12007-12-31  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2
3	PR driver/33772
4	* collect2.c (SHLIB_SUFFIX): Define if not defined.
5	(write_c_file_stat): Use SHLIB_SUFFIX.
6	* som.h (SHLIB_SUFFIX): Define.
7	* doc/tm.texi (SHLIB_SUFFIX): Document.
8
92007-12-29  Uros Bizjak  <ubizjak@gmail.com>
10
11	* config/i386/sse.md ("*divv4sf3"): Rename to "sse_divv4sf3".
12	("*sse_rsqrtv4sf2"): Export.
13	("*sse_sqrtv4sf2"): Ditto.
14	* config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_RSQRTPS_NR,
15	IX86_BUILTIN_SQRTPS_NR]: New constants.
16	(struct builtin_description) [IX86_BUILTIN_DIVPS]: Use
17	CODE_FOR_sse_divv4sf3.
18	[IX86_BUILTIN_SQRTPS]: Use CODE_FOR_sse_sqrtv4sf2.
19	[IX86_BUILTIN_SQRTPS_NR]: New.
20	[IX86_BUILTIN_RSQRTPS_NR]: Ditto.
21	(ix86_init_mmx_sse_builtins): Initialize __builtin_ia32_rsqrtps_nr and
22	__builtin_ia32_sqrtps_nr.
23	(ix86_builtin_vectorized_function): Convert BUILT_IN_SQRTF to
24	IX86_BUILTIN_SQRTPS_NR.
25	(ix86_builtin_reciprocal): Convert IX86_BUILTIN_SQRTPS_NR to
26	IX86_BUILTIN_RSQRTPS_NR.
27
282007-12-27  Brian Dessent  <brian@dessent.net>
29
30	* doc/invoke.texi (Optimize Options): Add missing opindex for
31	-fno-toplevel-reorder.
32
332007-12-27  Dorit Nuzman  <dorit@il.ibm.com>
34
35	PR tree-optimization/34591
36	* tree-vect-trasnform.c (vect_estimate_min_profitable_iters): Skip
37	stmts (including reduction stmts) that are not live.
38
392007-12-27  Jakub Jelinek  <jakub@redhat.com>
40
41	PR target/34281
42	* config/arm/arm.c (arm_setup_incoming_varargs): If last named
43	argument needs double word alignment and cum->nregs is odd, account
44	for the inserted padding.
45
46	PR debug/34535
47	* tree-mudflap.c (mf_make_builtin): Make decl artificial
48	and don't emit debug info for it.
49
502007-12-26  Anatoly Sokolov <aesok@post.ru>
51
52	* config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Move AT90USB82
53	and AT90USB162 devices from 'avr5' to 'avr35' architecture.
54	(ASM_SPEC): Add 'avr35' architecture.
55	* config/avr/avr.c (avr_mcu_types): Move AT90USB82 and AT90USB162
56	devices from 'avr5' to 'avr35' architecture.
57	(avr_arch_types): Add "avr23" entries.
58	(avr_arch): Add 'ARCH_AVR35'.
59	* config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add 'avr35'.
60	(MULTILIB_MATCHES): Move AT90USB82 and AT90USB162 devices from 'avr5'
61	to 'avr35' architecture.
62
632007-12-22  David Daney  <ddaney@avtrex.com>
64
65	* doc/install.texi (disable-libgcj-bc): Document new option.
66
672007-12-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
68
69	* config/pa/pa.c (hppa_legitimize_address): Use INT14_OK_STRICT in
70	mask selection.
71
72	PR target/34525
73	* pa.c (legitimize_pic_address): Emit insn to load function label
74	forced to memory.
75
762007-12-21  Andrew Pinski  <pinskia@gmail.com>
77	Rask Ingemann Lambertsen  <rask@sygehus.dk>
78
79	PR target/8835
80	* config/mcore/mcore.c (mcore_function_value): Call promote_mode
81	instead of PROMOTE_MODE.
82
832007-12-21  Sebastian Pop  <sebastian.pop@amd.com>
84
85	* lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix typo.
86
872007-12-21  Sebastian Pop  <sebastian.pop@amd.com>
88
89	* tree-data-ref.c (signed_type_for_types): New.
90	(affine_fn_op): Use signed_type_for_types and signed_type_for instead
91	of long_integer_type_node.
92	(analyze_ziv_subscript): Same.
93	(analyze_siv_subscript_cst_affine): Same.
94	(analyze_miv_subscript): Same.
95	(omega_setup_subscript): Same.
96
972007-12-21  Richard Sandiford  <rsandifo@nildram.co.uk>
98
99	* config/mips/mips.c (mips_emit_loadgp): Replace gen_* calls with
100	separate gen_*_si and gen_*_di calls.  Pass pic_offset_table_rtx
101	as the first argument.
102	* config/mips/mips.md (loadgp_newabi, loadgp_absolute)
103	(loadgp_rtp): Rename to...
104	(loadgp_newabi_<mode>, loadgp_absolute<mode>, loadgp_rtp<mode>):
105	...these.  Add modes to all operands.  Add the target register
106	as an operand.  Combine loadgp_rtp<mode> with its splitter.
107
1082007-12-20  Bob Wilson  <bob.wilson@acm.org>
109
110	* config/xtensa/xtensa.md (fix_return_addr): Remove.
111	* config/xtensa/xtensa-protos.h (xtensa_initialize_trampoline): New.
112	(xtensa_trampoline_template): New.
113	* config/xtensa/xtensa.c (MIN_FRAME_SIZE): Moved here from xtensa.h.
114	(xtensa_return_addr): Expand to standard Xtensa insns instead of
115	fix_return_addr.  Get high bits from a local label.
116	(xtensa_trampoline_template): New function with code moved from
117	TRAMPOLINE_TEMPLATE in xtensa.h.  Use L32R instead of CALL0 except
118	when using CONST16 or absolute-mode literals.
119	(xtensa_initialize_trampoline): New function with code moved from
120	INITIALIZE_TRAMPOLINE in xtensa.h.  Use different offsets depending
121	on which trampoline version is used.
122	* config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Add comment.
123	* config/xtensa/xtensa.h (TARGET_ABSOLUTE_LITERALS): Define.
124	(MIN_FRAME_SIZE): Moved to xtensa.c.
125	(TRAMPOLINE_TEMPLATE): Use xtensa_trampoline_template.
126	(TRAMPOLINE_SIZE): Two versions of the trampoline have different sizes.
127	(INITIALIZE_TRAMPOLINE): Use xtensa_initialize_trampoline.
128	* config/xtensa/ieee754-df.S (XCHAL_NO_MUL): Define.
129	(__muldf3): Use CALL12 instead of CALL0 to invoke .Lmul_mulsi3
130	helper when not using the CALL0 ABI.  Change .Lmul_mulsi3 to match.
131	* config/xtensa/lib1funcs.asm (__umulsidi3): Likewise.
132	* config/xtensa/ieee754-sf.S (__mulsf3): Likewise.
133
1342007-12-20  Jakub Jelinek  <jakub@redhat.com>
135
136	PR c++/34459
137	* tree-ssa-dse.c (dse_optimize_stmt): Don't eliminate store if
138	USE_STMT not only stores into the same object as STMT, but might
139	read it too.
140
1412007-12-19  Sebastian Pop  <sebastian.pop@amd.com>
142
143	PR tree-optimization/34413
144	* tree-data-ref.c (affine_fn_op, analyze_ziv_subscript,
145	analyze_siv_subscript_cst_affine, analyze_miv_subscript,
146	omega_setup_subscript): Use long_integer_type_node instead of
147	integer_type_node.
148
1492007-12-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
150
151	PR target/34525
152	* pa.c (legitimize_pic_address): Force function labels into memory.
153
1542007-12-19  Zdenek Dvorak  <ook@ucw.cz>
155
156	* omp-low.c (build_omp_regions_1): Recognition of combined parallels
157	moved ...
158	(expand_omp): ... here.
159
1602007-12-19  Zdenek Dvorak  <ook@ucw.cz>
161
162	PR tree-optimization/34355
163	* tree-parloops.c (take_address_of): Handle expresions
164	instead of just variables.
165	(eliminate_local_variables_1): Force whole invariant
166	address to ssa name.
167
1682007-12-19  Alexander Monakov  <amonakov@ispras.ru>
169	    Revital Eres  <eres@il.ibm.com>
170
171	* modulo-sched.c (generate_reg_moves): Insert the reg-moves
172	right before the notes which precedes the insn, if they exists.
173	(loop_canon_p): Add dump info.
174	(sms_schedule): Likewise.
175
1762007-12-19  Richard Sandiford  <rsandifo@nildram.co.uk>
177
178	* tree.h (set_decl_incoming_rtl): Add a by_reference_p parameter.
179	* emit-rtl.c (set_decl_incoming_rtl): Likewise.  Don't set the
180	rtl's register attributes when the parameter is true.
181	* function.c (assign_parms_unsplit_complex, assign_parms)
182	(expand_function_start): Update calls to set_decl_incoming_rtl.
183
1842007-12-19  Richard Sandiford  <rsandifo@nildram.co.uk>
185
186	* rtl.def (SUBREG): Update comments.
187	* rtl.h (reg_attrs): Be explicit about the type of offset used.
188	(set_reg_attrs_from_mem): Rename to...
189	(set_reg_attrs_from_value): ...this.
190	(adjust_reg_mode, byte_lowpart_offset): Declare.
191	* emit-rtl.c (byte_lowpart_offset): New function.
192	(update_reg_offset): Remove special offset handling for big-endian
193	targets.
194	(gen_rtx_REG_offset, gen_reg_rtx_offset): Explicitly say that the
195	offset parameter is added to REG_OFFSET.
196	(adjust_reg_mode): New function.
197	(set_reg_attrs_for_mem): Rename to...
198	(set_reg_attrs_for_value): ...this and generalize to all values.
199	If the register is a lowpart of the value, adjust the offset
200	accordingly.
201	(set_reg_attrs_for_parm): Update after the above renaming.
202	(set_reg_attrs_for_decl_rtl): New function, split out from
203	set_decl_incoming_rtl.  Set the offset of plain REGs to the
204	offset of the REG's mode from the decl's.  Assert that all
205	subregs are lowparts and handle their inner registers in the
206	same way as plain REGs.
207	(set_decl_rtl, set_incoming_decl_rtl): Use reg_attrs_for_decl_rtl.
208	(subreg_lowpart_offset): Explicitly say that the returned offset
209	is a SUBREG_BYTE.
210	* combine.c (do_SUBST_MODE, try_combine, undo_all): Use adjust_reg_mode
211	instead of PUT_MODE.
212	* final.c (alter_subreg): Fix/update argument to gen_rtx_REG_offset.
213	* config/ia64/ia64.c (ia64_expand_load_address): Likewise.
214	* regclass.c (reg_scan_mark_refs): Use set_reg_attrs_from_value.
215	* reload.c (find_reloads_subreg_address): Call set_mem_offset
216	when offseting a MEM.
217	* var-tracking.c (offset_valid_for_tracked_p): Delete.
218	(mode_for_reg_attrs): Replace with...
219	(track_loc_p): ...this new function.  Return the mode and offset
220	to the caller, checking that the latter is valid.  If the rtx is
221	a paradoxical lowpart of the decl, use the decl's mode instead.
222	Do the same when storing to a register that contains the entire decl.
223	(var_lowpart): Use byte_lowpart_offset rather than
224	subreg_lowpart_offset when adjusting the offset attribute.
225	(count_uses, add_uses, add_stores): Use track_reg_p instead of
226	REG_EXPR, MEM_EXPR, REG_OFFSET, INT_MEM_OFFSET, track_expr_p,
227	offset_valid_for_tracked_p and mode_for_reg_attrs.  Generate
228	lowparts for MEMs as well as REGs.
229	(vt_add_function_parameters): When obtaining the information from
230	the decl_rtl, adjust the offset to match incoming.  Use track_loc_p
231	and var_lowpart.
232
2332007-12-18  Sebastian Pop  <sebastian.pop@amd.com>
234
235	PR tree-optimization/34123
236	* lambda-code.c (can_duplicate_iv): New.
237	(cannot_convert_modify_to_perfect_nest): New.
238	(cannot_convert_bb_to_perfect_nest): New.
239	(can_convert_to_perfect_nest): Split up.
240
2412007-12-18  David Daney  <ddaney@avtrex.com>
242
243	* config/mips/mips.md (clear_hazard): Use PRINT_OPERAND punctuation
244	instead of .set push and .set pop.
245
2462007-12-18  Rask Ingemann Lambertsen  <rask@sygehus.dk>
247
248	PR target/33474
249	* config/bfin/bfin.c (bfin_adjust_cost): Dig into PARALLELs to find
250	the SET.
251
2522007-12-18  Razya Ladelsky <razya@il.ibm.com>
253
254	* tree-parloops.c (reduiction_info): Change documentation of
255	reduction_initial field.
256	(initialize_reductions): Remove creation of reduction_initial variable.
257	(create_loads_for_reductions): don't join reduction_initial to
258	the loaded value.
259
2602007-12-18  Kaz Kylheku  <kaz@zeugmasystems.com>
261
262	PR rtl-optimization/34456
263	* resource.c (mark_set_resources): Use regs_invalidated_by_call
264	rather than call_used_regs and global_regs.
265
2662007-12-18  Jakub Jelinek  <jakub@redhat.com>
267
268	PR rtl-optimization/34490
269	* simplify-rtx.c (simplify_const_relational_operation): If !sign,
270	don't reduce mmin/mmax using num_sign_bit_copies.
271
2722007-12-17  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
273
274	* doc/install.texi: Change recommended MPFR from 2.2.1 -> 2.3.0.
275
2762007-12-17  Andreas Schwab  <schwab@suse.de>
277
278	* doc/invoke.texi (Warning Options): Use @itemx.
279
2802007-12-17  Dorit Nuzman  <dorit@il.ibm.com>
281
282	* tree-vectorizer.h (verbosity_levels): Add new verbosity level
283	REPORT_COST.
284	* tree-vect-transform.c (vect_estimate_min_profitable_iters): Change
285	verbosity level to REPORT_COST.
286	(vect_model_reduction_cost): Likewise.
287	(vect_model_induction_cost): Likewise.
288	(vect_model_simple_cost): likewise.
289	(vect_model_store_cost): likewise.
290	(vect_model_load_cost): likewise.
291	(conservative_cost_threshold): Likewise. Remove print.
292
2932007-12-17  Rask Ingemann Lambertsen  <rask@sygehus.dk>
294
295	* doc/tm.texi (TARGET_SECONDARY_RELOAD): Fix typos.
296
2972007-12-17  Jakub Jelinek  <jakub@redhat.com>
298
299	PR c/34506
300	* c-parser.c (c_parser_omp_all_clauses): Accept optional comma
301	in between clauses.
302
3032007-12-17  Dorit Nuzman  <dorit@il.ibm.com>
304
305	PR tree-optimization/34445
306	* tree-vect-trasnform.c (vect_estimate_min_profitable_iters): Skip
307	stmts (including live stmts) that are not relevant.
308
3092007-12-17  Jack Howarth  <howarth@bromo.med.uc.edu>
310
311	PR target/34025
312	* config/i386/t-crtpc: Add $(MULTILIB_CFLAGS).
313	* config/i386/t-crtfm: Likewise.
314
3152007-12-17  Uros Bizjak  <ubizjak@gmail.com>
316
317	* config/i386/i386.h (WIDEST_HARDWARE_FP_SIZE): Define.
318
3192007-12-16  Uros Bizjak  <ubizjak@gmail.com>
320
321	* tree-vect-transform.c (conservative_cost_threshold): Add missing
322	space to "not vectorized" message.
323
3242007-12-16  Richard Sandiford  <rsandifo@nildram.co.uk>
325
326	PR rtl-optimization/34415
327	* df.h (DF_LR_IN, DF_LR_OUT): Update comments.
328	* resource.c (mark_target_live_regs): Use DF_LR_IN rather than
329	df_get_live_in.  Don't handle pseudos.
330
3312007-12-16  Jakub Jelinek  <jakub@redhat.com>
332
333	PR bootstrap/34003
334	* c-decl.c (merge_decls): Copy RTL from olddecl to newdecl.
335	* config/pa/pa.c (pa_encode_section_info): If !first, preserve
336	SYMBOL_FLAG_REFERENCED flag.
337
3382007-12-15  Alexandre Oliva  <aoliva@redhat.com>
339
340	* tree.c (type_hash_add): Fix whitespace.
341
3422007-12-15  Hans-Peter Nilsson  <hp@axis.com>
343
344	Add CRIS v32 support.  Fix -mcc-init.
345	* config.gcc: Make crisv32-* have cpu_type cris.  Handle
346	crisv32-*-elf and crisv32-*-none like cris-*-elf and cris-*-none
347	but without multilibs and with target_cpu_default=32.
348	(crisv32-*-linux*): Handle as cris-*-linux*.  Set
349	target_cpu_default to 32 and 10 accordingly.
350	* config/cris/cris.c (ASSERT_PLT_UNSPEC): Remove unused macro.
351	(cris_movem_load_rest_p, cris_store_multiple_op_p): Remove FIXME.
352	Change regno_dir and regno only if !TARGET_V32.
353	(cris_conditional_register_usage): If TARGET_V32, set
354	reg_alloc_order as per REG_ALLOC_ORDER_V32 and make
355	CRIS_ACR_REGNUM non-fixed.
356	(cris_print_base): Add gcc_assert for post_inc on CRIS_ACR_REGNUM.
357	(cris_print_operand) <case 'Z', case 'u'>: New cases.
358	<case REG of case 'H'>: Allow for CRIS_SRP_REGNUM.
359	(cris_reload_address_legitimized): Always return false for TARGET_V32.
360	(cris_register_move_cost): New function, guts from
361	REGISTER_MOVE_COST adjusted for CRIS v32.
362	(cris_normal_notice_update_cc): New function split out from...
363	(cris_notice_update_cc): Set cc_status.flags CC_REVERSED for
364	TARGET_CCINIT.  Call cris_normal_notice_update_cc for CC_REV,
365	CC_NOOV32 and CC_NORMAL, but set cc_status.flags CC_NO_OVERFLOW
366	for CC_NOOV32 and TARGET_V32.
367	(cris_simple_epilogue): Always return false for TARGET_V32 if
368	cris_return_address_on_stack yields true.
369	(cris_cc0_user_requires_cmp): New function.
370	(cris_valid_pic_const): Add argument ANY_OPERAND.  All callers
371	changed.  Handle CRIS_UNSPEC_PLT_PCREL and CRIS_UNSPEC_PCREL.
372	(cris_asm_output_case_end): New function, guts from
373	ASM_OUTPUT_CASE_END adjusted for CRIS v32.
374	(cris_override_options): Adjust for CRIS v32.  Mask out
375	TARGET_SIDE_EFFECT_PREFIXES and TARGET_MUL_BUG if v32.
376	(cris_asm_output_mi_thunk, cris_expand_epilogue)
377	(cris_gen_movem_load, cris_emit_movem_store)
378	(cris_expand_pic_call_address, cris_asm_output_symbol_ref)
379	(cris_asm_output_label_ref, cris_output_addr_const_extra): Adjust
380	for CRIS v32.
381	(cris_split_movdx): Copy re-used MEM.
382	* config/cris/t-elfmulti: Add multilib v32 for -march=v32.
383	* config/cris/predicates.md
384	("cris_general_operand_or_pic_source"): New predicate.
385	("cris_general_operand_or_plt_symbol"): Replace by...
386	("cris_nonmemory_operand_or_callable_symbol"): New predicate.
387	* config/cris/linux.h: Sanity-check TARGET_CPU_DEFAULT for
388	presence and contents.
389	(CRIS_SUBTARGET_DEFAULT_ARCH): New macro, MASK_AVOID_GOTPLT for
390	v32, 0 otherwise.
391	(CRIS_CPP_SUBTARGET_SPEC, CRIS_CC1_SUBTARGET_SPEC,
392	CRIS_ASM_SUBTARGET_SPEC): Adjust for different TARGET_CPU_DEFAULT.
393	(CRIS_SUBTARGET_DEFAULT): Add CRIS_SUBTARGET_DEFAULT_ARCH.
394	* config/cris/cris.h: Sanity-check TARGET_CPU_DEFAULT for contents.
395	(CRIS_DEFAULT_TUNE, CRIS_ARCH_CPP_DEFAULT)
396	(CRIS_DEFAULT_ASM_ARCH_OPTION): New macros.
397	(CRIS_CC1_SUBTARGET_SPEC): Change default tuning to use
398	CRIS_DEFAULT_TUNE.
399	(CRIS_CPP_SUBTARGET_SPEC): Ditto.  Add CRIS_ARCH_CPP_DEFAULT.
400	(ASM_SPEC): Add sanity-check erroring out when both -march= and
401	-mcpu= are specified.  Pass on either as --march=v32.
402	(CRIS_ASM_SUBTARGET_SPEC): When neither -march= or -mcpu= are
403	specified, pass on CRIS_DEFAULT_ASM_ARCH_OPTION.
404	(CRIS_CPU_V32): New macro.
405	[!TARGET_CPU_DEFAULT]: Default-define as CRIS_CPU_BASE.
406	[!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]: Move default
407	TARGET_DEFAULT definition after new TARGET_CPU_DEFAULT definition.
408	Define v32-adjusted TARGET_DEFAULT.
409	(CRIS_DEFAULT_CPU_VERSION): Change to TARGET_CPU_DEFAULT from
410	CRIS_CPU_BASE.
411	(TARGET_V32): New macro.
412	(REG_ALLOC_ORDER_V32): New macro.
413	(HARD_REGNO_MODE_OK): Do not allow larger-than-register-size modes
414	into CRIS_ACR_REGNUM.
415	(enum reg_class): New classes ACR_REGS, SPEC_ACR_REGS, GENNONACR_REGS
416	and SPEC_GENNONACR_REGS.
417	(REG_CLASS_NAMES, REG_CLASS_CONTENTS): Adjust for new classes.
418	(REGNO_REG_CLASS): Give ACR_REGS for CRIS_ACR_REGNUM.
419	(MODE_CODE_BASE_REG_CLASS): Define, give for OCODE POST_INC
420	GENNONACR_REGS, BASE_REG_CLASS otherwise.
421	(REG_CLASS_FROM_LETTER): 'a' is for ACR_REGS.
422	(REGNO_MODE_CODE_OK_FOR_BASE_P): Define, refusing OCODE POST_INC
423	for CRIS_ACR_REGNUM.
424	(PREFERRED_RELOAD_CLASS): Keep ACR_REGS as preferred.
425	(HARD_REGNO_RENAME_OK): Refuse CRIS_ACR_REGNUM as TO.
426	(EXTRA_CONSTRAINT): New constraint 'U'.
427	(TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE)
428	(ASM_OUTPUT_ADDR_DIFF_ELT): Adjust for CRIS v32.
429	(BASE_OR_AUTOINCR_P): Refuse POST_INC for CRIS_ACR_REGNUM.
430	(SIMPLE_ADDRESS_P): Remove.
431	(GO_IF_LEGITIMATE_ADDRESS): Use BASE_OR_AUTOINCR_P, not redundant
432	SIMPLE_ADDRESS_P.  Make one chained if-else, finishing as
433	non-match after BASE_OR_AUTOINCR_P for TARGET_V32.
434	(REGISTER_MOVE_COST): Just call the new function
435	cris_register_move_cost.
436	(enum cris_pic_symbol_type): Rename cris_gotrel_symbol to
437	cris_rel_symbol.  All users changed.
438	(REGISTER_NAMES): Replace "pc" with "acr".
439	(ADDITIONAL_REGISTER_NAMES): Add "pc" for 15.
440	(ASM_OUTPUT_REG_PUSH): Change to v32-compatible sequence.
441	(ASM_OUTPUT_REG_POP): Change to v32-compatible syntax.
442	(ASM_OUTPUT_CASE_END): Just call the new function
443	cris_asm_output_case_end.
444	* gcc/config/cris/cris.md: Group related constants together, with
445	comments local.
446	(CRIS_UNSPEC_PLT_GOTREL, CRIS_UNSPEC_PLT_PCREL, CRIS_UNSPEC_PCREL)
447	(CRIS_UNSPEC_CASESI): New constants.
448	(CRIS_UNSPEC_PLT): Remove constant.
449	(CRIS_ACR_REGNUM): New constant.
450	("slottable"): New attr alternatives "has_return_slot" and
451	"has_call_slot".
452	("cc"): New attr alternatives "noov32" and "rev".
453	((eq_attr "slottable" "has_call_slot"))
454	((eq_attr "slottable" "has_return_slot")): New define_delays.
455	("movdi", "movsi"): Adjust operands for CRIS v32.
456	("tstdi", "cmpdi", "adddi3", "subdi3", "uminsi3")
457	("indirect_jump"): Ditto.  Make define_expand.
458	("*tstdi_non_v32", "*tstdi_v32", "*tst<mode>_cmp")
459	("*tst<mode>_non_cmp", "*cmpdi_non_v32", "*cmpdi_v32")
460	("*movdi_v32", "*adddi3_non_v32", "*adddi3_v32")
461	("*addsi3_non_v32", "*addsi3_v32", "*addhi3_non_v32")
462	("*addhi3_v32", "*addqi3_non_v32", "*addqi3_v32")
463	("*subdi3_non_v32", "*subdi3_v32", "*subsi3_non_v32")
464	("*subsi3_v32", "*sub<mode>3_nonv32", "*sub<mode>3_v32")
465	("*andqi3_non_v32", "*andqi3_v32", "*iorsi3_non_v32")
466	("*iorsi3_v32", "*iorhi3_non_v32", "*iorhi3_v32")
467	("*iorqi3_non_v32", "*iorqi3_v32", "*uminsi3_non_v32")
468	("*uminsi3_v32", "*indirect_jump_non_v32", "*indirect_jump_v32")
469	("*expanded_call_v32", "*expanded_call_value_v32"): New patterns,
470	for the corresponding standard name.
471	("tst<mode>"): Limit to BW and make define_expand.
472	("tstsi"): Make separate insn, adjusting for CRIS v32.
473	("*cmp_swapext<mode>"): Adjust for v32.  Specify "rev" for attr "cc".
474	("cmpsi", "cmp<mode>"): Remove special cases for zero.  Specify
475	attr "cc".
476	("*btst"): Don't match for TARGET_CCINIT.  Replace test of
477	register with compatible "cmpq 0".  Specify attr "cc".
478	("*movdi_insn_non_v32"): New pattern, replacing "*movdi_insn" and
479	define_split.
480	(define_split for DI move): Match CRIS v32 only.
481	("*movsi_got_load", "*movsi_internal", "*addi"): Adjust for CRIS v32.
482	("load_multiple", "store_multiple", "*addsbw_v32", "*addubw_v32")
483	("*adds<mode>_v32", "*addu<mode>_v32", "*bound<mode>_v32")
484	("*casesi_jump_v32", "*expanded_andsi_v32", "*expanded_andhi_v32")
485	("*extop<mode>si_v32", "*extopqihi_v32", "*andhi_lowpart_v32")
486	("*andqi_lowpart_v32", "cris_casesi_v32"): New patterns.
487	("add<mode>3"): Make addsi3, addhi3 and addqi3 define_expand.
488	("sub<mode>3"): Ditto subsi3, subhi3 and subqi3.
489	("ior<mode>3"): Ditto iorsi3, iorhi3 and iorqi3.
490	("*extopqihi_non_v32"): Replace "*extopqihi".
491	("*extop<mode>si_non_v32"): Replace "*extop<mode>si".
492	("*addxqihi_swap_non_v32"): Rename from "*extopqihi_swap", make
493	non-v32 only.
494	("*extop<mode>si_swap_non_v32"): Ditto "*extop<mode>si_swap".
495	("*expanded_andsi_non_v32"): Ditto "*expanded_andsi".
496	("*expanded_andhi_non_v32"): Ditto "*expanded_andhi".
497	("*andhi_lowpart_non_v32"): Ditto "*andhi_lowpart".
498	("*andqi_lowpart_non_v32"): Ditto "*andqi_lowpart".
499	("*expanded_call_non_v32"): Ditto "*expanded_call".  Change from
500	"cris_general_operand_or_plt_symbol" to "general_operand".
501	("*expanded_call_value_non_v32") Ditto "*expanded_call_value".
502	("*casesi_adds_w", "mstep_shift", "mstep_mul")
503	("*expanded_call_side", "*expanded_call_value_side")
504	(op-extend-split, op-extend-split-rx=rz, op-extend-split-swapped)
505	(op-extend-split-swapped-rx=rz, op-extend, op-split-rx=rz)
506	(op-split-swapped, op-split-swapped-rx=rz): Make non-v32 only.
507	("dstep_mul", "xorsi3", "one_cmplsi2", "<shlr>si3")
508	("*expanded_<shlr><mode>", "*<shlr><mode>_lowpart", "ashl<mode>3")
509	("*ashl<mode>_lowpart", "abssi2", "clzsi2", "bswapsi2")
510	("cris_swap_bits"): Specify "noov32" for attr "cc".
511	("<su>mulsi3_highpart"): Ditto.  Correct operand 0 to register_operand.
512	("andqi3"): Make define_expand.
513	("*return_expanded"): For attr "slottable", change from "has_slot"
514	to "has_return_slot".
515	("cris_casesi_non_v32"): New pattern, old contents of "casesi".
516	("casesi"): Divert into "cris_casesi_v32" and "cris_casesi_non_v32".
517	(moversideqi, movemsideqi, mover2side): Require
518	TARGET_SIDE_EFFECT_PREFIXES.
519	(gotplt-to-plt, gotplt-to-plt-side): Change from CRIS_UNSPEC_PLT
520	to CRIS_UNSPEC_PLT_GOTREL.
521	* config/cris/cris-protos.h (cris_register_move_cost)
522	(cris_cc0_user_requires_cmp, cris_asm_output_case_end): Declare.
523
5242007-12-15  Alexandre Oliva  <aoliva@redhat.com>
525
526	PR debug/7081
527	* dwarf2out.c (dwarf_tag_name): Synchronize with dwarf2.h.
528	(is_type_die): Cover interface types.
529	(class_or_namespace_scope_p): Cover interface and class types.
530	(record_type_tag): New.
531	(gen_inlined_structure_type_die): Use it.
532	(gen_struct_or_union_type_die): Likewise.
533	(prune_unused_types_walk): Cover interface types.
534	* langhooks.h (classify_record): New enum.
535	(classify_record): New member in struct langhooks_for_types.
536	* langhooks-def.h (LANG_HOOKS_CLASSIFY_RECORD): New.
537	(LANGHOOKS_FOR_TYPES_INITIALIZER): Adjust.
538
5392007-12-15  Alexandre Oliva  <aoliva@redhat.com>
540
541	* dwarf2out.c (reference_to_unused): Don't emit strings in
542	initializers just because of debug information.
543	* tree.h (TREE_ASM_WRITTEN): Document use for STRING_CSTs.
544
5452007-12-15  Sebastian Pop  <sebastian.pop@amd.com>
546
547	* tree-scalar-evolution.c (number_of_iterations_for_all_loops): Replace
548	print_loop_ir with print_loops.
549	* tree-flow.h (dot_cfg, debug_loops, debug_loop, debug_loop_num,
550	print_loops, print_loops_bb): Declare.
551	* tree-cfg.c (print_loops_bb): New.
552	(print_loop): Print header, latch, bounds, estimation of iterations.
553	(print_loop_and_siblings): New.
554	(print_loop_ir): Renamed print_loops.
555	(debug_loop_ir): Renamed debug_loops.
556	(debug_loop, debug_loop_num): New.
557
5582007-12-15  Bernhard Fischer  <aldot@gcc.gnu.org>
559
560	* tree-flow-inline.h.c (next_readonly_imm_use): Fix typo in comment.
561
5622007-12-15  Bernhard Fischer  <aldot@gcc.gnu.org>
563
564	* toplev.c (process_options): Fix typo in warning.
565
5662007-12-14  Jakub Jelinek  <jakub@redhat.com>
567
568	PR target/29978
569	* config/i386/i386.c (ix86_expand_branch): Optimize LE/LEU/GT/GTU
570	DImode comparisons against constant with all 1's in the lower word.
571
5722007-12-14  Uros Bizjak  <ubizjak@gmail.com>
573
574	* config/i386/sse.md (sse4_2_pcmpestr): Use reg_not_xmm0_operand
575	constraint for operand 2.  Use nonimm_not_xmm0_operand constraint
576	for operand 4.  Update arguments in the call to
577	gen_sse4_2_pcmpestr_cconly.
578	(sse_4_2_pcmpestr_cconly): Renumber insn operands and update insn
579	template accordingly.
580	(sse4_2_pcmpistr): Use reg_not_xmm0_operand constraint for operand2.
581	Use nonimm_not_xmm0_operand constraint for operand 3.  Update
582	arguments in the call to gen_sse4_2_pcmpistr_cconly.
583	(sse_4_2_pcmpistr_cconly): Renumber insn operands and update insn
584	template accordingly.
585
5862007-12-14  Richard Guenther  <rguenther@suse.de>
587
588	PR middle-end/34462
589	* tree-ssa-operands.h (create_ssa_artificial_load_stmt): Add
590	parameter to say whether to unlink immediate uses.
591	* tree-ssa-operands.c (create_ssa_artificial_load_stmt): Do not
592	mark the artificial stmt as modified.  Unlink immediate uses
593	only if requested.
594	* tree-ssa-dom.c (record_equivalences_from_stmt): Update caller.
595	* tree-ssa-pre.c (insert_fake_stores): Likewise.
596
5972007-12-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
598
599	PR middle-end/33088
600	* gimplify.c (gimplify_modify_expr_complex_part): Add note to comment.
601	* tree-complex.c (init_dont_simulate_again): Return true if there are
602	uninitialized loads generated by gimplify_modify_expr_complex_part.
603	* tree-gimple.c (is_gimple_reg_type): Return false for complex types
604	if not optimizing.
605	* tree-ssa.c (ssa_undefined_value_p): New predicate extracted from...
606	(warn_uninit): ...here.  Use ssa_undefined_value_p.
607	* tree-ssa-pre.c (is_undefined_value): Delete.
608	(phi_translate_1): Use ssa_undefined_value_p.
609	(add_to_exp_gen): Likewise.
610	(make_values_for_stmt): Likewise.
611	* tree-flow.h (ssa_undefined_value_p): Declare.
612
6132007-12-13  Andrew Pinski  <pinskia@gmail.com>
614	    David Daney  <ddaney@avtrex.com>
615
616	PR bootstrap/34144
617	* system.h: Make -Wuninitialized non-fatal if ASSERT_CHECKING
618	is disabled.
619
6202007-12-13  Jakub Jelinek  <jakub@redhat.com>
621
622	PR rtl-optimization/32636
623	* df-scan.c (df_get_entry_block_def_set): Set struct_value_rtx
624	regno in entry_block_defs even if HAVE_prologue && epilogue_completed.
625
6262007-12-13  Uros Bizjak  <ubizjak@gmail.com>
627	    Richard Guenther  <rguenther@suse.de>
628
629	PR target/34435
630	* config/i386/emmintrin.h (_mm_shuffle_pd, _mm_extract_epi16,
631	_mm_insert_epi16, _mm_shufflehi_epi16, _mm_shufflelo_epi16,
632	_mm_shuffle_epi32): Cast non-constant input values to either __m64,
633	__m128, __m128i or __m128d in a macro version of the intrinsic.
634	Cast constant input values to int.
635	* config/i386/ammintrin.h (_mm_extracti_si64, _mm_inserti_si64): Ditto.
636	* config/i386/bmmintrin.h (_mm_roti_epi8, _mm_roti_epi16,
637	_mm_roti_epi32, _mm_roti_epi64): Ditto.
638	* config/i386/smmintrin.h (_mm_blend_epi16, _mm_blend_ps, _mm_blend_pd,
639	_mm_dp_ps, _mm_dp_pd, _mm_insert_ps, _mm_extract_ps, _mm_insert_epi8,
640	_mm_insert_epi32, _mm_insert_epi64, _mm_extract_epi8, mm_extract_epi32,
641	_mm_extract_epi64, _mm_mpsadbw_epu8, _mm_cmpistrm, _mm_cmpistri,
642	_mm_cmpestrm, _mm_cmpestri, _mm_cmpistra, _mm_cmpistrc, _mm_cmpistro,
643	_mm_cmpistrs, _mm_cmpistrz, _mm_cmpestra, _mm_cmpestrc, _mm_cmpestro,
644	_mm_cmpestrs, _mm_cmpestrz): Ditto.
645	* config/i386/tmmintrin.h (_mm_alignr_epi8, _mm_alignr_pi8): Ditto.
646	* config/i386/xmmintrin.h (_mm_shuffle_ps, _mm_extract_pi16, _m_pextrw,
647	_mm_insert_pi16, _m_pinsrw, _mm_shuffle_pi16, _m_pshufw): Ditto.
648	* config/i386/mmintrin-common.h (_mm_round_pd, _mm_round_sd,
649	_mm_round_ps, _mm_round_ss): Ditto.
650
6512007-12-13  Richard Guenther  <rguenther@suse.de>
652
653	PR tree-optimization/34450
654	* params.def (PARAM_SCCVN_MAX_SCC_SIZE): New param.
655	* invoke.texi (sccvn-max-scc-size): Document.
656	* Makefile.in (tree-ssa-sccvn.o): Add $(PARAMS_H) dependency.
657	* tree-ssa-sccvn.h (run_scc_vn): Return true on success, false
658	on error.
659	* tree-ssa-sccvn.c (params.h): Include.
660	(DFS): Return true if all went well, return false as soon as
661	a SCC exceeds the size of PARAM_SCCVN_MAX_SCC_SIZE.
662	(run_scc_vn): Return true if all went well, return false if
663	we aborted during DFS.
664	* tree-ssa-pre.c (execute_pre): Check if SCCVN finished
665	successfully, otherwise bail out.
666
6672007-12-13  Olga Golovanevsky  <olga@il.ibm.com>
668
669	* ipa-struct-reorg.c (is_candidate): Print information to dump
670	file when the type is initialized.
671	(get_stmt_accesses):  Likewise when a structure has bitfields
672	or field access is too complicate.
673	(safe_cond_expr_check): Likewise for unsafe condition expressions.
674	(exclude_cold_structs): Likewise for cold structures.
675	(collect_structures): Suppress redundant print when there are
676	no structures to transform.
677	(do_reorg): Print to dump file a number of structures that
678	will be transformed.
679	(dump_new_types): Print a number of new types to replace
680	an original structure type.
681
6822007-12-13  Olga Golovanevsky  <olga@il.ibm.com>
683
684	* doc/invoke.texi (Optimiza Options): Document new -fipa-struct-reorg
685	option and struct-reorg-cold-struct-ratio parameter.
686
6872007-12-13  Torbjorn Granlund  <tege@swox.com>
688
689	* config/i386/i386.c (ix86_rtx_costs) [MULT]: Check op0 for
690	ZERO_EXTEND when computing costs for widening multiplication.
691
6922007-12-13  Richard Earnshaw  <rearnsha@arm.com>
693
694	PR target/30192
695	* config/arm/ieee754-df.S (floatundidf): Fix for wrong sp value on
696	exit when using hard FPA.
697	* config/arm/ieee754-df.S (floatdidf): Likewise.
698
6992007-12-12  Jakub Jelinek  <jakub@redhat.com>
700
701	PR bootstrap/30589
702	* doc/install.texi: Document that for MinGW only runtime 3.12 and
703	later is supported.
704
7052007-12-12  David Edelsohn  <edelsohn@gnu.org>
706
707	* config/rs6000/rs6000.c (is_mem_ref): Ignore STACK_TIE.
708
7092007-12-12  Aldy Hernandez  <aldyh@redhat.com>
710
711	PR tree-optimization/32901
712	* gimplify.c (gimplify_modify_expr_rhs): Handle the case when we
713	are assigning from a constant constructor.
714	Fix wrapping in function comment.
715
7162007-12-12  Andreas Krebbel  <krebbel1@de.ibm.com>
717
718	* config/s390/s390.c (s390_O_constraint_str): Limit the range
719	for 'On' to -4G+1..-1.
720	* config/s390/constraints.md: Adjust comment accordingly.
721
7222007-12-11  Nathan Sidwell  <nathan@codesourcery.com>
723
724	* config/rs6000/rs6000.c (rs6000_emit_prologue): Use frame_reg_rtx
725	for SPE saves.
726
7272007-12-11  Kai Tietz  <kai.tietz@onevision.com>
728
729	* config/i386/cygming.h (DWARF2_UNWIND_INFO): Handle 64-bit
730	target same as 32-bit.
731
7322007-12-10  Jakub Jelinek  <jakub@redhat.com>
733
734	PR tree-optimization/34371
735	* tree-vectorizer.h (struct _loop_vec_info): Add num_iters_unchanged
736	field.
737	(LOOP_VINFO_NITERS_UNCHANGED): Define to num_iters_unchanged field.
738	* tree-vectorizer.c (set_prologue_iterations,
739	slpeel_tree_peel_loop_to_edge): Call unshare_expr on
740	LOOP_VINFO_NITERS_UNCHANGED before using it.
741
7422007-12-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
743
744	PR target/34403
745	* config/i386/i386.c (ix86_expand_movmem): Punt if the count is large.
746	(ix86_expand_setmem): Likewise.
747
7482007-12-10  Kenneth Zadeck <zadeck@naturalbridge.com>
749
750	PR rtl-optimization/34302
751	* auto-inc-dec.c (attempt_change): Change place where move is
752	inserted.
753
7542007-12-10  Jakub Jelinek  <jakub@redhat.com>
755
756	* dwarf2out.c (gen_array_type_die, gen_descr_array_type_die): For
757	Fortran multi-dimensional arrays use DW_AT_ordering
758	DW_ORD_col_major.
759
7602007-12-10  Paolo Bonzini  <bonzini@gnu.org>
761
762	PR target/32086
763	* config/i386/i386.c (override_options): Enable -fvect-cost-model.
764
7652007-12-10 Uros Bizjak <ubizjak@gmail.com>
766
767	* config/i386/i386.c (ix86_function_regparm): Do not check global_regs
768	array, registers that are members of global_regs are also members of
769	fixed_regs array.  Use REGPARM_MAX to check that no regparm hard
770	register is taken by a fixed register variable.  Check up to and
771	including DI_REG when adjusting regparm value due to fixed regs usage.
772	(rep_prefix_usable): Check fixed_regs array, not global_regs array for
773	available hard registers.
774	(ix86_expand_strlen): Ditto.
775	* config/i386/i386.md (strmov): Ditto.
776	(cmpstrnsi): Ditto.
777
7782007-12-10  Kaz Kojima  <kkojima@gcc.gnu.org>
779
780	* genopinit.c: Include tm_p.h in generated file.
781
782	* config/arm/neon.md (vec_set<mode>_internal): Use INTVAL
783	to extract the integer from operands[2].
784	(vec_setv2di_internal): Likewise.
785
786	* config/arm/arm.c (arm_size_return_regs): Make return type unsigned.
787	(arm_init_neon_builtins): Move code after declarations.
788
7892007-12-10  Hans-Peter Nilsson  <hp@axis.com>
790
791	* reload.c (find_reloads_address_1): To properly mark as an
792	autoincdec, pass X for non-NULL OUT in call to push_reload for
793	autoincdec which can't be trivially used as an address.
794
7952007-12-10  Pranav Bhandarkar  <pranav.bhandarkar@celunite.com>
796	    Hans-Peter Nilsson  <hp@axis.com>
797
798	* caller-save.c (insert_one_insn): If inserting before a call_insn
799	then the registers containing the arguments of the call are
800	live_throughout in the new insn.
801
8022007-12-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
803
804	PR middle-end/32889
805	PR target/34091
806	* pa.md: Consolidate HImode and QImode move patterns into one pattern
807	each, eliminating floating-point alternatives.
808	* pa-protos.h (pa_cannot_change_mode_class, pa_modes_tieable_p):
809	Declare functions.
810	* pa-64.h (SECONDARY_MEMORY_NEEDED): Define here.
811	* pa.c (pa_secondary_reload): Use an intermediate general register
812	for copies to/from floating-point register classes.  Simplify code
813	SHIFT_REGS class.  Provide additional comments.
814	(pa_cannot_change_mode_class, pa_modes_tieable_p): New functions.
815	* pa.h (MODES_TIEABLE_P): Use pa_modes_tieable_p.
816	(SECONDARY_MEMORY_NEEDED): Delete define.
817	(INT14_OK_STRICT): Define.
818	(MODE_OK_FOR_SCALED_INDEXING_P): Allow SFmode and DFmode when using
819	soft float.
820	(MODE_OK_FOR_UNSCALED_INDEXING_P): Likewise.
821	(GO_IF_LEGITIMATE_ADDRESS): Use INT14_OK_STRICT in REG+D case for
822	SFmode and DFmode.
823	(LEGITIMIZE_RELOAD_ADDRESS): Use INT14_OK_STRICT in mask selection.
824	Align DImode offsets when generating 64-bit code.
825	* pa32-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
826	(CANNOT_CHANGE_MODE_CLASS): Define.
827	* pa64-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
828	(CANNOT_CHANGE_MODE_CLASS): Define using pa_cannot_change_mode_class.
829
8302007-12-09  Jakub Jelinek  <jakub@redhat.com>
831
832	PR fortran/22244
833	* langhooks-def.h (LANG_HOOKS_GET_ARRAY_DESCR_INFO): Define.
834	(LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
835	* langhooks.h (struct array_descr_info): Forward declaration.
836	(struct lang_hooks_for_types): Add get_array_descr_info field.
837	* dwarf2.h (DW_AT_bit_stride, DW_AT_byte_stride): New.
838	(DW_AT_stride_size, DW_AT_stride): Keep around for Dwarf2
839	compatibility.
840	* dwarf2out.h (struct array_descr_info): New type.
841	* dwarf2out.c (dwarf_attr_name): Rename DW_AT_stride to
842	DW_AT_byte_stride and DW_AT_stride_size to DW_AT_bit_size.
843	(descr_info_loc, add_descr_info_field, gen_descr_array_type_die):
844	New functions.
845	(gen_type_die_with_usage): Call lang_hooks.types.get_array_descr_info
846	and gen_descr_array_type_die.
847
8482007-12-08  Richard Guenther  <rguenther@suse.de>
849
850	PR tree-optimization/34391
851	* tree-vect-transform.c (vect_setup_realignment): Mark new
852	symbols for renaming.
853
8542007-12-07  Bob Wilson  <bob.wilson@acm.org>
855
856	* config/xtensa/xtensa.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
857	(ASM_OUTPUT_DWARF_PCREL): Define.
858
8592007-12-07  Richard Guenther  <rguenther@suse.de>
860
861	PR middle-end/34382
862	* opts.c (common_handle_option): Handle OPT_fforce_addr.
863
8642007-12-07  Aldy Hernandez  <aldyh@redhat.com>
865
866	* m32c.h (LEGITIMIZE_ADDRESS): Use WIN instead of win.
867	(LEGITIMIZE_RELOAD_ADDRESS): Same.
868
8692007-12-07  Samuel Tardieu  <sam@rfc1149.net>
870
871	PR ada/29157
872	* doc/install.texi: Explain how to check for a clean environment when
873	building GNAT.
874
8752007-12-07  Richard Guenther  <rguenther@suse.de>
876
877	* tree-profile.c (gcov_type_tmp_var): New global variable.
878	(tree_gen_edge_profiler): Use a single shared variable decl per
879	function for edge counter incrementing.
880	(tree_profiling): Re-set the shared variable.
881
8822007-12-06  Bob Wilson  <bob.wilson@acm.org>
883
884	* config/xtensa/xtensa.c (xtensa_va_start): Add prototype.
885
8862007-12-06  Tom Tromey  <tromey@redhat.com>
887
888	PR c/29172
889	* c-opts.c (c_common_parse_file): Call cpp_clear_file_cache.
890
8912007-12-06  Richard Sandiford  <rsandifo@nildram.co.uk>
892
893	* config/mips/mips.c (mips_function_ok_for_sibcall): Check
894	targetm.binds_local_p as well as DECL_EXTERNAL.
895
8962007-12-06  Harsha Jagasia <harsha.jagasia@amd.com>
897
898	* tree-vectorizer.c (slpeel_add_loop_guard): Gimplify the condition.
899	(set_prologue_iterations): New. Set the prologue iterations to total
900	number of scalar iterations if the cost model check indicates that
901	scalar code should be generated.
902	(slpeel_tree_peel_loop_to_edge): Add a new parameter and code for
903	generating the cost condition for epilog. Call
904	set_prologue_iterations to generate cost condition for prolog.
905	(new_loop_vec_info): Initialize LOOP_VINFO_NITERS_UNCHANGED.
906	* tree-vectorizer.h (LOOP_VINFO_NITERS_UNCHANGED): New.
907	(slpeel_tree_peel_loop_to_edge): Update declaration.
908	(set_prologue_iterations): New declaration.
909	* tree-vect-analyze.c (vect_analyze_loop_form): Update
910	LOOP_VINFO_NITERS_UNCHANGED.
911	* tree-vect-transform.c
912	(vect_estimate_min_profitable_iters): Add new parameter and
913	code to  check if run time cost model test is needed.
914	Remove code that adds builtin vectorization cost to scalar
915	outside cost for the run time cost model test. If run time
916	cost model test is needed add the appropriate guard cost to
917	the scalar outside cost. The guard cost depends on whether
918	the guard is generated at versioning or at prolog generation
919	or at epilog generation. Change cost model equation to include
920	scalar outside cost.
921	(conservative_cost_threshold): New. Return the less conservative
922	profitability threshold between the cost model threshold and the
923	user defined vectorization threshold.
924	(vect_do_peeling_for_loop_bound): Call conservative_cost_threshold.
925	(vect_do_peeling_for_alignment): Same.
926	(vect_loop_versioning): Same.
927	(vect_create_cond_for_align_checks): ANDs the cost model condition
928	with the alignment condition.
929	(vect_transform_loop): Call loop versioning only when there is a
930	misalignment or an aliasing problem.
931
9322007-12-06  Jakub Jelinek  <jakub@redhat.com>
933
934	PR middle-end/20983
935	* tree-ssa-ccp.c (optimize_stdarg_builtin): New function.
936	(execute_fold_all_builtins): Call it for BUILT_IN_VA_START,
937	BUILT_IN_VA_COPY and BUILT_IN_VA_END.
938
939	* target.h (struct ggc_target): Add expand_builtin_va_start hook.
940	* target-def.h (TARGET_EXPAND_BUILTIN_VA_START): Define.
941	(TARGET_INITIALIZER): Add it.
942	* builtins.c (expand_builtin_va_start): Use
943	targetm.expand_builtin_va_start hook instead of
944	EXPAND_BUILTIN_VA_START macro.
945	* alpha/alpha.c (alpha_va_start): Made static.
946	(override_options): Clear targetm.expand_builtin_va_start if
947	TARGET_UNICOSMK.
948	(TARGET_EXPAND_BUILTIN_VA_START): Define.
949	* alpha/unicosmk.h (EXPAND_BUILTIN_VA_START): Remove.
950	* alpha/alpha.h (EXPAND_BUILTIN_VA_START): Remove.
951	* alpha/alpha-protos.h (alpha_va_start): Remove prototype.
952	* xtensa/xtensa.h (EXPAND_BUILTIN_VA_START): Remove.
953	* xtensa/xtensa.c (TARGET_EXPAND_BUILTIN_VA_START): Define.
954	(xtensa_va_start): Made static.
955	* xtensa/xtensa-protos.h (xtensa_va_start): Remove prototype.
956	* pa/pa-protos.h (hppa_va_start): Remove prototype.
957	* pa/pa.h (EXPAND_BUILTIN_VA_START): Remove.
958	* pa/pa.c (hppa_va_start): Made static, add prototype.
959	(TARGET_EXPAND_BUILTIN_VA_START): Define.
960	* frv/frv.c (frv_expand_builtin_va_start): Made static, add prototype.
961	(TARGET_EXPAND_BUILTIN_VA_START): Define.
962	* frv/frv-protos.h (frv_expand_builtin_va_start): Remove prototype.
963	* frv/frv.h (EXPAND_BUILTIN_VA_START): Remove.
964	* i386/i386.c (override_options): Clear
965	targetm.expand_builtin_va_start if -m32 or 64-bit MS ABI.
966	(ix86_va_start): Made static.
967	(TARGET_EXPAND_BUILTIN_VA_START): Define.
968	* i386/i386.h (EXPAND_BUILTIN_VA_START): Remove.
969	* i386/i386-protos.h (ix86_va_start, ix86_va_arg): Remove prototypes.
970	* iq2000/iq2000-protos.h (iq2000_va_start): Remove prototype.
971	* iq2000/iq2000.h (EXPAND_BUILTIN_VA_START): Remove.
972	* iq2000/iq2000.c (iq2000_va_start): Made static, add prototype.
973	(TARGET_EXPAND_BUILTIN_VA_START): Define.
974	* rs6000/rs6000-protos.h (rs6000_va_start): Remove prototype.
975	* rs6000/rs6000.c (rs6000_va_start): Made static, add prototype.
976	(TARGET_EXPAND_BUILTIN_VA_START): Define.
977	(rs6000_override_options): Clear targetm.expand_builtin_va_start if
978	DEFAULT_ABI != ABI_V4.
979	* rs6000/rs6000.h (EXPAND_BUILTIN_VA_START): Remove.
980	* spu/spu.c (spu_va_start): Made static, add prototype.
981	(TARGET_EXPAND_BUILTIN_VA_START): Define.
982	* spu/spu.h (EXPAND_BUILTIN_VA_START): Remove.
983	* spu/spu-protos.h spu_va_start): Remove prototype.
984	* stormy16/stormy16.h (EXPAND_BUILTIN_VA_START): Remove.
985	* stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_start):
986	Remove prototype.
987	* stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Made static.
988	(TARGET_EXPAND_BUILTIN_VA_START): Define.
989	* s390/s390-protos.h (s390_va_start): Remove prototype.
990	* s390/s390.c (s390_va_start): Made static.
991	(TARGET_EXPAND_BUILTIN_VA_START): Define.
992	* s390/s390.h (EXPAND_BUILTIN_VA_START): Remove.
993	* mn10300/mn10300.h (EXPAND_BUILTIN_VA_START): Remove.
994	* mn10300/mn10300-protos.h (mn10300_va_start): Remove prototype.
995	* mn10300/mn10300.c (mn10300_va_start): Made static, add prototype.
996	(TARGET_EXPAND_BUILTIN_VA_START): Define.
997	* arc/arc.c (arc_va_start): Made static, add prototype.
998	(TARGET_EXPAND_BUILTIN_VA_START): Define.
999	* arc/arc.h (EXPAND_BUILTIN_VA_START): Remove.
1000	* arc/arc-protos.h (arc_va_start): Remove prototype.
1001	* mt/mt-protos.h (mt_va_start): Remove prototype.
1002	* sparc/sparc.c (sparc_va_start): Made static, add prototype.
1003	(TARGET_EXPAND_BUILTIN_VA_START): Define.
1004	* sparc/sparc-protos.h (sparc_va_start): Remove prototype.
1005	* sparc/sparc.h (EXPAND_BUILTIN_VA_START): Remove.
1006	* sh/sh.c (sh_va_start): Made static, add prototype.
1007	(TARGET_EXPAND_BUILTIN_VA_START): Define.
1008	* sh/sh-protos.h (sh_va_start): Remove prototype.
1009	* sh/sh.h (EXPAND_BUILTIN_VA_START): Remove.
1010	* mips/mips-protos.h (mips_va_start): Remove prototype.
1011	* mips/mips.h (EXPAND_BUILTIN_VA_START): Remove.
1012	* mips/mips.c (mips_va_start): Made static.
1013	(TARGET_EXPAND_BUILTIN_VA_START): Define.
1014
10152007-12-06  Uros Bizjak  <ubizjak@gmail.com>
1016
1017	* tree-ssa-loop.c (gate_tree_parallelize_loops): Return true when
1018	"flag_tree_parallelize_loops > 1".
1019
10202007-12-06  Zdenek Dvorak  <ook@ucw.cz>
1021	    Dorit Nuzman  <dorit@il.ibm.com>
1022	    Jakub Jelinek  <jakub@redhat.com>
1023
1024	PR tree-optimization/34005
1025	* tree-gimple.c (is_gimple_formal_tmp_rhs): Add a case for COND_EXPR.
1026	* gimplify.c (gimplify_ctx): Add a new member allow_rhs_cond_expr.
1027	(gimplify_pure_cond_expr): New function.
1028	(generic_expr_could_trap_p): New function.
1029	(gimplify_cond_expr): Call gimplify_pure_cond_expr.
1030	(force_gimple_operand): Initialize new field allow_rhs_cond_expr.
1031
10322007-12-06  Andreas Krebbel  <krebbel1@de.ibm.com>
1033
1034	* config/s390/s390.c (s390_emit_stack_tie): New function.
1035	(s390_emit_prologue): Emit a stack tie when writing to the
1036	f8-f15 stack slots.
1037	* config/s390/s390.md ("stack_tie"): New insn definition.
1038
10392007-12-06  Ben Elliston  <bje@au.ibm.com>
1040
1041	* SERVICE: Remove.
1042	* doc/sourcebuild.texi (Miscellaneous Docs): Remove SERVICE item.
1043
10442007-12-05  Jakub Jelinek  <jakub@redhat.com>
1045
1046	PR middle-end/34337
1047	* fold-const.c (fold_binary) <case BIT_IOR_EXPR>: Don't minimize
1048	number of bits set in C1 if a mode mask for some mode can be used
1049	instead.
1050
10512007-12-05  Bernhard Fischer  <aldot@gcc.gnu.org>
1052
1053	* varasm.c (merge_weak, weak_finish, assemble_alias): Commentary typo
1054	fixes.
1055
10562007-12-05  Richard Guenther  <rguenther@suse.de>
1057
1058	PR tree-optimization/34138
1059	* tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1060	Do not forward propagate addresses if that changes volatileness of
1061	the pointed-to type.
1062
10632007-12-05  Uros Bizjak  <ubizjak@gmail.com>
1064
1065	PR target/34312
1066	* config/i386/i386.c (ix86_function_regparm): Also check for fixed
1067	registers when checking that regparm registers are available.
1068	Lower regparm value due to fixed registers usage in addition to
1069	global regs usage.
1070
10712007-12-05  Bernhard Fischer  <aldot@gcc.gnu.org>
1072
1073	* sparseset.c: Include config.h and system.h before sparseset.h.
1074	* sparseset.h: Remove inclusion of system.h.
1075
10762007-12-05  Jakub Jelinek  <jakub@redhat.com>
1077	    Richard Sandiford  <rsandifo@nildram.co.uk>
1078
1079	* optabs.c (init_insn_codes): New function.
1080	(new_optab): Delete.
1081	(init_optab, init_optabv): Don't call new_optab.
1082	(init_convert_optab): Don't clear the insn codes.
1083	(init_optabs): Call init_insn_codes.
1084
10852007-12-04  Jakub Jelinek  <jakub@redhat.com>
1086
1087	* omp-low.c (optimize_omp_library_calls): New function.
1088	(expand_omp_parallel): Call it if optimizing.
1089
1090	PR middle-end/34134
1091	* stmt.c (expand_stack_restore): Call expand_normal on var to get
1092	rtx for it instead of assuming it will be a VAR_DECL.
1093
10942007-12-04  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1095
1096	* c-parser (c_parser_statement_after_labels): Move error from here...
1097	(c_parser_label): ... to here. Check that the declaration is not
1098	actually just another label.
1099
11002007-12-04  Richard Guenther  <rguenther@suse.de>
1101
1102	PR middle-end/34334
1103	PR middle-end/34222
1104	* tree-ssa-operands.c (get_addr_dereference_operands): If we
1105	fall back to using the SMTs aliases, make sure to add virtual
1106	operands for the SMT itself.
1107	(create_ssa_artificial_load_stmt): Fix typo.  Make sure to also
1108	clear the loaded and stored symbols bitmaps.
1109
11102007-12-04  Ben Elliston  <bje@au.ibm.com>
1111
1112	* config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
1113
11142007-12-04  Ben Elliston  <bje@au.ibm.com>
1115
1116	* doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
1117
11182007-12-03  Steven Bosscher  <stevenb.gcc@gmail.com>
1119
1120	PR middle-end/33713
1121	* doc/invoke.texi: Remove -fforce-addr documentation.
1122	* expr.c (emit_move_insn): Remove use of flag_force_addr.
1123	(expand_expr_real_1): Same.
1124	(do_tablejump): Same.
1125	Call memory_address instead of memory_address_noforce.
1126	* expr.h (memory_address_noforce): Remove prototype.
1127	* explow.c (memory_address): Remove support for flag_force_addr.
1128	(validize_mem): Same.
1129	(memory_address_noforce): Remove.
1130	* common.opt: Add dummy documentation for -fforce-addr.
1131	* combine.c (can_combine_p): Remove -fforce-addr comment.
1132	* config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
1133	flag_force_addr.
1134	* config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
1135	relating to memory_address_noforce.
1136	* testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
1137	* testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
1138
11392007-12-03  Jakub Jelinek  <jakub@redhat.com>
1140
1141	* omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
1142	with !ctx->is_nested.
1143	(maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
1144	even if !ctx->is_nested.
1145	(lower_copyprivate_clauses, lower_send_clauses,
1146	lower_send_shared_vars): Call lookup_decl_in_outer_ctx
1147	unconditionally.
1148
1149	PR middle-end/29749
1150	* fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
1151	(X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
1152	and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
1153	(fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
1154	(X & C2) << C1 into (X << C1) & (C2 << C1) and
1155	(X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
1156	optimizations.
1157
1158	PR tree-optimization/33453
1159	* tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
1160	for pointer addition.
1161	* tree-parloops.c (canonicalize_loop_ivs): Likewise.
1162	(separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
1163	var_copy.
1164
11652007-12-03  Bernd Schmidt  <bernd.schmidt@analog.com>
1166
1167	* config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
1168	necessary.
1169
11702007-12-03  Razya Ladelsky <razya@il.ibm.com>
1171
1172	* doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
1173
11742007-12-03  Jakub Jelinek  <jakub@redhat.com>
1175
1176	PR middle-end/34317
1177	* opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
1178	* common.opt (ftree-store-copy-prop): Use the same help text as for
1179	other nop switches.
1180
11812007-12-02  Ayal Zaks  <zaks@il.ibm.com>
1182	    Revital Eres  <eres@il.ibm.com>
1183
1184	* modulo-sched.c (calculate_must_precede_follow,
1185	try_scheduling_node_in_cycle): New functions.
1186	(sms_schedule_by_order): Call the new functions.
1187	(ps_insn_find_column): Use must_follow and must_precede only if
1188	they are not NULL.
1189	(ps_insn_advance_column): Likewise.
1190
11912007-12-02  Ayal Zaks  <zaks@il.ibm.com>
1192	    Revital Eres  <eres@il.ibm.com>
1193
1194	* modulo-sched.c (get_sched_window): Fix the direction of the
1195	scheduling window and add dump info.
1196
11972007-12-02  Samuel Tardieu  <sam@rfc1149.net>
1198
1199	* config/sh/sh.md (cmpgeusi_t): Fix condition.
1200
12012007-11-30  Jan Hubicka  <jh@suse.cz>
1202
1203	* ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect flag.
1204
12052007-11-30  Seongbae Park <seongbae.park@gmail.com>
1206
1207	PR rtl-optimization/34171
1208	* cfgrtl.c (update_bb_for_insn_chain): New function,
1209	refactored from update_bb_for_insn.
1210	(update_bb_for_insn): Call update_bb_for_insn.
1211	(rtl_merge_blocks, try_redirect_by_replacing_jump):
1212	Replace a loop with update_bb_for_insn_chain call.
1213	(cfg_layout_merge_blocks): Add a call to
1214	update_bb_for_insn_chain. Replace the for loop
1215	with a call to update_bb_for_insn_chain.
1216
12172007-11-30  Ben Elliston  <bje@au.ibm.com>
1218
1219	* config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
1220
12212007-11-29  Zdenek Dvorak  <ook@ucw.cz>
1222
1223	PR tree-optimization/34244
1224	* tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1225	(record_numbers_of_iterations): New function.
1226	(execute_vrp): Cache the numbers of iterations of loops.
1227	* tree-scalar-evolution.c (scev_reset_except_niters): New function.
1228	(scev_reset): Use scev_reset_except_niters.
1229	* tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1230
12312007-11-29  Jan Hubicka  <jh@suse.cz>
1232	    Jakub Jelinek  <jakub@redhat.com>
1233
1234	PR tree-optimization/33434
1235	* tree-inline.c (setup_one_parameter): If the value passed to
1236	a parameter is never used, don't set it up.
1237
12382007-11-29  Jakub Jelinek  <jakub@redhat.com>
1239
1240	PR target/32130
1241	* config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
1242	* config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
1243
12442007-11-29  Andris Pavenis <andris.pavenis@iki.fi>
1245
1246	* Makefile.in: Use separate vpath lines for each path.
1247
12482007-11-29  Ben Elliston  <bje@au.ibm.com>
1249
1250	* SERVICE: Update URL.
1251
12522007-11-28  Jakub Jelinek  <jakub@redhat.com>
1253
1254	PR tree-optimization/34140
1255	* tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
1256	loop->header has virtual phi nodes.
1257
12582007-11-28  Richard Sandiford  <rsandifo@nildram.co.uk>
1259
1260	PR target/32406
1261	* builtins.c (expand_builtin_nonlocal_goto): Also emit a use
1262	of GP register, if valid and fixed.
1263
1264	Revert:
1265	2007-06-21  David Daney  <ddaney@avtrex.com>
1266
1267	PR target/32406
1268	* config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1269	to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1270	(exception_receiver): Renamed to ...
1271	(nonlocal_goto_receiver): ... this.
1272
12732007-11-27  H.J. Lu  <hongjiu.lu@intel.com>
1274	    Joey Ye <joey.ye@intel.com>
1275
1276	PR target/34001
1277	* config/i386/i386.c (function_arg_32): Don't pass aggregate
1278	arguments in ECX/EDX for fastcall.
1279
12802007-11-28  Rask Ingemann Lambertsen  <rask@sygehus.dk>
1281
1282	* config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
1283	asm to macro.
1284	* config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
1285	* config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
1286
12872007-11-28  Ben Elliston  <bje@au.ibm.com>
1288
1289	* config/rs6000/aix64.opt (maix64): Add Negative(maix32).
1290	(maix32): Add Negative(maix64).
1291
12922007-11-27  Jakub Jelinek  <jakub@redhat.com>
1293
1294	PR tree-optimization/34016
1295	* tree-ssa-loop.c (pass_linear_transform): Add
1296	TODO_update_ssa_only_virtuals to todo_flags_finish.
1297
12982007-11-27  Eric B. Weddington  <eric.weddington@atmel.com>
1299
1300	* config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
1301	* config/avr/avr.h (LINK_SPEC): Likewise.
1302	(CRT_BINUTILS_SPECS): Likewsie.
1303	* config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1304
13052007-11-27  Jakub Jelinek  <jakub@redhat.com>
1306
1307	PR target/34225
1308	* config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
1309	MEM_SIZE is set on all MEMs.
1310
13112007-11-27  Andreas Krebbel  <krebbel1@de.ibm.com>
1312
1313	* config/s390/s390.opt (mhard-float): Add the option to be
1314	overridden.  That was missing in my last patch.
1315
13162007-11-27  Richard Guenther  <rguenther@suse.de>
1317
1318	PR tree-optimization/34241
1319	* tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
1320	to only delete real conversion chains.
1321
13222007-11-27  Andreas Krebbel  <krebbel1@de.ibm.com>
1323
1324	* config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
1325	mhard-float, mlong-double-64, mlong-double-128): Add the
1326	option to be overridden.
1327
13282007-11-27  Richard Guenther  <rguenther@suse.de>
1329
1330	* builtins.c (fold_builtin_1): Verify the argument types
1331	of BUILT_IN_ISNORMAL.
1332	(fold_builtin_n): Verify the number of arguments to variadic
1333	built-in functions.
1334
13352007-11-27  Bernd Schmidt  <bernd.schmidt@analog.com>
1336
1337	* config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
1338	* doc/invoke.texi (Blackfin Options): Document the effects.
1339
13402007-11-27  Ben Elliston  <bje@au.ibm.com>
1341
1342	* config/rs6000/sysv4.opt (m32): Add Negative(m64).
1343	(m64): Add Negative(m32).
1344	* config/rs6000/darwin.opt (m32): Add Negative(m64).
1345	(m64): Add Negative(m32).
1346
13472007-11-26  Eric Botcazou  <ebotcazou@adacore.com>
1348
1349	* tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
1350
13512007-11-26  Michael Meissner  <michael.meissner@amd.com>
1352
1353	PR target/34077
1354	* config/i386/i386.c (ix86_expand_movmem): If the copy size is a
1355	constant, avoid calling emit_cmp_and_jump_insns.  Use counter_mode
1356	to get the mode for loading a pseudo register with a count rather
1357	than duplicating code.
1358
13592007-11-25  Eric B. Weddington  <eric.weddington@atmel.com>
1360
1361	* config/avr/avr.c (avr_mcu_types): Add atmega1284p.
1362	* config/avr/avr.h (LINK_SPEC): Likewise.
1363	(CRT_BINUTILS_SPECS): Likewsie.
1364	* config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1365
13662007-11-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1367
1368	* c-common.c (conversion_warning): Use get_unwidened instead of
1369	get_narrower.
1370
13712007-11-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1372
1373	PR c/23722
1374	* c-parser.c (struct c_parser): New bit in_if_block.
1375	(c_parser_compound_statement_nostart): Handle unexpected 'else'
1376	keyword.
1377	(c_parser_statement_after_labels): Set in_if_block to false while
1378	parsing.
1379	(c_parser_if_body): Don't call c_parser_statement_after_labels if
1380	a semicolon is found, just consume it. Don't call
1381	c_parser_statement_after_labels if an open brace is found, call
1382	c_parser_compound_statement instead.
1383	(c_parser_else_body): New.
1384	(c_parser_if_statement): Set in_if_block to true when parsing the
1385	body of the 'if' statement. Use c_parser_else_body.
1386
13872007-11-26  Andreas Krebbel  <krebbel1@de.ibm.com>
1388
1389	PR c++/34081
1390	* c-decl.c (store_parm_decls): Pass 'false' for the new
1391	allocate_struct_function parameter.
1392	* cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1393	* tree-parloops.c (create_loop_fn): Likewise.
1394	* function.c (push_function_context_to, push_struct_function,
1395	init_function_start): Likewise.
1396	(allocate_struct_function): Add boolean parameter.
1397	* tree.h (allocate_struct_function): Add boolean parameter.
1398	* function.h (struct function): Move returns_struct and
1399	returns_pcc_struct to the end of the structure definiton.
1400
14012007-11-26  Uros Bizjak  <ubizjak@gmail.com>
1402
1403	PR target/34215
1404	* config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
1405	virtual registers are already instantiated.
1406	(truncxf<mode>2): Ditto.
1407	(floatsi<mode>2): Ditto.
1408	(floatdisf2): Ditto.
1409	(floatdidf2): Ditto.
1410
14112007-11-26  Rask Ingemann Lambertsen  <rask@sygehus.dk>
1412
1413	PR target/34174
1414	* config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
1415	the address before it is clobbered.
1416
14172007-11-26  Nick Clifton  <nickc@redhat.com>
1418
1419	* config/mn10300/mn10300.md: (call_internal): Remove mode on
1420	operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
1421	(call_value_internal): Remove mode on operands 0 and 1 in order to
1422	match UNPSEC'ed calls generated in PIC mode.
1423	(GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
1424	two insns.
1425
14262007-11-26  Richard Guenther  <rguenther@suse.de>
1427
1428	PR middle-end/34233
1429	* builtins.c (expand_builtin_pow): Use expand_expr to expand
1430	the result of build_call_expr.
1431
14322007-11-26  Steven Bosscher  <stevenb.gcc@gmail.com>
1433	    Revital Eres  <eres@il.ibm.com>
1434
1435	PR middle-end/34085
1436	* bb-reorder.c (insert_section_boundary_note): Clear
1437	BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
1438
14392007-11-26  Richard Sandiford  <rsandifo@nildram.co.uk>
1440
1441	* config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
1442
14432007-11-26  Alexandre Oliva  <aoliva@redhat.com>
1444
1445	* dwarf2asm.c (splay_tree_compare_strings): New function.
1446	(dw2_force_const_mem): Use it.
1447
14482007-11-26  Alexandre Oliva  <aoliva@redhat.com>
1449
1450	* tree.c (type_hash_add): Don't violate strict aliasing rules.
1451
14522007-11-26  Alexandre Oliva  <aoliva@redhat.com>
1453
1454	PR c/27898
1455	* c-typeck.c (tagged_types_tu_compatible_p): Enable exact
1456	matches between anonymous union fields.
1457
14582007-11-26  Alexandre Oliva  <aoliva@redhat.com>, Jan Hubicka  <jh@suse.cz>
1459
1460	* tree-ssa-live.c (remove_unused_scope_block_p): Drop
1461	declarations and blocks only after inlining.  Check that
1462	non-empty blocks are not dropped.
1463	* tree-inline.c (expand_call_inline): Check that functions are
1464	not inlined too late.
1465
14662007-11-26  Ben Elliston  <bje@au.ibm.com>
1467
1468	* unwind-dw2-fde.c: Fix comment typo.
1469	* unwind-generic.h: Likewise, fix comment typos.
1470
14712007-11-25  Richard Sandiford  <rsandifo@nildram.co.uk>
1472
1473	* tree-sra.c (scalarize_use): Adjust the vpos argument to
1474	sra_explode_bitfield_assignment in cases where the type is
1475	wider than the bitfield.
1476
14772007-11-25  Richard Guenther  <rguenther@suse.de>
1478
1479	* tree.h (struct tree_block): Move locus member next to flags.
1480	* c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
1481	(SCOPE_LIST_CONCAT): Likewise.
1482	(pop_scope): Likewise.
1483	* function.c (instantiate_decls_1): Likewise.
1484	(setjmp_vars_warning): Likewise.
1485	* emit-rtl.c (set_used_decls): Likewise.
1486	* tree-inline.c (add_lexical_block): Likewise.
1487
14882007-11-24  Hans-Peter Nilsson  <hp@axis.com>
1489
1490	* rtlanal.c (label_is_jump_target_p): Return true for a matching
1491	REG_LABEL_TARGET.
1492	* reorg.c (fill_slots_from_thread): Correct last change to use
1493	NULL_RTX, not NULL.  Outside of REG_NOTES loop, increase and
1494	decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
1495	* jump.c (mark_jump_label_1): Add comment for last change
1496	regarding JUMP_LABEL setting.
1497	* gcse.c (add_label_notes): Remove conditional that the label is
1498	mentioned in insn before adding regnote.
1499	* sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
1500	single_set insn only feeding a label to a jump through a
1501	register that dies there.
1502
15032007-11-23  Dirk Mueller  <dmueller@suse.de>
1504	    Richard Guenther <rguenther@suse.de>
1505
1506	PR middle-end/34197
1507	* tree-vrp.c (check_array_ref): Move check for valid location..
1508	(check_array_bounds) here. Use EXPR_HAS_LOCATION().
1509
15102007-11-23  Hans-Peter Nilsson  <hp@axis.com>
1511
1512	* reload.c (find_reloads_address_1) <autoincdec cases>:
1513	Call REG_OK_FOR_CONTEXT with the autoincdec code, not outer_code.
1514
15152007-11-23  Richard Guenther  <rguenther@suse.de>
1516	    Michael Matz  <matz@suse.de>
1517
1518	PR tree-optimization/34176
1519	* alloc-pool.h (empty_alloc_pool): Declare.
1520	* alloc-pool.c (empty_alloc_pool): New function.
1521	* tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
1522	valid table if a lookup from the optimistic table failed.
1523	(vn_unary_op_lookup): Likewise.
1524	(vn_binary_op_lookup): Likewise.
1525	(vn_phi_lookup): Likewise.
1526	(process_scc): Clear optimistic tables before every iteration.
1527
15282007-11-23  Richard Guenther  <rguenther@suse.de>
1529
1530	* tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
1531	(merge_alias_info): Do verification only if checking is
1532	enabled.  Merge flow-sensitive alias information in simple cases.
1533	* tree-ssa-operands.c (get_addr_dereference_operands): Also
1534	complain about missing NMTs.
1535
15362007-11-23  Jakub Jelinek  <jakub@redhat.com>
1537
1538	PR c++/34198
1539	* c-common.c (conversion_warning): For INTEGER_TYPE to
1540	INTEGER_TYPE conversions call get_narrower on expr to avoid
1541	spurious warnings from binop shortening or when the implicit
1542	conversion can't change the value.
1543
15442007-11-22  Joseph Myers  <joseph@codesourcery.com>
1545
1546	PR c/14050
1547	* c-decl.c (set_array_declarator_inner): Don't give error for
1548	static or type qualifiers in abstract declarator.  Remove
1549	abstract_p parameter.
1550	* c-tree.h (set_array_declarator_inner): Update prototype.
1551	* c-parser.c (c_parser_direct_declarator_inner): Update call to
1552	set_array_declarator_inner.
1553	* doc/standards.texi: Update for C99 TC3.
1554
15552007-11-22  Hans-Peter Nilsson  <hp@bitrange.com>
1556
1557	* config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
1558	line in my edit of the last change.
1559
15602007-11-22  Jakub Jelinek  <jakub@redhat.com>
1561
1562	PR target/33947
1563	* config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
1564	and TREE_READONLY on the fn decl rather than passing a chain
1565	of attributes.
1566
15672007-11-22  Kaz Kojima  <kkojima@gcc.gnu.org>
1568
1569	* config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
1570
15712007-11-22  Uros Bizjak  <ubizjak@gmail.com>
1572
1573	* config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
1574	of ix86_arch and ix86_tune into a switch statement.
1575	(enum processor_type): Default PROCESSOR_I386 to 0.
1576	* config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
1577	of "ix86_tune == PROCESSOR_K6".
1578	(ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
1579	a switch statement.
1580
15812007-11-22  Tom Tromey  <tromey@redhat.com>
1582
1583	* config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
1584	avoid writing into string allocated by ggc_alloc_string.
1585
15862007-11-21  Kaz Kojima  <kkojima@gcc.gnu.org>
1587
1588	PR target/34155
1589	* config/sh/sh.md (binary_sf_op): Remove.
1590	(binary_sf_op0, binary_sf_op1): New define_insn_and_split.
1591	* config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
1592	and gen_binary_sf_op1.
1593
15942007-11-21  Hans-Peter Nilsson  <hp@axis.com>
1595
1596	* regclass.c (init_reg_autoinc): Fix typo preventing test of
1597	secondary output reload when setting forbidden_inc_dec_class.
1598
15992007-11-21  Richard Guenther  <rguenther@suse.de>
1600
1601	PR tree-optimization/34148
1602	* tree-ssa-structalias.c (create_variable_info_for): Do not use
1603	field-sensitive PTA for single-element structures.
1604	* tree-ssa-alias.c (create_overlap_variables_for): Do not create
1605	SFTs for single-element structures.
1606
16072007-11-20  Richard Guenther  <rguenther@suse.de>
1608
1609	PR middle-end/34154
1610	* gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
1611	of the signed INT_CST_LT.
1612	* stmt.c (expand_case): Likewise.
1613	(estimate_case_costs): Likewise.
1614
16152007-11-20  Rask Ingemann Lambertsen  <rask@sygehus.dk>
1616
1617	* read-rtl.c (fatal_expected_char): Print EOF as text rather that
1618	its binary representation.
1619
16202007-11-20  Richard Guenther  <rguenther@suse.de>
1621
1622	* tree-ssa-operands.c (add_virtual_operand): Consistently prune
1623	accesses.
1624
16252007-11-20  Thiemo Seufer  <ths@mips.com>
1626
1627	* config/mips/mips.c (mips_file_start): Add support for
1628	flagging 32-bit code with -mfp64 floating-point.
1629
16302007-11-20  Jakub Jelinek  <jakub@redhat.com>
1631
1632	PR c/34146
1633	* c-gimplify.c (optimize_compound_literals_in_ctor): New function.
1634	(c_gimplify_expr): Use it.
1635
16362007-11-20  Ben Elliston  <bje@au.ibm.com>
1637
1638	* config/spu/spu_mfcio.h: Fix typo.
1639
16402007-11-20  Ben Elliston  <bje@au.ibm.com>
1641
1642	* unwind.inc: Comment that unwind-sjlj.c includes this file.
1643
16442007-11-20  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1645	    Ben Elliston  <bje@au.ibm.com>
1646
1647	* config/spu/mfc_tag_release.c: New file.
1648	* config/spu/mfc_multi_tag_release.c: Likewise.
1649	* config/spu/mfc_multi_tag_reserve.c: Likewise.
1650	* config/spu/mfc_tag_release.c: Likewise.
1651	* config/spu/mfc_tag_reserve.c: Likewise.
1652	* config/spu/mfc_tag_table.c: Likewise.
1653	* config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
1654	(TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
1655	* config/spu/spu_mfcio.h: Avoid <stdint.h>.
1656	(uint64_t): Typedef if __IN_LIBGCC2 is defined.
1657	(MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
1658	(mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
1659	mfc_multi_tag_release): Likewise.
1660	(__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
1661	__mfc_multi_tag_release): Declare.
1662
16632007-11-19  Jason Merrill  <jason@redhat.com>
1664
1665	PR debug/28834, debug/29436, c/32326
1666	* tree.c (build_type_attribute_qual_variant): Refuse to make
1667	a distinct copy of a struct/enum type.  Use build_distinct_type_copy.
1668	* doc/extend.texi (Type Attributes): Don't encourage people to add
1669	attributes to struct/enum types in a typedef.  Fix
1670	transparent_union example.
1671
1672	* tree-inline.c (remap_type_1): Remove code that's redundant with
1673	remap_type.
1674	(build_duplicate_type): Set id.copy_decl.
1675	* c-common.c (handle_transparent_union_attribute): Simplify logic.
1676
16772007-11-19  Peter Bergner  <bergner@vnet.ibm.com>
1678
1679	* config/rs6000/rs6000.c (invalid_e500_subreg,
1680	rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
1681	rs6000_legitimize_address, rs6000_legitimize_reload_address,
1682	rs6000_legitimate_address, function_arg_advance,
1683	spe_build_register_parallel, rs6000_spe_function_arg,
1684	rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
1685	emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
1686	rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
1687	TDmode similarly to DFmode and TFmode.
1688	* config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1689	DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
1690
16912007-11-19  Eric Botcazou  <ebotcazou@adacore.com>
1692
1693	* stor-layout.c (lang_adjust_rli): Delete.
1694	(set_lang_adjust_rli): Likewise.
1695	(layout_type): Do not call lang_adjust_rli hook.
1696	* tree.h (set_lang_adjust_rli): Delete.
1697
16982007-11-19  Bernd Schmidt  <bernd.schmidt@analog.com>
1699
1700	* config/bfin/bfin.c (must_save_p): New function, mostly broken out of
1701	n_dregs_to_save and n_pregs_to_save.
1702	(n_pregs_to_save, n_dregs_to_save): Use it.  New argument CONSECUTIVE;
1703	all callers changed.
1704	(expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
1705	able to save single D/P registers that aren't saved by the push/pop
1706	multiple insns.
1707
17082007-11-19  Richard Guenther  <rguenther@suse.de>
1709
1710	PR tree-optimization/34099
1711	* tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
1712	MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
1713	if only one operand is undefined.
1714
17152007-11-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
1716
1717	PR tree-optimization/34036
1718	* opts.c (set_fast_math_flags): Do not set flags in common
1719	with set_unsafe_math_optimizations_flags, invoke it directly.
1720	(set_unsafe_math_optimizations_flags): Unset flag_trapping_math
1721	and flag_signed_zeros.
1722	* toplev.c (process_options): Force flag_associative_math to 0 and
1723	warn, if it is set and either flag_trapping_math or flag_signed_zeros
1724	is set too.
1725	* doc/invoke.texi (Optimize Options): Document the new behavior
1726	of -funsafe-math-optimizations, that -fassociative-math requires
1727	both -fno-signed-zeros and -fno-trapping-math and make it clear
1728	that -fno-trapping-math requires -fno-signaling-nans.  Refactor
1729	documentation of -ffast-math.
1730
17312007-11-18  Jakub Jelinek  <jakub@redhat.com>
1732
1733	PR rtl-optimization/34132
1734	* gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
1735	and insn.
1736
1737	PR middle-end/33335
1738	* optabs.h (optab_table): Change type to struct optab from optab.
1739	(convert_optab_table): Similarly.
1740	Adjust all _optab macros to expand to addresses of optab_table
1741	resp. convert_optab_table elements rather than the values of the
1742	elements.
1743	* optabs.c (optab_table): Change typype to struct optab from optab.
1744	If compiled by recent GCC, initialize all the insn_code fields in
1745	the array using designated range initializers.
1746	(convert_optab_table): Similarly.
1747	(convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
1748	set_conv_libfunc): Into libfunc_entry's optab field store index within
1749	optab_table resp. convert_optab_table array instead of difference
1750	between two separately malloced addresses.
1751	(new_optab): Add op argument, don't return anything.  Initialize
1752	just the insn_code field in handlers array and only when needed.
1753	(init_optab, init_optabv): Add op argument, don't return anything.
1754	Adjust new_optab caller.
1755	(new_convert_optab): Removed.
1756	(init_convert_optab): Add op argument, don't return anything, don't
1757	call new_convert_optab.  If needed, initialize insn_code field in
1758	handlers array.
1759	(init_optabs): Adjust init_optab, init_optabv and init_convert_optab
1760	callers.
1761	(debug_optab_libfuncs): Adjust uses of optab_table and
1762	convert_optab_table arrays.
1763
17642007-11-18  Richard Guenther  <rguenther@suse.de>
1765
1766	PR tree-optimization/34127
1767	* tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1768	Make code match up the comments, require compatibility of the
1769	pointed-to types.
1770
17712007-11-17  Richard Guenther  <rguenther@suse.de>
1772
1773	PR middle-end/34130
1774	* fold-const.c (extract_muldiv_1): Do not move negative
1775	constants inside ABS_EXPR.
1776
17772007-11-16  Ian Lance Taylor  <iant@google.com>
1778
1779	* collect2.c (dump_file): If a demangled symbol is followed by a
1780	space, make sure we output at least one space.
1781
17822007-11-16  Richard Guenther  <rguenther@suse.de>
1783
1784	PR middle-end/34030
1785	* fold-const.c (fold_binary): Use correct types for folding
1786	1 << X & Y to Y >> X & 1.
1787
17882007-11-16  Richard Guenther  <rguenther@suse.de>
1789
1790	PR tree-optimization/33870
1791	* tree.h (struct tree_memory_tag): Add base_for_components flag.
1792	(struct tree_struct_field_tag): Remove nesting_level field.
1793	(SFT_NESTING_LEVEL): Remove.
1794	(SFT_BASE_FOR_COMPONENTS_P): Add.
1795	* tree-flow.h (struct fieldoff): Remove nesting_level field.  Add
1796	base_for_components flag.
1797	(push_fields_onto_fieldstack): Remove nesting_level parameter.
1798	* tree-ssa-alias.c (create_sft): Likewise.  Add base_for_components
1799	parameter.
1800	(create_overlap_variables_for): Deal with it.
1801	* tree-dfa.c (dump_subvars_for): Likewise.
1802	(dump_variable): Likewise.
1803	* tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
1804	Set base_for_components for first elements of sub-structures.
1805	(create_variable_info_for): Handle base_for_components.
1806	(set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
1807	pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
1808	* tree-ssa-operands.c (ref_nesting_level): Remove.
1809	(add_vars_for_offset): Remove full_ref parameter, always add
1810	the offset of the pointed-to SFT.
1811	(add_virtual_operand): Adjust for changed signature of
1812	add_vars_for_offset.
1813
18142007-11-16  Sa Liu  <saliu@de.ibm.com>
1815
1816	* config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
1817	floatunssidf2 and floatunsdidf2.
1818
18192007-11-16  Richard Guenther  <rguenther@suse.de>
1820
1821	PR tree-optimization/34113
1822	* tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1823	Use correct conversion direction for checking type compatibility.
1824
18252007-11-16  Richard Guenther  <rguenther@suse.de>
1826
1827	PR tree-optimization/34099
1828	* tree-ssa-ccp.c (likely_value): Use a whitelist for operators
1829	that produce UNDEFINED result if at least one of its operands
1830	is UNDEFINED.  By default the result is only UNDEFINED if all
1831	operands are UNDEFINED.
1832
18332007-11-16  Jakub Jelinek  <jakub@redhat.com>
1834
1835	PR driver/30460
1836	* gcc.c (init_spec): Don't initialize asm_debug here...
1837	(main): ... but here.
1838
18392007-11-07  Tom Tromey  <tromey@redhat.com>
1840
1841	* tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to 'func'.
1842	* tree-parloops.c (create_loop_fn): Use set_cfun.
1843	* gengtype.c (open_base_files): Emit #undef cfun.
1844	* ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
1845	* function.h (cfun): New define.
1846	* function.c: Undefine cfun.
1847
18482007-11-07  Eric B. Weddington  <eweddington@cso.atmel.com>
1849
1850	* config/avr/avr.c (avr_mcu_types): Add attiny88.
1851	* config/avr/avr.h (LINK_SPEC): Likewise.
1852	(CRT_BINUTILS_SPECS): Likewsie.
1853	* config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1854
18552007-11-15  Jakub Jelinek  <jakub@redhat.com>
1856
1857	PR middle-end/23848
1858	* tree-ssa-ccp.c (optimize_stack_restore): New function.
1859	(execute_fold_all_builtins): Call optimize_stack_restore for
1860	BUILT_IN_STACK_RESTORE.
1861
18622007-11-15  Paolo Bonzini  <bonzini@gnu.org>
1863
1864	* fwprop.c (try_fwprop_subst): Skip profitability check for forward
1865	propagation into an address; that's done in should_replace_address.
1866
18672007-11-15  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1868
1869	* config/spu/spu-protos.h (legitimate_const): Remove prototype.
1870	* config/spu/spu.c (legitimate_const): Remove.
1871	(classify_immediate): Inline call to legitimate_const.
1872	(spu_legitimate_address): Likewise.  Allow SYMBOL_REF + CONST_INT
1873	for any constant, not just -512 .. 511.
1874
18752007-11-15  Sa Liu  <saliu@de.ibm.com>
1876
1877	* config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
1878	condition from HONOR_NANS test.
1879	* config/spu/spu.md (ceq_df): Always generate comparison code
1880	inline, including checks for NaNs and infinities.
1881	(cgt_df): Likewise.
1882	(cgt_v2df): Likewise.
1883	(cmpdf): Make this expander unconditional.
1884
18852007-11-15  Richard Guenther  <rguenther@suse.de>
1886
1887	* tree-ssa-alias.c (create_overlap_variables_for): Make sure
1888	to only create SFTs if we also create variable infos for PTA.
1889	* tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping SFTs.
1890
18912007-11-15  Richard Guenther  <rguenther@suse.de>
1892
1893	* tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
1894	type for TBAA pruning.
1895	(find_what_p_points_to): Call set_uids_in_ptset with the original
1896	pointer, not the decl of the solution we collapsed to.
1897
18982007-11-14  David Daney  <ddaney@avtrex.com>
1899
1900	* config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
1901	to find sigcontext.
1902
19032007-11-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
1904
1905	PR target/33923
1906	* config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
1907	for registers in BR_REGS class.
1908
19092007-11-14  Jakub Jelinek  <jakub@redhat.com>
1910
1911	PR middle-end/34088
1912	* tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
1913	init_ssa_operands has not been called for cfun.
1914
19152007-11-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
1916
1917	PR tree-optimization/34046
1918	* cfg.c (update_bb_profile_for_threading): Avoid the division for the
1919	scaling if the old probability is greater than the new base.
1920
19212007-11-14  Sebastian Pop  <sebastian.pop@amd.com>
1922
1923	* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
1924	unused edges after loop duplication.
1925
19262007-11-14  Uros Bizjak  <ubizjak@gmail.com>
1927
1928	* config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
1929	(enum target_cpu_default): ... this enum.
1930	(TARGET_CPU_DEFAULT_NAMES): Remove macro.  Move initializer to ...
1931	* config/i386/i386.c (override_options): ... here.
1932	* config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
1933	TARGET_CPU_DEFAULT_i486.
1934
19352007-11-14  Rask Ingemann Lambertsen  <rask@sygehus.dk>
1936
1937	* global.c (rest_of_handle_global_alloc): Fix comment typos.
1938	* config/sh/sh.c (sh_rtx_costs): Likewise.
1939	* ChangeLog: Likewise.
1940
19412007-11-13  Sebastian Pop  <sebastian.pop@amd.com>
1942
1943	* tree-chrec.h (build_polynomial_chrec): RHS of a chrec
1944	should not be of pointer type.
1945
19462007-11-13  Michael Meissner  <michael.meissner@amd.com>
1947
1948	* config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate line.
1949
19502007-11-13  Sterling Augustine  <sterling@tensilica.com>
1951	    Bob Wilson  <bob.wilson@acm.org>
1952
1953	* config/xtensa/unwind-dw2-xtensa.c: New.
1954	* config/xtensa/unwind-dw2-xtensa.h: New.
1955	* config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
1956	(DWARF2_UNWIND_INFO): Remove.
1957	(DWARF_FRAME_REGISTERS): Define.
1958	(EH_RETURN_DATA_REGNO): Define.
1959	* config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
1960	(eh_return): New.
1961	* config/xtensa/t-xtensa (LIB2ADDEH): Define.
1962
19632007-11-13  Jakub Jelinek  <jakub@redhat.com>
1964
1965	* doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
1966	-fsched-stalled-insns.
1967
1968	PR tree-optimization/34063
1969	* tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
1970	as first chrec_fold_plus operand rather than second.
1971
19722007-11-13  Diego Novillo  <dnovillo@google.com>
1973
1974	PR tree-optimization/33870
1975	* tree.h (strcut tree_memory_tag): Add field unpartitionable.
1976	Remove field in_nested_struct.
1977	(struct tree_struct_field_tag): Add field nesting_level.
1978	(sft_in_nested_struct): Remove.
1979	(sft_nesting_level): Define.
1980	(sft_unpartitionable_p): Define.
1981	* tree-ssa-alias.c (mem_sym_score): If mp->var is not
1982	partitionable, return long_max.
1983	(compute_memory_partitions): Do not partition sfts marked
1984	unpartitionable.
1985	(create_sft): Add argument nesting_level.  Set
1986	sft_nesting_level with it.  Update all users.
1987	(create_overlap_variables_for): Show nesting level.
1988	* tree-dfa.c (dump_subvars_for): Likewise.
1989	(dump_variable): Likewise. Show whether the sft is
1990	partitionable or not.
1991	* tree-flow.h (struct fieldoff): Remove field in_nested_struct.
1992	Add field nesting_level.
1993	* tree-ssa-structalias.c (struct variable_info): Remove
1994	field in_nested_struct.
1995	(push_fields_onto_fieldstack): Add argument nesting_level.
1996	Update all users.  Update documentation. Update pair->nesting_level
1997	with nesting_level.  Make recursive calls with nesting_level + 1.
1998	(set_uids_in_ptset): If an sft is added to the points-to set,
1999	mark it as unpartitionable.
2000	* tree-ssa-operands.c (ref_nesting_level): New.
2001	(add_vars_for_offset): Call it.  Add argument full_ref. Update
2002	callers.  If var is inside a nested structure and the nesting level
2003	of full_ref is lower than the nesting level of var,
2004	adjust offset by the offset of var.
2005
20062007-11-13  Victor Kaplansky  <victork@il.ibm.com>
2007
2008	PR tree-optimization/32582
2009	* Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
2010
20112007-11-12  Danny Smith  <dannysmith@users.sourceforge.net>
2012
2013	* doc/extend.texi (dllimport): Document that pointers to dllimport'd
2014	functions can be used as constant.
2015
20162007-11-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
2017
2018	PR rtl-optimization/34035
2019	* cse.c (cse_cfg_altered): New global variable.
2020	(cse_jumps_altered): Make boolean.
2021	(recorded_label_ref): Likewise.
2022	(cse_insn): Adjust for above changes.
2023	(cse_extended_basic_block): Likewise.  Set cse_cfg_altered
2024	if dead edges have been purged.
2025	(cse_main): Change return value specification and adjust code.
2026	(rest_of_handle_cse): Adjust for above change.
2027	(rest_of_handle_cse2): Likewise.
2028	* gcse.c (rest_of_handle_gcse): Likewise.
2029
20302007-11-12  Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>
2031	    Michael Meissner  <michael.meissner@amd.com>
2032
2033	* config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
2034	get the appropriate suffix for the coms* instruction.
2035	(sse5_pcmov_<mode>): Restrict operands of pcmov
2036	for scalar case to be only xmm registers and not memory.
2037
2038	* config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
2039	constraints to follow the mnemonics for the pcmov instruction
2040
20412007-11-12  Richard Sandiford  <rsandifo@nildram.co.uk>
2042
2043	PR target/34042
2044	* config/mips/mips.c (mips_return_fpr_single): New function.
2045	(mips_function_value): Use it when returning single-field
2046	aggregates in FPRs.
2047	(mips_expand_call): Handle the PARALLELs created by
2048	mips_return_fpr_single.
2049
20502007-11-12  Richard Guenther  <rguenther@suse.de>
2051
2052	PR middle-end/34070
2053	* fold-const.c (fold_binary): If testing for non-negative
2054	operands with tree_expr_nonnegative_warnv_p make sure to
2055	use op0 which has all (sign) conversions retained.
2056
20572007-11-12  Richard Guenther  <rguenther@suse.de>
2058
2059	PR middle-end/34027
2060	* fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
2061	(fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
2062
20632007-11-12  Ira Rosen  <irar@il.ibm.com>
2064
2065	PR tree-optimization/33953
2066	* tree-vect-transform.c (vectorizable_operation): In case of SLP,
2067	allocate vec_oprnds1 according to the number of created vector
2068	statements. In case of shift with scalar argument, store scalar
2069	operand for every vector statement to be created for the SLP node.
2070	Fix a comment.
2071
20722007-11-10  Steven Bosscher  <stevenb.gcc@gmail.com>
2073
2074	* gcse.c (CUID_INSN): Remove.
2075	(cuid_insn): Ditto.
2076	(alloc_gcse_mem): Don't allocate cuid_insn.
2077	(free_gcse_mem): Don't free cuid_insn.
2078
20792007-11-10  Jakub Jelinek  <jakub@redhat.com>
2080
2081	PR fortran/34020
2082	* gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
2083	nops.
2084
2085	PR middle-end/34018
2086	* tree-inline.h (copy_body_data): Add regimplify field.
2087	* tree-inline.c (copy_body_r): Set id->regimplify to true
2088	if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
2089	substitutions.
2090	(copy_bb): Clear id->regimplify before walk_tree, if it is
2091	set afterwards, regimplify the whole statement.
2092
2093	PR tree-optimization/33680
2094	* tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
2095	if the added cast involves variable length types.
2096
20972007-11-09  Alexander Monakov  <amonakov@ispras.ru>
2098	    Maxim Kuvyrkov  <maxim@codesourcery.com>
2099
2100	* sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
2101	instead of TRUE_BARRIER for jumps.  Add register dependencies
2102	even when reg_pending_barrier is set.
2103
21042007-11-09  Alexander Monakov  <amonakov@ispras.ru>
2105
2106	* haifa-sched.c (haifa_classify_insn): Rename to ...
2107	(haifa_classify_rtx): ...  this.  Improve handling of COND_EXECs,
2108	handle PARALLELs by recursing.  Use it ...
2109	(haifa_classify_insn): ...  here.  Reimplement.
2110
21112007-11-09  Richard Guenther  <rguenther@suse.de>
2112
2113	* bitmap.h (bitmap_single_bit_set_p): Declare.
2114	* bitmap.c (bitmap_single_bit_set_p): New function.
2115	* tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
2116	(maybe_create_global_var): Use bitmap_empty_p.
2117
21182007-11-09  Paolo Bonzini  <bonzini@gnu.org>
2119	    Jakub Jelinek  <jakub@redhat.com>
2120
2121	PR rtl-optimization/34012
2122	* fwprop.c (try_fwprop_subst): Do not replace if the new
2123	SET_SRC has a higher cost than the old one.
2124
21252007-11-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
2126
2127	PR rtl-optimization/33732
2128	* reload.c (push_reload): Check that the REG_DEAD note was referring
2129	to a hardreg or to a pseudo that has been assigned exactly one hardreg
2130	before considering it in order to select the reload register.
2131	(combine_reloads): Likewise.
2132	(find_dummy_reload): Likewise.
2133
21342007-11-09  Richard Guenther  <rguenther@suse.de>
2135
2136	* tree-flow.h (struct ptr_info_def): Make escape_mask a ENUM_BITFIELD.
2137	(struct ptr_info_def): Likewise.
2138	(enum escape_type): Also use bit zero.
2139
21402007-11-09  Richard Guenther  <rguenther@suse.de>
2141
2142	PR tree-optimization/33604
2143	* tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2144	Disregard changes in CV qualifiers of pointed to types for
2145	forward propagating ADDR_EXPRs.
2146	* tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
2147	expression.
2148
21492007-11-09  Richard Sandiford  <rsandifo@nildram.co.uk>
2150
2151	* dse.c (find_shift_sequence): Always choose an integer mode for
2152	new_mode.
2153	(replace_read): Require both the read and store mode to be
2154	integer ones.  Remove a then-redundant FLOAT_P check.
2155
21562007-11-08  Richard Guenther  <rguenther@suse.de>
2157
2158	* tree-dfa.c (remove_referenced_var): If removing a
2159	variable which has subvars, also remove those from
2160	the referenced vars.  Do not create a variable annotation.
2161
21622007-11-08  Bob Wilson  <bob.wilson@acm.org>
2163
2164	* config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
2165	argument for gen_entry calls.
2166	* config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
2167	(entry): Use the new attribute value.  Remove unused first operand.
2168
21692007-11-08  Tom Tromey  <tromey@redhat.com>
2170
2171	* c-parser.c (c_parser_translation_unit): Use location in error.
2172	(c_parser_external_declaration): Likewise.
2173	(c_parser_declaration_or_fndef): Likewise.
2174	(c_parser_enum_specifier): Likewise.
2175	(c_parser_struct_or_union_specifier): Likewise.
2176	(c_parser_struct_declaration): Likewise.
2177	(c_parser_typeof_specifier): Likewise.
2178	(c_parser_parms_list_declarator): Likewise.
2179	(c_parser_asm_string_literal): Likewise.
2180	(c_parser_braced_init): Likewise.
2181	(c_parser_initelt): Likewise.
2182	(c_parser_compound_statement_nostart): Likewise.
2183	(c_parser_statement_after_labels): Likewise.
2184	(c_parser_do_statement): Likewise.
2185	(c_parser_asm_statement): Likewise.
2186	(c_parser_conditional_expression): Likewise.
2187	(c_parser_unary_expression): Likewise.
2188	(c_parser_sizeof_expression): Likewise.
2189	(c_parser_postfix_expression): Likewise.
2190	(c_parser_postfix_expression_after_paren_type): Likewise.
2191	(c_parser_objc_class_instance_variables): Likewise.
2192	(c_parser_objc_method_definition): Likewise.
2193	(c_parser_objc_methodprotolist): Likewise.
2194	(c_parser_pragma): Likewise.
2195	(c_parser_omp_clause_num_threads): Likewise.
2196	(c_parser_omp_clause_schedule): Likewise.
2197	(c_parser_omp_all_clauses): Likewise.
2198	(c_parser_omp_sections_scope): Likewise.
2199	(c_parser_label): Use location of label, not colon.
2200
22012007-11-08  Danny Smith  <dannysmith@users.sourceforge.net>
2202
2203	PR target/33774
2204	* config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
2205	IN_TARGET_LIBS.
2206
22072007-11-07  Kenneth Zadeck <zadeck@naturalbridge.com>
2208
2209	PR middle-end/33826
2210	* ipa-pure-const.c (static_execute): Added code to keep recursive
2211	functions from being marked as pure or const.
2212	* ipa-utils.c (searchc): Fixed comment.
2213
22142007-11-08  Tom Tromey  <tromey@redhat.com>
2215
2216	* common.opt (fshow-column): Default to 0.
2217	* configure: Rebuilt.
2218	* configure.ac (--enable-mapped-location): Default to 'yes'.
2219
22202007-11-07  Kenneth Zadeck <zadeck@naturalbridge.com>
2221
2222	* common.opt: Add pointer to doc/options.texi.
2223	* doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
2224	-fipa-reference): Add or correct doc.  Sorted options list for -Os
2225	-O, -O2.
2226
22272007-11-07  Bernhard Fischer  <aldot@gcc.gnu.org>
2228
2229	PR target/16350
2230	* config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
2231	* config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
2232	TARGET_BIG_ENDIAN_DEFAULT.  Use for MULTILIB_DEFAULTS.
2233	(TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
2234	(LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
2235	* config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
2236	to TARGET_BIG_ENDIAN_DEFAULT.
2237	(SUBTARGET_EXTRA_LINK_SPEC): Likewise.
2238	* config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
2239	to TARGET_BIG_ENDIAN_DEFAULT.
2240
22412007-11-07  Diego Novillo  <dnovillo@google.com>
2242
2243	* tree.h (struct tree_struct_field_tag): Move field
2244	in_nested_struct ...
2245	(struct tree_memory_tag): ... here.
2246
22472007-11-07  Diego Novillo  <dnovillo@google.com>
2248
2249	PR 33870
2250	* tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
2251	(SFT_IN_NESTED_STRUCT): Define.
2252	* tree-dfa.c (dump_subvars_for): Show offset of each sub-var.
2253	* tree-flow.h (struct fieldoff): Add field in_nested_struct.
2254	* tree-ssa-structalias.c (struct variable_info): Likewise.
2255	(push_fields_onto_fieldstack): If OFFSET is positive,
2256	set in_nested_struct.
2257	(create_variable_info_for): Copy setting of
2258	in_nested_struct from the field offset object.
2259	(set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
2260	variable info object.
2261	* tree-ssa-operands.c (add_vars_for_offset): If VAR
2262	belongs to a nested structure, adjust OFFSET by SFT_OFFSET(VAR).
2263
22642007-11-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
2265
2266	PR rtl-optimization/33737
2267	* cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
2268	target block after computing the probabilities of outgoing edges.
2269	Cap the frequency to BB_FREQ_MAX.
2270	* tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
2271	frequency of the basic block if it has been reused.
2272
22732007-11-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
2274
2275	PR rtl-optimization/33822
2276	* rtl.h (REG_OFFSET): Fix comment.
2277	* var-tracking.c (INT_MEM_OFFSET): New macro.
2278	(var_mem_set): Use it.
2279	(var_mem_delete_and_set): Likewise.
2280	(var_mem_delete): Likewise.
2281	(same_variable_part_p): Likewise.
2282	(vt_get_decl_and_offset): Likewise.
2283	(offset_valid_for_tracked_p): New predicate.
2284	(count_uses): Do not track locations with invalid offsets.
2285	(add_uses): Likewise.
2286	(add_stores): Likewise.
2287
22882007-11-07  Tom Tromey  <tromey@redhat.com>
2289
2290	* Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
2291	(BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
2292
22932007-11-07  Dmitry Zhurikhin  <zhur@ispras.ru>
2294	    Andrey Belevantsev  <abel@ispras.ru>
2295
2296	* modulo-sched.c (sms_order_nodes, permute_partial_schedule,
2297	generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
2298	(calculate_order_params, sms_order_nodes): New parameter pmax_asap.
2299	Save calculated max_asap in it.
2300	(sms_schedule): Calculate maxii using max_asap.
2301
23022007-11-07  Andreas Krebbel  <krebbel1@de.ibm.com>
2303
2304	* doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
2305	with -mhard-dfp/-mno-hard-dfp.
2306
23072007-11-07  Maxim Kuvyrkov  <maxim@codesourcery.com>
2308	    Jakub Jelinek  <jakub@redhat.com>
2309
2310	PR middle-end/33670
2311	* haifa-sched.c (check_sched_flags): Remove.
2312	(sched_init): Don't call it.
2313
23142007-11-06  Diego Novillo  <dnovillo@google.com>
2315
2316	* tree-flow.h (struct fieldoff): Reformat comment. Document fields.
2317	* tree-ssa-operands.c: Tidy top-level comments.
2318	(add_vop): Likewise.
2319	(add_vars_for_offset): Tidy parameter formatting..
2320	(get_addr_dereference_operands): Likewise.
2321	(get_indirect_ref_operands): Likewise.
2322	(get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
2323	<OMP_ATOMIC_STORE>: Likewise.
2324
23252007-11-06  Rask Ingemann Lambertsen  <rask@sygehus.dk>
2326
2327	PR target/32787
2328	* config/i386/driver-i386.c: Test for __GNUC__ instead of
2329	GCC_VERSION which is always defined.
2330
23312007-11-06  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2332
2333	PR target/30961
2334	* reload.c (find_reloads): Also check in_reg when handling a
2335	simple move with an input reload and a destination of a hard
2336	register.
2337
23382007-11-06  Maxim Kuvyrkov  <maxim@codesourcery.com>
2339
2340	* config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
2341	(TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
2342	TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
2343	TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2344	TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
2345	(m68k_sched_attr_type2): New function.
2346	(sched_adjust_cost_state): New static variable.
2347	(m68k_sched_adjust_cost): New static function implementing
2348	scheduler hook.
2349	(sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
2350	New static variables.
2351	(m68k_sched_variable_issue): New static function implementing
2352	scheduler hook.
2353	(sched_dump_class_def, sched_dump_class_func_t): New typedefs.
2354	(sched_dump_split_class): New static function.
2355	(sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
2356	variables.
2357	(sched_dump_dfa_class, m68k_sched_dump): New static function.
2358	(m68k_sched_md_init_global, m68k_sched_md_finish_global,
2359	m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
2360	m68k_sched_dfa_post_advance_cycle): New static functions implementing
2361	scheduler hooks.
2362
2363	* config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
2364	(CPU_UNITS_QUERY): Define.
2365
2366	* config/m68k/cf.md: New file.
2367	* config/m68k/m68.md (cf.md): New include.
2368
23692007-11-06  Tom Tromey  <tromey@redhat.com>
2370
2371	PR c++/32256
2372	PR c++/32368
2373	* function.c (saved_in_system_header): New global.
2374	(push_cfun): Save in_system_header.
2375	(pop_cfun): Restore in_system_header.
2376	(push_struct_function): Save in_system_header.
2377
23782007-11-06  Douglas Gregor  <doug.gregor@gmail.com>
2379
2380	PR c++/33977
2381	PR c++/33886
2382	* c-common.c (c_build_qualified_type): Moved to c-typeck.c.
2383	(complete_array_type): Set canonical type appropriately.
2384	* c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
2385	C and C++ front ends now have different versions of this function,
2386	because the C++ version needs to maintain canonical types here.
2387
23882007-11-04  Razya Ladelsky  <razya@il.ibm.com>
2389
2390	* tree-parloops.c (reduction_info): Remove reduction_init field.
2391	(initialize_reductions): Remove creation of the reduction_init variable.
2392	(struct data_arg): Remove.
2393	(add_field_for_reduction, create_stores_for_reduction): New functions.
2394	(add_field_for_name): Remove reduction handling.
2395	(separate_decls_in_loop): Call add_field_for_reduction,
2396	create_stores_for_reduction.
2397
23982007-11-06  Jakub Jelinek  <jakub@redhat.com>
2399
2400	PR tree-optimization/33458
2401	* tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
2402	!is_gimple_val PHI argument, gimplify it and insert it on edge.
2403
2404	PR tree-optimization/33993
2405	* tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
2406	rather than build_constructor_from_list if all list values are
2407	constants.
2408	(get_initial_def_for_induction): Use build_vector instead of
2409	build_constructor_from_list.
2410
24112007-11-05  Mark Mitchell  <mark@codesourcery.com>
2412
2413	PR target/33579
2414	* tree.h (DECL_INIT_PRIORITY): Do not require DECL_HAS_INIT_PRIORITY_P.
2415	(DECL_FINI_PRIORITY): Likewise.
2416	* tree.c (decl_init_priority_lookup): Remove assert.
2417	(decl_fini_priority_insert): Likewise.
2418	* cgraphunit.c (static_ctors): Make it a VEC.
2419	(static_dtors): Likewise.
2420	(record_cdtor_fn): Adjust accordingly.
2421	(build_cdtor): Generate multiple functions for each initialization
2422	priority.
2423	(compare_ctor): New function.
2424	(compare_dtor): Likewise.
2425	(cgraph_build_cdtor_fns): Sort the functions by priority before
2426	calling build_cdtor.
2427	(cgraph_build_static_cdtor): Put the priority in the function's name.
2428
24292007-11-05  H.J. Lu  <hongjiu.lu@intel.com>
2430
2431	PR driver/32632
2432	* common.opt: Add shared and pie.
2433
24342007-11-05  Bob Wilson  <bob.wilson@acm.org>
2435
2436	* config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
2437	replace references to virtual_stack_vars_rtx in goto_handler.
2438
24392007-11-05  Paul Brook  <paul@codesourcery.com>
2440
2441	* config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
2442	* config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
2443	(arm_file_start): Don't set Tag_ABI_PCS_wchar_t.  Call
2444	arm_lang_output_object_attributes_hook.
2445	* config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
2446	(REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
2447	* config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
2448	prototype.
2449	* config/arm/t-arm.c (arm.o): New rule.
2450	* config/arm/arm-c.c: New file.
2451
24522007-11-05  Nick Clifton  <nickc@redhat.com>
2453	    Sebastian Pop  <sebastian.pop@amd.com>
2454
2455	PR tree-optimization/32540
2456	PR tree-optimization/33922
2457	* doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
2458	* tree-ssa-pre.c: Include params.h.
2459	(compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
2460	to limit the maximum length of the PA set for a given block.
2461	* Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
2462	* params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
2463
24642007-11-05  Nathan Sidwell  <nathan@codesourcery.com>
2465
2466	* libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2467	__fixunssfDI): Make return type unsigned.
2468	* libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2469	__fixunssfDI): Make return type unsigned.
2470
24712007-11-05  Jakub Jelinek  <jakub@redhat.com>
2472
2473	PR tree-optimization/33856
2474	* tree-data-ref.c (get_references_in_stmt): Don't add
2475	REFERENCE_CLASS_P trees to references vector if get_base_address
2476	returns NULL on them.
2477
24782007-11-05  Alexandre Oliva  <aoliva@redhat.com>
2479
2480	* cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
2481
24822007-11-04  Andrew Pinski  <pinskia@gmail.com>
2483
2484	PR middle-end/32931
2485	* fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
2486	for TRUTH_NOT_EXPR to type.
