): Ditto.
15767	(altivec_eqv4sf): Ditto.
15768	(altivec_gev4sf): Ditto.
15769	(altivec_gtv4sf): Ditto.
15770	(altivec_vcmpbfp_p): Ditto.
15771
157722009-07-23  Richard Earnshaw  <rearnsha@arm.com>
15773
15774	* arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
15775	unsigned HWI.
15776
157772009-07-23  Uros Bizjak  <ubizjak@gmail.com>
15778
15779	PR target/40832
15780	* config/i386/i386.c (output_387_ffreep): Rewrite to use
15781	ASM_SHORT instead of .word.
15782	* config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
15783	instead of .word in asm template.
15784
157852009-07-22  Vladimir Makarov  <vmakarov@redhat.com>
15786
15787	PR target/37488
15788	* ira-lives.c (bb_has_abnormal_call_pred): New function.
15789	(process_bb_node_lives): Use it.
15790
15791	* ira.c (setup_cover_and_important_classes): Don't setup
15792	ira_important_class_nums.  Add cover classes to the end of
15793	important classes.
15794	(cover_class_order, comp_reg_classes_func, reorder_important_classes):
15795	New.
15796	(find_reg_class_closure): Use reorder_important_classes.
15797
15798	* config/i386/i386.h (IRA_COVER_CLASSES): Remove.
15799
15800	* config/i386/i386.c (i386_ira_cover_classes): New function.
15801	(TARGET_IRA_COVER_CLASSES): Redefine.
15802
15803	* doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
15804	importance of order of cover classes in the array.
15805
158062009-07-22  Diego Novillo  <dnovillo@google.com>
15807
15808	* tree-pass.h (TDF_EH): Define.
15809	* gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
15810	contains TDF_EH, print the EH region number holding GS.
15811	* tree-dump.c (dump_options): Add "eh".
15812	* doc/invoke.texi: Document it.
15813
158142009-07-22  Doug Kwan  <dougkwan@google.com>
15815
15816	* config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
15817
158182009-07-22  Michael Matz  <matz@suse.de>
15819
15820	PR tree-optimization/35229
15821	PR tree-optimization/39300
15822
15823	* tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
15824	(inhibit_phi_insertion): New function.
15825	(insert_into_preds_of_block): Call it for REFERENCEs.
15826	(init_pre): Initialize and finalize scalar evolutions.
15827	* Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
15828
158292009-07-22  Uros Bizjak  <ubizjak@gmail.com>
15830
15831	* config/i386/predicates.md (zero_extended_scalar_load_operand):
15832	Use CONST_VECTOR_NUNITS to determine number of elements.
15833
158342009-07-22  Andreas Krebbel  <krebbel1@de.ibm.com>
15835
15836	* config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
15837	(U, W): Constraints are now deprecated and will be removed if we
15838	run out of letters.
15839	* config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
15840	the file.
15841	("prefetch"): Add the stcmh instruction for prefetching.
15842	* config/s390/s390.c (s390_symref_operand_p): Function moved. No
15843	changes.
15844	(s390_short_displacement): Return always true if compiling for
15845	machines not providing the long displacement facility.
15846	(s390_mem_constraint): Support the new constraint letter Z.
15847	(s390_check_qrst_address): New function.
15848
158492009-07-21  DJ Delorie  <dj@redhat.com>
15850
15851	* config/mep/mep.c (mep_legitimize_arg): Leave control registers
15852	alone too.
15853
158542009-07-21  Jason Merrill  <jason@redhat.com>
15855
15856	* c-common.c (max_tinst_depth): Increase default to 1024.
15857
158582009-07-21  Uros Bizjak  <ubizjak@gmail.com>
15859
15860	* config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
15861	(vec_unpacku_float_lo_v4si): Ditto.
15862
158632009-07-21  Uros Bizjak  <ubizjak@gmail.com>
15864
15865	PR target/40811
15866	* config/i386/sse.md (sse2_cvtudq2ps): New expander.
15867	(enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
15868	(builtin_description): Add __builtin_ia32_cvtudq2ps.
15869	(ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
15870
158712009-07-21  Jakub Jelinek  <jakub@redhat.com>
15872
15873	PR tree-optimization/40813
15874	* tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
15875	it.
15876
158772009-07-21  Kaz Kojima  <kkojima@gcc.gnu.org>
15878
15879	* config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
15880	with a NOP_EXPR if needed.
15881
158822009-07-21  Paul Brook <paul@codesourcery.com>
15883
15884	* tree-vectorizer.c (increase_alignment): Handle nested arrays.
15885	Terminate debug dump with newline.
15886
158872009-07-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15888
15889	* pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
15890	Cast "1" to unsigned HOST_WIDE_INT.
15891	(compute_zdepdi_operands): Limit maximum length to 64 bits.  Limit
15892	deposit length to the maximum length - lsb.  Extend length if
15893	HOST_BITS_PER_WIDE_INT is 32.
15894
158952009-07-20  Olatunji Ruwase <tjruwase@google.com>
15896
15897	* cgraph.h (constant_pool_htab): New function.
15898	(constant_descriptor_tree): Move from varasm.c.
15899	* varasm.c (constant_pool_htab): New function.
15900	(constant_descriptor_tree): Move to cgraph.h.
15901
159022009-07-20  Olatunji Ruwase  <tjruwase@google.com>
15903
15904	* toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
15905
159062009-07-20  Shujing Zhao  <pearly.zhao@oracle.com>
15907
15908	* Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
15909	$(VARRAY_H).
15910
159112009-07-20  Xinliang David Li  <davidxl@google.com>
15912
15913	* dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
15914
159152009-07-20  Adam Nemet  <anemet@caviumnetworks.com>
15916
15917	* config/mips/mips.md (move_type): Add arith.
15918	(type): Handle arith.
15919	(zero_extendsidi2): Rename this into ...
15920	(*zero_extendsidi2): ... this.  Don't match if ISA_HAS_EXT_INS.
15921	(zero_extendsidi2): New expander.
15922	(*zero_extendsidi2_dext): New pattern.
15923
159242009-07-20  Nick Clifton  <nickc@redhat.com>
15925
15926	* config.gcc (mips64-*-*): Add definition of tm_defines in order
15927	to set MIPS_ABI_DEFAULT.
15928	* config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
15929
159302009-07-20  Jakub Jelinek  <jakub@redhat.com>
15931
15932	* tree-object-size.c (addr_object_size): Handle unions with
15933	array in it as last field of structs in __bos (, 1) as __bos (, 0).
15934
15935	PR tree-optimization/40792
15936	* tree.c (build_function_type_skip_args): Remove bogus assert.
15937
159382009-07-20  Jan Hubicka  <jh@suse.cz>
15939	    Martin Jambor  <mjambor@suse.cz>
15940
15941	* cgraph.h (combined_args_to_skip): New field.
15942	* cgraph.c (cgraph_create_virtual_clone): Properly handle
15943	combined_args_to_skip and args_to_skip.
15944	* tree-inline.c (update_clone_info): New function.
15945	(tree_function_versioning): Call update_clone_info.
15946	* cgraphunit.c (cgraph_materialize_clone): Dump materialized
15947	functions.
15948	(cgraph_materialize_all_clones): More extensive dumping, working
15949	with combined_args_to_skip rather than args_to_skip.
15950
159512009-07-20  Ira Rosen  <irar@il.ibm.com>
15952
15953	* tree-vectorizer.h (vectorizable_condition): Add parameters.
15954	* tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
15955	(get_initial_def_for_reduction): Likewise.
15956	(vectorizable_reduction): Skip the check of first operand in case
15957	of COND_EXPR. Add check that it is outer loop vectorization if
15958	nested cycle was detected. Call vectorizable_condition() for
15959	COND_EXPR. If reduction epilogue cannot be created do not fail for
15960	nested cycles (if it is not double reduction). Assert that there
15961	is only one type in the loop in case of COND_EXPR. Call
15962	vectorizable_condition() to vectorize COND_EXPR.
15963	* tree-vect-stmts.c (vectorizable_condition): Update comment.
15964	Add parameters. Allow nested cycles if called from
15965	vectorizable_reduction(). Use reduction vector variable if provided.
15966	(vect_analyze_stmt): Call vectorizable_reduction() before
15967	vectorizable_condition().
15968	(vect_transform_stmt): Update call to vectorizable_condition().
15969
159702009-07-20  Christian Bruel  <christian.bruel@st.com>
15971
15972	* config/sh/sh.opt (-mfmovd): Resurrect and document.
15973	* doc/invoke.texi (-mfmovd): Likewise.
15974	* config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
15975
159762009-07-20  Jan Hubicka  <jh@suse.cz>
15977
15978	* tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
15979	when handling SSA name.
15980
159812009-07-19  Jan Hubicka  <jh@suse.cz>
15982
15983	PR tree-optimization/40676
15984	* tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
15985	virtual PHIs in empty BBs.
15986
159872009-07-18  Adam Nemet  <anemet@caviumnetworks.com>
15988
15989	* combine.c (make_compound_operation) <SUBREG>: If force_to_mode
15990	re-expanded the compound use gen_lowpart instead to convert to the
15991	desired mode.
15992
159932009-07-18  Adam Nemet  <anemet@caviumnetworks.com>
15994
15995	* combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
15996	OUTER_CONST arguments.
15997	<LSHIFTRT>: Use them to allow widening if the bits shifted in from
15998	the new wider mode will be masked off.
15999	(simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
16000
160012009-07-18  Adam Nemet  <anemet@caviumnetworks.com>
16002
16003	* combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
16004	high-order bits are zero.
16005
160062009-07-18  Adam Nemet  <anemet@caviumnetworks.com>
16007
16008	* combine.c (simplify_shift_const_1): Split code to determine
16009	shift_mode into ...
16010	(try_widen_shift_mode): ... here.  Allow widening for ASHIFTRT if the
16011	new bits shifted in are identical to the old sign bit.
16012
160132009-07-18  Richard Guenther  <rguenther@suse.de>
16014
16015	PR c/40787
16016	* gimplify.c (gimplify_call_expr): Reject code using results from
16017	functions returning void.
16018
160192009-07-18  Richard Sandiford  <r.sandiford@uk.ibm.com>
16020
16021	* doc/md.texi: Document the new PowerPC "es" constraint.
16022	Document that "m" can include automodified addresses on this target,
16023	and explain how %U must be used.  Extend the "Q" and "Z" documentation
16024	to suggest "es" as well as "m".
16025	* config/rs6000/constraints.md (es): New memory constraint.
16026	(Q, Z): Update strings to match new documentation.
16027
160282009-07-18  Richard Sandiford  <r.sandiford@uk.ibm.com>
16029
16030	* config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
16031	offset from virtual_stack_vars_rtx and arg_pointer_rtx.
16032	* config/rs6000/predicates.md (volatile_mem_operand): Use
16033	offsettable_nonstrict_memref_p.
16034	* config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
16035	(*floatunssidf2_internal): Likewise.
16036	(*fix_truncdfsi2_internal): Likewise.
16037	(*fix_trunctfsi2_internal): Likewise.
16038
160392009-07-17  Anatoly Sokolov  <aesok@post.ru>
16040
16041	* config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
16042	atmega32u2 devices.
16043	* config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16044
160452009-07-17  Richard Guenther  <rguenther@suse.de>
16046
16047	PR c/40401
16048	* tree-pass.h (pass_diagnose_omp_blocks): Declare.
16049	(pass_warn_unused_result): Likewise.
16050	(TODO_set_props): Remove.
16051	* omp-low.c (diagnose_omp_structured_block_errors): Change to
16052	run as a pass.
16053	(pass_diagnose_omp_blocks): Define.
16054	* c-decl.c (pop_file_scope): Do not finalize the CU here.
16055	(c_gimple_diagnostics_recursively): Remove.
16056	(finish_function): Do not call it.
16057	(c_write_global_declarations): Continue after errors.
16058	Finalize the CU here.
16059	* c-gimplify.c (c_genericize): Do not gimplify here.
16060	* c-common.c (c_warn_unused_result): Move ...
16061	* tree-cfg.c (do_warn_unused_result): ... here.
16062	(run_warn_unused_result): New function.
16063	(gate_warn_unused_result): New function.
16064	(pass_warn_unused_result): New pass.
16065	* c-common.h (c_warn_unused_result): Remove.
16066	* flags.h (flag_warn_unused_result): Declare.
16067	* c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
16068	* opts.c (flag_warn_unused_result): Initialize to false.
16069	* toplev.c (compile_file): Add comment.
16070	* omp-low.c (create_omp_child_function): Do not register
16071	the function with the frontend.
16072	(diagnose_omp_structured_block_errors): Prepare to be
16073	called as optimization pass.
16074	(gate_diagnose_omp_blocks): New function.
16075	(pass_diagnose_omp_blocks): New pass.
16076	* cgraph.h (cgraph_optimize): Remove.
16077	(cgraph_analyze_function): Likewise.
16078	* cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
16079	* cgraphunit.c (cgraph_lower_function): Lower nested functions
16080	before their parents here.
16081	(cgraph_finalize_function): Not here.
16082	(cgraph_analyze_function): Gimplify functions here.
16083	(cgraph_finalize_compilation_unit): Continue after errors.
16084	Optimize the callgraph from here.
16085	(cgraph_optimize): Make static.
16086	* langhooks.c (write_global_declarations): Finalize the CU.
16087	* gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
16088	(gimplify_function_tree): Assert we gimplify only once.
16089	Set PROP_gimple_any property.
16090	* tree-nested.c (gimplify_all_functions): New function.
16091	(lower_nested_functions): Gimplify all nested functions.
16092	* gimple.h (diagnose_omp_structured_block_errors): Remove.
16093	* passes.c (init_optimization_passes): Add pass_warn_unused_result
16094	and pass_diagnose_omp_blocks after gimplification.  Do not
16095	set TODO_set_props on all_lowering_passes.
16096	(execute_one_pass): Do not handle TODO_set_props.
16097	* Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
16098	(gimplify.o): Add tree-pass.h dependency.
16099	* tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
16100	(copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
16101	(unsave_r): Likewise.
16102	* c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
16103	temporary variable.
16104
161052009-07-17  Sandra Loosemore  <sandra@codesourcery.com>
16106
16107	* doc/service.texi (Service): Restore previously removed link,
16108	which isn't broken after all.
16109
161102009-07-17  Richard Guenther  <rguenther@suse.de>
16111
16112	PR tree-optimization/40321
16113	* tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
16114	PHI nodes to the maximal set.
16115	(make_values_for_phi): Add PHI arguments to the maximal set.
16116	(execute_pre): Dump PHI_GEN and the maximal set.
16117
161182009-07-17  Jakub Jelinek  <jakub@redhat.com>
16119
16120	PR c++/40780
16121	* gimplify.c (gimplify_conversion): Don't change non-conversions into
16122	VIEW_CONVERT_EXPR.
16123
161242009-07-16  Sandra Loosemore  <sandra@codesourcery.com>
16125
16126	* doc/extend.texi (Nested Functions): Replace broken link with
16127	textual reference.
16128	* doc/service.texi (Service): Remove broken link.
16129
161302009-07-16  H.J. Lu  <hongjiu.lu@intel.com>
16131
16132	PR bootstrap/40781
16133	* builtins.c (expand_builtin_memcmp): Use loc instead of
16134	EXPR_LOCATION (exp).
16135	(expand_builtin_strncmp): Likewise.
16136
161372009-07-17  Aldy Hernandez  <aldyh@redhat.com>
16138	    Manuel López-Ibáñez  <manu@gcc.gnu.org>
16139
16140	PR 40435
16141	* tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
16142	builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
16143	tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
16144	c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
16145	calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
16146	tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
16147	tree-inline.c, c-common.c, c-common.h, gimple.c,
16148	tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
16149	convert.c: Add location argument to fold_{unary,binary,ternary},
16150	fold_build[123], build_call_expr, build_size_arg,
16151	build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
16152	fold_build1_initializer, fold_build2_initializer,
16153	fold_build3_initializer, fold_build_call_array,
16154	fold_build_call_array_initializer, fold_single_bit_test,
16155	omit_one_operand, omit_two_operands, invert_truthvalue,
16156	fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
16157	combine_comparisons, fold_builtin_*, fold_call_expr,
16158	build_range_check, maybe_fold_offset_to_address, round_up,
16159	round_down.
16160
161612009-07-16  Jason Merrill  <jason@redhat.com>
16162
16163	PR libstdc++/37907
16164	* c-common.c (c_common_reswords): Add __is_standard_layout
16165	and __is_trivial.
16166	* c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
16167	* doc/implement-cxx.texi: New.
16168	* doc/gcc.texi: Include it.
16169
161702009-07-16  DJ Delorie  <dj@redhat.com>
16171
16172	* config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
16173	compares that may be indirectly affected by previous instructions.
16174
161752009-07-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
16176
16177	* builtins.c (do_mpc_arg2): New.
16178	(fold_builtin_2): Fold builtin cpow.
16179	* real.h (HAVE_mpc_pow): New.
16180
161812009-07-16  Bingfeng Mei  <bmei@broadcom.com>
16182
16183	* modulo-sched.c (sms_schedule): stage_count <= 1 as correct
16184	comparison to skip unprofitable schedule
16185
161862009-07-16  Simon Baldwin  <simonb@google.com>
16187
16188	* gcc.c (option_map): New flag -no-canonical-prefixes.
16189	* (display_help): Print help text for new flag.
16190	* (process_command): Move options translation and language specifics
16191	and handle new flag early.  Use it to set a function pointer to a
16192	prefix builder.  Replace make_relative_prefix calls with calls to
16193	the function pointed to.  Ignore new flag in regular options handling.
16194	* doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
16195
161962009-07-15  DJ Delorie  <dj@redhat.com>
16197
16198	* config/mep/mep.md (sibcall_internal): Change register to avoid
16199	argument registers.
16200	(sibcall_value_internal): Likewise.
16201
162022009-07-15  Eric Botcazou  <ebotcazou@adacore.com>
16203
16204	PR rtl-optimization/40710
16205	* resource.c (mark_target_live_regs): Reset DF problem to LR.
16206
162072009-07-15  Adam Nemet  <anemet@caviumnetworks.com>
16208
16209	* config/mips/mips.md (*extenddi_truncate<mode>,
16210	*extendsi_truncate<mode>): Change type attribute to move_type
16211	with shift_shift.  Split out code handling exts from here ...
16212	(*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
16213	pattern.
16214	(*extendhi_truncateqi): Change type attribute to move_type with
16215	shift_shift.  Split out code handling exts from here ...
16216	(*extendhi_truncateqi_exts): ... to this new pattern.
16217
162182009-07-15  Uros Bizjak  <ubizjak@gmail.com>
16219
16220	* config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
16221	instead of "and" with inverted sign bit mask value.  Use
16222	"nonimmediate_operand" for operand 1 and operand 2 predicate.
16223	Allocate registers only for operand 4 and operand 5.
16224
162252009-07-15  Jakub Jelinek  <jakub@redhat.com>
16226
16227	PR middle-end/40747
16228	* fold-const.c (fold_cond_expr_with_comparison): When folding
16229	< and <= to MIN, make sure the MIN uses the same type as the
16230	comparison's operands.
16231
162322009-07-15  Richard Earnshaw  <rearnsha@arm.com>
16233
16234	* arm.md (ior_xor): New code iterator.
16235	(split for ior/xor with shift and zero-extend): New split pattern.
16236	* arm/predicates.md (subreg_lowpart_operator): New special predicate.
16237
162382009-07-15  Richard Guenther  <rguenther@suse.de>
16239
16240	* tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
16241	offset member.
16242
162432009-07-15  Richard Guenther  <rguenther@suse.de>
16244
16245	PR middle-end/40753
16246	* alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
16247
162482009-07-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
16249
16250	* config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
16251	handle 2.6.30 kernel.
16252
162532009-07-15  DJ Delorie  <dj@redhat.com>
16254
16255	* config/mep/mep.md (sibcall_internal): Change register to allow
16256	for 24-bit addresses.
16257	(sibcall_value_internal): Likewise.
16258
162592009-07-14  Ghassan Shobaki  <ghassan.shobaki@amd.com>
16260
16261	* doc/invoke.texi: Added descriptions of the  scheduling heuristics
16262	that are enabled/disabled by the flags introduced by a previous patch.
16263
162642009-07-14  DJ Delorie  <dj@redhat.com>
16265
16266	* config/mep/mep.md (sibcall_internal): Include non-toggling
16267	non-jmp case.
16268	(sibcall_value_internal): Likewise.
16269
162702009-07-14  Taras Glek  <tglek@mozilla.com>
16271	    Rafael Espindola  <espindola@google.com>
16272
16273	* doc/sourcebuild.texi: Document install-plugin target.
16274	* configure.ac: Added install-plugin target to language makefiles.
16275	* configure: Regenerate.
16276	* Makefile.in (install-plugin): Install more headers,
16277	depend on lang.install-plugin.
16278
162792009-07-15  Manuel López-Ibáñez  <manu@gcc.gnu.org>
16280
16281	* tree-vrp.c (vrp_evaluate_conditional): Mark strings for
16282	translation.
16283
162842009-07-14  DJ Delorie  <dj@redhat.com>
16285
16286	* config/mep/mep.c (mep_vliw_jmp_match): New function.
16287	* config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
16288	* config/mep/mep.md (sibcall_internal): Change test from
16289	mep_vliw_mode_match to mep_vliw_jmp_match.
16290	(sibcall_value_internal): Likewise.
16291
162922009-07-14  Uros Bizjak  <ubizjak@gmail.com>
16293
16294	* config/i386/sse.md (copysign<mode>3): New expander.
16295	* config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
16296	* config/i386/i386.c (ix86_build_signbit_mask): Make public.
16297	Use ix86_build_const_vector.
16298	(enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
16299	IX86_BUILTIN_CPYSGNPD.
16300	(builtin_description): Add __builtin_ia32_copysignps and
16301	__builtin_ia32_copysignpd.
16302	(ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
16303	and BUILT_IN_COPYSIGNF.
16304
163052009-07-13  Jason Merrill  <jason@redhat.com>
16306
16307	* builtins.c (can_trust_pointer_alignment): New fn.
16308	(get_pointer_alignment): Factor it out from here.
16309	* tree.h: Declare it.
16310
163112009-07-14  David Edelsohn  <edelsohn@gnu.org>
16312
16313	* config/rs6000/predicates.md (offsettable_mem_operand): Test
16314	RTX_AUTOINC class.
16315
163162009-07-14  Dodji Seketeli  <dodji@redhat.com>
16317
16318	PR debug/40705
16319	PR c++/403057
16320	* dwarf2.out.c (gen_type_die_with_usage): Added comment.
16321
163222009-07-14  Richard Guenther  <rguenther@suse.de>
16323	    Andrey Belevantsev <abel@ispras.ru>
16324
16325	PR middle-end/40745
16326	* cfgexpand.c (partition_stack_vars): Do not bother to update
16327	alias information when not optimizing.
16328
163292009-07-14  Richard Guenther  <rguenther@suse.de>
16330	    Andrey Belevantsev <abel@ispras.ru>
16331
16332	* tree-ssa-alias.h (refs_may_alias_p_1): Declare.
16333	(pt_solution_set): Likewise.
16334	* tree-ssa-alias.c (refs_may_alias_p_1): Export.
16335	* tree-ssa-structalias.c (pt_solution_set): New function.
16336	* final.c (rest_of_clean_state): Free SSA data structures.
16337	* print-rtl.c (print_decl_name): Remove.
16338	(print_mem_expr): Implement in terms of print_generic_expr.
16339	* alias.c (ao_ref_from_mem): New function.
16340	(rtx_refs_may_alias_p): Likewise.
16341	(true_dependence): Query alias-export info.
16342	(canon_true_dependence): Likewise.
16343	(write_dependence_p): Likewise.
16344	* tree-dfa.c (get_ref_base_and_extent): For void types leave
16345	size unknown.
16346	* emit-rtl.c (component_ref_for_mem_expr): Remove.
16347	(mem_expr_equal_p): Use operand_equal_p.
16348	(set_mem_attributes_minus_bitpos): Do not use
16349	component_ref_for_mem_expr.
16350	* cfgexpand.c (add_partitioned_vars_to_ptset): New function.
16351	(update_alias_info_with_stack_vars): Likewise.
16352	(partition_stack_vars): Call update_alias_info_with_stack_vars.
16353	* tree-ssa.c (delete_tree_ssa): Do not release SSA names
16354	explicitly nor clear stmt operands.
16355	Free the decl-to-pointer map.
16356	* tree-optimize.c (execute_free_datastructures): Do not free
16357	SSA data structures here.
16358	* tree-flow.h (struct gimple_df): Add decls_to_pointers member.
16359	* Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
16360	(alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
16361	dependencies.
16362	(print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
16363
163642009-07-13  DJ Delorie  <dj@redhat.com>
16365
16366	* config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
16367	unrolling at the right iteration count.
16368
16369	* config/mep/mep.c (mep_expand_prologue): Fix frame pointer
16370	calculations.
16371
163722009-07-13  Ghassan Shobaki  <ghassan.shobaki@amd.com>
16373
16374	* haifa-sched.c (rank_for_schedule): Introduced flags to
16375	enable/disable individual scheduling heuristics.
16376	* common.opt: Introduced flags to enable/disable individual
16377	heuristics in the scheduler.
16378	* doc/invoke.texi: Introduced flags to enable/disable individual
16379	heuristics in the scheduler.
16380
163812009-07-13  Kai Tietz  <kai.tietz@onevision.com>
16382
16383	* config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
16384	config/i386/mingw-tls.c.
16385	* config/i386/mingw-tls.c: Removed.
16386
163872009-07-13  Ira Rosen  <irar@il.ibm.com>
16388
16389	* tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
16390	checks access only relevant statements.
16391	(vectorizable_reduction): Likewise.
16392
163932009-07-12  Kai Tietz  <kai.tietz@onevision.com>
16394
16395	* config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
16396	just for 32-bit case.
16397
163982009-07-12  Jan Hubicka  <jh@suse.cz>
16399
16400	PR tree-optimization/40585
16401	* except.c (expand_resx_expr): When there already is resume
16402	instruction, produce linked list.
16403	(build_post_landing_pads): Assert that resume is empty.
16404	(connect_post_landing_pads): Handle resume lists.
16405	(dump_eh_tree): Dump resume list.
16406
164072009-07-12  Ira Rosen  <irar@il.ibm.com>
16408
16409	* tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
16410	with additional argument.
16411	* tree-vectorizer.h (enum vect_def_type): Add
16412	vect_double_reduction_def.
16413	(vect_is_simple_reduction): Add argument.
16414	* tree-vect-loop.c (vect_determine_vectorization_factor): Fix
16415	indentation.
16416	(vect_analyze_scalar_cycles_1): Detect double reduction. Call
16417	vect_is_simple_reduction with additional argument.
16418	(vect_analyze_loop_operations): Handle exit phi nodes in case of
16419	double reduction.
16420	(reduction_code_for_scalar_code): Handle additional codes by
16421	returning ERROR_MARK for them. Fix comment and indentation.
16422	(vect_is_simple_reduction): Fix comment, add argument to specify
16423	double reduction. Detect double reduction.
16424	(get_initial_def_for_induction): Fix indentation.
16425	(get_initial_def_for_reduction): Fix comment and indentation.
16426	Handle double reduction. Create initial definitions that do not
16427	require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
16428	(vect_create_epilog_for_reduction): Fix comment, add argument to
16429	handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
16430	epilogue result extraction. Create double reduction phi node and
16431	replace relevant uses.
16432	(vectorizable_reduction): Call vect_is_simple_reduction with
16433	additional argument. Fix indentation. Update epilogue code treatment
16434	according to the changes in reduction_code_for_scalar_code. Check
16435	for double reduction. Call vect_create_epilog_for_reduction with
16436	additional argument.
16437	* tree-vect-stmts.c (process_use): Handle double reduction, update
16438	documentation.
16439	(vect_mark_stmts_to_be_vectorized): Handle double reduction.
16440	(vect_get_vec_def_for_operand): Likewise.
16441
164422009-07-12  Danny Smith  <dansmister@gmail.com>
16443
16444	* config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
16445	dllexport if !TREE_PUBLIC.
16446	(i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
16447
164482009-07-11  Anatoly Sokolov  <aesok@post.ru>
16449
16450	* config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
16451	(avr_extra_arch_macro) Remove declatation.
16452	* config/avr/avr.c (avr_cpu_cpp_builtins): New function.
16453	(avr_extra_arch_macro) Declare as static.
16454	* config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
16455
164562009-07-11  Jan Hubicka  <jh@suse.cz>
16457
16458	PR middle-end/48388
16459	* except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
16460
164612009-07-11  Jakub Jelinek  <jakub@redhat.com>
16462
16463	PR debug/40713
16464	* dwarf2out.c (dw_fde_struct): Add in_std_section and
16465	cold_in_std_section bits.
16466	(dwarf2out_begin_prologue): Initialize them.
16467	(dwarf2out_finish): Don't emit FDE range into .debug_ranges
16468	if already covered by text_section or cold_text_section range.
16469
16470	PR rtl-optimization/40667
16471	* defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
16472	* doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
16473	* config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
16474	* config/i386/i386.c (ix86_minimum_alignment): New function.
16475	* config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
16476	* cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
16477	* emit-rtl.c (gen_reg_rtx): Likewise.
16478	* function.c (assign_parms): Likewise.  If nominal_type needs
16479	bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
16480	rather than passed_type's alignment.
16481
16482	PR target/40668
16483	* function.c (assign_parm_setup_stack): Adjust
16484	MEM_OFFSET (data->stack_parm) if promoted_mode is different
16485	from nominal_mode on big endian.
16486
164872009-07-11  Paolo Bonzini  <bonzini@gnu.org>
16488
16489	* expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
16490
164912009-07-10  DJ Delorie  <dj@redhat.com>
16492
16493	* config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
16494
164952009-07-10  Mark Mitchell  <mark@codesourcery.com>
16496
16497	* config/arm/thumb2.md (thumb2_cbz): Correct computation of length
16498	attribute.
16499	(thumb2_cbnz): Likewise.
16500
165012009-07-10  David Daney  <ddaney@caviumnetworks.com>
16502
16503	PR target/39079
16504	* config.gcc (supported_defaults): Add synci.
16505	(with_synci): Add validation.
16506	(all_defaults): Add synci.
16507	* config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
16508	ISA_HAS_SYNCI.
16509	(synci): Same.
16510	* config/mips/mips.opt (msynci): New option.
16511	* config/mips/mips.c (mips_override_options): Warn on use of
16512	-msynci for targets that do now support it.
16513	* gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
16514	msynci.
16515	* gcc/doc/invoke.texi (-msynci): Document the new option.
16516	* doc/install.texi (--with-synci): Document the new option.
16517
165182009-07-10  Richard Guenther  <rguenther@suse.de>
16519
16520	PR tree-optimization/40496
16521	* tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
16522	the PHI result with a compatible type.
16523
165242009-07-10  Manuel López-Ibáñez  <manu@gcc.gnu.org>
16525
16526	PR 25509
16527	PR 40614
16528	* c.opt (Wunused-result): New.
16529	* doc/invoke.texi: Document it.
16530	* c-common.c (c_warn_unused_result): Use it.
16531
165322009-07-09  DJ Delorie  <dj@redhat.com>
16533
16534	* targhooks.c (default_target_can_inline_p): Rename from
16535	default_target_option_can_inline_p.
16536	* targhooks.h (default_target_can_inline_p): Likewise.
16537	* target-def.h (TARGET_CAN_INLINE_P): Rename from
16538	TARGET_OPTION_CAN_INLINE_P.
16539	* config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
16540	* config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
16541	(mep_target_can_inline_p): Rename from
16542	mep_target_option_can_inline_p.
16543
16544	PR target/40626
16545	* config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
16546	registers used to pass vectors.
16547
16548	* config/mep/mep.c (mep_option_can_inline_p): Remove error call.
16549
165502009-07-09  Tom Tromey  <tromey@redhat.com>
16551
16552	* unwind-dw2-fde-darwin.c: Include dwarf2.h.
16553	* config/mmix/mmix.c: Include dwarf2.h.
16554	* config/rs6000/darwin-fallback.c: Include dwarf2.h.
16555	* config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
16556	* config/sh/sh.c: Include dwarf2.h.
16557	* config/i386/i386.c: Include dwarf2.h.
16558	* Makefile.in (DWARF2_H): Remove 'elf'.
16559	* except.c: Include dwarf2.h.
16560	* unwind-dw2.c: Include dwarf2.h.
16561	* dwarf2out.c: Include dwarf2.h.
16562	* unwind-dw2-fde-glibc.c: Include dwarf2.h.
16563	* unwind-dw2-fde.c: Include dwarf2.h.
16564	* dwarf2asm.c: Include dwarf2.h.
16565
165662009-07-09  Maxim Kuvyrkov  <maxim@codesourcery.com>
16567
16568	* haifa-sched.c (insn_finishes_cycle_p): New static function.
16569	(max_issue): Use it.
16570	* sched-int.h (struct sched_info: insn_finishes_block_p): New
16571	scheduler hook.
16572	* sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
16573	(region_sched_info): Update.
16574	* sched-ebb.c (ebb_sched_info): Update.
16575	* modulo-sched.c (sms_sched_info): Update.
16576	* sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
16577
165782009-07-09  Maxim Kuvyrkov  <maxim@codesourcery.com>
16579
16580	* varasm.c (build_constant_desc): Don't share RTL in pool entries.
16581
165822009-07-09  Basile Starynkevitch  <basile@starynkevitch.net>
16583
16584	* plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
16585
165862009-07-09  Jakub Jelinek  <jakub@redhat.com>
16587
16588	PR middle-end/40692
16589	* fold-const.c (fold_cond_expr_with_comparison): Don't replace
16590	arg1 with arg01 if arg1 is already INTEGER_CST.
16591
165922009-07-08  Adam Nemet  <anemet@caviumnetworks.com>
16593
16594	* simplify-rtx.c (simplify_binary_operation_1) <AND>:
16595	Transform (and (truncate)) into (truncate (and)).
16596
165972009-07-08  Adam Nemet  <anemet@caviumnetworks.com>
16598
16599	* combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
16600	creating LHS paradoxical subregs.  Fix surrounding returns to
16601	use NULL_RTX rather than 0.
16602
166032009-07-08  DJ Delorie  <dj@redhat.com>
16604
16605	* config/mep/mep.c (mep_option_can_inline_p): New.
16606	(TARGET_OPTION_CAN_INLINE_P): Define.
16607
166082009-07-08  Mark Wielaard  <mjw@redhat.com>
16609
16610	PR debug/40659
16611	* dwarf2out.c (add_data_member_location_attribute): When we have
16612	only a constant offset don't emit a new location description using
16613	DW_OP_plus_uconst, but just add the constant with add_AT_int, when
16614	dwarf_version > 2.
16615
166162009-07-08  Richard Henderson  <rth@redhat.com>
16617
16618	PR target/38900
16619	* config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
16620	(enum reg_class): Add CLOBBERED_REGS.
16621	(REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
16622	* config/i386/i386.c (ix86_conditional_register_usage): Moved
16623	from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
16624	(ix86_function_ok_for_sibcall): Tidy.  Disallow MS->SYSV sibcalls.
16625	(ix86_expand_call): Use sibcall_insn_operand when needed.  Don't
16626	force 64-bit sibcalls into R11.
16627	* config/i386/constraints.md (U): New constraint.
16628	* config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
16629	(sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
16630	(sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
16631
166322009-07-08  Shujing Zhao  <pearly.zhao@oracle.com>
16633
16634	* basic-block.h (dump_regset, debug_regset): Remove duplicate
16635	prototypes.
16636	* c-objc-common.h (c_initialize_diagnostics): Ditto.
16637	* ebitmap.h (dump_ebitmap): Ditto.
16638	* optabs.h (optab_libfunc): Ditto.
16639	* tree.h (tree_expr_nonzero_warnv_p): Ditto.
16640	* tree-flow.h (vect_can_force_dr_alignment_p,
16641	get_vectype_for_scalar_type): Ditto.
16642	(vectorize_loops): Move prototype to ...
16643	* tree-vectorizer.h: ... here. Also, adjust comment.
16644	(vect_set_verbosity_level): Remove duplicate prototype.
16645	* tree-ssa-loop.c: Include tree-vectorizer.h.
16646	* Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
16647
166482009-07-08  Nick Clifton  <nickc@redhat.com>
16649
16650	* config/i386/unix.h (ASM_COMMENT_START): Add a space after the
16651	forward slash.
16652
166532009-07-08  DJ Delorie  <dj@redhat.com>
16654
16655	* config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
16656	cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
16657	cpmovtocc_P0S_P1): Mark volatile.  Note which registers are
16658	written to.
16659	* config/mep/intrinsics.md: Regenerated.
16660	* config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
16661	registers when asm() or calls are detected.
16662
166632009-07-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
16664
16665	PR c++/31246
16666	* gimplify.c (gimplify_expr): Propagate no_warning flag when
16667	gimplifying.
16668	* gimple (gimple_build_call_from_tree): Likewise.
16669	* tree-cfg.c (remove_useless_stmts_warn_notreached): Check
16670	no_warning flag before warning.
16671
166722009-07-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>
16673
16674	* tree.c (set_expr_locus): Remove.
16675	* tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
16676	* c-typeck.c (c_finish_stmt_expr):  Replace EXPR_LOCUS by
16677	EXPR_LOCATION.
16678	* gimplify.c (internal_get_tmp_var): Likewise.
16679	(gimplify_call_expr): Likewise.
16680	(gimplify_one_sizepos): Likewise.
16681
166822009-07-07  Eric Botcazou  <ebotcazou@adacore.com>
16683
16684	PR debug/40666
16685	* dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
16686	to variables for debugging purposes.
16687
166882009-06-23  Mark Loeser  <mark@halcy0n.com>
16689
16690	PR build/40010
16691	* Makefile.in (gcc.pod): Depend on gcc-vers.texi.
16692
166932009-07-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>
16694
16695	* pretty-print.c (pp_base_format): Remove %J.
16696	* c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
16697	gcc_cxxdiag_char_table): Likewise.
16698	(init_dynamic_diag_info): Likewise.
16699
167002009-07-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>
16701
16702	* pretty-print.c (pp_base_format): Remove %H.
16703	* c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
16704	gcc_cxxdiag_char_table): Likewise.
16705	(init_dynamic_diag_info): Likewise.
16706	* config/mep/mep.c (mep_select_section): Likewise.
16707
167082009-07-07  Duncan Sands  <baldrick@free.fr>
16709
16710	* final.c (pass_clean_state): Give the pass a name.
16711	* passes.c (pass_rest_of_compilation): Likewise.
16712	* tree-optimize.c (pass_all_optimizations): Likewise.
16713
167142009-07-07  H.J. Lu  <hongjiu.lu@intel.com>
16715
16716	* config/ia64/ia64.c (ia64_handle_model_attribute): Remove
16717	an extra 'decl' for error_at.
16718
167192009-07-07  Jakub Jelinek  <jakub@redhat.com>
16720
16721	PR middle-end/40669
16722	* tree-tailcall.c (adjust_return_value_with_ops,
16723	create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
16724	if it has complex or vector type.
16725
167262009-07-07  Olivier Hainque  <hainque@adacore.com>
16727
16728	* config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
16729	pthread symbols.
16730
167312009-07-07  Basile Starynkevitch  <basile@starynkevitch.net>
16732
16733	* Makefile.in: added more lists of includes to PLUGIN_HEADERS.
16734
167352009-07-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>
16736
16737	* cgraphunit.c: Replace %J by an explicit location.  Update all calls.
16738	* c-decl.c: Likewise.
16739	* function.c: Likewise.
16740	* varasm.c: Likewise.
16741	* tree-ssa.c: Likewise.
16742	* c-common.c: Likewise.
16743	* tree-cfg.c: Likewise.
16744	* config/spu/spu.c: Likewise.
16745	* config/ia64/ia64.c: Likewise.
16746	* config/v850/v850.c: Likewise.
16747
167482009-07-06  DJ Delorie  <dj@redhat.com>
16749
16750	* config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
16751	* config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
16752	unspecified accesses to control registers.
16753	* config/mep/intrinsics.md: Regenerate.
16754	* config/mep/intrinsics.h: Regenerate.
16755	* config/mep/mep-intrin.h: Regenerate.
16756
167572009-07-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>
16758
16759	* c-lex.c: Replace %H by an explicit location. Update all calls.
16760	* c-common.c: Likewise.
16761	* c-decl.c: Likewise.
16762	* c-typeck.c: Likewise.
16763	* fold-const.c: Likewise.
16764	* gimplify.c: Likewise.
16765	* stmt.c: Likewise.
16766	* tree-cfg.c: Likewise.
16767	* tree-ssa-loop-niter.c: Likewise.
16768	* tree-vrp.c: Likewise.
16769	* value-prof.c: Likewise.
16770
167712009-07-06  Diego Novillo  <dnovillo@google.com>
16772
16773	* tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
16774	if it has one.  Handle cases where VAR does not have an
16775	annotation or cfun is NULL.
16776
167772009-07-06  Diego Novillo  <dnovillo@google.com>
16778
16779	* tree.c: Include debug.h.
16780	(initialize_tree_contains_struct): New.
16781	(init_ttree): Call it.
16782	(tree_node_structure_for_code): Factor out of ...
16783	(tree_node_structure): ... here.
16784	* treestruct.def (TS_PHI_NODE): Remove.
16785	(TS_GIMPLE_STATEMENT): Remove.
16786
167872009-07-06  Diego Novillo  <dnovillo@google.com>
16788
16789	* tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
16790	(debug_tree_chain): Handle cycles.
16791
167922009-07-06  Nick Clifton  <nickc@redhat.com>
16793	    DJ Delorie  <dj@redhat.com>
16794
16795	* config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
16796	__FMOVD_ENABLED__ is defined.
16797	* config/sh/sh.h
16798	(TARGET_FMOVD): Provide a default definition.
16799	(MASK_FMOVD): Likewise.
16800	(TARGET_CPU_CPP_BUILTINS): Define
16801	__FMOVD_ENABLED__ if TARGET_FMOVD is true.
16802	* config/sh/sh.md (movdf_i4): For alternative 0 use either one or
16803	two fmov instructions depending upon whether TARGET_FMOVD is enabled.
16804	(split for DF load from memory into register): Also handle
16805	MEMs which consist of REG+DISP addressing.
16806	(split for DF store from register to memory): Likewise.
16807	(movsf_ie): Always use single fp_mode.
16808	* config/sh/sh.c (sh_override_options): Do not automatically
16809	enable TARGET_MOVD for the SH2A when supporting doubles - leave
16810	that to the -mfmovd command line switch.
16811	(broken_move): Do not restrict fldi test to only the SH4 and SH4A.
16812	(fldi_ok): Always allow.
16813	* config/sh/sh.opt (mfmovd): Remove this switch.
16814	* doc/invoke.texi (-mfmovd): Remove documentation of this switch.
16815
168162009-07-06  J"orn Rennecke  <joern.rennecke@arc.com>
16817	    Kaz Kojima  <kkojima@gcc.gnu.org>
16818
16819	PR rtl-optimization/30807
16820	* postreload.c (reload_combine): For every new use of REG_SUM,
16821	record the use of BASE.
16822
168232009-07-06  Jan Hubicka  <jh@suse.cz>
16824
16825	* params.def: Revert my accidental commit at 2009-06-30.
16826
168272009-07-04  Ian Lance Taylor  <iant@google.com>
16828
16829	PR target/40636
16830	* config/i386/msformat-c.c (mingw_format_attributes): Declare as
16831	EXPORTED_CONST.
16832	(mingw_format_attribute_overrides): Likewise.
16833
168342009-07-04  Jakub Jelinek  <jakub@redhat.com>
16835
16836	PR debug/40596
16837	* dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
16838	don't check cfa.reg.  Instead of cfa.indirect use
16839	fde && fde->drap_reg != INVALID_REGNUM test.
16840
168412009-07-04  Eric Botcazou  <ebotcazou@adacore.com>
16842
16843	* postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
16844
168452009-07-03  Vladimir Makarov  <vmakarov@redhat.com>
16846
16847	PR target/40587
16848	* ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
16849
168502009-07-03  Richard Guenther  <rguenther@suse.de>
16851
16852	PR tree-optimization/40640
16853	* tree-switch-conversion.c (build_arrays): Perform arithmetic
16854	in original type.
16855
168562009-07-03  Jan Hubicka  <jh@suse.cz>
16857
16858	* ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
16859	for size, reduce amount of inlining.
16860
168612009-07-03  Richard Guenther  <rguenther@suse.de>
16862
16863	PR middle-end/34163
16864	* tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
16865	if t +- x is known to not overflow and the conversion widens the
16866	operation.
16867	* Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
16868
168692009-07-03  Jan Hubicka  <jh@suse.cz>
16870
16871	* ipa-pure-const.c (analyze): Update loop optimizer init.
16872	* tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
16873	try_remove_empty_loop, remove_empty_loops): Remove.
16874	* tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
16875	* tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
16876	to mark regular loops as neccesary.
16877	(degenerate_phi_p): New function.
16878	(propagate_necessity, remove_dead_phis): Use it.
16879	(forward_edge_to_pdom): Likewise.
16880	(eliminate_unnecessary_stmts): Take care to remove uses of results of
16881	virtual PHI nodes that became unreachable.
16882	(perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
16883	* tree-flow.h (remove_empty_loops): Remove.
16884	* passes.c (init_optimization_passes): Remove.
16885
168862009-07-03  Uros Bizjak  <ubizjak@gmail.com>
16887
16888	* config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
16889	can_create_pseudo_p.
16890	(*fix_trunc<mode>_i387_1): Ditto.
16891	(*floathi<mode>2_1): Ditto.
16892	(*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
16893	(*fistdi2_1): Ditto.
16894	(*fist<mode>2_1): Ditto.
16895	(frndintxf2_floor): Ditto.
16896	(*fist<mode>2_floor_1): Ditto.
16897	(frndintxf2_ceil): Ditto.
16898	(*fist<mode>2_ceil_1): Ditto.
16899	(frndintxf2_trunc): Ditto.
16900	(frndintxf2_mask_pm): Ditto.
16901	(fxam<mode>2_i387_with_temp): Ditto.
16902	* config/i386/sse.md (mulv16qi3): Ditto.
16903	(*sse2_mulv4si3): Ditto.
16904	(mulv2di3): Ditto.
16905	(sse4_2_pcmpestr): Ditto.
16906	(sse4_2_pcmpistr): Ditto.
16907
169082009-07-03  Jan Hubicka  <jh@suse.cz>
16909
16910	* tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
16911	(mark_stmt_necessary): Set it.
16912	(mark_operand_necessary): Set it.
16913	(mark_control_dependent_edges_necessary): Set it.
16914	(mark_virtual_phi_result_for_renaming): New function.
16915	(get_live_post_dom): New function.
16916	(forward_edge_to_pdom): New function.
16917	(remove_dead_stmt): Fix handling of control dependences.
16918	(tree_dce_init): Init new bitmap.
16919	(tree_dce_done): Free it.
16920
169212009-07-02  Richard Guenther  <rguenther@suse.de>
16922
16923	PR bootstrap/40617
16924	* tree-ssa-structalias.c (new_var_info): Initialize
16925	is_restrict_var.
16926
169272009-07-02  Jan Hubicka  <jh@suse.cz>
16928
16929	* ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
16930	local.
16931
169322009-07-02  Paolo Bonzini  <bonzini@gnu.org>
16933
16934	* expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
16935	instead of recomputing it.  Adjust calls.
16936	(emit_store_flag): Adjust recursive calls.
16937
169382009-07-02  Richard Guenther  <rguenther@suse.de>
16939
16940	* tree-ssa-live.c (remove_unused_locals): Do not remove
16941	heap variables.
16942	* tree-ssa-structalias.c (handle_lhs_call): Delay setting
16943	of DECL_EXTERNAL for HEAP variables.
16944	(compute_points_to_sets): Set DECL_EXTERNAL for escaped
16945	HEAP variables.  Do not adjust RESTRICT vars.
16946	(find_what_var_points_to): Nobody cares if something
16947	points to READONLY.
16948
169492009-07-02  Ben Elliston  <bje@au.ibm.com>
16950
16951	* unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
16952	pc_low and pc_high declarations to the top of the function.
16953
169542009-07-01  DJ Delorie  <dj@redhat.com>
16955
16956	* config/mep/mep.c (mep_handle_option): Leave IVC2 control
16957	registers as fixed.
16958	(mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
16959	* config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
16960	unspecified accesses to control registers.
16961	* config/mep/intrinsics.md: Regenerate.
16962	* config/mep/intrinsics.h: Regenerate.
16963	* config/mep/mep-intrin.h: Regenerate.
16964
169652009-07-01  Anthony Green  <green@moxielogic.com>
16966
16967	* config/moxie/moxie.c (moxie_expand_prologue): Use dec
16968	instruction when possible.
16969	(moxie_expand_prologue): Ditto.  Also, save an instruction and
16970	some complexity by popping off of $r12 instead of $sp.
16971	* config/moxie/moxie.md (movsi_pop): Don't assume $sp.  Take two
16972	operands.
16973
169742009-07-01  Richard Henderson  <rth@redhat.com>
16975
16976	PR bootstrap/40347
16977	* function.c (reposition_prologue_and_epilogue_notes): If epilogue
16978	contained no insns, reposition note before last insn.
16979
169802009-07-01  Richard Henderson  <rth@redhat.com>
16981
16982	PR debug/40431
16983	* dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
16984	DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
16985
169862009-07-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
16987
16988	PR bootstrap/40558
16989	* config/rs6000/rs6000.c (print_operand): Undo change that breaks
16990	darwin9 for printing reg addresses with %y.
16991
169922009-07-01  Adam Nemet  <anemet@caviumnetworks.com>
16993
16994	* combine.c (force_to_mode): Handle TRUNCATE.  Factor out
16995	truncation from operands in binary operations.
16996
169972009-07-01  Adam Nemet  <anemet@caviumnetworks.com>
16998
16999	Revert:
17000	2009-01-11  Adam Nemet  <anemet@caviumnetworks.com>
17001	* expmed.c (store_bit_field_1): Properly truncate the paradoxical
17002	subreg of op0 to the original op0.
17003
17004	* expmed.c (store_bit_field_1): Use a temporary as the destination
17005	instead of a paradoxical subreg when we need to truncate the result.
17006
170072009-07-01  DJ Delorie  <dj@redhat.com>
17008
17009	* config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
17010	names to VLIW variants.
17011	(ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
17012	* config/mep/intrinsics.md: Regenerate.
17013	* config/mep/intrinsics.h: Regenerate.
17014	* config/mep/mep-intrin.h: Regenerate.
17015
170162009-07-01  Jakub Jelinek  <jakub@redhat.com>
17017
17018	PR debug/40462
17019	* jump.c (returnjump_p): Revert last patch.
17020	* dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
17021
170222009-07-01  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
17023
17024	PR target/40575
17025	* pa.md (casesi32p): Use jump table label to determine the offset
17026	of the jump table.
17027	(casesi64p): Likewise.
17028
17029	* pa.c (forward_branch_p): Return bool type.  Use instruction
17030	addresses when available.  Assert that INSN has a jump label.
17031	(pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
17032	have a jump label.
17033
170342009-07-01  Richard Guenther  <rguenther@suse.de>
17035
17036	PR tree-optimization/19831
17037	* tree-ssa-dce.c (propagate_necessity): Calls to functions
17038	that only act as barriers do not make any previous stores necessary.
17039	* tree-ssa-structalias.c (handle_lhs_call): Delay making
17040	HEAP variables global, do not add a constraint from nonlocal.
17041	(find_func_aliases): Handle escapes through return statements.
17042	(compute_points_to_sets): Make escaped HEAP variables global.
17043
170442009-07-01  Paolo Bonzini  <bonzini@gnu.org>
17045
17046	PR bootstrap/40597
17047	* expmed.c (emit_store_flag): Perform a conversion if necessary,
17048	after reducing a DImode cstore to SImode.
17049
170502009-07-01  Paolo Bonzini  <bonzini@gnu.org>
17051
17052	* expr.c (expand_expr_real_1): Reinstate fallthrough to
17053	TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
17054
170552009-07-01  Maciej W. Rozycki  <macro@linux-mips.org>
17056
17057	* config/vax/vax.h (TARGET_BSD_DIVMOD): New macro.  Set to 1.
17058	* config/vax/linux.h (TARGET_BSD_DIVMOD): New macro.  Redefine the
17059	to 0.
17060	* config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
17061	and umod_optab if TARGET_BSD_DIVMOD.
17062	* config/vax/lib1funcs.asm: New file.
17063	* config/vax/t-linux: New file.
17064	* config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
17065
170662009-06-30  Jakub Jelinek  <jakub@redhat.com>
17067
17068	PR c++/40566
17069	* convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
17070	to type arguments that have void type.
17071
17072	PR debug/40573
17073	* dwarf2out.c (gen_formal_parameter_die): Call
17074	equate_decl_number_to_die if node is different from origin.
17075
170762009-06-30  Anthony Green  <green@moxielogic.com>
17077
17078	Clean up moxie port for --enable-build-with-cxx.
17079	* config/moxie/moxie.c (moxie_function_value): First two
17080	parameters are const_tree, not tree.
17081	* config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
17082	(REG_CLASS_NAMES): Ditto.
17083	(REGNO_REG_CLASS): Ditto.
17084	* config/moxie/moxie-protos.h (moxie_override_options): Declare.
17085	(moxie_function_value): Fix constyness of arguments.
17086
170872009-06-30  Eric Botcazou  <ebotcazou@adacore.com>
17088
17089	* cgraphunit.c (cgraph_finalize_compilation_unit): Call
17090	finalize_size_functions before further processing.
17091	* stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
17092	(variable_size): Call self_referential_size on size expressions
17093	that contain a PLACEHOLDER_EXPR.
17094	(size_functions): New static variable.
17095	(copy_self_referential_tree_r): New static function.
17096	(self_referential_size): Likewise.
17097	(finalize_size_functions): New global function.
17098	* tree.c: Include tree-inline.h.
17099	(push_without_duplicates): New static function.
17100	(find_placeholder_in_expr): New global function.
17101	(substitute_in_expr) <tcc_declaration>: Return the replacement object
17102	on equality.
17103	<tcc_expression>: Likewise.
17104	<tcc_vl_exp>: If the replacement object is a constant, try to inline
17105	the call in the expression.
17106	* tree.h (finalize_size_functions): Declare.
17107	(find_placeholder_in_expr): Likewise.
17108	(FIND_PLACEHOLDER_IN_EXPR): New macro.
17109	(substitute_placeholder_in_expr): Update comment.
17110	* tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
17111	is true.
17112	(copy_tree_body_r): Likewise.
17113	(copy_tree_body): New static function.
17114	(maybe_inline_call_in_expr): New global function.
17115	* tree-inline.h (struct copy_body_data): Add do_not_unshare field.
17116	(maybe_inline_call_in_expr): Declare.
17117	* Makefile.in (tree.o): Depend on TREE_INLINE_H.
17118	(stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
17119	GIMPLE_H.
17120
171212009-06-30  Richard Guenther  <rguenther@suse.de>
17122
17123	* tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
17124	continue walking.
17125	(propagate_necessity): Do not mark reaching defs of stores
17126	as necessary.
17127
171282009-06-30  Jan Hubicka  <jh@suse.cz>
17129
17130	* cfgloopanal.c (check_irred): Move into ...
17131	(mark_irreducible_loops): ... here; return true if ireducible
17132	loops was found.
17133	* ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
17134	(analyze_function): Try to prove loop finiteness.
17135	* cfgloop.h (mark_irreducible_loops): Update prototype.
17136	* Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
17137
171382009-06-30  Basile Starynkevitch  <basile@starynkevitch.net>
17139
17140	* Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
17141
171422009-06-30  Ira Rosen  <irar@il.ibm.com>
17143
17144	PR tree-optimization/40542
17145	* tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
17146	types.
17147
171482009-06-30  Martin Jambor  <mjambor@suse.cz>
17149
17150	PR tree-optimization/40582
17151	* tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
17152	than useless_type_conversion_p.
17153	(generate_subtree_copies): Increment sra_stats.subtree_copies at a
17154	proper place.
17155
171562009-06-30  Martin Jambor  <mjambor@suse.cz>
17157
17158	PR middle-end/40554
17159	* tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
17160
171612009-06-30  Richard Guenther  <rguenther@suse.de>
17162
17163	* tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
17164	use ao_ref references.
17165	(walk_aliased_vdefs): Likewise.
17166	* tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
17167	* tree-ssa-dce.c (struct ref_data): Remove.
17168	(mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
17169	(mark_aliased_reaching_defs_necessary): Adjust.
17170	(mark_all_reaching_defs_necessary_1): Likewise.
17171
171722009-06-30  Paolo Bonzini  <bonzini@gnu.org>
17173
17174	PR boostrap/40597
17175	* expmed.c (emit_cstore): New name of emit_store_flag_1.
17176	(emit_store_flag_1): Extract from emit_store_flag, adjust
17177	calls to (what now is) emit_cstore.
17178	(emit_store_flag): Call emit_store_flag_1 and also use it
17179	for what used to be recursive calls.
17180
171812009-06-30  Wei Guozhi  <carrot@google.com>
17182
17183	PR/40416
17184	* tree-ssa-sink.c (statement_sink_location): Stop sinking expression
17185	if the target bb post dominates from bb.
17186	* config/i386/i386.c (memory_address_length): Check existence of base
17187	register before using it.
17188
171892009-06-30  Nick Clifton  <nickc@redhat.com>
17190	    DJ Delorie  <dj@redhat.com>
17191
17192	* config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
17193	__FMOVD_ENABLED__ is defined.
17194	* config/sh/sh.h
17195	(TARGET_FMOVD): Provide a default definition.
17196	(MASK_FMOVD): Likewise.
17197	(TARGET_CPU_CPP_BUILTINS): Define
17198	__FMOVD_ENABLED__ if TARGET_FMOVD is true.
17199	* config/sh/sh.md (movdf_i4): For alternative 0 use either one or
17200	two fmov instructions depending upon whether TARGET_FMOVD is
17201	enabled.
17202	(split for DF load from memory into register): Also handle
17203	MEMs which consist of REG+DISP addressing.
17204	(split for DF store from register to memory): Likewise.
17205	* config/sh/sh.opt (mfmovd): Remove this switch.
17206	* doc/invoke.texi (-mfmovd): Remove documentation of this switch.
17207	* config/sh/sh.c (sh_override_options): Do not automatically
17208	enable TARGET_MOVD for the SH2A when supporting doubles - leave
17209	that to the -mfmovd command line switch.
17210
17211	* config/sh/sh.c (broken_move): Do not restrict fldi test to only
17212	the SH4 and SH4A.
17213	(fldi_ok): Always allow.
17214	* config/sh/sh.md (movsf_ie): Always use single fp_mode.
17215
172162009-06-29  DJ Delorie  <dj@redhat.com>
17217
17218	* doc/install.texi (mep-x-elf): Correct chip's full name.
17219
172202009-06-29  H.J. Lu  <hongjiu.lu@intel.com>
17221
17222	* doc/extend.texi: Fix typo.
17223
172242009-06-29  Tom Tromey  <tromey@redhat.com>
17225
17226	* dwarf2.h: Remove.
17227	* Makefile.in (DWARF2_H): New variable.
17228	(except.o): Use it.
17229	(dwarf2out.o): Likewise.
17230	(dwarf2asm.o): Likewise.
17231	* config/i386/t-i386: Use DWARF2_H.
17232	* except.c: Include elf/dwarf2.h.
17233	* unwind-dw2.c: Include elf/dwarf2.h.
17234	* dwarf2out.c: Include elf/dwarf2.h.
17235	(dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
17236	<dtprel>: New field.
17237	(dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
17238	(size_of_loc_descr): Likewise.
17239	(output_loc_operands_raw): Likewise.
17240	(output_loc_operands): Handle new dtprel field.
17241	(loc_checksum): Update.
17242	(loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
17243	* unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
17244	* unwind-dw2-fde.c: Include elf/dwarf2.h.
17245	* dwarf2asm.c: Include elf/dwarf2.h.
17246	* unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
17247	* config/mmix/mmix.c: Include elf/dwarf2.h.
17248	* config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
17249	* config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
17250	* config/sh/sh.c: Include elf/dwarf2.h.
17251	* config/i386/i386.c: Include elf/dwarf2.h.
17252
172532009-06-29  DJ Delorie  <dj@redhat.com>
17254
17255	* config/mep/mep.h (CPP_SPEC): Remove __cop macro.
17256
17257	* doc/extend.texi: Add MeP attributes and pragmas.
17258	* doc/invoke.text: Add MeP Options.
17259	* doc/contrib.texi: Add MeP contribution.
17260	* doc/md.texi: Add MeP constraints.
17261	* doc/install.texi: Add MeP target.
17262
172632009-06-30  Anatoly Sokolov  <aesok@post.ru>
17264
17265	* target.h (struct gcc_target): Add frame_pointer_required field.
17266	* target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
17267	(TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
17268	* ira.c (setup_eliminable_regset): Use frame_pointer_required target
17269	hook.
17270	* reload1.c (update_eliminables): (Ditto.).
17271	* gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
17272	* doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
17273	(INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
17274
17275	* config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
17276
17277	* config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
17278	* config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
17279	(arm_frame_pointer_required): New function.
17280
17281	* config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
17282	* config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17283	(avr_frame_pointer_required_p): Declare as static.
17284	* config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
17285
17286	* config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
17287	* config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
17288	(bfin_frame_pointer_required): Make as static, change return type
17289	to bool.
17290	* config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
17291
17292	* config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
17293	* config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17294	(cris_frame_pointer_required): New function.
17295
17296	* config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
17297
17298	* config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
17299	* config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17300	(fr30_frame_pointer_required): New function.
17301
17302	* config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
17303	* config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
17304	(frv_frame_pointer_required): Make as static, change return type
17305	to bool.
17306	* config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
17307
17308	* config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
17309	* config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17310	(ix86_frame_pointer_required): Make as static, change return type to
17311	bool.
17312	* config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
17313
17314	* config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
17315	* config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17316
17317	* config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
17318
17319	* config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
17320
17321	* config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
17322
17323	* config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
17324	* config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17325	(mips_frame_pointer_required): Make as static.
17326	* config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
17327
17328	* config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
17329	* config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17330	(mmix_frame_pointer_required): Mew function.
17331
17332	* config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
17333	* config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17334
17335	* config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
17336
17337	* config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
17338
17339	* config/sh/sh.h (CAN_ELIMINATE): Remove macro.
17340
17341	* config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
17342	(CAN_ELIMINATE): Redefine.
17343	* config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17344	(sparc_frame_pointer_required): New function.
17345	(sparc_can_eliminate): New function.
17346	* config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
17347
17348	* config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
17349	* config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
17350
17351	* config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
17352	* config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
17353	(xtensa_frame_pointer_required): Make as static, change return type
17354	to bool.
17355	* config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
17356	Remove.
17357
173582009-06-29  Olatunji Ruwase  <tjruwase@google.com>
17359
17360	* doc/plugins.texi: Document PLUGIN_START_UNIT.
17361	* toplev.c (compile_file): Call PLUGIN_START_UNIT.
17362	* gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
17363	* plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
17364	(register_callback): Handle PLUGIN_START_UNIT.
17365	(invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
17366
173672009-06-29  Eric Botcazou  <ebotcazou@adacore.com>
17368
17369	* tree.c (process_call_operands): Propagate TREE_READONLY from the
17370	operands.
17371	(PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
17372	(build3_stat): Propagate TREE_READONLY for COND_EXPR.
17373
173742009-06-29  Daniel Jacobowitz  <dan@codesourcery.com>
17375
17376	* config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
17377	move cost.
17378
173792009-06-29  Uros Bizjak  <ubizjak@gmail.com>
17380
17381	* doc/extend.texi (Additional Floating Types): __float128 is also
17382	supported on i386 targets.
17383
173842009-06-29  Richard Guenther  <rguenther@suse.de>
17385
17386	PR middle-end/14187
17387	* tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
17388	flag.
17389	(pt_solutions_same_restrict_base): Declare.
17390	* tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
17391	flag.
17392	(new_var_info): Initialize is_global_var properly for SSA_NAMEs.
17393	(make_constraint_from, make_copy_constraint): Move earlier.
17394	(make_constraint_from_heapvar): New function.
17395	(make_constraint_from_restrict): Likewise.
17396	(handle_lhs_call): Use it.
17397	(find_func_aliases): Use it to track conversions to restrict
17398	qualified pointers.
17399	(struct fieldoff): Add only_restrict_pointers flag.
17400	(push_fields_onto_fieldstack): Initialize it.
17401	(create_variable_info_for): Track global restrict qualified pointers.
17402	(intra_create_variable_infos): Use make_constraint_from_heapvar.
17403	Track restrict qualified pointer arguments.
17404	(set_uids_in_ptset): Use varinfo is_global_var flag.
17405	(find_what_var_points_to): Set the vars_contains_restrict flag.
17406	Always create the points-to solution for sets including restrict tags.
17407	(pt_solutions_same_restrict_base): New function.
17408	* tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
17409	qualified pointers use pt_solutions_same_restrict_base as
17410	additional source for disambiguation.
17411
174122009-06-29  Richard Guenther  <rguenther@suse.de>
17413
17414	PR middle-end/38212
17415	* alias.c (find_base_decl): Remove.
17416	(get_deref_alias_set_1): Remove restrict handling.
17417	* c-common.c (c_apply_type_quals_to_decl): Do not set
17418	DECL_POINTER_ALIAS_SET.
17419	* gimplify.c (find_single_pointer_decl_1): Remove.
17420	(find_single_pointer_decl): Likewise.
17421	(internal_get_tmp_var): Remove restrict handling.
17422	(gimple_regimplify_operands): Likewise.
17423	* omp-low.c (expand_omp_atomic_pipeline): Do not set
17424	DECL_POINTER_ALIAS_SET. Use ref-all pointers.
17425	* print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
17426	* tree.c (restrict_base_for_decl): Remove.
17427	(init_ttree): Do not allocate it.
17428	(make_node_stat): Do not set DECL_POINTER_ALIAS_SET.  Set
17429	LABEL_DECL_UID for label decls.
17430	(copy_node_stat): Do not copy restrict information.
17431	(decl_restrict_base_lookup): Remove.
17432	(decl_restrict_base_insert): Likewise.
17433	(print_restrict_base_statistics): Likewise.
17434	(dump_tree_statistics): Do not call print_restrict_base_statistics.
17435	* tree.h (DECL_POINTER_ALIAS_SET): Remove.
17436	(DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
17437	(struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
17438	(LABEL_DECL_UID): Adjust.
17439	(DECL_BASED_ON_RESTRICT_P): Remove.
17440	(DECL_GET_RESTRICT_BASE): Likewise.
17441	(SET_DECL_RESTRICT_BASE): Likewise.
17442	(struct tree_decl_with_vis): Remove based_on_restrict_p flag.
17443
17444	* config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
17445	instead of DECL_POINTER_ALIAS_SET.
17446	* config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
17447	* config/s390/s390.c (s390_gimplify_va_arg): Likewise.
17448	* config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
17449
174502009-06-29  Richard Guenther  <rguenther@suse.de>
17451
17452	PR tree-optimization/40579
17453	* tree-vrp.c (vrp_evaluate_conditional): Bail out early if
17454	the IL to simplify has constants that overflowed.
17455
174562009-06-28  Uros Bizjak  <ubizjak@gmail.com>
17457
17458	PR tree-optimization/40550
17459	* tree-vect-generic.c (expand_vector_operations_1): Compute in
17460	vector_compute_type only when the size of vector_compute_type is
17461	less than the size of type.
17462
174632009-06-28  Eric Botcazou  <ebotcazou@adacore.com>
17464
17465	* fold-const.c (contains_label_1): Fix comments.
17466	(contains_label_p): Do not walk trees multiple time.
17467
174682009-06-28  Paolo Bonzini  <bonzini@gnu.org>
17469
17470	* config/i386/i386.h (enum ix86_fpcmp_strategy): New.
17471	* config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
17472	cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
17473	ix86_fp_comparison_operator.
17474	(*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
17475	*fp_jcc_2_sse, *fp_jcc_2_387): Delete
17476	(*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
17477	*fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
17478	!ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
17479	to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
17480	(related splits): Change predicate to ix86_fp_comparison_operator.
17481	* config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
17482	instead of ix86_fp_comparison_codes.
17483	(ix86_trivial_fp_comparison_operator,
17484	ix86_fp_comparison_operator): New.
17485	* config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
17486	(ix86_expand_compare): Eliminate last two parameters.
17487	(ix86_fp_jump_nontrivial_p): Kill.
17488	* config/i386/i386.c (put_condition_code): Eliminate call to
17489	ix86_fp_comparison_codes and subsequent assertion.
17490	(ix86_fp_comparison_codes): Eliminate.
17491	(ix86_fp_swap_condition): New.
17492	(ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
17493	ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
17494	into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
17495	(ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
17496	and ix86_fp_swap_condition.
17497	(ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
17498	Use ix86_fp_comparison_strategy.
17499	(ix86_expand_compare): Likewise.  Eliminate last two arguments.
17500	(ix86_fp_jump_nontrivial_p): Eliminate.
17501	(ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple.  Adjust
17502	call to ix86_expand_compare.
17503	(ix86_split_fp_branch, ix86_expand_setcc,
17504	ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
17505	ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
17506
175072009-06-28  Paolo Bonzini  <bonzini@gnu.org>
17508
17509	* config/arm/arm.c (arm_final_prescan_ins): Eliminate code
17510	related to jump_clobbers.
17511	* config/arm/arm.md (conds): Remove jump_clob case.
17512	(addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
17513	splits): Change comparison_operator to arm_comparison_operator.
17514	(*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
17515	Eliminate.
17516
175172009-06-28  Paolo Bonzini  <bonzini@gnu.org>
17518
17519	* dojump.c (do_compare_rtx_and_jump): Try swapping the
17520	condition for floating point modes.
17521	* expmed.c (emit_store_flag_1): Move here a bigger part
17522	of emit_store_flag.
17523	(emit_store_flag): Try swapping the condition for floating point
17524	modes.
17525	* optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
17526
175272009-06-28  Paolo Bonzini  <bonzini@gnu.org>
17528
17529	* expr.c (expand_expr_real_1): Just use do_store_flag.
17530	(do_store_flag): Drop support for TRUTH_NOT_EXPR.  Use
17531	emit_store_flag_force.
17532	* expmed.c (emit_store_flag_force): Copy here trick
17533	previously in expand_expr_real_1.  Try reversing the comparison.
17534	(emit_store_flag_1): Work if target is NULL.
17535	(emit_store_flag): Work if target is NULL, using the result mode
17536	from the comparison.  Use split_comparison, restructure final part
17537	to simplify conditionals.
17538
175392009-06-28  Paolo Bonzini  <bonzini@gnu.org>
17540
17541	* builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
17542	* dojump.c (do_jump): Change handling of floating-point
17543	ops to use just do_compare_and_jump.
17544	(split_comparison): New.
17545	(do_compare_rtx_and_jump): Add here logic coming previously
17546	in do_jump, using split_comparison.
17547
175482009-06-27  H.J. Lu  <hongjiu.lu@intel.com>
17549
17550	PR target/40489
17551	* config/ia64/ia64.c (ia64_reorg): Check NULL insn.
17552
175532009-06-27  Paolo Bonzini  <bonzini@gnu.org>
17554
17555	* tree-ssa-alias.c: Fix unintentional commit.
17556
175572009-06-27  Paolo Bonzini  <bonzini@gnu.org>
17558
17559	* passes.c (execute_one_pass): Fix unintentional commit.
17560
175612009-06-27  Paolo Bonzini  <bonzini@gnu.org>
17562
17563	* df-problems.c (df_set_seen, df_unset_seen): Delete.
17564	(df_rd_local_compute, df_md_local_compute): Inline them.
17565
17566	(df_md_scratch): New.
17567	(df_md_alloc, df_md_free): Allocate/free it.
17568	(df_md_local_compute): Only include live registers in init.
17569	(df_md_transfer_function): Prune the in-set computed by
17570	the confluence function, and the gen-set too.
17571
175722009-06-27  Paolo Bonzini  <bonzini@gnu.org>
17573
17574	PR rtl-optimization/26854
17575	* timevar.def: Remove TV_DF_RU, add TV_DF_MD.
17576	* df-problems.c (df_rd_add_problem): Fix comment.
17577	(df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
17578	df_md_simulate_artificial_defs_at_top,
17579	df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
17580	df_md_bb_local_compute, df_md_local_compute, df_md_reset,
17581	df_md_transfer_function, df_md_init, df_md_confluence_0,
17582	df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
17583	problem_MD, df_md_add_problem): New.
17584	* df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
17585	df_md_get_bb_info): New.
17586	(DF_LAST_PROBLEM_PLUS1): Adjust.
17587
17588	* Makefile.in (fwprop.o): Include domwalk.h.
17589	* fwprop.c: Include domwalk.h.
17590	(reg_defs, reg_defs_stack): New.
17591	(bitmap_only_bit_between): Remove.
17592	(process_defs): New.
17593	(process_uses): Use reg_defs and local_md instead of
17594	bitmap_only_bit_between and local_rd.
17595	(single_def_use_enter_block): New, from build_single_def_use_links.
17596	(single_def_use_leave_block): New.
17597	(build_single_def_use_links): Remove code moved to
17598	single_def_use_enter_block, invoke domwalk.
17599	(use_killed_between): Adjust comment.
17600
176012009-06-27  Paolo Bonzini  <bonzini@gnu.org>
17602
17603	* bitmap.h (bitmap_ior_and_into): New.
17604	* bitmap.c (bitmap_ior_and_into): New.
17605
176062009-06-27  Paolo Bonzini  <bonzini@gnu.org>
17607
17608	* domwalk.h (struct dom_walk_data): Remove all callbacks except
17609	before_dom_children_before_stmts and after_dom_children_after_stmts.
17610	Rename the two remaining callbacks to just before_dom_children and
17611	after_dom_children. Remove other GIMPLE statement walking bits.
17612	* domwalk.c (walk_dominator_tree): Remove now unsupported features.
17613	* graphite.c: Do not include domwalk.h.
17614	* tree-into-ssa.c (interesting_blocks): New global.
17615	(struct mark_def_sites_global_data): Remove it and names_to_rename.
17616	(mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
17617	rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
17618	now that they're not domwalk callbacks.
17619	(rewrite_initialize_block): Rename to...
17620	(rewrite_enter_block): ... this, place after called functions.  Test
17621	interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
17622	(rewrite_finalize_block): Rename to...
17623	(rewrite_leave_block): ... this, place after called functions.
17624	(rewrite_update_init_block): Rename to...
17625	(rewrite_update_enter_block): ... this, place after called functions.
17626	Test interesting_blocks, call rewrite_update_stmt and
17627	rewrite_update_phi_arguments.
17628	(rewrite_update_fini_block): Rename to...
17629	(rewrite_leave_block): ... this, place after called functions.
17630	(rewrite_blocks): Remove last argument, simplify initialization of
17631	walk_data.
17632	(mark_def_sites_initialize_block): Rename to...
17633	(mark_def_sites_block): ... this, call mark_def_sites.
17634	(mark_def_sites_blocks): Remove argument, simplify initialization of
17635	walk_data.
17636	(rewrite_into_ssa): Adjust for interesting_blocks_being a global.
17637	(update_ssa): Likewise.
17638	* tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
17639	callback.
17640	(tree_ssa_dominator_optimize): Simplify initialization of walk_data.
17641	(dom_opt_initialize_block): Rename to...
17642	(dom_opt_enter_block): ... this, place after called functions.  Walk
17643	statements here, inline propagate_to_outgoing_edges.
17644	(dom_opt_finalize_block): Rename to...
17645	(dom_opt_leave_block): ... this, place after called functions.
17646	* tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
17647	domwalk callback.
17648	(dse_enter_block, dse_record_phi): New.
17649	(dse_record_phis): Delete.
17650	(dse_finalize_block): Rename to...
17651	(dse_leave_block): ... this.
17652	(tree_ssa_dse): Simplify initialization of walk_data.
17653	* tree-ssa-loop-im.c (determine_invariantness, move_computations):
17654	Adjust initialization of walk_data.
17655	* tree-ssa-loop-unswitch.c: Do not include domwalk.h.
17656	* tree-ssa-loop-phiopt.c (get_non_trapping):
17657	Adjust initialization of walk_data.
17658	* tree-ssa-loop-threadedge.c: Do not include domwalk.h.
17659	* tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
17660	it's not a domwalk callback.
17661	(uncprop_initialize_block): Rename to...
17662	(dse_enter_block): ... this, call uncprop_into_successor_phis.
17663	(dse_finalize_block): Rename to...
17664	(dse_leave_block): ... this.
17665	(tree_ssa_uncprop): Simplify initialization of walk_data.
17666	* Makefile.in: Adjust dependencies.
17667
176682009-06-27  Richard Earnshaw  <rearnsha@arm.com>
17669
17670	* arm.md (casesi): Fix test for Thumb1.
17671	(thumb1_casesi_internal_pic): Likewise.
17672	(thumb1_casesi_dispatch): Likewise.
17673
176742009-06-26  Daniel Gutson  <dgutson@codesourcery.com>
17675
17676	* config/arm/arm-cores.def: Added core cortex-m0.
17677	* config/arm/arm-tune.md: Regenerated.
17678	* doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
17679
176802009-06-26  DJ Delorie  <dj@redhat.com>
17681
17682	* config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
17683
17684	* config/mep/mep.c (mep_bundle_insns): Account for the fact that
17685	the scheduler doesn't tag jump insns.
17686
176872009-06-26  H.J. Lu  <hongjiu.lu@intel.com>
17688
17689	* c-decl.c (merge_decls): Re-indent.
17690
176912009-06-26  Janis Johnson  <janis187@us.ibm.com>
17692
17693	PR c/39902
17694	* tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
17695	Special-case decimal float constants.
17696
176972009-06-26  Richard Henderson  <rth@redhat.com>
17698
17699	* function.h (struct function): Add cannot_be_copied_reason,
17700	and cannot_be_copied_set.
17701	* tree-inline.c (has_label_address_in_static_1): Rename from
17702	inline_forbidden_p_2; don't set inline_forbidden_reason here.
17703	(cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
17704	don't set inline_forbidden_reason.
17705	(copy_forbidden): New function, split out of inline_forbidden_p.
17706	(inline_forbidden_p_stmt): Don't check for nonlocal labels here.
17707	(inline_forbidden_p): Use copy_forbidden.
17708	(tree_versionable_function_p): Likewise.
17709	(inlinable_function_p): Merge into tree_inlinable_function_p.
17710	(tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
17711	* ipa-cp.c (ipcp_versionable_function_p): New function.
17712	(ipcp_cloning_candidate_p): Use it.
17713	(ipcp_node_modifiable_p): Likewise.
17714
177152009-06-26  Olatunji Ruwase  <tjruwase@google.com>
17716
17717	* builtins.c (expand_builtin_alloca): Handle builtin alloca
17718	that is marked not to be inlined. Remove flag_mudflap use.
17719	* tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
17720	(mf_xform_statements): Mark builtin alloca calls as un-inlineable.
17721
177222009-06-26  Steve Ellcey  <sje@cup.hp.com>
17723
17724	PR bootstrap/40338
17725	* config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
17726	* config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
17727
177282009-06-26  Kai Tietz  <kai.tietz@onevision.com>
17729
17730	* config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
17731	shared libgcc.
17732	(__mingwthr_remove_key_dtor): Likewise.
17733
177342009-06-26  Richard Guenther  <rguenther@suse.de>
17735
17736	* tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
17737
177382009-06-26  Steven Bosscher  <steven@gcc.gnu.org>
17739
17740	PR middle-end/40525
17741	* ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
17742	try the non-cond_exec path also.
17743
177442009-06-25  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
17745
17746	PR target/40468
17747	* pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
17748	(output_cbranch): Use new functions.
17749	(output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
17750	Likewise.
17751
177522009-06-25  Michael Meissner  <meissner@linux.vnet.ibm.com>
17753	    Pat Haugen  <pthaugen@us.ibm.com>
17754	    Revital Eres <ERES@il.ibm.com>
17755
17756	* config/rs6000/rs6000.c (print_operand): Correct lossage message
17757	for %c error.  Add %x support to print VSX registers as a unified
17758	register set, instead of separate float and altivec registers.
17759	Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
17760	%y case, and add support for VSX pre-modify addresses.
17761	(output_toc): Add assert for CONST containing an integer constant
17762	in the PLUS case.
17763	(rs6000_adjust_cost): Add POWER7 support.
17764	(insn_must_be_first_in_group): Ditto.
17765	(insn_must_be_last_in_group): Ditto.
17766	(rs6000_emit_popcount): Ditto.
17767	(rs6000_vector_mode_supported_p): Ditto.
17768
17769	* config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
17770	Change some of the functions called by macros to being called
17771	through a pointer, so debug functions can be inserted if
17772	-mdebug=addr or -mdebug=cost.
17773	(rs6000_preferred_reload_class_ptr): Ditto.
17774	(rs6000_secondary_reload_class_ptr): Ditto.
17775	(rs6000_secondary_memory_needed_ptr): Ditto.
17776	(rs6000_cannot_change_mode_class_ptr): Ditto.
17777	(rs6000_secondary_reload_inner): Ditto.
17778	(rs6000_legitimize_reload_address): Ditto.
17779	(rs6000_legitimize_reload_address_ptr): Ditto.
17780	(rs6000_mode_dependent_address): Ditto.
17781	(rs6000_mode_dependent_address_ptr): Ditto.
17782
17783	* config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
17784	function to return true if the mode allows reg + integer
17785	addresses.
17786	(virtual_stack_registers_memory_p): New function to return true if
17787	the address refers to a virtual stack register.
17788	(rs6000_legitimate_offset_address_p): Move code to say whether a
17789	mode supports reg+int addressing to reg_offset_addressing_ok_p and
17790	call it.
17791	(rs6000_legitimate_address_p): Add checks for modes that only can
17792	do reg+reg addressing.  Start adding VSX support.
17793	(rs6000_legitimize_reload_address): Ditto.
17794	(rs6000_legitimize_address): Ditto.
17795	(rs6000_debug_legitimate_address_p): New debug functions for
17796	-mdebug=addr and -mdebug=cost.
17797	(rs6000_debug_rtx_costs): Ditto.
17798	(rs6000_debug_address_costs): Ditto.
17799	(rs6000_debug_adjust_cost): Ditto.
17800	(rs6000_debug_legitimize_address): Ditto.
17801	(rs6000_legitimize_reload_address_ptr): Point to call normal
17802	function or debug function.  Make functions called via pointer
17803	static.
17804	(rs6000_mode_dependent_address_ptr): Ditto.
17805	(rs6000_secondary_reload_class_ptr): Ditto.
17806	(rs6000_hard_regno_mode_ok): Add preliminary VSX support.
17807	(rs6000_emit_move): Add -mdebug=addr support.  Change an abort
17808	into a friendlier error.
17809	(rs6000_init_builtins): Add initial VSX support.
17810	(rs6000_adjust_cost): Fix some spacing issues.
17811
17812	* config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
17813	(REG_CLASS_NAMES): Ditto.
17814	(REG_CLASS_CONTENTS): Ditto.
17815	(PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
17816	pointer, to add -mdebug=addr support.
17817	(CANNOT_CHANGE_MODE_CLASS): Ditto.
17818	(SECONDARY_RELOAD_CLASS): Call through a pointer to add
17819	-mdebug=addr support.
17820	(LEGITIMIZE_RELOAD_ADDRESS): Ditto.
17821	(GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
17822	(enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
17823
17824	* config/rs6000/rs6000.md (bswaphi*): Add support for swapping
17825	16-bit values.
17826	(bswapsi*): Set attribute types for load/store.  Add combiner
17827	patterns to eliminate zero extend on 64-bit.
17828	(bswapdi*): Add support for swapping 64-bit values.  Use ldbrx and
17829	stdbrx if the hardware supports those instructions.
17830
178312009-06-25  Ian Lance Taylor  <iant@google.com>
17832
17833	* doc/invoke.texi (Option Summary): Mention -static-libstdc++.
17834	(Link Options): Document -static-libstdc++.
17835
178362009-06-25  Andrew Pinski  <andrew_pinski@playstation.sony.com>
17837
17838	PR target/38731
17839	* config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
17840	DATA_ALIGNMENT instead.
17841
178422009-06-25  Richard Guenther  <rguenther@suse.de>
17843
17844	* tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
17845	indirect references against the callused/escaped solutions.
17846	(call_may_clobber_ref_p_1): Likewise.
17847
178482009-06-25  Martin Jambor  <mjambor@suse.cz>
17849
17850	PR tree-optimization/40493
17851	* tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
17852	(enum unscalarized_data_handling): New type.
17853	(handle_unscalarized_data_in_subtree): Return what has been done.
17854	(load_assign_lhs_subreplacements): Handle left flushes differently.
17855	(sra_modify_assign): Use unscalarized_data_handling, simplified
17856	condition determining whether to remove the statement.
17857
178582009-06-25  Basile Starynkevitch  <basile@starynkevitch.net>
17859
17860	* doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
17861	excerpt - @ should be doubled for texinfo.
17862
178632009-06-24  Ian Lance Taylor  <iant@google.com>
17864
17865	* config/arc/arc.c: Include "df.h".
17866	(arc_attribute_table): Make static.  Move higher in file.
17867	(arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
17868	(output_shift): Initialize n later to avoid warning.
17869	* config/arm/arm.c (arm_attribute_table): Make static.  Move
17870	higher in file.
17871	* config/avr/avr.c (avr_attribute_table): Make static.  Move
17872	higher in file.
17873	(reg_class_tab): Change array type from int to enum reg_class.
17874	(avr_jump_mode): Change GET_MODE to GET_CODE when checking for
17875	LABEL_REF.
17876	(out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
17877	(lshrhi3_out): Likewise.
17878	(class_likely_spilled_p): Change return type to bool.
17879	(avr_rtx_costs): Use local code variable with enum type.
17880	* config/avr/avr.md (movmemhi): Use add_reg_note.
17881	(andhi3, andsi3): Don't use AS2 with "and".
17882	(iorhi3, iorsi3): Don't use AS2 with "or".
17883	* config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
17884	* config/crx/crx.c: Include "df.h".
17885	(crx_attribute_table): Make static.
17886	* config/m32r/m32r.c: Include "df.h".
17887	(m32r_attribute_table): Make static.  Move higher in file.
17888	(pop): Use add_reg_note.
17889	(block_move_call): Change 0 to LCT_NORMAL in function call.
17890	* config/m32r/m32r.md (movsi_insn): Remove unused local value.
17891	* config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
17892	* config/m32r/m32r-protos.h (m32r_compute_function_type): Always
17893	declare, not just when TREE_CODE is defined.
17894	* config/m68hc11/m68hc11.c: Include "expr.h".
17895	(m68hc11_attribute_table): Make static.  Move higher in file.
17896	(m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
17897	function call.
17898	(m68hc11_register_indirect_p): Likewise.
17899	(m68hc11_function_arg_padding): Change return type to enum
17900	direction.
17901	(emit_move_after_reload): Use add_reg_note.
17902	(m68hc11_emit_logical): Change code parameter to enum rtx_code.
17903	(m68hc11_split_logical): Likewise.
17904	(m68hc11_rtx_costs): Add local code_and outer_code variables with
17905	enum type.
17906	* config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
17907	to VOIDmode in function call.
17908	* config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
17909	tree is defined.
17910	(m68hc11_split_logical): Update declaration.
17911	(m68hc11_function_arg_padding): Update declaration.
17912	* config/mcore/mcore.c (regno_reg_class): Change form array of int
17913	to array of enum reg_class.
17914	(mcore_attribute_table): Make static.  Move higher in file.
17915	(mcore_rtx_costs): Add cast to enum type.
17916	* config/mcore/mcore.h (regno_reg_class): Update declaration.
17917	(GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
17918	* config/sh/sh.c (sh_attribute_table): Make static.  Move higher
17919	in file.
17920	* config/sh/predicates.md (trapping_target_operand): Rename and to
17921	and_expr.
17922	* config/sparc/sparc.c (sparc_attribute_table): Make static.  Move
17923	higher in file.
17924	* config/spu/spu.c (spu_attribute_table): Make static.  Move
17925	higher in file.
17926	* config/v850/v850.c (v850_attribute_table): Make static.  Move
17927	higher in file.
17928	(v850_rtx_costs): Use local code with enum type.
17929	(expand_epilogue): Add cast.
17930	* config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
17931
179322009-06-23  Takashi YOSHII  <yoshii.takashi@renesas.com>
17933
17934	PR target/40515
17935	* doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
17936	-m2a-single-only and -m2a-nofpu.
17937	* config/sh/sh.opt: Document m2a generates FPU code.
17938
179392009-06-24  Anatoly Sokolov  <aesok@post.ru>
17940
17941	* defaults.h (CAN_ELIMINATE): Provide default.
17942	* doc/tm.texi (CAN_ELIMINATE): Revise documentation.
17943	* config/alpha/alpha.h (CAN_ELIMINATE): Delete.
17944	* config/m32c/m32c.h (CAN_ELIMINATE): Delete.
17945	* config/spu/spu.h (CAN_ELIMINATE): Delete.
17946	* config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
17947	* config/moxie/moxie.h (CAN_ELIMINATE): Delete.
17948	* config/cris/cris.h (CAN_ELIMINATE): Delete.
17949	* config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
17950	* config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
17951	* config/mmix/mmix.h (CAN_ELIMINATE): Delete.
17952
179532009-06-24  DJ Delorie  <dj@redhat.com>
17954
17955	* mep-ext-cop.cpu: Fix copyright notice.
17956	* mep-default: Fix copyright notice.
17957	* mep-core: Fix copyright notice.
17958	* mep: Fix copyright notice.
17959	* mep-ivc2: Fix copyright notice.
17960	* mep-c5: Fix copyright notice.
17961
179622009-06-24  Denis Chertykov  <chertykov@gmail.com>
17963
17964	* doc/contrib.texi (Contributors):
17965
179662009-06-24  Andreas Krebbel  <krebbel1@de.ibm.com>
17967
17968	PR middle-end/40501
17969	* tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
17970	src and dst operands if necessary.
17971
179722009-06-23  DJ Delorie  <dj@redhat.com>
17973
17974	Add MeP port.
17975	* config.gcc: Add mep support.
17976	* recog.c: Resurrect validate_replace_rtx_subexp().
17977	* recog.h: Likewise.
17978	* config/mep/: Add new port:
17979	* config/mep/constraints.md: New file.
17980	* config/mep/default.h: New file.
17981	* config/mep/intrinsics.h: New file.
17982	* config/mep/intrinsics.md: New file.
17983	* config/mep/ivc2-template.h: New file.
17984	* config/mep/mep-c5.cpu: New file.
17985	* config/mep/mep-core.cpu: New file.
17986	* config/mep/mep-default.cpu: New file.
17987	* config/mep/mep-ext-cop.cpu: New file.
17988	* config/mep/mep-intrin.h: New file.
17989	* config/mep/mep-ivc2.cpu: New file.
17990	* config/mep/mep-lib1.asm: New file.
17991	* config/mep/mep-lib2.c: New file.
17992	* config/mep/mep-pragma.c: New file.
17993	* config/mep/mep-protos.h: New file.
17994	* config/mep/mep-tramp.c: New file.
17995	* config/mep/mep.c: New file.
17996	* config/mep/mep.cpu: New file.
17997	* config/mep/mep.h: New file.
17998	* config/mep/mep.md: New file.
17999	* config/mep/mep.opt: New file.
18000	* config/mep/predicates.md: New file.
18001	* config/mep/t-mep: New file.
18002
180032009-06-23  Ian Lance Taylor  <iant@google.com>
18004
18005	* configure.ac: Invoke AC_PROG_CXX.  Separate C specific warnings
18006	from loose_warn into c_loose_warn and from strict_warn into
18007	c_strict_warn.  Set and substitute warn_cxxflags.  Check for
18008	--enable-build-with-cxx.  Set and substitute
18009	ENABLE_BUILD_WITH_CXX.  Set and substitute HOST_LIBS.
18010	* Makefile.in (CXXFLAGS): New variable.
18011	(C_LOOSE_WARN, C_STRICT_WARN): New variables.
18012	(GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN).  Add $(C_STRICT_WARN) if
18013	the default is the same as $(STRICT_WARN).
18014	(GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
18015	(CXX): New variable.
18016	(COMPILER): New value if ENABLE_BUILD_WITH_CXX.
18017	(COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
18018	(ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
18019	(HOST_LIBS): New variable.
18020	(GCC_CFLAGS): Add $(C_LOOSE_WARN).
18021	(ALL_CXXFLAGS): New variable.
18022	(LIBS, BACKENDLIBS): Add $(HOST_LIBS).
18023	* doc/install.texi (Configuration): Document
18024	--enable-build-with-cxx, --with-stage1-ldflags,
18025	--with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
18026	* configure: Rebuild.
18027
180282009-06-24  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
18029
18030	* config/arm/arm.c (arm_override_options): Fix braces and formatting
18031	from previous commit.
18032
180332009-06-23  Ian Lance Taylor  <iant@google.com>
18034
18035	* Makefile.in ($(out_object_file)): Depend upon $(DF_H).
18036
180372009-06-23  Ian Lance Taylor  <iant@google.com>
18038
18039	* reload.c (alternative_allows_const_pool_ref): Mark mem parameter
18040	with ATTRIBUTE_UNUSED.
18041
180422009-06-23  Michael Meissner  <meissner@linux.vnet.ibm.com>
18043	    Pat Haugen  <pthaugen@us.ibm.com>
18044	    Revital Eres  <eres@il.ibm.com>
18045
18046	* config.in (HAVE_AS_POPCNTD): Add default definition.
18047	(HAVE_AS_LWSYNC): Ditto.
18048
18049	* configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
18050	release number.
18051	(gcc_cv_as_powerpc_cmpb): Ditto.
18052	(gcc_cv_as_powerpc_dfp): Ditto.
18053	(gcc_cv_as_powerpc_vsx): Ditto.
18054	(gcc_cv_as_powerpc_popcntd): Add feature test for assembler
18055	supporting the popcntd/lwsync instructions.
18056	(gcc_cv_as_powerpc_lwsync): Ditto.
18057	* configure: Regenerate.
18058
18059	* config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
18060	-mcpu=native and -mcpu=power7.
18061	* config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
18062
18063	* config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
18064	a variable instead of a mask to reduce the number of mask bits.
18065	* config/rs6000/sysv4.opt (-mbit-align): Ditto.
18066	(-mbit-word): Ditto.
18067	(-mregnames): Ditto.
18068	* config/rs6000/rs6000.opt (-mupdate): Ditto.
18069	(-mfused-madd): Ditto.
18070
18071	* config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
18072	2.06 instructions.
18073	(-mvsx): New switch for VSX instructions.
18074	(-misel): Move from a variable to a mask to allow it to be set by
18075	-mcpu=.
18076
18077	* config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
18078	function declaration to an array declaration.
18079	(rs6000_hard_regno_nregs): New external array declaration.
18080
18081	* config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
18082	files included by rs6000.md.
18083
18084	* config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
18085	SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
18086
18087	* config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
18088	a target mask.
18089	(rs6000_debug_reg): New -mdebug= variables.
18090	(rs6000_debug_addr): Ditto.
18091	(rs6000_debug_cost): Ditto.
18092	(rs6000_pmode): New variable to hold Pmode.
18093	(rs6000_pointer_size): New variable to hold POINTER_SIZE.
18094	(rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
18095	calculated at compiler start.
18096	(rs6000_hard_regno_nregs): Change function to an array which holds
18097	HARD_REGNO_NREGS calculated at compiler start.
18098	(rs6000_explicit_options): Delete isel field.
18099	(rs6000_vector_unit): New array to hold which vector unit
18100	supports arithmetic options for a given type.
18101	(rs6000_vector_mem): New array to hold which vector unit supports
18102	memory reference operations for a given type.
18103	(rs6000_vector_align): New array to given the alignment of each
18104	vector type.
18105	(power7_cost): New basic costs for power7.
18106	(SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
18107	(rs6000_hard_regno_nregs_internal): New function, moved from
18108	HARD_REGNO_NREGS, to calculate the number of registers each hard
18109	register takes for each type.
18110	(rs6000_debug_reg_print): New function for -mdebug=reg support.
18111	(rs6000_debug_vector_unit): New array, map rs6000_vector to string.
18112	(+rs6000_init_hard_regno_mode_ok): New function, move calculation
18113	of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
18114	unit information here so it is calculated once at compiler startup
18115	time.
18116	(rs6000_override_options): Make -misel a target mask.  Add more
18117	power7 target masks.  Setup Pmode and POINTER_SIZE.  Add initial
18118	VSX support.  Add support for -mdebug=reg, -mdebug=addr, and
18119	-mdebug=cost.
18120	(POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
18121	(rs6000_handle_option): Move -misel from variable to target mask.
18122	(rs6000_builtin_mask_for_load): Add VSX support.
18123	(rs6000_conditional_register_usage): Ditto.
18124	(USE_ALTIVEC_FOR_ARG_P): Ditto.
18125	(function_arg_boundary): Ditto.
18126	(rs6000_expand_builtin): Ditto.
18127	(def_builtin): Make abort message a little friendlier.
18128	(rs6000_emit_int_cmove): Add support for 64-bit isel.
18129
18130	* config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
18131	assembler support the popcntd instruction instead of a vsx
18132	instruction to enable power7 support.
18133	(ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
18134	(EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
18135	option to the assembler if -mcpu=native.
18136	(ASM_CPU_NATIVE_SPEC): Ditto.
18137	(TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
18138	ISA 2.06 features.
18139	(TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
18140	the lwsync instruction.
18141	(enum processor_type): Add PROCESSOR_POWER7.
18142	(rs6000_debug_reg): New -mdebug= options.
18143	(rs6000_debug_addr): Ditto.
18144	(rs6000_debug_cost): Ditto.
18145	(rs6000_isel): Delete.
18146	(enum rs6000_vector): New enum to say what vector unit we have.
18147	(VECTOR_UNIT_*): New macros to say which vector unit has
18148	arithmetic operations for a given type.
18149	(VECTOR_MEM_*): New macros to say which vector unit has memory
18150	operations for a given type.
18151	(TARGET_LDBRX): Whether the machine supports the ldbrx
18152	instruction.
18153	(TARGET_ISEL): Delete, -misel moved to be a mask.
18154	(TARGET_ISEL64): New macro for 64-bit isel support.
18155	(UNITS_PER_VSX_WORD): New macro.
18156	(POINTER_SIZE): Move to be an external variable, rather than
18157	calculating whether we are generating 32 ot 64-bit code.
18158	(Pmode): Ditto.
18159	(STACK_BOUNDARY): Add VSX support.
18160	(LOCAL_ALIGNMENT): Ditto.
18161	(SLOW_UNALIGNED_ACCESS): Ditto.
18162	(VSX_REGNO_P): New macro for VSX support.
18163	(VFLOAT_REGNO_P): Ditto.
18164	(VINT_REGNO_P): Ditto.
18165	(VLOGICAL_REGNO_P): Ditto.
18166	(VSX_VECTOR_MODE): Ditto.
18167	(VSX_SCALAR_MODE): Ditto.
18168	(VSX_MODE): Ditto.
18169	(VSX_MOVE_MODE): Ditto.
18170	(VSX_REG_CLASS_P): Ditto.
18171	(HARD_REGNO_NREGS): Instead of calling a function, use an array
18172	lookup.
18173	(UNITS_PER_SIMD_WORD): Add VSX support.
18174	(MODES_TIEABLE_P): Ditto.
18175	(STARTING_FRAME_OFFSET): Ditto.
18176	(STACK_DYNAMIC_OFFSET): Ditto.
18177	(EPILOGUE_USES): Ditto.
18178	(REGNO_REG_CLASS): Move to array lookup.
18179	(CLASS_MAX_NREGS): Ditto.
18180	(rs6000_vector_reg_class): Add declaration.
18181	(ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
18182	overlap with the floating point and Altivec registers.
18183
18184	* config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
18185
18186	* config/rs6000/driver-rs6000.c (asm_names): New static array to
18187	give the appropriate asm switches if -mcpu=native.
18188	(host_detect_local_cpu): Add support for "asm".
18189	(host_detect_local_cpu): Follow GNU code guidelines for name.
18190
18191	* config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
18192	-mbit-word to a variable instead of being a target mask.
18193
18194	* config/rs6000/sync.md (lwsync): If the assembler supports it,
18195	emit the lwsync instruction instead of emitting the instruction as
18196	an integer constant.
18197
18198	* config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
18199	fixuns_trundfsi2, move expander into rs6000.md.
18200
18201	* config/rs6000/rs6000.md (cpu): Add power7.
18202	(sel, *ptrsize): New mode attributes for 32/64-bit isel.
18203	(logical predicate patterns): Change the single instruction
18204	primitives that set CR0 to be fast_compare instead of compare.
18205	(norsi*): Ditto.
18206	(popcntwsi2): Add support for ISA 2.06 popcount instructions.
18207	(popcntddi2): Ditto.
18208	(popcount<mode>): Ditto.
18209	(floating multiply/add insns): Name the floating point
18210	multiply/add insns.
18211	(isel_signed_<mode>): Add support for -misel on 64-bit systems.
18212	(isel_unsigned_<mode>): Ditto.
18213	(fixuns_trundfsi2): Move expander here from spe.md.
18214	(smindi3): Define if we have -misel on 64-bit systems.
18215	(smaxdi3): Ditto.
18216	(umindi3): Ditto.
18217	(umaxdi3): Ditto.
18218
182192009-06-23  Anatoly Sokolov  <aesok@post.ru>
18220
18221	* config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
18222	extra_objs.
18223	* config/avr/avr.c (avr_current_device): New variable.
18224	(avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
18225	(avr_arch, mcu_type_s): Move to avr.h.
18226	* config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
18227	default_data_section_start fields.
18228	(avr_arch): Moved from avr.c.
18229	(mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
18230	library_name fields.
18231	(avr_current_device, avr_mcu_types, avr_arch_types,
18232	avr_device_to_arch, avr_device_to_data_start,
18233	avr_device_to_startfiles, avr_device_to_devicelib): Declare.
18234	(EXTRA_SPEC_FUNCTIONS): Define.
18235	(LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
18236	options mapping. Use device_to_arch and device_to_data_start insted.
18237	(STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
18238	(CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
18239	* config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
18240	* config/avr/driver-avr.c: New file.
18241	* config/avr/avr-devices.c: New file.
18242
182432009-06-23  Jakub Jelinek  <jakub@redhat.com>
18244
18245	* var-tracking.c (unshare_variable): Force initialized to
18246	be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
18247	(set_variable_part): Likewise.
18248	(struct variable_union_info): Remove pos_src field.
18249	(vui_vec, vui_allocated): New variables.
18250	(variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
18251	unconditionally.  Avoid XCVECNEW/free for every sorting, for dst_l
18252	== 1 use a simpler sorting algorithm.  Compute pos field right
18253	away, don't fill in pos_src.  For dst_l == 2 avoid qsort.
18254	Avoid quadratic comparison if !flag_var_tracking_uninit.
18255	(variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
18256	unshare_variable unconditionally.
18257	(dataflow_set_different_2): Removed.
18258	(dataflow_set_different): Don't traverse second hash table.
18259	(compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
18260	unconditionally to var_reg_set or var_mem_set.
18261	(emit_notes_in_bb): Likewise.
18262	(delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
18263	unshare_variable.
18264	(emit_note_insn_var_location): Don't set initialized to
18265	VAR_INIT_STATUS_INITIALIZED early.
18266	(vt_finalize): Free vui_vec if needed, clear vui_vec and
18267	vui_allocated.
18268	* rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
18269
18270	* tree-object-size.c (addr_object_size): Instead of checking
18271	for non-NULL TREE_CHAIN of the FIELD_DECL check that there
18272	are no FIELD_DECLs following it.
18273
182742009-06-23  Andreas Krebbel  <krebbel1@de.ibm.com>
18275
18276	* tree-ssa-math-opts.c (find_bswap): Increase the search depth in
18277	order to match bswaps with signed source operands.
18278
182792009-06-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
18280
18281	* sdbout.c (sdbout_one_type): Fix braces in switch.
18282
182832009-06-23  Richard Guenther  <rguenther@suse.de>
18284
18285	* tree-ssa-structalias.c (struct variable_info): Add is_global_var
18286	member.
18287	(var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
18288	readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
18289	var_callused, callused_tree, var_storedanything, storedanything_tree,
18290	var_integer, integer_tree): Remove global variables.
18291	(new_var_info): Do not pass new id, append the new var to the
18292	global variable vector.
18293	(do_ds_constraint): Use is_global_var member of the variable-info.
18294	(new_scalar_tmp_constraint_exp): Adjust.
18295	(create_function_info_for): Likewise.
18296	(create_variable_info_for): Likewise.
18297	(find_what_var_points_to): Remove dead code.
18298	(init_base_vars): Simplify.
18299	(compute_points_to_sets): Adjust.
18300
183012009-06-22  Adam Nemet  <anemet@caviumnetworks.com>
18302
18303	* combine.c (try_combine): Dump information about the insns we're
18304	combining.
18305
183062009-06-22  Adam Nemet  <anemet@caviumnetworks.com>
18307
18308	* combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
18309	check when calling force_to_mode on TRUNCATE's operand.
18310
183112009-06-22  Ian Lance Taylor  <iant@google.com>
18312
18313	* config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
18314
183152009-06-22  Steven Bosscher  <steven@gcc.gnu.org>
18316
18317	* config/arm/arm.md (prologue_use): Set length of fake insn to 0.
18318
183192009-06-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
18320
18321	* doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
18322	override library linkage flags such as -static-libgcc or
18323	-shared-libgcc.
18324
183252009-06-22  Maxim Kuvyrkov  <maxim@codesourcery.com>
18326
18327	* config/m68k/m68k-devices.def: Add line for MCF5221x.
18328
183292009-06-22  Ian Lance Taylor  <iant@google.com>
18330
18331	* config/linux.opt: Put mglibc ahead of muclibc.
18332
18333	* c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
18334	for duplicate decls.
18335
183362009-06-22  Matthias Klose  <doko@ubuntu.com>
18337
18338	* Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
18339
183402009-06-22  Steven Bosscher  <steven@gcc.gnu.org>
18341
18342	PR objc/28050
18343	* c-parser.c (c_parser_objc_message_args): Return error_mark_node
18344	instead of NULL if a parser error occurs.
18345
183462009-06-22  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
18347
18348	* dwarf2out.c (dwarf2_debug_hooks): Initialize
18349	non-DWARF2_DEBUGGING_INFO version.
18350
183512009-06-22  Kai Tietz  <kai.tietz@onevision.com>
18352
18353	* config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
18354	i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
18355
18356	* config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
18357	(LIBGCC2_TF_CEXT): Define.
18358	(TF_SIZE): Define.
18359
183602009-06-22  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
18361
18362	PR target/40463
18363	* config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
18364
183652009-06-22  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
18366
18367	* config/arm/arm.c (arm_override_options): Disable
18368	-mcaller-super-interworking and -mcallee-super-interworking.
18369	* doc/invoke.texi (ARM Options): Document this.
18370
183712009-06-22  Nathan Sidwell  <nathan@codesourcery.com>
18372
18373	* config/arm/arm.c (arm_print_operand): Deal with HIGH.
18374	* config/arm/constraints.md (j): New constraint for movw operands.
18375	(N): Remove thumb2 meaning.
18376	* config/arm/arm.md (*arm_movw): Delete.
18377	(*arm_movsi_insn): Use j constraint for movw instead of N constraint.
18378	* config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
18379	* config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
18380
183812009-06-22  Martin Jambor  <mjambor@suse.cz>
18382
18383	PR tree-optimization/40492
18384	* tree-sra.c (sra_modify_assign): Pass zero offsets to
18385	build_ref_for_offset.
18386
183872009-06-22  Shujing Zhao  <pearly.zhao@oracle.com>
18388
18389	* alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
18390	JUMP_TABLE_DATA_P predicates where applicable.
18391	* auto-inc-dec.c: Ditto.
18392	* builtins.c: Ditto.
18393	* caller-save.c: Ditto.
18394	* calls.c: Ditto.
18395	* cfgcleanup.c: Ditto.
18396	* cfglayout.c: Ditto.
18397	* cfgrtl.c: Ditto.
18398	* combine.c: Ditto.
18399	* combine-stack-adj.c: Ditto.
18400	* cse.c: Ditto.
18401	* cselib.c: Ditto.
18402	* dbxout.c: Ditto.
18403	* df-scan.c: Ditto.
18404	* dse.c: Ditto.
18405	* dwarf2asm.c: Ditto.
18406	* dwarf2out.c: Ditto.
18407	* emit-rtl.c: Ditto.
18408	* except.c: Ditto.
18409	* explow.c: Ditto.
18410	* expmed.c: Ditto.
18411	* expr.c: Ditto.
18412	* final.c: Ditto.
18413	* function.c: Ditto.
18414	* fwprop.c: Ditto.
18415	* gcse.c: Ditto.
18416	* genpreds.c: Ditto.
18417	* genrecog.c: Ditto.
18418	* ifcvt.c: Ditto.
18419	* ira-costs.c: Ditto.
18420	* ira-lives.c: Ditto.
18421	* jump.c: Ditto.
18422	* loop-iv.c: Ditto.
18423	* lower-subreg.c: Ditto.
18424	* modulo-sched.c: Ditto.
18425	* optabs.c: Ditto.
18426	* postreload.c: Ditto.
18427	* print-rtl.c: Ditto.
18428	* recog.c: Ditto.
18429	* reginfo.c: Ditto.
18430	* regmove.c: Ditto.
18431	* reload1.c: Ditto.
18432	* reload.c: Ditto.
18433	* reorg.c: Ditto.
18434	* rtlanal.c: Ditto.
18435	* rtl.c: Ditto.
18436	* sched-vis.c: Ditto.
18437	* sdbout.c: Ditto.
18438	* sel-sched-ir.c: Ditto.
18439	* simplify-rtx.c: Ditto.
18440	* targhooks.c: Ditto.
18441	* var-tracking.c: Ditto.
18442	* vmsdbgout.c: Ditto.
18443
184442009-06-22  Matthias Klose  <doko@ubuntu.com>
18445
18446	* Makefile.in (install-plugin): Always use DESTDIR.
18447
184482009-06-22  Olivier Hainque  <hainque@adacore.com>
18449
18450	* config/pa/pa.c (output_call): Don't optimize post call jumps
18451	into return address adjustments if the call may throw.
18452
184532009-06-21  Richard Earnshaw  <rearnsha@arm.com>
18454
18455	* arm.c (thumb1_output_casesi): New function.
18456	* arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
18457	optimizing for size or PIC.
18458	(CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
18459	* arm.md (UNSPEC_THUMB1_CASESI): New constant.
18460	(casesi): Handle Thumb-1 when optimizing for size or PIC.
18461	(thumb1_casesi_internal_pic): New expand rule.
18462	(thumb1_casesi_dispatch): New pattern.
18463	* aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
18464	thumb-1 mode.
18465	* coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
18466	in the text seciton when PIC or optimizing for size.
18467	* elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
18468	* lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
18469	preservation properties of code.
18470	(__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
18471	(__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
18472	(__gnu_thumb1_case_si): New function.
18473	* t-arm (LIB1ASMSRC): Define here.
18474	(LIB1ASMFUNCS): Add some common functions.
18475	* t-arm-elf (LIB1ASMSRC): Delete.
18476	(LIB1ASMFUNCS): Append to existing set.
18477	* t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18478	* t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18479	* t-symbian (LIB1ASMFUNCS): Likewise.
18480	* t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18481	* t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18482
184832009-06-21  Richard Guenther  <rguenther@suse.de>
18484
18485	PR tree-optimization/38729
18486	* tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
18487	to loops with a single exit if -fno-expensive-optimizations.
18488
184892009-06-21  Jakub Jelinek  <jakub@redhat.com>
18490
18491	* var-tracking.c (struct shared_hash_def, shared_hash): New types.
18492	(dataflow_set): Change vars type from htab_t to shared_hash.
18493	(shared_hash_pool, empty_shared_hash): New variables.
18494	(vars_clear): Removed.
18495	(shared_hash_shared, shared_hash_htab, shared_hash_copy,
18496	shared_hash_find_slot_unshare, shared_hash_find_slot,
18497	shared_hash_find_slot_noinsert, shared_hash_find): New
18498	static inlines.
18499	(shared_hash_unshare, shared_hash_destroy): New functions.
18500	(unshare_variable): Unshare set->vars if shared, use
18501	shared_hash_htab.
18502	(vars_copy): Use htab_traverse_noresize instead of htab_traverse.
18503	(get_init_value, find_src_set_src, dump_dataflow_set,
18504	clobber_variable_part, emit_notes_for_differences): Use
18505	shared_hash_htab.
18506	(dataflow_set_init): Remove second argument, set vars to
18507	empty_shared_hash instead of creating a new htab.
18508	(dataflow_set_clear): Call shared_hash_destroy and set vars
18509	to empty_shared_hash instead of calling vars_clear.
18510	(dataflow_set_copy): Don't call vars_copy, instead just share
18511	the src htab with dst.
18512	(variable_union): Use shared_hash_*, use initially NO_INSERT
18513	lookup if set->vars is shared.  Don't keep slot cleared before
18514	calling unshare_variable.  Unshare set->vars if needed.
18515	Even ->refcount == 1 vars must be unshared if set->vars is shared
18516	and var needs to be modified.
18517	(variable_canonicalize): New function.
18518	(dataflow_set_union): If dst->vars is empty, just share src->vars
18519	with dst->vars and traverse with variable_canonicalize to canonicalize
18520	and unshare what is needed.
18521	(dataflow_set_different): If old_set and new_set use the same shared
18522	htab, they aren't different.  If number of htab elements is different,
18523	htabs are different.  Use shared_hash_*.
18524	(dataflow_set_destroy): Call shared_hash_destroy instead of
18525	htab_delete.
18526	(compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
18527	second argument to dataflow_set_init.
18528	(vt_initialize): Likewise.  Initialize shared_hash_pool and
18529	empty_shared_hash, move bb in/out initialization afterwards.
18530	Use variable_htab_free instead of NULL as changed_variables del hook.
18531	(variable_was_changed): Change type of second argument to pointer to
18532	dataflow_set.  When inserting var into changed_variables, bump
18533	refcount.  Unshare set->vars if set is shared htab and slot needs to
18534	be cleared.
18535	(set_variable_part): Use shared_hash_*, use initially NO_INSERT
18536	lookup if set->vars is shared.  Unshare set->vars if needed.
18537	Even ->refcount == 1 vars must be unshared if set->vars is shared
18538	and var needs to be modified.  Adjust variable_was_changed caller.
18539	(delete_variable_part): Use shared_hash_*.  Even ->refcount == 1
18540	vars must be unshared if set->vars is shared and var needs to be
18541	modified.  Adjust variable_was_changed caller.
18542	(emit_note_insn_var_location): Don't pool_free var.
18543	(emit_notes_for_differences_1): Initialize empty_var->refcount to 0
18544	instead of 1.
18545	(vt_finalize): Call htab_delete on empty_shared_hash->htab and
18546	free_alloc_pool on shared_hash_pool.
18547
185482009-06-20  Anthony Green  <green@moxielogic.com>
18549
18550	* config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
18551	* config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
18552
185532009-06-20  Richard Guenther  <rguenther@suse.de>
18554
18555	* tree-ssa-structalias.c (find_func_aliases): For memset use
18556	a constraint from NULL if we memset to zero.
18557	* tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
18558	we explicitly handle that do not read from memory.
18559	(call_may_clobber_ref_p_1): Properly handle builtins that may
18560	set errno.
18561
185622009-06-20  Richard Guenther  <rguenther@suse.de>
18563
18564	PR tree-optimization/40495
18565	* tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
18566	(new_scalar_tmp_constraint_exp): New function.
18567	(process_constraint): Do not create temporary decls.
18568	(process_all_all_constraints): Likewise.
18569	(handle_const_call): Likewise.
18570	(create_function_info_for): Do not set decl.
18571
185722009-06-19  Ian Lance Taylor  <iant@google.com>
18573
18574	* config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
18575	(rs6000_attribute_table): Make static; move before use.
18576
185772009-06-19  Eric Botcazou  <ebotcazou@adacore.com>
18578
18579	* tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
18580	<tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
18581	Propagate the TREE_READONLY flag without overwriting it.
18582	(substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
18583	Propagate the TREE_READONLY flag onto the result.
18584	(process_call_operands): Move around.  Use correct constant value.
18585
185862009-06-19  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
18587
18588	PR target/40482
18589	* config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
18590	* config/arm/arm.md: Likewise.
18591
185922009-06-19  Ian Lance Taylor  <iant@google.com>
18593
18594	* tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
18595	to GIMPLE_ERROR_MARK.
18596
18597	* c-typeck.c (build_conditional_expr): Add op1_original_type and
18598	op2_original_type parameters.  Warn about using different enum types.
18599	* c-parser.c (c_parser_conditional_expression): Pass original
18600	types to build_conditional_expr.
18601	* c-tree.h (build_conditional_expr): Update declaration.
18602
186032009-06-19  Ian Lance Taylor  <iant@google.com>
18604
18605	* config/i386/i386.c (ix86_function_specific_save): Test that
18606	fields match values, rather than testing the values are in a
18607	certain range.
18608
186092009-06-19  Richard Guenther  <rguenther@suse.de>
18610
18611	* tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
18612	ADDR_EXPR pointers.
18613	(ptr_derefs_may_alias_p): Likewise.
18614	(ptr_deref_may_alias_ref_p_1): New function.
18615	(ptr_deref_may_alias_ref_p): Likewise.
18616	(ref_maybe_used_by_call_p_1): Handle builtins that are not
18617	covered by looking at the ESCAPED solution.
18618	(call_may_clobber_ref_p_1): Likewise.
18619	* tree-ssa-structalias.c (get_constraint_for_ptr_offset):
18620	Handle NULL_TREE offset.  Do not produce redundant constraints.
18621	(process_all_all_constraints): New helper function.
18622	(do_structure_copy): Use it.
18623	(handle_lhs_call): Likewise.
18624	(find_func_aliases): Handle some builtins with pointer arguments
18625	and/or return values explicitly.
18626
186272009-06-19  Ian Lance Taylor  <iant@google.com>
18628
18629	* varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
18630
186312009-06-19  Ian Lance Taylor  <iant@google.com>
18632
18633	* rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
18634
186352009-06-19  Ian Lance Taylor  <iant@google.com>
18636
18637	* ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
18638	* sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
18639	version.
18640
18641	* c-decl.c (finish_decl): If -Wc++-compat, warn about
18642	uninitialized const.
18643
186442009-06-19  Ian Lance Taylor  <iant@google.com>
18645
18646	* dse.c (struct store_info): Rename bitmap field to bmap.  Change
18647	all uses.
18648
18649	* c-decl.c (in_struct, struct_types): Remove.
18650	(struct c_binding): Add in_struct field.
18651	(c_binding_ptr): Define type, along with VEC.
18652	(struct c_struct_parse_info): Define.
18653	(struct_parse_info): New static variable.
18654	(bind): Initialize in_struct field.
18655	(start_struct): Remove enclosing_in_struct and
18656	enclosing_struct_types parameters.  Add
18657	enclosing_struct_parse_info parameter.  Change all callers.  Set
18658	struct_parse_info rather than in_struct and struct_types.
18659	(grokfield): If -Wc++-compat and there is a symbol binding for the
18660	field name, set the in_struct flag and push it on the
18661	struct_parse_info->fields vector.
18662	(warn_cxx_compat_finish_struct): New static function.
18663	(finish_struct): Remove enclosing_in_struct and
18664	enclosing_struct_types parameters.  Add
18665	enclosing_struct_parse_info parameter.  Change all callers.  Don't
18666	set C_TYPE_DEFINED_IN_STRUCT here.  Call
18667	warn_cxx_compat_finish_struct.  Free struct_parse_info and set to
18668	parameter.  Only push on struct_types if warn_cxx_compat.
18669	(finish_enum): Only push on struct_types if warn_cxx_compat.
18670	(declspecs_add_type): Add loc parameter.  Change all callers.
18671	Change all error calls to error_at.  Pass loc, not input_location,
18672	to pedwarn calls.  Warn if -Wc++-compat and a typedef name is
18673	defined in a struct.  If -Wc++-compat and parsing a struct, record
18674	that a typedef name was used.
18675	* c-parser.c (c_parser_declspecs): Get location to pass to
18676	declspecs_add_type.
18677	(c_parser_struct_or_union_specifier): Update calls to start_struct
18678	and finish_struct.
18679	* c-tree.h (struct c_struct_parse_info): Declare.
18680	(finish_struct, start_struct): Update declarations.
18681	(declspecs_add_type): Update declaration.
18682
186832009-06-19  Ian Lance Taylor  <iant@google.com>
18684
18685	* c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
18686	variable with an anonymous type.
18687
186882009-06-19  Uros Bizjak  <ubizjak@gmail.com>
18689
18690	* see.c: Remove for real.
18691
186922009-06-19  Uros Bizjak  <ubizjak@gmail.com>
18693
18694	* optabs.h (enum optab_index): Add new OTI_significand.
18695	(significand_optab): Define corresponding macro.
18696	* optabs.c (init_optabs): Initialize significand_optab.
18697	* genopinit.c (optabs): Implement significand_optab using
18698	significand?f2 patterns.
18699	* builtins.c (expand_builtin_mathfn): Handle
18700	BUILT_IN_SIGNIFICAND{,F,L}.
18701	(expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
18702	expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
18703
18704	* config/i386/i386.md (significandxf2, significand<mode>2): New
18705	expanders to implement significandf, significand and significandl
18706	built-ins as inline x87 intrinsics.
18707
187082009-06-18  Anatoly Sokolov  <aesok@post.ru>
18709
18710	* config/avr/avr.c (avr_override_options): Remove setting value of
18711	PARAM_INLINE_CALL_COST.
18712
187132009-06-18  Richard Henderson  <rth@redhat.com>
18714
18715	PR 40488
18716	* tree-pass.h (TDF_ASMNAME): New.
18717	* tree-dump.c (dump_options): Add asmname.
18718	* doc/invoke.texi: Document it.
18719
18720	* tree-pretty-print.c (maybe_dump_asm_name): Merge into...
18721	(dump_decl_name): ...here.
18722	(dump_function_name): New flags arg; mind TDF_ASMNAME.
18723	(dump_generic_node): Update dump_function_name calls.
18724	(print_call_name): New flags arg; update all dump calls.
18725	* diagnostic.h (print_call_name): Update.
18726	* gimple-pretty-print.c (dump_gimple_call): Update.
18727
187282009-06-18  H.J. Lu  <hongjiu.lu@intel.com>
18729
18730	PR target/40470
18731	* config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
18732
187332009-06-18  Diego Novillo  <dnovillo@google.com>
18734
18735	* doc/plugins.texi: Document plugin_is_GPL_compatible.
18736	* plugin.c (str_license): Declare.
18737	(try_init_one_plugin): Assert that the symbol
18738	'plugin_is_GPL_compatible' exists.
18739
187402009-06-18  Sergei Dyshel  <sergeid@il.ibm.com>
18741
18742	* see.c: Remove.
18743	* Makefile.in (OBJS-common): Remove see.o.
18744	(see.o): Remove.
18745	* common.opt (fsee): Mark as preserved for backward compatibility.
18746	* opts.c (common_handle_option): Add OPT_fsee to the backward
18747	compatibility section.
18748	* passes.c (init_optimization_passes, pass_see): Remove pass.
18749	* timevar.def (TV_SEE): Remove.
18750	* tree-pass.h (pass_see): Remove declaration.
18751	* doc/invoke.texi (-fsee): Remove documentation.
18752
187532009-06-18  Martin Jambor  <mjambor@suse.cz>
18754
18755	* tree-sra.c: Include statistics.h
18756	(sra_stats): New variable.
18757	(sra_initialize): Clear sra_stats.
18758	(create_access_replacement): Increment sra_stats.replacements.
18759	(get_access_replacement): Do not return twice.
18760	(analyze_all_variable_accesses): Increment statistics counter by the
18761	number of scalarized aggregates.
18762	(generate_subtree_copies): Increment sra_stats.subtree_copies.
18763	(sra_modify_expr): Increment sra_stats.exprs.
18764	(load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
18765	(sra_modify_assign): Increment sra_stats.exprs,
18766	sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
18767	(perform_intra_sra): Update statistics counters.
18768	* Makefile.in (tree-sra.o): Add statistics.h to dependencies.
18769
187702009-06-18  Sandra Loosemore  <sandra@codesourcery.com>
18771
18772	* config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
18773	(arm_scalar_mode_supported_p): New function.
18774
187752009-06-18  Paul Brook  <paul@codesourcery.com>
18776	    Sandra Loosemore  <sandra@codesourcery.com>
18777
18778	* config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
18779	(__extendhfsf2, __truncsfhf2): Define.
18780	* config/arm/fp16.c: New file.
18781	* config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
18782	* config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA):  Add fp16.c.
18783
187842009-06-18  Sandra Loosemore  <sandra@codesourcery.com>
18785
18786	* doc/extend.texi (Half-Precision): New section.
18787	* doc/invoke.texi (Option Summary): List -mfp16-format.
18788	(ARM Options): List neon-fp16 as -mfpu value.  Document -mfp16-format.
18789	* config/arm/arm.opt (mfp16-format=): New.
18790	* config/arm/arm.c: Include intl.h.
18791	(TARGET_INVALID_PARAMETER_TYPE): Redefine.
18792	(TARGET_INVALID_RETURN_TYPE): Redefine.
18793	(TARGET_PROMOTED_TYPE): Redefine.
18794	(TARGET_CONVERT_TO_TYPE): Redefine.
18795	(arm_fp16_format): Define.
18796	(all_fpus): Add entry for neon-fp16.
18797	(fp_model_for_fpu): Likewise.
18798	(struct fp16_format): Declare.
18799	(all_fp16_formats): Define.
18800	(arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
18801	functions.
18802	(arm_override_options): Set arm_fp16_format. Call sorry for fp16
18803	and no ldrh.
18804	(arm_legitimate_index_p): Treat HFmode like HImode.
18805	(thumb1_legitimate_address_p): Make it recognize HFmode constants.
18806	(coproc_secondary_reload_class): Special-case HFmode.
18807	(arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
18808	(arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
18809	(arm_init_fp16_builtins): New.
18810	(arm_init_builtins): Call it.
18811	(arm_invalid_parameter_type): New.
18812	(arm_invalid_return_type): New.
18813	(arm_promoted_type): New.
18814	(arm_convert_to_type).
18815	(arm_file_start): Deal with neon-fp16 as fpu_name.  Emit tag for fp16
18816	format.
18817	(arm_emit_fp16_const): New function.
18818	(arm_mangle_type): Mangle __fp16 as "Dh".
18819	* config/arm/arm.h (TARGET_VFPD32): Make it know about
18820	FPUTYPE_NEON_FP16.
18821	(TARGET_NEON_FP16): New.
18822	(TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
18823	(enum fputype): Add FPUTYPE_NEON_FP16.
18824	(enum arm_fp16_format_type): Declare.
18825	(arm_fp16_format): Declare.
18826	(LARGEST_EXPONENT_IS_NORMAL): Define.
18827	* config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
18828	* config/arm/arm-modes.def (HFmode): Define.
18829	* config/arm/vfp.md (*movhf_vfp): New.
18830	(extendhfsf2): New.
18831	(truncsfhf2): New.
18832	* config/arm/arm.md (fpu): Add neon_fp16.
18833	(floatsihf2, floatdihf2): New.
18834	(fix_trunchfsi2, fix_trunchfdi2): New.
18835	(truncdfhf2): New.
18836	(extendhfdf2): New.
18837	(movhf): New.
18838	(*arm32_movhf): New.
18839	(*thumb1_movhf): New.
18840	(consttable_2): Add check for HFmode constants.
18841	(consttable_4): Handle HFmode constants.
18842
188432009-06-18  Uros Bizjak  <ubizjak@gmail.com>
18844
18845	* convert.c (convert_to_integer): Convert (int)logb() into ilogb().
18846
188472009-06-17  Olivier Hainque  <hainque@adacore.com>
18848
18849	* collect2.c (main): Use CONST_CAST2 to perform char ** to
18850	const char ** conversion in AIX specific section.
18851
188522009-06-17  H.J. Lu  <hongjiu.lu@intel.com>
18853
18854	* config/i386/i386.c (ix86_special_builtin_type): Remove
18855	UINT64_FTYPE_PINT.  Add UINT64_FTYPE_PUNSIGNED.
18856	(bdesc_special_args): Updated.
18857	(ix86_init_mmx_sse_builtins): Likewise.
18858	(ix86_expand_special_args_builtin): Likewise.
18859
188602009-06-17  Richard Henderson  <rth@redhat.com>
18861
18862	* tree-pretty-print.c (maybe_dump_asm_name): New.
18863	(dump_decl_name): Use it.
18864	(PRINT_FUNCTION_NAME): Merge into...
18865	(dump_function_name): ... here.  Use maybe_dump_asm_name.
18866
188672009-06-17  Cary Coutant  <ccoutant@google.com>
18868
18869	* dbxout.c (dbxout_source_line): Add is_stmt parameter.
18870	Change caller.
18871	* debug.c (struct gcc_debug_hooks): Change placeholder for
18872	source_line hook.
18873	(debug_nothing_int_charstar_int): Replaced by...
18874	(debug_nothing_int_charstar_int_bool): ...this.
18875	* debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
18876	source_line prototype.
18877	(debug_nothing_int_charstar_int): Replaced by...
18878	(debug_nothing_int_charstar_int_bool): ...this.
18879	* defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
18880	* dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
18881	Output is_stmt operand when necessary.
18882	* final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
18883	(notice_source_line): Add is_stmt parameter.
18884	* sdbout.c (sdbout_source_line): Add is_stmt parameter.
18885	* vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
18886	Change callers.
18887	* xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
18888	* xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
18889
188902009-06-17  Ian Lance Taylor  <iant@google.com>
18891
18892	* expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
18893	Change all uses.
18894	(struct store_by_pieces_d): Rename from store_by_pieces.  Change
18895	call uses.
18896
188972009-06-17  Adam Nemet  <anemet@caviumnetworks.com>
18898
18899	* tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
18900	STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
18901	tree_strip_sign_nop_conversions and
18902	tree_ssa_strip_useless_type_conversions rather than stripping
18903	the operations here.
18904	(tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
18905	Declare them.
18906	* gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
18907	* tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
18908	* tree.c (tree_nop_conversion, tree_sign_nop_conversion,
18909	tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
18910	functions.
18911
189122009-06-17  Michael Eager  <eager@eagercon.com>
18913
18914	* config/rs6000/constraints.md (register_constraint "d"): New.
18915	* config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
18916	truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
18917	*movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
18918	*negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
18919	trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
18920	divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
18921	fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
18922	* config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
18923	__fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
18924	__fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
18925	__fctiwz): Same.
18926	* config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
18927	*fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
18928	*subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
18929	*fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
18930	*fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
18931	fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
18932	stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
18933	*movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
18934	*movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
18935	trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
18936	*fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
18937	*movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
18938	*cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
18939	* doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
18940
189412009-06-16  Ian Lance Taylor  <iant@google.com>
18942
18943	* profile.c (total_num_never_executed): Don't define.
18944	(compute_branch_probabilities): Don't count or print
18945	num_never_executed.
18946	(init_branch_prob): Don't set total_num_never_executed.
18947	(end_branch_prob): Don't print total_num_never_executed.
18948
189492009-06-17  David Daney  <ddaney@caviumnetworks.com>
18950
18951	* jump.c (cleanup_barriers): Handle case of no insns before a barrier.
18952
189532009-06-17  David Edelsohn  <edelsohn@gnu.org>
18954
18955	* config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
18956	(nabstd2_fpr): Same.
18957
189582009-06-17  Steve Ellcey  <sje@cup.hp.com>
18959
18960	* expr.c (expand_assignment): Change complex type check.
18961
189622009-06-17  Basile Starynkevitch  <basile@starynkevitch.net>
18963
18964	* doc/plugins.texi (Building GCC plugins): Added new section.
18965
189662009-06-17  Ian Lance Taylor  <iant@google.com>
18967
18968	* c-pch.c (get_ident): Don't set size of templ array.
18969	(pch_init): Don't set size of partial_pch array.
18970
18971	* c-typeck.c (digest_init): If -Wc++-compat, warn about using a
18972	string constant to intialize an array whose size is the length of
18973	the string.
18974
189752009-06-17  Richard Guenther  <rguenther@suse.de>
18976
18977	PR tree-optimization/40389
18978	* tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
18979	to addressable types.
18980	* gimple.c (walk_stmt_load_store_addr_ops): Likewise.
18981
189822009-06-17  Richard Guenther  <rguenther@suse.de>
18983
18984	PR middle-end/40460
18985	* tree-chrec.h (build_polynomial_chrec): If we cannot determine
18986	if there is no evolution of left in the loop bail out.
18987	* tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
18988	chrec_fold_multiply.
18989
189902009-06-16  J"orn Rennecke  <joern.rennecke@arc.com>
18991	    Janis Johnson  <janis187@us.ibm.com>
18992
18993	PR target/39254
18994	* config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
18995	for the symbol ref of a constant that is the source of a move
18996	- nor for any other not-obvious-label-ref constants.
18997
189982009-06-16  Olatunji Ruwase  <tjruwase@google.com>
18999
19000	* plugin.c (position_pass): Skip newly inserted pass during list
19001	traversal to avoid repeated insertion.
19002
190032009-06-16  Ian Lance Taylor  <iant@google.com>
19004
19005	* vec.h (VEC_stack_alloc): Define different version if
19006	GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
19007	(DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
19008	(DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
19009	(DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
19010
190112009-06-16  H.J. Lu  <hongjiu.lu@intel.com>
19012
19013	* config.gcc (extra_headers): Add ia32intrin.h for x86.
19014
19015	* config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
19016	IX86_BUILTIN_BSRDI.  IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
19017	IX86_BUILTIN_RDTSCP.  IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
19018	IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
19019	(ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
19020	UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
19021	INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
19022	(bdesc_special_args): Add __builtin_ia32_rdtsc and
19023	__builtin_ia32_rdtscp.
19024	(bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
19025	__builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
19026	and __builtin_ia32_rorhi.
19027	(ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
19028	UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
19029	INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
19030	(ix86_expand_args_builtin): Likewise.
19031	(ix86_expand_special_args_builtin): Likewise.
19032
19033	* config/i386/i386.md (UNSPECV_RDTSCP): New.
19034	(UNSPECV_RDTSC): Likewise.
19035	(UNSPECV_RDPMC): Likewise.
19036	(*bsr): Renamed to ...
19037	(bsr): This
19038	(*bsr_rex64): Renamed to ...
19039	(bsr_rex64): This.
19040	(rdpmc): New.
19041	(*rdpmc): Likewise.
19042	(*rdpmc_rex64): Likewise.
19043	(rdtsc): Likewise.
19044	(*rdtsc): Likewise.
19045	(*rdtsc_rex64): Likewise.
19046	(rdtscp): Likewise.
19047	(*rdtscp): Likewise.
19048	(*rdtscp_rex64): Likewise.
19049
19050	* config/i386/ia32intrin.h: New.
19051
19052	* config/i386/x86intrin.h: Include <ia32intrin.h>.
19053
190542009-06-16  Ian Lance Taylor  <iant@google.com>
19055
19056	* ira-build.c (copy_info_to_removed_store_destinations):
19057	Initialize parent_a.
19058
190592009-06-16  Ian Lance Taylor  <iant@google.com>
19060
19061	* c-decl.c (grokdeclarator): Change size_varies to bool.
19062
190632009-06-16  Ian Lance Taylor  <iant@google.com>
19064
19065	* sel-sched.c: Make forward declarations of move_op_hooks and
19066	fur_hooks explicitly extern.
19067
190682009-06-16  Ian Lance Taylor  <iant@google.com>
19069
19070	* df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
19071	* vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
19072
190732009-06-16  Ian Lance Taylor  <iant@google.com>
19074
19075	* resource.c (mark_referenced_resources): Change
19076	include_delayed_effects parameter to bool.  Change all callers.
19077	(mark_end_of_function_resources): Likewise.
19078	* reorg.c (insn_references_resource_p): Likewise.
19079	(insn_sets_resource_p): Likewise.
19080	* resource.h (mark_referenced_resources): Update declaration.
19081	(mark_end_of_function_resources): Update declaration.
19082
190832009-06-16  David Edelsohn  <edelsohn@gnu.org>
19084
19085	* config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
19086
190872009-06-16  David Edelsohn  <edelsohn@gnu.org>
19088
19089	* doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
19090	GCC can bootstrap on AIX with GNU Binutils 2.20.
19091
190922009-06-16  Ian Lance Taylor  <iant@google.com>
19093
19094	* Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
19095
190962009-06-16  Ian Lance Taylor  <iant@google.com>
19097
19098	* toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
19099	inline, not extern inline.
19100	(exact_log2): Likewise.
19101	* toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
19102	test CLZ_HWI.
19103	(exact_log2): Likewise, but don't test CTZ_HWI.
19104
191052009-06-16  Ian Lance Taylor  <iant@google.com>
19106
19107	* bitmap.c (bitmap_clear): Don't declare as inline.
19108	* gimple.c (gimplify_assign): Likewise.
19109	* tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
19110	* haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
19111	(sched_scan_info): Remove duplicate definition.
19112
191132009-06-16  Ian Lance Taylor  <iant@google.com>
19114
19115	* c-common.c (skip_evaluation): Don't define.
19116	(c_inhibit_evaluation_warnings): Define global variable.
19117	(overflow_warning): Check c_inhibit_evaluation_warnings rather
19118	than skip_evaluation.
19119	(convert_and_check, warn_for_div_by_zero): Likewise.
19120	* c-common.h (skip_evaluation): Don't declare.
19121	(c_inhibit_evaluation_warnings): Declare.
19122	* c-parser.c (c_parser_typeof_specifier): Set
19123	c_inhibit_evaluation_warnings rather than skip_evaluation.
19124	(c_parser_conditional_expression): Likewise.
19125	(c_parser_binary_expression): Likewise.
19126	(c_parser_sizeof_expression): Likewise.
19127	(c_parser_alignof_expression): Likewise.
19128	* c-typeck.c (build_indirect_ref): Check
19129	c_inhibit_evaluation_warnings rather than skip_evaluation.
19130	(build_conditional_expr, build_binary_op): Likewise.
19131
191322009-06-16  Richard Guenther  <rguenther@suse.de>
19133
19134	* tree-ssa-alias.c (is_escape_site): Remove.
19135	* tree-ssa-alias.h (enum escape_type): Remove.
19136	(is_escape_site): Likewise.
19137	* tree-ssa-structalias.c (find_func_aliases): Handle escapes
19138	via casts and asms without deferring to is_escape_site.
19139
191402009-06-16  Jakub Jelinek  <jakub@redhat.com>
19141
19142	PR middle-end/40446
19143	* expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
19144	use gen_lowpart if op0 has complex mode.
19145
191462009-06-16  Richard Guenther  <rguenther@suse.de>
19147
19148	* tree-ssa-structalias.c (do_ds_constraint): Stores in global
19149	variables add them to ESCAPED.
19150	(find_func_aliases): Do not make all indirectly stored values escaped.
19151
191522009-06-16  Rafael Avila de Espindola  <espindola@google.com>
19153
19154	* config/i386/winnt.c (i386_pe_encode_section_info): Update call to
19155	make_decl_one_only.
19156
191572009-06-16  Martin Jambor  <mjambor@suse.cz>
19158
19159	PR tree-optimization/40432
19160	* tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
19161	check whether we need to force gimple register operand.
19162
191632009-06-16  Martin Jambor  <mjambor@suse.cz>
19164
19165	PR tree-optimization/40413
19166	* tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
19167	build_ref_for_offset.
19168	(propagate_subacesses_accross_link): Fix a typo in a comment.
19169
191702009-06-16  Ira Rosen  <irar@il.ibm.com>
19171
19172	* tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
19173	with additional parameter.
19174	* tree-vectorizer.h (enum vect_def_type): Add new value
19175	vect_nested_cycle.
19176	(enum vect_relevant): Add comments.
19177	(vect_is_simple_reduction): Add new argument.
19178	* tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
19179	Detect nested cycles.
19180	(vect_is_simple_reduction): Update documentation, add an argument to
19181	distinguish inner-loop reduction from nested cycle, detect nested
19182	cycles, fix printings and indentation, don't swap operands in case
19183	of nested cycle.
19184	(get_initial_def_for_reduction): Handle subtraction.
19185	(vect_create_epilog_for_reduction): Add new argument to specify
19186	reduction variable.
19187	(vect_finalize_reduction): Handle subtraction, fix comments.
19188	(vectorizable_reduction): Handle nested cycles. In case of nested
19189	cycle keep track of the reduction variable position. Call
19190	vect_is_simple_reduction with additional parameter. Use original
19191	statement code in reduction epilogue for nested cycle. Call
19192	vect_create_epilog_for_reduction with additional parameter.
19193	* tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
19194	inner-loop vectorization.
19195	(vect_recog_widen_sum_pattern): Likewise.
19196	* tree-vect-stmts.c (process_use): Distinguish between nested cycles
19197	and reductions.
19198	(vect_mark_stmts_to_be_vectorized): Likewise.
19199	(vect_get_vec_def_for_operand): Handle nested cycles.
19200
192012009-06-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
19202
19203	* doc/invoke.texi (Debugging Options): Fix option index entries
19204	for -fdump-statistics, -frandom-seed add entries for
19205	-fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
19206	(FRV Options): Fix entries for -mTLS, -mtls.
19207	(HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
19208	(i386 and x86-64 Options): Fix entry for -mno-red-zone.
19209	(M68hc1x Options): Fix @itemx for -mnominmax.
19210	(MCore Options): Fix entry for -mno-lsim.
19211	(MMIX Options): Fix entry for -mabi=mmixware.
19212	(PDP-11 Options): Fix entry for -mbcopy-builtin.
19213
192142009-06-16  Basile Starynkevitch  <basile@starynkevitch.net>
19215
19216	* doc/plugins.texi (Interacting with the GCC Garbage Collector):
19217	Mention the plugin mode of gengtype.
19218	* doc/gty.texi (Source Files Containing Type Information): Likewise.
19219	* gengtype.c: Updated copyright.
19220	(plugin_files, nb_plugin_files) Added new static variables.
19221	(measure_input_list) Care about plugin_files.
19222	(write_rtx_next): Added early return in plugin mode.
19223	(create_file): Updated copyright year in generated file. Added
19224	asserts.
19225	(oprintf): Added early return if NULL outf.
19226	(get_output_file_with_visibility): Care of plugin_files.
19227	(get_output_file_name): May return null.
19228	(write_local): Added early return.
19229	(put_mangled_filename): Ditto.
19230	(finish_root_table): Added check for base_files.
19231	(write_roots): Care about null when plugins.
19232	(main): Added plugin mode.
19233
192342009-06-15  Ian Lance Taylor  <iant@google.com>
19235
19236	* df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
19237	* gcov.c (read_count_file): Add braces around variables declared
19238	before label.
19239
19240	* c.opt (Wjump-misses-init): New warning.
19241	* c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
19242	-Wall and -Wc++-compat if not already set.
19243	(c_common_post_options): Clear warn_jump_misses_init if it was not
19244	set.
19245	* c-decl.c (struct c_binding): Change type field to a union with
19246	new label field.  Make it the first field in the struct.  Update
19247	references to type to use u.type instead.
19248	(struct c_spot_bindings): Define.
19249	(struct c_goto_bindings): Define.
19250	(c_goto_bindings_p): Define, along with VECs.
19251	(struct c_label_vars): Define.
19252	(struct c_scope): Add has_label_bindings field.
19253	(bind_label, set_spot_bindings): New static functions.
19254	(decl_jump_unsafe, update_spot_bindings): New static functions.
19255	(update_label_decls): New static function.
19256	(pop_scope): Call update_label_decls.  Don't call c_end_vm_scope.
19257	Update binding u.label field to shadowed field.
19258	(c_binding_start_stmt_expr): New function.
19259	(c_binding_end_stmt_expr): New function.
19260	(pushdecl): Don't call c_begin_vm_scope.
19261	(make_label): Add defining and p_label_vars parameters.  Change
19262	all callers.
19263	(lookup_label): Correct test for whether a label has not yet been
19264	defined.  Call bind_label rather than bind.
19265	(warn_about_goto): New static function.
19266	(lookup_label_for_goto): New function.
19267	(declare_label): Call bind_label rather than bind.
19268	(check_earlier_gotos): New static function.
19269	(define_label): Don't give errors about jumping into statement
19270	expressions or scopes of variably modified types.  Call
19271	set_spot_bindings and check_earlier_gotos.  Call bind_label
19272	instead of bind.  Don't set label_context_stack_se or
19273	label_context_stack_vm.
19274	(c_get_switch_bindings): New function.
19275	(c_release_switch_bindings): New function.
19276	(c_check_switch_jump_warnings): New function.
19277	(start_function): Don't set label_context_stack_se or
19278	label_context_stack_vm.
19279	(finish_function): Likewise.
19280	* c-typeck.c (label_context_stack_se): Don't define.
19281	(label_context_stack_vm): Don't define.
19282	(c_finish_goto_label): Call lookup_label_for_goto rather than
19283	lookup_label.  Don't give errors about jumping into a statement
19284	expression or the scope of a variably modified type.  Don't set
19285	label_context_stack_se or label_context_stack_vm.
19286	(struct c_switch): Remove blocked_stmt_expr and blocked_vm
19287	fields.  Add bindings field.
19288	(c_start_case): Don't set deleted fields.  Set bindings field.
19289	(do_case): Rework order of tests.  Don't check blocked_stmt_expr
19290	or blocked_vm.  Call c_check_switch_jump_warnings.
19291	(c_finish_case): Don't test blocked_stmt_expr field.  Call
19292	c_release_switch_bindings.
19293	(c_begin_stmt_expr): Don't increment blocked_stmt_expr in
19294	c_switch_stack.  Don't walk label_context_stack_se labels.  Don't
19295	set label_context_stack_se.  Call c_bindings_start_stmt_expr.
19296	(c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
19297	c_switch_stack.  Don't walk label_context_stack_se labels.  Don't
19298	set label_context_stack_se.  Call c_bindings_end_stmt_expr.
19299	(c_begin_vm_scope, c_end_vm_scope): Don't define.
19300	* c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
19301	(C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
19302	(C_DECL_UNJUMPABLE_VM): Don't define.
19303	(C_DECL_UNDEFINABLE_VM): Don't define.
19304	(struct c_label_list): Don't define.
19305	(struct c_label_context_se): Don't define.
19306	(struct c_label_context_vm): Don't define.
19307	(struct c_spot_bindings): Declare.
19308	(c_bindings_start_stmt_expr): Declare.
19309	(c_bindings_end_stmt_expr): Declare.
19310	(lookup_label_for_goto): Declare.
19311	(c_get_switch_bindings, c_release_switch_bindings): Declare.
19312	(c_check_switch_jump_warnings): Declare.
19313	(label_context_stack_se, label_context_stack_vm): Don't declare.
19314	(c_finish_goto_label): Update declaration.
19315	(c_begin_vm_scope, c_end_vm_scope): Don't declare.
19316	* doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
19317	(Warning Options): Document -Wjump-misses-init.
19318
193192009-06-15  Jakub Jelinek  <jakub@redhat.com>
19320
19321	* tree-object-size.c (addr_object_size): Fix a pasto in the last
19322	change.
19323
193242009-06-15  Rafael Avila de Espindola  <espindola@google.com>
19325
19326	* cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
19327
193282009-06-15  Aldy Hernandez  <aldyh@redhat.com>
19329
19330	* except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
19331
193322009-06-15  Aldy Hernandez  <aldyh@redhat.com>
19333
19334	* tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
19335
193362009-06-15  Rafael Avila de Espindola  <espindola@google.com>
19337
19338	* cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
19339	Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
19340	* cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
19341	* config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
19342	* dwarf2asm.c (dw2_force_const_mem): Update call to
19343	make_decl_one_only.
19344	* langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
19345	(LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
19346	* langhooks.c (lhd_comdat_group): Remove.
19347	* langhooks.h (lang_hooks_for_decls): Remove comdat_group.
19348	* tree.h (DECL_COMDAT_GROUP): New.
19349	(DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
19350	(tree_decl_with_vis): Add comdat_group. Remove one_only.
19351	(make_decl_one_only): Change signature.
19352	* varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
19353	make_decl_one_only.
19354	(make_decl_one_only): Change signature.
19355	(default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
19356
193572009-06-15  Richard Guenther  <rguenther@suse.de>
19358
19359	PR middle-end/40439
19360	* tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
19361
193622009-06-14  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
19363
19364	* tree-ssa-math-opts.c: Remove extra divide.
19365
193662009-06-14  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
19367
19368	* config/s390/s390.md ("bswap<mode>2"): Only available on z900.
19369
193702009-06-14  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
19371
19372	* passes.c: Add bswap pass.
19373	* tree-pass.h: Add pass_optimize_bswap declaration.
19374	* tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
19375	Include rtl.h, expr.h and optabs.h for optab_handler check.
19376	(struct symbolic_number, pass_optimize_bswap): New definition.
19377	(do_shift_rotate, verify_symbolic_number_p): New functions.
19378	(find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
19379	(gate_optimize_bswap): New function.
19380	* tree.c (widest_int_cst_value): New function.
19381	* tree.h (widest_int_cst_value): Prototype added.
19382
193832009-06-14  Steven Bosscher  <steven@gcc.gnu.org>
19384
19385	* cfgcleanup.c (old_insns_match_p): Remove code to substitute
19386	REG_EQUAL/REG_EQUIV notes.
19387
193882009-06-14  Richard Guenther  <rguenther@suse.de>
19389
19390	PR middle-end/40389
19391	* gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
19392	has its address taken if NRV was applied and it is addressable.
19393	* tree-ssa-structalias.c (get_constraint_for_address_of): New
19394	function split out from ...
19395	(get_constraint_for_1): ... here.
19396	(handle_rhs_call): Use it to mark the return slot escaped if
19397	it is addressable and NRV was applied.
19398
193992009-06-13  Aldy Hernandez  <aldyh@redhat.com>
19400
19401	* config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
19402	Change first argument type to location_t.
19403	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
19404	Do not set input_location.
19405	Use loc instead of input_location throughout.
19406
194072009-06-13  Richard Guenther  <rguenther@suse.de>
19408
19409	PR tree-optimization/40421
19410	* tree-predcom.c (should_unroll_loop_p): Remove.
19411	(tree_predictive_commoning_loop): Use can_unroll_loop_p.
19412
194132009-06-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
19414
19415	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19416	Add location argument.
19417
194182009-06-13  Aldy Hernandez  <aldyh@redhat.com>
19419
19420	* config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
19421	build_decl.
19422	* config/s390/s390.c (s390_build_builtin_va_list): Same.
19423	(s390_gimplify_va_arg): Pass location to create_artificial_label.
19424	* config/spu/spu-protos.h: Add location to
19425	spu_resolve_overloaded_builtin.
19426	* config/spu/spu.c (spu_build_builtin_va_list): Pass location to
19427	spu_build_builtin_va_list.
19428	* config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
19429	argument.  Pass location to build_function_call_vec.
19430	* config/sh/sh.c (sh_build_builtin_va_list): Pass location to
19431	build_decl.
19432	(emit_fpu_switch): Same.
19433	(sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
19434	* config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
19435	to build_decl and create_artificial_label.
19436	(xtensa_gimplify_va_arg_expr): Same.
19437	* config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
19438	(xstormy16_gimplify_va_arg_expr): Same.
19439	* config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
19440	* config/arm/arm.c (arm_build_builtin_va_list): Same.
19441	* config/mips/mips.c (mips_build_builtin_va_list): Same.
19442	(mips16_build_function_stub): Same.
19443	(mips16_build_call_stub): Same.
19444
194452009-06-13  Richard Earnshaw  <rearnsha@arm.com>
19446
19447	PR target/40327
19448	* arm/constraints.md (Pa, Pb): New constraints.
19449	* arm/arm.md (thumb1_addsi3): Support more complex additions.  Add a
19450	split pattern to deal with them.
19451
194522009-06-13  Joerg Sonnenberger  <joerg@britannica.bec.de>
19453
19454	* doc/invoke.texi: Add missing option -Wp,OPTION in list,
19455	fix index entry for -Xpreprocessor.
19456
194572009-06-12  Aldy Hernandez  <aldyh@redhat.com>
19458
19459	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19460	Add location argument to build_decl call.
19461	* config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
19462	(rs6000_init_builtins): Same.
19463	(spe_init_builtins): Same.
19464	(rs6000_gimplify_va_arg): Add location argument to
19465	create_artificial_label call.
19466
194672009-06-12  Steven Bosscher  <steven@gcc.gnu.org>
19468
19469	* timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
19470	* combine-stack-adj.c (pass_stack_adjustments): Use it.
19471	* Makefile.in: Fix GGC dependency for gcse.o.
19472
194732009-06-12  Aldy Hernandez  <aldyh@redhat.com>
19474
19475	* tree-pretty-print.c (dump_generic_node): Dump column numbers.
19476	* gimple-pretty-print.c (dump_gimple_stmt): Same.
19477	* gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
19478	created.
19479	* c-parser.c (c_parser_binary_expression): Use current column while
19480	building binary operations.
19481	* common.opt (fshow-column): Enable by default.
19482	* tree-vrp.c (check_array_ref): Use warning_at.
19483	(check_array_bounds): Use location from call back if expr has no
19484	location.
19485	* tree.h: Add location argument to maybe_fold_*.
19486	* tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
19487	(maybe_fold_offset_to_array_ref): Add location argument and use it.
19488	(maybe_fold_offset_to_component_ref): Same.
19489	(maybe_fold_offset_to_reference): Same.
19490	(maybe_fold_offset_to_address): Same.
19491	(maybe_fold_stmt_indirect): Same.
19492	(maybe_fold_stmt_addition): Same.
19493	(fold_stmt_r): Pass location to maybe_fold_*.
19494	(fold_gimple_assign): Same.
19495	* c-tree.h: Add location argument to finish_decl,
19496	default_function_array_conversion, store_init_value.
19497	* c-decl.c (define_label): Use error_at.
19498	(c_make_fname_decl): Pass location to finish_decl.
19499	(finish_decl): New location argument.
19500	(build_compound_literal): Pass location to store_init_value.
19501	(grokdeclarator): Pass location to finish_decl.
19502	(grokfield): Same.
19503	* c-typeck.c (array_to_pointer_conversion): New location argument.
19504	(function_to_pointer_conversion): Same.
19505	(default_function_array_conversion): Same.
19506	(parser_build_unary_op): Pass location to overflow_warning.
19507	(parser_build_binary_op): Same.  Use warning_at.
19508	(build_unary_op): Pass location to array_to_pointer_conversion.
19509	(build_c_cast): Pass location to digest_init.
19510	(build_modify_expr): New location argument.
19511	(convert_for_assignment): Same.
19512	(store_init_value): Same.
19513	(digest_init): Same.
19514	(output_init_element): Pass location to digest_init and
19515	array_to_pointer_conversion.
19516	(c_finish_return): Pass location to convert_for_assignment.
19517	* gimplify.c (gimplify_conversion): Pass location to
19518	maybe_fold_offset_to_address.
19519	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
19520	to maybe_fold_stmt_addition.
19521	* c-omp.c (c_finish_omp_atomic): Pass new location to
19522	build_modify_expr.
19523	(c_finish_omp_for): Same.
19524	* c-common.c (overflow_warning): New argument.
19525	* c-common.h: New argument to build_modify_expr, overflow_warning.
19526	* c-parser.c (c_parser_declaration_or_fndef): Pass location to
19527	finish_decl.
19528	(c_parser_initializer): Pass location to
19529	default_function_array_conversion.
19530	(c_parser_initelt): Same.
19531	(c_parser_initval): Same.
19532	(c_parser_asm_operands): Same.
19533	(c_parser_expr_no_commas): Same.  Pass location to build_modify_expr.
19534	(c_parser_conditional_expression): Same.
19535	(c_parser_binary_expression): Add location info to stack.  Use it.
19536	(c_parser_unary_expression): Pass location to
19537	default_function_array_conversion, parser_build_unary_op,
19538	build_indirect_ref, c_parser_postfix_expression_after_primary.
19539	(c_parser_postfix_expression_after_primary): New location argument.
19540	Use it.
19541	(c_parser_expression_conv): Pass location to
19542	default_function_array_conversion.
19543	(c_parser_expr_list): Same.
19544	(c_parser_omp_atomic): Same.
19545	(c_parser_omp_for_loop): Same.
19546	* c-tree.h (struct c_declarator): Add comment to id_loc.
19547	(build_array_declarator): New argument.
19548	* c-decl.c (build_array_declarator): Add location argument.
19549	(grokdeclarator): Set id_loc for cdk_array.
19550	* c-parser.c (c_parser_direct_declarator_inner): Pass location to
19551	build_array_declarator.
19552	* tree.c (build_omp_clause): Add location argument.
19553	* tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
19554	(OMP_CLAUSE_LOCATION): New macro.
19555	(struct tree_omp_clause): Add location field.
19556	(build_omp_clause): Add argument.
19557	* cp/pt.c (tsubst_omp_for_iterator): Pass location to
19558	build_omp_clause.
19559	* cp/parser.c (cp_parser_omp_var_list_no_open): Same.
19560	(cp_parser_omp_clause_collapse): Same.
19561	(cp_parser_omp_clause_default): Same.
19562	(cp_parser_omp_clause_if): Same.
19563	(cp_parser_omp_clause_nowait): Same.
19564	(cp_parser_omp_clause_num_threads): Same.
19565	(cp_parser_omp_clause_ordered): Same.
19566	(cp_parser_omp_clause_schedule): Same.
19567	(cp_parser_omp_clause_untied): Same.
19568	(cp_parser_omp_for_loop): Same.
19569	(cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
19570	* c-tree.h (c_start_case): Add location argument.
19571	(c_process_expr_stmt): Same.
19572	(c_finish_goto_*): Same.
19573	* tree-parloops.c (initialize_reductions): Pass location to
19574	build_omp_clause.
19575	(create_parallel_loop): Same.
19576	* fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
19577	(gfc_trans_omp_reduction_list): Same.
19578	(gfc_trans_omp_clauses): Same.
19579	(gfc_trans_omp_do): Same.
19580	* c-typeck.c (c_finish_goto_label): Same.
19581	(c_finish_goto_ptr): New location argument.
19582	(c_start_case): Same.
19583	(emit_side_effect_warnings): Same.
19584	(c_process_expr_stmt): Same.
19585	(c_finish_stmt_expr): Same.
19586	(c_finish_omp_clauses): Use error_at instead of error.
19587	* gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
19588	build_omp_clause.
19589	* c-omp.c (c_split_parallel_clauses): New location argument.
19590	* tree-nested.c (convert_nonlocal_reference_stmt): Pass location
19591	to build_omp_clause.
19592	(convert_local_reference_stmt): Same.
19593	(convert_gimple_call): Same.
19594	* c-common.h (c_split_parallel_clauses): New argument.
19595	* c-parser.c (c_parser_statement_after_labels): Pass location to
19596	c_finish_goto_label.
19597	(c_parser_switch_statement): Pass location to c_start_case.
19598	(c_parser_for_statement): Pass location to c_finish_expr_stmt,
19599	and c_process_expr_stmt.
19600	(c_parser_omp_variable_list): Add location argument.
19601	(c_parser_omp_clause_collapse): Pass location to build_omp_clause.
19602	(c_parser_omp_clause_default): Same.
19603	(c_parser_omp_clause_if): Same.
19604	(c_parser_omp_clause_num_threads): Same.
19605	(-c_parser_omp_clause_ordered): Same.
19606	(c_parser_omp_clause_reduction): Pass location to
19607	c_parser_omp_variable_list.
19608	(c_parser_omp_clause_schedule): Pass location to build_omp_clause.
19609	(c_parser_omp_clause_untied): Same.
19610	(c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
19611	(c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
19612
19613	* c-tree.h (check_for_loop_decls, undeclared_variable,
19614	build_component_ref, build_array_ref, build_external_ref,
19615	c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
19616	build_conditional_expr, build_compound_expr, c_cast_expr,
19617	build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
19618	c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
19619	argument.
19620	* c-semantics.c (build_stmt): Same.
19621	(build_case_label): Same.
19622	* c-decl.c (c_finish_incomplete_decl): Pass location on down.
19623	(undeclared_variable): New argument.
19624	(make_label): Same.
19625	(lookup_label): Pass location on down.
19626	(define_label): Same.
19627	(finish_decl): Same.
19628	(build_compound_literal): Same.
19629	(finish_struct): Same.
19630	(finish_function): Do not set location here.
19631	(check_for_loop_decls): New argument.
19632	* tree.c (save_expr): Set location.
19633	(build_empty_stmt): New argument.
19634	* tree.h (build_empty_stmt): New argument to build_empty_stmt.
19635	(CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
19636	* builtins.c (gimplify_va_arg_expr): Use locations.
19637	(expand_builtin_sync_operation): Same.
19638	* c-typeck.c (build_component_ref): New argument.
19639	(build_array_ref): Same.
19640	(build_external_ref): Same.
19641	(c_expr_sizeof_expr): Same.
19642	(c_expr_sizeof_type): Same.
19643	(parser_build_unary_op): Same.
19644	(build_conditional_expr): Same.
19645	(build_compound_expr): Pass location on down.
19646	(build_compound_expr): New argument.
19647	(build_c_cast): Same.
19648	(c_cast_expr): Same.
19649	(build_asm_expr): Same.
19650	(c_finish_return): Same.
19651	(c_process_expr_stmt): Pass location on down.
19652	(c_finish_stmt_expr): New argument.
19653	(push_clenaup): Same.
19654	(c_finish_omp_parallel): Same.
19655	(c_finish_omp_task): Same.
19656	* gimplify.c (gimplify_call_expr): Pass location on down.
19657	* c-omp.c (c_finish_omp_master): New argument.
19658	(c_finish_omp_critical): Same.
19659	(c_finish_omp_ordered): Same.
19660	(c_finish_omp_barrier): Same.
19661	(-c_finish_omp_taskwait): Same.
19662	(c_finish_omp_atomic): Same.
19663	(c_finish_omp_flush): Same.
19664	* tree-inline.c (copy_tree_body_r): Pass location on down.
19665	(inline_forbidden_p): Remove use of input_location.
19666	* c-gimplify.c (c_build_bind_expr): New argument.
19667	* c-common.c (c_common_truthvalue_conversion): Pass location on down.
19668	(c_sizeof_or_alignof_type): New argument.
19669	(c_alignof_expr): Same.
19670	(build_va_arg): Same.
19671	(c_add_case_label): Same.
19672	* c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
19673	c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
19674	c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
19675	c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
19676	c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
19677	c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
19678	New argument.
19679	* stub-objc.c (objc_build_selector_expr): Same.
19680	(objc_build_throw_stmt): Same.
19681	* c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
19682	(c_parser_initelt): Same.
19683	(c_parser_compound_statement): Same.
19684	(c_parser_compound_statement_nostart): Same.
19685	(c_parser_label): Same.
19686	(c_parser_statement_after_labels): Same.
19687	(c_parser_if_body): Same.
19688	(c_parser_else_body): Same.
19689	(c_parser_if_statement): Same.
19690	(c_parser_switch_statement): Same.
19691	(c_parser_while_statement): Same.
19692	(c_parser_do_statement): Same.
19693	(c_parser_for_statement): Same.
19694	(c_parser_asm_statement): Same.
19695	(c_parser_conditional_expression): Same.
19696	(c_parser_binary_expression): Same.
19697	(c_parser_cast_expression): Same.
19698	(c_parser_unary_expression): Same.
19699	(c_parser_sizeof_expression): Same.
19700	(c_parser_alignof_expression): Same.
19701	(c_parser_postfix_expression): Same.
19702	(c_parser_expression): Same.
19703	(c_parser_objc_receiver): Same.
19704	(c_parser_omp_variable_list): Same.
19705	(c_parser_omp_structured_block): Same.
19706	(c_parser_omp_atomic): New argument.
19707	(c_parser_omp_barrier): Same.
19708	(c_parser_omp_critical): Same.
19709	(c_parser_omp_flush): Pass location on down.
19710	(c_parser_omp_for_loop): New argument.
19711	(c_parser_omp_for): Same.
19712	(c_parser_omp_master): Same.
19713	(c_parser_omp_ordered): Same.
19714	(c_parser_omp_sections_scope): Same.
19715	(c_parser_omp_sections): Same.
19716	(c_parser_omp_parallel): Same.
19717	(c_parser_omp_single): Same.
19718	(c_parser_omp_task): Same.
19719	(c_parser_omp_taskwait): Pass location on down.
19720	(c_parser_omp_construct): Same.
19721	(c_parser_omp_threadprivate): Same.
19722	* dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
19723	builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
19724	tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
19725	c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
19726	c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
19727	emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
19728	rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
19729	tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
19730	config/i386/i386.c, stmt.c:
19731	Add location argument to the following function definitions and/or
19732	function calls: build_decl, objcp_start_struct, objcp_finish_struct,
19733	start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
19734	cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
19735	build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
19736	do_case, c_finish_bc_stmt, build_compound_literal,
19737	build_function_call.
19738	* c-decl.c (build_compound_literal): Add location argument.
19739	Make all diagnostic calls use location.
19740	(start_struct): Same.
19741	(finish_struct): Same.
19742	(start_enum): Same.
19743	(build_enumerator): Same.
19744	(start_function): Same.
19745	(grokdeclarator): Make all diagnostic calls use location.
19746	(store_parm_decls_oldstyle): Same.
19747	* c-typeck.c (build_function_call): Add location argument.
19748	Make all diagnostic calls use location.
19749	(do_case): Same.
19750	(c_finish_bc_stmt): Same.
19751	* tree-nested.c (get_trampoline_type): Add argument.
19752	Pass location to build_decl.
19753	(lookup_tramp_for_decl): Pass location to get_trampoline_type.
19754	* rtl.h (RTL_LOCATION): New.
19755	* c-common.c (c_add_case_label): Add location argument.
19756	Make all diagnostic calls use location.
19757	* c-common.h: Add location argument to make_fname_decl, do_case,
19758	c_add_case_label, build_function_call, resolve_overloaded_builtin.
19759	* c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
19760	Set it appropriately for every case.  Pass enum_loc to start_enum
19761	call.  Pass value_loc first to build_enumerator.  Pass enum_loc to
19762	parser_xref_tag.
19763	(c_parser_struct_or_union_specifier): Save location.  Use it for
19764	start_struct, finish_struct, and parser_xref_tag.
19765
197662009-06-12  Ian Lance Taylor  <iant@google.com>
19767
19768	* fold-const.c (fold_unary): Rename local variable and to and_expr.
19769
19770	* c-opts.c (c_common_handle_option): For -Wc++-compat set
19771	cpp_opts->warn_cxx_operator_names.
19772
197732009-06-12  Andrew Pinski  <andrew_pinski@playstation.sony.com>
19774
19775	PR tree-opt/38865
19776	* tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
19777	is returns NULL and OP is a VCE, look through the VCE.
19778
197792009-06-12  Ian Lance Taylor  <iant@google.com>
19780
19781	PR bootstrap/40430
19782	* collect2.c (main): Use CONST_CAST2 in code inside #if
19783	LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
19784
197852009-06-12  Joey Ye  <joey.ye@intel.com>
19786
19787	PR middle-end/39146
19788	* cfgexpand.c (get_decl_align_unit): Update
19789	max_used_stack_slot_alignment with align instead of
19790	stack_alignment_needed.
19791
19792	* function.c (assign_stack_local_1): Update
19793	max_used_stack_slot_alignment with alignment_in_bits instead
19794	of stack_alignment_needed.
19795	(locate_and_pad_parm): Don't update max_used_stack_slot_alignment
19796	here.
19797
197982009-06-12  Jakub Jelinek  <jakub@redhat.com>
19799
19800	* dwarf2out.c (last_var_location_insn): New variable.
19801	(dwarf2out_end_epilogue): Clear last_var_location_insn.
19802	(dwarf2out_var_location): Don't record anything after last real
19803	insn.  Only change labels if there were any real instructions
19804	in between last note and this one, or if changed sections.
19805
198062009-06-11  Richard Henderson  <rth@redhat.com>
19807
19808	* alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
19809	note when storing the frame pointer in a register.
19810	(FRP): Don't redefine to nothing for epilogue.
19811	(alpha_expand_epilogue): Mark register and sp restores.
19812	(unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
19813
19814	* config/alpha/alpha.c (alpha_emit_setcc): Fix test for
19815	when gen_lowpart is needed.
19816
198172009-06-11  Richard Henderson  <rth@redhat.com>
19818
19819	* dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
19820
19821	* dwarf2out.c (need_data_align_sf_opcode): New.
19822	(div_data_align): Move earlier.
19823	(def_cfa_1, reg_save): Use it.
19824
198252009-06-11  H.J. Lu  <hongjiu.lu@intel.com>
19826
19827	* config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
19828	(OPTION_MASK_ISA_CRC32_UNSET): Likewise.
19829	(ix86_handle_option): Handle OPT_mcrc32.
19830	(ix86_target_string): Add -mcrc32.
19831	(bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
19832
19833	* config/i386/i386.h (TARGET_CRC32): New.
19834
19835	* config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
19836	(sse4_2_crc32di): Likewise.
19837
19838	* config/i386/i386.opt (mcrc32): New.
19839
19840	* doc/invoke.texi: Document -mcrc32.
19841
198422009-06-11  Richard Henderson  <rth@redhat.com>
19843
19844	* common.opt (gdwarf-): Accept a version number.
19845	* doc/invoke.texi (gdwarf-): Update docs.
19846	* opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
19847	* opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
19848	version level, and record it.
19849
19850	* dwarf2.h (DW_CIE_VERSION): Remove.
19851	* dwarf2out.c (DWARF_VERSION): Remove.
19852	(add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
19853	(output_call_frame_info): Use CIE version 3 for dwarf3,
19854	or if the return register column is out of range for version 1.
19855	(dwarf_stack_op_name): Add all dwarf3 values.
19856	(DEBUG_PUBTYPES_SECTION): New.
19857	(size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
19858	encoding change for dwarf3.
19859	(output_die) [dw_val_class_die_ref]: Likewise.
19860	(output_compilation_unit_header): Emit correct version for dwarf3.
19861	(output_line_info): Likewise.
19862	(output_pubnames): Update for DWARF_VERSION removal.
19863	(output_aranges): Likewise.
19864	(gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
19865	(dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
19866	(dwarf2out_finish): Likewise.
19867
198682009-06-11  David Daney  <ddaney@caviumnetworks.com>
19869
19870	* system.h (gcc_assert, gcc_unreachable): Revert accidental commit
19871	in r148403.
19872
198732009-06-11  David Daney  <ddaney@caviumnetworks.com>
19874
19875	PR c/39252
19876	* doc/extend.texi ( __builtin_unreachable): Document new builtin.
19877	* builtins.c (expand_builtin_unreachable): New function.
19878	(expand_builtin): Handle BUILT_IN_UNREACHABLE case.
19879	* builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
19880	* cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
19881	successors.
19882	* cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
19883	searching for missing barriers.
19884
198852009-06-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
19886
19887	* config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
19888	when -fprofile-generate* was passed.
19889	* config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19890
198912009-06-11  Anthony Green  <green@moxielogic.com>
19892
19893	* config/moxie/moxie.md: Define length attribute for all instructions.
19894	(rCC): Define.
19895	(*b<cond:code>): Support limited branch ranges for new PC-relative
19896	branch instructions.
19897	* config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
19898
198992009-06-11  Jakub Jelinek  <jakub@redhat.com>
19900
19901	* config/i386/i386.c (min_insn_size): Use get_attr_length
19902	for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
19903	For __asm return 0.
19904
19905	* config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
19906	instead of emit_insn_before.
19907
199082009-06-10  Ian Lance Taylor  <iant@google.com>
19909
19910	PR bootstrap/40408
19911	* graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
19912	GIMPLE_SWITCH.
19913
199142009-06-10  Revital Eres  <eres@il.ibm.com>
19915
19916	* passes.c (init_optimization_passes): Reschedule
19917	predictive-commoning pass before complete unroll pass.
19918
199192009-06-10  Martin Jambor  <mjambor@suse.cz>
19920
19921	* cgraph.c (cgraph_node_can_be_local_p): New function.
19922	(cgraph_make_node_local): New function.
19923	* cgraph.h (cgraph_node_can_be_local_p): Declare.
19924	(cgraph_make_node_local): Declare.
19925
199262009-06-10  Nathan Froyd  <froydnj@codesourcery.com>
19927
19928	* tree.h (tree_base): Add packed_flag and user_align fields.
19929	Decrease size of spare field.
19930	(TYPE_USER_ALIGN): Use user_align from tree_base.
19931	(DECL_USER_ALIGN): Likewise.
19932	(TYPE_PACKED): Use packed_flag from tree_base.
19933	(DECL_PACKED): Likewise.
19934	(tree_type): Delete packed_flag and user_align fields.  Widen
19935	precision field.  Widen mode field and shuffle fields to align
19936	mode on an 8-bit boundary.
19937	(tree_decl_common): Delete decl_flag_1 and user_align fields.
19938	Renumber decl_flag_* fields.  Fix comments.  Widen
19939	decl_common_unused field.
19940	(DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
19941	(DECL_EXTERNAL): Likewise.
19942	(DECL_BIT_FIELD): Likewise.
19943	(DECL_NONADDRESSABLE_P): Likewise.
19944	(TYPE_DECL_SUPRESS_DEBUG): Likewise.
19945	* config/arm/arm-modes.def (XImode): Make it an INT_MODE.
19946
199472009-06-10  Ian Lance Taylor  <iant@google.com>
19948
19949	* vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
19950	(DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
19951	(DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
19952	(DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
19953	(DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
19954	DEF_VEC_ALLOC_FUNC_P.
19955	(DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
19956	(DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
19957	DEF_VEC_ALLOC_FUNC_O.
19958	(DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
19959	(DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
19960	DEF_VEC_ALLOC_FUNC_I.
19961	(vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
19962	(vec_stack_p_reserve_exact_1): Declare.
19963	(vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
19964	(vec_stack_free): Declare.
19965	(VEC_stack_alloc): Define.
19966	(DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
19967	(DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
19968	(DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
19969	* vec.c (void_p): New type.  Call DEF_VEC_P and DEF_VEC_ALLOC_P
19970	for void_p.
19971	(stack_vecs): New static variable.
19972	(vec_stack_p_reserve_exact_1): New function.
19973	(vec_stack_o_reserve_1): New static function.
19974	(vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
19975	(vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
19976	(vec_stack_free): New function.
19977	* df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
19978	(VEC_df_ref_stack_alloc): Define.
19979	(df_mw_hardreg_ptr): New type.  Use DEF_VEC_P and
19980	DEF_VEC_ALLOC_P_STACK.
19981	(VEC_df_mw_hardreg_ptr_stack_alloc): Define.
19982	(struct df_collection_rec): Change _vec fields to VEC.  Remove
19983	_use fields.
19984	(df_free_collection_rec): Adjust for new fields.
19985	(df_insn_rescan): Use new df_collection_rec fields.
19986	(df_notes_rescan, df_canonize_collection_rec): Likewise.
19987	(df_ref_create_structure, df_ref_record): Likewise.
19988	(df_get_conditional_uses, df_get_call_refs): Likewise.
19989	(df_insn_refs_collect, df_bb_refs_collect): Likewise.
19990	(df_bb_refs_record, df_record_entry_block_defs): Likewise.
19991	(df_record_exit_block_uses, df_bb_verify): Likewise.
19992	(df_swap_refs): Change ref_vec parameter to VEC.  Change all callers.
19993	(df_sort_and_compress_refs): Change ref_vec parameter to VEC.
19994	Remove count parameter.  Change return type to void.  Change all
19995	callers.
19996	(df_sort_and_compress_mws): Change mw_vec parameter to VEC.
19997	Remove count parameter.  Change return type to void.  Change all
19998	callers.
19999	(df_install_refs): Change old_vec parameter to VEC.  Remove count
20000	parameter.  Change all callers.
20001	(df_install_mws): Change old_vec parameter to VEC.  Remove count
20002	parameter.  Change all callers.
20003	(df_refs_verify): Change new_rec parameter to VEC.  Change call
20004	callers.
20005	(df_mws_verify): Likewise.
20006
200072009-06-10  Alexandre Oliva  <aoliva@redhat.com>
20008
20009	* gcc.c (compare_files): Cast munmap argumento to caddr_t.
20010
200112009-06-10  H.J. Lu  <hongjiu.lu@intel.com>
20012
20013	* doc/extend.texi: Add description for __builtin_ia32_crc32di.
20014
200152009-06-10  Anthony Green  <green@moxielogic.com>
20016
20017	* config/moxie/crti.asm: New file.
20018	* config/moxie/crtn.asm: New file.
20019	* config/moxie/moxie.c: New file.
20020	* config/moxie/moxie.h: New file.
20021	* config/moxie/sfp-machine.h: New file.
20022	* config/moxie/moxie-protos.h: New file.
20023	* config/moxie/t-moxie: Created.
20024	* config/moxie/t-moxie-softfp: Created.
20025	* config/moxie/moxie.md: Created.
20026	* config/moxie/constraints.md: Created.
20027	* config.gcc: Add moxie support.
20028	* doc/md.texi (Machine Constraints): Add moxie constraints.
20029	* doc/contrib.texi (Contributors): Mention moxie port.
20030	* doc/install.texi (Specific): Mention the moxie port.
20031
200322009-06-09  Ian Lance Taylor  <iant@google.com>
20033
20034	* system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
20035	compiling with C++.
20036	* optabs.c (optab_table): Only use designated initializers if
20037	HAVE_DESIGNATED_INITIALIZERS is defined.
20038	(convert_optab_table): Likewise.
20039	(init_optabs): Always call init_insn_codes if
20040	HAVE_DESIGNATED_INITIALIZERS is not defined.
20041
200422009-06-09  Ian Lance Taylor  <iant@google.com>
20043
20044	* targhooks.c (default_builtin_vectorized_function): Change fn
20045	parameter to unsigned int.
20046	(default_builtin_vectorized_conversion): Change code parameter to
20047	unsigned int.
20048	(default_builtin_reciprocal): Change fn parameter to unsigned int.
20049	* targhooks.h: Update declarations.
20050	* config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
20051	parameter to unsigned int.
20052
20053	* c-typeck.c (comptypes_check_enum_int): New static function.
20054	(comptypes_internal): Add enum_and_int_p parameter.  Change all
20055	callers.
20056	(comp_target_types): Add location parameter.  Change all callers.
20057	(tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
20058	Change all callers.
20059	(function_types_compatible_p, type_lists_compatible_p): Likewise.
20060	(build_conditional_expr): Add colon_loc parameter.  Change all
20061	callers.
20062	(convert_for_assignment): Add location parameter.  Change all callers.
20063	* c-parser.c (c_parser_conditional_expression): Pass location of
20064	colon to build_conditional_expr.
20065	* c-tree.h (build_conditional_expr): Update declaration.
20066
200672009-06-09  Sebastian Pop  <sebastian.pop@amd.com>
20068
20069	* graphite.c: Revert previous patch.
20070
200712009-06-09  Sebastian Pop  <sebastian.pop@amd.com>
20072
20073	PR bootstrap/40103
20074	* graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
20075
200762009-06-09  Ghassan Shobaki  <ghassan.shobaki@amd.com>
20077
20078	* tree-ssa-loop-prefetch.c
20079	(loop_prefetch_arrays): Fixed a portability problem in printf format
20080	string.
20081
200822009-06-09  Martin Jambor  <mjambor@suse.cz>
20083
20084	PR tree-optimization/40351
20085	* tree-sra.c (propagate_subacesses_accross_link): Check that a
20086	refrence to a potential artifical subaccess can be constructed.
20087
200882009-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
20089
20090	* config/sh/sh-protos.h (sh_optimization_options): Declare.
20091	(sh_override_options): Likewise.
20092	* config/sh/sh.c: Include params.h.
20093	(sh_optimization_options): New.
20094	(sh_override_options): Likewise.
20095	* config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
20096	(OVERRIDE_OPTIONS): Use sh_override_options.
20097
200982009-06-08  Jakub Jelinek  <jakub@redhat.com>
20099
20100	* dwarf2out.c (emit_cfa_remember): New variable.
20101	(add_fde_cfi): If emit_cfa_remember, recurse to add
20102	DW_CFA_remember_state first.
20103	(dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
20104	instead just set emit_cfa_remember.
20105
201062009-06-08  Jan Hubicka  <jh@suse.cz>
20107
20108	PR debug/40126
20109	* dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
20110
201112009-06-08  Jan Hubicka  <jh@suse.cz>
20112
20113	PR middle-end/39834
20114	* cgraphunit.c (save_inline_function_body): Do not copy transform
20115	hooks for saved inline bodies.
20116	* ipa-passes.c (do_per_function): Do not add the hoks multiple times
20117	for given function.
20118
201192009-06-08  Adam Nemet  <anemet@caviumnetworks.com>
20120
20121	* jump.c (returnjump_p): Handle delayed branches.  Add missing
20122	function comment.
20123
201242009-06-08  Jan Hubicka  <jh@suse.cz>
20125
20126	PR middle-end/40102
20127	* cgraph.c (cgraph_create_edge_including_clones): Also asume that the
20128	original node might've been modified.
20129	* tree-inline.c (copy_bb): Do not assume that all clones are the same.
20130
201312009-06-08  Jakub Jelinek  <jakub@redhat.com>
20132
20133	* tree-object-size.c (addr_object_size): Add OSI argument.
20134	Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
20135	(compute_builtin_object_size, expr_object_size): Adjust callers.
20136	(plus_stmt_object_size): Call addr_object_size instead of
20137	compute_builtin_object_size.
20138
201392009-06-08  Ghassan Shobaki  <ghassan.shobaki@amd.com>
20140	    Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>
20141
20142	* tree-ssa-loop-prefetch.c
20143	(gather_memory_references): Introduced a counter for the number of
20144	memory references.
20145	(anything_to_prefetch_p): Introduced a counter for the number of
20146	prefetches.
20147	(is_loop_prefetching_profitable): New function with a cost model
20148	for prefetching.
20149	(loop_prefetch_arrays): Use the new cost model to determine if
20150	prefetching is profitable.
20151	* params.def (MIN_INSN_TO_PREFETCH_RATIO,
20152	PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
20153	* params.h (MIN_INSN_TO_PREFETCH_RATIO,
20154	PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
20155	* doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
20156	PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
20157
201582009-06-08  Michael Matz  <matz@suse.de>
20159
20160	PR debug/40012
20161	* cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
20162	partitions use the same.
20163	(expand_one_var): Deal with DECL_RTL sometimes begin set also
20164	for basevars of SSA_NAMEs.
20165	(expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
20166	to not expand them twice.
20167	(gimple_expand_cfg): Clear DECL_RTL for those decls that have
20168	multiple places.
20169
201702009-06-08  Alexandre Oliva  <aoliva@redhat.com>
20171
20172	* common.opt (fcompare-debug=, fcompare-debug-second): New.
20173	(fdump-final-insns=, gtoggle): New.
20174	* doc/invoke.texi: Document them.
20175	* final.c (rest_of_clean_state): Dump final insn stream.
20176	* gcc.c (invoke_as): Hook in -fcompare-debug.
20177	(static_spec_functions): Add compare-debug-dump-opt,
20178	compare-debug-self-opt and compare-debug-auxbase-opt.
20179	(compare_debug, compare_debug_second, compare_debug_opt): New.
20180	(switches_debug_check, n_switches_debug_check): New.
20181	(debug_auxbase_opt, debug_check_temp_file): New.
20182	(process_command): Handle -fno-compare-debug, -fcompare-debug and
20183	-fcompare-debug=*.
20184	(do_self_spec): Handle arguments after switches.
20185	(do_spec_1): Add .gk extension to temp file basenames for compare.
20186	(check_live_switch): Take SWITCH_IGNORE into account, and earlier.
20187	(cc1_options): Use it instead of normal auxbase computation for
20188	the second compare-debug compilation.
20189	(compare_files): New.
20190	(main): Set up and implement compare debug mode.
20191	(compare_debug_dump_opt_spec_function): New.
20192	(compare_debug_self_opt_spec_function): New.
20193	(compare_debug_auxbase_opt_spec_function): New.
20194	* toplev.c (process_options): Handle flag_gtoggle,
20195	flag_dump_final_insns.
20196	* coverage.c (coverage_begin_output): Don't overwrite .gcno file
20197	during -fcompare-debug-second compilation.
20198
201992009-06-07  Ian Lance Taylor  <iant@google.com>
20200
20201	* dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
20202	* dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
20203
20204	* c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
20205	with no default node.  Change warning with %H to warning_at.
20206	Don't clear warn_switch around case checking.
20207	* doc/invoke.texi (Warning Options): Clarify distinction between
20208	-Wswitch and -Wswitch-enum.
20209
202102009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
20211
20212	* tree-pass.h (TODO_update_ssa_any): Document internal use only.
20213
202142009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
20215
20216	* gbl-ctors.h: Add header guard.
20217
202182009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
20219
20220	* tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
20221	sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
20222	vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
20223	vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
20224	prototypes for removed functions.
20225	(expressions_equal_p): Move to ...
20226	* tree-ssa-sccvn.h: ... here and ...
20227	* matrix-reorg.c: ... adjust includes.
20228
202292009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
20230
20231	* ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
20232
202332009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
20234
20235	* c-decl.c (finish_decl): Use bool for variable was_incomplete.
20236	(finish_function): Remove erroneous whitespace.
20237
202382009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
20239
20240	* tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
20241	(verify_stmts): Print statement who's gimple_bb is set to a wrong BB
20242
202432009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
20244
20245	* errors.c (internal_error): Commentary typo fix.
20246	* gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
20247	* tree-ssa-pre.c: Ditto.
20248
202492009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
20250
20251	* basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
20252	them is supposed to hold actual statements.
20253
202542009-06-06  Ian Lance Taylor  <iant@google.com>
20255
20256	* doc/extend.texi (Attribute Syntax): Document that C++ labels on
20257	empty statements can now have attributes.
20258
202592009-06-05  Shujing Zhao  <pearly.zhao@oracle.com>
20260
20261	* config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
20262	* config/mips/mips.md: Ditto.
20263
202642009-06-05  Nathan Froyd  <froydnj@codesourcery.com>
20265
20266	* config/rs6000/eabi.asm (__eabi_convert): Don't define if
20267	_RELOCATABLE.
20268	(__eabi_uconvert): Likewise.
20269
202702009-06-05  Nathan Froyd  <froydnj@codesourcery.com>
20271
20272	* config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
20273	CFI_* definitions with IN_GCC.
20274
202752009-06-05  David Edelsohn  <edelsohn@gnu.org>
20276
20277	* xcoffout.h (xcoffout_source_line): Update prototype.
20278
202792009-06-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
20280
20281	* builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
20282	mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
20283
202842009-06-05  Jakub Jelinek  <jakub@redhat.com>
20285
20286	PR middle-end/40340
20287	* tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
20288	inlined_function_outer_scope_p blocks for artificial inlines
20289	even at -g0/-g1.
20290	* tree.c (tree_nonartificial_location): Rewrite using
20291	block_nonartificial_location.
20292
202932009-06-05  Revital Eres  <eres@il.ibm.com>
20294	    Leehod Baruch  <leehod@il.ibm.com>
20295
20296	* expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
20297	(expand_expr_real_1): Remove comment.
20298	* tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
20299	Vectorize misaligned access when the target supports it.
20300	(vect_supportable_dr_alignment): Check for unaligned access support.
20301	* tree-vect-stmts.c (vectorizable_store): Generate misaligned store
20302	and remove asset.
20303
203042009-06-05  Julian Brown  <julian@codesourcery.com>
20305
20306	* config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
20307	* config/arm/ieee754-sf.S (cmpsf2): Likewise.
20308
203092009-06-05  Richard Guenther  <rguenther@suse.de>
20310
20311	PR bootstrap/40350
20312	* dwarf2out.c (dwarf2out_begin_function): Mark discriminator
20313	as possibly unused.
20314
203152009-06-05  Jakub Jelinek  <jakub@redhat.com>
20316
20317	* config/s390/s390.c (global_not_special_regno_p): New static inline.
20318	(save_gprs): Don't tell unwinder when a global register is saved.
20319	(s390_emit_epilogue): Emit needed epilogue unwind info.
20320
203212009-06-05  Alexandre Oliva  <aoliva@redhat.com>
20322
20323	* dwarf2out.c (deferred_asm_name): New.
20324	(add_name_and_src_coords_attributes): Defer creation of
20325	DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
20326	computed yet.
20327	(move_linkage_attr): New.
20328	(dwarf2out_finish): Revisit deferrals and emit attributes at the
20329	right place.
20330
203312009-06-05  Alexandre Oliva  <aoliva@redhat.com>
20332
20333	* tree-nested.c (finalize_nesting_tree_1): Declare the
20334	frame_decl in the binding tree.
20335
203362009-06-04  Cary Coutant  <ccoutant@google.com>
20337
20338	* basic-block.h (struct basic_block_def): Add discriminator field.
20339	* dbxout.c (dbxout_source_line): Add new parameter.  Change all
20340	callers.
20341	* debug.c (do_nothing_debug_hooks): Add additional entry.
20342	(debug_nothing_int_charstar_int): New function.
20343	* debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
20344	(debug_nothing_int_charstar_int): New declaration.
20345	* dwarf2out.c (dwarf2out_source_line): Add new parameter.  Write
20346	discriminator value in .loc directive.
20347	* final.c (last_discriminator): New variable.
20348	(discriminator): New variable.
20349	(final_start_function): Initialize above variables, pass current
20350	discriminator to debug hook.
20351	(notice_source_line): Check for discriminator change.
20352	* gimple-pretty-print.c (dump_bb_header): Print discriminator value.
20353	* sdbout.c (sdbout_source_line): New parameter.
20354	* tree-cfg.c (struct locus_discrim_map): New structure type.
20355	(discriminator_per_locus): New hash table.
20356	(build_gimple_cfg): Allocate and free discriminator hash table.
20357	(make_edges): Call assign_discriminator.
20358	(locus_map_hash): New function.
20359	(locus_map_eq): New function.
20360	(next_discriminator_for_locus): New function.
20361	(same_line_p): New function.
20362	(assign_discriminator): New function.
20363	(make_cond_expr_edges): Call assign_discriminator.
20364	(make_gimple_switch_edges): Likewise.
20365	(first_non_label_stmt): New function.
20366	* vmsdbgout.c (vmsdbgout_source_line): Add new parameter.  Change
20367	all callers.
20368	* xcoffout.c (xcoffout_source_line): Add new parameter.
20369
20370	* configure.ac (gcc_cv_as_discriminator): New configury check for
20371	gas support for discriminator.
20372	* configure: Regenerate.
20373	* config.in: Regenerate.
20374
203752009-06-04  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
20376
20377	* config/arm/arm.c (thumb2_legitimate_index_p): Initialize
20378	val after checking for integers.
20379
203802009-06-04  Uros Bizjak  <ubizjak@gmail.com>
20381
20382	* config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
20383	X64_REGPARM_MAX.
20384	(REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
20385	(X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
20386	(SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
20387	* config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
20388	X64_REGPARM_MAX.  Use X86_64_MS_SSE_REGPARM_MAX instead of
20389	X64_SSE_REGPARM_MAX.
20390	* config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
20391	X64_SSE_REGPARM_MAX.
20392
203932009-06-04  Alexandre Oliva  <aoliva@redhat.com>
20394
20395	* gcc.c (report_times_to_file): New.
20396	(execute): Implement it.
20397	(process_command): Support -time=.
20398	* doc/invoke.texi: Document it.
20399
204002009-06-04  Alexandre Oliva  <aoliva@redhat.com>
20401
20402	* tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
20403	that have value exprs.
20404
204052009-06-04  Alexandre Oliva  <aoliva@redhat.com>
20406
20407	* dwarf2asm.c (dw2_force_const_mem): Defer creation of
20408	declarations for constants until...
20409	(dw2_output_indirect_constant_1): ... this point.
20410
204112009-06-04  Richard Earnshaw  <rearnsha@arm.com>
20412
20413	PR target/10242
20414	* arm.md (arm_addsi3): Don't try to split an add with an
20415	eliminable register until after reload has completed.
20416
204172009-06-03  Ian Lance Taylor  <iant@google.com>
20418
20419	* dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
20420	* genattrtab.c (write_length_unit_log): Likewise.
20421	* genchecksum.c (dosum): Likewise.
20422	* gengtype.c (write_rtx_next): Likewise.
20423	(finish_root_table, write_roots): Likewise.
20424	* gimple.c (gimple_ops_offset_): Likewise.
20425	* tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
20426	* config/arc/arc.c (arc_attribute_table): Likewise.
20427	* config/arm/arm.c (arm_attribute_table): Likewise.
20428	* config/avr/avr.c (avr_attribute_table): Likewise.
20429	* config/crx/crx.c (crx_attribute_table): Likewise.
20430	* config/m32r/m32r.c (m32r_attribute_table): Likewise.
20431	* config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
20432	* config/mcore/mcore.c (mcore_attribute_table): Likewise.
20433	* config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
20434	* config/sh/sh.c (sh_attribute_table): Likewise.
20435	* config/sparc/sparc.c (sparc_attribute_table): Likewise.
20436	* config/spu/spu.c (spu_attribute_table): Likewise.
20437	* config/v850/v850.c (v850_attribute_table): Likewise.
20438
20439	* config/alpha/alpha.c (vms_attribute_table): Make static.
20440	* config/bfin/bfin.c (bfin_attribute_table): Likewise.
20441	* config/h8300/h8300.c (h8300_attribute_table): Likewise.
20442	* config/mips/mips.c (mips_attribute_table): Likewise.
20443
20444	* Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
20445	$(SYSTEM_H).
20446	(cc1-checksum.o): Likewise.
20447
204482009-06-03  Steve Ellcey  <sje@cup.hp.com>
20449
20450	* config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
20451
204522009-06-03  Jakub Jelinek  <jakub@redhat.com>
20453
20454	* config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
20455	insn if it is changing sp.  Use gen_add3_insn instead of
20456	conditionally gen_addsi3 and gen_adddi3.
20457	(offset_below_red_zone_p): New static inline function.
20458	(rs6000_emit_epilogue): Emit needed epilogue unwind info.
20459	Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
20460	* config/rs6000/ppc-asm.h: Include auto-host.h.
20461	(CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
20462	CFI_RESTORE): Define.
20463	* config/rs6000/crtresxgpr.asm: Add unwind info.
20464	* config/rs6000/crtresxfpr.asm: Likewise.
20465	* config/rs6000/crtresgpr.asm: Likewise.
20466	* config/rs6000/crtresfpr.asm: Likewise.
20467	* config/rs6000/crtsavgpr.asm: Likewise.
20468	* config/rs6000/crtsavfpr.asm: Likewise.
20469
20470	* dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
20471	argument of DWARF2_FRAME_REG_OUT macros.
20472
204732009-06-03  Julian Brown  <julian@codesourcery.com>
20474
20475	* config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
20476	words or less (including TImode) in core registers.
20477
204782009-06-03  Richard Guenther  <rguenther@suse.de>
20479
20480	PR middle-end/40328
20481	* fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
20482
204832009-06-03  Andrey Belevantsev  <abel@ispras.ru>
20484
20485	* statistics.c (statistics_counter_event): Do not record event
20486	in pass	dump if its number == -1.
20487	(curr_statistics_hash): Add assert that we never get passes
20488	with static number == -1.
20489
204902009-06-03  Richard Guenther  <rguenther@suse.de>
20491	    Andrey Belevantsev  <abel@ispras.ru>
20492
20493	* cfgexpand.c (discover_nonconstant_array_refs_r): Make only
20494	non-BLKmode arrays addressable.
20495
204962009-06-03  Maxim Kuvyrkov  <maxim@codesourcery.com>
20497
20498	* config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
20499	* config/m68k/m68k.h: ... here.
20500
205012009-06-03  Martin Jambor  <mjambor@suse.cz>
20502
20503	PR tree-optimization/40323
20504	* ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
20505	assignment.
20506
205072009-06-03  Richard Guenther  <rguenther@suse.de>
20508
20509	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
20510	consistently.
20511
205122009-06-03  Shujing Zhao  <pearly.zhao@oracle.com>
20513
20514	* config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20515	JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
20516	JUMP_TABLE_DATA_P where applicable.
20517	* config/sh/sh.c: Ditto.
20518	* config/sh/sh.h: Ditto.
20519	* config/sh/sh.md: Ditto.
20520	* config/sh/symbian.c: Ditto.
20521
205222009-06-03  Uros Bizjak  <ubizjak@gmail.com>
20523
20524	* config/i386/driver-i386.c (describe_cache): Optimize
20525	concatenation of strings.  Use snprintf instead of sprintf.
20526	(host_detect_local_cpu): Ditto.  Ignore -march and -mtune for native
20527	target when not compiling with GCC.
20528
205292009-06-02  Kaz Kojima  <kkojima@gcc.gnu.org>
20530
20531	* config/sh/sh.c: Revert last change.
20532	(sh_expand_epilogue): Emit a blockage insn before the frame
20533	pointer adjustment unconditionally.
20534
205352009-06-02  Richard Sandiford  <r.sandiford@uk.ibm.com>
20536
20537	* config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
20538	* config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
20539	* config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
20540	* gcc.c (set_collect_gcc_options): Don't add -fwhole-program
20541	to COLLECT_GCC_OPTIONS.
20542
205432009-06-02  Richard Sandiford  <r.sandiford@uk.ibm.com>
20544
20545	* collect2.c (target_system_root): New variable.
20546	(main): Handle --sysroot=.
20547	(ignore_library): Strip the sysroot from the library path.
20548
205492009-06-02  Richard Sandiford  <r.sandiford@uk.ibm.com>
20550
20551	* Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
20552	(collect2.o): Depend on collect2-aix.h.
20553	(collect2-aix.o): New rule.
20554	* collect2-aix.h: New file.
20555	* collect2-aix.c: Likewise.