2487
24882007-11-04  Gerald Pfeifer  <gerald@pfeifer.com>
2489
2490	* doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
2491
24922007-11-04  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
2493
2494	PR fortran/10220
2495	* dwarf2out.c (add_calling_convention_attribute): Change
2496	second argument. Set calling convention to DW_CC_program for
2497	Fortran main program.
2498	(gen_subprogram_die): Adjust to new prototype for
2499	add_calling_convention_attribute.
2500
25012007-11-03  Dorit Nuzman  <dorit@il.ibm.com>
2502
2503	PR tree-optimization/33987
2504	* tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
2505	Fix indentation.
2506	(vectorizable_reduction): Add type check.
2507
25082007-11-03  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2509
2510	PR c/29062
2511	* c-parser.c (c_parser_statement_after_labels): Error if a
2512	declaration is parsed after a label.
2513
25142007-11-03  Daniel Jacobowitz  <dan@codesourcery.com>
2515
2516	PR debug/33921
2517	* reorg.c (emit_delay_sequence): Do not clear the locator on
2518	the jump instruction.
2519
25202007-11-03  Jakub Jelinek  <jakub@redhat.com>
2521
2522	PR middle-end/33670
2523	* haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
2524	current sched region.
2525
25262007-11-02  Jakub Jelinek  <jakub@redhat.com>
2527
2528	* config/ia64/ia64.c (struct reg_write_state): Change into
2529	unsigned short bitfields rather than unsigned int, decrease
2530	first_pred to just 10 bits.
2531	(rws_insn): Change into a bitmap or if not ENABLE_CHECKING
2532	into two char array.
2533	(rws_insn_set, rws_insn_test): New functions.
2534	(in_safe_group_barrier): New variable.
2535	(rws_update): Remove first argument, always set rws_sum array.
2536	(rws_access_regno): Use rws_insn_set macro.  Only call rws_update
2537	or update rws_sum if !in_safe_group_barrier, adjust rws_update args.
2538	(rtx_needs_barrier): Use rws_insn_test macro.
2539	(safe_group_barrier_needed): Don't save/restore rws_sum array,
2540	instead set/clear in_safe_group_barrier flag.
2541
25422007-11-02  Bob Wilson  <bob.wilson@acm.org>
2543
2544	* config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
2545	REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
2546	pointer or frame pointer.
2547	* config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
2548	(MUST_USE_SJLJ_EXCEPTIONS): Define.
2549	(DWARF2_UNWIND_INFO): Define.
2550	(INCOMING_RETURN_ADDR_RTX): Define.
2551	(DWARF_FRAME_RETURN_COLUMN): Define.
2552
25532007-11-02  Tom Tromey  <tromey@redhat.com>
2554
2555	* varpool.c (dump_varpool): Use 'next', not 'next_needed' when
2556	traversing pool.
2557
25582007-11-02  Diego Novillo  <dnovillo@google.com>
2559
2560	* langhooks.h (struct lang_hooks_for_callgraph): Remove third
2561	argument from function pointer ANALYZE_EXPR.  Update all users.
2562	* cgraph.c (debug_cgraph_node): New.
2563	(debug_cgraph): New.
2564
25652007-11-02  Jakub Jelinek  <jakub@redhat.com>
2566
2567	PR rtl-optimization/33648
2568	* cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
2569	the newly created basic block.
2570
25712007-11-01  Richard Guenther  <rguenther@suse.de>
2572
2573	* ggc-page.c (extra_order_size_tab): Add bitmap_head size.
2574
25752007-11-01  Steven Bosscher  <stevenb.gcc@gmail.com>
2576
2577	PR rtl-optimization/33828
2578	* gcse.c (compute_code_hoist_vbeinout): Fix order of computation
2579	of VBEIN and VBEOUT.
2580
25812007-11-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
2582
2583	* optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
2584	* sched-rgn.c (compute_trg_info): Zero 'el' local variable.
2585	* tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
2586
25872007-11-01  Nathan Sidwell  <nathan@codesourcery.com>
2588
2589	* gcc.c (getenv_spec_function): Escape the environment variable's
2590	value.
2591
25922007-11-01  Janis Johnson  <janis187@us.ibm.com>
2593
2594	* doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
2595	show that CSE means common subexpression elimination.  Change wording
2596	for -fsee and define LCM.  Remove capitalization of optimizations
2597	for -ftree-reassoc, -ftree-pre, and -ftree-fre.
2598
25992007-11-01  Janis Johnson  <janis187@us.ibm.com>
2600
2601	PR testsuite/25352
2602	* doc/sourcebuild.texi (Test Directives): Document that xfail
2603	has no effect for dg-do except when dg-do-what is "run".
2604
26052007-11-01  Tom Tromey  <tromey@redhat.com>
2606
2607	* c-decl.c (grokdeclarator): Set decl source locations.
2608	* c-parser.c (c_parser_enum_specifier): Set location.
2609	(c_parser_struct_or_union_specifier): Likewise.
2610
26112007-11-01  Tom Tromey  <tromey@redhat.com>
2612
2613	* print-tree.c (print_node): Print column number.
2614
26152007-11-01  Jakub Jelinek  <jakub@redhat.com>
2616
2617	PR debug/33537
2618	* dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
2619	gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
2620	rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
2621
2622	PR rtl-optimization/33673
2623	* gcse.c (cprop_jump): If a conditional jump has been optimized
2624	into unconditional jump, make the remaining normal edge fallthru
2625	and delete the jump insn.
2626
26272007-11-01  Ben Elliston  <bje@au.ibm.com>
2628
2629	* emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
2630	(set_mem_attrs_from_reg): Likewise.
2631
26322007-11-01  Michael Matz  <matz@suse.de>
2633
2634	PR tree-optimization/33961
2635	* tree-ssa-phiopt.c (struct name_to_bb.store): New member.
2636	(name_to_bb_hash, name_to_bb_eq): Consider and check it.
2637	(add_or_mark_expr): New argument 'store', using it to search
2638	the hash table.
2639	(nt_init_block): Adjust calls to add_or_mark_expr.
2640
26412007-10-31  Jakub Jelinek  <jakub@redhat.com>
2642
2643	PR target/31507
2644	* config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
2645	for the first push_operand.
2646
26472007-10-31  Revital Eres  <eres@il.ibm.com>
2648
2649	* config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
2650	reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
2651	vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
2652	movmisalignv2sf, vcondv2sf): New.
2653	(UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
2654	UNSPEC_EXTODD_V2SF): Define new constants.
2655	* config/rs6000/rs6000-protos.h (paired_expand_vector_move,
2656	paired_emit_vector_cond_expr): New.
2657	* config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
2658	* config/rs6000/rs6000.c (paired_expand_vector_move,
2659	paired_emit_vector_cond_expr, paired_emit_vector_compare):
2660	New functions.
2661	* config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
2662
26632007-10-31  Sebastian Pop  <sebastian.pop@amd.com>
2664
2665	PR tree-optimization/32377
2666	* tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
2667	work also for unknown number of iterations.
2668	(analyze_subscript_affine_affine): Clean up.  Don't fail when the
2669	number of iterations is not known.
2670
26712007-10-31  Richard Guenther  <rguenther@suse.de>
2672
2673	PR middle-end/33779
2674	* fold-const.c (extract_muldiv_1): Make sure to not introduce
2675	new undefined integer overflow.
2676	(fold_binary): Avoid useless conversion.
2677
26782007-10-31  Richard Sandiford  <rsandifo@nildram.co.uk>
2679
2680	PR target/33948
2681	* config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P check.
2682
26832007-10-31  Andreas Krebbel  <krebbel1@de.ibm.com>
2684
2685	* config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
2686
2687	* config/s390/s390.c: (override_options): Replace
2688	-mhard-dfp/-msoft-dfp with -mhard-dfp/-mno-hard-dfp.
2689	* config/s390/s390.opt: Likewise.
2690	* config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
2691	definition.
2692
26932007-10-30  Janis Johnson  <janis187@us.ibm.com>
2694
2695	* tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
2696
26972007-10-30  Janis Johnson  <janis187@us.ibm.com>
2698
2699	* doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
2700	optimization options.
2701	(Optimize Options): Add -fdce and -fdse to the list of optimizations
2702	enabled by -O.  Document -fdce and -fdse.
2703
27042007-10-30  Jakub Jelinek  <jakub@redhat.com>
2705
2706	PR c++/33709
2707	* fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
2708	convert second operand of COMPOUND_EXPR to the original type of
2709	that argument.
2710
27112007-10-30  Richard Guenther  <rguenther@suse.de>
2712
2713	* tree-ssa-operands.c (add_vars_for_offset): Fix exit test
2714	of loop adding SFTs as virtual operands.
2715
27162007-10-30  Richard Guenther  <rguenther@suse.de>
2717
2718	* Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
2719
27202007-10-29  Dorit Nuzman  <dorit@il.ibm.com>
2721
2722	PR tree-optimization/32893
2723	* tree-vectorize.c (vect_can_force_dr_alignment_p): Check
2724	STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
2725
27262007-10-29  Rask Ingemann Lambertsen  <rask@sygehus.dk>
2727
2728	* longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
2729	x86_64 versions.
2730	(sub_ddmmss): Likewise.
2731	(umul_ppmm): Likewise.
2732	(udiv_qrnnd): Likewise.
2733
27342007-10-29  Janis Johnson  <janis187@us.ibm.com>
2735
2736	PR testsuite/24841
2737	* doc/sourcebuild.texi (Test Directives): Document that dg-require
2738	directives must come before dg-additional-sources.
2739
27402007-10-29  Jakub Jelinek  <jakub@redhat.com>
2741
2742	PR tree-optimization/33723
2743	* c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
2744	MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
2745
27462007-10-29  Richard Sandiford  <rsandifo@nildram.co.uk>
2747
2748	PR tree-optimization/33614
2749	* gimplify.c (gimplify_init_constructor): Gimplify vector constructors
2750	if they can't be reduced to VECTOR_CSTs and aren't legitimate
2751	initializer constants.
2752
27532007-10-29  Richard Guenther  <rguenther@suse.de>
2754
2755	PR tree-optimization/33870
2756	* tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
2757	(add_virtual_operand): Do not recurse into MPTs looking for pointed-to
2758	SFTs.
2759
27602007-10-29  Richard Guenther  <rguenther@suse.de>
2761
2762	* passes.c (init_optimization_passes): Exchange store_copy_prop
2763	with copy_prop.
2764	* tree-pass.h (pass_store_copy_prop): Remove.
2765	* tree-ssa-copy.c (do_store_copy_prop): Remove.
2766	(stmt_may_generate-copy): Do not handle store_copy_prop.
2767	(get_copy_of_val): Likewise.
2768	(set_copy_of_val): Likewise.
2769	(copy_prop_visit_assignment): Likewise.
2770	(copy_prop_visit_stmt): Likewise.
2771	(copy_prop_visit_phi_node): Likewise.
2772	(init_copy_prop): Likewise.
2773	(execute_copy_prop): Likewise.
2774	(do_copy_prop): Remove.
2775	(gate_store_copy_prop): Likewise.
2776	(store_copy_prop): Likewise.
2777	(pass_store_copy_prop): Likewise.
2778	(pass_copy_prop): Call execute_copy_prop.
2779	* opts.c (decode_options): Do not set flag_tree_store_copy_prop.
2780	* common.opt (ftree-store-copy-prop): Mark obsolete.
2781	* doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
2782
27832007-10-29  Ian Lance Taylor  <iant@google.com>
2784
2785	* ifcvt.c (noce_can_store_speculate_p): New static function.
2786	(noce_process_if_block): Call it.
2787	(if_convert): Remove recompute_dominance parameter.  Change all
2788	callers.
2789
27902007-10-29  Richard Guenther  <rguenther@suse.de>
2791
2792	* tree-flow-inline.h (get_subvar_at): Use binary search.
2793	(get_first_overlapping_subvar): New function to binary search
2794	for the first overlapping subvar.
2795	* tree-ssa-operands.c (add_vars_for_offset): Strip down to
2796	just handle adding subvars for a pointed-to subvar.  Optimize
2797	and use get_first_overlapping_subvar.
2798	(add_vars_for_bitmap): Fold into single caller.
2799	(add_virtual_operand): Streamline, inherit add_vars_for_bitmap
2800	and non pointed-to bits of add_vars_for_offset.
2801
28022007-10-29  Revital Eres  <eres@il.ibm.com>
2803
2804	* modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
2805
28062007-10-29  Razya Ladelsky  <razya@il.ibm.com>
2807	    Zdenek Dvorak  <ook@ucw.cz>
2808
2809	OMP_ATOMIC Changes,
2810	reduction support for automatic parallelization.
2811
2812	* expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
2813	OMP_ATOMIC_STORE.
2814	* Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
2815	* tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
2816	and OMP_ATOMIC_STORE.
2817	* tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2818	* gimple-low.c (lower_stmt): Same.
2819	* gimplify.c (gimplify_expr): Same.
2820	(gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
2821	gimplify_omp_atomic_mutex): Remove.
2822	(gimplify_omp_atomic): Change it to simply gimplify the
2823	statement instead of expanding it.
2824	* omp-low.c: Add includes to optabs.h, cfgloop.h.
2825	(expand_omp_atomic, expand_omp_atomic_pipeline,
2826	goa_stabilize_expr, expand_omp_atomic_mutex,
2827	expand_omp_atomic_fetch_op): New functions to implement
2828	expansion of OMP_ATOMIC.
2829	(expand_omp, build_omp_regions_1): Add support for
2830	OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
2831	* tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
2832	OMP_ATOMIC_STORE.
2833	* tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
2834	OMP_ATOMIC_STORE.
2835	* tree-parloops.c: add include to tree-vectorizer.h.
2836	(reduction_info): New structure for reduction.
2837	(reduction_list): New list to represent list of reductions per loop.
2838	(struct data_arg): New helper structure for reduction.
2839	(reduction_info_hash, reduction_info_eq, reduction_phi,
2840	initialize_reductions, create_call_for_reduction,
2841	create_phi_for_local_result, create_call_for_reduction_1,
2842	create_loads_for_reductions, create_final_loads_for_reduction):
2843	New functions.
2844	(loop_parallel_p): Identify reductions, add reduction_list parameter.
2845	(separate_decls_in_loop_name): Support reduction variables.
2846	(separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
2847	call create_loads_for_reduction for each reduction.
2848	(canonicalize_loop_ivs): Identify reductions, add reduction_list
2849	parameter.
2850	(transform_to_exit_first_loop): Add reduction support, add
2851	reduction_list parameter.
2852	(gen_parallel_loop): Add reduction_list parameter.  Add call
2853	separate_decls_in_loop with
2854	the new argument.  Traverse reductions and call
2855	initialize_reductions, create_call_for_reduction.
2856	(parallelize_loops): Create and delete the reduction list.
2857	(add_field_for_name): Change use of data parameter.  Add fields for
2858	reductions.
2859	* tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
2860	* tree-vect-analyze.c (vect_analyze_loop_form): export it.
2861	* tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2862	* tree-inline.c (estimate_num_insns_1): add cases for
2863	OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2864	* tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2865	* tree-ssa-operands.c (get_addr_dereference_operands):
2866	New function.  Subroutine of get_indirect_ref_operands.
2867	(get_indirect_ref_operands): Call get_addr_dereference_operands.
2868	(get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2869
2870
28712007-10-29  Hans-Peter Nilsson  <hp@axis.com>
2872
2873	* config/cris/cris.c: Include df.h.
2874	(cris_address_cost): Add gcc_assert for canonicalization
2875	assumptions.  For PLUS with MULT or register, correct
2876	test for register in other arm.  Tweak comments.
2877
28782007-10-28  Richard Guenther  <rguenther@suse.de>
2879
2880	* tree-ssa-operands.c (add_vars_for_offset): Add parameter
2881	telling if the var is to be treated as points-to location.
2882	(add_vars_for_bitmap): Pass true to add_vars_for_offset.
2883	(add_virtual_operand): Only recurse into MPTs if aliases
2884	is from a NMT.
2885
28862007-10-28  Richard Guenther  <rguenther@suse.de>
2887
2888	* tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
2889	(add_vars_for_bitmap): Do not recurse further.  Only add vars
2890	for pointed-to SFTs.
2891	(add_virtual_operand): Re-instantiate loop to add operands for
2892	aliases.  Recurse into MPTs.
2893	(get_indirect_ref_operands): If we fall back to use a pointers
2894	SMT, make sure to not prune based on the access offset and size.
2895
28962007-10-28  Andrew Pinski  <pinskia@gmail.com>
2897
2898	PR tree-opt/33589
2899	* tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
2900	the eh information on the statement.
2901
29022007-10-28  Richard Guenther  <rguenther@suse.de>
2903
2904	* tree-flow.h (subvar_t): Make it a VEC.
2905	(struct subvar): Remove.
2906	(struct var_ann_d): Use VEC(tree,gc) to store subvars.
2907	* tree-flow-inline.h (get_subvar_at): Adjust iterators over
2908	variable subvars.
2909	* tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2910	* tree-nrv.c (dest_safe_for_nrv_p): Likewise.
2911	* tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
2912	(set_initial_properties): Likewise.
2913	(setup_pointers_and_addressables): Likewise.
2914	(new_type_alias): Likewise.
2915	(create_overlap_variables_for): Likewise.
2916	* tree-dfa.c (dump_subvars_for): Likewise.
2917	* tree-ssa-operands.c (add_vars_for_offset): Likewise.
2918	(get_expr_operands): Likewise.
2919	(add_to_addressable_set): Likewise.
2920	* tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2921
29222007-10-28  Uros Bizjak  <ubizjak@gmail.com>
2923
2924	PR tree-optimization/33920
2925	* tree-if-conv.c (tree_if_conversion): Force predicate of single
2926	successor bb to true when predecessor bb has NULL predicate.
2927	(find_phi_replacement_condition): Assert that tmp_cond is non-null.
2928
29292007-10-28  Richard Sandiford  <rsandifo@nildram.co.uk>
2930
2931	* config/mips/mips.md: Add combiner patterns for DImode extensions
2932	of HImode and QImode truncations.  Reformat HImode <- QImode pattern
2933	for consistency.
2934
29352007-10-28  Richard Sandiford  <rsandifo@nildram.co.uk>
2936
2937	PR target/33895
2938	* config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
2939
29402007-10-28  Andreas Krebbel  <krebbel1@de.ibm.com>
2941
2942	* dce.c (delete_unmarked_insns): Just delete the RETVAL and
2943	LIBCALL notes if they are about to be moved to the same insn.
2944
29452007-10-27  Richard Guenther  <rguenther@suse.de>
2946
2947	PR tree-optimization/33870
2948	* tree-ssa-operands.c (add_vars_for_offset): Reduce code
2949	duplication.  Remove redundant call to access_can_touch_variable.
2950	(add_vars_for_bitmap): New helper for recursing over MPT contents.
2951	(add_virtual_operand): Use it.
2952
29532007-10-26  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2954
2955	PR fortran/31608
2956	* pa.h (ASM_PN_FORMAT): Delete define.
2957
29582007-10-26  Janis Johnson  <janis187@us.ibm.com>
2959
2960	* doc/invoke.texi (Option Summary, optimizations): Remove
2961	-fbounds-check.  Add -fassociative-math, -freciprocal-math,
2962	-ftree-vrp and -funit-at-a-time.  Change -fno-split-wide-types to
2963	-fsplit-wide-types to match later entry.  Break up a long line.
2964	(Option Summary, code gen options)  Add -fno-stack-limit.  Add
2965	missing @gol to the end of a line.
2966	(Optimization Options): Remove -fbounds-check, which is also
2967	documented under Code Generation Options.  Remove =n from
2968	index entry for -ftree-parallelize-loops.  Change -fno-cprop-registers
2969	to -fcprop-registers to match other options, and say when it is
2970	enabled rather than disabled.  Remove extra index entry for
2971	-fno-cx-limited-range.  Add index entries for -fstack-protector
2972	and -fstack-protector-all.
2973	(Code Gen Options): Add index entry for -ftls-model.
2974
29752007-10-26  Anatoly Sokolov <aesok@post.ru>
2976
2977	* config/avr/avr.c (avr_OS_task_function_p): Add new function.
2978	(avr_regs_to_save): Handle functions with 'OS_task' attribute.
2979	(avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
2980	expand_epilogue, output_movhi): Don't handle 'main' function.
2981	(avr_attribute_table): Add 'OS_task' function attribute.
2982	* config/avr/avr.h (machine_function): Remove 'is_main' field, add
2983	'is_OS_task' field.
2984	* config/avr/avr.md (return_from_main_epilogue): Remove insn.
2985	(return_from_epilogue, return_from_interrupt_epilogue): Don't handle
2986	'main' function.
2987	* config/avr/avr.opt (minit-stack): Remove.
2988
29892007-10-26  Eric Botcazou  <ebotcazou@adacore.com>
2990
2991	* tree-nested.c (get_trampoline_type): Fix thinko.
2992
29932007-10-26  Douglas Gregor  <doug.gregor@gmail.com>
2994
2995	PR c++/33601
2996	* tree.c (build_offset_type): Build canonical type based on the
2997	TYPE_MAIN_VARIANT of the base type.
2998
29992007-10-26  Daniel Jacobowitz  <dan@codesourcery.com>
3000
3001	* reorg.c (emit_delay_sequence): Move insn locator from the
3002	first insn to the sequence.
3003
30042007-10-26  Samuel Tardieu  <sam@rfc1149.net>
3005
3006	* ipa-pure-const.c (check_decl): Return immediately when
3007	pure_const_state has been set to IPA_NEITHER.
3008
30092007-10-25  Ira Rosen  <irar@il.ibm.com>
3010
3011	PR tree-optimization/33833
3012	* tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
3013	and convert init to sizetype in inner_base construction.
3014
30152007-10-25  Richard Guenther  <rguenther@suse.de>
3016
3017	* tree-flow.h (mem_sym_stats): Remove.
3018	(dump_mem_sym_stats_for_var): Declare.
3019	* tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
3020	(mem_sym_stats): Move ...
3021	* tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
3022	(mem_sym_score): Rename from ...
3023	(pscore): ... this.  Remove.
3024	(dump_mem_sym_stats_for_var): New function.  Dump the score, but
3025	not the frequencies.
3026	(compare_mp_info_entries): Make sort stable by disambiguating
3027	on DECL_UID.
3028
30292007-10-25  Ira Rosen  <irar@il.ibm.com>
3030
3031	PR tree-optimization/33866
3032	* tree-vect-transform.c (vectorizable_store): Check operands of all
3033	the stmts in the group of strided accesses. Get def stmt type for each
3034	store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
3035
30362007-10-25  Uros Bizjak  <ubizjak@gmail.com>
3037
3038	* config/i386/constraints.md (Y0): Rename register constraint to Yz.
3039	(Yt): Rename register constraint to Y2.
3040	* config/i386/sse.md: Use renamed register constraints.
3041	* config/i386/mmx.md: Ditto.
3042	* config/i386/i386.md: Ditto.
3043
30442007-10-25  Rask Ingemann Lambertsen  <rask@sygehus.dk>
3045
3046	* config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
3047
30482007-10-24  Chao-ying Fu  <fu@mips.com>
3049
3050	* dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
3051	DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
3052
30532007-10-24  Samuel Tardieu  <sam@rfc1149.net>
3054	    Olga Golovanevsky <olga@il.ibm.com>
3055
3056	* ipa-struct-reorg.c (replace_field_acc): Make it clear to
3057	the compiler that wr.wrap and wr.domain are initialized in
3058	any case.
3059
30602007-10-24  Samuel Tardieu  <sam@rfc1149.net>
3061
3062	* ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
3063	to print gcov_type values.
3064
30652007-10-24  Eric B. Weddington  <eweddington@cso.atmel.com>
3066
3067	* config/avr/avr.h: Do not include progmem_section definition when
3068	building with IN_TARGET_LIBS.
3069
30702007-10-24  Richard Sandiford  <rsandifo@nildram.co.uk>
3071
3072	PR target/33755
3073	* config/mips/mips.c (mips_lo_sum_offset): New structure.
3074	(mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
3075	(mips_lo_sum_offset_lookup, mips_record_lo_sum)
3076	(mips_orphaned_high_part_p: New functions.
3077	(mips_avoid_hazard): Don't check INSN_P here.
3078	(mips_avoid_hazards): Rename to...
3079	(mips_reorg_process_insns): ...this.  Cope with
3080	!TARGET_EXPLICIT_RELOCS.  Delete orphaned high-part relocations,
3081	or turn them into nops.
3082	(mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
3083	dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
3084	(mips_set_mips16_mode): Don't set flag_delayed_branch here.
3085	(mips_override_options): Set flag_delayed_branch to 0.
3086
30872007-10-24  Richard Sandiford  <rsandifo@nildram.co.uk>
3088
3089	* config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
3090	MIPS-specific implementation details.
3091	(MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
3092	(MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
3093	(MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
3094	for targets with movmemsi.
3095	(MOVE_BY_PIECES_P): Define.
3096	* config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
3097	(mips_block_move_loop): Add a bytes_per_iter argument.
3098	(mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
3099	Update call to mips_block_move_loop.
3100
31012007-10-24  Michael Matz  <matz@suse.de>
3102
3103	PR debug/33868
3104	* var-tracking.c (variable_union): Don't break after one loop
3105	iteration but only when a difference is found.
3106	(dump_variable): Also print DECL_UID.
3107
31082007-10-24  Olga Golovanevsky  <olga@il.ibm.com>
3109
3110	* ipa-type-escape.h: Expose function
3111	is_array_access_through_pointer_and_index.
3112	* ipa-type-escape.c
3113	(is_array_access_through_pointer_and_index):
3114	Add three new parameters. Add support of
3115	POINTER_PLUS_EXPR tree code.
3116
31172007-10-24  Olga Golovanevsky  <olga@il.ibm.com>
3118
3119	* ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
3120	* tree-pass.h: Add pass_ipa_struct_reorg.
3121	* common.opt: Add ipa-struct-reorg flag.
3122	* Makefile.in: Add ipa-strcut-reorg.o compilation.
3123	* passes.c: Add pass pass_ipa_struct_reorg.
3124	* params.h:  Add STRUCT_REORG_COLD_STRUCT_RATIO.
3125	* params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
3126
31272007-10-24  Ira Rosen  <irar@il.ibm.com>
3128
3129	PR tree-optimization/33804
3130	* tree-vect-transform.c (vectorizable_operation): Remove the
3131	checks that the vectorization is worthwhile from the transformation
3132	phase.
3133
31342007-10-24  Ira Rosen  <irar@il.ibm.com>
3135
3136	* tree-vect-analyze.c (vect_build_slp_tree): Return false if
3137	vectype cannot be determined for the scalar type.
3138	(vect_analyze_slp_instance): Likewise.
3139	* tree-vect-transform.c (vect_model_reduction_cost): Change the
3140	return type to bool. Return false if vectype cannot be determined
3141	for the scalar type.
3142	(vect_get_constant_vectors): Return false if vectype cannot be
3143	determined for the scalar type.
3144	(get_initial_def_for_induction, vect_get_vec_def_for_operand,
3145	get_initial_def_for_reduction, vect_create_epilog_for_reduction,
3146	vectorizable_reduction): Likewise.
3147
31482007-10-23  Craig Rodrigues  <rodrigc@gcc.gnu.org>
3149
3150	* config.gcc: For a FreeBSD target, parse the value of ${target}
3151	to determine the value of FBSD_MAJOR, instead of adding an
3152	explicit check for every possible FreeBSD major version.
3153
31542007-10-23  Uros Bizjak  <ubizjak@gmail.com>
3155
3156	PR rtl-optimization/33846
3157	* combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
3158
31592007-10-23  Dorit Nuzman  <dorit@il.ibm.com>
3160
3161	PR tree-optimization/33860
3162	* tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
3163	interleaved accesses in case the dr is inside the inner-loop during
3164	outer-loop vectorization.
3165
31662007-10-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
3167
3168	* doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
3169	Document MEM_POINTER.  Replace mentions of "integrated"
3170	field with "return_val".  Delete outdated stuff.
3171
31722007-10-23  David Edelsohn  <edelsohn@gnu.org>
3173
3174	* config/rs6000/rs6000.c (rs6000_override_options): Set
3175	rs6000_altivec_abi on AIX.
3176	(conditional_register_usage): Set VR20:31 fixed on AIX.
3177
31782007-10-23  Richard Guenther  <rguenther@suse.de>
3179
3180	* alias.c (get_alias_set): For INDIRECT_REFs, deal with
3181	SSA_NAME pointers.
3182
31832007-10-22  Seongbae Park <seongbae.park@gmail.com>
3184	    David S. Miller  <davem@davemloft.net>
3185
3186	* df-scan.c (df_get_call_refs): Mark global registers as both a
3187	DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
3188
31892007-10-22  Dorit Nuzman  <dorit@il.ibm.com>
3190
3191	PR tree-optimization/33834
3192	PR tree-optimization/33835
3193	* tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
3194	stmts need to be checked for success seperately.
3195	* tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
3196	Remove the check that stmt is not LIVE.
3197	(vectorizable_assignment, vectorizable_induction): Likewise.
3198	(vectorizable_operation, vectorizable_type_demotion): Likewise.
3199	(vectorizable_type_promotion, vectorizable_load, vectorizable_store):
3200	Likewise.
3201	(vectorizable_live_operation): Check that op is not NULL.
3202
32032007-10-22  Janis Johnson  <janis187@us.ibm.com>
3204
3205	* doc/invoke.texi (Optimization Options): In the summary, show
3206	that the value for options -falign-jumps, -falign-labels,
3207	-falign-loops, -falign-functions, -fsched-stalled-insns, and
3208	-fsched-stalled-insns-dep is optional.  In the summary, show that
3209	-fsched-stalled-insns takes an optional argument and that
3210	-fparallelize-loops takes an argument.  Add opindex for several
3211	optimization options, and fix typos in the opindex commands for
3212	several others.  In the descriptions for -fsched-stalled-insns
3213	and -fsched-stalled-insns-dep, show the options with and without
3214	values.
3215
32162007-10-22  Eric B. Weddington  <eweddington@cso.atmel.com>
3217
3218	* config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
3219	produced.
3220	* config/avr/avr.h (LINK_SPEC): Likewise.
3221	(CRT_BINUTILS_SPECS): Likewsie.
3222	* config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3223
32242007-10-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
3225
3226	PR rtl-optimization/33644
3227	* cfgcleanup.c: Do not include dce.h.
3228	* cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
3229	* combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
3230	* dce.c (something_changed): Delete.
3231	(libcall_dead_p): New predicate.
3232	(delete_unmarked_insns): Use it to delete dead libcalls.
3233	Deal with REG_LIBCALL and REG_RETVAL notes.
3234	(prescan_libcall_for_dce): New function.
3235	(prescan_insns_for_dce): Use it to deal with libcalls.
3236	(mark_reg_dependencies): Do nothing special for libcalls.
3237	(dce_process_block): Likewise.
3238	(fast_dce): Delete unused local variable.
3239	(run_fast_dce): Do not return a value.
3240	* dce.h (struct df): Delete.
3241	(run_fast_dce): Adjust prototype.
3242	* optabs.c (libcall_id): Delete.
3243	(maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
3244	(emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
3245	* reload1.c (reload): Delete REG_LIBCALL_ID case.
3246	* rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
3247	* see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
3248	notes instead of REG_LIBCALL_ID notes.
3249	* reg-notes.def (LIBCALL_ID): Delete.
3250	* Makefile.in (see.o): Add dce.h dependency.
3251	(cfgcleanup.o): Remove dce.h dependency.
3252
32532007-10-22  Michael Matz  <matz@suse.de>
3254
3255	PR tree-optimization/33855
3256	* tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
3257	and VECTOR_TYPE.
3258
32592007-10-22  Ira Rosen  <irar@il.ibm.com>
3260
3261	PR tree-optimization/33854
3262	* tree-vect-analyze.c (vect_determine_vectorization_factor): Add
3263	FLOAT_EXPR to the list of promotion operations.
3264
32652007-10-22  Rask Ingemann Lambertsen  <rask@sygehus.dk>
3266
3267	PR target/29473
3268	PR target/29493
3269	* config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
3270	(print_reg): Print register prefix only with AT&T asm syntax.
3271	Support pc_rtx for RIP register.
3272	(print_operand_address): Use print_reg()'s pc_rtx support for RIP
3273	relative addressing.  Always print segment register prefix with AT&T
3274	asm syntax and never with Intel asm syntax.
3275	(print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
3276	Fix prefix for 16-byte XFmode operands.
3277	(output_addr_const_extra): Support Intel asm syntax.
3278	(x86_file_start): Don't use register prefix with Intel asm syntax.
3279	* config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
3280	("return_internal_long"): Fix Intel asm syntax output.
3281	("set_got_rex64"): Support Intel asm syntax.
3282	("set_rip_rex64"): Likewise.
3283	("set_got_offset_rex64"): Likewise.
3284	("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
3285	syntax.
3286	("*tls_global_dynamic_64"): Likewise.
3287	("*tls_local_dynamic_base_64"): Likewise.
3288	("*load_tp_si")("*load_tp_di"): Likewise.
3289	("*add_tp_si")("*add_tp_di"): Likewise.
3290	("*tls_dynamic_lea_64"): Likewise.
3291	("*sibcall_value_1_rex64_v"): Likewise.
3292	("stack_tls_protect_set_si"): Likewise.
3293	("stack_tls_protect_set_di"): Likewise.
3294	("stack_tls_protect_test_si"): Likewise.
3295	("stack_tls_protect_test_di"): Likewise.
3296	* config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
3297	syntax output.
3298	("*movv2sf_internal_rex64"): Likewise.
3299	* config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
3300	(__get_cpuid_max): Likewise.
3301
33022007-10-21  Richard Sandiford  <rsandifo@nildram.co.uk>
3303
3304	* config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
3305	the STRICT_P argument type "bool" rather than "int".
3306	(mips_legitimate_address_p): Likewise.
3307	(fp_register_operand, lo_operand): Delete.
3308	(mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3309	(mips_emit_scc): Rename to...
3310	(mips_expand_scc): ...this.
3311	(gen_conditional_branch): Rename to...
3312	(mips_expand_conditional_branch): ...this.
3313	(gen_conditional_move): Rename to...
3314	(mips_expand_conditional_move): ...this.
3315	(mips_gen_conditional_trap): Rename to...
3316	(mips_expand_conditional_trap): ...this and take an rtx code instead
3317	of an operands array.
3318	(mips_expand_call): Give the SIBCALL_P argument type "bool"
3319	rather than "int".
3320	(mips_emit_fcc_reload): Rename to...
3321	(mips_expand_fcc_reload): ...this.
3322	(init_cumulative_args): Rename to...
3323	(mips_init_cumulative_args): ...this and remove the libname argument.
3324	(function_arg_advance): Rename to...
3325	(mips_function_arg_advance): ...this.
3326	(function_arg): Rename to...
3327	(mips_function_arg): ...this and use "rtx" instead of
3328	"struct rtx_def *".
3329	(function_arg_boundary): Rename to...
3330	(mips_function_arg_boundary): ...this.
3331	(mips_expand_unaligned_load): Rename to...
3332	(mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3333	and BITPOS arguments type "HOST_WIDE_INT".
3334	(mips_expand_unaligned_store): Rename to...
3335	(mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3336	and BITPOS arguments type "HOST_WIDE_INT".
3337	(override_options): Rename to...
3338	(mips_override_options): ...this.
3339	(print_operand): Rename to...
3340	(mips_print_operand): ...this.
3341	(print_operand_address): Rename to...
3342	(mips_print_operand_address): ...this.
3343	(mips_output_ascii): Remove the PREFIX argument.
3344	(mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3345	rather than "int".
3346	(mips_can_use_return_insn): Return a "bool" rather than an "int".
3347	(mips_function_value): Remove the FUNC argument.  Use "rtx" instead
3348	of "struct rtx_def *".
3349	(mips_secondary_reload_class): Give the IN_P argument type "bool"
3350	rather than "int".
3351	(build_mips16_call_stub): Delete.
3352	(mips_store_data_bypass_p): Return a "bool" rather than an "int".
3353	(mips_use_ins_ext_p): Give the second and third arguments type
3354	"HOST_WIDE_INT" rather than "rtx".
3355	* config/mips/mips.h: Update after the above changes.  Tweak comments
3356	and formatting.
3357	(SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
3358	(SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3359	(mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3360	element type from "char" to "bool".
3361	(mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
3362	(mips_cpu_info_table): Delete.
3363	* config/mips/mips.md: Update after the above changes.  Tweak some
3364	formatting.
3365	* config/mips/mips-ps-3d.md: Likewise.
3366	* config/mips/mips.c: Tweak comments and formatting.
3367	Use NULL-like macros rather than 0 in various places.
3368	(mips_section_threshold): Rename to...
3369	(mips_small_data_threshold): ...this and give it an unsigned type.
3370	(num_source_filenames): Remove explicit initialization.
3371	(sdb_label_count): Likewise.
3372	(sym_lineno): Delete.
3373	(set_noat): Make static.
3374	(mips_branch_likely): Likewise, and give it type "bool".
3375	(mips_isa_info): Rename to...
3376	(mips_isa_option_info): ...this.
3377	(mips_flag_delayed_branch): Rename to...
3378	(mips_base_delayed_branch): ...this.
3379	(mips_split_addresses): Delete.
3380	(mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3381	element type from "char" to "bool".
3382	(mips_regno_to_class): Add an explicit array size.
3383	(mips16_flipper): Change from type "int" to type "bool".
3384	(mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
3385	(mips_tls_operand_p): Rename to...
3386	(mips_tls_symbol_p): ...this.
3387	(mips_global_symbol_p): Remove redundant "const".
3388	(mips_offset_within_alignment_p): Simplify.
3389	(mips_regno_mode_ok_for_base_p): Change the name of the last argument
3390	to STRICT_P and give it type bool.
3391	(mips_valid_base_register_p): Likewise.
3392	(mips_classify_address): Likewise.
3393	(mips_legitimate_address_p): Likewise.
3394	(mips16_unextended_reference_p): Take the offset as an
3395	"unsigned HOST_WIDE_INT" rather than an "rtx".  Simplify.
3396	(mips_const_insns): Use IN_RANGE.
3397	(mips_force_temporary): Remove an unnecessary copy_rtx.
3398	(mips16_gp_pseudo_reg): Simplify.
3399	(mips_split_symbol): Remove an unnecessary copy_rtx.
3400	(mips_legitimize_tls_address): Only create registers if we need them.
3401	(mips_legitimize_address): Use mips_split_plus.
3402	(mips_move_integer): Swap DEST and TEMP arguments.  Rename local
3403	variable COST to NUM_OPS.
3404	(mips_legitimize_move): Use gen_lowpart.
3405	(mips_rewrite_small_data): Rename the OP parameter to PATTERN.
3406	(m16_check_op): Use IN_RANGE.
3407	(mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3408	(mips_split_doubleword_move): Pass booleans to mips_subword.
3409	(mips_output_move): Store the mode in a local variable.
3410	Explicitly assert that this function does not deal with
3411	MFLO and MFHI.  Use SMALL_OPERAND_UNSIGNED.  Make order of
3412	cases more consistent.
3413	(mips_relational_operand_ok_p): Rename to...
3414	(mips_int_order_operand_ok_p): ...this.
3415	(mips_canonicalize_comparison): Rename to...
3416	(mips_canonicalize_int_order_test): ...this.
3417	(mips_emit_int_relational): Rename to...
3418	(mips_emit_int_order_test): ...this.  Store the mode in a local
3419	variable.
3420	(mips_reverse_fp_cond_p): Rename to...
3421	(mips_reversed_fp_cond): ...this.
3422	(mips_emit_compare): Make the order of the statements more consistent.
3423	(mips_emit_scc): Rename to...
3424	(mips_expand_scc): ...this.
3425	(gen_conditional_branch): Rename to...
3426	(mips_expand_conditional_branch): ...this.
3427	(gen_conditional_move): Rename to...
3428	(mips_expand_conditional_move): ...this.  Build the condition
3429	separately from the main pattern.
3430	(mips_gen_conditional_trap): Rename to...
3431	(mips_expand_conditional_trap): ...this and take an rtx code instead
3432	of an operands array.  Simplify.
3433	(init_cumulative_args): Rename to...
3434	(mips_init_cumulative_args): ...this.  Use memset rather than a
3435	copy from a zeroed static.  Use prototype_p and stdarg_p.
3436	(mips_arg_info): Rename to...
3437	(mips_get_arg_info): ...this and put the INFO argument first.
3438	(function_arg): Rename to...
3439	(mips_function_arg): ...this and use "rtx" instead of
3440	"struct rtx_def *".  Only split structures into chunks if
3441	TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
3442	a chunk-by-chunk basis.  Use SCALAR_FLOAT_TYPE_P instead of a
3443	comparison with REAL_TYPE.  Rename local variable REG to REGNO
3444	and make it unsigned.
3445	(function_arg_advance): Rename to...
3446	(mips_function_arg_advance): ...this.
3447	(function_arg_boundary): Rename to...
3448	(mips_function_arg_boundary): ...this.
3449	(mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
3450	with MODE_INT.
3451	(mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
3452	comparison with REAL_TYPE.
3453	(mips_function_value): Remove the FUNC argument.  Rename local
3454	variable UNSIGNEDP to UNSIGNED_P.
3455	(mips_return_in_memory): Use IN_RANGE.
3456	(mips_setup_incoming_varargs): Pass a boolean rather than an int
3457	to FUNCTION_ARG_ADVANCE.
3458	(mips_gimplify_va_arg_expr): Rename local variable INDIRECT
3459	to INDIRECT_P.  Remove a redundant mips_abi check.  Only calculate
3460	SIZE and RSIZE if needed.
3461	(mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
3462	rather than "int".
3463	(build_mips16_function_stub): Rename to...
3464	(mips16_build_function_stub): ...this.
3465	(build_mips16_call_stub): Rename to...
3466	(mips16_build_call_stub): ...this.  Make static, and return a
3467	"bool" rather than an "int".  Rename the ARG_SIZE argument to
3468	ARGS_SIZE.  Rename the local variable FPRET to FP_RET_P and give
3469	it type "bool".  Use "jr" rather than "j".  Use XNEW.  Simplify.
3470	(mips_load_call_address): Give the SIBCALL_P argument type "bool"
3471	rather than "int".
3472	(mips_expand_call): Likewise.  Assert that MIPS16 calls via stubs
3473	are not sibling ones.
3474	(mips_emit_fcc_reload): Rename to...
3475	(mips_expand_fcc_reload): ...this.
3476	(mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
3477	"HOST_WIDE_INT".
3478	(mips_expand_unaligned_load): Rename to...
3479	(mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3480	and BITPOS arguments type "HOST_WIDE_INT".  Remove redundant
3481	SUBREG_BYTE check.
3482	(mips_expand_unaligned_store): Rename to...
3483	(mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3484	and BITPOS arguments type "HOST_WIDE_INT".
3485	(mips_use_ins_ext_p): Rename second and third arguments to WIDTH
3486	and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
3487	Use IN_RANGE.
3488	(mips_init_split_addresses): Replace with...
3489	(mips_split_addresses_p): ...this new function.
3490	(mips_init_relocs): Check mips_split_addresses_p () rather than
3491	mips_split_addresses.  Always initialize mips_split_p with booleans.
3492	(print_operand_reloc): Rename to...
3493	(mips_print_operand_reloc): ...this.  Use a gcc_assert rather than
3494	a fatal_error.
3495	(print_operand): Rename to...
3496	(mips_print_operand): ...this.
3497	(print_operand_address): Rename to...
3498	(mips_print_operand_address): ...this.  Use GP_REG_FIRST.
3499	(mips_in_small_data_p): Simplify.
3500	(mips_output_ascii): Remove the PREFIX argument and "register"
3501	keywords.  Use the STRING parameter directly and cast to
3502	"unsigned char".
3503	(mips16e_collect_argument_save_p): Use IN_RANGE.
3504	(mips_function_has_gp_insn): Simplify.
3505	(mips_set_return_address): Use BITSET_P.
3506	(mips_restore_gp): Use a separate statement to pick the base
3507	register.
3508	(mips_output_function_prologue): Use a local FRAME variable.
3509	(mips_save_reg): Pass booleans to mips_subword.
3510	(mips_expand_prologue): Use a local FRAME variable.  Use
3511	cprestore_size to detect when .cprestore is needed.
3512	(mips_restore_reg): Use GP_REG_FIRST.
3513	(mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3514	rather than "int".  Use local FRAME and REGNO variables.
3515	(mips_can_use_return_insn): Return a "bool" rather than an "int".
3516	(mips_secondary_reload_class): Give the IN_P argument type "bool"
3517	rather than "int".
3518	(mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
3519	(mips_store_data_bypass_p): Return a "bool" rather than an "int".
3520	(vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
3521	(mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
3522	(mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
3523	(builtin_description): Rename to...
3524	(mips_builtin_description): ...this.
3525	(mips_bdesc): Rename to...
3526	(mips_ps_bdesc): ...this.
3527	(sb1_bdesc): Rename to...
3528	(mips_sb1_bdesc): ...this.
3529	(dsp_bdesc): Rename to...
3530	(mips_dsp_bdesc): ...this.
3531	(dsp_32only_bdesc): Rename to...
3532	(mips_dsp_32only_bdesc): ...this.
3533	(bdesc_map): Rename to...
3534	(mips_bdesc_map): ...this.
3535	(bdesc_arrays): Rename to...
3536	(mips_bdesc_arrays): ...this.
3537	(mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
3538	Tweak error message.
3539	(mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
3540	Rename local variables I and J to OPNO and ARGNO respectively.
3541	Assert that the number of arguments is no more than the number of
3542	input operands.
3543	(mips_expand_builtin_compare): Use an array of arguments rather
3544	than an array of operands.  Assert that the number of operands is
3545	as expected.
3546	(add_constant): Rename to...
3547	(mips16_add_constant): ...this.  Use XNEW.
3548	(dump_constants_1): Rename to...
3549	(mips16_emit_constants_1): ...this.  Use ALL_SCALAR_FIXED_POINT_MODE_P.
3550	(dump_constants): Rename to...
3551	(mips16_emit_constants): ...this.
3552	(mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
3553	(mips_set_mips16_mode): Don't call mips_init_split_addresses.
3554	Assign mips16_p to was_mips16_p.
3555	(mips_parse_cpu): Tweak warning message.
3556	(override_options): Rename to...
3557	(mips_override_options): ...this.  Move the mips_cost initialization
3558	out of the "shared with GAS" block.  Quote option names in error
3559	messages.
3560	(mips_conditional_register_usage): Make local variable REGNO unsigned.
3561	(mips_order_regs_for_local_alloc): Remove register keyword.
3562
35632007-10-21  Richard Sandiford  <rsandifo@nildram.co.uk>
3564
3565	* system.h (IN_RANGE): Cast each argument individually.
3566
35672007-10-21  Richard Sandiford  <rsandifo@nildram.co.uk>
3568
3569	* config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
3570	MIPS16 code unless using o32 or o64.
3571
35722007-10-21  Richard Sandiford  <rsandifo@nildram.co.uk>
3573
3574	* config/mips/mips.c (mips_cannot_change_mode_class): Don't check
3575	for modes smaller than 4 bytes.
3576	* config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
3577	FPR alternatives.
3578
35792007-10-21  Richard Sandiford  <rsandifo@nildram.co.uk>
3580
3581	* config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
3582	* config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
3583	(ASM_OUTPUT_ALIGNED_BSS): Delete.
3584	* config/mips/mips.c (mips_output_aligned_bss): Delete.
3585
35862007-10-21  Richard Sandiford  <rsandifo@nildram.co.uk>
3587
3588	* config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
3589	sibling calls to "mips16" functions if the function satisfies
3590	const_call_insn_operand.
3591
35922007-10-21  Richard Sandiford  <rsandifo@nildram.co.uk>
3593
3594	* config/mips/mips.c (mips_va_start): Fix types in calls
3595	to build_int_cst.
3596
35972007-10-21  Richard Sandiford  <rsandifo@nildram.co.uk>
3598
3599	* config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
3600	if ISA_HAS_FP4.
3601
36022007-10-21  Richard Sandiford  <rsandifo@nildram.co.uk>
3603
3604	* config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
3605	* config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
3606	instead of checking mips_isa.
3607
36082007-10-21  Richard Sandiford  <rsandifo@nildram.co.uk>
3609
3610	* doc/invoke.texi (-mpaired-single): Don't say that the option
3611	requires 64-bit code.
3612	* config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
3613	* config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
3614	(ISA_HAS_NMADD_NMSUB): Add a mode argument.  Return true for
3615	V2SF if ISA_MIPS32R2.
3616	(MODES_TIEABLE_P): Use mips_modes_tieable_p.
3617	* config/mips/mips.c (mips_rtx_costs): Pass a mode argument
3618	to ISA_HAS_NMADD_NMSUB.
3619	(mips_split_doubleword_move): Handle V2SF.
3620	(mips_modes_tieable_p): New function.
3621	(override_options): Report a warning rather than an error when
3622	-mpaired-single is used on ISAs that don't support it; use
3623	ISA_HAS_PAIRED_SINGLE to check that case.
3624	* config/mips/mips.md (MOVE64): New mode iterator.  Replace DI
3625	and DF move splitters with a single MOVE64 splitter, thereby adding
3626	a V2SF splitter too.
3627	(SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
3628	Add a TARGET_FLOAT64 condition to TF.  Add V2SF to the iterator.
3629	(HALFMODE): Add V2SF.
3630	(*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
3631	(*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
3632	(movv2sf_hardfloat_64bit): Tweak ordering of conditions.
3633	(movv2sf_hardfloat_32bit): New pattern.
3634	(load_low<mode>, load_high<mode>, store_word<mode>): Remove
3635	TARGET_DOUBLE_FLOAT conditions.
3636
36372007-10-20  Jakub Jelinek  <jakub@redhat.com>
3638
3639	* config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
3640	saved CR2 offset to low 32 bits of regs->ccr rather than the whole
3641	64-bit register in 64-bit libgcc.
3642
36432007-10-20  Eric B. Weddington  <eweddington@cso.atmel.com>
3644
3645	* config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
3646	* config/avr/avr.h (LINK_SPEC): Likewise.
3647	(CRT_BINUTILS_SPECS): Likewsie.
3648	* config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3649
36502007-10-20  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
3651
3652	* doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
3653	and -Wfatal-errors together.
3654
36552007-10-20  Alan Modra  <amodra@bigpond.net.au>
3656
3657	PR target/33812
3658	* config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
3659	change for vrsave, ie restore after frame pop.
3660
36612007-10-19  David S. Miller  <davem@davemloft.net>
3662
3663	* config/sparc/niagara2.md: Fix copyright notice.
3664
36652007-10-19  Sebastian Pop  <sebastian.pop@amd.com>
3666
3667	PR tree-optimization/23820
3668	PR tree-optimization/24309
3669	PR tree-optimization/33766
3670	* testsuite/gcc.dg/tree-ssa/pr23820.c: New.
3671	* testsuite/gcc.dg/tree-ssa/pr24309.c: New.
3672	* testsuite/gcc.dg/tree-ssa/pr33766.c: New.
3673	* testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
3674	* tree-loop-linear.c (perfect_loop_nest_depth): New.
3675	(linear_transform_loops): Use perfect_loop_nest_depth.
3676	* lambda-code.c (perfect_nest_p): Outer loops in perfect nests
3677	should have a single condition: their exit.
3678
36792007-10-19  Richard Guenther  <rguenther@suse.de>
3680
3681	PR middle-end/33816
3682	PR middle-end/32921
3683	* stor-layout.c (layout_type): Assert that aggregates do not
3684	have their alias sets set.
3685	* alias.c (get_alias_set): Return alias set zero for incomplete
3686	types, return the alias set of the element for incomplete array
3687	types, but do not remember these.
3688
36892007-10-19  Richard Guenther  <rguenther@suse.de>
3690
3691	Revert
3692	2007-10-19  Richard Guenther  <rguenther@suse.de>
3693
3694	PR middle-end/32921
3695	* tree.c (build_array_type): Do not re-layout unbound array
3696	types.
3697
36982007-10-19  Richard Guenther  <rguenther@suse.de>
3699
3700	PR middle-end/32921
3701	* tree.c (build_array_type): Do not re-layout unbound array types.
3702
37032007-10-19  Richard Sandiford  <rsandifo@nildram.co.uk>
3704
3705	* config/mips/mips.c (mips_canonicalize_comparison):  Check
3706	mips_relational_operand_ok_p before trying to rewrite the test.
3707	Only calculate PLUS_ONE if needed.
3708	(mips_emit_int_relational): Don't call mips_relational_operand_ok_p
3709	here.
3710
37112007-10-19  Richard Sandiford  <rsandifo@nildram.co.uk>
3712
3713	* config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
3714	calculation.
3715
37162007-10-19  Richard Sandiford  <rsandifo@nildram.co.uk>
3717
3718	* config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
3719	the call uses the incoming value of $2.
3720
37212007-10-19  Richard Sandiford  <rsandifo@nildram.co.uk>
3722
3723	* config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
3724	rather then gen_rtx_MEM.
3725	(mips_setup_incoming_varargs): Use gen_frame_mem rather than
3726	gen_rtx_MEM.
3727	(mips_set_return_address): Likewise.
3728	(mips_restore_gp): Likewise.
3729
37302007-10-19  Richard Sandiford  <rsandifo@nildram.co.uk>
3731
3732	* config/mips/mips.c (gpr_mode): Delete.
3733	(mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
3734	instead of gpr_mode.
3735	(mips_for_each_saved_reg): Likewise.
3736	(mips_expand_prologue, mips_expand_epilogue): Likewise.
3737	(override_options): Don't initialize gpr_mode.
3738	* config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
3739
37402007-10-19  Richard Sandiford  <rsandifo@nildram.co.uk>
3741
3742	* config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
3743	case last.
3744	(mips_class_max_nregs): Calculate the smallest consituent register
3745	size and use that to determine an upper bound on the number of
3746	registers.
3747
37482007-10-19  Richard Sandiford  <rsandifo@nildram.co.uk>
3749
3750	* config/mips/mips.c (mips16_copy_fpr_return_value): New function,
3751	split out from...
3752	(mips_expand_epilogue): ...here.
3753	(mips_mdebug_abi_name): New function, split out from...
3754	(mips_file_start): ...here.
3755	(mips_hard_regno_mode_ok_p): New function, split out from...
3756	(override_options): ...here.
3757	(mips_expand_builtin_1): New function, split out from...
3758	(mips_expand_buitin): ...here.  Abort if we don't recognize
3759	the function.
3760
37612007-10-19  Richard Sandiford  <rsandifo@nildram.co.uk>
3762
3763	* config/mips/mips.c (build_mips16_function_stub): Load the
3764	target address into $1 before transfering the arguments.
3765	Don't use ".set noreorder".
3766	(build_mips16_call_stub): Likewise.
3767
37682007-10-19  Richard Sandiford  <rsandifo@nildram.co.uk>
3769
3770	* config/mips/mips.c (mips_output_32bit_xfer): New function.
3771	(mips_output_64bit_xfer): Likewise.
3772	(mips16_fp_args): Rename to...
3773	(mips_output_args_xfer): ...this and replace the FROM_FP_P argument
3774	with a DIRECTION argument.  Use mips_output_32bit_xfer and
3775	mips_output_64bit_xfer.
3776	(build_mips16_function_stub): Update accordingly.
3777	(mips16_fpret_double): Delete.
3778	(build_mips16_call_stub): Update after above changes.
3779	Use mips_output_32bit_xfer.  Use mips_output_64bit_xfer instead
3780	of mips16_fpret_double.  Use GP_REG_RETURN.
3781
37822007-10-19  Richard Sandiford  <rsandifo@nildram.co.uk>
3783
3784	* config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
3785	use asm_out_file instead.
3786	(build_mips16_function_stub): Likewise.
3787	(build_mips16_call_stub, mips_output_function_prologue): Update
3788	accordingly.
3789
37902007-10-18  David S. Miller  <davem@davemloft.net>
3791
3792	Add Niagara-2 support.
3793	* doc/invoke.texi: Document -m{cpu,tune}=niagara2.
3794	* config.gcc: Add niagara2 to cpu and tune lists for sparc.
3795	* config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
3796	(include): Add inclusion of niagara2.md
3797	* config/sparc/sparc.c (niagara2_costs): New.
3798	(sparc_override_options): Add niagara2 entry to cpu_default[]
3799	and cpu_table[].  Set align_functions to 32 on Niagara2.  Use
3800	niagara2_costs when PROCESSOR_NIAGARA2.  Handle Niagara2 for
3801	PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
3802	(sparc_initialize_trampoline): Handle niagara2 like niagara.
3803	(sparc64_initialize_trampoline): Likewise.
3804	(sparc_use_sched_lookahead): Likewise.
3805	(sparc_issue_rate): Likewise.
3806	* config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
3807	mcpu=niagara2
3808	* config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
3809	({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
3810	TARGET_CPU_niagara2.
3811	(PROCESSOR_NIAGARA2): New.
3812	(REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
3813	(BRANCH_COST): Likewise.
3814	* config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
3815	* config/sparc/sol2.h: Likewise.
3816	* config/sparc/niagara2.md: New file.
3817
38182007-10-18  Richard Sandiford  <rsandifo@nildram.co.uk>
3819
3820	* config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
3821	and fp_reg_size.
3822	(mips_compute_frame_info): Remove associated code.
3823	(mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
3824
38252007-10-18  Richard Sandiford  <rsandifo@nildram.co.uk>
3826
3827	* config/mips/mips-protos.h (compute_frame_size): Delete.
3828	* config/mips/mips.h: Update comments.
3829	* config/mips/mips.c (mips_frame_info): Remove initialized.
3830	(compute_frame_size): Rename to...
3831	(mips_compute_frame_info): ...this and make static.  Remove the
3832	SIZE argument and return no value.  Remove the setting of initialized.
3833	Update rest of file accordingly.
3834	(mips_set_return_address): Don't call compute_frame_size.
3835	(mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
3836	Don't call compute_frame_size.
3837
38382007-10-18  Richard Sandiford  <rsandifo@nildram.co.uk>
3839
3840	* config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
3841	* config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
3842	mips_hard_frame_pointer_required.
3843	(CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
3844	large MIPS16 frames.
3845	* config/mips/mips.c (mips_frame_pointer_required): New function.
3846
38472007-10-18  Richard Sandiford  <rsandifo@nildram.co.uk>
3848
3849	* config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
3850	and hard_frame_pointer_offset.
3851	(mips_debugger_offset): Use hard_frame_pointer_offset.
3852	(mips16e_collect_argument_save_p): Likewise.
3853	(compute_frame_size): Initialize arg_pointer_offset and
3854	hard_frame_pointer_offset.
3855	(mips_initial_elimination_offset): Use them.
3856	(mips_output_function_prologue): Use hard_frame_pointer_offset.
3857	(mips_expand_prologue, mips_expand_epilogue): Likewise.
3858
38592007-10-18  Richard Sandiford  <rsandifo@nildram.co.uk>
3860
3861	* config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
3862	profiling code.
3863	* config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
3864	"unsigned int" rather than "int" and put them with the other
3865	register-related fields.  Put expanded comments above fields
3866	rather than to their right.
3867	(mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
3868	with a NUM_REGS_PTR argument.
3869	(mips16e_save_restore_pattern_p): Update accordingly.
3870	(compute_frame_size): Clarify frame diagram.  Rewrite.
3871
38722007-10-18  Richard Sandiford  <rsandifo@nildram.co.uk>
3873
3874	* config/mips/mips-ftypes.def: New file.
3875	* config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
3876	(MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
3877	(mips_function_type): Redefine using mips-ftypes.def.
3878	(dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
3879	(mips_builtin_vector_type): New function.
3880	(MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
3881	(MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
3882	(MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
3883	(MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
3884	macros.
3885	(mips_build_function_type): New function.
3886	(mips_init_builtins): Use it to create types lazily.
3887
38882007-10-18  Richard Sandiford  <rsandifo@nildram.co.uk>
3889
3890	* config/mips/mips.h (set_volatile): Delete.
3891	* config/mips/mips.c (set_volatile): Delete.
3892	(mips_print_operand_punctuation): New function, split out from
3893	print_operand.  Remove '%{', '%}', '%~', '%&' and '%!'.
3894	Use the same character ordering in the code and the comments.
3895	Use a recursive call to handle '*'.  Abort on unknown characters.
3896	(mips_init_print_operand_punct): New function, split out from
3897	override_options.
3898	(mips_print_int_branch_condition): New function, split out from
3899	print_operand.  Use GET_RTX_NAME.  Use output_operand_lossage
3900	to report unexpected codes.
3901	(mips_print_float_branch_condition): New function, split out from
3902	print_operand.  Use output_operand_lossage to report unexpected codes.
3903	(print_operand): Rework to use a case statement.  Use the
3904	same letter ordering in the code and the comments.  Use
3905	output_operand_lossage to report unexpected codes and
3906	reverse_condition to handle inverted branch conditions.
3907	(override_options): Use mips_init_print_operand_punct.
3908
39092007-10-18  Richard Sandiford  <rsandifo@nildram.co.uk>
3910
3911	* config/mips/mips.h: Move variable declarations to end of file and
3912	enclose them all in #ifndef USED_FOR_TARGET.
3913	* config/mips/mips.c: Reorder functions into more logical groups,
3914	and so that callees appear before callers.  Put the targetm
3915	initializer at the end of the file.  Remove forward static
3916	declarations where possible.
3917	(mips_init_builtins): Add "static" to definition.
3918	(mips_expand_builtin, mips_mode_rep_extended): Likewise.
3919
39202007-10-18  Richard Sandiford  <rsandifo@nildram.co.uk>
3921
3922	* config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
3923	(TARGET_MAX_ANCHOR_OFFSET): Delete.
3924	(mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
3925	(mips_set_mips16_mode): Initialize min_anchor_offset and
3926	max_anchor_offset directly to constants.
3927
39282007-10-18  Richard Sandiford  <rsandifo@nildram.co.uk>
3929
3930	* config/mips/mips.c: Delete trailing whitespace.
3931
39322007-10-18  Richard Sandiford  <rsandifo@nildram.co.uk>
3933
3934	* config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
3935	(mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
3936	and pick the first.
3937	* config/mips/mips.md (load_call<mode>): Don't make the unspec
3938	depend on FAKE_CALL_REGNO.  Set FAKE_CALL_REGNO.
3939
39402007-10-18  David Daney  <ddaney@avtrex.com>
3941
3942	* config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
3943	reg_offset variable to calculate register locations.
3944
39452007-10-18  Richard Guenther  <rguenther@suse.de>
3946
3947	* tree-ssa.c (uid_ssaname_map_eq): New function.
3948	(uid_ssaname_map_has): Likewise.
3949	(init_tree_ssa): Allocate default_defs as uid_ssaname map.
3950	* tree-flow.h (struct gimple_df): Make default_defs a
3951	uid_ssaname map.
3952	* tree-dfa.c (gimple_default_def): Deal with it.
3953	(set_default_def): Likewise.
3954
39552007-10-18  Richard Guenther  <rguenther@suse.de>
3956
3957	* tree-flow.h (struct gimple_df): Make referenced_vars
3958	a uid_decl_map.
3959	(uid_decl_map_eq): Declare.
3960	(uid_decl_map_hash): Likewise.
3961	* tree-ssa.c (uid_decl_map_eq): New function.
3962	(uid_decl_map_hash): Likewise.
3963	(init_tree_ssa): Make referenced_vars a uid_decl_map.
3964	* tree-flow-inline.h (first_referenced_var): Deal with
3965	the referenced_vars representation change.
3966	(next_referenced_var): Likewise.
3967	* tree-dfa.c (referenced_var_lookup): Likewise.
3968	(referenced_var_check_and_insert): Likewise.
3969	(remove_referenced_var): Likewise.
3970
39712007-10-18  Daniel Jacobowitz  <dan@codesourcery.com>
3972
3973	* config/mips/mips.c (mips_dwarf_register_span): New.
3974	(TARGET_DWARF_REGISTER_SPAN): Define.
3975
39762007-10-18  Chen Liqin  <liqin@sunnorth.com.cn>
3977
3978	* config.gcc : update score-*-elf(extra_objs).
3979	* config/score/mac.md : Remove.
3980	* config/score/misc.md : Remove.
3981	* config/score/score7.md : Remove.
3982	* config/score/score-mdaux.h : Remove.
3983	* config/score/score-mdaux.c : Remove.
3984	* config/score/score-version.h : Remove.
3985	* config/score/score-generic.md : New.
3986	* config/score/score3.h : New.
3987	* config/score/score3.c : New.
3988	* config/score/score7.h : New.
3989	* config/score/score7.c : New.
3990	* config/score/mul-div.S : add flush_cache score3 support.
3991	* config/score/elf.h : Fix some typos.
3992	* config/score/score.md : merge score3 and score7 pattern.
3993	* config/score/score.c : use to seperate which target it used.
3994	* config/score/score.h : use to seperate the target macro.
3995	* config/score/score.opt : remove -mmac option , add -mscore3,
3996	-mscore3d and -march OPTION support.
3997
39982007-10-17  Andrew Pinski  <andrew_pinski@playstation.sony.com>
3999
4000	* cfgexpand.c (expand_stack_vars): Add checking to make sure
4001	that the offset of a variable is not greater than the size
4002	of the paritition.
4003
40042007-10-17  Anatoly Sokolov <aesok@post.ru>
4005
4006	* config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
4007	atmega88p, atmega168p and atmega328p devices.
4008	* config/avr/avr.h (LINK_SPEC): (Ditto.).
4009	(CRT_BINUTILS_SPECS): (Ditto.).
4010	* config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4011
40122007-10-17  Maxim Kuvyrkov  <maxim@codesourcery.com>
4013
4014	* sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
4015	* ddg.c: Ditto.
4016	* sched-deps.c: Ditto.  Remove nested #ifdef's INSN_SCHEDULING.
4017	* sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
4018	(print_insn): Move declaration to ...
4019	* rtl.h (print_insn): ... here.
4020
40212007-10-17  Maxim Kuvyrkov  <maxim@codesourcery.com>
4022
4023	* config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
4024	m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
4025	m68k_sched_branch_type): Move declarations to ...
4026	* config/m68/m68k-protos.h: ... here.
4027
40282007-10-17  Maxim Kuvyrkov  <maxim@codesourcery.com>
4029
4030	* genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
4031
40322007-10-17  Eric B. Weddington  <eweddington@cso.atmel.com>
4033
4034	* config/avr/avr.c (avr_mcu_types): Add attiny48.
4035	* config/avr/avr.h (LINK_SPEC): Likewise.
4036	(CRT_BINUTILS_SPECS): Likewsie.
4037	* config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4038
40392007-10-17  Eric B. Weddington  <eweddington@cso.atmel.com>
4040
4041	* config/avr/avr.c (avr_mcu_types): Add attiny43u.
4042	* config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
4043	* config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4044
40452007-10-17  Uros Bizjak  <ubizjak@gmail.com>
4046
4047	PR middle-end/33794
4048	* reg-stack.c (move_for_stack_reg): Swap input argument of
4049	UNSPEC_TAN insn to the top of the stack.
4050
40512007-10-17  Uros Bizjak  <ubizjak@gmail.com>
4052
4053	PR target/32961
4054	* config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
4055	IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
4056	IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
4057	IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
4058	immediate shift value.
4059	* config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
4060	_mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
4061	_mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
4062	Remove macros for !__OPTIMIZE__ case.
4063
40642007-10-17  Daniel Berlin  <dberlin@dberlin.org>
4065
4066	* tree-ssa-structalias.c (rewrite_constraints): Don't test for
4067	directness anymore.
4068	(perform_var_substitution): Only DFS from real nodes. Don't test
4069	for directness.
4070	(unite_pointer_equivalences): Fix broken test.
4071
40722007-10-17  Alan Modra  <amodra@bigpond.net.au>
4073
4074	* config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
4075	altivec sp_offset.  Rearrange sp_offset assignments to
4076	correspond to stack adjustments.  Use frame_reg_rtx for
4077	SPE register restores.  Correct SPE stack adjustment.
4078
40792007-10-17  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
4080
4081	* builtins.c (gimplify_va_arg_expr): Use inform for help message.
4082	* toplev.c (check_global_declaration_1): Use appropriate warning
4083	option instead of unnamed warning.
4084	* stor-layout.c (layout_decl): Likewise.
4085	* c-typeck.c (build_conditional_expr): Likewise.
4086	(build_compound_expr): Fix wrong comment.
4087	(build_binary_op): Use appropriate warning option instead of
4088	unnamed warning.
4089	* cfgexpand.c (tree_expand_cfg): Likewise.
4090	* tree-optimize.c (tree_rest_of_compilation): Likewise.
4091	* tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
4092	(execute_warn_function_return): Likewise.
4093	* stmt.c (warn_if_unused_value): Likewise.
4094
40952007-10-16  Eric B. Weddington  <eweddington@cso.atmel.com>
4096
4097	* config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
4098	* config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
4099	similar devices.
4100	(CRT_BINUTILS_SPECS): Likewsie.
4101	* config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4102
41032007-10-16  Amruth Laxman  <amruth.laxman@nsn.com>
4104
4105	PR target/33594
4106	* config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
4107
41082007-10-16  Eric Botcazou  <ebotcazou@libertysurf.fr>
4109
4110	* dce.c (init_dce): Only initialize the obstacks for the fast pass.
4111	(fini_dce): Only release them for the fast pass.
4112	(end_ud_dce): Delete.
4113	(rest_of_handle_ud_dce): Do not modify df_in_progress.
4114	Call fini_dce instead of end_ud_dce.
4115	(rest_of_handle_fast_dce): Do not modify df_in_progress.
4116	(run_fast_df_dce): Reset df_in_progress to false on exit.
4117
41182007-10-16  Paolo Bonzini  <bonzini@gnu.org>
4119	    Maxim Kuvyrkov  <maxim@codesourcery.com>
4120
4121	* target.h (unspec_may_trap_p): New target hook.
4122	* target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
4123	* targhooks.c (default_unspec_may_trap_p): Default implementation of
4124	the hook.
4125	* targhooks.h (default_unspec_may_trap_p): Declare it.
4126	* doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
4127	* rtlanal.c (may_trap_p_1): Use new hook.  Make global.
4128	* rtl.h (may_trap_p_1): Declare.
4129
4130	* config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
4131	override default hook implementation.
4132	(TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
4133	hook.
4134
41352007-10-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
4136
4137	* doc/invoke.texi (Wextra): Move it just after Wall, list the
4138	options enabled by Wextra and mention Wuninitialized.
4139
41402007-10-15  Nigel Stephens  <nigel@mips.com>
4141
4142	* config/mips/mips.h (LOCAL_ALIGNMENT): Define.
4143
41442007-10-15  Jakub Jelinek  <jakub@redhat.com>
4145
4146	PR tree-optimization/33136
4147	* opts.c (decode_options): Don't enable flag_ipa_type_escape.
4148
41492007-10-15  Alexandre Oliva  <aoliva@redhat.com>
4150
4151	PR tree-optimization/33735
4152	PR tree-optimization/33572
4153	* tree-inline.c (update_ssa_across_abnormal_edges): Revert
4154	2007-10-09's change.
4155	* except.c (duplicate_eh_regions): Don't look for prev_try
4156	beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
4157
41582007-10-15  Alexandre Oliva  <aoliva@redhat.com>
4159
4160	PR middle-end/33706
4161	* tree-inline.c (copy_bb): Use bsi_replace to replace a
4162	__builtin_va_arg_pack-containing call stmt.
4163
41642007-10-15  Razya Ladelsky  <razya@il.ibm.com>
4165
4166	* matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
4167	program flag.
4168
41692007-10-15  Jakub Jelinek  <jakub@redhat.com>
4170
4171	PR tree-optimization/33619
4172	* tree-ssa-ter.c (is_replaceable_p): Return false for all
4173	calls.
4174
41752007-10-15  David Edelsohn  <edelsohn@gnu.org>
4176
4177	* config.gcc (powerpc-ibm-aix5*): Install altivec.h.
4178
41792007-10-15  Richard Guenther  <rguenther@suse.de>
4180
4181	* fold-const.c (extract_array_ref): Remove.
4182	(fold_comparison): Handle POINTER_PLUS_EXPR with the
4183	generic address expression comparison folding.  Remove
4184	the folding that used extract_array_ref.
4185
41862007-10-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
4187
4188	PR target/33133
4189	* haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
4190	speculation type of insn can be changed before trying to do that.
4191
41922007-10-15  Eric Botcazou  <ebotcazou@libertysurf.fr>
4193
4194	* dse.c (struct insn_info): Add 'frame_read' field.
4195	(scan_insn): For the call to a const function, set frame_read if
4196	reload has been run.
4197	If the insn reads the frame, kill the frame related stores.
4198	(scan_reads_nospill): Likewise.
4199
42002007-10-14  Jason Merrill  <jason@redhat.com>
4201
4202	* tree-eh.c (optimize_double_finally): Don't assume that the
4203	cleanup we're duplicating is only one statement.
4204
42052007-10-14  Kazu Hirata  <kazu@codesourcery.com>
4206
4207	* config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
4208	config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
4209	modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
4210	tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
4211	tree-vect-transform.c: Fix comment typos.
4212	* doc/extend.texi: Fix a typo.
4213
4214	* c-common.h: Remove the prototype for c_expand_body.
4215	* c-tree.h: Remove the prototype for c_disregard_inline_limits.
4216	* tree.h: Remove the prototype for fold_build_call_expr.
4217
4218	* c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
4219	Remove.
4220	* c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
4221
42222007-10-13  David Edelsohn  <edelsohn@gnu.org>
4223
4224	* config/rs6000/aix53.h: New file.
4225	* config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
4226	(TARGET_ALTIVEC_ABI): Same.
4227	* config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
4228	(TARGET_ALTIVEC_ABI): Delete.
4229	* config.gcc (powerpc-ibm-aix5*): Rename to aix5.2.  Add new
4230	stanza defaulting to aix5.3.
4231
42322007-10-12  Nathan Froyd  <froydnj@codesourcery.com>
4233
4234	* config/i386/i386.md (SI_REG, DI_REG): New constants.
4235	(strmov): Use defined constants.
4236	(cmpstrnsi): Likewise.
4237	* config/i386/i386.c (decide_alg): Use defined constants.
4238	(ix86_expand_strlen): Likewise.
4239
42402007-10-12  Richard Sandiford  <rsandifo@nildram.co.uk>
4241
4242	* dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
4243	* var-tracking.c (micro_operation_def): Update comment on u.loc.
4244	(mode_for_reg_attrs, var_lowpart): New functions.
4245	(add_uses): Consider recording a lowpart of LOC for MO_USE.
4246	(add_stores): Likewise MO_SET and MO_COPY.  If the source of a set
4247	or copy is known, set LOC to the SET that performs the set, instead
4248	of the destination.
4249	(find_src_status, find_src_set_src): Remove LOC parameter.
4250	Replace INSN with the source value.
4251	(compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
4252	handling MO_SET and MO_COPY.  Update the calls to find_src_status
4253	and find_src_set_src.
4254
42552007-10-12  Nathan Froyd  <froydnj@codesourcery.com>
4256
4257	PR 11001
4258	* config/i386/i386.md (strmov): Check for esi and edi usage.
4259	* config/i386/i386.c (decide_alg): Check whether we can use a
4260	rep prefix and adjust algorithm choice accordingly.
4261	(ix86_expand_strlen): Check for eax, ecx, and edi usage.
4262
42632007-10-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
4264
4265	* config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
4266
42672007-10-12  Kenneth Zadeck <zadeck@naturalbridge.com>
4268
4269	* global.c (build_insn_chain): Formatting fixes.
4270
42712007-10-12  Richard Guenther <rguenther@suse.de>
4272
4273	* tree-ssa-forwprop.c (forward_propagate_into_cond): For
4274	combining both operands require either both have single uses
4275	or combining to a constant.
4276
42772007-10-12  Richard Guenther  <rguenther@suse.de>
4278
4279	PR middle-end/26198
4280	* tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
4281	a rhs with side-effects or which is a load.
4282	(forward_propagate_into_cond): Also try combining both operands.
4283
42842007-10-12  Uros Bizjak  <ubizjak@gmail.com>
4285
4286	PR tree-optimization/33742
4287	* tree-vect-transform.c (vectorizable_operation): Return false
4288	if get_vectype_for_scalar_type for scalar_dest can't be determined.
4289	(vectorizable_call): Same for rhs_type and lhs_type.
4290
42912007-10-12  Jakub Jelinek  <jakub@redhat.com>
4292
4293	PR tree-optimization/33645
4294	* tree-ssa-live.c (mark_all_vars_used): Add data argument,
4295	pass it to walk_tree.
4296	(mark_all_vars_used_1): Pass data through to mark_all_vars_used.
4297	When calling set_is_used on a VAR_DECL, if data is not NULL and
4298	its DECL_UID is in the bitmap, call mark_all_vars_used on its
4299	DECL_INITIAL after clearing the bit in bitmap.
4300	(remove_unused_locals): Adjust mark_all_vars_used callers.
4301	Instead of removing unused global vars from unexpanded_var_list
4302	immediately record them in bitmap, call mark_all_vars_used on
4303	all used global vars from unexpanded_var_list and only purge
4304	global vars that weren't found used even during that step.
4305
43062007-10-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4307
4308	* gthr-posix.h (__gthread_active_init): Create detached instead of
4309	joinable thread when testing whether threads are active on hppa-hpux.
4310	* gthr-posix95.h (__gthread_active_init): Likewise.
4311
43122007-10-11  Kenneth Zadeck <zadeck@naturalbridge.com>
4313
4314	PR middle-end/33676
4315	* global.c (build_insn_chain): Include insn that occur between
4316	basic blocks.
4317
43182007-10-11  Tom Tromey  <tromey@redhat.com>
4319
4320	* gengtype-yacc.y: Delete.
4321
43222007-10-11  Uros Bizjak  <ubizjak@gmail.com>
4323
4324	* config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
4325	* config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
4326	function_value_32, function_value_64, function_value_ms_64,
4327	setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
4328	legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
4329	Use new constants.
4330
43312007-10-11  Richard Guenther  <rguenther@suse.de>
4332
4333	* gcse.c (hash_scan_set): If the next nonnote insn is in
4334	a different basic block insert the set.
4335
43362007-10-11  Richard Guenther  <rguenther@suse.de>
4337
4338	PR middle-end/33724
4339	* tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
4340	(verify_gimple_expr): Use it to verify pointer-to types for
4341	ADDR_EXPRs.
4342
43432007-10-11  Richard Guenther  <rguenther@suse.de>
4344
4345	PR c/33726
4346	* c-typeck.c (build_array_ref): Do not strip qualifiers from
4347	the array element type.
4348
43492007-10-11  Eric Botcazou  <ebotcazou@libertysurf.fr>
4350
4351	PR rtl-optimization/33638
4352	* dse.c (struct insn_info): Remove 'stack_read' field,
4353	add 'stack_pointer_based' field.
4354	(record_store): For a store with non-constant base, record
4355	whether it is stack pointer based.
4356	(scan_insn): For the call to a const function, remove stack
4357	pointer based stores from the list of local active stores.
4358	(scan_reads_nospill): Delete code dealing with const functions.
4359
43602007-10-10  Peter Bergner  <bergner@vnet.ibm.com>
4361
4362	* ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
4363	to HOST_WIDE_INT.
4364	(conflict_p, set_conflict, set_conflicts): Likewise.
4365	* global.c (global_alloc): Likewise.
4366	* ra.h: Update prototypes.
4367
43682007-10-10  Wolfgang Gellerich  <gellerich@de.ibm.com>
4369
4370	* opth-gen.awk: Fixed generation of comment stating the origin
4371	  of options.h
4372
43732007-10-10  Kazu Hirata  <kazu@codesourcery.com>
4374
4375	Revert:
4376	2007-10-09  Kazu Hirata  <kazu@codesourcery.com>
4377	* longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4378	and '%}', respectively.
4379
4380	Revert:
4381	2007-10-09  Kazu Hirata  <kazu@codesourcery.com>
4382	* config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4383	* config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4384	and '}'.
4385	* config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4386	meant to be output.
4387
4388	Revert:
4389	2007-10-07  Kazu Hirata  <kazu@codesourcery.com>
4390	* config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4391	syntax for ASSEMBLER_DIALECT.
4392	* config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4393
43942007-10-10  Revital Eres  <eres@il.ibm.com>
4395
4396	* modulo-sched.c (check_nodes_order): Dump the final order of
4397	the nodes.
4398	(get_sched_window): Add dump info.
4399	(calculate_order_params): Dump order params of the nodes.
4400
44012007-10-09  Kenneth Zadeck <zadeck@naturalbridge.com>
4402
4403	PR middle-end/33669
4404	* ra-conflict.c (record_one_conflict_between_regnos,
4405	set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4406	(global_conflicts): Enhanced incorrect check.
4407
44082007-10-09  Geoffrey Keating  <geoffk@apple.com>
4409
4410	* dwarf2out.c (output_call_frame_info): FDEs are always emitted
4411	if flag_exceptions is not set.
4412	* config/darwin.c (darwin_emit_unwind_label): Rewrite to use
4413	assemble_name rather than incorrectly emulating it.
4414
4415	* doc/extend.texi (Deprecated Features): Mention that <? and >? and
4416	friends are removed from G++.
4417
44182007-10-09  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
4419
4420	* c-opts.c (c_common_handle_option): -Wnontemplate-friend,
4421	-Wwrite-strings and -Wmultichar are enabled by default, so Wall
4422	enabling them is redundant. Don't check two times for
4423	c_dialect_cxx.
4424
44252007-10-09  H.J. Lu  <hongjiu.lu@intel.com>
4426
4427	* ra-conflict.c (record_one_conflict_between_regnos): Revert
4428	the last change.
4429	(set_conflicts_for_earlyclobber): Likewise.
4430	(global_conflicts): Likewise.
4431
44322007-10-09  Kazu Hirata  <kazu@codesourcery.com>
4433
4434	* longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4435	and '%}', respectively.
4436
44372007-10-09  Kazu Hirata  <kazu@codesourcery.com>
4438
4439	* config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4440	* config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4441	and '}'.
4442	* config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4443	meant to be output.
4444
44452007-10-09  Richard Guenther  <rguenther@suse.de>
4446
4447	PR middle-end/33692
4448	* gimplify.c (canonicalize_component_ref): Honor qualifiers
4449	of referenced structure and component.
4450
44512007-10-09  Kenneth Zadeck <zadeck@naturalbridge.com>
4452
4453	PR middle-end/33669
4454	* ra-conflict.c (record_one_conflict_between_regnos,
4455	set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4456	(global_conflicts): Removed incorrect check.
4457
44582007-10-09  Richard Sandiford  <rsandifo@nildram.co.uk>
4459
4460	PR tree-optimization/33615
4461	* tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
4462	if the statement might throw.  Fix formatting.
4463
44642007-10-09  Richard Sandiford  <rsandifo@nildram.co.uk>
4465
4466	PR tree-optimization/33615
4467	* tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
4468	if the rhs might throw.
4469
44702007-10-09  Jan Hubicka  <jh@suse.cz>
4471
4472	* invoke.texi (align-threshold, align-loop-iterations): Document.
4473	* final.c: Include cfgloop.h, params.h
4474	(compute_alignments): Dump decisions and compare them with loop
4475	structure; honor given parameters.
4476	(pass_compute_alignments): New dump file.
4477	* params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
4478	* Makefile.in (final.o): Add dependency on cfgloop.h and params.h
4479
44802007-10-09  James E. Wilson  <wilson@specifix.com>
4481
4482	PR tree-optimization/33655
4483	PR middle-end/22156
4484	* tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
4485	convert it to bitsizetype before size_binop call.
4486
44872007-10-09  Alexandre Oliva  <aoliva@redhat.com>
4488
4489	PR tree-optimization/33572
4490	* tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
4491	the absence of a corresponding edge from the exit block.
4492
44932007-10-09  Alexandre Oliva  <aoliva@redhat.com>
4494
4495	PR middle-end/22156
4496	* tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
4497	bit-field layout.
4498	(sra_build_assignment): Likewise.  Set up mask depending on
4499	precision, not type.
4500	(sra_build_bf_assignment): Use BYTES_BIG_ENDIAN.  Don't overflow
4501	computing bit masks.
4502	(sra_build_elt_assignment): Don't view-convert from signed to
4503	unsigned.
4504	(sra_explode_bitfield_assignment): Use bit-field type if
4505	possible.  Use BYTES_BIG_ENDIAN.
4506
45072007-10-08  Alexandre Oliva  <aoliva@redhat.com>
4508
4509	PR middle-end/22156
4510	* tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
4511	the original stmt can throw.
4512	(sra_build_bf_assignment): Fix type mismatch when applying negated
4513	mask.
4514
45152007-10-08  Geoffrey Keating  <geoffk@apple.com>
4516
4517	* config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
4518	'#pragma mark' to be executed at preprocessing time.
4519
45202007-10-08  Ollie Wild  <aaw@google.com>
4521
4522	* varasm.c (compare_constant): Removed call to
4523	lang_hooks.expand_constant.
4524	(copy_constants): Removed call to lang_hooks.expand_constant.
4525	(compute_reloc_for_constant): Removed call to
4526	lang_hooks.expand_constant.
4527	(output_addressed_constants): Removed call to
4528	lang_hooks.expand_constant.
4529	(constructor_static_from_elts_p): Removed call to
4530	lang_hooks.expand_constant.
4531	(output_constant): Removed calls to lang_hooks.expand_constant.
4532	* langhooks.h (struct lang_hooks): Removed field expand_constant.
4533	* langhooks-def.h (lhd_return_tree): Removed.
4534	(LANG_HOOKS_EXPAND_CONSTANT): Removed.
4535	(LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4536	* langhooks.c (lhd_return_tree): Removed.
4537
45382007-10-08  Mark Shinwell  <shinwell@codesourcery.com>
4539
4540	* combine.c (setup_incoming_promotions): Ensure that
4541	arguments that have not undergone mode promotions do not
4542	incorrectly get marked as being sign- or zero-extended.
4543
45442007-10-08  Richard Guenther  <rguenther@suse.de>
4545
4546	PR middle-end/33693
4547	PR middle-end/33695
4548	PR middle-end/33697
4549	* fold-const.c (fold_binary): Use correct types in folding
4550	of a * (1 << b) to (a << b).  Likewise for ~A & ~B to ~(A | B)
4551	and building of RROTATE_EXPR.
4552
45532007-10-08  Richard Guenther  <rguenther@suse.de>
4554
4555	PR middle-end/33691
4556	PR middle-end/33694
4557	PR middle-end/33696
4558	* fold-const.c (fold_binary): Use the correct types when
4559	folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
4560	(fold_binary): Use the correct types when folding
4561	(-A) - B to (-B) - A.
4562	(fold_unary): Use the correct types when folding ~(X).
4563
45642007-10-08  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
4565
4566	* doc/invoke.texi (Wall): fix formatting issues.
4567
45682007-10-07  Richard Sandiford  <rsandifo@nildram.co.uk>
4569
4570	* simplify-rtx.c (simplify_binary_operation_1): Canonicalize
4571	truncated shift counts.
4572
45732007-10-07  Kazu Hirata  <kazu@codesourcery.com>
4574
4575	* config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4576	syntax for ASSEMBLER_DIALECT.
4577	* config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4578
45792007-10-06  Eric Botcazou  <ebotcazou@adacore.com>
4580	    Nathan Froyd  <froydnj@codesourcery.com>
4581
4582	* dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
4583	when determining whether to record INCOMING_RETURN_ADDR_RTX.
4584
45852007-10-06  Eric Botcazou  <ebotcazou@adacore.com>
4586
4587	Revert:
4588	2007-02-12  Eric Botcazou  <ebotcazou@adacore.com>
4589
4590	* tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4591	* cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4592	the function, temporarily point the debug interface to the null one.
4593
45942007-10-06  Alexandre Oliva  <aoliva@redhat.com>
4595
4596	PR tree-optimization/33655
4597	PR middle-end/22156
4598	* tree-sra.c (bitfield_overlaps_p): Handle array and complex elements.
4599
46002007-10-06  Alexandre Oliva  <aoliva@redhat.com>
4601
4602	PR tree-optimization/33572
4603	* tree-cfg.c (verify_stmts): Check for missing PHI defs.
4604	* tree-inline.c (update_ssa_across_eh_edges): Renamed to...
4605	(update_ssa_across_abnormal_edges): ... this.  Set slots in the
4606	return PHI node.
4607	(copy_edges_for_bb): Handle nonlocal label edges.
4608	(make_nonlocal_label_edges): Deleted.
4609	(optimize_inline_calls): Don't call it.
4610
46112007-10-05  Hans-Peter Nilsson  <hp@axis.com>
4612
4613	* gthr-single.h: Revert last change.
4614
46152007-10-05  Michael Matz  <matz@suse.de>
4616
4617	PR middle-end/33667
4618	* lower-subreg.c (decompose_multiword_subregs): Use
4619	validate_unshare_change().
4620
46212007-10-05  Peter Bergner  <bergner@vnet.ibm.com>
4622
4623	* ra-conflict.c: Include "sparseset.h".
4624	(conflicts): Change to HOST_WIDEST_FAST_INT.
4625	(allocnos_live): Redefine variable as a sparseset.
4626	(SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
4627	Delete macros.
4628	(allocno_row_words): Removed global variable.
4629	(partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
4630	(CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
4631	(conflict_p, set_conflict_p, set_conflicts_p): New functions.
4632	(record_one_conflict_between_regnos): Cache allocno values and reuse.
4633	Use set_conflict_p.
4634	(record_one_conflict): Update uses of allocnos_live to use
4635	the sparseset routines.  Use set_conflicts_p.
4636	(mark_reg_store): Likewise.
4637	(set_reg_in_live): Likewise.
4638	(global_conflicts): Update uses of allocnos_live.
4639	Use the new adjacency list to visit an allocno's neighbors
4640	rather than iterating over all possible allocnos.
4641	Call set_conflicts_p to setup conflicts rather than adding
4642	them manually.
4643	* global.c: Comments updated.
4644	(CONFLICTP): Delete define.
4645	(regno_compare): New function.  Add prototype.
4646	(global_alloc): Sort the allocno to regno mapping according to
4647	which basic blocks the regnos are referenced in.  Modify the
4648	conflict bit matrix to a compressed triangular bitmatrix.
4649	Only allocate the conflict bit matrix and adjacency lists if
4650	we are actually going to allocate something.
4651	(expand_preferences): Use conflict_p.  Update uses of allocnos_live.
4652	(prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
4653	allocno's neighbors rather than iterating over all possible allocnos.
4654	(mirror_conflicts): Removed function.
4655	(dump_conflicts): Iterate over regnos rather than allocnos so
4656	that all dump output will be sorted by regno number.
4657	Use the FOR_EACH_CONFLICT macro.
4658	* ra.h: Comments updated.
4659	(conflicts): Update prototype to HOST_WIDEST_FAST_INT.
4660	(partial_bitnum, max_bitnum, adjacency, adjacency_pool):
4661	Add prototypes.
4662	(ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
4663	(adjacency_list_d, adjacency_iterator_d): New types.
4664	(add_neighbor, adjacency_iter_init, adjacency_iter_done,
4665	adjacency_iter_next, regno_basic_block): New static inline functions.
4666	(EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
4667	(conflict_p): Add function prototype.
4668	* sparseset.h, sparseset.c: New files.
4669	* Makefile.in (OBJS-common): Add sparseset.o.
4670	(sparseset.o): New rule.
4671
46722007-10-05  Richard Guenther  <rguenther@suse.de>
4673
4674	PR middle-end/33666
4675	* fold-const.c (fold_unary): Do not fold (long long)(int)ptr
4676	to (long long)ptr.
4677
46782007-10-05  Michael Matz  <matz@suse.de>
4679
4680	PR inline-asm/33600
4681	* function.c (match_asm_constraints_1): Check for input
4682	being used in the outputs.
4683
46842007-10-05  Richard Guenther  <rguenther@suse.de>
4685
4686	* tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
4687
46882007-10-05  Richard Sandiford  <rsandifo@nildram.co.uk>
4689
4690	PR target/33635
4691	* config/mips/mips.c (mips_register_move_cost): Rewrite to use
4692	subset checks.  Make the cost of FPR -> FPR moves depend on
4693	mips_mode_ok_for_mov_fmt_p.
4694
46952007-10-04  Doug Kwan  <dougkwan@google.com>
4696
4697	* gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
4698	__gthread_cond_wait_recursive): Add to extend interface for POSIX
4699	conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4700	support of conditional variables.
4701	* gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
4702	__gthread_cond_wait_recursive): Add to extend interface for POSIX
4703	conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4704	support of conditional variables.
4705	* gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
4706	__gthread_cond_wait_recursive): Add to extend interface for POSIX
4707	conditional variables.
4708	* gthr.h: Update comments to document new interface.
4709
47102007-10-04  Geoffrey Keating  <geoffk@apple.com>
4711
4712	* cgraphunit.c (cgraph_build_static_cdtor): Don't set DECL_IGNORED_P.
4713
47142007-10-04  Anatoly Sokolov <aesok@post.ru>
4715
4716	* config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
4717
47182007-10-04  Richard Guenther  <rguenther@suse.de>
4719
4720	PR middle-end/33641
4721	* tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
4722	does not need to be of INTEGER_TYPE.
4723	(verify_gimple_2): New function split out from ...
4724	(verify_gimple_1): ... here.  ICE if there was an error during
4725	verification.
4726
47272007-10-04  Michael Matz  <matz@suse.de>
4728
4729	PR rtl-optimization/33653
4730	* dce.c (deletable_insn_p_1): Use volatile_refs_p().
4731	* dse.c (scan_insn): Same.
4732
47332007-10-04  Kazu Hirata  <kazu@codesourcery.com>
4734
4735	* config.gcc: Remove USE_GAS for m68k targets.
4736
47372007-10-04  Richard Guenther  <rguenther@suse.de>
4738
4739	PR tree-optimization/33627
4740	* tree-gimple.h (canonicalize_cond_expr_cond): Declare.
4741	* tree-gimple.c (canonicalize_cond_expr_cond): New function,
4742	split out from ...
4743	* tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
4744	* tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
4745
47462007-10-04  Anatoly Sokolov <aesok@post.ru>
4747
4748 	* config/avr/avr.c (commands_in_file, commands_in_prologues,
4749	commands_in_epilogues): Remove variables.
4750	(avr_file_start): Remove unneded initializations of commands_in_file,
4751	commands_in_prologues and commands_in_epilogues variables.
4752	(avr_file_end): Remove dead code.
4753
47542007-10-04  Kazu Hirata  <kazu@codesourcery.com>
4755
4756	* config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
4757	MOTOROLA is to true.
4758
47592007-10-03  Richard Sandiford  <rsandifo@nildram.co.uk>
4760
4761	PR target/33635
4762	* config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
4763	(mips_split_doubleword_move): ...this.
4764	* config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
4765	use natural endianness for multi-format FPR values.
4766	(mips_split_64bit_move): Rename to...
4767	(mips_split_doubleword_move): ...this and extend to 64-bit words.
4768	Use move_doubleword_fpr* patterns for moves involving FPRs.
4769	(mips_save_reg): Update the call to mips_split_64bit_move.
4770	(mips_secondary_reload_class): Return NO_REGS for any reload of a
4771	nonzero constant into an FPR if the constant can be forced to memory.
4772	* config/mips/mips.md: Update the splitter calls to
4773	mips_split_64bit_move.
4774	(UNSPEC_LOAD_DF_LOW): Rename to...
4775	(UNSPEC_LOAD_LOW): ...this.
4776	(UNSPEC_LOAD_DF_HIGH): Rename to...
4777	(UNSPEC_LOAD_HIGH): ...this.
4778	(UNSPEC_STORE_DF_HIGH): Rename to...
4779	(UNSPEC_STORE_WORD): ...this.
4780	(SPLITF): New mode iterator.
4781	(HALFMODE): New mode attribute.
4782	(movtf): New expander.
4783	(*movtf_internal): New define_insn_and_split.
4784	(move_doubleword_fpr<mode>): New expander.
4785	(load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
4786	with...
4787	(load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4788	(mfhc1<mode>): ...these more general patterns.
4789
47902007-10-03  Alexandre Oliva  <aoliva@redhat.com>
4791
4792	* cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
4793
47942007-10-03  Alexandre Oliva  <aoliva@redhat.com>
4795
4796	* gcse.c (hash_scan_set): Insert set in insn before note at
4797	the end of basic block.
4798
47992007-10-03  Sebastian Pop  <sebastian.pop@amd.com>
4800
4801	PR tree-optimization/33576
4802	* testsuite/gcc.dg/tree-ssa/pr33576.c: New.
4803	* tree-loop-linear.c (linear_transform_loops): Call remove_iv.
4804	* lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
4805	(remove_iv): Declared.
4806	* lambda-code.c (remove_iv): Not static.
4807	(lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
4808	Don't remove ivs there, save ivs in the buffer.
4809
48102007-10-03  Jason Merrill  <jason@redhat.com>
4811
4812	PR c++/15764
4813	* tree-eh.c (same_handler_p): New fn.
4814	(optimize_double_finally): New fn.
4815	(refactor_eh_r): New fn.
4816	(refactor_eh): New fn.
4817	(pass_refactor_eh): New pass.
4818	* tree-pass.h: Declare it.
4819	* passes.c (init_optimization_passes): Add it.
4820
48212007-10-03  Doug Kwan  <dougkwan@google.com>
4822	Richard Guenther  <rguenther@suse.de>
4823
4824	PR debug/31899
4825	* dwarf2out.c (reference_to_unused): Disable sanity checking,
4826	be conservative instead.
4827
48282007-10-03  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
4829
4830	PR fortran/26682
4831	* doc/invoke.texi (-fwhole-program): Document that Fortran
4832	doesn't support this option.
4833
48342007-10-02  Richard Sandiford  <rsandifo@nildram.co.uk>
4835
4836	PR middle-end/33617
4837	* expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to expand_expr.
4838
48392007-10-02  David Daney  <ddaney@avtrex.com>
4840
4841	* config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
4842	against constant zero.
4843	* config/mips/mips.h (MIPS_COMPARE_AND_SWAP):  Handle constant zero
4844	operand.
4845
48462007-09-02  Kenneth Zadeck <zadeck@naturalbridge.com>
4847
4848	* ra-conflict.c: New file.
4849	* ra.h: New file.
4850	* reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
4851	usage to DF_LIVE usage.
4852	(reload): Remove reference to df_get_live_top.
4853	* rtlanal.c (subreg_nregs_with_regno): New function.
4854	* df-scan.c (df_def_record_1, df_uses_record): Add code to set
4855	DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
4856	(df_has_eh_preds): Removed.
4857	(df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
4858	df_exit_block_uses_collect): Changed call from df_has_eh_preds to
4859	bb_has_eh_pred.
4860	* global.c (allocno, max_allocno, conflicts, allocno_row_words,
4861	reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
4862	(SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
4863	(regs_set, record_one_conflict, record_conflicts, mark_reg_store,
4864	mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
4865	(global_alloc): Turn off rescanning insns after call to
4866	global_conflicts and added call to set_preferences.
4867	(global_conflicts): Moved to ra-alloc.c.
4868	(set_preferences_1, set_preferences): New function.
4869	(mirror_conflicts): Changed types for various variables.
4870	(mark_elimination): Change DF_RA_LIVE
4871	usage to DF_LIVE usage.
4872	(build_insn_chain): Rewritten from scratch and made local.
4873	(print_insn_chain, print_insn_chains): New functions.
4874	(dump_conflicts): Do not print conflicts for fixed_regs.
4875	(rest_of_handle_global_alloc): Turn off insn rescanning.
4876	* hard-reg-set.h: Fixed comment.
4877	* local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
4878	usage to DF_LIVE usage and delete refs to TOP sets.
4879	(block_alloc): Mark regs as live if they are in the artificial
4880	defs at top of block.
4881	(find_stack_regs): New function.
4882	(rest_of_handle_local_alloc): Changed urec problem to live
4883	problem and do not turn off df rescanning.
4884	* df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
4885	DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
4886	df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
4887	(DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
4888	(DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
4889	fields in df_ref_flags.  The rest have been renumbered.
4890	* init-regs.c (initialize_uninitialized_regs): Enhanced debugging
4891	at -O1.
4892	* rtl.h (subreg_nregs_with_regno): New function.
4893	* df-problems.c: (df_get_live_out, df_get_live_in,
4894	df_get_live_top): Removed reference to DF_RA_LIVE.
4895	(df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
4896	df_live_alloc, df_live_reset, df_live_local_finalize,
4897	df_live_free): Make top set only if different from in set.
4898	(df_lr_top_dump, df_live_top_dump): Only print top set if
4899	different from in set.
4900	(df_lr_bb_local_compute): Removed unnecessary check.
4901	(df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
4902	df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
4903	df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
4904	df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
4905	df_urec_local_compute, df_urec_init, df_urec_local_finalize,
4906	df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
4907	df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
4908	df_urec_add_problem): Removed.
4909	(df_simulate_fixup_sets): Changed call from df_has_eh_preds to
4910	bb_has_eh_pred.
4911	* Makefile.in (ra-conflict.o, ra.h): New dependencies.
4912	* basic_block.h (bb_has_abnormal_pred): New function.
4913	* reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
4914	usage to DF_LIVE usage.
4915
49162007-10-02  Revital Eres  <eres@il.ibm.com>
4917
4918	* config/rs6000/predicates.md (easy_vector_constant): Return false
4919	for 750CL paired vectors.
4920	* config/rs6000/paired.md (movv2sf_paired): Fix move of easy
4921	vector constant.
4922	(vec_initv2sf): Add new description.
4923	(vconcatsf): Likewise.
4924	* config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
4925	* config/rs6000/rs6000.c (paired_expand_vector_init): New function.
4926
49272007-10-01  Alexandre Oliva  <aoliva@redhat.com>
4928
4929	* tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
4930	sinking the last stmt in a BB.
4931
49322007-10-01  Alexandre Oliva  <aoliva@redhat.com>
4933
4934	PR middle-end/22156
4935	* tree-sra.c (struct sra_elt): Add in_bitfld_block.
4936	(sra_hash_tree): Handle BIT_FIELD_REFs.
4937	(sra_elt_hash): Don't hash bitfld blocks.
4938	(sra_elt_eq): Skip them in parent compares as well.  Handle
4939	BIT_FIELD_REFs.
4940	(build_element_name_1): Handle BIT_FIELD_REFs.
4941	(instantiate_element): Propagate nowarn from parents.  Create
4942	BIT_FIELD_REF for variables that are widened by scalarization.
4943	Gimple-zero-initialize all bit-field variables that are not
4944	part of parameters that are going to be scalarized on entry.
4945	(instantiate_missing_elements_1): Return the sra_elt.
4946	(canon_type_for_field): New.
4947	(try_instantiate_multiple_fields): New.  Infer widest possible
4948	access mode from decl or member type, but clip it at word
4949	size, and only widen it if a field crosses an alignment boundary.
4950	(instantiate_missing_elements): Use them.
4951	(generate_one_element_ref): Handle BIT_FIELD_REFs.
4952	(scalar_bitfield_p): New.
4953	(sra_build_assignment): Optimize assignments from scalarizable
4954	BIT_FIELD_REFs.  Use BITS_BIG_ENDIAN to determine shift counts.
4955	(REPLDUP): New.
4956	(sra_build_bf_assignment): New.  Optimize assignments to
4957	scalarizable BIT_FIELD_REFs.
4958	(sra_build_elt_assignment): New.  Optimize BIT_FIELD_REF
4959	assignments to full variables.
4960	(generate_copy_inout): Use the new macros and functions.
4961	(generate_element_copy): Likewise.  Handle bitfld differences.
4962	(generate_element_zero): Don't recurse for blocks.  Use
4963	sra_build_elt_assignment.
4964	(generate_one_element_init): Take elt instead of var.  Use
4965	sra_build_elt_assignment.
4966	(generate_element_init_1): Adjust.
4967	(bitfield_overlap_info): New struct.
4968	(bitfield_overlaps_p): New.
4969	(sra_explode_bitfield_assignment): New.  Adjust widened
4970	variables to account for endianness.
4971	(sra_sync_for_bitfield_assignment): New.
4972	(scalarize_use): Re-expand assignment to/from scalarized
4973	BIT_FIELD_REFs.  Explode or sync needed members for
4974	BIT_FIELD_REFs accesses or assignments.  Use REPLDUP.
4975	(scalarize_copy): Use REPLDUP.
4976	(scalarize_ldst): Move assert before dereference.  Adjust EH handling.
4977	(dump_sra_elt_name): Handle BIT_FIELD_REFs.
4978
49792007-10-01  Paolo Bonzini  <bonzini@gnu.org>
4980
4981	* simplify-rtx.c (comparison_result, simplify_relational_operation_1):
4982	Rename CR_* constants to CMP_*.  Fix spacing.
4983
49842007-10-01  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
4985
4986	PR other/33585
4987	* Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
4988	to be processed with the special script doc/install.texi2html.
4989
49902007-09-30  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
4991
4992	* doc/invoke.texi (Wall): List the options enabled by Wall.
4993	(Wstrict-aliasing): Add missing @option.
4994
49952007-09-30  Richard Sandiford  <rsandifo@nildram.co.uk>
4996
4997	* config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
4998	rather than gen_lowpart to change a register from DImode to DFmode.
4999	(mips_cannot_change_mode_class): Only allow FPRs to change mode if
5000	both FROM and TO are integer modes that are no bigger than 4 bytes.
5001	(mips_mode_ok_for_mov_fmt_p): New function.
5002	(mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
5003	(mips_secondary_reload_class): Tweak formatting and comments.
5004	Use reg_class_subset_p instead of direct comparisons with
5005	classes.  Only allow direct FPR<->FPR moves for modes that
5006	satisfy mips_mode_ok_for_mov_fmt_p.  Only allow loads and stores
5007	for 4- and 8-byte types.  Handle reloads in which X is an FPR.
5008	* config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
5009	(*movdi_64bit): Likewise.
5010	(*movsi_internal): Likewise.
5011	(*movhi_internal): Likewise.
5012	(*movqi_internal): Likewise.
5013
50142007-09-30  Diego Novillo  <dnovillo@google.com>
5015
5016	PR 33593
5017	* tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
5018	throw an exception.
5019
50202007-09-30  Uros Bizjak  <ubizjak@gmail.com>
5021
5022	PR tree-optimization/33597
5023	* tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
5024	for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
5025
50262007-09-28  Uros Bizjak  <ubizjak@gmail.com>
5027
5028	* config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
5029	instead of variants of (!reload_in_progress && !reload_completed).
5030	(x86_expand_vector_move): Ditto.
5031
50322007-09-28  Ollie Wild  <aaw@google.com>
5033
5034	Revert
5035	2007-09-27  Ollie Wild  <aaw@google.com>
5036
5037	* varasm.c (compare_constant): Removed call to
5038	lang_hooks.expand_constant.
5039	(copy_constants): Removed call to lang_hooks.expand_constant.
5040	(compute_reloc_for_constant): Removed call to
5041	lang_hooks.expand_constant.
5042	(output_addressed_constants): Removed call to
5043	lang_hooks.expand_constant.
5044	(constructor_static_from_elts_p): Removed call to
5045	lang_hooks.expand_constant.
5046	(output_constant): Removed calls to lang_hooks.expand_constant.
5047	* langhooks.h (struct lang_hooks): Removed field expand_constant.
5048	* langhooks-def.h (lhd_return_tree): Removed.
5049	(LANG_HOOKS_EXPAND_CONSTANT): Removed.
5050	(LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
5051	* langhooks.c (lhd_return_tree): Removed.
5052
50532007-09-28  Andrew Pinski  <andrew_pinski@playstation.sony.com>
5054
5055	PR target/33347
5056	* config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
5057	argument to gen_selb.
5058
50592007-09-28  Chao-ying Fu  <fu@mips.com>
5060
5061	* libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
5062	* doc/libgcc.texi (Fixed-point fractional library routines):
5063	Fix typos for neg and cmp functions.
5064
50652007-09-28  Michael Matz  <matz@suse.de>
5066
5067	PR rtl-optimization/33552
5068	* function.c (match_asm_constraints_1): Check for overlap in
5069	inputs and replace all occurences.
5070
50712007-09-28  Richard Sandiford  <rsandifo@nildram.co.uk>
5072
5073	* config/mips/mips.c (override_options): Fix comment typo.
5074
50752007-09-28  Jie Zhang  <jie.zhang@analog.com>
5076
5077	* config.gcc (bfin*-linux-uclibc*): Set extra_parts
5078	to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
5079	* config/bfin/t-bfin-linux (crti.o): Don't build.
5080	(crtn.o): Likewise.
5081	(EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
5082	* config/bfin/t-bfin-uclinux (crti.o): Don't build.
5083	(crtn.o): Likewise.
5084	(EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
5085
50862007-09-27  Ollie Wild  <aaw@google.com>
5087
5088	* varasm.c (compare_constant): Removed call to
5089	lang_hooks.expand_constant.
5090	(copy_constants): Removed call to lang_hooks.expand_constant.
5091	(compute_reloc_for_constant): Removed call to
5092	lang_hooks.expand_constant.
5093	(output_addressed_constants): Removed call to
5094	lang_hooks.expand_constant.
5095	(constructor_static_from_elts_p): Removed call to
5096	lang_hooks.expand_constant.
5097	(output_constant): Removed calls to lang_hooks.expand_constant.
5098	* langhooks.h (struct lang_hooks): Removed field expand_constant.
5099	* langhooks-def.h (lhd_return_tree): Removed.
5100	(LANG_HOOKS_EXPAND_CONSTANT): Removed.
5101	(LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
5102	* langhooks.c (lhd_return_tree): Removed.
5103
51042007-09-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5105
5106	PR middle-end/33436
5107	* expr.c (emit_group_load_1): Split constant double when destination
5108	length is half source length.
5109
51102007-09-27  Richard Sandiford  <rsandifo@nildram.co.uk>
5111
5112	* config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
5113	(mips_cpu_info): Add tune_flags.
5114	(GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
5115	* config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
5116	Remove end marker.
5117	(override_options): Remove deprecation code.  Use branch-likely
5118	instructions for optimize_size or if the tuning flags do not
5119	suggest otherwise.  Tweak warning.
5120	(mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
5121
51222007-09-27  Matthias Klose  <doko@ubuntu.com>
5123
5124	* config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
5125	multilib osdirname if it exists.
5126	* config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
5127
51282007-09-27  Ian Lance Taylor  <iant@google.com>
5129
5130	PR tree-optimization/33565
5131	* tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
5132	assignments of comparisons.
5133	* tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
5134	parameter.  Change caller.  Defer overflow warnings around call to
5135	fold_binary.
5136	* fold-const.c (fold_undefer_overflow_warnings): Don't warn if
5137	TREE_NO_WARNING is set on the statement.
5138	* tree-ssa-forwprop.c
5139	(tree_ssa_forward_propagate_single_use_vars): Don't test
5140	TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
5141	* tree-cfg.c (fold_cond_expr_cond): Likewise.
5142
51432007-09-27  Joseph Myers  <joseph@codesourcery.com>
5144
5145	* config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
5146	reduce offset by units of 0x10000 for SPE vector modes or modes
5147	used with E500 double instructions.
5148
51492007-09-04  Paolo Bonzini  <bonzini@gnu.org>
5150
5151	* simplify-rtx.c (comparison_result): New.
5152	(simplify_const_relational_operation): Use it instead of the five
5153	"equal|op[01]ltu?" variables; consequently remove redundant "else"s.
5154	Improve bounds-checking optimizations; remove subsumed POPCOUNT
5155	optimizations.  Extract nonzero_address_p optimizations into a
5156	separate "if" together with optimizations where op1 is const0_rtx.
5157	Optimize comparing an IOR with zero.  Simplify op0 RELOP op0 for
5158	floating-point arguments too when appropriate.  Hoist test for ABS
5159	outside the final switch statement.
5160	* cse.c (fold_rtx): Don't look for an IOR equivalent of
5161	folded_arg0 if we found a constant equivalent.	Remove
5162	transformations done in simplify-rtx.c for "op0 RELOP op0".
5163
51642007-09-27  Jakub Jelinek  <jakub@redhat.com>
5165
5166	* builtins.c (expand_builtin, expand_builtin_object_size,
5167	expand_builtin_memory_chk, maybe_emit_chk_warning,
5168	maybe_emit_sprintf_chk_warning): Use new %K format string specifier
5169	for diagnostics.
5170	* expr.c (expand_expr_real_1): Likewise.
5171	* langhooks-def.h (struct diagnostic_info): Add forward decl.
5172	(lhd_print_error_function): Add third argument.
5173	* langhooks.h (struct diagnostic_info): Add forward decl.
5174	(struct lang_hooks): Add third argument to print_error_function.
5175	* diagnostic.h (diagnostic_info): Add abstract_origin field.
5176	(diagnostic_last_function_changed, diagnostic_set_last_function): Add
5177	second argument.
5178	(diagnostic_report_current_function): Likewise.
5179	* toplev.c (announce_function): Pass NULL as second argument to
5180	diagnostic_set_last_function.
5181	* diagnostic.c (diagnostic_report_current_function): Add second
5182	argument, pass it as third argument to lang_hooks.print_error_function.
5183	(default_diagnostic_starter): Pass DIAGNOSTIC as second argument
5184	to diagnostic_report_current_function.
5185	(diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
5186	and message.abstract_origin.
5187	(verbatim): Initialize abstract_origin.
5188	* pretty-print.h (text_info): Add abstract_origin field.
5189	* pretty-print.c (pp_base_format): Handle %K.
5190	* langhooks.c (lhd_print_error_function): Add third argument.  If
5191	diagnostic->abstract_origin, print virtual backtrace.
5192	* c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
5193	gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
5194	(init_dynamic_diag_info): Likewise.
5195
51962007-09-26  David Daney  <ddaney@avtrex.com>
5197
5198	PR target/33479
5199	* config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
5200	sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
5201	sync_old_nand<mode>, sync_new_nand<mode>,
5202	sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
5203	Update length attributes.
5204	(sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
5205	sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
5206	length attributes.
5207	* config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
5208	MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
5209	MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
5210	post-loop sync.
5211
52122007-09-26  Richard Guenther  <rguenther@suse.de>
5213
5214	PR tree-optimization/33563
5215	* tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
5216	(get_kill_of_stmt_lhs): ... this.  Re-structure.  Handle
5217	aggregate stores.
5218	(dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
5219	get_use_of_stmt_lhs.
5220
52212007-09-26  Joseph Myers  <joseph@codesourcery.com>
5222
5223	PR c/25309
5224	* c-common.c (complete_array_type): Diagnose too-large arrays and
5225	set type to error_mark_node.