20556	* collect2.c: Include collect2-aix.h.  Don't undefine
20557	OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
20558	Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
20559	Use TARGET_AIX_VERSION instead of _AIX51.
20560	* config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
20561	* config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
20562	* config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
20563	* config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
20564	* config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
20565
205662009-06-02  Richard Sandiford  <r.sandiford@uk.ibm.com>
20567
20568	* collect2.c (ignore_library): Avoid premature post-increment
20569	and null deference.
20570
205712009-06-02  Richard Sandiford  <r.sandiford@uk.ibm.com>
20572
20573	* Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
20574	* config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
20575	!CROSS_DIRECTORY_STRUCTURE alternative and use it for
20576	CROSS_DIRECTORY_STRUCTURE too.
20577	(LINK_LIBG_SPEC): Likewise.
20578	(LIB_SPEC): Add %R to sysroot paths.
20579	* config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
20580	(CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
20581	* config/rs6000/aix51.h: As for aix43.h.
20582	* config/rs6000/aix52.h: Likewise.
20583	* config/rs6000/aix53.h: Likewise.
20584	* config/rs6000/aix61.h: Likewise.
20585	* config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
20586	to the beginning of sysroot paths.
20587
205882009-06-02  Alexandre Oliva  <aoliva@redhat.com>
20589
20590	* print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
20591	INSN_LISTs that are out of the REG_NOTE range.
20592
205932009-06-02  Alexandre Oliva  <aoliva@redhat.com>
20594
20595	* loop-unroll.c (struct iv_to_split): Add pointer to next.
20596	(struct var_to_expand): Likewise.
20597	(struct opt_info): Add head and tail for linked lists of the above.
20598	(analyze_insn_to_expand_var): Initialize next.
20599	(analyze_iv_to_split_insn): Likewise.
20600	(analyze_insns_in_loop): Create linked lists.
20601	(allocate_basic_variable): Simplify for use without hash table.
20602	(insert_var_expansion_initialization): Likewise, make it type-safer.
20603	(combine_var_copies_in_loop_exit): Likewise.
20604	(apply_opt_in_copies): Walk lists rather than hash tables.
20605	(release_var_copies): Simplified and inlined by hand into...
20606	(free_opt_info): ... this function.
20607
206082009-06-02  Richard Guenther  <rguenther@suse.de>
20609
20610	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
20611	for field decls.
20612
206132009-06-02  Alexandre Oliva  <aoliva@redhat.com>
20614
20615	* cfgexpand.c (gimple_expand_cfg): Discard the source location
20616	only for builtins that are not overridden.
20617
206182009-06-02  Alexandre Oliva  <aoliva@redhat.com>
20619
20620	* gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
20621	label string.
20622
206232009-06-02  Alexandre Oliva  <aoliva@redhat.com>
20624
20625	* df-core.c (df_ref_debug): Honor -fdump-noaddr.
20626
206272009-06-02  Alexandre Oliva  <aoliva@redhat.com>
20628
20629	* combine.c (move_deaths): Compare LUIDs within the same BB only.
20630
206312009-06-02  Alexandre Oliva  <aoliva@redhat.com>
20632
20633	* common.opt (fdump-unnumbered-links): New.
20634	* doc/invoke.texi (-fdump-unnumbered-links): Document it.
20635	* print-rtl.c (flag_dump_unnumbered_links): New.
20636	(print_rtx): Test it.
20637
206382009-06-02  Richard Earnshaw  <rearnsha@arm.com>
20639
20640	* arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
20641	push/pop multiple to 8-byte alignment.
20642
206432009-06-01  Jakub Jelinek  <jakub@redhat.com>
20644
20645	* config/i386/i386.c (queued_cfa_restores): New static variable.
20646	(ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
20647	functions.
20648	(pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
20649	(ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
20650	Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
20651	Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
20652	note unconditionally.
20653	(ix86_emit_restore_regs_using_mov): Likewise.
20654	(ix86_emit_restore_sse_regs_using_mov): Likewise.
20655	(ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
20656	it through to ix86_emit_restore_reg_using_pop.
20657	(ix86_emit_leave): Add RED_OFFSET argument.  Call
20658	ix86_add_queued_cfa_restore_notes.  Call ix86_add_cfa_restore_note
20659	instead of adding REG_CFA_OFFSET note unconditionally.
20660	(ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
20661	the above functions.  Call ix86_add_queued_cfa_restore_notes when
20662	needed.
20663
20664	* dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
20665	force output of the label even for dwarf2out_do_cfi_asm.
20666	(add_fde_cfi): If -g2 and above and cfi might change CFA,
20667	force creation of CFI label and chain DW_CFA_set_loc jumping to it
20668	for convert_cfa_to_fb_loc_list.  Adjust other dwarf2out_cfi_label
20669	caller.
20670	(dwarf2out_stack_adjust, dwarf2out_frame_debug,
20671	dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
20672	dwarf2out_cfi_label callers.
20673	* tree.h (dwarf2out_cfi_label): Adjust prototype.
20674	* config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
20675	Adjust dwarf2out_cfi_label callers.
20676	* config/vax/vax.c (vax_output_function_prologue): Likewise.
20677
20678	* config/i386/i386.h (struct machine_cfa_state,
20679	struct machine_function): Guard with ifndef USED_FOR_TARGET
20680	instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
20681
20682	PR other/40024
20683	* emutls.c (__emutls_get_address): Change arr->size to mean number
20684	of allocated arr->data entries instead of # of slots + 1.
20685
20686	PR middle-end/40316
20687	* recog.c (peep2_reinit_state): New function.
20688	(peephole2_init_state): Use it at the end of a basic block and also
20689	when seeing a RTX_FRAME_RELATED_P insn.
20690
206912009-06-01  Steve Ellcey  <sje@cup.hp.com>
20692
20693	* ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
20694	fixuns_truncrfdi2): New.
20695	(fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
20696	*nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
20697	*mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
20698	*maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
20699	*nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
20700	*recip_approx): Remove.
20701	(divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
20702	moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
20703	divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
20704	move to div.md.
20705	* div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
20706	setf_exp_rf): New.
20707
207082009-06-01  Ian Lance Taylor  <iant@google.com>
20709
20710	* attribs.c (register_attribute): Use CONST_CAST.
20711	* collect2.c (main): Use CONST_CAST2.
20712	(scan_prog_file): Likewise.
20713	* gcc.c (process_command, main): Likewise.
20714	* toplev.c (toplev_main): Likewise.
20715
20716	* c-typeck.c (handle_warn_cast_qual): New static function,
20717	partially broken out of build_c_cast.
20718	(build_c_cast): Call handle_warn_cast_qual.
20719	* doc/invoke.texi (Warning Options): Document new effect of
20720	-Wcast-qual.
20721
207222009-06-01  Aldy Hernandez  <aldyh@redhat.com>
20723
20724	* diagnostic.c (diagnostic_build_prefix): Always print columns.
20725	(diagnostic_report_current_module): Print columns.
20726	* common.opt (flag_show_column): Enable by default.
20727
207282009-06-01  Luis Machado  <luisgpm@br.ibm.com>
20729
20730	* alias.c (find_base_term): Check for NULL term before returning.
20731
207322009-06-01  Maxim Kuvyrkov  <maxim@codesourcery.com>
20733
20734	Revert due to PR40320:
20735	2009-06-01  Maxim Kuvyrkov  <maxim@codesourcery.com>
20736	* calls.c (emit_library_call_value_1): Don't force_operand for move
20737	and push insns.
20738
207392009-06-01  Olivier Hainque  <hainque@adacore.com>
20740	    Eric Botcazou  <ebotcazou@adacore.com>
20741
20742	* tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
20743	to be processed as a bitfield for constructor output purposes.
20744	* output.h (initializer_constant_valid_for_bitfield_p): Declare
20745	new function.
20746	* varasm.c (oc_local_state): New type, output_constructor
20747	local state to support communication with helpers.
20748	(oc_outer_state): New type, output_constructor outer state of
20749	relevance in recursive calls.
20750	(output_constructor_array_range): New output_constructor helper,
20751	extracted code for an array range element.
20752	(output_constructor_regular_field): New output_constructor helper,
20753	extracted code for an element that is not a bitfield.
20754	(output_constructor_bitfield): New output_constructor helper,
20755	extracted code for a bitfield element.  Accept an OUTER state
20756	argument for recursive processing.  Recurse on record or array
20757	CONSTRUCTOR values, possibly past noop conversions.
20758	(initializer_constant_valid_for_bitfield_p): New predicate.  Whether
20759	VALUE is a valid constant-valued expression for use in a static
20760	bit-field initializer.
20761	(output_constructor): Rework to use helpers.  Accept and honor an
20762	OUTER state argument for recursive calls.  Return total size.  Be
20763	prepared for nested constructors initializing bitfields.
20764	(output_constant): Feed OUTER in calls to output_constructor.
20765
207662009-06-01  Maxim Kuvyrkov  <maxim@codesourcery.com>
20767
20768	* calls.c (emit_library_call_value_1): Don't force_operand for move
20769	and push insns.
20770
207712009-06-01  Nick Clifton  <nickc@redhat.com>
20772
20773	* doc/invoke.texi (IA-64 Options): Fix typo.
20774
207752009-06-01  Ira Rosen  <irar@il.ibm.com>
20776
20777	PR tree-optimization/39129
20778	* tree-vect-loop-manip.c (conservative_cost_threshold): Change the
20779	printed message.
20780	(vect_do_peeling_for_loop_bound): Use
20781	LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
20782	LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
20783	(vect_loop_versioning): Likewise.
20784	(vect_create_cond_for_alias_checks): Fix indentation.
20785	* tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
20786	macros.
20787	(LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
20788	(LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
20789	* tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
20790	"control flow in loop".
20791	(vect_estimate_min_profitable_iters): Use
20792	LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
20793	LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
20794	* tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
20795	(vect_create_data_ref_ptr): Don't mention array dimension in printing.
20796	* tree-vect-stmts.c (vectorizable_store): Replace the check that the
20797	statement belongs to a group of strided accesses with the exact code
20798	check.
20799	(vectorizable_load): Likewise.
20800	* tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
20801	(vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
20802
208032009-06-01  Gerald Pfeifer  <gerald@pfeifer.com>
20804
20805	* config/freebsd-stdint.h: New file.
20806	* config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
20807	Add freebsd-stdint.h to tm_file.
20808
208092009-06-01  Richard Earnshaw  <rearnsha@arm.com>
20810
20811	* arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
20812	(thumb2_extendhidi2): Likewise.
20813
208142009-05-31  Ian Lance Taylor  <iant@google.com>
20815
20816	* regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
20817
208182009-05-31  Ian Lance Taylor  <iant@google.com>
20819
20820	* Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
20821	(ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
20822	(ipa-reference.o): Depend upon gt-ipa-reference.h.
20823
208242009-05-31  Jason Merrill  <jason@redhat.com>
20825
20826	* tree-pretty-print.c (print_call_name): Take the callee, not the
20827	call itself.  Make non-static.  Use dump_function_name for functions.
20828	(dump_generic_node): Adjust.
20829	* diagnostic.h: Declare print_call_name.
20830	* gimple-pretty-print.c (dump_gimple_call): Use it.
20831
208322009-05-31  Kaz Kojima  <kkojima@gcc.gnu.org>
20833
20834	* config/sh/sh.md (ashldi3_std): New define_expand.
20835	(ashldi3): Use it.
20836
208372009-05-31  Kaz Kojima  <kkojima@gcc.gnu.org>
20838
20839	PR target/40313
20840	* config/sh/sh.c: Include debug.h.
20841	(sh_expand_epilogue): Emit a blockage insn before the frame
20842	pointer adjustment also when dwarf2out_do_frame returns true.
20843
208442009-05-31  Richard Earnshaw  <rearnsha@arm.com>
20845
20846	* arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
20847	(thumb2_extendqidi2): New pattern.
20848
208492009-05-31  Ira Rosen  <irar@il.ibm.com>
20850
20851	* tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
20852	mark phis for renaming.
20853	* tree-vectorizer.c (vect_memsyms_to_rename): Remove.
20854	(vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
20855	Call mark_sym_for_renaming.
20856	* tree-vectorizer.h (vect_memsyms_to_rename): Remove.
20857	* tree-vect-loop.c (vect_transform_loop): Remove
20858	vect_memsyms_to_rename initialization and a call to
20859	mark_set_for_renaming.
20860
208612009-05-31  Jakub Jelinek  <jakub@redhat.com>
20862
20863	PR middle-end/40304
20864	* config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
20865	frame related even if !set_cfa && style < 0.
20866
208672009-05-30  Kai Tietz  <kai.tietz@onevision.com>
20868
20869	* config/i386/mingw-tls.c: New file.
20870	* config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
20871	* gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
20872	defining _WIN32 but not __CYGWIN__.
20873
208742009-05-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
20875
20876	* configure.ac: Add MPC support.
20877
20878	* config.in, configure: Regenerate.
20879
208802009-05-29  Richard Henderson  <rth@redhat.com>
20881
20882	* cfgcleanup.c (try_crossjump_to_edge): Only skip past
20883	NOTE_INSN_BASIC_BLOCK.
20884	* cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
20885	Duplicate NOTE_INSN_EPILOGUE_BEG notes.
20886	* cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
20887	to be deleted.
20888	* dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
20889	add in_use field.
20890	(add_cfi): Disable check redefining cfa away from drap.
20891	(lookup_cfa_1): Add remember argument; handle remember/restore.
20892	(lookup_cfa): Pass remember argument.
20893	(cfa_remember): New.
20894	(compute_barrier_args_size_1): Remove sibcall check.
20895	(dwarf2out_frame_debug_def_cfa): New.
20896	(dwarf2out_frame_debug_adjust_cfa): New.
20897	(dwarf2out_frame_debug_cfa_offset): New.
20898	(dwarf2out_frame_debug_cfa_register): New.
20899	(dwarf2out_frame_debug_cfa_restore): New.
20900	(dwarf2out_frame_debug): Handle REG_CFA_* notes.
20901	(dwarf2out_begin_epilogue): New.
20902	(dwarf2out_frame_debug_restore_state): New.
20903	(dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
20904	DW_CFA_restore_state.
20905	(output_cfi_directive): Likewise.
20906	(convert_cfa_to_fb_loc_list): Likewise.
20907	(dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
20908	* dwarf2out.h: Update.
20909	* emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
20910	(copy_insn_1): Early out for null.
20911	* final.c (final_scan_insn): Call dwarf2out_begin_epilogue
20912	and dwarf2out_frame_debug_restore_state.
20913	* function.c (prologue, epilogue, sibcall_epilogue): Remove.
20914	(prologue_insn_hash, epilogue_insn_hash): New.
20915	(free_after_compilation): Adjust freeing accordingly.
20916	(record_insns): Create hash table if needed; push insns into
20917	hash instead of array.
20918	(maybe_copy_epilogue_insn): New.
20919	(contains): Search hash table instead of array.
20920	(sibcall_epilogue_contains): Remove.
20921	(thread_prologue_and_epilogue_insns): Split eh_return insns
20922	and mark them as epilogues.
20923	(reposition_prologue_and_epilogue_notes): Rewrite epilogue
20924	scanning in terms of basic blocks.
20925	* insn-notes.def (CFA_RESTORE_STATE): New.
20926	* jump.c (returnjump_p_1): Accept EH_RETURN.
20927	(eh_returnjump_p_1, eh_returnjump_p): New.
20928	* reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
20929	CFA_REGISTER, CFA_RESTORE): New.
20930	* rtl.def (EH_RETURN): New.
20931	* rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
20932
20933	* config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
20934	(eh_return_internal): Use eh_return rtx; split w/ epilogue.
20935
20936	* config/i386/i386.c (gen_push): Update cfa state.
20937	(pro_epilogue_adjust_stack): Add set_cfa argument.  When true,
20938	add a CFA_ADJUST_CFA note.
20939	(ix86_dwarf_handle_frame_unspec): Remove.
20940	(ix86_expand_prologue): Update cfa state.
20941	(ix86_emit_restore_reg_using_pop): New.
20942	(ix86_emit_restore_regs_using_pop): New.
20943	(ix86_emit_leave): New.
20944	(ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
20945	(ix86_expand_epilogue): Add notes for unwinding the epilogue.
20946	* config/i386/i386.h (struct machine_cfa_state): New.
20947	(ix86_cfa_state): New.
20948	* config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
20949	(eh_return_internal): Merge from eh_return_<mode>,
20950	use eh_return rtx, split w/ epilogue.
20951
209522009-05-29  Ian Lance Taylor  <iant@google.com>
20953
20954	* builtins.c (validate_gimple_arglist): Don't use va_arg with
20955	enum type.
20956	* calls.c (emit_library_call_value_1): Likewise.
20957
20958	* c-typeck.c (c_build_va_arg): New function.
20959	* c-tree.h (c_build_va_arg): Declare.
20960	* c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
20961	instead of build_va_arg.
20962
209632009-05-29  Eric Botcazou  <ebotcazou@adacore.com>
20964
20965	* tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
20966	(force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
20967	(ptr_difference_cost): Use affine combinations to compute it.
20968	(difference_cost): Likewise.
20969	(get_computation_cost_at): Compute more accurate cost for addresses
20970	if the ratio is a multiplier allowed in addresses.
20971	For non-addresses, consider that an additional offset or symbol is
20972	added only once.
20973
209742009-05-29  Jakub Jelinek  <jakub@redhat.com>
20975
20976	* config/i386/i386.c (ix86_decompose_address): Avoid useless
20977	0 displacement.  Add 0 displacement if base is %[er]bp or %r13.
20978
20979	* config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
20980	TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
20981	(prefix_rex): For UNIT_MMX don't imply the prefix by default
20982	if MODE_DI.
20983	(prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
20984	to 1 for TYPE_SSE{IADD1,CVT1}.
20985	(prefix_vex_imm8): Removed.
20986	(length_vex): Only pass 1 as second argument to
20987	ix86_attr_length_vex_default if prefix_extra is 0.
20988	(modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
20989	(length): For prefix vex computation use length_immediate
20990	attribute instead of prefix_vex_imm8.
20991	(cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
20992	addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
20993	*andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
20994	*xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
20995	(extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
20996	*extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
20997	a space in between the operands.
20998	(*anddi_1_rex64, *andsi_1): Likewise.  Override prefix_rex to 1
20999	if one operand is 0xff and the other one si, di, bp or sp.
21000	(*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
21001	other one si, di, bp or sp.
21002	(*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
21003	(*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
21004	type and mode attributes.
21005	(*bsr, *bsr_rex64, *bsrhi): Add type attribute.
21006	(*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
21007	prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
21008	(*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
21009	prefix_data16 attribute iff MODE_DF.
21010	(*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
21011	(fix_trunc<mode>di_sse): Set prefix_rex attribute.
21012	(*adddi_4_rex64, *addsi_4): Use const128_operand instead of
21013	constm128_operand in length_immediate computation.
21014	(*addhi_4): Likewise.  Fix mode attribute to MODE_HI.
21015	(anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
21016	(*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
21017	length_immediate attribute to 1.
21018	(x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
21019	(*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
21020	for certain alternatives.
21021	(*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
21022	prefix_data16 attribute if MODE_V1DF.
21023	(*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
21024	length_immediate to 1.
21025	(set_got_rex64, set_rip_rex64): Remove length attribute, set
21026	length_address to 4, set mode attribute to MODE_DI.
21027	(set_got_offset_rex64): Likewise.  Set length_immediate to 0.
21028	(fxam<mode>2_i387): Set length attribute to 4.
21029	(*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
21030	*prefetch_3dnow_rex): Override length_address attribute.
21031	(sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
21032	attributes.
21033	* config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
21034	(constm128_operand): Removed.
21035	* config/i386/i386.c (memory_address_length): For
21036	disp && !index && !base in 64-bit mode account for SIB byte if
21037	print_operand_address can't optimize disp32 into disp32(%rip)
21038	and UNSPEC doesn't imply (%rip) addressing.  Add 1 to length
21039	for fs: or gs: segment.
21040	(ix86_attr_length_immediate_default): When checking if shortform
21041	is possible, truncate immediate to the length of the non-shortened
21042	immediate.
21043	(ix86_attr_length_address_default): Ignore MEM_P operands
21044	with X constraint.
21045	(ix86_attr_length_vex_default): Only check for DImode on
21046	GENERAL_REG_P operands.
21047	* config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
21048	prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
21049	(sse_cvttps2pi): Clear prefix_rep attribute.
21050	(sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
21051	attribute.
21052	(*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
21053	(*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
21054	*avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
21055	iff operand 2 is const_int_operand.
21056	(*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
21057	sse2_shufpd_<mode>): Set length_immediate attribute to 1.
21058	(sse2_pshufd_1): Likewise.  Set prefix attribute to maybe_vex
21059	instead of vex.
21060	(sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
21061	prefix_data16.
21062	(sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
21063	prefix_data16 attribute for movlpd and movhpd instructions.
21064	(sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise.  Override
21065	length_immediate for shufpd instruction.
21066	(sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
21067	(avx_cmpp<avxmodesuffixf2c><mode>3,
21068	avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
21069	<sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
21070	avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
21071	*vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
21072	(*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
21073	(sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
21074	(sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
21075	prefix_data16 attribute for the first alternative to 1.
21076	(*avx_loadlps): Override length_immediate for the first alternative.
21077	(*vec_concatv2sf_avx): Override length_immediate and prefix_extra
21078	attributes for second alternative.
21079	(*vec_concatv2sf_sse4_1): Override length_immediate and
21080	prefix_data16 attributes for second alternative.
21081	(*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
21082	vec_extract_hi_<mode>, vec_extract_lo_v16hi,
21083	vec_extract_hi_v16hi, vec_extract_lo_v32qi,
21084	vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
21085	(*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
21086	prefix_data16 and length_immediate to 1.
21087	(*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
21088	to 1.
21089	(*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
21090	prefix_extra attribute for variants that don't have 0f prefix alone.
21091	(*avx_pinsr<ssevecsize>): Likewise.  Set length_immediate to 1.
21092	(*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
21093	*sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
21094	*sse4_1_pextrd): Set length_immediate to 1.
21095	(*sse4_1_pinsrd): Likewise.  Set prefix_extra to 1.
21096	(*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
21097	to 1.
21098	(*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
21099	*vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
21100	length_immediate to 1 for second alternative.
21101	(*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
21102	prefix_extra and length_immediate attributes for the first
21103	alternative.
21104	(vec_concatv2si_sse4_1): Override length_immediate to 1 for the
21105	first alternative.
21106	(*vec_concatv2di_rex64_sse4_1): Likewise.  Override prefix_rex
21107	to 1 for the first and third alternative.
21108	(*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
21109	alternative.
21110	(*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
21111	attribute.
21112	(*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
21113	attribute to 0.
21114	(*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
21115	*avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
21116	*avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
21117	*avx_psign<mode>3): Set prefix_extra attribute to 1.
21118	(ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
21119	ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
21120	ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
21121	ssse3_psign<mode>3): Override prefix_rex attribute.
21122	(*avx_palignrti): Override prefix_extra and length_immediate to 1.
21123	(ssse3_palignrti): Override length_immediate to 1.
21124	(ssse3_palignrdi): Override length_immediate to 1, override
21125	prefix_rex attribute.
21126	(abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
21127	(sse4a_extrqi): Override length_immediate to 2.
21128	(sse4a_insertqi): Likewise.  Override prefix_data16 to 0.
21129	(sse4a_insertq): Override prefix_data16 to 0.
21130	(avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
21131	avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
21132	avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
21133	*avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
21134	avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
21135	and length_immediate to 1.
21136	(sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
21137	sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
21138	sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
21139	sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
21140	and length_immediate to 1.
21141	(sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
21142	(sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
21143	(*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
21144	avx_ptest256): Override prefix_extra to 1.
21145	(sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
21146	Override prefix_data16 and length_immediate to 1.
21147	(sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
21148	sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
21149	sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
21150	sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
21151	prefix_data16 to 0 and prefix_extra to 2.
21152	(sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
21153	(sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
21154	attribute.
21155	(*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
21156	sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
21157	Override prefix_data16 and prefix_rep to 0, length_immediate to 1
21158	and prefix_extra to 2.
21159	(sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
21160	prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
21161	(*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
21162	avx_vpermilvar<mode>3,
21163	avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
21164	avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
21165	avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
21166	avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
21167	Override prefix_extra to 1.
21168	(aeskeygenassist, pclmulqdq): Override length_immediate to 1.
21169	(*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
21170	vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
21171	vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
21172	prefix_extra and length_immediate to 1.
21173	(*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
21174	modrm to 0.
21175	(*vec_concat<mode>_avx): Override prefix_extra and length_immediate
21176	to 1 for the first alternative.
21177	* config/i386/mmx.md (*mov<mode>_internal_rex64): Override
21178	prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
21179	cases.
21180	(*mov<mode>_internal_avx, *movv2sf_internal_rex64,
21181	*movv2sf_internal_avx, *movv2sf_internal): Override
21182	prefix_rep attribute for certain alternatives.
21183	(*mov<mode>_internal): Override prefix_rep or prefix_data16
21184	attributes for certain alternatives.
21185	(*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
21186	attributes for certain alternatives.
21187	(*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
21188	*mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
21189	mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
21190	mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
21191	*mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
21192	mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
21193	mmx_pswapdv2si2): Set prefix_extra attribute to 1.
21194	(mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
21195	length_immediate to 1 if operand 2 is const_int_operand.
21196	(*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
21197	*vec_extractv2si_1): Set length_immediate attribute to 1.
21198	(*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
21199	using old 3DNOW insn rather than SSE/3DNOW_A.
21200	(mmx_emms, mmx_femms): Clear modrm attribute.
21201
212022009-05-29  Martin Jambor  <mjambor@suse.cz>
21203
21204	* tree-sra.c:  New implementation of SRA.
21205
21206	* params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
21207	(PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
21208	(PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
21209	* params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
21210	(SRA_MAX_STRUCTURE_COUNT): Removed.
21211	(SRA_FIELD_STRUCTURE_RATIO): Removed.
21212	* doc/invoke.texi (sra-max-structure-size): Removed.
21213	(sra-field-structure-ratio): Removed.
21214
212152009-05-29  Jakub Jelinek  <jakub@redhat.com>
21216
21217	PR middle-end/40291
21218	* builtins.c (expand_builtin_memcmp): Convert len to sizetype
21219	before expansion.
21220
212212009-05-29  Andrey Belevantsev  <abel@ispras.ru>
21222
21223	PR rtl-optimization/40101
21224	* sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
21225	seqno.	Adjust comment.
21226	* sel-sched.c (find_seqno_for_bookkeeping): Assert that when
21227	inserting bookkeeping before a jump, the jump is not scheduled.
21228	When no positive seqno found, provide a value.  Add comment.
21229
212302009-05-29  Richard Guenther  <rguenther@suse.de>
21231
21232	* tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
21233	short-cutting on the first component.
21234
212352009-05-29  Jakub Jelinek  <jakub@redhat.com>
21236
21237	PR middle-end/39958
21238	* omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
21239	for trees other than decls/types.
21240
212412009-05-29  Richard Guenther  <rguenther@suse.de>
21242
21243	* tree-ssa-operands.c (get_expr_operands): Do not handle
21244	INDIRECT_REFs in the handled-component case.  Remove
21245	unused get_ref_base_and_extent case.
21246	* tree-dfa.c (get_ref_base_and_extent): Avoid calling
21247	tree_low_cst and host_integerp where possible.
21248	* tree-ssa-structalias.c (equiv_class_label_eq): Check hash
21249	codes for equivalence.
21250	* dce.c (find_call_stack_args): Avoid redundant bitmap queries.
21251
212522009-05-29  David Billinghurst <billingd@gcc.gnu.org>
21253
21254	* config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
21255	to tmake_file for i[34567]86-*-cygwin*.
21256
212572009-05-29  Jakub Jelinek  <jakub@redhat.com>
21258
21259	PR target/40017
21260	* config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
21261	(altivec_categorize_keyword, init_vector_keywords,
21262	rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
21263	similar to bool.
21264
212652009-05-29  Kai Tietz  <kai.tietz@onevision.com>
21266
21267	* tree.c (handle_dll_attribute): Check if node is
21268	of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
21269
212702009-05-29  Richard Earnshaw  <rearnsha@arm.com>
21271
21272	* config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
21273	component.
21274	(thumb2_zero_extendqidi2): Likewise.
21275
212762009-05-28  Kaz Kojima  <kkojima@gcc.gnu.org>
21277
21278	* config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
21279	instead of gen_movrt.
21280	* config/sh/sh.md (movrt): Remove.
21281
212822009-05-28  Steve Ellcey  <sje@cup.hp.com>
21283
21284	* doc/invoke.texi (IA-64 Options):
21285	Add -msdata, -mfused-madd, -mno-inline-float-divide,
21286	-mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
21287	-msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
21288	-msched-prefer-non-control-spec-insns,
21289	-msched-stop-bits-after-every-cycle,
21290	-msched-count-spec-in-critical-path,
21291	-msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
21292	-msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
21293	Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
21294	and -msched-spec-verbose.
21295
212962009-05-28  Joseph Myers  <joseph@codesourcery.com>
21297
21298	* config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
21299	* config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
21300	error if used.
21301	* config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
21302
213032009-05-28  Richard Guenther  <rguenther@suse.de>
21304
21305	* tree-ssa-alias.c (ao_ref_init): New function.
21306	(ao_ref_base): Likewise.
21307	(ao_ref_base_alias_set): Likewise.
21308	(ao_ref_alias_set): Likewise.
21309	(refs_may_alias_p_1): Change signature.
21310	(refs_may_alias_p): Adjust.
21311	(refs_anti_dependent_p): Likewise.
21312	(refs_output_dependent_p): Likewise.
21313	(call_may_clobber_ref_p_1): Change signature.
21314	(call_may_clobber_ref_p): Adjust.
21315	(stmt_may_clobber_ref_p_1): New function split out from ...
21316	(stmt_may_clobber_ref_p): ... here.
21317	(maybe_skip_until): Adjust signature.
21318	(get_continuation_for_phi): Likewise.
21319	(walk_non_aliased_vuses): Likewise.
21320	* tree-ssa-alias.h (struct ao_ref_s): New structure type.
21321	(ao_ref_init): Declare.
21322	(ao_ref_base): Likewise.
21323	(ao_ref_alias_set): Likewise.
21324	(stmt_may_clobber_ref_p_1): Likewise.
21325	(walk_non_aliased_vuses): Adjust.
21326	* tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
21327	(get_ref_from_reference_ops): remove.
21328	(vn_reference_lookup_2): Adjust signature.
21329	(vn_reference_lookup_3): Do not re-build trees.  Handle unions.
21330	(vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
21331	(vn_reference_lookup): Adjust.
21332	(vn_reference_insert): Likewise.
21333	(vn_reference_insert_pieces): Adjust signature.
21334	(visit_reference_op_call): Adjust.
21335	* tree-ssa-pre.c (get_expr_type): Simplify.
21336	(phi_translate_1): Adjust.
21337	(compute_avail): Likewise.
21338	(translate_vuse_through_block): Do not re-build trees.
21339	(value_dies_in_block_x): Likewise.
21340	* tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
21341	fields.
21342	(vn_reference_lookup_pieces): Adjust declaration.
21343	(vn_reference_insert_pieces): Likewise.
21344
213452009-05-28  Benjamin Kosnik  <bkoz@redhat.com>
21346
21347	* tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
21348	with checking disabled.
21349
213502009-05-28  Dave Korn  <dave.korn.cygwin@gmail.com>
21351
21352	PR target/37216
21353
21354	* configure.ac (HAVE_GAS_ALIGNED_COMM):  Add autoconf test and
21355	macro definition for support of three-operand format aligned
21356	.comm directive in assembler on cygwin/pe/mingw target OS.
21357	* configure:  Regenerate.
21358	* config.h:  Regenerate.
21359
21360	* config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common):  Use
21361	aligned form of .comm directive if -mpe-aligned-commons is in effect.
21362	* config/i386/cygming.opt (-mpe-aligned-commons):  Add new option.
21363
21364	* doc/invoke.texi (-mpe-aligned-commons):  Document new target option.
21365	* doc/tm.texi (ASM_OUTPUT_COMMON):  Document zero size commons.
21366
213672009-05-28  Ira Rosen  <irar@il.ibm.com>
21368
21369	PR tree-optimization/40254
21370	* tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
21371	in analysis of basic blocks.
21372
213732009-05-28  Adam Nemet  <anemet@caviumnetworks.com>
21374
21375	PR middle-end/33699
21376	* target.h (struct gcc_target): Fix indentation.  Add const_anchor.
21377	* target-def.h (TARGET_CONST_ANCHOR): New macro.
21378	(TARGET_INITIALIZER): Use it.
21379	* cse.c (CHEAPER): Move it up to the other macros.
21380	(insert): Rename this ...
21381	(insert_with_costs): ... to this.  Add cost parameters.  Update
21382	function comment.
21383	(insert): New function.  Call insert_with_costs.
21384	(compute_const_anchors, insert_const_anchor, insert_const_anchors,
21385	find_reg_offset_for_const, try_const_anchors): New functions.
21386	(cse_insn): Call try_const_anchors.  Adjust cost of src_related
21387	when using a const-anchor.  Call insert_const_anchors.
21388	* config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
21389	* doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
21390
213912009-05-28  Alexandre Oliva  <aoliva@redhat.com>
21392
21393	* tree-inline.c (remap_decls): Enable nonlocalized variables
21394	when not optimizing.
21395
213962009-05-28  Alexandre Oliva  <aoliva@redhat.com>
21397
21398	* tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
21399	Simplify other tests involving optimize.
21400
214012009-05-27  Tom Tromey  <tromey@redhat.com>
21402
21403	* unwind-dw2.c (_Unwind_DebugHook): New function.
21404	(uw_install_context): Call _Unwind_DebugHook.
21405
214062009-05-27  Tom Tromey  <tromey@redhat.com>
21407
21408	* system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
21409
214102009-05-27  Ian Lance Taylor  <iant@google.com>
21411
21412	* Makefile.in (LINKER, LINKER_FLAGS): Define.
21413	(LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
21414	(ALL_LINKERFLAGS): Define.
21415	(xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
21416	(cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
21417	(collect2$(exeext), mips-tfile, mips-tdump): Likewise.
21418	(gcov$(exeext), gcov-dump$(exeext)): Likewise.
21419	(build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
21420	$(LINKER_FOR_BUILD).
21421	(build/gcov-iov$(build_exeext)): Likewise.
21422
214232009-05-27  Julian Brown  <julian@codesourcery.com>
21424
21425	* gcse.c (target.h): Include.
21426	(can_assign_to_reg_without_clobbers_p): Check that the target allows
21427	copy of argument to a pseudo register.
21428
214292009-05-27  Diego Novillo  <dnovillo@google.com>
21430
21431	* tree-ssa-live.c (dump_scope_block): Document arguments.
21432	(dump_scope_blocks): Document.
21433	(debug_scope_blocks): New.
21434	* tree-flow.h (debug_scope_blocks): Declare.
21435
214362009-05-21  Denis Chertykov  <denisc@overta.ru>
21437
21438	* doc/contrib.texi (Contributors): Add myself to the list.
21439
214402009-05-27  Olivier Hainque  <hainque@adacore.com>
21441
21442	* expr.c (target_align): New function.  Alignment the TARGET of an
21443	assignment may be assume to have.
21444	(highest_pow2_factor_for_target): Use it instead of relying on
21445	immediate tree attributes of TARGET, not necessarily honored when
21446	intermediate bitfields are involved.
21447
214482009-05-27  H.J. Lu  <hongjiu.lu@intel.com>
21449
21450	PR target/40266
21451	* config/i386/driver-i386.c (host_detect_local_cpu): Support
21452	AVX, SSE4, AES, PCLMUL and POPCNT.
21453
214542009-05-27  Diego Novillo  <dnovillo@google.com>
21455
21456	* tree-pretty-print.c (dump_location): New.
21457	(dump_generic_node): Call it.
21458	Factor code to handle BLOCK nodes ...
21459	(dump_block_node): ... here.
21460
214612009-05-27  Rafael Avila de Espindola  <espindola@google.com>
21462
21463	* Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
21464	with it.
21465	* doc/plugins.texi: Document that gcc-plugin.h must be the first to be
21466	included.
21467	* gcc-plugin.h: Include config.h and system.h.
21468	(IN_GCC): Define if not defined.
21469
214702009-05-27  Hans-Peter Nilsson  <hp@axis.com>
21471
21472	PR middle-end/40249
21473	* Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
21474	with -fno-inline.
21475
214762009-05-27  Shujing Zhao  <pearly.zhao@oracle.com>
21477
21478	* config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
21479	applicable.
21480	* config/m32r/m32r.h: Ditto.
21481	* config/m32r/m32r.md: Ditto.
21482	* config/m32r/predicates.md: Ditto.
21483
214842009-05-27  Alexandre Oliva  <aoliva@redhat.com>
21485
21486	* cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
21487
214882009-05-26  Basile Starynkevitch  <basile@starynkevitch.net>
21489
21490	* doc/plugins.texi
21491	(Loading plugins): typo.
21492	(Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
21493	PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
21494	(Interacting with the GCC Garbage Collector): Added new section.
21495	(Giving information about a plugin): Added new section for
21496	PLUGIN_INFO.
21497	* ggc.h (ggc_register_root_tab): Added declaration.
21498	* gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
21499	(PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
21500	(register_callback): Improved comment in declaration.
21501	* ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
21502	(extra_root_vec) Added static variable for dynamic roots registration.
21503	(ggc_register_root_tab) Added new routine.
21504	(ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
21505	PLUGIN_GGC_MARKING event.
21506	* ggc-zone.c: Include plugin.h.
21507	(ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
21508	* ggc-page.c: Include plugin.h.
21509	(ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
21510	* plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
21511	PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
21512	(register_callback): check lack of callbacks for
21513	pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
21514	PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
21515	(invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
21516	PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
21517	* Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
21518	dependency on plugin.h.
21519	(plugin.o): Added dependency on ggc.h...
21520
215212009-05-26  Richard Guenther  <rguenther@suse.de>
21522
21523	PR middle-end/40248
21524	Revert
21525	* expr.c (expand_expr_real_1): Avoid calling do_store_flag
21526	with mismatched comparison modes.
21527
21528	* expr.c (expand_expr_real_1): Expand the operand of a
21529	VIEW_CONVERT_EXPR in its natural mode.
21530
215312009-05-26  Ian Lance Taylor  <iant@google.com>
21532
21533	* Makefile.in (COMPILER, COMPILER_FLAGS): Define.
21534	(COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
21535	(ALL_COMPILERFLAGS): Define.
21536	(.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
21537	(cc1-dummy$(exeext), cc1$(exeext)): Likewise.
21538	(collect2$(exeext), collect2.o): Likewise.
21539	(c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
21540	(gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
21541	($(out_object_file), mips-tfile, mips-tdump): Likewise.
21542	(libbackend.o, intl.o, cppdefault.o): Likewise.
21543	(gcov$(exeext), gcov-dump$(exeext)): Likewise.
21544	(build/%.o): Use $(COMPILER_FOR_BUILD).
21545	(build/gen%$(build_exeext)): Likewise.
21546	(build/gcov-iov$(build_exeext)): LIkewise.
21547	* config/t-darwin (darwin.o): Use $(COMPILER).
21548	(darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
21549	* config/t-sol2 (sol2-c.o): Likewise.
21550	(sol2.o): Likewise.
21551	* config/t-vxworks (vxworks.o): Likewise.
21552	* config/x-darwin (host-darwin.o): Likewise.
21553	* config/x-hpux (host-hpux.o): Likewise.
21554	* config/x-linux (host-linux.o): Likewise.
21555	* config/x-solaris (host-solaris.o): Likewise.
21556	* config/alpha/x-alpha (driver-alpha.o): Likewise.
21557	* config/arm/t-arm (arm-c.o): Likewise.
21558	* config/arm/t-pe (pe.o): Likewise.
21559	* config/arm/t-wince-pe (pe.o): Likewise.
21560	* config/i386/t-cygming (winnt.o): Likewise.
21561	(winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
21562	* config/i386/t-cygwin (cygwin1.o): Likewise.
21563	(cygwin2.o): Likewise.
21564	* config/i386/t-i386 (i386-c.o): Likewise.
21565	* config/i386/t-interix (winnt.o): Likewise.
21566	* config/i386/t-netware (netware.o): Likewise.
21567	* config/i386/t-nwld (nwld.o): Likewise.
21568	* config/i386/x-darwin (host-i386-darwin.o): Likewise.
21569	* config/i386/x-i386 (driver-i386.o): Likewise.
21570	* config/i386/x-cygwin (host-cygwin.o): Likewise.
21571	* config/i386/x-mingw32 (host-mingw32.o): Likewise.
21572	* config/ia64/t-ia64 (ia64-c.o): Likewise.
21573	* config/m32c/t-m32c (m32c-pragma.o): Likewise.
21574	* config/mips/x-native (driver-native.o): Likewise.
21575	* config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
21576	* config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
21577	* config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
21578	* config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
21579	* config/score/t-score-elf (score7.o): Likewise.
21580	(score3.o): Likewise.
21581	* config/sh/t-sh (sh-c.o): Likewise.
21582	* config/sh/t-symbian (sh-c.o): Likewise.
21583	(symbian.o): Likewise.
21584	* config/spu/t-spu-elf (spu-c.o): Likewise.
21585	* config/v850/t-v850 (v850-c.o): Likewise.
21586	* config/v850/t-v850e (v850-c.o): Likewise.
21587
215882009-05-26  Richard Guenther  <rguenther@suse.de>
21589
21590	PR tree-optimization/40122
21591	* tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
21592	VECTOR_CSTs if possible.
21593	(fold_gimple_assign): Likewise.
21594
215952009-05-26  Richard Guenther  <rguenther@suse.de>
21596
21597	PR middle-end/40252
21598	* fold-const.c (fold_binary): Use the correct types for building
21599	rotates.
21600
216012009-05-26  Richard Guenther  <rguenther@suse.de>
21602
21603	* tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
21604	redundant calls to merge_alias_info.
21605	(bump_vector_ptr): Likewise.
21606	* tree-ssa-copy.c (merge_alias_info): Remove.
21607	(replace_exp_1): Remove call to merge_alias_info.
21608	(propagate_tree_value): Likewise.
21609	(fini_copy_prop): Propagate points-to info.
21610	* tree-flow.h (merge_alias_info): Remove.
21611
216122009-05-07  Hariharan Sandanagobalane <hariharan@picochip.com>
21613
21614	* config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
21615
216162009-05-25  Jan Hubicka  <jh@suse.cz>
21617
21618	* cgraph.c (dump_cgraph_node): Dump size/time/benefit.
21619	* cgraph.h (struct inline_summary): New filed self_wize,
21620	size_inlining_benefit, self_time and time_inlining_benefit.
21621	(struct cgraph_global_info): Replace insns by time ans size fields.
21622	* ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
21623	(ipcp_estimate_growth, ipcp_insert_stage): Likewise.
21624	(ipcp_update_callgraph): Do not touch function bodies.
21625	* ipa-inline.c: Include except.h
21626	(MAX_TIME): New constant.
21627	(overall_insns): Remove.
21628	(leaf_node_p): New.
21629	(overall_size, max_benefit): New static variables.
21630	(cgraph_estimate_time_after_inlining): New function.
21631	(cgraph_estimate_size_after_inlining): Rewrite using benefits.
21632	(cgraph_clone_inlined_nodes): Update size.
21633	(cgraph_mark_inline_edge): Update size.
21634	(cgraph_estimate_growth): Use size info.
21635	(cgraph_check_inline_limits): Check size.
21636	(cgraph_default_inline_p): Likewise.
21637	(cgraph_edge_badness): Compute badness based on benefit and size cost.
21638	(cgraph_decide_recursive_inlining): Check size.
21639	(cgraph_decide_inlining_of_small_function): Update size; dump sizes
21640	and times.
21641	(cgraph_decide_inlining): Likewise.
21642	(cgraph_decide_inlining_incrementally): Likewise; honor
21643	PARAM_EARLY_INLINING_INSNS.
21644	(likely_eliminated_by_inlining_p): New predicate.
21645	(estimate_function_body_sizes): New function.
21646	(compute_inline_parameters): Use it.
21647	* except.c (must_not_throw_labels): New function.
21648	* except.h (must_not_throw_labels): Declare.
21649	* tree-inline.c (init_inline_once): Kill inlining_weigths
21650	* tree-ssa-structalias.c: Avoid uninitialized warning.
21651	* params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
21652	(PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
21653	(PARAM_INLINE_CALL_COST): Remove.
21654	(PARAM_EARLY_INLINING_INSNS): New.
21655
216562009-05-25  Richard Guenther  <rguenther@suse.de>
21657
21658	PR tree-optimization/36327
21659	* tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
21660	callback for reference translation or lookup at the point of may-defs.
21661	* tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
21662	* tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
21663	for union COMPONENT_REFs.
21664	(vn_reference_lookup_3): New callback.  Lookup from memset
21665	and CONSTRUCTOR assignment, translate through struct copies.
21666	(vn_reference_lookup_pieces): Make sure to not free the
21667	passed operands array.  Adjust walk_non_aliased_vuses call.
21668	(vn_reference_lookup): Adjust walk_non_aliased_vuses call,
21669	make sure we do not leak memory.
21670
216712009-05-25  Richard Guenther  <rguenther@suse.de>
21672
21673	* tree-ssa-alias.h (dump_points_to_solution): Declare.
21674	* tree-inline.c (expand_call_inline): Reset the escaped and
21675	callused solutions.
21676	* tree-ssa-structalias.c (pass_build_ealias): New.
21677	* tree-pass.h (pass_build_ealias): Declare.
21678	* passes.c (init_optimization_passes): Add PTA during
21679	early optimizations.
21680	* tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
21681	and CALLUSED solutions.
21682	(dump_points_to_solution): New function, split out from ...
21683	(dump_points_to_info_for): ... here.
21684	* tree-parloops.c (parallelize_loops): Reset the escaped and
21685	callused solutions.
21686
216872009-05-25  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
21688
21689	PR bootstrap/40027
21690	* config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
21691	* config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
21692
216932009-05-25  Ira Rosen  <irar@il.ibm.com>
21694
21695	PR tree-optimization/40238
21696	* tree-vect-stmts.c (vect_init_vector): Insert initialization
21697	statements after basic block's labels.
21698	* tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
21699	to free the allocated memory.
21700
217012009-05-24  Kaz Kojima  <kkojima@gcc.gnu.org>
21702
21703	* gcc/config/sh/sh.c (sh_set_return_address): Mark store of
21704	return address with a USE.
21705
217062009-05-24  Richard Guenther  <rguenther@suse.de>
21707
21708	PR middle-end/40233
21709	* tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
21710	array type from the main variant of the inner type.
21711
217122009-05-24  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
21713
21714	* config/vax/vax-protos.h (legitimate_constant_address_p): Change
21715	definition to bool (from int) to un-break build.
21716	(legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
21717
217182009-05-24  Paolo Bonzini  <bonzini@gnu.org>
21719
21720	* tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
21721	discard_stmt_changes): Delete.
21722	* tree-ssa-operands.c (scb_stack): Delete.
21723	(init_ssa_operands): Do not initialize it.
21724	(fini_ssa_operands): Do not free it.
21725	(push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
21726
21727	* tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
21728	update_stmt, remove the others.  Fix comments.
21729	* tree-dfa.c (optimize_stack_restore): Likewise.
21730	* tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
21731	* tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
21732	* tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
21733	* tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
21734	Likewise.
21735	* tree-ssa-propagate.c (substitute_and_fold): Likewise.
21736	* tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
21737	(dom_opt_finalize_block): Likewise, adjusting access to
21738	stmts_to_rescan.
21739	(optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
21740	(stmts_to_rescan): Change item type to gimple.
21741	(tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
21742
217432009-05-24  Ira Rosen  <irar@il.ibm.com>
21744
21745	* doc/passes.texi (Tree-SSA passes): Document SLP pass.
21746	* tree-pass.h (pass_slp_vectorize): New pass.
21747	* params.h (SLP_MAX_INSNS_IN_BB): Define.
21748	* timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
21749	* tree-vectorizer.c (timevar.h): Include.
21750	(user_vect_verbosity_level): Declare.
21751	(vect_location): Fix comment.
21752	(vect_set_verbosity_level): Update user_vect_verbosity_level
21753	instead of vect_verbosity_level.
21754	(vect_set_dump_settings): Add an argument. Ignore user defined
21755	verbosity if dump flags require higher level of verbosity. Print to
21756	stderr only for loop vectorization.
21757	(vectorize_loops): Update call to vect_set_dump_settings.
21758	(execute_vect_slp): New function.
21759	(gate_vect_slp): Likewise.
21760	(struct gimple_opt_pass pass_slp_vectorize): New.
21761	* tree-vectorizer.h (struct _bb_vec_info): Define along macros to
21762	access its members.
21763	(vec_info_for_bb): New function.
21764	(struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
21765	(VECTORIZATION_ENABLED): New macro.
21766	(SLP_ENABLED, SLP_DISABLED): Likewise.
21767	(vect_is_simple_use): Add bb_vec_info argument.
21768	(new_stmt_vec_info, vect_analyze_data_ref_dependences,
21769	vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
21770	vect_analyze_data_ref_accesses, vect_analyze_data_refs,
21771	vect_schedule_slp, vect_analyze_slp): Likewise.
21772	(vect_analyze_stmt): Add slp_tree argument.
21773	(find_bb_location): Declare.
21774	(vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
21775	* tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
21776	(vect_analyze_loop_operations, vect_analyze_loop,
21777	get_initial_def_for_induction, vect_create_epilog_for_reduction,
21778	vect_finalize_reduction, vectorizable_reduction,
21779	vectorizable_live_operation, vect_transform_loop): Likewise.
21780	* tree-data-ref.c (dr_analyze_innermost): Update comment,
21781	skip evolution analysis if analyzing a basic block.
21782	(dr_analyze_indices): Likewise.
21783	(initialize_data_dependence_relation): Skip the test whether the
21784	object is invariant for basic blocks.
21785	(compute_all_dependences): Skip dependence analysis for data
21786	references in basic blocks.
21787	(find_data_references_in_stmt): Don't fail in case of invariant
21788	access in basic block.
21789	(find_data_references_in_bb): New function.
21790	(find_data_references_in_loop): Move code to
21791	find_data_references_in_bb and add a call to it.
21792	(compute_data_dependences_for_bb): New function.
21793	* tree-data-ref.h (compute_data_dependences_for_bb): Declare.
21794	* tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
21795	that STEP is 0.
21796	(vect_analyze_data_ref_dependence): Check for interleaving in case of
21797	unknown dependence in basic block and fail in case of dependence in
21798	basic block.
21799	(vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
21800	dependence instances from either loop or basic block vectorization
21801	info.
21802	(vect_compute_data_ref_alignment): Check if it is loop vectorization
21803	before calling nested_in_vect_loop_p.
21804	(vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
21805	dependence instances from either loop or basic block vectorization
21806	info.
21807	(vect_verify_datarefs_alignment): Likewise.
21808	(vect_enhance_data_refs_alignment): Adjust function calls.
21809	(vect_analyze_data_refs_alignment): Likewise.
21810	(vect_analyze_group_access): Fix printing. Skip different checks if
21811	DR_STEP is 0. Keep strided stores either in loop or basic block
21812	vectorization data structure. Fix indentation.
21813	(vect_analyze_data_ref_access): Fix comments, allow zero step in
21814	basic blocks.
21815	(vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
21816	dependence instances from either loop or basic block vectorization
21817	info.
21818	(vect_analyze_data_refs): Update comment. Call
21819	compute_data_dependences_for_bb to analyze basic blocks.
21820	(vect_create_addr_base_for_vector_ref): Check for outer loop only in
21821	case of loop vectorization. In case of basic block vectorization use
21822	data-ref itself as a base.
21823	(vect_create_data_ref_ptr): In case of basic block vectorization:
21824	don't advance the pointer, add new statements before the current
21825	statement.  Adjust function calls.
21826	(vect_supportable_dr_alignment): Support only aligned accesses in
21827	basic block vectorization.
21828	* common.opt (ftree-slp-vectorize): New flag.
21829	* tree-vect-patterns.c (widened_name_p): Adjust function calls.
21830	(vect_pattern_recog_1): Likewise.
21831	* tree-vect-stmts.c (process_use): Likewise.
21832	(vect_init_vector): Add new statements in the beginning of the basic
21833	block in case of basic block SLP.
21834	(vect_get_vec_def_for_operand): Adjust function calls.
21835	(vect_finish_stmt_generation): Likewise.
21836	(vectorizable_call): Add assert that it is loop vectorization, adjust
21837	function calls.
21838	(vectorizable_conversion, vectorizable_assignment): Likewise.
21839	(vectorizable_operation): In case of basic block SLP, take
21840	vectorization factor from statement's type and skip the relevance
21841	check. Adjust function calls.
21842	(vectorizable_type_demotion): Add assert that it is loop
21843	vectorization, adjust function calls.
21844	(vectorizable_type_promotion): Likewise.
21845	(vectorizable_store): Check for outer loop only in case of loop
21846	vectorization. Adjust function calls. For basic blocks, skip the
21847	relevance check and don't advance pointers.
21848	(vectorizable_load): Likewise.
21849	(vectorizable_condition): Add assert that it is loop vectorization,
21850	adjust function calls.
21851	(vect_analyze_stmt): Add argument. In case of basic block SLP, check
21852	that it is not reduction, get vector type, call only supported
21853	functions, skip loop specific parts.
21854	(vect_transform_stmt): Check for outer loop only in case of loop
21855	vectorization.
21856	(new_stmt_vec_info): Add new argument and initialize bb_vinfo.
21857	(vect_is_simple_use): Fix comment, add new argument, fix conditions
21858	for external definition.
21859	* passes.c (pass_slp_vectorize): New pass.
21860	* tree-vect-slp.c (find_bb_location): New function.
21861	(vect_get_and_check_slp_defs): Add argument, adjust function calls,
21862	check for patterns only in loops.
21863	(vect_build_slp_tree): Add argument, adjust function calls, fail in
21864	case of multiple types in basic block SLP.
21865	(vect_mark_slp_stmts_relevant): New function.
21866	(vect_supported_load_permutation_p): Fix comment.
21867	(vect_analyze_slp_instance): Add argument. In case of basic block
21868	SLP, take vectorization factor from statement's type, check that
21869	unrolling factor is 1. Adjust function call. Save SLP instance in
21870	either loop or basic block vectorization structure. Return FALSE,
21871	if SLP failed.
21872	(vect_analyze_slp): Add argument. Get strided stores groups from
21873	either loop or basic block vectorization structure. Return FALSE
21874	if basic block SLP failed.
21875	(new_bb_vec_info): New function.
21876	(destroy_bb_vec_info, vect_slp_analyze_node_operations,
21877	vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
21878	(vect_schedule_slp): Add argument. Get SLP instances from either
21879	loop or basic block vectorization structure. Set vectorization factor
21880	to be 1 for basic block SLP.
21881	(vect_slp_transform_bb): New function.
21882	* params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
21883
218842009-05-23  Mark Mitchell  <mark@codesourcery.com>
21885
21886	* final.c (shorten_branches): Do not align labels for jump tables.
21887	(final_scan_insn): Use JUMP_TABLE_DATA_P.
21888
218892009-05-23  Eric Botcazou  <ebotcazou@adacore.com>
21890
21891	* doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
21892	Remove outdated reference to flow.c and fix nits.
21893	* doc/gccint.texi: Tweak RTL description.
21894	* doc/rtl.texi: Likewise.
21895
218962009-05-23  Denis Chertykov  <chertykov@gmail.com>
21897
21898	* config/avr/avr.c: Change my email address.
21899	* config/avr/avr.h: Likewise.
21900	* config/avr/avr.md: Likewise.
21901	* config/avr/avr-protos.h: Likewise.
21902	* config/avr/libgcc.S: Likewise.
21903
219042009-05-22  Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
21905
21906	* config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
21907	(spu_split_load, spu_split_store): Change return type to int.
21908	(spu_split_convert): Declare.
21909	* config/spu/predicates.md (spu_mem_operand): Remove.
21910	(spu_mov_operand): Update.
21911	(spu_dest_operand, shiftrt_operator, extend_operator): Define.
21912	* config/spu/spu.c (regno_aligned_for_load): Remove.
21913	(reg_aligned_for_addr, spu_expand_load): Define.
21914	(spu_expand_extv): Reimplement and handle MEM.
21915	(spu_expand_insv): Handle MEM.
21916	(spu_sched_reorder): Handle insn's with length 0.
21917	(spu_legitimate_address_p): Reimplement.
21918	(store_with_one_insn_p): Return TRUE for any mode with size
21919	larger than 16 bytes.
21920	(address_needs_split): Define.
21921	(spu_expand_mov): Call spu_split_load and spu_split_store for MEM
21922	operands.
21923	(spu_convert_move): Define.
21924	(spu_split_load): Use spu_expand_load and change all MEM's to TImode.
21925	(spu_split_store): Change all MEM's to TImode.
21926	(spu_init_expanders): Preallocate registers that correspond to
21927	LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
21928	mark_reg_pointer.
21929	(spu_split_convert): Define.
21930	* config/spu/spu.md (QHSI, QHSDI): New mode iterators.
21931	(_move<mode>, _movdi, _movti): Update predicate and condition.
21932	(load, store): Change to define_split.
21933	(extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
21934	extend<mode>ti2.
21935	(zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
21936	(lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
21937	define_insn_and_split of lshr<mode>3.
21938	(shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
21939	(<v>ashr<mode>3_imm): Define.
21940	(extv, extzv, insv): Allow MEM operands.
21941	(trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
21942	shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
21943	sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
21944	(_spu_convert2): Change to define_insn_and_split and remove the
21945	corresponding define_peephole2.
21946	(stack_protect_set, stack_protect_test, stack_protect_test_si):
21947	Change predicates to memory_operand.
21948
219492009-05-22  Mark Mitchell  <mark@codesourcery.com>
21950
21951	* config/arm/thumb2.md: Add 16-bit multiply instructions.
21952
219532009-05-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
21954
21955	PR tree-optimization/40219
21956	* tree.c (iterative_hash_expr): Make sure the builtin function is
21957	a normal builtin function and not a front end or back end builtin
21958	before indexing into the built_in_decls array.
21959
219602009-05-22  Richard Guenther  <rguenther@suse.de>
21961
21962	PR middle-end/38964
21963	* alias.c (write_dependence_p): Do not use TBAA for answering
21964	anti-dependence or output-dependence.
21965	* tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
21966	(emit_pointer_definition): Remove.
21967	(emit_alias_warning): Likewise.
21968	(find_what_var_points_to): Remove TBAA pruning code.
21969	(find_what_p_points_to): Likewise.  Do not warn about strict-aliasing
21970	violations.
21971	(compute_points_to_sets): Remove code computing the set of
21972	dereferenced pointers.
21973	* tree-data-ref.c (dr_may_alias_p): Properly use the split
21974	oracle for querying anti and output dependencies.
21975	* tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
21976	if TBAA may be applied.
21977	(refs_anti_dependent_p): New function.
21978	(refs_output_dependent_p): Likewise.
21979	* tree-ssa-alias.h (refs_anti_dependent_p): Declare.
21980	(refs_output_dependent_p): Likewise.
21981	* doc/tree-ssa.texi (Memory model): New section.
21982	* doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21983	* doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21984	* cfgexpand.c (expand_gimple_basic_block): Do not handle
21985	GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
21986	* expr.c (expand_expr_real_1): Likewise.
21987	* gimple-low.c (lower_stmt): Likewise.
21988	* gimple-pretty-print.c (dump_gimple_stmt): Likewise.
21989	(dump_gimple_cdt): Remove.
21990	* gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21991	(gimple_size): Likewise.
21992	(walk_gimple_op): Likewise.
21993	(is_gimple_stmt): Likewise.
21994	(walk_stmt_load_store_addr_ops): Likewise.
21995	(gimple_build_cdt): Remove.
21996	* gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21997	* gimple.h (gimple_cdt_new_type): Remove.
21998	(gimple_cdt_new_type_ptr): Likewise.
21999	(gimple_cdt_set_new_type): Likewise.
22000	(gimple_cdt_location): Likewise.
22001	(gimple_cdt_location_ptr): Likewise.
22002	(gimple_cdt_set_location): Likewise.
22003	* gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
22004	* tree-cfg.c (remove_useless_stmts_1): Do not handle
22005	GIMPLE_CHANGE_DYNAMIC_TYPE.
22006	(verify_types_in_gimple_stmt): Likewise.
22007	* tree-inline.c (estimate_num_insns): Likewise.
22008	(expand_call_inline): Do not copy DECL_NO_TBAA_P.
22009	(copy_decl_to_var): Likewise.
22010	(copy_result_decl_to_var): Likewise.
22011	* tree-pretty-print.c (dump_generic_node): Do not handle
22012	CHANGE_DYNAMIC_TYPE_EXPR.
22013	* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
22014	* tree-ssa-operands.c (get_expr_operands): Likewise.
22015	* tree-ssa-structalias.c (struct variable_info): Remove
22016	no_tbaa_pruning member.
22017	(new_var_info): Do not set it based on DECL_NO_TBAA_P.
22018	(unify_nodes): Do not copy it.
22019	(find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
22020	(dump_solution_for_var): Do not dump no_tbaa_pruning state.
22021	(set_uids_in_ptset): Do not check it.
22022	(find_what_var_points_to): Likewise.
22023	(compute_tbaa_pruning): Remove.
22024	(compute_points_to_sets): Do not call it.
22025	* tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
22026	* tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
22027	* tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
22028	(CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
22029	(DECL_NO_TBAA_P): Likewise.
22030	(struct tree_decl_common): Move no_tbaa_flag to unused flags section.
22031	* omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
22032	(expand_omp_atomic_pipeline): Do not set it.
22033	* print-tree.c (print_node): Do not dump it.
22034	* tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
22035	redundant check.
22036
220372009-05-22 Vladimir Makarov <vmakarov@redhat.com>
22038
22039	PR target/39856
22040	* reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
22041	for clobber.
22042
220432009-05-22  Mark Mitchell  <mark@codesourcery.com>
22044
22045	* tree.c (handle_dll_attribute): Mark dllexport'd inlines as
22046	non-external.
22047
220482009-05-22  Ben Elliston  <bje@au.ibm.com>
22049
22050	* Makefile.in (bversion.h, s-bversion): New targets.
22051	(TOPLEV_H): Add bversion.h.
22052	* toplev.h: Include "bversion.h".
22053	(ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
22054	the __format__ attribute only if compiling with the same version
22055	of GCC as the sources (the "build version").
22056
220572009-05-22  Ben Elliston  <bje@au.ibm.com>
22058
22059	* c-format.c (handle_format_attribute): Fix comment typo.
22060
220612009-05-21  Steve Ellcey  <sje@cup.hp.com>
22062
22063	PR target/37846
22064	* config/ia64/ia64.opt (mfused-madd): New.
22065	* config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
22066	* config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
22067	* config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
22068	madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
22069	nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
22070	msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
22071	nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
22072	* config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
22073	instruction if !TARGET_FUSED_MADD.
22074	(fpma, fpms): Remove colon from name.
22075
220762009-05-22  Richard Guenther  <rguenther@suse.de>
22077
22078	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
22079	TMR_ORIGINAL.  Always either record TMR_SYMBOL or TMR_BASE.
22080	* tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
22081	TARGET_MEM_REF.
22082	(create_expression_by_pieces): Only convert if necessary.
22083	* gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
22084	* tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
22085
220862009-05-21  Adam Nemet  <anemet@caviumnetworks.com>
22087
22088	* config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
22089	regular pattern from a template and rename it ...
22090	(*extzv_truncsi_exts): ... to this.
22091
220922009-05-21  Richard Guenther  <rguenther@suse.de>
22093
22094	* cgraph.h (struct cgraph_node): Remove inline_decl member.
22095	* ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
22096	(cgraph_default_inline_p): Likewise.
22097	(cgraph_decide_inlining_incrementally): Likewise.
22098
220992009-05-21  H.J. Lu  <hongjiu.lu@intel.com>
22100	    Uros Bizjak  <ubizjak@gmail.com>
22101
22102	* config/i386/cpuid.h (bit_MOVBE): New.
22103
22104	* config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
22105
22106	* config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
22107	(OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
22108	(ix86_handle_option): Handle OPT_mmovbe.
22109	(ix86_target_string): Add -mmovbe.
22110	(pta_flags): Add PTA_MOVBE.
22111	(processor_alias_table): Add PTA_MOVBE to "atom".
22112	(override_options): Handle PTA_MOVBE.
22113
22114	* config/i386/i386.h (TARGET_MOVBE): New.
22115
22116	* config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
22117	(*bswapsi_movbe): New.
22118	(*bswapdi_movbe): Likewise.
22119	(bswapdi2): Renamed to ...
22120	(*bswapdi_1): This.
22121	(bswapdi2): New expander.
22122
22123	* config/i386/i386.opt (mmovbe): New.
22124
22125	* doc/invoke.texi: Document -mmovbe.
22126
221272009-05-21  Taras Glek  <tglek@mozilla.com>
22128
22129	* plugin.c (try_init_one_plugin): Updated to new plugin_init API.
22130	* gcc-plugin.h (plugin_init): Updated signature.
22131	* gcc-plugin.h (plugin_name_args): Moved to this header.
22132	* doc/plugins.texi (plugin_init): Updated documention to reflect
22133	API change.
22134	* doc/plugins.texi (plugin_name_args): Added to documention.
22135
221362009-05-21  Mark Mitchell  <mark@codesourcery.com>
22137
22138	* config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
22139	(*mul<mode>3neg<mode>add<mode>_neon): Likewise.
22140
221412009-05-21  Shujing Zhao  <pearly.zhao@oracle.com>
22142
22143	* config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
22144	JUMP_TABLE_DATA_P predicates where applicable.
22145	* config/i386/predicates.md: Ditto.
22146	* config/i386/sse.md: Ditto.
22147
221482009-05-21  Jakub Jelinek  <jakub@redhat.com>
22149
22150	* config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
22151	operand2 -128 override length_immediate attribute to 1.
22152	* config/i386/predicates.md (constm128_operand): New predicate.
22153
22154	* config/i386/i386.c (memory_address_length): Handle %r12
22155	the same as %rsp and %r13 the same as %rbp.  For %rsp and %rbp
22156	also check REGNO.
22157	(ix86_attr_length_address_default): For MODE_SI lea in 64-bit
22158	mode look through optional ZERO_EXTEND and SUBREG.
22159	* config/i386/i386.md (R12_REG): New define_constant.
22160	(prefix_data16): For sse unit set also for MODE_TI insns.
22161	(prefix_rex): For -m32 always return 0.  For TYPE_IMOVX
22162	insns set if operand 1 is ext_QIreg_operand.
22163	(modrm): For TYPE_IMOV clear only if not MODE_DI.  For
22164	TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
22165	immediate.
22166	(*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
22167	mode from MODE_DI to MODE_SI.
22168	(movdi_1_rex64): Override modrm and length_immediate attributes
22169	only for movabs (TYPE_IMOV, alternative 2).
22170	(zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
22171	(*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
22172	*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
22173	*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
22174	*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
22175	prefix_rex attribute if DImode.
22176	(*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
22177	*addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
22178	*addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
22179	*addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
22180	attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
22181	(pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
22182	Likewise.  For TYPE_IMOV clear length_immediate attribute.
22183	(*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
22184	*ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
22185	*ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
22186	*ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
22187	*ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
22188	or one operand TYPE_ISHIFT.
22189	(*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
22190	*ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
22191	*ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
22192	*ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
22193	*ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
22194	*ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
22195	*ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
22196	*lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
22197	*lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
22198	*lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
22199	*lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
22200	*lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
22201	*lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
22202	*rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
22203	*rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
22204	*rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
22205	*rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
22206	set mode attribute, don't override length attribute.
22207	(*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
22208	to 1.
22209	(return_internal_long): Set length attribute to 2 instead of 1.
22210	(*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
22211	*cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
22212	prefix_rex attribute.
22213	* config/i386/predicates.md (ext_QIreg_operand, const128_operand):
22214	New predicates.
22215	(memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
22216
222172009-05-21  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
22218
22219	* config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
22220
222212009-05-20  Ian Lance Taylor  <iant@google.com>
22222
22223	* tree.c (build_tree_list_vec_stat): New function.
22224	(ctor_to_vec): New function.
22225	(build_nt_call_vec): New function.
22226	(build_call_array): Change args to be a const pointer.
22227	(build_call_vec): New function.
22228	* tree.h (build_nt_call_vec): Declare.
22229	(build_tree_list_vec_stat): Declare.
22230	(build_tree_list_vec): Define.
22231	(build_call_array): Update declaration.
22232	(build_call_vec): Declare.
22233	(ctor_to_vec): Declare.
22234	* c-common.c (tree_vector_cache): New static variable.
22235	(make_tree_vector): New function.
22236	(release_tree_vector): New function.
22237	(make_tree_vector_single): New function.
22238	(make_tree_vector_copy): New function.
22239	* c-common.h (tree_vector_cache, make_tree_vector): Declare.
22240	(make_tree_vector_single, make_tree_vector_copy): Declare.
22241	* c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
22242	(c_parser_expr_list): Don't manage cache here, instead call
22243	make_tree_vector.
22244	(c_parser_release_expr_list): Remove static function.
22245	(c_parser_vec_to_tree_list): Remove static function.
22246	(c_parser_attributes): Call build_tree_list_vec instead of
22247	c_parser_vec_to_tree_list.  Call release_tree_vector instead of
22248	c_parser_release_expr_list.
22249	(c_parser_postfix_expression_after_primary): Likewise.
22250	(c_parser_objc_keywordexpr): Likewise.
22251
222522009-05-20  Sandra Loosemore  <sandra@codesourcery.com>
22253
22254	* doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
22255	TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
22256	TARGET_CONVERT_TO_TYPE.
22257	* hooks.c (hook_tree_const_tree_null): Define.
22258	* hooks.h (hook_tree_const_tree_null): Declare.
22259	* target.h (struct gcc_target):  Add invalid_parameter_type,
22260	invalid_return_type, promoted_type, and convert_to_type fields.
22261	* target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
22262	(TARGET_INVALID_RETURN_TYPE): Define.
22263	(TARGET_PROMOTED_TYPE): Define.
22264	(TARGET_CONVERT_TO_TYPE): Define.
22265	(TARGET_INITIALIZER): Update for new fields.
22266	* c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
22267	(grokparms): Check targetm.invalid_parameter_type.
22268	* c-typeck.c (default_conversion): Check targetm.promoted_type.
22269	* c-convert.c (convert): Check targetm.convert_to_type.
22270
222712009-05-20  Adam Nemet  <anemet@caviumnetworks.com>
22272
22273	* config/mips/mips.md (*extenddi_truncate<mode>,
22274	*extendsi_truncate<mode>): Emit exts if supported.  Add attribute
22275	defintions.
22276	(*extendhi_truncateqi): New define_insn_and_sptit.
22277
222782009-05-20  Jakub Jelinek  <jakub@redhat.com>
22279
22280	PR middle-end/40204
22281	* fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
22282	recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
22283
222842009-05-20  Eric Botcazou  <ebotcazou@adacore.com>
22285
22286	* fold-const.c (build_fold_addr_expr_with_type): Take the address of
22287	the operand of VIEW_CONVERT_EXPR.
22288
222892009-05-20  H.J. Lu  <hongjiu.lu@intel.com>
22290
22291	* config/i386/driver-i386.c (host_detect_local_cpu): Check
22292	extended family and model for Intel processors.  Support Intel Atom.
22293
222942009-05-20  Olivier Hainque  <hainque@adacore.com>
22295
22296	* gstab.h (stab_code_type): Define, to be used instead of the
22297	__stab_debug_code enum, made anonymous.  Add 2009 to the copyright
22298	notice.
22299	* dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
22300	occurrences by stab_code_type.
22301	* mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
22302
223032009-05-20  Martin Jambor  <mjambor@suse.cz>
22304
22305	* tree-flow.h (insert_edge_copies_seq): Undeclare.
22306	(sra_insert_before): Likewise.
22307	(sra_insert_after): Likewise.
22308	(sra_init_cache): Likewise.
22309	(sra_type_can_be_decomposed_p): Likewise.
22310	* tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
22311	* tree-sra.c (sra_type_can_be_decomposed_p): Made static.
22312	(sra_insert_before): Likewise.
22313	(sra_insert_after): Likewise.
22314	(sra_init_cache): Likewise.
22315	(insert_edge_copies_seq): Made static and moved upwards.
22316
22317	* tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
22318	case.
22319
22320	* tree-flow-inline.h (contains_view_convert_expr_p): New function.
22321
22322	* ipa-prop.c (get_ssa_def_if_simple_copy): New function.
22323	(determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
22324	simple copies.
22325
223262009-05-20  Richard Guenther  <rguenther@suse.de>
22327
22328	* expr.c (expand_expr_real_1): Avoid calling do_store_flag
22329	with mismatched comparison modes.
22330
223312009-05-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
22332
22333	* config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
22334	(peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
22335	* config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
22336	with shifts for Thumb2.
22337	(orsi_notsi): New for orn.
22338	(*thumb_orsi_notshiftsi_si): Allow orn with shifts.
22339	(*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
22340	* config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
22341	(arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
22342	Don't invert remainder for IOR.
22343
223442009-05-19  Zdenek Dvorak  <ook@ucw.cz>
22345
22346	PR tree-optimization/40087
22347	* tree-ssa-loop-niter.c (number_of_iterations_ne_max,
22348	number_of_iterations_ne): Rename never_infinite argument.
22349	(number_of_iterations_lt_to_ne, number_of_iterations_lt,
22350	number_of_iterations_le): Handle pointer-type ivs when
22351	exit_must_be_taken is false.
22352	(number_of_iterations_cond):  Do not always assume that
22353	exit_must_be_taken if the control variable is a pointer.
22354
223552009-05-19  Andrew Pinski  <andrew_pinski@playstation.sony.com>
22356
22357	* c-typeck.c (build_binary_op): Allow % on integal vectors.
22358	* doc/extend.texi (Vector Extension): Document that % is allowed too.
22359
223602009-05-19  H.J. Lu  <hongjiu.lu@intel.com>
22361
22362	* config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
22363	ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
22364
223652009-05-19  Manuel López-Ibáñez  <manu@gcc.gnu.org>
22366
22367	PR c/40172
22368	* c.opt (Wlogical-op): Disabled by default.
22369	* c-opt (c_common_post_options): Do not enable Wlogical-op with
22370	Wextra.
22371	* doc/invoke.texi (Wlogical-op): Likewise.
22372
223732009-05-19  Eric Botcazou  <ebotcazou@adacore.com>
22374
22375	* tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
22376	into CASE_CONVERT.
22377	<PLUS_EXPR>: Strip useless type conversions instead of type nops.
22378	Propagate the type of the first operand.
22379	<ASSERT_EXPR>: Simplify.
22380	(follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
22381	Rewrite using the RHS code as discriminant.
22382	<NOP_EXPR>: Turn into CASE_CONVERT.
22383	<PLUS_EXPR>: Propagate the type of the first operand.
22384
223852009-05-19  Steve Ellcey  <sje@cup.hp.com>
22386
22387	* config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
22388	(ia64_dconst_0_375): New.
22389	* config/ia64/ia64.c (ia64_override_options): Remove
22390	-minline-sqrt-min-latency warning.
22391	(ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
22392	(ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
22393	* config/ia64/ia64.md (*sqrt_approx): Remove.
22394	(sqrtsf2): Remove #if 0.
22395	(sqrtsf2_internal_thr): Rewrite and move to div.md.
22396	(sqrtdf): Remove assert.
22397	(sqrtdf2_internal_thr): Rewrite and move to div.md.
22398	(sqrtxf2): Remove #if 0.
22399	(sqrtxf2_internal_thr): Rewrite and move to div.md.
22400	* div.md (sqrt_approx_rf): New.
22401	(sqrtsf2_internal_thr): New implementation.
22402	(sqrtsf2_internal_lat): New.
22403	(sqrtdf2_internal_thr: New implementation.
22404	(sqrtxf2_internal): New implementation.
22405
224062009-05-19  Francois-Xavier Coudert  <fxcoudert@gmail.com>
22407	    Hans-Peter Nilsson  <hp@axis.com>
22408
22409	* defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
22410	(WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
22411	(INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
22412	(INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
22413	(UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
22414	(INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
22415	(UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
22416	(INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
22417	(UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
22418	(SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
22419	* c-common.c: ...from here.
22420
224212009-05-19  Manuel López-Ibáñez  <manu@gcc.gnu.org>
22422
22423	* c-common.c (warn_logical_operator): Remove unnecessary conditionals.
22424
224252009-05-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
22426
22427	* builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
22428
224292009-05-19  Ben Elliston  <bje@au.ibm.com>
22430
22431	* unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
22432	assignments with memcpy calls.
22433	(add_fdes): Likewise.
22434	(binary_search_unencoded_fdes): Likewise.
22435	(linear_search_fdes): Eliminate type puns.
22436
224372009-05-19  Richard Guenther  <rguenther@suse.de>
22438
22439	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
22440	not falsely claim to have propagated into all uses.
22441
224422009-05-19  Ben Elliston  <bje@au.ibm.com>
22443
22444	* doc/invoke.texi (C Dialect Options): Update OpenMP specification
22445	version to v3.0.
22446
224472009-05-18  Kaz Kojima  <kkojima@gcc.gnu.org>
22448
22449	* config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
22450	* config/sh/sh.c (sh_legitimate_address_p): Make static.
22451	(TARGET_LEGITIMATE_ADDRESS_P): New.
22452	* config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22453	* config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
22454
224552009-05-18  Dodji Seketeli  <dodji@redhat.com>
22456
22457	PR debug/40109
22458	* dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
22459	child of the containing namespace's DIE.
22460
224612009-05-18  Adam Nemet  <anemet@caviumnetworks.com>
22462
22463	* config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
22464	*zero_extendhi_truncqi):  Move after the zero_extend patterns.
22465	(*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
22466	extend patterns.
22467
224682009-05-18  H.J. Lu  <hongjiu.lu@intel.com>
22469
22470	PR target/39942
22471	* config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
22472	gen_align with gen_pad.
22473	(ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
22474	#ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
22475
22476	* config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
22477	* config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
22478
22479	* config/i386/i386.md (align): Renamed to ...
22480	(pad): This.  Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
22481	ASM_OUTPUT_MAX_SKIP_PAD.
22482
224832009-05-18  Andreas Schwab  <schwab@linux-m68k.org>
22484
22485	* config.gcc: Fix variable syntax.
22486
22487	PR target/39531
22488	* config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
22489	before calling exact_log2.
22490	(output_iorsi3): Likewise.
22491	(output_xorsi3): Likewise.
22492
224932009-05-18  Kaz Kojima  <kkojima@gcc.gnu.org>
22494
22495	* config/sh/sh.c (expand_cbranchdi4): Use a scratch register
22496	for the none zero constant operand except for EQ and NE
22497	comprisons even when the first operand is R0.
22498
224992009-05-18  Andreas Krebbel  <krebbel1@de.ibm.com>
22500
22501	* config/s390/2064.md: Remove trailing whitespaces.
22502	* config/s390/2084.md: Likewise.
22503	* config/s390/constraints.md: Likewise.
22504	* config/s390/fixdfdi.h: Likewise.
22505	* config/s390/libgcc-glibc.ver: Likewise.
22506	* config/s390/s390-modes.def: Likewise.
22507	* config/s390/s390-protos.h: Likewise.
22508	* config/s390/s390.c: Likewise.
22509	* config/s390/s390.h: Likewise.
22510	* config/s390/s390.md: Likewise.
22511	* config/s390/tpf-unwind.h: Likewise.
22512
225132009-05-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
22514
22515	* config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
22516
225172009-05-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
22518
22519	M68K TLS support.
22520	* configure.ac (m68k-*-*): Check if binutils support TLS.
22521	* configure: Regenerate.
22522	* config/m68k/predicates.md (symbolic_operand): Extend comment.
22523	* config/m68k/constraints.md (Cu): New constraint.
22524	* config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
22525	(UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
22526	(movsi): Handle TLS symbols.
22527	(addsi3_5200): Handle XTLS symbols, indent.
22528	* config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
22529	(m68k_tls_reference_p): Declare.
22530	(m68k_legitimize_address): Declare.
22531	(m68k_unwrap_symbol): Declare.
22532	* config/m68k/m68k.opt (mxtls): New option.
22533	* config/m68k/m68k.c (ggc.h): Include.
22534	(m68k_output_dwarf_dtprel): Implement hook.
22535	(TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
22536	(m68k_expand_prologue): Load GOT pointer when function needs it.
22537	(m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
22538	(m68k_legitimate_constant_address_p): Same.
22539	(m68k_decompose_address): Handle TLS references.
22540	(m68k_get_gp): New static function.
22541	(enum m68k_reloc): New contants.
22542	(TLS_RELOC_P): New macro.
22543	(m68k_wrap_symbol): New static function.
22544	(m68k_unwrap_symbol): New function.
22545	(m68k_final_prescan_insn_1): New static function.
22546	(m68k_final_prescan_insn): New function.
22547	(m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
22548	functions.
22549	(legitimize_pic_address): Handle TLS references..
22550	(m68k_tls_get_addr, m68k_get_tls_get_addr)
22551	(m68k_libcall_value_in_a0_p)
22552	(m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
22553	(m68k_call_m68k_read_tp): Helper variables and functions for ...
22554	(m68k_legitimize_tls_address): Handle TLS references.
22555	(m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
22556	New functions.
22557	(m68k_legitimize_address): Handle TLS symbols.
22558	(m68k_get_reloc_decoration): New static function.
22559	(m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
22560	UNSPEC_RELOC32.
22561	(m68k_output_dwarf_dtprel): Implement hook.
22562	(print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
22563	(m68k_libcall_value): Return result in A0 instead of D0 when asked by
22564	m68k_call_* routines.
22565	(sched_attr_op_type): Handle TLS symbols.
22566	(gt-m68k.h): Include.
22567	* config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
22568	(LEGITIMATE_PIC_OPERAND_P): Support TLS.
22569
225702009-05-18  Martin Jambor  <mjambor@suse.cz>
22571
22572	* ipa-prop.c (ipa_check_stmt_modifications): Removed.
22573	(visit_store_addr_for_mod_analysis): New function.
22574	(ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
22575	(determine_cst_member_ptr): Use gimple_assign_single_p.
22576	(ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
22577	(ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
22578	operands.  Don't check number of operands of a NOP_EXPR.
22579
225802009-05-18  Eric Fisher  <joefoxreal@gmail.com>
22581
22582	* doc/tree-ssa.texi (SSA Operands): Fix a mistake.
22583
225842009-05-17  Manuel López-Ibáñez  <manu@gcc.gnu.org>
22585
22586	PR c/40172
22587	* c-common.c (warn_logical_operator): Don't warn if one of
22588	expression isn't always true or false.
22589
225902009-05-17  Kai Tietz  <kai.tietz@onevision.com>
22591
22592	* config/i386/biarch32.h: New file.
22593	* config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
22594
225952009-05-17  Adam Nemet  <anemet@caviumnetworks.com>
22596
22597	* config/mips/mips.md (*zero_extend<mode>_trunchi,
22598	*zero_extend<mode>_truncqi): Merge these into ...
22599	(*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
22600	Name the pattern following this as *zero_extendhi_truncqi.
22601
226022009-05-16  Brad Lucier  <lucier@math.purdue.edu>
22603
22604	PR middle-end/39301
22605	* hwint.h: Add macro HOST_WIDEST_INT_PRINT.
22606	* bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
22607	(output_info): Make field HOST_WIDEST_INT.
22608	(print_statistics): Use HOST_WIDEST_INT_PRINT.
22609	(dump_bitmat_statistics): Same.
22610
226112009-05-16  Francois-Xavier Coudert  <fxcoudert@gmail.com>
22612
22613	* config.gcc (use_gcc_stdint):  Set to wrap.
22614	* config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
22615	INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
22616	UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22617	INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22618	UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22619	INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22620	UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22621	UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22622
226232009-05-16  Joseph Myers  <joseph@codesourcery.com>
22624
22625	* config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
22626	tune_64.
22627	* config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
22628	Move definitions earlier.
22629	(OPT_ARCH64, OPT_ARCH32): Define.
22630	(OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
22631	and tune_64.
22632
226332009-05-16  Richard Earnshaw  <rearnsha@arm.com>
22634
22635	PR target/40153
22636	* arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
22637	implies.
22638
226392009-05-16  Richard Earnshaw  <rearnsha@arm.com>
22640
22641	* arm.md (movdi2): Copy non-reg values to DImode registers.
22642
226432009-05-16  Jakub Jelinek  <jakub@redhat.com>
22644
22645	PR target/39942
22646	* final.c (label_to_max_skip): New function.
22647	(label_to_alignment): Only use LABEL_TO_ALIGNMENT if
22648	CODE_LABEL_NUMBER <= max_labelno.
22649	* output.h (label_to_max_skip): New prototype.
22650	* config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
22651	(ix86_avoid_jump_mispredicts): ... this.  Don't define if
22652	ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.  Update comment.
22653	Handle CODE_LABELs with >= 16 byte alignment or with
22654	max_skip == (1 << align) - 1.
22655	(ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
22656	ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
22657
22658	PR target/39942
22659	* config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
22660	.p2align 3 if MAX_SKIP is smaller than 7.
22661	* config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
22662
226632009-05-15  Ian Lance Taylor  <iant@google.com>
22664
22665	* alias.c (struct alias_set_entry_d): Rename from struct
22666	alias_set_entry.  Change all uses.
22667	* except.c (struct call_site_record_d): Rename from struct
22668	call_site_record.  Change all uses.
22669	* except.h (struct eh_region_d): Rename from struct eh_region.
22670	Change all uses.
22671	* gcse.c (struct hash_table_d): Rename from struct hash_table.
22672	Change all uses.
22673	* graphite.c (struct ivtype_map_elt_d): Rename fromstruct
22674	ivtype_map_elt.  Change all uses.
22675	(struct rename_map_elt_d): Rename fromstruct rename_map_elt.
22676	Change all uses.
22677	(struct ifsese_d): Rename fromstruct ifsese.  Change all uses.
22678	* graphite.h (struct name_tree_d): Rename from struct name_tree.
22679	Change all uses.
22680	(struct sese_d): Rename from struct sese.  Change all uses.
22681	* omega.h (struct eqn_d): Rename from struct eqn.  Change all uses.
22682	(struct omega_pb_d): Rename from struct omega_pb.  Change all uses.
22683	* optabs.h (struct optab_d): Rename from struct optab.  Change all
22684	uses.
22685	(struct convert_optab_d): Rename from struct convert_optab.
22686	Change all uses.
22687	* tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
22688	ipa_opt_pass.  Change all uses.
22689	* tree-predcom.c (struct dref_d): Rename from struct dref.  Change
22690	all uses.
22691
22692	* c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
22693	defined as a typedef.
22694	(grokdeclarator): If -Wc++-compat, warn if a typedef is already
22695	defined as a tag.
22696
226972009-05-15  Manuel López-Ibáñez  <manu@gcc.gnu.org>
22698
22699	PR 16302
22700	* fold-const.c (make_range,build_range_check,merge_ranges): Move
22701	declaration to...
22702	(merge_ranges): Returns bool.
22703	* tree.h (make_range): .. to here.
22704	(build_range_check): Likewise.
22705	(merge_ranges): Likewise. Renamed from merge_ranges.
22706	* c-typeck.c (parser_build_binary_op): Update calls to
22707	warn_logical_operator.
22708	* c-common.c (warn_logical_operator): Add new warning.
22709	* c-common.h (warn_logical_operator): Update declaration.
22710
227112009-05-15  Manuel López-Ibáñez  <manu@gcc.gnu.org>
22712
22713	* ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
22714
227152009-05-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
22716
22717	* doc/install.texi: Document MPC requirements, flags etc.
22718
22719	* builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
22720	(fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
22721	Evaluate constant arguments.
22722	(fold_builtin_carg): Ensure we get a complex REAL_TYPE.
22723	(fold_builtin_1): Likewise, also evaluate constant arguments.
22724	Remove superfluous break.
22725	(do_mpc_ckconv): New.
22726	* real.h: Include mpc.h.
22727	* toplev.c (print_version): Output MPC version info if available.
22728
227292009-05-15  Sandra Loosemore  <sandra@codesourcery.com>
22730
22731	* fold-const.c (fold_convert_const_real_from_real): Check for overflow.
22732
227332009-05-15  H.J. Lu  <hongjiu.lu@intel.com>
22734
22735	* config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
22736	only once.
22737
227382009-05-15  Jan Hubicka  <jh@suse.cz>
22739
22740	* doc/invoke.texi (max-early-inliner-iterations): New flag.
22741	* ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
22742	(try_inline): Fix return value.
22743	(cgraph_decide_inlining_incrementally): Honor new value.
22744	(cgraph_early_inlining): Handle indirect inlining.
22745	* params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
22746
227472009-05-15  Jan Hubicka  <jh@suse.cz>
22748
22749	* cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
22750	* cgraphunit.c (cgraph_finalize_function): Set it.
22751	(cgraph_expand_function): Use it.
22752
227532009-05-15  Sandra Loosemore  <sandra@codesourcery.com>
22754
22755	* real.c (encode_ieee_half): Define.
22756	(decode_ieee_half): Define.
22757	(ieee_half_format): Define.
22758	(arm_half_format): Define.
22759	* real.h (ieee_half_format): Declare.
22760	(arm_half_format): Declare.
22761
227622009-05-15  Sandra Loosemore  <sandra@codesourcery.com>
22763
22764	* optabs.c (prepare_float_lib_cmp):  Test that the comparison,
22765	swapped, and reversed optabs exist before trying to use them.
22766
227672009-05-15  Paul Brook  <paul@codesourcery.com>
22768	    Sandra Loosemore  <sandra@codesourcery.com>
22769
22770	* config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
22771	loads.  Allow PRE_DEC.
22772	(output_move_neon): Handle PRE_DEC.
22773	(arm_print_operand): Add 'A' for neon structure loads.
22774	* config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
22775	* config/arm/neon.md (neon_mov): Update comment.
22776	* config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
22777	calls.
22778	(Um): New constraint.
22779
227802009-05-15  Jan Hubicka  <jh@suse.cz>
22781
22782	Revert the following patch until testsuite fallout is fixed:
22783	* cgraph.c (dump_cgraph_node): Dump size/time/benefit.
22784	* cgraph.h (struct inline_summary): New filed self_wize,
22785	size_inlining_benefit, self_time and time_inlining_benefit.
22786	(struct cgraph_global_info): Replace insns by time ans size fields.
22787	* ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
22788	(ipcp_estimate_growth, ipcp_insert_stage): Likewise.
22789	(ipcp_update_callgraph): Do not touch function bodies.
22790	* ipa-inline.c: Include except.h
22791	(MAX_TIME): New constant.
22792	(overall_insns): Remove
22793	(overall_size, max_benefit): New static variables.
22794	(cgraph_estimate_time_after_inlining): New function.
22795	(cgraph_estimate_size_after_inlining): Rewrite using benefits.
22796	(cgraph_clone_inlined_nodes): Update size.
22797	(cgraph_mark_inline_edge): Update size.
22798	(cgraph_estimate_growth): Use size info.
22799	(cgraph_check_inline_limits): Check size.
22800	(cgraph_default_inline_p): Likewise.
22801	(cgraph_edge_badness): Compute badness based on benefit and size cost.
22802	(cgraph_decide_recursive_inlining): Check size.
22803	(cgraph_decide_inlining_of_small_function): Update size; dump sizes
22804	and times.
22805	(cgraph_decide_inlining): Likewise.
22806	(cgraph_decide_inlining_incrementally): Likewise; honor
22807	PARAM_EARLY_INLINING_INSNS.
22808	(likely_eliminated_by_inlining_p): New predicate.
22809	(estimate_function_body_sizes): New function.
22810	(compute_inline_parameters): Use it.
22811	* except.c (must_not_throw_labels): New function.
22812	* except.h (must_not_throw_labels): Declare.
22813	* tree-inline.c (init_inline_once): Kill inlining_weigths
22814	* tree-ssa-structalias.c: Avoid uninitialized warning.
22815	* params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
22816	(PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
22817	(PARAM_INLINE_CALL_COST): Remove.
22818	(PARAM_EARLY_INLINING_INSNS): New.
22819
228202009-05-15  Richard Guenther  <rguenther@suse.de>
22821
22822	* tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
22823	not TODO_update_ssa.
22824
228252009-05-15  Richard Guenther  <rguenther@suse.de>
22826
22827	PR tree-optimization/39999
22828	* gimple.h (gimple_expr_type): Use the expression type looking
22829	through useless conversions.
22830	* tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
22831	(vn_nary_op_insert_stmt): Likewise.
22832	(simplify_binary_expression): Likewise.
22833
228342009-05-15  Richard Guenther  <rguenther@suse.de>
22835
22836	* common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22837	New options, enabled by default.
22838	* doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22839	Document.
22840	* tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
22841	* tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
22842	* tree-ssa-structalias.c (gate_tree_pta): New function.
22843	(pass_build_alias): Use it.
22844
228452009-05-15  Joseph Myers  <joseph@codesourcery.com>
22846
22847	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
22848	recurse on an invariant address if a conversion from a pointer
22849	type to a wider integer type is involved.
22850
228512009-05-15  Jan Hubicka  <jh@suse.cz>
22852
22853	* cgraph.c (dump_cgraph_node): Dump size/time/benefit.
22854	* cgraph.h (struct inline_summary): New filed self_wize,
22855	size_inlining_benefit, self_time and time_inlining_benefit.
22856	(struct cgraph_global_info): Replace insns by time ans size fields.
22857	* ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
22858	(ipcp_estimate_growth, ipcp_insert_stage): Likewise.
22859	(ipcp_update_callgraph): Do not touch function bodies.
22860	* ipa-inline.c: Include except.h
22861	(MAX_TIME): New constant.
22862	(overall_insns): Remove
22863	(overall_size, max_benefit): New static variables.
22864	(cgraph_estimate_time_after_inlining): New function.
22865	(cgraph_estimate_size_after_inlining): Rewrite using benefits.
22866	(cgraph_clone_inlined_nodes): Update size.
22867	(cgraph_mark_inline_edge): Update size.
22868	(cgraph_estimate_growth): Use size info.
22869	(cgraph_check_inline_limits): Check size.
22870	(cgraph_default_inline_p): Likewise.
22871	(cgraph_edge_badness): Compute badness based on benefit and size cost.
22872	(cgraph_decide_recursive_inlining): Check size.
22873	(cgraph_decide_inlining_of_small_function): Update size; dump sizes
22874	and times.
22875	(cgraph_decide_inlining): Likewise.
22876	(cgraph_decide_inlining_incrementally): Likewise; honor
22877	PARAM_EARLY_INLINING_INSNS.
22878	(likely_eliminated_by_inlining_p): New predicate.
22879	(estimate_function_body_sizes): New function.
22880	(compute_inline_parameters): Use it.
22881	* except.c (must_not_throw_labels): New function.
22882	* except.h (must_not_throw_labels): Declare.
22883	* tree-inline.c (init_inline_once): Kill inlining_weigths
22884	* tree-ssa-structalias.c: Avoid uninitialized warning.
22885	* params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
22886	(PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
22887	(PARAM_INLINE_CALL_COST): Remove.
22888	(PARAM_EARLY_INLINING_INSNS): New.
22889	doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
22890	(inline-call-cost): Remove.
22891	(early-inlining-insns): New.
22892
228932009-05-15  Eric Botcazou  <ebotcazou@adacore.com>
22894
22895	* dbxout.c (dbxout_range_type): Add LOW and HIGH parameters.  Use them
22896	for bounds.
22897	(print_int_cst_bounds_in_octal_p): Likewise.
22898	(dbxout_type): Adjust calls to above functions.  Be prepared to deal
22899	with subtypes.
22900	* dwarf2out.c (base_type_die): Likewise.
22901	(is_subrange_type): Delete.
22902	(subrange_type_die): Add LOW and HIGH parameters.  Use them for bounds.
22903	(modified_type_die): Call subrange_type_for_debug_p on subtypes.
22904	* fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
22905	if the destination type is boolean.
22906	(build_range_check): Do not special-case subtypes.
22907	(fold_sign_changed_comparison): Likewise.
22908	(fold_unary): Likewise.
22909	* langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
22910	(LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
22911	* langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
22912	* tree.c (subrange_type_for_debug_p): New predicate based on the
22913	former is_subrange_type.
22914	* tree.h (subrange_type_for_debug_p): Declare.
22915	* tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
22916	(convert_affine_scev): Remove call to above function.
22917	(chrec_convert_aggressive): Likewise.
22918	* tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
22919	false for conversions involving subtypes.
22920	* tree-vrp.c (vrp_val_max): Do not special-case subtypes.
22921	(vrp_val_min): Likewise.
22922	(needs_overflow_infinity): Likewise.
22923	(extract_range_from_unary_expr): Likewise.
22924
229252009-05-15  Paolo Bonzini  <bonzini@gnu.org>
22926
22927	* config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
22928	* config/frv/frv.c: Likewise.
22929	* config/s390/s390.c: Likewise.
22930	* config/sparc/sparc.h: Likewise.
22931	* config/i386/i386.h: Likewise.
22932	* config/i386/i386.c: Likewise.
22933	* config/crx/crx.c: Likewise.
22934	* config/m68hc11/m68hc11.h: Likewise.
22935	* config/iq2000/iq2000.c: Likewise.
22936	* config/mn10300/mn10300.h: Likewise.
22937	* config/mn10300/mn10300.c: Likewise.
22938	* config/m68k/m68k.c: Likewise.
22939	* config/rs6000/rs6000.c: Likewise.
22940	* config/rs6000/xcoff.h: Likewise.
22941	* config/rs6000/linux64.h: Likewise.
22942	* config/rs6000/sysv4.h: Likewise.
22943	* config/score/score3.c: Likewise.
22944	* config/score/score7.c: Likewise.
22945	* config/score/score.c: Likewise.
22946	* config/arm/arm.md: Likewise.
22947	* config/mips/mips.c: Likewise.
22948	* config/mips/mips.md: Likewise.
22949	* config/bfin/bfin.h: Likewise.
22950	* config/pa/pa.c: Likewise.
22951	* config/pa/constraints.md: Likewise.
22952
22953	* config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
22954	* config/pdp11/pdp11.c (legitimate_address_p): Delete.
22955	* config/pdp11/pdp11.h: Use memory_address_p instead.
22956
229572009-05-14  Ian Lance Taylor  <iant@google.com>
22958
22959	* passes.c (finish_optimization_passes): Change i to int.
22960	* plugin.c (plugins_active_p): Change event to int.
22961	(dump_active_plugins): Likewise.
22962	* reginfo.c (invalid_mode_change_p): Change to to unsigned int.
22963	Add cast.
22964	* tree.c (tree_range_check_failed): Change c to unsigned int.
22965	(omp_clause_range_check_failed): Likewise.
22966	(build_common_builtin_nodes): Change mode to int.  Add cast.
22967	* config/ia64/ia64.c (is_emitted): Change r to unsigned int.
22968	(ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
22969
22970	* c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
22971	++ or -- with a variable of enum type.
22972
229732009-05-14  Steven Bosscher  <steven@gcc.gnu.org>
22974
22975	PR driver/40144
22976	* opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
22977
229782009-05-14  Steven Bosscher  <steven@gcc.gnu.org>
22979
22980	* store-motion.c: Do not include params.h
22981	* Makefile.in: Fix dependencies for various files.
22982
229832009-05-14  Steven Bosscher  <steven@gcc.gnu.org>
22984
22985	* auto-inc-dec.c: Fix pass description, remove apparent
22986	accidental duplication.
22987
229882009-05-14  H.J. Lu  <hongjiu.lu@intel.com>
22989
22990	PR middle-end/40147
22991	* ipa-utils.h (memory_identifier_string): Moved to ...
22992	* tree.h (memory_identifier_string): Here.  Add GTY(()).
22993
229942009-05-14  Paolo Bonzini  <bonzini@gnu.org>
22995
22996	* doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
22997	in the former documentation of...
22998	(GO_IF_LEGITIMATE_ADDRESS): ... this.
22999	* ira-conflicts.c (get_dup_num): Use address_operand.
23000	* targhooks.c (default_legitimate_address_p): New.
23001	* targhooks.h (default_legitimate_address_p): New.
23002	* reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
23003	Call hook.
23004	* recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
23005	* target.h (struct target): Add legitimate_address_p.
23006	* target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
23007	(TARGET_INITIALIZER): Include it.
23008
23009	* config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23010	* config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
23011	* config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
23012	(TARGET_LEGITIMATE_ADDRESS_P): New.
23013
23014	* config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23015	(REG_OK_STRICT_P): Delete.
23016	* config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
23017	(frv_legitimate_address_p_1): ... this.
23018	* config/frv/frv.c (frv_legitimate_address_p): Forward to...
23019	(frv_legitimate_address_p_1): ... the renamed old
23020	frv_legitimate_address_p.
23021	* config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
23022	(TARGET_LEGITIMATE_ADDRESS_P): New.
23023
23024	* config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23025	* config/s390/s390-protos.h (legitimate_address_p): Remove.
23026	* config/s390/s390.c (legitimate_address_p): Rename to...
23027	(s390_legitimate_address_p): ... this, make static.
23028	(legitimize_address): Adjust call.
23029	(TARGET_LEGITIMATE_ADDRESS_P): New.
23030	* config/s390/constraints.md ("e"): Call strict_memory_address_p.
23031
23032	* config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23033	* config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
23034	* config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
23035	(TARGET_LEGITIMATE_ADDRESS_P): New.
23036
23037	* config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23038	* config/spu/spu-protos.h (spu_legitimate_address): Remove.
23039	* config/spu/spu.c (spu_legitimate_address): Rename to...
23040	(spu_legitimate_address_p): ... this, make static.
23041	(TARGET_LEGITIMATE_ADDRESS_P): New.
23042
23043	* config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23044	* config/sparc/sparc-protos.h (legitimate_address_p): Remove.
23045	* config/sparc/sparc.c (legitimate_address_p): Rename to...
23046	(sparc_legitimate_address_p): ... this, make static and return bool.
23047	(legitimize_address): Adjust call.
23048	(TARGET_LEGITIMATE_ADDRESS_P): New.
23049
23050	* config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23051	* config/i386/i386-protos.h (legitimate_address_p): Remove.
23052	* config/i386/i386.c (legitimate_address_p): Rename to...
23053	(ix86_legitimate_address_p): ... this, make static.
23054	(constant_address_p): Move after it, adjust call.
23055	(TARGET_LEGITIMATE_ADDRESS_P): New.
23056
23057	* config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23058	* config/avr/avr-protos.h (legitimate_address_p): Remove.
23059	* config/avr/avr.c (legitimate_address_p): Rename to...
23060	(avr_legitimate_address_p): ... this, make static.
23061	(legitimize_address): Adjust call.
23062	(TARGET_LEGITIMATE_ADDRESS_P): New.
23063
23064	* config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23065	* config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
23066	* config/crx/crx.c (crx_legitimate_address_p): Make static.
23067	(TARGET_LEGITIMATE_ADDRESS_P): New.
23068
23069	* config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23070	* config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
23071	* config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
23072	(TARGET_LEGITIMATE_ADDRESS_P): New.
23073
23074	* config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23075	* config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
23076	Remove.
23077	* config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
23078	Make static.
23079	(TARGET_LEGITIMATE_ADDRESS_P): New.
23080
23081	* config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23082	* config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
23083	Remove.
23084	* config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
23085	Rename to...
23086	(m68hc11_legitimate_address_p): ... this, make static.
23087	(go_if_legitimate_address_internal): Rename to...
23088	(m68hc11_legitimate_address_p_1): ... this.
23089	(legitimize_address): Adjust call.
23090	(TARGET_LEGITIMATE_ADDRESS_P): New.
23091
23092	* config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23093	* config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
23094	* config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
23095	(TARGET_LEGITIMATE_ADDRESS_P): New.
23096
23097	* config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23098	* config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
23099	* config/mn10300/mn10300.c (legitimate_address_p): Rename to...
23100	(mn10300_legitimate_address_p): ... this, make static.
23101	(TARGET_LEGITIMATE_ADDRESS_P): New.
23102
23103	* config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23104	* config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
23105	* config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
23106	(TARGET_LEGITIMATE_ADDRESS_P): New.
23107
23108	* config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23109	(REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
23110	(INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
23111	* config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23112	* config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
23113	* config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
23114	(rs6000_legitimate_address_p): ... this, make static.
23115	(TARGET_LEGITIMATE_ADDRESS_P): New.
23116	(REG_MODE_OK_FOR_BASE_P): Delete.
23117	(rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
23118
23119	* config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23120	* config/picochip/picochip-protos.h (picochip_legitimate_address_p):
23121	Delete.
23122	* config/picochip/picochip.c (picochip_legitimate_address_p): Make
23123	static, adjust types.
23124	(TARGET_LEGITIMATE_ADDRESS_P): New.
23125
23126	* config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23127	* config/score/score.c (score_address_p): Rename to...
23128	(score_legitimate_address_p): ... this.
23129	(TARGET_LEGITIMATE_ADDRESS_P): New.
23130	* config/score/score3.c (score3_address_p): Rename to...
23131	(score3_legitimate_address_p): ... this.
23132	* config/score/score7.c (score7_address_p): Rename to...
23133	(score7_legitimate_address_p): ... this.
23134
23135	* config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
23136	THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
23137	GO_IF_LEGITIMATE_ADDRESS): Delete.
23138	* config/arm/arm-protos.h (thumb1_legitimate_address_p,
23139	thumb2_legitimate_address_p): Delete.
23140	(arm_legitimate_address_p): Rename to...
23141	(arm_legitimate_address_outer_p): ... this.
23142	* config/arm/constraints.md ("Uq"): Adjust call.
23143	* config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
23144	* config/arm/arm.c (arm_legitimate_address_p): New, rename old one
23145	to...
23146	(arm_legitimate_address_outer_p): ... this.
23147	(thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
23148	static.
23149	(TARGET_LEGITIMATE_ADDRESS_P): New.
23150
23151	* config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23152	* config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
23153	* config/mips/mips.c (mips_legitimate_address_p): ... Make static.
23154	(TARGET_LEGITIMATE_ADDRESS_P): New.
23155
23156	* config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23157	* config/vax/vax-protos.h (legitimate_address_p): Remove.
23158	* config/vax/vax.c (legitimate_address_p): Rename to...
23159	(vax_legitimate_address_p): ... this, make static.
23160	(TARGET_LEGITIMATE_ADDRESS_P): New.
23161
23162	* config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23163	* config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
23164	* config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
23165	(TARGET_LEGITIMATE_ADDRESS_P): New.
23166
23167	* config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23168	* config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
23169	* config/mmix/mmix.c (mmix_legitimate_address): Rename to...
23170	(mmix_legitimate_address_p): ... this, make static.
23171	(TARGET_LEGITIMATE_ADDRESS_P): New.
23172
23173	* config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23174	* config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
23175	* config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
23176	(TARGET_LEGITIMATE_ADDRESS_P): New.
23177
231782009-05-14  Paolo Bonzini  <bonzini@gnu.org>
23179
23180	* config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
23181	of MODE_COMPLEX_INT.
23182
231832009-05-14  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
23184
23185	* config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
23186	LCT_NORMAL in function call.
23187	* mips-tdump.c (print_file_desc): Add cast to enum type.
23188	* mips-tfile.c (add_ext_symbol): Add casts to enum types.
23189	(mark_stabs): Add casts to enum types.
23190	(parse_stabs_common): Add casts to enum types.
23191
231922009-05-13  Adam Nemet  <anemet@caviumnetworks.com>
23193
23194	* config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
23195	Check for invalid values of LETTER.
23196
231972009-05-13  Taras Glek  <tglek@mozilla.com>
23198
23199	* attribs.c (register_attribute): moved out attribute registration
23200	into register_attribute.
23201	* doc/plugins.texi: Documented register_attribute and
23202	PLUGIN_ATTRIBUTES.
23203	* gcc-plugin.h: Added forward decl for register_attribute.
23204	* gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
23205	* plugin.c (register_callback, invoke_plugin_callbacks): Added
23206	PLUGIN_ATTRIBUTES boilerplate.
23207
232082009-05-14  Dave Korn  <dave.korn.cygwin@gmail.com>
23209
23210	* config/i386/msformat-c.c (ms_printf_length_specs):  Use enumeration
23211	values even in sentinel and empty entries.
23212	(ms_printf_flag_specs):  Likewise.
23213	(ms_scanf_flag_specs):  Likewise.
23214	(ms_strftime_flag_specs):  Likewise.
23215	(ms_print_char_table):  Likewise.
23216	(ms_scan_char_table):  Likewise.
23217	(ms_time_char_table):  Likewise.
23218
232192009-05-13  Doug Kwan  <dougkwan@google.com>
23220
23221	* tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
23222
232232009-05-13  Adam Nemet  <anemet@caviumnetworks.com>
23224
23225	* config/mips/mips.md (store): Add attributes for QI and HI.
23226	Update comment.
23227	(truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
23228	(truncdi<mode>2): ... this new pattern.
23229
232302009-05-13  Brad Hards  <bradh@kde.org>
23231
23232	* Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
23233
232342009-05-14  Jakub Jelinek  <jakub@redhat.com>
23235	    Ben Elliston <bje@au.ibm.com>
23236
23237	PR middle-end/40035
23238	* dse.c (check_mem_read_rtx): Guard against width == -1.
23239
232402009-05-13  Michael Matz  <matz@suse.de>
23241
23242	PR middle-end/39976
23243	* tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
23244	(trivially_conflicts_p): New function.
23245	(insert_backedge_copies): Use it.
23246
232472009-05-13  Janis Johnson  <janis187@us.ibm.com>
23248
23249	* c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
23250	(handle_stdc_pragma): Use new enum constant names.
23251	(handle_pragma_float_const_decimal64): Ditto.
23252
232532009-05-13  Ian Lance Taylor  <iant@google.com>
23254
23255	* Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
23256	tree.def.
23257
232582009-05-13  Nathan Sidwell  <nathan@codesourcery.com>
23259
23260	* config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
23261	* config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
23262	multilibs.
23263	* config/m68k/m68k.h (FL_UCLINUX): Define.
23264
232652009-05-13  Jan Hubicka  <jh@suse.cz>
23266
23267	* options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
23268
232692009-05-12  Kaz Kojima  <kkojima@gcc.gnu.org>
23270
23271	* config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
23272	unless -fschedule-insns is specified.
23273
232742009-05-12  Kaz Kojima  <kkojima@gcc.gnu.org>
23275
23276	PR target/39561
23277	* config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
23278	TARGET_EXPAND_CBRANCHDI4.
23279	* config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
23280	* config/sh/sh.opt (mexpand-cbranchdi): Remove.
23281	(cmpeqdi): Fix comment.
23282
232832009-05-12  Kaz Kojima  <kkojima@gcc.gnu.org>
23284
23285	* config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
23286	(sh_legitimate_address_p): Likewise.
23287	* config/sh/sh.c (sh_legitimate_index_p): New.
23288	(sh_legitimate_address_p): Likewise.
23289	* config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
23290	(REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
23291	(MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
23292	(MAYBE_BASE_REGISTER_RTX_P): New macro.
23293	(MAYBE_INDEX_REGISTER_RTX_P): Likewise.
23294	(BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
23295	(INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
23296	(GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
23297	(GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
23298
232992009-05-12  Jan Hubicka  <jh@suse.cz>
23300
23301	* tree-inline.c (estimate_operator_cost): Add operands;
23302	when division happens by constant, it is cheap.
23303	(estimate_num_insns): Loads and stores are not having cost of 0;
23304	EH magic stuff is cheap; when computing runtime cost of switch,
23305	use log2 base of amount of its cases; builtin_expect has cost of 0;
23306	compute cost for moving return value of call.
23307	(init_inline_once): Initialize time_based flags.
23308	* tree-inline.h (eni_weights_d): Add time_based flag.
23309
233102009-05-12  Paolo Bonzini  <bonzini@gnu.org>
23311
23312	* df-core.c: Update head documentation.
23313
233142009-05-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
23315
23316	PR bootstrap/40118
23317	* rs6000.c (rs6000_generate_compare): Use op1b instead of
23318	shadowing exisiting variable op1.
23319
233202009-05-12  Uros Bizjak  <ubizjak@gmail.com>
23321
23322	PR target/37179
23323	* config/i386/driver-i386.c (processor_signatures): New enum.
23324	(SIG_GEODE): Move from vendor_signatures to processor_signatures.
23325	(host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
23326	processor signature to detect geode processor.
23327
233282009-05-12  Paolo Bonzini  <bonzini@gnu.org>
23329
23330	Revert:
23331
23332	2009-05-12  Paolo Bonzini  <bonzini@gnu.org>
23333
23334	* optabs.c (prepare_cmp_insn): Temporarily disable test that
23335	causes spurious differences between trunk and cond-optab branch.
23336
233372009-05-12  Paolo Bonzini  <bonzini@gnu.org>
23338
23339	* dojump.c (compare_from_rtx): Delete.
23340	* expmed.c (emit_store_flag): Only try cstore_optab.  Canonicalize
23341	any MODE_CC mode to the cstorecc4 pattern.  Use prepare_operand, fail
23342	if the comparison does not satisfy the predicate; test predicates for
23343	operands 2 and 3 of a cstore pattern.  Don't try cstore optab
23344	further if one existing pattern fails.
23345	* expr.h (compare_from_rtx): Delete.
23346	(prepare_operand): Declare it.
23347	* optabs.c: Change "lib call" to "libcall" throughout.
23348	(bcc_gen_fctn, setcc_gen_code, trap_rtx,
23349	HAVE_conditional_trap, emit_cmp_insn): Delete.
23350	(can_compare_p): Delete cmp_optab case.
23351	(prepare_float_lib_cmp): Return an rtx and a machine mode.
23352	Accept other parameters by value.
23353	(prepare_operand): Make non-static.
23354	(prepare_cmp_insn): Return an rtx and a machine mode.  Accept
23355	other parameters by value.  Try to widen operands here based on
23356	an optab_methods argument and looking at cbranch_optab.
23357	(emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
23358	loop.  Use cbranch_optab directly.
23359	(emit_cmp_and_jump_insns): Fix comment.  Adjust call to
23360	prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
23361	assertion.
23362	(emit_conditional_move, emit_conditional_add): Inline what's needed
23363	of compare_from_rtx, using new prepare_cmp_insn for the rest.
23364	(init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
23365	with COMPARE.  Move cmov_optab and cstore_optab above
23366	with cbranch_optab, move cmp_optab down with ucmp_optab,
23367	remove tst_otpab.  Do not initialize trap_rtx.
23368	(gen_cond_trap): Do it here.  Use ctrap_optab.  Test predicate
23369	for trap code.  Do not check HAVE_conditional_trap.  Use
23370	prepare_cmp_insn.  Accept no predicate for operand 3.
23371	* optabs.h (OTI_cmp): Mark as used only for libcalls.
23372	(OTI_ctrap, ctrap_optab): New.
23373	(tst_optab): Delete.
23374	(bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
23375	* ifcvt.c (find_if_header): Replace HAVE_conditional_trap
23376	with lookup of ctrap_optab.
23377	* genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
23378	Delete.
23379	(ctrap_optab): New.
23380
23381	* combine.c (combine_simplify_rtx, simplify_set): Do not
23382	special case comparing against zero for cc0 machines.
23383	* simplify-rtx.c (simplify_binary_operation_1): Never remove
23384	COMPARE on cc0 machines.
23385	(simplify_relational_operation): Return a new expression when
23386	a COMPARE could be removed.
23387	* final.c (final_scan_insn): Compare cc_status values
23388	against LHS of a (compare FOO (const_int 0)) cc0 source.
23389	Also check if cc_status.value is the full compare.
23390
23391	* doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
23392	(cstoreMM4): Document.
23393	(conditional_trap): Document ctrapMM4 instead.
23394	(sync_compare_and_swapMM): Refer to cbranchcc4.
23395	(Dependent Patterns): Eliminate obsolete information referring to
23396	the old jump optimization phase.
23397	(Canonicalization): Include cbranchcc4 case, omit canonicalization
23398	of compares with 0 on cc0 machines.
23399	(Jump Patterns): Refer to MODE_CC jump patterns preferably,
23400	avoiding references to cc0.  Remove text about storing operands
23401	in cmpMM.
23402	* doc/tm.texi (Condition Codes): Include blurb on different
23403	condition code representations, separate into subsections for
23404	CC0, MODE_CC and conditional execution.
23405
23406	* config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
23407	alpha_emit_setcc): Accept operands and a machine mode.
23408	* config/alpha/alpha.c (alpha_emit_conditional_branch):
23409	Get code/op0/op1 from operands, use machine mode argument
23410	instead of alpha_compare.fp_p.  Emit the branch here.
23411	(alpha_emit_setcc): Likewise, and return boolean.
23412	(alpha_emit_conditional_move): Likewise.  Assert that
23413	cmp_op_mode == cmp_mode, and simplify accordingly.
23414	* config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
23415	* config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
23416	(cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
23417	Delete.
23418	(stack probe test): Use cbranchdi4.
23419	* config/alpha/predicates.md (alpha_cbranch_operator): New.
23420
23421	* config/arc/arc.c (gen_compare_reg): Do not emit cmp.
23422	* config/arc/arc.h (movsicc, movsfcc): Use it.
23423	(movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
23424	(cbranchsi4, cstoresi4): New.
23425	(cmpsi, bCC and sCC expanders): Remove.
23426
23427	* config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
23428	* config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
23429	* config/arm/predicates.md (arm_comparison_operator): Only include
23430	floating-point operators if there is a hardware floating-point unit.
23431	* config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
23432	deferring to cbranch_cc and cstore_cc respectively.
23433	(cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
23434	cbranch_cc, cstore_cc): New.
23435	(movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
23436	arm_compare_op1.
23437	(bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
23438
23439	* config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
23440	* config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
23441	as an argument.
23442	(adjust_insn_length): Adjust calls.
23443	(avr_reorg): Handle (compare (foo) (const_int 0)).
23444	* config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
23445	(*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
23446	(*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
23447	(cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
23448	(bCC): Remove.
23449	(cbranchqi4, cbranchhi4, cbranchsi4): New.
23450	(tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
23451
23452	* config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
23453	(cbranchsi4, cstorebi4, cstoresi4): New.
23454	(movbisi): This insn is duplicate, split it to zero_extend.
23455	* config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
23456	(bfin_gen_compare): Do not use them.  Emit VOIDmode SET, not BImode.
23457	(bfin_optimize_loop): Use cbranch expander.
23458	* config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
23459	* config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
23460	(bfin_bimode_comparison_operator): ... this.
23461	(bfin_direct_comparison_operator): New.
23462
23463	* config/cris/cris.c (cris_normal_notice_update_cc): Look
23464	inside (compare FOO (const_int 0)).
23465	(cris_rtx_costs): Handle ZERO_EXTRACT.
23466	* config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
23467	(*tstdi_non_v32): Fold in *cmpdi_non_v32.
23468	(*tstdi_v32): Delete.
23469	(*cmpdi_non_v32): Add M alternative for operand 1.
23470	(cmpsi, cmp<mode>): Make private.
23471	(*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
23472	with COMPARE.
23473	(cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
23474
23475	* config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
23476	(cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
23477	(cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
23478	(cc_reg_operand): New.
23479	(any_cond): Delete.
23480	* config/crx/crx.c (crx_compare_op0, crx_compare_op1,
23481	crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
23482	* config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
23483	* config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
23484	crx_expand_scond): Delete.
23485
23486	* config/fr30/fr30.md (cmp<mode>, bCC): Delete.
23487	(cbranchsi4): New.
23488	* config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
23489	* config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
23490
23491	* config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
23492	cstoresi4, cstoresf4, cstoredf4): New.
23493	(cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
23494	* config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
23495	Receive the entire operands array.
23496	* config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
23497	* config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
23498	* config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
23499	Get test/op0/op1 from the operands array.
23500	(frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
23501
23502	* config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
23503	(h8300_expand_store): New.
23504	* config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
23505	(const_int 0)).
23506	(h8300_expand_branch): Emit compare here.  Adjust for new arguments.
23507	(h8300_expand_store): New.
23508	* config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
23509	or do not try to produce (set (cc0) REG).
23510	(peepholes): Wrap arguments with COMPARE.  Add a peephole to
23511	change a compare into a move to a scratch register.  Disable some
23512	peepholes when comparing with zero.
23513	(tstsi, tsthi, tstsi, cmpqi): Make private.
23514	(cmphi): Delete.
23515	(bCC, sCC): Delete.
23516	(cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
23517	cstoresi4): New.
23518
23519	* config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
23520	ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
23521	(ix86_emit_i387_log1p): Use gen_cbranchxf4.
23522	(ix86_emit_i387_log1p): Use cbranchxf2.
23523	(ix86_expand_setcc): Return void.
23524	* config/i386/i386-protos.h (ix86_expand_setcc): Return void.
23525	* config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
23526	cmp<MODEF>, cmpcc): Remove.
23527	(cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
23528	cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
23529	cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
23530	(sCC and bCC expanders): Remove.
23531	(stack_protect_test): Use cbranchcc4.
23532
23533	* config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
23534	Delete.
23535	(ia64_expand_compare): Accept three rtx by reference and return void.
23536	* config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
23537	(ia64_expand_compare): Replace op0/op1 with *op0/*op1.  Get code
23538	from *expr.  Update *expr with the BImode comparison to do.
23539	* config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
23540	cmptf, bCC, sCC, conditional_trap): Delete.
23541	(cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
23542	cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
23543	cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
23544	ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
23545	* config/ia64/predicates.md (ia64_cbranch_operator): New.
23546
23547	* config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
23548	type of last argument.
23549	* config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
23550	(gen_conditional_branch): Get code/cmp0/cmp1 from operands,
23551	use machine mode argument instead of branch_type.  Remove dead
23552	code for floating-point comparisons.
23553	* config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
23554	* config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
23555	Remove.
23556	(cbranchsi4, cstoresi4): New.
23557	* config/iq2000/predicates.md (reg_or_const_operand): New.
23558
23559	* config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
23560	* config/m32c/m32c.md (any_cond, gl_cond): Delete.
23561	(b<code>_op): Rewrite to...
23562	(bcc_op): ... this, using match_operator.
23563	(s<code>_op): Rewrite to...
23564	(scc_op): ... this, using match_operator.
23565	(s<code>_24_op): Rewrite to...
23566	(scc_op_24): ... this, using match_operator.
23567	(s<code>_<mode>): Rewrite to...
23568	(cstore<mode>4): ... this, using match_operator.
23569	(s<code>_<mode>_24): Rewrite to...
23570	(cstore<mode>4_24): ... this, using match_operator.
23571	* config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
23572	m32c_unpend_compare, m32c_expand_scc): Delete.
23573	* config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
23574	m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
23575	(m32c_expand_movcc): Change NE to EQ if necessary.
23576	(m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
23577
23578	* config/m32r/m32r-protos.h (gen_cond_store): New.
23579	* config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
23580	(gen_cond_store): New, from sCC patterns.
23581	(m32r_expand_block_move): Use cbranchsi4.
23582	* config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
23583	* config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
23584	(cbranchsi4, cstoresi4): New.
23585
23586	* config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
23587	Delete.
23588	(m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
23589	(m68hc11_notice_update_cc): Look into a compare with 0.
23590	* config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
23591	Delete.
23592	* config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
23593	cmphi, cmpqi, bCC): Delete.
23594	(cbranchsi4, cbranchhi4, cbranchqi4): New.
23595	(tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
23596	bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
23597	sets with COMPARE.
23598
23599	* config/m68k/predicates.md (m68k_cstore_comparison_operator,
23600	const0_operand, const1_operand, m68k_subword_comparison_operand): New.
23601	* config/m68k/constraints.md (H): New.
23602	* config/m68k/m68k.md (tstdi): Remove define_expand, use name for
23603	the define_insn below.
23604	(tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
23605	(*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
23606	*tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
23607	patterns): Wrap RHS with COMPARE.
23608	(tst<FP>_68881, tst<FP>_cf): Use const0_operand.
23609	(*cmpdi_internal): Name this pattern.
23610	(cmpdi): Change to define_insn.
23611	(cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
23612	cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
23613	(scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
23614	predicate.
23615	(seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
23616	sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
23617	(conditional_trap): Change to...
23618	(ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
23619	(*conditional_trap): Use the ordered_comparison_operator and
23620	const1_operand predicates.
23621	* config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
23622	(m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
23623	(m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
23624	* config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
23625
23626	* config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
23627	mcore_modify_comparison, mcore_gen_compare_reg): Remove.
23628	(mcore_gen_compare): New.
23629	* config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
23630	(mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
23631	(mcore_gen_compare): ... this.
23632	* config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
23633	(cbranchsi4, cstoresi4): New, using mcore_gen_compare.
23634	(stack probe pattern): Use cbranchsi4.
23635
23636	* config/mips/predicates.md (mips_cstore_operator): New.
23637	* config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
23638	* config/mips/mips.md (any_cond): Delete.
23639	(conditional_trap): Rename to ctrap<GPR:mode>4.  Adjust predicates,
23640	always succeed.
23641	(fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
23642	fixuns_truncsfdi2): Use cbranch patterns.
23643	(cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
23644	(b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
23645	Adjust call to mips_expand_conditional_branch.
23646	(seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
23647	cstore<GPR:mode>4.
23648	* config/mips/mips-protos.h (mips_expand_conditional_branch,
23649	mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
23650	* config/mips/mips.c (cmp_operands): Delete.
23651	(mips_emit_compare): Get comparison operands from *op0/*op1.
23652	(mips_expand_scc): Get code/op0/op1/target from operands.  Assert
23653	that it succeeds.  Use op0/op1 instead of cmp_operands.
23654	(mips_expand_conditional_branch, mips_expand_conditional_move,
23655	mips_expand_conditional_trap): Likewise.
23656	(mips_block_move_loop): Use cbranch patterns.
23657	* config/mips/mips.h (cmp_operands): Delete.
23658
23659	* config/mmix/mmix.c (mmix_valid_comparison): Delete.
23660	(mmix_gen_compare_reg): Just return a register in the right CC mode.
23661	* config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
23662	* config/mmix/mmix.md (cmpdi, cmpdf): Remove.
23663	(*cmpcc_folded): Rename to...
23664	(*cmpdi_folded): this.
23665	(*cmpcc): Rename to...
23666	(*cmps): ... this.
23667	(movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
23668	(bCC): Remove.
23669	(cbranchdi4): New.
23670	(cbranchdf4): New.  Handle invalid comparisons here.
23671	* config/mmix/predicates.md (float_comparison_operator): New.
23672
23673	* config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
23674	zero_extract to be cheap in (compare (zero_extract) (const_int 0).
23675	* config/mn10300/mn10300.md (tst): Delete.
23676	(*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
23677	Name these patterns and wrap RHS in a compare.
23678	(*cmpsi): Make this pattern private.  Include tst.
23679	(*cmpsf): Make this pattern private.
23680	(and and zero_extract cc0 set): Wrap RHS in a COMPARE.
23681	(compare with zero peepholes): Likewise.
23682	(bCC): Remove.
23683	(cbranchsi4, cbranchsf4): New.
23684	(casesi): Use cbranchsi4.
23685
23686	* config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
23687	hppa_branch_type): Delete.
23688	(return_addr_rtx): Use cbranchsi4.
23689	(emit_bcond_fp): Accept all operands.  Replace CODE with NE.
23690	Emit CCFPmode comparison here.
23691	(gen_cmp_fp): Delete, now part of emit_bcond_fp.
23692	* config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
23693	hppa_branch_type): Delete.
23694	* config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
23695	(movsicc, movdicc): Remove references to hppa_compare_op0,
23696	hppa_compare_op1 and compare_from_rtx.
23697	(cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
23698	(casesi): Use cbranchsi4.
23699
23700	* config/pdp11/pdp11-protos.h (output_jump): Change prototype.
23701	* config/pdp11/pdp11.c (output_jump): Embed opcodes here.
23702	* config/pdp11/pdp11.md (register_or_const0_operand): New.
23703	(cmpdf, cmphi, cmpqi): Make private.  Add tst alternatives.
23704	(cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
23705	(bCC): Delete.
23706	(cbranchdf4, cbranchhi4, cbranchqi4): New.
23707	(*branch, *branch_inverted): New.
23708
23709	* config/picochip/picochip.md (cbranchhi4): Use
23710	ordered_comparison_operator.
23711	(cmphi, bCC): Remove.
23712
23713	* config/rs6000/predicates.md (rs6000_cbranch_operator): New.
23714	(trap_comparison_operator): Delete.
23715	* config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
23716	rs6000_emit_cbranch): Accept mode and operands.
23717	* config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
23718	rs6000_compare_fp_p): Delete.
23719	(rs6000_generate_compare): Accept mode and comparison.  Extract code
23720	and op0/op1 from there.  Replace references to rs6000_compare_op0
23721	and rs6000_compare_op1.
23722	(rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
23723	extract result from passed operands.
23724	(rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
23725	extract loc from passed operands.
23726	(rs6000_emit_cmove): Likewise.
23727	* config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
23728	rs6000_compare_fp_p): Delete.
23729	* config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
23730	(cbranch<GPR>4, cbranch<FP>4): New.
23731	(cstore<mode>4): New.  Consolidate here all choices about when to use
23732	portable or specialized sCC sequences.
23733	(stack_protect_test): Use cbranchsi4.
23734	(conditional_trap): Replace with ctrap<GPR>4.
23735	(conditional trap insn): Replace trap_comparison_operator with
23736	ordered_comparison_operator.
23737
23738	* config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
23739	(s390_emit_prologue): Use ctrap.
23740	* config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
23741	* config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
23742	New predicates replacing...
23743	* config/s390/s390.md (COMPARE, SCOND): ... these iterators.
23744	(cmp<GPR>, cmp<FP>, cmpcc): Delete.
23745	(trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
23746	(add<mode>cc): Do not use s390_compare_op0/op1.
23747	(s<code>): Change to...
23748	(cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
23749	(seq): Change to...
23750	(cstorecc4): ... this.  Handle EQ or NE equally.
23751	(*sne): Un-privatize for use in cstorecc4.
23752	(b<code>): Change to...
23753	(cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
23754	(conditional_trap): Replace with...
23755	(ctrap<GPR>4, ctrap<FP>4): ... these.
23756	(stack_protect): Use cbranchcc4.
23757
23758	* config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
23759	* config/score/score-protos.h (score_gen_cmp): Delete.
23760	* config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
23761	(score_block_move-loop): Use cbranchsi4.
23762	* config/score/score.md (cbranchsi4): New.
23763	(cmpsi, bCC): Delete.
23764	* config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
23765	(score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
23766	* config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
23767	(score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
23768	* config/score/score3.h (score3_gen_cmp): Delete.
23769	* config/score/score7.h (score7_gen_cmp): Delete.
23770
23771	* config/sh/sh-protos.h (prepare_scc_operands): Rename to...
23772	(sh_emit_scc_to_t): ... this.  Return void.
23773	(from_compare): Rename to...
23774	(sh_emit_compare_and_branch): ... this.
23775	(sh_emit_compare_and_set): New.
23776	(sh_expand_t_scc): Accept operands.
23777	* config/sh/predicates.md (sh_float_comparison_operator): New.
23778	* config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
23779	(prepare_scc_operands): Rename to...
23780	(sh_emit_scc_to_t): ... this.  Return void.  Get op0/op1 from
23781	arguments.
23782	(sh_emit_cheap_store_flag): New.
23783	(sh_emit_set_t_insn): New.
23784	(from_compare): Rename to...
23785	(sh_emit_compare_and_branch): ... this.  Accept mode.  Rewrite
23786	handling of TARGET_SH2E floating point to avoid recursive call.
23787	Generate branch here.
23788	(sh_emit_compare_and_set): New.
23789	(sh_expand_t_scc): Get op0/op1 from arguments.
23790	(sh_emit_cheap_store_flag): New.
23791	* config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
23792	cases.
23793	(cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
23794	(cmpsi, cmpdi, cmpsf, cmpdf): Delete.
23795	(movsicc, movdicc): Do nothing when it recreated operands from
23796	sh_compare_*. Use sh_emit_cheap_store_flag.  Adjust call to
23797	prepare_scc_operands (now sh_emit_scc_to_t).
23798	(udivdi3): Use cstoresi4.
23799	(beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
23800	bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
23801	(cbranchint4_media, cbranchfp4_media): New.
23802	(casesi): Use cbranchdi4.
23803	(seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
23804	Delete.
23805	(cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
23806	(movnegt): Remove second operand.
23807	(cbranchsf4, cbranchdf4): New.
23808	(stack_protect): Use cbranchdi4/cbranchsi4.
23809
23810	* config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
23811	(gen_compare_reg): Accept comparison, extract part of it to...
23812	(gen_compare_reg_1): ... this.
23813	(gen_compare_operator): Delete.
23814	(gen_v9_scc): Accept separate destination, comparison code and arms.
23815	Do not use sparc_compare_op0/sparc_compare_op1.
23816	(emit_scc_insn, emit_conditional_branch_insn): New.
23817	(emit_v9_brxx): Make static.  Remove useless assertion.
23818	(sparc_emit_float_lib_cmp): Return RTL instead of calling
23819	emit_cmp_insn.
23820	(sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
23821	* config/sparc/sparc-protos.h (gen_compare_reg,
23822	sparc_emit_float_lib_cmp): Adjust prototype.
23823	(emit_scc_insn, emit_conditional_branch_insn): New.
23824	(gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
23825	* config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
23826	* config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
23827	iterators to the top.
23828	(cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
23829	snesi_special_extend, sCC, bCC, seqdi_special_trunc,
23830	snedi_special_trunc): Delete.
23831	(seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
23832	and snedi_special_trunc.
23833	(cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
23834	cbranchdi4, cbranch<F:mode>4): New.
23835	(mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
23836	here.  Use gen_compare_reg instead of gen_compare_operator.
23837	(conditional_trap): Replace with...
23838	(ctrapsi4, ctrapdi4): ... this.
23839	(stack_protect_test): Use cbranchcc4.
23840
23841	* config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
23842	argument to rtx.
23843	* config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
23844	(spu_emit_branch_or_set): Get code/op0/op1 from second argument.
23845	Change spu_compare_op0/op1 to op0/op1 throughout.  Get target
23846	from operands[0] or operands[3] depending on is_set.
23847	* config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
23848	* config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
23849	cmpdf, bCC), sCC: Remove.
23850	(cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
23851	cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
23852	cstoredf4): New.
23853	(mov<mode>cc): Accept ordered_comparison_operator, adjust call to
23854	spu_emit_branch_or_set.
23855
23856	* config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
23857	Add two arguments.
23858	* config/stormy16/stormy16.h (xstormy16_compare_op0,
23859	xstormy16_compare_op1): Delete.
23860	* config/stormy16/stormy16.c (xstormy16_compare_op0,
23861	xstormy16_compare_op1): Delete.
23862	(xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
23863	Adjust calls.
23864	* config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
23865	(cmphi, cmpsi, bCC): Remove.
23866
23867	* config/v850/v850.md (tstsi, cmpsi): Fold into...
23868	(*cmpsi): ... this one.
23869	(cbranchsi4, cstoresi4): New.
23870	(bCC expanders): Delete.
23871	(sCC insns): Fold into...
23872	(*setcc): ... this one.
23873	(casesi): Do not use gen_cmpsi and gen_bgtu.
23874	(various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
23875	(movsicc): Simplify.
23876	* config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
23877
23878	* config/vax/vax-protos.h (cond_name): New.
23879	(vax_output_conditional_branch): Remove.
23880	* config/vax/vax.c (cond_name): New.
23881	(vax_output_conditional_branch): Remove.
23882	* config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
23883	* config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
23884	(cmp<VAXint>, cmp<VAXfp>): Privatize.  Add constraints for tst.
23885	(bit<VAXint>): Wrap source with (compare).
23886	(b<code> and following unnamed pattern): Rename to *branch and
23887	*branch_reversed.  Change macroization to match_operator.
23888	(cbranch<VAXint>4, cbranch<VAXfp>4): New.
23889
23890	* config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
23891	* config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
23892	Change last argument to machine_mode.
23893	(xtensa_expand_scc): Add machine_mode argument.
23894	* config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
23895	(gen_conditional_move, xtensa_expand_conditional_branch,
23896	xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
23897	instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
23898	Adjust operand numbers.
23899	* config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
23900	Delete.
23901	* config/xtensa/xtensa.md (any_cond, any_scc): Delete.
23902	(cmpsi, cmpsf, b<code>, s<code>): Delete.
23903	(cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
23904
239052009-05-12  Paolo Bonzini  <bonzini@gnu.org>
23906
23907	* optabs.c (prepare_cmp_insn): Temporarily disable test that
23908	causes spurious differences between trunk and cond-optab branch.
23909
239102009-05-12  Alexandre Oliva  <aoliva@redhat.com>
23911
23912	PR target/37137
23913	* doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
23914
239152009-05-12  Alexandre Oliva  <aoliva@redhat.com>
23916
23917	* tree.c (iterative_hash_pointer): Delete.
23918	(iterative_hash_expr): Short-circuit handling of NULL pointer.
23919	Hash UIDs and versions of SSA names.  Don't special-case built-in
23920	function declarations.
23921
239222009-05-11  Ian Lance Taylor  <iant@google.com>
23923
23924	PR bootstrap/40103
23925	* graphite.c: Force -Wc++-compat to only be a warning before
23926	#including "cloog/cloog.h".
23927
239282009-05-11  Martin Jambor  <mjambor@suse.cz>
23929
23930	* ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
23931
239322009-05-11  Jan Hubicka  <jh@suse.cz>
23933
23934	* tree-ssa-loop-ivcanon.c: Include target.h
23935	(struct loop_size): new structure.
23936	(constant_after_peeling): New predicate.
23937	(tree_estimate_loop_size): New function.
23938	(estimated_unrolled_size): Rewrite for new estimates.
23939	(try_unroll_loop_completely): Use new estimates.
23940	* Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
23941
239422009-05-11  Andrew Pinski  <andrew_pinski@playstation.sony.com>
23943
23944	* config/spu/spu-c.c (spu_categorize_keyword): Update for recent
23945	libcpp interface change.
23946	(spu_macro_to_expand): Likewise.
23947
239482009-05-11  Paolo Bonzini  <bonzini@gnu.org>
23949
23950	PR tree-optimization/40026
23951	* gimplify.c (gimplify_init_constructor): Change initial conditional
23952	to assertion.  Rewrite TREE_OPERAND (*expr_p, 1) after
23953	optimize_compound_literals_in_ctor.
23954
239552009-05-11  Nathan Sidwell  <nathan@codesourcery.com>
23956
23957	* config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
23958	New devices.
23959	* doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
23960
239612009-05-11  H.J. Lu  <hongjiu.lu@intel.com>
23962
23963	* tree-vect-data-refs.c (vect_analyze_group_access): Use
23964	HOST_WIDE_INT for gap.
23965
239662009-05-11  Ira Rosen  <irar@il.ibm.com>
23967
23968	PR tree-optimization/40074
23969	* tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
23970	account in group size and step comparison.
23971
239722009-05-11  Richard Guenther  <rguenther@suse.de>
23973
23974	* passes.c (init_optimization_passes): Strip now incorrect comment.
23975	(execute_function_todo): Do not set PROP_alias.
23976	* tree-pass.h (PROP_alias): Remove.
23977	* tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
23978	* tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
23979	* tree-nrv.c (pass_return_slot): Likewise.
23980	* tree-object-size.c (pass_object_sizes): Likewise.
23981	* tree-ssa-dom.c (pass_dominator): Likewise.
23982	(pass_phi_only_cprop): Likewise.
23983	* tree-ssa-dse.c (pass_dse): Likewise.
23984	* tree-ssa-phiopt.c (pass_phiopt): Likewise.
23985	(pass_cselim): Likewise.
23986	* tree-ssa-pre.c (pass_pre): Likewise.
23987	(pass_fre): Likewise.
23988	* tree-ssa-reassoc.c (pass_reassoc): Likewise.
23989	* tree-ssa-sink.c (pass_sink_code): Likewise.
23990	* tree-stdarg.c (pass_stdarg): Likewise.
23991	* tree-tailcall.c (pass_tail_calls): Likewise.
23992	* tree-vrp.c (pass_vrp): Likewise.
23993
239942009-05-10  Ian Lance Taylor  <iant@google.com>
23995
23996	* basic-block.h (enum profile_status): Break out of struct
23997	control_flow_graph.
23998	* cgraph.h (struct inline_summary): Break out of struct
23999	cgraph_local_info.
24000	* cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
24001	of struct cgraph_order_sort.
24002	* combine.c (enum undo_kind): New enum, broken out of struct undo.
24003	* cse.c (struct branch_path): Break out of struct
24004	cse_basic_block_data.
24005	* except.h (enum eh_region_type): Break out of struct eh_region.
24006	* gcc.c (enum add_del): Break out of struct modify_target.
24007	* genrecog.c (enum decision_type): Break out of struct decision_test.
24008	* ggc-page.c (struct ggc_pch_ondisk): Break out of struct
24009	ggc_pch_data.
24010	* matrix-reorg.c (struct free_info): Break out of struct matrix_info.
24011	* regmove.c (enum match_use): New enum, broken out of struct match.
24012	* sched-int.h (enum post_call_group): New enum, broken out of
24013	struct deps.
24014	(struct deps_reg): Break out of struct deps.
24015	* target.h (struct asm_int_op): Break out of struct gcc_target.
24016	* tree-eh.c (struct goto_queue_node): Break out of struct
24017	leh_tf_state.
24018	* tree-inline.h (enum copy_body_cge_which): Break out of
24019	copy_body_data.
24020	* tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
24021
24022	* c-decl.c (in_struct, struct_types): New static variables.
24023	(pushtag): Add loc parameter.  Change all callers.
24024	(lookup_tag): Add ploc parameter.  Change all callers.
24025	(check_compound_literal_type): New function.
24026	(parser_xref_tag): Add loc parameter.  Change all callers.  If
24027	-Wc++-compat, warn about struct/union/enum types defined within a
24028	struct or union.
24029	(start_struct): Add enclosing_in_struct, enclosing_struct_types,
24030	and loc parameters.  Change all callers.  Change error calls to
24031	error_at, using loc.  For a redefinition, if the location of the
24032	original definition is known, report it.  Set in_struct and
24033	struct_types.  If -Wc++-compat warn if in sizeof, typeof, or alignof.
24034	(finish_struct): Add new parameters enclosing_in_struct and
24035	enclosing_struct_types.  Change all callers.  Set
24036	C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
24037	in the struct.  If in a struct, add this struct to struct_types.
24038	(start_enum): Add loc parameter.  Change all callers.  Use
24039	error_at for errors, using loc.  For a redefinition, if the
24040	location of the original definition is known, report it.  If in a
24041	struct, add this enum type to struct_types.  If -Wc++-compat warn
24042	if in sizeof, typeof, or alignof.
24043	* c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
24044	(enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
24045	(c_parser_enum_specifier): Get enum location for start_enum.
24046	(c_parser_struct_or_union_specifier): Get struct location for
24047	start_struct.  Save in_struct and struct_types status between
24048	start_struct and finish_struct.
24049	(c_parser_cast_expression): Get location of cast.
24050	(c_parser_alignof_expression): Get location of type.
24051	(c_parser_postfix_expression): Likewise.
24052	(c_parser_postfix_expression_after_paren_type): Add type_loc
24053	parameter.  Change all callers.  Call check_compound_literal_type.
24054	Use type_loc for error about variable size type.
24055	* c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
24056	of an enum constant from an enum type defined in a struct or union.
24057	(c_cast_expr): Add loc parameter.  Change all callers.  If
24058	-Wc++-compat, warn about defining a type in a cast.
24059	* c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
24060	(start_enum, start_struct, finish_struct): Update declarations.
24061	(parser_xref_tag, c_cast_expr): Update declarations.
24062	(check_compound_literal_type): Declare.
24063
240642009-05-11  Ben Elliston  <bje@au.ibm.com>
24065
24066	* config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
24067	for recent libcpp interface change.
24068	(rs6000_macro_to_expand): Likewise.
24069
240702009-05-10  Michael Matz  <matz@suse.de>
24071
24072	PR target/40031
24073	* config/arm/arm.c (require_pic_register): Emit on entry edge,
24074	not at entry of function.
24075
240762009-05-10  Richard Guenther  <rguenther@suse.de>
24077
24078	PR tree-optimization/40081
24079	Revert
24080	* tree-sra.c (instantiate_element): Instantiate scalar replacements
24081	using the main variant of the element type.  Do not fiddle with
24082	TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
24083
24084	* tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
24085	structs with volatile fields.
24086
240872009-05-10  Jan Hubicka  <jh@suse.cz>
24088
24089	* tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
24090	(estimate_move_cost): Assert that it does not get called for
24091	VOID_TYPE_P.
24092	(estimate_num_insns): Skip VOID types in argument handling.
24093	(optimize_inline_calls): Delete unreachable blocks and verify that
24094	callgraph is valid.
24095
240962009-05-10  Jan Hubicka  <jh@suse.cz>
24097
24098	* cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
24099	* cgraph.c (cgraph_mark_address_taken_node): New function.
24100	(dump_cgraph_node): Dump new flag.
24101	* cgraph.h (struct cgraph_node): Add address_taken.
24102	(cgraph_mark_address_taken_node): New function.
24103	* ipa.c (cgraph_postorder): Prioritize functions with address taken
24104	since new direct calls can be born.
24105
241062009-05-10  Joseph Myers  <joseph@codesourcery.com>
24107
24108	* c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
24109	tok->val.node.node.
24110
241112009-05-10  Jan Hubicka  <jh@suse.cz>
24112
24113	PR middle-end/40084
24114	* cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
24115	argument; rewrite.
24116	(cgraph_update_edges_for_call_stmt): Take old_decl argument.
24117	* cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
24118	* tree-inline.c (copy_bb): Set frequency correctly.
24119	(fold_marked_statements): Update call to
24120	cgraph_update_edges_for_call_stmt.
24121
241222009-05-10  Joseph Myers  <joseph@codesourcery.com>
24123
24124	* config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
24125	identifiers in diagnostics.
24126	* config/arm/arm.c (arm_handle_fndecl_attribute,
24127	arm_handle_isr_attribute): Likewise.
24128	* config/avr/avr.c (avr_handle_progmem_attribute,
24129	avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
24130	* config/bfin/bfin.c (handle_int_attribute,
24131	bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
24132	bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
24133	bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
24134	Likewise.
24135	* config/darwin.c (darwin_handle_kext_attribute,
24136	darwin_handle_weak_import_attribute): Likewise.
24137	* config/h8300/h8300.c (h8300_handle_fndecl_attribute,
24138	h8300_handle_eightbit_data_attribute,
24139	h8300_handle_tiny_data_attribute): Likewise.
24140	* config/i386/i386.c (ix86_handle_cconv_attribute,
24141	ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
24142	* config/i386/winnt.c (ix86_handle_shared_attribute,
24143	ix86_handle_selectany_attribute): Likewise.
24144	* config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
24145	* config/m32c/m32c.c (function_vector_handler): Likewise.
24146	* config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
24147	m68hc11_handle_fntype_attribute): Likewise.
24148	* config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
24149	* config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
24150	* config/mips/mips.c (mips_insert_attributes,
24151	mips_merge_decl_attributes, mips_expand_builtin): Likewise.
24152	* config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
24153	rs6000_handle_struct_attribute): Likewise.
24154	* config/sh/sh.c (sh_insert_attributes,
24155	sh_handle_resbank_handler_attribute,
24156	sh_handle_interrupt_handler_attribute,
24157	sh2a_handle_function_vector_handler_attribute,
24158	sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
24159	Likewise.
24160	* config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
24161	* config/spu/spu.c (spu_handle_fndecl_attribute,
24162	spu_handle_vector_attribute): Likewise.
24163	* config/stormy16/stormy16.c
24164	(xstormy16_handle_interrupt_attribute): Likewise.
24165	* config/v850/v850-c.c (ghs_pragma_section): Likewise.
24166	* config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
24167
241682009-05-10  Joseph Myers  <joseph@codesourcery.com>
24169
24170	* pretty-print.h (struct pretty_print_info): Add translate_identifiers.
24171	(pp_translate_identifiers): New.
24172	(pp_identifier): Only conditionally translate identifier to locale
24173	character set.
24174	* pretty-print.c (pp_construct): Set pp_translate_identifiers.
24175	(pp_base_tree_identifier): Only conditionally translate identifier
24176	to locale character set.
24177	* c-pretty-print.c (M_): Define.
24178	(pp_c_type_specifier, pp_c_primary_expression): Mark English
24179	fragments for conditional translation with M_.
24180	* tree-pretty-print.c (maybe_init_pretty_print): Disable
24181	identifier translation.
24182
241832009-05-10  Richard Guenther  <rguenther@suse.de>
24184
24185	PR tree-optimization/40081
24186	* tree-sra.c (instantiate_element): Instantiate scalar replacements
24187	using the main variant of the element type.  Do not fiddle with
24188	TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
24189
241902009-05-09  Jan Hubicka  <jh@suse.cz>
24191
24192	PR middle-end/40080
24193	* cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
24194	indirect calls; verify cgraph afterwards.
24195
241962009-05-09  Jan Hubicka  <jh@suse.cz>
24197
24198	PR bootstrap/40082
24199	* ipa.c (update_inlined_to_pointer): New function.
24200	(cgraph_remove_unreachable_nodes): Use it.
24201
242022009-05-09  Jan Hubicka  <jh@suse.cz>
24203
24204	* tree-eh.c (struct leh_state): Remove prev_try.
24205	(lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
24206	not track prev_try.
24207	* except.c (gen_eh_region_cleanup, duplicate_eh_regions,
24208	copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
24209	remove_eh_handler_and_replace, foreach_reachable_handler,
24210	verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
24211	* except.h (struct eh_region): Remove eh_region_u_cleanup.
24212	(gen_eh_region_cleanup): Update prototype.
24213
242142009-05-09  Jan Hubicka  <jh@suse.cz>
24215
24216	PR middle-end/40043
24217	* except.c (copy_eh_region): Always set prev_try.
24218	(redirect_eh_edge_to_label): Find outer try.
24219	(foreach_reachable_handler): When looking for prev try
24220	handle case where previous try is not going to be taken.
24221
242222009-05-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
24223
24224	PR tree-optimization/40049
24225	* tree-vect-stmts.c (vectorizable_operation): If the machine has
24226	only vector/vector shifts, convert the type of the constant to the
24227	appropriate type to avoid building incorrect trees, which
24228	eventually have problems with garbage collection.
24229
242302009-05-08  Joseph Myers  <joseph@codesourcery.com>
24231
24232	* fold-const.c (fold_binary): Do not fold multiplication by 1 or
24233	-1 for complex floating-point types if honoring signed zeros.
24234
242352009-05-08  Jan Hubicka  <jh@suse.cz>
24236
24237	* cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
24238	argument; handle correctly when profile is absent.
24239	(build_cgraph_edges): Update.
24240	(rebuild_cgraph_edges): Update.
24241	* cgraph.c: Do not include varray.h.
24242	(cgraph_set_call_stmt_including_clones): New function.
24243	(cgraph_create_edge_including_clones): Likewise
24244	(cgraph_update_edges_for_call_stmt_node): New static cfunction.
24245	(cgraph_update_edges_for_call_stmt): Handle clones.
24246	(cgraph_remove_node): Handle clone tree.
24247	(cgraph_remove_node_and_inline_clones): New function.
24248	(dump_cgraph_node): Dump clone tree.
24249	(cgraph_clone_node): Handle clone tree.
24250	(clone_function_name): Bring here from tree-inline.c.
24251	(cgraph_create_virtual_clone): New function.
24252	* cgraph.h (ipa_replace_map): Move here from ipa.h.
24253	(cgraph_clone_info): New function.
24254	(strut cgraph_node): Add clone_info and new clone tree pointers.
24255	(cgraph_remove_node_and_inline_clones,
24256	cgraph_set_call_stmt_including_clones,
24257	cgraph_create_edge_including_clones,
24258	cgraph_create_virtual_clone): Declare.
24259	(cgraph_function_versioning): Use VEC argument.
24260	(compute_call_stmt_bb_frequency): Update prototype.
24261	(cgraph_materialize_all_clones): New function.
24262	* ipa-cp.c (ipcp_update_cloned_node): Remove.
24263	(ipcp_create_replace_map): Update to VECtors.
24264	(ipcp_update_callgraph): Use virtual clones.
24265	(ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
24266	(ipcp_update_profiling): Do not update local profiling.
24267	(ipcp_insert_stage): Use VECtors and virtual clones.
24268	* cgraphunit.c (verify_cgraph_node): Verify clone tree.
24269	(clone_of_p): New function.
24270	(cgraph_preserve_function_body_p): Use clone tree.
24271	(cgraph_optimize): Materialize clones.
24272	(cgraph_function_versioning): Update for VECtors.
24273	(save_inline_function_body): Use clone tree.
24274	(cgraph_materialize_clone): New function.
24275	(cgraph_materialize_all_clones): Likewise.
24276	* ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
24277	* ipa.c: Include gimple.h.
24278	(cgraph_remove_unreachable_nodes): Use clone tree.
24279	* ipa-prop.c (ipa_note_param_call): Update call to
24280	compute_call_stmt_bb_frequencycall.
24281	* ipa-prop.h (ipa_replace_map): Move to cgraph.h.
24282	* tree-inline.c: Do not include varray.h or gt-tree-inline.h.
24283	(copy_bb): Handle updating of clone tree; add new edge when new call
24284	appears.
24285	(expand_call_inline): Be strict about every call having edge.
24286	(clone_fn_id_num, clone_function_name): Move to cgraph.c.
24287	(delete_unreachable_blocks_update_callgraph): New function.
24288	(tree_function_versioning): Use VECtors; always remove unreachable
24289	blocks and fold conditionals.
24290	* tree-inline.h: Do not include varray.h.
24291	(tree_function_versioning): Remove.
24292	* Makefile.in (GTFILES): Remove tree-inline.c
24293	* passes.c (do_per_function): Do only functions having body.
24294	* ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
24295	tree.
24296
242972009-05-08  H.J. Lu  <hongjiu.lu@intel.com>
24298	    Andrew Morrow  <acm@google.com>
24299
24300	PR c/36892
24301	* c-common.c (c_common_attribute_table): Permit deprecated
24302	attribute to take an optional argument.
24303	(handle_deprecated_attribute): If the optional argument to
24304	__attribute__((deprecated)) is not a string ignore the attribute
24305	and emit a warning.
24306
24307	* c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
24308	* c-typeck.c (build_component_ref): Likewise.
24309	(build_external_ref): Likewise.
24310
24311	* toplev.c (warn_deprecated_use): Add an attribute argument.
24312	Emit the message associated with __attribute__((deprecated)).
24313
24314	* toplev.h (warn_deprecated_use): Updated.
24315
24316	* doc/extend.texi: Document new optional parameter to
24317	__attribute__((deprecated))
24318
243192009-05-08  Michael Eager <eager@eagercon.com>
24320
24321	* config/rs6000/rs6000.md (*movdf_softfloat32): replace
24322	!TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
24323
243242009-05-08  Richard Guenther  <rguenther@suse.de>
24325
24326	PR tree-optimization/40062
24327	* tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
24328	Avoid exponential behavior.
24329
243302009-05-08  Paolo Bonzini  <bonzini@gnu.org>
24331
24332	PR rtl-optimization/33928
24333	PR 26854
24334	* fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
24335	process_uses, build_single_def_use_links): New.
24336	(update_df): Update use_def_ref.
24337	(forward_propagate_into): Use get_def_for_use instead of use-def
24338	chains.
24339	(fwprop_init): Call build_single_def_use_links and let it initialize
24340	dataflow.
24341	(fwprop_done): Free use_def_ref.
24342	(fwprop_addr): Eliminate duplicate call to df_set_flags.
24343	* df-problems.c (df_rd_simulate_artificial_defs_at_top,
24344	df_rd_simulate_one_insn): New.
24345	(df_rd_bb_local_compute_process_def): Update head comment.
24346	(df_chain_create_bb): Use the new RD simulation functions.
24347	* df.h (df_rd_simulate_artificial_defs_at_top,
24348	df_rd_simulate_one_insn): New.
24349	* opts.c (decode_options): Enable fwprop at -O1.
24350	* doc/invoke.texi (-fforward-propagate): Document this.
24351
243522009-05-08  Joseph Myers  <joseph@codesourcery.com>
24353
24354	PR c/24581
24355	* c-typeck.c (build_binary_op): Handle arithmetic between one real
24356	and one complex operand specially.
24357	* tree-complex.c (some_nonzerop): Do not identify a real value as
24358	zero if flag_signed_zeros.
24359
243602009-05-08  Paolo Bonzini  <bonzini@gnu.org>
24361
24362	PR rtl-optimization/33928
24363	* loop-invariant.c (record_use): Fix && vs. || mishap.
24364
243652009-05-08  Paolo Bonzini  <bonzini@gnu.org>
24366
24367	PR rtl-optimization/33928
24368	* loop-invariant.c (struct use): Add addr_use_p.
24369	(struct def): Add n_addr_uses.
24370	(struct invariant): Add cheap_address.
24371	(create_new_invariant): Set cheap_address.
24372	(record_use): Accept df_ref.  Set addr_use_p and update n_addr_uses.
24373	(record_uses): Pass df_ref to record_use.
24374	(get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
24375	used only as such.
24376
243772009-05-08  Kaz Kojima  <kkojima@gcc.gnu.org>
24378
24379	* config/sh/sh.c: Do not include c-pragma.h.
24380
243812009-05-07  Andrew Pinski  <andrew_pinski@playstation.sony.com>
24382
24383	* config/spu/spu.c: Remove include of c-common.h.
24384
243852009-05-07  Janis Johnson  <janis187@us.ibm.com>
24386
24387	PR c/39037
24388	* c-common.h (mark_valid_location_for_stdc_pragma,
24389	valid_location_for_stdc_pragma_p, set_float_const_decimal64,
24390	clear_float_const_decimal64, float_const_decimal64_p): New.
24391	* c.opt (Wunsuffixed-float-constants): New.
24392	* c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
24393	unsuffixed float constant, handle new warning.
24394	* c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
24395	* c-decl.c (c_scope): New flag float_const_decimal64.
24396	(set_float_const_decimal64, clear_float_const_decimal64,
24397	float_const_decimal64_p): New.
24398	(push_scope): Set new flag.
24399	* c-parser.c (c_parser_translation_unit): Mark when it's valid
24400	to use STDC pragmas.
24401	(c_parser_external_declaration): Ditto.
24402	(c_parser_compound_statement_nostart): Ditto.
24403	* c-pragma.c (valid_location_for_stdc_pragma,
24404	mark_valid_location_for_stdc_pragma,
24405	valid_location_for_stdc_pragma_p, handle_stdc_pragma,
24406	handle_pragma_float_const_decimal64): New.
24407	(init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
24408	* cp/semantics.c (valid_location_for_stdc_pragma_p,
24409	set_float_const_decimal64, clear_float_const_decimal64,
24410	float_const_decimal64_p): New dummy functions.
24411	* doc/extend.texi (Decimal Float): Remove statement that the
24412	pragma, and suffix for double constants, are not supported.
24413	* doc/invoke.texi (Warning Options): List new option.
24414	(-Wunsuffixed-float-constants): New.
24415
244162009-05-08  Steven Bosscher  <steven@gcc.gnu.org>
24417
24418	* config/i386/i386.c: Do not include c-common.h.
24419
244202009-05-07  Mark Heffernan  <meheff@google.com>
24421
24422	* doc/invoke.texi (Debugging Options): Document change of debugging
24423	dump location.
24424	* opts.c (decode_options): Make dump_base_name relative to
24425	aux_base_name directory.
24426
244272009-05-07  Hariharan Sandanagobalane <hariharan@picochip.com>
24428
24429	* config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
24430	* config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
24431
244322009-05-07  Rafael Avila de Espindola  <espindola@google.com>
24433
24434	* Makefile.in (install-plugin): Simplify a bit.
24435
244362009-05-07  Paolo Bonzini  <bonzini@gnu.org>
24437
24438	* Makefile.in (OBJS-common): Add regcprop.o.
24439	(regcprop.o): New.
24440	* timevar.def (TV_CPROP_REGISTERS): New.
24441	* regrename.c (regrename_optimize): Return 0.
24442	(rest_of_handle_regrename): Delete.
24443	(pass_rename_registers): Point to regrename_optimize.
24444	(struct value_data_entry, struct value_data,
24445	kill_value_one_regno, kill_value_regno, kill_value,
24446	set_value_regno, init_value_data, kill_clobbered_value,
24447	kill_set_value, kill_autoinc_value, copy_value,
24448	mode_change_ok, maybe_mode_change, find_oldest_value_reg,
24449	replace_oldest_value_reg, replace_oldest_value_addr,
24450	replace_oldest_value_mem, copyprop_hardreg_forward_1,
24451	debug_value_data, validate_value_data): Move...
24452	* regcprop.c: ... here.
24453	(rest_of_handle_cprop): Delete.
24454	(pass_cprop_hardreg): Point to copyprop_hardreg_forward.
24455
244562009-05-07  Jakub Jelinek  <jakub@redhat.com>
24457
24458	PR middle-end/40057
24459	* dojump.c (prefer_and_bit_test): Use immed_double_const instead of
24460	GEN_INT for 1 << bitnum.
24461	(do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
24462	build_int_cst_type.
24463
244642009-05-07  Uros Bizjak  <ubizjak@gmail.com>
24465
24466	* doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
24467	Remove wrong description of "nand" operation.
24468
244692009-05-06  Richard Guenther  <rguenther@suse.de>
24470	    Adam Nemet  <anemet@caviumnetworks.com>
24471
24472	* gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
24473	comment.  Add that if LHS is not a gimple register, then RHS1 has
24474	to be a single object (GIMPLE_SINGLE_RHS).
24475
244762009-05-06  Adam Nemet  <anemet@caviumnetworks.com>
24477
24478	* expr.c (get_def_for_expr): Move it up in the file.
24479	(store_field): When expanding a bit-field store, look at the
24480	defining gimple stmt for the masking conversion.
24481
244822009-05-06  Janis Johnson  <janis187@us.ibm.com>
24483
24484	PR middle-end/39986
24485	* dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
24486	decode_decimal64, encode_decimal128, decode_decimal128): Avoid
24487	32-bit memcpy into long.
24488
244892009-05-06  Jakub Jelinek  <jakub@redhat.com>
24490
24491	* dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
24492	(one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
24493	new_reg_loc_descr.
24494	(loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
24495	instead of appending DW_OP_deref*.
24496
244972009-05-06  Michael Matz  <matz@suse.de>
24498
24499	PR middle-end/40021
24500	* cfgexpand.c (maybe_cleanup_end_of_block): New static function.
24501	(expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
24502
245032009-05-06  Rafael Avila de Espindola  <espindola@google.com>
24504
24505	* Makefile.in (install-plugin): Fix srcdir handling.
24506
245072009-05-06  Andrey Belevantsev  <abel@ispras.ru>
24508
24509	* tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
24510	when processing for not_regs_needed bitmap.
24511	* gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
24512	handle TARGET_MEM_REF in lhs.  Check TMR_BASE for NULL while
24513	handling it for rhs.
24514
245152009-05-06  H.J. Lu  <hongjiu.lu@intel.com>
24516
24517	* config/i386/i386.md (unnamed inc/dec peephole): Use
24518	optimize_insn_for_size_p instead of optimize_size.
24519	* config/i386/predicates.md (incdec_operand): Likewise.
24520	(aligned_operand): Likewise.
24521	* config/i386/sse.md (divv8sf3): Likewise.
24522	(sqrtv8sf2): Likewise.
24523
245242009-05-06  H.J. Lu  <hongjiu.lu@intel.com>
24525
24526	* config/i386/i386.c (ix86_build_signbit_mask): Make it static.
24527
24528	* config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
24529
245302009-05-06  H.J. Lu  <hongjiu.lu@intel.com>
24531
24532	* config/i386/i386.md (*avx_<code><mode>3_finite): Replace
24533	ssemodesuffixf2c with avxmodesuffixf2c.
24534
245352009-05-06  Joseph Myers  <joseph@codesourcery.com>
24536
24537	PR c/40032
24538	* c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
24539
245402009-05-05  Jakub Jelinek  <jakub@redhat.com>
24541
24542	* tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
24543	(struct tree_base): Adjust spacing for 8 bit boundaries.
24544	(struct tree_decl_common): Add decl_by_reference_flag bit.
24545	(DECL_BY_REFERENCE): Adjust.
24546	* print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
24547	print DECL_BY_REFERENCE bit.
24548	* dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
24549	* dwarf2out.c (loc_by_reference, gen_decl_die): Check
24550	DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
24551	(gen_variable_die): Likewise.  Check TREE_PRIVATE/TREE_PROTECTED
24552	unconditionally.
24553
24554	PR middle-end/39666
24555	* gimplify.c (gimplify_switch_expr): If case labels cover the whole
24556	range of the type, but default label is missing, add it with one
24557	of the existing labels instead of adding a new label for it.
24558
245592009-05-05  Joseph Myers  <joseph@codesourcery.com>
24560
24561	* dwarf.h: Remove.
24562
245632009-05-05  Rafael Avila de Espindola  <espindola@google.com>
24564
24565	* Makefile.in (enable_plugin, plugin_includedir): New.
24566	(install): Depend on install-plugin.
24567	(PLUGIN_HEADERS): New.
24568	(install-plugin): New.
24569	* config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
24570
245712009-05-05  Richard Guenther  <rguenther@suse.de>
24572
24573	PR tree-optimization/40022
24574	* tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
24575	the only vuse.
24576	(phivn_valid_p): Fix tuplification error, simplify.
24577	(phiprop_insert_phi): Add dumps.
24578	(propagate_with_phi): Simplify.
24579
245802009-05-05  Richard Guenther  <rguenther@suse.de>
24581
24582	PR middle-end/40023
24583	* builtins.c (gimplify_va_arg_expr): Properly build the address.
24584
245852009-05-05  Shujing Zhao  <pearly.zhao@oracle.com>
24586
24587	* tree.h (strip_float_extensions): Remove duplicate declaration.
24588	(build_low_bits_mask, debug_fold_checksum, expand_function_end,
24589	expand_function_start, stack_protect_prologue, stack_protect_epilogue,
24590	block_ultimate_origin): Rearrange the declarations line to match the
24591	comment that indicates the .c file which the functions are defined.
24592	(dwarf2out_*, set_decl_rtl): Add comment.
24593	(get_base_address): Adjust comment.
24594	(change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
24595	declarations line and add comment.
24596	(is_builtin_name): Add blank after function name, for clarity.
24597
245982009-05-04  Joseph Myers  <joseph@codesourcery.com>
24599
24600	* attribs.c (decl_attributes): Use %qE for identifiers in
24601	diagnostics.
24602	* cgraphunit.c (verify_cgraph_node): Translate function names to
24603	locale character set in diagnostics.
24604	* coverage.c (get_coverage_counts): Use %qE for identifiers in
24605	diagnostics.
24606	* doc/invoke.texi (-finstrument-functions-exclude-function-list):
24607	Document that functions are named in UTF-8.
24608	* expr.c (expand_expr_real_1): Translate function names to locale
24609	character set in diagnostics.
24610	* gimplify.c (omp_notice_variable, omp_is_private,
24611	gimplify_scan_omp_clauses): Use %qE for identifiers in
24612	diagnostics.
24613	* langhooks.c (lhd_print_error_function): Translate function names
24614	to locale character set.
24615	* langhooks.h (decl_printable_name): Document that return value is
24616	in internal character set.
24617	* stmt.c: Include pretty-print.h
24618	(tree_conflicts_with_clobbers_p): Use %qE for identifiers in
24619	diagnostics.
24620	(resolve_operand_name_1): Translate named operand name to locale
24621	character set.
24622	* stor-layout.c (finalize_record_size): Use %qE for identifiers in
24623	diagnostics.
24624	* toplev.c (announce_function): Translate function names to locale
24625	character set.
24626	(warn_deprecated_use): Use %qE for identifiers in diagnostics.
24627	(default_tree_printer): Use pp_identifier or translate identifiers
24628	to locale character set.  Mark "<anonymous>" for translation.
24629	* tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
24630	for identifiers in diagnostics.
24631	* tree.c (handle_dll_attribute): Use %qE for identifiers in
24632	diagnostics.
24633	* varasm.c (output_constructor): Use %qE for identifiers in
24634	diagnostics.
24635
246362009-05-04  Rafael Avila de Espindola  <espindola@google.com>
24637
24638	* configure.ac: use ` ` instead of $()
24639	* configure: Regenerate.
24640
246412009-05-05  Ben Elliston  <bje@au.ibm.com>
24642
24643	* config/pa/linux-atomic.c: Eliminate conditional include of
24644	errno.h on non-LP64 systems to simplify build requirements.
24645
246462009-05-04  Joseph Myers  <joseph@codesourcery.com>
24647
24648	* c-common.c (handle_mode_attribute): Use %qE for identifiers in
24649	diagnostics.
24650	* c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
24651	and pass value to identifier_to_locale.
24652	(warn_variable_length_array): Make name a tree.
24653	(grokdeclarator): Separate diagnostic texts for named and unnamed
24654	declarators.  Use %qE for named declarators.
24655	* c-parser.c (c_lex_one_token): Use %qE for identifiers in
24656	diagnostics.
24657	* c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
24658	identifiers in diagnostics.
24659	* c-typeck.c (push_member_name, start_init): Pass identifiers to
24660	identifier_to_locale.  Mark "anonymous" strings for translation.
24661
246622009-05-04  Michael Eager <eager@eagercon.com>
24663
24664	* config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
24665	address for DImode/DFmode only if double-precision FP regs.
24666
246672009-05-04  Michael Eager <eager@eagercon.com>
24668
24669	* config/rs6000/rs6000.c (rs6000_libcall_value): Add
24670	TARGET_SINGLE_FLOAT check.
24671
246722009-05-04  Michael Eager <eager@eagercon.com>
24673
24674	* config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
24675
246762009-05-04  Michael Eager <eager@eagercon.com>
24677
24678	* gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
24679	* config/rs6000/t-xilinx: New
24680
246812009-05-04  Paolo Bonzini  <bonzini@gnu.org>
24682
24683	* doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
24684	* gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
24685	* gcc/explow.c (memory_address): Use target hook.
24686	* gcc/targhooks.c (default_legitimize_address): New.
24687	* gcc/targhooks.h (default_legitimize_address): New.
24688	* gcc/target.h (legitimize_address): New.
24689	* gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
24690	(TARGET_INITIALIZER): Include it.
24691	* gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
24692
24693	* config/bfin/bfin-protos.h (legitimize_address): Remove.
24694	* config/bfin/bfin.c (legitimize_address): Remove.
24695	* config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
24696	* config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
24697	Remove.
24698	* config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
24699	* config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
24700
24701	* gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
24702	THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
24703	* gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
24704	* gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
24705	* gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
24706	* gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
24707	* gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
24708	* gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
24709	* gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
24710	* gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
24711	* gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
24712	* gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
24713	* gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
24714	* gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
24715	* gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
24716	* gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
24717	* gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
24718	* gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
24719	* gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
24720	* gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
24721	* gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
24722	* gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
24723	* gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
24724
24725	* gcc/config/s390/s390-protos.h (legitimize_address): Delete.
24726	* gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
24727	* gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
24728	* gcc/config/i386/i386-protos.h (legitimize_address): Delete.
24729	* gcc/config/avr/avr-protos.h (legitimize_address): Delete.
24730	* gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
24731	* gcc/config/score/score-protos.h (score_legitimize_address): Delete.
24732	* gcc/config/arm/arm-protos.h (arm_legitimize_address,
24733	(thumb_legitimize_address): Delete.
24734	* gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
24735	* gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
24736	* gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
24737	* gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
24738	* gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
24739	* gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
24740	Delete.
24741	* gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
24742	Delete.
24743
24744	* config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
24745	* config/m32c/m32c.c (m32c_legitimize_address): Standardize.
24746	* config/m32r/m32r.c (m32r_legitimize_address): New.
24747	* config/m68k/m68k.c (m68k_legitimize_address): New.
24748	* config/score/score.c (score_legitimize_address): Standardize.
24749	* config/score/score3.c (score3_legitimize_address): Standardize.
24750	* config/score/score3.h (score3_legitimize_address): Adjust.
24751	* config/score/score7.c (score7_legitimize_address): Standardize.
24752	* config/score/score7.h (score7_legitimize_address): Adjust.
24753	* config/sh/sh.c (sh_legitimize_address): New.
24754	* config/iq2000/iq2000.c (iq2000_legitimize_address): New.
24755
24756	* gcc/config/s390/s390.c (legitimize_address): Rename to...
24757 	(s390_legitimize_address): ... this.
24758	* gcc/config/sparc/sparc.c (legitimize_address): Rename to...
24759	(sparc_legitimize_address): ... this.
24760	* gcc/config/i386/i386.c (legitimize_address): Rename to...
24761	(ix86_legitimize_address): ... this.
24762	* gcc/config/avr/avr.c (legitimize_address): Rename to...
24763	(avr_legitimize_address): ... this.
24764	* gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
24765	(mn10300_legitimize_address): ... this.
24766	* config/alpha/alpha.c (alpha_legitimize_address): Wrap...
24767	(alpha_legitimize_address_1): ... the old alpha_legitimize_address.
24768	(alpha_expand_mov): Adjust call.
24769
24770	* config/frv/frv.c (frv_legitimize_address): Return x on failure.
24771	* config/spu/spu.c (spu_legitimize_address): Likewise.
24772	* config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
24773	* config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
24774
247752009-05-04  Joseph Myers  <joseph@codesourcery.com>
24776
24777	* intl.c (locale_encoding, locale_utf8): New.
24778	(gcc_init_libintl): Initialize locale_encoding and locale_utf8.
24779	* intl.h (locale_encoding, locale_utf8): Declare.
24780	* pretty-print.c: Include ggc.h.  Include iconv.h if HAVE_ICONV.
24781	(pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
24782	New.
24783	* pretty-print.h (pp_identifier): Call identifier_to_locale on ID
24784	argument.
24785	(pp_tree_identifier): Define to call pp_base_tree_identifier.
24786	(pp_base_tree_identifier): Declare as function.
24787	(identifier_to_locale): Declare.
24788	* Makefile.in (pretty-print.o): Update dependencies.
24789	* varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
24790
247912009-05-04  Richard Guenther  <rguenther@suse.de>
24792
24793	PR middle-end/40015
24794	* builtins.c (fold_builtin_memory_op): Do not decay to element
24795	type if the size matches the whole array.
24796
247972009-05-04  Kazu Hirata  <kazu@codesourcery.com>
24798
24799	* expmed.c (synth_mult): When trying out a shift, pass the result
24800	of a signed shift.
24801
248022009-05-04  Kazu Hirata  <kazu@codesourcery.com>
24803
24804	* expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
24805	(shiftsub1_cost): New.
24806	(init_expmed): Compute shiftsub1_cost.
24807	(synth_mult): Optimize multiplications by constants of the form
24808	-(2^^m-1) for some constant positive integer m.
24809
248102009-05-03  Richard Guenther  <rguenther@suse.de>
24811
24812	PR c/39983
24813	* c-typeck.c (array_to_pointer_conversion): Do not built
24814	ADDR_EXPRs of arrays of pointer-to-element type.
24815	* c-gimplify.c (c_gimplify_expr): Revert change fixing
24816	up wrong ADDR_EXPRs after-the-fact.
24817	* c-common.c (strict_aliasing_warning): Strip pointer
24818	conversions for obtaining the original type.
24819	* builtins.c (fold_builtin_memset): Handle array types.
24820	(fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
24821	and array types
24822
248232009-05-03  Richard Guenther  <rguenther@suse.de>
24824
24825	PR middle-end/23329
24826	* tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
24827	Do not lose casts from array types with unknown extent to array
24828	types with known extent.
24829	* tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
24830	alias set compatibility.
24831
248322009-05-03  Manuel López-Ibáñez  <manu@gcc.gnu.org>
24833
24834	* flags.h (extra_warnings): Delete.
24835	* toplev.c (process_options): Handle Wuninitialized here.
24836	* opts.c (extra_warnings): Delete.
24837	(set_Wextra): Delete.
24838	(common_handle_option): -Wextra can be handled automatically.
24839	* c-opts.c (c_common_handle_option): Delete obsolete code.
24840	(c_common_post_options): Simplify comment.
24841	* common.opt (W): Add Var.
24842	(Wextra): Add Var.
24843	(Wuninitialized): Initialize to -1.
24844
248452009-05-03  Adam Nemet  <anemet@caviumnetworks.com>
24846	    Richard Guenther  <rguenther@suse.de>
24847
24848	* expr.c (get_def_for_expr): New function.
24849	(expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
24850	SSA rather than trees.
24851	<MULT_EXPR>: Likewise.  Use subexp0 and subexp1 instead of
24852	TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
24853
248542009-05-03  Joseph Myers  <joseph@codesourcery.com>
24855
24856	* c-common.c (reswords): Add _Imaginary.
24857	* c-common.c (enum rid): Add RID_IMAGINARY.
24858
248592009-05-03  Paolo Bonzini  <bonzini@gnu.org>
24860
24861	* tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
24862	Patch by Richard Guenther.
24863
248642009-05-03  Anatoly Sokolov  <aesok@post.ru>
24865
24866	* defaults.h (FRAME_POINTER_REQUIRED): Provide default.
24867	* doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
24868	* config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
24869	* config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
24870	* config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
24871	* config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
24872	* config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
24873	* config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
24874	* config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
24875	* config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
24876	* config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
24877	* config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
24878	* config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
24879	* config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
24880	* config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
24881	* config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
24882	* config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
24883	* config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
24884
248852009-05-02  Richard Guenther  <rguenther@suse.de>
24886
24887	PR tree-optimization/39940
24888	* tree-ssa-pre.c (eliminate): Make sure we may propagate before
24889	doing so.
24890
248912009-05-02  Richard Guenther  <rguenther@suse.de>
24892
24893	PR middle-end/40001
24894	* tree-ssa.c (execute_update_addresses_taken): Properly check
24895	if we can mark a variable DECL_GIMPLE_REG_P.
24896	* gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
24897	back to the end of the function.
24898	(is_gimple_reg_type): Remove complex type special casing.
24899	* gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
24900	if not optimizing.
24901
249022009-05-02  Ben Elliston  <bje@au.ibm.com>
24903
24904	* doc/collect2.texi (Collect2): Document search path behaviour
24905	when configured with --with-ld.
24906
249072009-05-02  Jan Hubicka  <jh@suse.cz>
24908
24909	* tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
24910	parameter; update callers.
24911	(coalesce_cost_edge): EH edges are costier because they needs
24912	splitting even if not critical and even more costier when there are
24913	multiple EH predecestors.
24914
249152009-05-02  Jan Hubicka  <jh@suse.cz>
24916
24917	* except.c (remove_eh_handler_and_replace): Handle updating after
24918	removing TRY blocks.
24919
249202009-05-02  Eric Botcazou  <ebotcazou@adacore.com>
24921
24922	* store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
24923
249242009-05-02  Steven Bosscher  <steven@gcc.gnu.org>
24925
24926	* varasm.c: Do not include c-pragma.h.
24927	* attribs.c: Do not incude c-common.h.
24928
249292009-05-01  Michael Matz  <matz@suse.de>
24930
24931	* calls.c (initialize_argument_information): Handle SSA names like
24932	decls with a non MEM_P DECL_RTL.
24933
249342009-05-01  Steven Bosscher  <steven@gcc.gnu.org>
24935
24936	* ipa-reference.c: Do not include c-common.h, include splay-tree.h.
24937	* ipa-utils.c: Likewise.
24938	* ipa-type-escape.c: Likewise.
24939	* cgraphunit.c Do not include c-common.h.
24940	* ipa-pure-const.c: Likewise.
24941	* tree-if-conv.c: Likewise.
24942	* matrix-reorg.c: Do not include c-common.h and c-tree.h.
24943	* ipa-struct-reorg.c: Likewise.
24944	* tree-nomudflap.c: Likewise.
24945	* tree-ssa-structalias.c: Likewise.
24946
249472009-05-01  Steven Bosscher  <steven@gcc.gnu.org>
24948
24949	* store-motion.c: Many cleanups to make this pass a first-class
24950	citizen instead of an appendix to gcse load motion.  Add TODO list
24951	to make this pass faster/cleaner/better.
24952
24953	(struct ls_expr): Post gcse.c-split cleanups.
24954	Rename to st_expr.  Rename "loads" field to "antic_stores".  Rename
24955	"stores" field to "avail_stores".
24956	(pre_ldst_mems): Rename to store_motion_mems.
24957	(pre_ldst_table): Rename to store_motion_mems_table.
24958	(pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
24959	(pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
24960	(ldst_entry): Rename to st_expr_entry, update users.
24961	(free_ldst_entry): Rename to free_st_expr_entry, update users.
24962	(free_ldst_mems): Rename to free_store_motion_mems, update users.
24963	(enumerate_ldsts): Rename to enumerate_store_motion_mems,
24964	update caller.
24965	(first_ls_expr): Rename to first_st_expr, update users.
24966	(next_ls_expr): Rename to next_st_expr, update users.
24967	(print_ldst_list): Rename to print_store_motion_mems.  Print names of
24968	fields properly for store motion instead of names inherited from load
24969	motion in gcse.c.
24970	(ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
24971	(LAST_AVAIL_CHECK_FAILURE): Explain what this is.  Undefine when we
24972	are done with it.
24973
24974	(ae_kill): Rename to st_kill, update users.
24975	(ae_gen): Rename to st_avloc, update users.
24976	(transp): Rename to st_transp, update users.
24977	(pre_insert_map): Rename to st_insert_map, update users.
24978	(pre_delete_map): Rename to st_delete_map, update users.
24979	(insert_store, build_store_vectors, free_store_memory,
24980	one_store_motion_pass): Update for abovementioned changes.
24981
24982	(gcse_subst_count, gcse_create_count): Remove.
24983	(one_store_motion_pass): New statistics counters "n_stores_deleted"
24984	and "n_stores_created", local variables.
24985
24986	(extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
24987	use for_each_rtx.
24988
24989	(regvec, compute_store_table_current_insn): Remove.
24990	(reg_set_info, reg_clear_last_set): Remove.
24991	(compute_store_table): Use DF caches instead of local dataflow
24992	solvers.
24993
249942009-05-01  Joseph Myers  <joseph@codesourcery.com>
24995
24996	* c-objc-common.c (c_tree_printer): Print identifiers with
24997	pp_identifier, not pp_string.  Mark "({anonymous})" for
24998	translation.
24999	* c-pretty-print.c (pp_c_ws_string): New.
25000	(pp_c_cv_qualifier, pp_c_type_specifier,
25001	pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
25002	pp_c_storage_class_specifier, pp_c_function_specifier,
25003	pp_c_attributes, pp_c_bool_constant, pp_c_constant,
25004	pp_c_primary_expression, pp_c_postfix_expression,
25005	pp_c_unary_expression, pp_c_shift_expression,
25006	pp_c_relational_expression, pp_c_equality_expression,
25007	pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
25008	use pp_string and pp_c_ws_string in place of pp_identifier and
25009	pp_c_identifier for non-identifiers.  Mark English strings for
25010	translation.
25011	* c-pretty-print.h (pp_c_ws_string): Declare.
25012
250132009-04-30  Paul Pluzhnikov  <ppluzhnikov@google.com>
25014	    Roland McGrath <roland@redhat.com>
25015
25016	* configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
25017	(ENABLE_LD_BUILDID): New configuration option.
25018	* gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
25019	(LINK_BUILDID_SPEC): New macro.
25020	(init_spec): If defined, prepend it between LINK_EH_SPEC and
25021	link_spec.
25022	* doc/install.texi: Document --enable-linker-build-id option.
25023	* configure: Rebuild.
25024	* config.in: Rebuild.
25025
250262009-04-30  Adam Nemet  <anemet@caviumnetworks.com>
25027
25028	* config/mips/mips.h (FRAME_GROWS_DOWNWARD,
25029	MIPS_GP_SAVE_AREA_SIZE): Define new macros.
25030	(STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD.  Use
25031	MIPS_GP_SAVE_AREA_SIZE.
25032	* config/mips/mips.c (struct mips_frame_info): Update comment
25033	before arg_pointer_offset and hard_frame_pointer_offset.
25034	(mips_compute_frame_info): Update diagram before function: to
25035	correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
25036	indicate the position of frame_pointer_rtx with -fstack-protector and
25037	to show args_size.  Don't allocate cprestore area for leaf functions
25038	if FRAME_GROWS_DOWNWARD.  Use MIPS_GP_SAVE_AREA_SIZE to set
25039	cprestore_size.
25040	(mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
25041
250422009-04-30  Michael Matz  <matz@suse.de>
25043
25044	PR tree-optimization/39955
25045	* config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
25046
250472009-04-30  Dave Korn  <dave.korn.cygwin@gmail.com>
25048
25049	* ira.c (setup_cover_and_important_classes):  Use safe macro
25050	REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
25051	directly.
25052	* genpreds.c (write_tm_preds_h):  Output suitable definition of
25053	REG_CLASS_FOR_CONSTRAINT.
25054
250552009-04-30  Rafael Avila de Espindola  <espindola@google.com>
25056
25057	* alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
25058	instead of an int.
25059	* bitmap.c (bitmap_descriptor): Likewise.
25060	* ggc-common.c (loc_descriptor): Likewise.
25061	* varray.c (varray_descriptor): Likewise.
25062	* vec.c (vec_descriptor): Likewise.
25063
250642009-04-30  Eric Botcazou  <ebotcazou@adacore.com>
25065
25066	* Makefile.in (dce.o): Add $(EXCEPT_H).
25067	* dce.c: Include except.h and delete redundant vector definitions.
25068	(deletable_insn_p): Return false for non-call insns that can throw
25069	if DF is running.
25070
250712009-04-30  Steven Bosscher  <steven@gcc.gnu.org>
25072
25073	* gcse.c (ae_gen): Remove.
25074	(can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
25075	and make non-static function to make it available in store-motion.c.
25076	Update call sites with search-and-replace.
25077	(enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
25078	extract_mentioned_regs, extract_mentioned_regs_helper,
25079	find_moveable_store, compute_store_table, load_kills_store, find_loads,
25080	store_killed_in_insn, store_killed_after, store_killed_before,
25081	build_store_vectors, insert_insn_start_basic_block, insert-store,
25082	remove_reachable_equiv_notes, replace_store_insn, delete_store,
25083	free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
25084	execute_rtl_store_motion, pass_rtl_store_motion): Move to...
25085	* store-motion.c: ...new file.  Also copy data structures from gcse.c
25086	and clean up to remove parts not used by store motion.
25087	* rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
25088	* Makefile.in (store-motion.o): New rule. Add to OBJS-common.
25089
250902009-04-30  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
25091
25092	PR target/38571
25093	* config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
25094	when optimizing for size.
25095
250962009-04-30  Hans-Peter Nilsson  <hp@axis.com>
25097
25098	* gcse.c (gcse_constant_p): Fix typo in last change.
25099
251002009-04-30  Rafael Avila de Espindola  <espindola@google.com>
25101
25102	* plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
25103
251042009-04-30  Andreas Krebbel  <krebbel1@de.ibm.com>
25105
25106	* gcse.c (gcse_constant_p): Make sure the constant is sharable.
25107
251082009-04-29  James E. Wilson  <wilson@codesourcery.com>
25109
25110	* config/mips/mips.c (mips_add_offset): Use gen_int_mode for
25111	CONST_HIGH_PART result.
25112
251132009-04-29  Anatoly Sokolov  <aesok@post.ru>
25114
25115	* config/avr/avr.c (initial_elimination_offset): Rename to
25116	avr_initial_elimination_offset.
25117	(frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
25118	change return type to bool.
25119	(avr_can_eliminate): New function.
25120	* config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
25121	(FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
25122	(INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
25123	* config/avr/avr-protos.h (initial_elimination_offset): Rename to
25124	avr_initial_elimination_offset.
25125	(frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
25126	(avr_initial_elimination_offset): Define.
25127
251282009-04-29  Eric Botcazou  <ebotcazou@adacore.com>
25129	    Steven Bosscher  <steven@gcc.gnu.org>
25130
25131	PR rtl-optimization/39938
25132	* Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
25133	* cfgrtl.c: Include insn-attr.h.
25134	(rest_of_pass_free_cfg): New function.
25135	(pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
25136	* resource.c (init_resource_info): Remove call to df_analyze.
25137
251382009-04-29  Richard Guenther  <rguenther@suse.de>
25139
25140	PR target/39943
25141	* config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
25142	allow conversion to signed integers.
25143
251442009-04-29  Richard Guenther  <rguenther@suse.de>
25145
25146	* tree-cfg.c (verify_gimple_assign_binary): Allow vector
25147	shifts of floating point vectors if the shift amount is
25148	a constant multiple of the element size.
25149
251502009-04-29  Andreas Krebbel  <krebbel1@de.ibm.com>
25151	    Michael Matz  <matz@suse.de>
25152
25153	PR middle-end/39927
25154	PR bootstrap/39929
25155	* tree-outof-ssa.c (emit_partition_copy): New function.
25156	(insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
25157	insert_part_to_rtx_on_edge): Perform the partition base var
25158	copy using emit_partition_copy.
25159	(insert_value_copy_on_edge): Convert constants to the right mode.
25160	(insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
25161	(elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
25162
251632009-04-29  Bernd Schmidt  <bernd.schmidt@analog.com>
25164
25165	* config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
25166	scan backwards to try to find a constant to initialize it.
25167
25168	* config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
25169	insn before the loop_end instruction, don't look past labels.
25170
251712009-04-29  Richard Guenther  <rguenther@suse.de>
25172
25173	PR middle-end/39937
25174	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
25175	loose type conversions.
25176	(forward_propagate_addr_expr): Fix tuplification bug.  Remove
25177	stmts only if there are no uses of its definition.
25178
251792009-04-29  Bernd Schmidt  <bernd.schmidt@analog.com>
25180
25181	* config/bfin/bfin.h (splitting_loops): Declare.
25182	* config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
25183	Reorder bit definitions to be ascending.
25184	(WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
25185	* config/bfin/bfin.c (splitting_loops): New variable.
25186	(bfin_cpus): Add WA_LOAD_LCREGS as needed.
25187	(struct loop_info): Remove members INIT and LOOP_INIT.
25188	(bfin_optimize_loop): Don't set them.  Reorder the code that generates
25189	the LSETUP sequence.  Allow LC to be loaded from any register, but
25190	also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
25191	(bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
25192	set to 1.
25193	* config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
25194	of reload_completed.
25195
25196	From Jie Zhang:
25197	* config/bfin/bfin.md (movsi_insn): Refine constraints.
25198
251992009-04-29  Rafael Avila de Espindola  <espindola@google.com>
25200
25201	* Makefile.in (PLUGIN_VERSION_H): New.
25202	(OBJS-common): Remove plugin-version.o.
25203	(plugin.o): Depend on (PLUGIN_VERSION_H).
25204	(plugin-version.o): Remove.
25205	* configure: Regenerate
25206	* configure.ac: Create plugin-version.h.
25207	* gcc-plugin.h (plugin_gcc_version): Remove.
25208	(plugin_default_version_check): Change signature.
25209	* plugin-version.c: Remove.
25210	* plugin.c: Include plugin-version.h.
25211	(str_plugin_gcc_version_name): Remove.
25212	(try_init_one_plugin): Pass gcc version to plugin_init.
25213	(plugin_default_version_check): Both gcc and plugin versions are now
25214	arguments.
25215
252162009-04-29  Bernd Schmidt  <bernd.schmidt@analog.com>
25217
25218	* config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
25219	problematic last insns.  Test for TYPE_CALL rather than CALL_P.
25220	Remove special case testing for last insn of inner loops. Don't fail
25221	if the loop ends with a jump, emit an extra nop instead.
25222
25223	* config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
25224	DREGS rather than comparing directly.  Remove code that tries to
25225	account for latencies.
25226
252272009-04-29  Richard Guenther  <rguenther@suse.de>
25228
25229	PR tree-optimization/39941
25230	* tree-ssa-pre.c (eliminate): Schedule update-ssa after
25231	eliminating an indirect call.
25232
252332009-04-29  Richard Guenther  <rguenther@suse.de>
25234
25235	* tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
25236	parameter.  Allow invariants as base if !require_lvalue.
25237	(verify_gimple_assign_single): Adjust.
25238
252392009-04-29  Bernd Schmidt  <bernd.schmidt@analog.com>
25240
25241	* config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
25242	(ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
25243	ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
25244	ssubhi3, ssaddhi3_parts and sssubhi3_parts.
25245	(flag_mulhi3_parts): Produce a HImode output rather than trying to set
25246	a VEC_SELECT.
25247	* config/bfin/bfin.c (bfin_expand_builtin,
25248	case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
25249
252502009-04-28  Richard Guenther  <rguenther@suse.de>
25251
25252	* tree-vect-loop.c (get_initial_def_for_induction): Use
25253	correct types for pointer increment.
25254
252552009-04-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
25256
25257	* toplev.c (print_version): Update GMP version string calculation.
25258
252592009-04-28  Eric Botcazou  <ebotcazou@adacore.com>
25260
25261	PR rtl-optimization/39938
25262	* resource.c (init_resource_info): Add call to df_analyze.
25263
252642009-04-28  Uros Bizjak  <ubizjak@gmail.com>
25265
25266	* config/alpha/alpha.md (usegp): Cast the result of
25267	alpha_find_lo_sum_using_gp to enum attr_usegp.
25268	* config/alpha/alpha.c (override_options): Remove end-of-structure
25269	marker element from cpu_table.  Use array size of cpu_table to handle
25270	-mcpu and -mtune options.
25271	(tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
25272
252732009-04-28  Joseph Myers  <joseph@codesourcery.com>
25274
25275	* config.gcc (powerpc*-*-* | rs6000-*-*): Add
25276	rs6000/option-defaults.h to tm_file.  Support cpu_32, cpu_64,
25277	tune_32 and tune_64.
25278	* doc/install.texi (--with-cpu-32, --with-cpu-64): Document
25279	support on PowerPC.
25280	* config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
25281	* config/rs6000/option-defaults.h: ... here.  New file.
25282	(OPT_64, OPT_32): Define.
25283	(MASK_64BIT): Define to 0 if not already defined.
25284	(OPT_ARCH64, OPT_ARCH32): Define.
25285	(OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
25286	and tune_64.
25287
252882009-04-28  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
25289
25290	* config/arm/arm.c (arm_override_options): Emit error on using
25291	fpa with AAPCS.
25292
252932009-04-28  Uros Bizjak  <ubizjak@gmail.com>
25294
25295	PR rtl-optimization/39914
25296	* ira-conflicts.c (ira_build_conflicts): Prohibit call used
25297	registers for allocnos created from user-defined variables only
25298	when not optimizing.
25299
253002009-04-28  Richard Guenther  <rguenther@suse.de>
25301
25302	PR middle-end/39937
25303	* fold-const.c (fold_binary): Use distribute_real_division only
25304	on float types.
25305
253062009-04-28  Steve Ellcey  <sje@cup.hp.com>
25307
25308	* config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
25309	add hpux-stdint.h to tm_file.
25310	(hppa[12]*-*-hpux11*): Ditto.
25311	(ia64*-*-hpux*): Ditto.
25312	* config/hpux-stdint.h: New.
25313	* config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
25314	__STDC_EXT__ for all compiles.
25315	* config/pa/pa-hpux.h: Ditto.
25316	* config/pa/pa-hpux10.h: Ditto.
25317	* config/pa/pa-hpux11.h: Ditto.
25318
253192009-04-28  Catherine Moore  <clm@codesourcery.com>
25320
25321	* debug.h (set_name): Add comment.
25322
253232009-04-28  Andrew Pinski  <pinskia@gmail.com>
25324
25325	PR target/39929
25326	* config/darwin.c (machopic_gen_offset): Check
25327	currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
25328	* config/arm/arm.c (require_pic_register): Likewise.
25329
253302009-04-28  Paolo Bonzini  <bonzini@gnu.org>
25331
25332	* config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
25333	m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
25334	m32c_promote_prototypes): Delete.
25335
253362009-04-28  Michael Matz  <matz@suse.de>
25337
25338	PR middle-end/39922
25339	* tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
25340	constants.
25341
253422009-04-28  Richard Guenther  <rguenther@suse.de>
25343
25344	* tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
25345
253462009-04-28  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
25347
25348	* config/arm/arm-cores.def: Add support for arm1156t2f-s.
25349	* doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
25350	* config/arm/arm-tune.md: Regenerate.
25351
253522009-04-28  Alexander Monakov  <amonakov@ispras.ru>
25353
25354	* sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
25355	block if there are complex incoming edges.
25356	(sel_merge_blocks): Remove useless assert.
25357	(sel_redirect_edge_and_branch): Check that edge was redirected.
25358	* sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
25359	(sel_find_rgns): Delete declaration.
25360	* sel-sched.c (purge_empty_blocks): Attempt to remove first block of
25361	the region when it is not a preheader.
25362
253632009-04-28  Uros Bizjak  <ubizjak@gmail.com>
25364
25365	PR c/39323
25366	* config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
25367
253682009-04-28  Richard Guenther  <rguenther@suse.de>
25369
25370	* tree.h (SSA_NAME_VALUE): Remove.
25371	(struct tree_ssa_name): Remove value_handle member.
25372	* tree-vrp.c (execute_vrp): Initialize/free the value-handle
25373	array for jump threading.
25374	* tree-ssa-propagate.c (ssa_prop_init): Do not initialize
25375	SSA_NAME_VALUEs.
25376	* print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
25377	* tree-flow.h (threadedge_initialize_values): Declare.
25378	(threadedge_finalize_values): Likewise.
25379	* tree-ssa-threadedge.c (ssa_name_values): New global variable.
25380	(SSA_NAME_VALUE): Define.
25381	(threadedge_initialize_values): New function.
25382	(threadedge_finalize_values): Likewise.
25383	* tree-ssa-dom.c (ssa_name_values): New global variable.
25384	(SSA_NAME_VALUE): Define.
25385	(tree_ssa_dominator_optimize): Initialize/free the value-handle array.
25386
253872009-04-28  Ira Rosen  <irar@il.ibm.com>
25388
25389	* tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
25390	Use REPORT_VECTORIZED_LOCATIONS instead
25391	REPORT_VECTORIZED_LOOPS.
25392	* tree-vectorizer.c (vect_verbosity_level): Make static.