5226
52272007-09-26  Richard Guenther  <rguenther@suse.de>
5228
5229	PR tree-optimization/30375
5230	PR tree-optimization/33560
5231	* tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
5232	with calls.
5233
5234	Revert
5235	2006-05-22  Aldy Hernandez  <aldyh@redhat.com>
5236
5237	* tree-ssa-dse.c (aggregate_vardecl_d): New.
5238	(dse_global_data): Add aggregate_vardecl field.
5239	(dse_possible_dead_store_p): New.
5240	Add prev_defvar variable.
5241	Allow immediate uses and previous immediate uses to differ
5242	if they are setting different parts of the whole.
5243	(get_aggregate_vardecl): New.
5244	(dse_record_partial_aggregate_store): New.
5245	(dse_whole_aggregate_clobbered_p): New.
5246	(dse_partial_kill_p): New.
5247	Call dse_maybe_record_aggregate_store().
5248	When checking whether a STMT and its USE_STMT refer to the
5249	same memory address, check also for partial kills that clobber
5250	the whole.
5251	Move some variable definitions to the block where they are used.
5252	(aggregate_vardecl_hash): New.
5253	(aggregate_vardecl_eq): New.
5254	(aggregate_vardecl_free): New.
5255	(aggregate_whole_store_p): New.
5256	(tree_ssa_dse): Initialize and free aggregate_vardecl.
5257	Mark which aggregate stores we care about.
5258
52592007-09-25  DJ Delorie  <dj@redhat.com>
5260
5261	PR target/33551
5262	* config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of XINT.
5263
52642007-09-25  Michael Meissner  <michael.meissner@amd.com>
5265
5266	PR target/33524
5267	* config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
5268	gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
5269	for vector int32 -> int64 conversions.  Don't write beyond the end
5270	of the allocated vector for int32 -> int64 conversions.
5271
52722007-09-25  Revital Eres  <eres@il.ibm.com>
5273
5274	* config/rs6000/paired.h (paired_sel): New.
5275	* config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
5276	(rs6000_expand_ternop_builtin): Pass zero const_double operand
5277	when expanding selv2sf.
5278	* config/rs6000/rs6000.h (rs6000_builtins): Add
5279	PAIRED_BUILTIN_SELV2SF4.
5280
52812007-09-25  Joseph Myers  <joseph@codesourcery.com>
5282
5283	PR c/32295
5284	* c-typeck.c (default_conversion): Call require_complete_type
5285	before perform_integral_promotions.
5286	(build_unary_op): Call require_complete_type except for ADDR_EXPR.
5287	(build_c_cast): Call require_complete_type except for casts to
5288	void types.
5289	(convert_for_assignment): Call require_complete_type.
5290
52912007-09-25  Revital Eres  <eres@il.ibm.com>
5292
5293	* config/spu/spu.md: Fix doloop pattern.
5294
52952007-09-25  Bernd Schmidt  <bernd.schmidt@analog.com>
5296
5297	* config/bfin/bfin.c (expand_prologue_reg_save,
5298	expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
5299	and ASTAT moved here...
5300	(expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
5301	... from here.  New argument ALL; callers changed.
5302	(n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
5303	(bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
5304	have the "saveall" attribute.
5305
53062007-09-25  Hans-Peter Nilsson  <hp@bitrange.com>
5307
5308	* config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
5309	bogus target macro.
5310	(INCOMING_REGNO, OUTGOING_REGNO): Define.
5311	* config/mmix/mmix.c (mmix_opposite_regno): New function.
5312	* config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
5313
5314	* config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
5315	with REG_P tests before REGNO access.
5316
53172007-09-24  DJ Delorie  <dj@redhat.com>
5318
5319	PR target/31482
5320	* config/m32c/cond.md (stzx_reversed_<mode>): Add an output
5321	constraint.
5322	(movqicc_<code>_<mode>): Likewise.
5323	(movhicc_<code>_<mode>): Likewise.
5324
53252007-09-24  Rask Ingemann Lambertsen  <rask@sygehus.dk>
5326
5327	PR target/33184
5328	* config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
5329	register for reload.
5330
53312007-09-24  Danny Smith  <dannysmith@user.sourceforge.net>
5332
5333	PR c++/14688
5334	* config/i386/i386.c (ix86_comp_type_attributes): Check
5335	METHOD_TYPE too.
5336
53372007-09-24  Roman Zippel <zippel@linux-m68k.org>
5338
5339	* config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
5340	"move.l %a4,%a4" to produce nops.
5341	* config/m68k/m68k.c (override_options): Reset align options,
5342	if neccessary align macro isn't avaible.
5343
53442007-09-24  Roman Zippel <zippel@linux-m68k.org>
5345
5346	config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
5347
53482007-09-24  Roman Zippel <zippel@linux-m68k.org>
5349
5350	* config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
5351	the basic block.
5352	* config/m68k/m68k.md (movsi_m68k): Allow certain constant when
5353	reload is completed.
5354	(peephole pattern): Convert most of them to RTL peephole pattern.
5355
53562007-09-24  Roman Zippel <zippel@linux-m68k.org>
5357
5358	* config/m68k/m68k.c (notice_update_cc): Recognize fp compare
5359	(moved from fp compare patterns).
5360	* config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
5361	Cleanup predicates to relieve reload.
5362	(conditional_trap): Reject conditional trap with fp condition.
5363	* config/m68k/predicates.md (fp_src_operand): New, reject
5364	certain constants early.
5365
53662007-09-24  Roman Zippel <zippel@linux-m68k.org>
5367
5368	* final.c (final_scan_insn): Remove accidentally duplicated code.
5369
53702007-09-24  Andrew Pinski  <andrew_pinski@playstation.sony.com>
5371
5372	* config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
5373	Allow --with-tune=cell and --with-cpu=cell.
5374
53752007-09-24  David Edelsohn  <edelsohn@gnu.org>
5376
5377	* config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
5378	* config/rs6000/rs6000.opt (swdiv): Change option to ...
5379	(recip): this.
5380	* config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
5381	function.
5382	(TARGET_BUILTIN_RECIPROCAL): Use it.
5383	(rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
5384	(rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
5385	(rs6000_emit_swrsqrtsf): New.
5386	* config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
5387	rsqrtf.
5388	* config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
5389	(divsf3): Remove swdiv support.
5390	(recipsf3): New.
5391	(rsqrtsf2): New.
5392	(rsqrt_internal1): New.
5393	(divdf3): Remove swdiv support.
5394	(reciptdf3): New.
5395
53962007-09-24  Jakub Jelinek  <jakub@redhat.com>
5397
5398	PR c++/33506
5399	* langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
5400	field.
5401	* langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
5402	(LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
5403	* tree.c (type_hash_eq): For FUNCTION_TYPE use
5404	lang_hooks.type.type_hash_eq in addition to generic tests.
5405
54062007-09-24  Pranav Bhandarkar  <pranav.bhandarkar@celunite.com>
5407	Ramana Radhakrishnan  <ramana@hercules.pun.celunite.com>
5408
5409	* tree-inline.h (eni_weights): Add field target_builtin_cost to
5410	reflect the cost per call to a target specific builtin.
5411	* tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
5412	call to a target specific builtin, then use target_builtin_call_cost.
5413	(init_inline_once): Initialize target_builtin_call_cost field.
5414
54152007-09-24  Kai Tietz  <kai.tietz@onevision.com>
5416
5417	PR middle-end/33472
5418	* config/i386/i386.c (return_in_memory_ms_64): Handle return types for
5419	complex types.
5420
54212007-09-23  H.J. Lu  <hongjiu.lu@intel.com>
5422
5423	* configure.ac (ld_vers): Support GNU linker version xx.xx.*
5424	* configure: Regenerated.
5425
54262007-09-23  Ollie Wild  <aaw@google.com>
5427
5428	* fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
5429	operand.
5430	(get_pointer_modulus_and_residue): New function.
5431
54322007-09-23  Richard Sandiford  <rsandifo@nildram.co.uk>
5433
5434	* config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
5435	combine an SC return value into a single register.
5436
54372007-09-23  Richard Sandiford  <rsandifo@nildram.co.uk>
5438
5439	* opth-gen.awk (target_flags_explicit): Declare.
5440	* toplev.h (target_flags_explicit): Delete declaration.
5441	* toplev.c (target_flags): Likewise.
5442	* config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
5443	(GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
5444	Never return true for TARGET_MIPS16.
5445	* config/mips/mips.c (mips_llsc): Delete.
5446	(mips_handle_option): Remove -mllsc handling.
5447	(mips_strip_unspec_address): Tweak comment.
5448	* config/mips/mips.opt (mllsc): Use a target mask.
5449
54502007-09-23  Richard Sandiford  <rsandifo@nildram.co.uk>
5451
5452	* doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
5453	word_mode as well as Pmode.
5454
54552007-09-23  Richard Sandiford  <rsandifo@nildram.co.uk>
5456
5457	* function.c (assign_parm_setup_block): Explicitly convert BLKmode
5458	parameters from word_mode to the subword type if such a truncation
5459	is not a no-op.
5460
54612007-09-23  Jakub Jelinek  <jakub@redhat.com>
5462
5463	* configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
5464	* configure: Regenerated.
5465
54662007-09-23  Jan Hubicka  <jh@suse.cz>
5467
5468	* params.def (INLINE_CALL_COST): Set to 12.
5469	* invoke.texi (inline-call-cost): Update default value.
5470
54712007-09-23  Eric Botcazou  <ebotcazou@adacore.com>
5472
5473	* config/alpha/alpha.md (movti): Use operand_subword for the split.
5474
54752007-09-23  Ayal Zaks  <zaks@il.ibm.com>
5476	    Revital Eres  <eres@il.ibm.com>
5477
5478	* modulo-sched.c (doloop_register_get): Rewrite the loop which
5479	checks whether the count_reg is found outside the control part.
5480
54812007-09-23  Jakub Jelinek  <jakub@redhat.com>
5482
5483	* expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
5484	instead of checking CALL_EXPR_FN directly to test for builtins.
5485	If error or warning attributes are present, print
5486	error resp. warning.
5487	* c-common.c (handle_error_attribute): New function.
5488	(c_common_attribute_table): Add error and warning
5489	attributes.
5490	* doc/extend.texi: Document error and warning attributes.
5491
5492	* tree.h (block_nonartificial_location): New prototype.
5493	* tree.c (block_nonartificial_location): New function.
5494	* dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
5495	if artificial attribute is present on abstract inline decl.
5496	* c-common.c (handle_artificial_attribute): New function.
5497	(c_common_attribute_table): Add artificial attribute.
5498	* final.c (override_filename, override_linenum): New variables.
5499	(final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
5500	and override_linenum if inside of a block inlined from
5501	__attribute__((__artificial__)) function.
5502	(notice_source_line): Honor override_filename and override_linenum.
5503	* doc/extend.texi: Document __attribute__((__artificial__)).
5504	* config/i386/emmintrin.h: Add __artificial__ attribute to
5505	all __always_inline__ functions.
5506	* config/i386/mmintrin.h: Likewise.
5507	* config/i386/tmmintrin.h: Likewise.
5508	* config/i386/mm3dnow.h: Likewise.
5509	* config/i386/pmmintrin.h: Likewise.
5510	* config/i386/ammintrin.h: Likewise.
5511	* config/i386/xmmintrin.h: Likewise.
5512	* config/i386/smmintrin.h: Likewise.
5513	* config/i386/bmmintrin.h: Likewise.
5514	* config/i386/mmintrin-common.h: Likewise.
5515
5516	PR middle-end/28755
5517	* expr.c (expand_constructor): New function.
5518	(expand_expr_real_1) <case CONSTRUCTOR>: Call it.
5519	(expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
5520	CONSTRUCTOR.
5521
55222007-09-23  Richard Sandiford  <rsandifo@nildram.co.uk>
5523
5524	* config/mips/mips.c (dump_constants_1): Generalize to include
5525	fractional and accumulator modes.
5526
55272007-09-23  Richard Sandiford  <rsandifo@nildram.co.uk>
5528
5529	* config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
5530	* config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
5531	flags for MIPS16.
5532	(override_options): Check TARGET_HARD_FLOAT_ABI instead of
5533	TARGET_HARD_FLOAT when testing whether -mpaired-single is
5534	supported.
5535	(mips_conditional_register_usage): Check ISA_HAS_DSP instead of
5536	TARGET_DSP.
5537	* config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
5538	TARGET_DSPR2.
5539	* config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
5540	(mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
5541	TARGET_HARD_FLOAT.
5542	(<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
5543	ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
5544	* config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
5545	throughout.
5546	* config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
5547	TARGET_HAS_DSPR2.
5548	* config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
5549	instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
5550	* config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
5551
55522007-09-22  Jason Merrill  <jason@redhat.com>
5553
5554	PR c++/19407
5555	* attribs.c (lookup_attribute_spec): Split out...
5556	(decl_attributes): From here.
5557	* tree.h: Declare it.
5558
55592007-09-22  Richard Sandiford  <rsandifo@nildram.co.uk>
5560
5561	* doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
5562
55632007-09-22  Eric Botcazou  <ebotcazou@adacore.com>
5564
5565	* tree-inline.c (remap_type_1): Correctly chain variants.
5566
55672007-09-22  Richard Guenther  <rguenther@suse.de>
5568
5569	PR tree-optimization/33146
5570	* fold-const.c (fold_binary): Use the original tree for negating.
5571	* tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
5572	also changes "sign".
5573
55742007-09-22  Eric Botcazou  <ebotcazou@adacore.com>
5575
5576	PR target/32325
5577	* except.c (finish_eh_generation): Call commit_edge_insertions if
5578	there are insns queued on the entry edge.
5579	* config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
5580	the entry edge.
5581
55822007-09-22  Richard Sandiford  <rsandifo@nildram.co.uk>
5583
5584	* doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
5585
55862007-09-19  Michael Meissner  <michael.meissner@amd.com>
5587
5588	* config/i386/i386.c: Delete trailing whitespace.
5589	* config/i386/i386.h: Ditto.
5590	* config/i386/bmmintrin.h: Ditto.
5591	* config/i386/sync.md: Ditto.
5592	* config/i386/ppro.md: Ditto.
5593	* config/i386/mmx.md: Ditto.
5594	* config/i386/constraints.md: Ditto.
5595	* config/i386/sse.md: Ditto.
5596	* config/i386/athlon.md: Ditto.
5597	* config/i386/i386.md: Ditto.
5598
55992007-09-21  Richard Guenther  <rguenther@suse.de>
5600
5601	PR tree-optimization/33508
5602	* tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
5603	quadratic loop by keeping a bitmap of variables we have
5604	to clobber all subvariables for.
5605	(set_initial_properties): Likewise.
5606
56072007-09-21  Richard Sandiford  <rsandifo@nildram.co.uk>
5608
5609	* config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
5610
56112007-09-20  Nigel Stephens  <nigel@mips.com>
5612	    Chao-ying Fu  <fu@mips.com>
5613
5614	* c-decl.c (finish_declspecs): When _Sat is used without
5615	_Fract or _Accum, set the default type to cts_fract.
5616	This avoids a warning of "type defaults to int".
5617
56182007-09-20  Joseph Myers  <joseph@codesourcery.com>
5619
5620	* c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
5621	bit-fields wider than one bit.
5622
56232007-09-20  Jakub Jelinek  <jakub@redhat.com>
5624
5625	PR debug/33316
5626	* dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
5627	DECL_NAME.
5628	* dbxout.c (dbxout_type): Likewise.
5629
5630	PR c/33238
5631	PR c/27301
5632	* gimplify.c (gimplify_vla_decl): New function.
5633	(gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
5634	Call it.
5635	(gimplify_target_expr): Handle variable length TARGET_EXPRs.
5636
56372007-09-20  Richard Sandiford  <rsandifo@nildram.co.uk>
5638
5639	* doc/invoke.texi (-minterlink-mips16): Document.
5640	* config/mips/mips.opt (minterlink-mips16): New option.
5641	* config/mips/mips.c (mips_function_ok_for_sibcall): Handle
5642	-minterlink-mips16
5643
56442007-09-20  Joseph Myers  <joseph@codesourcery.com>
5645
5646	* doc/extend.texi (Attribute Syntax): Remove old speculative
5647	future direction.
5648
56492007-09-20  Mark Shinwell  <shinwell@codesourcery.com>
5650
5651	* combine.c: Include cgraph.h.
5652	(setup_incoming_promotions): Rework to allow more aggressive
5653	elimination of sign extensions when all call sites of the
5654	current function are known to lie within the current unit.
5655
56562007-09-20  Richard Sandiford  <rsandifo@nildram.co.uk>
5657
5658	* dse.c (find_shift_sequence): No-op rework of control flow.
5659
56602007-09-19  Richard Sandiford  <rsandifo@nildram.co.uk>
5661
5662	* config/mips/mips.c (build_mips16_call_stub): Tidy.  Fix second
5663	GPR for DCmode on 64-bit targets.  Remove redundant fallback.
5664
56652007-09-19  Andrew Pinski  <andrew_pinski@playstation.sony.com>
5666
5667	* cfgexpand.c (dump_stack_var_partition): Use the correct
5668	index for the offset.
5669
56702007-09-19  Joseph Myers  <joseph@codesourcery.com>
5671
5672	* config/mips/sde.h: Switch to GPLv3.
5673
56742007-09-19  Eric Botcazou  <ebotcazou@adacore.com>
5675
5676	* tree-sra.c (decide_block_copy): Decide if there are groups.
5677
56782007-09-19  Roman Zippel <zippel@linux-m68k.org>
5679
5680	* config/m68k/m68k.c (output_move_himode): Remove jump table
5681	recognition.
5682	config/m68k/m68k.md (lea): Likewise.
5683	* config/m68k/m68k.c (print_operand_address): Use simple pc
5684	relative addressing.
5685
56862007-09-19  Bernd Schmidt  <bernd.schmidt@analog.com>
5687
5688	* doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
5689	* final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
5690	default definition.
5691	(asm_insn_count): Pass template as second argument to it.
5692	* config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5693	* config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5694	* config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5695	* config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5696	* config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5697	(sh_insn_length_adjustment): Pass template as second argument to it.
5698	* config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
5699
5700	* config/bfin/bfin.md (define_asm_attributes): New.
5701
57022007-09-19  Jie Zhang  <jie.zhang@analog.com>
5703
5704	* config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
5705	to tm_file.
5706	* config/bfin/print-sysroot-suffix.sh: New.
5707	* config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
5708	(MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5709	MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5710	* config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
5711	(MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5712	MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5713	* config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
5714	(MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5715	MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5716	(linux-sysroot-suffix.h): New target.
5717	* config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
5718	(mspecld-anomaly): Likewise.
5719	* config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
5720	(enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
5721	BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
5722	BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
5723	(bfin_si_revision): Declare.
5724	(bfin_workarounds): Declare.
5725	(WA_SPECULATIVE_LOADS): Define.
5726	(ENABLE_WA_SPECULATIVE_LOADS): Define.
5727	(WA_SPECULATIVE_SYNCS): Define.
5728	(ENABLE_WA_SPECULATIVE_SYNCS): Define.
5729	* config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
5730	(LIB_SPEC): Add %s to the linker scripts.
5731	Use proper linker script for bf522, bf525, bf527,
5732	bf538, bf539, bf542, bf544, bf548, and bf549.
5733	* config/bfin/bfin.c (bfin_si_revision): Define.
5734	(bfin_workarounds): Define.
5735	(struct bfin_cpu): New.
5736	(bfin_cpus): New.
5737	(bfin_handle_option): Handle silicon revision part of -mcpu option.
5738	(override_options): Set bfin_workarounds.
5739	(length_for_loop): Replace TARGET_CSYNC_ANOMALY with
5740	ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
5741	ENABLE_WA_SPECULATIVE_LOADS.
5742	(bfin_reorg): Likewise.
5743	* config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5744	macros for bf522, bf525, bf527, bf538, bf539,
5745	bf542, bf544, bf548, and bf549.
5746	Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
5747	Don't define __ID_SHARED_LIB__ when -msep-data.
5748	(TARGET_DEFAULT): Define as 0.
5749	(DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
5750	* doc/invoke.texi (Blackfin Options): Document silicon
5751	revision part of -mcpu option and it now accepts bf522, bf525,
5752	bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
5753
57542007-09-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5755
5756	* alias.c (memory_modified_1): Deconstify.
5757	(memory_modified_in_insn_p): Don't use const_note_stores.
5758	* rtl.h (const_note_stores): Delete.
5759	* rtlanal.c (const_note_stores): Likewise.
5760
57612007-09-18  Richard Sandiford  <rsandifo@nildram.co.uk>
5762
5763	* dse.c (find_shift_sequence): Temporarily revert to forbidding
5764	word shifts.
5765
57662007-09-18  Rask Ingemann Lambertsen  <rask@sygehus.dk>
5767
5768	PR target/33388
5769	PR target/33397
5770	* config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
5771	(addsi_small_int): Likewise.
5772	(addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
5773	(one_cmplsi2): Likewise.
5774	(negsi2): Delete.
5775	(enter_func): Expand insn using hard_frame_pointer_rtx and
5776	stack_pointer_rtx.
5777	(*enter_func): New.
5778	* config/fr30/fr30.c (fr30_expand_prologue): Check for
5779	hard_frame_pointer_rtx instead of using REGNO() check.
5780	Properly sign extend GEN_INT() argument.
5781
57822007-09-18  Roman Zippel <zippel@linux-m68k.org>
5783
5784	* config/m68k/m68k.c (override_options): Remove USE_GAS,
5785	use %. syntax.
5786	(output_dbcc_and_branch, output_scc_di): Replace all jbcc
5787	alternatives with just jcc.
5788	* config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
5789	bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
5790	bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
5791	dbge_hi, dbge_si): Likewise.
5792
57932007-09-18  Roman Zippel <zippel@linux-m68k.org>
5794
5795	* config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
5796	bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
5797	bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
5798	bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
5799	bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
5800
58012007-09-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
5802
5803	* config/m68k/m68k-devices.def (51qe): New device.
5804	* config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit.  Add it
5805	to all uses of FL_FOR_isa_c for compatibility.
5806	(all_microarchs): Add cfv1 microarchitecture.
5807	(m68k_handle_option): Handle m51qe option.
5808	* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
5809	(TUNE_CFV1): New macro.
5810	(enum uarch_type): Add ucfv1.
5811	* doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
5812
58132007-09-18  Richard Guenther  <rguenther@suse.de>
5814
5815	PR tree-optimization/31863
5816	* tree-ssa-structalias.c (create_variable_info_for): Always
5817	free the fieldstack.
5818
58192007-09-18  Dorit Nuzman  <dorit@il.ibm.com>
5820
5821	* opts.c (decode_options): Enable vectorization under -O3.
5822
58232007-09-18  Richard Guenther  <rguenther@suse.de>
5824
5825	PR tree-optimization/33340
5826	* tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
5827	SSA_NAMEs that occur in abnormal PHI nodes.
5828
58292007-09-17  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5830
5831	* tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
5832	Don't use const_get_call_expr_in.
5833	* tree-gimple.c (const_get_call_expr_in): Delete.
5834	* tree-gimple.h (const_get_call_expr_in): Likewise.
5835
58362007-09-18  Richard Sandiford  <rsandifo@nildram.co.uk>
5837
5838	* df-scan.c (df_notes_rescan): Do nothing if the instruction does
5839	not yet have a basic block.
5840	* dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
5841
58422007-09-18  Richard Sandiford  <rsandifo@nildram.co.uk>
5843
5844	* config/mips/mips.c (mips_file_start): Add ".previous" directives
5845	to both ".section"s.
5846
58472007-09-17  Richard Sandiford  <rsandifo@nildram.co.uk>
5848
5849	* config/mips/mips.c (mips_output_mi_thunk): Use
5850	mips_function_ok_for_sibcall and const_call_insn_operand
5851	to determine if a direct sibcall is allowed.  Use
5852	mips_classify_symbol to determine a global pointer is needed.
5853
58542007-09-17  Richard Sandiford  <rsandifo@nildram.co.uk>
5855
5856	* config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
5857
58582007-09-17  Chao-ying Fu  <fu@mips.com>
5859	    Nigel Stephens  <nigel@mips.com>
5860
5861	* config/fixed-bit.h: New file.
5862	* config/fixed-bit.c: New file.
5863	* doc/libgcc.texi (Fixed-point fractional library routines): New node.
5864
58652007-09-18  Jakub Jelinek  <jakub@redhat.com>
5866
5867	* c-format.h (format_kind_info): Add alloc_char field.
5868	* c-format.c (scanf_flag_specs): Add 'm'.
5869	(scanf_flag_pairs): Add 'a', 'm' pair.
5870	(scan_char_table): Allow 'm' modifier for c, s, [, C and S.
5871	(format_types_orig): Add alloc_char fields.
5872	(check_format_info_main): Rename aflag to alloc_flag.
5873	Handle fki->alloc_char. modifier after width and before length
5874	modifiers.  Move FMT_FLAG_SCANF_A_KLUDGE handling before
5875	length modifiers as well.
5876	* config/sol2-c.c (solaris_format_types): Add alloc_char field.
5877
5878	PR middle-end/33423
5879	* builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
5880	returned by build_call_expr.
5881
58822007-09-17  Eric Botcazou  <ebotcazou@adacore.com>
5883
5884	* tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
5885	NULL for variable-sized records too.
5886	(sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
5887
58882007-09-17  Tom Tromey  <tromey@redhat.com>
5889
5890	* c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
5891	(c_builtin_function): Likewise.
5892	(grokdeclarator): Likewise.
5893
58942007-09-17  Zdenek Dvorak  <ook@ucw.cz>
5895
5896	PR rtl-optimization/26449
5897	* loop-invariant.c (move_invariant_reg): Do not use force_operand.
5898	(seq_insns_valid_p): Removed.
5899
59002007-09-17  Eric Botcazou  <ebotcazou@adacore.com>
5901
5902	* tree-nomudflap.c (gate_mudflap): New static function.
5903	(pass_mudflap_1): Use it as gate function.
5904	(pass_mudflap_2): Likewise.
5905
59062007-09-17  Jan Hubicka  <jh@suse.cz>
5907
5908	PR middle-end/33348
5909	PR target/33406
5910	* loop-invariant.c (move_invariant_reg): Unshare sequence.
5911
59122007-09-17  Victor Kaplansky  <victork@il.ibm.com>
5913
5914	PR tree-optimization/33319
5915	* tree-vect-analyze.c (vect_same_range_drs): New.
5916	(vect_vfa_range_equal): New.
5917	(vect_is_duplicate_ddr): Removed.
5918	(vect_mark_for_runtime_alias_test): Do not perform marking when
5919	optimizing for size or max_param for alias checking is zero.
5920	Move the function before vect_analyze_data_ref_dependence.
5921	(vect_analyze_data_ref_dependence): Add call to
5922	vect_mark_for_runtime_alias_test in two cases when dependence
5923	is not clear.
5924	(vect_analyze_data_ref_dependences): Do not call to
5925	vect_mark_for_runtime_alias_test.
5926	(vect_prune_runtime_alias_test_list): New.
5927	(vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
5928	* tree-vect-transform.c (vect_estimate_min_profitable_iters):
5929	Update vec_outside_cost.
5930	(vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
5931	(vect_create_cond_for_alias_checks): Build the base address of data
5932	reference from DR_GROUP_FIRST_DR.
5933	(vect_loop_versioning): New.
5934	(vect_transform_loop): Add a call to vect_loop_versioning.
5935	Remove factored out code.
5936
59372007-09-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5938
5939	PR middle-end/33273
5940	* expr.c (store_expr): Call adjust_address to change mode of dest_mem
5941	to BLKmode.
5942
59432007-09-16  Richard Sandiford  <rsandifo@nildram.co.uk>
5944
5945	* dse.c (find_shift_sequence): Allow word as well as subword shifts.
5946	Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
5947	Fix the call to insn_rtx_cost.  Skip access sizes that require a
5948	real truncation of the store register.  Use convert_move instead
5949	of gen_lowpart when narrowing the result.
5950	(replace_read): Use convert_move instead of gen_lowpart when
5951	narrowing the store rhs.
5952
59532007-09-16  Richard Sandiford  <rsandifo@nildram.co.uk>
5954
5955	* config/mips/mips.md (SHORT): Fix long line.
5956	(SUBDI): New mode iterator.  Extend the shift-and-truncate insns
5957	to QImode and HImode.
5958
59592007-09-16  Richard Sandiford  <rsandifo@nildram.co.uk>
5960
5961	* config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
5962
59632007-09-15  Zdenek Dvorak  <ook@ucw.cz>
5964
5965	* tree-parloops.c: New file.
5966	* tree-ssa-operands.h (free_stmt_operands): Declare.
5967	* tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
5968	block.
5969	* tree-pass.h (pass_parallelize_loops): Declare.
5970	* omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
5971	virtual operands.
5972	(build_omp_regions_1): Allow analysing just a single OMP region and
5973	its subregions.
5974	( build_omp_regions_root, omp_expand_local): New functions.
5975	(build_omp_regions): Add argument to build_omp_regions_1 call.
5976	* builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
5977	autoparallelization is run.
5978	* timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
5979	* tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
5980	pass_parallelize_loops): New.
5981	* common.opt (ftree-parallelize-loops): New.
5982	* tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
5983	parallelize_loops): Declare.
5984	(add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
5985	* Makefile.in (tree-parloops.o): Added.
5986	* tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
5987	New functions.
5988	(add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
5989	(add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
5990	one extra edge as well.
5991	(tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
5992	Use VEC_free to free doms vector.
5993	(move_block_to_fn): Update loop info. Remove phi nodes for virtual
5994	operands.  Recompute operand caches in the new function.
5995	(move_sese_region_to_fn): Update loop info.
5996	* passes.c (init_optimization_passes): Add pass_parallelize_loops.
5997	* tree-ssa-operands.c (free_stmt_operands): New function.
5998
5999	* doc/passes.texi: Document autoparallelization.
6000	* doc/invoke.texi (-ftree-parallelize-loops): New option.
6001
60022007-09-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
6003
6004	PR target/33062
6005	* pa.c (function_value): Use GET_MODE_BITSIZE instead of
6006	TYPE_PRECISION.
6007
60082007-09-15  Dorit Nuzman  <dorit@il.ibm.com>
6009
6010	* tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
6011	the VEC is not NULL.
6012	(vectorizable_type_demotion, vectorizable_type_promotion): Check that
6013	get_vectype_for_scalar_type succeeded.
6014	(vectorizable_conversion): Likewise.
6015
60162007-09-14  Jan Hubicka  <jh@suse.cz>
6017
6018	* config/i386/i386.md (*floatdi<mode>2_i387): Guard against
6019	TARGET_64BIT.
6020
60212007-09-14  Uros Bizjak  <ubizjak@gmail.com>
6022
6023	PR target/33438
6024	* config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
6025	register when operands[2] equals operands[1].
6026	(remainderxf3): Ditto.
6027
60282007-09-14  Sandra Loosemore  <sandra@codesourcery.com>
6029	    Nigel Stephens  <nigel@mips.com>
6030
6031	* doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
6032	* unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
6033	(_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to declaration.
6034	(_Unwind_ForcedUnwind): Likewise.
6035	(_Unwind_Resume): Likewise.
6036	(_Unwind_Resume_or_Rethrow): Likewise.
6037	(_Unwind_Backtrace): Likewise.
6038	(_Unwind_SjLj_RaiseException): Likewise.
6039	(_Unwind_SjLj_ForcedUnwind): Likewise.
6040	(_Unwind_SjLj_Resume): Likewise.
6041	(_Unwind_SjLj_Resume_or_Rethrow): Likewise.
6042	* unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
6043	to definition.
6044	(_Unwind_ForcedUnwind): Likewise.
6045	(_Unwind_Resume): Likewise.
6046	(_Unwind_Resume_or_Rethrow): Likewise.
6047	(_Unwind_Backtrace): Likewise.
6048	* unwind-compat.c (_Unwind_Backtrace): Likewise.
6049	(_Unwind_ForcedUnwind): Likewise.
6050	(_Unwind_RaiseException): Likewise.
6051	(_Unwind_Resume): Likewise.
6052	(_Unwind_Resume_or_Rethrow): Likewise.
6053
6054	* config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
6055	nomips16 mode when IN_LIBGCC2 with hard float.
6056
60572007-09-14  Richard Sandiford  <rsandifo@nildram.co.uk>
6058
6059	* config/mips/sdemtk.opt: Update to GPLv3.
6060	* config/mips/sdemtk.h: Likewise.
6061
60622007-09-14  Nigel Stephens  <nigel@mips.com>
6063
6064	* config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
6065	MIPS_ISA_DEFAULT appropriately.  Don't make soft-float the default
6066	for mipsisa32-*-linux*.
6067
60682007-09-14  Nigel Stephens  <nigel@mips.com>
6069	    David Ung  <davidu@mips.com>
6070	    Thiemo Seufer  <ths@mips.com>
6071	    Richard Sandiford  <richard@codesourcery.com>
6072
6073	* config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
6074	* configure.ac: Add a mipssde threading type.
6075	* configure: Regenerate.
6076	* config/mips/sdemtk.h: New file.
6077	* config/mips/t-sdemtk: Likewise.
6078	* config/mips/sdemtk.opt: Likewise.
6079	* gthr-mipssde.h: Likewise.
6080	* config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
6081	* config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
6082	(MIPS_ICACHE_SYNC): New macro, split from ...
6083	* config/mips/mips.md (clear_cache): ...here.
6084	* config/mips/mips.c (mips_save_reg_p): Check
6085	MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
6086	(build_mips16_function_stub): Use targetm.strip_name_encoding.
6087	(build_mips16_call_stub): Likewise.
6088
60892007-09-14  Richard Sandiford  <richard@codesourcery.com>
6090
6091	* Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
6092
60932007-09-14  Jakub Jelinek  <jakub@redhat.com>
6094
6095	PR target/32337
6096	* config/ia64/ia64.c (find_gr_spill): Don't decrement
6097	current_frame_info.n_local_regs.  Don't return emitted local regs.
6098	(ia64_compute_frame_size): Improve unwind hack to put
6099	RP, PFS, FP in that order by allowing some of the registers
6100	been already emitted, as long as they are emitted to the
6101	desired register.
6102
61032007-09-14  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
6104
6105	* config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
6106	vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
6107	vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
6108
61092007-09-13  Eric Christopher  <echristo@apple.com>
6110	    Kenneth Zadeck <zadeck@naturalbridge.com>
6111
6112	* dse.c (find_shift_sequence): New function.
6113	(replace_read): Add case to remove read if it requires shift.
6114	* config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
6115
61162007-09-13  Tom Tromey  <tromey@redhat.com>
6117
6118	* c-common.c (fname_as_string): Update.
6119	* c-parser.c (c_parser) <lex_untranslated_string>: New field.
6120	(c_lex_one_token): Update.  Add 'parser' argument.
6121	(c_parser_simple_asm_expr): Update.
6122	(c_parser_attributes): Update.
6123	(c_parser_asm_statement): Update.
6124	(c_parser_asm_operands): Update.
6125	(c_parser_peek_token): Update.
6126	(c_parser_peek_2nd_token): Update.
6127	* c-lex.c (c_lex_string_translate): Remove.
6128	(c_lex_return_raw_strings): Likewise.
6129	(c_lex_with_flags): Added 'lex_flags' argument.
6130	(lex_string): Added 'translate' argument.
6131	* c-pragma.h (c_lex_with_flags): Update.
6132	(c_lex_string_translate, c_lex_return_raw_strings): Remove.
6133	(C_LEX_STRING_NO_TRANSLATE): New define.
6134	(C_LEX_RAW_STRINGS): Likewise.
6135
61362007-09-13  Bernd Schmidt  <bernd.schmidt@analog.com>
6137
6138	From Jie Zhang:
6139	* config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
6140	BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
6141	BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
6142	(bfin_init_builtins): Initialize __builtin_bfin_ones,
6143	__builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
6144	__builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
6145	__builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
6146	__builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
6147	__builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
6148	(bdesc_1arg): Add __builtin_bfin_ones.
6149	(bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
6150	__builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
6151	and __builtin_bfin_csqu_fr16.
6152	* config/bfin/bfin.md (UNSPEC_ONES): New constant.
6153	(ones): New define_insn.
6154	(ssaddhi3_parts): New define_insn.
6155	(sssubhi3_parts): New define_insn.
6156	(flag_mulhi_parts): New define_insn.
6157
61582007-09-13  Seongbae Park <seongbae.park@gmail.com>
6159
6160	* common.opt (femit-class-debug-always): Turn off by default.
6161
61622007-09-13  Bernd Schmidt  <bernd.schmidt@analog.com>
6163
6164	* config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
6165	* config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
6166
61672007-09-13  James E. Wilson  <wilson@specifix.com>
6168
6169	PR tree-optimization/33389
6170	* tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
6171	then set build_loads before returning.
6172
61732007-09-13  Sandra Loosemore  <sandra@codesourcery.com>
6174	    David Ung  <davidu@mips.com>
6175
6176	* config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
6177	{d}addiu and a negative	immediate such that it works with MIPS16
6178	instructions.
6179
61802007-09-13  H.J. Lu  <hongjiu.lu@intel.com>
6181
6182	PR bootstrap/33418
6183	* configure.ac (ld_vers): Support Linux linker.
6184	* configure: Regenerated.
6185
61862007-09-13  Richard Sandiford  <richard@codesourcery.com>
6187	    Sandra Loosemore <sandra@codesourcery.com>
6188
6189	* config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
6190	(SYMBOL_REF_MIPS16_FUNC_P): Delete.
6191	* config/mips/mips.c (mips_attribute_table): Turn mips16 and
6192	nomips16 into decl attributes.
6193	(TARGET_INSERT_ATTRIBUTES): Override.
6194	(TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
6195	(TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
6196	(mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
6197	(mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
6198	(mips_comp_type_attributes): Remove mips16 and nomips16 handling.
6199	(mips_use_mips16_mode_p): Reimplement as a function that takes
6200	a decl and considers only decl attributes.  If the decl is nested
6201	function, use its parent attributes.
6202	(mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
6203	instead of SYMBOL_REF_MIPS16_FUNC_P.
6204	(mips_set_mips16_mode): Move call to sorry here from old
6205	mips_use_mips16_mode_p.
6206	(mflip_mips16_entry): New structure.
6207	(mflip_mips16_htab): New variable.
6208	(mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
6209	(mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
6210	(mips_merge_decl_attributes): New function.
6211	(mips_set_current_function): Reinstate call to mips_set_mips16_mode.
6212	Use mips_use_mips16_mode_p.
6213	(mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
6214	SYMBOL_REF_MIPS16_FUNC_P.
6215	(mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
6216
62172007-09-13  Richard Sandiford  <richard@codesourcery.com>
6218
6219	* c-parser.c (c_parser_struct_declaration): Check for a null return.
6220
62212007-09-13  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
6222
6223	PR driver/33309
6224	* gcc.c (xputenv): Make argument const, and use CONST_CAST.
6225
62262007-09-12  Michael Meissner  <michael.meissner@amd.com>
6227	    Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>
6228	    Tony Linthicum  <tony.linthicum@amd.com>
6229
6230	* tree.h (function_args_iterator): New type to iterate over
6231	function arguments.
6232	(FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
6233	function arguments providing a pointer to the argument.
6234	(FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
6235	function arguments providing the argument.
6236	(function_args_iter_init): Inline function to initialize
6237	function_args_iterator.
6238	(function_args_iter_cond_ptr): Inline function to return the next
6239	pointer to hold the argument.
6240	(function_args_iter_cond): Inline function to return the next
6241	argument.
6242	(function_args_iter_cond_next): Advance the function args iterator.
6243	(stdarg_p): New function, return true if variable argument function.
6244	(prototype_p): New function, return true if function is prototyped.
6245	(function_args_count): New function, count the number of arguments
6246	of a function.
6247
6248	* tree.c (stdarg_p): New function, return true if variable
6249	argument function.
6250	(prototype_p): New function, return true if function is prototyped.
6251
6252	* config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6253	(TARGET_ROUND): New macro for the round/ptest instructions which
6254	are shared between SSE4.1 and SSE5.
6255	(OPTION_MASK_ISA_ROUND): Ditto.
6256	(OPTION_ISA_ROUND): Ditto.
6257	(TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6258	(TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6259
6260	* config/i386/i386.opt (-msse5): New switch for SSE5 support.
6261	(-mfused-madd): New switch to give users control over whether the
6262	compiler optimizes to use the multiply/add SSE5 instructions.
6263
6264	* config/i386/i386.c (m_AMD_MULTIPLE): Rename from
6265	m_ATHLON_K8_AMDFAM10, and change all uses.
6266	(enum pta_flags): Add PTA_SSE5.
6267	(ix86_handle_option): Turn off 3dnow if -msse5.
6268	(override_options): Add SSE5 support.
6269	(print_operand): %Y prints comparison codes for SSE5 com/pcom
6270	instructions.
6271	(ix86_expand_sse_movcc): Add SSE5 support.
6272	(ix86_expand_sse5_unpack): New function to use pperm to unpack a
6273	vector type to the next largest size.
6274	(ix86_expand_sse5_pack): New function to use pperm to pack a
6275	vector type to the next smallest size.
6276	(IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6277	(IX86_BUILTIN_FMADDSD): Ditto.
6278	(IX86_BUILTIN_FMADDPS): Ditto.
6279	(IX86_BUILTIN_FMADDPD): Ditto.
6280	(IX86_BUILTIN_FMSUBSS): Ditto.
6281	(IX86_BUILTIN_FMSUBSD): Ditto.
6282	(IX86_BUILTIN_FMSUBPS): Ditto.
6283	(IX86_BUILTIN_FMSUBPD): Ditto.
6284	(IX86_BUILTIN_FNMADDSS): Ditto.
6285	(IX86_BUILTIN_FNMADDSD): Ditto.
6286	(IX86_BUILTIN_FNMADDPS): Ditto.
6287	(IX86_BUILTIN_FNMADDPD): Ditto.
6288	(IX86_BUILTIN_FNMSUBSS): Ditto.
6289	(IX86_BUILTIN_FNMSUBSD): Ditto.
6290	(IX86_BUILTIN_FNMSUBPS): Ditto.
6291	(IX86_BUILTIN_FNMSUBPD): Ditto.
6292	(IX86_BUILTIN_PCMOV_V2DI): Ditto.
6293	(IX86_BUILTIN_PCMOV_V4SI): Ditto.
6294	(IX86_BUILTIN_PCMOV_V8HI): Ditto.
6295	(IX86_BUILTIN_PCMOV_V16QI): Ditto.
6296	(IX86_BUILTIN_PCMOV_V4SF): Ditto.
6297	(IX86_BUILTIN_PCMOV_V2DF): Ditto.
6298	(IX86_BUILTIN_PPERM): Ditto.
6299	(IX86_BUILTIN_PERMPS): Ditto.
6300	(IX86_BUILTIN_PERMPD): Ditto.
6301	(IX86_BUILTIN_PMACSSWW): Ditto.
6302	(IX86_BUILTIN_PMACSWW): Ditto.
6303	(IX86_BUILTIN_PMACSSWD): Ditto.
6304	(IX86_BUILTIN_PMACSWD): Ditto.
6305	(IX86_BUILTIN_PMACSSDD): Ditto.
6306	(IX86_BUILTIN_PMACSDD): Ditto.
6307	(IX86_BUILTIN_PMACSSDQL): Ditto.
6308	(IX86_BUILTIN_PMACSSDQH): Ditto.
6309	(IX86_BUILTIN_PMACSDQL): Ditto.
6310	(IX86_BUILTIN_PMACSDQH): Ditto.
6311	(IX86_BUILTIN_PMADCSSWD): Ditto.
6312	(IX86_BUILTIN_PMADCSWD): Ditto.
6313	(IX86_BUILTIN_PHADDBW): Ditto.
6314	(IX86_BUILTIN_PHADDBD): Ditto.
6315	(IX86_BUILTIN_PHADDBQ): Ditto.
6316	(IX86_BUILTIN_PHADDWD): Ditto.
6317	(IX86_BUILTIN_PHADDWQ): Ditto.
6318	(IX86_BUILTIN_PHADDDQ): Ditto.
6319	(IX86_BUILTIN_PHADDUBW): Ditto.
6320	(IX86_BUILTIN_PHADDUBD): Ditto.
6321	(IX86_BUILTIN_PHADDUBQ): Ditto.
6322	(IX86_BUILTIN_PHADDUWD): Ditto.
6323	(IX86_BUILTIN_PHADDUWQ): Ditto.
6324	(IX86_BUILTIN_PHADDUDQ): Ditto.
6325	(IX86_BUILTIN_PHSUBBW): Ditto.
6326	(IX86_BUILTIN_PHSUBWD): Ditto.
6327	(IX86_BUILTIN_PHSUBDQ): Ditto.
6328	(IX86_BUILTIN_PROTB): Ditto.
6329	(IX86_BUILTIN_PROTW): Ditto.
6330	(IX86_BUILTIN_PROTD): Ditto.
6331	(IX86_BUILTIN_PROTQ): Ditto.
6332	(IX86_BUILTIN_PROTB_IMM): Ditto.
6333	(IX86_BUILTIN_PROTW_IMM): Ditto.
6334	(IX86_BUILTIN_PROTD_IMM): Ditto.
6335	(IX86_BUILTIN_PROTQ_IMM): Ditto.
6336	(IX86_BUILTIN_PSHLB): Ditto.
6337	(IX86_BUILTIN_PSHLW): Ditto.
6338	(IX86_BUILTIN_PSHLD): Ditto.
6339	(IX86_BUILTIN_PSHLQ): Ditto.
6340	(IX86_BUILTIN_PSHAB): Ditto.
6341	(IX86_BUILTIN_PSHAW): Ditto.
6342	(IX86_BUILTIN_PSHAD): Ditto.
6343	(IX86_BUILTIN_PSHAQ): Ditto.
6344	(IX86_BUILTIN_FRCZSS): Ditto.
6345	(IX86_BUILTIN_FRCZSD): Ditto.
6346	(IX86_BUILTIN_FRCZPS): Ditto.
6347	(IX86_BUILTIN_FRCZPD): Ditto.
6348	(IX86_BUILTIN_CVTPH2PS): Ditto.
6349	(IX86_BUILTIN_CVTPS2PH): Ditto.
6350	(IX86_BUILTIN_COMEQSS): Ditto.
6351	(IX86_BUILTIN_COMNESS): Ditto.
6352	(IX86_BUILTIN_COMLTSS): Ditto.
6353	(IX86_BUILTIN_COMLESS): Ditto.
6354	(IX86_BUILTIN_COMGTSS): Ditto.
6355	(IX86_BUILTIN_COMGESS): Ditto.
6356	(IX86_BUILTIN_COMUEQSS): Ditto.
6357	(IX86_BUILTIN_COMUNESS): Ditto.
6358	(IX86_BUILTIN_COMULTSS): Ditto.
6359	(IX86_BUILTIN_COMULESS): Ditto.
6360	(IX86_BUILTIN_COMUGTSS): Ditto.
6361	(IX86_BUILTIN_COMUGESS): Ditto.
6362	(IX86_BUILTIN_COMORDSS): Ditto.
6363	(IX86_BUILTIN_COMUNORDSS): Ditto.
6364	(IX86_BUILTIN_COMFALSESS): Ditto.
6365	(IX86_BUILTIN_COMTRUESS): Ditto.
6366	(IX86_BUILTIN_COMEQSD): Ditto.
6367	(IX86_BUILTIN_COMNESD): Ditto.
6368	(IX86_BUILTIN_COMLTSD): Ditto.
6369	(IX86_BUILTIN_COMLESD): Ditto.
6370	(IX86_BUILTIN_COMGTSD): Ditto.
6371	(IX86_BUILTIN_COMGESD): Ditto.
6372	(IX86_BUILTIN_COMUEQSD): Ditto.
6373	(IX86_BUILTIN_COMUNESD): Ditto.
6374	(IX86_BUILTIN_COMULTSD): Ditto.
6375	(IX86_BUILTIN_COMULESD): Ditto.
6376	(IX86_BUILTIN_COMUGTSD): Ditto.
6377	(IX86_BUILTIN_COMUGESD): Ditto.
6378	(IX86_BUILTIN_COMORDSD): Ditto.
6379	(IX86_BUILTIN_COMUNORDSD): Ditto.
6380	(IX86_BUILTIN_COMFALSESD): Ditto.
6381	(IX86_BUILTIN_COMTRUESD): Ditto.
6382	(IX86_BUILTIN_COMEQPS): Ditto.
6383	(IX86_BUILTIN_COMNEPS): Ditto.
6384	(IX86_BUILTIN_COMLTPS): Ditto.
6385	(IX86_BUILTIN_COMLEPS): Ditto.
6386	(IX86_BUILTIN_COMGTPS): Ditto.
6387	(IX86_BUILTIN_COMGEPS): Ditto.
6388	(IX86_BUILTIN_COMUEQPS): Ditto.
6389	(IX86_BUILTIN_COMUNEPS): Ditto.
6390	(IX86_BUILTIN_COMULTPS): Ditto.
6391	(IX86_BUILTIN_COMULEPS): Ditto.
6392	(IX86_BUILTIN_COMUGTPS): Ditto.
6393	(IX86_BUILTIN_COMUGEPS): Ditto.
6394	(IX86_BUILTIN_COMORDPS): Ditto.
6395	(IX86_BUILTIN_COMUNORDPS): Ditto.
6396	(IX86_BUILTIN_COMFALSEPS): Ditto.
6397	(IX86_BUILTIN_COMTRUEPS): Ditto.
6398	(IX86_BUILTIN_COMEQPD): Ditto.
6399	(IX86_BUILTIN_COMNEPD): Ditto.
6400	(IX86_BUILTIN_COMLTPD): Ditto.
6401	(IX86_BUILTIN_COMLEPD): Ditto.
6402	(IX86_BUILTIN_COMGTPD): Ditto.
6403	(IX86_BUILTIN_COMGEPD): Ditto.
6404	(IX86_BUILTIN_COMUEQPD): Ditto.
6405	(IX86_BUILTIN_COMUNEPD): Ditto.
6406	(IX86_BUILTIN_COMULTPD): Ditto.
6407	(IX86_BUILTIN_COMULEPD): Ditto.
6408	(IX86_BUILTIN_COMUGTPD): Ditto.
6409	(IX86_BUILTIN_COMUGEPD): Ditto.
6410	(IX86_BUILTIN_COMORDPD): Ditto.
6411	(IX86_BUILTIN_COMUNORDPD): Ditto.
6412	(IX86_BUILTIN_COMFALSEPD): Ditto.
6413	(IX86_BUILTIN_COMTRUEPD): Ditto.
6414	(IX86_BUILTIN_PCOMEQUB): Ditto.
6415	(IX86_BUILTIN_PCOMNEUB): Ditto.
6416	(IX86_BUILTIN_PCOMLTUB): Ditto.
6417	(IX86_BUILTIN_PCOMLEUB): Ditto.
6418	(IX86_BUILTIN_PCOMGTUB): Ditto.
6419	(IX86_BUILTIN_PCOMGEUB): Ditto.
6420	(IX86_BUILTIN_PCOMFALSEUB): Ditto.
6421	(IX86_BUILTIN_PCOMTRUEUB): Ditto.
6422	(IX86_BUILTIN_PCOMEQUW): Ditto.
6423	(IX86_BUILTIN_PCOMNEUW): Ditto.
6424	(IX86_BUILTIN_PCOMLTUW): Ditto.
6425	(IX86_BUILTIN_PCOMLEUW): Ditto.
6426	(IX86_BUILTIN_PCOMGTUW): Ditto.
6427	(IX86_BUILTIN_PCOMGEUW): Ditto.
6428	(IX86_BUILTIN_PCOMFALSEUW): Ditto.
6429	(IX86_BUILTIN_PCOMTRUEUW): Ditto.
6430	(IX86_BUILTIN_PCOMEQUD): Ditto.
6431	(IX86_BUILTIN_PCOMNEUD): Ditto.
6432	(IX86_BUILTIN_PCOMLTUD): Ditto.
6433	(IX86_BUILTIN_PCOMLEUD): Ditto.
6434	(IX86_BUILTIN_PCOMGTUD): Ditto.
6435	(IX86_BUILTIN_PCOMGEUD): Ditto.
6436	(IX86_BUILTIN_PCOMFALSEUD): Ditto.
6437	(IX86_BUILTIN_PCOMTRUEUD): Ditto.
6438	(IX86_BUILTIN_PCOMEQUQ): Ditto.
6439	(IX86_BUILTIN_PCOMNEUQ): Ditto.
6440	(IX86_BUILTIN_PCOMLTUQ): Ditto.
6441	(IX86_BUILTIN_PCOMLEUQ): Ditto.
6442	(IX86_BUILTIN_PCOMGTUQ): Ditto.
6443	(IX86_BUILTIN_PCOMGEUQ): Ditto.
6444	(IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6445	(IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6446	(IX86_BUILTIN_PCOMEQB): Ditto.
6447	(IX86_BUILTIN_PCOMNEB): Ditto.
6448	(IX86_BUILTIN_PCOMLTB): Ditto.
6449	(IX86_BUILTIN_PCOMLEB): Ditto.
6450	(IX86_BUILTIN_PCOMGTB): Ditto.
6451	(IX86_BUILTIN_PCOMGEB): Ditto.
6452	(IX86_BUILTIN_PCOMFALSEB): Ditto.
6453	(IX86_BUILTIN_PCOMTRUEB): Ditto.
6454	(IX86_BUILTIN_PCOMEQW): Ditto.
6455	(IX86_BUILTIN_PCOMNEW): Ditto.
6456	(IX86_BUILTIN_PCOMLTW): Ditto.
6457	(IX86_BUILTIN_PCOMLEW): Ditto.
6458	(IX86_BUILTIN_PCOMGTW): Ditto.
6459	(IX86_BUILTIN_PCOMGEW): Ditto.
6460	(IX86_BUILTIN_PCOMFALSEW): Ditto.
6461	(IX86_BUILTIN_PCOMTRUEW): Ditto.
6462	(IX86_BUILTIN_PCOMEQD): Ditto.
6463	(IX86_BUILTIN_PCOMNED): Ditto.
6464	(IX86_BUILTIN_PCOMLTD): Ditto.
6465	(IX86_BUILTIN_PCOMLED): Ditto.
6466	(IX86_BUILTIN_PCOMGTD): Ditto.
6467	(IX86_BUILTIN_PCOMGED): Ditto.
6468	(IX86_BUILTIN_PCOMFALSED): Ditto.
6469	(IX86_BUILTIN_PCOMTRUED): Ditto.
6470	(IX86_BUILTIN_PCOMEQQ): Ditto.
6471	(IX86_BUILTIN_PCOMNEQ): Ditto.
6472	(IX86_BUILTIN_PCOMLTQ): Ditto.
6473	(IX86_BUILTIN_PCOMLEQ): Ditto.
6474	(IX86_BUILTIN_PCOMGTQ): Ditto.
6475	(IX86_BUILTIN_PCOMGEQ): Ditto.
6476	(IX86_BUILTIN_PCOMFALSEQ): Ditto.
6477	(IX86_BUILTIN_PCOMTRUEQ): Ditto.
6478	(bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
6479	OPTION_MASK_ISA_ROUND for instructions that are shared between
6480	SSE4.1 and SSE5.
6481	(bdesc_2arg): Ditto.
6482	(bdesc_sse_3arg): Ditto.
6483	(enum multi_arg_type): New enum for describing the various SSE5
6484	intrinsic argument types.
6485	(bdesc_multi_arg): New table for SSE5 intrinsics.
6486	(ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6487	(ix86_expand_multi_arg_builtin): New function for creating SSE5
6488	intrinsics.
6489	(ix86_expand_builtin): Add SSE5 intrinsic support.
6490	(ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6491	operand instructions.
6492	(ix86_expand_sse5_multiple_memory): New function to split the
6493	second memory reference from SSE5 instructions.
6494	(type_has_variadic_args_p): Delete in favor of stdarg_p.
6495	(ix86_return_pops_args): Use stdarg_p to determine if the function
6496	has variable arguments.
6497	(ix86_setup_incoming_varargs): Ditto.
6498	(x86_this_parameter): Ditto.
6499
6500	* config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6501	declaration.
6502	(ix86_expand_sse5_pack): Ditto.
6503	(ix86_sse5_valid_op_p): Ditto.
6504	(ix86_expand_sse5_multiple_memory): Ditto.
6505
6506	* config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6507	constant for SSE5 support.
6508	(UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6509	(UNSPEC_SSE5_TRUEFALSE): Ditto.
6510	(UNSPEC_SSE5_PERMUTE): Ditto.
6511	(UNSPEC_SSE5_ASHIFT): Ditto.
6512	(UNSPEC_SSE5_LSHIFT): Ditto.
6513	(UNSPEC_FRCZ): Ditto.
6514	(UNSPEC_CVTPH2PS): Ditto.
6515	(UNSPEC_CVTPS2PH): Ditto.
6516	(PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6517	(PCOM_TRUE): Ditto.
6518	(COM_FALSE_S): Ditto.
6519	(COM_FALSE_P): Ditto.
6520	(COM_TRUE_S): Ditto.
6521	(COM_TRUE_P): Ditto.
6522	(type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6523	(unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6524	types.
6525	(memory attribute): Ditto.
6526	(sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6527	Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6528	(rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6529	(floor<mode>2): Ditto.
6530	(ceil<mode>2): Ditto.
6531	(btrunc<mode>2): Ditto.
6532	(nearbyintdf2): Ditto.
6533	(nearbyintsf2): Ditto.
6534	(sse_setccsf): Disable if SSE5.
6535	(sse_setccdf): Ditto.
6536	(sse5_setcc<mode>): New support for SSE5 conditional move.
6537	(sse5_pcmov_<mode>): Ditto.
6538
6539	* config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6540	(SSEMODEF4): Ditto.
6541	(SSEMODEF2P): Ditto.
6542	(ssemodesuffixf4): New mode attribute for SSE5.
6543	(ssemodesuffixf2s): Ditto.
6544	(ssemodesuffixf2c): Ditto.
6545	(sserotatemax): Ditto.
6546	(ssescalarmode): Ditto.
6547	(sse_maskcmpv4sf3): Disable if SSE5.
6548	(sse_maskcmpv2df3): Ditto.
6549	(sse_vmmaskcmpv4sf3): Ditto.
6550	(sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
6551	instructions.
6552	(sse5_vmfmadd<mode>4): Ditto.
6553	(sse5_fmsub<mode>4): Ditto.
6554	(sse5_vmfmsub<mode>4): Ditto.
6555	(sse5_fnmadd<mode>4): Ditto.
6556	(sse5_vmfnmadd<mode>4): Ditto.
6557	(sse5_fnmsub<mode>4): Ditto.
6558	(sse5_vmfnmsub<mode>4): Ditto.
6559	(sse5i_fmadd<mode>4): Ditto.
6560	(sse5i_fmsub<mode>4): Ditto.
6561	(sse5i_fnmadd<mode>4): Ditto.
6562	(sse5i_fnmsub<mode>4): Ditto.
6563	(sse5i_vmfmadd<mode>4): Ditto.
6564	(sse5i_vmfmsub<mode>4): Ditto.
6565	(sse5i_vmfnmadd<mode>4): Ditto.
6566	(sse5i_vmfnmsub<mode>4): Ditto.
6567	(mulv16qi3): Add SSE5 support.
6568	(mulv4si3): Ditto.
6569	(sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6570	(sse2_mulv4si3): Disable if SSE5.
6571	(sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6572	(sse4_1_roundps): Ditto.
6573	(sse4_1_roundsd): Ditto.
6574	(sse4_1_roundss): Ditto.
6575	(sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6576	be generated.
6577	(sse_maskcmpsf3): Ditto.
6578	(sse_vmmaskcmpv4sf3): Ditto.
6579	(sse2_maskcmpv2df3): Ditto.
6580	(sse2_maskcmpdf3): Ditto.
6581	(sse2_vmmaskcmpv2df3): Ditto.
6582	(sse2_eq<mode>3): Ditto.
6583	(sse2_gt<mode>3): Ditto.
6584	(sse5_pcmov_<mode>): Add SSE5 support.
6585	(vec_unpacku_hi_v16qi): Ditto.
6586	(vec_unpacks_hi_v16qi): Ditto.
6587	(vec_unpacku_lo_v16qi): Ditto.
6588	(vec_unpacks_lo_v16qi): Ditto.
6589	(vec_unpacku_hi_v8hi): Ditto.
6590	(vec_unpacks_hi_v8hi): Ditto.
6591	(vec_unpacku_lo_v8hi): Ditto.
6592	(vec_unpacks_lo_v8hi): Ditto.
6593	(vec_unpacku_hi_v4si): Ditto.
6594	(vec_unpacks_hi_v4si): Ditto.
6595	(vec_unpacku_lo_v4si): Ditto.
6596	(vec_unpacks_lo_v4si): Ditto.
6597	(sse5_pmacsww): New SSE5 intrinsic insn.
6598	(sse5_pmacssww): Ditto.
6599	(sse5_pmacsdd): Ditto.
6600	(sse5_pmacssdd): Ditto.
6601	(sse5_pmacssdql): Ditto.
6602	(sse5_pmacssdqh): Ditto.
6603	(sse5_pmacsdqh): Ditto.
6604	(sse5_pmacsswd): Ditto.
6605	(sse5_pmacswd): Ditto.
6606	(sse5_pmadcsswd): Ditto.
6607	(sse5_pmadcswd): Ditto.
6608	(sse5_pcmov_<move>): Conditional move support on SSE5.
6609	(sse5_phaddbw): New SSE5 intrinsic insn.
6610	(sse5_phaddbd): Ditto.
6611	(sse5_phaddbq): Ditto.
6612	(sse5_phaddwd): Ditto.
6613	(sse5_phaddwq): Ditto.
6614	(sse5_phadddq): Ditto.
6615	(sse5_phaddubw): Ditto.
6616	(sse5_phaddubd): Ditto.
6617	(sse5_phaddubq): Ditto.
6618	(sse5_phadduwd): Ditto.
6619	(sse5_phadduwq): Ditto.
6620	(sse5_phaddudq): Ditto.
6621	(sse5_phsubbw): Ditto.
6622	(sse5_phsubwd): Ditto.
6623	(sse5_phsubdq): Ditto.
6624	(sse5_pperm): Ditto.
6625	(sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6626	(sse5_pperm_zero_v16qi_v8hi): Ditto.
6627	(sse5_pperm_sign_v8hi_v4si): Ditto.
6628	(sse5_pperm_zero_v8hi_v4si): Ditto.
6629	(sse5_pperm_sign_v4si_v2di): Ditto.
6630	(sse5_pperm_sign_v4si_v2di): Ditto.
6631	(sse5_pperm_pack_v2di_v4si): Ditto.
6632	(sse5_pperm_pack_v4si_v8hi): Ditto.
6633	(sse5_pperm_pack_v8hi_v16qi): Ditto.
6634	(sse5_perm<mode>): New SSE5 intrinsic insn.
6635	(rotl<mode>3): Ditto.
6636	(sse5_rotl<mode>3): Ditto.
6637	(sse5_ashl<mode>3): Ditto.
6638	(sse5_lshl<mode>3): Ditto.
6639	(sse5_frcz<mode>2): Ditto.
6640	(sse5s_frcz<mode>2): Ditto.
6641	(sse5_cvtph2ps): Ditto.
6642	(sse5_cvtps2ph): Ditto.
6643	(sse5_vmmaskcmp<mode>3): Ditto.
6644	(sse5_com_tf<mode>3): Ditto.
6645	(sse5_maskcmp<mode>3): Ditto.
6646	(sse5_maskcmp_uns<mode>3): Ditto.
6647	(sse5_maskcmp_uns2<mode>3): Ditto.
6648	(sse5_pcom_tf<mode>3): Ditto.
6649
6650	* config/i386/predicates.md (const_0_to_31_operand): New predicate
6651	to match 0..31.
6652	(sse5_comparison_float_operator): New predicate to match the
6653	comparison operators supported by the SSE5 com instruction.
6654	(ix86_comparison_int_operator): New predicate to match just the
6655	signed int comparisons.
6656	(ix86_comparison_uns_operator): New predicate to match just the
6657	unsigned int comparisons.
6658
6659	* doc/invoke.texi (-msse5): Add documentation.
6660	(-mfused-madd): Ditto.
6661
6662	* doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6663
6664	* config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6665	mmintrin-common.h.
6666	(x86_64-*-*): Ditto.
6667
6668	* config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6669
6670	* config/i386/bmmintrin.h: New file, provide common x86 compiler
6671	intrinisics for SSE5.
6672
6673	* config/i386/smmintrin.h: Move instructions shared with SSE5 to
6674	mmintrin-common.h.
6675
6676	* config/i386/mmintrin-common.h: New file, to contain common
6677	instructions between SSE4.1 and SSE5.
6678
6679	* config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6680	FOREACH_FUNCTION_ARGS to iterate over the argument list.
6681	(gen_regparm_prefix): Ditto.
6682
6683	* config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6684	FOREACH_FUNCTION_ARGS to iterate over the argument list.  Use
6685	prototype_p to determine if a function is prototyped.
6686
66872007-09-12  Janis Johnson  <janis187@us.ibm.com>
6688
6689	* config/dfp-bit.c (dfp_conversion_exception): New function.
6690	(DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
6691	(DFP_TO_INT): Ditto.
6692	(INT_TO_DFP): Ditto.
6693	* config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
6694
66952007-09-12  Jakub Jelinek  <jakub@redhat.com>
6696
6697	PR target/32338
6698	* config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
6699	before sp restoration even when total_size is 0, but
6700	frame_pointer_needed.
6701
67022007-09-12  Bob Wilson  <bob.wilson@acm.org>
6703
6704	* config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
6705	(xtensa_copy_incoming_a7): Use start_sequence instead of
6706	push_to_sequence.  Stash insns in vararg_a7_copy for builtin_saveregs.
6707	(xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
6708	of the saveregs sequence.
6709
67102007-09-12  Richard Sandiford  <richard@codesourcery.com>
6711
6712	* c-tree.h (grokfield): Add a "tree *" argument.
6713	* c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
6714	Chain nested decl attributes to it.  Don't call decl_attributes here.
6715	(groktypename): Pass grokdeclarator a pointer to the attribute list.
6716	(start_decl, grokparm, push_parm_decl, start_function): Likewise.
6717	(grokfield): Take a pointer to the decl's attributes and pass
6718	it to grokdeclarator.
6719	* c-parser.c (c_parser_struct_declaration): Update the calls to
6720	grokfield.  Call decl_attributes for anonymous struct and union
6721	fields.
6722
67232007-09-12  Jan Hubicka  <jh@suse.cz>
6724
6725	* c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
6726
67272007-09-12  Ira Rosen  <irar@il.ibm.com>
6728
6729	PR tree-optimization/32377
6730	* tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
6731	between positive and negative dependence distance using DDR_REVERSED_P.
6732
67332007-09-12  Dorit Nuzman  <dorit@il.ibm.com>
6734
6735	PR tree-optimization/33373
6736	* tree-vect-analyze (vect_determine_vectorization_factor): Call
6737	TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
6738
67392007-09-12  Jan Hubicka  <jh@suse.cz>
6740
6741	PR target/33393
6742	* config/i386/i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory):
6743	Disable for !SSE_MATH
6744
67452007-09-12  Christian Bruel  <christian.bruel@st.com>
6746
6747	* sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
6748	* linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
6749
67502007-09-12  Ira Rosen  <irar@il.ibm.com>
6751
6752	* tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
6753	for oprnd1 if not required.
6754	(vectorizable_operation): Use scalar operand in SLP in case of
6755	shift with scalar argument.
6756
67572007-09-12  Ira Rosen  <irar@il.ibm.com>
6758
6759	* params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and
6760	minimum to 1.
6761
67622007-09-11  James E. Wilson  <wilson@specifix.com>
6763
6764	* defaults.h (DWARF2_UNWIND_INFO): Don't define if
6765	TARGET_UNWIND_INFO is defined.
6766	* config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
6767	after definition.
6768
67692007-09-12  Kaz Kojima  <kkojima@gcc.gnu.org>
6770
6771	* config/sh/sh.c (calc_live_regs): Use
6772	current_function_saves_all_registers instead of
6773	current_function_has_nonlocal_label.
6774	(sh_allocate_initial_value): Likewise.
6775	(sh_get_pr_initial_val): Likewise.
6776	* config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
6777	* config/sh/sh.md (load_ra): Likewise.
6778
67792007-09-12  Hans-Peter Nilsson  <hp@axis.com>
6780
6781	* config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
6782
6783	PR target/33360
6784	* config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
6785	GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
6786
67872007-09-12  Sa Liu  <saliu@de.ibm.com>
6788
6789	* config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
6790	operands to DFmode GE or LE compares.
6791
67922007-09-12  Bernd Schmidt  <bernd.schmidt@analog.com>
6793
6794	* config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
6795	REG_CLASS_NAMES): Add P0REGS.
6796	(REGNO_REG_CLASS): Return it where appropriate.
6797	(REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
6798	(CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
6799	* doc/md.texi (Blackfin family): Document 'q' constraints.
6800
68012007-09-11  Steve Kenton  <skenton@ou.edu>
6802
6803	* pa/linux-unwind.h: Guard with inhibit_libc.
6804	* pa/hpux-unwind.h: Likewise.
6805
68062007-09-11  David Daney  <ddaney@avtrex.com>
6807
6808	* doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
6809	* doc/install.texi: Document new --with-llsc and --without-llsc
6810	options.
6811	* config.gcc: Handle --with-llsc and --without-llsc configure options.
6812	* config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
6813	in %| and %- operand codes.  Depend on GENERATE_SYNC instead of
6814	ISA_HAS_SYNC.
6815	(sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6816	sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6817	sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6818	sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6819	sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
6820	GENERATE_LL_SC instead of ISA_HAS_LL_SC.
6821	* config/mips/mips.opt (mllsc): New option.
6822	* config/mips/mips.c (mips_llsc): Define variable.
6823	(mips_handle_option): Handle mllsc option.
6824	(override_options): Set mips_print_operand_punct for '|' and '-'.
6825	(print_operand): Add new %| and %- operand codes.
6826	* config/mips/mips.h (mips_llsc_setting): New enum type.
6827	(mips_llsc): Declare.
6828	(OPTION_DEFAULT_SPECS): Add llsc handling.
6829	(GENERATE_SYNC): New macro.
6830	(GENERATE_LL_SC): New macro.
6831	(MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6832	MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6833	MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
6834	in %| and %- operand codes.
6835
68362007-09-11  Eric Botcazou  <ebotcazou@adacore.com>
6837
6838	* tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
6839	TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
6840
68412007-09-11  Jason Merrill  <jason@redhat.com>
6842
6843	PR middle-end/27945
6844	* stor-layout.c (layout_decl): Do pack variable size fields.
6845
68462007-09-11  Maxim Kuvyrkov  <maxim@codesourcery.com>
6847
6848	* config/m68k/predicates.md (movsi_const0_operand,
6849	non_symbolic_call_operand): New predicates.
6850
6851	* config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
6852	New constraints.
6853	* doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
6854	Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
6855	CW, CZ, CS, Ap and Ac.
6856
6857	* config/m68k/m68k.md (UNSPEC_IB): New constant.
6858	(constraints.md): New include.
6859	(cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
6860	opx_mem, opy_mem, op_mem, guess, split): New attributes.
6861	(movdf_internal): Name pattern.  Fix to use alternatives.  Add split.
6862	Specify attributes.
6863	(pushdi): Add split.
6864	(tstsi_internal): Name pattern.  Fix to use alternatives.  Specify
6865	attributes.  Split tstsi_internal_68020_cf from it.
6866	(tstsi_internal_68020_cf): New pattern.
6867	(tsthi_internal, tstqi_internal): Name pattern.  Specify attributes.
6868	(tst<mode>_cf): Specify attributea.
6869	(cmpsi_cf): Name pattern.  Specify attributes.
6870	(cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
6871	(pushexthisi_const): Fix to use alternatives.  Specify
6872	attributes.
6873	(movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
6874	from it.  Fix to use alternatives.  Specify attributes.
6875	(movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
6876	(movsi_cf, movstrictqi_cf): Fix to use alternatives.  Specify
6877	attributes.
6878	(movsf_cf_soft): Specify attributes.
6879	(movdf_cf_soft): Add split.
6880	(pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
6881	cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
6882	68k_extendqisi2, truncdfsf2_cf): Specify attributes.
6883	(truncdfsf2_68881): Name pattern.  Specify attributes.
6884	(floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
6885	floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
6886	fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
6887	Specify attributes.
6888	(addsi3_5200): Fix to use alternatives.  Specify attributes.
6889	Add splits.
6890	(add<mode>3_cf, subdi_dishl32): Specify attributes.
6891	(subsi3): Add alternative for subq.l.  Specify attributes.
6892	(sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
6893	(mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern.  Specify
6894	attributes.
6895	(umulhisi3): Specify attributes.
6896	(mulhisisi3_z): Name pattern.  Specify attributes.
6897	(fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
6898	sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
6899	subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
6900	bsetmemqi): Specify attributes.
6901	(bsetmemqi_ext): Name pattern.  Specify attributes.
6902	(bclrmemqi): Specify attributes.
6903	(bclrmemqi_ext, scc, sls): Name pattern.  Specify attributes.
6904	(beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
6905	attributes.
6906	(beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
6907	pattern.  Specify attributes.
6908	(jump): Specify attributes.
6909	(tablejump_internal): Name pattern.  Specify attributes.
6910	(call_value): Split into non_symbolic_call_value,
6911	symbolic_call_value_jsr, symbolic_call_value_bsr.  Fix to use
6912	alternatives.  Specify attributes.
6913	(non_symbolic_call_value, symbolic_call_value_jsr,
6914	symbolic_call_value_bsr): New patterns.
6915	(nop, return, unlink, indirect_jump): Specify attributes.
6916	(trap): Fix condition.  Specify attributes.
6917	(ib): New pattern.
6918
6919	* config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
6920	(override_options): Initialize it.  Initialize m68k_sched_cpu.
6921	(CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
6922	(const_method): Make global, rename to m68k_const_method.
6923	(const_int_cost, output_move_const_into_data_reg): Update.
6924	(output_move_double): Parametrize to emit rtl code, rename to
6925	handle_move_double.
6926	(output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
6927	emit_movsi): New static functions.
6928	(output_move_double): New function with semantics of old
6929	output_move_double.
6930	(m68k_emit_move_double): New function.
6931	(m68k_sched_cpu): New variable.
6932	(attr_op_type): New enum.
6933	(sched_guess_p): New variable.
6934	(sched_address_type, sched_operand_type, sched_attr_op_type):
6935	New static functions.
6936	(m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6937	m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
6938	(sched_branch_type): New static variable.
6939	(m68k_sched_branch_type): New function.
6940	* config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
6941	(m68k_symbolic_call_var): Declare.
6942	(M68K_CONST_METHOD): Rename from CONST_METHOD.  Move here from m68k.c.
6943	(m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
6944	m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6945	m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
6946	Declare.
6947
69482007-09-11  Jakub Jelinek  <jakub@redhat.com>
6949
6950	* builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
6951	* builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
6952	error if __builtin_va_arg_pack_len () wasn't optimized out during
6953	inlining.
6954	* tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
6955	with the number of inline's anonymous arguments.
6956	* doc/extend.texi: Document __builtin_va_arg_pack_len ().
6957
69582007-09-11  Zdenek Dvorak  <ook@ucw.cz>
6959
6960	* fold-const.c (extract_muldiv_1): Do not simplify var * c * c to var.
6961
69622007-09-11  Jan Hubicka <jh@suse.cz>
6963
6964	* config/i386/i386.h (ix86_tune_indices): Add
6965	X86_TUNE_INTER_UNIT_CONVERSIONS.
6966	(TARGET_INTER_UNIT_CONVERSIONS): New.
6967	* config/i386/i386.md (floatsi expanders): Remove redundant check
6968	for SImode source; offload to memory when asked for.
6969	(floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
6970	floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6971	Update conditions;
6972	(floatsisf2_mixed_memory, floatsisf2_sse_memory,
6973	floatsidf2_mixed_memory, floatsidf2_sse_memory
6974	floatdisf2_mixed_memory, floatsisf2_sse_memory,
6975	floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
6976
69772007-09-11  Jan Hubicka <jh@suse.cz>
6978
6979	* toplev.c (process_options): all frontends now do unit-at-a-time.
6980	* cgraphunit.c: update comments.
6981	(cgraph_expand_function): call passmanager dirrectly; emit thunks.
6982	* c-decl.c (finish_function): use cgraph_add_new_function.
6983	* function.c (expand_function_end): We are always unit-at-a-time.
6984
69852007-09-11  Richard Sandiford  <richard@codesourcery.com>
6986
6987	* config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
6988	settings for MIPS16.
6989	(mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
6990
69912007-09-11  Richard Sandiford  <richard@codesourcery.com>
6992
6993	* config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
6994	SYMBOL_FORCE_TO_MEM constants.
6995	(mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
6996	(mips16_rewrite_pool_refs_info): New structure.
6997	(mips16_rewrite_pool_constant): New function, split out from...
6998	(mips16_rewrite_pool_refs): ...here.  Take a pointer to a
6999	mips16_rewrite_pool_refs_info structure rather than a pointer
7000	to a constant pool.  Force force_to_mem_operands into memory.
7001	(mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
7002	* config/mips/predicates.md (force_to_mem_operand): New predicate.
7003	* config/mips/constraints.md (kf): New constraint.
7004	* config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
7005	(*movsi_mips16): Likewise.
7006
70072007-09-11  Richard Sandiford  <richard@codesourcery.com>
7008	    Nigel Stephens  <nigel@mips.com>
7009	    David Ung  <davidu@mips.com>
7010
7011	* config/mips/mips.h (CONSTANT_POOL_COST): Move to...
7012	* config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
7013	(mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
7014	(mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
7015	(mips_zero_extend_cost): New functions.
7016	(mips_rtx_costs): Treat COMPARE constants as having zero cost.
7017	Use the new functions.  Tweak many cost estimates, both here
7018	and in the new subroutines.  Return false when the cost of the
7019	operands has not been calculated.  Check for *clear_upper32.
7020	Check for floating-point multiply-add, reciprocal and rsqrt
7021	patterns.  Handle comparison and rotation codes.
7022
70232007-09-11  Danny Smith  <dannysmith@users.sourceforge.net>
7024
7025	* config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
7026	override default.
7027	* config/i386/i386.c (get_dllimport_decl): Don't strip
7028	FASTCALL_PREFIX.
7029
70302007-09-10  Janis Johnson  <janis187@us.ibm.com>
7031
7032	PR c/30013
7033	* config/dfp-bit.c: Don't skip TFmode conversions; move strto*
7034	declarations to top.
7035	(DFP_TO_BFP): Use for either XFmode or TFmode.
7036	(BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
7037	of BFP_VIA_TYPE.
7038	* config/dfp-bit.h: Include float.h.
7039	(LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
7040	double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
7041	which doesn't mean the same thing.
7042	(BFP_KIND): Use 4 to mean TFmode.
7043	(BFP_FMT): Specify the number of decimal digits based on the
7044	number of mantissa digits.
7045	(BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
7046	(BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
7047	(STR_TO_BFP): Use strtold for XFmode or TFmode.
7048	(TFtype): Define if TFmode is supported.
7049	* doc/libgcc.texi (Decimal float library routines): Document
7050	TF conversion functions.
7051
70522007-09-10  Chao-ying Fu  <fu@mips.com>
7053
7054	* config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
7055	(TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7056	(mips_emit_compare): Process fixed-point modes.
7057	(mips_pad_arg_upward): Support fixed-point types.
7058	(override_options): Allow fixed-point modes in accumulators.
7059	(mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
7060	(mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
7061	V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
7062	(mips_scalar_mode_supported_p): New function to accept fixed-point
7063	modes if the width is not greater than two BITS_PER_WORD.
7064	* config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
7065	LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7066	SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7067	LONG_LONG_ACCUM_TYPE_SIZE): Define.
7068	* config/mips/mips.md ("d"): Update mode attribute for fixed-point
7069	modes.
7070	("IMODE"): New mode attribute.
7071	(mips-fixed.md): Include.
7072	* config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
7073	ACCUM, UACCUM.
7074	* config/mips/mips-fixed.md: New file.
7075
70762007-09-11  Ben Elliston  <bje@au.ibm.com>
7077
7078	* config/spu/spu.md: Formatting fixes.
7079
70802007-09-10  Janis Johnson  <janis187@us.ibm.com>
7081
7082	* config/dfp-bit.c (dfp_unary_func): Delete.
7083	(dfp_unary_op): Delete.
7084	(dfp_binary_op): Use decFloat functions instead of decNumber
7085	functions for binary operations.
7086	(d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
7087	(dnn_binary_op): Call dfp_binary_op with decFloat rather than
7088	DFP_C_TYPE.
7089	(dfp_compare_op): Use decFloat functions insteadof decNumber
7090	functions for comparisons.
7091	(d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
7092	(dnn_binary_op): Call dfp_compare_op with decFloat rather than
7093	DFP_C_TYPE.
7094	(DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
7095	call to dxx_binary_op and decFloat function.
7096	(DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
7097	calls to dxx_binary_op and decFloat function.
7098	* config/dfp-bit.h: Include decFloat header files.
7099	(decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
7100	DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
7101	DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
7102	DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
7103
71042007-09-10  Harsha Jagasia <harsha.jagasia@amd.com>
7105	    Jan Sjodin <jan.sjodin@amd.com>
7106
7107	* tree-vect-analyze.c (vect_analyze_operations): Change
7108	comparison of loop iterations with threshold to less than
7109	or equal to instead of less than. Reduce
7110	min_scalar_loop_bound by one.
7111	* tree-vect-transform.c (vect_estimate_min_profitable_iters):
7112	Change prologue and epilogue iterations estimate to vf/2,
7113	when unknown at compile-time. Change versioning guard
7114	cost to taken_branch_cost. If peeling for alignment is
7115	unknown at compile-time, change peel guard costs to one
7116	taken branch and one not-taken branch per peeled loop.
7117	If peeling for alignment is known but number of scalar loop
7118	iterations is unknown at compile-time, change peel guard
7119	costs to one taken branch per peeled loop. Change the cost
7120	model equation to consider vector iterations as the loop
7121	iterations less the prologue and epilogue iterations.
7122	Change outside vector cost check to less than or equal to
7123	zero instead of equal to zero.
7124	(vect_do_peeling_for_loop_bound): Reduce
7125	min_scalar_loop_bound by one.
7126	* tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
7127	TARG_COND_NOT_TAKEN_BRANCH_COST.
7128	* config/i386/i386.h (processor_costs): Add
7129	scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
7130	vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
7131	vec_align_load_cost, vect_unalign_load_cost,
7132	vec_store_cost, cond_taken_branch_cost,
7133	cond_not_taken_branch_cost.
7134	Define macros for x86 costs.
7135	* config/i386/i386.c:
7136	(size_cost): Set scalar_stmt_cost, scalar_load_cost,
7137	scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
7138	scalar_to_vec_cost, vec_align_load_cost,
7139	vect_unalign_load_cost, vec_store_cost,
7140	cond_taken_branch_cost, cond_not_taken_branch_cost to one.
7141	(i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
7142	geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
7143	core2_cost, generic64_cost, generic32_cost): Set to default
7144	untuned costs.
7145	(k8_cost, amdfam10_cost): Costs for vectorization tuned.
7146	(x86_builtin_vectorization_cost): New.
7147
71482007-09-10  Janis Johnson  <janis187@us.ibm.com>
7149	    Ben Elliston  <bje@au.ibm.com>
7150
7151	* dfp.c: Include decimal128Local.h;
7152	(dfp_byte_swap): Remove.
7153	(encode_decimal32, decode_decimal32): Don't handle endianness.
7154	(encode_decimal64, decode_decimal64): Ditto.
7155	(encode_decimal128, decode_decimal128): Ditto.
7156	* config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
7157	(__swap64): Remove.
7158	(host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
7159	(__swap128): Remove
7160	(host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
7161	* Makefile.in (DECNUM_H): Add decimal128Local.h.
7162
71632007-09-10  David Daney  <ddaney@avtrex.com>
7164
7165	* config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
7166	define_constants.
7167	(memory_barrier): Rewrote as an insn that clobbers memory.
7168
71692007-09-10  Richard Sandiford  <richard@codesourcery.com>
7170
7171	* config/mips/mips.c (mips_global_pointer): Check
7172	call_really_used_regs instead of call_used_regs.
7173	(mips_save_reg_p): Likewise.  Save all call-saved registers
7174	if current_function_saves_all_registers.  Fix indentation.
7175	No longer treat $18 as a special case.
7176	(compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
7177
71782007-09-10  Richard Sandiford  <richard@codesourcery.com>
7179
7180	* config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
7181	* config/mips/mips.c (mips_cpu_info_table): Mention it in the
7182	the introductory comment.
7183	(MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
7184	(override_options): Don't test for it.
7185	* config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
7186	(DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
7187	* config/mips/vr.h: As for config/mips/sde.h.
7188
71892007-09-10  Trevor Smigiel  <trevor_smigiel@playstation.sony.com>
7190	    Revital Eres  <eres@il.ibm.com>
7191
7192	* target.h (struct gcc_target.sched): New field: sms_res_mii.
7193	(struct ddg): Define.
7194	* target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
7195	(TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
7196	* config/spu/spu.c: Include ddg.h.
7197	(TARGET_SCHED_SMS_RES_MII): Define.
7198	(spu_sms_res_mii): New function to calculate mii.
7199	* modulo-sched (res_MII): Use it.
7200	* doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
7201
72022007-09-10  Andreas Krebbel  <krebbel1@de.ibm.com>
7203
7204	* config/s390/s390.c (s390_dump_pool): Create copy of constant
7205	pool entries since they might hold values that must not be shared.
7206
72072007-09-10 Robert Kidd <rkidd@crhc.uiuc.edu>
7208
7209	* bb-reorder.c (rest_of_handler_reorder_blocks): Removed call to
7210	RTL level tracer pass.
7211	* passes.c (init_optimization_passes): Move pass_tracer from
7212	after pass_rtl_ifcvt to after pass_dce.
7213	* tracer.c: Update copyright.
7214	(layout_superblocks): Remove function.
7215	(mark_bb_seen): New.
7216	(bb_seen_p): New.
7217	(count_insns): Change to estimate instructions in a Tree-SSA
7218	statement.
7219	(find_trace): Use bb_seen_p.
7220	(tail_duplicate): Use bb_seen_p.  Call add_phi_args_after_copy
7221	after duplicate_block.
7222	(tracer): Change prototype to match that of a pass execute
7223	callback.
7224	(gate_tracer): Rename from gate_handle_tracer.
7225	(rest_of_handle_tracer): Remove function.
7226	* rtl.h: Remove prototype for tracer.
7227	* testsuite/gcc.dg/tree-prof/tracer-1.c: New.
7228
72292007-09-10  Uros Bizjak  <ubizjak@gmail.com>
7230
7231	PR target/33369
7232	* config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
7233	Use 'N' operand constraint for op2.
7234	(lshr<mode>3): Ditto.
7235	(ashl<mode>3): Ditto.
7236	(vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
7237	(vec_shr_<mode>): Ditto.
7238	* config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
7239	IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
7240
72412007-09-10  Andreas Krebbel  <krebbel1@de.ibm.com>
7242
7243	* config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
7244	Change mode macro in the last real_2expN parameter to uppercase.
7245
72462007-09-10  Michael Matz  <matz@suse.de>
7247
7248	* tree-pass.h (pass_cselim): Declare new pass.
7249	* passes.c (init_optimization_passes): Link in pass_cselim.
7250	* tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
7251	tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
7252	cond_store_replacement.
7253	(condstoretemp): New static variable.
7254	(cond_store_replacement): New function.
7255	(tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
7256	tree_ssa_phiopt_worker.
7257	(struct name_to_bb): New.
7258	(get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
7259	nt_init_block, nt_fini_block): New static functions.
7260	(seen_ssa_names, nontrap_set): New static variables.
7261	(gate_cselim, pass_cselim): Define new pass.
7262	* common.opt (ftree-cselim): New flag.
7263	* toplev.c (process_options): Set flag_tree_cselim if required.
7264
72652007-09-10  Hans-Peter Nilsson  <hp@axis.com>
7266
7267	* simplify-rtx.c (simplify_relational_operation_1): For recent
7268	canonicalization, don't recurse if op1 equals both PLUS arguments.
7269
72702007-09-09  David Daney  <ddaney@avtrex.com>
7271
7272	* optabs.c (expand_sync_operation):  Use plus insn if minus
7273	CONST_INT_P(val).
7274	(expand_sync_fetch_operation):  Ditto.
7275
72762007-09-09  H.J. Lu  <hongjiu.lu@intel.com>
7277
7278	* config/i386/i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
7279	of cvtpq2ps.
7280	(*floatsisf2_sse_vector): Likewise.
7281
72822007-09-09  Krister Walfridsson  <cato@df.lth.se>
7283
7284	* config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
7285
72862007-09-09  H.J. Lu  <hongjiu.lu@intel.com>
7287
7288	* config/i386/i386.h (ix86_tune_indices): Rename
7289	X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
7290	(TARGET_USE_VECTOR_CONVERTS): Updated.
7291	* config/i386/i386.c: Likewise.
7292
72932007-09-09  Sandra Loosemore  <sandra@codesourcery.com>
7294	    Nigel Stephens <nigel@mips.com>
7295
7296	* doc/invoke.texi (Overall Options):  Add .sx file extension
7297	as a synonym for .S.
7298	* cppspec.c (known_suffixes): Likewise.
7299	* gcc.c (default_compilers): Likewise.
7300
73012007-09-09  Rask Ingemann Lambertsen  <rask@sygehus.dk>
7302
7303	PR target/30315
7304	* config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
7305	* simplify-rtx.c (simplify_relational_operation_1): Add the
7306	canonicalization from i386.h.
7307	* doc/md.texi (Canonicalization of Instructions): Document it.
7308
73092007-09-09  Jan Hubicka  <jh@suse.cz>
7310	    Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7311
7312	* config/i386/i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
7313	(TARGET_USE_VECTOR_CONVERTS): New.
7314	* config/i386/i386.md: New post-reload splitters for converting
7315	SF to DF and DF to SF.
7316	(floatsi* expander): Special case vector conversions.
7317	(floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
7318	floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
7319	floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
7320	(floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
7321	Disable when doing vector converts.
7322	(floatsi<mode>2_i387): Disable when
7323	* config/i386/sse.md (vec_dupv2df): Export.
7324	* config/i386/i386.c (ix86_tune_features): Enable SSE conversions.
7325
73262007-09-09  Richard Guenther  <rguenther@suse.de>
7327
7328	* tree-ssa-operands.c (add_virtual_operand): Only mark
7329	stores as has_volatile_ops if alias information is not available.
7330
73312007-09-09  Revital Eres  <eres@il.ibm.com>
7332
7333	* doc/contrib.texi: Add myself.
7334
73352007-09-09  Ira Rosen  <irar@il.ibm.com>
7336
7337	* tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
7338	stmt_vinfo_set_outside_of_loop_cost): New functions.
7339	* tree-vect-transform.c (vect_get_cost_fields): Remove.
7340	(vect_model_simple_cost): Call
7341	stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
7342	field instead of calling vect_get_cost_fields.
7343	(vect_model_store_cost, vect_model_load_cost): Likewise.
7344
73452007-09-09  Revital Eres  <eres@il.ibm.com>
7346
7347	* config/rs6000/rs6000.c (paired_init_builtins): Add const
7348	declaration to bdesc_paired_preds variable.
7349	(paired_expand_builtin): Likewise.
7350
73512007-09-09  Revital Eres  <eres@il.ibm.com>
7352
7353	* dbgcnt.def (sms_sched_loop): New counter.
7354	* modulo-sched.c: Use sms_sched_loop instead of
7355	MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
7356	perform swing modulo scheduling on.  Include dbgcnt.h.
7357	* Makefile.in: Add DBGCNT_H to modulo-sched.o.
7358	* params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
7359
73602007-09-09  Uros Bizjak  <ubizjak@gmail.com>
7361
7362	* config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
7363	Substitute all uses with ...
7364	(MODEF): New mode iterator.
7365
7366	(fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
7367	from pre-regalloc define_insn_and_split splitter pattern.
7368	(*fix_trunc<mode>_i387_1): Ditto.
7369	(*fistdi2_1): Ditto.
7370	(*fist<mode>2_1): Ditto.
7371	(frndintxf2_floor): Ditto.
7372	(*fist<mode>2_floor_1): Ditto.
7373	(frndintxf2_ceil): Ditto.
7374	(*fist<mode>2_ceil_1): Ditto.
7375	(frndintxf2_trunc): Ditto.
7376	(frndintxf2_mask_pm): Ditto.
7377
7378	(prologue): Use (const_int 0) as never generated filler insn.
7379	(epilogue): Ditto.
7380	(sibcall_epilogue): Ditto.
7381	(eh_return_si): Ditto.
7382	(eh_return_di): Ditto.
7383
7384	(add<mode>3): Rename from adddf3 and addsf3.  Macroize expander
7385	using MODEF mode iterator.
7386	(sub<mode>3): Rename from subdf3 and subsf3.  Macroize expander
7387	using MODEF mode iterator.
7388	(mul<mode>3): Rename from muldf3 and mulsf3.  Macroize expander
7389	using MODEF mode iterator.
7390	(nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
7391	Macroize expander using MODEF mode iterator.
7392
7393	(zero_extendsidi2): Remove operand constraints from expander.
7394	(smuldi3_highpart): Ditto.
7395	(indirect_jump): Ditto.
7396	(tablejump): Ditto.
7397	(rsqrtsf2): Ditto.
7398	* config/i386/sse.md (storentv4sf): Ditto.
7399	(storentv2df): Ditto.
7400	(storentv2di): Ditto.
7401	(storentsi): Ditto.
7402	(sse2_cvtpd2ps): Ditto.
7403	(vec_interleave_highv16qi): Ditto.
7404	(vec_interleave_lowv16qi): Ditto.
7405	(vec_interleave_highv8hi): Ditto.
7406	(vec_interleave_lowv8hi): Ditto.
7407	(vec_interleave_highv4si): Ditto.
7408	(vec_interleave_lowv4si): Ditto.
7409	(vec_interleave_highv2di): Ditto.
7410	(vec_interleave_lowv2di): Ditto.
7411	(sse2_maskmovdqu): Ditto.
7412	* config/i386/mmx.md (mmx_maskmovq): Ditto.
7413
74142007-09-09  Ira Rosen  <irar@il.ibm.com>
7415
7416	* tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
7417	(struct _slp_tree, struct _slp_instance): Define new data structures
7418	along macros for their access.
7419	(struct _loop_vec_info): Define new fields: strided_stores,
7420	slp_instances, and slp_unrolling_factor along macros for their access.
7421	(enum slp_vect_type): New.
7422	(struct _stmt_vec_info): Define new field, slp_type, and macros for
7423	its access.
7424	(STMT_VINFO_STRIDED_ACCESS): New macro.
7425	(vect_free_slp_tree): Declare.
7426	(vectorizable_load): Add an argument of type slp_tree.
7427	(vectorizable_store, vectorizable_operation, vectorizable_conversion,
7428	vectorizable_assignment): Likewise.
7429	(vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
7430	Declare (make extern).
7431	* tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7432	(new_loop_vec_info): Likewise.
7433	(destroy_loop_vec_info): Free memory allocated for SLP structures.
7434	* tree-vect-analyze.c: Include recog.h.
7435	(vect_update_slp_costs_according_to_vf): New.
7436	(vect_analyze_operations): Add argument for calls to vectorizable_ ()
7437	functions. For not pure SLP stmts with strided access check that the
7438	group size is power of 2. Update the vectorization factor according to
7439	SLP. Call vect_update_slp_costs_according_to_vf.
7440	(vect_analyze_group_access): New.
7441	(vect_analyze_data_ref_access): Call vect_analyze_group_access.
7442	(vect_free_slp_tree): New functions.
7443	(vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
7444	vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
7445	vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
7446	vect_detect_hybrid_slp): Likewise.
7447	(vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
7448	and vect_detect_hybrid_slp.
7449	* tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
7450	SLP costs into account.
7451	(vect_get_cost_fields): New function.
7452	(vect_model_simple_cost): Make extern, add SLP parameter and handle
7453	SLP.
7454	(vect_model_store_cost, vect_model_load_cost): Likewise.
7455	(vect_get_constant_vectors): New function.
7456	(vect_get_slp_vect_defs, vect_get_slp_defs,
7457	vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
7458	vect_get_vec_defs): Likewise.
7459	(vectorizable_reduction): Don't handle SLP for now.
7460	(vectorizable_call): Don't handle SLP for now. Add argument to
7461	vect_model_simple_cost.
7462	(vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
7463	get SLPed and vectorized defs). Fix indentation and spacing.
7464	(vectorizable_assignment): Handle SLP.
7465	(vectorizable_induction): Don't handle SLP for now.
7466	(vectorizable_operation): Likewise.
7467	(vectorizable_type_demotion): Add argument to
7468	vect_model_simple_cost.
7469	(vectorizable_type_promotion): Likewise.
7470	(vectorizable_store, vectorizable_load): Handle SLP.
7471	(vectorizable_condition): Don't handle SLP for now.
7472	(vect_transform_stmt): Add a new argument for SLP. Check that there is
7473	no SLP transformation required for unsupported cases. Add SLP
7474	argument for supported cases.
7475	(vect_remove_stores): New function.
7476	(vect_schedule_slp_instance, vect_schedule_slp): Likewise.
7477	(vect_transform_loop): Schedule SLP instances.
7478	* Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
7479
74802007-09-09  Andrew Haley  <aph@redhat.com>
7481
7482	* optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
7483	signed optab.
7484
74852007-09-09  Hans-Peter Nilsson  <hp@axis.com>
7486
7487	Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
7488	* doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
7489	Similar for what label_refs can go in the JUMP_TARGET field.  Split
7490	REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
7491	* reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
7492	REG_LABEL when replacing an operand with a LABEL_REF for a
7493	non-jump insn.
7494	(subst_reloads): When replacing a LABEL_REG with a register,
7495	instead of generating a REG_LABEL note, assert that there already
7496	is one or that the label is a known target for the insn.
7497	* rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
7498	note, check the JUMP_LABEL field.  Remove "else" after return.
7499	* reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
7500	cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
7501	(fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
7502	REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
7503	insns.  Iterate over all notes; don't assume there's only one.
7504	* cse.c (recorded_label_ref): Adjust comment to refer to
7505	REG_LABEL_OPERAND.
7506	(cse_extended_basic_block): Do LABEL_REF check for all INSN_P
7507	insns, not just NONJUMP_INSN_P.
7508	(check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
7509	isn't a jump target.
7510	* jump.c (rebuild_jump_labels): Adjust head comment.
7511	(init_label_info): Ditto.  Remove REG_LABEL_OPERAND notes only;
7512	don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
7513	(mark_all_labels): For JUMP_P insns without a target, check if the
7514	the target is noted on the previous nonjump insn.
7515	(mark_jump_label_1): New function, guts from mark_jump_label.
7516	<case IF_THEN_ELSE>: Handle first operand as a non-target when
7517	marking jump target labels.
7518	<case LABEL_REF>: Adjust for whether to generate a
7519	REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
7520	For 'E' format rtl, iterate in descending element order.
7521	(delete_related_insns): Handle both REG_LABEL_TARGET and
7522	REG_LABEL_OPERAND notes.  For JUMP_P insns with labels with zero
7523	reference count, delete and fallthrough.  Move finding-next-
7524	non-deleted insn last in the function.  Look at all INSN_P insns
7525	for REG_LABEL_OPERAND notes.
7526	(redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
7527	JUMP.
7528	* print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
7529	JUMP_LABEL, output the INSN_UID of it.
7530	* gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
7531	and/or REG_LABEL_TARGET.
7532	(add_label_notes): Only add REG_LABEL_OPERAND notes.  Put in line
7533	with jump.c copy by only adding notes for labels actually
7534	referenced in the insn.
7535	* emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
7536	usage count increment; handle all INSN_P trial insns.
7537	(emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
7538	notes.
7539	* rtl.h (struct rtx_def) <volatil>: Adjust to mention
7540	REG_LABEL_TARGET and REG_LABEL_OPERAND.
7541	(LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
7542	REG_LABEL_OPERAND.
7543	* combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
7544	JUMP_P insns and REG_LABEL_OPERAND everywhere.
7545	* sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
7546	on all INSN_P insns.
7547	* reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
7548	* cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
7549	REG_LABEL_OPERAND notes.
7550	* reload1.c (calculate_needs_all_insns): Adjust comments.
7551	(set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
7552	* config/alpha/alpha.md (split for load of an address into a
7553	four-insn sequence on Unicos/Mk): Adjust to use
7554	REG_LABEL_OPERAND.
7555	* config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
7556
75572007-09-09  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
7558
7559	Revert:
7560	2007-09-05  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
7561	* regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7562	FOR_BB_INSNS_SAFE instead of for loop.
7563	* cse.c (cse_extended_basic_block): Likewise.
7564	* postreload.c (reload_cse_regs_1): New variable next. Make sure
7565	that the for loop does not invoke NEXT_INSN on a deleted insn.
7566	* function.c (instantiate_virtual_regs): Likewise.
7567	* lower-subreg.c (remove_retval_note): Likewise.
7568	(decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7569	FOR_BB_INSNS.
7570	* emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7571	a deleted insn.
7572	* cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7573	insn, if it's a jump.
7574	(try_redirect_by_replacing_jump): New variable jump_p. Call
7575	tablejump_p before delete_insn_chain.
7576	* reload1.c (reload): New variable next. Make sure that the for
7577	loop does not invoke NEXT_INSN on a deleted insn.
7578	(fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7579	(delete_output_reload): New variable prev. Make sure the the for
7580	loops do not invoke PREV_INSN on a deleted insn.
7581
75822007-09-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7583
7584	* pa/constraints.md: Remove 'X' from unused letters comment.
7585
75862007-09-08  Richard Guenther  <rguenther@suse.de>
7587
7588	* tree-tailcall.c (find_tail_calls): If we don't have aliases
7589	computed check stmt_ann->references_memory instead of counting
7590	virtual operands.
7591
75922007-09-08  Segher Boessenkool  <segher@kernel.crashing.org>
7593
7594	* cse.c (fold_rtx): Use validate_unshare_change() instead of
7595	validate_change() in one more case.
7596
75972007-09-08  Zdenek Dvorak  <ook@ucw.cz>
7598
7599	PR tree-optimization/32283
7600	* tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
7601	estimated_loop_iterations.
7602	(determine_use_iv_cost_condition): Decrease cost of expressions
7603	used in iv elimination.
7604
76052007-09-08  Richard Guenther  <rguenther@suse.de>
7606
7607	* tree-cfg.c (verify_gimple_expr): Avoid building new
7608	pointer types, use TYPE_POINTER_TO if available instead.
7609
76102007-09-08  Uros Bizjak  <ubizjak@gmail.com>
7611
7612	PR target/33329
7613	PR rtl-optimization/26449
7614	* config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
7615	(*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
7616	split1 pass.
7617	(mulv16qi3): Implement as define_insn_and_split pattern instead of
7618	define_expand.  Split insn in split1 pass.
7619	(mulv2di3): Ditto.
7620
76212007-09-08  Dorit Nuzman  <dorit@il.ibm.com>
7622
7623	PR tree-optimization/33301
7624	* tree-vect-analyze (analyze_operations): Look at the type of the rhs
7625	when relevant.
7626
76272007-09-07  Zdenek Dvorak  <ook@ucw.cz>
7628
7629	PR tree-optimization/32183
7630	* Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
7631
7632	* tree-ssa-reassoc.c: Include cfgloop.h.
7633	(is_reassociable_op): Add a loop argument and return true only
7634	for inside loop.
7635	(linearize_expr): Updated.
7636	(should_break_up_subtract): Likewise.
7637	(linearize_expr_tree): Likewise.
7638	(init_reassoc): Call loop_optimizer_init with
7639	AVOID_CFG_MODIFICATIONS.  Remove calculate_dominance_info call
7640	with CDI_DOMINATORS.
7641	(fini_reassoc): Call loop_optimizer_finalize.
7642
76432007-09-07  Sterling Augustine  <sterling@tensilica.com>
7644
7645	* config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
7646	if there is no i-cache.
7647
76482007-09-07  Richard Guenther  <rguenther@suse.de>
7649
7650	Reapply
7651	2007-09-06  Richard Guenther  <rguenther@suse.de>
7652
7653	PR tree-optimization/32586
7654	* tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7655	folding if nothing changed.
7656	(simplify_unary_expression): New function.  Do tree combining
7657	on conversion like codes.
7658	(try_to_simplify): Call it.
7659
76602007-09-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7661
7662	PR target/33286
7663	* gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
7664	(__gthread_active,__gthread_start, __gthread_active_init): New.
7665	* gthr-posix95.h: Likewise.
7666
76672007-09-07  Roman Zippel <zippel@linux-m68k.org>
7668
7669	* function.h (struct function): Rename calls_unwind_init
7670	to saves_all_registers.
7671	(current_function_saves_all_registers): Renamed from
7672	current_function_calls_unwind_init.
7673	* reload1.c (reload): Set current_function_saves_all_registers.
7674	* except.c (expand_builtin_unwind_init): Likewise.
7675	* config/m68k/m68k.c (m68k_save_reg): Use
7676	current_function_saves_all_registers to save pic register.
7677
76782007-09-07  Janis Johnson  <janis187@us.ibm.com>
7679
7680	config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
7681	config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
7682
7683	Reapply reverted changes:
7684
7685 	2007-09-06  Jan Hubicka  <jh@suse.cz>
7686
7687	* config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
7688	of real_2expN.
7689
7690	2007-09-06  Richard Sandiford  <richard@codesourcery.com>
7691
7692	* config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7693	(fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7694
7695	2007-09-05  Janis Johnson  <janis187@us.ibm.com>
7696
7697	* optabs.c (expand_float): Convert unsigned integer as signed only
7698	if it provides sufficient accuracy; add mode argument to real_2expN.
7699	(expand_fix): Fix comment typos; extend binary float into mode
7700	wider than destination for converion to unsigned integer; add mode
7701	argument to real_2expN.
7702	* real.c (real_2expN): Add mode argument to special-case decimal
7703	float values.
7704	* real.h (real_2expN): Ditto.
7705	* fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7706	real_2expN.
7707	(fixed_from_string): Ditto.
7708	(fixed_to_decimal): Ditto.
7709	(fixed_convert_from_real): Ditto.
7710	(real_convert_from_fixed): Ditto.
7711	* config/rs6000/rs6000.md (FP): Include DD and TD modes.
7712	* config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7713	muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7714	floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7715
77162007-09-07  Diego Novillo  <dnovillo@google.com>
7717
7718	* tree-flow.h (const_block_stmt_iterator): Remove.
7719	Update all users to use block_stmt_iterator.
7720	* tree-iterator.h (const_tree_stmt_iterator): Remove.
7721	Update all users to use tree_stmt_iterator.
7722
77232007-09-07  Sandra Loosemore  <sandra@codesourcery.com>
7724
7725	* config/mips/mips.c (mips_set_current_function): Temporarily
7726	make this a no-op to fix bootstrap errors, pending rewrite.
7727
77282007-09-07  Jan Hubicka  <jh@suse.cz>
7729
7730	* reorg.c (dbr_schedule): Move code removing placeholder USEs later
7731	in the pass.
7732
77332007-09-07  Dorit Nuzman  <dorit@il.ibm.com>
7734
7735	PR tree-optimization/33299
7736	* tree-vect-transform.c (vect_create_epilog_for_reduction): Update
7737	uses for all relevant loop-exit phis, not just the first.
7738
77392007-09-07  Richard Guenther  <rguenther@suse.de>
7740
7741	PR middle-end/33330
7742	* tree-ssa-operands.c (access_can_touch_variable): An access
7743	of the form (*p)[0] can touch a variable of same size.
7744
77452007-09-07  Jan Hubicka  <jh@suse.cz>
7746
7747	* passes.c (init_optimization_passes): Add simple dce and addressable
7748	passes.
7749	* tree-ssa.c (execute_update_addresses_taken): New function.
7750	(pass_update_address_taken): New.
7751	* tree-ssa-dse.c (execute_simple_dse): New function.
7752	(pass_simple_dse): New.
7753	* tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
7754
77552007-09-07  Tobias Burnus  <burnus@net-b.de>
7756
7757	PR middle-end/33321
7758	* doc/invoke.texi: Fix -Wstrict-overflow= table.
7759
77602007-09-07  Richard Guenther  <rguenther@suse.de>
7761
7762	Revert
7763	2007-09-06  Richard Guenther  <rguenther@suse.de>
7764
7765	PR tree-optimization/32586
7766	* tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7767	folding if nothing changed.
7768	(simplify_unary_expression): New function.  Do tree combining
7769	on conversion like codes.
7770	(try_to_simplify): Call it.
7771
77722007-09-07  Richard Guenther  <rguenther@suse.de>
7773	    Uros Bizjak  <ubizjak@gmail.com>
7774
7775	PR tree-optimization/32821
7776	* tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
7777	NULL in the call to set_bb_stmt_list.
7778
77792007-09-07  Richard Sandiford  <richard@codesourcery.com>
7780
7781	* config/mips/mips.c (build_mips16_call_stub): Emit all direct
7782	float calls here, rather than leaving some to the caller.
7783	Use call_internal_direct and call_value_internal_direct.
7784	* config/mips/mips.md (call_internal_direct): New pattern.
7785	(call_value_internal_direct): Likewise.
7786
77872007-09-07  Richard Sandiford  <richard@codesourcery.com>
7788
7789	* config/mips/mips.c (mips_base_move_loop_invariants): New variable.
7790	(mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
7791	to 0 for MIPS16.
7792	(override_options): Set mips_base_move_loop_invariants.
7793
77942007-09-07  Richard Sandiford  <richard@codesourcery.com>
7795
7796	* config/mips/mips.opt (mcode-readable=): Move to keep list
7797	alphabetical.
7798
77992007-09-07  Richard Sandiford  <richard@codesourcery.com>
7800
7801	* doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
7802	and -mgpopt options.  Adjust the -G documentation to match.
7803	* config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
7804	* config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
7805	function, split out from mips_classify_symbol.  Return false for
7806	!TARGET_LOCAL_SDATA.
7807	(mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
7808	Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
7809	(override_options): Check whether the -mgpopt setting is consistent
7810	with the other flags.
7811	(symbolic_expression_p): Delete.
7812	(mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
7813	and default_elf_select_rtx_section.
7814	(mips_in_small_data_p): Honor section attributes for MIPS16 too.
7815	Return false for local data unless TARGET_LOCAL_SDATA.  Likewise
7816	external data and TARGET_EXTERN_SDATA.
7817
78182007-09-07  Tobias Burnus  <burnus@net-b.de>
7819
7820	PR fortran/33303
7821	* doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
7822
78232007-09-05  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
7824
7825	* regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7826	FOR_BB_INSNS_SAFE instead of for loop.
7827	* cse.c (cse_extended_basic_block): Likewise.
7828	* postreload.c (reload_cse_regs_1): New variable next. Make sure
7829	that the for loop does not invoke NEXT_INSN on a deleted insn.
7830	* function.c (instantiate_virtual_regs): Likewise.
7831	* lower-subreg.c (remove_retval_note): Likewise.
7832	(decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7833	FOR_BB_INSNS.
7834	* emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7835	a deleted insn.
7836	* cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7837	insn, if it's a jump.
7838	(try_redirect_by_replacing_jump): New variable jump_p. Call
7839	tablejump_p before delete_insn_chain.
7840	* reload1.c (reload): New variable next. Make sure that the for
7841	loop does not invoke NEXT_INSN on a deleted insn.
7842	(fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7843	(delete_output_reload): New variable prev. Make sure the the for
7844	loops do not invoke PREV_INSN on a deleted insn.
7845
78462007-09-06  Zdenek Dvorak  <ook@ucw.cz>
7847
7848	* cgraphbuild.c (rebuild_cgraph_edges): Export.
7849	* cgraph.h (rebuild_cgraph_edges): Declare.
7850	* tree-pass.h (pass_expand_omp_ssa): New.
7851	* omp-low.c (find_omp_clause): Export.
7852	(copy_var_decl): Split from omp_copy_decl_2.
7853	(build_omp_barrier): Return the call to emit instead of emitting
7854	it directly.
7855	(lower_rec_input_clauses, expand_omp_single): Gimplify the result of
7856	build_omp_barrier.
7857	(extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
7858	expand_omp_for_generic, expand_omp_for_static_nochunk,
7859	expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7860	Adapted to work on SSA form.
7861	(execute_expand_omp): Do not invalidate dominance information.
7862	(gate_expand_omp): Do not run with -fopenmp-ssa flag.
7863	(gate_expand_omp_ssa, pass_expand_omp_ssa): New.
7864	* gimplify.c (gimplify_omp_for): Ensure that the control variable is
7865	a gimple_reg.
7866	(force_gimple_operand): Allow gimplifying code expressions without
7867	value.
7868	* tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
7869	* common.opt (fopenmp-ssa): New.
7870	* tree-flow.h (find_omp_clause, copy_var_decl): Declare.
7871	* Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
7872	* tree-cfg.c: Include tree-inline.h.
7873	(struct move_stmt_d): Replace vars_to_remove by vars_map field.
7874	(replace_by_duplicate_decl, replace_ssa_name,
7875	mark_virtual_ops_in_region): New functions.
7876	(move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
7877	to work on SSA form.
7878	* passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
7879	* tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
7880	constructs.
7881
78822007-09-06  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
7883
7884	* tree-loop-linear.c: Include obstack.h.
7885	(linear_transform_loops): New obstack lambda_obstack.
7886	Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
7887	lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
7888	and free afterwards.
7889	* lambda.h (struct obstack): New forward declaration.
7890	(lambda_linear_expression_new): New parameter of type struct
7891	obstack *.
7892	(lambda_loopnest_new): Likewise.
7893	(lambda_loopnest_transform): Likewise.
7894	(lambda_body_vector_new): Likewise.
7895	(lambda_body_vector_compute_new): Likewise.
7896	(gcc_loopnest_to_lambda_loopnest): Likewise.
7897	(lambda_loopnest_to_gcc_loopnest): Likewise.
7898	* lambda-code.c: Include obstack.h.
7899	(lambda_lattice_new): New parameter lambda_obstack.  Use it for
7900	allocation of ret.
7901	(lambda_body_vector_new): Likewise.
7902	(lambda_linear_expression_new): Likewise.
7903	(lambda_lattice_new): Likewise.
7904	(lambda_loopnest_new): Likewise.  Additionally use obstack to
7905	allocate LN_LOOPS(ret).
7906	(lambda_lattice_compute_base): New parameter lambda_obstack.  Pass
7907	it to lambda_lattice_new.
7908	(lambda_body_vector_compute_new): New parameter lambda_obstack.
7909	Pass it to lambda_body_vector_new.
7910	(lambda_lattice_compute_base): New paramater lambda_obstack.  Pass
7911	it to lambda_lattice_new.
7912	(compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
7913	Pass it to lambda_loopnest_new, lambda_linear_expression_new.
7914	(lambda_compute_target_space): Likewise.
7915	(lambda_compute_auxillary_space): New parameter lambda_obstack.
7916	Pass it to lambda_lattice_compute_base and
7917	compute_nest_using_fourieer_motzkin.
7918	(lambda_loopnest_transform): New parameter lambda_obstack.  Pass
7919	it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
7920	and lambda_lattice_compute_target_space.
7921	(gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
7922	Pass it to lambda_linear_expression_new.
7923	(gcc_loop_to_lambda_loop): New parameter lambda_obstack.  Pass it
7924	to gcc_tree_to_linear_expression.
7925	(gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
7926	Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
7927	(lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
7928	Pass it to lambda_body_vector_new and
7929	lambda_body_vector_compute_new.
7930	* Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
7931	(lambda-code.o): Likewise.
7932
79332007-09-06  Chao-ying Fu  <fu@mips.com>
7934
7935	* ginclude/stdfix.h: New file.
7936	* Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
7937	(convert.o): Add dependence on fixed-value.h.
7938	* c-convert.c (convert): Support FIXED_POINT_TYPE.
7939	* c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
7940	to define fixed-point constants.
7941	(c_cpp_builtins): Define fixed-point constants.
7942	* convert.c (fixed-value.h): New include.
7943	(convert_to_real): Update comment to include fixed-point.
7944	Support FIXED_POINT_TYPE.
7945	(convert_to_integer): Update comment to include fixed-point.
7946	Support FIXED_POINT_TYPE.
7947	(convert_to_complex): Support FIXED_POINT_TYPE.
7948	(convert_to_fixed): New function.
7949	* convert.h (convert_to_fixed): Declare.
7950	* genopinit.c: Add comment about $Q for only fixed-point modes.
7951	(optabs): Add fract_optab, fractuns_optab, satfract_optab,
7952	satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
7953	sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
7954	ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
7955	usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
7956	usneg_optab for fixed-point modes.
7957	(gen_insn): Add force_fixed to track the $Q format for all fixed-point
7958	modes.
7959	* optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
7960	PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
7961	unsigned saturation optabs, when type is saturating.
7962	(shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
7963	(expand_fixed_convert): New function.
7964	(gen_fixed_libfunc, gen_signed_fixed_libfunc,
7965	gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
7966	gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
7967	gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
7968	gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
7969	gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
7970	functions.
7971	(init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
7972	ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
7973	usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
7974	ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
7975	usneg_optab, fract_optab, fractuns_optab, satfract_optab,
7976	satfractuns_optab.
7977	Initialize fixed-point libraries, including add, ssadd, usadd, sub,
7978	sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
7979	ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
7980	fractuns, satfractuns.
7981	* optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
7982	OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
7983	OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
7984	OTI_ssmsub_widen,  OTI_usmsub_widen.
7985	(ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
7986	usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
7987	ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
7988	umsub_widen_optab, usmsub_widen_optab): Define.
7989	(enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
7990	COI_satfractuns.
7991	(fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
7992	Define.
7993	(expand_fixed_convert): Declare.
7994	* expr.c (convert_move): Support the move of fixed-point modes.
7995	(emit_move_insn_1): Handle fixed-point mode to move via integer.
7996	(categorize_ctor_elements_1): Handle FIXED_CST.
7997	(count_type_elements): Handle FIXED_POINT_TYPE.
7998	(expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
7999	MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8000	Support FIXED_CST.
8001	For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
8002	multiply and add/subtract for fixed-point types.
8003	For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
8004	mode, we jump to binop directly.
8005	Support FIXED_CONVERT_EXPR.
8006	(do_store_flag): Check FIXED_CST to put a constant second.
8007	(vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
8008	MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8009	(const_vector_from_tree): Support FIXED_CST.
8010	* doc/extend.texi (Fixed-Point): New node.
8011	* doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
8012	ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
8013	satfract, fractuns, satfractuns): Document them.
8014
80152007-09-07  Bernd Schmidt  <bernd.schmidt@analog.com>
8016
8017	* config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
8018	addresses into I registers.
8019
80202007-09-06  Jan Hubicka  <jh@suse.cz>
8021	    Andreas Tobler  <a.tobler@schweiz.org>
8022
8023	* config/darwin.c (machopic_indirect_data_reference): Avoid invalid
8024	sharing.
8025	(machopic_legitimize_pic_address): Likewise.
8026
80272007-09-06  Andrew Pinski  <andrew_pinski@playstation.sony.com>
8028	    Jan Hubicka  <jh@suse.cz>
8029
8030	* config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
8031	instead of ufloat_optab->handlers directly.
8032	(floatdidf2): Likewise.
8033
80342007-09-06  Sandra Loosemore  <sandra@codesourcery.com>
8035
8036	* config/mips/mips.c:  Include diagnostic.h.
8037	(mips_set_current_function): Check errorcount and sorrycount
8038	before generating RTL.
8039
80402007-09-06  Richard Sandiford  <richard@codesourcery.com>
8041
8042	PR target/33256
8043	* config/mips/mips.c (mips_classify_symbolic_expression): New function.
8044	(mips_classify_address): Use it instead of mips_symbolic_constant_p.
8045	(print_operand_reloc): Likewise.
8046
80472007-09-06  Janis Johnson  <janis187@us.ibm.com>
8048
8049	Revert:
8050
8051 	2007-09-06  Jan Hubicka  <jh@suse.cz>
8052
8053	* config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
8054	Update call of real_2expN.
8055
8056	2007-09-06  Richard Sandiford  <richard@codesourcery.com>
8057
8058	* config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
8059	(fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
8060
8061	2007-09-05  Janis Johnson  <janis187@us.ibm.com>
8062
8063	* optabs.c (expand_float): Convert unsigned integer as signed only
8064	if it provides sufficient accuracy; add mode argument to real_2expN.
8065	(expand_fix): Fix comment typos; extend binary float into mode
8066	wider than destination for converion to unsigned integer; add mode
8067	argument to real_2expN.
8068	* real.c (real_2expN): Add mode argument to special-case decimal
8069	float values.
8070	* real.h (real_2expN): Ditto.
8071	* fixed-value.c (check_real_for_fixed_mode): Add mode argument to
8072	real_2expN.
8073	(fixed_from_string): Ditto.
8074	(fixed_to_decimal): Ditto.
8075	(fixed_convert_from_real): Ditto.
8076	(real_convert_from_fixed): Ditto.
8077	* config/rs6000/rs6000.md (FP): Include DD and TD modes.
8078	* config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
8079	muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
8080	floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
8081
80822007-09-06  Tom Tromey  <tromey@redhat.com>
8083
8084	* tree-cfg.c (remove_bb): Only warn if line is non-zero.
8085	* c-pch.c (c_common_read_pch): Restore current location after
8086	reading PCH file.
8087	* tree.c (expand_location): Update.
8088	(expr_filename): Changed return type.  Unified the two cases.
8089	(expr_lineno): Likewise.
8090	(annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
8091	as lvalues.
8092	* toplev.c (line_table): Changed type.
8093	(general_init): Update.
8094	(realloc_for_line_map): New function.
8095	(general_init): Allocate line_table using GC.
8096	* fix-header.c (line_table): Changed type.
8097	(read_scan_file): Update.
8098	(read_scan_file): Update.
8099	* c-ppoutput.c (maybe_print_line): Update.
8100	(print_line): Update.
8101	(cb_line_change): Update.
8102	(cb_define): Update.
8103	(pp_file_change): Update.
8104	* c-opts.c (c_common_init_options): Update.
8105	(finish_options): Update.
8106	(push_command_line_include): Update.
8107	* c-lex.c (cb_line_change): Update.
8108	(cb_def_pragma): Update.
8109	(cb_define): Update.
8110	(cb_undef): Update.
8111	(c_lex_with_flags): Use cpp_get_token_with_location.
8112	* input.h (line_table): Changed type.
8113	(location_from_locus): New macro.
8114	* tree.h (EXPR_FILENAME): No longer an lvalue.
8115	(EXPR_LINENO): Likewise.
8116	(expr_locus, set_expr_locus): Declare separately for
8117	USE_MAPPED_LOCATION.
8118	(expr_filename, expr_lineno): Changed return type.
8119	* gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
8120	* cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
8121	(expand_gimple_basic_block): Likewise.
8122	* final.c (final_scan_insn): Use expanded_location.
8123
81242007-09-06  Richard Guenther  <rguenther@suse.de>
8125
8126	PR tree-optimization/32586
8127	* tree-ssa-sccvn.c (simplify_binary_expression): Avoid
8128	folding if nothing changed.
8129	(simplify_unary_expression): New function.  Do tree combining
8130	on conversion like codes.
8131	(try_to_simplify): Call it.
8132	* builtins.c (fold_builtin_cexp): Fold the built expressions.
8133	* fold-const.c (fold_unary): Test result of get_callee_fndecl().
8134
81352007-09-06  Jan Hubicka  <jh@suse.cz>
8136
8137	PR target/33318
8138	* cse.c (fold_rtx): Avoid invalid sharing.
8139
81402007-09-06  Richard Sandiford  <richard@codesourcery.com>
8141
8142	* config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
8143	(fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
8144
81452007-09-06  Revital Eres  <eres@il.ibm.com>
8146
8147	* config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8148	Fix offsettable memory reference for 750CL.
8149
81502007-09-06  Pat Haugen  <pthaugen@us.ibm.com>
8151
8152	* reload.c (find_reloads_address_1): Try to preserve original
8153	base/index regclass of operands.
8154	* regrename.c (scan_rtx_address): Likewise.
8155	(replace_oldest_value_addr): Likewise.
8156
81572007-09-06  Richard Guenther  <rguenther@suse.de>
8158
8159	PR tree-optimization/33302
8160	* domwalk.c (walk_dominator_tree): The exit block is
8161	interesting even if it is not reachable.
8162
81632007-09-06  Richard Sandiford  <richard@codesourcery.com>
8164
8165	PR middle-end/33306
8166	* optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
8167
81682007-09-06  Basile Starynkevitch  <basile@starynkevitch.net>
8169
8170	* cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
8171	robustness.
8172
81732007-09-05  Ian Lance Taylor  <iant@google.com>
8174
8175	* tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
8176	when printing.
8177	(dump_generic_node): Likewise.
8178	* print-rtl.c (print_decl_name): Likewise.
8179	* print-tree.c (print_node_brief): Likewise.
8180	(print_node): Likewise.
8181	* Makefile.in (RTL_BASE_H): Add alias.h.
8182	(TREE_H): Likewise.
8183
81842007-09-06  Jesper Nilsson  <jesper.nilsson@axis.com>
8185
8186	* longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
8187	Defined.
8188	* config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
8189	* config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
8190
81912007-09-06  Jie Zhang  <jie.zhang@analog.com>
8192
8193	* config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
8194	(tm_defines): Define UCLIBC_DEFAULT to 1.
8195	(extra_options): Add linux.opt.
8196	* config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
8197	(CRT_CALL_STATIC_FUNCTION): Likewise.
8198	(NO_IMPLICIT_EXTERN_C): Likewise.
8199	(TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
8200	* config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
8201	* config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
8202	(ENDFILE_SPEC): Don't define.
8203	(LIB_SPEC): Likewise.
8204	(CRT_CALL_STATIC_FUNCTION): Likewise.
8205	(NO_IMPLICIT_EXTERN_C): Likewise.
8206	(LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
8207	(TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
8208
82092007-09-06  Jan Hubicka  <jh@suse.cz>
8210
8211	* config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
8212	Update call of real_2expN.
8213
82142007-09-06  Jan Hubicka  <jh@suse.cz>
8215
8216	* opts.c (common_handle_option): Enable inlining functions for
8217	-fprofile-generate.
8218
82192007-09-06  Jakub Jelinek  <jakub@redhat.com>
8220
8221	* builtin-attrs.def (ATTR_NONNULL_3): New.
8222	(DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
8223	ATTR_NOTHROW_NONNULL_##FA.
8224	(DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
8225	(ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
8226	ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
8227	ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
8228	ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
8229	ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
8230	ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
8231	New.
8232	(ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
8233	ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
8234	ATTR_FORMAT_NOTHROW_3_4): Remove.
8235	* builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
8236	vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
8237	__vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
8238	instead of ATTR_FORMAT_*_*.
8239
82402007-09-06  Hans-Peter Nilsson  <hp@axis.com>
8241
8242	* config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
8243	parts re-used for REG_FRAME_RELATED_EXPR.
8244
82452007-09-05  Janis Johnson  <janis187@us.ibm.com>
8246
8247	* optabs.c (expand_float): Convert unsigned integer as signed only
8248	if it provides sufficient accuracy; add mode argument to real_2expN.
8249	(expand_fix): Fix comment typos; extend binary float into mode
8250	wider than destination for converion to unsigned integer; add mode
8251	argument to real_2expN.
8252	* real.c (real_2expN): Add mode argument to special-case decimal
8253	float values.
8254	* real.h (real_2expN): Ditto.
8255	* fixed-value.c (check_real_for_fixed_mode): Add mode argument to
8256	real_2expN.
8257	(fixed_from_string): Ditto.
8258	(fixed_to_decimal): Ditto.
8259	(fixed_convert_from_real): Ditto.
8260	(real_convert_from_fixed): Ditto.
8261	* config/rs6000/rs6000.md (FP): Include DD and TD modes.
8262	* config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
8263	muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
8264	floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
8265
82662007-09-05  Ian Lance Taylor  <iant@google.com>
8267
8268	* init-regs.c (initialize_uninitialized_regs): Call
8269	emit_insn_before rather than add_insn_before.
8270
82712007-09-05  Jakub Jelinek  <jakub@redhat.com>
8272
8273	* builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
8274	* tree.h (CALL_EXPR_VA_ARG_PACK): Define.
8275	* tree-inline.h (copy_body_data): Add call_expr field.
8276	* tree-inline.c (expand_call_inline): Initialize call_expr.
8277	(copy_bb): Append anonymous inline fn arguments to arguments
8278	when inlining a CALL_EXPR_VA_ARG_PACK call.
8279	* builtins.c (expand_builtin): Issue an error if
8280	BUILT_IN_VA_ARG_PACK is seen during expand.
8281	(fold_call_expr, fold_builtin_call_array): Don't fold
8282	CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
8283	__builtin_va_arg_pack () call as last argument.
8284	* gimplify.c (gimplify_call_expr): If last argument to a vararg
8285	function is __builtin_va_arg_pack (), decrease number of call
8286	arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
8287	* expr.c (expand_expr_real_1): Issue an error if
8288	CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
8289	* tree-pretty-print.c (dump_generic_node): Handle printing
8290	CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
8291	* doc/extend.texi (__builtin_va_arg_pack): Document.
8292
82932007-09-05  Adam Nemet  <anemet@caviumnetworks.com>
8294
8295	PR tree-optimization/21513
8296	* builtins.c (build_builtin_expect_predicate): New function.
8297	(fold_builtin_expect): Add argument for expected value.
8298	Distribute __builtin_expect over short-circuiting operations.
8299	Fold nested builtin_expects.
8300	(fold_builtin_2): Adjust call to fold_builtin_expect.
8301
83022007-09-05  Rask Ingemann Lambertsen  <rask@sygehus.dk>
8303
8304	PR web/32965
8305	PR tree-optimization/13756
8306	* doc/invoke.texi (Options That Control Optimization): Document
8307	-ftree-dse.
8308
83092007-09-05  Uros Bizjak  <ubizjak@gmail.com>
8310
8311	* config/i386/cpuid.h: New file.
8312	* config/i386/driver-i386.c: Include cpuid.h.
8313	(describe_cache): Shrink size and line strings to 100 bytes.
8314	(detect_caches_amd): Return "" for unsupported max_ext_level.
8315	Use __cpuid function.
8316	(detect_caches_intel): Return "" for unsupported max_level.
8317	Use __cpuid function.
8318	(host_detect_local_cpu): Change feature flag variables to
8319	unsigned int.  Initialize only extended feature flag variables.
8320	Use __get_cpuid_max to determine max supported cpuid level.
8321	Use __cpuid function to determine supported features.  Fix
8322	calculation of family id.  Remove is_amd and check signature
8323	directly.  Check for Geode signature.  Handle family 4 id.
8324	[PROCESSOR_GENERIC32]: New default for unknown family id.  Move
8325	cpu discovery code to lower part of the function.
8326	[PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
8327	for sub-architecture.
8328	[PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
8329	[PROCESSOR_K8]: Add k8-sse3 architecture.
8330	[PROCESSOR_NOCONA]: Remove.
8331	[PROCESSOR_GENERIC64]: Ditto.
8332	* config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
8333	* config/i386/crtfastmath.c: Include cpuid.h.  Use __get_cpuid
8334	to check for SSE and FXSAVE support.
8335	* config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
8336	Add -minline-all-stringops.
8337	* config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
8338	(x86_64-*-*): Ditto.
8339
83402007-09-05  Jie Zhang  <jie.zhang@analog.com>
8341
8342	* config/bfin/linux-unwind.h: New file.
8343	* config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
8344	* config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
8345
83462007-09-05  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
8347
8348	* Makefile.in (stmt.o): Add alloc-pool.h dependency.
8349	* stmt.c: Include alloc-pool.h.
8350	(struct case_node): Remove GTY marker.
8351	(add_case_node): New parameter case_node_pool.  Use it for
8352	allocation of r.
8353	(expand_case): New allocation pool case_node_pool.  Initialize it,
8354	pass to add_case_node and free it.
8355
83562007-09-05  Sandra Loosemore  <sandra@codesourcery.com>
8357	    David Ung  <davidu@mips.com>
8358	    Nigel Stephens <nigel@mips.com>
8359
8360	Add mips16/nomips16 function attributes and -mflip-mips16 option
8361	for testing mixed-mode compilation.
8362
8363	* config/mips/mips.opt (mflip-mips16): New.
8364
8365	* config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
8366	(SYMBOL_FLAG_MIPS16_FUNC_P): Define.
8367
8368	* config/mips/mips.c (mips_base_target_flags): New.
8369	(mips_base_mips16): New.
8370	(mips_base_schedule_insns): New.
8371	(mips_base_reorder_blocks_and_partition): New.
8372	(mips_base_align_loops): New.
8373	(mips_base_align_jumps): New.
8374	(mips_base_align_functions): New.
8375	(mips16_flipper): New.
8376	(mips_attribute_table): Add "mips16" and "nomips16" entries.
8377	(TARGET_SET_CURRENT_FUNCTION): Define.
8378	(mips_mips16_type_p, mips_nomips16_type_p): New.
8379	(mips_comp_type_attributes): Check mips16/nomips16 attributes.
8380	(mips_function_ok_for_sibcall): Make it deal with functions with
8381	mips16 attributes.
8382	(mips_init_split_addresses): New, split out from override_options.
8383	(mips_init_relocs): New, split out from override_options.
8384	(was_mips16_p): New.
8385	(mips_set_mips16_mode): New, split out from override_options.
8386	(mips_set_current_function): New.
8387	(override_options): Add sorry for unsupported mips16/pic
8388	combination.  Remove error for mips16/dsp combination.	Save
8389	base option settings.
8390	(mips_file_start): Move mips16 mode setting output from here....
8391	(mips_output_function_prologue): ....to here.
8392	(mips_output_mi_thunk): Check for mips16 function.
8393	(build_mips16_function_stub): Don't set .mips16 here.
8394	(build_mips16_call_stub): Likewise.
8395	(mips_expand_builtin): Error in mips16 mode.
8396	(mips_use_mips16_mode_p): New.
8397	(mips_encode_section_info): Check for mips16 function, and set
8398	SYMBOL_REF_FLAGS accordingly.
8399
8400	* doc/extend.texi (Function Attributes): Document new
8401	mips16/nomips16 attributes.
8402	* doc/invoke.texi (Option Summary): Add -mflip-mips16.
8403	(MIPS Options): Document -mflip-mips16.
8404
84052007-09-05  Sandra Loosemore  <sandra@codesourcery.com>
8406
8407	* config/mips/mips.c (mips_legitimize_tls_address): Call sorry
8408	if we encounter TLS address in MIPS16 mode.
8409	(mips_legitimize_const_move): Check cannot_force_const_mem for
8410	the (const (plus symbol offset)) case; this forces invalid TLS
8411	address in MIPS16 mode to be caught by the above call to sorry.
8412	(override_options): Don't reset targetm.have_tls in MIPS16 mode,
8413	because that now enables emutls, which is not ABI compatible
8414	with native TLS in non-MIPS16 mode.
8415
84162007-09-05  Sandra Loosemore  <sandra@codesourcery.com>
8417
8418	Add target hook invoked when cfun changes.
8419
8420	* doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
8421	* target.h (struct gcc_target): Add set_current_function.
8422	* target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
8423	(TARGET_INITIALIZER): Add initializer for set_current_function.
8424	* tree.h (push_struct_function): New.
8425	* tree-inline.h (push_cfun, pop_cfun): Move declarations to...
8426	* function.h: Here.
8427	(set_cfun): Declare.
8428	* tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
8429	* function.c: Here.
8430	(push_function_context_to): Use allocate_struct_function
8431	to create null context, not init_dummy_function_start.  Use set_cfun.
8432	(pop_function_context_from): Use set_cfun.
8433	(in_dummy_function): New.
8434	(invoke_set_current_function_hook): New.
8435	(set_cfun): New.
8436	(push_cfun, pop_cfun): Use set_cfun.
8437	(push_struct_function): New.
8438	(allocate_struct_function): Call invoke_set_current_function_hook
8439	before returning.
8440	(prepare_function_start): Don't set cfun here.  Remove unused
8441	argument; fix all callers.
8442	(init_dummy_function_start): Fiddle with in_dummy_function.  Call
8443	push_struct_function.
8444	(init_function_start): Set cfun here.
8445	(expand_dummy_function_end): Fiddle with in_dummy_function.  Pop cfun.
8446	* omp-low.c (create_omp_child_function): Use push_struct_function
8447	and pop_cfun to save/restore state.
8448	(expand_omp_parallel): Remove unused saved_cfun variable.
8449	* cgraphunit.c (ipa_passes): Use set_cfun.
8450	* gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
8451	* dwarf2out.c (dwarf2out_abstract_function): Likewise.
8452	* matrix-reorg.c (transform_allocation_sites): Likewise.
8453	(matrix_reorg): Use set_cfun.
8454	* gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
8455	* tree-optimize.c (tree_rest_of_compilation): Remove one redundant
8456	assignment to cfun; use set_cfun for the other.
8457	* tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
8458	(dump_function_to_file): Use push_cfun/pop_cfun here.
8459	* c-decl.c (finish_function): Use set_cfun.
8460
84612007-09-05  Kenneth Zadeck <zadeck@naturalbridge.com>
8462
8463	* regrename.c (rerename_optimize): Use deferred rescanning and
8464	insert explicit calls to rescan insns when changed.
8465
84662007-09-05  Jan Hubicka  <jh@suse.cz>
8467
8468	* optabs.c (libfunc_entry): Change optab to integer.
8469	(hash_libfunc, convert_optab_libfunc, optab_libfunc,
8470	set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
8471	of pointers for hashing.
8472
84732007-09-05  Jan Hubicka  <jh@suse.cz>
8474
8475	* regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
8476	verifier.
8477	* fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
8478	* see.c (pass_see): Likewise.
8479	* tracer.c (pass_tracer): Likewise.
8480	* postreload-gcse.c (pass_gcse2): Likewise.
8481	* postreload.c (pass_postreload_cse): Likewise.
8482	* mode-switching.c (pass_mode_switching): Likewise.
8483	* modulo-sched.c (pass_sms): Likewise.
8484	* cse.c (cse_insn): Likewise.
8485	* web.c (pass_web): Likweise.
8486	* combine-stack-adj.c (pass_stack_adjustments): Likewise.
8487	* dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
8488	* loop-init.c (pass_rtl_loop_init): Likewise.
8489	(pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
8490	pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
8491	* global.c (pass_global_alloc): Likewise.
8492	* ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
8493	pass_if_after_reload): Likewise.
8494	* reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
8495	* dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
8496	* regmove.c (pass_regmove): Likewise.
8497	* function.c (pass_thread_prologugues_epilogues): Likewise.
8498	* gcse.c (pass_gcse): Likewise.
8499	* rtl-factoring.c (pass_rtl_seqabstr): Likewise.
8500	* lower-subreg.c (pass_lower_subreg2): Likewise.
8501	* bt-load.c (pass_branch_target_load): Likewise.
8502	* emit-rtl.c (pass_unshare_all_rtl): Likewise.
8503	* cfgcleanup.c (pass_jump, pass_jump2): Likewise.
8504	* combine.c (pass_combine): Likewise.
8505	* bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
8506	(pass_partition_blocks): Likewise.
8507	* var-tracking.c (pass_variable_track): Likewise.
8508	* reg-stack.c (pass_stack_regs_run): Likewise.
8509	* sched-rgn.c (pass_sched, pass_sched2): Likewise.
8510	* passes.c (pass_postreload): Likewise.
8511	(execute_function_todo): Add TODO_verify_rtl_sharing handling code.
8512	* tree-pass.h (TODO_verify_rtl_sharing): New.
8513	(TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
8514	TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
8515	TODO_set_props, TODO_df_finish, TODO_df_verify,
8516	TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
8517
85182007-09-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8519
8520	* fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
8521	fold_real_zero_addition_p, reorder_operands_p,
8522	div_if_zero_remainder, fold_undefer_overflow_warnings,
8523	int_binop_types_match_p, fold_convert_const_int_from_int,
8524	fold_convert_const_int_from_real,
8525	fold_convert_const_int_from_fixed,
8526	fold_convert_const_real_from_real,
8527	fold_convert_const_real_from_fixed,
8528	fold_convert_const_fixed_from_fixed,
8529	fold_convert_const_fixed_from_int,
8530	fold_convert_const_fixed_from_real, maybe_lvalue_p,
8531	fold_checksum_tree, fold_check_failed, print_fold_checksum,
8532	debug_fold_checksum, multiple_of_p): Constify.
8533	* tree-flow-inline.h (get_lineno): Likewise.
8534	* tree-flow.h (get_lineno): Likewise.
8535	* tree-object-size.c (compute_object_offset, addr_object_size,
8536	alloc_object_size, pass_through_call): Likewise.
8537	* tree-pretty-print.c (op_symbol, print_call_name,
8538	print_struct_decl, do_niy): Likewise.
8539	* tree.h (fold_undefer_overflow_warnings, multiple_of_p,
8540	debug_fold_checksum): Likewise.
8541
85422007-09-04  Steven Bosscher  <steven@gcc.gnu.org>
8543
8544	PR middle-end/33029
8545	* lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
8546	note, remove the associated REG_RETVAL note.
8547
85482007-09-04  Andrew Pinski  <andrew_pinski@playstation.sony.com>
8549
8550	* config.gcc (powerpc*-*-*): Install
8551	spu2vmx.h, vec_types.h, and si2vmx.h headers.
8552	* config/rs6000/spu2vmx.h: New header.
8553	* config/rs6000/si2vmx.h: New header.
8554	* config/rs6000/vec_types.h: New header.
8555
85562007-09-05  Ben Elliston  <bje@au.ibm.com>
8557
8558	* varasm.c (initializer_constant_valid_p): Fix comment typo.
8559
85602007-09-05  Ben Elliston  <bje@au.ibm.com>
8561
8562	* config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
8563	not `m' for *ptrp.
8564	(__stdcx): Make asm volatile.
8565	(__stwcx, __stdcx): Return only 0 or 1.
8566
85672007-09-05  Jan Hubicka  <jh@suse.cz>
8568
8569	Revert:
8570
8571	2007-09-04  Jan Hubicka  <jh@suse.cz>
8572	* tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8573
8574	2007-09-04  Richard Guenther  <rguenther@suse.de>
8575	* tree-ssa-operands.c (add_virtual_operand): Only mark
8576	stores as has_volatile_ops if alias information is not available.
8577
85782007-09-05  Jakub Jelinek  <jakub@redhat.com>
8579
8580	* config/rs6000/tramp.asm: Include config.h.
8581	Check __PIC__ or __pic__ macro instead of SHARED.
8582
8583	PR rtl-optimization/32300
8584	* see.c (see_copy_insn): New function.
8585	(see_def_extension_not_merged, see_merge_one_use_extension,
8586	see_merge_one_def_extension): Use it.  Avoid changing
8587	PREV_INSN/NEXT_INSN chains directly, insted emit insns
8588	into sequences.  Call df_insn_delete on temporary insns
8589	that won't be emitted into the insn stream.
8590	(rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
8591	and run df_process_deferred_rescans () before run_fast_dce.
8592
8593	PR tree-optimization/33017
8594	* tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
8595	recurse for pure or const function calls.
8596
85972007-09-04  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
8598
8599	* c-format.c: Include alloc-pool.h.
8600	(check_format_info_main): New argument fwt_alloc.  Use allocation
8601	pool instead of GC.  Remove GC deallocation code.
8602	(check_format_arg): Create allocation pool, pass it to
8603	check_format_info_main and free it afterwards.
8604	* Makefile.in (c-format.o): Add alloc-pool.h dependency.
8605
86062007-09-05  Ben Elliston  <bje@au.ibm.com>
8607
8608	* config/rs6000/ppu_intrinsics.h (__protected_stream_count):
8609	Rename count macro arugment for clarity.
8610	(__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
8611	(__protected_stream_set): Likewise, pass 0.
8612
86132007-09-04  Jan Hubicka  <jh@suse.cz>
8614
8615	* tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8616
86172007-09-04  Jan Hubicka  <jh@suse.cz>
8618
8619	* invoke.texi (-finline-small-functions): Document.
8620	* ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
8621	when deciding what is inlinable.
8622	(cgraph_decide_recursive_inlining): Handle flag_inline_functions.
8623	(cgraph_decide_inlining_of_small_function): Handle new flags.
8624	(cgraph_decide_inlining_incrementally): Likewise.
8625	* opts.c (decode_options): Enable flag_inline_small_functions at -O2
8626	* common.opt (finline-small-functions): New.
8627	* Makefile.in (build/gengtype.o-warn): Work around PR29478
8628
86292007-09-04  Richard Guenther  <rguenther@suse.de>
8630
8631	* tree-ssa-operands.c (add_virtual_operand): Only mark
8632	stores as has_volatile_ops if alias information is not available.
8633
86342007-09-04  Andrew Haley  <aph@redhat.com>
8635
8636	* config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
8637
86382007-09-04  Andrew Haley  <aph@redhat.com>
8639
8640	* config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
8641	* config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
8642	* config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
8643
86442007-09-04  Emmanuel Thome  <Emmanuel.Thome@inria.fr>
8645
8646	PR c++/14178
8647	* common.opt: Mention ABI version 2 in comment.
8648
86492007-09-04  Jan Hubicka  <jh@suse.cz>
8650
8651	* optabs.c (debug_optab_libfunc): Update; make available to gdb.
8652	(libfunc_entry): New structure.
8653	(libfunc_hash): New hashtable.
8654	(hash_libfunc): New function.
8655	(eq_libfunc): New function.
8656	(convert_optab_libfunc): New function.
8657	(optab_libfunc): New function.
8658	(expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
8659	expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
8660	expand_float, expand_fix, new_optab, new_convert_optab):
8661	 Update for new libfunc API.
8662	(init_libfunc, init_integral_libfuncs,
8663	init_floating_libfuncs, init_interclass_conv_libfuncs
8664	init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
8665	(gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
8666	gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8667	gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
8668	gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
8669	gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
8670	gen_extend_conv_libfunc): New.
8671	(init_one_libfunc): Revamp for hashtables.
8672	(set_conv_libfunc): Likewise.
8673	(init_optabs): Initialize hashtable; use lazy initialization where
8674	possible.
8675	* optabs.h (optab_handlers): Move out of GGC.
8676	(optab, convert_optab): Move out of GGC; add lazy gen info.
8677	(code_to_optab, convert_optab_table, optab_table): Move out of GGC.
8678	(optab_libfunc, convert_optab_libfunc): New.
8679	* builtins.c (expand_builtin_powi): Update for new API.
8680	* expr.c (convert_move): Likewise.
8681	* expmed.c (expand_divmod): Likewise.
8682
86832007-09-04  Daniel Jacobowitz  <dan@codesourcery.com>
8684
8685	* config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
8686	GOT pointer only if there is a constant pool.  Use the allocated space
8687	for SPE also.
8688
86892007-09-04  Daniel Jacobowitz  <dan@codesourcery.com>
8690
8691	* config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
8692	typo for AltiVec.
8693
86942007-09-04  Revital Eres  <eres@il.ibm.com>
8695	    Richard Guenther  <rguenther@suse.de>
8696	    R. Clint Whaley  <whaley@cs.utsa.edu>
8697
8698	* doc/invoke.texi (-fassociative-math, -freciprocal-math):
8699	Document new flags.
8700	* tree-tailcall.c (process_assignment): Use -fassociative-math
8701	when reodering operands of floating-point type.
8702	* fold-const.c (fold_comparison, fold_binary): Use
8703	-fassociative-math and -freciprocal-math instead of
8704	-funsafe-math-optimization flag.
8705	* toplev.h (set_unsafe_math_optimizations_flags): Declare function.
8706	* tree-ssa-math-opts.c (gate_cse_reciprocals): Use
8707	-freciprocal-math instead of -funsafe-math-optimizations.
8708	* opts.c (set_fast_math_flags): Set -freciprocal-math and
8709	-fassociative-math when -ffast-math is set.
8710	(set_unsafe_math_optimizations_flags): New Function
8711	to set -freciprocal-math and -fassociative-math when
8712	-funsafe-math-optimizations is set.
8713	(common_handle_option): Call it.
8714	* tree-vectorizer.c (vect_is_simple_reduction): Use
8715	-fassociative-math when doing reduction on floats.
8716	* loop-unroll.c (analyze_insn_to_expand_var): Use
8717	-fassociative-math when expanding an accumulator of type float.
8718	* simplify-rtx.c (simplify_binary_operation_1): Use
8719	-fassociative-math and -freciprocal-math when reordeing operands
8720	of floating-point type.
8721	* combine.c (combine_simplify_rtx): Likewise.
8722	* tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
8723	Likewise.
8724	* common.opt (-fassociative-math, -freciprocal-math): New flags.
8725
87262007-09-04  Paolo Carlini  <pcarlini@suse.de>
8727
8728	PR c++/18608
8729	* doc/install.texi (--enable-__cxa_atexit): Fix typo.
8730
87312007-09-04  Jan Hubicka  <jh@suse.cz>
8732
8733	* regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
8734
87352007-09-04  Jan Hubicka  <jh@suse.cz>
8736
8737	* regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
8738	and corresponding MATCH_DUP.
8739
87402007-09-04  Uros Bizjak  <ubizjak@gmail.com>
8741
8742	PR middle-end/33187
8743	* combine.c (subst): Do not try to simplify X if it represents load
8744	of FP constant from the constant pool via float extension.
8745
87462007-09-04  Ben Elliston  <bje@au.ibm.com>
8747
8748	* c-opts.c: Include "tm_p.h".
8749	* Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
8750
87512007-09-04  Richard Guenther  <rguenther@suse.de>
8752
8753	PR tree-optimization/33291
8754	* tree-pretty-print.c (dump_generic_node): Dump all
8755	qualifiers for pointer types, not only first.  Dump
8756	qualifiers for aggregate types as well.
8757	* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
8758	use the canonical type for building ARRAY_REFs.
8759	* gimplify.c (canonicalize_addr_expr): Clean up.  The
8760	correct validness check is compatibility of the pointer
8761	types.  Always use the canonical type for building
8762	ARRAY_REFs and ADDR_EXPRs.
8763	* tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
8764	change that disabled propagation of ADDR_EXPRs into statements
8765	with volatile ops.
8766
87672007-09-03  Zack Weinberg  <zack@codesourcery.com>
8768
8769	* config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
8770	(umulsi3_highpart): Make into expanders; existing insns are
8771	now named *[insn]_nov6.  Add stars to existing [insn]_v6
8772	counterparts' names.
8773
87742007-09-03  Daniel Jacobowitz  <dan@codesourcery.com>
8775
8776	* Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
8777	(unprotoize.o): Remove SHLIB_MULTILIB.
8778
87792007-09-03  Eric Weddington  <eweddington@cso.atmel.com>
8780
8781	* doc/extend.texi: Document progmem attribute for AVR.
8782
87832007-09-03  Anatoly Sokolov <aesok@post.ru>
8784
8785	PR target/28902
8786 	* config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
8787
87882007-09-03  Zack Weinberg  <zack@codesourcery.com>
8789
8790	* optabs.c (expand_ffs): Initialize val and defined_at_zero
8791	to avoid warnings.
8792
8793	* optabs.c: Remove unnecessary forward declarations.
8794	(expand_unop_direct): New, broken out of expand_unop.
8795	(expand_doubleword_clz): New.
8796	(expand_ctz): Move above expand_ffs.  Use
8797	start_sequence, end_sequence, add_equal_note, and
8798	expand_unop_direct.  Add more commentary.
8799	(expand_ffs): Try both ctz optab and expand_ctz.
8800	Generate a test and branch if the hardware doesn't give us
8801	a useful value for input zero.  Style improvements similar to
8802	expand_ctz.
8803
8804	* config/arm/arm.md (ffssi2, ctzsi2): Delete.
8805
88062007-09-03  Zack Weinberg  <zack@codesourcery.com>
8807
8808	* config.gcc: Delete stanza for arm-semi-aof and
8809	armel-semi-aof targets.
8810	* config/arm/arm-protos.h
8811	* config/arm/arm.c
8812	* config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
8813	make all #ifndef AOF_ASSEMBLER blocks unconditional.  Also
8814	delete aof_pic_label and remove mention of AOF in comments.
8815	* config/arm/arm.md: Delete patterns used only for AOF assembly.
8816	* config/arm/aof.h
8817	* config/arm/semiaof.h
8818	* config/arm/t-semi: Delete file.
8819
88202007-09-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8821
8822	* system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
8823	CONST_CAST_BB): New macros for type-specific casts.
8824	(CONST_CAST): Add a TYPE parameter and define it in terms of
8825	CONST_CAST2.
8826
8827	* c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
8828	* c-lex.c (cb_ident, lex_string): Likewise,
8829	* c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
8830	* config/i386/i386.c (ix86_function_regparm,
8831	ix86_function_sseregparm): Use CONST_CAST_TREE.
8832	* config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
8833	CONST_CAST.
8834	* gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8835	give_switch, set_multilib_dir): Likewise,
8836	* gengtype-parse.c (string_seq, typedef_name): Likewise,
8837	* gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
8838	* jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
8839	* passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
8840	* prefix.c (update_path): Likewise,
8841	* pretty-print.c (pp_base_destroy_prefix): Likewise,
8842	* rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
8843	* tree-cfg.c (tree_can_merge_blocks_p,
8844	tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
8845	* tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
8846	* tree.c (build_string): Supply a TYPE for CONST_CAST.
8847	(attribute_list_contained): Use CONST_CAST_TREE.
8848
88492007-09-03  Krister Walfridsson  <cato@df.lth.se>
8850
8851	* config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
8852
88532007-09-03  Richard Sandiford  <richard@codesourcery.com>
8854
8855	PR middle-end/33290
8856	* optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
8857	before forcing them into a register.
8858
88592007-09-03  Richard Sandiford  <richard@codesourcery.com>
8860
8861	* config/mips/mips.md (fetchop_bit): Use define_code_iterator
8862	rather than define_code_macro.
8863
88642007-09-03  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
8865
8866	* gcc.c (xputenv): New function.
8867	(putenv_from_prefixes): Use xputenv instead of putenv.
8868	(process_command): Use xputenv instead of putenv.
8869	(set_collect_gcc_options): Use xputenv instead of putenv.
8870	(main): Use xputenv instead of putenv.
8871
88722007-09-03  Jesper Nilsson  <jesper.nilsson@axis.com>
8873
8874	* config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
8875	availability of swap instruction.
8876	* config/cris/cris.md (bswapsi2): Implement using swap instruction.
8877
88782007-09-03  Revital Eres  <eres@il.ibm.com>
8879
8880	* doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
8881	Documentation.
8882
88832007-09-03  Vladimir Yanovsky  <yanov@il.ibm.com>
8884	    Ayal Zaks  <zaks@il.ibm.com>
8885	    Revital Eres  <eres@il.ibm.com>
8886
8887	* modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
8888	compute_split_row): New functions.
8889	(ps_unschedule_node): Remove.
8890	(normalize_sched_times): Iterate over the already scheduled
8891	insns instead of the number of nodes.
8892	(MAX_SPLIT_NUM): New definition.
8893	(sms_schedule_by_order): Change the scheduling heuristic to
8894	avoid useless increases of initiation interval ii.
8895	(get_sched_window): Add dump printouts.
8896
88972007-09-02  David Daney  <ddaney@avtrex.com>
8898
8899	* config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
8900	UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
8901	(optab, insn): Add more attributes.
8902	(fetchop_bit): New code macro.
8903	(immediate_insn): New code macro attribute.
8904	(sync): Change condition to ISA_HAS_SYNC.
8905	(rdhwr): Change predicate for operand 0 to register_operand.
8906	(memory_barrier): New expand.
8907	(sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
8908	sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8909	sync_new_sub<mode>, sync_<optab><mode>,	sync_old_<optab><mode>,
8910	sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8911	sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
8912	* config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
8913	(MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
8914	MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8915	MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
8916
89172007-09-03  Jesper Nilsson  <jesper.nilsson@axis.com>
8918	    Hans-Peter Nilsson  <hp@axis.com>
8919
8920	* config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
8921	Defined to describe availability and behavior of CLZ.
8922	* config/cris/cris.md (clzsi2): Implement using lz instruction.
8923	* config/cris/cris.opt: Tweak comment for "-metrax4".
8924	* config/cris/arit.c (LZ): When defined, define as __builtin_clz.
8925	* longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
8926	(count_leading_zeros): Define.
8927
89282007-09-01  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
8929
8930	* ggc-page.c (ggc_pch_read): Call validate_free_objects.
8931
89322007-09-02  Joseph Myers  <joseph@codesourcery.com>
8933
8934	PR c/29237
8935	PR middle-end/33272
8936	* c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
8937	decayed from array.
8938
89392007-09-01  Kazu Hirata  <kazu@codesourcery.com>
8940
8941	* config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
8942	config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
8943	ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
8944	sched-deps.c, sched-int.h, system.h, target.h,
8945	tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
8946	tree.def: Fix comment typos.
8947
89482007-09-01  Kazu Hirata  <kazu@codesourcery.com>
8949
8950	* config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
8951	(override_options): Turn on -mstrict-align on non-ColdFire
8952	targets.
8953	* config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
8954
89552007-09-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8956
8957	* c-common.c (const_strip_array_types): Delete.
8958	* c-common.h (const_strip_array_types): Likewise.
8959	* emit-rtl.c (const_next_insn, const_previous_insn,
8960	const_next_nonnote_insn, const_prev_nonnote_insn,
8961	const_next_real_insn, const_prev_real_insn,
8962	const_next_active_insn, const_prev_active_insn, const_next_label,
8963	const_prev_label): Delete.
8964	* gimple-low.c (block_may_fallthru): Use expr_last.
8965	* jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
8966	* rtl.h (const_previous_insn, const_next_insn,
8967	const_prev_nonnote_insn, const_next_nonnote_insn,
8968	const_prev_real_insn, const_next_real_insn,
8969	const_prev_active_insn, const_next_active_insn, const_prev_label,
8970	const_next_label): Delete.
8971	* rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
8972	* system.h (CONST_CAST): Update comment.
8973	* tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
8974	(const_first_stmt, const_last_stmt): Delete.
8975	(tree_block_ends_with_condjump_p): Use last_stmt.
8976	* tree-flow.h (const_first_stmt, const_last_stmt): Delete.
8977	* tree-iterator.c (const_expr_first, const_expr_last,
8978	const_expr_only): Delete.
8979	* tree.c (const_lookup_attribute): Likewise.
8980	(attribute_list_contained): Use lookup_attribute.
8981	* tree.h (const_lookup_attribute, const_expr_first,
8982	const_expr_last, const_expr_only): Delete.
8983
89842007-09-01  Richard Guenther  <rguenther@suse.de>
8985
8986	* tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
8987	instead of TREE_THIS_VOLATILE.
8988	* tree-ssa-operands.c (add_virtual_operand): Do not set
8989	has_volatile_ops.  Do not check s_ann for NULL.
8990	(get_indirect_ref_operands): Likewise.
8991	(get_expr_operands): Likewise.  For all reference trees
8992	set has_volatile_ops based on TREE_THIS_VOLATILE.  Also
8993	check base of reference for TREE_THIS_VOLATILE.
8994
89952007-09-01  Richard Guenther  <rguenther@suse.de>
8996
8997	* tree-cfg.c (verify_gimple_expr): Fix check for conversions
8998	between integral types.  Also allow conversions between
8999	pointer types.
9000
90012007-08-31  Andrew Pinski  <andrew_pinski@playstation.sony.com>
9002
9003	* optabs.c (prepare_float_lib_cmp): Use
9004	libgcc_cmp_return_mode instead of word_mode.
9005	* config/dfp-bit.h: Likewise.
9006	* config/fp-bit.h: Likewise.
9007	* config/spu/spu.c (spu_libgcc_cmp_return_mode):
9008	New function.
9009	(spu_libgcc_shift_count_mode): New function.
9010	(TARGET_LIBGCC_CMP_RETURN_MODE): Define.
9011	(TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
9012
90132007-08-31  Joseph Myers  <joseph@codesourcery.com>
9014
9015	* tree-pretty-print.c: Include output.h.
9016	(dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
9017	HOST_WIDE_INT_PRINT_DEC.
9018	* Makefile.in (tree-pretty-print.o): Add dependency on output.h.
9019
90202007-08-31  Zdenek Dvorak  <ook@ucw.cz>
9021
9022	PR rtl-optimization/33224
9023	* loop-iv.c (latch_dominating_def): Check that the definition belongs
9024	to the analysed region.
9025
90262007-08-31  Richard Guenther  <rguenther@suse.de>
9027
9028	* function.c (allocate_struct_function): Do not set
9029	current_function_returns_pointer.
9030	* function.h (struct var_refs_queue): Remove.
9031	(struct simple_obstack_stack): Likewise.
9032	(struct function): Remove fixup_var_refs_queue member.
9033	Remove returns_pointer flag.
9034	(current_function_returns_pointer): Remove define.
9035
90362007-08-31  Nick Clifton  <nickc@redhat.com>
9037
9038	* tree-ssa-coalesce.c (compare_pairs): Use the elements as
9039	secondary keys in order to obtain a stable sort.
9040
90412007-08-31  Nick Clifton  <nickc@redhat.com>
9042
9043	PR target/33132
9044	* config/m32r/constraints.md: Add W constraint for integer zero.
9045	* config/m32r/m32r.md (get_pc): Use W and i constraints.
9046	Fix length calculation by using alternatives.
9047
90482007-08-31  Richard Sandiford  <richard@codesourcery.com>
9049
9050	* optabs.c (shift_optab_p, commutative_optab_p): New functions,
9051	split out from expand_binop.
9052	(avoid_expensive_constant): New function.
9053	(expand_binop_directly): Remove commutative_op argument and
9054	(expand_binop_directly): Remove commutative_op argument and
9055	call cummutative_optab_p instead.  Do not change op0 or op1
9056	when swapping xop0 and xop1.  Apply avoid_expensive_constant
9057	to each argument after potential swapping.  Enforce the
9058	canonical order of commutative operands.
9059	(expand_binop): Use shift_optab_p and commutative_optab_p.
9060	Update the calls to expand_binop_directly.  Only force constants
9061	into registers when widening an operation.  Only swap operands
9062	once a direct expansion has been rejected.
9063	(expand_twoval_binop): Only force constants into registers when
9064	using a direct expansion.
9065
90662007-08-31  Maxim Kuvyrkov  <maxim@codesourcery.com>
9067
9068	* sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
9069	(sched_analyze_insn): Don't postprocess speculative dependencies when
9070	target has no scheduling.
9071	* tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
9072	'uninitialized' warning.
9073
90742007-08-31  Richard Guenther  <rguenther@suse.de>
9075
9076	* tree.c (build_complex_type): Always set TYPE_NAME for
9077	comples types.
9078
90792007-08-31  Olivier Hainque  <hainque@adacore.com>
9080
9081	* config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
9082	internal macro. Default alignment factor for csect directives, chosen
9083	to match what BIGGEST_ALIGNMENT allows.
9084	(DATA_SECTION_ASM_OP): Use it.
9085	* config/rs6000/rs6000.c
9086	(rs6000_xcoff_output_readonly_section_asm_op):
9087	Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
9088	(rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
9089
90902007-08-31  Olivier Hainque  <hainque@adacore.com>
9091
9092	* dbxout.c (dbxout_block): Move declaration within the first
9093	#if defined (DBX_DEBUGGING_INFO) block.  Rearrange another such
9094	block to include the definition, together with the associated
9095	helpers.
9096
90972007-08-31  David Edelsohn  <edelsohn@gnu.org>
9098	    Revital Eres  <eres@il.ibm.com>
9099
9100	* doc/invoke.texi (-mpaired): Document flag.
9101	* config.gcc: Include paired.h in powerpc extra_headers and
9102	750cl.h in powerpc-*-linux*paired*.
9103	* config/rs6000/rs6000.opt (-mpaired): New flag.
9104	* config/rs6000/rs6000.c (paired_init_builtins,
9105	paired_expand_builtin, paired_expand_lv_builtin,
9106	paired_expand_stv_builtin, paired_expand_predicate_builtin):
9107	New functions to support the paired single builtin functions.
9108	(rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
9109	(def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
9110	single builtins.
9111	(bdesc_paired_preds): New structure for paired predicate
9112	instructions.
9113	(rs6000_expand_builtin): Expand paired single builtins.
9114	(rs6000_init_builtins): Init paired single builtins.
9115	(rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
9116	Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
9117	and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf.  Add new types
9118	v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
9119	(rs6000_vector_mode_supported_p): Support paired vector mode.
9120	* config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
9121	PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
9122	New.
9123	(LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
9124	(DATA_ALIGNMENT): Likewise.
9125	(UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
9126	(rs6000_builtins): Add PAIRED builtins.
9127	* config/rs6000/rs6000.md: Include paired.md.
9128	* config/rs6000/paired.h: New.
9129	* config/rs6000/paired.md: New.
9130	* config/rs6000/750cl.h: New.
9131	* config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
9132
91332007-08-30  Ollie Wild  <aaw@google.com>
9134
9135	* c-opts.c (c_common_handle_option): Support -fno-directives-only.
9136	* gcc.c (default_compilers): Add -fno-directives-only to
9137	@assembler-with-cpp.
9138
91392007-08-30  Sandra Loosemore  <sandra@codesourcery.com>
9140
9141	PR middle-end/33211
9142
9143	* regclass.c (initial_fixed_regs): Revert previous change and make
9144	it const again.
9145	(initial_call_used_regs): Likewise.
9146	(initial_call_really_used_regs): Delete, reverting previous addition.
9147	(initial_reg_names): Likewise.
9148	(init_reg_sets): Revert previous change.
9149	(saved_fixed_regs): New.
9150	(saved_call_used_regs): New.
9151	(saved_call_really_used_regs): New.
9152	(saved_reg_names): New.
9153	(save_register_info): New.
9154	(restore_register_info): New.
9155	(init_reg_sets_1): Replace reset of register info with call to
9156	restore_register_info.
9157	* rtl.h (save_register_info): Declare.
9158	* toplev.c (backend_init): Call save_register_info.
9159
91602007-08-30  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
9161
9162	* tree-ssa-propagate.c (set_rhs): Remove the copied annotation
9163	from the original statement.
9164
91652007-08-30  Chao-ying Fu  <fu@mips.com>
9166
9167	* c-lex.c (interpret_fixed): Declare.
9168	(interpret_float): Process _Fract and _Accum.
9169	(interpret_fixed): New function.
9170	* final.c (output_addr_const): Process CONST_FIXED.
9171	* simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
9172	(simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
9173	SS_DIV, US_DIV.
9174	(simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
9175	US_DIV, US_ASHIFT.
9176	(simplify_immed_subreg): Support CONST_FIXED.
9177	Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
9178	(simplify_subreg): Support CONST_FIXED.
9179
91802007-08-30  Andrew Pinski  <andrew_pinski@playstation.sony.com>
9181
9182	* config/rs6000/ppu_intrinsics.h: New file.
9183	* config.gcc (powerpc*-*-* <extra_headers>): Install
9184	ppu_intrinsics.h.
9185
91862007-08-30  Kenneth Zadeck <zadeck@naturalbridge.com>
9187
9188	* cfg.c (dump_flow_info): Change to also print entry and exit
9189	block info.
9190	* print-rtl.c (print_rtl_single): Allow to print rtl with
9191	-fdump-unnumbered.
9192
91932007-08-30  Kenneth Zadeck <zadeck@naturalbridge.com>
9194
9195	* df-core.h (df_dump_region): New function.
9196	* df.h (df_dump_region): New function.
9197	* loop-invariant.c (find_defs): Add call to df_dump_region.
9198	* loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
9199	df_dump_region.
9200
92012007-08-30  Jakub Jelinek  <jakub@redhat.com>
9202
9203	PR target/33168
9204	* config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
9205	true if any of the compare_section_name calls returned true,
9206	rather than if any returned false.
9207
92082007-08-30  Richard Guenther  <rguenther@suse.de>
9209
9210	PR tree-optimization/33199
9211	* tree-ssa-structalias.c (handle_lhs_call): New function.
9212	(find_func_aliases): In non-IPA mode make sure that for
9213	calls that return a pointer we add a constraint for the
9214	result to point to anything.
9215
92162007-08-30  Richard Guenther  <rguenther@suse.de>
9217
9218	* doc/invoke.texi (-mveclibabi): Document new target option.
9219	* config/i386/i386.opt (-mveclibabi): New target option.
9220	* config/i386/i386.c (ix86_veclib_handler): Handler for
9221	vectorization library support.
9222	(override_options): Handle the -mveclibabi option, initialize
9223	the vectorization library handler.
9224	(ix86_builtin_vectorized_function): As fallback call the
9225	vectorization library handler, if set.
9226	(ix86_veclibabi_acml): New static function for ACML ABI style
9227	vectorization support.
9228
92292007-08-30  Jakub Jelinek  <jakub@redhat.com>
9230
9231	* config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
9232	used_m, even if it is 32-bit aligned, adjust used_m MEM to have
9233	SImode and update m.  Don't run gen_lowpart_common on arbitrary
9234	memory address, force it to register first.
9235
9236	PR middle-end/32758
9237	* dce.c (dce_process_block): Don't delete setters of
9238	artificially used registers.
9239
92402007-08-30  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
9241
9242	* config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
9243	"*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
9244	"*add<mode>3_alc_carry2_cconly"): New insn definitions.
9245
92462007-08-30  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
9247
9248	* config/s390/s390.c (s390_expand_addcc): Emit canonical alc
9249	pattern.
9250	* config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
9251	"addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
9252
92532007-08-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9254
9255	* system.h: Activate -Wcast-qual as warning-only.
9256
92572007-08-29  Paolo Bonzini  <bonzini@gnu.org>
9258
9259	PR target/33168
9260	* config/rs6000/rs6000.c (compare_section_name): New function.
9261	(rs6000_elf_in_small_data_p): Compare section prefixes instead
9262	of full name.
9263
92642007-08-29  Olivier Hainque  <hainque@adacore.com>
9265
9266	* xcoffout.c: #include debug.h.
9267	* Makefile.in (xcoffout.o): Add debug.h dependency.
9268
92692007-08-29  Uros Bizjak  <ubizjak@gmail.com>
9270
9271	* simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9272	Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
9273
92742007-08-29  Richard Guenther  <rguenther@suse.de>
9275
9276	* tree-pretty-print.c (dump_generic_node): Print
9277	label DECL_UID as D.%u.
9278	* tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
9279
92802007-08-29  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
9281
9282	* builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
9283	* builtins.def (BUILT_IN_REALLOC): New builtin.
9284
92852007-08-29  Douglas Gregor  <doug.gregor@gmail.com>
9286
9287	PR c++/33194
9288	* tree.c (build_type_attribute_qual_variant): Set canonical types
9289	on the final, unqualified attribute variant before building the
9290	qualified version.
9291
92922007-08-29  Jie Zhang  <jie.zhang@analog.com>
9293
9294	* config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
9295	order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
9296
92972007-08-29  Jie Zhang  <jie.zhang@analog.com>
9298
9299	Revert
9300	2007-08-29  Jie Zhang  <jie.zhang@analog.com>
9301	* config/bfin/bfin.md (composev2hi): Put operands into vector
9302	with correct order.
9303
93042007-08-29  Jie Zhang  <jie.zhang@analog.com>
9305
9306	* config/bfin/bfin.md (composev2hi): Put operands into vector
9307	with correct order.
9308
93092007-08-29  Jie Zhang  <jie.zhang@analog.com>
9310
9311	* config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
9312	attribute when appropriate.
9313	(bfin_handle_l1_text_attribute): New.
9314	(bfin_handle_l1_data_attribute): New.
9315	(bfin_attribute_table): Add attributes: l1_text, l1_data,
9316	l1_data_A and l1_data_B.
9317	* doc/extend.texi (node Function Attributes): Document l1_text
9318	function attribute.
9319	(Variable Attributes): Add Blackfin subsection. Document l1_data,
9320	l1_data_A and l1_data_B variable attributes.
9321
93222007-08-28  Jie Zhang  <jie.zhang@analog.com>
9323
9324	* config/bfin/bfin.opt (minline-plt): Add.
9325	* config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
9326	call to global functions.
9327	* doc/invoke.texi (Option Summary): Mention -minline-plt.
9328	(Blackfin Options): Document -minline-plt.
9329
93302007-08-28  Nathan Sidwell  <nathan@codesourcery.com>
9331
9332	* config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
9333	given a non-function.
9334	(m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
9335
93362007-08-28  DJ Delorie  <dj@redhat.com>
9337
9338	* config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
9339
93402007-08-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9341
9342	* system.h (CONST_CAST): Avoid union for gcc-4.0.x.
9343
93442007-08-28  Richard Guenther  <rguenther@suse.de>
9345
9346	* tree.h (struct tree_function_decl): Increase size of
9347	function_code bitfield.
9348
93492007-08-28  Nathan Sidwell  <nathan@codesourcery.com>
9350	    Kazu Hirata  <kazu@codesourcery.com>
9351
9352	* config/m68k/linux.h
9353	(M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
9354	* config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
9355	(m68k_return_in_memory): New.
9356	* config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
9357	New.
9358
93592007-08-28  Uros Bizjak  <ubizjak@gmail.com>
9360
9361	PR target/32661
9362	* simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9363	Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
9364	operand) when top VEC_SELECT extracts scalar element.
9365	* config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
9366	(*vec_extract_v4sf_mem): Ditto.
9367
93682007-08-28  Jakub Jelinek  <jakub@redhat.com>
9369
9370	PR middle-end/32370
9371	* passes.c (init_optimization_passes): Move pass_df_finish
9372	after pass_postreload sublist.
9373
9374	PR rtl-optimization/33148
9375	* simplify-rtx.c (simplify_unary_operation_1): Only optimize
9376	(neg (lt X 0)) if X has scalar int mode.
9377
9378	PR debug/32914
9379	* dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
9380	initializer, use build_vector_from_ctor if possible to create
9381	VECTOR_CST out of it.  If vector initializer is not VECTOR_CST
9382	even after this, return NULL.
9383
93842007-08-28  Gabriel Dos Reis  <gdr@integrable-solutions.net>
9385
9386	* c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
9387
93882007-08-28  Richard Guenther  <rguenther@suse.de>
9389
9390	* tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
9391	(struct tree_function_decl): Make function_code a bitfield.
9392	Add disregard_inline_limits flag.
9393	* cgraphunit.c (cgraph_process_new_functions): Check
9394	DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
9395	(cgraph_preserve_function_body_p): Likewise.
9396	* ipa-inline.c (compute_inline_parameters): Likewise.
9397	* c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
9398	for GNU C extern inline functions.
9399	(merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
9400	* tree-inline.c (disregard_inline_limits_p): Remove.
9401	* tree-inline.h (disregard_inline_limits_p): Likewise.
9402	* c-common.c (handle_always_inline_attribute): Set
9403	DECL_DISREGARD_INLINE_LIMITS.
9404	* langhooks.c (add_builtin_function): Verify the function code
9405	fits in the bitfield.
9406
94072007-08-28  Mircea Namolaru  <namolaru@il.ibm.com>
9408	    Vladimir Yanovsky  <yanov@il.ibm.com>
9409	    Revital Eres  <eres@il.ibm.com>
9410	    Andrey Belevantsev  <abel@ispras.ru>
9411
9412	* config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
9413	is set.
9414	* modulo-sched.c: Add documentation regarding do-loop.
9415	(doloop_register_get): Change number of arguments to support
9416	the new do-loop pattern and check whether COUNT_REG has no other
9417	occurences in the loop besides in the control part.
9418	(duplicate_insns_of_cycles): Do not duplicate the insn which
9419	changes count_reg as it is already adjusted.
9420	(generate_prolog_epilog): New argument to support the new
9421	do-loop pattern.  Change the subtract instruction to use
9422	expand_simple_binop.  Call duplicate_insns_of_cycles with new
9423	argument.
9424	(sms_schedule): Call doloop_register_get and
9425	generate_prolog_epilog with new argument.  Do not handle loops
9426	with single sets insns with subreg in their lhs.
9427	* loop-doloop.c (doloop_optimize): Support for another do-loop
9428	pattern.
9429	(doloop_condition_get): Gets an instruction instead of a pattern
9430	and change the return condition when the do-loop pattern is
9431	not parallel.
9432	* ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
9433	deps when considering to not create edges.
9434
94352007-08-27  Alexandre Oliva  <aoliva@redhat.com>
9436
9437	* doc/extend.texi (gnu_inline funtion attribute): Document C++
9438	behavior.
9439
94402007-08-27  Jason Merrill  <jason@redhat.com>
9441
9442	PR c++/31337
9443	* gimplify.c (gimplify_modify_expr): Discard the assignment of
9444	zero-sized types after calling gimplify_modify_expr_rhs.
9445
94462007-08-27  Sandra Loosemore  <sandra@codesourcery.com>
9447
9448	* regclass.c (init_reg_autoinc): Fix typo.
9449
94502007-08-27  Daniel Berlin  <dberlin@dberlin.org>
9451
9452	Fix PR tree-optimization/33173
9453	* tree-ssa-alias.c (find_used_portions): Fix reversed test.
9454
94552007-08-27  H.J. Lu  <hongjiu.lu@intel.com>
9456
9457	PR target/31385
9458	* config/i386/i386.h (VALID_DFP_MODE_P): New.
9459	* config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
9460	GPR.
9461
94622007-08-27  Sandra Loosemore  <sandra@codesourcery.com>
9463	    David Ung  <davidu@mips.com>
9464	    Nigel Stephens <nigel@mips.com>
9465
9466	Separate target-specific initialization from general
9467	back-end initialization.
9468
9469	* toplev.c (init_alignments): New, split out from...
9470	(process_options): ...here.
9471	(backend_init_target): New, split out from...
9472	(backend_init): ...here.
9473	(lang_dependent_init_target): New, split out from...
9474	(lang_dependent_init): ...here.
9475	(target_reinit): New.
9476	* toplev.h (target_reinit): Declare.
9477	* expr.c (init_expr_target): Renamed from init_expr_once, since it
9478	now can be called more than once.  Update comments.
9479	* expr.h (init_expr_target): Likewise.
9480	* alias.c (init_alias_target): Renamed from init_alias_once, since it
9481	now can be called more than once.  Explicitly zero
9482	static_reg_base_value.
9483	* emit-rtl.c (init_emit_regs): New, split out from...
9484	(init_emit_once): Here.
9485	* regclass.c (initial_fixed_regs, initial_call_used_regs): Make
9486	non-const, so that changes from command-line arguments can overwrite
9487	values provided by the static initializers.
9488	(initial_call_really_used_regs): New, used similarly to the above.
9489	(initial_reg_names): Likewise.
9490	(last_mode_for_init_move_cost): Promoted function-local static to
9491	file-scope static to make it accessible outside init_move_cost.
9492	(init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
9493	Do not initialize inv_reg_alloc_order yet, either.  Do initialize
9494	reg_names since it is needed for parsing command-line options.
9495	(init_move_cost): Use last_mode_for_init_move_cost instead of
9496	function-local static.
9497	(init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
9498	call_really_used_regs now.  Reinitialize reg_names.  Also
9499	initialize inv_reg_alloc_order.  Zero reg_class_subunion and
9500	reg_class_superunion.  Clear losing_caller_save_reg_set.
9501	Preserve global registers if called more than once.  Reset
9502	move cost, may_move_in_cost, may_move_out_cost, and
9503	last_mode_for_init_move_cost.
9504	(init_reg_modes_target): Renamed from init_reg_modes_once, since it
9505	can now be invoked more than once.  Update comments.
9506	(init_regs): Update comments.
9507	(fix_register): Update initial_fixed_regs, initial_call_used_regs,
9508	and initial_call_really_used_regs, instead of the non-initial
9509	variables.  This allows us to save the command-line register settings
9510	after target reinitialization.
9511	(init_reg_autoinc): Zero forbidden_inc_dec_classes.
9512	* rtl.h (init_emit_regs): Declare.
9513	(init_reg_modes_target, init_alias_target): Renamed as described
9514	above.
9515	* reload1.c (init_reload): Update comments.
9516	* optabs.c (init_optabs): Likewise.
9517	* cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
9518
95192007-08-26  Chao-ying Fu  <fu@mips.com>
9520
9521	* rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
9522	__typeof().
9523
95242007-08-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9525
9526	* alias.c (memory_modified_1, memory_modified_in_insn_p):
9527	Constify.
9528	* basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
9529	Likewise.
9530	* bb-reorder.c (copy_bb_p): Likewise.
9531	* cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
9532	predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9533	block_ends_with_condjump_p): Likewise.
9534	* cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
9535	predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9536	block_ends_with_condjump_p): Likewise.
9537	* cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
9538	* cfgrtl.c (can_delete_note_p, can_delete_label_p,
9539	rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
9540	rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
9541	need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
9542	* dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
9543	debug_true_const_tree instad of debug_true_tree.
9544	* debug.c (do_nothing_debug_hooks): Likewise.
9545	* debug.h (ignore_block, debug_true_const_tree): Constify.
9546	* dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
9547	dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
9548	decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
9549	same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
9550	dbx_reg_number, is_based_loc, field_type,
9551	simple_type_align_in_bits, simple_decl_align_in_bits,
9552	simple_type_size_in_bits, field_byte_offset, insert_float,
9553	type_tag, member_declared_type, is_redundant_typedef,
9554	secname_for_decl, is_inlined_entry_point): Likewise.
9555	* emit-rtl.c (const_next_insn, const_previous_insn,
9556	const_next_nonnote_insn, const_prev_nonnote_insn,
9557	const_next_real_insn, const_prev_real_insn,
9558	const_next_active_insn, const_prev_active_insn, const_next_label,
9559	const_prev_label): Likewise.
9560	* except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
9561	Likewise.
9562	* haifa-sched.c (may_trap_exp, haifa_classify_insn,
9563	find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
9564	sched_insn_is_legitimate_for_speculation_p): Likewise.
9565	* jump.c (reversed_comparison_code_parts,
9566	reversed_comparison_code, reversed_comparison, condjump_label):
9567	Likewise.
9568	* predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
9569	* reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
9570	Likewise.
9571	* rtl.h (const_previous_insn, const_next_insn,
9572	const_prev_nonnote_insn, const_next_nonnote_insn,
9573	const_prev_real_insn, const_next_real_insn,
9574	const_prev_active_insn, const_next_active_insn, const_prev_label,
9575	const_next_label, modified_between_p, modified_in_p,
9576	const_note_storeskeep_with_call_p, condjump_label,
9577	reversed_comparison, reversed_comparison_code,
9578	reversed_comparison_code_parts, memory_modified_in_insn_p,
9579	stack_regs_mentioned): Likewise.
9580	* rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
9581	keep_with_call_p): Likewise.
9582	* sched-deps.c (deps_may_trap_p, sched_get_condition,
9583	conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
9584	sd_lists_size, sd_lists_empty_p): Likewise.
9585	* sched-int.h (sched_insns_conditions_mutex_p,
9586	haifa_classify_insn, no_real_insns_p,
9587	sched_insn_is_legitimate_for_speculation_p, sd_next_list,
9588	sd_lists_size, sd_lists_empty_p): Likewise.
9589	* sdbout.c (sdb_debug_hooks): Likewise.
9590	* tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
9591	stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
9592	-tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
9593	Likewise.
9594	* tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
9595	tree_can_throw_internal): Likewise.
9596	* tree-flow-inline.h (phi_nodes): Likewise.
9597	* tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
9598	tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
9599	* tree-gimple.c (const_get_call_expr_in): Likewise.
9600	* tree-gimple.h (const_get_call_expr_in): Likewise.
9601	* tree.c (const_lookup_attribute, attribute_list_equal,
9602	attribute_list_contained): Likewise.
9603	* tree.h (attribute_list_equal, attribute_list_contained,
9604	const_lookup_attribute): Likewise.
9605	* vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
9606
96072007-08-26  Bernhard Fischer  <aldot@gcc.gnu.org>
9608
9609	* tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
9610	tree-ssa-pre.c: Remove unnecessary trailing whitespace.
9611
96122007-08-26  H.J. Lu  <hongjiu.lu@intel.com>
9613
9614	PR target/32991
9615	* config/alpha/constraints.md: Delete "svn:mime-type" property
9616	with svn propdel "svn:mime-type".
9617
96182007-08-26  H.J. Lu  <hongjiu.lu@intel.com>
9619
9620	PR middle-end/33181
9621	* ifcvt.c (noce_get_alt_condition): Make sure that the previous
9622	non NOTE insn doesn't cross basic block.
9623	(noce_try_abs): Likewise.
9624	(noce_process_if_block): Likewise.
9625
96262007-08-26  David Edelsohn  <edelsohn@gnu.org>
9627
9628	PR target/33151
9629	* config/rs6000/predicates.md (offsettable_mem_operand): Memory
9630	operand without auto-inc-dec.
9631	* config/rs6000/rs6000.md (floatsidf2_internal): Use
9632	offsettable_mem_operand.
9633	(floatunssidf2_internal): Same.
9634	(fix_truncdfsi2_internal): Same.
9635	(floatsidf_ppc64): Same.
9636	(floatunssidf_ppc64): Same.
9637	(fix_trunctfsi2_internal): Same.
9638
96392007-08-26  Bernhard Fischer  <aldot@gcc.gnu.org>
9640
9641	PR bootstrap/30620
9642	* Makefile.in (libbackend.o): Add gcov-iov.h dependency and
9643	pass defines needed for version.c.
9644
96452007-08-25  Joseph Myers  <joseph@codesourcery.com>
9646
9647	* configure.ac (--debug-prefix-map check): Change assembler
9648	version presumed to have feature to 2.18.
9649	* configure: Regenerate.
9650
96512007-08-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9652
9653	* c-common.c (vector_types_convertible_p,
9654	decl_with_nonnull_addr_p, c_promoting_integer_type_p,
9655	self_promoting_args_p): Constify.
9656	* c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
9657	c_promoting_integer_type_p, self_promoting_args_p,
9658	anon_aggr_type_p, vector_types_convertible_p): Likewise.
9659	* c-decl.c (anon_aggr_type_p): Likewise.
9660	* * c-dump.c (dump_stmt): Likewise.
9661	* c-objc-common.c (has_c_linkage): Likewise.
9662	* c-tree.h (same_translation_unit_p): Likewise.
9663	* c-typeck.c (null_pointer_constant_p,
9664	tagged_types_tu_compatible_p, function_types_compatible_p,
9665	type_lists_compatible_p, lvalue_or_else, lvalue_p,
9666	comptypes_internal, struct tagged_tu_seen_cache,
9667	same_translation_unit_p, alloc_tagged_tu_seen_cache,
9668	c_size_in_bytes): Likewise.
9669	* ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
9670	hash_ptr, eq_ptr): Likewise.
9671	* langhooks-def.h (lhd_decl_ok_for_sibcall,
9672	LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
9673	* langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
9674	* langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
9675	Likewise.
9676	* optabs.c (optab_for_tree_code): Likewise.
9677	* optabs.h (optab_for_tree_code): Likewise.
9678	* rtl.h (simplify_rtx): Likewise.
9679	* simplify-rtx.c (simplify_rtx): Likewise.
9680	* tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
9681	dump_flag, dump_node): Likewise.
9682	* tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
9683	queue_and_dump_type, dump_flag): Likewise.
9684	* tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
9685	* tree-pass.h (dump_node): Likewise.
9686	* tree-vectorizer.c (vect_can_force_dr_alignment_p,
9687	supportable_narrowing_operation): Likewise.
9688	* tree-vectorizer.h (vect_can_force_dr_alignment_p,
9689	supportable_narrowing_operation): Likewise.
9690	* tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
9691	is_negative_overflow_infinity, is_positive_overflow_infinity,
9692	is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
9693	nonnull_arg_p, get_value_range, vrp_operand_equal_p,
9694	update_value_range, add_equivalence, ssa_name_nonnegative_p,
9695	ssa_name_nonzero_p, fp_predicate): Likewise.
9696	* tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
9697	* tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
9698	ssa_name_nonnegative_p): Likewise.
9699
97002007-08-25  Hans Kester  <hans.kester@ellips.nl>
9701
9702	* config.gcc : Add x86_64-elf target.
9703
97042007-08-25  Jakub Jelinek  <jakub@redhat.com>
9705
9706	* expr.c (store_expr): Fix order of store_by_pieces arguments.
9707
97082007-08-24  Sandra Loosemore  <sandra@codesourcery.com>
9709	    Nigel Stephens <nigel@mips.com>
9710
9711	PR target/11787
9712
9713	* doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
9714	(STORE_BY_PIECES_P): No longer applies to __builtin_memset.
9715	* expr.c (SET_BY_PIECES_P): Define.
9716	(can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
9717	it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
9718	(store_expr): Pass MEMSETP argument to can_store_by_pieces and
9719	store_by_pieces.
9720	* expr.h (SET_RATIO): Define.
9721	(can_store_by_pieces, store_by_pieces):	Update prototypes.
9722	* builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
9723	can_store_by_pieces/store_by_pieces.
9724	(expand_builtin_memcpy_args): Likewise.
9725	(expand_builtin_strncpy): Likewise.
9726	(expand_builtin_memset_args): Likewise.  Also remove special case
9727	for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
9728	decide what to do instead.
9729	* value-prof.c (tree_stringops_transform): Pass MEMSETP argument
9730	to can_store_by_pieces.
9731
9732	* config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
9733	* config/s390/s390.h (SET_BY_PIECES_P): Likewise.
9734
9735	* config/mips/mips.opt (mmemcpy): Change from Var to Mask.
9736	* config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
9737	* config/mips/mips.h (MIPS_CALL_RATIO): Define.
9738	(MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
9739	(STORE_BY_PIECES_P): Define.
9740
97412007-08-24  Tom Tromey  <tromey@redhat.com>
9742
9743	* varpool.c (varpool_last_needed_node): Fix comment typo.
9744	* c-decl.c (duplicate_decls): Fix comment typo.
9745	(clone_underlying_type): Update comment.
9746
97472007-08-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9748
9749	* config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
9750	alpha_in_small_data_p, alpha_split_complex_arg,
9751	alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9752	Constify.
9753	* config/arm/arm-protos.h (arm_mangle_type): Likewise.
9754	* config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
9755	Likewise.
9756	* config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
9757	TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9758	* config/darwin-protos.h (darwin_binds_local_p): Likewise.
9759	* config/darwin.c (darwin_binds_local_p): Likewise.
9760	* config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
9761	Likewise.
9762	* config/i386/i386-protos.h (i386_pe_binds_local_p,
9763	i386_pe_valid_dllimport_attribute_p): Likewise.
9764	* config/i386/i386.c (ix86_function_regparm,
9765	ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
9766	x86_can_output_mi_thunk, ix86_mangle_type,
9767	TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
9768	* config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
9769	i386_pe_binds_local_p): Likewise.
9770	* config/ia64/ia64.c
9771	(ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
9772	ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
9773	ia64_invalid_conversion, ia64_invalid_unary_op,
9774	ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9775	Likewise.
9776	* config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
9777	* config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
9778	* config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9779	* config/mips/mips.c (mips_use_blocks_for_constant_p,
9780	mips_in_small_data_p, mips_use_anchors_for_symbol_p,
9781	mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9782	mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
9783	mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
9784	* config/pa/pa.c (pa_commutative_p): Likewise.
9785	* config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
9786	Likewise.
9787	* config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
9788	rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
9789	rs6000_use_blocks_for_constant_p,
9790	rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
9791	invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9792	TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
9793	* config/s390/s390.c (s390_mangle_type,
9794	TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
9795	Likewise.
9796	* config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9797	th_in_small_data_p): Likewise.
9798	* config/sh/sh.c (sh_ms_bitfield_layout_p,
9799	sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9800	Likewise.
9801	* config/sparc/sparc.c (sparc_can_output_mi_thunk,
9802	sparc_mangle_type): Likewise.
9803	* config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
9804	* config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
9805	* emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
9806	Likewise.
9807	* hooks.c (hook_bool_mode_const_rtx_false,
9808	hook_bool_mode_const_rtx_true,
9809	hook_bool_const_tree_hwi_hwi_const_tree_false,
9810	hook_bool_const_tree_hwi_hwi_const_tree_true,
9811	hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9812	hook_constcharptr_const_tree_null,
9813	hook_constcharptr_const_rtx_null,
9814	hook_constcharptr_const_tree_const_tree_null,
9815	hook_constcharptr_int_const_tree_null,
9816	hook_constcharptr_int_const_tree_const_tree_null): New.
9817	(hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9818	hook_bool_tree_hwi_hwi_tree_false,
9819	hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9820	hook_int_tree_tree_1, hook_constcharptr_tree_null,
9821	hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9822	hook_constcharptr_int_tree_null,
9823	hook_constcharptr_int_tree_tree_null): Delete.
9824	(default_can_output_mi_thunk_no_vcall): Constify.
9825	* hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9826	hook_bool_tree_hwi_hwi_tree_false,
9827	hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9828	hook_int_tree_tree_1, hook_constcharptr_tree_null,
9829	hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9830	hook_constcharptr_int_tree_null,
9831	hook_constcharptr_int_tree_tree_null): Delete.
9832	(hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9833	hook_bool_const_tree_hwi_hwi_const_tree_false,
9834	hook_bool_const_tree_hwi_hwi_const_tree_true,
9835	hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9836	hook_constcharptr_const_tree_null,
9837	hook_constcharptr_const_rtx_null,
9838	hook_constcharptr_const_tree_const_tree_null,
9839	hook_constcharptr_int_const_tree_null,
9840	hook_constcharptr_int_const_tree_const_tree_null): New.
9841	(default_can_output_mi_thunk_no_vcall): Constify.
9842	* integrate.c (function_attribute_inlinable_p): Likewise.
9843	* integrate.h (function_attribute_inlinable_p): Likewise.
9844	* jump.c (rtx_renumbered_equal_p): Likewise.
9845	* output.h (decl_readonly_section, categorize_decl_for_section,
9846	default_use_anchors_for_symbol_p, default_binds_local_p,
9847	default_binds_local_p_1): Likewise.
9848	* rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
9849	Likewise.
9850	* target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9851	TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
9852	TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
9853	TARGET_COMP_TYPE_ATTRIBUTES,
9854	TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
9855	TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
9856	TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
9857	TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
9858	TARGET_DWARF_CALLING_CONVENTION): Likewise.
9859	* target.h (can_output_mi_thunk, needs_block_p,
9860	first_cycle_multipass_dfa_lookahead_guard_spec,
9861	vector_alignment_reachable, comp_type_attributes,
9862	function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
9863	commutative_p, use_blocks_for_constant_p,
9864	use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
9865	vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
9866	invalid_within_doloop, valid_dllimport_attribute_p,
9867	split_complex_arg, invalid_arg_for_unprototyped_fn,
9868	invalid_conversion, invalid_unary_op, invalid_binary_op):
9869	Likewise.
9870	* targhooks.c (default_invalid_within_doloop,
9871	hook_invalid_arg_for_unprototyped_fn,
9872	default_builtin_vector_alignment_reachable): Likewise.
9873	(hook_bool_rtx_commutative_p): Delete.
9874	(hook_bool_const_rtx_commutative_p): New.
9875	* targhooks.h (default_invalid_within_doloop,
9876	default_builtin_vector_alignment_reachable,
9877	hook_invalid_arg_for_unprototyped_fn): Constify.
9878	(hook_bool_rtx_commutative_p): Delete.
9879	(hook_bool_const_rtx_commutative_p): New.
9880	* varasm.c (bss_initializer_p, decl_default_tls_model,
9881	categorize_decl_for_section, decl_readonly_section,
9882	default_use_anchors_for_symbol_p, default_binds_local_p,
9883	default_binds_local_p_1): Constify.
9884
98852007-08-24  Jie Zhang  <jie.zhang@analog.com>
9886
9887	* config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9888	__NO_BUILTIN if -fno-builtin.
9889
98902007-08-24  Jie Zhang  <jie.zhang@analog.com>
9891
9892	* config/bfin/bfin.c (print_operand): Report error instead of
9893	ICE for wrong operand.
9894
98952007-08-24  Michael Matz  <matz@suse.de>
9896
9897	* Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
9898
98992007-08-24  Richard Guenther  <rguenther@suse.de>
9900
9901	PR middle-end/33166
9902	* tree-ssa.c (useless_type_conversion_p): Split into a
9903	recursive and a non-recursive part.
9904	(useless_type_conversion_p_1): New function.
9905	* tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
9906	from maybe_fold_offset_to_reference is trivially convertible
9907	to the desired type before doing the simplification.
9908
99092007-08-24  Jakub Jelinek  <jakub@redhat.com>
9910
9911	* expr.c (store_expr): Optimize initialization of an array
9912	with STRING_CST.
9913	* expr.h (builtin_strncpy_read_str): New prototype.
9914	* builtins.c (builtin_strncpy_read_str): Remove prototype.
9915	No longer static.
9916
99172007-08-24  Uros Bizjak  <ubizjak@gmail.com>
9918
9919	PR middle-end/33157
9920	* ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
9921	field when initializing if_info structure.
9922
99232007-08-24  Richard Guenther  <rguenther@suse.de>
9924
9925	* Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
9926	dependencies.
9927	* c-objc-common.c (c_cannot_inline_tree_fn): Remove.
9928	* langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
9929	* tree-inline.c (inlinable_function_p): Fold in common parts of
9930	the cannot_inline_tree_fn langhook.
9931	* langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
9932	(LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
9933	(LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9934	cannot_inline_tree_fn langhook.
9935	* langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9936	cannot_inline_tree_fn member.
9937
99382007-08-24  Richard Guenther  <rguenther@suse.de>
9939
9940	* expr.c (get_inner_reference): Do computation of bitoffset
9941	from offset in a way we can detect overflow reliably.
9942
99432007-08-24  Jie Zhang  <jie.zhang@analog.com>
9944
9945	* crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
9946
99472007-08-24  Jie Zhang  <jie.zhang@analog.com>
9948
9949	* config/bfin/bfin.opt (mfast-fp): Add.
9950	* config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
9951	libbffastfp override libgcc if -mfast-fp.
9952	* config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
9953	* doc/invoke.texi (Option Summary): Mention -mfast-fp.
9954	(Blackfin Options): Document -mfast-fp.
9955
99562007-08-24  Jakub Jelinek  <jakub@redhat.com>
9957
9958	PR tree-optimization/32573
9959	PR middle-end/32946
9960	* tree-data-ref.c (initialize_data_dependence_relation): Clear
9961	DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
9962	(finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
9963	(build_classic_dist_vector): Return false rather than true if
9964	DDR_ARE_DEPENDENT is non-NULL at the beginning.  Return false
9965	if either subscript_dependence_tester_1 or build_classic_dist_vector_1
9966	returned false.  Don't call save_dist_v before calling
9967	build_classic_dist_vector_1.
9968	(free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
9969	with NULL DDR_ARE_DEPENDENT.  Also free DDR_DIST_VECTS and/or
9970	DDR_DIR_VECTS vectors.
9971
99722007-08-23  Brian Sidebotham  <brian.sidebotham@gmail.com>
9973
9974	* configure.ac (leb128): Modify sed statement to work with any
9975	binutils version string.
9976	* configure: Regenerate
9977
99782007-08-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9979
9980	* config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
9981	Wrap in RTX_CODE macro guard.
9982	* config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
9983	arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
9984	arm_mark_dllimport, arm_pe_encode_section_info,
9985	arm_pe_unique_section): Use ISO-C function declarations.
9986	* config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
9987	c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
9988	c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
9989	Likewise.
9990	* config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
9991	* config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
9992	defining.
9993	* config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
9994	warnings.
9995	* config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
9996	* config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
9997	(register_move_cost): Use ISO-C function declarations.
9998	* config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
9999	* config/score/score-protos.h (score_declare_object): Add
10000	ATTRIBUTE_PRINTF_4.
10001	* config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
10002	warnings.
10003	* final.c (profile_function): Avoid empty if-bodies.
10004
10005
10006	* calls.c (must_pass_in_stack_var_size,
10007	must_pass_in_stack_var_size_or_pad): Constify.
10008	* config/alpha/alpha-protos.h (function_value): Likewise.
10009	* config/alpha/alpha.c (alpha_return_in_memory,
10010	alpha_pass_by_reference, function_value,
10011	unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
10012	TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10013	Likewise.
10014	* config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
10015	TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10016	TARGET_PROMOTE_PROTOTYPES): Likewise.
10017	* config/arm/arm-protos.h (arm_return_in_memory,
10018	arm_pad_arg_upward, arm_function_value): Likewise.
10019	* config/arm/arm.c (arm_pass_by_reference,
10020	arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
10021	TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10022	arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
10023	Likewise.
10024	* config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
10025	* config/avr/avr-protos.h (avr_function_value): Likewise.
10026	* config/avr/avr.c (avr_return_in_memory,
10027	gas_output_limited_string, gas_output_ascii, avr_function_value,
10028	avr_return_in_memory): Likewise.
10029	* config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
10030	* config/bfin/bfin.c (bfin_pass_by_reference,
10031	bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
10032	TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
10033	Likewise.
10034	* config/cris/cris.c (cris_pass_by_reference,
10035	TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
10036	* config/crx/crx.c (crx_return_in_memory): Likewise.
10037	* config/darwin.c (function_base, machopic_function_base_name):
10038	Likewise.
10039	* config/fr30/fr30.c (fr30_must_pass_in_stack,
10040	TARGET_PROMOTE_PROTOTYPES): Likewise.
10041	* config/frv/frv.c (frv_must_pass_in_stack): Likewise.
10042	* config/h8300/h8300.c (h8300_return_in_memory): Likewise.
10043	* config/i386/i386-protos.h (ix86_return_in_memory,
10044	ix86_sol10_return_in_memory): Likewise.
10045	* config/i386/i386.c (ix86_function_value,
10046	ix86_function_sseregparm, ix86_must_pass_in_stack,
10047	type_natural_mode, classify_argument, examine_argument,
10048	construct_container, ix86_pass_by_reference, function_value_32,
10049	function_value_64, ix86_function_value_1, return_in_memory_32,
10050	return_in_memory_64, return_in_memory_ms_64,
10051	ix86_return_in_memory, ix86_sol10_return_in_memory,
10052	TARGET_PROMOTE_PROTOTYPES): Likewise.
10053	* config/ia64/ia64-protos.h (ia64_function_value,
10054	ia64_hpux_function_arg_padding): Likewise.
10055	* config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
10056	ia64_function_value, bundle_state_hash, bundle_state_eq_p,
10057	ia64_hpux_function_arg_padding): Likewise.
10058	* config/iq2000/iq2000-protos.h (function_arg,
10059	iq2000_function_value): Likewise.
10060	* config/iq2000/iq2000.c (iq2000_return_in_memory,
10061	iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
10062	TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10063	function_arg, iq2000_function_value): Likewise.
10064	* config/m32c/m32c-protos.h (m32c_function_value,
10065	m32c_promote_function_return): Likewise.
10066	* config/m32c/m32c.c (m32c_pass_by_reference,
10067	m32c_promote_prototypes, m32c_promote_function_return,
10068	m32c_function_value): Likewise.
10069	* config/m32r/m32r.c (m32r_return_in_memory,
10070	m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
10071	m32r_in_small_data_p): Likewise.
10072	* config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
10073	Likewise.
10074	* config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
10075	m68hc11_function_arg_padding): Likewise.
10076	* config/m68k/m68k-protos.h (m68k_function_value): Likewise.
10077	* config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
10078	m68k_function_value): Likewise.
10079	* config/mcore/mcore-protos.h (mcore_num_arg_regs,
10080	mcore_function_value): Likewise.
10081	* config/mcore/mcore.c (handle_structs_in_regs,
10082	mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
10083	TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10084	mcore_num_arg_regs, mcore_function_value): Likewise.
10085	* config/mips/mips-protos.h (mips_pad_arg_upward,
10086	mips_function_value): Likewise.
10087	* config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
10088	mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
10089	TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10090	TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
10091	mips_function_value): Likewise.
10092	* config/mmix/mmix-protos.h (mmix_function_outgoing_value):
10093	Likewise.
10094	* config/mmix/mmix.c (mmix_pass_by_reference,
10095	TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
10096	mmix_encode_section_info): Likewise.
10097	* config/mn10300/mn10300-protos.h (mn10300_function_value):
10098	Likewise.
10099	* config/mn10300/mn10300.c (mn10300_return_in_memory,
10100	mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
10101	mn10300_function_value): Likewise.
10102	* config/mt/mt-protos.h (mt_function_value): Likewise.
10103	* config/mt/mt.c (mt_pass_by_reference, mt_function_value,
10104	mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
10105	* config/pa/pa-protos.h (function_arg_padding, function_value,
10106	pa_return_in_memory): Likewise.
10107	* config/pa/pa.c (pa_pass_by_reference,
10108	TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10109	function_arg_padding, function_value, pa_return_in_memory):
10110	Likewise.
10111	* config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
10112	* config/rs6000/rs6000-protos.h (rs6000_function_value,
10113	function_arg_padding): Likewise.
10114	* config/rs6000/rs6000.c (rs6000_return_in_memory,
10115	rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
10116	rs6000_pass_by_reference, rs6000_must_pass_in_stack,
10117	TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10118	function_arg_padding, altivec_expand_dst_builtin,
10119	altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
10120	altivec_init_builtins, rs6000_common_init_builtins,
10121	rs6000_function_value): Likewise.
10122	* s390/s390-protos.h (s390_function_value): Likewise.
10123	* config/s390/s390.c (s390_function_arg_size,
10124	s390_pass_by_reference, s390_return_in_memory,
10125	s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
10126	TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
10127	* config/score/score-protos.h (score_function_value): Likewise.
10128	* config/score/score.c (score_arg_partial_bytes,
10129	TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10130	TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
10131	score_pass_by_reference, score_add_offset, score_function_value):
10132	Likewise.
10133	* config/sh/sh-protos.h (sh_attr_renesas_p,
10134	sh_promote_prototypes): Likewise.
10135	* config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
10136	sh_callee_copies, sh_promote_prototypes, shcompact_byref,
10137	sh_attr_renesas_p): Likewise.
10138	* config/sparc/sparc-protos.h (function_value,
10139	function_arg_padding): Likewise.
10140	* config/sparc/sparc.c (sparc_promote_prototypes,
10141	sparc_return_in_memory, sparc_pass_by_reference,
10142	TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10143	function_arg_record_value_2, function_arg_record_value_1,
10144	function_arg_record_value, function_arg_record_value,
10145	function_arg_padding, function_value): Likewise.
10146	* config/spu/spu-protos.h (spu_function_value): Likewise.
10147	* config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
10148	spu_function_value): Likewise.
10149	* config/stormy16/stormy16-protos.h (xstormy16_function_value):
10150	Likewise.
10151	* config/stormy16/stormy16.c (xstormy16_return_in_memory,
10152	xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
10153	TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10154	Likewise.
10155	* config/v850/v850.c (v850_return_in_memory,
10156	v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
10157	* config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
10158	* config/xtensa/xtensa.c (xtensa_return_in_msb,
10159	xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
10160	TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10161	Likewise.
10162	* explow.c (promote_mode, hard_function_value): Likewise.
10163	* expr.h (hard_function_value, promote_mode): Likewise.
10164	* function.c (aggregate_value_p): Likewise.
10165	* hooks.c (hook_bool_const_tree_true): New.
10166	* hooks.h (hook_bool_const_tree_true): New.
10167	* sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
10168	* target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
10169	TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10170	TARGET_RETURN_IN_MSB): Likewise.
10171	* target.h (promote_function_args, promote_function_return,
10172	promote_prototypes, return_in_memory, return_in_msb,
10173	pass_by_reference, must_pass_in_stack, callee_copies,
10174	function_value): Likewise.
10175	* targhooks.c (default_return_in_memory,
10176	hook_pass_by_reference_must_pass_in_stack,
10177	hook_callee_copies_named,
10178	hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
10179	hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
10180	default_function_value): Likewise.
10181	* targhooks.h (default_return_in_memory,
10182	hook_pass_by_reference_must_pass_in_stack,
10183	hook_callee_copies_named,
10184	hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
10185	hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
10186	default_function_value): Likewise.
10187	* tree-ssa-structalias.c (const_equiv_class_label_t): New.
10188	(equiv_class_label_hash, equiv_class_label_eq): Constify.
10189	* tree-vectorizer.c (bb_in_loop_p): Likewise.
10190	* tree.c (needs_to_live_in_memory): Likewise.
10191	* tree.h (struct tree_type, needs_to_live_in_memory,
10192	aggregate_value_p, must_pass_in_stack_var_size,
10193	must_pass_in_stack_var_size_or_pad): Likewise.
10194	* vmsdbgout.c (write_debug_addr, write_debug_delta4,
10195	write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
10196	lookup_filename): Likewise.
10197
101982007-08-23  Uros Bizjak  <ubizjak@gmail.com>
10199
10200	PR target/17390
10201	* config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
10202	fake fcomi i387 instruction for !TARGET_CMOVE.
10203	(ix86_expand_branch): Expand natural sequence with one jump for
10204	all targets, not only TARGET_CMOVE.
10205	* config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
10206	pattern to implement fake fcomi sequence.  Split instruction after
10207	reload to correct compare sequences.
10208	(*cmpfp_xf_cc): Ditto.
10209	(*cmpfp_<mode>_cc): Ditto.
10210	(*cmpfp_u_cc): Ditto.
10211	(*cmpfp_<mode>_cc): Ditto.
10212
102132007-08-23  Richard Guenther  <rguenther@suse.de>
10214
10215	* tree-pretty-print.c (dump_generic_node): Annotate
10216	GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
10217
102182007-08-23  Richard Guenther  <rguenther@suse.de>
10219
10220	* builtins.c (expand_builtin_mathfn): Wrap argument in
10221	save_expr directly instead of re-building the call.
10222	(expand_builtin_mathfn_2): Likewise.
10223	(expand_builtin_mathfn_3): Likewise.
10224	(expand_builtin_interclass_mathfn): Likewise.
10225	(expand_builtin_int_roundingfn): Set arg.
10226	(expand_builtin_int_roundingfn_2): Likewise.
10227
102282007-08-23  Paolo Bonzini  <bonzini@gnu.org>
10229
10230	* config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
10231	*sse_nand<mode>3, *sse_xor<mode>3): New.
10232
102332007-08-23  Uros Bizjak  <ubizjak@gmail.com>
10234
10235	* config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
10236	* config/i386/i386.c (print_operand): Handle ';' code.  Output
10237	semicolon for TARGET_MACHO.
10238	* config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
10239	emit semicolon after 'lock' prefix.
10240	(sync_double_compare_and_swap<mode>): Ditto.
10241	(*sync_double_compare_and_swapdi_pic): Ditto.
10242	(*sync_compare_and_swap_cc<mode>): Ditto.
10243	(sync_double_compare_and_swap_cc<mode>): Ditto.
10244	(*sync_double_compare_and_swap_ccdi_pic): Ditto.
10245	(sync_old_add<mode>): Ditto.
10246	(sync_add<mode>): Ditto.
10247	(sync_sub<mode>): Ditto.
10248	(sync_ior<mode>): Ditto.
10249	(sync_and<mode>): Ditto.
10250	(sync_xor<mode>): Ditto.
10251
102522007-08-22  Chao-ying Fu  <fu@mips.com>
10253
10254	* rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
10255	in DEF_RTL_EXPR.
10256	(copy_rtx): Handle CONST_FIXED.
10257	(rtx_equal_p): Likewise.
10258	* rtl.h (fixed_value.h): New include.
10259	(rtx_def): Add a new field of fixed_value to u.
10260	(XCNMPFV): Define for accessing fixed_value.
10261	(CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
10262	Define.
10263	* rtl.def (CONST_FIXED): New constant.
10264	(SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
10265	UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
10266	US_ASHIFT): New codes.
10267	* doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
10268	us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
10269	unsigned_fract_convert, unsigned_sat_fract): Document them.
10270	* varasm.c (assemble_integer): Extend to support fixed-point constants
10271	by using different machine classes.
10272	(decode_addr_const): Handle FIXED_CST.
10273	(const_hash_1): Likewise.
10274	(compare_constant): Likewise.
10275	(copy_constant): Likewise.
10276	(const_rtx_hash_1): Handle CONST_FIXED.
10277	(output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10278	MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10279	MODE_VECTOR_UACCUM.
10280	(initializer_constant_valid_p): Handle FIXED_CST.
10281	(output_constant): Support FIXED_POINT_TYPE.
10282	* gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
10283	* cse.c (hash_rtx): Support CONST_FIXED.
10284	(exp_equiv_p): Likewise.
10285	(cannon_reg): Likewise.
10286	(fold_rtx): Likewise.
10287	(equiv_constant): Likewise.
10288	(cse_process_notes_1): Likewise.
10289	(count_reg_usage): Likewise.
10290	* cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
10291	(rtx_equal_for_cselib_p): Handle CONST_FIXED.
10292	(wrap_constant): Check CONST_FIXED.
10293	(cselib_hash_rtx): Support CONST_FIXED.
10294	(cselib_subst_to_values): Likewise.
10295	* df-scan.c (df_uses_record): Likewise.
10296	* gcse.c (want_to_gcse_p): Likewise.
10297	(oprs_unchanged_p): Likewise.
10298	(oprs_not_set_p): Likewise.
10299	(compute_transp): Likewise.
10300	(extract_mentioned_regs_helper): Likewise.
10301	* genemit.c (gen_exp): Likewise.
10302	* local-alloc.c (equiv_init_varies_p): Likewise.
10303	(contains_replace_regs): Likewise.
10304	(memref_referenced_p): Likewise.
10305	* loop-invariant.c (check_maybe_invariant): Likewise.
10306	(hash_invariant_expr_1): Likewise.
10307	(invariant_expr_equal_p): Likewise.
10308	* postreload-gcse.c (oprs_unchanged_p): Likewise.
10309	* regclass.c (reg_scan_mark_refs): Likewise.
10310	* regrename.c (scan_rtx): Likewise.
10311	* resource.c (mark_referenced_resources): Likewise.
10312	(mark_set_resources): Likewise.
10313	* rtlanal.c (rtx_unstable_p): Likewise.
10314	(rtx_varies_p): Likewise.
10315	(count_occurrences): Likewise.
10316	(reg_mentioned_p): Likewise.
10317	(modified_between_p): Likewise.
10318	(modified_in_p): Likewise.
10319	(volatile_insn_p): Likewise.
10320	(volatile_refs_p): Likewise.
10321	(side_effects_p): Likewise.
10322	(may_trap_p_1): Likewise.
10323	(inequality_comparisons_p): Likewise.
10324	(computed_jump_p_1): Likewise.
10325	(commutative_operand_precedence): Likewise.
10326	* sched-deps.c (sched_analyze_2): Likewise.
10327	* sched-vis.c (print_value): Likewise.
10328	* reload.c (operands_match_p): Likewise.
10329	(subst_reg_equivs): Likewise.
10330	* reload1.c (eliminate_regs_1): Likewise.
10331	(elimination_effects): Likewise.
10332	(scan_paradoxical_subregs): Likewise.
10333	* alias.c (rtx_equal_for_memref_p): Likewise.
10334	* Makefile.in (RTL_BASE_H): Add fixed-value.h.
10335	* emit-rtl.c (const_fixed_htab): New hash table.
10336	(const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
10337	Declare.
10338	(const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
10339	const_fixed_from_fixed_value): New functions.
10340	(verify_rtx_sharing): Handle CONST_FIXED.
10341	(copy_rtx_if_shared_1): Likewise.
10342	(reset_used_flags): Likewise.
10343	(set_used_flags): Likewise.
10344	(copy_insn_1): Likewise.
10345	(init_emit_once): Create const_fixed_htab.
10346	Store fixed-point scalar and vector zero and one to const_tiny_rtx.
10347
103482007-08-22  Zdenek Dvorak  <ook@ucw.cz>
10349
10350	PR tree-optimization/32949
10351	* tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
10352	before failing for ivs with non-constant step.
10353
103542007-08-22  Hans-Peter Nilsson  <hp@axis.com>
10355
10356	* doc/md.texi (Iterators): Renamed from Macros.  All contents
10357	changed to reflect rename of respectively define_code_macro and
10358	define_mode_macro to define_code_iterator and define_mode_iterator.
10359	(Mode Iterators, Code Iterators): Similar.
10360	* read-rtl.c (struct iterator_group, struct iterator_traverse_data)
10361	(uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
10362	(apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
10363	(initialize_iterators, find_iterator, check_code_iterator)
10364	(map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
10365	(read_mapping, read_rtx_1): Similar.
10366	* config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
10367	config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
10368	config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
10369	config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
10370	config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
10371	config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
10372	config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
10373	config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
10374	config/rs6000/sync.md, config/rs6000/rs6000.md,
10375	config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
10376	config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
10377	config/vax/vax.md, config/bfin/bfin.md: Similar.
10378
103792007-08-22  David Daney  <ddaney@avtrex.com>
10380
10381	* doc/install.texi (Testing): Mention testing on a simulator.
10382
103832007-08-22  Janis Johnson  <janis187@us.ibm.com>
10384
10385	* config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
10386
10387	* doc/libgcc.texi (Decimal float library routines): Fix formatting
10388	and rearrange floating point conversion functions into different
10389	categories.
10390
103912007-08-22  Maxim Kuvyrkov  <maxim@codesourcery.com>
10392
10393	* target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
10394	dfa_post_advance_cycle): New scheduler hooks.
10395	* target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10396	TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
10397	new hooks.
10398	(TARGET_SCHED): Use them.
10399	* doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10400	TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
10401	* haifa-sched.c (advance_one_cycle): Invoke new hooks.
10402
10403	* genautomata.c (insn_has_dfa_reservation_p): New DFA interface
10404	function to facilitate debugging.
10405	(INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
10406	(output_insn_has_dfa_reservation_p): New static function to output
10407	insn_has_dfa_reservation_p ().
10408	(write_automata): Use it.
10409	* genattr.c (main): Output declaration for
10410	insn_has_dfa_reservation_p ().
10411
104122007-08-22  Christian Bruel  <christian.bruel@st.com>
10413	    Richard Guenther <rguenther@suse.de>
10414
10415	* fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
10416	* simplify_rtx (simplify_binary_operation_1): Likewise.
10417
104182007-08-22  Rask Ingemann Lambertsen  <rask@sygehus.dk>
10419
10420	PR rtl-optimization/32557
10421	* df-problems.c (df_note_bb_compute): Use mws->start_regno instead
10422	of REGNO (mws->mw_reg).
10423
104242007-08-22  Richard Guenther  <rguenther@suse.de>
10425
10426	PR middle-end/33007
10427	* builtins.c (expand_builtin_int_roundingfn): Replace call
10428	argument wrapped with SAVE_EXPR directly.
10429	(expand_builtin_int_roundingfn_2): Likewise.
10430
104312007-08-22  Richard Guenther  <rguenther@suse.de>
10432
10433	* tree-inline.c (inlinable_function_p): Restore disregarding
10434	inline limits for GNU extern inline functions.
10435
104362007-08-22  Richard Guenther  <rguenther@suse.de>
10437
10438	PR middle-end/32563
10439	* tree.c (host_integerp): Treat sizetype as signed as it is
10440	sign-extended.
10441
104422007-08-21  Ian Lance Taylor  <iant@google.com>
10443
10444	PR tree-optimization/33134
10445	* tree-vrp.c (adjust_range_with_scev): Call
10446	set_value_range_to_value.
10447
104482007-08-21  Aldy Hernandez  <aldyh@redhat.com>
10449
10450	* value-prof.h (gimple_remove_histogram_value): Remove duplicate
10451	prototype.
10452
104532007-08-21  Aldy Hernandez  <aldyh@redhat.com>
10454
10455	* tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
10456	whitespace.
10457
104582007-08-21  Nathan Froyd  <froydnj@codesourcery.com>
10459
10460	* config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
10461	cases to set eight bytes at a time.
10462	(expand_block_move): Likewise.
10463
104642007-08-21  Jakub Jelinek  <jakub@redhat.com>
10465
10466	PR debug/32610
10467	* dwarf2out.c (gen_decl_die): Don't call
10468	gen_tagged_type_instantiation_die if decl doesn't have tagged type.
10469
104702007-08-21  Paul Brook  <paul@codesourcery.com>
10471	    Nathan Sidwell  <nathan@codesourcery.com>
10472	    Mark Mitchell  <mark@codesourcery.com>
10473	    Joseph Myers  <joseph@codesourcery.com>
10474
10475	* configure.ac: Add --with-pkgversion and --with-bugurl.
10476	* configure: Regenerate.
10477	* doc/install.texi: Document them.
10478	* version.c (version_string): Remove VERSUFFIX.
10479	(VERSUFFIX): Remove.
10480	(pkgversion_string): New.
10481	(bug_report_url): Do not hard-code initializer.
10482	* version.h (pkgversion_string): Declare.
10483	* Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
10484	Define.
10485	(version.o): Define PKGVERSION and BUGURL.
10486	(gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
10487	(%.pod): Define BUGURL.
10488	* gcc.c (process_command, main): Use pkgversion_string.
10489	* toplev.c (compile_file, print_version): Likewise.
10490	* protoize.c (main): Likewise.
10491	* gcov.c (print_version): Likewise.  Update copyright date.
10492	* gcov-dump.c (print_version): Likewise.  Update copyright date.
10493	* mips-tdump.c (main): Likewise.  Update copyright date.
10494	* mips-tfile.c (main): Likewise.  Update copyright date.
10495	* doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
10496	* doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
10497	shorten description.
10498	* doc/gcc.texi: Include VERSION_PACKAGE in version description.
10499	* doc/gccint.texi: Likewise.
10500	* doc/invoke.texi: Use BUGURL for bug-reporting instructions.
10501	Update copyright date.
10502
105032007-08-21  Uros Bizjak  <ubizjak@gmail.com>
10504
10505	* config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
10506	(ix86_expand_strlensi_unroll_1): Ditto.
10507	(ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
10508	(ix86_expand_carry_flag_compare): Update comment.
10509
105102007-08-21  Jakub Jelinek  <jakub@redhat.com>
10511
10512	PR middle-end/32912
10513	* fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
10514	(fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
10515
105162007-08-21  Richard Guenther  <rguenther@suse.de>
10517
10518	* fold-const.c (fold_binary): Revert removing of index +p PTR folding.
10519
105202007-08-21  Richard Guenther  <rguenther@suse.de>
10521
10522	PR middle-end/33122
10523	* fold-const.c (fold_binary): Remove index +p PTR folding.
10524	Fix types of POINTER_PLUS_EXPR generated by folding of
10525	(PTR +p B) +p A.
10526
105272007-08-20  Chao-ying Fu  <fu@mips.com>
10528
10529	* c-common.h (enum rid): Add new enumeration values of RID_SAT,
10530	RID_FRACT, and RID_ACCUM.  RID_SAT needs to be inserted before
10531	RID_ONEWAY, so that it can be checked in declspecs_add_type.
10532	(c_common_fixed_point_type_for_size): Declare.
10533	* c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
10534	(c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
10535	(c_token_starts_declspecs): Likewise.
10536	(c_parser_declspecs): Likewise.
10537	(c_parser_attributes): Likewise.
10538	* c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
10539	(c_declspecs): Add saturating_p.
10540	* c-decl.c (build_null_declspecs): Initialize saturating_p.
10541	(declspecs_add_type): Avoid using complex with _Fract, _Accum, or
10542	_Sat.  Handle RID_SAT.
10543	Avoid using void, bool, char, int, float, double, _Decimal32,
10544	_Decimal64, _Decimal128, and complex with _Sat.
10545	Handle RID_FRACT and RID_ACCUM.
10546	Make sure _Sat is used with _Fract or _Accum.
10547	(finish_declspecs): Handle cts_fract and cts_accum.
10548	* c-common.c (fixed-value.h): New include.
10549	(constant_expression_warning): Handle FIXED_CST.
10550	(overflow_warning): Likewise.
10551	(warnings_for_convert_and_check): Likewise.
10552	(c_common_fixed_point_type_for_size): New.
10553	(c_common_type_for_mode): Handle fixed-point modes to
10554	return various saturating/non-saturating, signed/unsigned types.
10555	(c_common_signed_or_unsigned_type): Support fixed-point types.
10556	(shorten_compare): Check fixed-point zero.
10557	Handle FIXED_POINT_TYPE.
10558	(c_common_truthvalue_conversion): Handle FIXED_CST.
10559	Handle FIXED_POINT_TYPE.
10560	(c_common_nodes_and_builtins): Record builtin types for fixed-point
10561	types.
10562	(handle_mode_attribute): Handle fixed-point modes.  Need to check
10563	if the signness of base type and fixed-point modes are consistent.
10564	(handle_vector_size_attribute): Handle fixed-point modes.
10565	(same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
10566	(warn_for_div_by_zero): Check fixed-point zero.
10567	* c-typeck.c (c_common_type): Check FIXED_POINT_TYPE.  Build
10568	a common fixed-point type based on fbit, ibit, sign, and saturation.
10569	(build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
10570	NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
10571	PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
10572	(convert_for_assignment): Support FIXED_POINT_TYPE.
10573	(digest_init): Handle FIXED_POINT_TYPE.
10574	(build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
10575	TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10576	TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
10577	GE_EXPR, LT_EXPR, GT_EXPR.
10578	* target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
10579	(TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
10580	* target.h (gcc_target): Add fixed_point_supported_p.
10581	* targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
10582	MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
10583	(default_fixed_point_supported_p): Define.
10584	* targhooks.h (default_fixed_point_supported_p): Declare.
10585	* doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
10586	* doc/install.texi (Configuration): Add --enable-fixed-point.
10587	* configure.ac (--enable-fixed-point): New to enable fixed-point
10588	arithmetic extension to C.  For mips targets, we enable it by default.
10589	* configure, config.in: Regenerate.
10590
105912007-08-20  Pawel Sikora  <pluto@pld-linux.org>
10592
10593	* doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
10594
105952007-08-20  David Edelsohn  <edelsohn@gnu.org>
10596
10597	* dwarf2out.c (text_section_used): Move declaration outside ifdef
10598	DWARF2_DEBUGGING_INFO.
10599	(cold_text_section_used): Same.
10600	(cold_text_section): Same.
10601
106022007-08-20  Richard Guenther  <rguenther@suse.de>
10603
10604	* c-typeck.c (convert_for_assignment): Use the type of
10605	the member for the initialization.
10606
106072007-08-20  Richard Guenther  <rguenther@suse.de>
10608
10609	* c-objc-common.c (c_disregard_inline_limits): Remove.
10610	* c-objc-common.h (c_disregard_inline_limits): Likewise.
10611	* cgraphunit.c (cgraph_process_new_functions): Call
10612	disregard_inline_limits_p.
10613	(cgraph_preserve_function_body_p): Likewise.
10614	* ipa-inline.c (compute_inline_parameters): Likewise.
10615	* langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
10616	Remove.
10617	(LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
10618	(LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10619	disregard_inline_limits langhook.
10620	* langhooks.c (lhd_tree_inlining_disregard_inline_limits):
10621	Remove.
10622	* langhooks.h (lang_hooks_for_tree_inlining): Remove
10623	disregard_inline_limits langhook.
10624	* tree-inline.c (disregard_inline_limits_p): New function.
10625	* tree-inline.h (disregard_inline_limits_p): Declare.
10626
106272007-08-20  Richard Guenther  <rguenther@suse.de>
10628
10629	* langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
10630	(LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
10631	(LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10632	auto_var_in_fn_p langhook.
10633	* langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
10634	move ...
10635	* tree.c (auto_var_in_fn_p): ... here.
10636	(find_var_from_fn): Call auto_var_in_fn_p directly.
10637	* langhooks.h (lang_hooks_for_tree_inlining): Remove
10638	auto_var_in_fn_p langhook.
10639	* tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
10640	(copy_body_r): Likewise.
10641	(self_inlining_addr_expr): Likewise.
10642	* tree.h (auto_var_in_fn_p): Declare.
10643
106442007-08-20  Richard Guenther  <rguenther@suse.de>
10645
10646	* tree.c (WALK_SUBTREE): Call walk_tree_1.
10647	(walk_type_fields): Take lh parameter.
10648	(walk_tree): Rename to ...
10649	(walk_tree_1): ... this.  Do not call the walk_subtrees
10650	langhook but the now passed callback.  Pass lh on recursion.
10651	(walk_tree_without_duplicates): Rename to ...
10652	(walk_tree_without_duplicates_1): ... this.  Take lh parameter
10653	and call walk_tree_1.
10654	* tree.h (walk_tree_lh): New typedef.
10655	(walk_tree_1): Declare.
10656	(walk_tree_without_duplicates_1): Likewise.
10657	(walk_tree): New define to walk_tree_1 with NULL lh parameter.
10658	(walk_tree_without_duplicates): New define to
10659	walk_tree_without_duplicates_1 with NULL lh parameter.
10660	* langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
10661	* langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
10662	langhook.
10663	* langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
10664	(LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
10665	(LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
10666	initializer.