25393	(vect_loop_location): Rename to vect_location.
25394	(vect_set_verbosity_level): Update comment.
25395	(vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
25396	and vect_location.
25397	(vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
25398	and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
25399	instead REPORT_UNVECTORIZED_LOOPS.
25400	* tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
25401	and vect_loop_def to vect_external_def and vect_internal_def.
25402	(enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
25403	and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
25404	REPORT_UNVECTORIZED_LOCATIONS.
25405	(enum vect_relevant): Update comment. Rename vect_unused_in_loop
25406	and vect_used_in_loop and to vect_unused_in_scope and
25407	vect_used_in_scope.
25408	(STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
25409	(vect_verbosity_level): Remove declaration.
25410	(vect_analyze_operations): Likewise.
25411	(vect_analyze_stmt): Declare.
25412	* tree-vect-loop.c (vect_determine_vectorization_factor): Use
25413	REPORT_UNVECTORIZED_LOCATIONS.
25414	(vect_get_loop_niters): Fix indentation.
25415	(vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
25416	(vect_analyze_loop_operations): New function.
25417	(vect_analyze_loop): Call vect_analyze_loop_operations instead of
25418	vect_analyze_operations.
25419	(vect_is_simple_reduction): Use new names.
25420	(vectorizable_live_operation, vect_transform_loop): Likewise.
25421	* tree-vect-data-refs.c (vect_check_interleaving): Add a return value
25422	to specify whether the data references can be a part of interleaving
25423	chain.
25424	(vect_analyze_data_ref_dependence): Use new names.
25425	(vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
25426	(vect_create_addr_base_for_vector_ref): Remove redundant code.
25427	* tree-vect-patterns.c (widened_name_p): Use new names.
25428	(vect_recog_dot_prod_pattern): Likewise.
25429	* tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
25430	(process_use, vect_mark_stmts_to_be_vectorized,
25431	vect_model_simple_cost, vect_model_store_cost,
25432	vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
25433	vectorizable_call, vectorizable_conversion, vectorizable_assignment,
25434	vectorizable_operation, vectorizable_type_demotion,
25435	vectorizable_type_promotion, vectorizable_store, vectorizable_load,
25436	vectorizable_condition): Likewise.
25437	(vect_analyze_operations): Split into vect_analyze_loop_operations
25438	and ...
25439	(vect_analyze_stmt): ... new function.
25440	(new_stmt_vec_info): Use new names.
25441	(vect_is_simple_use): Use new names and fix comment.
25442	* tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
25443	(vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
25444
254452009-04-28  Uros Bizjak  <ubizjak@gmail.com>
25446
25447	PR target/39911
25448	* config/i386/i386.c (print_operand) ['Z']: Handle floating point
25449	and integer modes for x87 operands.  Do not ICE for unsupported size,
25450	generate error instead.  Generate error for unsupported operand types.
25451	['z']: Do not handle HImode memory operands specially.  Warning
25452	for floating-point operands.  Fallthru to 'Z' for unsupported operand
25453	types.  Do not ICE for unsupported size, generate error instead.
25454	(output_387_binary_op): Use %Z to output operands.
25455	(output_fp_compare): Ditto.
25456	(output_387_reg_move): Ditto.
25457
254582009-04-28  Ben Elliston  <bje@au.ibm.com>
25459
25460	PR c++/35652
25461	Revert:
25462
25463	2009-03-27  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
25464
25465	* builtins.c (c_strlen): Do not warn here.
25466	* c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25467	* c-common.c (pointer_int_sum): Take an explicit location.
25468	Warn about offsets out of bounds.
25469	* c-common.h (pointer_int_sum): Adjust declaration.
25470
254712009-04-27  Ian Lance Taylor  <iant@google.com>
25472
25473	* collect2.c (is_ctor_dtor): Change type of ret field in struct
25474	names to symkind.
25475	* dce.c (run_fast_df_dce): Change type of old_flags to int.
25476	* df-core.c (df_set_flags): Change return type to int.  Change
25477	type of old_flags to int.
25478	(df_clear_flags): Likewise.
25479	* df-scan.c (df_def_record_1): Change 0 to VOIDmode.
25480	(df_get_conditional_uses): Likewise.
25481	* df.h (df_set_flags, df_clear_flags): Update declarations.
25482	* dwarf2out.c (struct indirect_string_node): Change type of form
25483	field to enum dwarf_form.
25484	(AT_string_form): Change return type to enum dwarf_form.
25485	* fixed-value.c (fixed_compare): Add cast to enum type.
25486	* fwprop.c (update_df): Change 0 to VOIDmode.
25487	* gensupport.c: Change 0 to UNKNOWN.
25488	* gimple.h (gimple_cond_code): Add cast to enum type.
25489	* haifa-sched.c (reemit_notes): Add cast to enum type.
25490	* hooks.c (hook_int_void_no_regs): Remove function.
25491	* hooks.h (hook_int_void_no_regs): Remove declaration.
25492	* optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
25493	* predict.c (combine_predictions_for_insn): Add casts to enum type.
25494	* real.c (real_arithmetic): Add cast to enum type.
25495	(real_compare): Likewise.
25496	* target.h (struct gcc_target): Change return type of
25497	branch_target_register_class to enum reg_class.
25498	* target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
25499	default_branch_target_register_class.
25500	* targhooks.c (default_branch_target_register_class): New function.
25501	* targhooks.h (default_branch_target_register_class): Declare.
25502	* tree-data-ref.c (print_direction_vector): Add cast to enum type.
25503	* tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
25504	cast to int.
25505	* tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
25506	ERROR_MARK.
25507	* tree-vect-slp.c (vect_build_slp_tree): Change 0 to
25508	vect_uninitialized_def.  Change 0 to ERROR_MARK.
25509	* tree-vect-stmts.c (supportable_widening_operation): Don't
25510	initialize icode1 and icode2.
25511	* tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
25512	* config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
25513	and to STD_C89.
25514	(cmn_err_flag_specs): Change 0 to STD_C89.
25515	(cmn_err_char_table): Likewise.
25516	* config/arm/arm.c (get_arm_condition_code): Change type of code
25517	to enum arm_cond_code.
25518	(IWMMXT_BUILTIN): Change 0 to UNKNOWN.
25519	(IWMMXT_BUILTIN2): Likewise.
25520	(neon_builtin_type_bits): Don't define typedef.
25521	(neon_builtin_datum): Change type of bits field to int.
25522	(arm_expand_neon_args): Add cast to enum type.
25523	* config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
25524	TLS_MODEL_NONE.
25525	* config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN.  Add
25526	casts to enum type.
25527	* config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
25528	MIPS_FP_COND_f.
25529	* config/mips/mips.md (jal_macro): Return enum constant.
25530	(single_insn): Likewise.
25531	* config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
25532	CODE_FOR_nothing.
25533	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
25534	casts to enum type.
25535	* config/s390/s390.c (s390_tune_flags): Change type to int.
25536	(s390_arch_flags): Likewise.
25537	(s390_handle_arch_option): Change flags field of struct pta to int.
25538	* config/s390/s390.h (s390_tune_flags): Update declaration.
25539	(s390_arch_flags): Likewise.
25540	* config/sh/sh.c (prepare_move_operands): Compare
25541	tls_symbolic_operand result with enum constant.
25542	(sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
25543	(sh_expand_prologue): Add cast to enum type.
25544	(sh_expand_epilogue): Likewise.
25545	(tls_symbolic_operand): Change return type to enum tls_model.
25546	(fpscr_set_from_mem): Add cast to enum type.
25547	(legitimize_pic_address): Compare tls_symbolic_operand result with
25548	enum constant.
25549	(sh_target_reg_class): Change return type to enum reg_class.
25550	* config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
25551	PROCESSOR_xxx.
25552	* config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
25553	* config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
25554	* config/sparc/sparc.md (empty_delay_slot): Return enum constant.
25555	(pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
25556	(delayed_branch, tls_call_delay): Likewise.
25557	(eligible_for_sibcall_delay): Likewise.
25558	(eligible_for_return_delay): Likewise.
25559	* config/spu/spu.c (expand_builtin_args): Add cast to enum type.
25560	(spu_expand_builtin_1): Likewise.
25561
25562	* c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
25563	for all types of conversions.
25564	(output_init_element): Issue -Wc++-compat warning if needed when
25565	initializing a bitfield with enum type.
25566	* c-parser.c (c_parser_expression): Set original_type to
25567	original_type of right hand operand of comma operator.
25568
255692009-04-27  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
25570
25571	* doc/c-tree.texi (Types, Functions, Expression trees): Fix
25572	grammar nits.
25573	* doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
25574	* doc/cpp.texi (Standard Predefined Macros)
25575	(Implementation-defined behavior): Likewise.
25576	* doc/extend.texi (Function Attributes, Type Attributes): Likewise.
25577	* doc/gimple.texi (GIMPLE Exception Handling)
25578	(@code{GIMPLE_ASSIGN}): Likewise.
25579	* doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
25580	* doc/invoke.texi (Warning Options, Optimize Options)
25581	(AVR Options, Darwin Options): Likewise.
25582	(Optimize Options): Reformulate -fwhole-program description.
25583	* doc/loop.texi (Lambda): Likewise.
25584	* doc/md.texi (Output Template, Define Constraints)
25585	(Standard Names, Insn Splitting): Likewise.
25586	* doc/options.texi (Option properties): Likewise.
25587	* doc/passes.texi (Tree-SSA passes): Likewise.
25588	* doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
25589	* doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
25590	(File Names and DBX): Likewise.
25591	* doc/trouble.texi (Incompatibilities): Likewise.
25592
255932009-04-27  Trevor Smigiel  <trevor_smigiel@playstation.sony.com>
25594
25595	* spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
25596	instruction is correct.
25597
255982009-04-27  Trevor Smigiel  <trevor_smigiel@playstation.sony.com>
25599
25600	Allow non-constant arguments to conversion intrinsics.
25601	* spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
25602	* predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
25603	* spu.c (print_operand): Handle 'v' and 'w'.
25604	(exp2_immediate_p, spu_gen_exp2): Define.
25605	* spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
25606	spu_convtf_1): Update parameter descriptions.
25607	* spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
25608	* constraints.md ('v', 'w'): New.
25609	* spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
25610	Remove.
25611	(i2f, I2F): New define_mode_attr.
25612	(floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
25613	floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
25614	fixuns_truncv4sfv4si2):  Update to use mode attribute.
25615	(float<mode><i2f>2_mul, float<mode><i2f>2_div,
25616	fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
25617	floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
25618	patterns for combine.
25619
256202009-04-27  Steven Bosscher  <steven@gcc.gnu.org>
25621
25622	* dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
25623	(cprop, hoist, pre, store_motion): New debug counters.
25624	* tree-pass.h (pass_tracer): Move to list of gimple passes, it
25625	is not an RTL pass anymore.
25626	(pass_profiling): Remove extern decl for pass removed in 2005.
25627	(pass_gcse, pass_jump_bypass): Remove.
25628	* final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
25629	to 0 for clean state.
25630	* toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
25631	* cse.c (gate_handle_cse_after_global_opts,
25632	rest_of_handle_cse_after_global_opts): New functions.
25633	(pass_cse_after_global_opts): New pass, does local CSE.
25634	* timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
25635	(TV_CPROP): New timevar.
25636	* gcse.c (flag_rerun_cse_after_global_opts): New global variable.
25637	(run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
25638	(gcse_main, recompute_all_luids): Remove.
25639	(compute_hash_table_work): Call max_reg_num instead of reading
25640	max_gcse_regno.
25641	(cprop_jump): Don't set run_jump_opt_after_gcse.
25642	(constprop_register): Always allow to alter jumps.
25643	(cprop_insn): Likewise.
25644	(do_local_cprop): Likewise.
25645	(local_cprop_pass): Likewise.  Return non-zero if something changed.
25646	(cprop): Remove function, fold interesting bits into one_cprop_pass.
25647	(find_implicit_sets): Add note about missed optimization opportunity.
25648	(one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
25649	pass_rtl_cprop execute function.
25650	Don't bother tracking the pass number, each pass gets its own dumpfile
25651	now anyway.
25652	Always allow to alter jumpsand bypass jumps.
25653	(bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
25654	will just find no suitable set.
25655	(pre_edge_insert): Fix dumping, this function is for PRE only.
25656	(one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
25657	pass_rtl_pre execute function.
25658	(hoist_code): Return non-zero if something changed.  Keep track of
25659	substitutions and insertions for statistics gathering similar to PRE.
25660	(one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
25661	called from the pass_rtl_hoist execute function.  Show pass statistics.
25662	(compute_store_table): Use max_reg_num directly instead of using the
25663	formerly global max_gcse_regno.
25664	(build_store_vectors): Likewise.
25665	(replace_store_insn): Fix dumping.
25666	(store_motion): Rename to ...
25667	(one_store_motion_pass): ... this.  Rewrite to be "the" STORE_MOTION
25668	pass, called from the pass_rtl_store_motion execute function.  Keep
25669	track of substitutions and insertions for statistics gathering similar
25670	to PRE.
25671	(bypass_jumps): Remove, fold interesting bits into ...
25672	(one_cprop_pass): ... this.  Rewrite to be "the" CPROP pass, called
25673	from the pass_rtl_cprop execute function.
25674	(gate_handle_jump_bypass, rest_of_handle_jump_bypass,
25675	pass_jump_bypass): Remove.
25676	(gate_handle_gcse, rest_of_handle_gcse): Remove.
25677	(gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
25678	(gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
25679	(gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
25680	(gate_rtl_store_motion, execute_rtl_store_motion,
25681	pass_rtl_store_motion): New.
25682	* common.opt: Remove flag_cse_skip_blocks, adjust documentation to
25683	make it clear that -fcse-skip-blocks is a no-op for backward compat.
25684	* passes.c (init_optimization_passes): Remove pass_gcse and
25685	pass_jump_bypass.  Schedule cprop, pre, hoist, cprop, store_motion,
25686	and cse_after_global_opts in place of pass_gcse.  Schedule cprop
25687	instead of pass_jump_bypass.
25688
256892009-04-27  Richard Guenther  <rguenther@suse.de>
25690
25691	PR middle-end/39928
25692	* gimplify.c (gimplify_expr): If we are required to create
25693	a temporary make sure it ends up as register.
25694
256952009-04-27  H.J. Lu  <hongjiu.lu@intel.com>
25696
25697	PR target/39903
25698	* config/i386/i386.c (construct_container): Don't call
25699	gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
25700	X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
25701
257022009-04-27  Michael Matz  <matz@suse.de>
25703
25704	* ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
25705	(get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
25706	* tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
25707	(dump_replaceable_exprs): Take a bitmap.
25708	* cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
25709	array.
25710	(expand_gimple_basic_block): Likewise.
25711	* tree-ssa-ter.c (struct temp_expr_table_d): Make
25712	replaceable_expressions member a bitmap.
25713	(free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
25714	(mark_replaceable): Likewise.
25715	(find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
25716	* tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
25717
257182009-04-27  Richard Guenther  <rguenther@suse.de>
25719
25720	* tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
25721	(verify_stmts): Dispatch to gimple/type verification code.
25722	* tree-inline.c (remap_gimple_op_r): Work around C++ FE
25723	issue with call argument types.
25724
257252009-04-27  Michael Matz  <matz@suse.de>
25726
25727	* tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
25728	(init_update_ssa, delete_update_ssa, update_ssa): Remove references
25729	to above.
25730
257312009-04-27  Richard Sandiford  <rdsandiford@googlemail.com>
25732	    Eric Botcazou  <ebotcazou@adacore.com>
25733
25734	* resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
25735	a label's basic block.
25736	(mark_target_live_regs): Tidy and rework obsolete comments.
25737	Change back DF problem to LIVE.  If a label starts a basic block,
25738	assume that all registers that used to be live then still are.
25739	(init_resource_info): If a label starts a basic block, set its
25740	BLOCK_FOR_INSN accordingly.
25741	(fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
25742
257432009-04-27  Richard Guenther  <rguenther@suse.de>
25744
25745	* tree-flow-inline.h (function_ann): Remove.
25746	(get_function_ann): Likewise.
25747	* tree-dfa.c (create_function_ann): Remove.
25748	* tree-flow.h (struct static_var_ann_d): Remove.
25749	(struct function_ann_d): Likewise.
25750	(union tree_ann_d): Remove fdecl member.
25751	(function_ann_t): Remove.
25752	(function_ann, get_function_ann, create_function_ann): Remove
25753	declarations.
25754
257552009-04-27  Uros Bizjak  <ubizjak@gmail.com>
25756
25757	* config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
25758
257592009-04-27  Jan Hubicka  <jh@suse.cz>
25760
25761	* ipa-pure-const.c (struct funct_state_d): New fields
25762	state_previously_known, looping_previously_known; remove
25763	state_set_in_source.
25764	(analyze_function): Use new fields.
25765	(propagate): Avoid assumption that state_set_in_source imply
25766	nonlooping.
25767
25768	* tree-ssa-loop-niter.c (finite_loop_p): New function.
25769	* tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
25770	* cfgloop.h (finite_loop_p): Declare.
25771
257722009-04-26  Michael Matz  <matz@suse.de>
25773
25774	* tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
25775
257762009-04-26  Michael Matz  <matz@suse.de>
25777
25778	* tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
25779	pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
25780	* gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
25781	pass_mark_used_blocks): Remove.
25782	* tree-optimize.c (pass_free_datastructures,
25783	execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
25784	* passes.c (init_optimization_passes): Don't call
25785	pass_mark_used_blocks, remove dead code.
25786
257872009-04-26  H.J. Lu  <hongjiu.lu@intel.com>
25788
25789	* tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
25790	* tree-ssa-live.h (register_ssa_partition): Likewise.
25791
257922009-04-26  Michael Matz  <matz@suse.de>
25793
25794	Expand from SSA.
25795	* builtins.c (fold_builtin_next_arg): Handle SSA names.
25796	* tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
25797	* tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
25798	SSA names.
25799	(compare_pairs): Swap cost comparison.
25800	(coalesce_ssa_name): Don't use change_partition_var.
25801	* tree-nrv.c (struct nrv_data): Add modified member.
25802	(finalize_nrv_r): Set it.
25803	(tree_nrv): Use it to update statements.
25804	(pass_nrv): Require PROP_ssa.
25805	* tree-mudflap.c (mf_decl_cache_locals,
25806	mf_build_check_statement_for): Use make_rename_temp.
25807	(pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
25808	* alias.c (find_base_decl): Handle SSA names.
25809	* emit-rtl (set_reg_attrs_for_parm): Make non-static.
25810	(component_ref_for_mem_expr): Don't leak SSA names into RTL.
25811	* rtl.h (set_reg_attrs_for_parm): Declare.
25812	* tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
25813	to "optimized", remove unused locals at finish.
25814	(execute_free_datastructures): Make global, call
25815	delete_tree_cfg_annotations.
25816	(execute_free_cfg_annotations): Don't call
25817	delete_tree_cfg_annotations.
25818
25819	* ssaexpand.h: New file.
25820	* expr.c (toplevel): Include ssaexpand.h.
25821	(expand_assignment): Handle SSA names the same as register variables.
25822	(expand_expr_real_1): Expand SSA names.
25823	* cfgexpand.c (toplevel): Include ssaexpand.h.
25824	(SA): New global variable.
25825	(gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
25826	(SSAVAR): New macro.
25827	(set_rtl): New helper function.
25828	(add_stack_var): Deal with SSA names, use set_rtl.
25829	(expand_one_stack_var_at): Likewise.
25830	(expand_one_stack_var): Deal with SSA names.
25831	(stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
25832	before unique numbers.
25833	(expand_stack_vars): Use set_rtl.
25834	(expand_one_var): Accept SSA names, add asserts for them, feed them
25835	to above subroutines.
25836	(expand_used_vars): Expand all partitions (without default defs),
25837	then only the local decls (ignoring those expanded already).
25838	(expand_gimple_cond): Remove edges when jumpif() expands an
25839	unconditional jump.
25840	(expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
25841	or remove abnormal edges.  Ignore insns setting the LHS of a TERed
25842	SSA name.
25843	(gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
25844	members of SA; deal with PARM_DECL partitions here; expand
25845	all PHI nodes, free tree datastructures and SA.  Commit instructions
25846	on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
25847	(pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
25848	info and statements at start, collect garbage at finish.
25849	* tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
25850	(VAR_ANN_PARTITION) Remove.
25851	(change_partition_var): Don't declare.
25852	(partition_to_var): Always return SSA names.
25853	(var_to_partition): Only accept SSA names.
25854	(register_ssa_partition): Only check argument.
25855	* tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
25856	member.
25857	(delete_var_map): Don't free it.
25858	(var_union): Only accept SSA names, simplify.
25859	(partition_view_init): Mark only useful SSA names as used.
25860	(partition_view_fini): Only deal with SSA names.
25861	(change_partition_var): Remove.
25862	(dump_var_map): Use ssa_name instead of partition_to_var member.
25863	* tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
25864	basic blocks.
25865	* tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
25866	(struct _elim_graph): New member const_dests; nodes member vector of
25867	ints.
25868	(set_location_for_edge): New static helper.
25869	(create_temp): Remove.
25870	(insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
25871	insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
25872	(new_elim_graph): Allocate const_dests member.
25873	(clean_elim_graph): Truncate const_dests member.
25874	(delete_elim_graph): Free const_dests member.
25875	(elim_graph_size): Adapt to new type of nodes member.
25876	(elim_graph_add_node): Likewise.
25877	(eliminate_name): Likewise.
25878	(eliminate_build): Don't take basic block argument, deal only with
25879	partition numbers, not variables.
25880	(get_temp_reg): New static helper.
25881	(elim_create): Use it, deal with RTL temporaries instead of trees.
25882	(eliminate_phi): Adjust all calls to new signature.
25883	(assign_vars, replace_use_variable, replace_def_variable): Remove.
25884	(rewrite_trees): Only do checking.
25885	(edge_leader, stmt_list, leader_has_match, leader_match): Remove.
25886	(same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
25887	init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
25888	contains_tree_r, MAX_STMTS_IN_LATCH,
25889	process_single_block_loop_latch, analyze_edges_for_bb,
25890	perform_edge_inserts): Remove.
25891	(expand_phi_nodes): New global function.
25892	(remove_ssa_form): Take ssaexpand parameter.  Don't call removed
25893	functions, initialize new parameter, remember partitions having a
25894	default def.
25895	(finish_out_of_ssa): New global function.
25896	(rewrite_out_of_ssa): Make global.  Adjust call to remove_ssa_form,
25897	don't reset in_ssa_p here, don't disable TER when mudflap.
25898	(pass_del_ssa): Remove.
25899	* tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
25900	partition members.
25901	(execute_free_datastructures): Declare.
25902	* Makefile.in (SSAEXPAND_H): New variable.
25903	(tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
25904	* basic-block.h (commit_one_edge_insertion): Declare.
25905	* passes.c (init_optimization_passes): Move pass_nrv and
25906	pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
25907	pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
25908	* cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
25909	(redirect_branch_edge): Deal with super block when expanding, split
25910	out jump patching itself into ...
25911	(patch_jump_insn): ... here, new static helper.
25912
259132009-04-26  Michael Matz  <matz@suse.de>
25914
25915	* tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
25916	beyond num_ssa_names.
25917	* tree-ssa-ter.c (free_temp_expr_table): Likewise.
25918	* tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
25919
259202009-04-26  Jakub Jelinek  <jakub@redhat.com>
25921
25922	PR inline-asm/39543
25923	* fwprop.c (forward_propagate_asm): New function.
25924	(forward_propagate_and_simplify): Propagate also into __asm, if it
25925	doesn't increase the number of referenced registers.
25926
25927	PR c/39889
25928	* stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
25929
259302009-04-26  Jakub Jelinek  <jakub@redhat.com>
25931
25932	* tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
25933	note_nonlocal_vla_type for nonlocal VLAs.
25934	(note_nonlocal_vla_type, note_nonlocal_block_vlas,
25935	contains_remapped_vars, remap_vla_decls): New functions.
25936	(convert_nonlocal_reference_stmt): If not optimizing, call
25937	note_nonlocal_block_vlas on GIMPLE_BIND block vars.
25938	(nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
25939	if it wasn't found in var_map.
25940	(finalize_nesting_tree_1): Call remap_vla_decls.  If outermost
25941	GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
25942	to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
25943	declare_vars.
25944	* gimplify.c (nonlocal_vlas): New variable.
25945	(gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
25946	referenced VLAs.
25947	(gimplify_body): Create and destroy nonlocal_vlas.
25948
25949	* dwarf2out.c (loc_descr_plus_const): New function.
25950	(build_cfa_aligned_loc, tls_mem_loc_descriptor,
25951	mem_loc_descriptor, loc_descriptor_from_tree_1,
25952	descr_info_loc, gen_variable_die): Use it.
25953
25954	* tree.h (DECL_BY_REFERENCE): Note that it is also valid for
25955	!TREE_STATIC VAR_DECLs.
25956	* dwarf2out.c (loc_by_reference, gen_decl_die): Handle
25957	DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
25958	(gen_variable_die): Likewise.  Don't look at TREE_PRIVATE if
25959	DECL_BY_REFERENCE is valid.
25960	* dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
25961	for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
25962	* tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
25963	Copy DECL_BY_REFERENCE.
25964	(struct nesting_copy_body_data): New type.
25965	(nesting_copy_decl): New function.
25966	(finalize_nesting_tree_1): Remap types of debug_var_chain variables,
25967	if they have variable length.
25968
259692009-04-26  Michael Matz  <matz@suse.de>
25970
25971	* tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
25972	mark new temporaries for renaming.
25973
259742009-04-26  Joseph Myers  <joseph@codesourcery.com>
25975
25976	PR c/39581
25977	* c-decl.c (global_bindings_p): Return negative value.
25978	(c_variable_size): New.  Based on variable_size from
25979	stor-layout.c.
25980	(grokdeclarator): Call c_variable_size not variable_size.
25981
259822009-04-26  Uros Bizjak  <ubizjak@gmail.com>
25983
25984	* config/i386/i386.c (print_operand) ['z']: Fix typo.
25985
259862009-04-26  Kai Tietz  <kai.tietz@onevision.com>
25987
25988	* config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
25989	Redefine it to just use mingw/include.
25990	(ASM_SPEC): Rules for -m32 and -m64.
25991	(LINK_SPEC): Use Likewise.
25992	(SPEC_32): New define.
25993	(SPEC_64): Likewise.
25994	(SUB_LINK_SPEC): Likewise.
25995	(MULTILIB_DEFAULTS): New define.
25996	* config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
25997	Add multilib options.
25998	(MULTILIB_DIRNAMES): Likewise.
25999	(MULTILIB_OSDIRNAMES): Likewise.
26000	(LIBGCC): Likewise.
26001	(INSTALL_LIBGCC): Likewise.
26002
260032009-04-26  Joseph Myers  <joseph@codesourcery.com>
26004
26005	PR c/39556
26006	* c-tree.h (enum c_inline_static_type): New.
26007	(record_inline_static): Declare.
26008	* c-decl.c (struct c_inline_static, c_inline_statics,
26009	record_inline_static, check_inline_statics): New.
26010	(pop_file_scope): Call check_inline_statics.
26011	(start_decl): Call record_inline_static instead of pedwarning
26012	directly for static in inline function.
26013	* c-typeck.c (build_external_ref): Call record_inline_static
26014	instead of pedwarning directly for static referenced in inline
26015	function.
26016
260172009-04-26  Steven Bosscher  <steven@gcc.gnu.org>
26018
26019	* df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
26020	not new but only being rescanned.
26021	* gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
26022	reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
26023	alloc_reg_set_mem, free_reg_set_mem, record_one_set,
26024	record_set_info, compute_set, grealloc): Remove.
26025	(recompute_all_luids): New function.
26026	(gcse_main): Don't compute sets, and don't do related memory
26027	allocations/free-ing.  If something changed before the end of the
26028	pass, update LUIDs using recompute_all_luids.
26029	(alloc_gcse_mem): Don't compute LUIDs.  Don't allocate reg_set memory.
26030	(free_gcse_mem): Don't free it either.
26031	(oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
26032	Use the df insn LUIDs.
26033	(load_killed_in_block): Likewise.
26034	(compute_hash_table_work): Don't compute reg_set_in_block.
26035	(compute_transp): Use DF_REG_DEF_CHAINs.
26036	(local_cprop_pass): Don't use compute_sets and related functions.
26037	(one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
26038	Use get_max_uid() instead of max_cuid.
26039	(insert_insn_end_basic_block, pre_insert_copy_insn,
26040	update_ld_motion_stores): Don't try to
26041	keep reg_set tables up to date.
26042	(pre_insert_copies): Use df insn LUIDs.
26043	(sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
26044	(reg_set_info): Don't use extra bitmap argument.
26045	(compute_store_table): Don't compute reg_set_in_block.  Use DF scan
26046	information to compute regs_set_in_block.
26047	(free_store_memory, store_motion): Don't nullify reg_set_in_block.
26048	(bypass_jumps): Don't use compute_sets and friends.
26049
260502009-04-26  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
26051
26052	PR testsuite/39710
26053	* opts.c (undocumented_msg): Do not leave blank even with
26054	ENABLE_CHECKING.
26055
260562009-04-25  Joseph Myers  <joseph@codesourcery.com>
26057
26058	* c-decl.c (build_enumerator): Allow values folding to integer
26059	constants but not integer constant expressions with a pedwarn if
26060	pedantic.
26061
260622009-04-25  Joseph Myers  <joseph@codesourcery.com>
26063
26064	PR c/39582
26065	* c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
26066	with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
26067	type is an integer constant.
26068
260692009-04-25  Uros Bizjak  <ubizjak@gmail.com>
26070
26071	PR target/39897
26072	* config/i386/i386.c (print_operand) ['z']: Revert handling of
26073	HImode operands.
26074
260752009-04-25  Joseph Myers  <joseph@codesourcery.com>
26076
26077	PR c/39564
26078	* c-decl.c (grokdeclarator): Diagnose declarations of functions
26079	with variably modified return type and no storage class
26080	specifiers, except for the case of nested functions.  Distinguish
26081	extern declarations of functions with variably modified return
26082	types from those of objects with variably modified types.
26083
260842009-04-25  Jan Hubicka  <jh@suse.cz>
26085
26086	* tree.c (list_equal_p): New function.
26087	* tree.h (list_equal_p): Declare.
26088	* coretypes.h (edge_def, edge, const_edge, basic_block_def
26089	basic_block_def, basic_block, const_basic_block): New.
26090	* tree-eh.c (make_eh_edge): EH edges are not abnormal.
26091	(redirect_eh_edge): New function.
26092	(make_eh_edge_update_phi): EH edges are not abnormal.
26093	* except.c: Include tree-flow.h.
26094	(list_match): New function.
26095	(eh_region_replaceable_by_p): New function.
26096	(replace_region): New function.
26097	(hash_type_list): New function.
26098	(hash_eh_region): New function.
26099	(eh_regions_equal_p): New function.
26100	(merge_peers): New function.
26101	(remove_unreachable_regions): Verify EH tree when checking;
26102	merge peers.
26103	(copy_eh_region_1): New function.
26104	(copy_eh_region): New function.
26105	(push_reachable_handler): New function.
26106	(build_post_landing_pads, dw2_build_landing_pads): Be ready for
26107	regions without label but with live RESX.
26108	* except.h (redirect_eh_edge_to_label): New.
26109	* tree-flow.h (redirect_eh_edge): New.
26110	* coretypes.h (edge_def, edge, const_edge, basic_block_def
26111	basic_block_def, basic_block, const_basic_block): Remove.
26112	* Makefile.in (except.o): Add dependency on tree-flow.h
26113	* tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
26114	* basic-block.h (edge, const_edge, basic_block, const_basic_block):
26115	Remove.
26116
261172009-04-25  Eric Botcazou  <ebotcazou@adacore.com>
26118
26119	PR bootstrap/39645
26120	* config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
26121	on the destination of memcpy.
26122
261232009-04-25  Paolo Bonzini  <bonzini@gnu.org>
26124
26125	* doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
26126	REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
26127	REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
26128
261292009-04-25  Jan Hubicka  <jh@suse.cz>
26130
26131	* tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
26132	(tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
26133	to be reached by different label than left.
26134	(update_eh_edges): Update comment; remove edge_to_remove if possible
26135	and return true if suceeded.
26136	(cleanup_empty_eh): Accept sharing map; handle shared regions.
26137	(cleanup_eh): Compute sharing map.
26138	* except.c (remove_eh_handler_and_replace): Add argument if we should
26139	update regions.
26140	(remove_unreachable_regions): Update for label sharing.
26141	(label_to_region_map): Likewise.
26142	(get_next_region_sharing_label): New function.
26143	(remove_eh_handler_and_replace): Add update_catch_try parameter; update
26144	prev_try pointers.
26145	(remove_eh_handler): Update.
26146	(remove_eh_region_and_replace_by_outer_of): New function.
26147	* except.h (struct eh_region): Add next_region_sharing_label.
26148	(remove_eh_region_and_replace_by_outer_of,
26149	get_next_region_sharing_label): Declare.
26150	* tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
26151
261522009-04-25  Jan Hubicka  <jh@suse.cz>
26153
26154	* tree-cfg.c (split_critical_edges): Split also edges where we can't
26155	insert code even if they are not critical.
26156
261572009-04-25  Jan Hubicka  <jh@suse.cz>
26158
26159	* tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
26160	(gimple_can_remove_branch_p): EH edges won't remove branch by
26161	redirection.
26162	* tree-inline.c (update_ssa_across_abnormal_edges): Do handle
26163	updating of non-abnormal EH edges.
26164	* tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
26165	(gimple_can_remove_branch_p): EH edges are unremovable by redirection.
26166	(split_critical_edges): Split also edges where emitting code on them
26167	will lead to splitting later.
26168
261692009-04-25  Uros Bizjak  <ubizjak@gmail.com>
26170	    H.J. Lu  <hongjiu.lu@intel.com>
26171
26172	PR target/39590
26173	* configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
26174	the configured assembler supports fildq and fistpq mnemonics.
26175	(HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
26176	* configure: Regenerated.
26177	* config.in: Ditto.
26178
26179	* config/i386/i386.c (print_operand): Handle 'Z'.
26180	['z']: Remove handling of special fild/fist suffixes.
26181	(output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
26182	* config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
26183	suffix of fild insn.
26184	(*floatsi<mode>2_vector_mixed): Ditto.
26185	(*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
26186	(*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
26187	(*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
26188	(*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
26189	* config/i386/gas.h (GAS_MNEMONICS): Remove.
26190
261912009-04-25  Ben Elliston  <bje@au.ibm.com>
26192
26193	* genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
26194	the source of a set operation.
26195
261962009-04-25  Anatoly Sokolov  <aesok@post.ru>
26197
26198	* target.h (struct gcc_target): Add case_values_threshold field.
26199	* target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
26200	(TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
26201	* targhooks.c (default_case_values_threshold): New function.
26202	* targhooks.h (default_case_values_threshold): Declare function.
26203	* stmt.c (expand_case): Use case_values_threshold target hook.
26204	* expr.h (case_values_threshold): Remove declartation.
26205	* expr.c (case_values_threshold): Remove function.
26206	* doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
26207
26208	* config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
26209	* config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
26210	(avr_case_values_threshold): Declare as static.
26211	* config/avr/avr-protos.h (avr_case_values_threshold): Remove.
26212
26213	* config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
26214	* config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
26215	(mn10300_case_values_threshold): New function.
26216
262172009-04-24  H.J. Lu  <hongjiu.lu@intel.com>
26218
26219	* ira.c (setup_cover_and_important_classes): Add enum cast.
26220
262212009-04-24  Vladimir Makarov  <vmakarov@redhat.com>
26222
26223	* genpreds.c (write_enum_constraint_num): Output definition of
26224	CONSTRAINT_NUM_DEFINED_P macro.
26225	* ira.c (setup_cover_and_important_classes): Use
26226	CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
26227
262282009-04-24  DJ Delorie  <dj@redhat.com>
26229
26230	* config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
26231	__SH2A_SINGLE_ONLY__ also.
26232
262332009-04-24  Steve Ellcey  <sje@cup.hp.com>
26234
26235	* config/ia64/ia64.md (movfs_internal): Allow flt constants.
26236	(movdf_internal): Ditto.
26237	* config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
26238	SFmode and DFmode constants.
26239	(ia64_print_operand): Add 'G' format for printing
26240	floating point constants.
26241
262422009-04-24  Richard Guenther  <rguenther@suse.de>
26243
26244	* tree-vrp.c (extract_range_from_binary_expr): Handle overflow
26245	from unsigned additions.
26246
262472009-04-24  Joseph Myers  <joseph@codesourcery.com>
26248
26249	* c-typeck.c (set_init_index): Allow array designators that are
26250	not integer constant expressions with a pedwarn if pedantic.
26251
262522009-04-24  Bernd Schmidt  <bernd.schmidt@analog.com>
26253
26254	* simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
26255	zero if no overlap in nonzero bits between the operands.
26256
262572009-04-24  Ian Lance Taylor  <iant@google.com>
26258
26259	* combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
26260	(record_dead_and_set_regs): Likewise.
26261	* df.h (struct df_mw_hardreg): Change flags field to int.
26262	(struct df_base_ref): Likewise.
26263	(struct df): Change changeable_flags field to int.
26264	* df-scan.c (df_defs_record): Change clobber_flags to int.
26265	* dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
26266	constants rather than #define macros.
26267	(enum dwarf_attribute, enum dwarf_location_atom): Likewise.
26268	(enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
26269	(enum dwarf_calling_convention): Likewise.
26270	(enum dwarf_line_number_x_ops): Likewise.
26271	(enum dwarf_call_frame_info): Likewise.
26272	(enum dwarf_source_language): Likewise.
26273	* dwarf2out.c (int_loc_descriptor): Add cast to enum type.
26274	(add_calling_convention_attribute): Likewise.
26275	* fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
26276	(combine_comparisons): Change compcode to int.  Add cast to enum type.
26277	* genrecog.c (maybe_both_true_2): Change c to int.
26278	(write_switch): Likewise.  Add cast to enum type.
26279	* gimplify.c (gimplify_omp_for): Handle return values from
26280	gimplify_expr using MIN rather than bitwise or.
26281	(gimplify_expr): Add cast to enum type.
26282	* ipa-prop.c (update_jump_functions_after_inlining): Change
26283	IPA_BOTTOM to IPA_JF_UNKNOWN.
26284	* ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
26285	Add casts to enum type.
26286	(setup_cover_and_important_classes): Change cl to int.  Add casts
26287	to enum type.
26288	(setup_class_translate): Change cl and mode to int.
26289	(ira_init_once): Change mode to int.
26290	(free_register_move_costs): Likewise.
26291	(setup_prohibited_mode_move_regs): Add casts to enum type.
26292	* langhooks.c (add_builtin_function_common): Rework assertion that
26293	value fits bitfield.
26294	* mcf.c (add_fixup_edge): Change type parameter to edge_type.
26295	* omega.c (omega_do_elimination): Avoid math on enum types.
26296	* optabs.c (expand_vec_shift_expr): Remove casts to int.
26297	* opts.c (set_debug_level): Change 2 to enum constant.  Use new
26298	int local to handle integral_argment value.
26299	* regmove.c (try_auto_increment): Change PUT_MODE to
26300	PUT_REG_NOTE_KIND.
26301	* reload.c (push_secondary_reload): Add casts to enum type.
26302	(secondary_reload_class, find_valid_class): Likewise.
26303	* reload1.c (emit_input_reload_insns): Likewise.
26304	* rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
26305	* sel-sched.c (init_hard_regs_data): Change cur_mode to int.
26306	* sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
26307	constant.
26308	* tree.c (build_common_builtin_nodes): Add casts to enum type.
26309	* tree-complex.c (complex_lattice_t): Typedef to int rather than
26310	enum type.
26311	(expand_complex_libcall): Add casts to enum type.
26312	* tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
26313	* tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
26314	with ERROR_MARK, not NUM_TREE_CODES.
26315	(vect_create_epilog_for_reduction): Likewise.
26316	(vectorizable_reduction): Don't initialize epiloc_reduc_code.
26317	When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
26318	* tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
26319	enum machine_mode.
26320	* tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
26321	vect_unused_in_loop.  Change 0 to loop_vect.
26322	* tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
26323	* var-tracking.c (get_init_value): Change return type to enum
26324	var_init_status.
26325	* vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
26326	* config/arm/arm.c (fp_model_for_fpu): Change to array to enum
26327	arm_fp_model.
26328	(arm_override_options): Add casts to enum type.
26329	(arm_emit_tls_decoration): Likewise.
26330	* config/i386/i386.c (ix86_function_specific_restore): Add casts
26331	to enum type.
26332	* config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
26333	* config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
26334	* config/rs6000/rs6000.c (rs6000_override_options): Add casts to
26335	enum type.
26336	* config/s390/s390.c (code_for_builtin_64): Change to array of
26337	enum insn_code.
26338	(code_for_builtin_31): Likewise.
26339	(s390_expand_builtin): Change code_for_builtin to enum insn_code
26340	const *.
26341	* config/sparc/sparc.c (sparc_override_options): Change value
26342	field in struct code_model to enum cmodel.  In initializer change
26343	0 to NULL and add cast to enum type.
26344
26345	* c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
26346	Change all callers.  Issue a -Wc++-compat warning using
26347	lhs_origtype if necessary.
26348	(convert_for_assignment): Issue -Wc++-compat warnings about
26349	invalid conversions to enum type on assignment.
26350	* c-common.h (build_modify_expr): Update declaration.
26351
263522009-04-24  Nick Clifton  <nickc@redhat.com>
26353
26354	* config/iq2000/iq2000.c (function_arg): Handle TImode values.
26355	(function_arg_advance): Likewise.
26356	* config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
26357	5th alternative.
26358
263592009-04-24  Andreas Krebbel  <krebbel1@de.ibm.com>
26360
26361	* config/s390/constraints.md ('I', 'J'): Fix condition.
26362
263632009-04-24  Diego Novillo  <dnovillo@google.com>
26364
26365	* gengtype-parse.c (parse_error): Add newline after message.
26366
263672009-04-24  H.J. Lu  <hongjiu.lu@intel.com>
26368
26369	* config/i386/sse.md (avxmodesuffixs): Removed.
26370	(*avx_pinsr<avxmodesuffixs>): Renamed to ...
26371	(*avx_pinsr<ssevecsize>): This.
26372
263732009-04-24  Bernd Schmidt  <bernd.schmidt@analog.com>
26374
26375	* loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
26376	follow chains of regs with a single definition, and allow expressions
26377	that are function_invariant_p.
26378	(simple_rhs_p): Allow expressions that are function_invariant_p.
26379
263802009-04-24  Paolo Bonzini  <bonzini@gnu.org>
26381
26382	PR middle-end/39867
26383	* fold-const.c (fold_cond_expr_with_comparison): When folding
26384	> and >= to MAX, make sure the MAX uses the same type as the
26385	comparison's operands.
26386
263872009-04-24  Nick Clifton  <nickc@redhat.com>
26388
26389	* config/frv/frv.c (frv_frame_access): Do not use reg+reg
26390	addressing for DImode accesses.
26391	(frv_print_operand_address): Handle PLUS case.
26392	* config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
26393
263942009-04-24  Jakub Jelinek  <jakub@redhat.com>
26395
26396	PR rtl-optimization/39794
26397	* alias.c (canon_true_dependence): Add x_addr argument.
26398	* rtl.h (canon_true_dependence): Adjust prototype.
26399	* cse.c (check_dependence): Adjust canon_true_dependence callers.
26400	* cselib.c (cselib_invalidate_mem): Likewise.
26401	* gcse.c (compute_transp): Likewise.
26402	* dse.c (scan_reads_nospill): Likewise.
26403	(record_store, check_mem_read_rtx): Likewise.  For non-const-or-frame
26404	addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
26405	canon_base_addr of the group, plus optional offset.
26406	(struct group_info): Rename canon_base_mem to
26407	canon_base_addr.
26408	(get_group_info): Set canon_base_addr to canon_rtx of base, not
26409	canon_rtx of base_mem.
26410
264112009-04-23  Paolo Bonzini  <bonzini@gnu.org>
26412
26413	* config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
26414	Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
26415
264162009-04-23  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
26417
26418	* config/spu/spu-builtins.h: Delete file.
26419
26420	* config/spu/spu.h (enum spu_builtin_type): Move here from
26421	spu-builtins.h.
26422	(struct spu_builtin_description): Likewise.  Add GTY marker.
26423	Do not use enum spu_function_code or enum insn_code.
26424	(spu_builtins): Add extern declaration.
26425
26426	* config/spu/spu.c: Do not include "spu-builtins.h".
26427	(enum spu_function_code, enum spu_builtin_type_index,
26428	V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
26429	V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
26430	unsigned_V8HI_type_node, unsigned_V4SI_type_node,
26431	unsigned_V2DI_type_node): Move here from spu-builtins.h.
26432	(spu_builtin_types): Make static.  Add GTY marker.
26433	(spu_builtins): Add extern declaration with GTY marker.
26434	Include "gt-spu.h".
26435
26436	* config/spu/spu-c.c: Do not include "spu-builtins.h".
26437	(spu_resolve_overloaded_builtin): Do not use spu_function_code.
26438	Check programmatically whether all parameters are scalar.
26439
26440	* config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
26441
264422009-04-23  Eric Botcazou  <ebotcazou@adacore.com>
26443
26444	* gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
26445	assignment from the constructor either if the target is volatile.
26446
264472009-04-23  Daniel Jacobowitz  <dan@codesourcery.com>
26448
26449	* config/arm/arm.md (insv): Do not share operands[0].
26450
264512009-04-23  Nathan Sidwell  <nathan@codesourcery.com>
26452
26453	* config/vxlib-tls.c (active_tls_threads): Delete.
26454	(delete_hook_installed): New.
26455	(tls_delete_hook): Don't delete the delete hook.
26456	(tls_destructor): Delete it here.
26457	(__gthread_set_specific): Adjust installing the delete hook.
26458	(tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
26459	__gthread_leave_tsd_dtor_context.
26460
264612009-04-23  Rafael Avila de Espindola  <espindola@google.com>
26462
26463	* c-format.c (gcc_tdiag_char_table): Add support for %E.
26464
264652009-04-23  Uros Bizjak  <ubizjak@gmail.com>
26466
26467	* config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
26468	enum type.
26469	(alpha_rtx_costs): Ditto.
26470	(emit_unlikely_jump): Use add_reg_note.
26471	(emit_frame_store_1): Ditto.
26472	(alpha_expand_prologue): Ditto.
26473	(alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
26474	* config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
26475
264762009-04-23  Nick Clifton  <nickc@redhat.com>
26477
26478	* config/v850/v850.md (epilogue): Remove suppressed code.
26479	(return): Rename to return_simple and remove test of frame size.
26480	* config/v850/v850.c (expand_epilogue): Rename call to gen_return
26481	to gen_return_simple.
26482
264832009-04-22  Jing Yu  <jingyu@google.com>
26484
26485	PR testsuite/39781
26486	* config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
26487
264882009-04-22  Andrew Pinski  <andrew_pinski@playstation.sony.com>
26489
26490	PR C/31499
26491	* c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
26492	and RECORD_TYPE/UNION_TYPE.  When outputing the actual element and the
26493	value is a VECTOR_CST, the element type is the element type of the
26494	vector.
26495
264962009-04-22  DJ Delorie  <dj@redhat.com>
26497
26498	* config/m32c/m32c.h: Update GTY annotations to new syntax.
26499
265002009-04-22  Jakub Jelinek  <jakub@redhat.com>
26501
26502	* alias.c (find_base_term): Move around LO_SUM case, so that
26503	CONST falls through into PLUS/MINUS handling.
26504
26505	PR c/39855
26506	* fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
26507	into 0, use omit_one_operand.
26508
265092009-04-23  Ben Elliston  <bje@au.ibm.com>
26510
26511	* config/rs6000/linux-unwind.h (get_regs): Remove type
26512	puns. Change the type of `pc' to an array of unsigned ints and
26513	update all users.  Constify frame24.
26514
265152009-04-22  DJ Delorie  <dj@redhat.com>
26516
26517	* config/m32c/m32c.c (m32c_special_page_vector_p): Move
26518	declarations before code.
26519	(current_function_special_page_vector): Likewise.
26520	(m32c_expand_insv): Silence a warning.
26521
265222009-04-21  Taras Glek  <tglek@mozilla.com>
26523
26524	* alias.c: Update GTY annotations to new syntax.
26525	* basic-block.h: Likewise.
26526	* bitmap.h: Likewise.
26527	* c-common.h: Likewise.
26528	* c-decl.c: Likewise.
26529	* c-parser.c: Likewise.
26530	* c-pragma.c: Likewise.
26531	* c-tree.h: Likewise.
26532	* cfgloop.h: Likewise.
26533	* cgraph.h: Likewise.
26534	* config/alpha/alpha.c: Likewise.
26535	* config/arm/arm.h: Likewise.
26536	* config/avr/avr.h: Likewise.
26537	* config/bfin/bfin.c: Likewise.
26538	* config/cris/cris.c: Likewise.
26539	* config/darwin.c: Likewise.
26540	* config/frv/frv.c: Likewise.
26541	* config/i386/i386.c: Likewise.
26542	* config/i386/i386.h: Likewise.
26543	* config/i386/winnt.c: Likewise.
26544	* config/ia64/ia64.h: Likewise.
26545	* config/iq2000/iq2000.c: Likewise.
26546	* config/mips/mips.c: Likewise.
26547	* config/mmix/mmix.h: Likewise.
26548	* config/pa/pa.c: Likewise.
26549	* config/pa/pa.h: Likewise.
26550	* config/rs6000/rs6000.c: Likewise.
26551	* config/s390/s390.c: Likewise.
26552	* config/sparc/sparc.c: Likewise.
26553	* config/xtensa/xtensa.c: Likewise.
26554	* cselib.h: Likewise.
26555	* dbxout.c: Likewise.
26556	* dwarf2out.c: Likewise.
26557	* except.c: Likewise.
26558	* except.h: Likewise.
26559	* fixed-value.h: Likewise.
26560	* function.c: Likewise.
26561	* function.h: Likewise.
26562	* gimple.h: Likewise.
26563	* integrate.c: Likewise.
26564	* optabs.c: Likewise.
26565	* output.h: Likewise.
26566	* real.h: Likewise.
26567	* rtl.h: Likewise.
26568	* stringpool.c: Likewise.
26569	* tree-data-ref.c: Likewise.
26570	* tree-flow.h: Likewise.
26571	* tree-scalar-evolution.c: Likewise.
26572	* tree-ssa-address.c: Likewise.
26573	* tree-ssa-alias.h: Likewise.
26574	* tree-ssa-operands.h: Likewise.
26575	* tree.c: Likewise.
26576	* tree.h: Likewise.
26577	* varasm.c: Likewise.
26578	* varray.h: Likewise.
26579	* vec.h: Likewise.
26580	* coretypes.h: Do not define GTY macro if it is already defined.
26581	* doc/gty.texi: Update GTY documentation to new syntax.
26582	* gengtype-lex.l: Enforce attribute-like syntax for GTY
26583	annotations on structs.
26584	* gengtype-parse.c: Likewise.
26585
265862009-04-22  Mark Heffernan  <meheff@google.com>
26587
26588	* gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
26589
265902009-04-22  Kazu Hirata  <kazu@codesourcery.com>
26591
26592	* config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
26593	where appropriate.
26594
265952009-04-22  Kazu Hirata  <kazu@codesourcery.com>
26596
26597	* config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
26598	the same as a PLUS without a shift.  Increase the cost of a
26599	CONST_INT in MULT.
26600
266012009-04-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
26602
26603	* Makefile.in: Update dependencies.
26604	* errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
26605	* errors.h: Remove bogus comment about compatibility.
26606	(warning): Update declaration.
26607	* genautomata.c: Update all calls to warning.
26608	* gimple.c: Do not include errors.h. Include toplev.h.
26609	* tree-ssa-structalias.c: Do not include errors.h.
26610	* omega.c: Likewise.
26611	* tree-ssa-reassoc.c: Likewise.
26612	* config/spu/spu-c.c: Likewise.
26613	* config/spu/t-spu-elf: Update dependencies.
26614
266152009-04-22  Richard Guenther  <rguenther@suse.de>
26616
26617	PR tree-optimization/39824
26618	* tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
26619	make sure the types are compatible.
26620
266212009-04-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
26622
26623	PR c++/14875
26624	* c-common.c (c_parse_error): Take a token_flags parameter.
26625	Use token_type for the token type instead.
26626	Pass token_flags to cpp_type2name.
26627	* c-common.h (c_parse_error): Update declaration.
26628	* c-parser.c (c_parser_error): Pass 0 as token flags.
26629
266302009-04-22  Andrey Belevantsev  <abel@ispras.ru>
26631
26632	PR rtl-optimization/39580
26633	* sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
26634
266352009-04-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
26636
26637	* function.c (expand_function_end): Do not emit a jump to the "naked"
26638	return label for fall-through returns.
26639	* except.c (sjlj_emit_function_exit): Always place the call to the
26640	unregister function at the location installed by expand_function_end.
26641
266422009-04-22  Richard Guenther  <rguenther@suse.de>
26643
26644	PR tree-optimization/39845
26645	* tree-switch-conversion.c (build_arrays): Add new referenced vars.
26646	(gen_inbound_check): Likewise.
26647
266482009-04-22  Nathan Sidwell  <nathan@codesourcery.com>
26649
26650	* gthr-vxworks.h (struct __gthread_once_t): Add alignment and
26651	padding for PPC.
26652	(__GTHREAD_ONCE_INIT): Adjust ppc initializer.
26653	* config/vxlib.c (__gthread_once): Add race guard for PPC.
26654
266552009-04-22  Paolo Bonzini  <bonzini@gnu.org>
26656
26657	* config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
26658	sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
26659	shift counts to avoid out-of-bounds array accesses.
26660
266612009-04-22  Paolo Bonzini  <bonzini@gnu.org>
26662
26663	* config/sparc/sparc.h (POINTER_SIZE): Fix comment.
26664	(Pmode): Move above.
26665
266662009-04-22  Uros Bizjak  <ubizjak@gmail.com>
26667
26668	* config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
26669	NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
26670	GET_CODE macro.  Use IN_RANGE macro where appropriate.
26671	* config/alpha/alpha.h: Ditto.
26672	* config/alpha/alpha.md: Ditto.
26673	* config/alpha/constraints.md: Ditto.
26674	* config/alpha/predicates.md: Ditto.
26675
266762009-04-22  Paolo Bonzini  <bonzini@gnu.org>
26677
26678	* defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
26679	* config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26680	* config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26681	* config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26682	* config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26683	* config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26684	* config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26685	* config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26686	* config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26687	* config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26688	* config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26689	* config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26690	* config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26691	* config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26692	* config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26693	* config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26694	* config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26695	* config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26696	* config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26697	* config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26698	* config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26699	* config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26700	* config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26701	* config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26702	* config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26703	* config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26704	* config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26705
267062009-04-22  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
26707
26708	* cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
26709	references from comments.
26710	* cfgbuild.c (count_basic_blocks): Delete.
26711	(find_basic_blocks_1): Delete.
26712	(find_basic_blocks): Delete.
26713	* except.c (finish_eh_generation): Make static.  Move comment from
26714	except.h here.  Remove find_basic_blocks references from comments.
26715	* except.h (finish_eh_generation): Delete.
26716	* basic-block.h (find_basic_blocks): Delete.
26717	* config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
26718
267192009-04-22  Dave Korn  <dave.korn.cygwin@gmail.com>
26720
26721	* sdbout.c (sdbout_symbol):  Pass VOIDmode to eliminate_regs.
26722	(sdbout_parms):  Likewise.
26723
267242009-04-21  Kaz Kojima  <kkojima@gcc.gnu.org>
26725
26726	* config/sh/sh.c (prepare_cbranch_operands): Use
26727	LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
26728	(expand_cbranchdi4): Likewise.
26729	(from_compare): Add cast to enum type.
26730	(expand_cbranchsi4): Use add_reg_note.
26731	(output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
26732	(sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
26733	(sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
26734	(sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
26735	* config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
26736	instead of CODE_FOR_nothing.
26737	(cbranchdi4): Likewise.  Fix the order of arguments for
26738	gen_rtx_fmt_ee.
26739	(push_fpscr): Use add_reg_note.
26740	(pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
26741	reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
26742
267432009-04-21  Joseph Myers  <joseph@codesourcery.com>
26744
26745	* ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
26746	ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
26747	ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
26748	ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
26749	ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
26750	FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
26751	config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
26752	config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
26753	config/alpha/x-vms, config/arc/t-arc,
26754	config/arm/README-interworking, config/arm/arm-c.c,
26755	config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
26756	config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
26757	config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
26758	config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
26759	config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
26760	config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
26761	config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
26762	config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
26763	config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
26764	config/cris/t-elfmulti, config/crx/t-crx,
26765	config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
26766	config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
26767	config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
26768	config/h8300/t-h8300, config/i386/athlon.md,
26769	config/i386/darwin-libgcc.10.4.ver,
26770	config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
26771	config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
26772	config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
26773	config/i386/t-linux64, config/i386/t-nwld,
26774	config/i386/t-rtems-i386, config/i386/t-sol2-10,
26775	config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
26776	config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
26777	config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
26778	config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
26779	config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
26780	config/iq2000/t-iq2000, config/libgcc-glibc.ver,
26781	config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
26782	config/m32r/t-m32r, config/m68hc11/t-m68hc11,
26783	config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
26784	config/m68k/t-uclinux, config/mcore/t-mcore,
26785	config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
26786	config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
26787	config/mips/crtn.asm, config/mips/irix-crti.asm,
26788	config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
26789	config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
26790	config/mips/mips-fixed.md, config/mips/sb1.md,
26791	config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
26792	config/mips/t-iris6, config/mips/t-isa3264,
26793	config/mips/t-libgcc-mips16, config/mips/t-linux64,
26794	config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
26795	config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
26796	config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
26797	config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
26798	config/mn10300/t-linux, config/mn10300/t-mn10300,
26799	config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
26800	config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
26801	config/picochip/libgccExtras/clzsi2.asm,
26802	config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
26803	config/rs6000/darwin-libgcc.10.4.ver,
26804	config/rs6000/darwin-libgcc.10.5.ver,
26805	config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
26806	config/rs6000/t-aix43, config/rs6000/t-aix52,
26807	config/rs6000/t-darwin, config/rs6000/t-fprules,
26808	config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
26809	config/rs6000/t-lynx, config/rs6000/t-netbsd,
26810	config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
26811	config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
26812	config/rs6000/t-rtems, config/rs6000/t-spe,
26813	config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
26814	config/score/t-score-elf, config/sh/divcost-analysis,
26815	config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
26816	config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
26817	config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
26818	config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
26819	config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
26820	config/stormy16/stormy-abi, config/stormy16/t-stormy16,
26821	config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
26822	config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
26823	config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
26824	config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
26825	config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
26826	gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
26827	java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
26828	limitx.h, version.c, xcoff.h: Add copyright and license notices.
26829	* config/h8300/genmova.sh: Include copyright and license notices
26830	in generated output.
26831	* config/h8300/mova.md: Regenerate.
26832	* doc/install.texi2html: Include word "Copyright" in copyright
26833	notice and use name "Free Software Foundation, Inc.".
26834	* ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
26835	ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
26836	ChangeLog-2007, ChangeLog-2008: Correct dates.
26837
268382009-04-21  Eric Botcazou  <ebotcazou@adacore.com>
26839
26840	* c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
26841	NE_EXPR operations as well.
26842	* c-parser.c (c_parser_condition): Do not set location information on
26843	the condition.
26844	(c_parser_conditional_expression): Likewise.
26845	(c_parser_binary_expression): Set location information on operators.
26846	* c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
26847	TRUTH_NOT_EXPR has been folded.
26848	* fold-const.c (fold_truth_not_expr): Copy location information from
26849	the incoming expression to the outgoing one.
26850	* gimplify.c (shortcut_cond_r): Add locus parameter.  Pass it to
26851	recursive calls on the LHS of the operator but pass that of the
26852	operator to recursive calls on the RHS of the operator.  Set it
26853	on the COND_EXPR.
26854	(shortcut_cond_expr): Set the locus of the operator on the second
26855	COND_EXPR and that of the expression on the first in degenerate cases.
26856	Pass the locus of the expression to calls to shortcut_cond_r.
26857	Set the locus of the 'then' block on the associated jump, if any.
26858	(gimplify_boolean_expr): Add locus parameter.  Set it on the COND_EXPR.
26859	(gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
26860	expression to call to gimplify_boolean_expr.
26861
268622009-04-21  Kai Tietz  <kai.tietz@onevision.com>
26863
26864	* config.gcc: Add additional configuration for
26865	i686-w64-mingw* and x86_64-w64-mingw* triplet.
26866	* config/i386/mingw-w64.h: New mingw-w64 specific header.
26867	(CPP_SPEC): Redefine for allowing -municode option.
26868	(STARTFILE_SPEC): Likewise.
26869	* config/i386/t-mingw-w64: New.
26870	* config/i386/mingw-w64.opt: New.
26871	(municode): Add new target option.
26872	* doc/invoke.texi (municode): Add documentation for new option.
26873
268742009-04-21  Ian Lance Taylor  <iant@google.com>
26875
26876	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26877	Correct test for number of arguments.
26878	* config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
26879
268802009-04-21  Andreas Schwab  <schwab@linux-m68k.org>
26881
26882	* config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
26883	argument of emit_library_call.
26884
268852009-04-21  Richard Guenther  <rguenther@suse.de>
26886
26887	PR middle-end/39829
26888	* gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
26889	inside VIEW_CONVERT_EXPRs.
26890
268912009-04-21  Martin Jambor  <mjambor@suse.cz>
26892
26893	* tree-switch-conversion.c (build_constructors): Split a long line.
26894	(constructor_contains_same_values_p): New function.
26895	(build_one_array): Create assigns of constants if possible, do not
26896	call mark_sym_for_renaming, call update_stmt.
26897	(build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
26898	make_rename_temp.  Do not call mark_symbols_for_renaming, call
26899	update_stmt.
26900	(gen_def_assigns): Do not call mark_symbols_for_renaming or
26901	find_new_referenced_vars, call update_stmt.
26902	(gen_inbound_check): Use create_tmp_var and create ssa names manually
26903	instead of calling make_rename_temp.  Do not call
26904	find_new_referenced_vars or mark_symbols_for_renaming, call
26905	update_stmt.
26906
269072009-04-21  Richard Guenther  <rguenther@suse.de>
26908
26909	PR tree-optimization/39827
26910	* tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
26911	(tree_ssa_phiprop): Pass the correct array size.
26912
269132009-04-21  Uros Bizjak  <ubizjak@gmail.com>
26914
26915	* config/alpha/alpha.md (tune): Add cast to enum attr_tune.
26916
269172009-04-21  Manuel López-Ibáñez  <manu@gcc.gnu.org>
26918
26919	PR 16202
26920	* c-typeck.c (lvalue_p): Move declaration ...
26921	* c-common.h (lvalue_p): ... to here.
26922	* c-common.c (candidate_equal_p): New.
26923	(add_tlist): Use it.
26924	(merge_tlist): Use it.
26925	(warn_for_collisions_1): Likewise.
26926	(warning_candidate_p): Accept more candidates.
26927	(verify_tree): A warning candidate can be an expression. Use
26928	candidate_equal_p.
26929
269302009-04-21  Ben Elliston  <bje@au.ibm.com>
26931
26932	PR target/5267
26933	* doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
26934	for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
26935	options.  Remove -mcall-solaris documentation.
26936
269372009-04-21  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
26938
26939	PR c++/13358
26940	* doc/invoke.texi (-Wlong-long): Update description.
26941	* c-lex (interpret_integer): Only warn if there was no previous
26942	overflow and -Wlong-long is enabled.
26943	* c-decl.c (declspecs_add_type): Drop redundant flags.
26944	* c.opt (Wlong-long): Init to -1.
26945	* c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
26946	and front-end warn_long_long. Wlong-long only depends on other
26947	flags if it is uninitialized.
26948	* c-parser.c (disable_extension_diagnostics): warn_long_long is
26949	the same for CPP and FE.
26950	(restore_extension_diagnostics): Likewise.
26951
269522009-04-20  Ian Lance Taylor  <iant@google.com>
26953
26954	Fix enum conversions which are invalid in C++:
26955	* auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
26956	* calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
26957	* cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
26958	* dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
26959	* dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
26960	(dbxout_parms): Likewise.
26961	* df-core.c (df_set_flags): Change changeable_flags parameter to int.
26962	(df_clear_flags): Likewise.
26963	* df-problems.c (df_rd_bb_local_compute_process_def): Change
26964	top_flag parameter to int.
26965	(df_chain_create_bb_process_use): Likewise.
26966	(df_chain_add_problem): Change chain_flags parameter to unsigned int.
26967	Remove cast.
26968	* df-scan.c (df_ref_create): Change ref_flags parameter to int.
26969	(df_ref_create_structure, df_def_record_1): Likewise.
26970	(df_defs_record, df_uses_record, df_get_call_refs): Likewise.
26971	(df_notes_rescan): Change 0 to VOIDmode in function call.
26972	(df_get_call_refs, df_insn_refs_collect): Likewise.
26973	(df_bb_regs_collect): Likewise.
26974	(df_entry_block_defs_collect): Likewise.
26975	(df_exit_block_uses_collect): Likewise.
26976	* df.h: Update declarations.
26977	* double-int.c (double_int_divmod): Add cast to enum type.
26978	* dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
26979	* dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
26980	(based_loc_descr): Likewise.
26981	(loc_descriptor_from_tree_1): Change first_op and second_op to
26982	enum dwarf_location_atom.  Add cast to enum type.
26983	* expmed.c (init_expmed): Change 0 to SET in function call.
26984	* expr.c (init_expr_target): Change 0 to VOIDmode in function call.
26985	(expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
26986	(do_store_flag): Likewise.
26987	* fixed-value.h (struct fixed_value): Change mode to enum
26988	machine_mode.
26989	* function.c (assign_parms): Change 0 to VOIDmode in function call.
26990	* genautomata.c (insert_automaton_decl): Change 1 to INSERT in
26991	function call.
26992	(insert_insn_decl, insert_decl, insert_state): Likewise.
26993	(automata_list_finish): Likewise.
26994	* genrecog.c (process_define_predicate): Add cast to enum type.
26995	* gensupport.c (init_predicate_table): Add cast to enum type.
26996	* gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
26997	function call.
26998	(gimple_build_call_1, gimple_build_label): Likewise.
26999	(gimple_build_goto, gimple_build_asm_1): Likewise.
27000	(gimple_build_switch_1, gimple_build_cdt): Likewise.
27001	* gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
27002	(enum fallback): Rename from enum fallback_t.
27003	(fallback_t): Typedef as int.
27004	* gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
27005	GSI_SAME_STMT in function call.
27006	* ira.c (setup_class_subset_and_memory_move_costs): Add casts to
27007	enum type.
27008	(setup_reg_class_relations): Likewise.
27009	(setup_reg_class_nregs): Change cl to int.  Add casts to enum type.
27010	(setup_prohibited_class_mode_regs): Add cast to enum type.
27011	(setup_prohibited_mode_move_regs): Likewise.
27012	* ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
27013	(record_address_regs): Change i to enum reg_class.
27014	* lists.c (alloc_EXPR_LIST): Add cast to enum type.
27015	* machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
27016	(GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
27017	(GET_MODE_2XWIDER_MODE): Likewise.
27018	(GET_CLASS_NARROWEST_MODE): Likewise.
27019	* omp-low.c (expand_omp_for): Add cast to enum type.
27020	* optabs.c (debug_optab_libfuncs): Add casts to enum type.
27021	* opts.c (enable_warning_as_error): Change kind to diagostic_t.
27022	* postreload.c (reload_cse_simplify_operands): Change rclass local
27023	to enum reg_class.
27024	* predict.c (combine_predictions_for_insn): Change best_predictor
27025	and predictor to enum br_predictor.
27026	(combine_predictions_for_bb): Likewise.
27027	(build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
27028	use SET_PREDICT_EXPR_OUTCOME.
27029	* real.c (real_arithmetic): Change icode to code in function call.
27030	* reginfo.c (init_move_cost): Add casts to enum type.
27031	(init_reg_sets_1, init_fake_stack_mems): Likewise.
27032	* regmove.c (regclass_compatible_p): Change class0 and class1 to
27033	enum reg_class.
27034	* reload.c (find_valid_class): Add casts to enum type.
27035	(push_reload): Change 0 to NO_REGS in function call.
27036	(find_reloads): Change this_alternative to array of enum
27037	reg_class.  Remove some now-unnecessary casts.
27038	(make_memloc): Change 0 to VOIDmode in function call.
27039	* reload1.c (reload): Change 0 to VOIDmode in function call.
27040	(eliminate_regs_1, elimination_effects): Likewise.
27041	(eliminate_regs_in_insn): Likewise.
27042	(emit_input_reload_insns): Add cast to enum type.
27043	(delete_output_reload): Change 0 to VOIDmode in function call.
27044	* reorg.c (insn_sets_resource_p): Convert include_delayed_effects
27045	to enum type in function call.
27046	* tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
27047	(SET_PREDICT_EXPR_OUTCOME): Define.
27048	* tree-dump.c (get_dump_file_info): Change phase parameter to int.
27049	(get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
27050	(dump_initialized_p, dump_flag_name, dump_end): Likewise.
27051	(dump_function): Likewise.
27052	* tree-dump.h: Update declarations.
27053	* tree-pass.h: Update declarations.
27054	* varasm.c (assemble_integer): Change mclass to enum mode_class.
27055	* config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
27056	enum type.
27057	(arm_rtx_costs_1): Correct parenthesization.
27058	(arm_rtx_costs): Add casts to enum type.
27059	(adjacent_mem_locations): Reverse arguments to const_ok_for_op.
27060	(vfp_emit_fstmd): Use add_rg_note.
27061	(emit_multi_reg_push, emit_sfm): Likewise.
27062	(thumb_set_frame_pointer): Likewise.
27063	(arm_expand_prologue): Likewise.
27064	(arm_regno_class): Change return type to enum reg_class.
27065	(thumb1_expand_prologue): Use add_reg_note.
27066	* config/arm/arm-protos.h (arm_regno_class): Update declaration.
27067	* config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
27068	in function call.
27069	* config/arm/gentune.sh: Add cast to enum type.
27070	* config/arm/arm-tune.md: Rebuild.
27071	* config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
27072	(ix86_split_fp_branch, predict_jump): Likewise.
27073	(ix86_expand_multi_arg_builtin): Change sub_code from enum
27074	insn_code to enum rtx_code.
27075	(ix86_builtin_vectorized_function): Add cast to enum type.
27076	* config/i386/i386.md (truncdfsf2): Change slot to enum
27077	ix86_stack_slot.
27078	(truncxf<mode>2, isinf<mode>2): Likewise.
27079	* config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
27080	enum type.
27081	* config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
27082	(spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
27083	(insert_bundle_state): Change 1 to INSERT in function call.
27084	(ia64_add_bundle_selector_before): Likewise.
27085	* config/ia64/ia64.md (cpu attr): Add cast to enum type.
27086	(save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
27087	(restore_stack_nonlocal): Likewise.
27088	* config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
27089	function call.
27090	* config/mips/mips.c (mips_binary_cost): Change 0 to SET in
27091	function call.
27092	(mips_rtx_costs): Likewise.
27093	(mips_override_options): Add casts to enum type.
27094	* config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
27095	in function call.
27096	* config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
27097	(store_reg, set_reg_plus_d): Likewise.
27098	(hppa_expand_prologue, hppa_profile_hook): Likewise.
27099	* config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
27100	cast to enum type.
27101	(altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
27102	function call.
27103	(emit_unlikely_jump): Use add_reg_note.
27104	(rs6000_emit_allocate_stack): Likewise.
27105	(rs6000_frame_related, rs6000_emit_prologue): Likewise.
27106	(output_toc): Change 1 to INSERT in function call.
27107	(output_profile_hook): Change 0 to LCT_NORMAL in function call.
27108	(rs6000_initialize_trampoline): Likewise.
27109	(rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
27110	function call.
27111	* config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
27112	(s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
27113	(s390_expand_setmem, s390_expand_cmpmem): Likewise.
27114	(save_gprs): Use add_reg_note.
27115	(s390_emit_prologue): Likewise.
27116	(s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
27117	* config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
27118	(sparc_fold_builtin): Add cast to enum type.
27119	* config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
27120	enum insn_code.
27121	(spu_expand_prologue): Use add_reg_note.
27122	(expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
27123
271242009-04-20  Ian Lance Taylor  <iant@google.com>
27125
27126	* c-parser.c (c_parser_attributes): Change VEC back to tree list.
27127	(c_parser_postfix_expression_after_primary): Get VEC for list of
27128	arguments.  Get original types of arguments.  Call
27129	build_function_call_vec.
27130	(cached_expr_list_1, cached_expr_list_2): New static variables.
27131	(c_parser_expr_list): Change return type to VEC *.  Add
27132	p_orig_types parameter.  Change all callers.
27133	(c_parser_release_expr): New static function.
27134	(c_parser_vec_to_tree_list): New static function.
27135	* c-typeck.c (build_function_call): Rewrite to build a VEC and
27136	call build_function_call_vec.
27137	(build_function_call_vec): New function, based on old
27138	build_function_call.
27139	(convert_arguments): Remove nargs and argarray parameters.  Change
27140	values to a VEC.  Add origtypes parameter.
27141	(build_modify_expr): Add rhs_origtype parameter.  Change all callers.
27142	(convert_for_assignment): Add origtype parameter.  Change all
27143	callers.  If warn_cxx_compat, check for conversion to an enum
27144	type when calling a function.
27145	(store_init_value): Add origtype parameter.  Change all callers.
27146	(digest_init): Likewise.
27147	(struct init_node): Add origtype field.
27148	(add_pending_init): Add origtype parameter.  Change all callers.
27149	(output_init_element): Likewise.
27150	(output_pending_init_elements): Pass origtype from init_node to
27151	output_init_element.
27152	(process_init_element): Pass origtype from c_expr to
27153	output_init_element.
27154	(c_finish_return): Add origtype parameter.  Change all callers.
27155	* c-common.c (sync_resolve_size): Change params to VEC *.  Change
27156	caller.
27157	(sync_resolve_params): Likewise.
27158	(sync_resolve_return): Change params to first_param.  Change caller.
27159	(resolve_overloaded_builtins): Change params to VEC *.  Change
27160	callers.  Save first parameter around call to build_function_call_vec.
27161	* c-decl.c (finish_decl): Add origtype parameter.  Change all
27162	callers.  Call build_function_call_vec rather than
27163	build_function_call for cleanup.
27164	* c-tree.h: Update declarations.
27165	* c-common.h: Update declarations.
27166	* stub-objc.c (objc_rewrite_function_call): Change parameter from
27167	params to first_param.
27168	* target.h (struct gcc_target): Change resolve_overloaded_builtin
27169	params parameter from tree to void *.
27170	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
27171	Change arglist parameter to have type void *, and to be a pointer
27172	to a VEC.
27173	* config/rs6000/rs6000-protos.h
27174	(altivec_resolve_overloaded_builtin): Update declaration.
27175	* config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
27176	fnargs parameter to have type void *, and to be a pointer to a
27177	VEC.  Call build_function_call_vec instead of
27178	build_function_call.
27179	* config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
27180
271812009-04-20  Joey Ye  <joey.ye@intel.com>
27182	    Xuepeng Guo  <xuepeng.guo@intel.com>
27183	    H.J. Lu  <hongjiu.lu@intel.com>
27184
27185	* config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
27186
27187	* config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
27188	(IX86_LEA_PRIORITY): Likewise.
27189	(distance_non_agu_define): New function.
27190	(distance_agu_use): Likewise.
27191	(ix86_lea_for_add_ok): Likewise.
27192	(ix86_dep_by_shift_count): Likewise.
27193
27194	* config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
27195	should split for LEA.
27196
27197	* config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
27198	function.
27199	(ix86_dep_by_shift_count): Likewise.
27200
272012009-04-20  Richard Guenther  <rguenther@suse.de>
27202
27203	* expr.c (handled_component_p): Move ...
27204	* tree.h (handled_component_p): ... here.
27205	* tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
27206	ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
27207	and REALPART_EXPR to be in one group.
27208
272092009-04-20  Richard Guenther  <rguenther@suse.de>
27210
27211	* basic-block.h (get_all_dominated_blocks): Declare.
27212	* dominance.c (get_all_dominated_blocks): New function.
27213	* tree-cfg.c (get_all_dominated_blocks): Remove.
27214	(remove_edge_and_dominated_blocks): Adjust.
27215	* tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
27216	(tree_ssa_phiprop): ... here.  Use get_all_dominated_blocks
27217	instead of recursing.
27218
272192009-04-20  Doug Kwan  <dougkwan@google.com>
27220
27221	* cgraph.h (cgraph_node_ptr): New type for vector functions.
27222	(struct cgraph_node_set_def): New type.
27223	(cgraph_node_set) New type. Also declare vector functions.
27224	(struct cgraph_node_set_element_def): New type.
27225	(cgraph_node_set_element): Ditto.
27226	(cgraph_node_set_iterator): New iterator type.
27227	(cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
27228	cgraph_node_set_remove, dump_cgraph_node_set,
27229	debug_cgraph_node_set): New prototypes.
27230	(csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
27231	cgraph_node_set_size): New inlines.
27232	* tree-pass.h (struct cgraph_node_set_def): New decl to avoid
27233	including cgraph.h.
27234	(struct ipa_opt_pass): Add struct cgraph_node_set_def
27235	argument to function 'write_summary'.
27236	* ipa.c: Include ggc.h.
27237	(hash_cgraph_node_set_element,
27238	eq_cgraph_node_set_element, cgraph_node_set_new,
27239	cgraph_node_set_add, cgraph_node_set_remove,
27240	cgraph_node_set_find, dump_cgraph_node_set,
27241	debug_cgraph_node_set): New functions.
27242	* Makefile.in (ipa.o): Add dependency on GGC_H.
27243
272442009-04-20  Ira Rosen  <irar@il.ibm.com>
27245
27246	PR tree-optimization/39675
27247	* tree-vect-loop.c (vect_transform_loop): Remove currently redundant
27248	check of the return code of vect_schedule_slp. Check that
27249	stmt_vec_info still exists for the statement, before checking its
27250	vectorization type.
27251
272522009-04-20  Michael Matz  <matz@suse.de>
27253
27254	* Makefile.in (generated_files): Take out $(simple_generated_c).
27255
272562009-04-19  Dave Korn  <dave.korn.cygwin@gmail.com>
27257
27258	* config/i386/cygwin-stdint.h (INTPTR_TYPE):  Remove "long".
27259	(UINTPTR_TYPE):  Likewise.
27260
272612009-04-19  Joseph Myers  <joseph@codesourcery.com>
27262
27263	PR c/37481
27264	* c-typeck.c (digest_init): Check for initializing an array with a
27265	string literal.
27266
272672009-04-19  Joseph Myers  <joseph@codesourcery.com>
27268
27269	PR c/19771
27270	* c-semantics.c (pop_stmt_list): Propagate
27271	STATEMENT_LIST_HAS_LABEL to parent statement list.
27272
272732009-04-19  Adam Nemet  <anemet@caviumnetworks.com>
27274
27275	* config/mips/mips.h (mips_tune_attr): New macro.
27276	* config/mips/mips.md (cpu): Use it.
27277
272782009-04-19  Joseph Myers  <joseph@codesourcery.com>
27279
27280	PR c/38243
27281	* c-decl.c (shadow_tag_warned): Diagnose use of restrict when
27282	declaring a tag.
27283
272842009-04-19  Diego Novillo  <dnovillo@google.com>
27285
27286	* toplev.c (compile_file): Move call to coverage_finish ...
27287	* cgraphunit.c (ipa_passes): ... here.
27288	Call cgraph_process_new_functions.
27289	* ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
27290	* Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
27291
272922009-04-19  Jan Hubicka  <jh@suse.cz>
27293
27294	* cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
27295	cfun.
27296	(dump_cgraph_node): Dump can throw external flag.
27297	* ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
27298
272992009-04-19  Manuel López-Ibáñez  <manu@gcc.gnu.org>
27300
27301	PR c/32061
27302	PR c++/36954
27303	* doc/invoke.texi: Add -Wlogical-op to -Wextra.
27304	* common.opt (Wlogical-op): Move from here...
27305	* c.opt (Wlogical-op): ... to here.
27306	* c-typeck.c (parser_build_binary_op): Update call to
27307	warn_logical_operator.
27308	* c-opts.c (c_common_post_options): Enable warn_logical_op with
27309	extra_warnings.
27310	* c-common.c (warn_logical_op): Update.
27311	* c-common.h (warn_logical_op): Update declaration.
27312
273132009-04-19  Eric Botcazou  <ebotcazou@adacore.com>
27314
27315	* tree.c (protected_set_expr_location): Fix formatting.
27316
273172009-04-18  Joseph Myers  <joseph@codesourcery.com>
27318
27319	PR c/27676
27320	* c-typeck.c (readonly_warning): new.
27321	(build_unary_op, build_modify_expr): Use readonly_warning for
27322	storing into something readonly but not const-qualified.
27323
273242009-04-18  Joseph Myers  <joseph@codesourcery.com>
27325
27326	PR c/22367
27327	* c-typeck.c (build_unary_op): Check for taking address of
27328	expression of type void.
27329
273302009-04-18  Joseph Myers  <joseph@codesourcery.com>
27331
27332	PR c/35210
27333	* c-typeck.c (build_function_call): Check for calling a function
27334	with qualified void return types.  Call require_complete_type when
27335	generating a trap.
27336
273372009-04-18  Jan Hubicka  <jh@suse.cz>
27338
27339	* cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
27340	Set nothrow flag.
27341	* cgraph.h (struct function): Reduce loop_nest to 30 bits; add
27342	can_throw_external flag.
27343	* ipa-reference.c (ipa_utils_reduced_inorder): Update call.
27344	* ipa-pure-const.c (ignore_edge): New function.
27345	(propagate): Compute order for NOTHROW computation; set NOTHROWs
27346	only over can_throw_external edges.
27347	(local_pure_const): Add nothrow flag.
27348	* ipa-utils.c (searchc): Add ignore_edge callback.
27349	(ipa_utils_reduced_inorder): Add ignore_edge callback.
27350	* ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
27351	(set_nothrow_function_flags): Update cgraph.
27352	* tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
27353
273542009-04-18  Richard Guenther  <rguenther@suse.de>
27355
27356	PR middle-end/39804
27357	* tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
27358	(fold_stmt): ... this and ...
27359	(fold_stmt_inplace): ... this.
27360	(fold_stmt_1): Fold references in calls and asms.
27361	* tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
27362
273632009-04-18  Kazu Hirata  <kazu@codesourcery.com>
27364
27365	* tree-vrp.c (ssa_name_nonzero_p): Remove.
27366	* tree.h: Remove the prototype for ssa_name_nonzero_p.
27367
273682009-04-18  Kazu Hirata  <kazu@codesourcery.com>
27369
27370	* tree.c (function_args_count): Remove.
27371	* tree.h: Remove the prototype for function_args_count.
27372
273732009-04-18  Kazu Hirata  <kazu@codesourcery.com>
27374
27375	* tree-iterator.c (expr_only): Remove.
27376	* tree.h: Remove the prototype for expr_only.
27377
273782009-04-18  Kazu Hirata  <kazu@codesourcery.com>
27379
27380	* reginfo.c (cannot_change_mode_set_regs): Remove.
27381	* rtl.h: Remove the prototype for cannot_change_mode_set_regs.
27382
273832009-04-08  Anatoly Sokolov  <aesok@post.ru>
27384
27385	* config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
27386	whether operands 0 and 1 overlaps.
27387
273882009-04-18  Manuel López-Ibáñez  <manu@gcc.gnu.org>
27389
27390	PR middle-end/36902
27391	* tree-vrp.c (check_array_ref): Pass a location_t instead of a
27392	pointer. Use warning_at instead of warning.
27393	(search_for_addr_array): Likewise.
27394	(check_array_bounds): Likewise.
27395	(check_all_array_refs): Check that the incoming edge is not in the
27396	list of edges to be removed.
27397	(check_all_array_refs): Avoid the temporal pointer.
27398	(vrp_visit_cond_stmt): Fix typo.
27399	(simplify_switch_using_ranges): Handle the case where the switch
27400	index is an integer constant.
27401
274022009-04-18  Adam Nemet  <anemet@caviumnetworks.com>
27403
27404	* config/mips/mips.c (mips_final_postscan_insn): Make it static.
27405
274062009-04-18  Kazu Hirata  <kazu@codesourcery.com>
27407
27408	* doc/extend.texi, doc/invoke.texi: Fix typos.
27409
274102009-04-17  Cary Coutant  <ccoutant@google.com>
27411
27412	* tree-flow-inline.h (get_lineno): Fix inverted test.
27413
274142009-04-17  Diego Novillo  <dnovillo@google.com>
27415
27416	* tree-ssa-pre.c (create_expression_by_pieces): Remove
27417	assertion for AVAIL_OUT.
27418
274192009-04-17  Mike Frysinger  <vapier@gentoo.org>
27420
27421	PR target/38627
27422	* config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
27423	* config/sh/linux-atomic.asm: Likewise.
27424
274252009-04-17  Diego Novillo  <dnovillo@google.com>
27426
27427	* except.c (debug_eh_tree): New.
27428	(struct eh_region, struct eh_status): Move ...
27429	* except.h: ... here.
27430	(add_type_for_runtime): Declare extern.
27431	(lookup_type_for_runtime): Likewise.
27432	(debug_eh_tree): Declare.
27433	* Makefile.in (GTFILES): List except.h before except.c
27434
274352009-04-17  Diego Novillo  <dnovillo@google.com>
27436
27437	* omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
27438	* cgraphunit.c (cgraph_build_static_cdtor): Likewise.
27439	* tree-dfa.c (find_referenced_vars_in): Factor out of ...
27440	(find_vars_r): ... here.
27441	* tree-flow.h (find_referenced_vars_in): Declare.
27442	* tree-ssa-pre.c (create_expression_by_pieces): Assert
27443	that AVAIL_OUT exists for BLOCK.
27444	* Makefile.in (CGRAPH_H): Add dependency on cif-code.def
27445	(tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
27446	(tree-parloops.o): Likewise.
27447
274482009-04-17  Simon Baldwin  <simonb@google.com>
27449
27450	* toplev.c (default_tree_printer): Add handling for %E format.
27451
274522009-04-17  Diego Novillo  <dnovillo@google.com>
27453
27454	* tree-pretty-print.c (dump_generic_node): Add break after
27455	TREE_BINFO handler.  Handle COMPLEX_TYPE, REAL_TYPE and
27456	FIXED_POINT_TYPE.  Handle NULL TREE_TYPEs.  Handle METHOD_TYPE and
27457	FUNCTION_TYPE together.  Call print_struct_decl when printing
27458	structures and TDF_SLIM is not given.
27459	(print_struct_decl): Fix logic for detecting recursion.
27460
274612009-04-17  Rafael Avila de Espindola  <espindola@google.com>
27462
27463	PR 31567
27464	* gcc.c (create_at_file): New.
27465	(compile_input_file_p): New.
27466	(do_spec_1): Use @args files for %i. Use create_at_file for %o.
27467	* main.c (main): Update call to toplev_main.
27468	* toplev.c (toplev_main): Change signature. Call expandargv.
27469	* toplev.h (toplev_main): Change signature.
27470
274712009-04-17  Eric Botcazou  <ebotcazou@adacore.com>
27472
27473	* dwarf2out.c (field_byte_offset): Use the type size as the field size
27474	if the latter is not constant.
27475
274762009-04-17  David Edelsohn  <edelsohn@gnu.org>
27477
27478	* dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
27479
274802009-04-17  Eric Botcazou  <ebotcazou@adacore.com>
27481
27482	* dbxout.c (dbxout_block): Reinstate test on TREE_USED.
27483	* tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
27484
274852009-04-17  Richard Guenther  <rguenther@suse.de>
27486
27487	* tree-ssa-structalias.c (get_constraint_for_component_ref):
27488	Handle component references view-converting an invariant address.
27489
274902009-04-17  Adam Nemet  <anemet@caviumnetworks.com>
27491
27492	* doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
27493	TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
27494	TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
27495	TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
27496	Use @deftypevr rather than @deftypevar.
27497
274982009-04-17  Richard Guenther  <rguenther@suse.de>
27499
27500	* tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
27501	(get_prop_source_stmt): Likewise.
27502	(can_propagate_from): Likewise.
27503
275042009-04-17  Andrew Stubbs  <ams@codesourcery.com>
27505
27506	* configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
27507	TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
27508	(--with-multilib-list): Add default value.
27509	* configure: Regenerate.
27510	* Makefile.in (TM_ENDIAN_CONFIG): Define.
27511	(TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
27512	* config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
27513	TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
27514	Don't add default cpu to multilib list unnecessarily, but do enable
27515	the relevant compiler option..
27516	Add support for --with-multilib-list=<blank> and
27517	--with-multilib-list=!<somelib> to supress unwanted multilibs.
27518	* config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
27519	(MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
27520	(MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
27521	TM_MULTILIB_CONFIG.
27522	(MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
27523	(MULTILIB_OSDIRNAMES): New variable.
27524	* config/sh/t-1e: Delete file.
27525	* config/sh/t-mlib-sh1: Delete file.
27526	* config/sh/t-mlib-sh2: Delete file.
27527	* config/sh/t-mlib-sh2a: Delete file.
27528	* config/sh/t-mlib-sh2a-nofpu: Delete file.
27529	* config/sh/t-mlib-sh2a-single: Delete file.
27530	* config/sh/t-mlib-sh2a-single-only: Delete file.
27531	* config/sh/t-mlib-sh2e: Delete file.
27532	* config/sh/t-mlib-sh3e: Delete file.
27533	* config/sh/t-mlib-sh4: Delete file.
27534	* config/sh/t-mlib-sh4-nofpu: Delete file.
27535	* config/sh/t-mlib-sh4-single: Delete file.
27536	* config/sh/t-mlib-sh4-single-only: Delete file.
27537	* config/sh/t-mlib-sh4a: Delete file.
27538	* config/sh/t-mlib-sh4a-nofpu: Delete file.
27539	* config/sh/t-mlib-sh4a-single: Delete file.
27540	* config/sh/t-mlib-sh4a-single-only: Delete file.
27541	* config/sh/t-mlib-sh4al: Delete file.
27542	* config/sh/t-mlib-sh5-32media: Delete file.
27543	* config/sh/t-mlib-sh5-32media-nofpu: Delete file.
27544	* config/sh/t-mlib-sh5-64media: Delete file.
27545	* config/sh/t-mlib-sh5-64media-nofpu: Delete file.
27546	* config/sh/t-mlib-sh5-compact: Delete file.
27547	* config/sh/t-mlib-sh5-compact-nofpu: Delete file.
27548	* config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
27549	* doc/install.texi (Options specification): Add
27550	--with-multilib-list and --with-endian.
27551
275522009-04-17  Rafael Avila de Espindola  <espindola@google.com>
27553
27554	* Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
27555	REVISION_c.
27556	(OBJS-common): Add plugin-version.o.
27557	(plugin-version.o): New.
27558	* gcc-plugin.h (plugin_gcc_version): New.
27559	(plugin_default_version_check): New.
27560	(plugin_init_func, plugin_init): Add version argument.
27561	* plugin-version.c: New.
27562	* plugin.c (str_plugin_gcc_version_name): New.
27563	(try_init_one_plugin): Read plugin_gcc_version from the plugin and
27564	pass it to the init function.
27565	(plugin_default_version_check): New.
27566
275672009-04-17  Richard Guenther  <rguenther@suse.de>
27568
27569	* tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
27570	for decl-vs-decl disambiguation.
27571
275722009-04-17  Andreas Krebbel  <krebbel1@de.ibm.com>
27573
27574	* config/s390/s390.h (s390_tune_attr): New macro definition.
27575	* config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
27576
275772009-04-17  Richard Guenther  <rguenther@suse.de>
27578
27579	* tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
27580	(fold_stmt_r): Likewise.
27581	(maybe_fold_reference): New function.
27582	(fold_gimple_assign): Handle cases fold_stmt_r did.
27583	(fold_stmt): Do not use fold_stmt_r.
27584	(fold_stmt_inplace): Likewise.
27585
275862009-04-17  Richard Guenther  <rguenther@suse.de>
27587
27588	* tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
27589	(record_equivalences_from_stmt): Remove useless checks and
27590	simplifications.
27591	* tree-ssa-pre.c (eliminate): Avoid converting a constant if
27592	the type is already suitable.
27593
275942009-04-17  Paolo Bonzini  <bonzini@gnu.org>
27595
27596	* config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
27597
275982009-04-17  Uros Bizjak  <ubizjak@gmail.com>
27599
27600	* config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
27601	(CMPtype): Define as __gcc_CMPtype.
27602
276032009-04-17  Aurelien Jarno  <aurelien@aurel32.net>
27604
27605	* config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
27606	for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
27607
276082009-04-17  Richard Guenther  <rguenther@suse.de>
27609
27610	PR tree-optimization/39746
27611	* tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
27612	special-casing for builtins and static variable use/def.
27613	(call_may_clobber_ref_p_1): Likewise.
27614
276152009-04-16  Ian Lance Taylor  <iant@google.com>
27616
27617	* df.h: Include "timevar.h".
27618	(struct df_problem): Change tv_id field to timevar_id_t.
27619	* tree-pass.h: Include "timevar.h".
27620	(struct opt_pass): Change tv_id field to timevar_id_t.
27621	* timevar.h (timevar_id_t): Define TV_NONE.
27622	* passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
27623	TV_NONE rather than tv_id != 0.
27624	(execute_one_pass): Likewise.
27625	* Makefile.in (DF_H): Add $(TIMEVAR_H).
27626	(TREE_PASS_H): Define.  Change all instances of tree-pass.h in
27627	dependencies to $(TREE_PASS_H).
27628	* bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
27629	to TV_NONE.
27630	(pass_branch_target_load_optimize2): Likewise.
27631	* cfglayout.c (pass_into_cfg_layout_mode): Likewise.
27632	(pass_outof_cfg_layout_mode): Likewise.
27633	* cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
27634	(pass_rebuild_cgraph_edges): Likewise.
27635	(pass_remove_cgraph_callee_edges): Likewise.
27636	* df-core.c (pass_df_initialize_opt): Likewise.
27637	(pass_df_initialize_no_opt): Likewise.
27638	(pass_df_finish): Likewise.
27639	* emit-rtl.c (pass_unshare_all_rtl): Likewise.
27640	* except.c (pass_set_nothrow_function_flags): Likewise.
27641	(pass_convert_to_eh_region_ranges): Likewise.
27642	* final.c (pass_compute_alignments): Likewise.
27643	* function.c (pass_instantiate_virtual_regs): Likewise.
27644	(pass_init_function): Likewise.
27645	(pass_leaf_regs): Likewise.
27646	(pass_match_asm_constraints): Likewise.
27647	* gimple-low.c (pass_lower_cf): Likewise.
27648	(pass_mark_used_blocks): Likewise.
27649	* init-regs.c (pass_initialize_regs): Likewise.
27650	* integrate.c (pass_initial_value_sets): Likewise.
27651	* ira.c (pass_ira): Likewise.
27652	* jump.c (pass_cleanup_barriers): Likewise.
27653	* omp-low.c (pass_expand_omp): Likewise.
27654	(pass_lower_omp): Likewise.
27655	* matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
27656	* recog.c (pass_split_all_insns): Likewise.
27657	(pass_split_after_reload): Likewise.
27658	(pass_split_before_regstack): Likewise.
27659	(pass_split_before_sched2): Likewise.
27660	(pass_split_for_shorten_branches): Likewise.
27661	* reginfo.c (pass_reginfo_init): Likewise.
27662	(pass_subregs_of_mode_init): Likewise.
27663	(pass_subregs_of_mode_finish): Likewise.
27664	* passes.c (pass_postreload): Likewise.
27665	* stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
27666	* tree-cfg.c (pass_remove_useless_stmts): Likewise.
27667	(pass_warn_function_return): Likewise.
27668	(pass_warn_function_noreturn): Likewise.
27669	* tree-complex.c (pass_lower_complex): Likewise.
27670	(pass_lower_complex_O0): Likewise.
27671	* tree-if-conv.c (pass_if_conversion): Likewise.
27672	* tree-into-ssa.c (pass_build_ssa): Likewise.
27673	* tree-mudflap.c (pass_mudflap_1): Likewise.
27674	(pass_mudflap_2): Likewise.
27675	* tree-nomudflap.c (pass_mudflap_1): Likewise.
27676	(pass_mudflap_2): Likewise.
27677	* tree-nrv.c (pass_return_slot): Likewise.
27678	* tree-object-size.c (pass_object_sizes): Likewise.
27679	* tree-optimize.c (pass_all_optimizations): Likewise.
27680	(pass_early_local_passes): Likewise.
27681	(pass_all_early_optimizations): Likewise.
27682	(pass_cleanup_cfg): Likewise.
27683	(pass_cleanup_cfg_post_optimizing): Likewise.
27684	(pass_free_datastructures): Likewise.
27685	(pass_free_cfg_annotations): Likewise.
27686	(pass_fixup_cfg): Likewise.
27687	(pass_init_datastructures): Likewise.
27688	* tree-ssa.c (pass_early_warn_uninitialized): Likewise.
27689	(pass_late_warn_uninitialized): Likewise.
27690	(pass_update_address_taken): Likewise.
27691	* tree-ssa-ccp.c (pass_fold_builtins): Likewise.
27692	* tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
27693	(pass_cse_sincos): Likewise.
27694	(pass_convert_to_rsqrt): Likewise.
27695	* tree-ssa-structalias.c (pass_build_alias): Likewise.
27696	* tree-stdarg.c (pass_stdarg): Likewise.
27697	* tree-tailcall.c (pass_tail_recursion): Likewise.
27698	(pass_tail_calls): Likewise.
27699	* tree-vect-generic.c (pass_lower_vector): Likewise.
27700	(pass_lower_vector_ssa): Likewise.
27701	* tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
27702
277032009-04-16  Joseph Myers  <joseph@codesourcery.com>
27704
27705	* config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
27706	XLR entry.
27707	* config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
27708	Handle -march=xlr.
27709	* config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
27710	logical and signext.
27711
277122009-04-16  Kaz Kojima  <kkojima@gcc.gnu.org>
27713
27714	PR target/39767
27715	* config/sh/predicates.md (arith_operand): Check if the operand
27716	of TRUNCATE is a REG.
27717
277182009-04-16  Kazu Hirata  <kazu@codesourcery.com>
27719
27720	* cfgrtl.c (delete_insn_chain_and_edges): Remove.
27721	* rtl.h: Remove the prototype for delete_insn_chain_and_edges.
27722
277232009-04-16  Kazu Hirata  <kazu@codesourcery.com>
27724
27725	* tree-iterator.c (tsi_split_statement_list_after,
27726	tsi_split_statement_list_before): Remove.
27727	* tree-iterator.h: Remove the prototypes for
27728	tsi_split_statement_list_after and tsi_split_statement_list_before.
27729
277302009-04-16  Kazu Hirata  <kazu@codesourcery.com>
27731
27732	* tree-ssa-propagate.c (stmt_makes_single_load): Remove.
27733	* tree-ssa-propagate.h: Remove the prototype for
27734	stmt_makes_single_load.
27735
277362009-04-16  Kazu Hirata  <kazu@codesourcery.com>
27737
27738	* emit-rtl.c (set_mem_attrs_from_reg): Remove.
27739	* rtl.h: Remove the prototype for set_mem_attrs_from_reg.
27740
277412009-04-16  Kazu Hirata  <kazu@codesourcery.com>
27742
27743	* tree-iterator.c (EXPR_LAST_BODY): Remove.
27744
277452009-04-16  Kazu Hirata  <kazu@codesourcery.com>
27746
27747	* except.c (eh_region_outer_p): Remove.
27748	* except.h: Remove the prototype for eh_region_outer_p.
27749
277502009-04-16  Kazu Hirata  <kazu@codesourcery.com>
27751
27752	* function.c (current_function_assembler_name): Remove.
27753	* function.h: Remove the prototype for
27754	current_function_assembler_name.
27755
277562009-04-16  Ian Lance Taylor  <iant@google.com>
27757
27758	* rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
27759	(add_reg_note): Call alloc_reg_note.
27760	* rtl.h (alloc_reg_note): Declare.
27761	* combine.c (try_combine): Use alloc_reg_note.
27762	(recog_for_combine, move_deaths): Likewise.
27763	(distribute_notes): Use alloc_reg_note and add_reg_note.
27764	* haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
27765	* combine-stack-adj.c (adjust_frame_related_expr): Likewise.
27766	* reload1.c (eliminate_regs_1): Use alloc_reg_note.
27767
277682009-04-16  Vladimir Makarov  <vmakarov@redhat.com>
27769
27770	PR rtl-optimization/39762
27771	* ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
27772	ira_may_move_out_cost): Add comments about way of their usage.
27773	(ira_get_register_move_cost, ira_get_may_move_cost): New functions.
27774
27775	* ira-conflicts.c (process_regs_for_copy): Use function
27776	ira_get_register_move_cost instead of global
27777	ira_register_move_cost.
27778
27779	* ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
27780	color_pass, move_spill_restore, update_curr_costs): Ditto.
27781
27782	* ira-lives.c (process_single_reg_class_operands): Ditto.
27783
27784	* ira-emit.c (emit_move_list): Ditto.
27785
27786	* ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
27787	(record_reg_classes): Ditto.  Use functions
27788	ira_get_register_move_cost and ira_get_may_move_cost instead of
27789	global vars ira_register_move_cost, ira_may_move_out_cost and
27790	ira_may_move_in_cost.
27791	(record_address_regs): Don't call ira_init_register_move_cost.
27792	Use function ira_get_may_move_cost instead of global
27793	ira_may_move_in_cost.
27794	(process_bb_node_for_hard_reg_moves): Use function
27795	ira_get_register_move_cost instead of global ira_register_move_cost.
27796	(ira_costs): Don't call ira_init_register_move_cost.
27797
277982009-04-16  Richard Guenther  <rguenther@suse.de>
27799
27800	* tree-cfg.c (verify_gimple_assign_binary):
27801	Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
27802	* ipa-struct-reorg.c (gen_size): Fold the built expressions.
27803	(create_general_new_stmt): Note that this function is broken.
27804
278052009-04-16  Rafael Avila de Espindola  <espindola@google.com>
27806
27807	* common.opt (fhelp): Add Var(help_flag).
27808	* gcc-plugin.h (plugin_info): Add help.
27809	* plugin.c (plugin_name_args): Add help.
27810	(register_plugin_info): Set plugin->help.
27811	(print_help_one_plugin): New.
27812	(print_plugins_help): New.
27813	* plugin.h (print_plugins_help): New.
27814	* toplev.c (toplev_main): Call print_plugins_help if needed.
27815
278162009-04-16  Richard Guenther  <rguenther@suse.de>
27817
27818	* gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
27819	(gimple_ior_addresses_taken_1): New function.
27820	(gimple_ior_addresses_taken): Likewise.
27821	* gimple.h (struct gimple_statement_with_ops_base): Remove
27822	addresses_taken member.
27823	(gimple_ior_addresses_taken): Declare.
27824	(gimple_addresses_taken, gimple_addresses_taken_ptr,
27825	gimple_set_addresses_taken): Remove.
27826	* ipa-reference.c (mark_address): New function.
27827	(scan_stmt_for_static_refs): Use it for marking addresses taken.
27828	* tree-ssa-operands.c (add_to_addressable_set): Rename to ...
27829	(mark_address_taken): ... this.  Just set TREE_ADDRESSABLE.
27830	(gimple_add_to_addresses_taken): Remove.
27831	(get_tmr_operands): Call mark_address_taken.
27832	(get_asm_expr_operands): Likewise.
27833	(get_expr_operands): Likewise.
27834	(build_ssa_operands): Do not clear the addresses_taken bitmap.
27835	(free_stmt_operands): Do not free it.
27836	* tree-ssa.c (delete_tree_ssa): Likewise.
27837	(execute_update_addresses_taken): Use gimple_ior_addresses_taken.
27838
278392009-04-16  Richard Guenther  <rguenther@suse.de>
27840
27841	* gimple.h (walk_stmt_load_store_addr_ops): Declare.
27842	(walk_stmt_load_store_ops): Likewise.
27843	* gimple.c (get_base_loadstore): New function.
27844	(walk_stmt_load_store_addr_ops): Likewise.
27845	(walk_stmt_load_store_ops): Likewise.
27846	* ipa-pure-const.c (check_op): Simplify.
27847	(check_load, check_store): New functions.
27848	(check_stmt): Use walk_stmt_load_store_ops.
27849	* ipa-reference.c (mark_load): Adjust signature.
27850	(mark_store): Likewise.
27851	(scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
27852
278532009-04-16  Rafael Avila de Espindola  <espindola@google.com>
27854
27855	* gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
27856	(plugin_info): New.
27857	* opts.c (common_handle_option): Don't call print_version.
27858	* plugin.c (plugin_name_args): Add version.
27859	(register_plugin_info): New.
27860	(register_callback): Handle PLUGIN_INFO.
27861	(try_init_one_plugin): New.
27862	(init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
27863	if failed to init.
27864	(finalize_one_plugin): New.
27865	(finalize_plugins): New.
27866	(print_one_plugin): New.
27867	(print_plugins_versions): New.
27868	* plugin.h (print_plugins_versions): New.
27869	(finalize_plugins): New.
27870	* toplev.c (compile_file): Don't call initialize_plugins.
27871	(print_version): Call print_plugins_versions.
27872	(toplev_main): Call initialize_plugins. Print version if needed.
27873	Call finalize_plugins.
27874
278752009-04-16  Rafael Avila de Espindola  <espindola@google.com>
27876
27877	* common.opt (fversion): New.
27878	* gcc.c (print_version): New.
27879	(process_command): Don't print the version. Just set print_version.
27880	(main): Print version. Call subprocesses if print_version and
27881	verbose_flag are set.
27882	* opts.c (common_handle_option): Handle OPT_fversion.
27883
278842009-04-16  Richard Guenther  <rguenther@suse.de>
27885	    Ira Rosen  <irar@il.ibm.com>
27886
27887	PR tree-optimization/39698
27888	* tree-vect-loop.c (get_initial_def_for_reduction): Use the
27889	type of the reduction variable.  Only generate the def if
27890	it is needed.
27891
27892	* omp-low.c (expand_omp_for_generic): When converting to a pointer
27893	make sure to first convert to an integer of the same precision.
27894	* tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
27895	the type of the evolution correctly in computing the new
27896	induction variable base.
27897
278982009-04-16  Richard Guenther  <rguenther@suse.de>
27899
27900	PR middle-end/39625
27901	* tree-cfg.c (make_blocks): Split statements with to-be
27902	abnormal SSA names on the lhs.
27903
279042009-04-16  Paolo Bonzini  <bonzini@gnu.org>
27905
27906	* c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
27907	Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
27908	* c-typeck.c (really_start_incremental_init): Likewise.
27909	* target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
27910	(TARGET_INITIALIZER): Remove it.
27911	* target.h (struct target): Remove vector_opaque_p.
27912	* tree.c (build_opaque_vector_type): New.
27913	* tree.h (TYPE_VECTOR_OPAQUE): New.
27914	(build_opaque_vector_type): Declare.
27915	* doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
27916	* config/rs6000/rs6000.c (build_opaque_vector_type,
27917	rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
27918	(rs6000_init_builtins): Use build_opaque_vector_type for
27919	opaque_V4SI_type_node.
27920
279212009-04-15  Catherine Moore  <clm@codesourcery.com>
27922
27923	* debug.h (set_name):  Declare.
27924	* dwarf2out.c (dwarf2out_set_name): Declare.
27925	(dwarf2_debug_hooks): Add set_name.
27926	(find_AT_string): New.
27927	(add_AT_string): Call find_AT_string.
27928	(dwarf2out_set_name): New.
27929	* cp/decl.c (grokdeclarator): Call set_name.
27930	* vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
27931	* debug.c (do_nothing_debug_hooks):  Likewise.
27932	* dbxout.c (dbx_debug_hooks): Likewise.
27933	* sdbout.c (sdb_debug_hooks): Likewise.
27934
279352009-04-15  Michael Eager  <eager@eagercon.com>
27936
27937	* config/rs6000/rs6000.c (rs6000_function_value): Set function return
27938	reg for single-precision FPU.
27939	* config/rs6000/rs6000.md (movsi_internal1): Only for
27940	!TARGET_SINGLE_FPU.
27941	(movsi_internal1_single): New. Add pattern to move SI values to/from
27942	single-precision FP regs.
27943
279442009-04-15  Richard Guenther  <rguenther@suse.de>
27945
27946	* omp-low.c (lower_rec_input_clauses): Build correct address
27947	expressions.
27948	(expand_omp_for_generic): Fix multiplication type.
27949	* tree-loop-distribution.c (build_size_arg): Build a size_t argument.
27950	(generate_memset_zero): Fix types.
27951	* tree-profile.c (prepare_instrumented_value): Correctly
27952	widen a pointer.
27953
279542009-04-15  Ian Lance Taylor  <iant@google.com>
27955
27956	* c.opt (Wenum-compare): Enable for C and Objc.  Initialize to -1.
27957	* c-opts.c (c_common_handle_option): For C, set warn_enum_compare
27958	for -Wall and for -Wc++-compat.
27959	(c_common_post_options): For C++, set warn_enum_compare if not
27960	already set.
27961	* c-tree.h (struct c_expr): Add field original_type.
27962	(build_external_ref): Update declaration.
27963	* c-parser.c (c_parser_braced_init): Set original_type.
27964	(c_parser_initelt): Likewise.
27965	(c_parser_expr_no_commas): Likewise.
27966	(c_parser_conditional_expression): Likewise.
27967	(c_parser_cast_expression): Likewise.
27968	(c_parser_unary_expression): Likewise.  Pull setting of
27969	original_code to top of function.
27970	(c_parser_sizeof_expression): Set original_type.
27971	(c_parser_alignof_expression): Likewise.
27972	(c_parser_postfix_expression): Likewise.  Pull setting of
27973	original_code to top of function.
27974	(c_parser_postfix_expression_after_paren_type): Set original_type.
27975	(c_parser_postfix_expression_after_primary): Likewise.
27976	(c_parser_expression): Likewise.
27977	* c-typeck.c (build_external_ref): Add type parameter.  Change all
27978	callers.
27979	(c_expr_sizeof_expr): Set original_type field.
27980	(parser_build_unary_op): Likewise.
27981	(parser_build_binary_op): Likewise.  Optionally warn about
27982	comparisons of enums of different types.
27983	(digest_init): Set original_type field.
27984	(really_start_incremental_init): Likewise.
27985	(push_init_level, pop_init_level): Likewise.
27986	* doc/invoke.texi (Warning Options): -Wenum-compare now
27987	supported in C.
27988
279892009-04-15  Richard Guenther  <rguenther@suse.de>
27990
27991	* tree-ssa-pre.c (eliminate): When replacing a PHI node carry
27992	out a necessary conversion.
27993	* tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
27994	names we didn't value number.
27995	* tree-mudflap.c (mf_build_check_statement_for): Use correct types.
27996
279972009-04-15  Richard Guenther  <rguenther@suse.de>
27998
27999	PR tree-optimization/39764
28000	* tree-ssa-ccp.c (get_value): Canonicalize value with
28001	canonicalize_float_value.
28002
280032009-04-15  Jan Hubicka  <jh@suse.cz>
28004
28005	* builtins.def (va_start, va_end, va_copy): Fix my previous commit.
28006	Wrong version of patch.
28007
280082009-04-15  Jan Hubicka  <jh@suse.cz>
28009
28010	* builtins.def (va_start, va_end, va_copy): Mark nothrow.
28011
280122009-04-15  Nathan Sidwell  <nathan@codesourcery.com>
28013
28014	* config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
28015	our distinct integral and vector types.
28016
280172009-04-15  Rafael Avila de Espindola  <espindola@google.com>
28018
28019	* class.c (build_vtbl_ref_1): Remove call to assemble_external.
28020	* init.c (build_vtbl_address): Remove call to assemble_external.
28021
280222009-04-14  Daniel Jacobowitz  <dan@codesourcery.com>
28023
28024	* config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
28025	output for other floating point modes.
28026
280272009-04-14  Diego Novillo  <dnovillo@google.com>
28028
28029	* diagnostic.c (diagnostic_report_diagnostic): Do not
28030	warn about loaded plugins for DK_ERROR and DK_WARNING.
28031	* c-decl.c (declspecs_add_type): Move call to
28032	invoke_plugin_callbacks ...
28033	* c-parser.c (c_parser_declspecs): ... here.
28034	* plugin.c (dump_active_plugins): Tidy output.
28035
280362009-04-14  Diego Novillo  <dnovillo@google.com>
28037	    Le-Chun Wu  <lcwu@google.com>
28038
28039	* configure.ac: Add --enable-plugin support.
28040	Define ENABLE_PLUGIN and PLUGINLIBS when specified.
28041	* Makefile.in (PLUGIN_H): Define.
28042	Export ENABLE_PLUGIN and GMPINC to site.exp.
28043	Add PLUGINLIBS to link command.
28044	Add/modify dependencies for plugin.o and files including plugin.h.
28045	(plugin.o): New.
28046	* config.in: Regenerate.
28047
28048	* opts.c (common_handle_option): Handle OPT_fplugin_ and
28049	OPT_fplugin_arg_.
28050
280512009-04-14  Le-Chun Wu  <lcwu@google.com>
28052
28053	* tree-pass.h (register_one_dump_file): Add a prototype for
28054	register_one_dump_file.
28055	* toplev.c (compile_file): Call initialize_plugins.
28056	(do_compile): Call invoke_plugin_callbacks.
28057	(toplev_main): Call invoke_plugin_callbacks.
28058	* common.opt: Add -fplugin= and -fplugin-arg-.
28059	* gcc-plugin.h: New public header file for plugins to include.
28060	* plugin.c: New source file.
28061	* plugin.h: New internal header file.
28062	* passes.c (register_one_dump_file): Make it external.
28063
28064	* c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
28065
280662009-04-14  Diego Novillo  <dnovillo@google.com>
28067
28068	* doc/plugins.texi: New.
28069	* doc/gccint.texi: Add reference to Plugins chapter.
28070	* doc/invoke.texi: Document -fplugin and -fplugin-arg
28071	* diagnostic.c (diagnostic_report_diagnostic): Warn about
28072	loaded plugins, if any.
28073	* timevar.def (TV_PLUGIN_INIT): Define.
28074	(TV_PLUGIN_RUN): Define.
28075	* plugin.c: Include timevar.h
28076	(plugins_active_p): New.
28077	(dump_active_plugins): New.
28078	(debug_active_plugins): New.
28079
280802009-04-14  Joseph Myers  <joseph@codesourcery.com>
28081
28082	* config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
28083	library paths.
28084	* config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
28085
280862009-04-14  Kazu Hirata  <kazu@codesourcery.com>
28087
28088	* config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
28089	the same as a minus without a shift.
28090
280912009-04-14  Nick Clifton  <nickc@redhat.com>
28092
28093	* config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
28094	comparisons with small integers will always produce a short
28095	branch.
28096
280972009-04-14  Rafael Avila de Espindola  <espindola@google.com>
28098
28099	Merge:
28100	2008-12-19  Diego Novillo  <dnovillo@google.com>
28101
28102	* cgraph.c (dump_cgraph_node): Show memory address of NODE.
28103
281042009-04-14  Richard Guenther  <rguenther@suse.de>
28105
28106	* tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
28107	verification.
28108	(verify_gimple_assign_binary): Likewise.  Handle shifts and
28109	rotates correctly.
28110	(verify_gimple_phi): Print the mismatched argument position.
28111	* tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
28112	Fix types.
28113	(vect_update_init_of_dr): Likewise.
28114	* matrix-reorg.c (transform_access_sites): Do what the
28115	comment suggests.
28116	* omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
28117
281182009-04-13  Michael Eager  <eager@eagercon.com>
28119
28120	* config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
28121	_XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
28122	* config/rs6000/xilinx.h: New.  Spec for powerpc-xilinx-eabi
28123	* config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
28124	remove duplicate config
28125
281262009-04-13  Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>
28127
28128	* ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
28129	file_name:line_number type locator of the call site.
28130
281312009-04-13  Vladimir Makarov  <vmakarov@redhat.com>
28132
28133	* genautomata.c: Put blank after comma.
28134	(automaton_decls): New.
28135	(struct unit_usage): Add comments to member next.
28136	(store_alt_unit_usage): Keep the list ordered.
28137	(unit_present_on_list_p, equal_alternatives_p): New.
28138	(check_regexp_units_distribution): Check units distribution
28139	correctness correctly.
28140	(main): Don't write automata if error is found.  Return correct
28141	exit code.
28142
28143	* config/m68k/cf.md (cfv4_ds): Remove.
28144	(cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
28145	cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
28146
28147	* config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
28148	power4-load-ext, power4-store, power4-store-update,
28149	power4-fpstore, power4-fpstore-update, power4-two, power4-three,
28150	power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
28151	power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
28152	power4-sqrt, power4-isync): Modify reservation to make correct
28153	unit distribution to automata.
28154
28155	* config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
28156	power5-store-update, power5-two, power5-three, power5-lmul,
28157	power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
28158
281592009-04-13  Adam Nemet  <anemet@caviumnetworks.com>
28160
28161	* except.c (pass_set_nothrow_function_flags): Set name and add
28162	TODO_dump_func.
28163	(set_nothrow_function_flags): Mention in the dump file when
28164	changing a function to nothrow.
28165
281662009-04-13  Ozkan Sezer  <sezeroz@gmail.com>
28167
28168	PR/39066
28169	* gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
28170	instead of unsigned long.
28171
281722009-04-13  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
28173
28174	* config/arm/arm.c (return_used_this_function): Remove.
28175	(arm_output_function_prologue): Remove use of
28176	return_used_this_function.
28177	(output_return_instruction): Replace use of
28178	return_used_this_function
28179	by cfun->machine->return_used_this_function.
28180	(arm_output_epilogue): Likewise.
28181	(arm_output_function_epilogue): Likewise.
28182	(thumb_unexpanded_epilogue): Likewise.
28183	* config/arm/arm.h (struct machine_function):
28184	New member return_used_this_function.
28185
281862009-04-12  Mark Mitchell  <mark@codesourcery.com>
28187
28188	* doc/install.texi: Correct description of default directory for
28189	--with-gxx-include-dir.
28190
281912009-04-12  Eric Botcazou  <ebotcazou@adacore.com>
28192
28193	* fold-const.c (build_range_check): Properly deal with enumeral and
28194	boolean base types.
28195
281962009-04-12  Steven Bosscher  <steven@gcc.gnu.org>
28197
28198	* doc/invoke.texi (max_gcse_passes): Remove documentation.
28199	* params.def (PARAM_MAX_GCSE_PASSES): Remove.
28200	* params.h (MAX_GCSE_PASSES): Remove.
28201	* gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
28202	in sequence.  Remove ability to run multiple passes.
28203	(bypass_jumps): Report run as third CPROP pass.
28204
282052009-04-12  Adam Nemet  <anemet@caviumnetworks.com>
28206
28207	PR middle-end/39651
28208	* except.c (can_throw_external): Look at each insn in a SEQUENCE
28209	when deciding whether the whole SEQUENCE can throw.
28210
282112009-04-12  Uros Bizjak  <ubizjak@gmail.com>
28212
28213	PR target/39740
28214	* config/alpha/predicates.md (local_symbolic_operand): Return 1 for
28215	offseted label references.
28216
282172009-04-11  Jan Hubicka  <jh@suse.cz>
28218
28219	* tree-ssa-pre.c (eliminate): Fix call of update_stmt.
28220
282212009-04-11  Richard Guenther  <rguenther@suse.de>
28222
28223	PR middle-end/39732
28224	* tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
28225	return variables as TREE_ADDRESSABLE.
28226
282272009-04-11  Richard Guenther  <rguenther@suse.de>
28228
28229	PR tree-optimization/39713
28230	* tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
28231	reference trees have SSA_NAME operands.
28232
282332009-04-11  Richard Guenther  <rguenther@suse.de>
28234
28235	PR c/39712
28236	* c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
28237	address expressions.
28238
282392009-04-11  Dave Korn  <dave.korn.cygwin@gmail.com>
28240
28241	* config/i386/cygwin-stdint.h (INT_LEAST32_TYPE):  Update to
28242	match changes in Cygwin 1.7
28243	(UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
28244	UINT_FAST16_TYPE, UINT_FAST32_TYPE):  Likewise.
28245
282462009-04-10  Paolo Bonzini  <bonzini@gnu.org>
28247
28248	PR tree-optimization/39701
28249	* doc/invoke.texi (Optimization Options): Document change in
28250	meaning and initialization of -fdelete-null-pointer-checks.
28251
282522009-04-10  H.J. Lu  <hongjiu.lu@intel.com>
28253
28254	PR middle-end/39701
28255	* common.opt (-fdelete-null-pointer-checks): Initialize to 1.
28256
28257	* opts.c (decode_options): Don't set flag_delete_null_pointer_checks
28258	here.
28259
28260	* doc/invoke.texi: Update -fdelete-null-pointer-checks.
28261
282622009-04-10  Chao-ying Fu  <fu@mips.com>
28263
28264	* doc/tm.texi (Instruction Output): Document
28265	TARGET_ASM_FINAL_POSTSCAN_INSN.
28266	* target.h (final_postscan_insn): New field in asm_out.
28267	* target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
28268	(TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
28269	* final.c (final_scan_insn): Call
28270	targetm.asm_out.final_postscan_insn after outputting
28271	an asm macro and a normal instruction.
28272
28273	* config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
28274	* config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
28275	* config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
28276	(mips_final_prescan_insn, mips_final_postscan_insn): New functions.
28277	(TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
28278
282792009-04-10  Paolo Bonzini  <bonzini@gnu.org>
28280
28281	PR middle-end/39701
28282	* fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
28283	variables as non-NULL even with -fdelete-null-pointer-checks.
28284
282852009-04-10  H.J. Lu  <hongjiu.lu@intel.com>
28286
28287	* config/rs6000/darwin-vecsave.asm: Remove extra "*/".
28288
282892009-04-09  H.J. Lu  <hongjiu.lu@intel.com>
28290
28291	PR target/39678
28292	* config/i386/i386.c (classify_argument): Handle SCmode with
28293	(bit_offset % 64) != 0.
28294
282952009-04-09  Sandra Loosemore  <sandra@codesourcery.com>
28296
28297	* doc/invoke.texi (Optimize Options): Add cross-reference to
28298	-Q --help=optimizers examples.
28299
283002009-04-10  Ben Elliston  <bje@au.ibm.com>
28301
28302	PR target/36800
28303	* config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
28304	regalign for the reg == fpr and TDmode case.
28305
283062009-04-09  David Ayers  <ayers@fsfe.org>
28307
28308	PR objc/29200
28309	* objc/objc-act.c (warn_with_method): Remove helper function.
28310	(check_duplicates): Call warning and inform directly.
28311	(really_start_method): Likewise.
28312
283132009-04-09  Paolo Bonzini  <bonzini@gnu.org>
28314
28315	* expmed.c (expand_divmod): Always use a comparison for a division
28316	by a large unsigned integer.
28317
28318	* fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
28319	for things others than variables or functions as nonzero.
28320
283212009-04-09  Nick Clifton  <nickc@redhat.com>
28322
28323	* unwind-compat.c: Change copyright header to refer to version
28324	3 of the GNU General Public License with version 3.1 of the
28325	GCC Runtime Library Exception and to point readers at the
28326	COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
28327	* config/alpha/crtfastmath.c: Likewise.
28328	* config/alpha/linux-unwind.h: Likewise.
28329	* config/alpha/qrnnd.asm: Likewise.
28330	* config/alpha/vms-crt0-64.c: Likewise.
28331	* config/alpha/vms-crt0.c: Likewise.
28332	* config/alpha/vms-dwarf2.asm: Likewise.
28333	* config/alpha/vms-dwarf2eh.asm: Likewise.
28334	* config/alpha/vms-psxcrt0-64.c: Likewise.
28335	* config/alpha/vms-psxcrt0.c: Likewise.
28336	* config/alpha/vms_tramp.asm: Likewise.
28337	* config/arc/initfini.c: Likewise.
28338	* config/arc/lib1funcs.asm: Likewise.
28339	* config/arm/bpabi-v6m.S: Likewise.
28340	* config/arm/bpabi.S: Likewise.
28341	* config/arm/bpabi.c: Likewise.
28342	* config/arm/crti.asm: Likewise.
28343	* config/arm/crtn.asm: Likewise.
28344	* config/arm/ieee754-df.S: Likewise.
28345	* config/arm/ieee754-sf.S: Likewise.
28346	* config/arm/lib1funcs.asm: Likewise.
28347	* config/arm/libunwind.S: Likewise.
28348	* config/arm/linux-atomic.c: Likewise.
28349	* config/arm/mmintrin.h: Likewise.
28350	* config/arm/pr-support.c: Likewise.
28351	* config/arm/unaligned-funcs.c: Likewise.
28352	* config/arm/unwind-arm.c: Likewise.
28353	* config/arm/unwind-arm.h: Likewise.
28354	* config/avr/libgcc.S: Likewise.
28355	* config/bfin/crti.s: Likewise.
28356	* config/bfin/crtlibid.s: Likewise.
28357	* config/bfin/crtn.s: Likewise.
28358	* config/bfin/lib1funcs.asm: Likewise.
28359	* config/bfin/linux-unwind.h: Likewise.
28360	* config/cris/arit.c: Likewise.
28361	* config/cris/cris_abi_symbol.c: Likewise.
28362	* config/darwin-64.c: Likewise.
28363	* config/darwin-crt2.c: Likewise.
28364	* config/darwin-crt3.c: Likewise.
28365	* config/darwin.h: Likewise.
28366	* config/dbxelf.h: Likewise.
28367	* config/dfp-bit.c: Likewise.
28368	* config/dfp-bit.h: Likewise.
28369	* config/elfos.h: Likewise.
28370	* config/fixed-bit.c: Likewise.
28371	* config/fixed-bit.h: Likewise.
28372	* config/fp-bit.c: Likewise.
28373	* config/fp-bit.h: Likewise.
28374	* config/fr30/crti.asm: Likewise.
28375	* config/fr30/crtn.asm: Likewise.
28376	* config/fr30/lib1funcs.asm: Likewise.
28377	* config/freebsd-spec.h: Likewise.
28378	* config/frv/cmovd.c: Likewise.
28379	* config/frv/cmovh.c: Likewise.
28380	* config/frv/cmovw.c: Likewise.
28381	* config/frv/frvbegin.c: Likewise.
28382	* config/frv/frvend.c: Likewise.
28383	* config/frv/lib1funcs.asm: Likewise.
28384	* config/glibc-stdint.h: Likewise.
28385	* config/h8300/clzhi2.c: Likewise.
28386	* config/h8300/crti.asm: Likewise.
28387	* config/h8300/crtn.asm: Likewise.
28388	* config/h8300/ctzhi2.c: Likewise.
28389	* config/h8300/fixunssfsi.c: Likewise.
28390	* config/h8300/lib1funcs.asm: Likewise.
28391	* config/h8300/parityhi2.c: Likewise.
28392	* config/h8300/popcounthi2.c: Likewise.
28393	* config/i386/ammintrin.h: Likewise.
28394	* config/i386/att.h: Likewise.
28395	* config/i386/avxintrin.h: Likewise.
28396	* config/i386/biarch64.h: Likewise.
28397	* config/i386/bmmintrin.h: Likewise.
28398	* config/i386/cpuid.h: Likewise.
28399	* config/i386/cross-stdarg.h: Likewise.
28400	* config/i386/crtfastmath.c: Likewise.
28401	* config/i386/crtprec.c: Likewise.
28402	* config/i386/cygming-crtbegin.c: Likewise.
28403	* config/i386/cygming-crtend.c: Likewise.
28404	* config/i386/cygwin.asm: Likewise.
28405	* config/i386/emmintrin.h: Likewise.
28406	* config/i386/gmm_malloc.h: Likewise.
28407	* config/i386/gthr-win32.c: Likewise.
28408	* config/i386/i386.h: Likewise.
28409	* config/i386/immintrin.h: Likewise.
28410	* config/i386/linux-unwind.h: Likewise.
28411	* config/i386/linux64.h: Likewise.
28412	* config/i386/mm3dnow.h: Likewise.
28413	* config/i386/mmintrin-common.h: Likewise.
28414	* config/i386/mmintrin.h: Likewise.
28415	* config/i386/nmmintrin.h: Likewise.
28416	* config/i386/pmm_malloc.h: Likewise.
28417	* config/i386/pmmintrin.h: Likewise.
28418	* config/i386/smmintrin.h: Likewise.
28419	* config/i386/sol2-c1.asm: Likewise.
28420	* config/i386/sol2-ci.asm: Likewise.
28421	* config/i386/sol2-cn.asm: Likewise.
28422	* config/i386/sol2-gc1.asm: Likewise.
28423	* config/i386/tmmintrin.h: Likewise.
28424	* config/i386/unix.h: Likewise.
28425	* config/i386/w32-unwind.h: Likewise.
28426	* config/i386/wmmintrin.h: Likewise.
28427	* config/i386/x86-64.h: Likewise.
28428	* config/i386/x86intrin.h: Likewise.
28429	* config/i386/xmmintrin.h: Likewise.
28430	* config/ia64/crtbegin.asm: Likewise.
28431	* config/ia64/crtend.asm: Likewise.
28432	* config/ia64/crtfastmath.c: Likewise.
28433	* config/ia64/crti.asm: Likewise.
28434	* config/ia64/crtn.asm: Likewise.
28435	* config/ia64/fde-glibc.c: Likewise.
28436	* config/ia64/lib1funcs.asm: Likewise.
28437	* config/ia64/linux-unwind.h: Likewise.
28438	* config/ia64/quadlib.c: Likewise.
28439	* config/ia64/unwind-ia64.c: Likewise.
28440	* config/linux.h: Likewise.
28441	* config/m32c/m32c-lib1.S: Likewise.
28442	* config/m32c/m32c-lib2-trapv.c: Likewise.
28443	* config/m32c/m32c-lib2.c: Likewise.
28444	* config/m32r/initfini.c: Likewise.
28445	* config/m68hc11/larith.asm: Likewise.
28446	* config/m68hc11/m68hc11-crt0.S: Likewise.
28447	* config/m68k/cf.md: Likewise.
28448	* config/m68k/crti.s: Likewise.
28449	* config/m68k/crtn.s: Likewise.
28450	* config/m68k/lb1sf68.asm: Likewise.
28451	* config/m68k/linux-unwind.h: Likewise.
28452	* config/mcore/crti.asm: Likewise.
28453	* config/mcore/crtn.asm: Likewise.
28454	* config/mcore/lib1.asm: Likewise.
28455	* config/mips/linux-unwind.h: Likewise.
28456	* config/mips/loongson.h: Likewise.
28457	* config/mips/mips16.S: Likewise.
28458	* config/mmix/crti.asm: Likewise.
28459	* config/mmix/crtn.asm: Likewise.
28460	* config/pa/fptr.c: Likewise.
28461	* config/pa/hpux-unwind.h: Likewise.
28462	* config/pa/lib2funcs.asm: Likewise.
28463	* config/pa/linux-atomic.c: Likewise.
28464	* config/pa/linux-unwind.h: Likewise.
28465	* config/pa/milli64.S: Likewise.
28466	* config/pa/quadlib.c: Likewise.
28467	* config/pa/stublib.c: Likewise.
28468	* config/picochip/libgccExtras/adddi3.asm: Likewise.
28469	* config/picochip/libgccExtras/ashlsi3.asm: Likewise.
28470	* config/picochip/libgccExtras/ashlsi3.c: Likewise.
28471	* config/picochip/libgccExtras/ashrsi3.asm: Likewise.
28472	* config/picochip/libgccExtras/ashrsi3.c: Likewise.
28473	* config/picochip/libgccExtras/cmpsi2.asm: Likewise.
28474	* config/picochip/libgccExtras/divmod15.asm: Likewise.
28475	* config/picochip/libgccExtras/divmodhi4.asm: Likewise.
28476	* config/picochip/libgccExtras/divmodsi4.asm: Likewise.
28477	* config/picochip/libgccExtras/longjmp.asm: Likewise.
28478	* config/picochip/libgccExtras/lshrsi3.asm: Likewise.
28479	* config/picochip/libgccExtras/lshrsi3.c: Likewise.
28480	* config/picochip/libgccExtras/parityhi2.asm: Likewise.
28481	* config/picochip/libgccExtras/popcounthi2.asm: Likewise.
28482	* config/picochip/libgccExtras/setjmp.asm: Likewise.
28483	* config/picochip/libgccExtras/subdi3.asm: Likewise.
28484	* config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
28485	* config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
28486	* config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
28487	* config/rs6000/750cl.h: Likewise.
28488	* config/rs6000/altivec.h: Likewise.
28489	* config/rs6000/biarch64.h: Likewise.
28490	* config/rs6000/crtresfpr.asm: Likewise.
28491	* config/rs6000/crtresgpr.asm: Likewise.
28492	* config/rs6000/crtresxfpr.asm: Likewise.
28493	* config/rs6000/crtresxgpr.asm: Likewise.
28494	* config/rs6000/crtsavfpr.asm: Likewise.
28495	* config/rs6000/crtsavgpr.asm: Likewise.
28496	* config/rs6000/darwin-asm.h: Likewise.
28497	* config/rs6000/darwin-fallback.c: Likewise.
28498	* config/rs6000/darwin-fpsave.asm: Likewise.
28499	* config/rs6000/darwin-ldouble.c: Likewise.
28500	* config/rs6000/darwin-tramp.asm: Likewise.
28501	* config/rs6000/darwin-unwind.h: Likewise.
28502	* config/rs6000/darwin-vecsave.asm: Likewise.
28503	* config/rs6000/darwin-world.asm: Likewise.
28504	* config/rs6000/e500crtres32gpr.asm: Likewise.
28505	* config/rs6000/e500crtres64gpr.asm: Likewise.
28506	* config/rs6000/e500crtres64gprctr.asm: Likewise.
28507	* config/rs6000/e500crtrest32gpr.asm: Likewise.
28508	* config/rs6000/e500crtrest64gpr.asm: Likewise.
28509	* config/rs6000/e500crtresx32gpr.asm: Likewise.
28510	* config/rs6000/e500crtresx64gpr.asm: Likewise.
28511	* config/rs6000/e500crtsav32gpr.asm: Likewise.
28512	* config/rs6000/e500crtsav64gpr.asm: Likewise.
28513	* config/rs6000/e500crtsav64gprctr.asm: Likewise.
28514	* config/rs6000/e500crtsavg32gpr.asm: Likewise.
28515	* config/rs6000/e500crtsavg64gpr.asm: Likewise.
28516	* config/rs6000/e500crtsavg64gprctr.asm: Likewise.
28517	* config/rs6000/eabi-ci.asm: Likewise.
28518	* config/rs6000/eabi-cn.asm: Likewise.
28519	* config/rs6000/eabi.asm: Likewise.
28520	* config/rs6000/linux-unwind.h: Likewise.
28521	* config/rs6000/linux64.h: Likewise.
28522	* config/rs6000/paired.h: Likewise.
28523	* config/rs6000/paired.md: Likewise.
28524	* config/rs6000/ppc64-fp.c: Likewise.
28525	* config/rs6000/ppu_intrinsics.h: Likewise.
28526	* config/rs6000/rs6000.h: Likewise.
28527	* config/rs6000/si2vmx.h: Likewise.
28528	* config/rs6000/sol-ci.asm: Likewise.
28529	* config/rs6000/sol-cn.asm: Likewise.
28530	* config/rs6000/spe.h: Likewise.
28531	* config/rs6000/spu2vmx.h: Likewise.
28532	* config/rs6000/sysv4.h: Likewise.
28533	* config/rs6000/tramp.asm: Likewise.
28534	* config/rs6000/vec_types.h: Likewise.
28535	* config/s390/linux-unwind.h: Likewise.
28536	* config/s390/tpf-unwind.h: Likewise.
28537	* config/score/crti.asm: Likewise.
28538	* config/score/crtn.asm: Likewise.
28539	* config/sh/crt1.asm: Likewise.
28540	* config/sh/crti.asm: Likewise.
28541	* config/sh/crtn.asm: Likewise.
28542	* config/sh/divtab-sh4-300.c: Likewise.
28543	* config/sh/divtab-sh4.c: Likewise.
28544	* config/sh/divtab.c: Likewise.
28545	* config/sh/lib1funcs-4-300.asm: Likewise.
28546	* config/sh/lib1funcs-Os-4-200.asm: Likewise.
28547	* config/sh/lib1funcs.asm: Likewise.
28548	* config/sh/lib1funcs.h: Likewise.
28549	* config/sh/linux-atomic.asm: Likewise.
28550	* config/sh/linux-unwind.h: Likewise.
28551	* config/sh/shmedia.h: Likewise.
28552	* config/sh/sshmedia.h: Likewise.
28553	* config/sh/ushmedia.h: Likewise.
28554	* config/sparc/crtfastmath.c: Likewise.
28555	* config/sparc/linux-unwind.h: Likewise.
28556	* config/sparc/sol2-c1.asm: Likewise.
28557	* config/sparc/sol2-ci.asm: Likewise.
28558	* config/sparc/sol2-cn.asm: Likewise.
28559	* config/spu/divmodti4.c: Likewise.
28560	* config/spu/divv2df3.c: Likewise.
28561	* config/spu/float_disf.c: Likewise.
28562	* config/spu/float_unsdidf.c: Likewise.
28563	* config/spu/float_unsdisf.c: Likewise.
28564	* config/spu/float_unssidf.c: Likewise.
28565	* config/spu/mfc_multi_tag_release.c: Likewise.
28566	* config/spu/mfc_multi_tag_reserve.c: Likewise.
28567	* config/spu/mfc_tag_release.c: Likewise.
28568	* config/spu/mfc_tag_reserve.c: Likewise.
28569	* config/spu/mfc_tag_table.c: Likewise.
28570	* config/spu/multi3.c: Likewise.
28571	* config/spu/spu_internals.h: Likewise.
28572	* config/spu/spu_intrinsics.h: Likewise.
28573	* config/spu/spu_mfcio.h: Likewise.
28574	* config/spu/vec_types.h: Likewise.
28575	* config/spu/vmx2spu.h: Likewise.
28576	* config/stormy16/stormy16-lib2.c: Likewise.
28577	* config/svr4.h: Likewise.
28578	* config/sync.c: Likewise.
28579	* config/v850/lib1funcs.asm: Likewise.
28580	* config/vxlib-tls.c: Likewise.
28581	* config/vxlib.c: Likewise.
28582	* config/vxworks-dummy.h: Likewise.
28583	* config/xtensa/crti.asm: Likewise.
28584	* config/xtensa/crtn.asm: Likewise.
28585	* config/xtensa/ieee754-df.S: Likewise.
28586	* config/xtensa/ieee754-sf.S: Likewise.
28587	* config/xtensa/lib1funcs.asm: Likewise.
28588	* config/xtensa/lib2funcs.S: Likewise.
28589	* config/xtensa/linux-unwind.h: Likewise.
28590	* config/xtensa/unwind-dw2-xtensa.c: Likewise.
28591	* config/xtensa/unwind-dw2-xtensa.h: Likewise.
28592	* coretypes.h: Likewise.
28593	* crtstuff.c: Likewise.
28594	* defaults.h: Likewise.
28595	* dwarf2.h: Likewise.
28596	* emutls.c: Likewise.
28597	* gbl-ctors.h: Likewise.
28598	* gcov-io.h: Likewise.
28599	* ginclude/float.h: Likewise.
28600	* ginclude/iso646.h: Likewise.
28601	* ginclude/stdarg.h: Likewise.
28602	* ginclude/stdbool.h: Likewise.
28603	* ginclude/stddef.h: Likewise.
28604	* ginclude/stdfix.h: Likewise.
28605	* ginclude/stdint-gcc.h: Likewise.
28606	* ginclude/tgmath.h: Likewise.
28607	* gthr-aix.h: Likewise.
28608	* gthr-dce.h: Likewise.
28609	* gthr-gnat.c: Likewise.
28610	* gthr-gnat.h: Likewise.
28611	* gthr-lynx.h: Likewise.
28612	* gthr-mipssde.h: Likewise.
28613	* gthr-nks.h: Likewise.
28614	* gthr-posix.c: Likewise.
28615	* gthr-posix.h: Likewise.
28616	* gthr-posix95.h: Likewise.
28617	* gthr-rtems.h: Likewise.
28618	* gthr-single.h: Likewise.
28619	* gthr-solaris.h: Likewise.
28620	* gthr-tpf.h: Likewise.
28621	* gthr-vxworks.h: Likewise.
28622	* gthr-win32.h: Likewise.
28623	* gthr.h: Likewise.
28624	* libgcc2.c: Likewise.
28625	* libgcc2.h: Likewise.
28626	* libgcov.c: Likewise.
28627	* tsystem.h: Likewise.
28628	* typeclass.h: Likewise.
28629	* unwind-c.c: Likewise.
28630	* unwind-compat.h: Likewise.
28631	* unwind-dw2-fde-compat.c: Likewise.
28632	* unwind-dw2-fde-darwin.c: Likewise.
28633	* unwind-dw2-fde-glibc.c: Likewise.
28634	* unwind-dw2-fde.c: Likewise.
28635	* unwind-dw2-fde.h: Likewise.
28636	* unwind-dw2.c: Likewise.
28637	* unwind-dw2.h: Likewise.
28638	* unwind-generic.h: Likewise.
28639	* unwind-pe.h: Likewise.
28640	* unwind-sjlj.c: Likewise.
28641	* unwind.inc: Likewise.
28642	* config/arm/neon-gen.ml: Change generated copyright header to
28643	refer to version 3 of the GNU General Public License with
28644	version 3.1 of the GCC Runtime Library Exception and to point
28645	readers at the COPYING3 and COPYING3.RUNTIME files and the
28646	FSF's license web page.
28647	* config/arm/arm_neon.h: Regenerate.
28648
286492009-04-09  Jakub Jelinek  <jakub@redhat.com>
28650
28651	* config/cris/cris.md: Change copyright header to refer to version
28652	3 of the GNU General Public License.
28653	* doc/install.texi2html: Change copyright header to refer to version
28654	3 of the GNU General Public License and to point readers at the
28655	COPYING3 file and the FSF's license web page.
28656	* config/vax/linux.h: Likewise.
28657
286582009-04-09  Paolo Bonzini  <bonzini@gnu.org>
28659
28660	* config/i386/i386.md (cmpcc): New.
28661	* config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
28662	(sync_compare_and_swap_cc*): Delete.
28663
28664	* config/s390/s390.c (s390_compare_emitted): Remove.
28665	(s390_emit_compare): Handle MODE_CC s390_compare_op0 like
28666	s390_compare_emitted used to be handled.  Assert that modes match.
28667	(s390_emit_compare_and_swap): Use s390_emit_compare, do not
28668	refer to sync_compare_and_swap_ccsi.
28669	* config/s390/s390.h (s390_compare_emitted): Remove.
28670	* config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
28671	instead of s390_compare_emitted.
28672	(stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
28673	instead of s390_compare_emitted.
28674	* config/s390/s390.md (cmpcc): New.
28675	(sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
28676	CC_REGNUM, do not pretend it's set.
28677	(sync_compare_and_swap_cc*): Delete.
28678	* config/s390/predicates.md (cc_reg_operand): New.
28679
28680	* expr.c (sync_compare_and_swap_cc): Delete.
28681	* optabs.h (sync_compare_and_swap_cc): Delete.
28682	* optabs.c (prepare_cmp_insn): Ignore which specific CCmode
28683	is being used with can_compare_p.
28684	(emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
28685	(find_cc_set): New.
28686	(expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
28687	look for a MODE_CC set instead.  Use emit_store_flag.
28688	(expand_compare_and_swap_loop): Likewise, with some additional
28689	complication to avoid a force_reg when useless.  Use
28690	emit_cmp_and_jump_insns.
28691	* genopinit.c (optabs): Delete sync_compare_and_swap_cc.
28692	* doc/md.texi (sync_compare_and_swap_cc): Merge with
28693	sync_compare_and_swap documentation.
28694
286952009-04-09  Jan Hubicka  <jh@suse.cz>
28696
28697	* except.c (find_prev_try): Break out from ....
28698	(duplicate_eh_regions): ... here; properly update prev_try pointers
28699	when duplication part of tree.
28700	(dump_eh_tree): Improve dumping.
28701	(verify_eh_region): New.
28702	(verify_eh_tree): Use it.
28703
287042009-04-06  Richard Guenther  <rguenther@suse.de>
28705
28706	* c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
28707	&ARRAY addresses by adjusting their types and prepending
28708	a conversion.
28709	* tree-cfg.c (verify_gimple_assign_single): Verify that
28710	addresses are correct.
28711
287122009-04-09  Richard Guenther  <rguenther@suse.de>
28713
28714	* tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
28715	indices into an array reference if possible.
28716	* tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
28717	Fold POINTER_PLUS_EXPR statements with invariant address.
28718
287192009-04-09  Alan Modra  <amodra@bigpond.net.au>
28720
28721	PR target/39634
28722	* config.gcc (powerpc64-*-linux*): Always build biarch.
28723
287242009-04-09  Joseph Myers  <joseph@codesourcery.com>
28725
28726	PR c/39613
28727	* c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
28728	it and pedwarn if this results in an INTEGER_CST.
28729
287302009-04-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
28731
28732	* doc/install.texi: Update minimum GMP version.  Remove obsolete
28733	text in MPFR section.
28734
287352009-04-08  Jakub Jelinek  <jakub@redhat.com>
28736
28737	* dwarf2out.c (class_scope_p): New static inline.
28738	(class_or_namespace_scope_p): Use it.
28739	(gen_variable_die): Use DW_TAG_member tag for static data member
28740	declarations instead of DW_TAG_variable.
28741
28742	PR middle-end/39573
28743	* omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
28744	variables.
28745
287462009-04-08  Richard Guenther  <rguenther@suse.de>
28747
28748	* tree-ssa-sccvn.c (valueize_refs): Do not continue to
28749	valueize random data.
28750
287512009-04-08  David Edelsohn  <edelsohn@gnu.org>
28752
28753	* config.gcc (aix tm_file):  Add aix-stdint.h.
28754	(aix tm clause use_gcc_stdint):  Set to wrap.
28755	* config/rs6000/aix-stdint.h:  New file.
28756
287572009-04-08  Richard Guenther  <rguenther@suse.de>
28758
28759	PR middle-end/36291
28760	* tree-dfa.c (add_referenced_var): Do not recurse into
28761	global initializers.
28762	* tree-ssa-ccp.c (get_symbol_constant_value): Add newly
28763	exposed variables.
28764	(fold_const_aggregate_ref): Likewise.
28765
287662009-04-08  Paolo Bonzini  <bonzini@gnu.org>
28767
28768	* recog.c (ordered_comparison_operator): New.
28769	* gensupport.c (std_preds): Add it.
28770	* doc/md.texi (Machine-Independent Predicates): Document it.
28771
287722009-04-08  Jan Hubicka  <jh@suse.cz>
28773
28774	* tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
28775	* function.h (rtl_eh): Remove exception_handler_label_map.
28776	* except.c (ehl_hash, ehl_eq, add_ehl_entry,
28777	remove_exception_handler_label, for_each_eh_label_1): Remove.
28778	(rtl_remove_unreachable_regions): Remove.
28779	(convert_from_eh_region_ranges): Do not remove unreachable regions.
28780	(find_exception_handler_labels): Don't build the hashtable.
28781	(maybe_remove_eh_handler): Remove.
28782	(for_each_eh_label): Rewrite to walk the tree.
28783	(rest_of_handle_eh): Do not cleanup cfg prior EH construction.
28784	* except.h (maybe_remove_eh_handler): Remove.
28785	* passes.c (init_optimization_passes): Schedule second EH cleanup
28786	before out-of-ssa.
28787	* cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
28788	cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
28789
287902009-04-08  Paolo Bonzini  <bonzini@gnu.org>
28791
28792	* genoutput.c (validate_optab_operands): New.
28793	(gen_insn, gen_expand): Call it.
28794
28795	* genflags.c (gen_insn): Detect misused iterators.
28796	(main): Pass line_no to gen_insn, exit with status 1 on error.
28797
28798	* genextract.c (line_no): Make global.
28799	(VEC_safe_set_locstr): Change assertion to error message.
28800	(main): Exit with status 1 on error.
28801
288022009-04-08  Joseph Myers  <joseph@codesourcery.com>
28803
28804	PR c/39614
28805	PR c/39673
28806	* c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
28807	C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
28808	EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
28809	* c-convert.c (convert): Do not call fold on results of conversion
28810	functions when the result is a C_MAYBE_CONST_EXPR.
28811	* c-parser.c (c_parser_postfix_expression): Do not fold condition
28812	of __builtin_choose_expr.
28813	* c-typeck.c (remove_c_maybe_const_expr): New.
28814	(build_unary_op, build_conditional_expr, build_compound_expr,
28815	build_binary_op, c_objc_common_truthvalue_conversion): Call
28816	remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
28817	integer operands.
28818
288192009-04-08  Bingfeng Mei  <bmei@broadcom.com>
28820
28821	* fold-const.c (const_binop): Combine two VECTOR_CST under operation
28822	CODE to produce a new one. Add a prototype to use fold_convert_const
28823
288242009-04-08  Danny Smith  <dannysmith@users.sourceforge.net>
28825
28826	PR bootstrap/39660
28827	* config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
28828	mix declarations and code.
28829
288302009-04-08  Ben Elliston  <bje@au.ibm.com>
28831
28832	* gcc.c: Replace `CC' with `GCC' throughout.
28833
288342009-04-07  H.J. Lu  <hongjiu.lu@intel.com>
28835
28836	* doc/invoke.texi: Document Atom support.
28837
288382009-04-07  Jason Merrill  <jason@redhat.com>
28839
28840	PR c++/25185
28841	* c-common.h, c-common.c: Add flag_pretty_templates.
28842	* c-opts.c (c_common_handle_option): Set it.
28843	* c.opt: Add -fno-pretty-templates.
28844	* doc/invoke.texi (C++ Dialect Options): Likewise.
28845
288462009-04-07  Uros Bizjak  <ubizjak@gmail.com>
28847
28848	* config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
28849	(ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
28850	(ia64_expand_builtin): Likewise.
28851
288522009-04-07  Martin Jambor  <mjambor@suse.cz>
28853
28854	* tree-ssa-alias.c (refs_may_alias_p_1): Check for
28855	is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
28856	ADDR_EXPRS are include too.
28857
288582009-04-07  Richard Guenther  <rguenther@suse.de>
28859
28860	* tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
28861	decls are only used if passes as parameters or if they are
28862	local statics and the call is not to a builtin.
28863	(call_may_clobber_ref_p_1): Likewise.
28864
288652009-04-07  Paolo Bonzini  <bonzini@gnu.org>
28866
28867	* expr.c (do_store_flag): Remove last argument.  Simplify code
28868	to avoid duplication of tests already done by can_compare_p.
28869	(expand_expr_real_1): Adjust caller.
28870
288712009-04-07  Paolo Bonzini  <bonzini@gnu.org>
28872
28873	* optabs.c (can_compare_p): Test the predicate of a
28874	cbranch and cstore pattern.
28875
288762009-04-07  Paolo Bonzini  <bonzini@gnu.org>
28877
28878	* expr.c (convert_move): Use emit_store_flag instead of
28879	"emulating" it.
28880
288812009-04-07  Paolo Bonzini  <bonzini@gnu.org>
28882
28883	* config/i386/i386.c (ix86_compare_emitted): Remove.
28884	(ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
28885	ix86_compare_op0 like ix86_compare_emitted used to be handled.
28886	* config/i386/i386.h (ix86_compare_emitted): Remove.
28887	* config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
28888	instead of ix86_compare_emitted.
28889	* config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
28890
288912009-04-07  Andrew Stubbs  <ams@codesourcery.com>
28892
28893	* config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
28894	Add t-sysroot-suffix to tmake_file.
28895	* config/print-sysroot-suffix.sh: New file.
28896	* config/t-sysroot-suffix: New file.
28897
288982009-04-07  Ben Elliston  <bje@au.ibm.com>
28899
28900	* libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
28901	as the latter produces a warning when the target does not support
28902	infinity.
28903
289042009-04-07  Ben Elliston  <bje@au.ibm.com>
28905
28906	* dfp.c: Replace type punning assignments with memcpy throughout.
28907	* Makefile.in (dfp.o-warn): Remove.
28908
289092009-04-07  Alan Modra  <amodra@bigpond.net.au>
28910
28911	PR target/39634
28912	* config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
28913	Include soft-fp/t-softfp after rs6000/t-linux64.
28914
289152009-04-06  Eric Botcazou  <ebotcazou@adacore.com>
28916
28917	* stor-layout.c (set_sizetype): Use the full precision of their
28918	machine mode for bitsize types.
28919
289202009-04-06  H.J. Lu  <hongjiu.lu@intel.com>
28921
28922	* config/i386/i386.md: Revert 2 accidental checkins.
28923
289242009-04-06  Joey Ye  <joey.ye@intel.com>
28925	    Xuepeng Guo  <xuepeng.guo@intel.com>
28926	    H.J. Lu  <hongjiu.lu@intel.com>
28927
28928	Atom pipeline model, tuning and insn selection.
28929	* config.gcc (atom): Add atom config options and target.
28930
28931	* config/i386/atom.md: New.
28932
28933	* config/i386/i386.c (atom_cost): New cost.
28934	(m_ATOM): New macro flag.
28935	(initial_ix86_tune_features): Set m_ATOM.
28936	(x86_accumulate_outgoing_args): Likewise.
28937	(x86_arch_always_fancy_math_387): Likewise.
28938	(processor_target): Add Atom cost.
28939	(cpu_names): Add Atom cpu name.
28940	(override_options): Set Atom ISA.
28941	(ix86_issue_rate): New case PROCESSOR_ATOM.
28942	(ix86_adjust_cost): Likewise.
28943
28944	* config/i386/i386.h (TARGET_ATOM): New target macro.
28945	(ix86_tune_indices): Add X86_TUNE_OPT_AGU.
28946	(TARGET_OPT_AGU): New target option.
28947	(target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
28948	(processor_type): Add PROCESSOR_ATOM.
28949
28950	* config/i386/i386.md (cpu): Add new value "atom".
28951	(use_carry, movu): New attr.
28952	(atom.md): Include atom.md.
28953	(adddi3_carry_rex64): Set attr "use_carry".
28954	(addqi3_carry): Likewise.
28955	(addhi3_carry): Likewise.
28956	(addsi3_carry): Likewise.
28957	(*addsi3_carry_zext): Likewise.
28958	(subdi3_carry_rex64): Likewise.
28959	(subqi3_carry): Likewise.
28960	(subhi3_carry): Likewise.
28961	(subsi3_carry): Likewise.
28962	(x86_movdicc_0_m1_rex64): Likewise.
28963	(*x86_movdicc_0_m1_se): Likewise.
28964	(x86_movsicc_0_m1): Likewise.
28965	(*x86_movsicc_0_m1_se): Likewise.
28966	(*adddi_1_rex64): Emit add insn as much as possible.
28967	(*addsi_1): Likewise.
28968	(return_internal): Set atom_unit.
28969	(return_internal_long): Likewise.
28970	(return_pop_internal): Likewise.
28971	(*rcpsf2_sse): Set atom_sse_attr attr.
28972	(*qrt<mode>2_sse): Likewise.
28973	(*prefetch_sse): Likewise.
28974
28975	* config/i386/i386-c.c (ix86_target_macros_internal): New case
28976	PROCESSOR_ATOM.
28977	(ix86_target_macros_internal): Likewise.
28978
28979	* config/i386/sse.md (cpu): Set attr "atom_sse_attr".
28980	(*prefetch_sse_rex): Likewise.
28981	(sse_rcpv4sf2): Likewise.
28982	(sse_vmrcpv4sf2): Likewise.
28983	(sse_sqrtv4sf2): Likewise.
28984	(<sse>_vmsqrt<mode>2): Likewise.
28985	(sse_ldmxcsr): Likewise.
28986	(sse_stmxcsr): Likewise.
28987	(*sse_sfence): Likewise.
28988	(sse2_clflush): Likewise.
28989	(*sse2_mfence): Likewise.
28990	(*sse2_lfence): Likewise.
28991	(avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
28992	(<sse>_movup<ssemodesuffixf2c>): Likewise.
28993	(avx_movdqu<avxmodesuffix>): Likewise.
28994	(avx_lddqu<avxmodesuffix>): Likewise.
28995	(sse2_movntv2di): Change attr "type" to "ssemov".
28996	(sse2_movntsi): Likewise.
28997	(rsqrtv8sf2): Change attr "type" to "sseadd".
28998	(sse3_addsubv2df3): Set attr "atom_unit".
28999	(sse3_h<plusminus_insn>v4sf3): Likewise.
29000	(*sse2_pmaddwd): Likewise.
29001	(*vec_extractv2di_1_rex64): Likewise.
29002	(*vec_extractv2di_1_avx): Likewise.
29003	(sse2_psadbw): Likewise.
29004	(ssse3_phaddwv8hi3): Likewise.
29005	(ssse3_phaddwv4hi3): Likewise.
29006	(ssse3_phadddv4si3): Likewise.
29007	(ssse3_phadddv2si3): Likewise.
29008	(ssse3_phaddswv8hi3): Likewise.
29009	(ssse3_phaddswv4hi3): Likewise.
29010	(ssse3_phsubwv8hi3): Likewise.
29011	(ssse3_phsubwv4hi3): Likewise.
29012	(ssse3_phsubdv4si3): Likewise.
29013	(ssse3_phsubdv2si3): Likewise.
29014	(ssse3_phsubswv8hi3): Likewise.
29015	(ssse3_phsubswv4hi3): Likewise.
29016	(ssse3_pmaddubsw128): Likewise.
29017	(sse3_pmaddubsw: Likewise.
29018	(ssse3_palignrti): Likewise.
29019	(ssse3_palignrdi): Likewise.
29020
290212009-04-06  Gerald Pfeifer  <gerald@pfeifer.com>
29022
29023	* doc/install.texi (Specific): Fix two cross-references to MinGW.
29024
290252009-04-06  Richard Guenther  <rguenther@suse.de>
29026
29027	PR tree-optimization/28868
29028	* tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
29029	of which PHI results we inserted.
29030	(insert_into_preds_of_block): Record inserted PHIs.
29031	(eliminate): Eliminate redundant PHI nodes.
29032	(init_pre): Init inserted_phi_names.
29033
290342009-04-06  Richard Guenther  <rguenther@suse.de>
29035
29036	PR tree-optimization/39643
29037	* tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
29038	IMAGPART_EXPRs of complex constants.
29039	(execute_fold_all_builtins): If we folded a call queue
29040	TODO_update_address_taken.
29041
290422009-04-06  Jan Hubicka  <jh@suse.cz>
29043
29044	PR middle-end/39659
29045	* except.c (remove_unreachable_regions): Propagate may_contain_throw
29046	flag.
29047
290482009-04-06  Andrew Stubbs  <ams@codesourcery.com>
29049
29050	* config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
29051	delay slot.
29052	(ic_invalidate_array): Likewise.
29053
290542009-04-06  Hariharan Sandanagobalane  <hariharan@picochip.com>
29055
29056	* calls.c (emit_library_call_value_1): Fix a problem with parameter
29057	alignment for library calls.
29058
290592009-04-06  Danny Smith  <dannysmith@users.sourceforge.net>
29060
29061	* config.gcc (mingw32 tm_file):  Add mingw-stdint.h.
29062	(mingw32 tm clause use_gcc_stdint):  Set to wrap.
29063	* config/i386/mingw-stdint.h:  New file.
29064
290652009-04-05  Richard Guenther  <rguenther@suse.de>
29066
29067	PR tree-optimization/39648
29068	* tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
29069	our &A vs. &A[0] IL deficiencies.
29070
290712009-04-04  Jan Hubicka  <jh@suse.cz>
29072
29073	* except.c (sjlj_find_directly_reachable_regions): Be ready for
29074	removed toplevel regions.
29075	(sjlj_mark_call_sites): Likewise.
29076
290772009-04-04  Dave Korn  <dave.korn.cygwin@gmail.com>
29078
29079	* config.gcc (cygwin tm_file):  Add cygwin-stdint.h.
29080	(cygwin tm clause use_gcc_stdint):  Set to wrap.
29081	* config/i386/cygwin-stdint.h:  New file.
29082
290832009-04-04  Richard Guenther  <rguenther@suse.de>
29084
29085	* Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
29086	* tree-ssa-copy.c (init_copy_prop): Do not propagate through
29087	single-argument PHIs if we are in loop-closed SSA form.
29088	* tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
29089	for the pre-condition.
29090	(slpeel_tree_peel_loop_to_edge): Likewise.
29091	(vect_build_loop_niters): Take an optional sequence to append stmts.
29092	(vect_generate_tmps_on_preheader): Likewise.
29093	(vect_do_peeling_for_loop_bound): Take extra guards for the
29094	pre-condition.
29095	(vect_do_peeling_for_alignment): Adjust.  Unconditionally apply
29096	the cost model check.
29097	(vect_loop_versioning): Take stmt and stmt list to put pre-condition
29098	guards if we are going to peel.  Do not apply versioning in that case.
29099	* tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
29100	(vect_do_peeling_for_loop_bound): Likewise.
29101	* tree-vect-loop.c (vect_transform_loop): If we are peeling for
29102	loop bound only record extra pre-conditions, do not apply loop
29103	versioning.
29104
291052009-04-04  Richard Guenther  <rguenther@suse.de>
29106
29107	* tree-ssa-operands.c (pop_stmt_changes): Remove automatic
29108	renaming code.
29109
291102009-04-04  Jan Hubicka  <jh@suse.cz>
29111
29112	* tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
29113	last_basic_block for size of bb->index indexed array.
29114	* bt-load.c (compute_defs_uses_and_gen, compute_kill,
29115	compute_out, link_btr_uses, build_btr_def_use_webs,
29116	build_btr_def_use_webs, migrate_btr_defs): Likewise.
29117
291182009-04-04  Jan Hubicka  <jh@suse.cz>
29119
29120	* except.c (remove_eh_handler_and_replace): Break out from ...
29121	(remove_eh_handler): ... here.
29122	(bring_to_root): New function.
29123	(remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
29124	handled ones, bring others to root of tree.
29125
291262009-04-04  Jan Hubicka  <jh@suse.cz>
29127
29128	* tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
29129	(all_phis_safe_to_merge): New function.
29130	(update_info): New structure.
29131	(make_eh_edge_and_update_phi, update_eh_edges): New functions.
29132	(cleanup_empty_eh): Update SSA if possible.
29133
291342009-04-04  Richard Guenther  <rguenther@suse.de>
29135
29136	* tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
29137	* tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
29138	(append_vuse): Likewise.
29139
291402009-04-04  Jakub Jelinek  <jakub@redhat.com>
29141
29142	* unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
29143	* unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
29144	instead of REG_UNSAVED for DW_CFA_undefined.
29145	(uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
29146	(uw_update_context): If RA column is REG_UNDEFINED, mark it as
29147	outermost frame.
29148
291492009-04-04  Richard Earnshaw  <rearnsha@arm.com>
29150
29151	PR target/39501
29152	* arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
29153
291542009-04-04  Richard Guenther  <rguenther@suse.de>
29155
29156	PR tree-optimization/8781
29157	PR tree-optimization/37892
29158	* tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
29159	* tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
29160	(valueize_refs): Call it for *& valueizations.
29161	(shared_reference_ops_from_ref): Rename to ...
29162	(valueize_shared_reference_ops_from_ref): ... this and valueize.
29163	(shared_reference_ops_from_call): Rename to ...
29164	(valueize_shared_reference_ops_from_call): ... this and valueize.
29165	(vn_reference_lookup): Update.
29166	(visit_reference_op_call): Likewise.
29167	* tree-ssa-pre.c (phi_translate_1): Fold *&.
29168	(eliminate): Value-replace the call address in call statements.
29169
291702009-04-04  Richard Guenther  <rguenther@suse.de>
29171
29172	PR tree-optimization/39636
29173	* tree-ssa-forwprop.c
29174	(forward_propagate_addr_into_variable_array_index): Check for
29175	GIMPLE_ASSIGN before accessing the rhs code.
29176
291772009-04-03  Jason Merrill  <jason@redhat.com>
29178
29179	* stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
29180
291812009-04-03  Steve Ellcey  <sje@cup.hp.com>
29182
29183	* config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
29184	truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
29185	fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
29186	floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
29187	fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
29188	smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
29189	divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
29190	umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
29191	*nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
29192	*nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
29193	adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
29194	smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
29195	*nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
29196	*nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
29197	sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
29198	Use fr_reg_or_fp01_operand instead of fr_register_operand
29199
29200	* config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
29201	recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
29202	divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
29203
292042009-04-03  Vladimir Makarov  <vmakarov@redhat.com>
29205
29206	PR rtl-optimization/39607
29207	PR rtl-optimization/39631
29208
29209	Revert:
29210
29211	2009-03-30  Vladimir Makarov  <vmakarov@redhat.com>
29212	* reload.c (push_reload, find_dummy_reload): Use df_get_live_out
29213	instead of DF_LR_OUT.
29214	* ira-lives.c (process_bb_node_lives): Ditto.
29215	* ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
29216	instead of DF_LR_{OUT,IN}.
29217	* ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
29218	* ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
29219
292202009-04-03  Steven Bosscher  <steven@gcc.gnu.org>
29221
29222	* omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
29223	(execute_lower_omp): Always run but take the short way out if -fopenmp
29224	is not given.
29225	(gate_lower_omp): Remove, forcing the pass manager to always run the
29226	pass and always set PROP_gimple_lomp.
29227	(pass_lower_omp): Remove gate function.
29228	* matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
29229	PROP_trees.  Instead, require it.
29230	* ipa-cp.c (pass_ipa_cp): Likewise.
29231	* ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
29232	(pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
29233	* tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
29234	and PROP_gimple_leh.
29235
292362009-04-03  Richard Guenther  <rguenther@suse.de>
29237
29238	PR middle-end/13146
29239	PR tree-optimization/23940
29240	PR tree-optimization/33237
29241	PR middle-end/33974
29242	PR middle-end/34093
29243	PR tree-optimization/36201
29244	PR tree-optimization/36230
29245	PR tree-optimization/38049
29246	PR tree-optimization/38207
29247	PR tree-optimization/38230
29248	PR tree-optimization/38301
29249	PR tree-optimization/38585
29250	PR middle-end/38895
29251	PR tree-optimization/38985
29252	PR tree-optimization/39299
29253	* tree-ssa-structalias.h: Remove.
29254	* tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
29255	(NULL_DEF_OPERAND_P): Make of type def_operand_p.
29256	(struct vuse_element_d): Remove.
29257	(struct vuse_vec_d): Likewise.
29258	(VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
29259	VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
29260	SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
29261	VUSE_ELEMENT_VAR): Likewise.
29262	(struct voptype_d): Likewise.
29263	(NUM_VOP_FREE_BUCKETS): Likewise.
29264	(struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
29265	(struct stmt_operands_d): Remove.
29266	(VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
29267	VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
29268	VDEF_NUM, VDEF_VECT): Likewise.
29269	(copy_virtual_operands): Remove.
29270	(operand_build_cmp): Likewise.
29271	(create_ssa_artificial_load_stmt): Likewise.
29272	(enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
29273	(struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
29274	vuse_index and mayuse_index members.  Pack and move done and iter_type
29275	members to the front.
29276	(SSA_OP_VMAYUSE): Remove.
29277	(SSA_OP_VIRTUAL_USES): Adjust.
29278	(FOR_EACH_SSA_VDEF_OPERAND): Remove.
29279	(unlink_stmt_vdef): Declare.
29280	(add_to_addressable_set): Remove.
29281	* tree-vrp.c (stmt_interesting_for_vrp): Adjust.
29282	(vrp_visit_stmt): Likewise.
29283	* doc/tree-ssa.texi (Alias analysis): Update.
29284	* doc/invoke.texi (max-aliased-vops): Remove docs.
29285	(avg-aliased-vops): Likewise.
29286	* tree-into-ssa.c (syms_to_rename): Remove.
29287	(need_to_update_vops_p): Likewise.
29288	(need_to_initialize_update_ssa_p): Rename to ...
29289	(update_ssa_initialized_fn): ... this.  Track function we are
29290	initialized for.
29291	(symbol_marked_for_renaming): Simplify.
29292	(add_new_name_mapping): Do not set need_to_update_vops_p.
29293	(dump_currdefs): Use SYMS_TO_RENAME.
29294	(rewrite_update_stmt): Always walk all uses/defs.
29295	(dump_update_ssa): Adjust.
29296	(init_update_ssa): Take function argument.  Track what we are
29297	initialized for.
29298	(delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
29299	(create_new_def_for): Initialize for cfun, assert we are initialized
29300	for cfun.
29301	(mark_sym_for_renaming): Simplify.
29302	(mark_set_for_renaming): Do not initialize update-ssa.
29303	(need_ssa_update_p): Simplify.  Take function argument.
29304	(name_mappings_registered_p): Assert we ask for the correct function.
29305	(name_registered_for_update_p): Likewise.
29306	(ssa_names_to_replace): Likewise.
29307	(release_ssa_name_after_update_ssa): Likewise.
29308	(update_ssa): Likewise.  Use SYMS_TO_RENAME.
29309	(dump_decl_set): Do not print a newline.
29310	(debug_decl_set): Do it here.
29311	(dump_update_ssa): And here.
29312	* tree-ssa-loop-im.c (move_computations): Adjust.
29313	(movement_possibility): Likewise.
29314	(determine_max_movement): Likewise.
29315	(gather_mem_refs_stmt): Likewise.
29316	* tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
29317	or NAME_MEMORY_TAG.
29318	* tree-complex.c (update_all_vops): Remove.
29319	(expand_complex_move): Adjust.
29320	* tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
29321	Simplify test for memory referencing statement.  Exclude
29322	non-invariant ADDR_EXPRs.
29323	* tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
29324	* tree-loop-distribution.c (generate_memset_zero): Adjust.
29325	(rdg_flag_uses): Likewise.
29326	* tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
29327	related code.
29328	(tree_optimize_tail_calls_1): Also split the
29329	edge from the entry block if we have degenerate PHI nodes in
29330	the first basic block.
29331	* tree.c (init_ttree): Remove memory-tag related code.
29332	(tree_code_size): Likewise.
29333	(tree_node_structure): Likewise.
29334	(build7_stat): Re-write to be build6_stat.
29335	* tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
29336	(SSA_VAR_P): Adjust.
29337	(struct tree_memory_tag): Remove.
29338	(struct tree_memory_partition_tag): Likewise.
29339	(union tree_node): Adjust.
29340	(build7): Re-write to be build6.
29341	* tree-pass.h (pass_reset_cc_flags): Remove.
29342	(TODO_update_address_taken): New flag.
29343	(pass_simple_dse): Remove.
29344	* ipa-cp.c (ipcp_update_callgraph): Update SSA form.
29345	* params.h (MAX_ALIASED_VOPS): Remove.
29346	(AVG_ALIASED_VOPS): Likewise.
29347	* omp-low.c (expand_omp_taskreg): Update SSA form.
29348	* tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
29349	aliases the lhs in a copy stmt.
29350	* tree-ssa-dse.c (struct address_walk_data): Remove.
29351	(memory_ssa_name_same): Likewise.
29352	(memory_address_same): Likewise.
29353	(get_kill_of_stmt_lhs): Likewise.
29354	(dse_possible_dead_store_p): Simplify, use the oracle.  Handle
29355	unused stores.  Look through PHI nodes into post-dominated regions.
29356	(dse_optimize_stmt): Simplify.  Properly remove stores.
29357	(tree_ssa_dse): Compute dominators.
29358	(execute_simple_dse): Remove.
29359	(pass_simple_dse): Likewise.
29360	* ipa-reference.c (scan_stmt_for_static_refs): Open-code
29361	gimple_loaded_syms and gimple_stored_syms computation.
29362	* toplev.c (dump_memory_report): Dump alias and pta stats.
29363	* tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
29364	(vn_reference_eq): Likewise.
29365	(vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
29366	copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
29367	valueize_vuses): Remove.
29368	(get_def_ref_stmt_vuses): Simplify.  Rename to ...
29369	(get_def_ref_stmt_vuse): ... this.
29370	(vn_reference_lookup_2): New function.
29371	(vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
29372	walking equivalent vuses.  Simplify.
29373	(vn_reference_lookup): Likewise.
29374	(vn_reference_insert): Likewise.
29375	(vn_reference_insert_pieces): Likewise.
29376	(visit_reference_op_call): Simplify.
29377	(visit_reference_op_load): Likewise.
29378	(visit_reference_op_store): Likewise.
29379	(init_scc_vn): Remove shared_lookup_vuses initialization.
29380	(free_scc_vn): Remove shared_lookup_vuses freeing.
29381	(sort_vuses, sort_vuses_heap): Remove.
29382	(get_ref_from_reference_ops): Export.
29383	* tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
29384	vector with single vuse pointer.
29385	(vn_reference_lookup_pieces, vn_reference_lookup,
29386	vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
29387	(shared_vuses_from_stmt): Remove.
29388	(get_ref_from_reference_ops): Declare.
29389	* tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
29390	* tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
29391	memory-tag related code.
29392	* tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
29393	(likely_value): Add comment, skip static-chain of call statements.
29394	(surely_varying_stmt_p): Adjust.
29395	(gimplify_and_update_call_from_tree): Likewise.
29396	(execute_fold_all_builtins): Do not rebuild alias info.
29397	(gimplify_and_update_call_from_tree): Properly update VOPs.
29398	* tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
29399	(copy_ref_info): Remove memory-tag related code.
29400	* tree-call-cdce.c (tree_call_cdce): Rename the VOP.
29401	* ipa-pure-const.c (check_decl): Remove memory-tag related code.
29402	(check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
29403	computation.
29404	* tree-ssa-dom.c (gimple_p): Remove typedef.
29405	(eliminate_redundant_computations): Adjust.
29406	(record_equivalences_from_stmt): Likewise.
29407	(avail_expr_hash): Likewise.
29408	(avail_expr_eq): Likewise.
29409	* tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
29410	(stmt_makes_single_load): Likewise.
29411	(stmt_makes_single_store): Likewise.
29412	* tree-ssa-alias.c: Rewrite completely.
29413	(debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
29414	debug_mem_sym_stats, dump_mem_sym_stats_for_var,
29415	debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
29416	delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
29417	dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
29418	Remove public functions.
29419	(pass_reset_cc_flags): Remove.
29420	(pass_build_alias): Move ...
29421	* tree-ssa-structalias.c (pass_build_alias): ... here.
29422	* tree-ssa-alias.c (may_be_aliased): Move ...
29423	* tree-flow-inline.h (may_be_aliased): ... here.
29424	tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
29425	count_uses_and_derefs): Move ...
29426	* gimple.c: ... here.
29427	* gimple.h (count_uses_and_derefs): Declare.
29428	* tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
29429	ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
29430	same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
29431	indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
29432	ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
29433	call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
29434	get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
29435	New functions.
29436	* tree-dfa.c (refs_may_alias_p): Move ...
29437	* tree-ssa-alias.c (refs_may_alias_p): ... here.  Extend.
29438	* tree-ssa-alias.h: New file.
29439	* tree-ssa-sink.c (is_hidden_global_store): Adjust.
29440	(statement_sink_location): Likewise.
29441	* opts.c (decode_options): Do not adjust max-aliased-vops or
29442	avg-aliased-vops values.
29443	* timevar.def (TV_TREE_MAY_ALIAS): Remove.
29444	(TV_CALL_CLOBBER): Likewise.
29445	(TV_FLOW_SENSITIVE): Likewise.
29446	(TV_FLOW_INSENSITIVE): Likewise.
29447	(TV_MEMORY_PARTITIONING): Likewise.
29448	(TV_ALIAS_STMT_WALK): New timevar.
29449	* tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
29450	* tree-ssa-address.c (create_mem_ref_raw): Use build6.
29451	(get_address_description): Remove memory-tag related code.
29452	* tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
29453	* treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
29454	* tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
29455	and immediate uses in statements.  Document.
29456	* gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
29457	(dump_symbols): Remove.
29458	(dump_gimple_mem_ops): Do not dump loaded or stored syms.
29459	* alias.c (get_deref_alias_set): New function split out from ...
29460	(get_alias_set): ... here.
29461	* alias.h (get_deref_alias_set): Declare.
29462	* tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
29463	type parameter.  Remove restrict pointer handling.  Create a
29464	ref-all pointer in case type-based alias sets do not conflict.
29465	(vect_analyze_data_refs): Remove SMT related code.
29466	* tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
29467	(vectorizable_load): Likewise.
29468	* tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
29469	(DR_SYMBOL_TAG, DR_VOPS): Remove.
29470	* tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
29471	Ignore vops and SMTs.
29472	(dr_analyze_alias): Likewise..
29473	(free_data_ref): Likewise.
29474	(create_data_ref): Likewise.
29475	(analyze_all_data_dependences): Likewise.
29476	(get_references_in_stmt): Adjust.
29477	* tree-flow-inline.h (gimple_aliases_computed_p,
29478	gimple_addressable_vars, gimple_call_clobbered_vars,
29479	gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
29480	factoring_name_p, mark_call_clobbered, clear_call_clobbered,
29481	compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
29482	gimple_mem_ref_stats): Remove.
29483	(gimple_vop): New function.
29484	(op_iter_next_use): Remove vuses and mayuses cases.
29485	(op_iter_next_def): Remove vdefs case.
29486	(op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
29487	(clear_and_done_ssa_iter): Do not set removed fields.
29488	(op_iter_init): Likewise.  Skip vuse and/or vdef if requested.
29489	Assert we are not iterating over vuses or vdefs if not also
29490	iterating over uses or defs.
29491	(op_iter_init_use): Likewise.
29492	(op_iter_init_def): Likewise.
29493	(op_iter_next_vdef): Remove.
29494	(op_iter_next_mustdef): Likewise.
29495	(op_iter_init_vdef): Likewise.
29496	(compare_ssa_operands_equal): Likewise.
29497	(link_use_stmts_after): Handle vuse operand.
29498	(is_call_used): Use is_call_clobbered.
29499	(is_call_clobbered): Global variables are always call clobbered,
29500	query the call-clobbers bitmap.
29501	(mark_call_clobbered): Ignore global variables.
29502	(clear_call_clobbered): Likewise.
29503	* tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
29504	virtual operands sanity check.
29505	* tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
29506	Remove.
29507	(TARGET_MEM_REF): Remove TMR_TAG operand.
29508	* tree-dfa.c (add_referenced_var): Initialize call-clobber state.
29509	Remove call-clobber related code.
29510	(remove_referenced_var): Likewise.  Do not clear mpt or symbol_mem_tag.
29511	(dump_variable): Do not dump SMTs, memory stats, may-aliases or
29512	partitions or escape reason.
29513	(get_single_def_stmt, get_single_def_stmt_from_phi,
29514	get_single_def_stmt_with_phi): Remove.
29515	(dump_referenced_vars): Tidy.
29516	(get_ref_base_and_extent): Allow bare decls.
29517	(collect_dfa_stats): Adjust.
29518	* graphite.c (rename_variables_in_stmt): Adjust.
29519	(graphite_copy_stmts_from_block): Likewise.
29520	(translate_clast): Likewise.
29521	* tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
29522	(EXPR_DIES): New.
29523	(translate_vuse_through_block): Use the oracle.
29524	(phi_translate_1): Adjust.
29525	(value_dies_in_block_x): Use the oracle.  Cache the outcome
29526	in EXPR_DIES.
29527	(valid_in_sets): Check if the VUSE for
29528	a REFERENCE is available.
29529	(eliminate): Do not remove stmts during elimination,
29530	instead queue and remove them afterwards.
29531	(do_pre): Do not rebuild alias info.
29532	(pass_pre): Run TODO_rebuild_alias before PRE.
29533	* tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
29534	* tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
29535	(mark_all_v_defs_stmt): Remove.
29536	(mark_all_v_defs_seq): Adjust.
29537	(sra_replace): Likewise.
29538	(scalarize_use): Likewise.
29539	(scalarize_copy): Likewise.
29540	(scalarize_init): Likewise.
29541	(scalarize_ldst): Likewise.
29542	(todoflags): Remove.
29543	(tree_sra): Do not rebuild alias info.
29544	(tree_sra_early): Adjust.
29545	(pass_sra): Run TODO_update_address_taken before SRA.
29546	* tree-predcom.c (set_alias_info): Remove.
29547	(prepare_initializers_chain): Do not call it.
29548	(mark_virtual_ops_for_renaming): Adjust.
29549	(mark_virtual_ops_for_renaming_list): Remove.
29550	(initialize_root_vars): Adjust.
29551	(initialize_root_vars_lm): Likewise.
29552	(prepare_initializers_chain): Likewise.
29553	* tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
29554	(may_propagate_copy_into_stmt): Likewise.
29555	(merge_alias_info): Do nothing for now.
29556	(propagate_tree_value_into_stmt): Adjust.
29557	(stmt_may_generate_copy): Likewise.
29558	* tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
29559	not mark symbols for renaming.
29560	(forward_propagate_addr_expr): Match up push/pop_stmt_changes
29561	with the same statement, make sure to update the new pointed-to one.
29562	* tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
29563	call statements, do not mark symbols for renaming.
29564	(mark_operand_necessary): Dump something.
29565	(ref_may_be_aliased): New function.
29566	(mark_aliased_reaching_defs_necessary_1): New helper function.
29567	(mark_aliased_reaching_defs_necessary): Likewise.
29568	(mark_all_reaching_defs_necessary_1): Likewise.
29569	(mark_all_reaching_defs_necessary): Likewise.
29570	(propagate_necessity): Do not process virtual PHIs.  For
29571	non-aliased loads mark all reaching definitions as necessary.
29572	For aliased loads and stores mark the immediate dominating
29573	aliased clobbers as necessary.
29574	(visited): New global static.
29575	(perform_tree_ssa_dce): Free visited bitmap after propagating
29576	necessity.
29577	(remove_dead_phis): Perform simple dead virtual PHI removal.
29578	(remove_dead_stmt): Properly unlink virtual operands when
29579	removing stores.
29580	(eliminate_unnecessary_stmts): Schedule PHI removal after
29581	stmt removal.
29582	* tree-ssa-ter.c (is_replaceable_p): Adjust.
29583	(process_replaceable): Likewise.
29584	(find_replaceable_in_bb): Likewise.
29585	* tree-ssa.c (verify_ssa_name): Verify all VOPs are
29586	based on the single gimple vop.
29587	(verify_flow_insensitive_alias_info): Remove.
29588	(verify_flow_sensitive_alias_info): Likewise.
29589	(verify_call_clobbering): Likewise.
29590	(verify_memory_partitions): Likewise.
29591	(verify_alias_info): Likewise.
29592	(verify_ssa): Adjust..
29593	(execute_update_addresses_taken): Export.  Update SSA
29594	manually.  Optimize only when optimizing.  Use a local bitmap.
29595	(pass_update_address_taken): Remove TODO_update_ssa, add
29596	TODO_dump_func.
29597	(pass_update_address_taken): Just use TODO_update_address_taken.
29598	(init_tree_ssa): Do not initialize addressable_vars.
29599	(verify_ssa): Verify new VUSE / VDEF properties.
29600	Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
29601	Do not call verify_alias_info.
29602	(delete_tree_ssa): Clear the VUSE, VDEF operands.
29603	Do not free the loaded and stored syms bitmaps.  Reset the escaped
29604	and callused solutions.  Do not free addressable_vars.
29605	Remove memory-tag related code.
29606	(warn_uninitialized_var): Aliases are always available.
29607	* tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
29608	* lambda-code.c (can_put_in_inner_loop): Adjust.
29609	(can_put_after_inner_loop): Likewise.
29610	(perfect_nestify): Likewise.
29611	* tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
29612	(vect_gen_widened_results_half): Remove CALL_EXPR handling.
29613	(vectorizable_conversion): Do not mark symbols for renaming.
29614	* tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
29615	(expand_call_inline): Unlink the calls virtual operands before
29616	replacing it.
29617	(tree_function_versioning): Do not call update_ssa if we are not
29618	updating clones.  Simplify.
29619	* tree-ssa-phiprop.c (phivn_valid_p): Adjust.
29620	(propagate_with_phi): Likewise..
29621	* tree-outof-ssa.c (create_temp): Remove memory tag and call
29622	clobber code.  Assert we are not aliased or global.
29623	* tree-flow.h: Include tree-ssa-alias.h
29624	(enum escape_type): Remove.
29625	(struct mem_sym_stats_d): Likewise.
29626	(struct mem_ref_stats_d): Likewise.
29627	(struct gimple_df): Add vop member.  Remove global_var,
29628	call_clobbered_vars, call_used_vars, addressable_vars,
29629	aliases_compted_p and mem_ref_stats members.  Add syms_to_rename,
29630	escaped and callused members.
29631	(struct ptr_info_def): Remove all members, add points-to solution
29632	member pt.
29633	(struct var_ann_d): Remove in_vuse_list, in_vdef_list,
29634	call_clobbered, escape_mask, mpt and symbol_mem_tag members.
29635	* Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
29636	(tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
29637	(tree-ssa-alias.o): Likewise.
29638	(toplev.o): Add tree-ssa-alias.h
29639	(GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
29640	* gimple.c (gimple_set_bb): Fix off-by-one error.
29641	(is_gimple_reg): Do not handle memory tags.
29642	(gimple_copy): Also copy virtual operands.
29643	Delay updating the statement.  Do not reset loaded and stored syms.
29644	(gimple_set_stored_syms): Remove.
29645	(gimple_set_loaded_syms): Likewise.
29646	(gimple_call_copy_skip_args): Copy the virtual operands
29647	and mark the new statement modified.
29648	* tree-ssa-structalias.c (may_alias_p): Remove.
29649	(set_uids_in_ptset): Take the alias set to prune with as
29650	parameter.  Fold in the alias test of may_alias_p.
29651	(compute_points_to_sets): Compute whether a ptr is dereferenced
29652	in a local sbitmap.
29653	(process_constraint): Deal with &ANYTHING on the lhs, reject all
29654	other ADDRESSOF constraints on the lhs.
29655	(get_constraint_for_component_ref): Assert that we don't get
29656	ADDRESSOF constraints from the base of the reference.
29657	Properly generate UNKNOWN_OFFSET for DEREF if needed.
29658	(struct variable_info): Remove collapsed_to member.
29659	(get_varinfo_fc): Remove.
29660	(new_var_info): Do not set collapsed_to.
29661	(dump_constraint): Do not follow cycles.
29662	(dump_constraint_graph): Likewise.
29663	(build_pred_graph): Likewise.
29664	(build_succ_graph): Likewise.
29665	(rewrite_constraints): Likewise.
29666	(do_simple_structure_copy): Remove.
29667	(do_rhs_deref_structure_copy): Remove.
29668	(do_lhs_deref_structure_copy): Remove.
29669	(collapse_rest_of_var): Remove.
29670	(do_structure_copy): Re-implement.
29671	(pta_stats): New global variable.
29672	(dump_pta_stats): New function.
29673	(struct constraint_expr): Make offset signed.
29674	(UNKNOWN_OFFSET): Define special value.
29675	(dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
29676	(solution_set_expand): New helper function split out from ...
29677	(do_sd_constraint): ... here.
29678	(solution_set_add): Handle UNKNOWN_OFFSET.  Handle negative offsets.
29679	(do_ds_constraint): Likewise.
29680	(do_sd_constraint): Likewise.  Do not special-case ESCAPED = *ESCAPED
29681	and CALLUSED = *CALLUSED.
29682	(set_union_with_increment): Make inc argument signed.
29683	(type_safe): Remove.
29684	(get_constraint_for_ptr_offset): Handle unknown and negative
29685	constant offsets.
29686	(first_vi_for_offset): Handle offsets before start.  Bail
29687	out early for offsets beyond the variable extent.
29688	(first_or_preceding_vi_for_offset): New function.
29689	(init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
29690	Together with ESCAPED = *ESCAPED this properly computes reachability.
29691	(find_what_var_points_to): New function.
29692	(find_what_p_points_to): Implement in terms of find_what_var_points_to.
29693	(pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
29694	pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
29695	pt_solutions_intersect): New functions.
29696	(compute_call_used_vars): Remove.
29697	(compute_may_aliases): New main entry into PTA computation.
29698	* gimple.h (gimple_p): New typedef.
29699	(struct gimple_statement_base): Remove references_memory_p.
29700	(struct gimple_statement_with_memory_ops_base): Remove
29701	vdef_ops, vuse_ops, stores and loads members.  Add vdef and vuse
29702	members.
29703	(gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
29704	gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
29705	gimple_set_references_memory): Remove.
29706	(gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
29707	gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
29708	New functions.
29709	* tree-cfg.c (move_block_to_fn): Fix off-by-one error.
29710	(verify_expr): Allow RESULT_DECL.
29711	(gimple_duplicate_bb): Do not copy virtual operands.
29712	(gimple_duplicate_sese_region): Adjust.
29713	(gimple_duplicate_sese_tail): Likewise.
29714	(mark_virtual_ops_in_region): Remove.
29715	(move_sese_region_to_fn): Do not call it.
29716	* passes.c (init_optimization_passes): Remove pass_reset_cc_flags
29717	and pass_simple_dse.
29718	(execute_function_todo): Handle TODO_update_address_taken,
29719	call execute_update_addresses_taken for TODO_rebuild_alias.
29720	(execute_todo): Adjust.
29721	(execute_one_pass): Init dump files early.
29722	* ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
29723	call-clobbered.
29724	(create_general_new_stmt): Clear vops.
29725	* tree-ssa-reassoc.c (get_rank): Adjust.
29726	* tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
29727	symbols for renaming.
29728	* params.def (PARAM_MAX_ALIASED_VOPS): Remove.
29729	(PARAM_AVG_ALIASED_VOPS): Likewise.
29730	* tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
29731	(duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
29732	* tree-ssa-operands.c: Simplify for new virtual operand representation.
29733	(operand_build_cmp, copy_virtual_operands,
29734	create_ssa_artificial_load_stmt, add_to_addressable_set,
29735	gimple_add_to_addresses_taken): Remove public functions.
29736	(unlink_stmt_vdef): New function.
29737
297382009-04-03  Alan Modra  <amodra@bigpond.net.au>
29739
29740	* config.gcc (powerpc-*-linux*): Merge variants.
29741
297422009-04-02  Chao-ying Fu  <fu@mips.com>
29743	    James Grosbach  <james.grosbach@microchip.com>
29744
29745	* config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
29746	num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
29747	cop0_sp_offset.
29748	(machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
29749	keep_interrupts_masked_p, use_debug_exception_return_p.
29750	(mips_attribute_table): Add interrupt, use_shadow_register_set,
29751	keep_interrupts_masked, use_debug_exception_return.
29752	(mips_interrupt_type_p, mips_use_shadow_register_set_p,
29753	mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
29754	New functions.
29755	(mips_function_ok_for_sibcall): Return false for interrupt handlers.
29756	(mips_print_operand): Process COP0 registers to print $0 .. $31
29757	correctly for GAS to process.
29758	(mips_interrupt_extra_call_saved_reg_p): New function.
29759	(mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
29760	extra registers.
29761	(mips_cfun_might_clobber_call_saved_reg_p): Likewise.
29762	(mips_compute_frame_info): Add supports for interrupt context that
29763	includes doubleword accumulators and COP0 registers.
29764	(mips_for_each_saved_acc): New function.
29765	(mips_for_each_saved_gpr_and_fpr): Change the function name from
29766	mips_for_each_saved_reg.
29767	(mips_save_reg): Save accumulators.
29768	(mips_kernel_reg_p): A new for_each_rtx callback.
29769	(mips_expand_prologue): Support interrupt handlers.
29770	(mips_restore_reg): Restore accumulators.
29771	(mips_expand_epilogue): Support interrupt handlers.
29772	(mips_can_use_return_insn): Return false for interrupt handlers.
29773	(mips_epilogue_uses): New function.
29774	* config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
29775	UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
29776	(mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
29777	cop0_move): New instructions.
29778	* config/mips/mips-protos.h (mips_epilogue_uses): Declare.
29779	* config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
29780	defines.
29781	(COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
29782	New defines.
29783	(CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
29784	(MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
29785	interrupt handlers, we use K0 as the temporary register.
29786	(EPILOGUE_USES): Change to a function call.
29787	* config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
29788	handlers, we use K0 as the temporary register.
29789
29790	* doc/extend.texi (Function Attributes): Document interrupt,
29791	use_shadow_register_set, keep_interrupts_masked,
29792	use_debug_exception_return for MIPS attributes.
29793
297942009-04-03  Alan Modra  <amodra@bigpond.net.au>
29795
29796	* config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
29797	Remove a number of t-files from tmake_file.
29798	* config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
29799	* config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
29800	* config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
29801	target_prototype, not TARGET_PROTOTYPE.
29802	(LINK_OS_GNU_SPEC): Define.
29803	* config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
29804	and darwin-ldoubdle.c.
29805
298062009-04-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
29807
29808	PR driver/39293
29809	* gcc.c (save_temps_flag): Add support for -save-temps=obj.
29810	(cpp_options): Ditto.
29811	(default_compilers): Ditto.
29812	(display_help): Ditto.
29813	(process_command): Ditto.
29814	(do_spec_1): Ditto.
29815	(set_input): Use lbasename instead of duplicate code.
29816	(save_temps_prefix): New static for -save-temps=obj.
29817	(save_temps_length): Ditto.
29818
29819	* doc/invoke.texi (-save-temps=obj): Document new variant to
29820	-save-temps switch.
29821
298222009-04-02  Jeff Law  <law@redhat.com>
29823
29824	* reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
29825	variable.
29826
298272009-04-02  H.J. Lu  <hongjiu.lu@intel.com>
29828
29829	* configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
29830	* configure: Regenerated.
29831
298322009-04-02  Rafael Avila de Espindola  <espindola@google.com>
29833
29834	* c-decl.c (merge_decls): Make sure newdecl and olddecl don't
29835	share the argument list.
29836
298372009-04-02  Rafael Avila de Espindola  <espindola@google.com>
29838
29839	Merge
29840
29841	2009-02-12  Diego Novillo  <dnovillo@google.com>
29842
29843	* varpool.c (debug_varpool): New.
29844	* cgraph.h (debug_varpool): Declare.
29845
298462009-04-02  Jan Hubicka  <jh@suse.cz>
29847
29848	* passes.c (init_optimization_passes): Remove two copies of ehcleanup
29849	pass.
29850
298512009-04-02  H.J. Lu  <hongjiu.lu@intel.com>
29852
29853	* config/i386/i386.c (ix86_abi): Move initialization to ...
29854	(override_options): Here.
29855
298562009-04-02  Christian Bruel  <christian.bruel@st.com>
29857
29858	* config/sh/sh.c (sh_dwarf_register_span): New function.
29859	(TARGET_DWARF_REGISTER_SPAN): Define.
29860	* config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
29861
298622009-04-02  Ira Rosen  <irar@il.ibm.com>
29863
29864	PR tree-optimization/39595
29865	* tree-vect-slp.c (vect_build_slp_tree): Check that the size of
29866	interleaved loads group is not  greater than the SLP group size.
29867
298682009-04-02  Rafael Avila de Espindola  <espindola@google.com>
29869
29870	* builtins.c (is_builtin_name): New.
29871	(called_as_built_in): Use is_builtin_name.
29872	* tree.h (is_builtin_name): New.
29873	* varasm.c (incorporeal_function_p): Use is_builtin_name
29874
298752009-04-02  Andrew Stubbs  <ams@codesourcery.com>
29876
29877	* config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
29878
298792009-04-02  Dodji Seketeli  <dodji@redhat.com>
29880
29881	PR c++/26693
29882	* c-decl.c (clone_underlying_type): Move this ...
29883	* c-common.c (set_underlying_type): ... here.
29884	Also, make sure the function properly sets TYPE_STUB_DECL() on
29885	the newly created typedef variant type.
29886	* c-common.h (is_typedef_decl, set_underlying_type): Declare ...
29887	* c-common.c (is_typedef_decl, set_underlying_type): ... new entry
29888	points.
29889
298902009-04-02  Richard Guenther  <rguenther@suse.de>
29891
29892	PR tree-optimization/37221
29893	* tree-flow.h (degenerate_phi_result): Declare.
29894	* tree-ssa-dom.c (degenerate_phi_result): Export.
29895	* tree-scalar-evolution.c (analyze_initial_condition): If
29896	the initial condition is defined by a degenerate PHI node
29897	use the degenerate value.
29898
298992009-04-01  Eric Botcazou  <ebotcazou@adacore.com>
29900
29901	PR rtl-optimization/39588
29902	* combine.c (merge_outer_ops): Do not set the constant when this
29903	is not necessary.
29904	(simplify_shift_const_1): Do not modify it either in this case.
29905
299062009-04-01  Steven Bosscher  <steven@gcc.gnu.org>
29907
29908	* config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
29909	tuning is deprecated if -mtune value is set to an Itanium1 variant.
29910
299112009-04-01  Janis Johnson  <janis187@us.ibm.com>
29912
29913	PR c/29027
29914	* c-lex.c (interpret_float): Default (no suffix) is double.
29915
299162009-04-1  Xinliang David Li  <davidxl@google.com>
29917
29918	* config/i386/i386.c (legitimate_constant_p): Recognize
29919	all one vector constant.
29920
299212009-04-01  Jan-Benedict Glaw  <jbglaw@jbglaw-dev.homezone.telefonica.de>
29922
29923	* config/vax/vax.c: Add #includes to silence warnings.
29924	Change #include order to silence two warnings.
29925
299262009-04-01  Jan-Benedict Glaw  <jbglaw@jbglaw-dev.homezone.telefonica.de>
29927
29928	* config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
29929	(ASM_SPEC): Pass -k to the assembler for PIC code.
29930
299312009-04-01  Jan-Benedict Glaw  <jbglaw@jbglaw-dev.homezone.telefonica.de>
29932
29933	* config.gcc: Add vax-*-linux* to the switch.