10667
106682007-08-20  Andrew Pinski  <andrew_pinski@playstation.sony.com>
10669
10670	PR middle-end/30564
10671	* tree-inline.c (optimize_inline_calls): Move the cgraph checking
10672	code in front of the compacting of basic blocks.
10673	Move the folding of statements inbetween the cgraph checking
10674	and compacting of basic blocks.
10675
106762007-08-19  Andrew Pinski  <andrew_pinski@playstation.sony.com>
10677	   Serge Belyshev  <belyshev@depni.sinp.msu.ru>
10678
10679	PR target/32522
10680	* config/alpha/alpha.c (va_list_skip_additions): Check for
10681	POINTER_PLUS_EXPR in addition to PLUS_EXPR.
10682	(alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
10683	PLUS_EXPR when checking ap.__base.
10684	(alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
10685	when doing addition on pointer types.  Use size_int instead of
10686	build_int_cst.
10687	(alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
10688	ptr_type in the second operand.
10689
106902007-08-19  Andrew Pinski  <pinskia@gmail.com>
10691
10692	PR target/33115
10693	* config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
10694
106952007-08-19  Andrew Pinski  <andrew_pinski@playstation.sony.com>
10696
10697	PR middle-end/32940
10698	* cfgexpand.c  (expand_one_register_var): Mark pointer
10699	DECL_ARTIFICIAL as REG_POINTER also.
10700	* stmt.c (expand_decl): Likewise.
10701
107022007-08-19  Daniel Berlin  <dberlin@dberlin.org>
10703
10704	Fix PR 32772
10705	Fix PR 32716
10706	Fix PR 32328
10707	Fix PR 32303
10708
10709	* tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
10710	* tree-ssa-alias.c (init_transitive_clobber_worklist): Add
10711	on_worklist argument and avoid adding things to worklist multiple
10712	times.
10713	(add_to_worklist): Ditto.
10714	(mark_aliases_call_clobbered): Mark entire structure clobbered if
10715	single SFT is clobbered.
10716	(set_initial_properties): Ditto.
10717	(compute_call_clobbered): Update for changes to function
10718	arguments.
10719	(create_overlap_variables_for): Always create SFT for offset 0.
10720	(create_structure_vars): Handle PHI's, since we are in SSA form at
10721	this point.
10722	* tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
10723	* tree-ssa-operands.c (access_can_touch_variable): Don't handle
10724	TARGET_MEM_REF.
10725	(add_vars_for_offset): Figure out aliases from access + points-to.
10726	(add_virtual_operand): Use add_vars-for_offset.
10727	(get_tmr_operands): Update for NMT changes, rewrite to be correct.
10728	(add_call_clobber_ops): Remove makes_clobbering_call set.
10729	(get_expr_operands): Always pass through the INDIRECT_REF
10730	reference.
10731	* tree-ssa-structalias.c (struct constraint_graph): Remove
10732	variables member.
10733	Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
10734	address_taken, pt_used, number_incoming.
10735	(FIRST_ADDR_NODE): Removed.
10736	(merge_graph_nodes): Remove broken code for the moment.
10737	(init_graph): New function.
10738	(build_pred_graph): Remove code to init_graph.
10739	Add location equivalence support.
10740	(struct scc_info): Rename roots to deleted.
10741	(scc_visit): Ditto.
10742	(init_scc_info): Ditto
10743	(init_topo_info): Use graph->size.
10744	(compute_topo_order): Ditto.
10745	(do_da_constraint): Removed.
10746	(do_sd_constraint): Remove calls to find().
10747	set_union_with_increment should always get 0 as last arg here.
10748	(do_complex_constraint): Replace do_da_constraint with assert.
10749	Stop calling find.
10750	(struct equiv_class_label): New.
10751	(pointer_equiv_class_table): Ditto.
10752	(location_equiv_class_table): Ditto.
10753	(equiv_class_label_hash): Ditto.
10754	(equiv_class_label_eq): Ditto
10755	(equiv_class_lookup): Ditto.
10756	(equiv_class_ladd): Ditto.
10757	(pointer_equiv_class): Ditto.
10758	(location_equiv_class): Ditto.
10759	(condense_visit): Rename and rewrite from label_visit to do only
10760	SCC related stuff for HU.
10761	(label_visit): Do HU work for HU.
10762	(perform_var_substitution): Update to do HU and location
10763	equivalence.
10764	(free_var_substitution_info): Update to free HU and location
10765	equivalence structures.  */
10766	(find_equivalent_node): Update for pointer but not location
10767	equivalence.
10768	(unite_pointer_equivalences): New function.
10769	(move_complex_constraints): Rewrite to only do moving.
10770	(rewrite_constraints): Split out of move_complex_constraints.
10771	(solve_graph): Use graph->size.
10772	(process_constraint_1): Add from_call argument, use it.
10773	Split *a = &b into two constraints.
10774	(process_constraint): Use new process_constraint_1.
10775	(get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
10776	(get_constraint_for): Handle non-pointer integers properly.
10777	Remove code that used to handle structures.
10778	(handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
10779	with unknown addends.
10780	(handle_rhs_call): New function.
10781	(find_func_aliases): Use handle_rhs_call.
10782	(set_uids_in_ptset): Add an assert.
10783	(set_used_smts): Fix bug in not considering unified vars.
10784	(compute_tbaa_pruning): Stop initing useless iteration_obstack.
10785	(compute_points_to_sets): Update for other function changes.
10786	(delete_points_to_sets): Ditto.
10787	(ipa_pta_execute): Ditto.
10788	(pass_ipa_pta): We need to update SSA after ipa_pta.
10789
107902007-08-19  Jan Hubicka  <jh@suse.cz>
10791
10792	* config/i386/i386.md: Replace "rim" and "mri" constraints by "g".
10793
107942007-08-19  Joseph Myers  <joseph@codesourcery.com>
10795
10796	* dwarf2out.c (text_section_used, cold_text_section_used,
10797	cold_text_section, dwarf2out_note_section_used): New.
10798	(dwarf2out_init): Initialize cold_text_section.
10799	(dwarf2out_switch_text_section, dwarf2out_begin_function): Call
10800	dwarf2out_note_section_used.
10801	(size_of_aranges): Only count entry for text section if it was
10802	used.  Count entry for cold text section if it was used.
10803	(output_aranges): Only output entries for text section and cold
10804	text section if they were used.
10805
108062007-08-19  Andrew Pinski  <pinskia@gmail.com>
10807
10808	* tree-pretty-print.c (debug_generic_expr): Add a comment about
10809	the function.
10810	(debug_generic_stmt): Likewise.
10811	(debug_tree_chain): Likewise.
10812
108132007-08-19  Dorit Nuzman  <dorit@il.ibm.com>
10814
10815	* tree-data-refs.c (split_constant_offset): Expose.
10816	* tree-data-refs.h (split_constant_offset): Add declaration.
10817
10818	* tree-vectorizer.h (dr_alignment_support): Renamed
10819	dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
10820	Added a new value dr_explicit_realign.
10821	(_stmt_vec_info): Added new fields: dr_base_address, dr_init,
10822	dr_offset, dr_step, and dr_aligned_to, along with new access
10823	functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
10824	STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
10825	STMT_VINFO_DR_ALIGNED_TO.
10826
10827	* tree-vectorizer.c (vect_supportable_dr_alignment): Add
10828	documentation.
10829	In case of outer-loop vectorization with non-fixed misalignment - use
10830	the dr_explicit_realign scheme instead of the optimized realignment
10831	scheme.
10832	(new_stmt_vec_info): Initialize new fields.
10833
10834	* tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
10835	'nested_in_vect_loop' case. Change verbosity level.
10836	(vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
10837	Don't fail on zero step in the outer-loop for loads.
10838	(vect_analyze_data_refs): Call split_constant_offset to calculate
10839	base, offset and init relative to the outer-loop.
10840
10841	* tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
10842	BSI function argument with a new function argument - at_loop.
10843	Simplify the condition that determines STEP. Takes additional argument
10844	INV_P. Support outer-loop vectorization (handle the
10845	nested_in_vect_loop case), including zero step in the outer-loop. Call
10846	vect_create_addr_base_for_vector_ref with additional argument.
10847	(vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
10848	Updated function documentation. Handle the 'nested_in_vect_loop' case.
10849	Fixed and simplified calculation of step.
10850	(vectorizable_store): Call vect_create_data_ref_ptr with loop instead
10851	of bsi, and with additional argument. Call bump_vector_ptr with
10852	additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
10853	(vect_setup_realignment): Takes additional arguments INIT_ADDR and
10854	DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
10855	when the realignment setup needs to take place inside the loop.
10856	Support the dr_explicit_realign scheme. Allow generating the optimized
10857	realignment scheme for outer-loop vectorization. Added documentation.
10858	(vectorizable_load): Support the dr_explicit_realign scheme. Handle
10859	the 'nested_in_vect_loop' case, including loads that are invariant in
10860	the outer-loop and the realignment schemes. Handle the case when the
10861	realignment setup needs to take place inside the loop. Call
10862	vect_setup_realignment with additional arguments.  Call
10863	vect_create_data_ref_ptr with additional argument and with loop instead
10864	of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
10865	(vect_gen_niters_for_prolog_loop): Call
10866	vect_create_addr_base_for_vector_ref with additional arguments.
10867	(vect_create_cond_for_align_checks): Likewise.
10868	(bump_vector_ptr): Updated to support the new dr_explicit_realign
10869	scheme: takes additional argument bump; argument ptr_incr is now
10870	optional; updated documentation.
10871	(vect_init_vector): Takes additional argument (bsi). Use it, if
10872	available, to insert the vector initialization.
10873	(get_initial_def_for_induction): Pass additional argument in call to
10874	vect_init_vector.
10875	(vect_get_vec_def_for_operand): Likewise.
10876	(vect_setup_realignment): Likewise.
10877	(vectorizable_load): Likewise.
10878
108792007-08-19  Dorit Nuzman  <dorit@il.ibm.com>
10880
10881	* tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
10882	as argument instead of struct loop.
10883	(nested_in_vect_loop_p): New function.
10884	(vect_relevant): Add enum values vect_used_in_outer_by_reduction and
10885	vect_used_in_outer.
10886	(is_loop_header_bb_p): New. Used to differentiate loop-header phis
10887	from other phis in the loop.
10888	(destroy_loop_vec_info): Add additional argument to declaration.
10889
10890	* tree-vectorizer.c (supportable_widening_operation): Also check if
10891	nested_in_vect_loop_p (don't allow changing the order in this case).
10892	(vect_is_simple_reduction): Takes a loop_vec_info as argument instead
10893	of struct loop. Call nested_in_vect_loop_p and don't require
10894	flag_unsafe_math_optimizations if it returns true.
10895	(new_stmt_vec_info): When setting def_type for phis differentiate
10896	loop-header phis from other phis.
10897	(bb_in_loop_p): New function.
10898	(new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
10899	just update their loop_vinfo.  Order of BB traversal now matters -
10900	call dfs_enumerate_from with bb_in_loop_p.
10901	(destroy_loop_vec_info): Takes additional argument to control whether
10902	stmt_vinfo of the loop stmts should be destroyed as well.
10903	(vect_is_simple_reduction): Allow the "non-reduction" use of a
10904	reduction stmt to be defines by a non loop-header phi.
10905	(vectorize_loops): Call destroy_loop_vec_info with additional argument.
10906
10907	* tree-vect-transform.c (vectorizable_reduction): Call
10908	nested_in_vect_loop_p. Check for multitypes in the inner-loop.
10909	(vectorizable_call): Likewise.
10910	(vectorizable_conversion): Likewise.
10911	(vectorizable_operation): Likewise.
10912	(vectorizable_type_promotion): Likewise.
10913	(vectorizable_type_demotion): Likewise.
10914	(vectorizable_store): Likewise.
10915	(vectorizable_live_operation): Likewise.
10916	(vectorizable_reduction): Likewise. Also pass loop_info to
10917	vect_is_simple_reduction instead of loop.
10918	(vect_init_vector): Call nested_in_vect_loop_p.
10919	(get_initial_def_for_reduction): Likewise.
10920	(vect_create_epilog_for_reduction): Likewise.
10921	(vect_init_vector): Check which loop to work with, in case there's an
10922	inner-loop.
10923	(get_initial_def_for_inducion): Extend to handle outer-loop
10924	vectorization. Fix indentation.
10925	(vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
10926	In the case vect_induction_def get the vector def from the induction
10927	phi node, instead of calling get_initial_def_for_inducion.
10928	(get_initial_def_for_reduction): Extend to handle outer-loop
10929	vectorization.
10930	(vect_create_epilog_for_reduction): Extend to handle outer-loop
10931	vectorization.
10932	(vect_transform_loop): Change assert to just skip this case.  Add a
10933	dump printout.
10934	(vect_finish_stmt_generation): Add a couple asserts.
10935
10936	(vect_estimate_min_profitable_iters): Multiply
10937	cost of inner-loop stmts (in outer-loop vectorization) by estimated
10938	inner-loop bound.
10939	(vect_model_reduction_cost): Don't add reduction epilogue cost in case
10940	this is an inner-loop reduction in outer-loop vectorization.
10941
10942	* tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
10943	Same code as what used to be vect_analyze_scalar_cycles, only with
10944	additional argument loop, and loop_info passed to
10945	vect_is_simple_reduction instead of loop.
10946	(vect_analyze_scalar_cycles): Code factored out into
10947	vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
10948	Updated documentation.
10949	(analyze_operations): Check for inner-loop loop-closed exit-phis during
10950	outer-loop vectorization that are live or not used in the outerloop,
10951	cause this requires special handling.
10952	(vect_enhance_data_refs_alignment): Don't consider versioning for
10953	nested-loops.
10954	(vect_analyze_data_refs): Check that there are no datarefs in the
10955	inner-loop.
10956	(vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
10957	and vect_used_in_outer_by_reduction cases.
10958	(process_use): Also consider the case of outer-loop stmt defining an
10959	inner-loop stmt and vice versa.
10960	(vect_analyze_loop_1): New function.
10961	(vect_analyze_loop_form): Extend, to allow a restricted form of nested
10962	loops.  Call vect_analyze_loop_1.
10963	(vect_analyze_loop): Skip (inner-)loops within outer-loops that have
10964	been vectorized.  Call destroy_loop_vec_info with additional argument.
10965
10966	* tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
10967	in the inner-loop when doing outer-loop vectorization. Add
10968	documentation and printout.
10969	(vect_recog_dot_prod_pattern): Likewise. Also add check for
10970	GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
10971
109722007-08-18  Andrew Pinski  <pinskia@gmail.com>
10973
10974	* tree-affine.h (print_aff): New prototype.
10975	(debug_aff): Likewise.
10976	* tree-affine.c (print_aff): New function.
10977	(debug_aff): Likewise.
10978
109792007-08-18  Paul Brook  <paul@codesourcery.com>
10980	    Joseph Myers  <joseph@codesourcery.com>
10981
10982	* common.opt (-fdebug-prefix-map=): New option.
10983	* opts.c: Include debug.h.
10984	(common_handle_option): Handle -fdebug-prefix-map.
10985	* final.c: Include ggc.h.
10986	(struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
10987	remap_debug_filename): New.
10988	* Makefile.in (final.o, opts.o): Update dependencies.
10989	* debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
10990	* configure.ac: Check for assembler --debug-prefix-map support.
10991	* configure, config.in: Regenerate.
10992	* gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
10993	(ASM_DEBUG_SPEC): Include ASM_MAP.
10994	* doc/install.texi (--with-debug-prefix-map): Document.
10995	* doc/invoke.texi (-fdebug-prefix-map): Document.
10996	* dbxout.c (dbxout_init, dbxout_start_source_file,
10997	dbxout_source_file): Call remap_debug_filename.
10998	* dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
10999	dwarf2out_start_source_file, dwarf2out_finish): Call
11000	remap_debug_filename.
11001	(file_table_relative_p): Do not check d->emitted_number.
11002	* toplev.c (output_file_directive): Call remap_debug_filename.
11003	* vmsdbgout.c (write_srccorr): Call remap_debug_filename.
11004	* xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
11005
110062007-08-17  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
11007
11008	* loop-invariant.c (find_invariants_to_move): Add missing macro
11009	argument.
11010
110112007-08-17  Tom Tromey  <tromey@redhat.com>
11012
11013	* tree.h (struct tree_label_decl): Removed old "java" fields.
11014
110152007-08-17  Richard Sandiford  <richard@codesourcery.com>
11016	    Nigel Stephens  <nigel@mips.com>
11017
11018	* config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
11019	Treat -mno-data-in-code and -mcode-xonly as aliases for
11020	-mcode-readable=no and -mcode-readable=pcrel respectively.
11021	* config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
11022	(MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
11023	(MULTILIB_DIRNAMES): Update accordingly.
11024
110252007-08-17  H.J. Lu  <hongjiu.lu@intel.com>
11026
11027	* Makefile.in (version.o): Depend on $(REVISION) only if
11028	REVISION_s is defined.
11029
110302007-08-17  Sa Liu  <saliu@de.ibm.com>
11031	    Ulrich Weigand  <uweigand@de.ibm.com>
11032
11033	PR middle-end/32970
11034	* tree.c (reconstruct_complex_type): For a pointer to a vector,
11035	use build_qualified_type to retain qualifiers of the base type.
11036
110372007-08-17  Chen Liqin  <liqin@sunnorth.com.cn>
11038
11039	* config/score/score.md : Update pattern tablejump.
11040	* config/score/score.c : Update score_initialize_trampoline
11041	function.
11042	* config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
11043	(TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
11044	* doc/contrib.texi: Add my entry.
11045
110462007-08-16  H.J. Lu  <hongjiu.lu@intel.com>
11047
11048	* Makefile.in (REVISION): New.
11049	(REVISION_c): New.
11050	(REVISION_s): New.
11051	(version.o): Also depend on $(REVISION). Add
11052	-DREVISION=$(REVISION_s).
11053
11054	* version.c (version_string): Add REVISION.
11055
110562007-08-16  Seongbae Park <seongbae.park@gmail.com>
11057
11058	* tree-eh.c (lower_try_finally_onedest): Reset the locus
11059	of GOTO that's relocated to a different block.
11060
110612007-08-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
11062
11063	* c-common.c (const_strip_array_types): New.
11064	* c-common.h (lang_missing_noreturn_ok_p): Delete.
11065	(const_strip_array_types): New.
11066	* c-objc-common.c (c_disregard_inline_limits,
11067	c_warn_unused_global_decl): Constify.
11068	* c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
11069	c_vla_type_p, c_incomplete_type_error): Likewise.
11070	* c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
11071	* hooks.c (hook_bool_const_tree_false): New.
11072	* hooks.h (hook_bool_const_tree_false): Likewise.
11073	* langhooks-def.h (lhd_warn_unused_global_decl,
11074	lhd_incomplete_type_error, lhd_expr_size,
11075	lhd_tree_inlining_disregard_inline_limits,
11076	lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
11077	LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
11078	* langhooks.c (lhd_warn_unused_global_decl,
11079	lhd_incomplete_type_error,
11080	lhd_tree_inlining_disregard_inline_limits,
11081	lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
11082	lhd_expr_size): Likewise.
11083	* langhooks.h (lang_hooks_for_tree_inlining,
11084	lang_hooks_for_tree_dump, lang_hooks_for_types,
11085	lang_hooks_for_decls, lang_hooks): Likewise.
11086	* pointer-set.c (pointer_set_t, pointer_set_create,
11087	pointer_set_contains, insert_aux, pointer_set_insert,
11088	pointer_set_traverse, pointer_map_t, pointer_map_create,
11089	pointer_map_contains, pointer_map_insert, pointer_map_traverse):
11090	Likewise.
11091	* pointer-set.h (pointer_set_contains, pointer_set_insert,
11092	pointer_set_traverse, pointer_map_contains, pointer_map_insert,
11093	pointer_map_traverse): Likewise.
11094	* predict.c (assert_is_empty): Likewise.
11095	* tree-affine.c (free_name_expansion): Likewise.
11096	* tree-cfg.c (edge_to_cases_cleanup): Likewise.
11097	* tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
11098	* tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
11099
111002007-08-16  Victor Kaplansky <victork@il.ibm.com>
11101
11102	* tree-vectorizer.c (new_loop_vec_info): Initialize new
11103	field.
11104	(destroy_loop_vec_info): Add call to VEC_free.
11105	* tree-vectorizer.h (may_alias_ddrs): Define.
11106	(LOOP_VINFO_MAY_ALIAS_DDRS): Define.
11107	* tree-vect-analyze.c (vect_analyze_data_ref_dependence):
11108	Change reporting to dump.
11109	(vect_is_duplicate_ddr): New.
11110	(vect_mark_for_runtime_alias_test): New.
11111	(vect_analyze_data_ref_dependences) Add call to
11112	vect_mark_for_runtime_alias_test.
11113	(vect_enhance_data_refs_alignment): Define local variable
11114	vect_versioning_for_alias_required, don't perform
11115	peeling for alignment if versioning for alias is
11116	required.
11117	(vect_enhance_data_refs_alignment): Use
11118	PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
11119	PARAM_VECT_MAX_VERSION_CHECKS.
11120	* tree-vect-transform.c
11121	(vect_create_cond_for_alias_checks): New.
11122	(vect_transform_loop): Add call to
11123	vect_create_cond_for_alias_checks.
11124	(vect_vfa_segment_size): New.
11125	* params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
11126	Rename.
11127	(PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
11128	* doc/invoke.texi
11129	(vect-max-version-for-alignment-checks): Document.
11130	(vect-max-version-for-alias-checks): Document.
11131	(vect-max-version-checks): Remove.
11132
111332007-08-16  Uros Bizjak  <ubizjak@gmail.com>
11134
11135	* config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
11136	the same line as the instruction for all asm dialects.
11137	(*rep_movsi): Ditto.
11138	(*rep_movsi_rex64): Ditto.
11139	(*rep_movqi): Ditto.
11140	(*rep_movqi_rex64): Ditto.
11141	(*rep_stosdi_rex64): Ditto.
11142	(*rep_stossi): Ditto.
11143	(*rep_stossi_rex64): Ditto.
11144	(*rep_stosqi): Ditto.
11145	(*rep_stosqi_rex64): Ditto.
11146	(*cmpstrnqi_nz_1): Ditto.
11147	(*cmpstrnqi_nz_rex_1): Ditto.
11148	(*cmpstrnqi_1): Ditto.
11149	(*cmpstrnqi_rex_1): Ditto.
11150	(*strlenqi_1): Ditto.
11151	(*strlenqi_rex_1): Ditto.
11152	* config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
11153	prefix on the same line as the instruction for all asm dialects.
11154	(sync_double_compare_and_swap<mode>): Ditto.
11155	(*sync_double_compare_and_swapdi_pic): Ditto.
11156	(*sync_compare_and_swap_cc<mode>): Ditto.
11157	(sync_double_compare_and_swap_cc<mode>): Ditto.
11158	(*sync_double_compare_and_swap_ccdi_pic): Ditto.
11159	(sync_old_add<mode>): Ditto.
11160	(sync_add<mode>): Ditto.
11161	(sync_sub<mode>): Ditto.
11162	(sync_ior<mode>): Ditto.
11163	(sync_and<mode>): Ditto.
11164	(sync_xor<mode>): Ditto.
11165
111662007-08-16  Richard Sandiford  <richard@codesourcery.com>
11167
11168	PR middle-end/32897
11169	* reload.c (find_reloads): Check that the memory returned by
11170	find_reloads_toplev was not the result of forcing a constant
11171	to memory.
11172	(find_reloads_toplev): Always use simplify_gen_subreg to get
11173	the subreg of a constant.  If the result is also a constant,
11174	but not a legitimate one, force it into the constant pool
11175	and reload its address.
11176
111772007-08-15  David Edelsohn  <edelsohn@gnu.org>
11178
11179	* config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
11180	POPCOUNT.
11181
111822007-08-15  Daniel Jacobowitz  <dan@codesourcery.com>
11183
11184	* config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
11185	directive for the current vector ABI.
11186
111872007-08-15  Steve Ellcey  <sje@cup.hp.com>
11188
11189	PR target/32963
11190	* caller-save.c (reg_save_code): Set invalide status on restore code.
11191
111922007-08-15  Diego Novillo  <dnovillo@google.com>
11193
11194	* tree-ssa-alias.c (compute_memory_partitions): Use
11195	alias_bitmap_obstack to allocate bitmaps.
11196	(reset_alias_info): Factor out of init_alias_info.
11197	Mark all name tags not associated to an SSA name for renaming.
11198	(init_alias_info): Call it.
11199	(create_name_tags): Tidy.  Add comments.
11200	(dump_points_to_info_for): Do not call get_mem_sym_stats_for.
11201
112022007-08-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
11203
11204	* config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
11205	scheduler dependencies.
11206
112072007-08-15  Rask Ingemann Lambertsen  <rask@sygehus.dk>
11208
11209	* config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
11210	"register_operand".
11211	(*iorsi_1_zext): Likewise.
11212	(*iorsi_1_zext_imm): Likewise.
11213	* config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
11214	with "rm"/"xm" constraint.
11215	(sse2_vmsqrtv2df2): Likewise.
11216
112172007-08-15  Jakub Jelinek  <jakub@redhat.com>
11218
11219	PR middle-end/33074
11220	* emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
11221	REG_LIBCALL note.
11222
112232007-08-14  Daniel Berlin  <dberlin@dberlin.org>
11224
11225	* tree-pass.h (PROP_pta): Removed.
11226	(TODO_rebuild_alias): New.
11227	(pass_may_alias): Removed.
11228	* tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
11229	aliasing if we changed something.
11230	* tree-ssa-alias.c (compute_may_aliases): Make non-static.  Update
11231	SSA internally.
11232	(pass_may_alias): Removed.
11233	(create_structure_vars): Return TODO_rebuild_alias.
11234	* tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
11235	* tree-sra.c (tree_sra): Only rebuild aliasing if something
11236	changed.
11237	(tree_sra_early): We never affect aliasing right now.
11238	* tree-flow.h (compute_may_aliases): New prototype.
11239	* passes.c: Remove pass_may_alias from the passes.
11240	(execute_function_todo): Support TODO_rebuild_alias.
11241
112422007-08-14  Kai Tietz  <kai.tietz@onevision.com>
11243
11244	* config/i386/i386.c (legitimize_address): Move dllimported variable
11245	check infront of legitimizing pic address of CONST symbols.
11246
112472007-08-14  Steve Ellcey  <sje@cup.hp.com>
11248
11249	PR tree-optimization/32941
11250	* tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
11251	(goto_queue_cmp): Remove.
11252	(find_goto_replacement): Change search method.
11253	(maybe_record_in_goto_queue): Add assert.
11254	(lower_try_finally): Remove qsort call, add pointer_map_destroy call.
11255	* Makefile.in (tree-eh.o): Add pointer-set.h dependency.
11256
112572007-08-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
11258
11259	* alias.c (component_uses_parent_alias_set): Constify.
11260	* alias.h (component_uses_parent_alias_set): Likewise.
11261	* cfgrtl.c (print_rtl_with_bb): Likewise.
11262	* double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
11263	mpz_get_double_int): Likewise.
11264	* double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
11265	mpz_get_double_int): Likewise.
11266	* expr.c (is_aligning_offset, undefined_operand_subword_p,
11267	mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
11268	Likewise.
11269	* expr.h (safe_from_p): Likewise.
11270	* gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
11271	Likewise.
11272	* gimplify.c (should_carry_locus_p, zero_sized_field_decl,
11273	zero_sized_type, goa_lhs_expr_p): Likewise.
11274	* omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
11275	* rtl.h (print_rtl_with_bb): Likewise.
11276	* sched-vis.c (print_exp, print_value, print_pattern): Likewise.
11277	* tree-cfg.c (const_first_stmt, const_last_stmt): New.
11278	* tree-flow-inline.h (bb_stmt_list): Constify.
11279	(cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
11280	cbsi_stmt): New.
11281	* tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
11282	const_first_stmt, const_last_stmt): New.
11283	(block_may_fallthru, empty_block_p): Constify.
11284	* tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
11285	EXPR_ONLY_BODY): New.
11286	(expr_first, expr_last, expr_only): Use macro for body.
11287	(const_expr_first, const_expr_last, const_expr_only): New.
11288	* tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
11289	ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
11290	ctsi_prev, ctsi_stmt): New.
11291	* tree-scalar-evolution.c (get_loop_exit_condition): Constify.
11292	* tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
11293	* tree-ssa-loop-niter.c (loop_only_exit_p,
11294	derive_constant_upper_bound): Likewise.
11295	* tree-ssa-phiopt.c (empty_block_p): Likewise.
11296	* tree-ssa-threadupdate.c (redirection_block_p): Likewise.
11297	* tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
11298	* tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
11299	* tree-vrp.c (vrp_bitmap_equal_p): Likewise.
11300	* tree.c (get_type_static_bounds): Likewise.
11301	* tree.h (const_expr_first, const_expr_last, const_expr_only): New.
11302	(get_type_static_bounds): Constify.
11303
113042007-08-14  Rask Ingemann Lambertsen  <rask@sygehus.dk>
11305
11306	PR target/30315
11307	* config/i386/i386.h (CANONICALIZE_COMPARISON): New.
11308	* config/i386/i386.md (plusminus)(addsub)(SWI): New.
11309	(*<addsub><mode>3_cc_overflow): New.
11310	(*add<mode>3_cconly_overflow): New.
11311	(*sub<mode>3_cconly_overflow): New.
11312	(*<addsub>si3_zext_cc_overflow): New.
11313	* config/i386/predicates.md (fcmov_comparison_operator): Accept
11314	CCCmode for LTU, GTU, LEU and GEU.
11315	(ix86_comparison_operator): Likewise.
11316	(ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
11317	* config/i386/i386.c (put_condition_code): Support CCCmode.
11318	(ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
11319	or MINUS expressions.
11320
113212007-08-14  Andrew Pinski  <pinskia@gmail.com>
11322
11323	PR c/30428
11324	* c-typeck.c (build_binary_op): Disallow vector float types with
11325	BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
11326
113272007-08-14  Maxim Kuvyrkov  <maxim@codesourcery.com>
11328
11329	* sched-int.h (struct _dep): Rename field 'kind' to 'type'.
11330	(DEP_KIND): Rename to DEP_TYPE.  Update all uses.
11331	(dep_def): New typedef.
11332	(init_dep_1, sd_debug_dep): Declare functions.
11333	(DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
11334	(debug_dep_links): Remove.
11335	(struct _deps_list): New field 'n_links'.
11336	(DEPS_LIST_N_LINKS): New macro.
11337	(FOR_EACH_DEP_LINK): Remove.
11338	(create_deps_list, free_deps_list, delete_deps_list): Remove
11339	declaration.
11340	(deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11341	(find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11342	(copy_deps_list_change_con, move_dep_link): Ditto.
11343	(struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
11344	and 'spec_back_deps'.  New field 'resolved_forw_deps'.  Remove field
11345	'dep_count'.
11346	(INSN_BACK_DEPS): Remove.
11347	(INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
11348	New macros.
11349	(INSN_DEP_COUNT): Remove.
11350	(enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP.  Fix comments.
11351	(spec_info, haifa_recovery_block_was_added_during_scheduling_p):
11352	Declare global variables.
11353	(deps_pools_are_empty_p, sched_free_deps): Declare functions.
11354	(add_forw_dep, compute_forward_dependences): Remove declarations.
11355	(add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
11356	(add_back_forw_dep, delete_back_forw_dep): Ditto.
11357	(debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
11358	functions.
11359	(SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
11360	New constants.
11361	(SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
11362	(sd_list_types_def): New typedef.
11363	(sd_next_list): Declare function.
11364	(struct _sd_iterator): New type.
11365	(sd_iterator_def): New typedef.
11366	(sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
11367	functions.
11368	(FOR_EACH_DEP): New cycle wrapper.
11369	(sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
11370	Declare functions.
11371	(sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
11372	(sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
11373	Ditto.
11374
11375	* sched-deps.c (init_dep_1): Make global.
11376	(DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
11377	constants.
11378	(dump_dep): New static function.
11379	(dump_dep_flags): New static variable.
11380	(sd_debug_dep): New function.
11381	(add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
11382	the list.
11383	(move_dep_link): Use remove_from_deps_list (), instead of
11384	detach_dep_link ().
11385	(dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
11386	(dep_link_is_detached_p): New static function.
11387	(deps_obstack, dl_obstack, dn_obstack): Remove.  Use dn_pool, dl_pool
11388	instead.
11389	(dn_pool, dl_pool): New alloc_pools.
11390	(dn_pool_diff, dl_pool_diff): New static variables.
11391	(create_dep_node, delete_dep_node): New static function.
11392	(create_deps_list): Make it static.  Use alloc_pool 'dl_pool'.
11393	(deps_list_empty_p): Make it static.  Use 'n_links' field.
11394	(deps_pools_are_empty_p): New static function.
11395	(alloc_deps_list, delete_deps_list): Remove.
11396	(dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
11397	(find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11398	(copy_deps_list_change_con): Remove.  Use sd_copy_back_deps () instead.
11399	(forward_dependency_cache): Remove.
11400	(maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
11401	'back' from the names.  Change signature to use dep_t instead of
11402	equivalent quad.
11403	(add_back_dep): Ditto.  Make global.
11404	(check_dep_status): Rename to check_dep ().
11405	(sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
11406	New functions.
11407	(sd_finish_insn): Ditto.
11408	(sd_find_dep_between_no_cache): New static function.
11409	(sd_find_dep_between): New function.
11410	(ask_dependency_caches, set_dependency_caches): New static functions.
11411	(update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
11412	(add_or_update_dep_1): Separate pieces of functionality into
11413	ask_dependency_caches (), update_dependency_caches (),
11414	change_spec_dep_to_hard (), update_dep ().
11415	(get_back_and_forw_lists): New static function.
11416	(sd_add_dep): Separate setting of dependency caches into
11417	set_dependency_caches ().
11418	(sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
11419	New functions.
11420	(sd_delete_dep): Ditto.
11421	(DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
11422	(dump_lists): New static function.
11423	(sd_debug_lists): New debug function.
11424	(delete_all_dependences, fixup_sched_groups): Update to use
11425	sd_* infrastructure.
11426	(sched_analyze_2): Create data-speculative dependency only if
11427	data-speculation is enabled.
11428	(sched_analyze_insn): If insn cannot be speculative, make all its
11429	dependencies non-speculative.
11430	(sched_analyze): Use sd_init_insn ().
11431	(add_forw_dep, compute_forward_dependencies): Remove.
11432	(delete_dep_nodes_in_back_deps): New static function.
11433	(sched_free_deps): New function.
11434	(init_dependency_caches): Init alloc_pools.
11435	(extend_depedency_caches): Update after removing of
11436	forward_dependency_cache.
11437	(free_dependency_caches): Ditto.  Free alloc_pools.
11438	(adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
11439	(delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
11440	Ditto.
11441	(add_back_forw_dep, delete_back_forw_dep): Ditto.
11442	(add_dependence): Use init_dep ().
11443	(get_dep_weak_1): New static function.
11444	(get_dep_weak): Move logic to get_dep_weak_1 ().
11445	(dump_ds): New static function moved from haifa-sched.c:
11446	debug_spec_status ().
11447	(debug_ds): New debug function.
11448	(check_dep_status): Rename to check_dep ().  Update to check whole
11449	dependencies.
11450
11451	* haifa-sched.c (spec_info): Make global.
11452	(added_recovery_block_p): Rename to
11453	'haifa_recovery_block_was_added_during_current_schedule_block_p'.
11454	(haifa_recovery_block_was_added_during_scheduling_p): New variable.
11455	(dep_cost, priority, rank_for_schedule, schedule_insn): Update
11456	to use new interfaces.
11457	(ok_for_early_queue_removal): Ditto.
11458	(schedule_block): Initialize logical uids of insns emitted by the
11459	target.
11460	(sched_init): Initialize new variable.
11461	(fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11462	interfaces.
11463	(extend_global): Initialize insn data.
11464	(init_h_i_d): Remove code that is now handled in sd_init_insn ().
11465	(process_insn_forw_deps_be_in_spec): Change signature.  Update to use
11466	new interfaces.
11467	(add_to_speculative_block): Update to use new interfaces.
11468	(create_recovery_block): Set new variables.
11469	(create_check_block_twin, fix_recovery_deps): Update to use new
11470	interfaces.
11471	(sched_insn_is_legitimate_for_speculation_p): New function.
11472	(speculate_insn): Move checking logic to
11473	sched_insn_is_legitimate_for_speculation_p ().
11474	(sched_remove_insn): Finalize sched-deps information of instruction.
11475	(clear_priorities, add_jump_dependencies): Update to use new
11476	interfaces.
11477	(debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
11478
11479	* sched-rgn.c (set_spec_fed, find_conditional_protection): Update
11480	to use new interfaces.
11481	(is_conditionally_protected, is_pfree, is_prisky) Ditto.
11482	(new_ready): Try to use control speculation only if it is available.
11483	(add_branch_dependences): Update to use new interfaces.
11484	(compute_block_backward_dependences): Rename to
11485	compute_block_dependences ().  Call
11486	targetm.sched.dependencies_evaluation_hook ().
11487	(free_block_dependencies): New static function.
11488	(debug_dependencies): Update to use new interfaces.
11489	(schedule_region): Remove separate computation of forward dependencies.
11490	Move call of targetm.sched.dependencies_evaluation_hook () to
11491	compute_block_dependences ().  Free dependencies at the end of
11492	scheduling the region.
11493
11494	* sched-ebb.c (earliest_block_with_similiar_load): Update to use
11495	new interfaces.
11496	(add_deps_for_risky_insns): Ditto.
11497	(schedule_ebb): Remove separate computation of forward dependencies.
11498	Free dependencies at the end of	scheduling the ebb.
11499
11500	* ddg.c (create_ddg_dependence): Update to use new interfaces.
11501	(build_intra_loop_deps): Ditto.  Remove separate computation of
11502	forward dependencies.  Free sched-deps dependencies.
11503
11504	* config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
11505	to use new interfaces.
11506	(ia64_dfa_new_cycle, ia64_gen_check): Ditto.
11507
11508	* config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
11509	new interfaces.
11510	(is_costly_group): Ditto.
11511
115122007-08-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
11513
11514	* alias.c (rtx_equal_for_memref_p): Constify.
11515	* basic-block.h (const_edge, const_basic_block): New.
11516	(reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
11517	single_pred_p, single_succ_edge, single_pred_edge, single_succ,
11518	single_pred, maybe_hot_bb_p, probably_cold_bb_p,
11519	probably_never_executed_bb_p, edge_probability_reliable_p,
11520	br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
11521	inside_basic_block_p, control_flow_insn_p, dominated_by_p):
11522	Likewise.
11523	* bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
11524	* bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
11525	Likewise.
11526	* cfganal.c (flow_active_insn_p, forwarder_block_p,
11527	flow_nodes_print, dfs_enumerate_from): Likewise.
11528	* cfgbuild.c (count_basic_blocks, inside_basic_block_p,
11529	control_flow_insn_p, count_basic_blocks): Likewise.
11530	* cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
11531	get_loop_body_with_size, loop_exit_edge_p): Likewise.
11532	* cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
11533	average_num_loop_insns, loop_exit_edge_p,
11534	just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
11535	* cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
11536	average_num_loop_insns, seq_cost): Likewise.
11537	* cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
11538	* dominance.c (dominated_by_p): Likewise.
11539	* emit-rtl.c (validate_subreg): Likewise.
11540	* except.c (can_throw_internal, can_throw_external): Likewise.
11541	* except.h (can_throw_internal, can_throw_external): Likewise.
11542	* gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
11543	oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
11544	compute_transp, load_killed_in_block_p, reg_killed_on_edge,
11545	simple_mem, store_ops_ok, load_kills_store, find_loads,
11546	store_killed_in_insn, store_killed_after, store_killed_before,
11547	gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
11548	Likewise.
11549	* ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
11550	noce_mem_write_may_trap_or_fault_p): Likewise.
11551	* pointer-set.c (pointer_set_contains, pointer_map_contains):
11552	Likewise.
11553	* pointer-set.h (pointer_set_contains, pointer_map_contains):
11554	Likewise.
11555	* predict.c (can_predict_insn_p, maybe_hot_bb_p,
11556	probably_cold_bb_p, probably_never_executed_bb_p,
11557	edge_probability_reliable_p, br_prob_note_reliable_p,
11558	can_predict_insn_p): Likewise.
11559	* regclass.c (reg_set_to_hard_reg_set): Likewise.
11560	* resource.c (return_insn_p): Likewise.
11561	* rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
11562	Likewise.
11563	* rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
11564	* tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
11565	* tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
11566	verify_gimple_modify_stmt): Likewise.
11567	* tree-chrec.c (is_not_constant_evolution,
11568	is_multivariate_chrec_rec, is_multivariate_chrec,
11569	chrec_contains_symbols, chrec_contains_undetermined,
11570	tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
11571	evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
11572	eq_evolutions_p, scev_direction): Likewise.
11573	* tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
11574	eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
11575	chrec_contains_symbols_defined_in_loop,
11576	chrec_contains_undetermined, tree_contains_chrecs,
11577	evolution_function_is_affine_multivariate_p,
11578	evolution_function_is_univariate_p, chrec_zerop,
11579	evolution_function_is_constant_p, evolution_function_is_affine_p,
11580	evolution_function_is_affine_or_constant_p,
11581	tree_does_not_contain_chrecs, chrec_type): Likewise.
11582	* tree-data-ref.c (tree_fold_divides_p,
11583	object_address_invariant_in_loop_p, dr_may_alias_p,
11584	ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
11585	same_access_functions, constant_access_functions,
11586	access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
11587	Likewise.
11588	* tree-flow.h (scev_direction): Likewise.
11589	* tree-gimple.c (is_gimple_stmt): Likewise.
11590	* tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
11591	Likewise.
11592	* tree-pretty-print.c (op_prio): Likewise.
11593	* tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
11594	analyzable_condition, backedge_phi_arg_p): Likewise.
11595	* tree-scalar-evolution.h (get_chrec_loop): Likewise.
11596	* tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
11597	* tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
11598	Likewise.
11599
116002007-08-13  Dan Hipschman  <dsh@google.com>
11601
11602	PR c/32953
11603	* c-format.c (check_format_arg): Move check for zero-length
11604	format strings below the check for unterminated strings.
11605
116062007-08-13  Andrew Pinski  <pinskia@gmail.com>
11607
11608	PR C/30427
11609	* c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
11610	types.
11611
116122007-08-13  Nick Clifton  <nickc@redhat.com>
11613
11614	* config/arm/arm_neon.h: Revert GPLv3 patch to this file.
11615
116162007-08-12  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
11617
11618	PR fortran/32860
11619	* c-format.c (gcc_gfc_length_specs): New array.
11620	(gcc_gfc_char_table): Add unsigned specifier, and references to
11621	the l length modifier.
11622	(format_types_orig): Use the new gcc_gfc_length_specs.
11623
116242007-08-12  Sa Liu  <saliu@de.ibm.com>
11625
11626	* emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
11627	and with REG_RETVAL note after split.
11628
116292007-08-11  David Daney  <ddaney@avtrex.com>
11630
11631	* config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
11632	as ATTRIBUTE_UNUSED.
11633
116342007-08-11  David Edelsohn  <edelsohn@gnu.org>
11635	    Segher Boessenkool  <segher@kernel.crashing.org>
11636
11637	* config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
11638	HAVE_LOCAL_CPU_DETECT not defined.
11639
116402007-08-11  Jan Hubicka  <jh@suse.cz>
11641
11642	* cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
11643	(cgraph_process_new_functions): Honor previous value of
11644	disregard_inline_limits.
11645	* ipa-inline.c (compute_inline_parameters): Likewise.
11646
116472007-08-11  Ian Lance Taylor  <iant@google.com>
11648
11649	* alias.h (alias_set_type): Define new type.
11650	(ALIAS_SET_MEMORY_BARRIER): Use it.
11651	* rtl.h: Include alias.h.
11652	(struct mem_attrs): Use alias_set_type.
11653	* tree.h: Include alias.h
11654	(struct tree_type): Use alias_set_type.
11655	(struct tree_struct_field_tag): Likewise.
11656	(struct tree_decl_common): Likewise.
11657	* alias.c (struct alias_set_entry): Use alias_set_type.
11658	(get_alias_set_entry, alias_set_subset_of): Likewise.
11659	(alias_sets_conflict_p): Likewise.
11660	(alias_sets_must_conflict_p): Likewise.
11661	(objects_must_conflict_p): Likewise.
11662	(get_alias_set, new_alias_set): Likewise.
11663	(record_alias_subset, record_component_aliases): Likewise.
11664	(varargs_set, frame_set): Change to alias_set_type.
11665	(get_varargs_alias_set): Use alias_set_type.
11666	(get_frame_alias_set): Likewise.
11667	* builtins.c (setjmp_alias_set): Change to alias_set_type.
11668	* dse.c (struct store_info): Use alias_set_type.
11669	(struct read_info, struct clear_alias_mode_holder): Likewise.
11670	(clear_alias_set_lookup, canon_address): Likewise.
11671	(record_store, check_mem_read_rtx): Likewise.
11672	(dse_record_singleton_alias_set): Likewise.
11673	(dse_invalidate_singleton_alias_set): Likewise.
11674	* emit-rtl.c (get_mem_attrs): Likewise.
11675	(set_mem_attributes_minus_bitpos): Likewise.
11676	(set_mem_alias_set): Likewise.
11677	* expr.c (store_constructor_field, store_field): Likewise.
11678	* gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
11679	* langhooks.c (lhd_get_alias_set): Likewise.
11680	* langhooks-def.h (lhd_get_alias_set): Likewise.
11681	* reload1.c (alter_reg): Likewise.
11682	* tree-flow.h (struct fieldoff): Likewise.
11683	* tree-ssa-alias.c (struct alias_map_d): Likewise.
11684	(may_alias_p, get_smt_for, create_sft): Likewise.
11685	* tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
11686	* tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
11687	(merge_smts_into): Likewise.
11688	* varasm.c (const_alias_set): Likewise.
11689	* c-common.c (strict_aliasing_warning): Likewise.
11690	(c_common_get_alias_set): Likewise.
11691	* dse.h (dse_record_singleton_alias_set): Update declaration.
11692	(dse_invalidate_singleton_alias_set): Likewise.
11693	* emit-rtl.h (set_mem_alias_set): Likewise.
11694	* c-common.h (c_common_get_alias_set): Likewise.
11695	* print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
11696	* print-tree.c (print_node): Likewise.
11697	* config/alpha/alpha.c (alpha_sr_alias_set): Change to
11698	alias_set_type.
11699	(alpha_setup_incoming_varargs): Use alias_set_type.
11700	* config/i386/i386.c (setup_incoming_varargs_64): Use
11701	alias_set_type.
11702	(setup_incoming_varargs_ms_64): Likewise.
11703	(ix86_GOT_alias_set): Likewise.
11704	* config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11705	* config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
11706	(set): Change to alias_set_type.
11707	(get_TOC_alias_set): Use alias_set_type.
11708	* config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
11709	declaration.
11710	* config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
11711	* config/sparc/sparc.c (sparc_sr_alias_set): Change to
11712	alias_set_type.
11713	(struct_value_alias_set): Likewise.
11714	* Makefile.in (GTFILES): Add $(srcdir)/alias.h.
11715
117162007-08-11  Richard Sandiford  <richard@codesourcery.com>
11717
11718	* config/vxworks-dummy.h (TARGET_VXWORKS): Define.
11719	* config/vxworks.h (TARGET_VXWORKS): Override.
11720	* config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
11721	"mips" if TARGET_VXWORKS.
11722
117232007-08-11  Richard Sandiford  <richard@codesourcery.com>
11724
11725	* calls.c (avoid_likely_spilled_reg): New function.
11726	(expand_call): Use it.
11727
117282007-08-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
11729
11730	* c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
11731
117322007-08-10  Adam Nemet  <anemet@caviumnetworks.com>
11733
11734	* config/mips/predicates.md (const_call_insn_operand): Invoke
11735	SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
11736
117372007-08-10  David Edelsohn  <edelsohn@gnu.org>
11738
11739	PR target/33042
11740	* config/rs6000/driver-rs6000.c: Include link.h.
11741	Use ElfW instead of wordsize-specif typedef.
11742
117432007-08-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
11744
11745	* system.h (CONST_CAST): New.
11746	* c-decl.c (c_make_fname_decl): Use it.
11747	* c-lex.c (cb_ident, lex_string): Likewise.
11748	* c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11749	* gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
11750	give_switch, set_multilib_dir): Likewise.
11751	* gengtype-parse.c (string_seq, typedef_name): Likewise.
11752	* passes.c (execute_one_pass): Likewise.
11753	* prefix.c (update_path): Likewise.
11754	* pretty-print.c (pp_base_destroy_prefix): Likewise.
11755	* tree.c (build_string): Likewise.
11756
117572007-08-10  Aldy Hernandez  <aldyh@redhat.com>
11758
11759	* tree-flow-inline.h (is_exec_stmt): Remove.
11760	(is_label_stmt): Remove.
11761	* tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
11762	is_label_stmt.
11763
117642007-08-10  Andreas Krebbel  <krebbel1@de.ibm.com>
11765
11766	* lower-subreg.c (resolve_shift_zext): Don't adjust
11767	src_reg_num for wordmode operands.
11768
117692007-08-10  Sandra Loosemore  <sandra@codesourcery.com>
11770	    David Ung  <davidu@mips.com>
11771
11772	* config/mips/mips.c (TARGET_SCHED_INIT): Define.
11773	(TARGET_SCHED_REORDER2): Define.
11774	(mips_maybe_swap_ready): New.
11775	(mips_last_74k_agen_insn): New.
11776	(mips_74k_agen_init): New.
11777	(mips_74k_agen_reorder): New function to group loads and stores
11778	in the ready queue.
11779	(mips_sched_init): New.
11780	(mips_sched_reorder): Don't do initialization here.  Call
11781	mips_74k_agen_reorder.
11782	(mips_variable_issue): Call mips_74k_agen_init.
11783
117842007-08-10  Aldy Hernandez  <aldyh@redhat.com>
11785
11786	* tree-flow-inline.h (get_filename): Remove.
11787
117882007-08-10  Richard Sandiford  <richard@codesourcery.com>
11789
11790	* config/mips/mips-protos.h (mips_address_insns): Add a boolean
11791	argument.
11792	(mips_fetch_insns): Delete in favor of...
11793	(mips_load_store_insns): ...this new function.
11794	* config/mips/mips.c (mips_address_insns): Add a boolean argument
11795	to say whether multiword moves _might_ be split.
11796	(mips_fetch_insns): Delete in favor of...
11797	(mips_load_store_insns): ...this new function.
11798	(mips_rtx_costs): Update the call to mips_address_insns.
11799	(mips_address_cost): Likewise.
11800	* config/mips/mips.md (length): Use mips_load_store_insns instead
11801	of mips_fetch_insns.
11802	* config/mips/constraints.md (R): Use mips_address_insns rather
11803	than mips_fetch_insns.  Assume that the move never needs to be split.
11804
118052007-08-09  Sandra Loosemore  <sandra@codesourcery.com>
11806
11807	* config/mips/mips.opt (mhard-float, msoft-float): Make these
11808	control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
11809	than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
11810	* config/mips/mips.h (mips16_hard_float): Delete.
11811	(TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
11812	definitions, and replace with....
11813	(TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
11814	* config/mips/mips.c (mips16_hard_float): Delete.  Replace
11815	all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
11816	(MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
11817	(override_options): Replace MASK_SOFT_FLOAT references with
11818	MASK_SOFT_FLOAT_ABI.  Delete twiddling with MASK_SOFT_FLOAT
11819	and mips16_hard_float when TARGET_MIPS16.
11820
118212007-08-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>
11822
11823	PR c/32796
11824	* c-typeck.c (build_binary_op): Check for non pointer types before
11825	calling int_fits_type_p.
11826
118272007-08-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>
11828
11829	PR middle-end/32813
11830	* fold-const.c (omit_one_operand): Return only the ommitted expression
11831	if the result is an empty statement.
11832	(pedantic_omit_one_operand): Likewise.
11833
118342007-08-09  Daniel Berlin  <dberlin@dberlin.org>
11835
11836	* c-typeck.c (readonly_error): Improve error for assignment.
11837
11838	* c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
11839	expression.
11840	(pp_c_expression): Ditto.
11841
118422007-08-09  Simon Baldwin  <simonb@google.com>
11843
11844	* simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
11845	break that was preventing simplify_associative_operation() for xor.
11846
118472007-08-09  Sandra Loosemore  <sandra@codesourcery.com>
11848	    Nigel Stephens  <nigel@mips.com>
11849
11850	* doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
11851	Document change in interpretation of value from boolean to
11852	tri-state integer.
11853	* optabs.c (expand_ffs, expand_ctz): New functions to compute
11854	ffs and ctz using clz.
11855	(expand_unop): Call them.
11856	* config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
11857	result value.
11858	(CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
11859	* config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
11860	enable the new ffs expansion on this target.
11861
118622007-08-09  Jan Hubicka  <jh@suse.cz>
11863
11864	* optabs.c (expand_widen_pattern_expr): Use optabs accestors.
11865	(expand_ternary_op): Likewise.
11866	(expand_vec_shift_expr): Likewise.
11867	(expand_binop_directly): Likewise.
11868	(expand_binop): Likewise.
11869	(sign_expand_binop): Likewise.
11870	(expand_twoval_unop): Likewise.
11871	(expand_twoval_binop): Likewise.
11872	(expand_twoval_binop_libfunc): Likewise.
11873	(widen_clz): Likewise.
11874	(widen_bswap): Likewise.
11875	(expand_parity): Likewise.
11876	(expand_unop): Likewise.
11877	(expand_abs_nojump): Likewise.
11878	(expand_copysign): Likewise.
11879	(emit_no_conflict_block): Likewise.
11880	(emit_libcall_block): Likewise.
11881	(can_compare_p): Likewise.
11882	(prepare_cmp_insn): Likewise.
11883	(emit_cmp_and_jump_insn_1): Likewise.
11884	(prepare_float_lib_cmp): Likewise.
11885	(emit_conditional_add): Likewise.
11886	(gen_add2_insn): Likewise.
11887	(have_add2_insn): Likewise.
11888	(gen_sub2_insn): Likewise.
11889	(have_sub2_insn): Likewise.
11890	(can_extend_p): Likewise.
11891	(can_fix_p): Likewise.
11892	(can_float_p): Likewise.
11893	(expand_float): Likewise.
11894	(expand_fix): Likewise.
11895	(expand_sfix_optab): Likewise.
11896	(new_optab): Likewise.
11897	(new_convert_optab): Likewise.
11898	(init_libfuncs): Likewise.
11899	(init_interclass_conv_libfuncs): Likewise.
11900	(init_intraclass_conv_libfuncs): Likewise.
11901	(set_conv_libfunc): Likewise.
11902	(init_optabs): Likewise.
11903	(debug_optab_libfuncs): Likewise.
11904	(gen_cond_trap): Likewise.
11905	* optabs.h (optab_handler, convert_optab_hanlder): New.
11906	* genopinit.c: Update optabs generation table.
11907	* reload.c (find_reloads_address_1): Use optabs accestors.
11908	* builtins.c (expand_builtin_mathfn): Likewise.
11909	(expand_builtin_mathfn_2): Likewise.
11910	(expand_builtin_mathfn_3): Likewise.
11911	(expand_builtin_interclass_mathfn): Likewise.
11912	(expand_builtin_sincos): Likewise.
11913	(expand_builtin_cexpi): Likewise.
11914	(expand_builtin_powi): Likewise.
11915	(expand_builtin_strlen): Likewise.
11916	* dojump.c (do_jump): Likewise.
11917	* expr.c (convert_move): Likewise.
11918	(move_by_pieces): Likewise.
11919	(move_by_pieces_ninsns): Likewise.
11920	(can_store_by_pieces): Likewise.
11921	(store_by_pieces_1): Likewise.
11922	(emit_move_via_integer): Likewise.
11923	(emit_move_complex): Likewise.
11924	(emit_move_ccmode): Likewise.
11925	(emit_move_insn_1): Likewise.
11926	(emit_single_push_insn): Likewise.
11927	(store_constructor): Likewise.
11928	(expand_expr_real_1): Likewise.
11929	(do_store_flag): Likewise.
11930	* ada/misc.c (gnat_compute_largest_alignment): Likewise.
11931	(enumerate_modes): Likewise.
11932	* tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11933	(supportable_widening_operation): Likewise.
11934	(supportable_narrowing_operation): Likewise.
11935	* expmed.c (store_bit_field_1): Likewise.
11936	(extract_bit_field_1): Likewise.
11937	(expand_mult_highpart_optab): Likewise.
11938	(expand_smod_pow2): Likewise.
11939	(expand_divmod): Likewise.
11940	(emit_store_flag): Likewise.
11941	* tree-vect-patterns.c
11942	(vect_pattern_recog_1): Likewise.
11943	* tree-ssa-loop-prefetch.c
11944	(nontemporal_store_p): Likewise.
11945	* tree-vect-transform.c (vect_model_reduction_cost): Likewise.
11946	(vect_create_epilog_for_reduction): Likewise.
11947	(vectorizable_reduction): Likewise.
11948	(vectorizable_operation): Likewise.
11949	(vect_strided_store_supported): Likewise.
11950	(vectorizable_store): Likewise.
11951	(vect_strided_load_supported): Likewise.
11952	(vectorizable_load): Likewise.
11953	* combine.c (simplify_comparison): Likewise.
11954	* tree-vect-generic.c
11955	(type_for_widest_vector_mode): Likewise.
11956	(expand_vector_operations_1): Likewise.
11957	* config/spu/spu.c (spu_expand_mov): Likewise.
11958	(spu_emit_vector_compare): Likewise.
11959	* config/rs6000/rs6000.c
11960	(rs6000_emit_vector_compare): Likewise.
11961	* stmt.c (add_case_node): Likewise.
11962	* reload1.c (gen_reload):
11963
119642007-08-09  Michael Matz  <matz@suse.de>
11965
11966	* tree.h (fixed_zerop): Declare as taking a const_tree.
11967	* tree.c (fixed_zerop): Take a const_tree.
11968
119692007-08-09  Ira Rosen  <irar@il.ibm.com>
11970
11971	* tree-vect-transform.c (vectorizable_store): Remove call to
11972	copy_virtual_operands() and call mark_symbols_for_renaming() for
11973	the created vector store.
11974	(vect_setup_realignment): Don't call copy_virtual_operands() and
11975	update_vuses_to_preheader().
11976	(vectorizable_load): Don't call copy_virtual_operands().
11977	(update_vuses_to_preheader): Remove.
11978
119792007-08-08  Chao-ying Fu  <fu@mips.com>
11980
11981	* tree.def (FIXED_POINT_TYPE): New type.
11982	(FIXED_CST): New constant.
11983	(FIXED_CONVERT_EXPR): New expr.
11984	* doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
11985	(Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
11986	* tree.h (struct tree_base): Add saturating_flag.
11987	Remove one bit of spare for saturating_flag.
11988	(NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
11989	(NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
11990	FIXED_POINT_TYPE_P): Define.
11991	(TYPE_SATURATING): Define.
11992	(TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
11993	(struct tree_fixed_cst): New.
11994	(TYPE_IBIT, TYPE_FBIT): Define.
11995	(tree_node): Add fixed_cst.
11996	(enum tree_index): Add new enumeration values of
11997	TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
11998	TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
11999	TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
12000	TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
12001	TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
12002	TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
12003	TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
12004	TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
12005	TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
12006	TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
12007	TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
12008	TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
12009	TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
12010	TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
12011	TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
12012	TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
12013	TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
12014	TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
12015	(sat_short_fract_type_node, sat_fract_type_node,
12016	sat_long_fract_type_node, sat_long_long_fract_type_node,
12017	sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
12018	sat_unsigned_long_fract_type_node,
12019	sat_unsigned_long_long_fract_type_node, short_fract_type_node,
12020	fract_type_node, long_fract_type_node, long_long_fract_type_node,
12021	unsigned_short_fract_type_node, unsigned_fract_type_node,
12022	unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
12023	sat_short_accum_type_node, sat_accum_type_node,
12024	sat_long_accum_type_node, sat_long_long_accum_type_node,
12025	sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
12026	sat_unsigned_long_accum_type_node,
12027	sat_unsigned_long_long_accum_type_node, short_accum_type_node,
12028	accum_type_node, long_accum_type_node, long_long_accum_type_node,
12029	unsigned_short_accum_type_node, unsigned_accum_type_node,
12030	unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
12031	qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
12032	uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
12033	utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
12034	sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
12035	sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
12036	sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
12037	ta_type_node, uha_type_node, usa_type_node, uda_type_node,
12038	uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
12039	sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
12040	sat_uda_type_node, sat_uta_type_node): New macro.
12041	(make_fract_type, make_accum_type): Declare.
12042	(make_signed_fract_type, make_unsigned_fract_type,
12043	make_sat_signed_fract_type, make_sat_unsigned_fract_type,
12044	make_signed_accum_type, make_unsigned_accum_type,
12045	make_sat_signed_accum_type, make_sat_unsigned_accum_type,
12046	make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
12047	make_or_reuse_sat_signed_fract_type,
12048	make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
12049	make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
12050	make_or_reuse_sat_unsigned_accum_type): New macro.
12051	(fixed_zerop): Declare.
12052	* defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
12053	LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
12054	SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
12055	LONG_LONG_ACCUM_TYPE_SIZE): Define.
12056	* treestruct.def: Add TS_FIXED_CST.
12057	* Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
12058	(tree.o): Likewise.
12059	(tree-dump.o): Likewise.
12060	(print-tree.o): Likewise.
12061	(tree-pretty-print.o): Likewise.
12062	(fold-const.o): Likewise.
12063	* tree-complex.c (some_nonzerop): Handle FIXED_CST.
12064	* tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
12065	(is_gimple_min_invariant): Handle FIXED_CST.
12066	* stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
12067	MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
12068	MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12069	(layout_type): Handle FIXED_POINT_TYPE.
12070	(make_fract_type, make_accum_type): New functions.
12071	* tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
12072	* tree-dump.c (fixed-value.h): New include.
12073	(dump_fixed): New function.
12074	(dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
12075	* tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
12076	(estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
12077	* tree-pretty-print.c (fixed-value.h): New include.
12078	(dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
12079	FIXED_CONVERT_EXPR.
12080	* tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
12081	* tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
12082	* tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
12083	* tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
12084	for non-saturating fixed-point types.
12085	(reassociate_bb): Likewise.
12086	* emit-rtl.c (fixed-value.h): New include.
12087	(fconst0, fconst1): New array.
12088	(init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
12089	* tree-vect-generic.c expand_vector_operation): Support
12090	MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
12091	MODE_VECTOR_UACCUM.
12092	(type_for_widest_vector_mode): Add one parameter for the
12093	saturating flag.
12094	Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
12095	vector mode.
12096	Pass the satp parameter to type_for_mode for fixed-point types.
12097	(expand_vector_operations_1): Pass the saturating flag to
12098	type_for_widest_vector_mode.
12099	Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12100	and MODE_VECTOR_UACCUM.
12101	* tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
12102	(vectorizable_condition): Likewise.
12103	* tree.c (fixed-value.h): New include.
12104	(tree_code_size): Support FIXED_CST.
12105	(build_fixed): New function.
12106	(build_one_cst): Support FIXED_POINT_TYPE for accum types.
12107	(fixed_zerop): New function.
12108	(tree_node_structure): Support FIXED_CST.
12109	(type_contains_placeholder_1): Support FIXED_POINT_TYPE.
12110	(build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
12111	(type_hash_eq): Handle FIXED_POINT_TYPE.
12112	(simple_cst_equal): Support FIXED_CST.
12113	(iterative_hash_expr): Handle FIXED_CST.
12114	(get_unwidened): Make sure type is not FIXED_POINT_TYPE.
12115	(get_narrower): Likewise.
12116	(variably_modified_type_p): Handle FIXED_POINT_TYPE.
12117	(make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
12118	(build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
12119	MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
12120	nodes.
12121	(build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
12122	MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12123	(initializer_zerop): Support FIXED_CST.
12124	(walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
12125	* dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
12126	DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
12127	(is_base_type): Handle FIXED_POINT_TYPE.
12128	(add_type_attribute): Handle FIXED_POINT_TYPE.
12129	(gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
12130	* print-tree.c (fixed-value.h): New include.
12131	(print_node_brief): Support FIXED_CST.
12132	(print_node): Support FIXED_POINT_TYPE and FIXED_CST.
12133	* c-pretty-print.c (fixed-value.h): New include.
12134	(pp_c_type_specifier): Handle FIXED_POINT_TYPE.  Need to pass
12135	TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
12136	(pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
12137	Support fixed-point types for inner items in VECTOR_TYPE.
12138	(pp_c_direct_declarator): Likewise.
12139	(pp_c_declarator): Likewise.
12140	(pp_c_fixed_constant): New function.
12141	(pp_c_constant): Handle FIXED_CST.
12142	(pp_c_primary_expression): Likewise.
12143	(pp_c_expression): Likewise.
12144	* fold-const.c (fixed-value.h): New include.
12145	(negate_expr_p): Return true for FIXED_CST.
12146	(fold_negate_expr): Support FIXED_CST.
12147	(split_tree): Support FIXED_CST.
12148	(const_binop): Support FIXED_CST.
12149	(fold_convert_const_int_from_fixed): New function to convert from
12150	fixed to int.
12151	(fold_convert_const_real_from_fixed): New function to convert from
12152	fixed to real.
12153	(fold_convert_const_fixed_from_fixed): New function to convert from
12154	fixed to another fixed.
12155	(fold_convert_const_fixed_from_int): New function to convert from
12156	int to fixed.
12157	(fold_convert_const_fixed_from_real): New function to convert from
12158	real to fixed.
12159	(fold_convert_const): Support conversions from fixed to int, from
12160	fixed to real, from fixed to fixed, from int to fixed, and from real
12161	to fixed.
12162	(fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
12163	(operand_equal_p): Support FIXED_CST.
12164	(make_range): For fixed-point modes, we need to pass the
12165	saturating flag as the 2nd parameter.
12166	(tree_swap_operands_p): Handle FIXED_CST.
12167	(fold_plusminus_mult_expr): For fract modes, we cannot generate
12168	constant 1.
12169	(fold_unary): Support FIXED_CONVERT_EXPR.
12170	(fold_binary): Handle FIXED_CST.
12171	Make sure the type is not saturating, before associating operations.
12172	Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
12173	(tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
12174	(fold_negate_const): Support FIXED_CST.
12175	(fold_relational_const): Support FIXED_CST.
12176	* gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
12177	(gimplify_expr): Handle FIXED_CST.
12178	(gimplify_type_sizes): Handle FIXED_POINT_TYPE.
12179	* ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
12180	* ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
12181	* doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
12182	FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
12183	SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
12184	LONG_LONG_ACCUM_TYPE_SIZE.
12185	* dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
12186	* c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
12187	* tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
12188	* expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
12189	MODE_ACCUM, and MODE_UACCUM.
12190	* tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
12191	fixed-point types to disable reduction.
12192	* explow.c (promote_mode): Support FIXED_POINT_TYPE.
12193
121942007-08-08  David Edelsohn  <edelsohn@gnu.org>
12195
12196	* config/rs6000/x-rs6000: New file.
12197	* config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
12198	* config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
12199	(EXTRA_SPEC_FUNCTIONS): Define.
12200	(HAVE_LOCAL_CPU_DETECT): Define.
12201	(CC1_CPU_SPEC): Define.
12202	* config/rs6000/driver-rs6000.c: New file.
12203	* config/rs6000/aix.h (CC1_SPEC): Define.
12204	* config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
12205	* config.host: Add x-rs6000 to host_xmake_file if host and target
12206	are rs6000 or powerpc.
12207
122082007-08-08  Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
12209
12210	* config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
12211
122122007-08-08  Richard Sandiford  <richard@codesourcery.com>
12213	    Sandra Loosemore  <sandra@codesourcery.com>
12214	    Chao-ying Fu  <fu@mips.com>
12215	    Nigel Stephens  <nigel@mips.com>
12216	    David Ung  <davidu@mips.com>
12217
12218	* doc/invoke.texi (-mcode-readable): Document.
12219	* config/mips/mips.opt (mcode-readable): New option.
12220	* config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
12221	* config/mips/mips.h (mips_code_readable_setting): New enum.
12222	(mips_code_readable): Declare.
12223	(TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
12224	(TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
12225	(JUMP_TABLES_IN_TEXT_SECTION): Use it.
12226	(CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise.  Remove
12227	boiler-plate comments.
12228	(ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
12229	* config/mips/mips.c (mips_code_readable): New variable.
12230	(mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
12231	MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES.  Use both the
12232	context and -mcode-readable setting to restrict the use of
12233	SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
12234	Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
12235	(mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
12236	(mips_blocks_for_constant_p): Only return false for
12237	TARGET_MIPS16_PCREL_LOADS.
12238	(mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
12239	for MIPS16.  Handle SYMBOL_32_HIGH.
12240	(mips_const_insns): Allow HIGHs for MIPS16 too.
12241	(mips_unspec_address_offset): New function, split out from...
12242	(mips_unspec_address): ...here.
12243	(mips_output_move): Handle MIPS16 HIGH moves.  Use "li" to load
12244	16-bit symbolic constants.  Assert approropiate conditions for
12245	using the "la" and "dla" macros.
12246	(mips_handle_option): Handle -mcode-readable=.
12247	(override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
12248	Set up mips_lo_relocs[SYMBOL_32_HIGH].
12249	(mips_strip_unspec_address): New function, split out from...
12250	(print_operand_reloc): ...here.
12251	(print_operand): Pass constants through mips_strip_unspec_address.
12252	(print_operand_address): Likewise.
12253	(mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
12254	(mips_select_rtx_section): Remove MIPS16 handling.
12255	(mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
12256	(mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
12257	(mips16_lay_out_constants): Do nothing unless
12258	TARGET_MIPS16_PCREL_LOADS.
12259	(mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
12260	* config/mips/mips.md: Split HIGHs for MIPS16.
12261	(tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
12262
122632007-08-08  Richard Sandiford  <richard@codesourcery.com>
12264
12265	* config/mips/mips-protos.h (mips_emit_move): Declare.
12266	* config/mips/mips.c (mips_emit_move): New function.
12267	(mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
12268	(mips_legitimize_const_move): Likewise.
12269	(mips_legitimize_move): Likewise.
12270	(mips_split_64bit_move): Likewise.
12271	(mips_restore_gp): Likewise.
12272	(mips_load_call_address): Likewise.
12273	(mips_emit_fcc_reload): Likewise.
12274	(mips_set_return_address): Likewise.
12275	(mips_block_move_straight): Likewise.
12276	(mips_block_move_loop): Likewise.
12277	(mips_setup_incoming_varargs): Likewise.
12278	(mips_save_reg): Likewise.
12279	(mips_expand_prologue): Likewise.
12280	(mips_restore_reg): Likewise.
12281	(mips_expand_epilogue): Likewise.
12282	(mips_output_mi_thunk): Likewise.
12283	(build_mips16_call_stub): Likewise.
12284	(mips_builtin_branch_and_move): Likewise.
12285	* config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
12286	* config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12287	(fixuns_truncdfdi2): Likewise.
12288	(fixuns_truncsfsi2): Likewise.
12289	(fixuns_truncsfdi2): Likewise.
12290	(loadgp_absolute): Likewise.
12291	(builtin_setjmp_setup): Likewise.
12292	(builtin_longjmp): Likewise.
12293	(untyped_call): Likewise.
12294
122952007-08-08  Richard Sandiford  <richard@codesourcery.com>
12296
12297	* config/mips/mips-protos.h (mips_split_symbol): Add a mode and
12298	an "rtx *" argument.  Return a bool.
12299	* config/mips/mips.c (mips_split_symbol): Accept arbitrary source
12300	values and return true if they can be split.  Take the same kind of
12301	mode argument as mips_symbol_insns.  Add a "lo_sum_out" parameter
12302	and store the lo_sum there if nonnull.  Use the symbol type to
12303	determine whether a $gp or HIGH is needed.
12304	(mips_legitimize_address): Update call to mips_split_symbol and
12305	simplify accordingly.
12306	(mips_legitimize_const_move): Likewise.
12307	* config/mips/mips.md: In the combine define_split,
12308	check mips_split_symbol instead of splittable_symbolic_operand.
12309	Update use of mips_split_symbol in the generator code.
12310	* config/mips/predicates.md (splittable_symbolic_operand): Delete.
12311
123122007-08-08  Richard Sandiford  <richard@codesourcery.com>
12313
12314	* config/mips/mips.c (mips_symbolic_address_p): Delete.
12315	(mips_symbol_insns_1): New function, split out from...
12316	(mips_symbol_insns): ...here.  Take a mode argument.  Treat loads
12317	and stores separately from load addresses.
12318	(mips_classify_address): Replace uses of mips_symbolic_address_p
12319	with uses of mips_symbol_insns.
12320	(mips_address_insns): Update calls to mips_symbol_insns.
12321	(mips_const_insns): Likewise.
12322	(mips_legitimize_address): Likewise.
12323
123242007-08-08  Richard Sandiford  <richard@codesourcery.com>
12325
12326	* config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
12327	* config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
12328	block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
12329	Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
12330	non-call contexts if TARGET_MIPS16.
12331	(mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
12332	(mips_symbolic_address_p): Likewise.  Remove special TARGET_MIPS16
12333	code for SYMBOL_ABSOLUTE.
12334	(mips_symbol_insns): Likewise.
12335
123362007-08-08  Richard Sandiford  <richard@codesourcery.com>
12337
12338	* config/mips/mips-protos.h (mips_symbol_context): New enumeration.
12339	* config/mips/mips.c (mips_classify_symbol): Take a context argument.
12340	(mips_symbolic_constant_p): Likewise.  Update the call to
12341	mips_classify_symbol.
12342	(mips_classify_address): Update the calls to mips_symbolic_constant_p.
12343	(mips_const_insns): Likewise.  Update the call to mips_classify_symbol.
12344	(mips_legitimize_address): Update the call to mips_symbolic_constant_p.
12345	(print_operand_reloc): Add a context argument.  Update the call to
12346	mips_symbolic_constant_p.
12347	(print_operand): Update the calls to print_operand_reloc.
12348	(print_operand_address): Use print_operand_reloc rather than
12349	print_operand.
12350	(mips_rewrite_small_data_p): Add a context argument.  Update the call
12351	to mips_symbolic_constant_p.
12352	(mips_small_data_pattern_1): Make DATA the containing mem.
12353	Update the call to mips_rewrite_small_data_p.
12354	(mips_rewrite_small_data_1): Likewise.
12355	(mips_use_anchors_for_symbol_p): Update the call to
12356	mips_symbolic_constant_p.
12357	* config/mips/predicates.md (const_call_insn_operand): Likewise.
12358	(splittable_symbolic_operand): Likewise.
12359	(move_operand): Likewise.
12360	(absolute_symbolic_operand): Likewise.
12361	(got_disp_operand): Likewise.
12362	(got_page_ofst_operand): Likewise.
12363
123642007-08-08  Richard Sandiford  <richard@codesourcery.com>
12365
12366	* config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
12367	(SYMBOL_ABSOLUTE): ...this.
12368	(SYMBOL_SMALL_DATA): Rename to...
12369	(SYMBOL_GP_RELATIVE): ...this.
12370	(SYMBOL_CONSTANT_POOL): Rename to...
12371	(SYMBOL_PC_RELATIVE): ...this.
12372	* config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
12373	(mips_symbolic_address_p, mips_symbol_insns, override_options)
12374	(mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
12375	after above changes.
12376	* config/mips/predicates.md (const_call_insn_operand): Likewise.
12377	(general_symbolic_operand): Rename to...
12378	(absolute_symbolic_operand): ...this.
12379	* config/mips/mips.md: Update after above changes.
12380
123812007-08-08  Vladimir Yanovsky  <yanov@il.ibm.com>
12382	    Revital Eres  <eres@il.ibm.com>
12383
12384	* ddg.c (print_ddg): Add dump information.
12385	* modulo-sched.c (print_node_sched_params): Add parameter and
12386	verbosity.
12387	(calculate_maxii): Remove function.
12388	(undo_generate_reg_moves): Likewise.
12389	(undo_permute_partial_schedule): Likewise.
12390	(kernel_number_of_cycles): Likewise.
12391	(MAXII_FACTOR): New definition to calculate the upper bound of II.
12392	(sms_schedule): Use it.  Remove profitability checks.
12393	(sms_schedule_by_order): Fix order of nodes within the cycle.
12394
123952007-08-08  Samuel Thibault  <samuel.thibault@ens-lyon.org>
12396
12397	* config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
12398	-profile option, add pie support.
12399	(ENDFILE_SPEC): New spec.
12400	* config/gnu.h (LIB_SPEC): Add -profile option.
12401
124022007-08-08  Samuel Thibault  <samuel.thibault@ens-lyon.org>
12403
12404	* config/i386/gnu.h (CPP_SPEC): Add -pthread option.
12405	* config/gnu.h (LIB_SPEC): Likewise.
12406
124072007-08-07  Yaz Saito  <saito@google.com>
12408	    Ian Lance Taylor  <iant@google.com>
12409
12410	* common.opt (finstrument-functions-exclude-function-list): New
12411	option.
12412	(finstrument-functions-exclude-file-list): New option.
12413	* opts.c (char_p): Define and DEF_VEC.
12414	(flag_instrument_functions_exclude_functions): New static
12415	variable.
12416	(flag_instrument_functions_exclude_files): New static variable.
12417	(add_instrument_functions_exclude_list): New static function.
12418	(flag_instrument_functions_exclude_p): New function.
12419	(common_handle_option): Handle new options.
12420	* flags.h (flag_instrument_functions_exclude_p): Declare.
12421	* gimplify.c (gimplify_function_tree): Call
12422	flag_instrument_functions_exclude_p.
12423	* doc/invoke.texi (Option Summary): Mention new options.
12424	(Code Gen Options): Document new options.
12425
124262007-08-07  Ian Lance Taylor  <iant@google.com>
12427
12428	PR rtl-optimization/32776
12429	* lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
12430	(resolve_use): Likewise.
12431	(decompose_multiword_subregs): Remove "changed" local variable.
12432
124332007-08-07  Carlos O'Donell  <carlos@codesourcery.com>
12434
12435	* configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
12436	* configure: Regenerate.
12437	* config.in: Regenerate.
12438	* gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
12439	spec string.
12440
124412007-08-07  Ian Lance Taylor  <iant@google.com>
12442
12443	* lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
12444	note, just delete the insn.
12445
124462007-08-07  Andreas Schwab  <schwab@suse.de>
12447
12448	PR bootstrap/32973
12449	* gengtype-lex.l: Ignore backslash/newline pair while scanning a
12450	struct definition.
12451
124522007-08-07  Andreas Krebbel  <krebbel1@de.ibm.com>
12453
12454	* lower-subreg.c (resolve_subreg_use): Remove assertion.
12455	(find_decomposable_shift_zext, resolve_shift_zext): New functions.
12456	(decompose_multiword_subregs): Use the functions above to decompose
12457	multiword shifts and zero-extends.
12458
124592007-08-07  Rask Ingemann Lambertsen  <rask@sygehus.dk>
12460
12461	* doc/sourcebuild.texi (Test Directives): Fix "compile" and
12462	"assemble" descriptions which were swapped.
12463
124642007-08-06  Chao-ying Fu  <fu@mips.com>
12465
12466	* fixed-value.h: New file.
12467	* fixed-value.c: New file.
12468	* Makefile.in (OBJS-common): Add fixed-value.o.
12469	(fixed-value.o): New rule.
12470	(GTFILES): Add fixed-value.h.
12471	* double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
12472	to compare a.low and b.low.
12473	* gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
12474
124752007-08-06  H.J. Lu  <hongjiu.lu@intel.com>
12476	    Daniel Jacobowitz  <dan@codesourcery.com>
12477
12478	PR target/31868
12479	* config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
12480	tmake_file.
12481	(x86_64-*-netbsd*): Likewise.
12482	(x86_64-*-linux*): Likewise.
12483	(x86_64-*-kfreebsd*-gnu): Likewise.
12484	(x86_64-*-knetbsd*-gnu): Likewise.
12485	(i[34567]86-*-solaris2.1[0-9]*): Likewise.
12486
12487	* config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
12488
12489	* config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
12490	Add -fno-asynchronous-unwind-tables.
12491
12492	* config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
12493	* config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
12494	* config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
12495	* config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
12496	* config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
12497
124982007-08-06  Steve Ellcey  <sje@cup.hp.com>
12499
12500	* config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
12501	(TARGET_C_MODE_FOR_SUFFIX): New.
12502
125032007-08-06  Steve Ellcey  <sje@cup.hp.com>
12504
12505	* config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
12506
125072007-08-06  Steve Ellcey  <sje@cup.hp.com>
12508
12509	* config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
12510
125112007-08-06  H.J. Lu  <hongjiu.lu@intel.com>
12512
12513	* config/i386/i386.md: Check TARGET_ macros and optimize_size
12514	before checking function returns in conditional expressions.
12515
125162007-08-06  Alfred Minarik  <a.minarik@aon.at>
12517
12518	PR pch/13676
12519	* doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
12520
125212007-08-05  Andrew Pinski  <andrew_pinski@playstation.sony.com>
12522
12523	PR middle-end/32988
12524	* tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
12525	for INTEGRAL_TYPE_P.
12526
125272007-08-05  Paolo Bonzini  <bonzini@gnu.org>
12528
12529	* configure.ac: Remove --enable-checking=df from default settings.
12530	* tree-pass.h (TODO_df_verify): New.  Shift TODO_mark_first_instance.
12531	* df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
12532	if the parameter is true.
12533	(df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
12534	DF_VERIFY_SCHEDULED flag is true.
12535	* df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
12536	(df_finish_pass): Adjust prototype.
12537	* passes.c (execute_todo): Schedule verification if TODO_df_verify is
12538	true.
12539
12540	* see.c (pass_see): Add TODO_df_verify.
12541	* loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
12542	* global.c (rest_of_handle_global_alloc): Schedule verification
12543	after the pass.
12544	* local-alloc.c (rest_of_handle_local_alloc): Schedule verification
12545	before the pass.
12546	* function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
12547	* gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
12548	* loop-iv.c (iv_analysis_done): Schedule verification after the pass.
12549
12550	* config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
12551	* config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
12552	* config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
12553
125542007-08-05  Vladimir Yanovsky  <yanov@il.ibm.com>
12555	    Revital Eres <eres@il.ibm.com>
12556
12557	* doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
12558	flag.
12559	* ddg.c (create_ddg_dependence): Rename to...
12560	(create_ddg_dep_from_intra_loop_link): This.  Do not check
12561	for interloop edges.  Do not create anti dependence edge when
12562	a true dependence edge exists in the opposite direction and
12563	-fmodulo-sched-allow-regmoves is set.
12564	(build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
12565	(add_cross_iteration_register_deps): Create anti dependence edge
12566	when -fno-modulo-sched-allow-regmoves is set.
12567	* common.opt (-fmodulo-sched-allow-regmoves): New flag.
12568
125692007-08-04  Richard Sandiford  <richard@codesourcery.com>
12570
12571	* config/arm/arm.md (movsi): Add braces.
12572
125732007-08-04  Andrew Pinski  <andrew_pinski@playstation.sony.com>
12574
12575	PR middle-end/32780
12576	* fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
12577	operands for the folding of "A - (A & B)" into "~B & A"; cast them
12578	to type.
12579
125802007-08-03  Zdenek Dvorak  <ook@ucw.cz>
12581
12582	* tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
12583	state accessor functions.
12584	* cfgloopmanip.c (remove_path, create_preheaders,
12585	force_single_succ_latches, fix_loop_structure): Ditto.
12586	* tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12587	tree_duplicate_loop_to_header_edge): Ditto.
12588	* cfgloopanal.c (mark_irreducible_loops): Ditto.
12589	* loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
12590	Ditto.
12591	* tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
12592	cleanup_tree_cfg): Ditto.
12593	* tree-cfg.c (tree_merge_blocks): Ditto.
12594	* cfgloop.c (rescan_loop_exit, record_loop_exits,
12595	release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
12596	loop_preheader_edge, single_exit): Ditto.
12597	(flow_loops_find): Do not clear loops->state.
12598	* cfgloop.h (loops_state_satisfies_p, loops_state_set,
12599	loops_state_clear): New functions.
12600
126012007-08-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>
12602
12603	PR middle-end/32399
12604	* tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
12605	when adding to the base and convert ELT to sizetype instead of type.
12606
126072007-08-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>
12608
12609	PR middle-end/32304
12610	* ipa-reference.c (has_proper_scope_for_analysis): Return false when
12611	the decl's type has TYPE_NEEDS_CONSTRUCTING set.
12612
126132007-08-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>
12614
12615	PR middle-end/32935
12616	* fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
12617	 correct type the negate expression.
12618
126192007-08-03  Jan Hubicka  <jh@suse.cz>
12620
12621	* config/i386/i386.c (setup_incoming_varargs_64): Tolerate 64bit
12622	preferred stack boundary.
12623
126242007-08-03  David Edelsohn  <edelsohn@gnu.org>
12625
12626	* config/rs6000/rs6000.c (struct processor_cost): Change
12627	l1_cache_lines to l1_cache_size.  Add l2_cache_size.
12628	(*_cost): Convert l1 cache information to kilobytes.  Add l2 cache
12629	information.
12630	(rios1_costs, rios2_cost): Correct cache line size.
12631	(rs6000_override_options): Set l2-cache-size parameter.
12632
126332007-08-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>
12634	    Diego Novillo  <dnovillo@google.com>
12635
12636	PR 31521
12637	* tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
12638	if the range includes 0.
12639
126402007-08-03  Ben Elliston  <bje@au.ibm.com>
12641
12642	* config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
12643	mode to unspec expressions to silence a warning from the generator
12644	programs.
12645
126462007-08-02  Steve Ellcey  <sje@cup.hp.com>
12647
12648	* config/ia64/constraints.md ("U"): Make constraint vector only.
12649
126502007-08-02  Nathan Froyd  <froydnj@codesourcery.com>
12651
12652	PR middle-end/25446
12653	* c-objc-common.c (c_cannot_inline_tree_fn): Check for an
12654	always_inline attribute on the function decl.
12655
126562007-08-02  Nathan Froyd  <froydnj@codesourcery.com>
12657
12658	PR middle-end/25445
12659	* varasm.c (default_binds_local_p_1): Consult flag_whole_program
12660	if we are compiling with -fPIC.
12661
126622007-08-02  Sandra Loosemore  <sandra@codesourcery.com>
12663	    Nigel Stephens  <nigel@mips.com>
12664
12665	* longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
12666	Define for MIPS32 and MIPS64.
12667
126682007-08-02  Nick Clifton  <nickc@redhat.com>
12669
12670	* config/host-hpux.c: Change copyright header to refer to version
12671	3 of the GNU General Public License and to point readers at the
12672	COPYING3 file and the FSF's license web page.
12673	* config/alpha/predicates.md, config/alpha/vms-ld.c,
12674	config/alpha/linux.h, config/alpha/alpha.opt,
12675	config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
12676	config/alpha/vms-unwind.h, config/alpha/ev4.md,
12677	config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
12678	config/alpha/alpha.h, config/alpha/sync.md,
12679	config/alpha/openbsd.h, config/alpha/alpha.md,
12680	config/alpha/alpha-modes.def, config/alpha/ev5.md,
12681	config/alpha/alpha-protos.h, config/alpha/freebsd.h,
12682	config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
12683	config/alpha/constraints.md, config/alpha/osf.h,
12684	config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
12685	config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
12686	config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
12687	config/frv/frv-asm.h, config/frv/frv-protos.h,
12688	config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
12689	config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
12690	config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
12691	config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
12692	config/s390/s390.opt, config/s390/s390-modes.def,
12693	config/s390/fixdfdi.h, config/s390/constraints.md,
12694	config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
12695	config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
12696	config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
12697	config/m32c/m32c-pragma.c, config/m32c/m32c.h,
12698	config/m32c/prologue.md, config/m32c/m32c.abi,
12699	config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
12700	config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
12701	config/m32c/t-m32c, config/m32c/m32c-modes.def,
12702	config/m32c/jump.md, config/m32c/shift.md,
12703	config/m32c/m32c-protos.h, config/libgloss.h,
12704	config/spu/spu-protos.h, config/spu/predicates.md,
12705	config/spu/spu-builtins.h, config/spu/spu.c,
12706	config/spu/spu-builtins.def, config/spu/spu-builtins.md,
12707	config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
12708	config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
12709	config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
12710	config/sparc/hypersparc.md, config/sparc/predicates.md,
12711	config/sparc/linux.h, config/sparc/sp64-elf.h,
12712	config/sparc/supersparc.md, config/sparc/cypress.md,
12713	config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
12714	config/sparc/niagara.md, config/sparc/sparc.md,
12715	config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
12716	config/sparc/sparc.opt, config/sparc/sync.md,
12717	config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
12718	config/sparc/ultra1_2.md, config/sparc/biarch64.h,
12719	config/sparc/sparc.c, config/sparc/little-endian.opt,
12720	config/sparc/sysv4-only.h, config/sparc/sparc.h,
12721	config/sparc/linux64.h, config/sparc/freebsd.h,
12722	config/sparc/sol2.h, config/sparc/rtemself.h,
12723	config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
12724	config/sparc/sparc-modes.def, config/sparc/sparclet.md,
12725	config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
12726	config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
12727	config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
12728	config/m32r/linux.h, config/m32r/constraints.md,
12729	config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
12730	config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
12731	config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
12732	config/i386/i386.md, config/i386/netware-crt0.c,
12733	config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
12734	config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
12735	config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
12736	config/i386/sol2.h, config/i386/constraints.md,
12737	config/i386/netware-libgcc.c, config/i386/sysv5.h,
12738	config/i386/predicates.md, config/i386/geode.md,
12739	config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
12740	config/i386/freebsd64.h, config/i386/vxworksae.h,
12741	config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
12742	config/i386/rtemself.h, config/i386/netbsd-elf.h,
12743	config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
12744	config/i386/netware.h, config/i386/i386-modes.def,
12745	config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
12746	config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
12747	config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
12748	config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
12749	config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
12750	config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
12751	config/i386/xm-mingw32.h, config/i386/linux64.h,
12752	config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
12753	config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
12754	config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
12755	config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
12756	config/i386/cygwin2.c, config/i386/i386-protos.h,
12757	config/i386/sync.md, config/i386/openbsd.h,
12758	config/i386/host-mingw32.c, config/i386/i386-aout.h,
12759	config/i386/nto.h, config/i386/biarch64.h,
12760	config/i386/i386-coff.h, config/i386/freebsd.h,
12761	config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
12762	config/i386/host-i386-darwin.c, config/i386/vxworks.h,
12763	config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
12764	config/darwin-protos.h, config/linux.opt, config/sol2.c,
12765	config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
12766	config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
12767	config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
12768	config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
12769	config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
12770	config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
12771	config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
12772	config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
12773	config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
12774	config/sh/superh64.h, config/sh/rtemself.h,
12775	config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
12776	config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
12777	config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
12778	config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
12779	config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
12780	config/avr/predicates.md, config/avr/constraints.md,
12781	config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
12782	config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
12783	config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
12784	config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
12785	config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
12786	config/c4x/c4x-modes.def, config/c4x/rtems.h,
12787	config/c4x/predicates.md, config/c4x/c4x.h,
12788	config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
12789	config/xtensa/predicates.md, config/xtensa/xtensa.c,
12790	config/xtensa/linux.h, config/xtensa/xtensa.h,
12791	config/xtensa/elf.h, config/xtensa/xtensa.md,
12792	config/xtensa/xtensa.opt, config/xtensa/constraints.md,
12793	config/xtensa/xtensa-protos.h, config/dbx.h,
12794	config/stormy16/predicates.md, config/stormy16/stormy16.md,
12795	config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
12796	config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
12797	config/host-solaris.c, config/fr30/fr30.h,
12798	config/fr30/predicates.md, config/fr30/fr30-protos.h,
12799	config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
12800	config/vxworksae.h, config/sol2-c.c, config/lynx.h,
12801	config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
12802	config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
12803	config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
12804	config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
12805	config/host-linux.c, config/interix3.h, config/cris/cris.c,
12806	config/cris/predicates.md, config/cris/linux.h,
12807	config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
12808	config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
12809	config/cris/aout.opt, config/cris/cris-protos.h,
12810	config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
12811	config/iq2000/iq2000.h, config/iq2000/predicates.md,
12812	config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
12813	config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
12814	config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
12815	config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
12816	config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
12817	config/chorus.h, config/mn10300/mn10300.c,
12818	config/mn10300/mn10300.opt, config/mn10300/predicates.md,
12819	config/mn10300/mn10300.h, config/mn10300/linux.h,
12820	config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
12821	config/mn10300/mn10300.md, config/ia64/predicates.md,
12822	config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
12823	config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
12824	config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
12825	config/ia64/freebsd.h, config/ia64/ia64.md,
12826	config/ia64/ia64-modes.def, config/ia64/constraints.md,
12827	config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
12828	config/gofast.h, config/rtems.h, config/sol2-10.h,
12829	config/m68k/predicates.md, config/m68k/m68k.md,
12830	config/m68k/linux.h, config/m68k/m68k-modes.def,
12831	config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
12832	config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
12833	config/m68k/openbsd.h, config/m68k/m68k-aout.h,
12834	config/m68k/m68k.opt, config/m68k/m68020-elf.h,
12835	config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
12836	config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
12837	config/m68k/constraints.md, config/m68k/rtemself.h,
12838	config/m68k/netbsd-elf.h, config/m68k/m68k.h,
12839	config/m68k/uclinux.h, config/rs6000/power4.md,
12840	config/rs6000/host-darwin.c, config/rs6000/6xx.md,
12841	config/rs6000/linux.h, config/rs6000/eabi.h,
12842	config/rs6000/aix41.opt, config/rs6000/xcoff.h,
12843	config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
12844	config/rs6000/eabialtivec.h, config/rs6000/8540.md,
12845	config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
12846	config/rs6000/windiss.h, config/rs6000/603.md,
12847	config/rs6000/aix41.h, config/rs6000/cell.md,
12848	config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
12849	config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
12850	config/rs6000/darwin.md, config/rs6000/darwin64.h,
12851	config/rs6000/default64.h, config/rs6000/7xx.md,
12852	config/rs6000/darwin.opt, config/rs6000/spe.md,
12853	config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
12854	config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
12855	config/rs6000/7450.md, config/rs6000/linux64.h,
12856	config/rs6000/constraints.md, config/rs6000/440.md,
12857	config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
12858	config/rs6000/rs6000.c, config/rs6000/aix52.h,
12859	config/rs6000/rs6000.h, config/rs6000/power6.md,
12860	config/rs6000/predicates.md, config/rs6000/altivec.md,
12861	config/rs6000/aix64.opt, config/rs6000/rios1.md,
12862	config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
12863	config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
12864	config/rs6000/darwin7.h, config/rs6000/dfp.md,
12865	config/rs6000/linux64.opt, config/rs6000/sync.md,
12866	config/rs6000/vxworksae.h, config/rs6000/power5.md,
12867	config/rs6000/lynx.h, config/rs6000/biarch64.h,
12868	config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
12869	config/rs6000/eabispe.h, config/rs6000/e500.h,
12870	config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
12871	config/rs6000/netbsd.h, config/rs6000/e500-double.h,
12872	config/rs6000/aix.h, config/rs6000/vxworks.h,
12873	config/rs6000/40x.md, config/rs6000/aix51.h,
12874	config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
12875	config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
12876	config/arc/arc.h, config/mcore/mcore-elf.h,
12877	config/mcore/mcore-protos.h, config/mcore/predicates.md,
12878	config/mcore/mcore.md, config/mcore/mcore.c,
12879	config/mcore/mcore.opt, config/mcore/mcore.h,
12880	config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
12881	config/score/predicates.md, config/score/score-version.h,
12882	config/score/score-protos.h, config/score/misc.md,
12883	config/score/elf.h, config/score/score.c, config/score/mac.md,
12884	config/score/score7.md, config/score/score.h,
12885	config/score/score-conv.h, config/score/score-mdaux.c,
12886	config/score/score.md, config/score/score.opt,
12887	config/score/score-modes.def, config/score/score-mdaux.h,
12888	config/score/mul-div.S, config/arm/uclinux-elf.h,
12889	config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
12890	config/arm/symbian.h, config/arm/linux-elf.h,
12891	config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
12892	config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
12893	config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
12894	config/arm/strongarm-pe.h, config/arm/arm.h,
12895	config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
12896	config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
12897	config/arm/arm-modes.def, config/arm/linux-eabi.h,
12898	config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
12899	config/arm/arm-cores.def, config/arm/arm-protos.h,
12900	config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
12901	config/arm/wince-pe.h, config/arm/neon.md,
12902	config/arm/constraints.md, config/arm/neon.ml,
12903	config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
12904	config/arm/arm.opt, config/arm/arm926ejs.md,
12905	config/arm/predicates.md, config/arm/iwmmxt.md,
12906	config/arm/arm_neon.h, config/arm/unknown-elf.h,
12907	config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
12908	config/arm/neon-testgen.ml, config/arm/arm.md,
12909	config/arm/xscale-coff.h, config/arm/pe.c,
12910	config/arm/arm-generic.md, config/arm/pe.h,
12911	config/arm/kaos-strongarm.h, config/arm/freebsd.h,
12912	config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
12913	config/arm/strongarm-elf.h, config/arm/cirrus.md,
12914	config/arm/netbsd-elf.h, config/arm/vxworks.h,
12915	config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
12916	config/pa/predicates.md, config/pa/pa64-hpux.h,
12917	config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
12918	config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
12919	config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
12920	config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
12921	config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
12922	config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
12923	config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
12924	config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
12925	config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
12926	config/pa/pa64-regs.h, config/pa/pa-modes.def,
12927	config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
12928	config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
12929	config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
12930	config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
12931	config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
12932	config/mips/linux64.h, config/mips/elforion.h,
12933	config/mips/constraints.md, config/mips/generic.md,
12934	config/mips/predicates.md, config/mips/4300.md,
12935	config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
12936	config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
12937	config/mips/5k.md, config/mips/vr4120-div.S,
12938	config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
12939	config/mips/mips-protos.h, config/mips/6000.md,
12940	config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
12941	config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
12942	config/mips/mips-modes.def, config/mips/vr.h,
12943	config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
12944	config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
12945	config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
12946	config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
12947	config/vax/openbsd1.h, config/vax/netbsd.h,
12948	config/vax/vax-protos.h, config/vax/netbsd-elf.h,
12949	config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
12950	config/h8300/rtems.h, config/h8300/predicates.md,
12951	config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
12952	config/h8300/h8300.md, config/h8300/h8300.opt,
12953	config/h8300/coff.h, config/h8300/h8300-protos.h,
12954	config/v850/v850.md, config/v850/predicates.md,
12955	config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
12956	config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
12957	config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
12958	config/mmix/mmix.h, config/mmix/predicates.md,
12959	config/mmix/mmix-protos.h, config/mmix/mmix.md,
12960	config/mmix/mmix.c, config/mmix/mmix.opt,
12961	config/mmix/mmix-modes.def, config/bfin/bfin.opt,
12962	config/bfin/rtems.h, config/bfin/bfin-modes.def,
12963	config/bfin/predicates.md, config/bfin/bfin-protos.h,
12964	config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
12965	Likewise.
12966
129672007-08-02  Richard Sandiford  <richard@codesourcery.com>
12968
12969	* emit-rtl.c (reset_used_decls): Rename to...
12970	(set_used_decls): ...this.  Set the used flag rather than clearing it.
12971	(unshare_all_rtl_again): Update accordingly.  Set flags on argument
12972	DECL_RTLs rather than resetting them.
12973
129742007-08-02  Andreas Krebbel  <krebbel1@de.ibm.com>
12975
12976	* config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
12977
129782007-08-01  Sandra Loosemore  <sandra@codesourcery.com>
12979
12980	* reload.c (find_reloads_address_part): Pass correct MEMREFLOC
12981	argument to find_reloads_address.
12982
129832007-08-01  Daniel Jacobowitz  <dan@codesourcery.com>
12984
12985	PR tree-optimization/32919
12986	* tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
12987	* tree-ssa-coalesce.c (ssa_conflicts_dump): New.
12988	(coalesce_ssa_name): Call it.
12989
129902007-08-01  Sandra Loosemore  <sandra@codesourcery.com>
12991	    David Ung  <davidu@mips.com>
12992
12993	* config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
12994	(__mips16_unorddf2, __mips16_floatunsidf): New.
12995	* config/mips/mips.c (mips_init_libfuncs): Add optab entries for
12996	above functions.
12997	* config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
12998
129992007-08-01  Zdenek Dvorak  <ook@ucw.cz>
13000
13001	* tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
13002	Display new operands of OMP_SECTIONS and OMP_CONTINUE.
13003	* tree.h (OMP_SECTIONS_CONTROL): New macro.
13004	(OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
13005	* omp-low.c (get_ws_args_for, determine_parallel_type,
13006	expand_omp_for_generic, expand_omp_for_static_nochunk,
13007	expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
13008	Work with more precise CFG.
13009	(build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
13010	(lower_omp_sections): Emit OMP_SECTIONS_SWITCH.  Add arguments to
13011	OMP_CONTINUE.
13012	* tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
13013	* gimple-low.c (lower_stmt): Ditto.
13014	* tree-inline.c (estimate_num_insns_1): Ditto.
13015	* tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
13016	(OMP_SECTIONS_SWITCH): New.
13017	* tree-cfgcleanup.c (cleanup_omp_return): New.
13018	(cleanup_tree_cfg_bb): Call cleanup_omp_return.
13019	* tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
13020	and exit edge for OMP_FOR.  Handle OMP_SECTIONS_SWITCH.
13021	(tree_redirect_edge_and_branch): Handle omp constructs.
13022
13023	* fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
13024	with three arguments.
13025
130262007-08-01  Zdenek Dvorak  <ook@ucw.cz>
13027
13028	* tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
13029	in loop closed ssa.
13030
130312007-08-01  Zdenek Dvorak  <ook@ucw.cz>
13032
13033	* tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
13034	the loop structures may need fixing.
13035	* tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
13036	New functions.
13037	(cleanup_tree_cfg_loop): Removed.
13038	(cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
13039	* tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
13040	instead of running cleanup_tree_cfg_loop.
13041	* cfgloop.h (LOOPS_NEED_FIXUP): New constant.
13042	* tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
13043	(tree_predictive_commoning): Declaration changed.
13044	* passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
13045
130462007-08-01  Zdenek Dvorak  <ook@ucw.cz>
13047
13048	* doc/invoke.texi (l1-cache-size): Update documentation.
13049	(l2-cache-size): Document.
13050	* params.h (L2_CACHE_SIZE): New macro.
13051	* tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
13052	that L1_CACHE_SIZE is in kB now.
13053	(L2_CACHE_SIZE_BYTES): New macro.
13054	(tree_ssa_prefetch_arrays): Show size in kB.
13055	* config/i386/i386.h (struct processor_costs): Add l1_cache_size
13056	and l2_cache_size fields.
13057	* config/i386/driver-i386.c (describe_cache): Detect cache size
13058	in kB.
13059	* config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
13060	pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
13061	amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
13062	generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
13063	(override_options): Set l1-cache-size and l2-cache-size to default
13064	values if not specified otherwise.
13065	* params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
13066	(PARAM_L2_CACHE_SIZE): New.
13067
130682007-08-01  Nigel Stephens  <nigel@mips.com>
13069	    David Ung  <davidu@mips.com>
13070	    Thiemo Seufer  <ths@mips.com>
13071	    Chris Dearman  <chris@mips.com>
13072	    Richard Sandiford  <richard@codesourcery.com>
13073
13074	* config.gcc (mips*-sde-elf*): New stanza.
13075	(mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
13076	(mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
13077	(mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
13078	(mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
13079	(mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
13080	(mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
13081	to tmake_file.
13082	* config/mips/sde.h: New file.
13083	* config/mips/t-libgcc-mips16: Likewise.
13084	* config/mips/t-sde: Likewise.
13085	* config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
13086	of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
13087	_MIPS_FPSET and _MIPS_SZINT.
13088	* config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
13089	* config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
13090	insertion of a default -mips option.  Use MIPS_32BIT_OPTION_SPEC.
13091	* config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
13092	* config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13093	* config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13094	* config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
13095	_ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
13096	_MIPS_SZPTR and _MIPS_FPSET.
13097	(MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
13098	architecture is specified.
13099	(MIPS_32BIT_OPTION_SPEC): New macro.
13100
131012007-07-31  Dan Hipschman  <dsh@google.com>
13102
13103	* gcc.c (end_going_arg): New function.
13104	(do_spec_2): Use it.
13105	(do_spec_1): Use it.
13106
131072007-07-31  H.J. Lu  <hongjiu.lu@intel.com>
13108
13109	* ddg.c (add_cross_iteration_register_deps): Declare bb_info
13110	only if ENABLE_CHECKING is defined.
13111
131122007-07-31  Kenneth Zadeck <zadeck@naturalbridge.com>
13113
13114	* df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
13115	df_ru_add_problem, df_ru_get_bb_info): Removed.
13116	(DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
13117	* df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
13118	df_ru_free_bb_info, df_ru_alloc,
13119	df_ru_bb_local_compute_process_def,
13120	df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
13121	df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
13122	df_ru_transfer_function, df_ru_free, df_ru_start_dump,
13123	df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
13124	df_ru_add_problem): Removed.
13125
131262007-07-31  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13127
13128	PR target/32847
13129	* pa.md (casesi32): Use match_scratch.  Revise insn condition.
13130	(casesi32p, casesi64p): Likewise.
13131	(casesi): Adjust for above.
13132
131332007-07-31  Richard Sandiford  <richard@codesourcery.com>
13134
13135	* mode-switching.c (create_pre_exit): Don't search past calls.
13136
131372007-07-31  Sandra Loosemore  <sandra@codesourcery.com>
13138
13139	* config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
13140
131412007-07-31  Revital Eres  <eres@il.ibm.com>
13142
13143	* ddg.c (add_deps_for_def): Rename to...
13144	(add_cross_iteration_register_deps): This.  Change implementation
13145	to use only reaching def and def-use chains to construct the
13146	inter loop dependencies.
13147	(add_deps_for_use): Remove function.
13148	(build_inter_loop_deps): Call add_cross_iteration_register_deps
13149	function to build the inter loop dependencies.
13150	* modulo-sched.c (sms_schedule): Build only
13151	reaching def and def-use chains for the propose of the ddg
13152	construction.
13153
131542007-07-31  Julian Brown  <julian@codesourcery.com>
13155
13156	* config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
13157	New define_insns. Use correct RTL.
13158	(vec_set<mode>): Write as expander.
13159
131602007-07-31  Razya Ladelsky  <razya@il.ibm.com>
13161
13162	* matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
13163	to an unallocated space.
13164
131652007-07-30  Jan Sjodin  <jan.sjodin@amd.com>
13166
13167	* tree-data-ref.c
13168	(split_constant_offset): Enable split_constant_offset to extract
13169	constants from other statements.
13170	* tree-vect-transform.c
13171	(vect_create_addr_base_for_vector_ref): Generate data_ref_base
13172	to a temp var. Force base_offset to be simple.
13173
131742007-07-30  Seongbae Park <seongbae.park@gmail.com>
13175
13176	* df-scan.c (df_scan_verify): Remove artificial limit on
13177	the number of blocks for verification.
13178	* df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
13179	df_simulate_defs): Avoid unnecessary insn checking for defs.
13180
131812007-07-29  Mark Mitchell  <mark@codesourcery.com>
13182
13183	* config/m68k/lb1sf68.asm (FUNC): New macro.
13184	(__mulsi3): Use it.
13185	(__udivsi3): Likewise.
13186	(__divsi3): Likewise.
13187	(__umodsi3): Likewise.
13188	(__modsi3): Likewise.
13189	(__subdf3): Likewise.
13190	(__adddf3): Likewise.
13191	(__muldf3): Likewise.
13192	(__divdf3): Likewise.
13193	(__negdf2): Likewise.
13194	(__cmpdf2): Likewise.
13195	(__subsf3): Likewise.
13196	(__addsf3): Likewise.
13197	(__mulsf3): Likewise.
13198	(__divsf3): Likewise.
13199	(__negsf2): Likewise.
13200	(__cmpsf2): Likewise.
13201	(__eqdf2): Likewise.
13202	(__nedf2): Likewise.
13203	(__gtdf2): Likewise.
13204	(__gedf2): Likewise.
13205	(__ltdf2): Likewise.
13206	(__ledf2): Likewise.
13207	(__eqsf2): Likewise.
13208	(__nesf2): Likewise.
13209	(__gtsf2): Likewise.
13210	(__gesf2): Likewise.
13211	(__ltsf2): Likewise.
13212	(__lesf2): Likewise.
13213
132142007-07-30  Ollie Wild  <aaw@google.com>
13215
13216	* c-ppoutput.c (print_lines_directives_only): New function.
13217	(scan_translation_unit_directives_only): New function.
13218	(preprocess_file): Add call to scan_translation_unit_directives_only.
13219	* c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
13220	(sanitize_cpp_opts): Add default flag_dump_macros setting for
13221	-fdirectives-only.  Add errors for -fdirectives-only conflict with
13222	-Wunused-macros and -traditional.
13223	(finish_options): Add builtin macro initialization for
13224	-fdirectives-only + -fpreprocessed.
13225	* c.opt (fdirectives-only): New.
13226	* doc/cppopts.texi (fdirectives-only): New.
13227
132282007-07-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
13229
13230	* alias.c (record_set, memory_modified_1): Constify.
13231	* bt-load.c (note_btr_set): Likewise.
13232	* caller-save.c (mark_set_regs, add_stored_regs): Likewise.
13233	* combine.c (set_nonzero_bits_and_sign_copies,
13234	expand_field_assignment, record_dead_and_set_regs_1,
13235	use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
13236	likely_spilled_retval_1): Likewise.
13237	* config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
13238	frv_io_handle_set): Likewise.
13239	* config/mips/mips.c (mips_sim_record_set,
13240	vr4130_true_reg_dependence_p_1): Likewise.
13241	* config/mt/mt.c (insn_dependent_p_1): Likewise.
13242	* config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
13243	* config/sh/sh.c (flow_dependent_p_1): Likewise.
13244	* cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
13245	* dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
13246	* ddg.c (mark_mem_store): Likewise.
13247	* df-problems.c (df_urec_mark_reg_change): Likewise.
13248	* function.c (update_epilogue_consts): Likewise.
13249	* gcse.c (record_set_info, record_last_set_info,
13250	mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
13251	reg_clear_last_set): Likewise.
13252	* global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
13253	Likewise.
13254	* jump.c (reversed_comparison_code_parts): Likewise.
13255	* local-alloc.c (validate_equiv_mem_from_store, no_equiv,
13256	reg_is_set): Likewise.
13257	* loop-iv.c (mark_altered): Likewise.
13258	* mode-switching.c (reg_becomes_live): Likewise.
13259	* optabs.c (no_conflict_move_test): Likewise.
13260	* postreload-gcse.c (record_last_set_info, find_mem_conflicts):
13261	Likewise.
13262	* postreload.c (reload_combine_note_store, move2add_note_store):
13263	Likewise.
13264	* regmove.c (flags_set_1): Likewise.
13265	* regrename.c (note_sets, kill_clobbered_value, kill_set_value):
13266	Likewise.
13267	* reload1.c (mark_not_eliminable, forget_old_reloads_1):
13268	Likewise.
13269	* resource.c (update_live_status): Likewise.
13270	* rtl.h (set_of, note_stores): Likewise.
13271	* rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
13272	note_stores, parms_set): Likewise.
13273	* sched-rgn.c (sets_likely_spilled_1): Likewise.
13274	* stack-ptr-mod.c (notice_stack_pointer_modification_1):
13275	Likewise.
13276	* var-tracking.c (count_stores, add_stores): Likewise.
13277
132782007-07-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
13279
13280	* alias.c (mems_in_disjoint_alias_sets_p,
13281	fixed_scalar_and_varying_struct_p, aliases_everything_p,
13282	nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
13283	write_dependence_p, mems_in_disjoint_alias_sets_p,
13284	read_dependence, true_dependence, canon_true_dependence,
13285	anti_dependence, output_dependence): Constify.
13286	* combine.c (extended_count): Likewise.
13287	* cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
13288	* cselib.c (get_value_hash, references_value_p,
13289	cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
13290	* cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
13291	* emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
13292	* function.c (contains, prologue_epilogue_contains,
13293	sibcall_epilogue_contains): Likewise.
13294	* jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
13295	pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
13296	only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
13297	reg_or_subregno): Likewise.
13298	* recog.c (asm_noperands): Likewise.
13299	* reload1.c (function_invariant_p): Likewise.
13300	* rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
13301	rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
13302	condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
13303	simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
13304	true_regnum, reg_or_subregno, condjump_in_parallel_p,
13305	extended_count, prologue_epilogue_contains,
13306	sibcall_epilogue_contains, function_invariant_p, true_dependence,
13307	canon_true_dependence, read_dependence, anti_dependence,
13308	output_dependence): Likewise.
13309	* rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
13310
133112007-07-30  Julian Brown  <julian@codesourcery.com>
13312
13313	* config/arm/neon.md (V_ext): New mode attribute.
13314	(neon_vget_lane<mode>): Replace with define_expand.
13315	(neon_vget_lane<mode>_sext_internal)
13316	(neon_vget_lane<mode>_zext_internal): New define_insns for double
13317	and quad precision vectors.
13318	(neon_vget_lanedi): Add bounds check. Remove dead comment.
13319	* config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
13320	have typeless 32-bit result.
13321
133222007-07-30  Andrew Pinski  <andrew_pinski@playstation.sony.com>
13323
13324	PR tree-opt/32527
13325	* tree-affine.h (aff_tree): The type of rest is sizetype for types
13326	of pointers.
13327	* tree-affine.c (aff_combination_scale): If type is a pointer type,
13328	use sizetype for rest.
13329	(aff_combination_add_elt): Likewise. Don't specialize pointer types.
13330	(aff_combination_convert): Don't convert rest for pointer types.
13331
133322007-07-28  Daniel Berlin  <dberlin@dberlin.org>
13333
13334	* Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
13335
13336	* tree-ssa-alias.c: Add alloc-pool.h.
13337	(init_alias_info): Free alias_bitmap_obstack.
13338	(delete_alias_info): Call delete_mem_ref_stats.
13339	(get_mem_sym_stats_for): Use alloc_pool.
13340	(init_mem_ref_stats): Do not delete mem_ref_stats here.
13341	(delete_mem_sym_stats): Removed.