29934	* config/vax/linux.h: New file. (TARGET_VERSION,
29935	TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
29936
299372009-04-01  Jan-Benedict Glaw  <jbglaw@jbglaw-dev.homezone.telefonica.de>
29938
29939	* config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
29940	Use predicate macros instead of GET_CODE() == foo.
29941	* config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
29942	ashlsi3, rotrsi3, <unnamed>): Likewise.
29943
299442009-04-01  Jan-Benedict Glaw  <jbglaw@jbglaw-dev.homezone.telefonica.de>
29945
29946	* config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
29947	jbbccihi, jbbccisi): Remova trailing whitespace.
29948	* config/vax/constraints.md: Likewise.
29949	* config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
29950	* config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
29951	* config/vax/predicates.md: Likewise.
29952	* config/vax/vax.c (print_operand_address, vax_output_int_move,
29953	vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
29954	* config/vax/vax.h: Likewise.
29955	* config/vax/vax.md (nonlocal_goto): Likewise.
29956
299572009-04-01  Jan-Benedict Glaw  <jbglaw@jbglaw-dev.homezone.telefonica.de>
29958
29959	* config/vax/vax.c (vax_float_literal, vax_output_int_move)
29960	(indirectable_address_p, adjacent_operands_p): Add spaces around
29961	braces.
29962	* config/vax/vax-protos.h (adjacent_operands_p): Likewise.
29963
299642009-04-01  Jan-Benedict Glaw  <jbglaw@jbglaw-dev.homezone.telefonica.de>
29965
29966	* config/vax/vax.c (legitimate_constant_address_p,
29967	legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
29968	index_term_p, reg_plus_index_p, legitimate_address_p,
29969	vax_mode_dependent_address_p): Update comments to match functions
29970	modified by the recent int->bool conversion.
29971
299722009-04-01  Jan-Benedict Glaw  <jbglaw@jbglaw-dev.homezone.telefonica.de>
29973
29974	* config/vax/builtins.md: Update copyright message.
29975	* config/vax/constraints.md: Likewise.
29976	* config/vax/netbsd-elf.h: Likewise.
29977	* config/vax/predicates.md: Likewise.
29978	* config/vax/vax-protos.h: Likewise.
29979	* config/vax/vax.c: Likewise.
29980	* config/vax/vax.h: Likewise.
29981	* config/vax/vax.md: Likewise.
29982	* config/vax/vax.opt: Likewise.
29983
299842009-04-01  Jan-Benedict Glaw  <jbglaw@jbglaw-dev.homezone.telefonica.de>
29985
29986	* config/vax/builtins.md (ffssi2, ffssi2_internal,
29987	sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
29988	* config/vax/constraints.md (B, R): Likewise.
29989	* config/vax/predicates.md (external_memory_operand,
29990	nonimmediate_addsub_di_operand): Likewise.
29991	* config/vax/vax.c (vax_output_int_add): Likewise.
29992	* config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
29993	untyped_call): Likewise.
29994
299952009-04-01  Matt Thomas  <matt@3am-software.com>
29996
29997	* config/vax/predicates.md: New file.
29998	(symbolic_operand, local_symbolic_operand, external_symbolic_operand,
29999	external_const_operand, nonsymbolic_operand, external_memory_operand,
30000	indirect_memory_operand, indexed_memory_operand,
30001	illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
30002	nonimmediate_addsub_di_operand, general_addsub_di_operand): New
30003	predicate.
30004	* config/vax/constraints.md: New file.
30005	(Z0, U06,  U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
30006	New constraint.
30007	* config/vax/builtins.md: New file.
30008	(ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
30009	jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
30010	jbbccisi): Define.
30011	* config/vax/vax.opt (mqmath): Add option.
30012	* config/vax/vax.md (isfx): Extend with DI.
30013	(VAXintQH, VAXintQHSD): Define.
30014	(tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
30015	mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
30016	and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
30017	one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
30018	(movdi): Update constraints and use vax_output_int_move().
30019	(movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
30020	movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
30021	pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
30022	nonlocal_goto): New.
30023	(mov<mode>): Extend accepted operand types.
30024	(subdi3_old): Rename from subdi3, change update constraints and use
30025	a new implementation.
30026	* config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
30027	(FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
30028	MOVE_RATIO, CLEAR_RATIO): Define.
30029	(REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
30030	CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
30031	(PRINT_OPERAND): Redefine using a function instead of inlined code.
30032	* config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
30033	(split_quadword_operands): Make static and really allow variable
30034	splitting.
30035	(print_operand_address): Update for PIC generation.
30036	(print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
30037	indexable_address_p, fixup_mathdi_operand,
30038	vax_expand_addsub_di_operands, adjacent_operands_p): New.
30039	(vax_float_literal, legitimate_constant_p,
30040	indirectable_constant_address_p, index_term_p,
30041	reg_plus_index_p): Return bool instead of int.
30042	(vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
30043	where needed.
30044	(vax_output_int_move, vax_output_int_add): Extend to allow PIC
30045	generation.
30046	(vax_output_conditional_branch): Indent.
30047	(legitimate_constant_address_p, indirectable_constant_address_p,
30048	indirectable_address_p, nonindexed_address_p, legitimate_address_p,
30049	vax_mode_dependent_address_p): Return bool instead of int, update for
30050	PIC generation.
30051	* config/vax/vax-protos.h (legitimate_constant_address_p,
30052	legitimate_constant_p, legitimate_address_p,
30053	vax_mode_dependent_address_p): Change declaration to bool.
30054	(legitimate_pic_operand_p, adjacent_operands_p, print_operand,
30055	vax_expand_addsub_di_operands, vax_output_int_subtract,
30056	vax_output_movmemsi): Declare.
30057	(split_quadword_operands, vax_float_literal): Delete declaration.
30058	* config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
30059	* config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
30060	VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
30061	ASM_OUTPUT_DWARF_PCREL): Define.
30062	(ASM_SPEC): Change definition to allow PIC generation.
30063
300642009-04-01  Steve Ellcey  <sje@cup.hp.com>
30065
30066	* doc/sourcebuild.texi: Update front-end requirements.
30067
300682009-04-01  Jakub Jelinek  <jakub@redhat.com>
30069
30070	PR target/39226
30071	* config/rs6000/rs6000.md (andsi3_internal5_nomc,
30072	anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
30073	(booldi3_internal3): Use boolean_or_operator instead of
30074	boolean_operator.
30075
300762009-04-01  Joseph Myers  <joseph@codesourcery.com>
30077
30078	PR c/39605
30079	* c-decl.c (grokdeclarator): Pedwarn for file-scope array
30080	declarator whose size is not an integer constant expression but
30081	folds to an integer constant, then treat it as a constant
30082	subsequently.
30083
300842009-04-01  Richard Guenther  <rguenther@suse.de>
30085
30086	* fold-const.c (fold_plusminus_mult_expr): Do not fold
30087	i * 4 + 2 to (i * 2 + 1) * 2.
30088
300892009-04-01  Jakub Jelinek  <jakub@redhat.com>
30090
30091	PR c/37772
30092	* c-parser.c (c_parser_asm_statement): Skip until close paren and
30093	return if c_parser_asm_string_literal returned NULL.
30094
300952009-04-01  Nick Clifton  <nickc@redhat.com>
30096
30097	* config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
30098	already defined.
30099	* config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
30100	* config/m32c/m32c-lib2.c: Remove unused typedefs.  Rename the
30101	other typedefs to avoid conflicts with libgcc2.c.  Define labels
30102	to gain 16-bit bit-manipulation functions from libgcc2.c and then
30103	include it.
30104	* config/m32c/m32c-lib2-trapv.c: New file.  Define labels
30105	to gain 16-bit trapping arithmetic functions from libgcc2.c and
30106	then include it.
30107
301082009-04-01  Rafael Avila de Espindola  <espindola@google.com>
30109
30110	* varasm.c (default_function_rodata_section): Declare DOT as
30111	const char*.
30112
301132009-04-01  Kai Tietz  <kai.tietz@onevision.com>
30114	    Andrey Galkin  <agalkin@hypercom.com>
30115
30116	PR/39492
30117	* config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
30118	Make object_name unique for each process.
30119
301202009-04-01  Jakub Jelinek  <jakub@redhat.com>
30121
30122	PR other/39591
30123	* omp-low.c (remove_exit_barrier): Don't optimize if there are any
30124	addressable variables in the parallel that could go out of scope while
30125	running queued tasks.
30126
301272009-04-01  Anatoly Sokolov  <aesok@post.ru>
30128
30129	* config/avr/avr.h (avr_case_values_threshold): Remove declaration.
30130	(CASE_VALUES_THRESHOLD): Redefine.
30131	* config/avr/avr.c (avr_override_options): Remove initialization of
30132	avr_case_values_threshold variable.
30133	(avr_case_values_threshold): Remove variable. Add new function.
30134	* config/avr/avr-protos.h (avr_case_values_threshold): Declare.
30135	* config/avr/avr.opt (mno-tablejump): Remove option.
30136	* doc/invoke.texi (AVR Options): Remove -mno-tablejump.
30137
301382009-04-01  DJ Delorie  <dj@redhat.com>
30139
30140	* varasm.c (default_function_rodata_section): Don't assume
30141	anything about where the first '.' in the section name is.
30142
301432009-04-01  Alan Modra  <amodra@bigpond.net.au>
30144
30145	* config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
30146	rs6000_emit_stack_tie.
30147
301482009-03-31  Ian Lance Taylor  <iant@google.com>
30149
30150	* tree-eh.c (tree_remove_unreachable_handlers): Compare
30151	gimple_code with GIMPLE_RESX, not RESX.
30152
301532009-03-31  Joseph Myers  <joseph@codesourcery.com>
30154
30155	* c-common.c (c_get_ident): New.
30156	(c_common_nodes_and_builtins): Call it for type names that may be NULL.
30157
301582009-04-01  Ben Elliston  <bje@au.ibm.com>
30159
30160	* config/rs6000/sysv4.opt (msdata): Improve option description.
30161
301622009-03-31  Steve Ellcey  <sje@cup.hp.com>
30163
30164	* config/ia64/ia64.md (divsf3_internal_lat): Remove.
30165	(divdf3_internal_lat): Remove.
30166	(divxf3_internal_lat): Remove.
30167	(divxf3_internal_thr): Remove.
30168	(divxf): Use divxf3_internal.
30169	* config/ia64/div.md (divsf3_internal_lat): New.
30170	(divdf3_internal_lat): New.
30171	(divxf3_internal): New.
30172
301732009-03-31  Joseph Myers  <joseph@codesourcery.com>
30174
30175	PR c/448
30176	* Makefile.in (USE_GCC_STDINT): Define.
30177	(stmp-int-hdrs): Install stdint.h if applicable.
30178	* c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
30179	if known.
30180	(CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
30181	(SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
30182	UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
30183	INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
30184	INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
30185	UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
30186	INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
30187	UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
30188	UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
30189	(c_common_nodes_and_builtins): Initialize
30190	underlying_wchar_type_node.  Do not initialize
30191	signed_wchar_type_node or unsigned_wchar_type_node.  Initialize
30192	nodes for new types.
30193	(c_stddef_cpp_builtins): Define macros for new types.
30194	* c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
30195	Remove.
30196	(CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
30197	CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
30198	CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
30199	CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
30200	CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
30201	CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
30202	CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
30203	CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
30204	CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
30205	(signed_wchar_type_node, unsigned_wchar_type_node): Remove.
30206	(underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
30207	int16_type_node, int32_type_node, int64_type_node,
30208	uint8_type_node, uint16_type_node, c_uint32_type_node,
30209	c_uint64_type_node, int_least8_type_node, int_least16_type_node,
30210	int_least32_type_node, int_least64_type_node,
30211	uint_least8_type_node, uint_least16_type_node,
30212	uint_least32_type_node, uint_least64_type_node,
30213	int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
30214	int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
30215	uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
30216	uintptr_type_node): Define.
30217	* c-cppbuiltin.c (builtin_define_constants,
30218	builtin_define_type_minmax): New.
30219	(builtin_define_stdint_macros): Define more macros.
30220	(c_cpp_builtins): Define more limit macros.
30221	(type_suffix): New.
30222	(builtin_define_type_max): Define in terms of
30223	builtin_define_type_minmax.  Remove is_long parameter.  All
30224	callers changed.
30225	* config.gcc (use_gcc_stdint): Define.
30226	(tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
30227	Add newlib-stdint.h for generic targets.
30228	* config/glibc-stdint.h, config/newlib-stdint.h,
30229	ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
30230	* config/m32c/m32c.h (UINTPTR_TYPE): Define.
30231	* config/score/score.h (UINTPTR_TYPE): Define.
30232	* config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
30233	INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
30234	UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
30235	INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
30236	UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
30237	INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
30238	UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
30239	UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
30240	* config/spu/spu.h (STDINT_LONG32): Define.
30241	* configure.ac (use_gcc_stdint): Substitute.
30242	* configure: Regenerate.
30243	* doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
30244	__INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
30245	__UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
30246	__INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
30247	__INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
30248	__UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
30249	__INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
30250	__UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
30251	__UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
30252	__WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
30253	__SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
30254	__INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
30255	__UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
30256	__INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
30257	__UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
30258	__INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
30259	__INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
30260	__UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
30261	__UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
30262	__INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
30263	__UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
30264	* doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
30265	INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
30266	INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
30267	INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
30268	UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
30269	INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
30270	UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
30271	UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
30272
302732009-03-31  Bernd Schmidt  <bernd.schmidt@analog.com>
30274
30275	* loop-iv.c (suitable_set_for_replacement): Renamed from
30276	simplify_using_assignment; changed to return bool and to accept new
30277	args DEST and SRC.  Return true iff we find a source/destination pair
30278	that can be used to make a replacement, and fill SRC and DEST if so.
30279	Remove arg ALTERED.  Don't deal with altered regs here.  All callers
30280	changed.
30281	(simplify_using_initial_values): Deal with altered regs here and track
30282	more precisely the effect they have on the validity of our expression.
30283
30284	* loop-iv.c (simplify_using_condition): A condition of the form
30285	(EQ REG CONST) can be used to simply make a substitution.
30286	(simplify_using_initial_values): Keep track of conditions we have seen
30287	and keep using them to simplify new expressions, while applying the
30288	same substitutions to them as to the expression.
30289
30290	* simplify-rtx.c (simplify_relational_operation_1): Simplify
30291	(LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
30292	GEU/LTU reversed.
30293
30294	* loop-iv.c (determine_max_iter): New arg OLD_NITER.  All callers
30295	changed.  Use this when trying to improve the upper bound.
30296	Generate the comparison by using simplify_gen_relational.
30297
30298	* loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
30299
30300	* loop-iv.c (replace_single_def_regs, replace_in_expr): New static
30301	functions.
30302	(simplify_using_assignment, simplify_using_initial_values): Call
30303	replace_in_expr to make replacements.  Call replace_single_def_regs
30304	once on the initial version of the expression.
30305
303062009-03-31  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
30307
30308	PR target/27237
30309	* doc/invoke.texi (ARM Options): Update documentation for -mthumb.
30310
303112009-03-31  Richard Guenther  <rguenther@suse.de>
30312
30313	PR middle-end/31029
30314	* fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
30315	equality comparisons.  Fold C - X CMP X if C % 2 == 1.
30316
303172009-03-31  Richard Guenther  <rguenther@suse.de>
30318
30319	* tree.h (div_if_zero_remainder): Declare.
30320	* fold-const.c (div_if_zero_remainder): Export.
30321	* tree-ssa-forwprop.c
30322	(forward_propagate_addr_into_variable_array_index): Handle
30323	constant array index addition outside of the variable index.
30324
303252009-03-31  Joseph Myers  <joseph@codesourcery.com>
30326
30327	PR target/39592
30328	* config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
30329	define_splits, floatunssi<mode>2): Require x87 conversions from
30330	DImode to be permitted.
30331
303322009-03-31  Joseph Myers  <joseph@codesourcery.com>
30333
30334	PR preprocessor/15638
30335	* c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
30336
303372009-03-31  Richard Guenther  <rguenther@suse.de>
30338
30339	PR middle-end/23401
30340	PR middle-end/27810
30341	* tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
30342	(struct tree_decl_with_vis): Remove gimple_formal_temp member.
30343	* tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
30344	a separate statement.
30345	* gimplify.c (pop_gimplify_context): Remove formal temp handling.
30346	(lookup_tmp_var): Likewise.
30347	(is_gimple_formal_tmp_or_call_rhs): Remove.
30348	(is_gimple_reg_or_call_rhs): Rename to ...
30349	(is_gimple_reg_rhs_or_call): ... this.
30350	(is_gimple_mem_or_call_rhs): Rename to ...
30351	(is_gimple_mem_rhs_or_call): ... this.
30352	(internal_get_tmp_var): Use is_gimple_reg_rhs_or_call.  Set
30353	DECL_GIMPLE_REG_P only if is_formal is true.
30354	(gimplify_compound_lval): Use is_gimple_reg.  Remove workaround
30355	for non-proper post-modify expression gimplification.
30356	(gimplify_self_mod_expr): For post-modify expressions gimplify
30357	the lvalue to a minimal lvalue.
30358	(rhs_predicate_for): Remove formal temp case.
30359	(gimplify_modify_expr_rhs): Likewise.
30360	(gimplify_addr_expr): Use is_gimple_reg.
30361	(gimplify_expr): Remove formal temp cases.
30362	(gimple_regimplify_operands): Likewise.
30363	* tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
30364	and FILTER_EXPR like constants.
30365	* gimple.c (walk_gimple_op): Fix val_only initialization, use
30366	is_gimple_reg.
30367	(is_gimple_formal_tmp_rhs): Remove.
30368	(is_gimple_reg_rhs): Remove special casing.
30369	(is_gimple_mem_rhs): Fix.
30370	(is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
30371	(is_gimple_formal_tmp_var): Remove.
30372	(is_gimple_formal_tmp_reg): Likewise.
30373	(is_gimple_min_lval): Allow invariant component ref parts.
30374	* gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
30375	is_gimple_formal_tmp_reg): Remove declarations.
30376	* tree-cfg.c (verify_expr): Verify that variables with address
30377	taken do not have DECL_GIMPLE_REG_P set.
30378	* tree-mudflap.c (mf_build_check_statement_for): Use
30379	force_gimple_operand instead of gimplify_expr.
30380
303812009-03-31  Ayal Zaks  <zaks@il.ibm.com>
30382
30383	* modulo-sched.c (sms_schedule_by_order): Pass the actual
30384	schedulable rows to compute_split_row.
30385
303862009-03-31  Ben Elliston  <bje@au.ibm.com>
30387
30388	PR target/31635
30389	* config/rs6000/rs6000.c (rs6000_handle_option): Handle
30390	OPT_mvrsave.
30391
303922009-03-31  Alan Modra  <amodra@bigpond.net.au>
30393
30394	* doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
30395	* configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
30396	* configure: Regenerate.
30397	* config.in: Regenerate.
30398	* config/rs6000/rs6000.opt (mtls-markers): Add.
30399	* config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
30400	* config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
30401	(tls_ld_aix, tls_ld_sysv): Likewise.
30402	(tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
30403	(tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
30404
304052009-03-31  Alan Modra  <amodra@bigpond.net.au>
30406
30407	* config/spu/spu.c (spu_expand_prologue): Delete redundant code.
30408
304092009-03-30  Jan Hubicka  <jh@suse.cz>
30410
30411	* tree-eh.c (make_eh_edges): Set probability 100% to first edge
30412	out of RESX.
30413	(tree_remove_unreachable_handlers): Cleanup EH predecestor
30414	detection and label handling.
30415
304162009-03-30  Vladimir Makarov  <vmakarov@redhat.com>
30417
30418	* ira-int.h (ira_allocno): Rename left_conflicts_num to
30419	left_conflicts_size.
30420	(ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
30421	ALLOCNO_LEFT_CONFLICTS_SIZE.
30422
30423	* ira-color.c (allocno_spill_priority, push_allocno_to_stack,
30424	remove_allocno_from_bucket_and_push,
30425	allocno_spill_priority_compare, push_allocnos_to_stack,
30426	setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
30427	instead of ALLOCNO_LEFT_CONFLICTS_NUM.
30428	(setup_allocno_left_conflicts_num): Ditto.  Rename to
30429	setup_allocno_left_conflicts_size.
30430	(put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
30431	instead of ALLOCNO_LEFT_CONFLICTS_NUM and
30432	setup_allocno_left_conflicts_size instead of
30433	setup_allocno_left_conflicts_num.
30434
30435	* ira-build.c (ira_create_allocno): Use
30436	ALLOCNO_LEFT_CONFLICTS_SIZE instead of
30437	ALLOCNO_LEFT_CONFLICTS_NUM.
30438
304392009-03-30  Vladimir Makarov  <vmakarov@redhat.com>
30440
30441	* reload.c (push_reload, find_dummy_reload): Use df_get_live_out
30442	instead of DF_LR_OUT.
30443
30444	* ira-lives.c (process_bb_node_lives): Ditto.
30445
30446	* ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
30447	instead of DF_LR_{OUT,IN}.
30448
30449	* ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
30450
30451	* ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
30452
304532009-03-30  Jan Hubicka  <jh@suse.cz>
30454
30455	* except.c (label_to_region_map): Fix thinko.
30456
304572009-03-30  Steve Ellcey  <sje@cup.hp.com>
30458
30459	PR middle-end/38237
30460	* tree.h (tree_find_value): New declaration.
30461	* tree.c (tree_find_value): New function.
30462	* varasm.c (assemble_external): Avoid duplicate entries on lists.
30463
304642009-03-30  Jakub Jelinek  <jakub@redhat.com>
30465
30466	PR debug/39563
30467	* c-decl.c (struct c_binding): Add locus field.
30468	(bind): Add locus argument, set locus field from it.
30469	(pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
30470	add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
30471	(push_file_scope, pushtag, pushdecl, pushdecl_top_level,
30472	implicitly_declare, undeclared_variable, lookup_label,
30473	declare_label, c_make_fname_decl, c_builtin_function,
30474	c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
30475	bind callers.
30476
304772009-03-30  H.J. Lu  <hongjiu.lu@intel.com>
30478
30479	PR target/38781
30480	* config/i386/i386.c (classify_argument): Check total size of
30481	structure.
30482
304832009-03-30  Martin Jambor  <mjambor@suse.cz>
30484
30485	* ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
30486	IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
30487	IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
30488	respectively.
30489
30490	* tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
30491	seen_variable_array_ref while also traversing a union.
30492
30493	* tree-inline.c (optimize_inline_calls): Do not call
30494	cgraph_node_remove_callees.
30495	* cgraphbuild.c (remove_cgraph_callee_edges): New function.
30496	(pass_remove_cgraph_callee_edges): New variable.
30497	* passes.c (init_optimization_passes): Add
30498	pass_remove_cgraph_callee_edges after early inlining and before all
30499	late intraprocedural passes.
30500
30501	* omp-low.c (expand_omp_taskreg): Always set current_function_decl.
30502
305032009-03-30  Paolo Bonzini  <bonzini@gnu.org>
30504
30505	* config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
30506	Fix typos in names.
30507
305082009-03-30  Paolo Bonzini  <bonzini@gnu.org>
30509
30510	* combine.c (simplify_comparison): Use have_insn_for.
30511	* dojump.c (do_jump): Likewise.
30512
305132009-03-30  Paolo Bonzini  <bonzini@gnu.org>
30514
30515	* config/sparc/sparc.c (sparc_compare_emitted): Remove.
30516	(gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
30517	sparc_compare_op0 like sparc_compare_emitted used to be handled.
30518	(sparc_expand_compare_and_swap_12): Set sparc_compare_op0
30519	instead of sparc_compare_emitted.
30520	* config/sparc/sparc.h (sparc_compare_emitted): Remove.
30521	* config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
30522	instead of sparc_compare_emitted.
30523
305242009-03-30  Paolo Bonzini  <bonzini@gnu.org>
30525
30526	* bb-reorder.c (partition_hot_cold_basic_blocks): Do not
30527	enter/exit cfglayout mode.
30528	(pass_partition_block): Require it.
30529	* combine.c (find_single_use, reg_dead_at_p): Use CFG.
30530	(combine_instructions): Track basic blocks instead of labels.
30531	(update_cfg_for_uncondjump): New.
30532	(try_combine): Use it.  Update jumps after rescanning.
30533	(pass_combine): Require PROP_cfglayout.
30534	* passes.c (pass_outof_cfg_layout_mode): Move after regmove.
30535
305362009-03-30  Paolo Bonzini  <bonzini@gnu.org>
30537
30538	* cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
30539	Provide/destroy PROP_cfglayout respectively.
30540	* gcse.c (pass_jump_bypass, pass_gcse): Require it.
30541	* tree-pass.h (PROP_cfglayout): New.
30542
305432009-03-30  Paolo Bonzini  <bonzini@gnu.org>
30544
30545	* fold-const.c (const_binop, fold_convert_const_real_from_fixed,
30546	fold_convert_const_fixed_from_fixed,
30547	fold_convert_const_fixed_from_int,
30548	fold_convert_const_fixed_from_real, fold_negate_const): Do not
30549	set TREE_CONSTANT_OVERFLOW.
30550	* tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
30551	* tree.h (TREE_CONSTANT_OVERFLOW): Delete.
30552
305532009-03-30  Ira Rosen  <irar@il.ibm.com>
30554
30555	* tree-vect-loop-manip.c: New file.
30556	* tree-vectorizer.c: Update documentation and included files.
30557	(vect_loop_location): Make extern.
30558	(rename_use_op): Move to tree-vect-loop-manip.c
30559	(rename_variables_in_bb, rename_variables_in_loop,
30560	slpeel_update_phis_for_duplicate_loop,
30561	slpeel_update_phi_nodes_for_guard1,
30562	slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
30563	slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
30564	slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
30565	set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
30566	find_loop_location): Likewise.
30567	(new_stmt_vec_info): Move to tree-vect-stmts.c.
30568	(init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
30569	get_vectype_for_scalar_type, vect_is_simple_use,
30570	supportable_widening_operation, supportable_narrowing_operation):
30571	Likewise.
30572	(bb_in_loop_p): Move to tree-vect-loop.c.
30573	(new_loop_vec_info, destroy_loop_vec_info,
30574	reduction_code_for_scalar_code, report_vect_op,
30575	vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
30576	(vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
30577	(vect_supportable_dr_alignment): Likewise.
30578	* tree-vectorizer.h (tree-data-ref.h): Include.
30579	(vect_loop_location): Declare.
30580	Reorganize function declarations according to the new file structure.
30581	* tree-vect-loop.c: New file.
30582	* tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
30583	tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
30584	* tree-vect-data-refs.c: New file.
30585	* tree-vect-patterns.c (timevar.h): Don't include.
30586	* tree-vect-stmts.c: New file.
30587	* tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
30588	tree-vect-slp.c, tree-vect-loop.c.
30589	* Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
30590	tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
30591	tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
30592	(tree-vect-analyze.o): Remove.
30593	(tree-vect-transform.o): Likewise.
30594	(tree-vect-data-refs.o): Add rule.
30595	(tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
30596	tree-vect-slp.o): Likewise.
30597	(tree-vect-patterns.o): Remove redundant dependencies.
30598	(tree-vectorizer.o): Likewise.
30599	* tree-vect-slp.c: New file.
30600
306012009-03-30  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
30602
30603	* optc-gen.awk: Warn if an option flag has multiple different
30604	help strings.
30605
306062009-03-30  Sebastian Pop  <sebastian.pop@amd.com>
30607
30608	* doc/invoke.texi (-floop-interchange, -floop-strip-mine,
30609	-floop-block): Document dependences on PPL, CLooG and Graphite.
30610
306112009-03-30  Joseph Myers  <joseph@codesourcery.com>
30612
30613	PR rtl-optimization/323
30614	* c-common.c (c_fully_fold, convert_and_check,
30615	c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
30616	(c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
30617	* c-common.def (EXCESS_PRECISION_EXPR): New.
30618	* c-cppbuiltin.c (builtin_define_float_constants): Define
30619	constants with enough digits for long double.
30620	* c-lex.c (interpret_float): Interpret constant with excess
30621	precision where appropriate.
30622	* c-opts.c (c_common_post_options): Set
30623	flag_excess_precision_cmdline.  Give an error for
30624	-fexcess-precision=standard for C++ for processors where the
30625	option is significant.
30626	* c-parser.c (c_parser_conditional_expression): Handle excess
30627	precision in condition.
30628	* c-typeck.c (convert_arguments): Handle arguments with excess
30629	precision.
30630	(build_unary_op): Move excess precision outside operation.
30631	(build_conditional_expr): Likewise.
30632	(build_compound_expr): Likewise.
30633	(build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
30634	(build_modify_expr): Handle excess precision in RHS.
30635	(convert_for_assignment): Handle excess precision in converted
30636	value.
30637	(digest_init, output_init_element, process_init_element): Handle
30638	excess precision in initializer.
30639	(c_finish_return): Handle excess precision in return value.
30640	(build_binary_op): Handle excess precision in operands and add
30641	excess precision as needed for operation.
30642	* common.opt (-fexcess-precision=): New option.
30643	* config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
30644	* config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
30645	For standard excess precision, output explicit conversion to and
30646	truncation from XFmode.
30647	(*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
30648	*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
30649	*float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
30650	define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
30651	define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
30652	floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
30653	divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
30654	*fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
30655	*fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
30656	define_splits, sqrt<mode>2): Disable where appropriate for
30657	standard excess precision.
30658	* convert.c (convert_to_real): Do not shorten arithmetic to type
30659	for which excess precision would be used.
30660	* defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
30661	* doc/invoke.texi (-fexcess-precision=): Document option.
30662	(-mfpmath=): Correct index entry.
30663	* flags.h (enum excess_precision, flag_excess_precision_cmdline,
30664	flag_excess_precision): New.
30665	* langhooks.c (lhd_post_options): Set
30666	flag_excess_precision_cmdline.
30667	* opts.c (common_handle_option): Handle -fexcess-precision=.
30668	* toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
30669	init_excess_precision): New.
30670	(lang_dependent_init_target): Call init_excess_precision.
30671	* tree.c (excess_precision_type): New.
30672	* tree.h (excess_precision_type): Declare.
30673
306742009-03-30  Joseph Myers  <joseph@codesourcery.com>
30675
30676	PR c/35235
30677	* c-typeck.c (build_component_ref): Do not copy qualifiers from
30678	non-lvalue to component.
30679
306802009-03-29  Joseph Myers  <joseph@codesourcery.com>
30681
30682	PR preprocessor/34695
30683	* Makefile.in (c-opts.o): Depend on c-tree.h.
30684	* c-common.c: Move down include of diagnostic.h.
30685	(done_lexing, c_cpp_error): New.
30686	* c-common.h (done_lexing): Declare.
30687	* c-decl.c (c_write_global_declarations): Don't check cpp_errors
30688	(parse_in).
30689	* c-opts.c: Include c-tree.h.
30690	(c_common_init_options): Set preprocessor error callback.
30691	(c_common_handle_option): Do not set preprocessor
30692	inhibit_warnings, warnings_are_errors, warn_system_headers,
30693	pedantic_errors or inhibit_warnings flags.
30694	(c_common_post_options): Do not check cpp_errors (parse_in).
30695	(c_common_finish): Do not output dependencies if there were
30696	errors.  Do not check return value of cpp_finish.
30697	* c-ppoutput.c (pp_file_change): Set input_location.
30698	* c-tree.h (c_cpp_error): Declare.
30699	* diagnostic.c (diagnostic_set_info_translated): Also initialize
30700	override_column.
30701	(diagnostic_build_prefix): Check override_column.
30702	* diagnostic.h (diagnostic_info): Add override_column field.
30703	(diagnostic_override_column): Define.
30704
307052009-03-28  Paolo Bonzini  <bonzini@gnu.org>
30706
30707	* c-common.c (c_expand_expr, c_staticp): Remove.
30708	* c-common.def (COMPOUND_LITERAL_EXPR): Delete.
30709	* c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
30710	COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
30711	* c-gimplify.c (gimplify_compound_literal_expr,
30712	optimize_compound_literals_in_ctor): Remove.
30713	(c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
30714	* c-objc-common.h (LANG_HOOKS_STATICP): Remove.
30715	* c-semantics.c (emit_local_var): Remove.
30716
30717	* langhooks-def.h (lhd_expand_expr): Remove.
30718	* langhooks.c (lhd_expand_expr): Remove.
30719	* langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
30720
30721	* expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
30722	handling from c-semantics.c; don't call into langhook.
30723	(expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
30724	* gimplify.c (gimplify_compound_literal_expr,
30725	optimize_compound_literals_in_ctor): Move from c-gimplify.c.
30726	(gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
30727	(gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
30728	as was done in c-gimplify.c.
30729	* tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
30730	* tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
30731	Move from c-common.h.
30732	* tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
30733
30734	* tree.c (staticp): Do not call langhook.
30735	* langhooks.c (lhd_staticp): Delete.
30736	* langhooks-def.h (lhd_staticp): Delete prototype.
30737	(LANG_HOOKS_STATICP): Delete.
30738	(LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
30739
30740	* doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
30741	instead of DECL_STMTs.
30742
307432009-03-29  Joseph Myers  <joseph@codesourcery.com>
30744
30745	PR c/456
30746	PR c/5675
30747	PR c/19976
30748	PR c/29116
30749	PR c/31871
30750	PR c/35198
30751	* builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
30752	void_type_node.
30753	(fold_call_expr): Return a NOP_EXPR from folding rather than the
30754	contained expression.
30755	* c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
30756	(c_common_truthvalue_conversion): Use c_save_expr.  Do not fold
30757	conditional expressions for C.
30758	(decl_constant_value_for_optimization): Move from
30759 	decl_constant_value_for_broken_optimization in c-typeck.c.  Check
30760	whether optimizing and that the expression is a VAR_DECL not of
30761	array type instead of doing such checks in the caller.  Do not
30762	check pedantic.  Call gcc_unreachable for C++.
30763	* c-common.def (C_MAYBE_CONST_EXPR): New.
30764	* c-common.h (c_fully_fold, c_save_expr,
30765	decl_constant_value_for_optimization): New prototypes.
30766	(C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
30767	C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
30768	EXPR_INT_CONST_OPERANDS): Define.
30769	* c-convert.c (convert): Strip nops from expression.
30770	* c-decl.c (groktypename): Take extra parameters expr and
30771	expr_const_operands.  Update call to grokdeclarator.
30772	(start_decl): Update call to grokdeclarator.  Add statement for
30773	expressions used in type of decl.
30774	(grokparm): Update call to grokdeclarator.
30775	(push_parm_decl): Update call to grokdeclarator.
30776	(build_compound_literal): Add parameter non_const and build a
30777	C_MAYBE_COSNT_EXPR if applicable.
30778	(grokdeclarator): Take extra parameters expr and
30779	expr_const_operands.  Track expressions used in declaration
30780	specifiers and declarators.  Fold array sizes and track whether
30781	they are constant expressions and whether they are integer
30782	constant expressions.
30783	(parser_xref_tag): Set expr and expr_const_operands fields in
30784	return value.
30785	(grokfield): Update call to grokdeclarator.
30786	(start_function): Update call to grokdeclarator.
30787	(build_null_declspecs): Set expr and expr_const_operands fields in
30788	return value.
30789	(declspecs_add_type): Handle expressions in typeof specifiers.
30790	* c-parser.c (c_parser_declspecs): Set expr and
30791	expr_const_operands fields for declaration specifiers.
30792	(c_parser_enum_specifier): Likewise.
30793	(c_parser_struct_or_union_specifier): Likewise.
30794	(c_parser_typeof_specifier): Likewise.  Update call to
30795	groktypename.  Fold expression as needed.  Return expressions with
30796	type instead of adding statements.
30797	(c_parser_attributes): Update calls to c_parser_expr_list.
30798	(c_parser_statement_after_labels): Fold expression before passing
30799	to objc_build_throw_stmt.
30800	(c_parser_condition): Fold expression.
30801	(c_parser_asm_operands): Fold expression.
30802	(c_parser_conditional_expression): Use c_save_expr.  Update call
30803	to build_conditional_expr.
30804	(c_parser_alignof_expression): Update call to groktypename.
30805	(c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
30806	original_code.  Fold expression argument of va_arg.  Create
30807	C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
30808	argument to va_arg.  Update calls to groktypename.  Fold array
30809	index for offsetof.  Verify that first argument to
30810	__builtin_choose_expr has integer type.
30811	(c_parser_postfix_expression_after_paren_type): Update calls to
30812	groktypename and build_compound_literal.  Handle expressions with
30813	side effects in type name.
30814	(c_parser_postfix_expression_after_primary): Update call to
30815	c_parser_expr_list.  Set original_code for calls to
30816	__builtin_constant_p.
30817	(c_parser_expr_list): Take extra parameter fold_p.  Fold
30818	expressions if requested.
30819	(c_parser_objc_type_name): Update call to groktypename.
30820	(c_parser_objc_synchronized_statement): Fold expression.
30821	(c_parser_objc_receiver): Fold expression.
30822	(c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
30823	(c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
30824	c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
30825	* c-tree.h (CONSTRUCTOR_NON_CONST): Define.
30826	(struct c_typespec): Add elements expr and expr_const_operands.
30827	(struct c_declspecs): Add elements expr and expr_const_operands.
30828	(groktypename, build_conditional_expr, build_compound_literal):
30829	Update prototypes.
30830	(in_late_binary_op): Declare.
30831	* c-typeck.c (note_integer_operands): New function.
30832	(in_late_binary_op): New variable.
30833	(decl_constant_value_for_broken_optimization): Move to c-common.c
30834	and rename to decl_constant_value_for_optimization.
30835	(default_function_array_conversion): Do not strip nops.
30836	(default_conversion): Do not call
30837	decl_constant_value_for_broken_optimization.
30838	(build_array_ref): Do not fold result.
30839	(c_expr_sizeof_expr): Fold operand.  Use C_MAYBE_CONST_EXPR for
30840	result when operand is a VLA.
30841	(c_expr_sizeof_type): Update call to groktypename.  Handle
30842	expressions included in type name.  Use C_MAYBE_CONST_EXPR for
30843	result when operand names a VLA type.
30844	(build_function_call): Update call to build_compound_literal.
30845	Only fold result for calls to __builtin_* functions.  Strip
30846	NOP_EXPR from INTEGER_CST returned from such functions.  Fold
30847	the function designator.
30848	(convert_arguments): Fold arguments.  Update call to
30849	convert_for_assignment.
30850	(build_unary_op): Handle increment and decrement of
30851	C_MAYBE_CONST_EXPR.  Move lvalue checks for increment and
30852	decrement earlier.  Fold operand of increment and decrement.
30853	Handle address of C_MAYBE_CONST_EXPR.  Only fold expression being
30854	built for integer operand.  Wrap returns that are INTEGER_CSTs
30855	without being integer constant expressions or that have integer
30856	constant operands without being INTEGER_CSTs.
30857	(lvalue_p): Handle C_MAYBE_CONST_EXPR.
30858	(build_conditional_expr): Add operand ifexp_bcp.  Track whether
30859	result is an integer constant expression or can be used in
30860	unevaluated parts of one and avoid folding and wrap as
30861	appropriate.  Fold operands before possibly doing -Wsign-compare
30862	warnings.
30863	(build_compound_expr): Wrap result for C99 if operands can be used
30864	in integer constant expressions.
30865	(build_c_cast): Update call to digest_init.  Do not ignore
30866	overflow from casting floating-point constants to integers.  Wrap
30867	results that could be confused with integer constant expressions,
30868	null pointer constants or floating-point constants.
30869	(c_cast_expr): Update call to groktypename.  Handle expressions
30870	included in type name.
30871	(build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR.  Fold
30872	lhs inside possible SAVE_EXPR.  Fold RHS before assignment.
30873	Update calls to convert_for_assignment.
30874	(convert_for_assignment): Take new parameter
30875	null_pointer_constant.  Do not strip nops or call
30876	decl_constant_value_for_broken_optimization.  Set
30877	in_late_binary_op for conversions to boolean.
30878	(store_init_value): Update call to digest_init.
30879	(digest_init): Take new parameter null_pointer_constant.  Do not
30880	call decl_constant_value_for_broken_optimization.  pedwarn for
30881	initializers not constant expressions.  Update calls to
30882	convert_for_assignment.
30883	(constructor_nonconst): New.
30884	(struct constructor_stack): Add nonconst element.
30885	(really_start_incremental_init, push_init_level, pop_init_level):
30886	Handle constructor_nonconst and nonconst element.
30887	(set_init_index): Call constant_expression_warning for array
30888	designators.
30889	(output_init_element): Fold value.  Set constructor_nonconst as
30890	applicable.  pedwarn for initializers not constant expressions.
30891	Update call to digest_init.  Call constant_expression_warning
30892	where constant initializers are required.
30893	(process_init_element): Use c_save_expr.
30894	(c_finish_goto_ptr): Fold expression.
30895	(c_finish_return): Fold return value.  Update call to
30896	convert_for_assignment.
30897	(c_start_case): Fold switch expression.
30898	(c_process_expr_stmt): Fold expression.
30899	(c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
30900	ensure statement expression is not evaluated in constant expression.
30901	(build_binary_op): Track whether results are integer constant
30902	expressions or may occur in such, disable folding and wrap results
30903	as applicable.  Fold operands for -Wsign-compare warnings unless
30904	in_late_binary_op.
30905	(c_objc_common_truthvalue_conversion): Handle results folded to
30906	integer constants that are not integer constant expressions.
30907	* doc/extend.texi: Document when typeof operands are evaluated,
30908	that condition of __builtin_choose_expr is an integer constant
30909	expression, and more about use of __builtin_constant_p in
30910	initializers.
30911
309122009-03-29  Richard Guenther  <rguenther@suse.de>
30913
30914	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
30915	propagate addresses of array references.
30916
309172009-03-29  Steven Bosscher  <steven@gcc.gnu.org>
30918
30919	* regmove.c (perhaps_ends_bb_p): Remove.
30920	(optimize_reg_copy_1): Don't call perhaps_ends_bb_p.  Get basic block
30921	from INSN and check that the main loop stays within that basic block.
30922	(optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
30923	(regmove_forward_pass): Split out from regmove_optimize.  Use
30924	FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
30925	(regmove_backward_pass): Split out from regmove_optimize.  Use
30926	FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
30927	(regmove_optimize): Simplify.
30928
309292009-03-29  H.J. Lu  <hongjiu.lu@intel.com>
30930
30931	PR target/39545
30932	* config/i386/i386.c (classify_argument): Ignore flexible array
30933	member in struct and warn ABI change.
30934
309352009-03-29  H.J. Lu  <hongjiu.lu@intel.com>
30936
30937	* config/i386/i386-protos.h (ix86_agi_dependent): New.
30938
30939	* config/i386/i386.c (ix86_agi_dependent): Rewrite.
30940	(ix86_adjust_cost): Updated.
30941
309422009-03-29  Jan Hubicka  <jh@suse.cz>
30943
30944	PR middle-end/28850
30945	* tree-pass.h (pass_cleanup_eh): New function.
30946	(remove_unreachable_regions): Break code handling RTL
30947	to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
30948	that can not be reached by runtime.
30949	(can_be_reached_by_runtime): New function.
30950	(label_to_region_map): New function.
30951	(num_eh_regions): New function.
30952	(rtl_remove_unreachable_regions): New function.
30953	(convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
30954	(remove_eh_region): New function.
30955	* except.h: Include sbitmap and vecprim.
30956	(remove_eh_region, remove_unreachable_regions, label_to_region_map,
30957	num_eh_regions): Declare.
30958	* passes.c (init_optimization_passes): Schedule cleanup_eh.
30959	* Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
30960	* tree-eh.c (tree_remove_unreachable_handlers): New function.
30961	(tree_empty_eh_handler_p): New function.
30962	(cleanup_empty_eh): New function.
30963	(cleanup_eh): New function.
30964	(pass_cleanup_eh): New function.
30965
309662009-03-29  Jan Hubicka  <jh@suse.cz>
30967
30968	* except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
30969	for removed regions.
30970
309712009-03-29  Jan Hubicka  <jh@suse.cz>
30972
30973	* except.c (dump_eh_tree): Dump all datastructures.
30974
309752009-03-29  Jan Hubicka  <jh@suse.cz>
30976
30977	* except.c (duplicate_eh_regions_0): Handle AKA bitmap.
30978	(duplicate_eh_regions_1): Likewise.
30979	(duplicate_eh_regions): Likewise; cleanup code gorwing the region
30980	vector; call EH verification.
30981	(foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30982	Be ready for region being removed.
30983
309842009-03-29  Jan Hubicka  <jh@suse.cz>
30985
30986	* bitmap.c (bitmap_last_set_bit): New function.
30987	* bitmap.h (bitmap_last_set_bit): Declare.
30988
309892009-03-29  David Ayers  <ayers@fsfe.org>
30990
30991	PR objc/27377
30992	* c-typeck.c (build_conditional_expr): Emit ObjC warnings
30993	by calling objc_compare_types and surpress warnings about
30994	incompatible C pointers that are compatible ObjC pointers.
30995
309962009-03-29  Adam Nemet  <anemet@caviumnetworks.com>
30997
30998	* cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
30999	call initialize_inline_failed.
31000	(initialize_inline_failed): Move it from here ...
31001	* cgraph.c (initialize_inline_failed): ... to here.
31002	(cgraph_create_edge): Call initialize_inline_failed rather than
31003	setting inline_failed directly.
31004
310052009-03-29  Ben Elliston  <bje@au.ibm.com>
31006
31007	PR target/32542
31008	* sysv4.opt (msdata): Improve comment.
31009	* linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
31010	* sysv4.h (SVR4_ASM_SPEC): Likewise.
31011
310122009-03-29  Ben Elliston  <bje@au.ibm.com>
31013
31014	PR target/30451
31015	* config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
31016	load and store attributes.
31017
310182009-03-29  Ben Elliston  <bje@au.ibm.com>
31019
31020	* config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
31021	(ix86_init_builtins): Add built-in function __builtin_huge_valq.
31022	(ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
31023	* doc/extend.texi (X86 Built-in Functions): Add index entries for
31024	__builtin_infq and __builtin_huge_valq.
31025
310262009-03-28  Anatoly Sokolov  <aesok@post.ru>
31027
31028	* config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
31029	atmega8m1 devices.
31030	* config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
31031	* config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
31032
310332009-03-28  Xinliang David Li  <davidxl@google.com>
31034
31035	* tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
31036	(do_dbg_cnt): New function.
31037
310382009-03-28  Jan Hubicka  <jh@suse.cz>
31039
31040	Merge from pretty-ipa:
31041
31042	2009-03-27  Jan Hubicka  <jh@suse.cz>
31043
31044	* cgraph.c (dump_cgraph_node): Add replace output flag by process.
31045	* tree-pass.h (function_called_by_processed_nodes_p): Declare.
31046	* passes.c (function_called_by_processed_nodes_p): New.
31047	* ipa-pure-const.c (check_call): Fix handling of operands.
31048	(analyze_function): Dump debug output for skipped bodies.
31049	(local_pure_const): Use function_called_by_processed_nodes_p.
31050	* dwarf2out.c (reference_to_unused): Use output.
31051	* passes.c (do_per_function_toporder): Likewise.
31052
31053	2008-11-12  Jan Hubicka  <jh@suse.cz>
31054
31055	* tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
31056	* ipa-pure-const.c (funct_state_d): Add can throw field; make
31057	state_set_in_source enum
31058	(check_decl): Ignore memory tags; do not set fake looping flags;
31059	dump diagnostics.
31060	(check_operand, check_tree, check_rhs_var, check_lhs_var,
31061	get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
31062	(check_call, analyze_function): Rewrite.
31063	(check_stmt): New.
31064	(add_new_function): Update call of analyze_function.
31065	(generate_summary): Add call of analyze_function.
31066	(propagate): Propagate can_throw; handle state_set_in_source correctly.
31067	(local_pure_const): New function.
31068	(pass_local_pure_const): New pass.
31069	* ipa-inline.c (inline_transform): Set after_inlining.
31070	* tree-eh.c (stmt_can_throw_external): New.
31071	* tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
31072	work with aliasing built.
31073	* tree-flow.h (stmt_can_throw_external): New.
31074	* passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
31075	and local pure/const pass in early and late optimization queue.
31076
310772009-03-28  Martin Jambor  <mjambor@suse.cz>
31078
31079	* fold-const.c (get_pointer_modulus_and_residue): New parameter
31080	allow_func_align.
31081	(fold_binary): Allow function decl aligment consideration is the
31082	second argument is integer constant one.
31083	* tree-ssa-forwprop.c (simplify_bitwise_and): New function.
31084	(tree_ssa_forward_propagate_single_use_vars): Handle assing statements
31085	with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
31086
310872009-03-28  Jan Hubicka  <jh@suse.cz>
31088
31089	* dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
31090	* tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
31091	* function.h (rtl_data): Add nothrow flag.
31092	* except.c (set_nothrow_function_flags): Use crtl->nothrow;
31093	set DECL_NOTHROW for AVAILABLE functions.
31094
310952009-03-28  Jakub Jelinek  <jakub@redhat.com>
31096
31097	* config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
31098	following vector keyword has expansion starting with pixel or bool
31099	keyword, expand vector to __vector and pixel or bool to __pixel or
31100	__bool.
31101
31102	PR c++/39554
31103	* opts.c (warning_disallowed_functions, warn_disallowed_functions,
31104	warn_if_disallowed_function_p): Removed.
31105	(common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
31106	* c-parser.c (c_parser_postfix_expression_after_primary): Don't call
31107	warning_if_disallowed_function_p.
31108	* flags.h (warn_if_disallowed_function_p,
31109	warn_disallowed_functions): Removed.
31110	* common.opt (Wdisallowed-function-list=): Removed.
31111	* doc/invoke.texi (-Wdisallowed-function-list=): Removed.
31112
311132009-03-28  Richard Guenther  <rguenther@suse.de>
31114
31115	PR tree-optimization/38723
31116	* tree-ssa-pre.c (compute_avail): Add all default definitions to
31117	the entry block.
31118
311192009-03-28  Jan Hubicka  <jh@suse.cz>
31120
31121	* tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
31122	test introduced by my previous patch.
31123
311242009-03-28  Richard Guenther  <rguenther@suse.de>
31125
31126	* tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
31127	the PHIs value undefined.
31128
311292009-03-28  Jan Hubicka  <jh@suse.cz>
31130
31131	* tree-pass.h (pass_fixup_cfg): New pass.
31132	* ipa-inline.c (inline_transform): Set
31133	always_inline_functions_inlined/after_inlining.
31134	* tree-optimize.c (execute_fixup_cfg): Do not set them here.
31135	(pass_fixup_cfg): New pass.
31136	* passes.c (init_optimization_passes): Add fixup_cfg.
31137
311382009-03-28  Richard Guenther  <rguenther@suse.de>
31139
31140	PR tree-optimization/38458
31141	* tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
31142	argument use the arguments copy-of value.
31143
311442009-03-28  Richard Guenther  <rguenther@suse.de>
31145
31146	PR tree-optimization/38180
31147	* tree-ssa-ccp.c (get_default_value): Simplify.
31148	(likely_value): Likewise.
31149	(surely_varying_stmt_p): Properly handle VOP case.
31150	(ccp_initialize): Likewise.
31151	(ccp_fold): Handle propagating through *&.
31152	(fold_const_aggregate_ref): Also handle decls.
31153
311542009-03-28  Jan Hubicka  <jh@suse.cz>
31155
31156	* cgraph.c (dump_cgraph_node): Add replace output flag by process.
31157	* cgraph.h (cgraph_node): Likewise.
31158	* cgraphunit.c (cgraph_process_new_functions): Set process flag.
31159	(cgraph_reset_node): Use process flag.
31160	(cgraph_mark_functions_to_output): Likewise.
31161	(cgraph_expand_function): Likewise.
31162	(cgraph_expand_all_functions): Likewise.
31163	(cgraph_output_in_order): Likewise.
31164	* dwarf2out.c (reference_to_unused): Likewise.
31165	* passes.c do_per_function_toporder): Likewise.
31166
311672009-03-28  Jan Hubicka  <jh@suse.cz>
31168
31169	Bring from lto-branch:
31170
31171	2008-09-03  Doug Kwan  <dougkwan@google.com>
31172
31173	* cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
31174	enums instead of reason strings.
31175	* cgraph.c (cgraph_create_edge): Same.
31176	(cgraph_inline_failed_string): New function.
31177	* cgraph.h (cgraph_inline_failed_t): New enum type.
31178	(cgraph_inline_failed_string): New prototype.
31179	(struct cgraph_edge): Change type of INLINED_FAILED from constant
31180	char pointer to cgraph_inline_failed_t.
31181	(cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
31182	(cgraph_default_inline_p): Ditto.
31183	* cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
31184	to cgraph_inline_failed_t pointer.
31185	* cif-code.def: New file.
31186	* ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
31187	reason string.
31188	(cgraph_check_inline_limits): Change type of REASON to pointer to
31189	cgraph_inline_failed_t.  Replace reason strings with enums.
31190	(cgraph_default_inline_p): Ditto.
31191	(cgraph_recursive_inlining_p): Ditto.
31192	(update_caller_keys): Change type of FAILED_REASON to
31193	cgraph_inline_failed_t.
31194	(cgraph_set_inline_failed): Change type of REASON to pointer to
31195	cgraph_inline_failed_t.  Call cgraph_inline_failed_string to
31196	convert enums to strings for text output.
31197	(cgraph_decide_inlining_of_small_function): Change FAILED_REASON
31198	to be of type cgraph_inline_failed_t.  Replace reason strings with
31199	enums.  Call cgraph_inline_failed_string to covert enums
31200	to strings for text output.
31201	(cgraph_decide_inlining): Replace reason strings with enums.
31202	(cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
31203	to cgraph_inline_failed_t type.  Call cgraph_inline_failed_string
31204	for text output.
31205	* tree-inline.c (expand_call_inline): Change type of REASON
31206	to cgraph_inline_failed_t.  Replace reason strings with enums.
31207	Call cgraph_inline_failed_string for text output.
31208	* Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
31209	(cgraph.o): Ditto.
31210
312112009-03-28  Jan Hubicka  <jh@suse.cz>
31212
31213	* cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
31214	cgraph_clone_node): Remove master clone handling.
31215	(cgraph_is_master_clone, cgraph_master_clone): Remove.
31216	* cgraph.h (master_clone): Remove.
31217	(cgraph_is_master_clone, cgraph_master_clone): Remove.
31218	* ipa-type-escape.c (type_escape_execute): Remove use of master clone.
31219	(tree-ssa-structalias.c (ipa_pta_execute): Likewise.
31220
312212009-03-28  Jan Hubicka  <jh@suse.cz>
31222
31223	* cgraph.c (cgraph_function_body_availability): Functions declared
31224	inline are always safe to assume that it is not going to be replaced.
31225
312262009-03-28  Richard Guenther  <rguenther@suse.de>
31227
31228	PR tree-optimization/38513
31229	* tree-ssa-pre.c (eliminate): Remove redundant stores.
31230	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
31231	EXC_PTR_EXPR and FILTER_EXPR.
31232	(get_ref_from_reference_ops): Likewise.
31233
312342009-03-28  Richard Guenther  <rguenther@suse.de>
31235
31236	PR tree-optimization/38968
31237	* tree-vect-analyze.c (vect_compute_data_ref_alignment):
31238	Use FLOOR_MOD_EXPR to compute misalignment.
31239
312402009-03-28  Richard Guenther  <rguenther@suse.de>
31241
31242	PR tree-optimization/37795
31243	* tree.h (combine_comparisons): Declare.
31244	* fold-const.c (combine_comparisons): Export.
31245	* tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
31246	comparisons.
31247	(ifcombine_iforif): Use combine_comparisons.
31248
312492009-03-28  Jan Hubicka  <jh@suse.cz>
31250
31251	* tree-eh.c (inlinable_call_p): New function.
31252	(make_eh_edges): Use it.
31253	(verify_eh_edges): Use it.
31254	(stmt_can_throw_external, stmt_can_throw_internal): Use it.
31255	* except.c (reachable_next_level): Add inlinable_function argument
31256	(sjlj_find_directly_reachable_regions): Update.
31257	(add_reachable_handler): Do not set saw_any_handlers.
31258	(reachable_next_level): Handle MUST_NOT_THROW more curefully.
31259	(foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
31260	Add new inlinable call parameter.
31261	(can_throw_internal, can_throw_external): Update.
31262	* except.h (can_throw_internal_1, can_throw_external_1,
31263	foreach_reachable_handler): Update declaration.
31264
312652009-03-28  Joseph Myers  <joseph@codesourcery.com>
31266
31267	* config/arm/t-arm-coff, config/h8300/coff.h,
31268	config/i386/i386-aout.h, config/i386/i386-coff.h,
31269	config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
31270	config/pdp11/2bsd.h, config/rs6000/aix41.h,
31271	config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
31272	fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
31273	scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
31274	sys-types.h: Remove.
31275	* Makefile.in: Remove protoize and fixproto support and references
31276	in comments.
31277	(SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
31278	PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
31279	Remove.
31280	(ALL_HOST_OBJS): Remove $(PROTO_OBJS).
31281	(MOSTLYCLEANFILES): Remove protoize$(exeext) and
31282	unprotoize$(exeext).
31283	(rest.encap): Don't depend on $(STMP_FIXPROTO)
31284	(.PHONY): Don't depend on proto.
31285	(libgcc-support): Don't depend on $(STMP_FIXPROTO).
31286	(proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
31287	protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
31288	deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
31289	build/gen-protos.o, build/scan.o, xsys-protos.h,
31290	build/fix-header$(build_exeext), build/fix-header.o,
31291	build/scan-decls.o, fixhdr.ready, stmp-fixproto,
31292	stmp-install-fixproto): Remove.
31293	(mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
31294	SYSCALLS.c or fixproto files.
31295	(install-common): Don't install protoize.
31296	(install-headers-tar, install-headers-cpio, install-headers-cp):
31297	Don't depend on $(STMP_FIXPROTO).
31298	(install-mkheaders): Don't depend on $(STMP_FIXPROTO).  Don't
31299	install fixproto files or write out fixproto settings.
31300	(uninstall): Don't uninstall protoize.
31301	* config.gcc (use_fixproto): Remove.
31302	(arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
31303	i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
31304	rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
31305	* config/m32r/t-linux (STMP_FIXPROTO): Remove.
31306	* config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
31307	* config/mips/t-iris (FIXPROTO_DEFINES): Remove.
31308	* config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
31309	* config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
31310	* config/t-svr4 (FIXPROTO_DEFINES): Remove.
31311	* config/t-vxworks (STMP_FIXPROTO): Remove.
31312	* configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
31313	STMP_FIXPROTO): Remove.
31314	* config.in, configure: Regenerate.
31315	* crtstuff.c (gid_t, uid_t): Don't undefine.
31316	* doc/install.texi: Change m68k-coff to m68k-elf in example.
31317	(arm-*-coff, arm-*-aout: Remove target entries.
31318	(*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
31319	Remove mention of AIX 4.1.
31320	(m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
31321	* doc/invoke.texi (Running Protoize): Remove.
31322	* doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
31323	(Protoize Caveats): Remove.
31324	* tsystem.h: Update comments on headers assumed to exist.
31325
313262009-03-27  Vladimir Makarov  <vmakarov@redhat.com>
31327
31328	* genautomata.c: Add a new year to the copyright.  Add a new
31329	reference.
31330	(struct insn_reserv_decl): Add comments for member bypass_list.
31331	(find_bypass): Remove.
31332	(insert_bypass): New.
31333	(process_decls): Use insert_bypass.
31334	(output_internal_insn_latency_func): Output all bypasses with the
31335	same input insn in one switch case.
31336
31337	* rtl.def (define_bypass): Describe bypass choice.
31338	* doc/md.texi (define_bypass): Ditto.
31339
313402009-03-27  Richard Guenther  <rguenther@suse.de>
31341
31342	* gimplify.c (mark_addressable): Export.
31343	* tree-flow.h (mark_addressable): Declare.
31344	* tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
31345	* tree-ssa.c (verify_phi_args): Verify that address taken
31346	variables have TREE_ADDRESSABLE set.
31347
313482009-03-27  Richard Guenther  <rguenther@suse.de>
31349
31350	* fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
31351	(build_fold_addr_expr_with_type): ... this.  Remove in_fold handling.
31352	Do not mark decls TREE_ADDRESSABLE.
31353	(build_fold_addr_expr): Adjust.
31354	(fold_addr_expr): Remove.
31355	(fold_unary): Use build_fold_addr_expr.
31356	(fold_comparison): Likewise.
31357	(split_address_to_core_and_offset): Likewise.
31358	* coverage.c (tree_coverage_counter_addr): Mark the array decl
31359	TREE_ADDRESSABLE.
31360	* gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
31361	(gimplify_modify_expr_to_memcpy): Mark source and destination
31362	addressable.
31363	* omp-low.c (create_omp_child_function): Mark the object decl
31364	TREE_ADDRESSABLE.
31365	(lower_rec_input_clauses): Mark the var we take the address of
31366	TREE_ADDRESSABLE.
31367	(lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
31368
313692009-03-27  H.J. Lu  <hongjiu.lu@intel.com>
31370
31371	PR middle-end/39315
31372	* cfgexpand.c (expand_one_stack_var_at): Change alignment
31373	limit to MAX_SUPPORTED_STACK_ALIGNMENT.
31374
313752009-03-27  Richard Guenther  <rguenther@suse.de>
31376
31377	PR tree-optimization/39120
31378	* tree-ssa-structalias.c (handle_rhs_call): Fill out return
31379	constraints.
31380	(handle_lhs_call): Process return constraints.  Add escape
31381	constraints if necessary.
31382	(handle_const_call): Fill out return constraints.  Make nested
31383	case more precise.  Avoid consttmp if possible.
31384	(handle_pure_call): Fill out return constraints.  Avoid
31385	callused if possible.
31386	(find_func_aliases): Simplify call handling.
31387
313882009-03-27  Richard Guenther  <rguenther@suse.de>
31389
31390	PR tree-optimization/39120
31391	* tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
31392	as a representative.
31393	(solve_graph): Do propagate CALLUSED.
31394	(handle_pure_call): Use a scalar constraint from CALLUSED for
31395	the return value.
31396	(find_what_p_points_to): CALLUSED shall not appear in poins-to
31397	solutions.
31398
313992009-03-27  H.J. Lu  <hongjiu.lu@intel.com>
31400
31401	PR c/39323
31402	* c-common.c (handle_aligned_attribute): Properly check alignment
31403	overflow.  Use (1U << i) instead of (1 << i).
31404
31405	* emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
31406
31407	* expr.h (get_mem_align_offset): Updated.
31408
31409	* tree.h (tree_decl_common): Change align to "unsigned int" and
31410	move it before pointer_alias_set.
31411
314122009-03-27  H.J. Lu  <hongjiu.lu@intel.com>
31413	    Jakub Jelinek  <jakub@redhat.com>
31414
31415	PR target/38034
31416	* config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
31417	gr_register_operand with gr_reg_or_0_operand.
31418	(cmpxchg_rel_di): Likewise.
31419	(sync_lock_test_and_set<mode>): Likewise.
31420
314212009-03-27  H.J. Lu  <hongjiu.lu@intel.com>
31422
31423	* jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
31424	(true_regnum): Likewise.
31425
31426	* rtlanal.c (subreg_info): Moved to ...
31427	* rtl.h (subreg_info): Here.  New.
31428	(subreg_get_info): New.
31429
31430	* rtlanal.c (subreg_get_info): Make it extern.
31431
314322009-03-27  H.J. Lu  <hongjiu.lu@intel.com>
31433
31434	PR target/39472
31435	* config/i386/i386.c (ix86_abi): New.
31436	(override_options): Handle -mabi=.
31437	(ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
31438	(ix86_call_abi_override): Likewise.
31439	(init_cumulative_args): Likewise.
31440	(function_arg_advance): Likewise.
31441	(function_arg_64): Likewise.
31442	(function_arg): Likewise.
31443	(ix86_pass_by_reference): Likewise.
31444	(ix86_function_value_regno_p): Likewise.
31445	(ix86_build_builtin_va_list_abi): Likewise.
31446	(setup_incoming_varargs_64): Likewise.
31447	(is_va_list_char_pointer): Likewise.
31448	(ix86_init_machine_status): Likewise.
31449	(ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
31450	(ix86_function_type_abi): Return enum calling_abi.  Rewrite
31451	for 64bit.  Replace DEFAULT_ABI with ix86_abi.
31452	(ix86_function_abi): Make it static and return enum calling_abi.
31453	(ix86_cfun_abi): Return enum calling_abi.  Replace DEFAULT_ABI
31454	with ix86_abi.
31455	(ix86_fn_abi_va_list): Updated.
31456
31457	* config/i386/i386.h (ix86_abi): New.
31458	(STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
31459	(CONDITIONAL_REGISTER_USAGE): Likewise.
31460	(CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
31461	(machine_function): Likewise.
31462
31463	* config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
31464	with ix86_abi.
31465	* config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
31466	(STACK_BOUNDARY): Likewise.
31467	* config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
31468
31469	* config/i386/i386.opt (mabi=): New.
31470
31471	* config/i386/i386-protos.h (ix86_cfun_abi): Changed to
31472	return enum calling_abi.
31473	(ix86_function_type_abi): Likewise.
31474	(ix86_function_abi): Removed.
31475
31476	* doc/invoke.texi: Document -mabi= option for x86.
31477
314782009-03-27  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
31479
31480	* builtins.c (real_dconstp): Delete.
31481	(fold_builtin_logarithm): Remove inaccurate log(e) special case.
31482
314832009-03-27  Dodji Seketeli  <dodji@redhat.com>
31484	    Jakub Jelinek  <jakub@redhat.com>
31485
31486	PR debug/37959
31487	* dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
31488	(gen_subprogram_die): When a function is explicit, generate the
31489	DW_AT_explicit attribute.
31490	* langhooks.h (struct lang_hooks_for_decls): Add
31491	function_decl_explicit_p langhook.
31492	* langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
31493	(LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
31494
314952009-03-27  Jakub Jelinek  <jakub@redhat.com>
31496
31497	* builtins.c (fold_builtin_memory_op): Optimize memmove
31498	into memcpy if we can prove source and destination don't overlap.
31499
31500	* tree-inline.c: Include gt-tree-inline.h.
31501	(clone_fn_id_num): New variable.
31502	(clone_function_name): New function.
31503	(tree_function_versioning): Use it.
31504	* Makefile.in (GTFILES): Add tree-inline.c.
31505
315062009-03-27  Mark Mitchell  <mark@codesourcery.com>
31507
31508	* BASE-VER: Change to 4.5.0.
31509
315102009-03-27  Xinliang David Li  <davidxl@google.com>
31511
31512	PR tree-optimization/39557
31513	* tree-ssa.c (warn_uninitialized_vars): free postdom info.
31514
315152009-03-27  Xinliang David Li  <davidxl@google.com>
31516
31517	PR tree-optimization/39548
31518	* tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
31519	candidate check.
31520
315212009-03-27  H.J. Lu  <hongjiu.lu@intel.com>
31522
31523	* c-common.c (pointer_int_sum): Use %wd on return from
31524	tree_low_cst.
31525
315262009-03-27  H.J. Lu  <hongjiu.lu@intel.com>
31527
31528	* c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
31529	on return from tree_low_cst.
31530
315312009-03-27  Andrew Pinski  <andrew_pinski@playstation.sony.com>
31532
31533	PR c++/36799
31534	* ginclude/stdarg.h (va_copy): Define also for
31535	__GXX_EXPERIMENTAL_CXX0X__.
31536
315372009-03-27  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
31538
31539	PR c++/35652
31540	* builtins.h (c_strlen): Do not warn here.
31541	* c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
31542	* c-common.c (pointer_int_sum): Take an explicit location.
31543	Warn about offsets out of bounds.
31544	* c-common.h (pointer_int_sum): Adjust declaration.
31545
315462009-03-26  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
31547
31548	* doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
31549	markup glitch.
31550
315512009-03-26  Jakub Jelinek  <jakub@redhat.com>
31552
31553	PR c++/39554
31554	* opts.c (warn_if_disallowed_function_p): Don't assume
31555	get_callee_fndecl must return non-NULL.
31556
315572009-03-26  Vladimir Makarov  <vmakarov@redhat.com>
31558
31559	PR rtl-optimization/39522
31560	* reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
31561	when reg_reloaded_valid is set.
31562
315632009-03-26  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
31564
31565	* config/spu/divv2df3.c: New file.
31566	* config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
31567	(DPBIT_FUNCS): Filter out _div_df.
31568
315692009-03-26  Bernd Schmidt  <bernd.schmidt@analog.com>
31570
31571	* config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
31572	a jump insn, count that jump in the distance to the loop start.
31573
315742009-03-25  Kaz Kojima  <kkojima@gcc.gnu.org>
31575
31576	PR target/39523
31577	* config/sh/sh.c (calc_live_regs): Fix condition for global
31578	registers except PIC_OFFSET_TABLE_REGNUM.
31579
315802009-03-25  Kai Tietz  <kai.tietz@onevision.com>
31581
31582	PR/39518
31583	* doc/invoke.texi (-mconsole): New.
31584	(-mcygwin): New.
31585	(-mno-cygwin): New.
31586	(-mdll): New.
31587	(-mnop-fun-dllimport): New.
31588	(-mthread): New.
31589	(-mwin32): New.
31590	(-mwindows): New.
31591	(sub section "i386 and x86-64 Windows Options"): New.
31592
315932009-03-25  Ralf Corsépius  <ralf.corsepius@rtems.org>
31594
31595	* config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
31596	* config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
31597
315982009-03-25  Richard Guenther  <rguenther@suse.de>
31599
31600	PR middle-end/39497
31601	* Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
31602	of -Wno-error.
31603
316042009-03-25  Andrey Belevantsev  <abel@ispras.ru>
31605
31606	* config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
31607	neither of haifa/selective schedulers are working.
31608
316092009-03-25  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
31610
31611	* doc/invoke.texi (Debugging Options): Fix description of
31612	-fno-merge-debug-strings.
31613
316142009-03-24  Hans-Peter Nilsson  <hp@axis.com>
31615
31616	* config/cris/libgcc.ver: New version-script.
31617	* config/cris/t-linux (SHLIB_MAPFILES): Use it.
31618
31619	* configure.ac <GAS features, nop mnemonic>: Add pattern
31620	crisv32-*-* for "nop".
31621	<GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
31622	* configure: Regenerate.
31623
316242009-03-24  Ira Rosen  <irar@il.ibm.com>
31625
31626	PR tree-optimization/39529
31627	* tree-vect-transform.c (vect_create_data_ref_ptr): Call
31628	mark_sym_for_renaming for the tag copied to the new vector
31629	pointer.
31630
316312009-03-24  Arthur Loiret  <aloiret@debian.org>
31632
31633	* config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
31634	* config/alpha/linux.h (host_detect_local_cpu): Declare, add to
31635	EXTRA_SPEC_FUNCTIONS.
31636	(MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
31637	* config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
31638	* doc/invoke.texi (DEC Alpha Options): Document 'native' value for
31639	-march and -mtune options.
31640
316412009-03-24  Ralf Corsépius  <ralf.corsepius@rtems.org>
31642
31643	* config/m68k/t-rtems: Add m5329 multilib.
31644
316452009-03-24  Dodji Seketeli  <dodji@redhat.com>
31646	    Jakub Jelinek  <jakub@redhat.com>
31647
31648	PR debug/39524
31649	* dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
31650	nodes.
31651
316522009-03-23  Jakub Jelinek  <jakub@redhat.com>
31653
31654	PR c/39495
31655	* c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
31656	instead of c_parser_expression_conv, if original_code isn't one of the
31657	4 allowed comparison codes, fail.
31658
316592009-03-23  Richard Guenther  <rguenther@suse.de>
31660
31661	* cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
31662	* tree.h (struct tree_type): Likewise.
31663	* reload.h (struct insn_chain): Likewise.
31664	* dwarf2out.c (struct dw_loc_descr_struct): Likewise.
31665	* function.h (struct function): Likewise.
31666	* tree-ssa-structalias.c (struct equiv_class_label): Likewise.
31667
316682009-03-23  Jakub Jelinek  <jakub@redhat.com>
31669
31670	PR tree-optimization/39516
31671	* lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
31672
316732009-03-23  Bingfeng Mei  <bmei@broadcom.com>
31674
31675	* config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
31676	should be set true if BITS_PER_WORD of target is bigger than 32
31677
316782009-03-22  Hans-Peter Nilsson  <hp@axis.com>
31679
31680	* config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
31681	Translate -B-options to -rpath-link.  Correct existing
31682	rpath-link and conditionalize on !nostdlib.
31683
316842009-03-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
31685
31686	* doc/extend.texi (Function Attributes, Variable Attributes):
31687	Fix typos.
31688	* doc/invoke.texi (Debugging Options, Optimize Options)
31689	(i386 and x86-64 Options, MCore Options): Likewise.
31690
316912009-03-20  Jakub Jelinek  <jakub@redhat.com>
31692
31693	PR debug/37890
31694	* dwarf2out.c (gen_namespace_die): Add context_die argument and use
31695	it for block local namespace aliases.
31696	(gen_decl_die): Pass context_die to gen_namespace_die.
31697
316982009-03-19  Jakub Jelinek  <jakub@redhat.com>
31699
31700	PR c/39495
31701	* c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
31702	minimum or maximum value.
31703
317042009-03-19  Alexandre Oliva  <aoliva@redhat.com>
31705
31706	* reginfo.c (globalize_reg): Recompute derived reg sets.
31707
317082009-03-19  Ozkan Sezer  <sezeroz@gmail.com>
31709
31710	PR target/39063
31711	* libgcc2.c (mprotect): Do not use signed arguments for
31712	VirtualProtect, use DWORD arguments.  Also fix the 'may
31713	be used uninitialized' warning for the np variable.
31714
317152009-03-19  Jakub Jelinek  <jakub@redhat.com>
31716
31717	PR target/39496
31718	* config/i386/i386.c (ix86_function_regparm): Don't optimize local
31719	functions using regparm calling conventions when not optimizing.
31720	(ix86_function_sseregparm): Similarly for sseregparm calling
31721	conventions.
31722
317232009-03-19  Li Feng  <nemokingdom@gmail.com>
31724
31725	PR middle-end/39500
31726	* tree-data-ref.c (analyze_subscript_affine_affine): There is no
31727	dependence if the first conflict is after niter iterations.
31728
317292009-03-19  Hans-Peter Nilsson  <hp@axis.com>
31730
31731	PR middle-end/38609
31732	* config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
31733	functions with dynamic stack-pointer adjustments.
31734
317352009-03-19  Ben Elliston  <bje@au.ibm.com>
31736
31737	* doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
31738	option; change to -msdata=data.
31739
317402009-03-18  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
31741
31742	* c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
31743	and -fopenmp.
31744
317452009-03-18  Eric Botcazou  <ebotcazou@adacore.com>
31746
31747	PR target/35180
31748	* config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
31749
317502009-03-18  Sandra Loosemore  <sandra@codesourcery.com>
31751
31752	* doc/invoke.texi (Code Gen Options): Expand discussion of
31753	-fno-common.
31754
317552009-03-18  Jakub Jelinek  <jakub@redhat.com>
31756
31757	* dse.c (struct group_info): Reorder fields for 64-bit hosts.
31758	* matrix-reorg.c (struct matrix_info): Likewise.
31759	* tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
31760	* rtl.h (struct mem_attrs): Likewise.
31761	* df.h (struct df): Likewise.
31762	* tree-data-ref.h (struct data_dependence_relation): Likewise.
31763	* ira-int.h (struct ira_allocno): Likewise.
31764	* df-scan.c (struct df_collection_rec): Likewise.
31765	* ira.c (struct equivalence): Likewise.
31766	* function.c (struct temp_slot): Likewise.
31767	* cfgloop.h (struct loop): Likewise.
31768
31769	PR debug/39485
31770	* function.c (use_register_for_decl): When not optimizing, disregard
31771	register keyword for variables with types containing methods.
31772
317732009-03-18  Sebastian Pop  <sebastian.pop@amd.com>
31774
31775	PR middle-end/39447
31776	* graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
31777	(is_simple_operand): Call contains_component_ref_p before calling data
31778	reference analysis that would fail on COMPONENT_REFs.
31779
31780	* tree-vrp.c (search_for_addr_array): Fix formatting.
31781
317822009-03-18  Richard Guenther  <rguenther@suse.de>
31783
31784	* tree-vect-transform.c (vect_loop_versioning): Fold the
31785	generated comparisons.
31786	* tree-vectorizer.c (set_prologue_iterations): Likewise.
31787	(slpeel_tree_peel_loop_to_edge): Likewise.
31788
317892009-03-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
31790
31791	PR middle-end/37805
31792	* opts.c (print_specific_help): In addition to `undocumented',
31793	accept `separate' and `joined' flags if passed alone.  Describe
31794	output by the first matched one of those.
31795	(common_handle_option): Skip over empty strings.
31796	* gcc.c (display_help): Fix help string for `--help='.
31797	* doc/invoke.texi (Option Summary, Overall Options): With
31798	`--help=', classes and qualifiers can both be repeated, but
31799	only the latter can be negated.  One should not pass only
31800	negated qualifiers.  Fix markup and examples.
31801
31802	Revert
31803	2008-10-14  Jakub Jelinek  <jakub@redhat.com>
31804	PR middle-end/37805
31805	* opts.c (common_handle_option): Don't ICE on -fhelp=joined
31806	and -fhelp=separate.
31807
318082009-03-17  Jing Yu  <jingyu@google.com>
31809
31810	PR middle-end/39378
31811	* function.h (struct rtl_data): Move is_thunk from here...
31812	(struct function): ...to here.
31813	* cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
31814	* varasm.c (assemble_start_function): Change is_thunk from crtl to
31815	cfun.
31816	* config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
31817	cfun.
31818	(alpha_does_function_need_gp, alpha_start_function): Likewise.
31819	(alpha_output_function_end_prologue): Likewise.
31820	(alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
31821	* config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
31822	(rs6000_output_function_epilogue): Likewise.
31823	* config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
31824
318252009-03-17  Uros Bizjak  <ubizjak@gmail.com>
31826
31827	PR target/39482
31828	* config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
31829	from different units in a single alternative.
31830	(*truncdfsf_i387): Ditto.
31831	(*truncxfsf2_mixed): Ditto.
31832	(*truncxfdf2_mixed): Ditto.
31833
318342009-03-17  Jakub Jelinek  <jakub@redhat.com>
31835
31836	* dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
31837	non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
31838
31839	PR debug/39474
31840	* tree-ssa-live.c (remove_unused_locals): Don't remove local
31841	unused non-artificial variables when not optimizing.
31842
31843	PR debug/39471
31844	* dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
31845	DW_TAG_imported_module even if decl is IMPORTED_DECL with
31846	NAMESPACE_DECL in its DECL_INITIAL.
31847
31848	PR middle-end/39443
31849	* optabs.c (set_user_assembler_libfunc): New function.
31850	* expr.h (set_user_assembler_libfunc): New prototype.
31851	* c-common.c: Include libfuncs.h.
31852	(set_builtin_user_assembler_name): Call set_user_assembler_libfunc
31853	for memcmp, memset, memcpy, memmove and abort.
31854	* Makefile.in (c-common.o): Depend on libfuncs.h.
31855
31856	PR debug/39412
31857	* dwarf2out.c (gen_inlined_enumeration_type_die,
31858	gen_inlined_structure_type_die, gen_inlined_union_type_die,
31859	gen_tagged_type_instantiation_die): Removed.
31860	(gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
31861	do nothing.
31862
318632009-03-17  Janis Johnson  <janis187@us.ibm.com>
31864
31865	PR testsuite/38526
31866	* Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
31867	its use.
31868	(check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
31869	(check-parallel-%): Ditto.
31870	(check-consistency): Ditto.
31871
318722009-03-17  Kai Tietz  <kai.tietz@onevision.com>
31873
31874	* ipa-struct-reorg.c (create_general_new_stmt): Initialize
31875	local variable rhs by NULL_TREE.
31876
318772009-03-17  H.J. Lu  <hongjiu.lu@intel.com>
31878
31879	PR target/39477
31880	* doc/extend.texi: Correct register behavior for regparm on Intel 386.
31881
318822009-03-17  H.J. Lu  <hongjiu.lu@intel.com>
31883
31884	PR target/39476
31885	* config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
31886
318872009-03-17  H.J. Lu  <hongjiu.lu@intel.com>
31888
31889	PR target/39473
31890	* config/i386/i386.c (ix86_expand_call): Check extra clobbers
31891	for ms->sysv ABI calls only in 64bit mode.
31892
31893	* config/i386/i386.md (untyped_call): Support 32bit.
31894
318952009-03-16  H.J. Lu  <hongjiu.lu@intel.com>
31896
31897	* doc/extend.texi: Replace x86_65 with x86_64.
31898
318992009-03-16  Jakub Jelinek  <jakub@redhat.com>
31900
31901	PR tree-optimization/39455
31902	* tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
31903	mismatches for POINTER_TYPE_P (type).
31904	(number_of_iterations_le): Likewise.
31905
319062009-03-16  Hariharan Sandanagobalane  <hariharan@picochip.com>
31907
31908	* config/picochip/picochip.c: Removed profiling support.
31909	* config/picochip/picochip.md: Removed profiling instruction.
31910	* config/picochip/picochip.h: Removed profiling builtin.
31911
319122009-03-16  Joseph Myers  <joseph@codesourcery.com>
31913
31914	* doc/install.texi (--with-host-libstdcxx): Document.
31915
319162009-03-14  Anatoly Sokolov  <aesok@post.ru>
31917
31918	PR target/34299
31919	* config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
31920	generate a warning if the function name does not begin with
31921	"__vector" and the function has either the 'signal' or 'interrupt'
31922	attribute, from here to ...
31923	(avr_declare_function_name): ...here. New function.
31924	* config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
31925	* config/avr/avr-protos.h (avr_declare_function_name): Declare.
31926
319272009-03-14  Jakub Jelinek  <jakub@redhat.com>
31928
31929	PR bootstrap/39454
31930	* cse.c (fold_rtx): Don't modify original const_arg1 when
31931	canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
31932	separate variable instead.
31933	* rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
31934	from out of range shift counts.
31935	(num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
31936
319372009-03-13  Catherine Moore  <clm@codesourcery.com>
31938
31939	* config/i386/x-mingw32 (host-mingw32.o): Replace
31940	diagnostic.h with $(DIAGNOSTIC_H).
31941
319422009-03-12  Jakub Jelinek  <jakub@redhat.com>
31943
31944	PR target/39431
31945	* config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
31946	predicate.
31947	* config/i386/sync.md (sync_compare_and_swap<mode>,
31948	sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
31949	if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
31950	into a register.
31951	(sync_double_compare_and_swapdi_pic,
31952	sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
31953	cmpxchg8b_pic_memory_operand instead of just memory_operand.
31954
319552009-03-12  H.J. Lu  <hongjiu.lu@intel.com>
31956
31957	PR target/39445
31958	* config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
31959
319602009-03-12  H.J. Lu  <hongjiu.lu@intel.com>
31961
31962	PR target/39327
31963	* config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31964	(avx_addsubv4df3): Likewise.
31965	(*avx_addsubv4sf3): Likewise.
31966	(sse3_addsubv4sf3): Likewise.
31967
319682009-03-12  H.J. Lu  <hongjiu.lu@intel.com>
31969
31970	PR target/38824
31971	* config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
31972
319732009-03-12  Vladimir Makarov  <vmakarov@redhat.com>
31974
31975	PR debug/39432
31976	* ira-int.h (struct allocno): Fix comment for calls_crossed_num.
31977	* ira-conflicts.c (ira_build_conflicts): Prohibit call used
31978	registers for allocnos created from user-defined variables.
31979
319802009-03-11  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
31981
31982	PR target/39181
31983	* config/spu/spu.c (spu_expand_mov): Handle invalid subregs
31984	of non-integer mode as well.
31985
319862009-03-11  Adam Nemet  <anemet@caviumnetworks.com>
31987
31988	* gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
31989	for functions for which the parameter types are unknown.
31990
319912009-03-11  Jakub Jelinek  <jakub@redhat.com>
31992
31993	PR target/39137
31994	* cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
31995	* defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
31996	* config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
31997	* config/i386/i386.c (ix86_local_alignment): For
31998	-m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
31999	long long variables on the stack to avoid dynamic realignment.
32000	Allow the first argument to be a decl rather than type.
32001	* doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
32002
320032009-03-11  Nick Clifton  <nickc@redhat.com>
32004
32005	PR target/5362
32006	* config/mcore/mcore.opt: Remove deprecated m4align and m8align
32007	options.
32008	Add description to mno-lsim option.
32009	* config/mcore/mcore.h: Remove comment about deprecated m4align
32010	option.
32011	(TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
32012	* doc/invoke.texi: Add description of mno-lsim and
32013	mstack-increment options.
32014
32015	* config/fr30/fr30.opt: Document the -mno-lsim option.
32016	* doc/invoke.texi: Add descriptions of the FR30's -msmall-model
32017	and -mno-lsim options.
32018
320192009-03-11  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
32020
32021	* fold-const.c (fold_comparison): Only call fold_inf_compare
32022	if the mode supports infinities.
32023
320242009-03-11  Jason Merrill  <jason@redhat.com>
32025
32026	PR debug/39086
32027	* tree-nrv.c (tree_nrv): Don't do this optimization if the front
32028	end already did.  Notice GIMPLE_CALL modifications of the result.
32029	Don't copy debug information from an ignored decl or a decl from
32030	another function.
32031
320322009-03-10  Richard Guenther  <rguenther@suse.de>
32033	    Nathan Froyd  <froydnj@codesourcery.com>
32034
32035	PR middle-end/37850
32036	* libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
32037	(__divMODE3): Likewise.
32038
320392009-03-09  Jakub Jelinek  <jakub@redhat.com>
32040
32041	PR tree-optimization/39394
32042	* gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
32043	DECL_SIZE_UNIT of variable length FIELD_DECLs.
32044
320452009-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
32046
32047	* recog.c (verfiy_changes): Disallow renaming of hard regs in
32048	inline asms for register asm ("") declarations.
32049
320502009-03-09  Eric Botcazou  <ebotcazou@adacore.com>
32051
32052	* fold-const.c (fold_unary): Fix comment.
32053
320542009-03-07  Jan Hubicka  <jh@suse.cz>
32055
32056	PR target/39361
32057	* tree-inline.c (setup_one_parameter): Do replacement of const
32058	argument by constant in SSA form.
32059
320602009-03-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
32061
32062	PR middle-end/38028
32063	* function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
32064	determine alignment passed to assign_stack_local.
32065	(assign_parms_unsplit_complex): Likewise.
32066	* except.c (sjlj_build_landing_pads): Likewise.
32067
320682009-03-06  Jakub Jelinek  <jakub@redhat.com>
32069
32070	PR middle-end/39360
32071	* tree-flow.h (add_referenced_var): Return bool instead of void.
32072	* tree-dfa.c (add_referenced_var): Return result of
32073	referenced_var_check_and_insert call.
32074	* tree-inline.c (expand_call_inline): Call add_referenced_var instead
32075	of referenced_var_check_and_insert.
32076
32077	PR debug/39372
32078	* dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
32079	(gen_variable_die): Emit DW_AT_location on abstract static variable's
32080	DIE, don't emit it if abstract origin already has it.
32081	* tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
32082	BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
32083
320842009-03-06  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
32085
32086	* genpreds.c (needs_variable): Fix parentheses at variable name
32087	detection.
32088	(write_tm_constrs_h): Indent generated code.
32089
320902009-03-06  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
32091
32092	* doc/extend.texi (Function Attributes): Add documentation
32093	for isr attributes.
32094
320952009-03-06  Jakub Jelinek  <jakub@redhat.com>
32096
32097	PR debug/39387
32098	* dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
32099	take locus from its DECL_SOURCE_LOCATION instead of input_location.
32100
321012009-03-05  Bernd Schmidt  <bernd.schmidt@analog.com>
32102
32103	* config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
32104	the loop as bad.
32105
321062009-03-05  Jakub Jelinek  <jakub@redhat.com>
32107
32108	PR debug/39379
32109	* tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
32110	with blocks containing IMPORTED_DECLs in BLOCK_VARS.
32111
321122009-03-05  Uros Bizjak  <ubizjak@gmail.com>
32113
32114	* config/i386/i386.md (R8_REG, R9_REG): New constants.
32115	* config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
32116	constants instead of magic numbers.
32117	(HARD_REGNO_CALLER_SAVE_MODE): Ditto.
32118	(QI_REG_P): Ditto.
32119	* config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
32120	(x86_64_ms_abi_int_parameter_registers): Ditto.
32121	(x86_64_int_return_registers): Ditto.
32122	(ix86_maybe_switch_abi): Ditto.
32123	(ix86_expand_call): Ditto for clobbered_registers array.
32124	(ix86_hard_regno_mode_ok): Ditto.
32125	(x86_extended_QIreg_mentioned_p): Ditto.
32126
321272009-03-05  J"orn Rennecke  <joern.rennecke@arc.com>
32128
32129	PR tree-optimization/39349
32130	* cse.c (cse_insn): Fix loop to stop at VOIDmode.
32131
32132	* combine.c (gen_lowpart_for_combine): Use omode when generating
32133	clobber.
32134
321352009-03-04  J"orn Rennecke  <joern.rennecke@arc.com>
32136
32137	PR rtl-optimization/39235
32138	* loop-iv.c (get_simple_loop_desc): Use XCNEW.
32139
321402009-03-04  Zdenek Dvorak  <ook@ucw.cz>
32141
32142	* graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
32143
321442009-03-04  Richard Guenther  <rguenther@suse.de>
32145
32146	PR tree-optimization/39362
32147	* tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
32148	that occur in abnormal PHIs should be varying.
32149
321502009-03-04  Zdenek Dvorak  <ook@ucw.cz>
32151
32152	* tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
32153	Extend comments.
32154	(simple_iv):  Take loop as an argument instead of statement.
32155	* tree-scalar-evolution.h (simple_iv): Declaration changed.
32156	* tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
32157	to simple_iv.
32158	* tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
32159	Ditto.
32160	* tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
32161	* matrix-reorg.c (analyze_transpose): Ditto.
32162	* tree-data-ref.c (dr_analyze_innermost): Ditto.
32163	* tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
32164	* tree-predcom.c (ref_at_iteration): Ditto.
32165	* tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
32166
321672009-03-04  Richard Guenther  <rguenther@suse.de>
32168
32169	PR tree-optimization/39358
32170	* tree-ssa-structalias.c (do_sd_constraint): Fix check for
32171	escaped_id and callused_id.
32172	(solve_graph): Likewise.
32173
321742009-03-04  Richard Guenther  <rguenther@suse.de>
32175
32176	PR tree-optimization/39339
32177	* tree-sra.c (try_instantiate_multiple_fields): Make it
32178	no longer ICE on the above.
32179
321802009-03-03  Joseph Myers  <joseph@codesourcery.com>
32181
32182	* emit-rtl.c (adjust_address_1): Reduce offset to a signed value
32183	that fits within Pmode.
32184
321852009-03-03  Steve Ellcey  <sje@cup.hp.com>
32186
32187	PR middle-end/10109
32188	* tm.texi (LIBCALL_VALUE): Update description.
32189
321902009-03-03  Steve Ellcey  <sje@cup.hp.com>
32191
32192	PR middle-end/34443
32193	* doc/extend.texi (section): Update description.
32194
321952009-03-03  H.J. Lu  <hongjiu.lu@intel.com>
32196
32197	PR middle-end/39345
32198	* tree-inline.c (remapped_type): New.
32199	(can_be_nonlocal): Call remapped_type instead of remap_type.
32200
322012009-03-03  Jakub Jelinek  <jakub@redhat.com>
32202
32203	PR fortran/39354
32204	* gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
32205	TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
32206
322072009-03-03  Richard Guenther  <rguenther@suse.de>
32208
32209	PR middle-end/39272
32210	* tree.c (tree_nonartificial_location): New function.
32211	* tree.h (tree_nonartificial_location): Declare.
32212	* builtins.c (expand_builtin_memory_chk): Provide location
32213	of the call location for artificial function pieces.
32214	(maybe_emit_chk_warning): Likewise.
32215	(maybe_emit_sprintf_chk_warning): Likewise.
32216	(maybe_emit_free_warning): Likewise.
32217	* expr.c (expand_expr_real_1): Likewise.
32218
322192009-03-03  Jakub Jelinek  <jakub@redhat.com>
32220
32221	PR tree-optimization/39343
32222	* tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
32223	COMPONENT_REF t has ARRAY_TYPE.
32224
322252009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
32226
32227	PR middle-end/39335
32228	* tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
32229	when the type precision of the induction variable should be
32230	larger than the type precision of nit.
32231	(gen_parallel_loop): Update use of canonicalize_loop_ivs.
32232	* graphite.c (graphite_loop_normal_form): Same.
32233	* tree-flow.h (canonicalize_loop_ivs): Update declaration.
32234
322352009-03-02  Uros Bizjak  <ubizjak@gmail.com>
32236
32237	* config/i386/i386.md (ST?_REG, MM?_REG): New constants.
32238	(*call_1_rex64_ms_sysv): Use named constants instead of magic
32239	numbers to describe clobbered registers.
32240	(*call_value_0_rex64_ms_sysv): Ditto.
32241	* config/i386/mmx.md (mmx_emms): Ditto.
32242	(mmx_femms): Ditto.
32243
322442009-03-02  Richard Sandiford  <rdsandiford@googlemail.com>
32245
32246	* config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
32247	of ABI_64.
32248
322492009-03-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
32250
32251	* config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
32252	(spu_section_type_flags): New function.
32253
322542009-03-02  Uros Bizjak  <ubizjak@gmail.com>
32255
32256	* config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
32257	reg_class_contents of FLOAT_REGS into a temporary.
32258
322592009-03-02  Richard Guenther  <rguenther@suse.de>
32260	    Ira Rosen  <irar@il.ibm.com>
32261
32262	PR tree-optimization/39318
32263	* tree-vect-transform.c (vectorizable_call): Transfer the EH region
32264	information to the vectorized statement.
32265
322662009-03-01  Uros Bizjak  <ubizjak@gmail.com>
32267
32268	* config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
32269	variable.  Use defined names instead of magic constants for REX SSE
32270	registers.
32271
322722009-03-01  Richard Guenther  <rguenther@suse.de>
32273
32274	PR tree-optimization/39331
32275	* omp-low.c (lower_send_shared_vars): Do not receive new
32276	values for the reference of DECL_BY_REFERENCE parms or results.
32277
322782009-03-01  Jan Hubicka  <jh@suse.cz>
32279
32280	PR debug/39267
32281	* tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
32282	BLOCK_NONLOCALIZED_VAR): New macros.
32283	(tree_block): Add nonlocalized_vars.
32284	* dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
32285	gen_decl_die): Add origin argument.  Allow generation of die with
32286	origin at hand only.
32287	(gen_member_die, gen_type_die_with_usage, force_decl_die,
32288	declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
32289	of gen_*.
32290	(gen_block_die): Fix checking for unused blocks.
32291	(process_scope_var): Break out from .... ; work with origins only.
32292	(decls_for_scope) ... here; process nonlocalized list.
32293	(dwarf2out_ignore_block): Look for nonlocalized vars.
32294	* tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
32295	vars.
32296	(dump_scope_block): Dump them.
32297	* tree-inline.c (remap_decls): Handle nonlocalized vars.
32298	(remap_block): Likewise.
32299	(can_be_nonlocal): New predicate.
32300	(copy_bind_expr, copy_gimple_bind): Update use of remap_block.
32301
323022009-03-01  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
32303
32304	* configure: Regenerate.
32305
323062009-03-01  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
32307
32308	* optc-gen.awk: No need to duplicate option flags twice.
32309	Reuse help texts for duplicate options which do not have any.
32310
32311	* gcc.c (display_help): Document --version.
32312
32313	* gcc.c (main): If print_help_list and verbose_flag, ensure
32314	driver output comes before subprocess output.
32315
32316	* optc-gen.awk: Assign all remaining fields to help string,
32317	space-separated, for multi-line help in *.opt.
32318
32319	* doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
32320	-Wno-pedantic-ms-format is for MinGW targets only.
32321
32322	* doc/options.texi (Option file format): Fix bad indentation,
32323	restoring dropped sentence.
32324
323252009-02-28  Jan Hubicka  <jh@suse.cz>
32326
32327	* tree-inline.c (tree_function_versioning): Output debug info.
32328
323292009-02-28  Jan Hubicka  <jh@suse.cz>
32330
32331	PR debug/39267
32332	* tree-inline.c (setup_one_parameter): Do not copy propagate
32333	arguments when not optimizing.
32334
323352009-02-28  H.J. Lu  <hongjiu.lu@intel.com>
32336
32337	PR target/39327
32338	* config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
32339	(avx_addsubv4df3): Likewise.
32340	(*avx_addsubv4sf3): Likewise.
32341	(sse3_addsubv4sf3): Likewise.
32342	(*avx_addsubv2df3): Likewise.
32343	(sse3_addsubv2df3): Likewise.
32344	(avx_unpckhps256): Correct item selectors.
32345	(avx_unpcklps256): Likewise.
32346	(avx_unpckhpd256): Likewise.
32347	(avx_unpcklpd256): Likewise.
32348
323492009-02-28  Jan Hubicka  <jh@suse.cz>
32350
32351	* tree-inline.c (expand_call_inline): Avoid duplicate declarations of
32352	static vars.
32353	(copy_arguments_for_versioning): If var is declared don't declare it.
32354	(tree_function_versioning): First setup substitutions and then copy
32355	args.
32356
323572009-02-27  Jan Hubicka  <jh@suse.cz>
32358
32359	PR debug/39267
32360	* cgraph.h (varpool_output_debug_info): Remove.
32361	* cgraphunit.c (varpool_output_debug_info): Remove.
32362	* dwarf2out.c (deferred_locations_struct): New struct
32363	(deferred_locations): New type.
32364	(deferred_locations_list): New static var.
32365	(deffer_location): New function.
32366	(gen_variable_die): Use it.
32367	(decls_for_scope): Output info on local static vars.
32368	(dwarf2out_finish): Process deferred locations.
32369	* varpool.c (varpool_output_debug_info): Remove.
32370
323712009-02-27  Jan Hubicka  <jh@suse.cz>
32372
32373	PR debug/39267
32374	* tree.h (TREE_PROTECTED): Fix comment.
32375	(BLOCK_HANDLER_BLOCK): Remove.
32376	(struct tree_block): Remove handler_block add body_block.
32377	(inlined_function_outer_scope_p): New.
32378	(is_body_block): Remove.
32379	* dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
32380	* dwarf2out.c (is_inlined_entry_point): Remove.
32381	(add_high_low_attributes): Use inlined_function_outer_scope_p.
32382	(gen_block_die): Use is_inlined_entry_point check.  Remove body block
32383	code.
32384	* langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
32385	* gimplify.c (gimplify_expr): Gimplify body blocks.
32386	* tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
32387	block with multiple subblocks.
32388	(dump_scope_block): Prettier output; dump more flags and info.
32389	(dump_scope_blocks): New.
32390	(remove_unused_locals): Use dump_scope_blocks.