13342
133432007-07-29  Sebastian Pop  <sebpop@gmail.com>
13344
13345	* tree-data-ref.c (add_multivariate_self_dist): Parametric access
13346	functions cannot be represented as classical distance vectors.
13347
133482007-07-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
13349
13350	* attribs.c (hash_attr, eq_attr, init_attributes): Constify.
13351	* builtins.c (validate_arg, builtin_mathfn_code,
13352	validate_arglist): Likewise.
13353	* calls.c (call_expr_flags): Likewise.
13354	* combine.c (reg_nonzero_bits_for_combine,
13355	reg_num_sign_bit_copies_for_combine, get_last_value,
13356	reg_truncated_to_mode): Likewise.
13357	* emit-rtl.c (subreg_lowpart_p): Likewise.
13358	* expr.c (highest_pow2_factor_for_target,
13359	categorize_ctor_elements_1, categorize_ctor_elements,
13360	count_type_elements, contains_packed_reference,
13361	highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
13362	* fold-const.c (may_negate_without_overflow_p, int_const_binop,
13363	fold_convertible_p, operand_equal_p, tree_swap_operands_p,
13364	native_encode_int, native_encode_real, native_encode_complex,
13365	native_encode_vector, native_encode_expr, native_interpret_int,
13366	native_interpret_real, native_interpret_complex,
13367	native_interpret_vector, native_interpret_expr): Likewise.
13368	* function.c (use_register_for_decl): Likewise.
13369	* gimplify.c (get_name): Likewise.
13370	* langhooks-def.h (lhd_return_null_const_tree): New.
13371	(LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
13372	* langhooks.c (lhd_return_null_const_tree): New.
13373	* langhooks.h (lang_get_callee_fndecl): Constify.
13374	* output.h (constructor_static_from_elts_p): Likewise.
13375	* rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
13376	* rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
13377	subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
13378	* rtlanal.c (cached_nonzero_bits, nonzero_bits1,
13379	cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
13380	nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
13381	* rtlhooks-def.h (reg_nonzero_bits_general,
13382	reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
13383	Likewise.
13384	* rtlhooks.c (reg_num_sign_bit_copies_general,
13385	reg_nonzero_bits_general, reg_truncated_to_mode_general):
13386	Likewise.
13387	* stmt.c (warn_if_unused_value, is_body_block): Likewise.
13388	* stor-layout.c (mode_for_size_tree): Likewise.
13389	* tree-ssa-loop-im.c (memref_eq): Likewise.
13390	* tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
13391	* tree.c (contains_placeholder_p, type_list_equal,
13392	simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
13393	Likewise.
13394	* tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
13395	mode_for_size_tree, categorize_ctor_elements, count_type_elements,
13396	contains_placeholder_p, contains_packed_reference,
13397	get_callee_fndecl, operand_equal_for_phi_arg_p,
13398	warn_if_unused_value, is_body_block, native_encode_expr,
13399	native_interpret_expr, fold_convertible_p, operand_equal_p,
13400	int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
13401	validate_arglist, simple_cst_equal, type_list_equal,
13402	use_register_for_decl, call_expr_flags, get_name,
13403	highest_pow2_factor): Likewise.
13404	(const_call_expr_arg_iterator_d,
13405	init_const_call_expr_arg_iterator, next_const_call_expr_arg,
13406	first_const_call_expr_arg, more_const_call_expr_args_p,
13407	FOR_EACH_CONST_CALL_EXPR_ARG): New.
13408	* varasm.c (constructor_static_from_elts_p): Constify.
13409
134102007-07-28  Kazu Hirata  <kazu@codesourcery.com>
13411
13412	* cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
13413	config/arm/neon-schedgen.ml, config/arm/neon.ml,
13414	config/arm/vec-common.md, config/ia64/div.md, cselib.c,
13415	df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
13416	regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
13417	tree-vect-transform.c, tree.def: Fix comment typos.  Follow
13418	spelling conventions.
13419	* doc/invoke.texi: Follow spelling conventions.
13420
134212007-07-29  Vladimir Yanovsky  <yanov@il.ibm.com>
13422	    Revital Eres  <eres@il.ibm.com>
13423
13424	* modulo-sched.c (sms_schedule): Avoid loops which includes
13425	auto-increment instructions.
13426
134272007-07-28  Richard Guenther  <rguenther@suse.de>
13428
13429	PR middle-end/32920
13430	* fold-const.c (fold_cond_expr_with_comparison): Convert
13431	operand zero of MIN/MAX_EXPR to correct type.
13432
134332007-07-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
13434
13435	* calls.c (special_function_p, setjmp_call_p, alloca_call_p,
13436	flags_from_decl_or_type): Constify.
13437	* gcc.c (do_spec_1): Likewise.
13438	* print-tree.c (dump_addr, print_node_brief): Likewise.
13439	* tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
13440	simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
13441	tree_purge_all_dead_eh_edges): Likewise.
13442	* tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
13443	tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
13444	Likewise.
13445	* tree.c (expr_location, expr_has_location, expr_locus,
13446	expr_filename, expr_lineno, get_inner_array_type,
13447	fields_compatible_p): Likewise.
13448	* tree.h (get_inner_array_type, fields_compatible_p,
13449	expr_location, expr_has_location, expr_locus, expr_filename,
13450	expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
13451	setjmp_call_p, alloca_call_p): Likewise.
13452
134532007-07-28  Daniel Berlin  <dberlin@dberlin.org>
13454
13455	* timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
13456	TV_FLOW_INSENSITIVE.
13457
13458	* tree-ssa-alias.c (compute_call_clobbered): Push/pop
13459	TV_CALL_CLOBBER.
13460	(compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
13461	(compute_flow_insensitive_aliasing): Ditto for
13462	TV_FLOW_INSENSITIVE.
13463
134642007-07-27  Jan Hubicka  <jh@suse.cz>
13465
13466	* config/i386/i386.c (register_move_cost): Remove accidentally
13467	comitted #if 0 block.
13468
13469	* attribs.c: Include hashtab.h
13470	(attribute_hash): New.
13471	(substring): New structure.
13472	(extract_attribute_substring, substring_hash, hash_attr, eq_attr):
13473	New function.
13474	(init_attributes): Initialize attribute hash.
13475	(decl_attributes): Use attribute hash.
13476	* Makefile.in (attribs.c): Depend on hashtab.h.
13477
134782007-07-27  Steve Ellcey  <sje@cup.hp.com>
13479
13480	* config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
13481
134822007-07-27  Richard Sandiford  <richard@codesourcery.com>
13483
13484	* doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
13485	__mips_dspr2 and __mips_dsp_rev macros.
13486	* config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
13487
134882007-07-27  Douglas Gregor  <doug.gregor@gmail.com>
13489
13490	* c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
13491
134922007-07-26  Kenneth Zadeck <zadeck@naturalbridge.com>
13493
13494	PR middle-end/32749
13495
13496	* df-problems.c (df_create_unused_note): Removed do_not_gen parm
13497	and the updating of the live and do_not_gen sets.
13498	(df_note_bb_compute): Added updating of live and do_not_gen sets
13499	for regular defs so that the case of clobber inside conditional
13500	call is processed correctly.
13501
135022007-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
13503
13504	* config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
13505	operands with compatible type.
13506
135072007-07-27  Richard Sandiford  <richard@codesourcery.com>
13508
13509	* expr.h (store_bit_field): Don't return a value.
13510	* expmed.c (check_predicate_volatile_ok): New function.
13511	(store_bit_field_1): New function, extracted from store_bit_field.
13512	Take a fallback_p argument and return true if the operation succeeded.
13513	Only use store_fixed_bit_field if fallback_p.  Don't recompute
13514	mode_for_extraction; use op_mode instead.  Try forcing memories
13515	into registers if the insv expander fails.
13516	(store_bit_field): Use store_bit_field_1 with fallback_p true.
13517	Don't return a value.
13518	(convert_extracted_bit_field): New function, extracted from
13519	store_bit_field.
13520	(extract_bit_field_1): Likewise.  Take a fallback_p argument
13521	and return NULL if the operation succeeded.  Only use
13522	extract_fixed_bit_field if fallback_p.  Only calculate one
13523	extraction mode.  Combine code for extv and extzv.  Try forcing
13524	memories into registers if the ext(z)v expander fails.
13525	(extract_bit_field): Use extract_bit_field_1 with fallback_p true.
13526
135272007-07-27  Richard Sandiford  <rsandifo@nildram.co.uk>
13528
13529	* df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
13530	into bitfields.
13531	(df_ref): Likewise.  Put regno with other integer fields.
13532
135332007-07-27  Richard Sandiford  <rsandifo@nildram.co.uk>
13534
13535	* df.h (df_mw_hardreg): Remove "loc" field.
13536	* df-scan.c (df_ref_record): Don't set it.  Remove redundant
13537	local variable.
13538	* df-problems.c (df_whole_mw_reg_unused_p): New function,
13539	split out from df_set_unused_notes_for_mw.  Return false for
13540	partial references.  Assert that mw_reg is a REG when returning true.
13541	(df_set_unused_notes_for_mw): Use it.  Use mw_reg instead of *loc.
13542	(df_whole_mw_reg_dead_p): New function, split out from
13543	df_set_dead_notes_for_mw.  Return false for partial references.
13544	Assert that mw_reg is a REG when returning true.
13545	(df_set_dead_notes_for_mw): Use it.  Use mw_reg instead of *loc.
13546	Remove redundant bitmap check.
13547
135482007-07-26  H.J. Lu  <hongjiu.lu@intel.com>
13549
13550	* config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
13551	($(T)crtend.o): Likwise.
13552	($(T)crtbeginS.o): Likwise.
13553	($(T)crtendS.o): Likwise.
13554	($(T)crtfastmath.o): Likwise.
13555
135562007-07-26  Zdenek Dvorak  <dvorakz@suse.cz>
13557
13558	* dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
13559	* function.h (dom_computed, n_bbs_in_dom_tree): New macros.
13560	* basic-block.h (struct control_flow_graph): Added x_dom_computed
13561	and x_n_bbs_in_dom_tree fields.
13562
135632007-07-26  Steve Ellcey  <sje@cup.hp.com>
13564
13565	PR tree-optimization/32087
13566	* tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
13567	Do not call scale_bbs_frequencies_int with prob of zero.
13568
135692007-07-26  Julian Brown  <julian@codesourcery.com>
13570
13571	* config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
13572	(neon_element_bits): Add prototypes.
13573	* config/arm/arm.c (bounds_check, neon_lane_bounds)
13574	(neon_const_bounds, neon_element_bits): New functions.
13575	* config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
13576	(neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
13577	(neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
13578	(neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
13579	(neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
13580	(neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
13581	(neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
13582	(neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
13583	(neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
13584	(neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
13585	(neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
13586	(neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
13587	(neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
13588
135892007-07-26  Nathan Froyd  <froydnj@codesourcery.com>
13590
13591	* config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
13592	(HAVE_AS_GNU_ATTRIBUTE): Undefine.
13593
135942007-07-26  Mark Shinwell  <shinwell@codesourcery.com>
13595	    Julian Brown  <julian@codesourcery.com>
13596
13597	* config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
13598	* config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
13599	* config/arm/cortex-a8.md: New.
13600	* config/arm/cortex-a8-neon.md: New.
13601	* config/arm/neon-schedgen.ml: New.
13602	* config/arm/neon.md (vqh_mnem): New.
13603	(neon_type): New.
13604	(Is_float_mode): New.
13605	(Scalar_mul_8_16): New.
13606	(Is_d_reg): New.
13607	(V_mode_nunits): New.
13608	(All instruction patterns): Annotate with neon_type attribute
13609	values.
13610	* config/arm/arm.md: Include cortex-a8.md.
13611	(insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
13612	values.
13613	Annotate instruction patterns accordingly.
13614	(generic_sched): Do not use generic scheduling for Cortex-A8.
13615	(generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
13616
136172007-07-26  Daniel Jacobowitz  <dan@codesourcery.com>
13618
13619	* fold-const.c (fold_read_from_constant_string): Use
13620	build_int_cst_type.
13621	* tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
13622
136232007-07-26  Nick Clifton  <nickc@redhat.com>
13624
13625	* tree-ssa-operands.h: Change copyright header to refer to version
13626	3 of the GNU General Public License and to point readers at the
13627	COPYING3 file and the FSF's license web page.
13628	* tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
13629	sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
13630	tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
13631	targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
13632	tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
13633	hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
13634	flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
13635	opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
13636	gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
13637	cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
13638	rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
13639	optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
13640	tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
13641	genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
13642	reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
13643	c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
13644	rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
13645	tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
13646	diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
13647	gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
13648	input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
13649	gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
13650	cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
13651	graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
13652	genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
13653	tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
13654	reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
13655	real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
13656	omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
13657	tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
13658	regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
13659	tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
13660	scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
13661	double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
13662	dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
13663	gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
13664	hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
13665	ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
13666	c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
13667	tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
13668	xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
13669	tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
13670	gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
13671	mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
13672	alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
13673	dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
13674	expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
13675	genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
13676	timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
13677	tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
13678	recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
13679	dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
13680	matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
13681	tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
13682	lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
13683	ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
13684	ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
13685	langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
13686	sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
13687	gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
13688	ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
13689	init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
13690	loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
13691	mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
13692	opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
13693	insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
13694	tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
13695	dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
13696	bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
13697	coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
13698	stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
13699	cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
13700	tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
13701	loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
13702	lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
13703	tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
13704	tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
13705	ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
13706	varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
13707	sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
13708	target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
13709	omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
13710	intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
13711	sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
13712	genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
13713	tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
13714	bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
13715	cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
13716	cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
13717	tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
13718	c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
13719	fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
13720	vecprim.h, basic-block.h, tree-ssa-structalias.c,
13721	tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
13722	passes.c, genconstants.c, c-incpath.c, c-incpath.h,
13723	struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
13724	varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
13725	reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
13726	stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
13727	params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
13728	tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
13729	convert.c, convert.h, langhooks-def.h, reload1.c,
13730	tree-ssa-operands.c: Likewise.
13731
137322007-07-26  Jan Hubicka  <jh@suse.cz>
13733
13734	* tree-ssa-live.c: Include debug.h and flags.h.
13735	(mark_scope_block_unused): New function.
13736	(remove_unused_scope_block_p): New function.
13737	(remove_unused_locals): Remove unused blocks too.
13738
137392007-07-25  Ian Lance Taylor  <iant@google.com>
13740
13741	* combine.c (combine_max_regno): Remove.  Remove all uses.
13742	(struct reg_stat_struct): Rename from struct reg_stat.
13743	(reg_stat_type): Define, and declare VECs.
13744	(reg_stat): Change from pointer to VEC.  Change all uses.
13745	(combine_split_insns): New static function.
13746	(try_combine, find_split_point): Call it instead of split_insns.
13747
137482007-07-25  Zdenek Dvorak  <dvorakz@suse.cz>
13749
13750	* cfghooks.c (split_block): Fix the information about loop latch.
13751
137522007-07-25  Zdenek Dvorak  <dvorakz@suse.cz>
13753
13754	* cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
13755
137562007-07-25  Zdenek Dvorak  <dvorakz@suse.cz>
13757
13758	* tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13759	Scan the new edge for loop exit info.
13760
137612007-07-25  Andreas Tobler  <a.tobler@schweiz.org>
13762
13763	* config/darwin.c: Include debug.h.
13764
137652007-07-25  Steve Ellcey  <sje@cup.hp.com>
13766
13767	PR target/32218
13768	* tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
13769
137702007-07-25  Steve Ellcey  <sje@cup.hp.com>
13771
13772	* config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
13773	(HARD_REGNO_MODE_OK): Ditto.
13774	(MODES_TIEABLE_P): Ditto.
13775	(HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13776	(CLASS_MAX_NREGS): Ditto.
13777	* config/ia64/ia64.c (ia64_print_operand_address): Add R format.
13778	* config/ia64/ia64.md (divsf3_internal_thr): Removed.
13779	(divdf3_internal_thr): Removed.
13780	* config/ia64/div.md: New file.
13781	* config/ia64/constraints.md: Add H constraint.
13782
137832007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
13784
13785	* sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
13786	sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
13787	sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
13788	sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
13789	sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
13790	sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
13791	sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
13792	sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
13793	sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
13794	dump_sbitmap_file, debug_sbitmap, popcount_table,
13795	sbitmap_popcount): Constify.
13796	* sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
13797	(sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
13798	dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
13799	sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
13800	sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
13801	sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
13802	sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
13803	sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
13804	sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
13805	sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
13806	sbitmap_popcount, sbitmap_verify_popcount): Constify.
13807
138082007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
13809
13810	* bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
13811	bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
13812	bitmap_first_set_bit, bitmap_and, bitmap_and_into,
13813	bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
13814	bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
13815	bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
13816	bitmap_intersect_p, bitmap_intersect_compl_p,
13817	bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13818	debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
13819	Constify.
13820	* bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
13821	bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
13822	bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
13823	bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
13824	bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13825	debug_bitmap, debug_bitmap_file, bitmap_print,
13826	bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
13827	bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
13828
138292007-07-25  Daniel Berlin  <dberlin@dberlin.org>
13830
13831	* config/darwin.c (darwin_override_options): Additional fix for
13832	debug info formats that don't support var tracking.
13833
138342007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
13835
13836	* cselib.c (entry_and_rtx_equal_p): Constify.
13837	* gengtype.c (output_mangled_typename, write_types, write_local):
13838	Likewise.
13839	* gengtype.h (const_type_p): New.
13840	* see.c (eq_descriptor_extension, hash_descriptor_extension):
13841	Constify.
13842	* tlink.c (scan_linker_output): De-constify.
13843	* tree-ssa-loop-im.c (memref_eq): Constify.
13844	* tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
13845	(shared_bitmap_hash, shared_bitmap_eq): Constify.
13846
138472007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
13848
13849	* c-common.c (fname_as_string, c_type_hash): Constify.
13850	* c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13851	* cgraph.c (edge_hash, edge_eq): Likewise.
13852	* dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
13853	* emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
13854	reg_attrs_htab_eq): Likewise.
13855	* except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
13856	Likewise.
13857	* genautomata.c (const_reserv_sets_t, const_unit_decl_t,
13858	const_decl_t, const_state_t, const_automata_list_el_t): New.
13859	(first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
13860	DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
13861	automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
13862	insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
13863	reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
13864	automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
13865	compare_max_occ_cycle_nums, out_state_arcs_num,
13866	compare_transition_els_num, units_cmp, state_reservs_cmp):
13867	Constify.
13868	* genmodes.c (cmp_modes): Likewise.
13869	* ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
13870	* gimplify.c (compare_case_labels): Likewise.
13871	* ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
13872	* loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
13873	* matrix-reorg.c (mtt_info_hash): Likewise.
13874	* postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
13875	* rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
13876	(htab_hash_bucket, htab_hash_elem): Constify.
13877	* tree-browser.c (TB_parent_eq): Likewise.
13878	* tree-scalar-evolution.c (hash_scev_info): Likewise.
13879	* tree-ssa-alias.c (sort_tags_by_id): Likewise.
13880	* tree-ssa-coalesce.c (const_coalesce_pair_p): New.
13881	(coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
13882	Constify.
13883	* tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
13884	* tree-ssa-pre.c (const_expr_pred_trans_t): New.
13885	(expr_pred_trans_hash, expr_pred_trans_eq): Constify.
13886	* tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
13887	const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
13888	New.
13889	(vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
13890	vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
13891	vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
13892	* tree-ssa-threadupdate.c (redirection_data_hash,
13893	redirection_data_eq): Likewise.
13894	* tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
13895	* tree-ssa.c (var_ann_eq): Likewise.
13896	* tree-vrp.c (compare_case_labels): Likewise.
13897	* tree.c (int_cst_hash_hash, int_cst_hash_eq,
13898	tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
13899	tree_not_check_failed, tree_class_check_failed,
13900	tree_range_check_failed, tree_not_class_check_failed,
13901	omp_clause_check_failed, omp_clause_range_check_failed,
13902	tree_contains_struct_check_failed, tree_operand_check_failed):
13903	Likewise.
13904	* tree.h (tree_contains_struct_check_failed, tree_check_failed,
13905	tree_not_check_failed, tree_class_check_failed,
13906	tree_range_check_failed, tree_not_class_check_failed,
13907	tree_operand_check_failed, omp_clause_operand_check_failed,
13908	tree_operand_length): Likewise.
13909	* var-tracking.c (const_variable): New.
13910	(variable_htab_hash, variable_htab_eq): Constify.
13911	* varasm.c (const_desc_hash): Likewise.
13912
139132007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
13914
13915	* expr.c (handled_component_p): Constify.
13916	* fold-const.c (fit_double_type): Likewise.
13917	* real.h (real_value_from_int_cst): Likewise.
13918	* tree-flow-inline.h (gimple_in_ssa_p,
13919	gimple_aliases_computed_p, gimple_addressable_vars,
13920	gimple_call_clobbered_vars, gimple_referenced_vars,
13921	gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
13922	end_htab_p, end_referenced_vars_p, var_ann, function_ann,
13923	may_aliases, end_readonly_imm_use_p, has_zero_uses,
13924	has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
13925	is_label_stmt, is_global_var, phi_ssa_name_p,
13926	factoring_name_p, is_call_clobbered, tree_common_ann,
13927	op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
13928	unmodifiable_var_p, array_ref_contains_indirect_ref,
13929	ref_contains_array_ref, lookup_subvars_for_var,
13930	var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
13931	gimple_mem_ref_stats): Likewise.
13932	* tree-flow.h (tree_common_ann, var_ann, function_ann,
13933	may_aliases, is_exec_stmt, is_label_stmt,
13934	ref_contains_array_ref, array_ref_contains_indirect_ref,
13935	var_can_have_subvars, overlap_subvar, is_call_clobbered,
13936	unmodifiable_var_p): Likewise.
13937	* tree-gimple.c (is_gimple_min_invariant): Likewise.
13938	* tree-gimple.h (is_gimple_min_invariant): Likewise.
13939	* tree.c (type_hash_list, attribute_hash_list, tree_size,
13940	cst_and_fits_in_hwi, real_value_from_int_cst,
13941	build_real_from_int_cst, integer_zerop, integer_onep,
13942	integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
13943	tree_floor_log2, real_zerop, real_onep, real_twop,
13944	real_minus_onep, really_constant_p, purpose_member, chain_member,
13945	list_length, fields_length, int_size_in_bytes, bit_position,
13946	int_bit_position, byte_position, int_byte_position, expr_align,
13947	array_type_nelts, tree_node_structure,
13948	type_contains_placeholder_1, iterative_hash_pointer,
13949	is_attribute_with_length_p, is_attribute_p, check_qualified_type,
13950	tree_map_base_eq, type_hash_list, type_hash_eq,
13951	attribute_hash_list, type_num_arguments, tree_int_cst_equal,
13952	tree_int_cst_lt, tree_int_cst_compare, host_integerp,
13953	tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13954	simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
13955	int_fits_type_p, get_containing_scope, decl_function_context,
13956	decl_type_context, omp_clause_operand_check_failed,
13957	initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
13958	* tree.h (omp_clause_operand_check_failed, tree_size,
13959	build_real_from_int_cst, array_type_nelts, purpose_member,
13960	tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
13961	host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13962	is_attribute_p, check_qualified_type, expr_align,
13963	int_size_in_bytes, bit_position, int_bit_position, byte_position,
13964	int_byte_position, list_length, fields_length, initializer_zerop,
13965	integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
13966	integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
13967	tree_node_structure, handled_component_p, get_containing_scope,
13968	decl_function_context, decl_type_context, real_zerop,
13969	type_num_arguments, fit_double_type, really_constant_p,
13970	int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
13971	compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
13972	real_twop, real_minus_onep, int_cst_value): Likewise.
13973
139742007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
13975
13976	* cfglayout.c (insn_scope, insn_line): Constify.
13977	* emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
13978	const_double_htab_hash, const_double_htab_eq,
13979	mem_attrs_htab_hash): Likewise.
13980	* loop-iv.c (biv_eq): Likewise.
13981	* print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
13982	print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
13983	debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
13984	Likewise.
13985	* rtl-error.c (location_for_asm, diagnostic_for_asm,
13986	error_for_asm, warning_for_asm, _fatal_insn,
13987	_fatal_insn_not_found): Likewise.
13988	* rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
13989	rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
13990	rtl_check_failed_type2, rtl_check_failed_code1,
13991	rtl_check_failed_code2, rtl_check_failed_code_mode,
13992	rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
13993	* rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
13994	rtl_check_failed_type2, rtl_check_failed_code1,
13995	rtl_check_failed_code2, rtl_check_failed_code_mode,
13996	rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
13997	SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
13998	shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
13999	get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
14000	mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
14001	rtx_unstable_p, get_integer_term, get_related_value,
14002	offset_within_block_p, reg_mentioned_p, count_occurrences,
14003	reg_referenced_p, reg_used_between_p, no_labels_between_p,
14004	single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
14005	reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
14006	find_reg_note, find_regno_note, find_reg_equal_equiv_note,
14007	find_constant_src, find_reg_fusage, find_regno_fusage,
14008	pure_call_p, remove_note, side_effects_p, volatile_refs_p,
14009	volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
14010	may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
14011	computed_jump_p, auto_inc_p, in_expr_list_p,
14012	remove_node_from_expr_list, loc_mentioned_in_p,
14013	label_is_jump_target_p, reversed_comparison_code_parts,
14014	debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
14015	print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
14016	print_inline_rtx): Likewise.
14017	* rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
14018	computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
14019	rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
14020	get_integer_term, get_related_value, offset_within_block_p,
14021	count_occurrences, reg_mentioned_p, no_labels_between_p,
14022	reg_used_between_p, reg_referenced_p, single_set_2,
14023	multiple_sets, set_noop_p, refers_to_regno_p,
14024	reg_overlap_mentioned_p, dead_or_set_p,
14025	covers_regno_no_parallel_p, covers_regno_p,
14026	dead_or_set_regno_p, find_reg_note, find_regno_note,
14027	find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
14028	find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
14029	remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
14030	side_effects_p, may_trap_p_1, may_trap_p,
14031	may_trap_after_code_motion_p, may_trap_or_fault_p,
14032	inequality_comparisons_p, tablejump_p, computed_jump_p_1,
14033	computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
14034	subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
14035	* simplify-rtx.c (neg_const_int, plus_minus_operand_p,
14036	mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
14037	Likewise.
14038	* toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
14039	warning_for_asm): Likewise.
14040	* tree.h (print_rtl): Likewise.
14041	* varasm.c (get_pool_mode): Likewise.
14042
140432007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14044
14045	* c-lex.c (c_lex_with_flags, lex_string): Constify.
14046	* c-ppoutput.c (print_line, pp_dir_change): Likewise.
14047	* c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
14048	* cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
14049	* cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
14050	* ddg.c (compare_sccs): Likewise.
14051	* df-scan.c (df_ref_compare, df_mw_compare): Likewise.
14052	* dfp.c (decimal_real_from_string, decimal_to_decnumber,
14053	decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
14054	decimal_do_fix_trunc, decimal_real_to_integer,
14055	decimal_real_to_integer2, decimal_real_maxval): Likewise.
14056	* dse.c (const_group_info_t): New.
14057	(invariant_group_base_eq, invariant_group_base_hash): Constify.
14058	* dwarf2out.c (const_dw_die_ref): New.
14059	(decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
14060	* tree-browser.c (TB_parent_eq): Likewise.
14061	* unwind-dw2-fde.c (__register_frame_info_bases,
14062	__deregister_frame_info_bases, fde_unencoded_compare, fde_split,
14063	add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
14064	Likewise.
14065	* unwind-dw2-fde.h (get_cie, next_fde): Likewise.
14066	* unwind-dw2.c (uw_frame_state_for): Likewise.
14067	* value-prof.c (histogram_hash, histogram_eq): Likewise.
14068	* value-prof.h (const_histogram_value): New.
14069
140702007-07-25  Richard Sandiford  <richard@codesourcery.com>
14071
14072	* config/mips/mips.c (machine_function): Add
14073	initialized_mips16_gp_pseudo_p.
14074	(mips16_gp_pseudo_reg): Do not emit the initialization of
14075	mips16_gp_pseudo_rtx when being called from the gimple cost-
14076	calculation routines; emit it on the first use outside those
14077	routines.
14078
140792007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14080
14081	* coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
14082	New.
14083
14084	* rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
14085	RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
14086	RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
14087	RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
14088	RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
14089	Preserve const-ness of parameters through use of __typeof(),
14090	also constify and tidy.
14091
14092	* tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
14093	TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
14094	NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
14095	CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
14096	OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
14097	GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
14098	PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
14099	TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
14100	TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
14101
141022007-07-25  Julian Brown  <julian@codesourcery.com>
14103	    Mark Shinwell  <shinwell@codesourcery.com>
14104
14105	* config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
14106	(alpha_mangle_type): This.
14107	(TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14108	(TARGET_MANGLE_TYPE): Define this instead.
14109	* config/arm/arm-protos.h (arm_mangle_type): Add prototype.
14110	* config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
14111	(arm_init_neon_builtins): Fix comment.
14112	(arm_mangle_map_entry): New.
14113	(arm_mangle_map): New.
14114	(arm_mangle_type): New.
14115	* config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
14116	(ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
14117	mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
14118	(TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14119	(TARGET_MANGLE_TYPE): Define this instead.
14120	* config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
14121	(ia64_mangle_type): This. Use TYPE_MAIN_VARIANT  and restrict
14122	mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
14123	(TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14124	(TARGET_MANGLE_TYPE): Define this instead.
14125	* config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
14126	to...
14127	(rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
14128	(TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14129	(TARGET_MANGLE_TYPE): Define this instead.
14130	* config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
14131	(s390_mangle_type): This.
14132	(TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14133	(TARGET_MANGLE_TYPE): Define this instead.
14134	* config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
14135	(sparc_mangle_type): This.
14136	(TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14137	(TARGET_MANGLE_TYPE): Define this instead.
14138	* cp/mangle.c (write_type): Call mangle_type target hook on all
14139	types before mangling.  Use original type, not main variant, as
14140	argument.
14141	* target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
14142	(TARGET_MANGLE_TYPE): This.
14143	* target.h (gcc_target): Rename mangle_fundamental_type to
14144	mangle_type.
14145	* doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
14146	(TARGET_MANGLE_TYPE): This. Note slightly different semantics.
14147
141482007-07-25  Julian Brown  <julian@codesourcery.com>
14149	    Paul Brook  <paul@codesourcery.com>
14150	    Joseph Myers  <joseph@codesourcery.com>
14151	    Mark Shinwell  <shinwell@codesourcery.com>
14152
14153	* Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
14154	* config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
14155	(with_fpu): Allow --with-fpu=neon.
14156	* config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
14157	* config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
14158	* config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
14159	* config/arm/arm-protos.h (neon_immediate_valid_for_move)
14160	(neon_immediate_valid_for_logic, neon_output_logic_immediate)
14161	(neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
14162	(neon_emit_pair_result_insn, neon_disambiguate_copy)
14163	(neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
14164	(output_move_neon): Add prototypes.
14165	* config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
14166	(all_fpus): Add FPUTYPE_NEON.
14167	(fp_model_for_fpu): Add NEON field.
14168	(arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
14169	(arm_arg_partial_bytes): Allow NEON vectors to be passed partially
14170	in registers.
14171	(arm_legitimate_address_p): Don't support fancy addressing for NEON
14172	structure moves.
14173	(thumb2_legitimate_address_p): Likewise.
14174	(neon_valid_immediate): Recognize and prepare constants suitable for
14175	NEON instructions.
14176	(neon_immediate_valid_for_move): New function. Recognize and prepare
14177	immediates for NEON move instructions.
14178	(neon_immediate_valid_for_logic): New function. Recognize and
14179	prepare immediates for NEON logic instructions.
14180	(neon_output_logic_immediate): New function. Create asm string
14181	suitable for outputting immediate logic instructions.
14182	(neon_pairwise_reduce): New function. Implement reduction using
14183	pairwise operations.
14184	(neon_expand_vector_init): New function. Expand a (possibly
14185	non-constant) vector initialization.
14186	(neon_vector_mem_operand): New function. Memory operands supported
14187	for quad-word loads/stores to/from ARM or NEON registers. Don't
14188	allow base+offset addressing for core regs.
14189	(neon_struct_mem_operand): New function. Valid mems for NEON
14190	structure moves.
14191	(coproc_secondary_reload_class): Enable NEON registers to be loaded
14192	from neon_vector_mem_operand addresses without a secondary register.
14193	(add_minipool_forward_ref): Handle >8-byte minipool entries.
14194	(add_minipool_backward_ref): Likewise.
14195	(dump_minipool): Likewise.
14196	(push_minipool_fix): Likewise.
14197	(output_move_quad): New function. Output quad-word moves, loads and
14198	stores using ARM registers.
14199	(output_move_vfp): Add support for vectors in VFP (NEON) D
14200	registers.
14201	(output_move_neon): Output a NEON load/store to/from a quadword
14202	register.
14203	(arm_print_operand): Implement new codes:
14204	- 'c' for unadorned integers (without a # sign).
14205	- 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
14206	mode.
14207	- 'e', 'f' for the low and high D parts of a NEON Q register.
14208	- 'q' outputs a NEON Q register.
14209	- 'h' outputs ranges of D registers for VLDM/VSTM etc.
14210	- 'T' prints NEON opcode features from a coded bitmask.
14211	- 'F' is similar to T, but signed/unsigned codes both print as
14212	'i'.
14213	- 't' is similar to T, but 'u' is printed instead of 'p'.
14214	- 'O' prints 'r' if NEON instruction should perform rounding (as
14215	specified by bitmask), else prints nothing.
14216	- '#' is a punctuation character to stop operand numbers from
14217	running together with following digits in the assembler
14218	strings for instructions (when using mode attributes).
14219	(arm_assemble_integer): Handle extra NEON vector modes. Permute
14220	constant vectors in big-endian mode, where necessary.
14221	(arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
14222	Handle EI, OI, CI, XI modes.
14223	(ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
14224	(ashrv2si3): Rename IWMMXT2_BUILTINs to...
14225	(ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
14226	(lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
14227	(neon_builtin_type_bits): Add enumeration, one bit for each vector
14228	type.
14229	(v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
14230	(v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
14231	to turn v8qi, etc. into bits defined above.
14232	(neon_itype): New enumeration. Classifications of NEON builtins.
14233	(neon_builtin_datum): Define struct. Contains information about
14234	a single builtin (with multiple modes).
14235	(CF): Define helper macro for...
14236	(VAR1...VAR10): Define builtins with a type, name and 1-10 different
14237	modes.
14238	(neon_builtin_data): New array. Define information about builtins
14239	for use during initialization/expansion.
14240	(arm_init_neon_builtins): New function.
14241	(arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
14242	true.
14243	(neon_builtin_compare): New function.
14244	(locate_neon_builtin_icode): New function. Find an insn code for a
14245	builtin given a function code for that builtin. Also return type of
14246	builtin (NEON_BINOP, NEON_UNOP etc.).
14247	(builtin_arg): New enumeration. Types of arguments for builtins.
14248	(arm_expand_neon_args): New function. Expand a generic NEON builtin.
14249	Takes a variable argument list of builtin_arg types, terminated by
14250	NEON_ARG_STOP.
14251	(arm_expand_neon_builtin): New function. Expand a NEON builtin.
14252	(neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
14253	(neon_emit_pair_result_insn): New function. Support returning pairs
14254	of vectors via a pointer.
14255	(neon_disambiguate_copy): New function. Set up operands for a
14256	multi-word copy such that registers do not get clobbered.
14257	(arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
14258	ARM_BUILTIN_NEON_BASE.
14259	(arm_file_start): Set float-abi attribute for NEON.
14260	(arm_vector_mode_supported_p): Enable NEON vector modes.
14261	(arm_mangle_map_entry): New.
14262	(arm_mangle_map): New.
14263	(arm_mangle_vector_type): New.
14264	* config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
14265	when appropriate.
14266	(TARGET_NEON): New macro. Target supports NEON.
14267	(fputype): Add FPUTYPE_NEON.
14268	(UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
14269	for vectorization based on command-line arg.
14270	(NEON_REGNO_OK_FOR_NREGS): Define.
14271	(VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
14272	(VALID_NEON_STRUCT_MODE): Define.
14273	(PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
14274	(arm_builtins): Add ARM_BUILTIN_NEON_BASE.
14275	* config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
14276	(consttable_16): Add pattern for outputting 16-byte minipool
14277	entries.
14278	(movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
14279	vec-common.md).
14280	(vec-common.md, neon.md): Include md files.
14281	* config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
14282	* config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
14283	(memory_constraint "Ut", "Un", "Us"): Define.
14284	* config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
14285	(MMX_char): New mode attribute.
14286	(addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
14287	(*add<mode>3_iwmmxt): New insn pattern.
14288	(subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
14289	(*sub<mode>3_iwmmxt): New insn pattern.
14290	(mulv4hi3): Rename to...
14291	(*mulv4hi3_iwmmxt): This.
14292	(smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
14293	(umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
14294	(uminv4hi3, uminv2si3): Remove. Replace with...
14295	(*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
14296	(*umin<mode>3_iwmmxt): These.
14297	(ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
14298	(ashr<mode>3_iwmmxt): This new pattern.
14299	(lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
14300	(lshr<mode>3_iwmmxt): This new pattern.
14301	(ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
14302	(ashl<mode>3_iwmmxt): This new pattern.
14303	* config/arm/neon-docgen.ml: New file. Generate documentation for
14304	intrinsics.
14305	* config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
14306	* config/arm/arm_neon.h: New (autogenerated).
14307	* config/arm/neon-testgen.ml: New file. Generate NEON tests
14308	automatically.
14309	* config/arm/neon.md: New file. Define NEON instructions.
14310	* config/arm/neon.ml: New file. Abstract description of NEON
14311	instructions, used to generate arm_neon.h header, documentation and
14312	tests.
14313	* config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
14314	* vec-common.md: New file. Shared parts for iWMMXt and NEON vector
14315	support.
14316	* doc/extend.texi (ARM Built-in Functions): Rename and remove
14317	extraneous comma.
14318	(ARM NEON Intrinsics): New subsection.
14319	* doc/arm-neon-intrinsics.texi: New (autogenerated).
14320
143212007-07-25  Danny Smith   <dannysmith@users.sourceforge.net>
14322
14323	* config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
14324	prototype.
14325
143262007-07-24  Jan Hubicka  <jh@suse.cz>
14327
14328	* regclass.c (move_table): New type.
14329	(move_cost, may_move_in_cost, may_move_out_cost): Use it.
14330	(init_move_cost): Break out from ...
14331	(init_reg_sets_1): ... here; simplify computation of
14332	have_regs-of_mode and contains_reg_of_mode.
14333	(record_reg_classes): Unswitch internal loops.
14334	(copy_cost): Trigger lazy initialization of move cost
14335	(record_address_regs): Likewise.
14336
143372007-07-24  Daniel Berlin  <dberlin@dberlin.org>
14338
14339	* config/darwin.c (darwin_override_options): Don't force on
14340	flag_var_tracking_uninit when no debug info is requested.
14341
143422007-07-25  Zdenek Dvorak  <dvorakz@suse.cz>
14343
14344	* cfgloop.c (init_loops_structure): New function.
14345	(flow_loops_find): Create root of the loop tree unconditionally.
14346
143472007-07-24  Daniel Jacobowitz  <dan@codesourcery.com>
14348
14349	* tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
14350
143512007-07-24  Jan Hubicka  <jh@suse.cz>
14352
14353	* caller-save.c: Include ggc.h, gt-caller-save.h
14354	(reg_save_code, reg_restore_code): Rename to ...
14355	(cached_reg_save_code, cached_reg_restore_code): ... those.
14356	(savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
14357	(reg_save_code, reg_restore_code): New functions.
14358	(init_caller_save): Do not intialize
14359	reg_save_code/reg_restore_code tables.
14360	* Makefile.in: (gt-caller-save.h): New.
14361
143622007-07-24  Andreas Krebbel  <krebbel1@de.ibm.com>
14363
14364	* tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
14365	with the mode of the original operand instead of
14366	integer_one_node.
14367
143682007-07-23  Jan Hubicka  <jH@suse.cz>
14369
14370	* config/i386/i386.c (ix86_secondary_memory_needed): Break out to...
14371	(inline_secondary_memory_needed): ... here.
14372	(ix86_memory_move_cost): Break out to ...
14373	(inline_memory_move_cost): ... here; add support for IN value of 2 for
14374	maximum of input and output; fix handling of Q_REGS on 64bit.
14375	(ix86_secondary_memory_needed): Microoptimize.
14376
143772007-07-23  Sebastian Pop  <sebpop@gmail.com>
14378
14379	* tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
14380	create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
14381	stmts_from_loop, known_dependences_p, build_rdg): New.
14382	* tree-data-ref.h: Depends on graphds.h.
14383	(rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
14384	(build_rdg): Declared.
14385	* Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
14386
143872007-07-23  Daniel Berlin  <dberlin@dberlin.org>
14388
14389	* tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
14390	ccp_min_invariant.
14391
143922007-07-23  Peter Bergner  <bergner@vnet.ibm.com>
14393	    Jakub Jelinek  <jakub@redhat.com>
14394
14395	PR middle-end/PR28690
14396	* optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
14397	EQ compares.
14398	* rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
14399	and MEM_POINTER operands over REG and MEM operands.
14400	(swap_commutative_operands_p): Change return value to bool.
14401	* rtl.h: Update the corresponding prototype.
14402	* tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
14403	instead of gen_rtx_PLUS.
14404	* simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
14405	value to bool.  Change function arguments to rtx's and update code
14406	to match.
14407	(simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
14408	calls to match the new declaration.
14409	* simplify-rtx.c (simplify_associative_operation): Don't
14410	reorder simplify_binary_operation arguments.
14411
144122007-07-23  Richard Sandiford  <richard@codesourcery.com>
14413
14414	* config/mips/mips.c (override_options): Use mips_costs to derive
14415	the default branch cost.
14416	* config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
14417	than mips_costs.
14418	* config/mips/mips.opt (mbranch-cost=): New option.
14419	* doc/invoke.texi (-mbranch-cost): Document new MIPS option.
14420
144212007-07-23  Richard Sandiford  <richard@codesourcery.com>
14422
14423	* config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
14424	(SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
14425	* config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
14426	instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
14427
144282007-07-23  Richard Sandiford  <richard@codesourcery.com>
14429
14430	* config/mips/constraints.md (ks): New constraint.
14431	* config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
14432	(*add<mode>3_mips16): ...here.
14433
144342007-07-21  Uros Bizjak  <ubizjak@gmail.com>
14435
14436	* optabs.h (enum optab_index): Add new OTI_signbit.
14437	(signbit_optab): Define corresponding macro.
14438	(enum insn_code signbit_optab[]): Remove array.
14439	* optabs.c (init_optabs): Initialize signbit_optab using init_optab.
14440	(expand_copysign_absneg): If back end provides signbit insn, use it
14441	instead of bit operations on floating point argument.
14442	* builtins.c (enum insn_code signbit_optab[]): Remove array.
14443	(expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
14444	for availability of signbit insn.
14445
14446	* config/i386/i386.md (signbit<mode>2): New insn pattern to implement
14447	signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
14448	SSE mode is not active.
14449	(isinf<mode>2): Disable for mfpmath=sse,387.
14450
144512007-07-22  Ben Elliston  <bje@au.ibm.com>
14452
14453	* regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
14454	`class' parameter.
14455	* struct-equiv.c (note_local_live): Likewise for `y_regno'.
14456
144572007-07-20  Richard Guenther  <rguenther@suse.de>
14458
14459	* tree-cfg.c (verify_expr): COND_EXPRs can have any
14460	integral typed condition.
14461	* tree-ssa.c (useless_type_conversion_p): Do not preserve
14462	booleanness.  Only preserve conversions from a non-base
14463	type to a base type, not in general between types with
14464	different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
14465	* tree.def (COND_EXPR): Document that the condition
14466	can be of any integral type.
14467
144682007-07-20  Nigel Stephens  <nigel@mips.com>
14469	    Richard Sandiford  <richard@codesourcery.com>
14470
14471	* config/mips/mips.h (mips_dwarf_regno): Declare.
14472	(DBX_REGISTER_NUMBER): Remove redundant brackets.
14473	(HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
14474	(AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
14475	(AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
14476	(reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14477	(REG_CLASS_NAMES): Update accordingly.
14478	* config/mips/mips.c (mips_dwarf_regno): New array.
14479	(mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14480	(mips_subword): Remove special handling for accumulator registers.
14481	(override_options): Initiailize mips_dwarf_regno.  Remove use
14482	of ACC_HI_REG_P.
14483	(mips_swap_registers): New function.
14484	(mips_conditional_register_usage): Swap accumulator registers
14485	around if TARGET_LITTLE_ENDIAN.
14486	(mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
14487	* config/mips/constraints.md (h, l): Use the endianness to choose
14488	between MD0_REG and MD1_REG.
14489	* config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
14490	alternative-dependent template.
14491
144922007-07-20  Richard Sandiford  <richard@codesourcery.com>
14493
14494	* config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
14495	no_new_pseudos.
14496
144972007-07-20  Zdenek Dvorak  <dvorakz@suse.cz>
14498
14499	* function.c (thread_prologue_and_epilogue_insns): Fix exit
14500	predecessor fallthru flags.
14501
145022007-07-20  Zdenek Dvorak  <dvorakz@suse.cz>
14503
14504	* tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
14505	of compare to the same type.
14506	* cfgloopmanip.c (add_loop): Update information about loop exits.
14507	(loop_version): Remove the innermost loop requirement.
14508	* tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
14509	to sizetype for pointers.
14510
145112007-07-18  H.J. Lu  <hongjiu.lu@intel.com>
14512
14513	* Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
14514	(D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
14515	(D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
14516
14517	* config/dfp-bit.c: Empty for TFmode conversions.
14518
145192007-07-18  Caroline Tice  <ctice@apple.com>
14520
14521	* var-tracking.c (find_src_status): Check for  COND_EXEC insns
14522	and handle them correctly; check that src is not NULL before
14523	trying to use it.
14524	(find_src_set_src): Likewise.
14525
145262007-07-18  Bob Wilson  <bob.wilson@acm.org>
14527
14528	* config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
14529	(struct alignment_context, init_alignment_context): New.
14530	(xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
14531	* config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
14532	(XCHAL_HAVE_S32C1I): Likewise.
14533	(TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
14534	* config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
14535	(UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
14536	(ATOMIC, HQI): New macros.
14537	(memory_barrier, *memory_barrier): New.
14538	(sync_lock_releasesi): New.
14539	(sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
14540	(sync_lock_test_and_set<mode>): New.
14541	(sync_<atomic><mode>): New.
14542	(sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
14543	* config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
14544	(xtensa_expand_atomic): New.
14545
145462007-07-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14547
14548	PR target/30652
14549
14550	* builtins.c (expand_builtin_interclass_mathfn): Provide a generic
14551	transformation for builtin ISNORMAL.
14552	(expand_builtin): Handle BUILT_IN_ISNORMAL.
14553	* builtins.def (BUILT_IN_ISNORMAL): New.
14554	* doc/extend.texi: Document isnormal.
14555
145562007-07-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14557
14558	PR target/30652
14559
14560	* builtins.c (expand_builtin_interclass_mathfn): Allow for missing
14561	optabs infrastructure.  Provide generic implementation for
14562	FINITE/ISFINITE.
14563	(expand_builtin): Handle FINITE/ISFINITE.
14564	(fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
14565	(fold_builtin_1): Likewise.
14566
14567	* builtins.def (BUILT_IN_ISFINITE): New.
14568
14569	* doc/extend.texi: Document isfinite.
14570
145712007-07-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14572
14573	PR target/30652
14574	PR middle-end/20558
14575
14576	* builtins.c (expand_builtin_interclass_mathfn): Provide a
14577	generic fallback for isinf.
14578	* c-cppbuiltin.c (builtin_define_float_constants): Move FP max
14579	calculation code ...
14580	* real.c (get_max_float): ... to here.
14581	* real.h (get_max_float): New.
14582
145832007-07-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14584
14585	PR middle-end/32668
14586
14587	* builtin-attrs.def (ATTR_TYPEGENERIC,
14588	ATTR_CONST_NOTHROW_TYPEGENERIC): New.
14589
14590	* builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
14591	BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
14592	BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
14593	BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
14594
14595	* c-common.c (handle_type_generic_attribute): New.
14596	(c_common_attribute_table): Add "type generic".
14597
14598	* c-typeck.c (convert_arguments): Handle "type generic" functions.
14599
146002007-07-18  Daniel Berlin  <dberlin@dberlin.org>
14601
14602	* tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
14603	* tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
14604	properly.
14605
146062007-07-18  Rask Ingemann Lambertsen  <rask@sygehus.dk>
14607
14608	PR target/32808
14609	* config/cris/cris.c (cris_print_index): Don't use XEXP before
14610	checking that the operand is an expression.
14611
146122007-07-19  Christoph von Wittich  <Christoph_vW@reactos.org>
14613	    Danny Smith  <dannysmith@users.sourceforge.net>
14614
14615	PR/other 30335
14616	* config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
14617	file mapping object in local namespace if Windows version later
14618	than NT4
14619
146202007-07-18  Richard Sandiford  <richard@codesourcery.com>
14621
14622	* config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
14623	* config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
14624	arm_cannot_force_const_mem.
14625	(arm_cannot_force_const_mem): New function.
14626	* config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
14627	(LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
14628	of arm_tls_referenced_p.
14629	* config/arm/arm.md (movsi): Split out-of-section constants when
14630	ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
14631	* config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14632
146332007-07-18  Richard Sandiford  <richard@codesourcery.com>
14634
14635	* config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
14636
146372007-07-18  Richard Sandiford  <richard@codesourcery.com>
14638
14639	* config/mips/mips.md (*extendqihi2): Convert the destination
14640	to SImode.
14641
146422007-07-17  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14643
14644	* config/pa/fptr.c: Update license header.
14645	* config/pa/milli64.S: Likewise.
14646
146472007-07-17  Nick Clifton  <nickc@redhat.com>
14648
14649	* COPYING_v3: New file.  Contains version 3 of the GNU General
14650	Public License.
14651	* COPYING.LIB_v3: New file.  Contains version 3 of the GNU
14652	Lesser General Public License.
14653	* doc/include/gpl_v3.texi: New file.  Contains version 3 of
14654	the GNU General Public License.
14655
146562007-07-17  Zdenek Dvorak  <dvorakz@suse.cz>
14657
14658	PR rtl-optimization/32773
14659	* cfglayout.c (force_one_exit_fallthru): New function.
14660	(cfg_layout_finalize): Use it.
14661
146622007-07-16  Richard Guenther  <rguenther@suse.de>
14663	    Uros Bizjak  <ubizjak@gmail.com>
14664
14665	* tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
14666	before forcing it to gimple operand.
14667
146682007-07-16  Sandra Loosemore  <sandra@codesourcery.com>
14669	    David Ung  <davidu@mips.com>
14670
14671	* config/mips/mips.h (TUNE_24K): Define.
14672	(TUNE_MACC_CHAINS): Add TUNE_24K.
14673	* config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
14674	imadd.
14675	* config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
14676	(r74k_int_madd): .. this new reservation.
14677	(define_bypass): Fixed bypasses for r74k_int_madd to use
14678	mips_linked_madd_p.
14679	* config/mips/24k.md (define_bypass): Define new
14680	r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
14681
146822007-07-16  Sandra Loosemore  <sandra@codesourcery.com>
14683	    Nigel Stephens  <nigel@mips.com>
14684
14685	* config/mips/mips.md: Include 20kc.md.
14686	* config/mips/20kc.md: New file.
14687	* config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
14688	(mips_adjust_cost): Tweak for 20Kc.
14689	(mips_issue_rate): Likewise.
14690	* config/mips/mips.h (TUNE_20KC): Define.
14691
146922007-07-16  David Edelsohn  <edelsohn@gnu.og>
14693
14694	* config/rs6000/rs6000.c (struct processor_cost): Add
14695	cache_line_size, l1_cache_lines, and simultaneous_prefetches
14696	fields.
14697	(*_cost): Add cache information.
14698	(rs6000_override_options): Set cache parameters.
14699
147002007-07-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
14701
14702	PR bootstrap/3456
14703	* config.gcc (mips-sgi-irix[56]*): Enable pthread support.
14704	* doc/install.texi (mips-sgi-irix6): pthread support works now.
14705
147062007-07-16  Paul Brook  <paul@codesourcery.com>
14707
14708	PR target/32753
14709	* config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
14710	(cirrus_thumb2_movsi_insn): Ditto.
14711
147122007-07-15  Geoffrey Keating  <geoffk@apple.com>
14713
14714	* config/rs6000/darwin-fallback.c (interpret_libc): Change
14715	CR2_REGNO to R_CR2.
14716
147172007-07-15  Andrew Haley  <aph@redhat.com>
14718
14719	* unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
14720	before looking in the context.
14721
147222007-07-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14723
14724	PR middle-end/32398
14725	PR middle-end/32769
14726	* pa-protos.h (pa_eh_return_handler_rtx): Declare.
14727	* pa.c (pa_extra_live_on_entry, rp_saved): Declare.
14728	(TARGET_EXTRA_LIVE_ON_ENTRY): Define.
14729	(pa_output_function_prologue): Use rp_saved and
14730	current_function_is_leaf to generate .CALLINFO statement.
14731	(hppa_expand_prologue): Set rp_saved.
14732	(hppa_expand_epilogue): Use rp_saved.
14733	(pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
14734	* pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
14735
147362007-07-14  Dirk Mueller  <dmueller@suse.de>
14737
14738	* omega.c (coalesce): Fix memory leak on early exit.
14739	* matrix-reorg.c (check_allocation_function): Likewise.
14740	* tree-vect-transform.c (vect_get_new_vect_var): free result
14741	of concat().
14742	* bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
14743	pass pointer to edge vector
14744	(partition_hot_cold_basic_blocks): Fix memory leak.
14745	* collect2.c (prefix_from_string): Free temporary storage.
14746	* reload1.c (fixup_abnormal_edges): Free sbitmap.
14747
147482007-07-14  Kaz Kojima  <kkojima@gcc.gnu.org>
14749
14750	* config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
14751	(DO_GLOBAL_DTORS_BODY): Likewise.
14752
147532007-07-14  Sandra Loosemore  <sandra@codesourcery.com>
14754	    Nigel Stephens  <nigel@mips.com>
14755
14756	* config/mips/mips.c (mips_classify_symbol): Don't return
14757	SYMBOL_SMALL_DATA for constant pool addresses if
14758	TARGET_EMBEDDED_DATA is true.
14759
147602007-07-14  Uros Bizjak  <ubizjak@gmail.com>
14761
14762	* config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
14763	except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
14764	__builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
14765	__builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
14766	__builtin_ia32_storehps, __builtin_ia32_storelps,
14767	__builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
14768	__builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
14769	__builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
14770	__builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
14771	__builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
14772	__builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
14773	__builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
14774	__builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
14775	using def_builtin_const.
14776
147772007-07-14  Eric Botcazou  <ebotcazou@adacore.com>
14778
14779	PR tree-optimization/32705
14780	* tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
14781	(simplify_binary_expression): Use SSA_VAL consistently.
14782
147832007-07-13  David Edelsohn  <edelsohn@gnu.org>
14784
14785	* config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
14786	(SPEFSCR_REGNO): Delete definition.
14787	* config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
14788	COUNT_REGISTER_REGNUM -> CTR_REGNO.
14789	* config/rs6000/rs6000.h: Do not define *_REGNO.
14790	LINK_REGISTER_REGNUM -> LR_REGNO.
14791	COUNT_REGISTER_REGNUM -> CTR_REGNO.
14792	* config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> 	LR_REGNO.
14793	COUNT_REGISTER_REGNUM -> CTR_REGNO.
14794	* config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
14795	R_VRSAVE, R_VSCR. Use them.
14796	* config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
14797	R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR.  Use them.
14798	* config/rs6000/rs6000.md: Define REGNO constants.  Use them.
14799	* config/rs6000/aix.h: Define R_LR.  Use it.
14800
148012007-07-13  Caroline Tice  <ctice@apple.com>
14802
14803	* toplev.c (process_options): Turn flag_var_tracking_uninit off when
14804	flag_var_tracking is explicitly turned off (i.e. when variable
14805	tracking is not feasible); otherwise, turn flag_var_tracking on when
14806	flag_var_tracking_uninit is on.
14807	* rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
14808	note definitions, to allow recording of initialization status in the
14809	notes.
14810	* dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
14811	(add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
14812	determine if two note locations are equal.
14813	(output_loc_list): Don't output list entries whose start & end labels
14814	are the same.
14815	(reg_loc_descriptor): Add parameter for initialization status; pass it
14816	to other loc descriptor functions.
14817	(one_reg_loc_descriptor): Add parameter for initialization status;
14818	check its value and add DW_OP_GNU_uninit to returned loc descr if
14819	appropriate.
14820	(multiple_reg_loc_descriptor): Add parameter for initialization
14821	status;
14822	pass init status argument to other loc descriptor functions; check
14823	value of intialization parameter and add DW_OP_GNU_uninit to returned
14824	loc descr if appropriate.
14825	(based_loc_descr): Add parameter for initialization status; add new
14826	variable for return value; check value of initialization parameter and
14827	add DW_OP_GNU_uninit to returned loc descr if appropriate.
14828	(concatn_mem_loc_descriptor): Add parameter for initialization status;
14829	pass init status argument to other loc descriptor functions; check
14830	value of intialization parameter and add DW_OP_GNU_uninit to returned
14831	loc descr if appropriate.
14832	(mem_loc_descriptor): Likewise.
14833	(concat_loc_descriptor): Likewise.
14834	(concatn_loc_descriptor): Likewise.
14835	(loc_descriptor): Add parameter for initialization status; pass it as
14836	argument to other loc descriptor function calls.
14837	(loc_descriptor_from_tree_1): Add appropriate initialization status
14838	to loc descriptor function calls.
14839	(add_location_or_const_value_attribute): Get initialization status
14840	from VAR_LOCATION note; add initialization status to loc descriptor
14841	function calls.
14842	* dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
14843	* print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
14844	status is uninitialized, add "[uninint]" to output.
14845	* common.opt (fvar-tracking-uninit): New option, similar to
14846	fvar-tracking, to turn on tracking of uninitialized variables; creates
14847	a new global flag, flag_var_tracking_uninit.
14848	* rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
14849	(enum var_init_status): New type, for var initialization status field.
14850	* var-tracking.c (struct location_chain_def): Two new fields, init,
14851	for initialization status, and set_src for the assignment value expr.
14852	(unshare_variable): New parameter for initialization status;
14853	initialize new init and set_src fields.
14854	(var_reg_set): New parameters for initialization status and value;
14855	pass them to set_variable_part.
14856	(var_mem_set): Likewise.
14857	(get_init_value): New function.
14858	(var_reg_delete_and_set): New initialization status & value
14859	parameters; add call to get_init_value if status is unknown; pass new
14860	parameters to clobber_variable_part and var_reg_set.
14861	(var_mem_delete_and_set): Likewise.
14862	(var_reg_delete): Pass null set_src value to clobber_variable_part.
14863	(var_mem_delete): Likewise.
14864	(variable_union): Pass status to unshare_variable; initialize new init
14865	and set_src fields. If flag_var_tracking_uninit is not set, force
14866	status to initialized.
14867	(add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
14868	used later to get the set_src value.
14869	(find_src_status): New function.
14870	(find_src_set_src): New function.
14871	(compute_bb_dataflow): Pass init status to calls to var_reg_set,
14872	var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
14873	MO_SET, get set_src value and pass it to var_reg_delete_and_set
14874	and var_mem_delete_and_set.
14875	(dump_variable): Print out "[uninit]" if appropriate.
14876	(set_variable_part): Add new initialization and set_src parameters;
14877	pass status to unshare_variable; set node->init and node- >set_src
14878	fields and modify slot in hash table appropriately; save the init and
14879	set_src values if appropriate and assign to the new node.
14880	(clobber_variable_part): New set_src parameter; if two nodes have
14881	same variable and same location but different set_src (assignment)
14882	values, clobber old node.
14883	(delete_variable_part): Pass init status to unshare_variable.
14884	(emit_note_insn_var_location): Add initialized var; assign var's init
14885	status to new 'initialized'; pass new init status field to calls to
14886	gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
14887	status to initialized.
14888	(emit_notes_in_bb): Pass initialization status to calls to
14889	var_reg_set, var_mem_set, var_reg_delete_and_set and
14890	var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
14891	var_reg_delete_and_set and var_mem_delete_and_set; call
14892	emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
14893	make up for change in add_stores.
14894	(vt_add_function_parameters): Add status to calls to
14895	set_variable_part.
14896	* config/darwin.c (darwin_override_options): Turn on uninitialized
14897	tracking automatically, if var_tracking is on and the system is
14898	10.5 or higher.
14899
149002007-07-13  Sa Liu  <saliu@de.ibm.com>
14901
14902	* config.gcc: Add options for arch and tune on SPU.
14903	* config/spu/predicates.md: Add constant operands 0 and 1.
14904	* config/spu/spu-builtins.def: Add builtins for double precision
14905	floating point comparison: si_dfceq, si_dfcmeq,	si_dfcgt, si_dfcmgt,
14906	si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
14907	spu_testsv.
14908	* config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
14909	a CELLEDP target.
14910	* config/spu/spu-protos.h: Add new function prototypes.
14911	* config/spu/spu.c (spu_override_options): Check options -march and
14912	-mtune.
14913	(spu_comp_icode): Add comparison code for DFmode and vector mode.
14914	(spu_emit_branch_or_set): Use the new code for DFmode and vector
14915	mode comparison.
14916	(spu_const_from_int): New.  Create a vector constant from 4 ints.
14917	(get_vec_cmp_insn): New.  Get insn index of vector compare instruction.
14918	(spu_emit_vector_compare): New.  Emit vector compare.
14919	(spu_emit_vector_cond_expr): New.  Emit vector conditional expression.
14920	* config/spu/spu.h: Add options -march and -mtune.  Define processor
14921	types PROCESSOR_CELL and PROCESSOR_CELLEDP.  Define macro
14922	CANONICALIZE_COMPARISON.
14923	* config/spu/spu.md: Add new insns for double precision compare
14924	and double precision vector compare.  Add vcond and smax/smin patterns
14925	to enable DFmode vector conditional expression.
14926	* config/spu/spu.opt: Add options -march and -mtune.
14927	* config/spu/spu_internals.h: Add builtins for CELLEDP target:
14928	si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv.  Add builtin for
14929	both CELL and CELLEDP targets: spu_testsv.
14930	* config/spu/spu_intrinsics.h: Add flag mnemonics for test special
14931	values.
14932
149332007-07-13  Richard Guenther  <rguenther@suse.de>
14934
14935	PR tree-optimization/32721
14936	* tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
14937	TREE_THIS_VOLATILE on the folded reference.
14938	* tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
14939	if the array reference has TREE_THIS_VOLATILE set.
14940
149412007-07-13  H.J. Lu  <hongjiu.lu@intel.com>
14942
14943	PR other/32188
14944	* doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
14945
149462007-07-13  Andreas Schwab  <schwab@suse.de>
14947
14948	* gengtype-lex.l: Allow declarations to be indented.
14949
149502007-07-12  Geoffrey Keating  <geoffk@apple.com>
14951
14952	* ginclude/tgmath.h: New.
14953	* config.gcc: Use GCC's tgmath.h on non-glibc systems.
14954	* doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
14955	* configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
14956	* configure: Regenerate.
14957
149582007-07-13  Kaz Kojima  <kkojima@gcc.gnu.org>
14959
14960	* config/sh/linux-unwind.h (sh_fallback_frame_state): Use
14961	correct index when setting register save state for xd
14962	registers.
14963
149642007-07-13  Kaz Kojima  <kkojima@gcc.gnu.org>
14965
14966	* config/sh/sh.c (mark_use): Remove.
14967
149682007-07-12  Paul Brook  <paul@codesourcery.com>
14969
14970	* config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
14971	reg does not overlap return value.
14972
149732007-07-12  Daniel Berlin  <dberlin@dberlin.org>
14974
14975	* tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
14976	(set_expression_vuses): Ditto.
14977	(init_pre): Initialize expression_vuses.
14978
149792007-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
14980
14981	* config/i386/sse.md (storentdf, storentsf): New.
14982
149832007-07-12  Geoffrey Keating  <geoffk@apple.com>
14984
14985	* builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
14986	FUNCTION_DECL.
14987	* tree.c (build_decl_stat): Move code from here...
14988	(make_node_stat): ... to here.  Don't uselessly clear DECL_USER_ALIGN.
14989	(expr_align): Honor DECL_ALIGN on a FUNCTION_DECL.  Add comment
14990	about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
14991	* tree.h (DECL_USER_ALIGN): Fix misplaced comment.
14992	* varasm.c (assemble_start_function): Use DECL_ALIGN instead of
14993	FUNCTION_BOUNDARY.
14994
149952007-07-12  Dorit Nuzman  <dorit@il.ibm.com>
14996	    Devang Patel  <dpatel@apple.com>
14997
14998	PR tree-optimization/25413
14999	* targhooks.c (default_builtin_vector_alignment_reachable): New.
15000	* targhooks.h (default_builtin_vector_alignment_reachable): New.
15001	* tree.h (contains_packed_reference): New.
15002	* expr.c (contains_packed_reference): New.
15003	* tree-vect-analyze.c (vector_alignment_reachable_p): New.
15004	(vect_enhance_data_refs_alignment): Call
15005	vector_alignment_reachable_p.
15006	* target.h (vector_alignment_reachable): New builtin.
15007	* target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
15008	* config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
15009	(TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
15010
150112007-07-12  Dorit Nuzman  <dorit@il.ibm.com>
15012
15013	* target.h (builtin_vectorization_cost): Add new target builtin.
15014	* target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
15015	* tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
15016	(TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
15017	* tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
15018	uninitialized variables.
15019	* tree-vect-transform.c (cost_for_stmt): New function.
15020	(vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
15021	using cost 1 for all scalar stmts. Be less conservative when
15022	estimating the number of prologue/epulogue iterations. Call
15023	targetm.vectorize.builtin_vectorization_cost. Return
15024	min_profitable_iters-1.
15025	(vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
15026	initialization cost instead of TARG_VEC_STMT_COST. Use
15027	TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
15028	epilogue code. Fix epilogue cost computation.
15029	* config/spu/spu.c (spu_builtin_vectorization_cost): New.
15030	(TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
15031	* config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
15032	(TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
15033	(TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
15034	(TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
15035
150362007-07-12  Richard Guenther  <rguenther@suse.de>
15037
15038	* gimplify.c (gimplify_conversion): Make sure that the result
15039	from maybe_fold_offset_to_reference is trivially convertible
15040	to the desired type before doing the simplification.
15041	(gimplify_expr): Likewise.
15042	* fold-const.c (fold_binary): Use the correct types for
15043	building the simplified expression.
15044
150452007-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
15046
15047	PR rtl-optimization/32729
15048	* cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
15049	that fallthru to exit.
15050
150512007-07-12  Kaz Kojima  <kkojima@gcc.gnu.org>
15052
15053	* config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
15054	(symDTPOFF2reg): Likewise.
15055
150562007-07-11  Daniel Berlin  <dberlin@dberlin.org>
15057
15058	PR tree-optimization/32663
15059
15060	* tree.h (VALUE_HANDLE_VUSES): Remove.
15061	(struct tree_value_handle): Remove vuses.
15062
15063	* tree-vn.c (create_value_handle_for_expr): Don't set
15064	VALUE_HANDLE_VUSES.
15065
15066	* tree-ssa-pre.c (expression_vuses): New.
15067	(alloc_expression_id): Set up expression_vuses.
15068	(get_expression_vuses): New.
15069	(set_expression_vuses): Ditto.
15070	(clear_expression_ids): Modify for expression_vuses.
15071	(phi_translate_1): Ditto.
15072	(phi_translate_set): Ditto.
15073	(value_dies_in_block_x): Ditto
15074	(valid_in_sets): Ditto.
15075	(add_to_sets): Ditto.
15076	(find_existing_value_expr): Ditto.
15077	(create_value_handle_for_expr): Ditto.
15078	(make_values_for_stmt): Ditto.
15079	(vuse_equiv): Remove.
15080
150812007-07-11  Alexandre Oliva  <aoliva@redhat.com>
15082
15083	* Makefile.in (mostlyclean): Remove object files.
15084
150852007-07-11  Kenneth Zadeck <zadeck@naturalbridge.com>
15086
15087	* toplev.c (no_new_pseudos): Deleted.
15088	* rtl.h (no_new_pseudos): Deleted.
15089	* tree-pass.h (pass_no_new_pseudos): Deleted.
15090	* passes.c (pass_no_new_pseudos): Deleted.
15091	* final.c (rest_of_clean_state): Removed no_new_pseudos.
15092	(rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
15093	* struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
15094	reload_completed.
15095	* cfgcleanup.c (try_crossjump_to_edge): Ditto.
15096	* rtlhooks.c (gen_lowpart_general): Ditto.
15097	* optabs.c (prepare_operand): Ditto.
15098	* mode-switching.c (rest_of_handle_mode_switching): Deleted set of
15099	no_new_pseudos.
15100	* modulo-sched.c (rest_of_handle_sms): Ditto.
15101	* see.c (rest_of_handle_see): Ditto.
15102	* ifcvt.c (if_convert): Ditto.
15103	(gate_handle_if_after_combine): Replaced no_new_pseudos with
15104	reload_completed.
15105	* init-regs.c (gate_initialize_regs): Deleted set of
15106	no_new_pseudos.
15107	* lower-subreg.c (decompose_multiword_subregs): Ditto.
15108	* bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
15109	* doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
15110
151112007-07-11  Uros Bizjak  <ubizjak@gmail.com>
15112
15113	PR target/32661
15114	* config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
15115	(*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
15116	(*vec_extractv2di_1_rex64): New insn pattern.
15117
151182007-07-11  David Daney  <ddaney@avtrex.com>
15119
15120	* config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
15121	return address calculation.  Substitute DWARF_ALT_FRAME_RETURN_COLUMN
15122	for SIGNAL_UNWIND_RETURN_COLUMN.
15123	* config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
15124	(DWARF_FRAME_REGNUM): Rewrite.
15125	(DWARF_ALT_FRAME_RETURN_COLUMN) Define.
15126
151272007-07-11  Nick Clifton  <nickc@redhat.com>
15128
15129	* config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
15130	delta and use gen_int_mode in place of GET_INT instead.
15131
151322007-07-11  Uros Bizjak  <ubizjak@gmail.com>
15133
15134	* reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
15135	and letter field.
15136
151372007-07-11  Douglas Gregor  <doug.gregor@gmail.com>
15138
15139	* params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
15140	(PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
15141	types or not.
15142	* params.h (VERIFY_CANONICAL_TYPES): Remove.
15143	(USE_CANONICAL_TYPES): New.
15144	* doc/invoke.texi (verify-canonical-types): Remove.
15145	(use-canonical-types): Add.
15146
151472007-07-11  Ulrich Weigand  <uweigand@de.ibm.com>
15148
15149	* config/spu/spu.c (spu_optimization_options): Remove setting of
15150	parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
15151	(spu_override_options): Move it here.
15152
151532007-07-11  Richard Sandiford  <richard@codesourcery.com>
15154
15155	* config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
15156	* config/mips/mips.c (mips_cpu_info_table): Mention
15157	MIPS_ISA_LEVEL_SPEC in the comment.
15158
151592007-07-11  Eric Botcazou  <ebotcazou@adacore.com>
15160
15161	PR tree-optimization/32713
15162	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
15163
151642007-07-11  Paolo Carlini  <pcarlini@suse.de>
15165
15166	PR middle-end/30482
15167	* c-opts.c (c_common_post_options): Do not change flag_complex_method
15168	conditional to flag_isoc99.
15169	(c_common_init_options): Do it here, unconditionally.
15170
151712007-07-11  Eric Botcazou  <ebotcazou@adacore.com>
15172
15173	PR tree-optimization/32589
15174	* doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
15175	* tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
15176	* tree-ssa-propagate.c (valid_gimple_expression_p): New
15177	predicate, extracted from...
15178	(set_rhs): ...here.  Call it for the expression on entry.
15179	* tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
15180	* tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
15181	(simplify_binary_expression): Use valid_gimple_expression_p
15182	to validate the simplification.
15183	* Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
15184
151852007-07-11  Danny Smith  <dannysmith@users.sourceforge.net>
15186
15187	* config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
15188	DWARF2_DEBUG on 32 bit target too.
15189	(DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
15190
151912007-07-11  Nick Clifton  <nickc@redhat.com>
15192
15193	* config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
15194	version for 64-bit hosts.
15195
151962007-07-10  David Daney  <ddaney@avtrex.com>
15197
15198	* config/mips/mips.h (ISA_HAS_SYNCI): New target capability
15199	predicate.
15200	(INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of  library
15201	call.
15202	* config/mips/mips.c (mips_expand_synci_loop): New function.
15203	* config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
15204	(UNSPEC_RDHWR): Same.
15205	(UNSPEC_SYNCI): Same.
15206	(UNSPEC_SYNC): Same.
15207	(clear_cache): New expand.
15208	(sync): New insn.
15209	(synci): Same.
15210	(rdhwr): Same.
15211	(clear_hazard): Same.
15212	* config/mips/mips-protos.h (mips_expand_synci_loop): Declare
15213	function.
15214	* testsuite/gcc.target/mips/clear-cache-1.c: New test.
15215	* testsuite/gcc.target/mips/clear-cache-2.c: New test.
15216
152172007-07-10  Ian Lance Taylor  <iant@google.com>
15218
15219	* emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
15220	no_new_pseudos.
15221
152222007-07-10  David Daney  <ddaney@avtrex.com>
15223
15224	* builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
15225	* builtins.c (expand_builtin___clear_cache): New function.
15226	(expand_builtin): Call expand_builtin___clear_cache for
15227	BUILT_IN_CLEAR_CACHE case.
15228	* doc/extend.texi (__builtin___clear_cache): Document new builtin.
15229	* doc/md.texi (clear_cache): Document new instruction pattern.
15230	* testsuite/gcc.dg/builtins-64.c: New test.
15231
152322007-07-11  Hans-Peter Nilsson  <hp@axis.com>
15233
15234	* config/cris/cris.md ("movsi"): Fix typo in last change.
15235
152362007-07-09  Geoffrey Keating  <geoffk@apple.com>
15237
15238	PR 32617
15239	* c-common.c (c_alignof_expr): Look at DECL_ALIGN of
15240	FUNCTION_DECLs.
15241	(handle_aligned_attribute): Allow use on FUNCTION_DECLs.
15242	* varasm.c (assemble_start_function): Honor DECL_ALIGN
15243	for FUNCTION_DECLs.  Don't use align_functions_log if
15244	DECL_USER_ALIGN.
15245	* print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
15246	even for FUNCTION_DECLs.
15247	* c-decl.c (merge_decls): Propagate DECL_ALIGN even for
15248	FUNCTION_DECLs.
15249	* tree.h (DECL_ALIGN): Update for new location of 'align'.
15250	(DECL_FUNCTION_CODE): Update for new location and name of
15251	'function_code'.
15252	(DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
15253	(struct tree_decl_common): Move 'align' and 'off_align' out
15254	of union, ensure they're still on a 32-bit boundary.  Remove
15255	other fields in union 'u1'.
15256	(struct tree_function_decl): Add field 'function_code' replacing
15257	'u1.f' in tree_decl_common.
15258	* tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
15259	* doc/extend.texi (Function Attributes): Add 'aligned' attribute.
15260	(Variable Attributes): Cross-reference 'aligned' attribute
15261	to Function Attributes.
15262	* flags.h (force_align_functions_log): Delete.
15263	* toplev.c (force_align_functions_log): Delete.
15264
152652007-07-10  Uros Bizjak  <ubizjak@gmail.com>
15266
15267	PR target/32708
15268	* config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
15269	(*vec_concatv2di_rex): New insn pattern.
15270
152712007-07-10  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
15272
15273	PR target/32538
15274	* config/mips/iris6.h (LIBGCC_SPEC): Add libm.
15275
152762007-07-10  Ian Lance Taylor  <iant@google.com>
15277
15278	Replace no_new_pseudos in backends.
15279	* rtl.h (can_create_pseudo_p): Define.
15280	* config/darwin.c (machopic_indirect_data_reference): Use
15281	can_create_pseudo_p () instead of no_new_pseudos.
15282	(machopic_indirect_data_reference): Likewise.
15283	(machopic_legitimize_pic_address): Likewise.
15284	* config/alpha/alpha.c (alpha_legitimize_address): Likewise.
15285	(alpha_emit_set_const_1): Likewise.
15286	(alpha_emit_set_const): Likewise.
15287	(alpha_emit_conditional_move): Likewise.
15288	(alpha_split_conditional_move): Likewise.
15289	* config/alpha/alpha.md (various splitters): Likewise.
15290	(movti): Likewise.
15291	* config/arm/arm.c (legitimize_pic_address): Likewise.
15292	(arm_load_pic_register): Likewise.
15293	* config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
15294	(movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
15295	* config/bfin/bfin.c (legitimize_pic_address): Likewise.
15296	* config/cris/cris.c (cris_expand_pic_call_address): Likewise.
15297	* config/cris/cris.md (movsi): Likewise.
15298	* config/frv/frv.md (symGOT2reg_hilo): Likewise.
15299	(symGOTOFF2reg_hilo): Likewise.
15300	(symGPREL2reg, symGPREL2reg_hilo): Likewise.
15301	* config/h8300/h8300.md (insv, extzv): Likewise.
15302	* config/i386/i386.c (ix86_expand_move): Likewise.
15303	(ix86_expand_vector_move): Likewise.
15304	(ix86_prepare_fp_compare_args): Likewise.
15305	(ix86_expand_carry_flag_compare): Likewise.
15306	* config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
15307	(tls_dynamic_gnu2_combine_32): Likewise.
15308	(tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
15309	* config/ia64/ia64.c (ia64_expand_move): Likewise.
15310	(ia64_expand_movxf_movrf): Likewise.
15311	* config/m32c/m32c.c (m32c_prepare_move): Likewise.
15312	(m32c_split_move): Likewise.
15313	(m32c_expand_insv): Likewise.
15314	* config/m68k/m68k.md (movsi): Likewise.
15315	* config/mips/mips.c (mips_force_temporary): Likewise.
15316	(mips_split_symbol): Likewise.
15317	(mips_move_integer): Likewise.
15318	(mips_legitimize_const_move): Likewise.
15319	* config/mn10300/mn10300.md (movsi): Likewise.
15320	* config/pa/pa.c (emit_move_sequence): Likewise.
15321	* config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15322	(rs6000_got_register): Likewise.
15323	(create_TOC_reference): Likewise.
15324	(rs6000_machopic_legitimize_pic_address): Likewise.
15325	* config/rs6000/rs6000.md (add<mode>3): Likewise.
15326	(various splitters): Likewise.
15327	(iorsi3, xorsi3, iordi3, xordi3): Likewise.
15328	(movsi_got): Likewise.
15329	* config/s390/s390.c (emit_symbolic_move): Likewise.
15330	* config/s390/s390.md (movhi, movqi): Likewise.
15331	(load_multiple, store_multiple): Likewise.
15332	* config/score/score.c (score_force_temporary): Likewise.
15333	* config/sh/sh.c (prepare_move_operands): Likewise.
15334	(prepare_cbranch_operands): Likewise.
15335	(emit_fpu_switch): Likewise.
15336	(fpscr_set_from_mem): Likewise.
15337	* config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
15338	(adddi3, subsi3): Likewise.
15339	(various splitters): Likewise.
15340	(divsi_inv_fp_combine): Likewise.
15341	(symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
15342	(seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
15343	(sne): Likewise.
15344	* config/sh/predicates.md (xor_operand): Likewise.
15345	* config/sparc/sparc.c (legitimize_tls_address): Likewise.
15346	* config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
15347	(movdi_pic_label_ref): Likewise.
15348	* config/spu/spu.c (spu_split_immediate): Likewise.
15349	* config/alpha/alpha.md (various splitters): Remove test
15350	!no_new_pseudos || reload_completed.
15351	* config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
15352	no_new_pseudos.
15353	* config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
15354	* config/mips/mips.c (mips_output_mi_thunk): Likewise.
15355	* config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
15356	* config/score/score.c (th_output_mi_thunk): Likewise.
15357	* config/sh/sh.c (sh_output_mi_thunk): Likewise.
15358	* config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15359
153602007-07-10  Kaz Kojima  <kkojima@gcc.gnu.org>
15361
15362	PR rtl-optimization/32664
15363	* mode-switching.c (create_pre_exit): Skip barrier insns.
15364
153652007-07-10  Zdenek Dvorak  <dvorakz@suse.cz>
15366
15367	* tree-scalar-evolution.c (scev_const_prop): Add arguments to
15368	force_gimple_operand_bsi.
15369	* tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
15370	rewrite_use_compare): Ditto.
15371	* tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
15372	Ditto.
15373	* tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
15374	* tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
15375	* lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
15376	* tree-profile.c (prepare_instrumented_value,
15377	tree_gen_interval_profiler, tree_gen_pow2_profiler,
15378	tree_gen_one_value_profiler, tree_gen_ic_profiler,
15379	tree_gen_ic_func_profiler, tree_gen_average_profiler,
15380	tree_gen_ior_profiler): Ditto.
15381	* tree-ssa-reassoc.c (negate_value): Ditto.
15382	* matrix-reorg.c (transform_access_sites, transform_allocation_sites):
15383	Use force_gimple_operand_bsi.
15384	* tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
15385	* tree-if-conv.c (add_to_dst_predicate_list,
15386	find_phi_replacement_condition): Ditto.
15387	* gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
15388	Call mark_symbols_for_renaming for new statements.
15389	* tree-flow.h (force_gimple_operand_bsi): Declaration changed.
15390
153912007-07-10  Zdenek Dvorak  <dvorakz@suse.cz>
15392
15393	* cfghooks.c (remove_edge): New function.
15394	(redirect_edge_and_branch, remove_branch, merge_blocks): Updated
15395	loop exit rescans.
15396	* cfghooks.h (remove_edge): Declare.
15397	* cfg.c (remove_edge): Renamed to remove_edge_raw.
15398	* basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
15399
154002007-07-09  Wolfgang Gellerich  <gellerich@de.ibm.com>
15401
15402	* optabs.h: Added declaration for signbit_optab.
15403	* optabs.c: (init_optabs): Added initialization for signbit_optab.
15404	* genoptinit.c (optabs): Added entry for signbit insns.
15405	* builtins.c (expand_builtin_signbit): Added code to use a signbit
15406	insn, if available.
15407	* config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
15408	* config/s390/s390.md (signbit<mode>2): New expander.
15409
154102007-07-09  Richard Guenther  <rguenther@suse.de>
15411
15412	PR middle-end/32698
15413	* fold-const.c (fold_plusminus_mult_expr): Move constant
15414	arguments second to allow decomposing.
15415
154162007-07-09  Alexandre Oliva  <aoliva@oliva.athome.lsd.ic.unicamp.br>
15417
15418	Revert:
15419	2007-07-06  Alexandre Oliva  <aoliva@redhat.com>
15420	PR debug/23551
15421	* tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15422	Disregard DECL_FROM_INLINE.
15423
154242007-07-09  Uros Bizjak  <ubizjak@gmail.com>
15425
15426	PR target/27855
15427	* doc/invoke.texi: Add ftree-reassoc flag.
15428	* common.opt (ftree-reassoc): New flag.
15429	* tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
15430	(struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
15431
154322007-07-09  Uros Bizjak  <ubizjak@gmail.com>
15433
15434	PR tree-optimization/32681
15435	* tree-if-conv.c (find_phi_replacement_condition): Use the condition
15436	saved in second_edge->aux when first_bb is a loop header.
15437
154382007-07-09  Jan HUbicka  <jh@suse.cz>
15439
15440	* cse.c (cse_insn): Avoid invalid sharing on trial replacement.
15441
154422007-07-09  Richard Guenther  <rguenther@suse.de>
15443
15444	* c-decl.c (start_function): Do not promote return type.
15445
154462007-07-08  Daniel Franke  <franke.daniel@gmail.com>
15447
15448	* function.c (do_warn_unused_parameter): Do not warn if
15449	TREE_NO_WARNING is set.
15450
154512007-07-08  Andreas Schwab  <schwab@suse.de>
15452
15453	* doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
15454
154552007-07-08  Sandra Loosemore  <sandra@codesourcery.com>
15456
15457	Revert this patch:
15458	2007-07-06  Sandra Loosemore  <sandra@codesourcery.com>
15459
15460	* c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15461	apply to assembly language, too.
15462	* doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15463
154642007-07-07  Daniel Berlin  <dberlin@dberlin.org>
15465
15466	Revert (note the sccvn portions are *not* reverted)
15467	2007-07-06  Daniel Berlin  <dberlin@dberlin.org>
15468
15469	Fix PR tree-optimization/23488
15470
15471	* tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15472	handles.
15473	* tree-flow-inline.h (get_value_handle): Ditto.
15474	* tree-ssa-pre.c (decl_vh_map): New.
15475	(decl_node_pool): New.
15476	(can_value_number_operation): Support DECL_P.
15477	(can_PRE_operation): Ditto.
15478	(create_expression_by_pieces): Ditto.
15479	(find_existing_value_expr): Modify to differnetiate between
15480	addressing and top level.
15481	(create_value_handle_for_expr): Handle DECL's.
15482	(poolify_tree): Ditto.
15483	(make_values_for_phi): Don't insert into PHI_GEN during FRE.
15484	(make_values_for_stmt): Handle DECL's properly.
15485	(init_pre): Reorg to not init useless things during FRE.
15486	(fini_pre): Ditto.
15487	* tree-flow.h: Include pointer-set.h.
15488	(decl_vh_map): Declare.
15489	* Makefile.in (TREE_FLOW_H): Add pointer-set.h
15490
154912007-07-07 Eric Weddington  <eweddington@cso.atmel.com>
15492
15493	* config/avr/constraints.md (define_memory_constraint "Q"): Fix
15494	the constraint description.
15495	* doc/md.texi: Update documentation of AVR constraints.
15496
154972007-07-07  Kazu Hirata  <kazu@codesourcery.com>
15498
15499	* auto-inc-dec.c, config/arm/arm.c,
15500	config/m32r/constraints.md, config/mips/mips.md,
15501	config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
15502	df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
15503	tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
15504	typos.  Follow spelling conventions.
15505	* doc/invoke.texi, doc/rtl.texi: Fix typos.
15506
15507	* cfgrtl.c (delete_insn_chain_and_edges): Remove.
15508	* rtl.h: Remove the prototype for delete_insn_chain_and_edges.
15509
15510	* tree-ssa-operands.c (realloc_vop, realloc_vdef,
15511	realloc_vuse): Remove.
15512	* tree-ssa-operands.h: Remove the prototype for realloc_vdef
15513	and realloc_vuse.
15514
155152007-07-06  Daniel Berlin  <dberlin@dberlin.org>
15516
15517	Fix PR tree-optimization/23488
15518
15519	* tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
15520	(try_to_simplify): Ditto.
15521	(visit_use): Ditto.
15522	* tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15523	handles.
15524	* tree-flow-inline.h (get_value_handle): Ditto.
15525	* tree-ssa-pre.c (decl_vh_map): New.
15526	(decl_node_pool): New.
15527	(can_value_number_operation): Support DECL_P.
15528	(can_PRE_operation): Ditto.
15529	(create_expression_by_pieces): Ditto.
15530	(find_existing_value_expr): Modify to differnetiate between
15531	addressing and top level.
15532	(create_value_handle_for_expr): Handle DECL's.
15533	(poolify_tree): Ditto.
15534	(make_values_for_phi): Don't insert into PHI_GEN during FRE.
15535	(make_values_for_stmt): Handle DECL's properly.
15536	(init_pre): Reorg to not init useless things during FRE.
15537	(fini_pre): Ditto.
15538	* tree-flow.h: Include pointer-set.h.
15539	(decl_vh_map): Declare.
15540	* Makefile.in (TREE_FLOW_H): Add pointer-set.h
15541
155422007-07-06  Sandra Loosemore  <sandra@codesourcery.com>
15543
15544	* c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15545	apply to assembly language, too.
15546	* doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15547
155482007-07-06  Ian Lance Taylor  <iant@google.com>
15549	    Zack Weinberg  <zackw@panix.com>
15550
15551	PR middle-end/32441
15552	* builtins.c (std_expand_builtin_va_start): Don't use make_tree.
15553
155542007-07-06  Richard Sandiford  <richard@codesourcery.com>
15555
15556	* config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
15557	(prefetch): Likewise if "pref" would be used.
15558
155592007-07-06  Josh Conner  <jconner@apple.com>
15560
15561	PR middle-end/32602
15562	PR middle-end/32603
15563	* calls.c (store_one_arg): Handle arguments which are partially
15564	on the stack when detecting argument overlap.
15565
155662007-07-06  Bernd Schmidt  <bernd.schmidt@analog.com>
15567
15568	* reload1.c (choose_reload_regs): Set reload_spill_index for regs
15569	chosen during find_reloads.
15570
155712007-07-06  Richard Guenther  <rguenther@suse.de>
15572
15573	* gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
15574	TYPE_ARG_TYPES for verification of argument types.  Use
15575	DECL_ARG_TYPE instead of the PARM_DECL type.  Take excess
15576	parameters as variable arguments.
15577
155782007-07-06  Andreas Krebbel  <krebbel1@de.ibm.com>
15579
15580	* libgcc2.h (word_type): Type definition removed.
15581	(cmp_return_type, shift_count_type): Type definitions added.
15582	(__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15583	replaced with shift_count_type.
15584	(__cmpdi2, __ucmpdi2): word_type of return type replaced with
15585	cmp_return_type.
15586	* libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
15587	changed from word_type to Wtype.
15588	(__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15589	replaced with shift_count_type.
15590	(__cmpdi2, __ucmpdi2): word_type of return type replaced with
15591	cmp_return_type.
15592	* c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
15593	and libgcc_shift_count attribute added.
15594	* target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
15595	TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
15596	(TARGET_INITIALIZER): New target hooks added.
15597	* targhooks.c (default_libgcc_cmp_return_mode,
15598	default_libgcc_shift_count_mode): Default implementations for the new
15599	target hooks added.
15600	* targhooks.h (default_libgcc_cmp_return_mode,
15601	default_libgcc_shift_count_mode): Function prototypes added.
15602	* target.h (struct gcc_target): Fields for the new target hooks added.
15603	* optabs.c (expand_binop): Use shift_count_mode when expanding shift
15604	as library call.
15605	(prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
15606	library call.
15607
15608	* doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
15609	TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
15610
15611	* config/s390/s390.c (s390_libgcc_cmp_return_mode,
15612	s390_libgcc_shift_count_mode): Functions added.
15613	(TARGET_LIBGCC_CMP_RETURN_MODE,	TARGET_LIBGCC_SHIFT_COUNT_MODE):
15614	Target hooks defined.
15615
156162007-07-06  Richard Sandiford  <richard@codesourcery.com>
15617
15618	* config/mips/mips.c (compute_frame_size): Restore the original
15619	gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
15620	fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
15621	Document why the difference is needed.
15622
156232007-07-06  Richard Guenther  <rguenther@suse.de>
15624
15625	* c-common.c (boolean_increment): Use correctly typed
15626	constant.
15627
156282007-07-06  Richard Sandiford  <richard@codesourcery.com>
15629
15630	* config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
15631	the topmost argument register is not also included in the save mask.
15632	(mips16e_collect_argument_save_p): Take a pointer to the argument
15633	register, rather than a pointer to the number of arguments.
15634	(mips16e_collect_argument_saves): Only include argument saves
15635	that aren't in the register mask.
15636
156372007-07-06  Uros Bizjak  <ubizjak@gmail.com>
15638
15639	PR rtl-optimization/32450
15640	* function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
15641	to ensure that instructions are not moved into the prologue when
15642	profiling is on.  Remove unused prologue_end variable.
15643	(expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
15644	as a scheduling barrier.
15645
156462007-07-06  Alexandre Oliva  <aoliva@redhat.com>
15647
15648	PR debug/23551
15649	* tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15650	Disregard DECL_FROM_INLINE.
15651
156522007-07-05  Adam Nemet  <anemet@caviumnetworks.com>
15653
15654	* rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
15655	IORing with a constant.
15656
156572007-07-05  Seongbae Park  <seongbae.park@gmail.com>
15658
15659	PR rtl-optimization/32475
15660	* df-scan.c (df_def_record_1): Add a use of the stack pointer
15661	for every definition of the stack pointer.
15662
156632007-07-05  Richard Earnshaw  <rearnsha@arm.com>
15664
15665	* arm.c (vfp3_const_double_index): Copy signed results of
15666	REAL_VALUE_TO_INT into unsigned vars.
15667
156682007-07-05  Richard Guenther  <rguenther@suse.de>
15669
15670	PR middle-end/32639
15671	* alias.c (get_alias_set): Tread METHOD_TYPE the same as
15672	FUNCTION_TYPE.
15673	* tree-ssa.c (useless_type_conversion_p): Check canonical
15674	types early.
15675
156762007-07-05 Anatoly Sokolov <aesok@post.ru>
15677
15678	* config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
15679	zero_extendhisi2): Change to define_insn_and_split.
15680	(zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
15681
156822007-07-05  Paolo Bonzini  <bonzini@gnu.org>
15683
15684	* function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
15685	pass_match_asm_constraints): New.
15686	* passes.c (init_optimization_passes): Add new pass.
15687	* stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
15688	* function.h (struct function): Add has_asm_statement bit.
15689	(current_function_has_asm_statement): New.
15690	* tree-pass.h (pass_match_asm_constraints): New.
15691
156922007-07-05  Richard Sandiford  <rsandifo@nildram.co.uk>
15693
15694	* config/mips/mips.c (mips_file_start): Avoid declaration
15695	after code.
15696
156972007-07-05  Sandra Loosemore  <sandra@codesourcery.com>
15698
15699	* optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
15700
157012007-07-05  Uros Bizjak  <ubizjak@gmail.com>
15702
15703	* rtl.def (NOTE): Change print format string to print
15704	operand 5 as a note insn name.
15705
157062007-07-05  Sandra Loosemore  <sandra@codesourcery.com>
15707	    David Ung  <davidu@mips.com>
15708
15709	* config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
15710	* doc/invoke.texi: (MIPS Options): Document them.
15711
157122007-07-05  Sandra Loosemore  <sandra@codesourcery.com>
15713	    David Ung  <davidu@mips.com>
15714
15715	Add support for SmartMIPS ASE.
15716
15717	* optabs.c (expand_binop_directly): New, broken out from...
15718	(expand_binop): Here.  Make it try rotating in the other
15719	direction even when the second operand isn't constant.
15720	* config/mips/mips.md (*lwxs): New.
15721	* config/mips/mips.opt (msmartmips): New.
15722	* config/mips/mips.c (mips_lwxs_address_p): New.
15723	(mips_rtx_costs): Make it recognize scaled indexed addressing.
15724	* config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
15725	__mips_smartmips when compiling for TARGET_SMARTMIPS.
15726	(ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
15727	(ISA_HAS_LWXS): New.
15728	(ASM_SPEC): Add -msmartmips/-mno-smartmips.
15729	* doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
15730	* testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
15731	* testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
15732	* testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
15733	* testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
15734	* testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
15735
157362007-07-05  Dorit Nuzman  <dorit@il.ibm.com>
15737
15738	* tree-vectorizer.c (new_loop_vec_info): Initialize
15739	LOOP_VINFO_COST_MODEL_MIN_ITERS.
15740	* tree-vectorizer.h (_loop_vec_info): Added new filed
15741	min_profitable_iters.
15742	(LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
15743	(TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
15744	* tree-vect-analyze.c (vect_analyze_operations): Set
15745	LOOP_VINFO_COST_MODEL_MIN_ITERS.
15746	* tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
15747	VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
15748	Fix calculation of peel_iters_prologue. Move consideration of epilogue
15749	and prologue cost to after they are computed.
15750	(vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
15751	TARG_VEC_STMT_COST.
15752	(vect_model_simple_cost): Takes additional argument dt. Consider cost
15753	of creating vectors from scalars according to dt.
15754	(vect_model_store_cost): Likewise.
15755	(vectorizable_call): Use dt array instead of scalar dt. Call
15756	vect_model_simple_cost with additional argument dt.
15757	(vectorizable_assignment): Likewise.
15758	(vectorizable_operation): Likewise.
15759	(vectorizable_type_demotion): Likewise.
15760	(vectorizable_type_promotion): Likewise.
15761	(vectorizable_store): Use dt array instead of scalar dt. Call
15762	vect_model_store_cost with additional argument dt.
15763	(vect_do_peeling_for_loop_bound): Don't call
15764	vect_estimate_min_profitable_iters. Instead, lookup
15765	LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
15766	"may not be profitable".
15767
157682007-07-05  Dorit Nuzman  <dorit@il.ibm.com>
15769
15770	PR testsuite/32014
15771	* config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
15772	(UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
15773	(vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
15774	(vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
15775
157762007-07-05  Zdenek Dvorak  <dvorakz@suse.cz>
15777
15778	* config/i386/i386.c (ix86_address_cost): Do not consider more complex
15779	addressing modes cheaper.
15780
157812007-07-05  Alexandre Oliva  <aoliva@redhat.com>
15782
15783	* dwarf2out.c (dw_ranges_by_label_ref): New typedef.
15784	(dw_ranges_struct): Rename block_num to num.  Adjust.
15785	(dw_ranges_by_label_struct): New.
15786	(ranges_by_label, ranges_by_label_allocated,
15787	ranges_by_label_in_use): New variables.
15788	(add_ranges_num): Factored most of the code out of...
15789	(add_ranges): ... this one.  Rewrite in terms of the former.
15790	(add_ranges_by_labels): New.
15791	(output_ranges): Output by-label ranges.
15792	(dwarf2out_finish): Output range for multiple-section
15793	compile_unit.  Output standard DW_AT_low_pc in addition to
15794	unexpected DW_AT_entry_pc.
15795
157962007-07-04  Daniel Berlin  <dberlin@dberlin.org>
15797
15798	PR tree-optimization/32604
15799	PR tree-optimization/32606
15800
15801	* tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
15802	(compute_antic_safe): Removed.
15803	(ANTIC_SAFE_LOADS): Ditto.
15804	(compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
15805	(execute_pre): Don't call compute_antic_safe.
15806	(vuse_equiv): New function.
15807	(make_values_for_stmt): Use it
15808	* tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
15809	not always true.
15810
158112007-07-04 Anatoly Sokolov <aesok@post.ru>
15812
15813	PR target/31331
15814	* config/avr/avr.c (avr_naked_function_p): Handle receiving a type
15815	rather than a decl.
15816	(avr_attribute_table): Make "naked" attribute apply to function types
15817	rather than to decls.
15818	(avr_handle_fntype_attribute): New function.
15819
158202007-07-04  Joseph Myers  <joseph@codesourcery.com>
15821
15822	* target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
15823	after \.
15824
158252007-07-04  David Ung  <davidu@mips.com>
15826	    Joseph Myers  <joseph@codesourcery.com>
15827
15828	* config/mips/mips.md (type): Add logical, signext and move.
15829	(one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
15830	*ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
15831	*nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
15832	combinations", *zero_extend<SHORT:mode><GPR:mode>2,
15833	*zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
15834	*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
15835	*movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
15836	*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
15837	*movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
15838	*movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
15839	movv2sf_hardfloat_64bit): Use the new types.
15840	(*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
15841	*movdf_softfloat, *movdf_mips16): Use "multi".
15842	(extendqihi2): Replace with a define_expand.
15843	(*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
15844	Based on extend<SHORT:mode><GPR:mode>2 patterns.
15845	* config/mips/74k.md (r74k_int_logical): New reservation and
15846	bypasses.
15847	(r74k_int_arith): Remove "slt".
15848	* config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
15849	config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
15850	config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
15851	config/mips/sb1.md, config/mips/sr71k.md: Add new types to
15852	reservations for "arith".
15853
158542007-07-04  Richard Guenther  <rguenther@suse.de>
15855
15856	* tree-ssa.c (useless_type_conversion_p): Add handling for
15857	scalar float and vector types.  Only call the types_compatible_p
15858	langhook for aggregate types as last resort.  Follow the
15859	rules.
15860
158612007-07-04  Richard Guenther  <rguenther@suse.de>
15862
15863	* tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
15864	the same as NOP_EXPR.
15865
158662007-07-04  Nick Clifton  <nickc@redhat.com>
15867
15868	* target.h (struct gcc_target): Add target_help field.
15869	* target-def.h (TARGET_HELP): New.
15870	(TARGET_INITIALIZER): Use TARGET_HELP.
15871	* opts.c (command_handle_option): Invoke target_help function, if
15872	defined, when the user has specified --target-help on the command
15873	line.
15874	* doc/invoke.texi: Mention that --target-help might print
15875	additional information.
15876	* doc/tm.texi: Document TARGET_HELP hook.
15877
15878	* arm.c (TARGET_HELP): Override default definition.
15879	(arm_target_help): New - display a wrapped list of cores and
15880	architectures supported.
15881
158822007-07-04  Rask Ingemann Lambertsen  <rask@sygehus.dk>
15883
15884	* config/v850/v850.c (expand_prologue): Make sure
15885	GEN_INT() argument is sign extended rather than zero extended.
15886	(expand_epilogue): Likewise.
15887	(output_move_double): Delete.
15888	* config/v850/v850-protos.h (output_move_double): Delete.
15889	* config/v850/v850.md (movdi): Delete.
15890	(*movdi_internal): Delete.
15891	(movdf): Delete.
15892	(*movdf_internal): Delete.
15893
158942007-07-04  Richard Sandiford  <richard@codesourcery.com>
15895
15896	* config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
15897	unless compiling RTP PIC.
15898
158992007-07-04  Richard Guenther  <rguenther@suse.de>
15900
15901	PR tree-optimization/32482
15902	* tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
15903	original ssa name if we didn't find a shift expression.
15904	Fix shift constant for bit zero test.
15905
159062007-07-04  Richard Sandiford  <richard@codesourcery.com>
15907
15908	* config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
15909
159102007-07-04  Richard Sandiford  <richard@codesourcery.com>
15911
15912	* config.gcc (arm-wrs-vxworks): Don't include svr4.h.
15913	* config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
15914	* config/arm/vxworks.h (ASM_SPEC): Delete.
15915	(SUBTARGET_EXTRA_ASM_SPEC): Define.
15916
159172007-07-04  Sebastian Pop  <sebpop@gmail.com>
15918
15919	* tree-data-ref.h (data_dependence_relation): New flag reversed_p.
15920	(DDR_REVERSED_P): New.
15921	* tree-data-ref.c (initialize_data_dependence_relation,
15922	build_classic_dist_vector): Set DDR_REVERSED_P.
15923
159242007-07-04  Sebastian Pop  <sebpop@gmail.com>
15925
15926	PR middle-end/32457
15927	* tree-data-ref.c (analyze_siv_subscript_cst_affine,
15928	compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15929	init_omega_for_ddr_1): Use non conservative number of iterations
15930	estimations.
15931	(analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
15932	(analyze_siv_subscript): Remove FIXME and reinitialization of
15933	last_conflicts to chrec_dont_know.
15934	* testsuite/gfortran.dg/vect/pr32457.f90: New.
15935
159362007-07-04  Douglas Gregor  <doug.gregor@gmail.com>
15937
15938	* tree.c (maybe_canonicalize_argtypes): Improve description.
15939
159402007-07-04  Douglas Gregor  <doug.gregor@gmail.com>
15941
15942	* tree.c (maybe_canonicalize_argtypes): New.
15943	(build_function_type): Set canonical type.
15944	(build_method_type_directly): Ditto.
15945	(reconstruct_complex_type): Rebuild the METHOD_TYPE node
15946	properly.
15947
159482007-07-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>
15949
15950	* tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
15951	like PLUS_EXPR.
15952	(rewrite_use_nonlinear_expr): Likewise.
15953
159542007-07-03  Seongbae Park  <seongbae.park@gmail.com>
15955
15956	* rtl.def (UNSPEC, USE, CLOBBER): More comments.
15957
159582007-07-04  Ben Elliston  <bje@au.ibm.com>
15959
15960	* dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
15961	of this file.
15962
15963	* c-objc-common.c (c_types_compatible_p): Fix indentation.
15964
15965	* doc/tm.texi (Run-time Target): Capitalise "CPU".
15966	(Exception Handling): Likewise.
15967
159682007-07-03  Jan Hubicka  <jh@suse.cz>
15969
15970	* ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
15971
159722007-07-03  Eric Christopher  <echristo@apple.com>
15973
15974	* doc/cppopts.texi: Add conflicting option note to -dM.
15975	* doc/invoke.texi: Add note about possible conflicts with
15976	-E for -dCHARS and note that -dM will not produce
15977	any results if there is no machine dependent reorg.
15978
159792007-07-03  Geoffrey Keating  <geoffk@apple.com>
15980
15981	* tree.h (DECL_ALIGN): Back out previous change.
15982
159832007-07-03  Joseph Myers  <joseph@codesourcery.com>
15984
15985	* configure.ac: Test for .dtprelword support on MIPS.
15986	* configure, config.in: Regenerate.
15987	* config/mips/mips.c (mips_output_dwarf_dtprel): New.
15988	(TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
15989
159902007-07-03  Julian Brown  <julian@codesourcery.com>
15991
15992	* config.gcc (with_fpu): Allow --with-fpu=vfp3.
15993	* config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
15994	* config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
15995	* config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
15996	capability.
15997	(all_fpus): Add FPUTYPE_VFP3.
15998	(fp_model_for_fpu): Add VFPv3 field.
15999	(arm_rtx_costs_1): Give cost to VFPv3 constants.
16000	(vfp3_const_double_index): New function. Return integer index of
16001	VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
16002	isn't suitable.
16003	(vfp3_const_double_rtx): New function. True if VFPv3 is enabled
16004	and argument represents a valid RTX for a VFPv3 constant.
16005	(vfp_output_fldmd): Split fldmd with > 16 registers in the list into
16006	two instructions.
16007	(vfp_emit_fstmd): Similar, for fstmd.
16008	(arm_print_operand): Implement new code 'G' for VFPv3 floating-point
16009	constants, represented as integer indices.
16010	(arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
16011	VFP_REGNO_OK_FOR_DOUBLE macros.
16012	(arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
16013	(arm_file_start): Set float-abi attribute for VFPv3, and output
16014	correct ".fpu" assembler directive.
16015	(arm_dbx_register_numbering): Add FIXME.
16016	* config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
16017	(fputype): Add FPUTYPE_VFP3.
16018	(FIXED_REGISTERS): Add 32 registers for D16-D31.
16019	(CALL_USED_REGISTERS): Likewise.
16020	(CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
16021	of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
16022	(LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
16023	(D7_VFP_REGNUM): New.
16024	(LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
16025	(VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
16026	(VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
16027	(FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
16028	(REG_ALLOC_ORDER): Adjust for VFPv3.
16029	(reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
16030	(REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
16031	VFP_LO_REGS, VFP_HI_REGS.
16032	(REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
16033	(IS_VFP_CLASS): Define macro.
16034	(SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
16035	IS_VFP_CLASS.
16036	(REGISTER_MOVE_COST): Likewise.
16037	* config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
16038	* config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
16039	(*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
16040	(*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
16041	(*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
16042	(*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
16043	(*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
16044	(*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
16045	(*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
16046	(floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
16047	(*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
16048	where appropriate for single-word registers.
16049	(*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
16050	As above. Fix type attributes.
16051	* config/arm/constraints.md (register_contraint "t"): Define.
16052	(register_constraint "w"): Change to D0-D15, or D0-D31 for
16053	VFPv3/NEON.
16054	(register_constraint "x"): Define.
16055	(constraint "Dv"): Define.
16056
160572007-07-03  Geoffrey Keating  <geoffk@apple.com>
16058
16059	* tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
16060
160612007-07-03  Tom Tromey  <tromey@redhat.com>
16062
16063	* c-parser.c (objc_pq_context): Removed.
16064	(objc_need_raw_identifier): Likewise.
16065	(c_parser) <objc_pq_context>: New field.
16066	<objc_need_raw_identifier>: Likewise.
16067	(OBJC_NEED_RAW_IDENTIFIER): Removed.
16068	(c_lex_one_token): Update.
16069	(c_parser_objc_protocol_definition): Update.
16070	(c_parser_objc_method_definition): Update.
16071	(c_parser_objc_methodproto): Update.
16072	(c_parser_declspecs): Update.
16073
160742007-07-03  David Ung  <davidu@mips.com>
16075
16076	* config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
16077
160782007-07-03  David Ung  <davidu@mips.com>
16079	    Richard Sandiford  <richard@codesourcery.com>
16080
16081	* doc/invoke.texi: Document -march=74kf3_2.
16082	* config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
16083	(TUNE_74K): Check for it.
16084	* config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
16085	(mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
16086	* config/mips/mips.md (cpu): Add 74kf3_2.
16087	* config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
16088	(r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
16089	(r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
16090	(r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
16091	74kf3_2 to the CPU list.
16092	(r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
16093	(r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
16094	(r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
16095	(r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
16096	(r74kf3_2_fxfer_from_c1): New insn reservations.
16097
160982007-07-03  Richard Sandiford  <richard@codesourcery.com>
16099	    David Ung  <davidu@mips.com>
16100
16101	* doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
16102	-march=24kx with -march=24kf1_1.  Likewise 24ke[fx], 34k[fx]
16103	and 74k[fx].  Document aliases for the new options.
16104	* config/mips/mips.h (PROCESSOR_24KF): Rename to...
16105	(PROCESSOR_24KF2_1): ...this.
16106	(PROCESSOR_24KX): Rename to...
16107	(PROCESSOR_24KF1_1): ...this.
16108	(PROCESSOR_74KF): Rename to...
16109	(PROCESSOR_74KF2_1): ...this.
16110	(PROCESSOR_74KX): Rename to...
16111	(PROCESSOR_74KF1_1): ...this.
16112	(TUNE_74K): Update PROCESSOR_* names.
16113	* config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
16114	for 24kf.  Add 24kf1_1 and 24kfx as synonyms for 24kx.  Likewise
16115	the 24ke*, 34k* and 74k* processors.  Update PROCESSOR_* names.
16116	(mips_rtx_cost_data): Update processor names in comments.
16117	(mips_issue_rate): Update PROCESSOR_* names.
16118	* config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
16119	24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
16120	* config/mips/24k.md: Rename FPU-related r24k_* insn reservations
16121	to r24kf2_1_*.  Rename r24kx_* insn reservations to r24kf1_1_*.
16122	Update cpu attribute names.
16123	(r24k_fpu_iss): Rename this reservation to...
16124	(r24kf2_1_fpu_iss): ...this and update all uses.
16125	(r24kx_fpu_iss): Rename this reservation to...
16126	(r24kf1_1_fpu_iss): ...this and update all uses.
16127	* config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
16128	to r74kf2_1_*.  Rename r74kx_* insn reservations to r74kf1_1_*.
16129	Update cpu attribute names.
16130
161312007-07-01  Kaz Kojima  <kkojima@gcc.gnu.org>
16132
16133	* config/m32r/constraints.md: New file.
16134	* config/m32r/m32r.c: Include tm-constrs.h.
16135	(small_data_operand): Use satisfies_constraint_* instead of macro.
16136	(addr24_operand, gen_compare): Likewise.
16137	* config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
16138	(INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
16139	CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16140	EXTRA_CONSTRAINT): Likewise.
16141	* config/m32r/m32r.md: Include constraints.md.
16142	(*movsi_insn): Use satisfies_constraint_* instead of macro.
16143	(andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
16144	* config/m32r/predicates.md (conditional_move_operand): Likewise.
16145	(two_insn_const_operand, int8_operand, uint16_operand,
16146	reg_or_int16_operand, reg_or_uint16_operand,
16147	reg_or_cmp_int16_operand, cmp_int16_operand,
16148	seth_add3_operand): Likewise.
16149
161502007-07-03  Eric Christopher  <echristo@gmail.com>
16151
16152	* libgcc2.h: Conditionally declare __bswapsi2 and
16153	__bswapdi2.
16154
161552007-07-03  H.J. Lu  <hongjiu.lu@intel.com>
16156
16157	* ddg.c (check_sccs): Define only if ENABLE_CHECKING is
16158	defined.
16159
161602007-07-03  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
16161
16162	PR target/28307
16163	* gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
16164	(__gthrw_pragma): Provide default definition.
16165	(__gthrw2): Use it.
16166	* gthr-posix.c (__gthrw_pragma): Define.
16167
161682007-07-03  Daniel Berlin  <dberlin@dberlin.org>
16169
16170	* tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
16171	before declaring inequality.
16172
161732007-07-03  Rask Ingemann Lambertsen  <rask@sygehus.dk>
16174
16175	* combine.c (recog_for_combine): Log the success or failure of
16176	  matching new insn patterns against the machine description in
16177	  detailed dumps.
16178
161792007-07-03  Revital Eres  <eres@il.ibm.com>
16180
16181	* ddg.c (print_sccs): New function.
16182	(check_sccs): New function.
16183	(create_ddg_all_sccs): Use it.
16184	* ddg.h (print_sccs): Declare.
16185	* modulo-sched.c (sms_order_nodes): Call print_sccs.
16186
161872007-07-03  Uros Bizjak  <ubizjak@gmail.com>
16188
16189	* targhooks.h (default_mode_for_suffix): New function declaration.
16190	* targhooks.c (default_mode_for_suffix): New default target hook.
16191	* target.h (struct c): New structure in the targetm struct.
16192	(mode_for_suffix): New target hook as part of struct c.
16193	target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
16194	default_mode_for_suffix.
16195	(TARGET_C): New define.
16196	* c-lex.c: Include "target.h".
16197	(interpret_float): Use targetm.c.mode_for_suffix to determine
16198	the mode for a given non-standard suffix.
16199	Makefile.in (c-lex.o): Depend on $(TARGET_H).
16200
16201	* config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
16202	(TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
16203
16204	* doc/extend.texi (Floating Types): New node.  Document __float80 and
16205	__float128 types.  Document 'w', 'W', 'q' and 'Q' suffixes.
16206
162072007-07-03  Kaz Kojima  <kkojima@gcc.gnu.org>
16208
16209	PR target/32506
16210	* config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
16211	predicate instead of target_operand.
16212	(divsi3_i1_media, divsi3_media_2): Likewise.
16213
162142007-07-02  Eric Botcazou  <ebotcazou@adacore.com>
16215
16216	* tree.h (alias_sets_might_conflict_p): Rename into
16217	alias_sets_must_conflict_p.