32391	* tree-flow.h (dump_scope_blocks): Declare.
32392	* tree-cfg.c (execute_build_cfg): Dump scope blocks.
32393	* stmt.c (is_body_block): Remove.
32394	* tree-inline.c (remap_block): Copy BODY_BLOCK info.
32395	* langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
32396
323972009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
32398
32399	PR middle-end/39308
32400	* graphite.c (graphite_loop_normal_form): Do not call
32401	number_of_iterations_exit from a gcc_assert.
32402
324032009-02-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
32404
32405	* config/s390/s390.c (s390_swap_cmp): Look for conditional
32406	jumps if COND is NULL.
32407	(find_cond_jump): New function.
32408	(s390_z10_optimize_cmp): Handling for reg-reg compares added.
32409	* config/s390/s390.md: Remove z10_cobra attribute value.
32410
324112009-02-26  Uros Bizjak  <ubizjak@gmail.com>
32412
32413	* config/alpha/alpha.h (alpha_expand_mov): Return false if
32414	force_const_mem returns NULL_RTX.
32415
324162009-02-26  Jan Hubicka  <jh@suse.cz>
32417
32418	PR debug/39267
32419	* cgraph.h (varpool_output_debug_info): Remove.
32420	* cgraphunit.c (varpool_output_debug_info): Remove.
32421	* dwarf2out.c (deferred_locations_struct): New struct
32422	(deferred_locations): New type.
32423	(deferred_locations_list): New static var.
32424	(deffer_location): New function.
32425	(gen_variable_die): Use it.
32426	(decls_for_scope): Output info on local static vars.
32427	(dwarf2out_finish): Process deferred locations.
32428	* varpool.c (varpool_output_debug_info): Remove.
32429
324302009-02-25  H.J. Lu  <hongjiu.lu@intel.com>
32431
32432	PR rtl-optimization/39241
32433	* jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
32434	to subreg_offset_representable_p.
32435
324362009-02-25  Paolo Bonzini  <bonzini@gnu.org>
32437
32438	* regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
32439	execute function prototype.  Get f and nregs from max_reg_num
32440	and get_insns.  Remove the first backward pass as it's dead,
32441	guard the forward pass by flag_expensive_optimizations.
32442	(rest_of_handle_regmove): Delete.
32443	(pass_regmove): Replace it with regmove_optimize.
32444
324452009-02-25  Martin Jambor  <mjambor@suse.cz>
32446
32447	PR tree-optimization/39259
32448	* tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
32449	calls_alloca function flags.
32450	(copy_bb): Set calls_setjmp and alls_alloca function flags if such
32451	calls are detected.
32452
324532009-02-25  Paolo Bonzini  <bonzini@gnu.org>
32454
32455	* regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
32456	flags_set_1_rtx, flags_set_1_set): Delete.
32457	(regmove_optimize): Do not call mark_flags_life_zones.
32458
324592009-02-24  Julian Brown  <julian@codesourcery.com>
32460
32461	PR target/35965
32462	* config/arm/arm.c (require_pic_register): Only set
32463	cfun->machine->pic_reg once per function.
32464
324652009-02-24  Sandra Loosemore  <sandra@codesourcery.com>
32466
32467	* doc/invoke.texi (Link Options): Document an easier way to pass
32468	options that take arguments to the GNU linker using -Xlinker and -Wl.
32469
324702009-02-24  Steve Ellcey  <sje@cup.hp.com>
32471
32472	PR target/33785
32473	* doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
32474
324752009-02-24  Richard Guenther  <rguenther@suse.de>
32476
32477	PR debug/39285
32478	* dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
32479
324802009-02-24  Richard Guenther  <rguenther@suse.de>
32481	    Zdenek Dvorak  <ook@ucw.cz>
32482
32483	PR tree-optimization/39233
32484	* tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
32485	from converting them to a generic type.
32486
324872009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
32488
32489	PR tree-optimization/39260
32490	* graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
32491	contains a condition with a real type.
32492	(build_scop_conditions_1): Conditions are always last_stmt of a bb.
32493
324942009-02-23  Jason Merrill  <jason@redhat.com>
32495
32496	PR c++/38880
32497	* varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
32498	narrowing_initializer_constant_valid_p.
32499	(narrowing_initializer_constant_valid_p): Don't return
32500	null_pointer_node for adding a pointer to itself.
32501
325022009-02-23  Jan Hubicka  <jh@suse.cz>
32503
32504	PR c/12245
32505	* ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
32506	resizing.
32507
325082009-02-23  Jan Hubicka  <jh@suse.cz>
32509
32510	PR tree-optimization/37709
32511	* tree.c (block_ultimate_origin): Move here from dwarf2out.
32512	* tree.h (block_ultimate_origin): Declare.
32513	* dwarf2out.c (block_ultimate_origin): Move to tree.c
32514	* tree-ssa-live.c (remove_unused_scope_block_p):
32515	Eliminate blocks containig no instructions nor live variables nor
32516	nested blocks.
32517	(dump_scope_block): New function.
32518	(remove_unused_locals): Enable removal of dead blocks by default;
32519	enable dumping at TDF_DETAILS.
32520
325212009-02-21  H.J. Lu  <hongjiu.lu@intel.com>
32522
32523	* config/i386/i386.c (classify_argument): Don't allow COImode
32524	and OImode.
32525	(function_arg_advance_32): Don't allow OImode.
32526	(function_arg_32): Likewise.
32527	(function_value_32): Likewise.
32528	(return_in_memory_32): Likewise.
32529	(function_arg_64): Remove OImode comment.
32530
325312009-02-21  H.J. Lu  <hongjiu.lu@intel.com>
32532
32533	PR target/39261
32534	* config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
32535	ix86_expand_vector_set for V4DImode in 64bit mode only.
32536	(ix86_expand_vector_init_one_var): Likewise.
32537
325382009-02-21  Sebastian Pop  <sebastian.pop@amd.com>
32539
32540	* graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
32541
325422009-02-21  Richard Sandiford  <rdsandiford@googlemail.com>
32543
32544	PR bootstrap/39257
32545	* loop-iv.c: Revert last change.
32546	* emit-rtl.c: Likewise.
32547
325482009-02-21  H.J. Lu  <hongjiu.lu@intel.com>
32549
32550	PR target/39256
32551	* config/i386/i386.c (type_natural_mode): Remove an extra
32552	space in the warning message.
32553	(function_value_32): Handle 32-byte vector modes.
32554	(return_in_memory_32): Likewise.
32555
325562009-02-21  Richard Sandiford  <rdsandiford@googlemail.com>
32557
32558	* loop-iv.c (truncate_value): New function.
32559	(iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
32560	of lowpart_subreg.
32561	(lowpart_subreg): Move to...
32562	* emit-rtl.c: ...here.
32563
325642009-02-21  Danny Smith  <dannysmith@users.sourceforge.net>
32565
32566	* config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
32567	accidental and undocumented change at revision 140860.
32568
325692009-02-21  Joseph Myers  <joseph@codesourcery.com>
32570
32571	* config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
32572	take gimple_seq * arguments.
32573	(arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
32574	types_compatible_p langhook.
32575
325762009-02-20  Mark Mitchell  <mark@codesourcery.com>
32577	    Joseph Myers  <joseph@codesourcery.com>
32578
32579	* config/arm/arm.c (arm_builtin_va_list): New function.
32580	(arm_expand_builtin_va_start): Likewise.
32581	(arm_gimplify_va_arg_expr): Likewise.
32582	(TARGET_BUILD_BUILTIN_VA_LIST): Define.
32583	(TARGET_BUILD_BUILTIN_VA_START): Likewise.
32584	(TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
32585	(va_list_type): New variable.
32586	(arm_mangle_type): Mangle va_list_type appropriately.
32587
325882009-02-20  Jakub Jelinek  <jakub@redhat.com>
32589
32590	PR middle-end/39157
32591	* Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
32592	* params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
32593	* params.def (loop-invariant-max-bbs-in-loop): New parameter.
32594	* opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
32595	parameter to 1000 for -O1 by default.
32596	* doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
32597	parameter.
32598	* loop-invariant.c: Include params.h.
32599	(move_loop_invariants): Don't call move_single_loop_invariants on
32600	very large loops.
32601
326022009-02-20  Jaka Mocnik  <jaka@xlab.si>
32603
32604	* calls.c (emit_library_call_value_1): Use slot_offset instead of
32605	offset when calculating bounds for indexing stack_usage_map.  Fixes
32606	a buffer overflow with certain target setups.
32607
326082009-02-20  Jakub Jelinek  <jakub@redhat.com>
32609
32610	PR target/39240
32611	* calls.c (expand_call): Clear try_tail_call if caller and callee
32612	disagree in promotion of function return value.
32613
326142009-02-19  Jakub Jelinek  <jakub@redhat.com>
32615
32616	PR target/39175
32617	* c-common.c (c_determine_visibility): If visibility changed and
32618	DECL_RTL has been already set, call make_decl_rtl to update symbol
32619	flags.
32620
326212009-02-19  H.J. Lu  <hongjiu.lu@intel.com>
32622
32623	PR c++/39188
32624	* varasm.c (assemble_variable): Don't check DECL_NAME when
32625	globalizing a variable.
32626
326272009-02-19  Joseph Myers  <joseph@codesourcery.com>
32628
32629	PR c/38483
32630	* builtins.c (gimplify_va_arg_expr): Evaluate the va_list
32631	expression before any __builtin_trap call.
32632	* c-typeck.c (build_function_call): Convert and check function
32633	arguments before generating a call to a trap.  Evaluate the
32634	function arguments before the trap.
32635
326362009-02-19  Uros Bizjak  <ubizjak@gmail.com>
32637
32638	PR target/39228
32639	* config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
32640	(UNSPEC_FXAM_MEM): New unspec.
32641	(fxam<mode>2_i387_with_temp): New insn and split pattern.
32642	(isinf<mode>2): Use MODEF mode iterator.  Force operand[1] through
32643	memory using fxam<mode>2_i387_with_temp to remove excess precision.
32644
326452009-02-19  Richard Guenther  <rguenther@suse.de>
32646
32647	PR tree-optimization/39207
32648	PR tree-optimization/39074
32649	* tree-ssa-structalias.c (storedanything_id, var_storedanything,
32650	storedanything_tree): New.
32651	(do_ds_constraint): Simplify ANYTHING shortcutting.  Update
32652	the STOREDANYTHING solution if the lhs solution contains ANYTHING.
32653	(build_succ_graph): Add edges from STOREDANYTHING to all
32654	non-direct nodes.
32655	(init_base_vars): Initialize STOREDANYTHING.
32656	(compute_points_to_sets): Free substitution info after
32657	building the succ graph.
32658	(ipa_pta_execute): Likewise.
32659
32660	* tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
32661	field.
32662	(do_ds_constraint): Do not add to special var or non-pointer
32663	field solutions.
32664	(type_could_have_pointers): Split out from ...
32665	(could_have_pointers): ... here.  For arrays use the element type.
32666	(create_variable_info_for): Initialize may_have_pointers.
32667	(new_var_info): Likewise.
32668	(handle_lhs_call): Make the HEAP variable unknown-sized.
32669	(intra_create_variable_infos): Use a type with pointers for
32670	PARM_NOALIAS, make it unknown-sized.
32671
326722009-02-18  H.J. Lu  <hongjiu.lu@intel.com>
32673
32674	PR target/39224
32675	* config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
32676
326772009-02-18  Jason Merrill  <jason@redhat.com>
32678
32679	PR target/39179
32680	* tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
32681	value if DECL_EXTERNAL.
32682	* tree-sra.c (sra_walk_gimple_assign): Likewise.
32683	* target.h (gcc_target::binds_local_p): Clarify "module".
32684	* tree.h (TREE_PUBLIC): Clarify "module".
32685
326862009-02-17  Xuepeng Guo  <xuepeng.guo@intel.com>
32687
32688	PR target/38891
32689	* config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
32690	initialization for MS_ABI prior to the hunk of !TARGET_MMX.
32691
326922009-02-17  H.J. Lu  <hongjiu.lu@intel.com>
32693
32694	PR target/39082
32695	* c.opt (Wabi): Support C and ObjC.
32696	(Wpsabi): New.
32697
32698	* c-opts.c (c_common_handle_option): Handle OPT_Wabi.
32699
32700	* config/i386/i386.c (classify_argument): Warn once about the ABI
32701	change when passing union with long double.
32702
32703	* doc/invoke.texi: Update -Wabi for warning psABI changes.
32704
327052009-02-18  Joseph Myers  <joseph@codesourcery.com>
32706
32707	PR c/35447
32708	* c-parser.c (c_parser_compound_statement): Always enter and leave
32709	a scope.
32710
327112009-02-17  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
32712
32713	PR target/34587
32714	* config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
32715
327162009-02-18  Jakub Jelinek  <jakub@redhat.com>
32717
32718	PR tree-optimization/36922
32719	* tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
32720	* tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
32721	Likewise.
32722
327232009-02-17  Richard Sandiford  <rdsandiford@googlemail.com>
32724
32725	* config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
32726	to 0 for EABI64.
32727
327282009-02-17  Richard Sandiford  <rdsandiford@googlemail.com>
32729
32730	* config/mips/mips.md (type): Reclassify lui_movf as "unknown".
32731
327322009-02-17  Richard Sandiford  <rdsandiford@googlemail.com>
32733
32734	* config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
32735	tree sharing.
32736
327372009-02-17  Ruan Beihong  <ruanbeihong@gmail.com>
32738	    Richard Sandiford  <rdsandiford@googlemail.com>
32739
32740	* config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
32741	* config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
32742	(loongson_biadd): ...this.
32743
327442009-02-17  Richard Guenther  <rguenther@suse.de>
32745
32746	PR tree-optimization/39202
32747	* tree-ssa-structalias.c (do_structure_copy): Before collapsing
32748	a var make sure to follow existing collapses.
32749
327502009-02-17  Richard Guenther  <rguenther@suse.de>
32751
32752	PR middle-end/39214
32753	* langhooks.c (lhd_print_error_function): Check for NULL block.
32754
327552009-02-17  Richard Guenther  <rguenther@suse.de>
32756
32757	PR tree-optimization/39204
32758	* tree-ssa-pre.c (phi_translate_1): Lookup the value-number
32759	of the PHI arg.
32760
327612009-02-17  Uros Bizjak  <ubizjak@gmail.com>
32762
32763	* config/soft-fp/double.h: Update from glibc CVS.
32764
327652009-02-17  Richard Guenther  <rguenther@suse.de>
32766
32767	PR tree-optimization/39207
32768	* tree-ssa-structalias.c (find_what_p_points_to): Do not emit
32769	strict-aliasing warnings for pointers pointing to NULL.
32770
327712009-02-16  Joseph Myers  <joseph@codesourcery.com>
32772
32773	PR c/35446
32774	* c-parser.c (c_parser_braced_init): Call pop_init_level when
32775	skipping until next close brace.
32776
327772009-02-16  H.J. Lu  <hongjiu.lu@intel.com>
32778
32779	PR target/37049
32780	* config/i386/i386.c (ix86_expand_push): Set memory alignment
32781	to function argument boundary.
32782
327832009-02-16  Hariharan Sandanagobalane  <hariharan@picochip.com>
32784
32785	* config/picochip/picochip.md (lea_add): Allow any nonimmediate
32786	in the lea_add. Reload eventually constraints it properly.
32787	* config/picochip/constraints.md: Remove the target constraint
32788	"b", since it is not needed anymore.
32789
327902009-02-16  Jakub Jelinek  <jakub@redhat.com>
32791
32792	* gthr-dce.h: Uglify function parameter and local variable names.
32793	* gthr-gnat.h: Likewise.
32794	* gthr-mipssde.h: Likewise.
32795	* gthr-nks.h: Likewise.
32796	* gthr-posix95.h: Likewise.
32797	* gthr-posix.h: Likewise.
32798	* gthr-rtems.h: Likewise.
32799	* gthr-single.h: Likewise.
32800	* gthr-solaris.h: Likewise.
32801	* gthr-tpf.h: Likewise.
32802	* gthr-vxworks.h: Likewise.
32803	* gthr-win32.h: Likewise.
32804
328052009-02-15  H.J. Lu  <hongjiu.lu@intel.com>
32806
32807	PR target/39196
32808	* config/i386/i386.md: Restrict the new peephole2 to move
32809	between MMX/SSE registers.
32810
328112009-02-15  Richard Guenther  <rguenther@suse.de>
32812
32813	Revert
32814	2009-02-13  Richard Guenther  <rguenther@suse.de>
32815
32816	* configure.ac: Enable LFS.
32817	* configure: Re-generate.
32818	* config.in: Likewise.
32819
328202009-02-13  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
32821
32822	* config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
32823	spu_srqwbyte, spu_srqwbytebc): Define.
32824	* config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
32825	spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
32826	* config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
32827	"shrqby_<mode>"): New insn-and-split patterns.
32828	* config/spu/spu.c (expand_builtin_args): Determine and return
32829	number of operands using spu_builtin_description data.
32830	(spu_expand_builtin_1): Use it.
32831
328322009-02-13  Steve Ellcey  <sje@cup.hp.com>
32833
32834	PR target/38056
32835	* config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
32836	TARGET_CONST_GP.
32837
328382009-02-13  H.J. Lu  <hongjiu.lu@intel.com>
32839
32840	PR target/39149
32841	* config/i386/i386.c (override_options): Correct warning
32842	messages for -malign-loops, -malign-jumps and -malign-functions.
32843
328442009-02-13  H.J. Lu  <hongjiu.lu@intel.com>
32845
32846	PR target/39152
32847	* config/i386/i386.md: Restrict the new peephole2 to move
32848	between the general purpose registers.
32849
328502009-02-13  H.J. Lu  <hongjiu.lu@intel.com>
32851
32852	PR target/39162
32853	* config/i386/i386.c (type_natural_mode): Add a new argument.
32854	Return the original mode and warn ABI change if vector size is 32byte.
32855	(function_arg_advance): Updated.
32856	(function_arg): Likewise.
32857	(ix86_function_value): Likewise.
32858	(ix86_return_in_memory): Likewise.
32859	(ix86_sol10_return_in_memory): Likewise.
32860	(ix86_gimplify_va_arg): Likewise.
32861	(function_arg_32): Don't warn ABX ABI change here.
32862	(function_arg_64): Likewise.
32863
328642009-02-13  Bernd Schmidt  <bernd.schmidt@analog.com>
32865
32866	* loop-iv.c (implies_p): In the final case, test that operands 0
32867	of the two comparisons match.
32868
32869	* config/bfin/bfin.c (find_prev_insn_start): New function.
32870	(bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
32871	(find_next_insn_start): Move.
32872
328732009-02-13  Richard Guenther  <rguenther@suse.de>
32874
32875	* configure.ac: Enable LFS.
32876	* configure: Re-generate.
32877	* config.in: Likewise.
32878
328792009-02-13  Joseph Myers  <joseph@codesourcery.com>
32880
32881	PR c/35444
32882	* c-parser.c (c_parser_parms_list_declarator): Discard pending
32883	sizes on syntax error after some arguments have been parsed.
32884
328852009-02-12  Jakub Jelinek  <jakub@redhat.com>
32886
32887	* doc/invoke.texi (-fira): Remove.
32888
328892009-02-12  H.J. Lu  <hongjiu.lu@intel.com>
32890
32891	* caller-save.c: Replace regclass.c with reginfo.c in comments.
32892	* recog.c: Likewise.
32893	* rtl.h: Likewise.
32894
328952009-02-12  Uros Bizjak  <ubizjak@gmail.com>
32896
32897	* longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
32898	(umul_ppmm): Likewise.
32899	(count_leading_zeros): Likewise.
32900	(count_trailing_zeros): Likewise.
32901	(UMUL_TIME): Likewise.
32902
329032009-02-12  H.J. Lu  <hongjiu.lu@intel.com>
32904
32905	* config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
32906	soft-fp/t-softfp to tmake_file.
32907
32908	* config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
32909	(ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
32910	(ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
32911	IA64_BUILTIN_INFQ]: New.
32912	(ia64_init_builtins): Initialize __builtin_infq,
32913	__builtin_fabsq and __builtin_copysignq if not HPUX.
32914	(ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
32915	IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
32916
32917	* config/ia64/lib1funcs.asm (__divtf3): Define only if
32918	SHARED is defined.
32919	(__fixtfti): Likewise.
32920	(__fixunstfti): Likewise.
32921	(__floattitf): Likewise.
32922
32923	* config/ia64/libgcc-glibc.ver: New.
32924	* config/ia64/t-fprules-softfp: Likewise.
32925	* config/ia64/sfp-machine.h: Likewise.
32926
32927	* config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
32928	(LIBGCC2_TF_CEXT): Likewise.
32929	(TF_SIZE): Likewise.
32930	(TARGET_INIT_LIBFUNCS): Likewise.
32931
32932	* config/ia64/t-glibc (SHLINB_MAPFILES):
32933	Add $(srcdir)/config/ia64/libgcc-glibc.ver.
32934
329352009-02-12  H.J. Lu  <hongjiu.lu@intel.com>
32936
32937	* config/i386/i386.c (construct_container): Rewrite processing
32938	BLKmode with X86_64_SSE_CLASS.
32939
329402009-02-12  Paolo Bonzini  <bonzini@gnu.org>
32941
32942	PR target/39152
32943	* config/i386/i386.md: Replace simplify_replace_rtx with
32944	replace_rtx in the new peephole2.
32945
329462009-02-12  Nathan Sidwell  <nathan@codesourcery.com>
32947
32948	* doc/invoke.texi (Optimize Options): Stop claiming inlining and
32949	loop unrolling do not happen at -O2.
32950
329512009-02-12  Michael Matz  <matz@suse.de>
32952
32953	* gcc.c (ASM_DEBUG_SPEC): Check for -g0.
32954
329552009-02-12  Jakub Jelinek  <jakub@redhat.com>
32956
32957	* dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
32958	for -g3.
32959
329602009-02-12  Ben Elliston  <bje@au.ibm.com>
32961
32962	* config/rs6000/rs6000.md (allocate_stack): Use _stack form of
32963	patterns when updating the back chain.  Missed in the 2009-02-10
32964	change.
32965
329662009-02-11  Janis Johnson  <janis187@us.ibm.com>
32967
32968	* doc/extend.texi (Decimal Floating Types): Update identifier of
32969	draft TR and list of missing support.
32970
329712009-02-11  Jakub Jelinek  <jakub@redhat.com>
32972
32973	PR middle-end/39154
32974	* gimplify.c (omp_notice_variable): If adding GOVD_SEEN
32975	bit to variable length decl's flags, add it also to its
32976	pointer replacement variable.
32977
329782009-02-11  Uros Bizjak  <ubizjak@gmail.com>
32979	    Jakub Jelinek  <jakub@redhat.com>
32980
32981	PR target/39118
32982	* config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
32983	(memory_blockage): New expander.
32984	(*memory_blockage): New insn pattern.
32985	* config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
32986	instead of general blockage at the end of function prologue when
32987	frame pointer is used to access red zone area.  Do not emit blockage
32988	when profiling, it is emitted in generic code.
32989	(ix86_expand_epilogue): Emit memory_blockage at the beginning of
32990	function epilogue when frame pointer is used to access red zone area.
32991
329922009-02-11  Paolo Bonzini  <bonzini@gnu.org>
32993
32994	PR target/38824
32995	* config/i386/i386.md: Add two new peephole2 to avoid mov followed
32996	by arithmetic with memory operands.
32997	* config/i386/predicates.md (commutative_operator): New.
32998
329992009-02-10  Janis Johnson  <janis187@us.ibm.com>
33000
33001	* doc/extend.texi (Fixed-Point Types): Break long paragraphs into
33002	bulleted lists.
33003
330042009-02-10  Eric Botcazou  <ebotcazou@adacore.com>
33005
33006	* alias.h (record_alias_subset): Declare.
33007	* alias.c (record_alias_subset): Make global.
33008
330092009-02-10  Nick Clifton  <nickc@redhat.com>
33010
33011	* tree-parloops.c: Change license to GPLv3.
33012	* ipa-struct-reorg.c: Change license to GPLv3.
33013	* ipa-struct-reorg.h: Change license to GPLv3.
33014
330152009-02-10  Steve Ellcey  <sje@cup.hp.com>
33016
33017	PR c/39084
33018	* c-decl.c (start_struct): Return NULL on error.
33019
330202009-02-10  Jakub Jelinek  <jakub@redhat.com>
33021
33022	PR middle-end/39124
33023	* cfgloopmanip.c (remove_path): Call remove_bbs after
33024	cancel_loop_tree, not before it.
33025
33026	PR target/39139
33027	* function.h (struct function): Add has_local_explicit_reg_vars bit.
33028	* gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
33029	VAR_DECLs were seen.
33030	* tree-ssa-live.c (remove_unused_locals): Recompute
33031	cfun->has_local_explicit_reg_vars.
33032	* tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
33033	copies or clearings if cfun->has_local_explicit_reg_vars.
33034
330352009-02-10  Uros Bizjak  <ubizjak@gmail.com>
33036
33037	PR target/39118
33038	* config/i386/i386.c (expand_prologue): Emit blockage at the end
33039	of function prologue when frame pointer is used to access
33040	red zone area.
33041
330422009-02-10  Richard Guenther  <rguenther@suse.de>
33043
33044	PR middle-end/39127
33045	* gimplify.c (gimple_regimplify_operands): Always look if
33046	we need to create a temporary.
33047
330482009-02-10  Richard Guenther  <rguenther@suse.de>
33049
33050	PR tree-optimization/39132
33051	* tree-loop-distribution.c (todo): New global var.
33052	(generate_memset_zero): Trigger TODO_rebuild_alias.
33053	(tree_loop_distribution): Return todo.
33054
330552009-02-10  H.J. Lu  <hongjiu.lu@intel.com>
33056
33057	PR target/39119
33058	* config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
33059	(x86_64_reg_class_name): Removed.
33060	(classify_argument): Return 0 if bytes > 32.  Return 0 if the
33061	first one isn't X86_64_SSE_CLASS or any other ones aren't
33062	X86_64_SSEUP_CLASS when size > 16bytes.  Don't turn
33063	X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
33064	is X86_64_SSEUP_CLASS.  Set AVX modes to 1 X86_64_SSE_CLASS
33065	and 3 X86_64_SSEUP_CLASS.
33066	(construct_container): Remove X86_64_AVX_CLASS.  Handle 4
33067	registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
33068
330692009-02-10  Ben Elliston  <bje@au.ibm.com>
33070
33071	* config/rs6000/rs6000.md (allocate_stack): Always use an update
33072	form instruction to update the stack back chain word, even if the
33073	user has disabled the generation of update instructions.
33074	(movdi_<mode>_update_stack): New.
33075	(movsi_update_stack): Likewise.
33076	* config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
33077	always use an update form instruction to update the stack back
33078	chain word.
33079
330802009-02-09  Sebastian Pop  <sebastian.pop@amd.com>
33081
33082	PR middle-end/38953
33083	* graphite.c (if_region_set_false_region): After moving a region in
33084	the false branch of a condition, remove the empty dummy basic block.
33085	(gloog): Remove wrong fix for PR38953.
33086
330872009-02-09  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
33088
33089	* config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
33090	generation due to implicit sign extension.
33091
330922009-02-09  Eric Botcazou  <ebotcazou@adacore.com>
33093
33094	PR middle-end/38981
33095	* tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
33096	at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
33097
330982009-02-09  Richard Guenther  <rguenther@suse.de>
33099
33100	PR middle-end/35202
33101	* convert.c (convert_to_real): Disable (float)fn((double)x)
33102	to fnf(x) conversion if errno differences may occur and
33103	-fmath-errno is set.
33104
331052009-02-07  Anatoly Sokolov  <aesok@post.ru>
33106
33107	* config/avr/avr.c (avr_mcu_t): Add ata6289 device.
33108	* config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
33109	* config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
33110
331112009-02-06  Joseph Myers  <joseph@codesourcery.com>
33112
33113	PR c/35434
33114	* c-common.c (handle_alias_attribute): Disallow attribute for
33115	anything not a FUNCTION_DECL or VAR_DECL.
33116
331172009-02-06  Janis Johnson  <janis187@us.ibm.com>
33118
33119	PR c/39035
33120	* real.c (do_compare): Special-case compare of zero against
33121	decimal float value.
33122
331232009-02-06  Joseph Myers  <joseph@codesourcery.com>
33124
33125	PR c/36432
33126	* c-decl.c (grokdeclarator): Don't treat [] declarators in fields
33127	as indicating flexible array members unless the field itself is
33128	being declarared as the incomplete array.
33129
331302009-02-06  Jan Hubicka  <jh@suse.cz>
33131
33132	PR tree-optimization/38844
33133	* ipa-inline.c (try_inline): Stop inlining recursion when edge
33134	is already inlined.
33135
331362009-02-06  Richard Guenther  <rguenther@suse.de>
33137
33138	PR middle-end/38977
33139	* tree-cfg.c (need_fake_edge_p): Force a fake edge for
33140	fork because we may expand it as __gcov_fork.
33141
331422009-02-06  Nick Clifton  <nickc@redhat.com>
33143
33144	* config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
33145
331462009-02-06  Paolo Bonzini  <bonzini@gnu.org>
33147
33148	PR tree-optimization/35659
33149	* tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
33150	vn_phi_eq): Shortcut if hashcode does not match.
33151	(vn_reference_op_compute_hash): Do not call iterative_hash_expr for
33152	NULL operands.
33153	* tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
33154	and avoid iterative_hash_expr.
33155	(FOR_EACH_VALUE_ID_IN_SET): New.
33156	(value_id_compare): Remove.
33157	(sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
33158	sort expressions by value id.
33159
331602009-02-05  Kaz Kojima  <kkojima@gcc.gnu.org>
33161
33162	PR target/38991
33163	* config/sh/predicates.md (general_movsrc_operand): Don't check
33164	the subreg of system registers here.
33165
331662009-02-05  Jakub Jelinek  <jakub@redhat.com>
33167
33168	PR c++/39106
33169	* cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
33170	on the copied decl.
33171
331722009-02-05  Paolo Bonzini  <bonzini@gnu.org>
33173
33174	PR rtl-optimization/39110
33175	* rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
33176	addresses, not aligned ones.
33177
331782009-02-05  Daniel Berlin  <dberlin@dberlin.org>
33179	    Richard Guenther  <rguenther@suse.de>
33180
33181	PR tree-optimization/39100
33182	* tree-ssa-structalias.c (do_ds_constraint): Actually do what the
33183	comment says and add edges.
33184
331852009-02-05  Joseph Myers  <joseph@codesourcery.com>
33186
33187	PR c/35435
33188	* c-common.c (handle_tls_model_attribute): Ignore attribute for
33189	non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
33190
331912009-02-04  Tobias Grosser  <grosser@fim.uni-passau.de>
33192
33193	* graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
33194	sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
33195	register_bb_in_sese, new_sese, free_sese): Moved.
33196	(dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
33197	outermost_loop_in_scop, build_scop_iteration_domain,
33198	expand_scalar_variables_ssa_name, get_vdef_before_scop,
33199	limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
33200	Use loop_in_sese_p instead of loop_in_scop_p.
33201	(new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
33202	(new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
33203	(scopdet_basic_block_info): Fix bug in scop detection.
33204	(new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
33205	eq_loop_to_cloog_loop): Remove.
33206	(nb_loops_around_loop_in_scop, nb_loop
33207	ref_nb_loops): Moved here...
33208	* graphite.h (ref_nb_loops): ... from here.
33209	(struct scop): Remove bbs_b bitmap and loop2cloog_loop.
33210	(loop_domain_dim, loop_iteration_vector_dim): Remove.
33211	(SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
33212
332132009-02-04  Paolo Bonzini  <bonzini@gnu.org>
33214	    Hans-Peter Nilsson  <hp@axis.com>
33215
33216	PR rtl-optimization/37889
33217	* rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
33218	Move offset handling from PLUS to before the switch.  Use new
33219	arguments when considering SYMBOL_REFs too.
33220	(rtx_addr_can_trap_p): Pass dummy offset and size.
33221	(enum may_trap_p_flags): Remove.
33222	(may_trap_p_1): Pass size from MEM_SIZE.
33223
33224	PR rtl-optimization/38921
33225	* loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
33226	* rtl.h (may_trap_after_code_motion_p): Delete prototype.
33227	* rtlanal.c (may_trap_after_code_motion_p): Delete.
33228	(may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
33229
332302009-02-04  H.J. Lu  <hongjiu.lu@intel.com>
33231
33232	AVX Programming Reference (January, 2009)
33233	* config/i386/sse.md (*vpclmulqdq): New.
33234
332352009-02-04  Jakub Jelinek  <jakub@redhat.com>
33236
33237	PR tree-optimization/38977
33238	PR gcov-profile/38292
33239	* calls.c (special_function_p): Disregard __builtin_ prefix.
33240
332412009-02-04  Hariharan Sandanagobalane  <hariharan@picochip.com>
33242
33243	* config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
33244	non-indexable addresses even before reload.
33245
332462009-02-03  Joseph Myers  <joseph@codesourcery.com>
33247
33248	PR c/29129
33249	* c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
33250	as having variable size.  Do not give an error for unnamed
33251	parameters with [*] declarators.  Give a warning for type names
33252	with [*] declarators and mark them as variable size.
33253	* c-parser.c (c_parser_sizeof_expression): Do not give an error
33254	for sizeof applied to [*] type names.
33255
332562009-02-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>
33257
33258	PR C++/36607
33259	* convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
33260
332612009-02-03  Jakub Jelinek  <jakub@redhat.com>
33262
33263	* gcc.c (process_command): Update copyright notice dates.
33264	* gcov.c (print_version): Likewise.
33265	* gcov-dump.c (print_version): Likewise.
33266	* mips-tfile.c (main): Likewise.
33267	* mips-tdump.c (main): Likewise.
33268
332692009-02-03  Joseph Myers  <joseph@codesourcery.com>
33270
33271	PR c/35433
33272	* c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
33273	for composite type involving a zero-length array type.
33274
332752009-02-03  Jakub Jelinek  <jakub@redhat.com>
33276
33277	PR target/35318
33278	* function.c (match_asm_constraints_1): Skip over
33279	initial optional % in the constraint.
33280
33281	PR inline-asm/39059
33282	* c-parser.c (c_parser_postfix_expression): If fixed point is not
33283	supported, don't accept FIXED_CSTs.
33284	* c-decl.c (finish_declspecs): Error if fixed point is not supported
33285	and _Sat is used without _Fract/_Accum.  Set specs->type to
33286	integer_type_node for cts_fract/cts_accum if fixed point is not
33287	supported.
33288
332892009-02-02  Catherine Moore  <clm@codesourcery.com>
33290
33291	* sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
33292
332932009-02-02  Richard Sandiford  <rdsandiford@googlemail.com>
33294
33295	* config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
33296	(ABI_HAS_64BIT_SYMBOLS): Use it.
33297	(DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
33298
332992009-02-02  Paul Brook  <paul@codesourcery.com>
33300
33301	* config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
33302
333032009-02-02  Jakub Jelinek  <jakub@redhat.com>
33304
33305	PR inline-asm/39058
33306	* recog.h (asm_operand_ok): Add constraints argument.
33307	* recog.c (asm_operand_ok): Likewise.  If it is set, for digits
33308	recurse on matching constraint.
33309	(check_asm_operands): Pass constraints as 3rd argument to
33310	asm_operand_ok.  Don't look up matching constraint here.
33311	* stmt.c (expand_asm_operands): Pass NULL as 3rd argument
33312	to asm_operand_ok.
33313
333142009-02-02  Ben Elliston  <bje@au.ibm.com>
33315
33316	* doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
33317	TARGET_NARROW_VOLATILE_BITFIELD macro names.
33318
333192009-01-31  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
33320
33321	* doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
33322	information.  Remove some obsolete information.  Reorganize.
33323
33324	* config/pa/fptr.c: Revert license to GPL 2.
33325	* config/pa/milli64.S: Likewise.
33326
333272009-01-31  Dave Korn  <dave.korn.cygwin@gmail.com>
33328
33329	PR target/38904
33330	* mkmap-flat.awk (END):  Use pe_dll command-line arg to pass
33331	LIBRARY name in, instead of hard-coding it.
33332	* config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*):  Add an
33333	extra target make frag to tmake_files according to EH model.
33334	(i[34567]86-*-mingw* | x86_64-*-mingw*):  Likewise.
33335	* config/i386/t-dw2-eh, config/i386/t-sjlj-eh:  Add new target
33336	frags that define makefile variable EH_MODEL appropriately.
33337	* config/i386/cygming.h (DWARF2_UNWIND_INFO):  Add comment.
33338	* config/i386/cygwin.h (LIBGCC_EH_EXTN):  Define to nothing or
33339	to "-sjlj" according to type of EH configured.
33340	(LIBGCC_SONAME):  Concatenate it to shared library base name.
33341	* config/i386/mingw32.h (LIBGCC_EH_EXTN):  Define to "_dw2" or
33342	to "_sjlj" according to type of EH configured.
33343	(LIBGCC_SONAME):  Concatenate it to shared library base name.
33344	* config/i386/t-cygming (SHLIB_SONAME):  Use EH_MODEL.
33345	(SHLIB_LINK):  Add missing semicolon to if-else construct.
33346	(SHLIB_MKMAP_OPTS):  Pass library name to mkmap-flat.awk as
33347	string value of "pe_dll" command-line option.
33348	* config/i386/t-cygwin (SHLIB_EH_EXTENSION):  New helper.
33349	(SHLIB_SONAME):  Use it when overriding t-cygming default.
33350	(SHLIB_IMPLIB):  Override t-cygming default.
33351	(SHLIB_MKMAP_OPTS):  Pass library name to mkmap-flat.awk as
33352	string value of "pe_dll" command-line option.
33353
333542009-01-31  Dave Korn  <dave.korn.cygwin@gmail.com>
33355
33356	PR target/38952
33357	* config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
33358	(TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
33359
333602009-01-31  Richard Guenther  <rguenther@suse.de>
33361
33362	PR tree-optimization/38937
33363	* tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
33364	computing the transitive closure.
33365
333662009-01-30  Richard Guenther  <rguenther@suse.de>
33367
33368	PR tree-optimization/39041
33369	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
33370	Propagate variable indices only if the types match for this stmt.
33371
333722009-01-30  Jakub Jelinek  <jakub@redhat.com>
33373
33374	PR target/39013
33375	* c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
33376	inline but never defined.
33377
333782009-01-30  Wolfgang Gellerich  <gellerich@de.ibm.com>
33379
33380	* config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
33381	(*insv_h_di_reg_extimm): New insn.
33382	(*insv_l<mode>_reg_extimm): New insn.
33383
333842009-01-30  Hariharan Sandanagobalane  <hariharan@picochip.com>
33385
33386	* config/picochip/picochip.c (flag_conserve_stack): set
33387	PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
33388	fconserve-stack. Reduce call-overhead used by inliner.
33389
333902009-01-30  Hariharan Sandanagobalane  <hariharan@picochip.com>
33391
33392	PR/38157
33393	* common.opt (flag_conserve_stack): Initialised to zero.
33394
333952009-01-30  Kai Tietz  <kai.tietz@onevision.com>
33396
33397	PR/39002
33398	* config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
33399	(ix86_expand_epilogue): Take nsseregs in account to use proper restore
33400	method.
33401
334022009-01-29  H.J. Lu  <hongjiu.lu@intel.com>
33403
33404	* ira-color.c (allocno_reload_assign): Update comments.
33405	* regmove.c (regmove_optimize): Likewise.
33406
33407	* ra.h: Removed.
33408
334092009-01-29  Robert Millan  <rmh@aybabtu.com>
33410
33411	* config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
33412	* config/i386/kopensolaris-gnu.h: New file.  Undefine
33413	`MD_UNWIND_SUPPORT'.
33414	* config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
33415
334162009-01-29  Kazu Hirata  <kazu@codesourcery.com>
33417
33418	PR tree-optimization/39007
33419	* tree-loop-distribution.c (generate_builtin): Use
33420	recompute_dominator to compute the immediate dominator of the
33421	basic block just after the loop.
33422
334232009-01-29  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
33424
33425	* config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
33426	(ASM_OUTPUT_DWARF_PCREL): Define.
33427
334282009-01-29  Vladimir Makarov  <vmakarov@redhat.com>
33429
33430	* doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
33431	* doc/passes.texi: Remove entries about regclass, local-alloc, and
33432	global.  Modify entries about regmove and IRA.
33433
33434	* ra-conflict.c: Remove the file.
33435
33436	* reload.c (push_reload, find_dummy_reload): Remove flag_ira.
33437
33438	* tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
33439	(pass_regclass_init): Rename to pass_reginfo_init.
33440
33441	* cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
33442
33443	* toplev.h (flag_ira): Remove.
33444
33445	* caller-save.c (setup_save_areas): Remove flag_ira.
33446
33447	* ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
33448
33449	* global.c: Remove the file.
33450
33451	* opts.c (decode_options): Remove flag_ira.
33452
33453	* hard-reg-set.h (losing_caller_save_reg_set): Remove.
33454
33455	* regmove.c: Modify file description.
33456	(find_use_as_address, try_auto_increment): Define them only if
33457	AUTO_INC_DEC is defined.
33458	(replacement_quality, replace_in_call_usage, fixup_match_1,
33459	stable_and_no_regs_but_for_p): Remove.
33460	(reg_set_in_bb): Make it static.
33461	(regmove_optimize): Remove flag_ira and code which worked for
33462	!flag_ira.
33463
33464	* local-alloc.c: Remove the file.
33465
33466	* common.opt (fira): Remove.
33467
33468	* ira.c: Include except.h.
33469	(eliminable_regset): Move from global.c.
33470	(mark_elimination): Ditto.  Remove flag_ira.
33471	(reg_renumber, struct equivalence, reg_equiv, equiv_mem,
33472	equiv_mem_modified, validate_equiv_mem_from_store,
33473	validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
33474	contains_replace_regs, memref_referenced_p, memref_used_between_p,
33475	no_equiv, recorded_label_ref): Move from local-alloc.c.
33476	(update_equiv_regs): Ditto.  Make it static.
33477	(print_insn_chain, print_insn_chains): Move it from global.c.
33478	(pseudo_for_reload_consideration_p): Ditto.  Remove flag_ira.
33479	(build_insn_chain): Ditto.  Make it static.
33480	(ra_init_live_subregs): Move from ra-conflict.c.  Make it static.
33481	Rename to init_live_subregs.
33482	(gate_ira): Remove flag_ira.
33483
33484	* regclass.c: Rename reginfo.c.  Change file description.
33485	(FORBIDDEN_INC_DEC_CLASSES): Remove.
33486	(reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
33487	(init_reg_sets_1): Remove code for evaluation of
33488	reg_class_superclasses and losing_caller_save_reg_set.
33489	(init_regs): Remove init_reg_autoinc.
33490	(struct costs, costs, init_cost, ok_for_index_p_nonstrict,
33491	ok_for_base_p_nonstrict): Remove.
33492	(regclass_init): Rename to reginfo_init.  Don't initialize init_cost.
33493	(pass_regclass_init): Rename to pass_reginfo_init.  Modify
33494	corresponding entries.
33495	(dump_regclass, record_operand_costs, scan_one_insn,
33496	init_reg_autoinc, regclass, record_reg_classes, copy_cost,
33497	record_address_regs, auto_inc_dec_reg_p): Remove.
33498	(gt-regclass.h): Rename to gt-reginfo.h.
33499
33500	* rtl.h (dump_global_regs, retry_global_alloc,
33501	build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
33502
33503	* Makefile.in (RA_H): Remove.
33504	(OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
33505	Rename regclass.o to reginfo.o.
33506	(regclass.o): Rename to reginfo.o.  Rename gt-regclass.h to
33507	gt-reginfo.h.
33508	(global.o, local-alloc.o, ra-conflict.o): Remove entries.
33509	(GTFILES): Rename regclass.c to	reginfo.c.
33510
33511	* passes.c (init_optimization_passes): Remove pass_local_alloc and
33512	pass_global_alloc.  Rename pass_regclass_init to pass_reginfo_init.
33513
33514	* reload1.c (compute_use_by_pseudos, reload, count_pseudo,
33515	count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
33516	Remove flag_ira.
33517	(finish_spills): Ditto.  Remove code for !flag_ira.
33518
335192009-01-29  Kenneth Zadeck  <zadeck@naturalbridge.com>
33520
33521	PR middle-end/35854
33522	* doc/invoke.texi (rtl debug options): Complete rewrite.
33523	* auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
33524	to auto_inc_dec".
33525	* mode-switching.c (pass_mode_switching): Rename pass from
33526	"mode-sw" to "mode_sw".
33527	* except.c (pass_convert_to_eh_ranges): Rename pass from
33528	"eh-ranges" to "eh_ranges".
33529	* lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
33530	to "subreg1".
33531
33532
335332009-01-29  Andrey Belevantsev  <abel@ispras.ru>
33534	    Alexander Monakov  <amonakov@ispras.ru>
33535
33536	PR middle-end/38857
33537	* sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
33538	register.
33539	(move_exprs_to_boundary): Change return type and pass through
33540	should_move from move_op.  Relax assert.  Update usage ...
33541	(schedule_expr_on_boundary): ... here.  Use should_move instead of
33542	cant_move.
33543	(move_op_orig_expr_found): Indicate that insn was disconnected from
33544	stream.
33545	(code_motion_process_successors): Do not call after_merge_succs
33546	callback if original expression was not found when traversing any of
33547	the branches.
33548	(code_motion_path_driver): Change return type.  Update prototype.
33549	(move_op): Update comment.  Add a new parameter (should_move).  Update
33550	prototype.  Set *should_move based on indication provided by
33551	move_op_orig_expr_found.
33552
335532009-01-28  Pat Haugen  <pthaugen@us.ibm.com>
33554
33555	* doc/invoke.texi (avoid-indexed-addresses): Document new option.
33556	* config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
33557	* config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
33558	* config/rs6000/rs6000.c (rs6000_override_options): Default
33559	avoid-indexed-addresses on for Power6, off for everything else.
33560	(avoiding_indexed_address_p): New function.
33561	(rs6000_legitimize_address): Use it.
33562	(rs6000_legitimate_address): Likewise.
33563	* config/rs6000/rs6000.md (movXX_updateX): Likewise
33564
335652009-01-28  Kazu Hirata  <kazu@codesourcery.com>
33566
33567	PR tree-optimization/38997
33568	* tree-loop-distribution.c (generate_memset_zero): Use
33569	POINTER_PLUS_EXPR for a pointer addition.
33570
335712009-01-28  Andreas Krebbel  <krebbel1@de.ibm.com>
33572
33573	* config/s390/s390.md (bswap<mode>2): New pattern added.
33574
335752009-01-28  Wolfgang Gellerich  <gellerich@de.ibm.com>
33576
33577	* config/s390/s390.md (*tls_load_31): Added type attribute.
33578
335792009-01-28  Wolfgang Gellerich  <gellerich@de.ibm.com>
33580
33581	* config/s390/s390.md: Fix a few comments.
33582
335832009-01-28  Wolfgang Gellerich  <gellerich@de.ibm.com>
33584
33585	* config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
33586	(*tm<mode>_full): Fixed z10prop attribute.
33587	(*tst<mode>_extimm): Fixed z10prop attribute.
33588	(*tst<mode>_cconly_extimm): Fixed z10prop attribute.
33589	(*tstqiCCT_cconly): Fixed z10prop attribute.
33590	(*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
33591	(*movsi_larl): Fixed z10prop attribute.
33592	(*movsi_zarch): Fixed z10prop attribute.
33593	(*movsi_eas): Fixed z10prop attribute.
33594	(*movhi): Fixed z10prop attribute.
33595	(*movqi): Fixed z10prop attribute.
33596	(*movstrictqi): Fixed z10prop attribute.
33597	(*mov<mode>): Fixed z10prop attribute.
33598	(*movcc): Fixed z10prop attribute.
33599	(*sethighpartdi_64): Fixed z10prop attribute.
33600	(*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
33601	(*negdi2_sign_cc): Fixed z10prop attribute.
33602	(*negdi2_sign): Fixed z10prop attribute.
33603	(*absdi2_sign_cc): Fixed z10prop attribute.
33604	(*absdi2_sign): Fixed z10prop attribute.
33605	(*negabsdi2_sign_cc): Fixed z10prop attribute.
33606	(*negabsdi2_sign): Fixed z10prop attribute.
33607	(*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
33608	(*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
33609	(doloop_si64): Fixed z10prop attribute.
33610	(doloop_si31): Fixed z10prop attribute.
33611	(doloop_long): Fixed z10prop attribute.
33612	(indirect_jump): Fixed z10prop attribute.
33613	(nop): Fixed z10prop attribute.
33614	(main_base_64): Fixed z10prop attribute.
33615	(reload_base_64): Fixed z10prop attribute.
33616
336172009-01-28  Jakub Jelinek  <jakub@redhat.com>
33618
33619	PR rtl-optimization/38740
33620	* reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
33621	if !optimize.
33622	* config/mips/mips.c (mips_reorg): Likewise.
33623
336242009-01-28  Richard Guenther  <rguenther@suse.de>
33625
33626	PR tree-optimization/38926
33627	* tree-ssa-pre.c (add_to_value): Assert we add only expressions
33628	with the correct value id to a value.
33629	(do_regular_insertion): Use the value number of edoubleprime
33630	for the value number of the expr.
33631
33632	Revert
33633	2008-08-21  Richard Guenther  <rguenther@suse.de>
33634
33635	* tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
33636	a PHI ask VN if it is already available.
33637	* tree-ssa-sccvn.h (vn_phi_lookup): Declare.
33638	* tree-ssa-sccvn.c (vn_phi_lookup): Export.
33639
336402009-01-28  Jakub Jelinek  <jakub@redhat.com>
33641
33642	PR middle-end/38934
33643	* tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
33644	set to varying whenever max has TREE_OVERFLOW set, similarly
33645	for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
33646
336472009-01-28  Richard Guenther  <rguenther@suse.de>
33648
33649	PR middle-end/38908
33650	* tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
33651	uninitialized aggregate uses in call arguments.
33652
336532009-01-28  Paolo Bonzini  <bonzini@gnu.org>
33654
33655	PR tree-optimization/38984
33656	* tree-ssa-structalias.c (get_constraints_for_1): Do not use
33657	the nothing_id variable if -fno-delete-null-pointer-checks.
33658
336592009-01-28  Uros Bizjak  <ubizjak@gmail.com>
33660
33661	PR target/38988
33662	* config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
33663	(set_got_offset_rex64): Ditto.
33664
336652009-01-27  H.J. Lu  <hongjiu.lu@intel.com>
33666
33667	PR target/38941
33668	* doc/extend.texi: Improve local variable with asm reg.
33669
336702009-01-27  Adam Nemet  <anemet@caviumnetworks.com>
33671
33672	* c.opt (Wpacked-bitfield-compat): Change init value to -1.
33673	* c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
33674	was not supplied then set warn_packed_bitfield_compat to the
33675	default value of 1.
33676	* stor-layout.c (place_field): Check warn_packed_bitfield_compat
33677	against 1.
33678
336792009-01-27  Richard Guenther  <rguenther@suse.de>
33680
33681	PR tree-optimization/38503
33682	* cfgexpand.c (expand_gimple_basic_block): Ignore
33683	GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
33684	* tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
33685	variables that cannot have TBAA applied.
33686	(compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
33687	statements.
33688
336892009-01-27  Uros Bizjak  <ubizjak@gmail.com>
33690
33691	PR middle-end/38969
33692	* calls.c (initialize_argument_information): Do not wrap complex
33693	arguments in SAVE_EXPR.
33694
336952009-01-26  Andreas Tobler  <a.tobler@schweiz.org>
33696
33697	* config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
33698	(INSTALL_LIBGCC): Revert typo commit.
33699
337002009-01-26  Richard Guenther  <rguenther@suse.de>
33701
33702	PR tree-optimization/38745
33703	* tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
33704	from special handling.
33705
337062009-01-26  Richard Guenther  <rguenther@suse.de>
33707
33708	PR tree-optimization/38745
33709	* tree-ssa.c (execute_update_addresses_taken): Do not include
33710	variables that cannot possibly be a register in not_reg_needs.
33711	Do not clear TREE_ADDRESSABLE on vars that may not become
33712	registers.
33713	* tree-ssa.c (update_alias_info_1): Include those in the set
33714	of addressable vars.
33715
337162009-01-26  Richard Guenther  <rguenther@suse.de>
33717
33718	PR middle-end/38851
33719	* Makefile.in (tree-ssa-dse.o): Add langhooks.h.
33720	* tree-ssa-dse.c: Include langhooks.h
33721	(execute_simple_dse): Remove stores with zero size.
33722
337232009-01-24  Jakub Jelinek  <jakub@redhat.com>
33724
33725	PR c/38957
33726	* c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
33727	as PLUS_EXPR.
33728
337292009-01-24  Julian Brown  <julian@codesourcery.com>
33730
33731	* config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
33732	config/arm/linux-atomic.c.
33733	* config/arm/linux-atomic.c: New.
33734
337352009-01-24  Eric Botcazou  <ebotcazou@adacore.com>
33736
33737	* config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
33738	* config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
33739	* config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
33740
337412009-01-24  H.J. Lu  <hongjiu.lu@intel.com>
33742
33743	PR c/38938
33744	* c-opts.c (c_common_handle_option): Update warn_pointer_sign
33745	properly.
33746
337472009-01-24  Sebastian Pop  <sebastian.pop@amd.com>
33748
33749	PR tree-optimization/38953
33750	* graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
33751	(scop_adjust_phis_for_liveouts): Initialize false_i to zero.
33752	(gloog): Split the exit of the scop when the scop exit is a loop exit.
33753	(graphite_transform_loops): Only call cleanup_tree_cfg if gloog
33754	changed the CFG.
33755
337562009-01-24  Paul Brook  <paul@codesourcery.com>
33757
33758	* config/arm/neon.md (neon_type): Move to arm.md.
33759	(neon_mov<VSTRUCT>): Add neon_type attribute.
33760	* config/arm/arm.md (neon_type): Move to here.
33761	(conds): Add "unconditioal" and use as default for NEON insns.
33762
337632009-01-24  Ben Elliston  <bje@au.ibm.com>
33764
33765	* bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
33766	void *' warning from -Wc++-compat.
33767	* Makefile.in (dominance.o-warn): Remove.
33768
337692009-01-23  Paolo Bonzini  <bonzini@gnu.org>
33770
33771	PR tree-optimization/38932
33772	* fold-const.c (fold_unary_ignore_overflow): New.
33773	* tree.h (fold_unary_ignore_overflow): Declare.
33774	* tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
33775	* tree-ssa-sccvn.c (visit_reference_op_load,
33776	simplify_unary_expression): Likewise.
33777
337782009-01-22  Adam Nemet  <anemet@caviumnetworks.com>
33779
33780	* c-decl.c (finish_struct): Move code to set DECL_PACKED after
33781	DECL_BIT_FIELD is alreay known.  Also inherit packed for bitfields
33782	regardless of their type.
33783	* c-common.c (handle_packed_attribute): Don't ignore packed on
33784	bitfields.
33785	* c.opt (Wpacked-bitfield-compat): New warning option.
33786	* stor-layout.c (place_field): Warn if offset of a field changed.
33787	* doc/extend.texi (packed): Mention the ABI change.
33788	* doc/invoke.texi (-Wpacked-bitfield-compat): Document.
33789	(Warning Options): Add it to the list.
33790
337912009-01-22  H.J. Lu  <hongjiu.lu@intel.com>
33792
33793	* c-opts.c (c_common_post_options): Fix a typo in comments.
33794
337952009-01-22  Steve Ellcey  <sje@cup.hp.com>
33796
33797	PR middle-end/38615
33798	* gimplify.c (gimplify_init_constructor): Fix promotion of const
33799	variables to static.
33800	* doc/invoke.texi (-fmerge-all-constants): Update description.
33801
338022009-01-22  Uros Bizjak  <ubizjak@gmail.com>
33803
33804	PR target/38931
33805	* config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
33806	(*movdi_1_rex64): Use type "mmx" for alternative 5.
33807
338082009-01-22  Richard Earnshaw  <rearnsha@arm.com>
33809
33810	* arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
33811	a word boundary.
33812	(LOCAL_ALIGNMENT): Similarly.
33813
338142009-01-22  Mark Shinwell  <shinwell@codesourcery.com>
33815	    Joseph Myers  <joseph@codesourcery.com>
33816
33817	* config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
33818	* config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
33819	* config/arm/arm-tune.md: Regenerate.
33820	* doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
33821	-march=iwmmxt2.
33822
338232009-01-22  Mark Shinwell  <shinwell@codesourcery.com>
33824
33825	* config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
33826	version number to five.
33827
338282009-01-22  Dodji Seketeli  <dodji@redhat.com>
33829
33830	PR c++/38930
33831	* c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
33832	* c-common.c (set_underlying_type): Likewise.
33833	(is_typedef_decl ): Likewise
33834	* tree.h: Likewise
33835	(set_underlying_type): Likewise.
33836	(is_typedef_type): Likewise.
33837
338382009-01-21  Vladimir Makarov  <vmakarov@redhat.com>
33839
33840	PR middle-end/38587
33841	* ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
33842	crossing setjmps.
33843
338442009-01-21  Dave Korn  <dave.korn.cygwin@gmail.com>
33845
33846	PR bootstrap/37660
33847	* config/i386/cygwin.h (SHARED_LIBGCC_SPEC):  New helper macro.
33848	(LIBGCC_SPEC):  Don't define.
33849	(REAL_LIBGCC_SPEC):  Define instead, using SHARED_LIBGCC_SPEC.
33850
338512009-01-21  Uros Bizjak  <ubizjak@gmail.com>
33852
33853	PR rtl-optimization/38879
33854	* alias.c (base_alias_check): Unaligned access via AND address can
33855	alias all surrounding object types except those with sizes equal
33856	or wider than the size of unaligned access.
33857
338582009-01-21  Dodji Seketeli  <dodji@redhat.com>
33859
33860	PR c++/26693
33861	* c-decl.c (clone_underlying_type): Move this ...
33862	* c-common.c (set_underlying_type): ... here.
33863	Also, make sure the function properly sets TYPE_STUB_DECL() on
33864	the newly created typedef variant type.
33865	(is_typedef_decl ): New entry point.
33866	* tree.h: Added a new member member_types_needing_access_check to
33867	struct tree_decl_non_common.
33868	(set_underlying_type): New entry point.
33869	(is_typedef_type): Likewise.
33870
338712009-01-21  Bingfeng Mei  <bmei@broadcom.com>
33872
33873	* alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
33874	Check whether two instructions have memory references that
33875	belong to conflicting alias sets.  walk_mems_1 and walk_mems_2
33876	are helper functions for traversing.
33877	* alias.h (insn_alias_sets_confilict_p): New prototypes.
33878	* ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
33879	not to draw dependency edge for instructions with non-conflicting
33880	alias sets.
33881
338822009-01-20  Joseph Myers  <joseph@codesourcery.com>
33883
33884	PR other/38758
33885	* longlong.h: Update copyright years.  Use soft-fp license notice.
33886	Sync __clz_tab declaration with glibc.
33887
338882009-01-20  Steve Ellcey  <sje@cup.hp.com>
33889
33890	PR target/30687
33891	* doc/extend.texi (syscall_linkage): New.
33892	(version_id): Modify.
33893
338942009-01-20  Andrew Pinski  <andrew_pinski@playstation.sony.com>
33895	    Richard Guenther  <rguenther@suse.de>
33896
33897	PR tree-optimization/38747
33898	PR tree-optimization/38748
33899	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
33900	conversion if the base address is an indirect reference and the
33901	aliasing sets could cause issues.
33902
339032009-01-20  Sebastian Pop  <sebastian.pop@amd.com>
33904
33905	* common.opt (fgraphite, fgraphite-identity): Add comment for
33906	explaining why these options are not documented.
33907
339082009-01-20  Sebastian Pop  <sebastian.pop@amd.com>
33909
33910	* graphite.c (stmt_simple_for_scop_p): Also handle cases when
33911	gimple_call_lhs is NULL.
33912
339132009-01-20  Paolo Bonzini  <bonzini@gnu.org>
33914
33915	PR target/38868
33916	* emit-rtl.c (adjust_address_1): Make sure memref is never
33917	overwritten.
33918
339192009-01-20  Ben Elliston  <bje@au.ibm.com>
33920
33921	* libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33922	const qualifier from arg parameter. Remove unnecessary cast to char *.
33923	* gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33924	const qualifier from arg 2.
33925
339262009-01-19  Iain Sandoe  <iain.sandoe@sandoe-acoustics.co.uk>
33927
33928	* config/darwin.h: Add static-libgfortran to LINK_SPEC.
33929
339302009-01-19  Vladimir Makarov  <vmakarov@redhat.com>
33931
33932	PR c/38869
33933	* rtl.h (reinit_regs): New prototype.
33934	* regclass.c: Include ira.h.
33935	(reinit_regs): New.
33936	* Makefile.in (regclass.o): Add ira.h.
33937	* config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
33938
339392009-01-18  H.J. Lu  <hongjiu.lu@intel.com>
33940
33941	PR target/38736
33942	* c-common.c (handle_aligned_attribute): Use
33943	ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
33944	default alignment value.
33945
33946	* c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
33947
33948	* defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
33949	* config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
33950
33951	* doc/extend.texi: Update __attribute__ ((aligned)).  Document
33952	__BIGGEST_ALIGNMENT__.
33953
33954	* doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
33955
339562009-01-18  Richard Guenther  <rguenther@suse.de>
33957
33958	PR tree-optimization/38819
33959	* tree-flow.h (operation_could_trap_helper_p): Declare.
33960	* tree-eh.c (operation_could_trap_helper_p): Export.
33961	* tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
33962	* tree-ssa-sccvn.c (vn_nary_may_trap): New function.
33963	* tree-ssa-pre.c (insert_into_preds_of_block): Check if we
33964	are about to insert a possibly trapping instruction and fail
33965	in this case.
33966
339672009-01-18  Andreas Schwab  <schwab@suse.de>
33968
33969	* doc/install.texi (Configuration): Remove obsolete paragraph
33970	about use of --with-gnu-ld with --with-gnu-as.
33971
339722009-01-18  Kazu Hirata  <kazu@codesourcery.com>
33973
33974	* doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
33975	doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
33976	Follow spelling conventions.
33977
339782009-01-18  Ben Elliston  <bje@au.ibm.com>
33979
33980	* bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
33981	C++ warning about implicit conversion from void * to struct
33982	bitmap_head_def *.
33983	(bitmap_obstack_free): Likewise for bitmap_element *.
33984	* Makefile.in (bitmap.o-warn): Remove.
33985
339862009-01-17  Dave Korn  <dave.korn.cygwin@gmail.com>
33987
33988	* Makefile.in (BACKENDLIBS):  Reorder to match dependencies.
33989
339902009-01-17  Sebastian Pop  <sebastian.pop@amd.com>
33991	    Tobias Grosser  <tobi.grosser@amd.com>
33992
33993	* graphite.c (graphite_trans_scop_block): Do not block single
33994	nested loops.
33995
339962009-01-16  Alexandre Oliva  <aoliva@redhat.com>
33997
33998	* ebitmap.h (ebitmap_iter_init): Initialize all fields.
33999	* ipa-struct-reorg.c (gen_struct_type): Replace known-true
34000	test with assertion.
34001
340022009-01-16  Richard Guenther  <rguenther@suse.de>
34003
34004	PR tree-optimization/38835
34005	PR middle-end/36227
34006	* fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
34007	and INT + PTR -> (INT)(PTR p+ INT) folding.
34008	* tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
34009
340102009-01-16  Adam Nemet  <anemet@caviumnetworks.com>
34011
34012	PR target/38554
34013	* expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
34014	the subreg from a lowpart subreg if it is also casting the value.
34015
340162009-01-16  Sebastian Pop  <sebastian.pop@amd.com>
34017	    Tobias Grosser  <tobi.grosser@amd.com>
34018
34019	* graphite.c (compare_prefix_loops): New.
34020	(build_scop_canonical_schedules): Rewritten.
34021	(graphite_transform_loops): Move build_scop_canonical_schedules
34022	after build_scop_iteration_domain.
34023
340242009-01-16  Sebastian Pop  <sebastian.pop@amd.com>
34025	    Tobias Grosser  <tobi.grosser@amd.com>
34026
34027	* graphite.c (add_conditions_to_domain): Add the loops to
34028	the dimension of the iteration domain.  Do copy the domain
34029	only when it exists.
34030	(build_scop_conditions_1): Do not call add_conditions_to_domain.
34031	(add_conditions_to_constraints): New.
34032	(can_generate_code_stmt, can_generate_code): Removed.
34033	(gloog): Do not call can_generate_code.
34034	(graphite_transform_loops): Call add_conditions_to_constraints
34035	after building the iteration domain.
34036
340372009-01-16  Jakub Jelinek  <jakub@redhat.com>
34038
34039	PR tree-optimization/38789
34040	* tree-ssa-threadedge.c
34041	(record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
34042	__builtin_constant_p.
34043
340442009-01-16  Kenneth Zadeck  <zadeck@naturalbridge.com>
34045
34046	* dce.c (delete_unmarked_insns): Reversed the order that insns are
34047	examined before deleting them.
34048
340492009-01-16  Richard Earnshaw  <rearnsha@arm.com>
34050
34051	* function.c (aggregate_value_p): Correctly extract the function
34052	type from CALL_EXPR_FN lookup.
34053
340542009-01-16  Hariharan Sandanagobalane  <hariharan@picochip.com>
34055
34056	* config/picochip/picochip.c (picochip_override_options): Revert
34057	CFI asm flag disable commited previously.
34058
340592009-01-15  Sebastian Pop  <sebastian.pop@amd.com>
34060	    Tobias Grosser  <tobi.grosser@amd.com>
34061	    Jan Sjodin  <jan.sjodin@amd.com>
34062
34063	* graphite.c (scan_tree_for_params): On substractions negate
34064	all the coefficients of the term.
34065	(clast_to_gcc_expression_red): New.  Handle reduction expressions
34066	of more than two operands.
34067	(clast_to_gcc_expression): Call clast_to_gcc_expression_red.
34068	(get_vdef_before_scop): Handle also the case of default definitions.
34069
340702009-01-15  Richard Sandiford  <rdsandiford@googlemail.com>
34071
34072	* caller-save.c (add_used_regs_1, add_used_regs): New functions.
34073	(insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
34074	Also use them when walking CALL_INSN_FUNCTION_USAGE.
34075
340762009-01-15  H.J. Lu  <hongjiu.lu@intel.com>
34077	    Joey Ye  <joey.ye@intel.com>
34078
34079	PR middle-end/37843
34080	* cfgexpand.c (expand_stack_alignment): Don't update stack
34081	boundary nor check incoming stack boundary here.
34082	(gimple_expand_cfg): Update stack boundary and check incoming
34083	stack boundary here.
34084
340852009-01-15  Kenneth Zadeck  <zadeck@naturalbridge.com>
34086
34087	* dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
34088
340892009-01-14  Jakub Jelinek  <jakub@redhat.com>
34090
34091	PR rtl-optimization/38245
34092	* calls.c (expand_call): Add stack arguments to
34093	CALL_INSN_FUNCTION_USAGE even for pure calls (when
34094	ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
34095	in regs and partially in memory or BLKmode arguments.
34096	(emit_library_call_value_1): Add stack arguments to
34097	CALL_INSN_FUNCTION_USAGE even for pure calls (when
34098	ACCUMULATE_OUTGOING_ARGS).
34099	* dce.c: Include tm_p.h.
34100	(find_call_stack_args): New function.
34101	(deletable_insn_p): Call it for CALL_P insns.  Add ARG_STORES
34102	argument.
34103	(mark_insn): Call find_call_stack_args for CALL_Ps.
34104	(prescan_insns_for_dce): Walk insns backwards in bb rather than
34105	forwards.  Allocate and free arg_stores bitmap if needed, pass it
34106	down to deletable_insn_p, don't mark stores set in arg_stores
34107	bitmap, clear the bitmap at the beginning of each bb.
34108	* Makefile.in (dce.o): Depend on $(TM_P_H).
34109
341102009-01-14  Michael Meissner  <gnu@the-meissners.org>
34111
34112	PR target/22599
34113	* config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
34114	to make sure the insn is a conditional test (bug 22599).  Reformat a
34115	few long lines.
34116
341172009-01-14  Sebastian Pop  <sebastian.pop@amd.com>
34118
34119	PR middle-end/38431
34120	* graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
34121	(scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
34122	(gloog): Do not call cleanup_tree_cfg.
34123	(graphite_transform_loops): Call cleanup_tree_cfg after all
34124	scops have been code generated.
34125
341262009-01-14  Basile Starynkevitch  <basile@starynkevitch.net>
34127	* doc/gty.texi (Invoking the garbage collector): Added new node
34128	and section documenting ggc_collect.
34129
341302009-01-14  Richard Guenther  <rguenther@suse.de>
34131
34132	PR tree-optimization/38826
34133	PR middle-end/38477
34134	* tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
34135	initialization notes only if we actually emitted a warning.
34136	(intra_create_variable_infos): Add constraints for a result decl
34137	that is passed by hidden reference.
34138	(build_pred_graph): Mark all related variables non-direct on
34139	address-taking.
34140
341412009-01-14  Nick Clifton  <nickc@redhat.com>
34142
34143	* ira-conflicts.c: Include addresses.h for the definition of
34144	base_reg_class.
34145	(ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
34146	* Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
34147
341482009-01-13  Vladimir Makarov  <vmakarov@redhat.com>
34149
34150	PR target/38811
34151	* Makefile.in (ira-lives.o): Add except.h.
34152
34153	* ira-lives.c: Include except.h.
34154	(process_bb_node_lives): Process can_throw_internal.
34155
341562009-01-13  Jakub Jelinek  <jakub@redhat.com>
34157
34158	PR rtl-optimization/38774
34159	* combine.c (simplify_set): When undoing cc_use change, don't do
34160	PUT_CODE on the newly created comparison, but instead put back the
34161	old comparison.
34162
341632009-01-13  Joseph Myers  <joseph@codesourcery.com>
34164
34165	* doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
34166	values.  Remove duplicate arm8 entry.
34167
341682009-01-13  Sebastian Pop  <sebastian.pop@amd.com>
34169
34170	PR tree-optimization/38786
34171	* graphite.c (expand_scalar_variables_ssa_name): New, outlined from
34172	the SSA_NAME case of expand_scalar_variables_expr.
34173	Set the type of an expression to the type of its assign	statement.
34174	(expand_scalar_variables_expr): Also gather the scalar computation
34175	used to index the memory access.  Do not pass loop_p.
34176	Fix comment.  Stop recursion on tcc_constant or tcc_declaration.
34177	(expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
34178	the gimple_stmt_iterator where it inserts new code.
34179	Do not pass loop_p.
34180	(copy_bb_and_scalar_dependences): Do not pass loop_p.
34181	(translate_clast): Update call to copy_bb_and_scalar_dependences.
34182
341832009-01-13  Sebastian Pop  <sebastian.pop@amd.com>
34184
34185	* graphite.h (debug_value): Removed.
34186	* graphite.c (debug_value): Removed.
34187
341882009-01-13  Richard Earnshaw  <rearnsha@arm.com>
34189
34190	* config/arm/arm.c (output_move_double): Don't synthesize thumb-2
34191	ldrd/strd with two 32-bit instructions.
34192
341932009-01-13  Richard Earnshaw  <rearnsha@arm.com>
34194
34195	* config/arm/arm.c (struct processors): Pass for speed down into
34196	cost helper functions.
34197	(const_ok_for_op): Handle COMPARE and inequality nodes.
34198	(arm_rtx_costs_1): Rewrite.
34199	(arm_size_rtx_costs): Update prototype.
34200	(arm_rtx_costs): Pass speed down to helper functions.
34201	(arm_slowmul_rtx_costs): Rework cost calculations.
34202	(arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
34203	(arm_9e_rtx_costs): Likewise.
34204
342052009-01-13  Uros Bizjak  <ubizjak@gmail.com>
34206
34207	* config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
34208	relocations of local symbols wider than UNITS_PER_WORD are not valid.
34209	(alpha_legitimize_address): Do not split local symbols wider than
34210	UNITS_PER_WORD into HIGH/LO_SUM parts.
34211
342122009-01-13  Danny Smith  <dannysmith@users.sourceforge.net>
34213
34214	PR bootstrap/38580
34215	* gcc.c (process_command): Replace call to execvp with calls
34216	to pex_one and exit.
34217
342182009-01-03  Anatoly Sokolov  <aesok@post.ru>
34219
34220	PR target/29141
34221	* config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
34222	* config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
34223	variant for devices with 3-byte PC.
34224	(__tablejump_elpm__): New.
34225
342262009-01-12  Jakub Jelinek  <jakub@redhat.com>
34227
34228	PR c/32041
34229	* c-parser.c (c_parser_postfix_expression): Allow `->' in
34230	offsetof member-designator, handle it as `[0].'.
34231
342322009-01-12  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
34233
34234	* pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
34235	function when not using named sections on targets with named sections
34236	if branch distance is less than 262132.
34237
342382009-01-12  Richard Earnshaw  <rearnsha@arm.com>
34239
34240	* combine.c (combine_instructions):  Recompute
34241	optimize_this_for_speed_p  for each BB in the main combine loop.
34242
342432009-01-12  Tomas Bily  <tbily@suse.cz>
34244
34245	PR middlend/38385
34246	* tree-loop-distribution.c (prop_phis): New function.
34247	(generate_builtin): Call prop_phis.
34248
342492009-01-12  Jakub Jelinek  <jakub@redhat.com>
34250
34251	PR tree-optimization/38807
34252	* tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
34253	gimple_visited_p unless stmt is GIMPLE_ASSIGN.
34254
342552009-01-11  Adam Nemet  <anemet@caviumnetworks.com>
34256
34257	* expmed.c (store_bit_field_1): Properly truncate the paradoxical
34258	subreg of op0 to the original op0.
34259
342602009-01-11  Laurent GUERBY  <laurent@guerby.net>
34261
34262	* doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
34263
342642009-01-11  Markus Schoepflin  <markus.schoepflin@comsoft.de>
34265
34266	PR debug/7055
34267	* mips-tfile.c (parse_def): Fix parsing of def strings
34268	starting with digits.
34269
342702009-01-10  Jakub Jelinek  <jakub@redhat.com>
34271
34272	PR target/38695
34273	* config/arm/arm.c (arm_is_long_call_p): Don't call
34274	arm_function_in_section_p if decl isn't a FUNCTION_DECL.
34275
342762009-01-09  Steven Bosscher  <steven@gcc.gnu.org>
34277
34278	* regrename.c (regrename_optimize): Fix dumping.
34279	(find_oldest_value_reg): Preserve REG_POINTER.
34280	(copy_hardreg_forward_1): Likewise.
34281
342822009-01-09  Diego Novillo  <dnovillo@google.com>
34283
34284	* gimple.h (struct gimple_statement_base) <uid>: Document
34285	the restrictions on its use.
34286	(gimple_uid): Tidy.
34287	(gimple_set_uid): Tidy.
34288
342892009-01-09  Jakub Jelinek  <jakub@redhat.com>
34290
34291	* config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
34292	zero guard even if align_bytes != 0 and count is smaller than
34293	size_needed.
34294
342952009-01-09  Vladimir Makarov  <vmakarov@redhat.com>
34296
34297	PR rtl-optimization/38495
34298	* ira-emit.c (print_move_list, ira_debug_move_list): New functions.
34299	(add_range_and_copies_from_move_list): Print all added ranges.
34300	Add ranges to memory optimized destination.
34301
343022009-01-09  Jakub Jelinek  <jakub@redhat.com>
34303
34304	PR target/38686
34305	PR target/38708
34306	* config/i386/i386.c (override_options): Reject
34307	-mstringop-strategy=rep_8byte with -m32.
34308	(ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
34309	to 1.  Do count comparison against epilogue_size_needed at compile
34310	time even when count_exp was constant forced into register.  For
34311	size_needed don't jump to epilogue, instead just avoid aligning
34312	and invoke the body algorithm.  If need_zero_guard, add zero guard
34313	even if count is non-zero, but smaller than size_needed + number of
34314	bytes that could be stored for alignment.
34315	(ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
34316	to 1.  If need_zero_guard, add zero guard even if count is non-zero,
34317	but smaller than size_needed + number of bytes that could be stored
34318	for alignment.  Compare size_needed with epilogue_size_needed instead
34319	of desired_align - align, don't adjust size_needed, pass
34320	epilogue_size_needed to the epilogue expanders.
34321
34322	PR c/35742
34323	* c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
34324
343252009-01-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
34326
34327	* pa.c (last_address): Change to unsigned.
34328	(update_total_code_bytes): Change argument to unsigned.  Don't
34329	check if insn addresses are set.
34330	(pa_output_function_epilogue): Set last_address to UINT_MAX if insn
34331	addresses are not set.
34332	(pa_asm_output_mi_thunk): Handle wrap when updating last_address.
34333
343342009-01-09  Nick Clifton  <nickc@redhat.com>
34335
34336	* config/sh/symbian.c: Replace uses of DECL_INLINE with
34337	DECL_DECLARED_INLINE_P.
34338
343392009-01-09  Jakub Jelinek  <jakub@redhat.com>
34340
34341	PR middle-end/38347
34342	* dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
34343	GET_MODE (op0) in operand_subword_force calls.
34344
34345	PR middle-end/38771
34346	* fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
34347	fold_convert arg0 operands to TREE_TYPE (op0) first.
34348
343492009-01-08  Vladimir Makarov  <vmakarov@redhat.com>
34350
34351	* params.def (ira-max-conflict-table-size): Decrease default value
34352	to 1000.
34353
343542009-01-08  Jakub Jelinek  <jakub@redhat.com>
34355
34356	PR tree-optimization/37031
34357	* lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
34358	on parameter_set.
34359	(build_access_matrix): Reserve correct size for AM_MATRIX vector,
34360	allocate it using gc instead of heap, use VEC_quick_push instead of
34361	VEC_safe_push.
34362	* graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
34363	instead of heap, use VEC_quick_push instead of VEC_safe_push.
34364	* tree-data-ref.h (struct access_matrix): Change matrix to gc
34365	allocated vector from heap allocated.
34366	* lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
34367	* tree-loop-linear.c (linear_transform_loops): Allocate nest
34368	vector only after perfect_loop_nest_depth call.
34369
343702009-01-08  Sebastian Pop  <sebastian.pop@amd.com>
34371	    Jan Sjodin  <jan.sjodin@amd.com>
34372
34373	PR tree-optimization/38559
34374	* graphite.c (debug_value, copy_constraint,
34375	swap_constraint_variables, scale_constraint_variable, ): New.
34376	(get_lower_bound, get_upper_bound): Removed.
34377	(graphite_trans_bb_strip_mine): Clean up this code that works
34378	only for constant number of iterations.  Fully copy upper and
34379	lower bound constraints, not only the constant part of them.
34380	* graphite.h (debug_value): Declared.
34381
343822009-01-08  Ira Rosen  <irar@il.ibm.com>
34383
34384	PR tree-optimization/37194
34385	* tree-vect-transform.c (vect_estimate_min_profitable_iters):
34386	Don't add the cost of cost model guard in prologue to scalar
34387	outside cost in case of known number of iterations.
34388
343892009-01-07  Nathan Froyd  <froydnj@codesourcery.com>
34390	    Alan Modra  <amodra@bigpond.net.au>
34391
34392	* config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
34393	non-word-aligned REG+CONST addressing.
34394
343952009-01-07  Uros Bizjak  <ubizjak@gmail.com>
34396
34397	PR target/38706
34398	* config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
34399	free_after_compilation when outputting a thunk.
34400	(alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
34401	Do not call free_after_compilation here.
34402
344032009-01-07  Uros Bizjak  <ubizjak@gmail.com>
34404
34405	* config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
34406	(ix86_valid_target_attribute_inner_p): Ditto.
34407
344082009-01-07  Jan Sjodin  <jan.sjodin@amd.com>
34409
34410	PR tree-optimization/38492
34411	PR tree-optimization/38498
34412	* tree-check.c (operator_is_linear, scev_is_linear_expression): New.
34413	* tree-chrec.h (scev_is_linear_expression): Declared.
34414	* graphite.c (graphite_cannot_represent_loop_niter): New.
34415	(scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
34416	(graphite_loop_normal_form): Use gcc_assert.
34417	(scan_tree_for_params): Use CASE_CONVERT.
34418	(phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
34419	(build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
34420	Use gcc_assert.  Discard scops that contain unhandled cases.
34421	(build_scop_conditions): Return a boolean status for unhandled cases.
34422	(strip_mine_profitable_p): Print the loop number, not its depth.
34423	(is_interchange_valid): Pass the depth of the loop nest, don't
34424	recompute it wrongly.
34425	(graphite_trans_bb_block): Same.
34426	(graphite_trans_bb_block): Print tentative of loop blocking.
34427	(graphite_trans_scop_block): Do not print that the loop has been
34428	blocked.
34429	(graphite_transform_loops): Do not handle scops that contain condition
34430	scalar phi nodes.
34431
344322009-01-07  H.J. Lu  <hongjiu.lu@intel.com>
34433
34434	AVX Programming Reference (December, 2008)
34435	* config/i386/avxintrin.h (_mm256_stream_si256): New.
34436	(_mm256_stream_pd): Likewise.
34437	(_mm256_stream_ps): Likewise.
34438
34439	* config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
34440	IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
34441	(ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
34442	(bdesc_special_args): Add __builtin_ia32_movntdq256,
34443	__builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
34444	(ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
34445	(ix86_expand_special_args_builtin): Likewise.
34446
34447	* config/i386/sse.md (AVXMODEDI): New.
34448	(avx_movnt<mode>): Likewise.
34449	(avx_movnt<mode>): Likewise.
34450	(<sse>_movnt<mode>): Remove AVX support.
34451	(sse2_movntv2di): Likewise.
34452
344532009-01-07  Richard Guenther  <rguenther@suse.de>
34454
34455	PR middle-end/38751
34456	* fold-const.c (extract_muldiv): Remove obsolete comment.
34457	(fold_plusminus_mult_expr): Undo MINUS_EXPR
34458	to PLUS_EXPR canonicalization for the canonicalization.
34459
344602009-01-07  Gerald Pfeifer  <gerald@pfeifer.com>
34461
34462	* doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
34463	hosted cross-compilers generating less efficient code.
34464
344652009-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
34466
34467	* function.h (rtl_data): Add a dbr_scheduled_p field.
34468	* reorg.c (dbr_schedule): Set it.
34469	(gate_handle_delay_slots): Check it.
34470	* config/mips/mips.c (mips_base_delayed_branch): Delete.
34471	(mips_reorg): Check flag_delayed_branch instead of
34472	mips_base_delayed_branch.
34473	(mips_override_options): Don't set mips_base_delayed_branch
34474	or flag_delayed_branch.
34475
344762009-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
34477
34478	PR rtl-optimization/38426.
34479	* ira.c (ira): Set current_function_is_leaf earlier.
34480
344812009-01-06  Jakub Jelinek  <jakub@redhat.com>
34482
34483	PR rtl-optimization/38722
34484	* combine.c (try_combine): Don't modify PATTERN (i3) and notes
34485	too early, only set a flag and modify after last possible
34486	undo_all point.
34487
344882009-01-06  Janis Johnson  <janis187@us.ibm.com>
34489
34490	PR c/34252
34491	* ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
34492	* real.c (decimal_single_format): Correct values of emin and emax.
34493	(decimal_double_format): Ditto.
34494	(decimal_quad_format): Ditto.
34495	* c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
34496	computation of DECnn_MIN and DECnn_MAX for corrected values of
34497	emin and emax.  Define __DECnn_SUBNORMAL_MIN__ instead of
34498	__DECnn_MIN__, and adjust its computation for the corrected value
34499	of emin.
34500
345012009-01-06  Jan Hubicka  <jh@suse.cz>
34502
34503	PR target/38744
34504	* config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
34505
345062009-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
34507
34508	* doc/contrib.texi (Contributors): Slightly adjust the end note.
34509	Add Robert Clark to the list of testers.
34510
345112009-01-06  Jan Hubicka  <jh@suse.cz>
34512	    Kai Tietz  <kai.tietz@onevision.com>
34513
34514	* config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
34515	* config/i386/i386.c (ix86_expand_call): Add clobbers.
34516
345172009-01-06  Jan Hubicka  <jh@suse.cz>
34518	    Kai Tietz  <kai.tietz@onevision.com>
34519
34520	* config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
34521	for w64 ABI.
34522	* config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
34523	(ix86_nsaved_regs): Count only general purpose regs.
34524	(ix86_nsaved_sseregs): New.
34525	(ix86_compute_frame_layout): Update nsseregs; set preferred alignment
34526	to 16 for w64; compute padding and size of sse reg save area.
34527	(ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
34528	general purpose regs.
34529	(ix86_emit_save_sse_regs_using_mov): New.
34530	(ix86_expand_prologue): Save SSE regs if needed.
34531	(ix86_emit_restore_regs_using_mov): Use only general purpose regs.
34532	(ix86_emit_restore_sse_regs_using_mov): New.
34533	(ix86_expand_epilogue): Save SSE regs if needed.
34534
345352009-01-06  Jan Hubicka  <jh@suse.cz>
34536	    Kai Tietz  <kai.tietz@onevision.com>
34537
34538	* config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
34539	* config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
34540	functions when accumulate outgoing args is off.
34541
345422009-01-06  H.J. Lu  <hongjiu.lu@intel.com>
34543
34544	PR bootstrap/38742
34545	* ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
34546	before using pseudos_have_intersected_live_ranges_p.
34547
34548	* ira-int.h (ira_assert): Always define.
34549
345502009-01-06  H.J. Lu  <hongjiu.lu@intel.com>
34551
34552	AVX Programming Reference (December, 2008)
34553	* config/i386/avxintrin.h (_mm_permute2_pd): Removed.
34554	(_mm256_permute2_pd): Likewise.
34555	(_mm_permute2_ps): Likewise.
34556	(_mm256_permute2_ps): Likewise.
34557	* config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
34558	* config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
34559
34560	* config/i386/i386.c (ix86_builtins): Remove
34561	IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
34562	IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
34563	(ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
34564	V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
34565	and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
34566	(bdesc_args): Remove __builtin_ia32_vpermil2pd,
34567	__builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
34568	__builtin_ia32_vpermil2ps256.
34569	(ix86_init_mmx_sse_builtins): Updated.
34570	(ix86_expand_args_builtin): Likewise.
34571
345722009-01-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
34573
34574	* pa.c (output_call): Relocate non-jump insns in the delay slot of
34575	long absolute calls when generating PA 2.0 code.
34576
345772009-01-05  Vladimir Makarov  <vmakarov@redhat.com>
34578
34579	PR rtl-optimization/38583
34580	* params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
34581
34582	* params.def (ira-max-conflict-table-size): New.
34583
34584	* doc/invoke.texi (ira-max-conflict-table-size): Decribe.
34585
34586	* ira.h (ira_conflicts_p): New external definition.
34587
34588	* ira-conflicts.c (build_conflict_bit_table): Do not build too big
34589	table.  Report this.  Return result of building.
34590	(ira_build_conflicts): Use ira_conflicts_p.  Check result of
34591	building conflict table.
34592
34593	* ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
34594	(ira_color): Use ira_conflicts_p.
34595
34596	* global.c: Include ira.h.
34597	(pseudo_for_reload_consideration_p, build_insn_chain): Use
34598	ira_conflicts_p.
34599
34600	* Makefile.in (global.o): Add ira.h.
34601
34602	* ira-build.c (mark_all_loops_for_removal,
34603	propagate_some_info_from_allocno): New.
34604	(remove_unnecessary_allocnos): Call
34605	propagate_some_info_from_allocno.
34606	(remove_low_level_allocnos): New.
34607	(remove_unnecessary_regions): Add parameter.  Call
34608	mark_all_loops_for_removal and remove_low_level_allocnos.  Pass
34609	parameter to remove_unnecessary_regions.
34610	(ira_build): Remove all regions but root if the conflict table was
34611	not built.  Update conflict hard regs for allocnos crossing calls.
34612
34613	* ira.c (ira_conflicts_p): New global.
34614	(ira): Define and use ira_conflicts_p.
34615
34616	* reload1.c (compute_use_by_pseudos, reload, count_pseudo,
34617	count_spilled_pseudo, find_reg, alter_reg, finish_spills,
34618	emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
34619
346202009-01-06  Ben Elliston  <bje@au.ibm.com>
34621
34622	* gengtype-lex.l (YY_NO_INPUT): Define.
34623
346242009-01-05  Andrew Pinski  <andrew_pinski@playstation.sony.com>
34625
34626	PR c/34911
34627	* c-common.c (handle_vector_size_attribute): Also reject
34628	BOOLEAN_TYPE types.
34629
346302009-01-05  Sebastian Pop  <sebastian.pop@amd.com>
34631
34632	PR tree-optimization/38492
34633	* graphite.c (rename_map_elt, debug_rename_elt,
34634	debug_rename_map_1, debug_rename_map, new_rename_map_elt,
34635	rename_map_elt_info, eq_rename_map_elts,
34636	get_new_name_from_old_name, bb_in_sese_p): Moved around.
34637	(sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
34638	(sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
34639	(sese_build_livein_liveouts): New.
34640	(new_sese, free_sese): New.
34641	(new_scop): Call new_sese.
34642	(free_scop): Call free_sese.
34643	(rename_variables_from_edge, rename_phis_end_scop): Removed.
34644	(register_old_new_names): Renamed register_old_and_new_names.
34645	(register_scop_liveout_renames, add_loop_exit_phis,
34646	insert_loop_close_phis, struct igp,
34647	default_liveout_before_guard, add_guard_exit_phis,
34648	insert_guard_phis, copy_renames): New.
34649	(translate_clast): Call insert_loop_close_phis and insert_guard_phis.
34650	(sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
34651	(rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
34652	(scop_adjust_phis_for_liveouts): New.
34653	(gloog): Call scop_adjust_phis_for_liveouts.
34654
34655	* graphite.h (struct sese): Documented.  Added fields liveout,
34656	num_ver and livein.
34657	(SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
34658	(new_sese, free_sese, sese_build_livein_liveouts): Declared.
34659	(struct scop): Added field liveout_renames.
34660	(SCOP_LIVEOUT_RENAMES): New.
34661
346622009-01-05  Harsha Jagasia  <harsha.jagasia@amd.com>
34663
34664	PR tree-optimization/38510
34665	* graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
34666	(translate_clast): Call recompute_all_dominators before
34667	graphite_verify.
34668	(gloog): Call recompute_all_dominators before graphite_verify.
34669
346702009-01-05  Harsha Jagasia  <harsha.jagasia@amd.com>
34671	    Jan Sjodin  <jan.sjodin@amd.com>
34672
34673	PR tree-optimization/38500
34674	* graphite.c (create_sese_edges): Call fix_loop_structure after
34675	splitting blocks.
34676
346772009-01-05  Joel Sherrill  <joel.sherrill@oarcorp.com>
34678
34679	* config.gcc: Add m32r*-*-rtems*.
34680	* config/m32r/rtems.h: New file.
34681
346822009-01-05  Ben Elliston  <bje@au.ibm.com>
34683
34684	* Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
34685	(.po.pox): Likewise.
34686	(po/gcc.pot): Likewise.
34687
346882009-01-04  David S. Miller  <davem@davemloft.net>
34689
34690	* config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
34691	(STARTING_FRAME_OFFSET): Always set to zero.
34692
346932009-01-04  Richard Sandiford  <rdsandiford@googlemail.com>
34694
34695	* tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
34696	* tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
34697	fixed-point types, and vectors of the same.
34698
346992009-01-04  Richard Sandiford  <rdsandiford@googlemail.com>
34700
34701	* config/mips/sync.md (*mb_barrier): Rename to...
34702	(*memory_barrier): ...this.
34703
347042009-01-04  Jonathan Wakely  <jwakely.gcc@gmail.com>
34705
34706	* doc/extend.texi (Function Attributes): Move @cindex after @item
34707	for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
34708	and put in alphabetical order. Fix 'target' name and put in order.
34709	* doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
34710	typos.
34711
347122009-01-04  Uros Bizjak  <ubizjak@gmail.com>
34713
34714	* config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
34715	(memory_barrier): Expand as unspec instead of unspec_volatile.
34716	Remove mem:BLK from insn operands.  Use Pmode scratch register.
34717	(*memory_barrier): Define as unspec instead of unspec_volatile.
34718	Use (match_dup 0) as input operand.
34719
34720	* config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
34721	* config/sparc/sync.md (memory_barrier): Expand as unspec instead of
34722	unspec_volatile.  Remove mem:BLK from insn operands.  Use Pmode
34723	scratch register.  Remove operand 1.
34724	(*stbar): Define as unspec instead of unspec_volatile.
34725	Use (match_dup 0) as input operand, remove (const_int 8).
34726	(*membar): Define as unspec instead of unspec_volatile.
34727	Use (match_dup 0) as input operand, remove input operand 2.
34728
34729	* config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
34730	(memory_barrier): Expand as unspec instead of unspec_volatile.
34731	Remove mem:BLK from insn operands.  Use Pmode scratch register.
34732	(*memory_barrier): Define as unspec instead of unspec_volatile.
34733	Use (match_dup 0) as input operand.
34734
34735	* config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
34736	Remove mem:BLK from insn operands.  Use Pmode scratch register.
34737	Set volatile flag on operand 0.
34738	(*memory_barrier): New insn pattern.
34739
34740	* config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
34741	insn operands.
34742	(*memory_barrier): Use (match_dup 0) as input operand.
34743
34744	* config/mips/sync.md (memory_barrier): Redefine as expander pattern.
34745	Remove mem:BLK from insn operands.  Use Pmode scratch register.
34746	Set volatile flag on operand 0.
34747	(*mb_internal): New insn pattern.
34748
34749	* config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
34750
347512009-01-04  Steven Bosscher  <steven@gcc.gnu.org>
34752
34753	PR middle-end/38586
34754	* function.c (struct temp_slot): Move to the section of the file
34755	that deals with temp slots.  Remove field 'address'.
34756	(temp_slot_address_table): New hash table of address -> temp slot.
34757	(struct temp_slot_address_entry): New struct, items for the table.
34758	(temp_slot_address_compute_hash, temp_slot_address_hash,
34759	temp_slot_address_eq, insert_temp_slot_address): Support functions
34760	for the new table.
34761	(find_temp_slot_from_address): Rewrite to use the new hash table.
34762	(remove_unused_temp_slot_addresses): Remove addresses of temp
34763	slots that have been made available.
34764	(remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
34765	worker function for remove_unused_temp_slot_addresses.
34766	(assign_stack_temp_for_type): Don't clear the temp slot address list.
34767	Add the temp slot address to the address -> temp slot map.
34768	(update_temp_slot_address): Update via insert_temp_slot_address.
34769	(free_temp_slots): Call remove_unused_temp_slot_addresses.
34770	(pop_temp_slots): Likewise.
34771	(init_temp_slots): Allocate the address -> temp slot map, or empty
34772	the map if it is already allocated.
34773	(prepare_function_start): Initialize temp slot processing.
34774
347752009-01-04  Steven Bosscher  <steven@gcc.gnu.org>
34776
34777	PR middle-end/38584
34778	* cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
34779	Calculate the size of all stack vars assuming no packing of stack
34780	vars will happen, replacing a quadratic algorithm with a linear one.
34781
347822009-01-03  Jakub Jelinek  <jakub@redhat.com>
34783
34784	PR target/38707
34785	* expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
34786	can't be used.
34787
347882009-01-03  Diego Novillo  <dnovillo@google.com>
34789
34790	* doc/contrib.texi: Update contributions.
34791
347922009-01-03  Jakub Jelinek  <jakub@redhat.com>
34793
34794	PR c++/38705
34795	* builtins.c (fold_builtin_memory_op): Give up if either operand
34796	is volatile.  Set srctype or desttype to non-qualified version
34797	of the other type.
34798
34799	PR c/38700
34800	* builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
34801	and FUNCTION_DECLs.
34802
348032009-01-02  Kenneth Zadeck  <zadeck@naturalbridge.com>
34804
34805	PR rtl-optimization/35805
34806	* df-problems.c (df_lr_finalize): Add recursive call to resolve lr
34807	problem if fast dce is able to remove any instructions.
34808	* dce.c (dce_process_block): Fix dump message.
34809
348102009-01-02  Mark Mitchell  <mark@codesourcery.com>
34811
34812	PR 33649
34813	* tree-ssa-pre.c (compute_antic): Correct loop bounds.
34814
348152009-01-02  Jakub Jelinek  <jakub@redhat.com>
34816
34817	PR middle-end/38690
34818	* tree-flow.h (op_code_prio, op_prio): New prototypes.
34819	* tree-pretty-print.c (op_code_prio): New function.
34820	(op_prio): No longer static.  Use op_code_prio.
34821	* gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
34822	Use op_prio and op_code_prio to determine if () should be
34823	printed around operand(s) or not.
34824
34825	* gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
34826	dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
34827	dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
34828	dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
34829	pp_character instead of pp_string for single letter printing.
34830
348312009-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
34832
34833	* doc/extend.texi: Fix '#pragma GCC option' typo.
34834
348352009-01-02  Richard Guenther  <rguenther@suse.de>
34836
34837	* doc/install.texi (--enable-checking): Mention different
34838	default for stage1.
34839	(--enable-stage1-checking): Document.
34840
348412009-01-01  Andrew Pinski  <pinskia@gmail.com>
34842
34843	PR middle-end/30142
34844	* tree-cfg.c (verify_expr): Add INDIRECT_REF case.  Change MODIFY_EXPR
34845	case to be an error.
34846
348472009-01-02  Ben Elliston  <bje@au.ibm.com>
34848
34849	* config/fp-bit.h (pack_d): Constify argument.
34850	* config/fp-bit.c (makenan): Constify return type. Remove casts.
34851	(isnan): Constify argument.
34852	(isinf): Likewise.
34853	(iszero): Likewise.
34854	(pack_d): Likewise.
34855	(_fpadd_parts): Constify return type.
34856	(_fpmul_parts): Likewise.
34857	(_fpdiv_parts): Likewise.
34858
348592009-01-01  Jakub Jelinek  <jakub@redhat.com>
34860
34861	PR c/36489
34862	* c-typeck.c (add_pending_init): Add IMPLICIT argument.  Only
34863	warn about overwriting initializer with side-effects or
34864	-Woverride-init if !IMPLICIT.
34865	(output_init_element): Likewise.  Pass IMPLICIT down to
34866	add_pending_init.
34867	(process_init_element): Add IMPLICIT argument.  Pass it down
34868	to output_init_element.
34869	(push_init_element, pop_init_level, set_designator): Adjust
34870	process_init_element callers.
34871	(set_nonincremental_init, set_nonincremental_init_from_string):
34872	Adjust add_pending_init callers.
34873	(output_pending_init_elements): Adjust output_init_element callers.
34874	* c-tree.h (process_init_element): Adjust prototype.
34875	* c-parser.c (c_parser_initelt, c_parser_initval): Adjust
34876	process_init_element callers.
34877
34878
34879Copyright (C) 2009 Free Software Foundation, Inc.
34880
34881Copying and distribution of this file, with or without modification,
34882are permitted in any medium without royalty provided the copyright
34883notice and this notice are preserved.
34884