16218	* alias.c (alias_sets_might_conflict_p): Likewise.
16219	(alias_sets_conflict_p): Use it.
16220	(objects_must_conflict_p): Likewise.
16221	* c-common.c (strict_aliasing_warning): Adjust.
16222
162232007-07-02  Andrew Pinski  <andrew_pinski@playstation.sony.com>
16224
16225	* rtlhooks.c (gen_lowpart_if_possible): Check for
16226	invalid subreg before calling gen_lowpart_SUBREG.
16227
162282007-07-02  Geoffrey Keating  <geoffk@apple.com>
16229
16230	* config/darwin9.h: Add copyright notice.
16231	(LINK_COMMAND_SPEC): Add comment.
16232	(DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
16233	* config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
16234	DARWIN_LIBSYSTEM_HAS_UNWIND.
16235
162362007-07-02  Jakub Jelinek  <jakub@redhat.com>
16237
16238	PR libgomp/32468
16239	* omp-low.c (check_combined_parallel): New function.
16240	(lower_omp_parallel): Call it via walk_stmts, set
16241	OMP_PARALLEL_COMBINED if appropriate.
16242	(determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
16243	isn't the only statement in WS_ENTRY_BB or OMP_RETURN
16244	the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
16245	don't consider it as combined parallel.
16246
162472007-07-02  Richard Sandiford  <richard@codesourcery.com>
16248
16249	* configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16250	(gcc_tooldir): Likewise.
16251	* configure: Regenerate.
16252	* Makefile.in (libsubdir_to_prefix): New variable, based on the
16253	old configure.ac gcc_tooldir setting.
16254	(prefix_to_exec_prefix): New variable.
16255	(DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16256	rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16257
162582007-07-02  Daniel Berlin  <dberlin@dberlin.org>
16259
16260	Fix PR tree-optimization/32583
16261	Fix PR tree-optimization/32584
16262	* tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
16263	(phi_translate_set): Use phi_translate directly now.
16264	(make_values_for_stmt): Don't value number RHS if we already know
16265	it is constant.
16266
162672007-07-02  Steve Ellcey  <sje@cup.hp.com>
16268	    Jim Wilson <wilson@specifix.com>
16269
16270	PR target/31684
16271	* haifa-sched.c (add_to_speculative_block): Change copy_rtx to
16272	copy_insn.
16273
162742007-07-02  Sandra Loosemore  <sandra@codesourcery.com>
16275	    Richard Sandiford  <richard@codesourcery.com>
16276	    Nigel Stephens  <nigel@mips.com>
16277
16278	* config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
16279	(mips16e_output_save_restore): Declare.
16280	(mips16e_save_restore_pattern_p): Likewise.
16281	* config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
16282	* config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
16283	for GENERATE_MIPS16E_SAVE_RESTORE.  Return 0x400 for TARGET_MIPS16
16284	&& !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
16285	(BITSET_P): New global macro, extracted from...
16286	(mips_for_each_saved_reg): ...here.
16287	(mips16e_save_restore_info): New struct.
16288	(mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
16289	(mips16e_save_restore_regs): New variable.
16290	(mips_split_plus, mips16e_find_first_register): New functions.
16291	(mips16e_mask_registers): New function.
16292	(compute_frame_size): Expand the commentary before the function.
16293	Enforce the MIPS16e save and restore register range restrictions.
16294	Pad the general register save area at the low end.
16295	(mips16e_save_restore_reg, mips16e_build_save_restore)
16296	(mips16e_save_restore_pattern_p, mips16e_add_register_range)
16297	(mips16e_output_save_restore, mips16e_collect_propagate_value)
16298	(mips16e_collect_argument_save, mips16e_collect_argument_saves):
16299	New functions.
16300	(mips_expand_prologue, mips_expand_epilogue): Handle
16301	GENERATE_MIPS16E_SAVE_RESTORE.
16302	* config/mips/mips.md (*mips16e_save_restore): New pattern.
16303
163042007-07-02  Uros Bizjak  <ubizjak@gmail.com>
16305
16306	PR tree-optimization/31966
16307	PR tree-optimization/32533
16308	* tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
16309	"basic_block" description as its third argument.  Update function
16310	calls to get destination bb from "edge" argument.  Save "cond" into
16311	aux field of the edge.  Update prototype for changed arguments.
16312	(if_convertible_loop_p): Clear aux field of incoming edges if bb
16313	contains phi node.
16314	(find_phi_replacement_condition): Operate on incoming edges, not
16315	on predecessor blocks.  If there is a condition saved in the
16316	incoming edge aux field, AND it with incoming bb predicate.
16317	Return source bb of the first edge.
16318	(clean_predicate_lists): Clean aux field of outgoing node edges.
16319	(tree_if_conversion): Do not initialize cond variable. Move
16320	variable declaration into the loop.
16321	(replace_phi_with_cond_gimple_modify_stmt): Remove unneded
16322	initializations of new_stmt, arg0 and arg1 variables.
16323
163242007-07-02  Jakub Jelinek  <jakub@redhat.com>
16325
16326	* tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
16327	SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
16328
163292007-07-02  Richard Guenther  <rguenther@suse.de>
16330
16331	* tree-ssa.c (useless_type_conversion_p): Document
16332	future intent as defining the middle-end type system.
16333	Re-structure to call langhook last, group by type class,
16334	mark questionable parts.
16335
163362007-07-02  Richard Guenther  <rguenther@suse.de>
16337
16338	* tree-flow.h (types_compatible_p): Declare.
16339	* tree-ssa.c (types_compatible_p): New function.
16340	* ipa-type-escape.c (discover_unique_type): Use
16341	types_compatible_p instead of lang_hooks.types_compatible_p.
16342	* tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
16343	* tree-vn.c (expressions_equal_p): Likewise.
16344	* tree.c (fields_compatible_p): Likewise.
16345	* tree-ssa-dom.c (avail_expr_eq): Likewise.
16346	(cprop_operand): Use useless_type_conversion_p instead of
16347	lang_hooks.types_compatible_p.
16348	* tree-inline.c (setup_one_parameter): Likewise.
16349	(declare_return_variable): Likewise.
16350	* tree-nrv.c (tree_nrv): Likewise.
16351	* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
16352	(maybe_fold_offset_to_component_ref): Likewise.
16353	(maybe_fold_offset_to_reference): Likewise.
16354	* tree-ssa-copy.c (may_propagate_copy): Likewise.
16355	(merge_alias_info): Likewise.
16356	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16357	* tree-ssa-phiopt.c (conditional_replacement): Likewise.
16358	* tree-ssa-reassoc.c (optimize_ops_list): Likewise.
16359	* tree-tailcall.c (find_tail_calls): Likewise.
16360	* tree-vect-generic.c (expand_vector_operations_1): Likewise.
16361	* gimplify.c (canonicalize_addr_expr): Likewise.
16362	(fold_indirect_ref_rhs): Likewise.
16363	(gimplify_addr_expr): Likewise.  Swap parameters to cpt_same_type.
16364	(cpt_same_type): Likewise.
16365	(check_pointer_types_r): Swap parameters to cpt_same_type
16366	where appropriate.
16367	* fold-const.c (fold_convert): Revert fix for PR15988.
16368	* tree-inline.c (setup_one_parameter): Instead fix it here by
16369	using fold_build1 instead of fold_convert and checking for
16370	error_mark_node.  Convert only if the conversion is necessary.
16371
163722007-07-02  Joseph Myers  <joseph@codesourcery.com>
16373
16374	* configure.ac: Check for .gnu_attribute on Power.
16375	* configure: Regenerate.
16376	* config/rs6000/rs6000.c (rs6000_file_start): If supported, output
16377	attribute for floating-point ABI.
16378
163792007-07-02  Ira Rosen  <irar@il.ibm.com>
16380
16381	PR tree-optimization/32230
16382	PR tree-optimization/32477
16383	* tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
16384	address is a constant.
16385
163862007-07-02  Richard Sandiford  <richard@codesourcery.com>
16387
16388	* config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
16389	(mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
16390	(mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
16391	stanzas.  Use the first part of the triplet to set MIPS_ISA_DEFAULT.
16392	Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
16393	64-bit targets.  Add support for *-elfoabi*.
16394	* config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
16395	different settings if $(tm_defines) does not select the EABI.
16396	(MULTILIB_EXCLUSIONS): Define in those circumstances.
16397	* config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
16398	(MIPS_ARCH_OPTION_SPEC): Likewise.
16399	(MIPS_ISA_LEVEL_SPEC): Likewise.
16400	(OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
16401	* config/mips/elfoabi.h: New file.
16402
164032007-07-02  Richard Guenther  <rguenther@suse.de>
16404
16405	* tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
16406	(useless_type_conversion_p): ... this.
16407	* tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
16408	(useless_type_conversion_p): ... this.
16409	* builtins.c (fold_builtin_memory_op): Rename
16410	tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
16411	* tree-cfg.c (verify_expr): Likewise.
16412	* tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
16413	* tree-ssa-ccp.c (ccp_fold): Likewise.
16414	* tree-ssa-copy.c (may_propagate_copy): Likewise.
16415	* tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
16416	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16417	* tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
16418	* tree-ssa-pre.c (eliminate): Likewise.
16419	* tree-ssa.c (delete_tree_ssa): Likewise.
16420	(tree_ssa_useless_type_conversion): Likewise.
16421	* tree.c (build2_stat): Likewise.
16422
164232007-07-01  Daniel Berlin  <dberlin@dberlin.org>
16424
16425	Fix PR tree-optimization/32571
16426	* tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
16427	simplifying them.
16428
164292007-07-01  Daniel Berlin  <dberlin@dberlin.org>
16430
16431	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
16432	and other expected operations explicitly, change default to
16433	gcc_unreachable.
16434
164352007-07-01  Daniel Jacobowitz  <dan@codesourcery.com>
16436
16437	* config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
16438	PARALLEL.
16439	* config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
16440	(tls_load_dot_plus_eight): Move the label number into the unspec.
16441	* config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
16442
164432007-07-01  Andreas Schwab  <schwab@suse.de>
16444
16445	* dwarf2out.c (initial_return_save): Define only if used.
16446
164472007-07-01  Kenneth Zadeck <zadeck@naturalbridge.com>
16448
16449	Unreverting Richard's Revert of:
16450
16451	2007-06-27  Richard Sandiford  <richard@codesourcery.com>
16452
16453	* dce.c (deletable_insn_p_1): New function, split out from...
16454	(deletable_insn_p): ...here.  Only treat bare USEs and CLOBBERs
16455	specially, not those inside PARALLELs.  Remove BODY argument
16456	and adjust recursive call accordingly.
16457	(prescan_insns_for_dce): Update call to delete_insn_p.
16458
164592007-07-01  Vladimir Yanovsky  <yanov@il.ibm.com>
16460	    Revital Eres  <eres@il.ibm.com>
16461
16462	* ddg.c (create_ddg_all_sccs): Fix missed
16463	initialization of scc_nodes.
16464
164652007-07-01  Uros Bizjak  <ubizjak@gmail.com>
16466
16467	PR middle-end/32559
16468	* fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
16469	X + ~X to 1 only for INTEGRAL_TYPE_P type.
16470
164712007-06-30  Joseph Myers  <joseph@codesourcery.com>
16472
16473	* configure.ac: Check for .gnu_attribute on MIPS.
16474	* configure, config.in: Regenerate.
16475	* config/mips/mips.c (mips_file_start): If supported, output
16476	attribute for floating-point ABI.
16477
164782007-06-30  Uros Bizjak  <ubizjak@gmail.com>
16479
16480	PR target/32433
16481	* config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
16482	(ffs_cmove): New expander to expand using ctz pattern.
16483	(*ffs_cmove): Remove pattern.
16484	(*ffs_no_cmove): Enable only for !TARGET_CMOVE.
16485	(ffsdi2): Expand using ctz pattern.
16486	(*ffs_rex64): Remove pattern.
16487
164882007-06-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
16489
16490	PR rtl-optimization/32296
16491	* pa.md (return): Delete pattern.
16492	(return_internal): Remove "(const_int 1)" from pattern.
16493	(epilogue): Use return_internal pattern for trivial returns.
16494	* pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
16495	* pa.c (hppa_can_use_return_insn_p): Delete function.  Include "df.h".
16496
164972007-06-30  Daniel Berlin  <dberlin@dberlin.org>
16498
16499	* tree-ssa-pre.c (is_exception_related): New function
16500	(can_value_number_operation): Use it.
16501
165022007-06-30  Daniel Berlin  <dberlin@dberlin.org>
16503
16504	Fix PR tree-optimization/32540
16505	Fix PR tree-optimization/31651
16506
16507	* tree-ssa-sccvn.c: New file.
16508
16509	* tree-ssa-sccvn.h: Ditto.
16510
16511	* tree-vn.c: Include tree-ssa-sccvn.h
16512	(val_expr_paid_d): Removed.
16513	(value_table): Ditto.
16514	(vn_compute): Ditto.
16515	(val_expr_pair_hash): Ditto.
16516	(val_expr_pair_expr_eq): Ditto.
16517	(copy_vuses_from_stmt): Ditto.
16518	(vn_delete): Ditto.
16519	(vn_init): Ditto.
16520	(shared_vuses_from_stmt): Ditto.
16521	(print_creation_to_file): Moved up.
16522	(sort_vuses): Ditto.
16523	(sort_vuses_heap): Ditto.
16524	(set_value_handle): Make non-static.
16525	(make_value_handle): Ditto.
16526	(vn_add): Rewritten to use sccvn lookups.
16527	(vn_add_with_vuses): Ditto.
16528	(vn_lookup): Ditto (and second argument removed).
16529	(vn_lookup_with_vuses): Ditto.
16530	(vn_lookup_or_add): Ditto (and second argument removed);
16531	(vn_lookup_or_add_with_vuses): Ditto.
16532	(vn_lookup_with_stmt): New.
16533	(vn_lookup_or_add_with_stmt): Ditto.
16534	(create_value_handle_for_expr): Ditto.
16535
16536	* tree-ssa-pre.c: Include tree-ssa-sccvn.h.
16537	(seen_during_translate): New function.
16538	(phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
16539	(phi_trans_add): Ditto.
16540	(constant_expr_p): FIELD_DECL is always constant.
16541	(phi_translate_1): Renamed from phi_translate, add seen bitmap.
16542	Use constant_expr_p.
16543	Avoid infinite recursion on mutually valued expressions.
16544	Change callers of vn_lookup_or_add.
16545	(phi_translate): New function.
16546	(compute_antic_safe): Allow phi nodes.
16547	(create_component_ref_by_pieces): Update for FIELD_DECL change.
16548	(find_or_generate_expression): Rewrite slightly.
16549	(create_expression_by_pieces): Updated for vn_lookup_or_add
16550	change.
16551	Update VN_INFO for new names.
16552	(insert_into_preds_of_block): Update for new names.
16553	(add_to_exp_gen): New function.
16554	(add_to_sets): Use vn_lookup_or_add_with_stmt.
16555	(find_existing_value_expr): Rewrite to changed vn_lookup.
16556	(create_value_expr_from): Ditto, and use add_to_exp_gen.
16557	(try_look_through_load): Removed.
16558	(try_combine_conversion): Ditto.
16559	(get_sccvn_value): New function.
16560	(make_values_for_phi): Ditto.
16561	(make_values_for_stmt): Ditto.
16562	(compute_avail): Rewritten for vn_lookup_or_add changes and to use
16563	SCCVN.
16564	(init_pre): Update for SCCVN changes.
16565	(fini_pre): Ditto.
16566	(execute_pre): Ditto.
16567
16568	* tree-flow.h (make_value_handle): Declare.
16569	(set_value_handle): Ditto.
16570	(sort_vuses_heap): Ditto.
16571	(vn_lookup_or_add_with_stmt): Ditto.
16572	(vn_lookup_with_stmt): Ditto.
16573	(vn_compute): Remove.
16574	(vn_init): Ditto.
16575	(vn_delete): Ditto.
16576	(vn_lookup): Update arguments.
16577
16578	* Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
16579	(tree-vn.o): Ditto.
16580	(tree-ssa-sccvn.o): New.
16581	(OBJS-common): Add tree-ssa-sccvn.o
16582
165832007-06-30  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
16584
16585	PR c/4076
16586	* c-typeck.c (build_external_ref): Don't mark as used if called
16587	from itself.
16588	* calls.c (rtx_for_function_call): Likewise.
16589
165902007-06-30  Richard Sandiford  <richard@codesourcery.com>
16591
16592	Revert:
16593
16594	2007-06-27  Richard Sandiford  <richard@codesourcery.com>
16595
16596	* dce.c (deletable_insn_p_1): New function, split out from...
16597	(deletable_insn_p): ...here.  Only treat bare USEs and CLOBBERs
16598	specially, not those inside PARALLELs.  Remove BODY argument
16599	and adjust recursive call accordingly.
16600	(prescan_insns_for_dce): Update call to delete_insn_p.
16601
166022007-06-30  Rask Ingemann Lambertsen  <rask@sygehus.dk>
16603
16604	* combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
16605	(try_combine): Move potential calls to undo_all() so they happen
16606	before we commit to using the combined insns.
16607
166082007-06-30  Jan Hubicka  <jh@suse.cz>
16609
16610	* loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
16611	code.
16612
166132007-06-30  Thomas Neumann  <tneumann@users.sourceforge.net>
16614
16615	* ipa.c (cgraph_postorder): Cast according to the coding conventions.
16616	(cgraph_remove_unreachable_nodes): Likewise.
16617	* ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
16618	* ipa-inline.c (update_caller_keys): Cast according to the coding
16619	conventions.
16620	(cgraph_decide_recursive_inlining): Likewise.
16621	(cgraph_decide_inlining_of_small_function): Likewise.
16622	(try_inline): Likewise.
16623	(cgraph_decide_inlining_incrementally): Likewise.
16624	* ipa-pure-const.c (get_function_state): Likewise.
16625	(scan_function): Likewise.
16626	(analyze_function): Likewise.
16627 	(static_execute): Likewise.
16628	* ipa-reference.c (scan_for_static_refs): Likewise.
16629	(merge_callee_local_info): Likewise.
16630	(analyze_function): Use type safe memory macros.
16631	(static_execute): Likewise. Cast according to the coding conventions.
16632	* ipa-type-escape.c (scan_for_regs): Cast according to the coding
16633	conventions.
16634	* ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
16635	names.
16636	(ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
16637	* ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
16638	variable names.
16639
166402007-06-29  Andrew Pinski  <andrew_pinski@playstation.sony.com>
16641
16642	PR middle-end/30024
16643	* emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
16644	for complex modes (both int and real).
16645
166462007-06-29  Jan Hubicka  <jh@suse.cz>
16647
16648	* cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
16649
166502007-06-29  Jan Hubicka  <jh@suse.cz>
16651
16652	PR middle-end/32372
16653	* cse.c (cse_insn): Avoid invalid sharing in between register note and
16654	the insn pattern.
16655
166562007-06-29  Anatoly Sokolov <aesok@post.ru>
16657
16658	PR target/32335
16659	* config/avr/avr.c: Include dataflow header file.
16660	(expand_prologue): Adjust for prologue insn change.
16661	* config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
16662	inside a insn.
16663
166642007-06-29  Richard Guenther  <rguenther@suse.de>
16665
16666	PR middle-end/32493
16667	* gimplify.c (gimplify_call_expr): Ignore variable argument parts
16668	during type verification.
16669
166702007-06-29  Jan Hubicka  <jh@suse.cz>
16671
16672	* recog.c (validate_change_rtx_1): Unshare TO argument.
16673
166742007-06-29  Uros Bizjak  <ubizjak@gmail.com>
16675
16676	PR tree-optimization/24659
16677	* tree-vect-transform.c (vectorizable_call): Handle
16678	(nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16679
16680	* config/i386/sse.md (vec_pack_sfix_v2df): New expander.
16681	* config/i386/i386.c (enum ix86_builtins)
16682	[IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
16683	(struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
16684	description.
16685	(ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
16686	const using def_builtin_const.
16687	(ix86_expand_binop_builtin): Remove bogus assert() that insn wants
16688	input operands in the same modes as the result.
16689	(ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
16690
166912007-06-29  Richard Sandiford  <rsandifo@nildram.co.uk>
16692
16693	* df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
16694	(df_set_dead_notes_for_mw): Likewise.
16695
166962007-06-29  Eric Botcazou  <ebotcazou@adacore.com>
16697
16698	* c-common.c (pointer_int_sum): Do the negation in sizetype.
16699
167002007-06-28  DJ Delorie  <dj@redhat.com>
16701
16702	* config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
16703
167042007-06-28  Geoffrey Keating  <geoffk@apple.com>
16705
16706	* doc/invoke.texi (C++ Dialect Options): Document
16707	fvisibility-ms-compat.
16708	* c.opt (fvisibility-ms-compat): New.
16709
167102007-06-28  Andrew Pinski  <andrew_pinski@playstation.sony.com>
16711
16712	PR tree-opt/32417
16713	* tree-affine.c (aff_combination_add_elt): Handle
16714	pointer addition specially.
16715
167162007-06-28  Jakub Jelinek  <jakub@redhat.com>
16717
16718	* config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
16719	decl is non-external for AIX ABI.
16720
167212007-06-28  David Edelsohn  <edelsohn@gnu.org>
16722
16723	* config/rs6000/predicates.md (current_file_function_operand):
16724	Ensure the symbol is non-external for AIX ABI.
16725
167262007-06-28  Nick Clifton  <nickc@redhat.com>
16727
16728	* common.opt (fipa-matrix-reorg): Add Optimization attribute.
16729	(fdce, fdse, fpredictive-commoning): Likewise.
16730
167312007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16732
16733	PR other/31400
16734	* gcc.c (process_command): Recognize the new -static-libgfortran
16735	option.
16736
167372007-06-27  Rask Ingemann Lambertsen  <rask@sygehus.dk>
16738
16739	PR target/32418
16740	* config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
16741	Use a call clobbered hard reg instead of a pseudo reg.
16742
167432007-06-27  Kaz Kojima  <kkojima@gcc.gnu.org>
16744
16745	* config/sh/sh.md (load_gbr): Use correct operand constraint.
16746
167472007-06-27  Kaz Kojima  <kkojima@gcc.gnu.org>
16748
16749	PR target/32479
16750	* config/sh/sh.md (udivsi3): Don't wrap the sequence with
16751	REG_LIBCALL and REG_RETVAL notes.
16752	(divsi3, mulsi3): Likewise.
16753	(mulhisi3): Likewise.  Use emit_libcall_block.
16754	(umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
16755
167562007-06-27  Seongbae Park  <seongbae.park@gmail.com>
16757
16758	PR rtl-optimization/32481
16759	* combine.c (adjust_for_new_dest): Rescan the changed insn.
16760
167612007-06-27  Richard Sandiford  <richard@codesourcery.com>
16762
16763	* dce.c (deletable_insn_p_1): New function, split out from...
16764	(deletable_insn_p): ...here.  Only treat bare USEs and CLOBBERs
16765	specially, not those inside PARALLELs.  Remove BODY argument
16766	and adjust recursive call accordingly.
16767	(prescan_insns_for_dce): Update call to delete_insn_p.
16768
167692007-06-27  Richard Guenther  <rguenther@suse.de>
16770
16771	PR middle-end/32492
16772	* tree.h (fold_convertible_p): Declare.
16773	* fold-const.c (fold_convertible_p): New function.
16774	* gimplify.c (gimplify_call_expr): Use fold_convertible_p
16775	instead of lang_hooks.types_compatible_p.
16776
167772007-06-26  Jan Hubicka  <jh@suse.cz>
16778
16779	* fwprop.c (try_fwprop_subst): Use validate_unshare_change.
16780	* postreload.c (reload_cse_simplify_set): Instead of copying the rtx
16781	early use validate_unshare_change.
16782	(reload_combine): Likewise.
16783	* recog.c (change_t): New field unshare.
16784	(validate_change_1): Rename from validate_change; add argument unshare.
16785	(validate_change): Turn into wrapper of validate_change_1; update
16786	prototype for bools.
16787	(validate_unshare_change): New.
16788	(confirm_change_group): Unshare changes if asked for; avoid unnecesary
16789	calls of df_insn_rescan.
16790	* recog.h (validate_change): Replace ints by bools.
16791	(validate_unshare_change): Declare.
16792
167932007-06-26  Kenneth Zadeck <zadeck@naturalbridge.com>
16794
16795	* tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
16796
167972007-06-26  Steve Ellcey  <sje@cup.hp.com>
16798
16799	* builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
16800
168012007-06-25  Jan Hubicka  <jh@suse.cz>
16802
16803	* ipa-inline.c (cgraph_mark_inline): Assert that we never inline
16804	uninlinable call.
16805	(cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
16806	cgraph_decide_inlining_incrementally): Move uninlinability checks to
16807	places other call site specific checks are performed.
16808
168092007-06-25  Andrew Pinski  <andrew_pinski@playstation.sony.com>
16810
16811	PR tree-opt/32421
16812	* tree-vect-transform.c (vectorizable_operation): Convert
16813	POINTER_PLUS_EXPR over to PLUS_EXPR.
16814
168152007-06-25  Chao-ying Fu  <fu@mips.com>
16816
16817	* doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
16818	UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
16819	Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
16820	Document GET_MODE_IBIT, and GET_MODE_FBIT.
16821
16822	* machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
16823	MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16824	(SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
16825	SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
16826	SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
16827	ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
16828	ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
16829	SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
16830	ALL_FIXED_POINT_MODE_P): New define.
16831	(CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16832	MODE_UACCUM.
16833	(GET_MODE_IBIT, GET_MODE_FBIT): New define.
16834
16835	* mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
16836	MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16837	MODE_VECTOR_UACCUM): New mode classes.
16838
16839	* machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
16840	UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
16841	Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
16842	USA, UDA, and UTA.
16843
16844	* genmodes.c (struct mode_data): Add ibit and fbit fields.
16845	(blank_mode): Initialize ibit and fbit.
16846	(adj_ibit, adj_fbit): New to adjust ibit and fbit.
16847	(vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16848	MODE_UACCUM.
16849	(new_adjust): Change required_class to required_class_from and
16850	required_class_to for testing within a range.
16851	(complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16852	MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16853	MODE_VECTOR_UACCUM.
16854	(FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
16855	(make_fixed_point_mode): New.
16856	(_ADD_ADJUST): Change C to C1 and C2.
16857	(ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
16858	use a range for machine classes.
16859	(ADJUST_IBIT, ADJUST_FBIT): New.
16860	(emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
16861	CONST_MODE_FBIT.
16862	(emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
16863	MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16864	Emit adjustment for ibit and fbit.
16865	(emit_mode_ibit, emit_mode_fbit): New.
16866	(emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
16867
168682007-06-25  Nathan Froyd  <froydnj@codesourcery.com>
16869
16870	* config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
16871	as the source of the set.
16872
168732007-06-25  Roman Zippel <zippel@linux-m68k.org>
16874
16875	* config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
16876	FP_REGNO_P): Use IN_RANGE.
16877	(REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
16878	(REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
16879	(DATA_REG_P): Use DATA_REGNO_P.
16880	(FP_REG_P): Use FP_REGNO_P.
16881	(ADDRESS_REG_P): Use ADDRESS_REGNO_P.
16882	* config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
16883	REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
16884
168852007-06-24  Jan Hubicka  <jh@suse.cz>
16886
16887	PR middle-end/30563
16888	* cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
16889
168902007-06-24  Sebastian Pop  <sebpop@gmail.com>
16891
16892	PR middle-end/32461
16893	* fold-const.c (fold_binary): Strip nops of operand 0
16894	of BIT_NOT_EXPR before calling operand_equal_p.
16895	* testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
16896	* testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
16897
168982007-06-23  Mark Mitchell  <mark@codesourcery.com>
16899
16900	* doc/extend.texi: Document that dllimport and dllexport imply
16901	default visibility.
16902	* tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
16903	imported or exported declaration, including type declarations.
16904	* c-common.c (handle_visibility_attribute): Check for conflicts
16905	with dllimport/dllexport.
16906	(c_determine_visibility): Handle dllimport/dllexport as an
16907	explicit visibility atttribute.
16908
169092007-06-23  Richard Guenther  <rguenther@suse.de>
16910
16911	PR tree-optimization/16876
16912	PR middle-end/29478
16913	* tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
16914	for CALL_EXPRs.
16915	* tree-inline.c (initialize_inlined_parameters): Do not call
16916	lang_hooks.tree_inlining.convert_parm_for_inlining.
16917	* cgraphbuild.c (initialize_inline_failed): Set inline failed
16918	reason for mismatched types.
16919	* gimplify.c (gimplify_call_expr): Verify the call expression
16920	arguments match the called function type signature.  Otherwise
16921	mark the call expression to be not considered for inlining
16922	using CALL_CANNOT_INLINE_P flag.
16923	* ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
16924	edges call expression.
16925	(cgraph_decide_inlining_of_small_function): Likewise.
16926	(cgraph_decide_inlining): Likewise.
16927	* c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
16928	Remove define.
16929	* c-tree.h (c_convert_parm_for_inlining): Remove declaration.
16930	* c-typeck.c (c_convert_parm_for_inlining): Remove.
16931	* langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
16932	Remove declaration.
16933	(LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
16934	* langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
16935	Remove.
16936	* langhooks.h (struct lang_hooks_for_tree_inlining): Remove
16937	convert_parm_for_inlining member.
16938
169392007-06-23  Richard Earnshaw  <rearnsha@arm.com>
16940
16941	PR target/31152
16942	* arm.md (negscc): Match the correct operand for optimized LT0 test.
16943	Remove optimization for GT.
16944
169452007-06-23  Kenneth Zadeck <zadeck@naturalbridge.com>
16946
16947	PR middle-end/32437
16948	* dce.c (deletable_insn_p): Add extra parameter and recurse if insn
16949	is a PARALLEL.
16950	(prescan_insns_for_dce): Add extra parameter.
16951
169522007-06-23  Jan Hubicka  <jh@suse.cz>
16953
16954	PR middle-end/31541
16955	* gimplify.c (mark_addressable): New function.
16956	(gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
16957
169582007-06-22  Uros Bizjak  <ubizjak@gmail.com>
16959
16960	PR middle-end/32374
16961	* expr.c (store_constructor): Do not clobber non-zeroed memory.
16962
169632007-06-22  Uros Bizjak  <ubizjak@gmail.com>
16964
16965	PR target/32413
16966	* config/i386/i386.c (ix86_register_move_cost): Rise the cost of
16967	moves between MMX/SSE registers to at least 8 units to prevent
16968	ICE caused by non-tieable SI/HI/QImodes in SSE registers.
16969
169702007-06-22  Uros Bizjak  <ubizjak@gmail.com>
16971
16972	* config/i386/i386.c (override_options): Correct x86_sahf
16973	setting condition.
16974
169752007-06-21  David Daney  <ddaney@avtrex.com>
16976
16977	PR target/32406
16978	* config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
16979	to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
16980	(exception_receiver): Renamed to ...
16981	(nonlocal_goto_receiver): ... this.
16982
169832007-06-22  Roman Zippel <zippel@linux-m68k.org>
16984
16985	* df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
16986	(df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
16987	partial register accesses.
16988
169892007-06-21  Adam Nemet  <anemet@caviumnetworks.com>
16990
16991	* fold-const.c (debug_fold_checksum): Move it under
16992	ENABLE_FOLD_CHECKING.
16993
169942007-06-21  Sebastian Pop  <sebpop@gmail.com>
16995
16996	PR middle-end/20623
16997	* tree.h (debug_fold_checksum): Declared.
16998	* fold-const.c (build_fold_addr_expr_with_type_1): New.
16999	(build_fold_addr_expr_with_type, build_fold_addr_expr): Use
17000	build_fold_addr_expr_with_type_1.
17001	(fold_addr_expr, debug_fold_checksum): New.
17002	(fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
17003	(fold_unary, fold_comparison, split_address_to_core_and_offset):
17004	Use fold_addr_expr.
17005
170062007-06-21  Sebastian Pop  <sebpop@gmail.com>
17007
17008	PR tree-optimization/19590
17009	* tree-vrp.c (adjust_range_with_scev): Set the range when the result
17010	of scev is a constant.
17011
170122007-06-21  Kenneth Zadeck <zadeck@naturalbridge.com>
17013
17014	* df-problems.c (df_note_bb_compute): Made computation of live
17015	info consistent with df_lr.
17016
170172007-06-21  Richard Guenther  <rguenther@suse.de>
17018
17019	PR tree-optimization/32453
17020	* tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
17021	for pointer anti-range.
17022
170232007-06-21  H.J. Lu  <hongjiu.lu@intel.com>
17024
17025	* config/i386/i386.c (processor_target_table): Increase maximum
17026	skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
17027	default 64bit.
17028
17029	* config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
17030	byte alignment if > 8 byte alignment is preferred.
17031	* config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17032
170332007-06-21  Jakub Jelinek  <jakub@redhat.com>
17034
17035	PR tree-optimization/31866
17036	* tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
17037	if ASM_EXPR's input is not a SSA_NAME.
17038
17039	PR middle-end/32362
17040	* omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
17041	but decl is a global var, instead return decl.
17042	* gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
17043	even for is_global_var decls, if they are private in some outer
17044	context.
17045
170462007-06-21  Richard Guenther  <rguenther@suse.de>
17047
17048	PR tree-optimization/32451
17049	* tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
17050
170512007-06-21  Christian Bruel  <christian.bruel@st.com>
17052
17053	* config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
17054	* config/sh/sh.c (sh_loads_bankedreg_p): New function.
17055	(push_regs): Changed saving order or banked registers.
17056	(sh_expand_epilogue): Likewise.
17057	* config/sh/sh.h (BANKED_REGISTER_P): New macro.
17058	(FIRST_BANKED_REG): Likewise.
17059	(LAST_BANKED_REG): Likewise.
17060	* config/sh/sh.md (banked) New attribute.
17061	(in_delay_slot): Check banked attribute.
17062
170632007-06-20  Sebastian Pop  <sebpop@gmail.com>
17064
17065	PR tree-optimization/32075
17066	* tree-data-ref.c (subscript_dependence_tester_1,
17067	analyze_miv_subscript, analyze_overlapping_iterations,
17068	add_distance_for_zero_overlaps, build_classic_dist_vector,
17069	subscript_dependence_tester_1, analyze_overlapping_iterations,
17070	subscript_dependence_tester, access_functions_are_affine_or_constant_p,
17071	compute_affine_dependence, compute_all_dependences): Pass loop_nest
17072	to evolution_function_is_affine_multivariate_p.
17073
170742007-06-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
17075
17076	* df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
17077
170782007-06-20  Rask Ingemann Lambertsen  <rask@sygehus.dk>
17079
17080	PR target/32335
17081	* config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
17082	for TARGET_A16.
17083	* config/m32c/prologue.md (epilogue_exitd_16): New.
17084	(epilogue_reit_16): New.
17085	(epilogue_exitd): Rename to epilogue_exitd_24.
17086	(epilogue_reit): Rename to epilogue_reit_24.
17087
170882007-06-20  Seongbae Park  <seongbae.park@gmail.com>
17089	    Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>
17090
17091	* dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
17092	New counters.
17093	* haifa-sched.c (queue_to_ready): Don't requeue next insn
17094	if dbg_cnt (sched_insn) reaches the limit.
17095	(choose_ready): New parameter INSN_PTR and new return value.
17096	(schedule_block): Handle dbg_cnt (sched_insn). Handle
17097	the new return value from choose_ready.
17098	* global.c (global_aloc): New dbgcnt global_alloc_at_reg.
17099	(rest_of_handle_global_alloc): New global_alloc_at_func.
17100
171012007-06-20  Adam Nemet  <anemet@caviumnetworks.com>
17102
17103	PR tree-optimization/25737
17104	* tree.h (struct tree_struct_field_tag): Add new field alias_set.
17105	(SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
17106	* tree-flow.h (struct fieldoff): Add new field alias_set.
17107	* tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
17108	argument addressable_type.  Set alias_set of fieldoff.
17109	* tree-ssa-alias.c (create_sft): Add new argument alias_set.
17110	(create_overlap_variables_for): Pass alias_set from fieldoff to
17111	create_sft.
17112	* alias.c (get_alias_set): Use alias_set from SFT if set.
17113
171142007-06-20  Hui-May Chang  <hm.chang@apple.com>
17115
17116	* config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
17117	of a variable as an unsigned HOST_WIDE_INT integer.
17118
171192007-06-20  Zdenek Dvorak  <dvorakz@suse.cz>
17120
17121	PR rtl-optimization/32405
17122	* loop-iv.c (iv_get_reaching_def): Fail for partial defs.
17123
171242007-06-20  Jakub Jelinek  <jakub@redhat.com>
17125
17126	* Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
17127
17128	PR middle-end/31959
17129	* builtins.c: Include diagnostic.h.
17130	(expand_builtin_expect): Make gcc_assert more permissive.
17131	* Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
17132
17133	PR inline-asm/32109
17134	* gimplify.c (gimplify_asm_expr): Issue error if type is addressable
17135	and !allows_mem.
17136
17137	PR middle-end/32285
17138	* calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
17139	if ACCUMULATE_OUTGOING_ARGS.
17140
171412007-06-19  Rask Ingemann Lambertsen  <rask@sygehus.dk>
17142
17143	* config/m68hc11/m68hc11.c: Include dataflow header file.
17144	(m68hc11_reorg): Port to dataflow.
17145
171462007-06-19  Kenneth Zadeck <zadeck@naturalbridge.com>
17147
17148	* df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
17149	(struct df_problem.free_blocks_on_set_blocks): New field.
17150	(struct dataflow.optional_p): New field.
17151	(df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
17152	(df_live_set_all_dirty): New function.
17153	* df-scan.c (df_scan_alloc): Initialize optional_p.
17154	(problem_SCAN): Initialize free_blocks_on_set_blocks.
17155	* df-core.c (df_set_blocks): Removed use of
17156	DF_FIRST_OPTIONAL_PROBLEM.  Now uses
17157	df_problem.free_blocks_on_set_blocks to determine which blocks are
17158	recycled.
17159	(df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
17160	(df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM.  Now
17161	uses dataflow.optional_p to determine if problem should be
17162	deleted.
17163	(rest_of_handle_df_initialize): Only start live problem if
17164	-02 or above.
17165	(df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
17166	* df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
17167	df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
17168	(problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
17169	problem_NOTE): Initialize free_blocks_on_set_blocks.
17170	(df_lr_bb_local_compute): Recompute luids if df_live problem is
17171	not active.
17172	(df_live_set_all_dirty, df_note_alloc): New function.
17173	* regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
17174	df_get_live_*.
17175	* sched_ebb.c (compute_jump_reg_dependencies): Ditto.
17176	* postreload.c (reload_combine): Ditto.
17177	* cse.c (cse_extended_basic_block): Ditto.
17178	* regmove.c (mark_flags_life_zones): Ditto.
17179	* rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
17180	erase_matching_seqs): Ditto.
17181	* bt-load.c (compute_defs_uses_and_gen): Ditto.
17182	* integrate (allocate_initial_values): Ditto.
17183	* combine.c (reg_dead_at_p): Ditto.
17184	* resource.c (mark_target_live_regs): Ditto.
17185	* sched-rgn.c (check_live_1, update_live_1): Ditto.
17186	* config/sh/sh.c (find_r0_life_regions): Ditto.
17187	* global.c (rest_of_handle_global_alloc): Only add back df_live
17188	for -O > 1.
17189	* local-alloc.c (rest_of_handle_local_alloc): Only remove
17190	df_live for -O > 1.
17191	* ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
17192	df_get_live_*.
17193	(if_convert): Make sure df_live is there at -O == 1.
17194	(pass_if_after_combine): Cleanup flags.
17195	* init-regs.c (initialize_uninitialized_regs): Make sure df_live
17196	is there at -O == 1.
17197
171982007-06-19  Seongbae Park  <seongbae.park@gmail.com>
17199
17200	* config/arm/arm.c (arm_get_frame_offsets): Set
17201	offsets->locals_base to avoid negative stack size.
17202	(thumb1_expand_prologue): Assert on negative stack size.
17203
172042007-06-19  Sebastian Pop  <sebpop@gmail.com>
17205
17206	PR tree-optimization/32367
17207	* tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
17208	of the chrec has no evolution in that loop.
17209	* testsuite/gcc.dg/tree-ssa/pr32367.c: New.
17210
172112007-06-19  Bob Wilson  <bob.wilson@acm.org>
17212
17213	* config/xtensa/xtensa.c: Include "df.h".
17214	(xtensa_builtin_saveregs): Use adjust_address instead of
17215	change_address.
17216	(xtensa_va_start): Invoke make_tree with sizetype for
17217	expand_builtin_saveregs and then convert the result to a pointer.
17218	Use POINTER_PLUS_EXPR.  Use size_int instead of build_int_cst.
17219	(xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
17220	Subtract argument size from index value as integers and then use
17221	POINTER_PLUS_EXPR to add the result to the array address.
17222
172232007-06-19  Rask Ingemann Lambertsen  <rask@sygehus.dk>
17224
17225	PR target/32335
17226	* config/m32c/m32c.c: Include dataflow header file.
17227	(m32c_emit_prologue): Adjust for prologue insn change.
17228	* config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
17229	once inside a PARALLEL. Assume frame size passed in operand 0
17230	includes space to save the fb register.
17231	(prologue_enter_24): Likewise.
17232	(epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
17233
172342007-06-19  David Daney  <ddaney@avtrex.com
17235
17236	PR target/32313
17237	* config/mips/mips.md (cprestore): Mark $gp as used.
17238
172392007-06-19  Rask Ingemann Lambertsen  <rask@sygehus.dk>
17240
17241	PR target/32369
17242	* config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
17243	(frv_ifcvt_modify_insn): Likewise.
17244
172452007-06-19  Richard Guenther  <rguenther@suse.de>
17246
17247	* tree-ssa-structalias.c (handle_ptr_arith): Make sure to
17248	only handle positive offsets that fit in a HOST_WIDE_INT.
17249
172502007-06-19  Uros Bizjak  <ubizjak@gmail.com>
17251
17252	* config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
17253	result of rsqrt insn for zero input argument to avoid NaN.
17254
172552007-06-19  Richard Guenther  <rguenther@suse.de>
17256
17257	PR middle-end/31950
17258	* tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
17259
172602007-06-19  Jakub Jelinek  <jakub@redhat.com>
17261
17262	PR tree-optimization/32353
17263	* tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
17264
172652007-06-19  Nick Clifton  <nickc@redhat.com>
17266
17267	* config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
17268
172692007-06-18  Uros Bizjak  <ubizjak@gmail.com>
17270
17271	PR target/32389
17272	* config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
17273	* config/i386/i386.c (assign_386_stack_local): Assert that
17274	SLOT_VIRTUAL is valid only before virtual regs are instantiated.
17275	(ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
17276	Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
17277	* config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
17278
172792007-06-18  Steve Ellcey  <sje@cup.hp.com>
17280
17281	* config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
17282
172832007-06-18  Seongbae Park  <seongbae.park@gmail.com>
17284
17285	PR rtl-optimization/32321
17286	* gcse.c (replace_store_insn): Update the note before
17287	calling emit_insn_after.
17288
172892007-06-18  Kenneth Zadeck <zadeck@naturalbridge.com>
17290
17291	PR middle-end/32355
17292	* gcse (rest_of_handle_gcse): Add call to df_finish_pass after
17293	cse_main.
17294	* df-problems.c (df_note_bb_compute): Fix dumping info.
17295
172962007-06-18  Kazu Hirata  <kazu@codesourcery.com>
17297
17298	* config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
17299	insn with emit_jump_insn.
17300
173012007-06-18  Uros Bizjak  <ubizjak@gmail.com>
17302
17303	PR tree-optimization/32383
17304	* targhooks.c (default_builtin_reciprocal): Add new bool argument.
17305	* targhooks.h (default_builtin_reciprocal): Update prototype.
17306	* target.h (struct gcc_target): Update builtin_reciprocal.
17307	* doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
17308	* tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
17309	where arg1 is not SSA_NAME.  Pass true to targetm.builtin_reciprocal
17310	when fndecl is in BUILT_IN_MD class.
17311	(execute_convert_to_rsqrt): Ditto.
17312
17313	* config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
17314	argument.  Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
17315	Convert BUILT_IN_SQRTF code only  when md_fn is false.
17316
173172007-06-18  Kaz Kojima  <kkojima@gcc.gnu.org>
17318
17319	* bt-load.c (move_btr_def): Fix the order of arguments
17320	to validate_replace_rtx.
17321
173222007-06-18  Nathan Sidwell  <nathan@codesourcery.com>
17323
17324	* config/m68k/m68k-devices.def: Add 54450..54455.
17325
173262007-06-17  Uros Bizjak  <ubizjak@gmail.com>
17327
17328	PR rtl-optimization/32366
17329	* simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
17330	FLOAT_EXTEND]: Prevent non-scalar modes from entering
17331	significand_size.
17332
173332007-06-17  Kenneth Zadeck <zadeck@naturalbridge.com>
17334
17335	PR middle-end/32349
17336	* modulo-sched (generate_reg_moves): Added rescan parameter and if
17337	this is true, rescan insn being modified.
17338	(sms_schedule): Added rescan parameter.
17339	(rest_of_handle_sms): Moved freeing of dominance info to before
17340	getting out of cfg_layout.
17341
173422007-06-17  Nathan Sidwell  <nathan@codesourcery.com>
17343
17344	* config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
17345	* config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
17346	appropriate.
17347
17348	* config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
17349	FL_CF_EMAC from the entry for isac.
17350
17351	* config/m68k/predicates.md (const_call_operand): Adjust comment.
17352	(const_sibcall_operand): New.
17353	(sibcall_operand): Use it.
17354	* config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
17355	(m68k_isas): ISAC does not imply FPU or EMAC.
17356	(override_options): Add ISA_C logic for symbolic jump & call.
17357
173582007-06-17  Eric Botcazou  <ebotcazou@libertysurf.fr>
17359
17360	* config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
17361	return mode from the builtin itself.
17362	(sparc_fold_builtin): Fix cast of zero constant.
17363
173642007-06-16  Uros Bizjak  <ubizjak@gmail.com>
17365
17366	* targhooks.c (default_builtin_reciprocal): New default target hook.
17367	* targhooks.h (default_builtin_reciprocal): Add prototype.
17368	* hooks.c (hook_tree_tree_bool_null): Remove hook.
17369	* hooks.h (hook_tree_tree_bool_null): Remove prototype.
17370	* target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
17371	default_builtin_reciprocal.
17372
173732007-06-16  Uros Bizjak  <ubizjak@gmail.com>
17374
17375	PR middle-end/31723
17376	* hooks.c (hook_tree_tree_bool_null): New hook.
17377	* hooks.h (hook_tree_tree_bool_null): Add prototype.
17378	* tree-pass.h (pass_convert_to_rsqrt): Declare.
17379	* passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
17380	* tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
17381	and convert it to reciprocal a*rfunc(b).
17382	(execute_convert_to_rsqrt): New function.
17383	(gate_convert_to_rsqrt): New function.
17384	(pass_convert_to_rsqrt): New pass definition.
17385	* target.h (struct gcc_target): Add builtin_reciprocal.
17386	* target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
17387	(TARGET_INITIALIZER): Initialize builtin_reciprocal with
17388	TARGET_BUILTIN_RECIPROCAL.
17389	* doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
17390
17391	* config/i386/i386.h (TARGET_RECIP): New define.
17392	* config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
17393	for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17394	flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17395	and not optimizing for size.
17396	(*rcpsf2_sse): New insn pattern.
17397	(*rsqrtsf2_sse): Ditto.
17398	(rsqrtsf2): New expander.  Expand by calling ix86_emit_swsqrtsf
17399	for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17400	flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17401	and not optimizing for size.
17402	(sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
17403	for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17404	flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17405	and not optimizing for size.
17406	* config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
17407	for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17408	flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17409	and not optimizing for size.
17410	(*sse_rsqrtv4sf2): Do not export.
17411	(sqrtv4sf2): Ditto.
17412	(sse_rsqrtv4sf2): New expander.  Expand by calling ix86_emit_swsqrtsf
17413	for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17414	flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17415	and not optimizing for size.
17416	(sqrtv4sf2): Ditto.
17417	* config/i386/i386.opt (mrecip): New option.
17418	* config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
17419	(ix86_emit_swsqrtsf): Ditto.
17420	* config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
17421	(ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
17422	builtin definition.
17423	(ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
17424	ix86_expand_unop1_builtin.
17425	(ix86_emit_swdivsf): New function.
17426	(ix86_emit_swsqrtsf): Ditto.
17427	(ix86_builtin_reciprocal): New function.
17428	(TARGET_BUILTIN_RECIPROCAL): Use it.
17429	(ix86_vectorize_builtin_conversion): Rename from
17430	ix86_builtin_conversion.
17431	(TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
17432	* doc/invoke.texi (Machine Dependent Options): Add -mrecip to
17433	"i386 and x86_64 Options" section.
17434	(Intel 386 and AMD x86_64 Options): Document -mrecip.
17435
174362007-06-15  Andrew Pinski <andrew_pinski@playstation.sony.com>
17437	    Zdenek Dvorak <dvorakz@suse.cz>
17438	    Richard Guenther  <rguenther@suse.de>
17439	    Kaz Kojima  <kkojima@gcc.gnu.org>
17440
17441	* tree-vrp.c (compare_values_warnv): Convert val2 to
17442	the type of val1.
17443	(extract_range_from_assert): Create
17444	POINTER_PLUS_EXPR for pointer types.
17445	(extract_range_from_binary_expr): Handle
17446	only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
17447	for pointer types.
17448	* doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
17449	* tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
17450	POINTER_PLUS_EXPR as PLUS_EXPR.
17451	(number_of_iterations_lt_to_ne):
17452	For pointer types, use sizetype when
17453	creating MINUS_EXPR/PLUS_EXPRs.
17454	(assert_loop_rolls_lt): For pointer types, use sizetype when
17455	creating MINUS_EXPR/PLUS_EXPRs.
17456	(number_of_iterations_le): Likewise.
17457	(expand_simple_operations): POINTER_PLUS_EXPR are simple also.
17458	(derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
17459	like PLUS_EXPR and MINUS_EXPR.
17460	* tree-pretty-print.c (dump_generic_node): Handle
17461	POINTER_PLUS_EXPR.
17462	(op_prio): Likewise.
17463	(op_symbol_1): Likewise.
17464	* optabs.c (optab_for_tree_code): Likewise.
17465	* tree-ssa-loop-manip.c (create_iv): Handle pointer base
17466	specially.
17467	* tree-tailcall.c (process_assignment): Mention
17468	POINTER_PLUS_EXPR in a TODO comment.
17469	* tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
17470	MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
17471	not used with a pointer and an integer type.
17472	* tree-scalar-evolution.c (add_to_evolution_1): Convert the
17473	increment using chrec_convert_rhs instead of chrec_convert.
17474	(follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
17475	PLUS_EXPR except for the right hand side's type will be
17476	sizetype.
17477	(interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
17478	(fold_used_pointer_cast): Kill.
17479	(pointer_offset_p): Kill.
17480	(fold_used_pointer): Kill.
17481	(pointer_used_p): Kill.
17482	(analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
17483	call fold_used_pointer.
17484	(instantiate_parameters_1): Convert the increment
17485	using chrec_convert_rhs instead of chrec_convert.
17486	Handle POINTER_PLUS_EXPR as PLUS_EXPR.
17487	* builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
17488	instead of PLUS_EXPR.
17489	(expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
17490	PLUS_EXPR for pointers.
17491	(std_gimplify_va_arg_expr): Likewise.
17492	(fold_builtin_memory_op): Likewise.
17493	(fold_builtin_strstr): Likewise.
17494	(fold_builtin_strchr): Likewise.
17495	(fold_builtin_strrchr): Likewise.
17496	(fold_builtin_strpbrk): Likewise.
17497	(expand_builtin_memory_chk): Likewise.
17498	(fold_builtin_memory_chk): Likewise.
17499	(std_expand_builtin_va_start): Use
17500	sizetype for the call to make_tree and then convert
17501	to the pointer type.
17502	(fold_builtin_memchr): Use POINTER_PLUS_EXPR
17503	instead of PLUS_EXPR for adding to a pointer.
17504	(std_gimplify_va_arg_expr): Use fold_build2 for
17505	the creating of POINTER_PLUS_EXPR.  For the BIT_AND_EXPR, cast
17506	the operands to sizetype first and then cast the BIT_AND_EXPR
17507	back to the pointer type.
17508	* fold-const.c (build_range_check): Handle pointer types
17509	specially.
17510	(extract_array_ref): Look for POINTER_PLUS_EXPR instead
17511	of PLUS_EXPR's. Make sure the offset is converted to
17512	sizetype.
17513	(try_move_mult_to_index): Strip the NOPs from the offset.
17514	Remove code argument and replace all uses with PLUS_EXPR.
17515	(fold_to_nonsharp_ineq_using_bound): Handle pointer types
17516	specially. Don't use a pointer type for MINUS_EXPR.
17517	(fold_unary): Handle for (T1)(X op Y),
17518	only p+ as that is the only as that can be handled for
17519	binary operators now.
17520	(fold_binary <case POINTER_PLUS_EXPR>): Add folding of
17521	POINTER_PLUS_EXPR.
17522	<case PLUS_EXPR>: Add folding of PTR+INT into
17523	PTR p+ INT.
17524	Don't call try_move_mult_to_index.
17525	<case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
17526	into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
17527	(PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
17528	Don't call try_move_mult_to_index.
17529	(tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
17530	(tree_expr_nonzero_p): Likewise.
17531	(fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
17532	of PLUS_EXPR for the complex expression folding.
17533	* tree-chrec.c (chrec_fold_plus_poly_poly): If the
17534	first chrec is a pointer type, then the second should
17535	be sizetype and not the first's type.
17536	For POINTER_PLUS_EXPR, use a different right hand side type.
17537	Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17538	(chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
17539	different right hand side type.
17540	Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17541	(chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
17542	instead of PLUS_EXPR.
17543	When either operand is zero, convert the other operand.
17544	(chrec_apply): Use chrec_convert_rhs
17545	on the argument x instead of chrec_convert.
17546	(reset_evolution_in_loop): For pointer types, the new_evol
17547	should be sizetype.
17548	(convert_affine_scev): For POINTER_PLUS_EXPR, use a
17549	different right hand side type.
17550	Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17551	(chrec_convert_rhs): New function.
17552	(chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
17553	different right hand side type.
17554	Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17555	* tree-chrec.h (chrec_convert_rhs): New prototype.
17556	(build_polynomial_chrec): For pointer types, the right hand
17557	* tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
17558	POINTER_PLUS_EXPR instead of PLUS_EXPR's.
17559	Remove subtraction case as it is always addition now.
17560	Make sure the offset is converted to sizetype.
17561	(fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
17562	Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
17563	* tree-ssa-loop-ivopts.c (determine_base_object): Abort for
17564	PLUS_EXPR in pointer type.
17565	Handle POINTER_PLUS_EXPR.
17566	(tree_to_aff_combination): Likewise.
17567	(force_expr_to_var_cost): Likewise.
17568	(force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
17569	instead of PLUS_EXPR for pointers.
17570	* c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
17571	instead of PLUS_EXPR of pointer types.
17572	* tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
17573	as PLUS_EXPR.
17574	(check_va_list_escapes): Likewise.
17575	(check_all_va_list_escapes): Likewise.
17576	* dwarf2out.c (loc_descriptor_from_tree_1):
17577	Handle POINT_PLUS_EXPR as a PLUS_EXPR.
17578	* expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
17579	(string_constant): Likewise.
17580	* tree-ssa-address.c (tree_mem_ref_addr): When adding
17581	the offset to the base, use POINTER_PLUS_EXPR.
17582	(add_to_parts): Convert the index to sizetype.
17583	(create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
17584	* matrix-reorg.c (collect_data_for_malloc_call): Stmt
17585	will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
17586	Offset only holds something for PLUS_EXPR.
17587	(ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
17588	a PLUS_EXPR.
17589	(analyze_transpose): POINTER_PLUS_EXPR will only show up now
17590	and not PLUS_EXPR.
17591	(analyze_accesses_for_modify_stmt): Likewise.
17592	Remove comment about the type being integral type as it is
17593	wrong now.
17594	(can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
17595	PLUS_EXPR.
17596	(transform_access_sites): POINTER_PLUS_EXPR will only show up now
17597	and not PLUS_EXPR.
17598	Correct the type which the artimentic is done in (is now
17599	sizetype).
17600	Reindent one loop.
17601	* tree-data-ref.c (split_constant_offset): Handle
17602	POINTER_PLUS_EXPR
17603	* tree-affine.c (tree_to_aff_combination): Likewise.
17604	* c-typeck.c (build_unary_op): For pointers create the increment
17605	as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
17606	for pointers.
17607	* gimplify.c (gimplify_self_mod_expr): Create a
17608	POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17609	(gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
17610	* tree.def (POINTER_PLUS_EXPR): New tree code.
17611	* tree-predcom.c (ref_at_iteration): If we have a pointer
17612	type do the multiplication in sizetype.
17613	* tree-mudflap.c (mf_xform_derefs_1): Create a
17614	POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17615	* tree-ssa-forwprop.c
17616	(forward_propagate_addr_into_variable_array_index):
17617	Don't expect there to be a cast for the index as that
17618	does not exist anymore.
17619	(forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
17620	instead of PLUS_EXPR.
17621	Don't check for the first operand of the POINTER_PLUS_EXPR
17622	was the index as it cannot be.
17623	Call forward_propagate_addr_into_variable_array_index with
17624	the SSA_NAME instead of the statement.
17625	* varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
17626	(compare_constant): Likewise.
17627	(copy_constant): Likewise.
17628	(compute_reloc_for_constant): Likewise.
17629	(output_addressed_constants): Likewise.
17630	(initializer_constant_valid_p): Likewise.
17631	* tree-ssa.c (tree_ssa_useless_type_conversion_1):
17632	Convert the MIN/MAX of the inner type to the outer
17633	type before comparing them.
17634	* tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
17635	POINTER_PLUS_EXPR instead of PLUS_EXPR.
17636	(issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
17637	of PLUS_EXPR for pointers.
17638	* tree-inline.c (estimate_num_insns_1): Handle
17639	POINTER_PLUS_EXPR.
17640	* tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
17641	Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17642	(bump_vector_ptr): Create a POINTER_PLUS_EXPR
17643	instead of PLUS_EXPR for the pointer increment statement.
17644	(vect_update_ivs_after_vectorizer): For pointer types, create
17645	POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
17646	MULT_EXPR in sizetype.
17647	(vect_gen_niters_for_prolog_loop): Add a cast when creating
17648	byte_misalign.
17649	* tree-object-size.c (plus_expr_object_size): Handle
17650	POINTER_PLUS_EXPR instead of PLUS_EXPR.  Removing all the extra
17651	code which is trying to figure out which side is a pointer and
17652	is the index.
17653	(check_for_plus_in_loops_1): Likewise.
17654	(check_for_plus_in_loops): Likewise.
17655	* c-common.c (pointer_int_sum): Create a
17656	POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17657	* tree-ssa-structalias.c (handle_ptr_arith): Handle
17658	only POINTER_PLUS_EXPR.  Removing all the extra
17659	code which is trying to figure out which side is a pointer and
17660	is the index.
17661	* tree-cfg.c (verify_expr): Add extra checking for pointers and
17662	PLUS_EXPR and MINUS_EXPR.
17663	Also add checking to make sure the operands of POINTER_PLUS_EXPR
17664	are correct.
17665	* config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
17666	with make_tree, instead of a pointer type.
17667	* config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
17668	for pointers instead of PLUS_EXPR.
17669	(s390_gimplify_va_arg): Likewise.
17670	* config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
17671	instead of PLUS_EXPR when doing addition on pointer
17672	types.  Use sizetype for the second operand.
17673	(spu_gimplify_va_arg_expr): Likewise.
17674	* config/sparc/sparc.c (sparc_gimplify_va_arg): Use
17675	POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
17676	a pointer.  Don't create a BIT_AND_EXPR for pointer types.
17677	* config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
17678	for the pointer addition and also use size_int/sizetype
17679	for the offset.
17680	(ix86_gimplify_va_arg): Likewise.
17681	Perform BIT_AND_EXPR on sizetype arguments.
17682	* config/sh/sh.c (sh_va_start): Call make_tree with sizetype
17683	and convert its result to a pointer type.  Use POINTER_PLUS_EXPR
17684	for the pointer additions and also use size_int for the offsets.
17685	(sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
17686	additions and also use size_int for the offsets.  Perform
17687	BIT_AND_EXPR on sizetype arguments.
17688	* config/ia64/ia64.c (ia64_gimplify_va_arg): Use
17689	POINTER_PLUS_EXPR for pointers and create the
17690	BIT_AND_EXPR in sizetype.
17691	* config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
17692	instead of PLUS_EXPR for pointer addition.
17693	(rs6000_va_start): Likewise.
17694	Also use sizetype for the offset.
17695	* config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
17696	as PLUS_EXPR/MINUS_EXPR.
17697	(hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
17698	PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
17699	Don't use BIT_AND_EXPR on a pointer type, convert the
17700	expression to sizetype first.
17701	* config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
17702	for pointers.
17703	(mips_gimplify_va_arg_expr): Likewise.
17704	Don't create BIT_AND_EXPR in a pointer type.
17705
177062007-06-15  Eric Christopher  <echristo@apple.com>
17707
17708	* config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
17709	(x86_64-*-darwin*): Ditto.
17710	* config/i386/darwin.h (CRTEND_SPEC): New. Add support
17711	for above.
17712
177132007-06-15  Matthew Wilcox <matthew@wil.cx>
17714
17715	* doc/extend.texi: Document behavior of __attribute__((aligned))
17716	on typedefs.
17717
177182007-06-15  Mark Mitchell  <mark@codesourcery.com>
17719
17720	* rtlanal.c (note_stores): Improve documentation.
17721
177222007-06-15  Bernd Schmidt  <bernd.schmidt@analog.com>
17723
17724	* config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
17725	LOCAL_LABEL_PREFIX): Delete.
17726	* config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
17727	(bfin_internal_label): Delete.
17728
177292007-06-15  Uros Bizjak  <ubizjak@gmail.com>
17730
17731	* libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
17732	define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
17733	otherwise define to LIBGCC2_TF_CEXT.
17734	* config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
17735	(LIBGCC_TF_CEXT): Ditto.
17736	(TF_SIZE): Ditto.
17737
177382007-06-14  Seongbae Park  <seongbae.park@gmail.com>
17739
17740	PR rtl-optimization/32339
17741	* df-scan.c (df_uses_record): Don't modify flags but just add to
17742	it for df_ref_record.
17743
177442007-06-14  Andrew Pinski  <andrew_pinski@playstation.sony.com>
17745
17746	* tree-mudflap.c: Fix whitespace issues.
17747
177482007-06-15  Kazu Hirata  <kazu@codesourcery.com>
17749
17750	* config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
17751
177522007-06-14  Eric Christopher  <echristo@apple.com>
17753
17754	* config/i386/sse.md (movdi_to_sse): Rewrite body.
17755	(movv4sf): Use gcc_unreachable instead of abort.
17756
177572007-06-14  Uros Bizjak  <ubizjak@gmail.com>
17758
17759	PR target/32268
17760	* config/i386/sfp-machine.h (CMPtype): New define.
17761	(mach stubs): Use CMPtype instead of int as a return type.
17762
177632007-06-14  Uros Bizjak  <ubizjak@gmail.com>
17764
17765	* config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
17766	config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
17767	config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
17768	config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
17769	config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
17770	config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
17771	config/soft-fp/soft-fp.h: Update from glibc CVS.
17772
177732007-06-14  Bernd Schmidt  <bernd.schmidt@analog.com>
17774
17775	* config/bfin/uclinux.h (MFWRAP_SPEC): New.
17776
177772007-06-14  Rask Ingemann Lambertsen  <rask@sygehus.dk>
17778
17779	PR target/32341
17780	* config/v850/v850.c: Include dataflow header file.
17781	(substitute_ep_register): Fix typo.
17782
177832007-06-14  Paolo Bonzini  <bonzini@gnu.org>
17784
17785	* configure.ac: Fix earlier checkin.
17786	* configure: Regenerated.
17787
177882007-06-14  Paolo Bonzini  <bonzini@gnu.org>
17789
17790	* acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
17791	* aclocal.m4: Regenerate.
17792	* configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
17793	ACX_PROG_CC_WARNINGS_ARE_ERRORS,
17794	ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
17795	* configure: Regenerate.
17796	* Makefile.in (LOOSE_WARN): Subst loose_warn.
17797
17798	* Makefile.in (quickstrap): Build libgcc too.
17799
178002007-06-14  Paolo Bonzini  <bonzini@gnu.org>
17801
17802	* configure.ac: Add --enable-checking=df.  Explicitly mention that
17803	the variables are initialized as for "release".
17804	* df-core.c: Use it.
17805	* configure: Regenerate.
17806	* config.in: Regenerate.
17807
178082007-06-14  Bob Wilson  <bob.wilson@acm.org>
17809
17810	* config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
17811	validate_replace_rtx instead of replace_rtx.
17812	(xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
17813
178142007-06-14  Danny Smith  <dannysmith@users.sourceforge.net>
17815
17816	* config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
17817	(DWARF2_UNWIND_INFO): Override default if configured with
17818	SJLJ EH disabled.
17819	* config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
17820	(ENDFILE_SPEC): Add crtend.o.
17821	* config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
17822	(ENDFILE_SPEC): Add crtend.o.
17823	(TARGET_USE_JCR_SECTION): Define.
17824	(MD_UNWIND_SUPPORT): Define for 32-bit target.
17825
17826	* config/i386/cygming-crtbegin.c: New file.
17827	* config/i386/cygming-crtend.c: New file.
17828
178292007-06-14  Pascal Obry  <obry@adacore.com>
17830
17831	* config/i386/w32-unwind.h: New file.
17832
178332007-06-13  Eric Christopher  <echristo@apple.com>
17834
17835	* config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
17836	the user set a value below STACK_BOUNDARY.
17837
178382007-06-13  Thiemo Seufer  <ths@networkno.de>
17839
17840	* config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
17841	imply -lpthread for -pthread.
17842
178432007-06-13  Kazu Hirata  <kazu@codesourcery.com>
17844
17845	* basic-block.h: Remove the prototype for
17846	free_basic_block_vars.
17847	* cfglayout.h: Remove the prototype for
17848	insn_locators_initialize.
17849	* tree.h: Remove the prototype for emit_line_note.
17850
17851	* tree-ssa-pre.c (mergephitemp): Remove.
17852	(init_pre): Don't use mergephitemp.
17853
178542007-06-13  Eric Christopher  <echristo@apple.com>
17855
17856	* config/i386/i386.c (override_options): If we've specified
17857	an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
17858
178592007-06-13  Bob Wilson  <bob.wilson@acm.org>
17860
17861	* df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
17862	is defined.
17863
178642007-06-13  Bernd Schmidt  <bernd.schmidt@analog.com>
17865
17866	* config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
17867	* config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
17868	(eh_store_handler): New pattern.
17869	(eh_return): Emit it instead of a plain move.
17870
178712007-06-13  Uros Bizjak  <ubizjak@gmail.com>
17872
17873	* config/i386/i386.c (ix86_init_mmx_sse_builtins)
17874	[__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
17875	[__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
17876	def_builtin_const.
17877
178782007-06-13  Bernd Schmidt  <bernd.schmidt@analog.com>
17879
17880	* config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
17881	(find_next_insn_start, find_load): New functions.
17882	(bfin_reorg): Use them to deal with the fact that parallel insns are
17883	no longer represented as a SEQUENCE.
17884
178852007-06-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
17886
17887	* config/sparc/sparc.c (sparc_override_options): Initialize
17888	fpu mask correctly.
17889
178902007-06-13  Dave Korn  <dave.korn@artimi.com>
17891
17892	* config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
17893
178942007-06-13  Kazu Hirata  <kazu@codesourcery.com>
17895
17896	* auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
17897	config/sh/divcost-analysis, dbgcnt.def, df-core.c,
17898	df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
17899	tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
17900	tree-vect-transform.c: Fix comment typos.  Follow spelling
17901	conventions.
17902
179032007-06-12  Seongbae Park  <seongbae.park@gmail.com>
17904
17905	* df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
17906	to the exit block use set.
17907	(df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
17908	* gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
17909	* config/sparc/sparc.c (sparc_check_64): Check df != NULL.
17910
179112007-06-12  Seongbae Park  <seongbae.park@gmail.com>
17912
17913	* opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
17914	* dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
17915	to indicate an error.
17916	(dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
17917	New functions.
17918	(dbg_cnt_process_opt): Print an error on a bad argument.
17919	* dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
17920	* common.opt (-fdbg-cnt-list): New.
17921	* doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
17922
179232007-06-12  Eric Botcazou  <ebotcazou@adacore.com>
17924
17925	* tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
17926	flag on ref-all pointers.
17927
179282007-06-12  Andrew Pinski  <andrew_pinski@playstation.sony.com>
17929
17930	PR middle-end/31579
17931	* expr.c (expand_expr_addr_expr_1): Call expand_expr
17932	for the offset with the modifier as EXPAND_INITIALIZER
17933	if the modifier is EXPAND_INITIALIZER.
17934	(expand_expr_real_1 <case INTEGER_CST>): Don't force to
17935	a register if we had an overflow.
17936
179372007-06-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
17938
17939	* real.c (real_isfinite): New.
17940	(real_sqrt): Use it.
17941	* real.h (real_isfinite): New.
17942	* builtins.c: Use it.
17943
179442007-06-12  Ian Lance Taylor  <iant@google.com>
17945	    Daniel Berlin  <dberlin@dberlin.org>
17946
17947	PR libstdc++/29286
17948	* tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
17949	* tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
17950	(CHANGE_DYNAMIC_TYPE_LOCATION): Define.
17951	(DECL_NO_TBAA_P): Define.
17952	(struct tree_decl_common): Add no_tbaa_flag field.
17953	* tree-ssa-structalias.c (struct variable_info): Add
17954	no_tbaa_pruning field.
17955	(new_var_info): Initialize no_tbaa_pruning field.
17956	(unify_nodes): Copy no_tbaa_pruning field.
17957	(find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17958	(dump_solution_for_var): Print no_tbaa_pruning flag.
17959	(set_uids_in_ptset): Add no_tbaa_pruning parameter.  Change all
17960	callers.
17961	(compute_tbaa_pruning): New static function.
17962	(compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
17963	Call compute_tbaa_pruning.
17964	* tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
17965	* gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17966	* gimple-low.c (lower_stmt): Likewise.
17967	* tree-gimple.c (is_gimple_stmt): Likewise.
17968	* tree-ssa-operands.c (get_expr_operands): Likewise.
17969	* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17970	* tree-inline.c (estimate_num_insns_1): Likewise.
17971	(copy_result_decl_to_var): Likewise.
17972	* expr.c (expand_expr_real_1): Likewise.
17973	* tree-pretty-print.c (dump_generic_node): Likewise.
17974	* tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
17975	* omp-low.c (omp_copy_decl_2): Likewise.
17976	* print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
17977	* doc/c-tree.texi (Expression trees): Document
17978	CHANGE_DYNAMIC_TYPE_EXPR.
17979
179802007-06-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
17981
17982	* fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
17983	with !HONOR_NANS and !HONOR_INFINITIES.
17984	* simplify-rtx.c (simplify_binary_operation_1): Likewise.
17985
179862007-06-12  Tristan Gingold  <gingold@adacore.com>
17987
17988	* gcov.c: Comments updated.
17989	(source_info): Add file_time field.
17990	(source_index): New variable.
17991	(mutiple_files): New variable.
17992	(generate_results): New function extracted from process_file.
17993	(process_file): Save and restore chain of functions, generate
17994	results and free structures only if not merging results.
17995	(release_structures): File names are now freed in create_file_names
17996	(create_file_names): Free previous file names.
17997	(find_source): File date is now read here and modifications in
17998	source files is checked here.
17999	(read_graph_file): Only reverse order of functions for the current
18000	object file.
18001	(make_gcov_file_name): Do not generate long names if input_name is
18002	NULL.
18003	(output_lines): If merging results do not display graph, data and
18004	runs informations.
18005	Checking source file modification is done in find_source.
18006
18007	* doc/gcov.texi: Append an s to sourcefile.
18008
180092007-06-12  Bernd Schmidt  <bernd.schmidt@analog.com>
18010
18011	* config/bfin/bfin.md (UNSPEC_NOP): New constant.
18012	(forced_nop): New pattern.
18013	* config/bfin/bfin.c: Include "df.h".
18014	(add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
18015	(bfin_discover_loop): Use df_get_live_in instead of
18016	global_live_at_start.
18017	(bfin_reorder_loops): Pass 0 to cfg_layout_initialize.  Call
18018	df_analyze when done.
18019	(gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
18020	the insns.  Use QImode for the final insn in a bundle.  Call
18021	df_insn_rescan on generated NOPs; use gen_forced_nop instead of
18022	gen_nop.
18023	(reorder_var_tracking_notes): New function.
18024	(bfin_reorg): Pass no argument to split_all_insns.  Don't call
18025	update_life_info.  Call df_analyze after scheduling and bundle
18026	generation.  Call reorder_var_tracking_notes if generating these
18027	notes.  Call df_finish_pass at the end.
18028
180292007-06-12  Dirk Mueller  <dmueller@suse.de>
18030
18031	* optabs.c (debug_optab_libfuncs): fix gcc_assert to
18032	a comparison, not an assignment.
18033
180342007-06-12  Olivier Hainque  <hainque@adacore.com>
18035
18036	* tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
18037	Request walking the subtrees only, leaving the current is_lhs/val_only
18038	untouched.
18039	(convert_non_local_reference): Likewise.
18040
180412007-06-12  Nathan Sidwell  <nathan@codesourcery.com>
18042
18043	* config/m68k/m68k-devices.def (52221, 52223, 5253): New.
18044
180452007-06-12  Richard Guenther  <rguenther@suse.de>
18046
18047	PR tree-optimization/15353
18048	PR tree-optimization/31657
18049	* passes.c (init_optimization_passes): Add pass_tree_ifcombine.
18050	* timevar.def: Add TV_TREE_IFCOMBINE.
18051	* tree-pass.h (pass_tree_ifcombine): Declare.
18052	* tree-ssa-ifcombine.c: New file.
18053	* tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
18054	* tree-flow.h (blocks_in_phiopt_order): Declare.
18055	* Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
18056	(tree-ssa-ifcombine.o): New dependencies.
18057
180582007-06-12  Uros Bizjak  <ubizjak@gmail.com>
18059
18060	PR rtl-optimization/32293
18061	* combine.c (simplify_if_then_else): Truncate return from
18062	nonzero_bits() to correct mode.
18063
180642007-06-12  Uros Bizjak  <ubizjak@gmail.com>
18065
18066	* fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
18067	into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
18068
180692007-06-11  Diego Novillo  <dnovillo@google.com>
18070
18071	* Makefile.in (reload1.o-warn): Remove.
18072
180732007-06-11  Seongbae Park <seongbae.park@gmail.com>
18074
18075	* combine.c (subst): Use reg_overlap_mentioned_p
18076	instead of comparing register numbers directly.
18077
180782007-06-11  Kenneth Zadeck <zadeck@naturalbridge.com>
18079
18080	* reload1.c (mark_home_live_1): Use the mode parameter.
18081
180822007-06-11  Kenneth Zadeck <zadeck@naturalbridge.com>
18083
18084	* df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
18085	df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
18086	word "deferred".
18087	* df-core.c: Ditto.
18088
180892007-06-11  Daniel Berlin  <dberlin@dberlin.org>
18090
18091	* Merge dataflow-branch into mainline (see ChangeLog.dataflow)
18092
180932007-06-11  Uros Bizjak  <ubizjak@gmail.com>
18094
18095	* config/i386/i386.md ("*movtf_internal): Penalize moves to and
18096	from integer registers.
18097	(FP mode splitters): Handle TFmode.
18098
180992007-06-11  Eric Botcazou  <ebotcazou@adacore.com>
18100
18101	* tree-ssa-structalias.c (find_what_p_points_to): Return false
18102	for ref-all pointers that point-to anything.
18103
181042007-06-11  Joseph Myers  <joseph@codesourcery.com>
18105
18106	* config/arm/arm.c (arm_output_dwarf_dtprel,
18107	TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
18108
181092007-06-11  Bernd Schmidt  <bernd.schmidt@analog.com>
18110
18111	* config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
18112	movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
18113	to memory moves.
18114
181152007-06-11  Rafael Ávila de Espíndola  <espindola@google.com>
18116
18117	* tree.c (signed_or_unsigned_type_for): New.
18118	(unsigned_type_for): Use signed_or_unsigned_type_for.
18119	(signed_type_for): Use signed_or_unsigned_type_for.
18120	* tree.h (signed_or_unsigned_type_for): New.
18121	(get_signed_or_unsigned_type): Remove.
18122	* fold-const.c (fold_negate_expr): Use signed_type_for instead of
18123	lang_hooks.types.signed_type
18124	(size_diffop): Likewise.
18125	(all_ones_mask_p): Likewise.
18126	(build_range_check): Likewise.
18127	(fold_cond_expr_with_comparison): Likewise.
18128	(fold_cond_expr_with_comparison): Likewise.
18129	(unextend): Likewise.
18130	(extract_muldiv_1): Likewise.
18131	(fold_single_bit_test_into_sign_test): Likewise.
18132	(fold_binary): Likewise.
18133	(fold_ternary): Likewise.
18134	(operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
18135	instead of get_signed_or_unsigned_type.
18136	* c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
18137	(LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
18138	* expr.c (signed_or_unsigned_type_for): Use
18139	signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
18140	* langhooks.c (get_signed_or_unsigned_type): Remove.
18141	(lhd_signed_or_unsigned_type): Remove.
18142	* langhooks.h (lang_hooks_for_types): Remove signed_type and
18143	signed_or_unsigned_type.
18144	(lhd_signed_or_unsigned_type): Remove.
18145	* expmed.c (make_tree): Use signed_type_for instead of
18146	lang_hooks.types.signed_type.
18147	* c-common.c (same_scalar_type_ignoring_signedness): Use
18148	c_common_signed_type instead of lang_hooks.types.signed_type.
18149	(c_common_unsigned_type): New.
18150	(c_common_signed_type): Just call c_common_signed_or_unsigned_type.
18151	(shorten_compare): Use c_common_unsigned_type instead of
18152	c_common_signed_or_unsigned_type.
18153	(c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
18154	unsigned_type_for.
18155	* convert.c (convert_to_integer): Use signed_type_for instead of
18156	lang_hooks.types.signed_type.
18157	* langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
18158	(LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
18159	LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
18160	* c-format.c (check_format_types): Use c_common_unsigned_type
18161	instead of unsigned_type_for.
18162	* c-decl.c (groakdeclarator): Likewise.
18163	* c-typeck.c (convert_for_assignment): Likewise.
18164	* c-common.h (c_common_unsigned_type): New.
18165
181662007-06-11  Uros Bizjak  <ubizjak@gmail.com>
18167
18168	PR target/32280
18169	* config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
18170	* config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
18171
181722007-06-11  Uros Bizjak  <ubizjak@gmail.com>
18173
18174	PR middle-end/32279
18175	* fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
18176	into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
18177
181782007-06-10  Jan Sjodin  <jan.sjodin@amd.com>
18179	    Sebastian Pop  <sebpop@gmail.com>
18180
18181	* lambda-code.c (remove_iv): New.
18182	(lambda_loopnest_to_gcc_loopnest): Use remove_iv.
18183
181842007-06-10  Zdenek Dvorak  <dvorakz@suse.cz>
18185
18186	* tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
18187	* tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
18188	* tree-ssa-loop-prefetch.c: Include optabs.h.
18189	(FENCE_FOLLOWING_MOVNT): New macro.
18190	(struct mem_ref): Add independent_p and storent_p fields.
18191	(record_ref): Initalize the new fields.
18192	(gather_memory_references_ref): Return true if the reference
18193	could be analysed.
18194	(gather_memory_references): Check whether all memory accesses
18195	in loop were recorded.
18196	(should_issue_prefetch_p): Return false for nontemporal stores.
18197	(nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
18198	may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
18199	(determine_loop_nest_reuse): Detect independent memory references.
18200	(loop_prefetch_arrays): Call mark_nontemporal_stores.
18201	* tree-flow.h (mark_virtual_ops_for_renaming): Declare.
18202	* Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
18203	* config/i386/i386.h (x86_mfence): Declare.
18204	(FENCE_FOLLOWING_MOVNT): Return x86_mfence.
18205	* config/i386/i386.c (x86_mfence): New variable.
18206	(ix86_init_mmx_sse_builtins): Initialize x86_mfence.
18207
18208	* tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
18209	* optabs.c (init_optabs): Initialize storent_optab.
18210	* optabs.h (enum optab_index): Add OTI_storent.
18211	(storent_optab): Declare.
18212	* genopinit.c (optabs): Add initialization for storent_optab.
18213	* tree.h (MOVE_NONTEMPORAL): New macro.
18214	* expr.c (expand_assignment, store_expr, store_constructor_field,
18215	store_constructor, store_field, expand_expr_real_1): Propagate
18216	nontemporality of the expanded store.
18217	(emit_storent_insn): New function.
18218	* expr.h (expand_assignment, store_expr): Declaration changed.
18219	* function.c (assign_parm_setup_reg): Pass false as nontemporality
18220	to expand_assignment.
18221	* stmt.c (expand_asm_expr): Ditto.
18222	* calls.c (initialize_argument_information): Pass false as
18223	nontemporality to store_expr.
18224	* config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
18225	storentsi): New.
18226
182272007-06-09  Daniel Berlin  <dberlin@dberlin.org>
18228
18229	* tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
18230	parameter, use it.
18231	(find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
18232
182332007-06-09  Daniel Berlin  <dberlin@dberlin.org>
18234
18235	* tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
18236	and allow DECL_P here.
18237
182382007-06-09  Zdenek Dvorak  <dvorakz@suse.cz>
18239
18240	* tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
18241	follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
18242	track of the size of the expression.
18243	* cfghooks.c (merge_blocks): Remove block from loops structure only
18244	after call of the merge_blocks hook.
18245
182462007-06-09  Tom Tromey  <tromey@redhat.com>
18247
18248	* c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
18249	(deprecated_state): Removed.
18250	(start_decl): Update.
18251	(enum deprecated_states): Moved earlier.
18252	(groktypename): Update.
18253	(push_parm_decl): Likewise.
18254	(grokfield): Likewise.
18255	(start_function): Likewise.
18256
182572007-06-09  Ian Lance Taylor  <iant@google.com>
18258
18259	PR tree-optimization/32169
18260	* tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
18261	CONVERT_EXPR, check whether min and max both converted to an
18262	overflow infinity representation.
18263
182642007-06-08  Eric Botcazou  <ebotcazou@adacore.com>
18265
18266	* reload1.c (fixup_abnormal_edges): Clear bb field for insns
18267	not inserted on the edge.
18268
182692007-06-08  Bob Wilson  <bob.wilson@acm.org>
18270
18271	* config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
18272	instructions if they are supported.
18273	(__divsi3, __umodsi3, __modsi3): Likewise.
18274	(__ashldi3, __ashrdi3, __lshrdi3): New.
18275	* config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
18276
182772007-06-08  Harsha Jagasia <harsha.jagasia@amd.com>
18278	    Tony Linthicum <tony.linthicum@amd.com>
18279
18280	* doc/invoke.texi: Add fvect-cost-model flag.
18281	* common.opt (fvect-cost-model): New flag.
18282	* tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
18283	cost fields in stmt_vec_info struct for STMT.
18284	* tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
18285	fields in stmt_vec_info struct and access functions for the same.
18286	(TARG_COND_BRANCH_COST): Define cost of conditional branch.
18287	(TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
18288	load, store and vector to scalar operation.
18289	(TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
18290	(TARG_VEC_LOAD_COST): Define cost of aligned vector load.
18291	(TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
18292	(TARG_VEC_STORE_COST): Define cost of vector store.
18293	(vect_estimate_min_profitable_iters): Define new function.
18294	* tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
18295	check to evaluate if loop iterations are less than minimum profitable
18296	iterations determined by cost model or minimum vect loop bound defined
18297	by user, whichever is more conservative.
18298	* tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
18299	run-time check to evaluate if loop iterations are less than minimum
18300	profitable iterations determined by cost model or minimum vect loop
18301	bound defined by user, whichever is more conservative.
18302	(vect_estimate_min_profitable_iterations): New function to estimate
18303	mimimimum iterartions required for vector version of loop to be
18304	profitable over scalar version.
18305	(vect_model_reduction_cost): New function.
18306	(vect_model_induction_cost): New function.
18307	(vect_model_simple_cost): New function.
18308	(vect_cost_strided_group_size): New function.
18309	(vect_model_store_cost): New function.
18310	(vect_model_load_cost): New function.
18311	(vectorizable_reduction): Call vect_model_reduction_cost during
18312	analysis phase.
18313	(vectorizable_induction): Call vect_model_induction_cost during
18314	analysis phase.
18315	(vectorizable_load): Call vect_model_load_cost during analysis phase.
18316	(vectorizable_store): Call vect_model_store_cost during analysis phase.
18317	(vectorizable_call, vectorizable_assignment, vectorizable_operation,
18318	vectorizable_promotion, vectorizable_demotion): Call
18319	vect_model_simple_cost during analysis phase.
18320
183212007-06-08  Simon Baldwin  <simonb@google.com>
18322
18323	* reg-stack.c (get_true_reg): Readability change.  Moved default case
18324	label into direct switch statement scope.
18325
183262007-06-08  Simon Baldwin  <simonb@google.com>
18327
18328	* tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
18329	in gcc_assert() with '==' comparison.
18330
183312007-06-08  Uros Bizjak  <ubizjak@gmail.com>
18332
18333	* config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
18334	TARGET_ABM handling of x86_popcnt variable.
18335
183362007-06-08  Uros Bizjak  <ubizjak@gmail.com>
18337
18338	* doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
18339	__builtin_copysignq and __builtin_infq built-in functions.
18340
183412007-06-08  Uros Bizjak  <ubizjak@gmail.com>
18342
18343	* doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
18344	SSE4.2 section.  Correct built-in function names in SSE4A section.
18345
183462007-06-08  Uros Bizjak  <ubizjak@gmail.com>
18347
18348	PR tree-optimization/32243
18349	* tree-vect-transform.c (vectorizable_type_promotion): Move check
18350	for ncopies after ratio check between nunits_out and nunits_in.
18351	(vectorizable_type_demotion): Remove single-use variable "scalar_type".
18352
183532007-06-08  Dorit Nuzman  <dorit@il.ibm.com>
18354
18355	PR tree-optimization/32224
18356	* tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
18357	vectorization upon a non GIMPLE_MODIFY_STMT.
18358
183592007-06-08  Christian Bruel  <christian.bruel@st.com>
18360
18361	PR target/29953
18362	* config/sh/sh.md (doloop_end): New pattern and splitter.
18363	* loop-iv.c (simple_rhs_p): Check for hardware registers.
18364
183652007-06-08  Zdenek Dvorak  <dvorakz@suse.cz>
18366
18367	PR middle-end/32209
18368	* dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
18369	functions.
18370	(verify_dominators): Do not change dominance tree.
18371
183722007-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
18373
18374	* config/sh/constraints.md: New file.
18375	* config/sh/sh.c: Include tm-constrs.h.
18376	(reg_class_from_letter): Remove.
18377	(prepare_cbranch_operands): Use satisfies_constraint_*
18378	function instead of macro.
18379	(andcosts, broken_move, sh_secondary_reload): Likewise.
18380	* config/sh/predicates.md (trapping_target_operand): Likewise.
18381	(and_operand, arith_operand, arith_reg_or_0_operand,
18382	cmp_operand, logical_operand, target_operand,
18383	ua_address_operand, ua_offset, xor_operand): Likewise.
18384	* config/sh/sh.md: Include constraints.md.
18385	(*movsicc_t_false): Use satisfies_constraint_* function
18386	instead of macro.
18387	(*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
18388	lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
18389	movdi_const_16bit+1, beq, bne, *ptb): Likewise.
18390	* config/sh/sh.h (reg_class_from_letter): Remove prototype.
18391	(OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
18392	(REG_CLASS_FROM_CONSTRAINT): Remove.
18393	(CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
18394	CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
18395	CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
18396	CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
18397	CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
18398	(SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
18399	function instead of macro.
18400	(SECONDARY_INPUT_RELOAD_CLASS): Likewise.
18401	(EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
18402	EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
18403	EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
18404	(IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
18405	(IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
18406	(IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
18407	(IS_NON_EXPLICIT_CONSTANT_P): Likewise.
18408	(EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
18409	EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
18410	EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
18411	EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
18412	EXTRA_CONSTRAINT_STR): Likewise.
18413	(GO_IF_LEGITIMATE_INDEX): Fix indentation.
18414
184152007-06-07  Geoffrey Keating  <geoffk@apple.com>
18416
18417	* config/i386/darwin.h (STACK_BOUNDARY): Define.
18418
184192007-06-07  Simon Martin  <simartin@users.sourceforge.net>
18420
18421	PR c++/30759
18422	* c-common.h (flag_cpp0x): Replaced by...
18423	(cxx_dialect): ... this new variable specifying the C++ dialect that
18424	is used.
18425	* c-common.c (flag_cpp0x): Removed.
18426	(cxx_dialect): Defined.
18427	* c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
18428	cxx_dialect.
18429	* c-opts.c (c_common_post_options): Likewise.
18430	(set_std_cxx98): Set cxx_dialect to cxx98.
18431	(set_std_cxx0x): Set cxx_dialect to cxx0x.
18432
184332007-06-07  Geoffrey Keating  <geoffk@apple.com>
18434	    Hui-May Chang <hm.chang@apple.com>
18435
18436	* doc/invoke.texi (Darwin Options): Update documentation for
18437	-mmacosx-version-min.
18438	* config.gcc (*-*-darwin*): Set extra_gcc_objs.
18439	* config/darwin-driver.c: New file.
18440	* config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
18441	* config/t-darwin (darwin-driver.o): New rule.
18442
18443	* config/darwin-c.c (version_as_macro): Ignore low digit.
18444
184452007-06-07  Uros Bizjak  <ubizjak@gmail.com>
18446
18447	* config/i386/i386.md (standard sse constant splitter): Handle TFmode.
18448	(negtf2, abstf2, *absnegtf2_sse): New insn patterns.
18449	(CSGNMODE): New mode macro.
18450	(CSGNVMODE): New mode attribute.
18451	(copysign<mode>3): Rename from copysingsf3 and copysigndf3.  Macroize
18452	expander using CSGNMODE mode macro.  Handle TFmode.
18453	(copysign<mode>3_const): Rename from copysignsf3_const and
18454	copysigndf3_const.  Macroize pattern using CSGNMODE mode macro.
18455	Handle TFmode.
18456	(copysign<mode>3_var): Rename from copysignsf3_var and
18457	copysigndf3_var.  Macroize pattern using CSGNMODE mode macro.
18458	Handle TFmode.
18459	(copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
18460	mode macro.  Handle TFmode.
18461	* config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
18462	(iortf3, *iortf3): Ditto.
18463	(xortf3, *xortf3): Ditto.
18464	* config/i386/i386.c (ix86_build_signbit_mask): Create scalar
18465	TFmode and TImode masks.
18466	(ix86_expand_copysign): Expand TFmode copysign insn.
18467	(IX86_BUILTIN_INFQ): New.
18468	(IX86_BUILTIN_FABSQ): Ditto.
18469	(IX86_BUILTIN_COPYSIGNQ): Ditto.
18470	(ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
18471	[__builtin_fabsq]: Ditto.
18472	[__builtin_copysignq]: Ditto.
18473	(ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
18474	[IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
18475	[IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
18476	ix86_expand_binop_builtin().
18477
184782007-06-07  Bob Wilson  <bob.wilson@acm.org>
18479
18480	* config/xtensa/lib1funcs.asm: Clean up whitespace.
18481
184822007-06-07  Steve Ellcey  <sje@cup.hp.com>
18483
18484	PR target/31850
18485	* rtl.h (push_to_sequence2): New.
18486	* emit-rtl.c (push_to_sequence2): New.
18487	* function.c (assign_parm_data_all): Add new fields.
18488	(assign_parm_setup_block): Call push_to_sequence2 instead of
18489	push_to_sequence.
18490	(assign_parm_setup_reg): Ditto.
18491	(assign_parm_setup_stack): Ditto.
18492	(assign_parms_unsplit_complex): Ditto.
18493	(assign_parms): Change field name.
18494
184952007-06-07  Zdenek Dvorak  <dvorakz@suse.cz>
18496
18497	PR tree-optimization/32220
18498	* tree-predcom.c (eliminate_temp_copies): Handle the case that loop
18499	phi node is reached before defining statement.
18500
185012007-06-06  Andrew Pinski  <andrew_pinski@playstation.sony.com>
18502
18503	PR tree-opt/32231
18504	* tree-vect-transform.c (vectorizable_call): Call update_stmt
18505	after changing the right hand side of the assignment.
18506
185072007-06-06  Eric Christopher  <echristo@apple.com>
18508
18509	* config.gcc (i?86-*-darwin*): Remove arch parameter.
18510	(x86_64-*-darwin*): Ditto.
18511	* config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
18512	(TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18513
185142007-06-06  Thomas Neumann  <tneumann@users.sourceforge.net>
18515
18516	* tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
18517	coding conventions.
18518	(add_key): Likewise.
18519	* tree-ssa.c (init_tree_ssa): Use type safe memory macros.
18520	* tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
18521	variable names.
18522	* tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
18523	macros.
18524	(add_cost_one_coalesce): Likewise.
18525	* tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
18526	variable names. Rename orig to orig_name for consistency.
18527	* tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
18528	coding conventions.
18529	(cprop_into_successor_phis): Avoid using C++ keywords as variable
18530	names.
18531	(record_equivalences_from_stmt): Likewise.
18532	* tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
18533	the coding conventions.
18534	(memory_ssa_name_same): Likewise.
18535	(dse_optimize_stmt): Likewise.
18536	(dse_record_phis): Likewise.
18537	(dse_finalize_block): Likewise.
18538	* tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
18539	keywords as variable names.
18540	(may_move_till): Cast according to the coding conventions.
18541	(force_move_till_expr): Avoid using C++ keywords as variable names.
18542	(force_move_till): Cast according to the coding conventions.
18543	(memref_hash): Likewise.
18544	(memref_eq): Likewise.
18545	(gather_mem_refs_stmt): Likewise.
18546	* tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
18547	using C++ keywords as variable names.
18548	(idx_find_step): Cast according to the coding conventions.
18549	(idx_record_use): Likewise.
18550	(find_depends): Likewise.
18551	(prepare_decl_rtl): Likewise.
18552	(mbc_entry_hash): Likewise.
18553	(mbc_entry_eq): Likewise.
18554	* tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
18555	(simplify_replace_tree): Avoid using C++ keywords as variable names.
18556	(idx_infer_loop_bounds): Cast according to the coding conventions.
18557	* tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
18558	* tree-ssa-math-opts.c (occ_new ): Likwise.
18559	* tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
18560	macros.
18561	* tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
18562	variable names.
18563	(add_use_op): Likewise.
18564	(add_vop): Likewise.
18565	(add_vuse_op): Likewise.
18566	(add_vdef_op): Likewise.
18567	(get_expr_operands): Likewise.
18568	(push_stmt_changes): Use type safe memory macros.
18569	* tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
18570	keywords as variable names.
18571	(conditional_replacement): Likewise.
18572	(minmax_replacement): Likewise.
18573	(abs_replacement): Likewise.
18574	* tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
18575	coding conventions.
18576	(insert_fake_stores): Avoid using C++ keywords as variable names.
18577	* tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
18578	conventions.
18579	* tree-ssa-structalias.c (heapvar_lookup): Likewise.
18580	(heapvar_insert): Use type safe memory macros.
18581	(new_var_info): Cast according to the coding conventions.
18582	(new_constraint): Likewise.
18583	(remove_preds_and_fake_succs): Use type safe memory macros.
18584	* tree-ssa-threadupdate.c (thread_block): Cast according to the coding
18585	conventions.
18586	(thread_single_edge): Likewise.
18587	(thread_through_loop_header): Likewise.
18588
185892007-06-06  Eric Christopher  <echristo@apple.com>
18590
18591	* config/i386/i386.c (override_options): Move handling
18592	of TARGET_SUBTARGET* earlier.
18593
185942007-06-06  Paolo Bonzini  <bonzini@gnu.org>
18595
18596	* genmodes.c (tagged_printf, emit_insn_modes_h): Don't
18597	use %n on printf.
18598
185992007-06-06  Zdenek Dvorak  <dvorakz@suse.cz>
18600
18601	* haifa-sched.c (restore_bb_notes): Clear bb field of the notes
18602	emited outside of basic block.
18603	* cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
18604	the created blocks.
18605	* rtl.h (delete_insn_chain): Declaration changed.
18606	* cfgrtl.c (delete_insn_chain): Add option to clear bb field for
18607	non-removed insns.
18608	(rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
18609	(delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
18610	rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
18611	to delete_insn_chain.
18612	(rtl_verify_flow_info_1): Verify that the insns in header and footer
18613	do not have bb field set.
18614	(rtl_verify_flow_info): Verify that insns between basic blocks do not
18615	have bb field set.
18616	* recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
18617	* cfgcleanup.c (try_optimize_cfg): Ditto.
18618
186192007-06-06  Thomas Neumann  <tneumann@users.sourceforge.net>
18620
18621	* lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
18622	(lambda_body_vector_new): Use type safe memory macros.
18623	(lambda_linear_expression_new): Likewise.
18624	(lambda_loopnest_new): Likewise.
18625	(lambda_lattice_new): Likewise.
18626	(replace_uses_equiv_to_x_with_y): Cast according to the coding
18627	conventions. Use type safe memory macros.
18628	* lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
18629	(lambda_body_vector_s): Likewise.
18630	* lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
18631	* lambda-trans.c (lambda_trans_matrix_new): Likewise.
18632
186332007-06-06  Richard Guenther  <rguenther@suse.de>
18634
18635	* tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
18636	if we need to schedule cfg_cleanup.
18637	(tree_ssa_forward_propagate_single_use_vars): Do so.
18638
186392007-06-06  Ian Lance Taylor  <iant@google.com>
18640
18641	* fold-const.c (merge_ranges): If range_successor or
18642	range_predecessor fail, just return 0.
18643
186442007-06-06  Uros Bizjak  <ubizjak@gmail.com>
18645
18646	PR tree-optimization/32216
18647	* tree-vectorizer.c (supportable_widening_operation): Determine
18648	signedness of FIX_TRUNC_EXPR from output operand.
18649	(supportable_narrowing_operation): Ditto.
18650	* tree-vect-generic.c (expand_vector_operations_1): Determine
18651	signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
18652	from input operand.
18653
186542007-06-06  Thomas Neumann  <tneumann@users.sourceforge.net>
18655
18656	* config/i386/i386.c (enum pta_flags): Move out of struct scope...
18657	(struct pta): ...from here. Change flags to unsigned to avoid
18658	excessive casting (as it is used as a bit mask).
18659	(override_options): Add casts according to the coding convenventions.
18660	(x86_64_elf_unique_section): Likewise.
18661	(examine_argument): Avoid using C++ keywords as variable names.
18662	(construct_container): Likewise.
18663	(legitimize_pic_address): Likewise.
18664	(get_dllimport_decl): Cast according to the coding conventions. Use
18665	type safe memory macros.
18666	(legitimize_address): Cast according to the coding conventions.
18667	(emit_i387_cw_initialization): Corrected the type of slot to enum
18668	ix86_stack_slot.
18669	(ix86_init_machine_status): Use type safe memory macros.
18670	(bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
18671	(bdesc_pcmpistr): Likewise.
18672	(bdesc_crc32): Likewise.
18673	(bdesc_sse_3arg): Likewise.
18674	(bdesc_2arg): Likewise.
18675	(bdesc_1arg): Likewise.
18676	(ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
18677	(ix86_expand_sse_pcmpistr): Likewise.
18678	(ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
18679	(ix86_builtin_vectorized_function): Change the type of fn to unsigned
18680	int to match the langhook definition.
18681	(ix86_builtin_conversion): Change the type of code to unsigned init to
18682	match the langhook definition.
18683	(ix86_preferred_reload_class): Avoid using C++ keywords as variable
18684	names.
18685	(ix86_preferred_output_reload_class): Likewise.
18686	(ix86_cannot_change_mode_class): Likewise.
18687	(ix86_memory_move_cost): Likewise.
18688	(ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
18689	avoid excessive casting later on.
18690	(x86_output_mi_thunk): Avoid using C++ keywords as variable names.
18691
186922007-06-06  Uros Bizjak  <ubizjak@gmail.com>
18693
18694	* config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
18695	as flags setting insn.
18696	(sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
18697
186982007-06-06  Uros Bizjak  <ubizjak@gmail.com>
18699
18700	* config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
18701	(UNSPEC_ROUND): New.
18702	("sse4_1_round<mode>2"): New insn pattern.
18703	("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
18704	SSE4.1 targets.
18705	("floor<mode>2"): Rename from floordf2 and floorsf2.  Macroize
18706	expander using SSEMODEF mode macro.  Expand using
18707	"sse4_1_round<mode>2" pattern for SSE4.1 targets.
18708	("ceil<mode>2"): Rename from ceildf2 and ceilsf2.  Macroize
18709	expander using SSEMODEF mode macro.  Expand using
18710	"sse4_1_round<mode>2" pattern for SSE4.1 targets.
18711	("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2.  Macroize
18712	expander using SSEMODEF mode macro.  Expand using
18713	"sse4_1_round<mode>2" pattern for SSE4.1 targets.
18714	* config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
18715	UNSPEC_ROUND instead of UNSPEC_ROUNDP.
18716	("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
18717	UNSPEC_ROUNDS.
18718
187192007-06-06  Jan Sjodin  <jan.sjodin@amd.com>
18720	    Sebastian Pop  <sebpop@gmail.com>
18721
18722	* lambda.h (build_linear_expr): New.
18723	* lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
18724	Use build_linear_expr, call fold and force_gimple_operand.
18725	(lambda_loopnest_to_gcc_loopnest): Check that there is
18726	something to insert.
18727	* testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
18728
187292007-06-05  Joerg Wunsch  <j.gnu@uriah.heep.sax.de>
18730
18731	PR preprocessor/23479
18732	* doc/extend.texi: Document the 0b-prefixed binary integer
18733	constant extension.
18734
187352007-06-05  Uros Bizjak  <ubizjak@gmail.com>
18736
18737	PR tree-optimization/32215
18738	* tree-vectorizer.c (supportable_widening_operation): Return false
18739	for unsupported FIX_TRUNC_EXPR tree code.
18740	(supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
18741
187422007-06-06  Nathan Froyd  <froydnj@codesourcery.com>
18743
18744	* config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
18745	register on SPE targets.  Change documentation to reflect
18746	reality.
18747	* config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18748	Change FIXED_SCRATCH to 14 and document why we're keeping r14
18749	out of the register allocation pool.
18750	(rs6000_reg_live_or_pic_offset_p): New function.
18751	(rs6000_emit_prologue): Move the actual saving of LR up to free
18752	r0 for holding r11.  Split saving of SPE 64-bit registers into
18753	its own case.  Ensure that offsets will always be in-range for
18754	'evstdd' by using r11 as a scratch register to point at the start
18755	of the SPE save area.  Save r11 if necessary, as it is the static
18756	chain register.
18757	(rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
18758	into its own case.  Ensure that offsets will always be in-range
18759	for 'evldd' by using r11 as a scratch register to point at the
18760	start of the SPE save area.  Also adjust r11 when restoring
18761	the stack pointer to compensate for pre-loading r11.
18762
187632007-06-05  Thomas Neumann  <tneumann@users.sourceforge.net>
18764
18765	* cfg.c (init_flow): Use type safe memory macros.
18766	(alloc_block): Likewise.
18767	(unchecked_make_edge): Likewise.
18768	(dump_flow_info): Avoid using C++ keywords as variable names.
18769	(copy_original_table_clear): Cast according to the coding conventions.
18770	(copy_original_table_set): Likewise.
18771	* cfgexpand (label_rtx_for_bb): Likewise.
18772	(expand_gimple_basic_block): Likewise.
18773	* cfghooks.c (dump_bb): Likewise.
18774	(lv_adjust_loop_header_phi): Avoid using C++ keywords as
18775	variable names.
18776	(lv_add_condition_to_bb): Likewise.
18777	* cfglayout (relink_block_chain): Cast according to the coding
18778	conventions.
18779	(fixup_reorder_chain): Likewise.
18780	(fixup_fallthru_exit_predecessor): Likewise.
18781	* cfgloop.c (glb_enum_p): Likewise.
18782	(get_exit_description): Likewise.
18783	(dump_recorded_exit): Likewise.
18784	* cfgloop.h (enum loop_estimation): Move out of struct scope...
18785	(struct loop): ... from here.
18786	* cfgloopmanip.c (rpe_enum_p): Cast according to the coding
18787	conventions.
18788	* cfgrtl.c (rtl_create_basic_block): Likewise.
18789	(rtl_split_block): Likewise.
18790	(rtl_dump_bb): Likewise.
18791	(cfg_layout_split_block): Likewise.
18792	(init_rtl_bb_info): Use typesafe memory macros.
18793
18794	* graphds.h (struct graph_edge): Renamed edge to graph_edge.
18795	* graphds.h: Updated all usages of edge to graph_edge.
18796	* graphds.c: Likewise.
18797	* cfgloopanal.c: Likewise.
18798
187992007-06-05  Ian Lance Taylor  <iant@google.com>
18800
18801	* tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
18802	PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
18803	(extract_range_from_assert): Set TREE_NO_WARNING when creating an
18804	expression.
18805	(test_for_singularity): Likewise.
18806
188072007-06-05  H.J. Lu  <hongjiu.lu@intel.com>
18808
18809	* config/i386/constraints.md ("Y2"): Replaced by ...
18810	("Yt"): This.
18811	* config/i386/i386.md: Likewise.
18812	* config/i386/mmx.md: Likewise.
18813	* config/i386/sse.md: Likewise.
18814
188152007-06-05  H.J. Lu  <hongjiu.lu@intel.com>
18816
18817	* config/i386/constraints.md ("z"): Replaced by ...
18818	("Y0"): This.
18819	* config/i386/sse.md (sse4_1_blendvpd): Likewise.
18820	(sse4_1_blendvps): Likewise.
18821	(sse4_1_pblendvb): Likewise.
18822	(sse4_2_pcmpestr): Likewise.
18823	(sse4_2_pcmpestrm): Likewise.
18824	(sse4_2_pcmpestr_cconly): Likewise.
18825	(sse4_2_pcmpistr): Likewise.
18826	(sse4_2_pcmpistrm): Likewise.
18827	(sse4_2_pcmpistr_cconly): Likewise.
18828
188292007-06-05  Razya Ladelsky  <razya@il.ibm.com>
18830
18831	* matrix-reorg.c (transform_access_sites): Fix computation.
18832	(transform_allocation_sites): Same.
18833
188342007-06-05  Uros Bizjak  <ubizjak@gmail.com>
18835
18836	* config/i386/i386.c (override_options): Use
18837	TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
18838
188392007-06-05  Uros Bizjak  <ubizjak@gmail.com>
18840
18841	* config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
18842	(nonimm_not_xmm0_operand): Ditto.
18843	* config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
18844	as operand[0] and operand[1] predicate.  Use "nonimm_not_xmm0_operand"
18845	as operand[2] predicate.  Require "z" class XMM register for
18846	operand[3].  Adjust asm template.
18847	("sse4_1_blendvpd"): Ditto.
18848	("sse4_1_pblendvb"): Ditto.
18849 	* config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
18850	force op2 into xmm0 register for variable blend instructions.
18851
188522007-06-04  Tom Tromey  <tromey@redhat.com>
18853
18854	* c-tree.h (start_enum): Update.
18855	(build_enumerator): Likewise.
18856	* c-decl.c (enum_next_value): Removed.
18857	(enum_overflow): Likewise.
18858	(start_enum): Add c_enum_contents argument.  Don't use globals.
18859	(build_enumerator): Likewise.
18860	* c-tree.h (struct c_enum_contents): New struct.
18861
188622007-06-04  Tom Tromey  <tromey@redhat.com>
18863
18864	* c-common.c (c_common_get_alias_set): Fix indentation.
18865
188662007-06-04  Ian Lance Taylor  <iant@google.com>
18867
18868	* tree-vrp.c (adjust_range_with_scev): When loop is not expected
18869	to overflow, reduce overflow infinity to regular infinity.
18870	(vrp_var_may_overflow): New static function.
18871	(vrp_visit_phi_node): Check vrp_var_may_overflow.
18872
188732007-06-04  Kazu Hirata  <kazu@codesourcery.com>
18874
18875	* stor-layout.c (layout_type): Remove duplicate code.
18876
188772007-06-04  Uros Bizjak  <ubizjak@gmail.com>
18878
18879	PR c/32191
18880	* c-common.c (c_define_builtins): Call targetm.init_builtins ()
18881	before build_common_builtin_nodes ().
18882
188832007-06-04  Steve Ellcey  <sje@cup.hp.com>
18884
18885	PR target/31733
18886	* cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
18887
188882007-06-04  Jan Hubicka  <jh@suse.cz>
18889
18890	* tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
18891	reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
18892	instead of _stat version.
18893
188942007-06-03  Zdenek Dvorak  <dvorakz@suse.cz>
18895
18896	PR tree-optimization/32194
18897	* tree-predcom.c (determine_offset): Check that both references have
18898	the same type.
18899
189002007-06-03  Zdenek Dvorak  <dvorakz@suse.cz>
18901
18902	* cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
18903	Change dom_bbs to vector.  Add argument to iterate_fix_dominators call.
18904	* loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
18905	* tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
18906	Add argument to iterate_fix_dominators call.
18907	(remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
18908	* gcse.c (hoist_code): Change domby to vector.
18909	* cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
18910	Add argument to iterate_fix_dominators call.
18911	* loop-doloop.c (doloop_modify): Changed recount_dominator to
18912	recompute_dominator.
18913	* lambda-code.c (perfect_nestify): Ditto.
18914	* cfgloopanal.c: Include graphds.h.
18915	(struct edge, struct vertex, struct graph, dump_graph, new_graph,
18916	add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
18917	(mark_irreducible_loops): Use graphds_scc.  Remove argument from
18918	add_edge call.
18919	* graphds.c: New file.
18920	* graphds.h: New file.
18921	* dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
18922	(get_dominated_by, get_dominated_by_region): Change return type to
18923	vector.
18924	(verify_dominators): Recompute all dominators and compare the results.
18925	(recount_dominator): Renamed to ...
18926	(recompute_dominator): ... this.  Do not check that the block is
18927	dominated by entry.
18928	(iterate_fix_dominators): Reimplemented.
18929	(prune_bbs_to_update_dominators, root_of_dom_tree,
18930	determine_dominators_for_sons): New functions.
18931	* et-forest.c (et_root): New function.
18932	* et-forest.h (et_root): Declare.
18933	* Makefile.in (graphds.o): Add.
18934	(cfgloopanal.o): Add graphds.h dependency.
18935	(dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
18936	* basic-block.h (get_dominated_by, get_dominated_by_region,
18937	iterate_fix_dominators): Declaration changed.
18938	(recount_dominator): Renamed to ...
18939	(recompute_dominator): ... this.
18940	* tree-ssa-threadupdate.c (thread_block): Free dominance info.
18941	(thread_through_all_blocks): Do not free dominance info.
18942
189432007-06-03  Andreas Schwab  <schwab@suse.de>
18944
18945	* config/m68k/m68k.c (override_options): Don't override
18946	REAL_MODE_FORMAT.
18947	* config/m68k/m68k-modes.def (SF, DF): Define to use
18948	motorola_single_format and motorola_double_format, resp.
18949	* real.c (motorola_single_format): Renamed from
18950	coldfire_single_format.
18951	(motorola_double_format): Renamed from coldfire_double_format.
18952	(encode_ieee_extended): Generate a proper canonical NaN image
18953	respecting canonical_nan_lsbs_set.
18954	(ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
18955	true.
18956	* real.h: Adjust declarations.
18957
189582007-06-03  Kaz Kojima  <kkojima@gcc.gnu.org>
18959
18960	PR target/32163
18961	* config/sh/sh.md (symGOT_load): Don't schedule insns when
18962	the symbol is generated with the stack protector.
18963
189642007-06-03  Kazu Hirata  <kazu@codesourcery.com>
18965
18966	* config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
18967	(m68k_get_function_kind): Return m68k_fk_interrupt_handler on
18968	"interrupt".
18969	* doc/extend.texi (interrupt): Mention m68k.
18970
189712007-06-02  Uros Bizjak  <ubizjak@gmail.com>
18972
18973	* config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
18974	safe_vector_operand() if input operand is VECTOR_MODE_P operand.
18975	(ix86_expand_sse_pcmpestr): Do not check operands for
18976	"register_operand", when insn operand predicate is "register_operand".
18977	(ix86_expand_sse_pcmpistr): Ditto.
18978
189792007-06-02  H.J. Lu  <hongjiu.lu@intel.com>
18980	    Uros Bizjak  <ubizjak@gmail.com>
18981
18982	* config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
18983	(SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
18984	(REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
18985	(REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
18986	* config/i386/constraints.md ("z"): New register constraint
18987	for members of SSE_FIRST_REG class.
18988	* config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
18989	* config/i386/i386.c (regclass_map): Change class of %xmm0 to
18990	SSE_FIRST_REG class.
18991	(put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
18992	(ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
18993	(IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
18994	(IX86_BUILTIN_PCMPESTRM128): Likewise.
18995	(IX86_BUILTIN_PCMPESTRA128): Likewise.
18996	(IX86_BUILTIN_PCMPESTRC128): Likewise.
18997	(IX86_BUILTIN_PCMPESTRO128): Likewise.
18998	(IX86_BUILTIN_PCMPESTRS128): Likewise.
18999	(IX86_BUILTIN_PCMPESTRZ128): Likewise.
19000	(IX86_BUILTIN_PCMPISTRI128): Likewise.
19001	(IX86_BUILTIN_PCMPISTRM128): Likewise.
19002	(IX86_BUILTIN_PCMPISTRA128): Likewise.
19003	(IX86_BUILTIN_PCMPISTRC128): Likewise.
19004	(IX86_BUILTIN_PCMPISTRO128): Likewise.
19005	(IX86_BUILTIN_PCMPISTRS128): Likewise.
19006	(IX86_BUILTIN_PCMPISTRZ128): Likewise.
19007	(struct builtin_description): Change "flag" field to unsigned.
19008	(bdesc_pcmpestr): New builtin description table.
19009	(bdesc_pcmpistr): Likewise.
19010	(ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
19011	v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
19012	Initialize pcmp[ei]str[im] insns for SSE4.2.
19013	(ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
19014	(ix86_expand_sse_pcmpistr): Likewise.
19015	(ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
19016	* config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
19017	(UNSPEC_PCMPISTR): Likewise.
19018	* config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
19019	(sse4_2_pcmpestri):New isns pattern.
19020	(sse4_2_pcmpestrm): Likewise.
19021	(sse4_2_pcmpestr_cconly): Likewise.
19022	(sse4_2_pcmpistr): New insn patern and splitter.
19023	(sse4_2_pcmpistri):New isns pattern.
19024	(sse4_2_pcmpistrm): Likewise.
19025	(sse4_2_pcmpistr_cconly): Likewise.
19026	* config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
19027	in SSE4.2.
19028
190292007-06-01  David Daney  <ddaney@avtrex.com>
19030
19031	* config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
19032	LOADGP_ABSOLUTE and not binds_local_p.
19033
190342007-06-01  Geoffrey Keating  <geoffk@apple.com>
19035
19036	* config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
19037
190382007-06-01  Ian Lance Taylor  <iant@google.com>
19039
19040	* tree-vrp.c (compare_name_with_value): Always set
19041	used_strict_overflow if we get a result from the variable itself.
19042
190432007-06-01  Ian Lance Taylor  <iant@google.com>
19044
19045	PR rtl-optimization/31455
19046	* lower-subreg.c (find_decomposable_subregs): Don't decompose
19047	subregs which have a cast between modes which are not tieable.
19048
190492007-06-01  Uros Bizjak  <ubizjak@gmail.com>
19050
19051	* expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
19052	breaks after return statements.
19053
190542007-06-01  Kaz Kojima  <kkojima@gcc.gnu.org>
19055
19056	* config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
19057	only after no_new_pseudos.
19058
190592007-05-31  Eric Christopher  <echristo@apple.com>
19060
19061	* expr.c (convert_move): Assert that we don't have a BLKmode
19062	operand.
19063	(store_expr): Handle BLKmode moves by calling emit_block_move.
19064
190652007-05-31  Daniel Berlin  <dberlin@dberlin.org>
19066
19067	* c-typeck.c (build_indirect_ref): Include type in error message.
19068	(build_binary_op): Pass types to binary_op_error.
19069	* c-common.c (binary_op_error): Take two type arguments, print out
19070	types with error.
19071	* c-common.h (binary_op_error): Update prototype.
19072
190732007-05-31  H.J. Lu  <hongjiu.lu@intel.com>
19074
19075	* config/i386/i386.c: Correct coments on -mno-sse4.
19076
190772007-05-31  H.J. Lu  <hongjiu.lu@intel.com>
19078
19079	* config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
19080	(x86_64-*-*): Likewise.
19081	* config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
19082	(OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
19083	(OPTION_MASK_ISA_SSE_UNSET): Likewise.
19084	(OPTION_MASK_ISA_SSE2_UNSET): Likewise.
19085	(OPTION_MASK_ISA_SSE3_UNSET): Likewise.
19086	(OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
19087	(OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
19088	(OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
19089	(OPTION_MASK_ISA_SSE4): Likewise.
19090	(OPTION_MASK_ISA_SSE4_UNSET): Likewise.
19091	(OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
19092	(ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET.  Handle SSE4.2.
19093	(override_options): Support SSE4.2.
19094	(ix86_build_const_vector): Support SImode and DImode.
19095	(ix86_build_signbit_mask): Likewise.
19096	(ix86_expand_int_vcond): Support V2DImode.
19097	(IX86_BUILTIN_CRC32QI): New for SSE4.2.
19098	(IX86_BUILTIN_CRC32HI): Likewise.
19099	(IX86_BUILTIN_CRC32SI): Likewise.
19100	(IX86_BUILTIN_CRC32DI): Likewise.
19101	(IX86_BUILTIN_PCMPGTQ): Likewise.
19102	(bdesc_crc32): Likewise.
19103	(bdesc_sse_3arg): Likewise.
19104	(ix86_expand_crc32): Likewise.
19105	(ix86_init_mmx_sse_builtins): Support SSE4.2.
19106	(ix86_expand_builtin): Likewise.
19107	* config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19108	__SSE4_2__ for -msse4.2.
19109	* config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
19110	(CRC32MODE): Likewise.
19111	(crc32modesuffix): Likewise.
19112	(crc32modeconstraint): Likewise.
19113	(sse4_2_crc32<mode>): Likewise.
19114	(sse4_2_crc32di): Likewise.
19115	* config/i386/i386.opt (msse4.2): New for SSE4.2.
19116	(msse4): Likewise.
19117	* config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
19118	* config/i386/smmintrin.h: Add SSE4.2 intrinsics.
19119	* config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
19120	(vcond<mode>): Use SSEMODEI instead of SSEMODE124.
19121	(vcondu<mode>): Likewise.
19122	* doc/extend.texi: Document SSE4.2 built-in functions.
19123	* doc/invoke.texi: Document -msse4.2/-msse4.
19124
191252007-05-31  Zdenek Dvorak  <dvorakz@suse.cz>
19126
19127	PR tree-optimization/32160
19128	* tree-predcom.c (predcom_tmp_var): New function.  Mark created
19129	variable as gimple reg.
19130	(initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
19131
191322007-05-31  Kazu Hirata  <kazu@codesourcery.com>
19133
19134	* gcc.c (main): Don't consider linker options when issuing the
19135	warning about a linker input file not being used.
19136
191372007-05-30  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
19138
19139	* tree-vrp.c (compare_names): Initialize sop.
19140
191412007-05-30  Dirk Mueller  <dmueller@suse.de>
19142
19143	* cgraphunit.c (cgraph_analyze_function): Remove
19144	computation of inline parameters.
19145
191462007-05-30  Uros Bizjak  <ubizjak@gmail.com>
19147
19148	* config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
19149
191502007-05-30  Richard Sandiford  <richard@codesourcery.com>
19151
19152	* config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
19153	Add vx-common.h.  Include vxworks.h between vx-common.h and
19154	arm/vxworks.h.
19155	* config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
19156	redefining.
19157	* config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
19158	(TARGET_ASM_DESTRUCTOR): Likewise.
19159	* config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
19160	instead of arm_is_xscale.  Use VXWORKS_OS_CPP_BUILTINS.
19161	(OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19162	(CC1_SPEC): Add -tstrongarm.  Line up backslashes.
19163	(VXWORKS_ENDIAN_SPEC): Define.
19164	(ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
19165	(LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
19166	VXWORKS_* equivalents.
19167	(LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
19168	(ASM_FILE_START): Delete.
19169	(TARGET_VERSION): Reformat.
19170	(FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
19171	(DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
19172	* config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
19173	(FPBIT, DPBIT): Define.
19174	(fp-bit.c, dp-bit.c): New rules.
19175	(MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
19176	(MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
19177	* config/arm/arm-protos.h (arm_emit_call_insn): Declare.
19178	* config/arm/arm.h: Include vxworks-dummy.h.
19179	* config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
19180	Mark with ATTRIBUTE_UNUSED.
19181	(arm_override_options): Do not allow VxWorks RTP PIC to be used
19182	for Thumb.  Force r9 to be the PIC register for VxWorks RTPs and
19183	make it incompatible with -msingle-pic-base.
19184	(arm_function_ok_for_sibcall): Return false for calls that might
19185	go through a VxWorks PIC PLT entry.
19186	(require_pic_register): New function, split out from...
19187	(legitimize_pic_address): ...here.  Do not use GOTOFF accesses
19188	for VxWorks RTPs.
19189	(arm_load_pic_register): Handle the VxWorks RTP initialization
19190	sequence.  Use pic_reg as a shorthand for cfun->machine->pic_reg.
19191	(arm_emit_call_insn): New function.
19192	(arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
19193	* config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
19194	(pic_offset_arm): New pattern.
19195	(call, call_value): Use arm_emit_call_insn.
19196	(call_internal, call_value_internal): New expanders.
19197	* config/arm/lib1funcs.asm (__PLT__): Define to empty for
19198	VxWorks unless __PIC__.
19199
192002007-05-30  Eric Christopher  <echristo@gmail.com>
19201
19202	* genrecog.c: Include regs.h in generated file.
19203	* genemit.c: Ditto. Fix up formatting.
19204	* config/mn10300/constraints.md: New.
19205	* config/mn10300/mn10300.md: Include.
19206	* config/mn10300/mn10300.c(mn10300_secondary_reload_class):
19207	Fix up for removed macro.
19208	* config/mn10300/predicates.md (call_address_operand): Ditto.
19209	* config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
19210	(CONST_OK_FOR_I): Ditto.
19211	(CONST_OK_FOR_J): Ditto.
19212	(CONST_OK_FOR_K): Ditto.
19213	(CONST_OK_FOR_L): Ditto.
19214	(CONST_OK_FOR_M): Ditto.
19215	(CONST_OK_FOR_N): Ditto.
19216	(CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
19217	(OK_FOR_Q): Ditto.
19218	(OK_FOR_R): Ditto.
19219	(OK_FOR_T): Ditto.
19220	(EXTRA_CONSTRAINT): Ditto.
19221
192222007-05-30 Uros Bizjak <ubizjak@gmail.com>
19223
19224	* config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
19225	Remove defines.
19226	* config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
19227	OPTION_MASK_ISA_64BIT.
19228	* config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
19229
192302007-05-30  Richard Guenther  <rguenther@suse.de>
19231
19232	PR middle-end/32152
19233	* gimplify.c (gimplify_omp_atomic_pipeline): Use correct
19234	types for comparison.
19235	* fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
19236	with original typed arguments.
19237	* config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
19238
192392007-05-30  Jakub Jelinek  <jakub@redhat.com>
19240
19241	PR tree-optimization/31769
19242	* except.c (duplicate_eh_regions): Clear prev_try if
19243	ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
19244
192452007-05-30  Zdenek Dvorak  <dvorakz@suse.cz>
19246
19247	* tree-scalar-evolution.c (scev_const_prop): Do not create labels.
19248	* tree-ssa-sink.c (statement_sink_location): Return basic block and
19249	bsi of the location where statements should be inserted.
19250	(sink_code_in_bb): Take bsi from statement_sink_location.
19251	* lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
19252	instead of bsi_start.
19253	* tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
19254	bsi_insert_after.
19255	* tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
19256	(bsi_move_before): Document inconsistency with bsi_move_after.
19257	(tree_redirect_edge_and_branch): Do not create labels if not necessary.
19258
192592007-05-30 Uros Bizjak <ubizjak@gmail.com>
19260
19261	* config/i386/i386.h (TARGET_ABM): New define.
19262	(TARGET_POPCNT): Ditto.
19263	(TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
19264	New temporary defines to redefine from OPTION_ISA_* defines.
19265	(MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
19266	New temporary defines to redefine from OPTION_MASK_ISA_* defines.
19267	(ix86_isa_flags): New extern int declaration.
19268	(TARGET_SUBTARGET_DEFAULT): New define.
19269	(TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
19270	(TARGET_SUBTARGET32_DEFAULT): Ditto.
19271	(TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
19272	(TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
19273	* config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
19274	* config/i386/darwin.h: Change TARGET_64BIT define to
19275	OPTION_ISA_64BIT.
19276
19277	* config/i386/i386.opt (m3dnowa): Define as undocumented option
19278	using existing "ix86_isa_flags" varible.
19279	(m32, m64): Use existing "ix86_isa_flags" variable.
19280	(mmmx, m3dnow): Ditto.
19281	(msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
19282	(mabm): Define as non-negative option using "x86_abm" variable.
19283	(mpopcnt): Define as non-negative option using "x86_popcnt" variable.
19284
19285	* config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
19286	Rewrite feature test bitmap.
19287	(ix86_isa_flags): New initialized global int varible.
19288	(ix86_isa_flags_explicit): New static int variable.
19289	(ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
19290	msse, msse2, msse3, msse4.1 and msse4a option is processed.  Change
19291	i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
19292	target_flags_explicit.
19293	(override_options): Remove "target_enable" and "target_disable" fields
19294	from "struct ptt". Update processor_target_table accordingly. Remove
19295	PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
19296	defined and rearrange PTA_* bits.  Use "ix86_isa_flags" instead of
19297	"target_flags" and "ix86_isa_flags_explicit" instead of
19298	"target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
19299	MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*.  Set "x86_abm" to true when
19300	PTA_ABM is set in processor_alias_table flags entry.  Set "x86_popcnt"
19301	to true when either of PTA_POPCNT or PTA_ABM is set in
19302	processor_alias_table flags entry.  Set "x86_prefetch_sse" to true
19303	when either of PTA_PREFETCH_SSE or PTA_SSE is set in
19304	processor_alias_table flags entry.  Remove handling of
19305	"target_enable" and "target_disable" fields of processor_target_table.
19306	Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
19307	targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
19308	Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
19309	targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
19310	(def_builtin): Mask "mask" variable with "ix86_isa_flags", not
19311	"target_flags".
19312	(TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
19313
193142007-05-29  David Daney  <ddaney@avtrex.com>
19315
19316	PR gcc/31975
19317	* config/mips/mips.c (mips_output_mi_thunk): Emit
19318	NOTE_INSN_PROLOGUE_END at beginning of the thunk.
19319
193202007-05-29  Hui-May Chang  <hm.chang@apple.com>
19321	* config/i386/i386.c (ix86_function_regparm): Added checking of
19322	ix86_force_align_arg_pointer to determine the number of
19323	register parameters.
19324
193252007-05-29  Zdenek Dvorak  <dvorakz@suse.cz>
19326
19327	* tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
19328	(SET_DR_MISALIGNMENT): New.
19329	* tree-vect-analyze.c (vect_compute_data_ref_alignment,
19330	vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
19331	Use SET_DR_MISALIGNMENT.
19332	* tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
19333	pointer.
19334	* tree-data-ref.c (create_data_ref, compute_all_dependences,
19335	find_loop_nest): Export.
19336	* tree-data-ref.h (struct data_reference): Change aux field to pointer.
19337	(create_data_ref, compute_all_dependences, find_loop_nest): Declare.
19338	* tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
19339	(L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
19340	New macros.
19341	(struct mem_ref): Add field reuse_distance.
19342	(find_or_create_group, record_ref): Use XNEW instead of xcalloc.
19343	Initialize reuse_distance field.
19344	(issue_prefetch_ref): Select temporality of prefetch according to
19345	reuse_distance.
19346	(volume_of_references, volume_of_dist_vector, add_subscript_strides,
19347	self_reuse_distance, determine_loop_nest_reuse): New functions.
19348	(loop_prefetch_arrays): Call determine_loop_nest_reuse.
19349	(tree_ssa_prefetch_arrays): Dump L2 cache size.
19350	* Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
19351	dependency.
19352
193532007-05-29  Daniel Berlin  <dberlin@dberlin.org>
19354
19355	* tree-ssa-alias.c: Add aliasing overview.
19356
193572007-05-29  Zuxy Meng  <zuxy.meng@gmail.com>
19358	    Danny Smith  <dannysmith@users.sourceforge.net>
19359
19360	PR target/29498
19361	* config/i386/t-crtfm: Compile crtfastmath.o with
19362	-minline-all-stringops.
19363	* config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
19364	* config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
19365
193662007-05-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
19367
19368	* doc/md.texi: Document constraints on HP PA-RISC.
19369
19370	* pa/constraints.md: New file.
19371	* pa.md: Include constraints.md.
19372	* pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
19373	(integer_store_memory_operand, ldil_cint_p): New functions.
19374	* pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
19375	* pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19376	IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
19377	* pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
19378	* pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
19379
193802007-05-28  Andrew Pinski  <Andrew_pinski@playstation.sony.com>
19381
19382	PR c/31339
19383	* c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
19384	case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
19385	case POSTDECREMENT_EXPR>): Return the error_mark_node
19386	if either the real or imaginary parts would an
19387	error_mark_node.
19388
193892007-05-28  Daniel Berlin  <dberlin@dberlin.org>
19390
19391	* tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
19392	name when we remove it from a call.
19393
193942007-05-28  Kazu Hirata  <kazu@codesourcery.com>
19395
19396	* targhooks.c (default_narrow_bitfield): Remove.
19397	* targhooks.h: Remove the prototype for
19398	default_narrow_bitfield.
19399
19400	* langhooks-def.h: Remove the prototype for
19401	hook_get_alias_set_0.
19402	* langhooks.c (hook_get_alias_set_0): Remove.
19403
19404	* global.c (EXECUTE_IF_CONFLICT): Remove.
19405
194062007-05-28  Andrew Pinski  <andrew_pinski@playstation.sony.com>
19407
19408	PR tree-opt/32100
19409	* fold-const.c (tree_expr_nonnegative_warnv_p): Don't
19410	return true when truth_value_p is true and the type
19411	is of signed:1.
19412
194132007-05-28  Gerald Pfeifer  <gerald@pfeifer.com>
19414
19415	* doc/install.texi (Prerequisites): We no longer require Autoconf
19416	2.13 for the top-level.
19417
194182007-05-28  Uros Bizjak  <ubizjak@gmail.com>
19419
19420	* target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
19421	memory access via x86_expand_vector_move_misalign() only for
19422	TImode values on 32-bit targets.
19423
194242007-05-28  Razya Ladelsky  <razya@il.ibm.com>
19425
19426	* matrix-reorg.c: New file. Implement matrix flattening and
19427	transposing optimization.
19428	* tree-pass.h: Add matrix reorg pass.
19429	* common.opt: Add fipa-mreorg flag.
19430	* Makefile.in: Add matrix-reorg.c.
19431	* passes.c: Add matrix reorg pass.
19432	* varpool.c (add_new_static_var): New function.
19433	* cgraph.h (add_new_static_var): Declare.
19434
194352007-05-27  Eric Christopher  <echristo@apple.com>
19436
19437	* config/rs6000/rs6000.c (rs6000_emit_prologue): Update
19438	sp_offset depending on stack size. Save r12 depending
19439	on registers we're saving later.
19440	(rs6000_emit_epilogue): Update sp_offset depending only
19441	on stack size.
19442
194432007-05-27  Zdenek Dvorak  <dvorakz@suse.cz>
19444
19445	* tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
19446	* tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19447	* ifcvt.c (if_convert): Ditto.
19448	* tree-ssa-threadupdate.c (thread_block): Ditto.
19449	(thread_through_all_blocks): Ditto.  Assert that loops were analysed.
19450	* tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
19451	verify_loop_closed_ssa): Check number_of_loops instead of
19452	current_loops.
19453	* predict.c (tree_estimate_probability): Ditto.
19454	* tree-if-conv.c (main_tree_if_conversion): Ditto.
19455	* tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
19456	* modulo-sched.c (sms_schedule): Ditto.
19457	* tree-scalar-evolution.c (scev_const_prop): Ditto.
19458	(scev_finalize): Do not do anything if scev analysis was not
19459	initialized.
19460	* cfgloopanal.c (mark_irreducible_loops): Do not check whether
19461	current_loops == NULL.
19462	(mark_loop_exit_edges): Check number_of_loops instead of current_loops.
19463	* loop-init.c (loop_optimizer_init): Do not free current_loops when
19464	there are no loops.
19465	(loop_optimizer_finalize): Assert that loops were analyzed.
19466	(rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
19467	rtl_doloop): Check number_of_loops instead of current_loops.
19468	* tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
19469	current_loops == NULL.
19470	(tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
19471	gate_tree_vectorize tree_linear_transform, check_data_deps,
19472	tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
19473	tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
19474	Check number_of_loops instead of current_loops.
19475	(tree_ssa_loop_done): Do not check whether current_loops == NULL.
19476	* tree-ssa-pre.c (fini_pre): Do not take do_fre argument.  Always
19477	free loops if available.
19478	(execute_pre): Do not pass do_fre to fini_pre.
19479
194802007-05-27  Tobias Burnus  <burnus@net-b.de>
19481
19482	PR middle-end/32083
19483	* real.c (mpfr_from_real): Fix sign of -Inf.
19484
194852007-05-27  H.J. Lu  <hongjiu.lu@intel.com>
19486
19487	* tree-vect-transform.c (vectorizable_conversion): Initialize
19488	tree_code variables to ERROR_MARK.
19489	(vectorizable_type_demotion): Likewise.
19490	(vectorizable_type_promotion): Likewise.
19491
194922007-05-26  Uros Bizjak  <ubizjak@gmail.com>
19493
19494	PR target/32065
19495	* config/i386/i386.md (movti): Handle push operands via
19496	ix86_expand_push().
19497
194982007-05-26  Kazu Hirata  <kazu@codesourcery.com>
19499
19500	* basic-block.h: Remove the prototype for merge_seq_blocks.
19501	* cfgcleanup.c (merge_seq_blocks): Remove.
19502
19503	* tree-flow.h: Remove the prototype for is_aliased_with.
19504	* tree-ssa-alias.c (is_aliased_with): Remove.
19505
195062007-05-26  H.J. Lu  <hongjiu.lu@intel.com>
19507
19508	* config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
19509
19510	* config/i386/i386.c (ix86_expand_sse4_unpack): New.
19511
19512	* config/i386/sse.md (vec_unpacku_hi_v16qi): Call
19513	ix86_expand_sse4_unpack if SSE4.1 is enabled.
19514	(vec_unpacks_hi_v16qi): Likewise.
19515	(vec_unpacku_lo_v16qi): Likewise.
19516	(vec_unpacks_lo_v16qi): Likewise.
19517	(vec_unpacku_hi_v8hi): Likewise.
19518	(vec_unpacks_hi_v8hi): Likewise.
19519	(vec_unpacku_lo_v8hi): Likewise.
19520	(vec_unpacks_lo_v8hi): Likewise.
19521	(vec_unpacku_hi_v4si): Likewise.
19522	(vec_unpacks_hi_v4si): Likewise.
19523	(vec_unpacku_lo_v4si): Likewise.
19524	(vec_unpacks_lo_v4si): Likewise.
19525
195262007-05-26  Kazu Hirata  <kazu@codesourcery.com>
19527
19528	* c-typeck.c, config/arm/arm.c, config/darwin.c,
19529	config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
19530	omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
19531	follow spelling conventions in various
19532	warning/error/diagnostic messages.
19533
19534	* config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
19535	df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
19536	fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
19537	tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
19538	tree-vrp.c: Fix comment typos.  Follow spelling conventions.
19539	* doc/tm.texi: Follow spelling conventions.
19540
195412007-05-25  Andrew Pinski  <andrew_pinski@playstation.sony.com>
19542
19543	PR tree-opt/32090
19544	* tree-ssa-forwprop.c
19545	(forward_propagate_addr_into_variable_array_index): Remove
19546	the lhs argument.  Use the type of def_rhs instead of lhs.
19547	(forward_propagate_addr_expr_1): Update use of
19548	forward_propagate_addr_into_variable_array_index.
19549
195502007-05-25  Sandra Loosemore  <sandra@codesourcery.com>
19551	    Nigel Stephens  <nigel@mips.com>
19552
19553	* config/mips/mips.c (mips_attribute_table): Add "near" and "far"
19554	function attributes, "far" being an alias for "long_call".
19555	(TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
19556	(mips_near_type_p, mips_far_type_p): New.
19557	(mips_comp_type_attributes): New function to check that attributes
19558	attached to a function type are compatible.
19559	(mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
19560	TARGET_LONG_CALLS when deciding	whether we can do a direct sibcall
19561	to the target function of the thunk.
19562	(mips_encode_section_info): Check for "near" and "far" function
19563	attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
19564
19565	* config/mips/predicates.md (const_call_insn_operand): Test only
19566	SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
19567
19568	* doc/extend.texi (Function Attributes): Document MIPS "near" and
19569	"far" attributes.
19570
19571	* testsuite/gcc.target/mips/near-far-1.c: New test case.
19572	* testsuite/gcc.target/mips/near-far-2.c: New test case.
19573	* testsuite/gcc.target/mips/near-far-3.c: New test case.
19574	* testsuite/gcc.target/mips/near-far-4.c: New test case.
19575
195762007-05-25  Eric Christopher  <echristo@apple.com>
19577
19578	* config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
19579	to x86-darwin configurations.
19580	* config/i386/t-darwin: Add softfp support.
19581	* config/i386/t-darwin64: Ditto.
19582	* config/i386/sfp-machine.h: If mach then don't use
19583	aliasing, emit a stub to call.
19584
195852007-05-25  Kazu Hirata  <kazu@codesourcery.com>
19586
19587	* cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
19588	haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
19589	tree-predcom.c, tree-ssa-alias-warnings.c,
19590	tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
19591	comment typos.  Follow spelling conventions.
19592	* doc/cpp.texi, doc/invoke.texi: Fix typos.
19593
195942007-05-26  Uros Bizjak  <ubizjak@gmail.com>
19595
19596	PR target/32065
19597	* target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
19598	constants into memory.  Expand unaligned memory references for
19599	SSE modes via x86_expand_vector_move_misalign() function.
19600
196012007-05-25  Uros Bizjak  <ubizjak@gmail.com>
19602
19603	* config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
19604	"memory" attribute for "sseishft" type insn without operands[2].
19605
196062007-05-25  Dirk Mueller  <dmueller@suse.de>
19607	    Marcus Meissner <meissner@suse.de>
19608
19609	* doc/extend.texi (alloc_size): New attribute.
19610	* c-common.c (handle_alloc_size_attribute): New.
19611	* tree-object-size.c (alloc_object_size): Use alloc_size
19612	attribute, if available.
19613
196142007-05-25  H.J. Lu  <hongjiu.lu@intel.com>
19615
19616	* config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
19617	with MASK_SSE2.
19618	(__builtin_ia32_vec_ext_v2di): Likewise.
19619	(__builtin_ia32_vec_ext_v4si): Likewise.
19620	(__builtin_ia32_vec_ext_v8hi): Likewise.
19621	(__builtin_ia32_vec_ext_v16qi): Likewise.
19622	(__builtin_ia32_vec_set_v8hi): Likewise.
19623
196242007-05-25  H.J. Lu  <hongjiu.lu@intel.com>
19625
19626	* config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
19627
196282007-05-25  Richard Sandiford  <richard@codesourcery.com>
19629
19630	* config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
19631	(arm_is_longcall_p): Rename to...
19632	(arm_is_long_call_p): ...this.  Take a single tree argument and
19633	return a bool.
19634	* config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
19635	(CUMULATIVE_ARGS): Remove call_cookie.
19636	(SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
19637	(ENCODED_LONG_CALL_ATTR_P): Delete.
19638	(ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
19639	LONG_CALL_FLAG_CHAR cases.
19640	(ARM_DECLARE_FUNCTION_SIZE): Delete.
19641	* config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
19642	ARM_DECLARE_FUNCTION_SIZE.
19643	* config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
19644	(arm_function_arg): Return const0_rtx for VOIDmode arguments.
19645	(arm_encode_call_attribute, current_file_function_operand): Delete.
19646	(arm_function_in_section_p): New function.
19647	(arm_is_longcall_p): Rename to...
19648	(arm_is_long_call_p): ...this.  Take the target function as a single
19649	argument and return a bool.  Do not rely on call cookies.  Check
19650	whether the target symbol is in the same section as the current
19651	function, not just the same compilation unit.
19652	(arm_function_ok_for_sibcall): Use arm_is_long_call_p.
19653	(arm_encode_section_info): Don't encode a call type.
19654	* config/arm/arm.md (call, call_value): Update calls to
19655	arm_is_long(_)call_p.  Simplify logic.
19656	(*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
19657	Update calls to arm_is_long(_)call_p.
19658
196592007-05-25  Richard Guenther  <rguenther@suse.de>
19660
19661	PR tree-optimization/31982
19662	* tree-ssa-forwprop.c
19663	(forward_propagate_addr_into_variable_array_index): Handle arrays
19664	with element size one.
19665
196662007-05-24  Andrew Pinski  <andrew_pinski@playstation.sony.com>
19667
19668	* config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
19669	(umulsi3_highpart): Likewise.
19670
196712007-05-24  Ian Lance Taylor  <iant@google.com>
19672
19673	PR rtl-optimization/32069
19674	* regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
19675	is NULL.
19676
196772007-05-24  Ollie Wild  <aaw@google.com>
19678
19679	* doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
19680	description.
19681
196822007-05-24  Richard Sandiford  <rsandifo@nildram.co.uk>
19683
19684	* postreload-gcse.c (reg_changed_after_insn_p): New function.
19685	(oprs_unchanged_p): Use it to check all registers in a REG.
19686	(record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
19687	(reg_set_between_after_reload_p): Delete.
19688	(reg_used_between_after_reload_p): Likewise.
19689	(reg_set_or_used_since_bb_start): Likewise.
19690	(eliminate_partially_redundant_load): Use reg_changed_after_insn_p
19691	and reg_used_between_p instead of reg_set_or_used_since_bb_start.
19692	Use reg_set_between_p instead of reg_set_between_after_reload_p.
19693	* rtlanal.c (reg_set_p): Check whether REG overlaps
19694	regs_invalidated_by_call, rather than just checking the
19695	membership of REGNO (REG).
19696
196972007-05-24  Zdenek Dvorak  <dvorakz@suse.cz>
19698
19699	* doc/passes.texi: Document predictive commoning.
19700	* doc/invoke.texi (-fpredictive-commoning): Document.
19701	* opts.c (decode_options): Enable flag_predictive_commoning on -O3.
19702	* tree-ssa-loop-im.c (get_lsm_tmp_name): Export.  Allow
19703	adding indices to the generated name.
19704	(schedule_sm): Pass 0 to get_lsm_tmp_name.
19705	* tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
19706	* tree-pretty-print.c (op_symbol_1): Renamed to ...
19707	(op_symbol_code): ... and exported.
19708	(dump_omp_clause, op_symbol): Use op_symbol_code
19709	instead of op_symbol_1.
19710	* tree-pass.h (pass_predcom): Declare.
19711	* timevar.def (TV_PREDCOM): New timevar.
19712	* tree-ssa-loop.c (run_tree_predictive_commoning,
19713	gate_tree_predictive_commoning, pass_predcom): New.
19714	* tree-data-ref.c (find_data_references_in_loop): Find the
19715	references in dominance order.
19716	(canonicalize_base_object_address): Ensure that the result has
19717	pointer type.
19718	(dr_analyze_innermost): Export.
19719	(create_data_ref): Code to fail for references with invariant
19720	address moved ...
19721	(find_data_references_in_stmt): ... here.
19722	* tree-data-ref.h (dr_analyze_innermost): Declare.
19723	* tree-affine.c: Include tree-gimple.h and hashtab.h.
19724	(aff_combination_find_elt, name_expansion_hash,
19725	name_expansion_eq, tree_to_aff_combination_expand,
19726	double_int_constant_multiple_p, aff_combination_constant_multiple_p):
19727	New functions.
19728	* tree-affine.h (aff_combination_constant_multiple_p,
19729	tree_to_aff_combination_expand): Declare.
19730	* tree-predcom.c: New file.
19731	* common.opt (fpredictive-commoning): New option.
19732	* tree-flow.h (op_symbol_code, tree_predictive_commoning,
19733	stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
19734	* Makefile.in (tree-predcom.o): Add.
19735	(tree-affine.o): Add TREE_GIMPLE_H dependency.
19736	* passes.c (init_optimization_passes): Add dceloop after
19737	copy propagation in loop optimizer.  Add predictive commoning
19738	to loop optimizer passes.
19739
197402007-05-24  H.J. Lu  <hongjiu.lu@intel.com>
19741
19742	* target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
19743	default hook.
19744
197452007-05-24  Jan Hubicka  <jh@suse.cz>
19746
19747	* gengenrtl.c (gendecl, gendef): Output the gens annotated for
19748	statistics.
19749	(genheader): Include statistics.h.
19750
19751	* doc/invoke.texi (-fdump-unnumbered): Update docs when line number
19752	notes are gone.
19753	* print-rtl.c (flag_dump_unnumbered): Update comments.
19754	(print_rtl): Fix my previous change.
19755	* emit-rtl.c (emit_note_before, emit_note_after): Clear out note
19756	specific data.
19757
197582007-05-24  Zdenek Dvorak  <dvorakz@suse.cz>
19759
19760	PR middle-end/32018
19761	* tree-ssa-threadupdate.c (thread_through_loop_header): Use
19762	set_loop_copy.
19763	(thread_through_all_blocks): Call initialize_original_copy_tables
19764	and free_original_copy_tables.
19765	* cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
19766	Use set_loop_copy.
19767	* tree-cfg.c (tree_duplicate_sese_region): Ditto.
19768	* cfghooks.c (duplicate_block): Use get_loop_copy.
19769	* cfg.c: Include cfgloop.h.
19770	(loop_copy): New hash table.
19771	(initialize_original_copy_tables): Initialize loop_copy table.
19772	(free_original_copy_tables): Free loop_copy table.
19773	(copy_original_table_clear, copy_original_table_set,
19774	set_loop_copy, get_loop_copy): New functions.
19775	(set_bb_original, set_bb_copy): Use copy_original_table_set.
19776	* cfgloop.h (struct loop): Remove copy field.
19777	* Makefile.in (cfg.o): Add CFGLOOP_H dependency.
19778	* basic-block.h (set_loop_copy, get_loop_copy): Declare.
19779
197802007-05-24  H.J. Lu  <hongjiu.lu@intel.com>
19781
19782	* config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
19783	-msse/-msse2/-msse3.
19784
197852007-05-24  H.J. Lu  <hongjiu.lu@intel.com>
19786
19787	* config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
19788	__builtin_ia32_vec_set_v2di with MASK_64BIT.
19789
197902007-05-24  Danny Smith  <dannysmith@users.sourceforge.net>
19791
19792	PR target/27067
19793	* doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
19794	* targhooks.h (default_mangle_decl_assembler_name): Declare
19795	default hook.
19796	* targhooks.c (default_mangle_decl_assembler_name): Define
19797	default hook.
19798	* target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
19799	default hook.
19800	* target.h (struct gcc_target): Add mangle_decl_assembler_name field.
19801	* langhooks.c (lhd_set_decl_assembler_name): Call
19802	targetm.mangle_decl_assembler_name for names with global scope.
19803
19804	* config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
19805	default.
19806	(ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
19807	* config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
19808	Declare.
19809	* config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
19810	New. Factored out of i386_pe_encode_section_info.
19811	(gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
19812	Move check for prior decoration of stdcall
19813	symbols to i386_pe_encode_section_info.
19814	(i386_pe_encode_section_info): Adjust call to
19815	gen_stdcall_or_fastcall_suffix.  Use
19816	i386_pe_maybe_mangle_decl_assembler_name, if needed.
19817	(i386_pe_mangle_decl_assembler_name): New. Wrap
19818	i386_pe_maybe_mangle_decl_assembler_name.
19819
198202007-05-16  Rafael Ávila de Espíndola  <espindola@google.com>
19821
19822	* c-common.c (c_common_signed_or_unsigned_type): Delay the check for
19823	INTEGRAL_TYPE_P and TYPE_UNSIGNED.
19824	* langhooks.c (get_signed_or_unsigned_type): Don't check for
19825	INTEGRAL_TYPE_P or TYPE_UNSIGNED.
19826	(lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
19827	TYPE_UNSIGNED.
19828
198292007-05-23  Sandra Loosemore  <sandra@codesourcery.com>
19830	    Nigel Stephens  <nigel@mips.com>
19831	    Richard Sandiford  <richard@codesourcery.com>
19832
19833	Fix up MIPS16 hard float and add support for complex.
19834
19835	* config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
19836	(TARGET_SOFT_FLOAT_ABI): New.
19837	(TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
19838	__mips_soft_float to reflect the ABI in use, not whether the
19839	FPU is directly accessible (e.g., in MIPS16 mode).
19840	(UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
19841	(UNITS_PER_FPVALUE): Likewise.
19842
19843	* config/mips/mips.c (mips_expand_call): Remove redundant
19844	TARGET_MIPS16 check.
19845	(mips_arg_regno): New.
19846	(function_arg_advance): When setting bits in cum->fp_code for
19847	MIPS16, don't subtract 1 from cum->arg_number, since it is now
19848	zero-based.
19849	(function_arg): Use mips_arg_regno.
19850	(mips_return_mode_in_fpr_p): New.
19851	(mips16_call_stub_mode_suffix): New.
19852	(mips16_cfun_returns_in_fpr_p): New.
19853	(mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
19854	(mips_output_function_prologue): Test mips16_hard_float, not
19855	!TARGET_SOFT_FLOAT, to decide when a function stub is required.
19856	(mips_expand_epilogue): Call MIPS16 helper routines to copy
19857	return value into a floating-point register.
19858	(mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
19859	(mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
19860	(mips16_fp_args): Handle MIPS32r2 ISA which supports
19861	TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
19862	word of double arguments from or to the high bits of 64-bit
19863	floating point registers.
19864	(build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
19865	(mips16_fpret_double): New helper function.
19866	(build_mips16_call_stub): Use mips16_return_mode_in_fpr_p.  Add
19867	support for complex modes.  Fill in DECL_RESULT for stubdecl.
19868	(mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
19869
19870	* config/mips/mips16.S
19871	(RET, ARG1, ARG2): New.
19872	(MERGE_GPRf, MERGE_GPRt): New.
19873	(DELAYt, DELAYf): New.
19874	(MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
19875	(MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
19876	(MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
19877	(MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
19878	(SFOP): Renamed to...
19879	(OPSF3): This, and macro-ified.  Updated all uses.
19880	(SFOP2): Renamed to...
19881	(OPSF2): This, and macro-ified.  Updated all uses.
19882	(SFCMP): Renamed to...
19883	(CMPSF): This, and macro-ified.  Updated all uses.
19884	(SFREVCMP): Renamed to...
19885	(REVCMPSF): This, and macro-ified.  Updated all uses.
19886	(__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
19887	(LDDBL1, LDDBL2, RETDBL): Deleted.
19888	(DFOP): Renamed to...
19889	(OPDF3): This, and macro-ified.  Updated all uses.
19890	(DFOP2): Renamed to...
19891	(OPDF2): This, and macro-ified.  Updated all uses.
19892	(__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
19893	(DFCMP): Renamed to...
19894	(CMPDF): This, and macro-ified.  Updated all uses.
19895	(DFREVCMP): Renamed to...
19896	(REVCMPDF): This, and macro-ified.  Updated all uses.
19897	(__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
19898	(RET_FUNCTION): New.
19899	(__mips16_ret_sf, __mips16_ret_df): Macro-ified.
19900	(__mips16_ret_sc, __mips16_ret_dc): New.
19901	(STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
19902	STUB_ARGS_6, STUB_ARGS_10): New.
19903	(CALL_STUB_NO_RET): New.
19904	(__mips16_call_stub_1): Macro-ified.
19905	(__mips16_call_stub_5): Macro-ified.
19906	(__mips16_call_stub_2): Macro-ified.
19907	(__mips16_call_stub_6): Macro-ified.
19908	(__mips16_call_stub_9): Macro-ified.
19909	(__mips16_call_stub_10): Macro-ified.
19910	(CALL_STUB_RET): New.
19911	(__mips16_call_stub_sf_0): Macro-ified.
19912	(__mips16_call_stub_sf_1): Macro-ified.
19913	(__mips16_call_stub_sf_5): Macro-ified.
19914	(__mips16_call_stub_sf_2): Macro-ified.
19915	(__mips16_call_stub_sf_6): Macro-ified.
19916	(__mips16_call_stub_sf_9): Macro-ified.
19917	(__mips16_call_stub_sf_10): Macro-ified.
19918	(__mips16_call_stub_df_0): Macro-ified.
19919	(__mips16_call_stub_df_1): Macro-ified.
19920	(__mips16_call_stub_df_5): Macro-ified.
19921	(__mips16_call_stub_df_2): Macro-ified.
19922	(__mips16_call_stub_df_6): Macro-ified.
19923	(__mips16_call_stub_df_9): Macro-ified.
19924	(__mips16_call_stub_df_10): Macro-ified.
19925	(__mips16_call_stub_sc_0): New.
19926	(__mips16_call_stub_sc_1): New.
19927	(__mips16_call_stub_sc_5): New.
19928	(__mips16_call_stub_sc_2): New.
19929	(__mips16_call_stub_sc_6): New.
19930	(__mips16_call_stub_sc_9): New.
19931	(__mips16_call_stub_sc_10): New.
19932	(__mips16_call_stub_dc_0): New.
19933	(__mips16_call_stub_dc_1): New.
19934	(__mips16_call_stub_dc_5): New.
19935	(__mips16_call_stub_dc_2): New.
19936	(__mips16_call_stub_dc_6): New.
19937	(__mips16_call_stub_dc_9): New.
19938	(__mips16_call_stub_dc_10): New.
19939
19940	* config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
19941	* config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
19942	* config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
19943
199442007-05-23  Ian Lance Taylor  <iant@google.com>
19945
19946	* doc/invoke.texi (Invoking GCC): Document that the order of the
19947	-l option matters.
19948
199492007-05-23  Chen Liqin  <liqin@sunnorth.com.cn>
19950
19951	PR target/30987
19952	* config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
19953	* config/score/predicate.md (const_pow2, const_npow2): Remove.
19954	* config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
19955	undef.
19956
19957	PR target/30474
19958	* config/score/score.c (score_print_operand): Make sure that only
19959	lower bits are used.
19960
199612007-05-22  Ian Lance Taylor  <iant@google.com>
19962
19963	* tree-vrp.c (avoid_overflow_infinity): New static function,
19964	broken out of set_value_range_to_value.
19965	(set_value_range_to_value): Call avoid_overflow_infinity.
19966	(extract_range_from_assert): Likewise.
19967
199682007-05-22  Andrew Pinski  <andrew_pinski@playstation.sony.com>
19969
19970	PR middle-end/31095
19971	 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
19972	change the type before looking for a COMPOUND_EXPR.
19973
199742007-05-22  Ian Lance Taylor  <iant@google.com>
19975
19976	* lower-subreg.c (decompose_multiword_subregs): If we change an
19977	insn, call remove_retval_note on it.
19978
199792007-05-22  Richard Sandiford  <rsandifo@nildram.co.uk>
19980
19981	* regs.h (end_hard_regno): New function.
19982	(END_HARD_REGNO, END_REGNO): New macros.
19983	(add_to_hard_reg_set): New function.
19984	(remove_from_hard_reg_set): Likewise.
19985	(in_hard_reg_set_p): Likewise.
19986	(overlaps_hard_reg_set_p): Likewise.
19987	* bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
19988	(note_btr_set): Use END_HARD_REGNO.
19989	* caller-save.c (setup_save_areas): Use end_hard_regno.
19990	(mark_set_regs): Use END_HARD_REGNO.
19991	(add_stored_regs): Use end_hard_regno.
19992	(mark_referenced_regs): Use add_to_hard_reg_set.
19993	* combine.c (update_table_tick): Use END_REGNO.
19994	(record_value_for_reg): Likewise.
19995	(record_dead_and_set_regs): Likewise.
19996	(get_last_value_validate): Likewise.
19997	(use_crosses_set_p): Likewise.
19998	(reg_dead_at_p_1): Likewise.
19999	(reg_dead_at_p): Likewise.
20000	(mark_used_regs_combine): Use add_to_hard_reg_set.
20001	(move_deaths): Use END_HARD_REGNO.
20002	(reg_bitfield_target_p): Use end_hard_regno.
20003	(distribute_notes): Use END_HARD_REGNO.
20004	* cse.c (mention_regs): Use END_REGNO.
20005	(insert): Use add_to_hard_reg_set.
20006	(invalidate): Use END_HARD_REGNO.
20007	(invalidate_for_call): Likewise.
20008	(exp_equiv_p): Use END_REGNO.
20009	(cse_insn): Likewise.
20010	* cselib.c (cselib_invalidate_regno): Use end_hard_regno.
20011	* df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
20012	* df-scan.c (df_ref_record): Use END_HARD_REGNO.
20013	* function.c (keep_stack_depressed): Use end_hard_regno.
20014	* global.c (global_alloc): Use end_hard_regno.
20015	(global_conflicts): Use add_to_hard_reg_set instead of
20016	mark_reg_live_nc.
20017	(find_reg): Likewise.
20018	(mark_reg_store): Likewise.
20019	(mark_reg_conflicts): Likewise.
20020	(mark_reg_death): Use remove_from_hard_reg_set.
20021	(mark_reg_live_nc): Delete.
20022	(set_preference): Use end_hard_regno.
20023	* local-alloc.c (mark_life): Use add_to_hard_reg_set and
20024	remove_from_hard_reg_set.
20025	(post_mark_life): Use add_to_hard_reg_set.
20026	* mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
20027	(reg_becomes_live): Use add_to_hard_reg_set.
20028	* recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
20029	(peep2_find_free_register): Use add_to_hard_reg_set.
20030	* reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
20031	* regclass.c (record_reg_classes): Use in_hard_reg_set_p.
20032	* regrename.c (note_sets): Use add_to_hard_reg_set.
20033	(clear_dead_regs): Use remove_from_hard_reg_set.
20034	(regrename_optimize): Use add_to_hard_reg_set.
20035	(find_oldest_value_reg): Use in_hard_reg_set_p.
20036	* reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
20037	(hard_reg_set_here_p): Use end_hard_regno.
20038	(decompose): Likewise.
20039	(reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
20040	(find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
20041	* reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
20042	(mark_home_live): Use end_hard_regno.
20043	(spill_hard_reg): Likewise.
20044	(clear_reload_reg_in_use): Likewise.
20045	* reorg.c (delete_prior_computation): Use END_REGNO.
20046	* resource.c (update_live_status): Use END_HARD_REGNO.
20047	(mark_referenced_resources): Use add_to_hard_reg_set.
20048	(mark_set_resources): Likewise.
20049	(mark_target_live_regs): Likewise.  Use remove_from_hard_reg_set.
20050	* rtlanal.c (refers_to_regno_p): Use END_REGNO.
20051	(reg_overlap_mentioned_p): Likewise.
20052	(dead_or_set_p): Likewise.  Use an exclusive upper loop bound.
20053	(covers_regno_no_parallel_p): Use END_REGNO.
20054	(find_regno_note): Likewise.
20055	(find_reg_fusage): Use END_HARD_REGNO.
20056	* stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
20057	* var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
20058
200592007-05-22  Richard Sandiford  <rsandifo@nildram.co.uk>
20060
20061	* mode-switching.c (reg_dies): Change type of second argument to
20062	"HARD_REG_SET *".
20063	(optimize_mode_switching): Update accordingly.
20064
200652007-05-22  Richard Sandiford  <richard@codesourcery.com>
20066
20067	* hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
20068	in favor of...
20069	(hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
20070	(hard_reg_set_empty_p): ...these new functions.
20071	* bt-load.c (choose_btr): Use hard_reg_subset_p instead of
20072	GO_IF_HARD_REG_SUBSET.
20073	* cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
20074	instead of GO_IF_HARD_REG_EQUAL.
20075	* df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
20076	instead of GO_IF_HARD_REG_EQUAL.
20077	* global.c (find_reg): Use hard_reg_set_empty_p instead of
20078	GO_IF_HARD_REG_SUBSET.
20079	(modify_reg_pav): Use hard_reg_set_empty_p instead of
20080	GO_IF_HARD_REG_EQUAL.
20081	* local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
20082	of GO_IF_HARD_REG_SUBSET.
20083	* reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
20084	instead of GO_IF_HARD_REG_EQUAL.
20085	* regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
20086	hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
20087	(reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
20088	of GO_IF_HARD_REG_SUBSET,
20089	* reload1.c (finish_spills): Use hard_reg_subset_p instead of
20090	GO_IF_HARD_REG_SUBSET.
20091	* struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
20092	instead of GO_IF_HARD_REG_EQUAL.
20093	* config/sh/sh.c (push_regs, calc_live_regs): Use
20094	hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
20095	(hard_regs_intersect_p): Delete.
20096
200972007-05-22  Janis Johnson  <janis187@us.ibm.com>
20098
20099	* doc/sourcebuild.texi (Test Directives) Add dg-message.
20100
201012007-05-22  H.J. Lu  <hongjiu.lu@intel.com>
20102	    Richard Henderson  <rth@redhat.com>
20103
20104	* config.gcc (i[34567]86-*-*): Add smmintrin.h to
20105	extra_headers.
20106	(x86_64-*-*): Likewise.
20107
20108	* config/i386/i386-modes.def (V2QI): New.
20109
20110	* config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
20111	SSE4A.
20112	(override_options): Support SSE4.1.
20113	(IX86_BUILTIN_BLENDPD): New for SSE4.1.
20114	(IX86_BUILTIN_BLENDPS): Likewise.
20115	(IX86_BUILTIN_BLENDVPD): Likewise.
20116	(IX86_BUILTIN_BLENDVPS): Likewise.
20117	(IX86_BUILTIN_PBLENDVB128): Likewise.
20118	(IX86_BUILTIN_PBLENDW128): Likewise.
20119	(IX86_BUILTIN_DPPD): Likewise.
20120	(IX86_BUILTIN_DPPS): Likewise.
20121	(IX86_BUILTIN_INSERTPS128): Likewise.
20122	(IX86_BUILTIN_MOVNTDQA): Likewise.
20123	(IX86_BUILTIN_MPSADBW128): Likewise.
20124	(IX86_BUILTIN_PACKUSDW128): Likewise.
20125	(IX86_BUILTIN_PCMPEQQ): Likewise.
20126	(IX86_BUILTIN_PHMINPOSUW128): Likewise.
20127	(IX86_BUILTIN_PMAXSB128): Likewise.
20128	(IX86_BUILTIN_PMAXSD128): Likewise.
20129	(IX86_BUILTIN_PMAXUD128): Likewise.
20130	(IX86_BUILTIN_PMAXUW128): Likewise.
20131	(IX86_BUILTIN_PMINSB128): Likewise.
20132	(IX86_BUILTIN_PMINSD128): Likewise.
20133	(IX86_BUILTIN_PMINUD128): Likewise.
20134	(IX86_BUILTIN_PMINUW128): Likewise.
20135	(IX86_BUILTIN_PMOVSXBW128): Likewise.
20136	(IX86_BUILTIN_PMOVSXBD128): Likewise.
20137	(IX86_BUILTIN_PMOVSXBQ128): Likewise.
20138	(IX86_BUILTIN_PMOVSXWD128): Likewise.
20139	(IX86_BUILTIN_PMOVSXWQ128): Likewise.
20140	(IX86_BUILTIN_PMOVSXDQ128): Likewise.
20141	(IX86_BUILTIN_PMOVZXBW128): Likewise.
20142	(IX86_BUILTIN_PMOVZXBD128): Likewise.
20143	(IX86_BUILTIN_PMOVZXBQ128): Likewise.
20144	(IX86_BUILTIN_PMOVZXWD128): Likewise.
20145	(IX86_BUILTIN_PMOVZXWQ128): Likewise.
20146	(IX86_BUILTIN_PMOVZXDQ128): Likewise.
20147	(IX86_BUILTIN_PMULDQ128): Likewise.
20148	(IX86_BUILTIN_PMULLD128): Likewise.
20149	(IX86_BUILTIN_ROUNDPD): Likewise.
20150	(IX86_BUILTIN_ROUNDPS): Likewise.
20151	(IX86_BUILTIN_ROUNDSD): Likewise.
20152	(IX86_BUILTIN_ROUNDSS): Likewise.
20153	(IX86_BUILTIN_PTESTZ): Likewise.
20154	(IX86_BUILTIN_PTESTC): Likewise.
20155	(IX86_BUILTIN_PTESTNZC): Likewise.
20156	(IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
20157	(IX86_BUILTIN_VEC_SET_V2DI): Likewise.
20158	(IX86_BUILTIN_VEC_SET_V4SF): Likewise.
20159	(IX86_BUILTIN_VEC_SET_V4SI): Likewise.
20160	(IX86_BUILTIN_VEC_SET_V16QI): Likewise.
20161	(bdesc_ptest): New.
20162	(bdesc_sse_3arg): Likewise.
20163	(bdesc_2arg): Likewise.
20164	(bdesc_1arg): Likewise.
20165	(ix86_init_mmx_sse_builtins): Support SSE4.1.  Handle SSE builtins
20166	with 3 args.
20167	(ix86_expand_sse_4_operands_builtin): New.
20168	(ix86_expand_unop_builtin): Support 2 arg builtins with a constant
20169	smaller than 8 bits as the 2nd arg.
20170	(ix86_expand_sse_ptest): New.
20171	(ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
20172	(ix86_expand_vector_set): Support SSE4.1.
20173	(ix86_expand_vector_extract): Likewise.
20174
20175	* config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
20176	__SSE4_1__ for -msse4.1.
20177
20178	* config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
20179	(UNSPEC_INSERTPS): Likewise.
20180	(UNSPEC_DP): Likewise.
20181	(UNSPEC_MOVNTDQA): Likewise.
20182	(UNSPEC_MPSADBW): Likewise.
20183	(UNSPEC_PHMINPOSUW): Likewise.
20184	(UNSPEC_PTEST): Likewise.
20185	(UNSPEC_ROUNDP): Likewise.
20186	(UNSPEC_ROUNDS): Likewise.
20187
20188	* config/i386/i386.opt (msse4.1): New for SSE4.1.
20189
20190	* config/i386/predicates.md (const_pow2_1_to_2_operand): New.
20191	(const_pow2_1_to_32768_operand): Likewise.
20192
20193	* config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
20194	file.
20195
20196	* config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
20197	SSE4.1.
20198	(sse4_1_insertps): Likewise.
20199	(*sse4_1_extractps): Likewise.
20200	(sse4_1_ptest): Likewise.
20201	(sse4_1_mulv2siv2di3): Likewise.
20202	(*sse4_1_mulv4si3): Likewise.
20203	(*sse4_1_smax<mode>3): Likewise.
20204	(*sse4_1_umax<mode>3): Likewise.
20205	(*sse4_1_smin<mode>3): Likewise.
20206	(*sse4_1_umin<mode>3): Likewise.
20207	(sse4_1_eqv2di3): Likewise.
20208	(*sse4_1_pinsrb): Likewise.
20209	(*sse4_1_pinsrd): Likewise.
20210	(*sse4_1_pinsrq): Likewise.
20211	(*sse4_1_pextrb): Likewise.
20212	(*sse4_1_pextrb_memory): Likewise.
20213	(*sse4_1_pextrw_memory): Likewise.
20214	(*sse4_1_pextrq): Likewise.
20215	(sse4_1_blendpd): Likewise.
20216	(sse4_1_blendps): Likewise.
20217	(sse4_1_blendvpd): Likewise.
20218	(sse4_1_blendvps): Likewise.
20219	(sse4_1_dppd): Likewise.
20220	(sse4_1_dpps): Likewise.
20221	(sse4_1_movntdqa): Likewise.
20222	(sse4_1_mpsadbw): Likewise.
20223	(sse4_1_packusdw): Likewise.
20224	(sse4_1_pblendvb): Likewise.
20225	(sse4_1_pblendw): Likewise.
20226	(sse4_1_phminposuw): Likewise.
20227	(sse4_1_extendv8qiv8hi2): Likewise.
20228	(*sse4_1_extendv8qiv8hi2): Likewise.
20229	(sse4_1_extendv4qiv4si2): Likewise.
20230	(*sse4_1_extendv4qiv4si2): Likewise.
20231	(sse4_1_extendv2qiv2di2): Likewise.
20232	(*sse4_1_extendv2qiv2di2): Likewise.
20233	(sse4_1_extendv4hiv4si2): Likewise.
20234	(*sse4_1_extendv4hiv4si2): Likewise.
20235	(sse4_1_extendv2hiv2di2): Likewise.
20236	(*sse4_1_extendv2hiv2di2): Likewise.
20237	(sse4_1_extendv2siv2di2): Likewise.
20238	(*sse4_1_extendv2siv2di2): Likewise.
20239	(sse4_1_zero_extendv8qiv8hi2): Likewise.
20240	(*sse4_1_zero_extendv8qiv8hi2): Likewise.
20241	(sse4_1_zero_extendv4qiv4si2): Likewise.
20242	(*sse4_1_zero_extendv4qiv4si2): Likewise.
20243	(sse4_1_zero_extendv2qiv2di2): Likewise.
20244	(*sse4_1_zero_extendv2qiv2di2): Likewise.
20245	(sse4_1_zero_extendv4hiv4si2): Likewise.
20246	(*sse4_1_zero_extendv4hiv4si2): Likewise.
20247	(sse4_1_zero_extendv2hiv2di2): Likewise.
20248	(*sse4_1_zero_extendv2hiv2di2): Likewise.
20249	(sse4_1_zero_extendv2siv2di2): Likewise.
20250	(*sse4_1_zero_extendv2siv2di2): Likewise.
20251	(sse4_1_roundpd): Likewise.
20252	(sse4_1_roundps): Likewise.
20253	(sse4_1_roundsd): Likewise.
20254	(sse4_1_roundss): Likewise.
20255	(mulv4si3): Don't expand for SSE4.1.
20256	(smax<mode>3): Likewise.
20257	(umaxv4si3): Likewise.
20258	(uminv16qi3): Likewise.
20259	(umin<mode>3): Likewise.
20260	(umaxv8hi3): Rewrite.  Only enabled for SSE4.1.
20261
20262	* doc/extend.texi: Document SSE4.1 built-in functions.
20263
20264	* doc/invoke.texi: Document -msse4.1.
20265
202662007-05-22  Nathan Sidwell  <nathan@codesourcery.com>
20267
20268	* config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
20269	* config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
20270	* config/m68k/m68k.h (ASM_PCREL_SPEC): New.
20271	(ASM_SPEC): Add asm_pcrel_spec.
20272	(EXTRA_SPECS): Add asm_pcrel_spec.
20273
202742007-05-21  David Daney  <ddaney@avtrex.com>
20275
20276	* doc/install.texi (Building a cross compiler): Add requirements
20277	for Java cross compiler.
20278
202792007-05-21  Andrew Pinski  <andrew_pinski@playstation.sony.com>
20280
20281	PR middle-end/31995
20282	* tree-chrec.c (evolution_function_is_affine_multivariate_p):
20283	Add loopno argument.  Use evolution_function_is_invariant_rec_p
20284	instead of evolution_function_is_constant_p.
20285	Update calls to evolution_function_is_affine_multivariate_p.
20286	* tree-chrec.h (evolution_function_is_affine_multivariate_p):
20287	Add loopno argument.
20288	* tree-scalar-evolution.c (gather_chrec_stats): Call
20289	evolution_function_is_affine_multivariate_p with a loop
20290	number of 0.
20291	* tree-data-ref.c (analyze_miv_subscript): Likewise.
20292	(analyze_overlapping_iterations): Likewise.
20293	(access_functions_are_affine_or_constant_p): Likewise.
20294	(build_classic_dist_vector_1): If the access functions
20295	are equal, don't do anything.
20296
202972007-05-21  Paolo Bonzini  <bonzini@gnu.org>
20298	    Paolo Carlini  <pcarlini@suse.de>
20299	    Uros Bizjak  <ubizjak@gmail.com>
20300
20301	* c-cppbuiltin.c (c_cpp_builtins): Define
20302	__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
20303	__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
20304	__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
20305	* doc/cpp.texi ([Standard Predefined Macros]): Document.
20306
203072007-05-21  Mike Stump  <mrs@apple.com>
20308
20309	* config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
20310	handling as well.
20311	* config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
20312
203132007-05-21  Uros Bizjak  <ubizjak@gmail.com>
20314
20315	* config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
20316	implementation if __OPTIMIZE__ is not defined.
20317	(_mm_alignr_pi8): Ditto.
20318	* config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20319	(_mm_inserti_si64): Ditto.
20320	* config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20321	(_mm_slli_epi16): Ditto.
20322	(_mm_slli_epi32): Ditto.
20323	(_mm_slli_epi64): Ditto.
20324	(_mm_srai_epi16): Ditto.
20325	(_mm_srai_epi32): Ditto.
20326	(_mm_srli_si128): Ditto.
20327	(_mm_slli_si128): Ditto.
20328	(_mm_srli_epi16): Ditto.
20329	(_mm_srli_epi32): Ditto.
20330	(_mm_srli_epi64): Ditto.
20331	(_mm_extract_epi16): Ditto.
20332	(_mm_insert_epi16): Ditto.
20333	(_mm_shufflehi_epi16): Ditto.
20334	(_mm_shufflelo_epi16): Ditto.
20335	(_mm_shuffle_epi32): Ditto.
20336	* config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
20337	(_m_pextrw): Ditto.
20338	(_mm_insert_pi16): Ditto.
20339	(_m_pinsrw): Ditto.
20340	(_mm_shuffle_pi16): Ditto.
20341	(_m_pshufw): Ditto.
20342	(_mm_shufle_ps): Ditto.
20343	(_mm_prefetch): Ditto.
20344
203452007-05-21  Andreas Krebbel  <krebbel1@de.ibm.com>
20346
20347	* defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
20348	* doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
20349	* real.c (encode_i370_single, decode_i370_single,
20350	encode_i370_double, decode_i370_double): Functions removed.
20351	(i370_single_format, i370_double_format): Initializations removed.
20352	(real_maxval, round_for_format, exact_real_truncate, significand_size):
20353	Consider the log2_b field to always be one.
20354	(ieee_single_format, mips_single_format, coldfire_single_format,
20355	ieee_double_format, mips_double_format,	coldfire_double_format,
20356	ieee_extended_motorola_format, ieee_extended_intel_96_format,
20357	ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
20358	ibm_extended_format, mips_extended_format, ieee_quad_format,
20359	mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
20360	decimal_single_format, decimal_double_format, decimal_quad_format,
20361	c4x_single_format, c4x_extended_format, real_internal_format): Remove
20362	initialization of log2_b.
20363	* real.h (i370_single_format, i370_double_format): Declarations
20364	removed.
20365	* c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
20366	field to always be one.
20367
203682007-05-21  Andreas Schwab  <schwab@suse.de>
20369
20370	* config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
20371	NOTE_INSN_BASIC_BLOCK_P.
20372	(process_for_unwind_directive): Likewise.
20373
203742007-05-21  Nathan Sidwell  <nathan@codesourcery.com>
20375
20376	* builtins.c (expand_builtin_setjmp_setup): Update comment.
20377	* function.h (struct function): Move va_list_gpr_size,
20378	va_list_fpr_size, function_frequency to front of bitfields.  Add
20379	calls_unwind_init.
20380	(current_function_calls_unwind_init): New.
20381	* except.c (expand_builtin_unwind_init): Set
20382	current_function_calls_unwind_init not
20383	current_function_has_nonlocal_label.
20384	* reload1.c (has_nonexceptional_receiver): New.
20385	(reload): Use it and current_function_calls_unwind_init to
20386	determine whether call-saved regs must be saved.
20387
203882007-05-20  Jan Hubicka  <jh@suse.cz>
20389
20390	* gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
20391	NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20392	* ddg.c (create_ddg): LIkewise.
20393	* final.c (final): Remove hunk moving line number notes around since
20394	they are no longer present at this stage.
20395	(final_scan_insn): Use NOTE_KIND instead of
20396	NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20397	(output_asm_label): Likewise.
20398	* reorg.c (dbr_schedule): Likewise.
20399	* haifa-sched.c (unlink_other_notes): Likewise.
20400	* mode-switching.c (optimize_mode_switching): Likewise.
20401	* graph.c (start_bb): Likewise.
20402	* rtl.def (NOTE): Update description.
20403	* jump.c (squeeze_notes): Delete.
20404	(mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
20405	NOTE_INSN_BASIC_BLOCK_P when possible.
20406	* ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
20407	* dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
20408	NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20409	(dwarf2out_var_location): Likewise.
20410	* cfgbuild.c (make_edges): Likewise.
20411	(find_basic_blocks_1): Likewise.
20412	* function.c (reorder_blocks_1): Likewise.
20413	(epilogue_done): Likewise.
20414	(reposition_prologue_and_epilogue_notes): Likewise.
20415	* print-rtl.c (print_rtx): Likewise; drop code for printing
20416	line number notes.
20417	(print_rtl): Likewise.
20418	(print_rtl_single): Likewise.
20419	* gcse.c (insert_insn_start_bb): Likewise.
20420	* alias.c (init_alias_analysis): Likewise.
20421	* calls.c (fixup_tail_calls): Likewise.
20422	* except.c (sjlj_emit_function_enter): Likewise.
20423	* emit-rtl.c (add_insn_after): Likeiwse.
20424	(emit_label_before): Likewise.
20425	(emit_label_after): Likewise.
20426	(emit_note_before, emit_note_after, emit_note): Update
20427	parameter to be enum insn_note; do not deal with source
20428	files.
20429	* cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
20430	Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
20431	when possible.
20432	(merge_blocks_move_successor_nojumps): Simplify now when
20433	we don't have BLOCK notes.
20434	(try_optimize_cfg): Likewise.
20435	* cfglayout.c (skip_insns_after_block): Likewise.
20436	(record_effective_endpoints): Likewise.
20437	(duplicate_insn_chain): Likewise.
20438	* varasm.c (output_constant_pool_1): Likewise.
20439	* sched-deps.c (sched_analyze): Likewise.
20440	* rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
20441	Exterminate.
20442	(note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
20443	* rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
20444	(SET_INSN_DELETED): Simplify.
20445	(NOTE_LINE_NUMBER): Exterminate.
20446	(NOTE_LINE_KIND): New.
20447	(NOTE_INSN_BASIC_BLOCK_P): Update.
20448	(enum insn_note): Simplify.
20449	(GET_NOTE_INSN_NAME) Simplify.
20450	(emit_note_before, emit_note_after, emit_note): Update prototype.
20451	(squeeze_notes): Remove.
20452	* sched-int.h (NOTE_NOT_BB_P): Update.
20453	* resource.c (mark_target_live_regs): Update.
20454	* sched-rgn.c (debug_dependencies): Update.
20455	* sched-vis.c (print_insn): Update.
20456	* config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
20457	* config/i386/i386.c (ix86_output_function_epilogue): Update.
20458	* config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
20459	(TARGET_ADJUST_UNROLL_MAX): Likewise.
20460	(split_branches): Update.
20461	(sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
20462	4.0.0.
20463	(sh_adjust_unroll_max): Exterminate.
20464	* config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
20465	* config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
20466	(m68hc11_reorg): Likewise.
20467	* config/ia64/ia64.c (emit_insn_group_barriers): Update.
20468	(emit_predicate_relation_info): Update.
20469	(process_for_unwind_directive): Update.
20470	* config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
20471	(output_call): Update.
20472	* config/pa/pa.c (output_lbranch): Update.
20473	(output_millicode_call): Update.
20474	(output_call): Update.
20475	(pa_combine_instructions): Update.
20476	* config/mips/mips.c (mips16_gp_pseudo_reg): Update.
20477	* config/bfin/bfin.c (gen_one_bundle): Update.
20478	* cfgrtl.c (can_delete_note_p): Update.
20479	(delete_insn): Update.
20480	(rtl_merge_blocks): Update.
20481	(commit_one_edge_insertion): Update.
20482	(rtl_verify_flow_info): Update.
20483	* stmt.c (expand_case): Do not call squeeze_notes.
20484
204852007-05-20  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
20486
20487	PR middle-end/7651
20488	PR c++/11856
20489	PR c/12963
20490	PR c/23587
20491	PR other/29694
20492	* c.opt (Wtype-limits): New.
20493	* doc/invoke.texi (Wtype-limits): Document it.
20494	(Wextra): Enabled by -Wextra.
20495	* c-opts.c (c_common_post_options): Enabled by -Wextra.
20496	* c-common.c (shorten_compare): Warn with Wtype-limits.
20497
204982007-05-20  Uros Bizjak  <ubizjak@gmail.com>
20499
20500	* config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
20501	inlined function, not as a macro.
20502	(_mm_alignr_pi8): Ditto.
20503	* config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20504	(_mm_inserti_si64): Ditto.
20505	* config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20506	(_mm_extract_epi16): Ditto.
20507	(_mm_insert_epi16): Ditto.
20508	(_mm_shufflehi_epi16): Ditto.
20509	(_mm_shufflelo_epi16): Ditto.
20510	(_mm_shuffle_epi32): Ditto.
20511	* config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
20512	* config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
20513	all functions.
20514	(_m_from_float): Add __extension__ to conversion.  Use 0.0f for
20515	float constant.
20516	(_m_to_float): Use C89 compatible assignment.
20517
205182007-05-20  Martin Michlmayr  <tbm@cyrius.com>
20519
20520	PR target/32007
20521	* config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
20522
205232007-05-20  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
20524
20525	PR middle-end/7651
20526	* doc/invoke.texi (Wreturn-type): Complete description.
20527	(Wextra): Delete item about return-type warning.
20528	* c-decl.c: Delete redundant Wextra warning.
20529
205302007-05-20  Uros Bizjak  <ubizjak@gmail.com>
20531
20532	PR target/31585
20533	* config/i386/pmmintrin.h: Do not include xmmintrin.h
20534	* config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
20535	inlined function, not as a macro.
20536	(_mm_prefetch): Ditto.
20537	(_m_pextrw): Ditto.
20538	(_mm_insert_pi16): Ditto.
20539	(_m_pinsrw): Ditto.
20540	(_mm_shuffle_pi16): Ditto.  Add const to __N argument.
20541	(_m_pshufw): Ditto. Add const to __N argument.
20542	(_mm_shufle_ps): Ditto.  Add const to __mask argument.
20543	* config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
20544	(_mm_slli_epi32): Ditto.
20545	(_mm_srli_si128): Implement as always inlined function, not as a
20546	macro.  Add __inline to function declaration.
20547	(_mm_slli_si128): Ditto.
20548
205492007-05-19  Uros Bizjak  <ubizjak@gmail.com>
20550
20551	* config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
20552	FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
20553	New constants.
20554	(struct fenv): New structure.
20555	(FP_HANDLE_EXCEPTIONS): New define.
20556	(FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
20557	(_FP_DECL_EXP): New define.
20558	(FP_INIT_ROUNDMODE): New define.
20559	(FP_ROUNDMODE): New define.
20560
205612007-05-19  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
20562
20563	* doc/invoke.texi (Warning Options): Add -Wconversion-sign.
20564	(Wconversion): Update description.
20565	(Wconversion-sign): New.
20566	* c.opt (Wconversion-sign): New.
20567	* c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
20568	means disabled for C++. Otherwise, take the status of Wconversion.
20569	* c-common.c (conversion_warning): Warn with either Wconversion or
20570	Wconversion-sign.
20571	(warnings_for_convert_and_check): Conditions are already checked by
20572	conversion_warning.
20573	(convert_and_check): Don't check warnings if the conversion failed.
20574
205752007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
20576	   Anatoly Sokolov <aesok@dol.ru>
20577
20578	* config/avr/avr-protos.h (expand_prologue, expand_epilogue,
20579	avr_epilogue_uses) : Add declaration.
20580	* config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
20581	* config/avr/constraints.md (R): New constraint.
20582	config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
20583	UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
20584	(*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
20585	(*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
20586	(*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
20587	call_prologue_saves, epilogue_restores, return_from_epilogue,
20588	return_from_main_epilogue, return_from_interrupt_epilogue,
20589	return_from_naked_epilogue, prologue, epilogue): New patterns.
20590	(jump): Handle symbol reference.
20591	* config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
20592	avr_output_function_prologue, avr_output_function_epilogue): Remove
20593	functions.
20594	(avr_init_machine_status, expand_prologue, expand_epilogue,
20595	avr_asm_function_end_prologue, avr_epilogue_uses,
20596	avr_asm_function_begin_epilogue): New functions.
20597	(prologue_size, epilogue_size, jump_tables_size): Remove global
20598	variables.
20599	(TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
20600	(TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
20601	(TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
20602	(avr_override_options): Initialise init_machine_status.
20603	(output_movhi): Handle all stack pointer loads.
20604	(out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
20605	(avr_output_addr_vec_elt): Do not use variable jump_tables_size.
20606	* config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
20607	(EPILOGUE_USES) Redefine.
20608	(machine_function) Declare.
20609
206102007-05-19  Richard Sandiford  <richard@codesourcery.com>
20611
20612	* config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
20613	Use a single return statement.
20614
206152007-05-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
20616
20617	PR middle-end/30250
20618	* builtins.c (do_mpfr_lgamma_r): New.
20619	(fold_builtin_2): Handle builtin gamma_r/lgamma_r.
20620	* tree.h (CASE_FLT_FN_REENT): New.
20621
206222007-05-18  Geoffrey Keating  <geoffk@apple.com>
20623
20624	* dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
20625	(output_die): Use 'unsigned long' with %x.
20626	* sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
20627	HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
20628	* tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
20629
20630	* unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
20631
206322007-05-18  H.J. Lu  <hongjiu.lu@intel.com>
20633
20634	PR target/31989
20635	PR target/31681
20636	PR target/31666
20637	* config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
20638	true if function has no argument.
20639
206402007-05-18  DJ Delorie  <dj@redhat.com>
20641
20642	* config/mips/mips.c (mips_offset_within_alignment_p): New.
20643	(mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
20644
206452007-05-18  Uros Bizjak  <ubizjak@gmail.com>
20646
20647	* longlong.h (__x86_64__): Add definitions for add_ssaaaa,
20648	sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
20649	count_trailing_zeros.
20650	(__i386__): Implement count_leading_zeros using __builtin_clz().
20651	Implement count_trailing_zeros usign __builtin_ctz().
20652
206532007-05-18  Richard Sandiford  <richard@codesourcery.com>
20654
20655	* config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
20656
206572007-05-18  Uros Bizjak  <ubizjak@gmail.com>
20658
20659	PR middle-end/31344
20660	* expr.c (emit_move_change_mode): Change mode of push operands here.
20661
206622007-05-17  Ian Lance Taylor  <iant@google.com>
20663
20664	PR tree-optimization/31953
20665	* tree-vrp.c (set_value_range_to_value): Add equiv parameter.
20666	Change all callers.
20667	(set_value_range_to_null): Call set_value_range_to_value.
20668	(extract_range_from_comparison): Likewise.
20669
206702007-05-17  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
20671
20672	* toplev.c (print_version): Output GMP/MPFR version info.
20673
20674	* builtins.c (CASE_MATHFN_REENT): New macro.
20675	(mathfn_built_in): Use it.
20676	* builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
20677	BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
20678	BUILT_IN_LGAMMAL_R): New.
20679	* doc/extend.texi: Document new builtins.
20680
20681	PR middle-end/31796
20682	* builtins.c (do_mpfr_remquo): New.
20683	(fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
20684	(fold_builtin_3): Handle BUILT_IN_REMQUO.
20685
20686	PR middle-end/30251
20687	* builtins.c (fold_builtin_1): Handle y0, y1.
20688	(fold_builtin_2): Handle yn.
20689
20690	PR middle-end/30251
20691	* builtins.c (do_mpfr_bessel_n): New.
20692	(fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
20693	(fold_builtin_2): Handle BUILT_IN_JN.
20694
206952007-05-17  Danny Smith  <dannysmith@users.sourceforge.net>
20696
20697	PR target/31965
20698	* config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
20699	TYPE_PRECISION (intmax_type_node).
20700
207012007-05-17  Steve Ellcey  <sje@cup.hp.com>
20702
20703	PR target/31850
20704	* reload.c (subst_reloads): Remove checking.
20705
207062007-05-17  Eric Botcazou  <ebotcazou@libertysurf.fr>
20707
20708	PR rtl-optimization/31691
20709	* combine.c (simplify_set): Build a new src pattern instead of
20710	substituting its operands in the COMPARE case.
20711
207122007-05-17  Zdenek Dvorak  <dvorakz@suse.cz>
20713
20714	* tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
20715	(execute_vrp): Preserve loops through jump threading.
20716	* tree-ssa-threadupdate.c (thread_single_edge,
20717	dbds_continue_enumeration_p, determine_bb_domination_status,
20718	thread_through_loop_header): New functions.
20719	(create_edge_and_update_destination_phis,
20720	create_edge_and_update_destination_phis): Set loops for the new blocks.
20721	(prune_undesirable_thread_requests): Removed.
20722	(redirect_edges): Do not pretend that redirect_edge_and_branch can
20723	create new blocks.
20724	(thread_block): Do not call prune_undesirable_thread_requests.
20725	Update loops.
20726	(mark_threaded_blocks): Select edges to thread here.
20727	(thread_through_all_blocks): Take may_peel_loop_headers argument.
20728	Thread edges through loop headers independently.
20729	* cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
20730	* tree-pass.h (TODO_mark_first_instance): New.
20731	(first_pass_instance): Declare.
20732	* cfghooks.c (duplicate_block): Put the block to the original loop
20733	if copy is not specified.
20734	* tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
20735	jump threading.  Pass may_peel_loop_headers to
20736	thread_through_all_blocks according to first_pass_instance.
20737	* cfgloop.h (create_preheader): Declare.
20738	* tree-flow.h (thread_through_all_blocks): Declaration changed.
20739	* basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
20740	* passes.c (first_pass_instance): New variable.
20741	(next_pass_1): Set TODO_mark_first_instance.
20742	(execute_todo): Set first_pass_instance.
20743
207442007-05-17  Uros Bizjak  <ubizjak@gmail.com>
20745
20746	PR tree-optimization/24659
20747	* optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
20748	OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
20749	OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
20750	OTI_vec_pack_ufix_trunc.
20751	(vec_unpacks_float_hi_optab): Define new macro.
20752	(vec_unpacks_float_lo_optab): Ditto.
20753	(vec_unpacku_float_hi_optab): Ditto.
20754	(vec_unpacku_float_lo_optab): Ditto.
20755	(vec_pack_sfix_trunc_optab): Ditto.
20756	(vec_pack_ufix_trunc_optab): Ditto.
20757	* genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
20758	and vec_pack_[s|u]fix_trunc_optab using
20759	vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
20760	* tree-vectorizer.c (supportable_widening_operation): Handle
20761	FLOAT_EXPR and CONVERT_EXPR.  Update comment.
20762	(supportable_narrowing_operation): New function.
20763	* tree-vectorizer.h (supportable_narrowing_operation): Prototype.
20764	* tree-vect-transform.c (vectorizable_conversion): Handle
20765	(nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
20766	(vect_gen_widened_results_half): Move before vectorizable_conversion.
20767	(vectorizable_type_demotion): Call supportable_narrowing_operation()
20768	to check for target support.
20769	* optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
20770	for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
20771	for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
20772	for VEC_PACK_FIX_TRUNC_EXPR.
20773	(expand_binop): Special case mode of the result for
20774	vec_pack_[u|s]fix_trunc_optab.
20775	(init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
20776	vec_pack_[u|s]fix_trunc_optab.
20777
20778	* tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
20779	VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
20780	* tree-pretty-print.c (dump_generic_node): Handle
20781	VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
20782	VEC_PACK_FIX_TRUNC_EXPR.
20783	(op_prio): Ditto.
20784	* expr.c (expand_expr_real_1): Ditto.
20785	* tree-inline.c (estimate_num_insns_1): Ditto.
20786	* tree-vect-generic.c (expand_vector_operations_1): Ditto.
20787
20788	* config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
20789	(vec_unpacks_float_lo_v8hi): Ditto.
20790	(vec_unpacku_float_hi_v8hi): Ditto.
20791	(vec_unpacku_float_lo_v8hi): Ditto.
20792	(vec_unpacks_float_hi_v4si): Ditto.
20793	(vec_unpacks_float_lo_v4si): Ditto.
20794	(vec_pack_sfix_trunc_v2df): Ditto.
20795
20796	* doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
20797	Document.
20798	[VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
20799	[VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
20800	* doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
20801	[vec_pack_ufix_trunc]: Ditto.
20802	[vec_unpacks_float_hi]: Ditto.
20803	[vec_unpacks_float_lo]: Ditto.
20804	[vec_unpacku_float_hi]: Ditto.
20805	[vec_unpacku_float_lo]: Ditto.
20806
208072007-05-16  Uros Bizjak  <ubizjak@gmail.com>
20808
20809	* soft-fp/README: Update for new files.
20810	* soft-fp/floattisf.c: New file.
20811	* soft-fp/floattidf.c: New file.
20812	* soft-fp/floattitf.c: New file.
20813	* soft-fp/floatuntisf.c: New file.
20814	* soft-fp/floatuntidf.c: New file.
20815	* soft-fp/floatuntitf.c: New file.
20816	* soft-fp/fixsfti.c: New file.
20817	* soft-fp/fixdfti.c: New file.
20818	* soft-fp/fixtfti.c: New file.
20819	* soft-fp/fixunssfti.c: New file.
20820	* soft-fp/fixunsdfti.c: New file.
20821	* soft-fp/fixunstfti.c: New file.
20822	* soft-fp/extendxftf.c: New file.
20823	* soft-fp/trunctfxf.c: New file.
20824
20825	* libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
20826	(__trunctfxf2): Ditto.
20827
20828	* config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
20829	__extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
20830	__fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
20831	__floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
20832	__letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
20833	__unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
20834
20835	* config/i386/t-fprules-softfp64: New file.
20836	* config/i386/sfp-machine.h: New file.
20837	* config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
20838	x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
20839	and soft-fp/t-softfp to tmake_file.
20840	(i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
20841	i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
20842
20843	* config/i386/t-linux64 (softfp_wrap_start): New.
20844	(softfp_wrap_end): New.
20845	* config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
20846	supported for TARGET_64BIT.
20847
208482007-05-16  Rafael Ávila de Espíndola  <espindola@google.com>
20849
20850	* c-common.c (c_common_signed_or_unsigned_type): Emulate
20851	c_common_unsigned_type behavior.
20852
208532007-05-16  Paolo Bonzini  <bonzini@gnu.org>
20854
20855	* config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
20856	calls as pure.
20857
208582007-05-16  Eric Christopher  <echristo@apple.com>
20859
20860	* config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
20861	saving after stack push. Set sp_offset whenever we push.
20862	(rs6000_emit_epilogue): Move altivec register restore before
20863	stack push.
20864
208652007-05-16  Richard Sandiford  <richard@codesourcery.com>
20866
20867	* configure.ac: Allow sysroots to be relocated under $prefix as
20868	well as $exec_prefix.
20869	* configure: Regenerate.
20870
208712007-05-16  Richard Sandiford  <richard@codesourcery.com>
20872
20873	Revert:
20874
20875	2007-05-12  Richard Sandiford  <richard@codesourcery.com>
20876
20877	* configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20878	(gcc_tooldir): Likewise.
20879	* configure: Regenerate.
20880	* Makefile.in (libsubdir_to_prefix): New variable, based on the
20881	old configure.ac gcc_tooldir setting.
20882	(prefix_to_exec_prefix): New variable.
20883	(DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20884	rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20885
208862007-05-14  Janis Johnson  <janis187@us.ibm.com>
20887
20888	* c-typeck.c (build_binary_op): Return early for error.
20889
208902007-05-15  Zdenek Dvorak  <dvorakz@suse.cz>
20891
20892	* tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
20893	struct nb_iter_bound.
20894	(free_numbers_of_iterations_estimates_loop): Use ggc_free.
20895	* gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
20896	* cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
20897	* tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
20898	(struct scev_info_str, scalar_evolution_info): Add GTY markers.
20899	(new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
20900	(del_scev_info): Use ggc_free.
20901	(scev_initialize): Allocate scalar_evolution_info in gc memory.
20902	* loop-init.c: Include ggc.h.
20903	(loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
20904	(loop_optimizer_finalize): Use ggc_free.
20905	* tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
20906	pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
20907	pass_iv_optimize): Add TODO_ggc_collect.
20908	* function.h (struct function): Remove skip marker from
20909	x_current_loops.
20910	* cfgloop.c: Include ggc.h.
20911	(flow_loops_free, flow_loop_free): Free the loop descriptions in gc
20912	memory.
20913	(establish_preds): Vector superloops is gc allocated.
20914	(alloc_loop): Allocate loop using GGC_CNEW.  Allocate head of
20915	loop->exits list.
20916	(flow_loops_find): Vector larray is gc allocated.
20917	(loop_exit_free): Use ggc_free.
20918	(rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit.  Reflect
20919	that head of exits list is now not a part of struct loop.
20920	(record_loop_exits): Allocate exits table in gc memory.
20921	(get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
20922	that head of exits list is now not a part of struct loop.
20923	* cfgloop.h (struct lpt_decision, struct nb_iter_bound,
20924	struct loop_exit): Add GTY marker.
20925	(struct loop): Add GTY marker.  Make superloops vector gc allocated.
20926	Add skip marker to aux field.  Make head of exits list a separate
20927	object.
20928	(struct loops): Add GTY marker.  Make larray vector gc allocated.
20929	Add param marker to exits table.
20930	(get_loops): Type changed.
20931	* Makefile.in (tree-scalar-evolution.o): Add
20932	gt-tree-scalar-evolution.h dependency.
20933	(cfgloop.o, loop-init.o): Add ggc.h dependency.
20934	(GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
20935	* basic-block.h (struct basic_block_def): Remove skip marker from
20936	loop_father field.
20937
209382007-05-14  Uros Bizjak  <ubizjak@gmail.com>
20939
20940	* builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
20941	of 0 in the call to expand_expr().
20942	(expand_builtin_mathfn_3): Ditto.
20943	(expand_builtin_interclass_mathfn): Ditto.
20944	(expand_builtin_cexpi): Ditto.
20945	(expand_builtin_int_roundingfn): Ditto.
20946	(expand_builtin_int_roundingfn_2): Ditto.
20947	(expand_builtin_pow): Ditto.
20948	(expand_builtin_powi): Ditto.
20949	(expand_builtin_bswap): Ditto.
20950	(expand_builtin_unop): Ditto.
20951	(expand_builtin_fabs): Ditto.
20952	(get_builtin_sync_mem): Use NULL_RTX instead of NULL in
20953	the call to expand_expr().
20954	(expand_builtin_sync_operation): Ditto.
20955	(expand_builtin_compare_and_swap): Ditto.
20956	(expand_builtin_lock_test_and_set): Ditto.
20957	* except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
20958	instead of 0 in the call to expand_expr().
20959	(expand_builtin_extract_return_addr): Ditto.
20960	(expand_builtin_eh_return): Ditto.
20961	(expand_eh_return): Ditto.
20962	* explow.c (expr_size): Ditto.
20963	* expr.c (optimize_bitfield_assignment_op): Ditto.
20964	(expand_assignement): Ditto.
20965	(store_expr): Ditto.
20966	(store_field): Ditto.
20967	(expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
20968	the call to expand_expr().
20969	(expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
20970	in the call to expand_expr().
20971	[CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
20972	BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
20973	[VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
20974	of expand_expr().
20975	* optabs.c (expand_vec_shift_expr): Ditto.
20976	(expand_vec_cond_expr): Ditto.
20977	(vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
20978	call to expand_expr().
20979	* stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
20980	in the call to expand_expr().
20981
209822007-05-14  Dave Korn  <dave.korn@artimi.com>
20983
20984	* genautomata.c (gen_regexp_el): Allocate correct size for regexp.
20985
209862007-05-14  Rafael Ávila de Espíndola  <espindola@google.com>
20987
20988	* c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
20989	instead of c_common_unsigned_type.
20990	(c_common_unsigned_type): Remove.
20991	(shorten_compare): Use c_common_signed_or_unsigned_type instead of
20992	c_common_unsigned_type.
20993	(c_common_nodes_and_builtins): Use unsigned_type_for instead of
20994	c_common_unsigned_type.
20995	* c-common.h (c_common_unsigned_type): Remove.
20996	* c-decl.c (grokdeclarator): Use unsigned_type_for instead of
20997	c_common_unsigned_type.
20998	* c-format.c (check_format_types): Use unsigned_type_for instead of
20999	c_common_unsigned_type.
21000	* c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
21001	* c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
21002	of c_common_unsigned_type.
21003	* convert.c (convert_to_integer): Use unsigned_type_for instead of
21004	lang_hooks.types.unsigned_type.
21005	* expmed.c (make_tree): Use unsigned_type_for instead of
21006	lang_hooks.types.unsigned_type.
21007	* fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
21008	lang_hooks.types.unsigned_type.
21009	(build_range_check): Likewise.
21010	(fold_unary): Likewise.
21011	(fold_binary): Likewise.
21012	(fold_ternary): Likewise.
21013	* langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
21014	* langhooks.h (lang_hooks_for_types): Remove unsigned_type.
21015	* tree.c (get_unsigned_type): New.
21016	(unsigned_type_for): Use get_unsigned_type instead of
21017	lang_hooks.types.unsigned_type.
21018
210192007-05-14  Kazu Hirata  <kazu@codesourcery.com>
21020
21021	* config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
21022	to m68k_get_function_kind.  Update its prototype.
21023	* config/m68k/m68k.c (m68k_attribute_table): Add an entry for
21024	interrupt_thread.
21025	(m68k_interrupt_function_p): Return enum m68k_function_type
21026	instead of bool.  Rename to m68k_get_function_kind.
21027	(m68k_handle_fndecl_attribute): Reject interrupt_thread if the
21028	target is not fido.
21029	(m68k_compute_frame_layout): Don't mark any register for save
21030	if an interrupt_thread attribute is specified.
21031	(m68k_hard_regno_rename_ok): Update a use of
21032	m68k_interrupt_function_p.
21033	* config/m68k/m68k.h (EPILOGUE_USES): Update a use of
21034	m68k_interrupt_function_p.
21035	(m68k_function_type): New.
21036	* config/m68k/m68k.md (*return): Output a 'sleep' instruction
21037	for a function with an interrupt_thread attribute.
21038	* doc/extend.texi: Document the interrupt_thread attribute.
21039
210402007-05-13  Daniel Berlin  <dberlin@dberlin.org>
21041
21042	Fix PR tree-optimization/31911
21043	* tree-ssa-pre.c (phi_translate): Make sure to cache results even
21044	if they didn't change the expression.
21045
210462007-05-13  Zdenek Dvorak  <dvorakz@suse.cz>
21047
21048	* tree-scalar-evolution.c (resolve_mixers): Exported.
21049	* tree-scalar-evolution.h (resolve_mixers): Declare.
21050	* tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
21051	ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
21052	record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
21053	base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
21054	init_array_ref, init_pointer_ref, analyze_indirect_ref,
21055	strip_conversion, analyze_offset_expr, address_analysis,
21056	object_analysis, analyze_offset): Removed.
21057	(dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
21058	split_constant_offset, canonicalize_base_object_address,
21059	object_address_invariant_in_loop_p, disjoint_objects_p,
21060	dr_may_alias_p, dr_address_invariant_p): New functions.
21061	(create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
21062	and dr_analyze_alias.
21063	(initialize_data_dependence_relation): Use dr_may_alias_p
21064	and object_address_invariant_in_loop_p.
21065	(compute_self_dependence): Handle the case when
21066	DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
21067	(find_data_references_in_stmt): Restrict the analysis of data
21068	references to the given loop nest.
21069	(find_data_references_in_loop): Made static.  Pass loop nest to
21070	find_data_references_in_stmt.
21071	(compute_data_dependences_for_loop): Use DR_VOPS.
21072	(free_data_ref): Free DR_VOPS.
21073	* tree-data-ref.h (struct first_location_in_loop): Replaced by ...
21074	(struct innermost_loop_behavior): ... new.
21075	(struct base_object_info): Replaced by ...
21076	(struct indices): ... new.
21077	(struct dr_alias): New.
21078	(enum data_ref_type): Removed.
21079	(struct data_reference): Consist of struct innermost_loop_behavior,
21080	struct indices and struct dr_alias.
21081	(DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
21082	(DR_MEMTAG): Renamed to ...
21083	(DR_SYMBOL_TAG): ... this.
21084	(find_data_references_in_loop): Declaration removed.
21085	* tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
21086	instead of DR_OFFSET_MISALIGNMENT.  DR_ALIGNED_TO is never NULL.
21087	(vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
21088	* tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
21089
210902007-05-13  Revital Eres  <eres@il.ibm.com>
21091
21092	* tree-ssa-dse.c (get_use_of_stmt_lhs): New function
21093	which walks virtual def-use chains to find redundant stores.
21094	(dse_optimize_stmt): Call it.
21095
210962007-05-12  Steven Bosscher  <steven@gcc.gnu.org>
21097
21098	* gcse.c (gcse_main): Do jump bypassing in CPROP2.
21099	* passes.c (init_optimization_passes): Move pass_jump_bypass
21100	after loop2.
21101
21102	* basic-block.h (bb_has_eh_pred): Fix style issue.
21103
211042007-05-12  Steven Bosscher  <steven@gcc.gnu.org>
21105
21106	PR rtl-optimization/31848
21107	* loop-invariant.c (move_invariant_reg): If we move an insn
21108	with a REG_EQUAL note, and that insn is not always executed,
21109	remove the REG_EQUAL note.
21110
211112007-05-12  Richard Guenther  <rguenther@suse.de>
21112
21113	PR tree-optimization/31797
21114	* tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
21115	propagate into a stmt that has volatile ops.
21116
211172007-05-12  Richard Sandiford  <richard@codesourcery.com>
21118
21119	* configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
21120	(gcc_tooldir): Likewise.
21121	* configure: Regenerate.
21122	* Makefile.in (libsubdir_to_prefix): New variable, based on the
21123	old configure.ac gcc_tooldir setting.
21124	(prefix_to_exec_prefix): New variable.
21125	(DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
21126	rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
21127
211282007-05-11  Silvius Rus  <rus@google.com>
21129
21130	* Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
21131	* c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
21132	* c-common.h (strict_aliasing_warning): Change return type.
21133	* c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
21134	* c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
21135	(build_c_cast): Condition call to strict_aliasing_warning.
21136	* doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
21137	* flags.h (set_Wstrict_aliasing): Declare.
21138	* opts.c (set_Wstrict_alising): Define, add call to.
21139	* tree-flow.h (strict_aliasing_warning_backend): Declare.
21140	* tree-ssa-alias-warnings.c: New file.
21141	* tree-ssa-alias.c (compute_may_aliases): Add call to
21142	strict_aliasing_warning_backend.
21143
211442007-05-11  Zdenek Dvorak  <dvorakz@suse.cz>
21145
21146	* tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
21147	Use loop_depth and loop_outer accessor functions.
21148	* tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
21149	determine_invariantness_stmt, move_computations_stmt): Ditto.
21150	* cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
21151	add_loop, loopify, unloop, fix_loop_structure): Ditto.
21152	* tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
21153	* tree-scalar-evolution.c (interpret_loop_phi,
21154	compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
21155	instantiate_parameters_1, scev_const_prop): Ditto.
21156	* cfghooks.c (make_forwarder_block): Ditto.
21157	* cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
21158	* modulo-sched.c (loop_canon_p): Ditto.
21159	* tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
21160	slpeel_can_duplicate_loop_p): Ditto.
21161	* lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
21162	* tree-cfg.c (tree_duplicate_sese_region): Ditto.
21163	* cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
21164	cancel_loop, verify_loop_structure): Ditto.
21165	(flow_loop_nested_p, superloop_at_depth, flow_loop_free,
21166	add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
21167	superloops vector instead of "pred" array.
21168	(establish_preds): Take father loop as an argument.  Initialize the
21169	superloops vector.
21170	(flow_loop_tree_node_add): Pass father loop to establish_preds.
21171	Do not initialize loop->outer.
21172	(flow_loop_tree_node_remove): Truncate the superloops vector.
21173	* cfgloop.h (struct loop): Removed field "outer", fields "depth" and
21174	"pred" merged to "superloops" vector.
21175	(loop_depth, loop_outer): New.
21176	(fel_init): Use loop_outer.
21177
211782007-05-11  Jan Hubicka  <jh@suse.cz>
21179
21180	* cgraphunit.c: Include gt-cgraphunit.h
21181	(static_ctors, static_dtors): New static vars.
21182	(record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
21183	based on implementation in c-common.c
21184	(cgraph_finalize_function): Call record_cdtor_fn.
21185	(cgraph_optimize): Call cgraph_build_cdtor_fns.
21186	* decl.c (finish_function): Do not call c_record_cdtor_fn.
21187	(c_write_global_declarations): Do not call c_build_cdtor_fns.
21188	* c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
21189	build_cdtor, c_build_cdtor_fns): Remove.
21190	* c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
21191	c_build_cdtor_fns): Remove prototype.
21192
211932007-05-11  Paolo Carlini  <pcarlini@suse.de>
21194
21195	PR other/31852
21196	* builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
21197	* builtins.def: Add BUILT_IN_MEMCHR, use the latter.
21198	* builtins.c (fold_builtin_memchr): New.
21199	(expand_builtin_memchr): Call the latter.
21200	(expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
21201	* doc/extend.texi ([Other built-in functions provided by GCC]):
21202	Document memchr.
21203
212042007-05-11  Andreas Krebbel  <krebbel1@de.ibm.com>
21205
21206	* config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
21207	PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
21208	PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
21209	PFPO_OP1_TYPE_SHIFT): Constants added.
21210	(DFP_ALL): Mode macro defined.
21211	("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
21212	"*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
21213	Insn definitions added.
21214	("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
21215	"extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
21216	Expanders added.
21217
212182007-05-10  Zdenek Dvorak  <dvorakz@suse.cz>
21219
21220	PR tree-optimization/31885
21221	* tree-chrec.c (chrec_contains_undetermined): Do not consider
21222	NULL_TREE to be undetermined.
21223	(automatically_generated_chrec_p): Return false for NULL.
21224
212252007-05-08  Bernd Schmidt  <bernd.schmidt@analog.com>
21226
21227	* config/bfin/bfin.h (MOVE_RATIO): Define.
21228
212292007-05-10  Richard Sandiford  <richard@codesourcery.com>
21230
21231	* config.gcc (sparc-wrs-vxworks): New target.
21232	* config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
21233	* config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
21234	* config/sparc/sparc.h: Include vxworks-dummy.h.
21235	(PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
21236	include LABEL_REFs too.
21237	* config/sparc/sparc.c (sparc_expand_move): Don't assume that
21238	_GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
21239	VxWorks.
21240	(legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
21241	on VxWorks.
21242	(load_pic_register): Use gen_vxworks_load_got for VxWorks.
21243	(sparc_emit_call_insn): New function.
21244	(sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
21245	functions when generating VxWorks PIC.
21246	* config/sparc/sparc.md (vxworks_load_got): New pattern.
21247	(call, call_value): Use sparc_emit_call_insn instead of
21248	emit_call_insn.
21249
212502007-05-09  Bob Wilson  <bob.wilson@acm.org>
21251
21252	* config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
21253
212542007-05-09  Bob Wilson  <bob.wilson@acm.org>
21255
21256	* config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
21257	for floating-point values if HOST_BITS_PER_LONG > 32.  Use
21258	split_double instead of operand_subword.
21259
212602007-05-08  Bernd Schmidt  <bernd.schmidt@analog.com>
21261
21262	* config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
21263	* config/bfin/bfin.c (bfin_local_alignment): New function.
21264	* config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
21265
212662007-05-08  Chao-ying Fu  <fu@mips.com>
21267
21268	* doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
21269	* optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
21270	(smsub_widen_optab, umsub_widen_optab): Define.
21271	* optabs.c (init_optabs): Initialize smsub_widen_optab and
21272	umsub_widen_optab.
21273	* genopinit.c (optabs): Fill in smsub_widen_optab and
21274	umsub_widen_optab.
21275	* expr.c (expand_expr_real_1): Try to use smsub_widen_optab
21276	and umsub_widen_optab to implement multiply-subtract sequences.
21277	* config/mips/mips.md (*msac<u>_di): Rename to...
21278	(<u>msubsidi4): ...this.  Extend condition to include
21279	GENERATE_MADD_MSUB and TARGET_DSPR2.  Change the constraint
21280	of operand 0 to "ka" and use the three-operand form of msub<u>
21281	for TARGET_DSPR2.
21282	* config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
21283	to define_expands.
21284
212852007-05-08  Kaz Kojima  <kkojima@gcc.gnu.org>
21286
21287	PR rtl-optimization/28011
21288	* reload.c (push_reload): Set dont_share if IN appears in OUT
21289	also when IN is a PLUS rtx.
21290	(reg_overlap_mentioned_for_reload_p): Return true if X and IN
21291	are same PLUS rtx.
21292
212932007-05-08  Kazu Hirata  <kazu@codesourcery.com>
21294
21295	* emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL.  Don't
21296	call unshare_all_decls.
21297	(unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
21298	(unshare_all_decls): Remove.
21299
213002007-05-08  Simon Martin  <simartin@users.sourceforge.net>
21301
21302	PR 31847
21303	* tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
21304	dumps.
21305
213062007-05-08  Sandra Loosemore  <sandra@codesourcery.com>
21307	    Nigel Stephens  <nigel@mips.com>
21308
21309	* config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
21310	Update comments and all uses.
21311	(MIN_FPRS_PER_FMT): Define.
21312	* config/mips/mips.c (function_arg): Fix to correctly handle
21313	the -mips32r2 -mfp64 -mabi=32 case.
21314	(override_options): Enable use of odd-numbered registers for
21315	SFmode values on MIPS32.
21316	(mips_save_reg_p): Save whole floating-point register pair if
21317	either half is used.
21318	(compute_frame_size): Fix comment.
21319
213202007-05-08  Jie Zhang  <jie.zhang@analog.com>
21321
21322	* config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
21323	argument of type bool.
21324	* config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
21325	argument. Safely select temporary P register according to it.
21326	(do_link): Change call site of add_to_reg accordingly.
21327	(do_unlink): Add epilogue_p as a fourth argument and pass it
21328	to add_to_reg.
21329	(expand_interrupt_handler_epilogue): Change call of do_unlink
21330	accordingly.
21331	(bfin_expand_prologue): Add a third argument sibcall_p.
21332	* config/bfin/bfin.md (epilogue): Change call of
21333	bfin_expand_epilogue accordingly.
21334	(sibcall_epilogue): Likewise.
21335	(eh_return_internal): Likewise.
21336
21337	* config/bfin/bfin-protos.h (enum bfin_cpu): Add
21338	BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
21339	* config/bfin/bfin.c (bfin_handle_option): Handle
21340	-mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
21341	* config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
21342	Support bf534, bf536 and bf561.
21343	* doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
21344
213452007-05-08  Uros Bizjak  <ubizjak@gmail.com>
21346
21347	PR target/31854
21348	* config/i386/i386.c (ix86_function_regparm): Process local
21349	functions only when TREE_CODE (decl) equals FUNCTION_DECL.
21350
213512007-05-07  Mike Stump  <mrs@apple.com>
21352
21353	* doc/invoke.texi (Warning Options): Document that -Wempty-body
21354	also checks for and while statements in C++.
21355
213562007-05-07  Nathan Froyd  <froydnj@codesourcery.com>
21357
21358	* gcc.c (at_file_supplied): New variable.
21359	(main): Set it if we expanded argv.
21360	(do_spec_1): Pass an @-file to the linker if we were called with
21361	an @-file argument and HAVE_GNU_LD.
21362	* collect2.c (at_file_supplied): New variable.
21363	(response_file): New variable.
21364	(collect_exit): Unlink response_file if necessary.
21365	(handler): Likewise.
21366	(do_wait): Likewise.
21367	(main): Set at_file_supplied if we expanded argv.
21368	(collect_execute): Pass an @-file to subprocesses if we were called
21369	with an @-file argument.
21370	* configure.ac: Add define for HAVE_GNU_LD.
21371	* configure: Regenerate.
21372	* config.in: Regenerate.
21373
213742007-05-07  Naveen.H.S  <naveen.hs@kpitcummins.com>
21375
21376	* config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
21377	operand to HI mode.
21378	(mulsi3): New.
21379	(divsi3): New.
21380	(udivsi3): New.
21381
213822007-05-07  Jayant Sonar  <jayants@kpitcummins.com>
21383
21384	* config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21385	(TARGET_ENCODE_SECTION_INFO): Re-define.
21386	(m32c_encode_section_info): New
21387	(function_vector_handler): New
21388	(current_function_special_page_vector): New
21389	(m32c_special_page_vector_p): New.
21390	* config/m32c/m32c-protos.h (m32c_special_page_vector_p):
21391	Prototype.
21392	* config/m32c/jump.md: Added instruction JSRS for functions
21393	with attribute "function_vector".
21394	* doc/extend.texi (function_vector): Added description
21395	for M16C, M32C targets.
21396
213972007-05-07  DJ Delorie  <dj@redhat.com>
21398
21399	PR 31794
21400	* config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
21401	ashrpsi3, lshrpsi3): Update shift count constraint.
21402
214032007-05-07  Danny Smith  <dannysmith@users.sourceforge.net>
21404	    Nathan Froyd  <froydnj@codesourcery.com>
21405
21406	PR 22133
21407	* c-incpath.c (add_path): Strip trailing path separators.
21408
214092007-05-07  Eric Botcazou  <ebotcazou@adacore.com>
21410
21411	* tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
21412	Free dominance info before purging EH edges.
21413	(eliminate_degenerate_phis): Likewise.
21414	(propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
21415
214162007-05-07  Jan Hubicka  <jh@suse.cz>
21417
21418	* gimplify.c (gimplify_expr): Do not crash when folding
21419	(void *)(int)&a + 4.
21420
214212007-05-07  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
21422
21423	PR driver/31694
21424	* c-opts.c (lang_fortran): Make it non static.
21425	* c-common.h (lang_fortran): New prototype.
21426	* c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
21427	-lang-fortran option was passed by the driver.
21428
214292007-05-06  Eric Botcazou  <ebotcazou@adacore.com>
21430
21431	* timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
21432	of ASSERT_CHECKING.  Tweak message.
21433
214342007-05-06  Revital Eres  <eres@il.ibm.com>
21435
21436	PR 30957
21437	* loop-unroll.c (insert_var_expansion_initialization):
21438	Initialize the expansions with -zero instead of +zero.
21439
214402007-05-05  Aurelien Jarno  <aurelien@aurel32.net>
21441
21442	* config/pa/pa.md: Split tgd_load, tld_load and tie_load
21443	into pic and non-pic versions. Mark r19 as used for
21444	tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
21445	for tgd_load, tld_load and tie_load .
21446	* config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
21447	version of tgd_load, tld_load and tie_load depending on the
21448	value of flag_pic.
21449
214502007-05-04  Ulrich Drepper  <drepper@redhat.com>
21451	    Jakub Jelinek  <jakub@redhat.com>
21452
21453	* crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
21454	(__do_global_dtors_aux): Use more paranoid loop to run
21455	destructors if HIDDEN_DTOR_LIST_END.
21456	(__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
21457
214582007-05-04  Jakub Jelinek  <jakub@redhat.com>
21459
21460	* varasm.c (align_variable): Don't increase alignment for
21461	DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
21462	DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
21463
214642007-05-04  Josh Conner  <jconner@apple.com>
21465
21466	* basic-block.h (cdi_direction): Assign values to all enumeration
21467	constants.
21468	(dom_computed): Remove.
21469	(dom_info_state): New.
21470	(set_dom_info_availability): New.
21471	* tree-ssa-loop-im.c (determine_invariantness): Initialize
21472	walk_data.dom_direction.
21473	* cfghooks.c (delete_basic_block): Use dom_info_available_p()
21474	instead of dom_computed[].
21475	(split_edge): Likewise.
21476	(create_basic_block): Likewise.
21477	(merge_blocks): Likewise.
21478	* ifcvt.c (find_if_header): Likewise.
21479	* tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
21480	* tree-ssa-dce.c (remove_dead_stmt): Likewise.
21481	* tree-ssa.c (verify_ssa): Likewise.
21482	* tree-cfg.c (tree_verify_flow_info): Likewise.
21483	(remove_edge_and_dominated_blocks): Likewise.
21484	* dominance.c (dom_computed): Make static.
21485	(calc_dfs_tree_nonrec): Change third param to a bool.
21486	(calc_dfs_tree): Change second param to a bool.
21487	(calc_idioms): Change second param to a bool.  Use
21488	dom_convert_dir_to_idx.
21489	(init_dom_info): Validate dir before using.
21490	(dom_convert_dir_to_idx): New.
21491	(calculate_dominance_info): Use dom_convert_dir_to_idx.  New
21492	variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
21493	(free_dominance_info): Use dom_convert_dir_to_idx.
21494	(get_immediate_dominator): Likewise.
21495	(set_immediate_dominator): Likewise.
21496	(get_dominated_by): Likewise.
21497	(redirect_immediate_dominators): Likewise.
21498	(nearest_common_denominator): Likewise.
21499	(dominated_by_p): Likewise.
21500	(bb_dom_dfs_in): Likewise.
21501	(bb_dom_dfs_out): Likewise.
21502	(recount_dominator): Likewise.
21503	(iterate_fix_dominators): Likewise.
21504	(add_to_dominance_info): Likewise.
21505	(delete_from_dominance_info): Likewise.
21506	(first_dom_son): Likewise.
21507	(next_dom_son): Likewise.
21508	(dom_info_available_p): Likewise.
21509	(dom_info_state): New.
21510	(set_dom_info_availability): New.
21511
215122007-05-04  Andreas Krebbel  <krebbel1@de.ibm.com>
21513
21514	* config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
21515	Expander removed.
21516	("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
21517
215182007-05-04  Bob Wilson  <bob.wilson@acm.org>
21519
21520	* config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
21521	(subdi3, subdi_carry): Delete.
21522
215232007-05-04  Jan Hubicka  <jh@suse.cz>
21524	    Richard Guenther  <rguenther@suse.de>
21525
21526	* opts.c (decode_options): Do not fiddle with inlining
21527	parameters in case of optimizing for size.
21528	* ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
21529	for size do nothing.
21530	(cgraph_decide_inlining_of_small_function): When optimizing for
21531	size never inline functions increasing caller size.
21532	(cgraph_early_inlining): Inline for size when optimizing for size.
21533
215342007-05-04  Bernd Schmidt  <bernd.schmidt@analog.com>
21535
21536	* config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
21537	logical operations piecewise.
21538	(<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
21539	zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
21540	subdi_sesidi_di): Delete.
21541	(add_with_carry): Produce carry in CC instead of a DREG to shorten
21542	the generated sequence.  Allow three-reg add in constraints.  Rewrite
21543	the rtl expression for carry to avoid zero_extend of a constant.
21544	(sub_with_carry): New pattern.
21545	(adddi3, subdi3): Change into define_expand.  For subtract, generate a
21546	different sequence not involving jumps.
21547	(notbi): Now a named pattern.
21548
215492007-05-04  Bradley Lucier  <lucier@math.purdue.edu>
21550
21551	* doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
21552	Add the note about a significant loss of accuracy of some
21553	mathematical routines when these options are used.
21554
215552007-05-04  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>
21556
21557	* haifa-sched.c (rtx_vec_t): New typedef.
21558	(contributes_to_priority_p): Extract piece of priority () into new
21559	static function.
21560	(priority): Use the function.  Add assertion.
21561	(rank_for_schedule, set_priorities): Add assertion to check that
21562	insn's priority is initialized.
21563	(clear_priorities, calc_priorities): Change signature.  Make it update
21564	all relevant insns.  Update all callers ('add_to_speculative_block ()'
21565	and 'create_block_check_twin ()').
21566	* sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
21567	Add new field 'priority_status'.
21568	(INSN_PRIORITY_STATUS): New macro.
21569	(INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
21570
215712007-05-04  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>
21572
21573	* sched-ebb.c (debug_ebb_dependencies): New static function.
21574	(init_ready_list): Use it.
21575
21576	* sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
21577	with changed signature and 'debug_rgn_dependencies ()'.
21578	(debug_rgn_dependencies): New static function.
21579	(init_ready_list): Use it.
21580
21581	* sched-int.h (debug_dependencies): Declare.
21582
215832007-05-04  Andreas Krebbel  <krebbel1@de.ibm.com>
21584
21585	* libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
21586
215872007-05-04  Dirk Mueller  <dmueller@suse.de>
21588
21589	* c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
21590
215912007-05-03  Jan Hubicka  <jh@suse.cz>
21592
21593	* fold-const.c (fold_unary): Convert (T1)(X op Y) into
21594	((T1)X op (T1)Y), for pointer type in more cases than before.
21595
21596	* gimplify.c (gimplify_expr): Fold (void *)&a + 4.
21597
21598	* tree-object-size.c (plus_expr_object_size): When operand size is
21599	unknown, return unknown.
21600
216012007-05-03  Dirk Mueller  <dmueller@suse.de>
21602
21603	* doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
21604
21605	* config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
21606	options.
21607
21608	* config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
21609
216102007-05-03  Janis Johnson  <janis187@us.ibm.com>
21611
21612	* doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
21613
216142007-05-03  Joseph Myers  <joseph@codesourcery.com>
21615
21616	* config/soft-fp/double.h, config/soft-fp/extended.h,
21617	config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
21618	config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
21619	config/soft-fp/op-2.h, config/soft-fp/op-4.h,
21620	config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
21621	glibc CVS.
21622
216232007-05-03  Ian Lance Taylor  <iant@google.com>
21624
21625	* config/rs6000/rs6000.c (rs6000_override_options): Don't set
21626	MASK_PPC_GFXOPT for 8540 or 8548.
21627
216282007-05-03  Uros Bizjak  <ubizjak@gmail.com>
21629
21630	* tree-vect-transform.c (vect_update_inits_of_drs): Use
21631	vect_print_dump_info() to output debug information.
21632
216332007-05-03  Uros Bizjak  <ubizjak@gmail.com>
21634
21635	PR target/31768
21636	* config/i386/i386.c (print_operand) ['z']: Output 'w' for
21637	operands of size 2 when operand is not MEM_P.
21638
216392007-05-03  Zdenek Dvorak  <dvorakz@suse.cz>
21640
21641	PR tree-optimization/30565
21642	* lambda-code.c (perfect_nestify): Fix updating of dominators.
21643
216442007-05-03  Bernd Schmidt  <bernd.schmidt@analog.com>
21645
21646	* config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
21647	(umulsi3_highpart): Use them.
21648	* config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
21649	for final accumulator to D regisster tranfser.
21650
216512007-05-03  Dorit Nuzman  <dorit@il.ibm.com>
21652
21653	PR tree-optimization/31699
21654	* tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
21655	wrong code.
21656	(vect_enhance_data_refs_alignment): Compute peel amount using
21657	TYPE_VECTOR_SUBPARTS instead of vf.
21658	* tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
21659
216602007-05-02  Brooks Moses  <brooks.moses@codesourcery.com>
21661
21662	PR bootstrap/31776
21663	* system.h: Remove inclusion of double-int.h
21664	* tree.h: Include double-int.h
21665	* gengtype.c: Likewise
21666	* cfgloop.h: Likewise
21667	* Makefile.in: Adjust dependencies on double-int.h
21668
216692007-05-02  Eric Christopher  <echristo@apple.com>
21670
21671	* config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
21672	-shared to -Zdynamiclib.
21673
216742007-05-02  Seongbae Park  <seongbae.park@gmail.com>
21675
21676	PR c++/31663
21677	* c-common.c (strip_pointer_or_array_types): New function.
21678	* c-common.h (strip_pointer_or_array_types): New function declaration.
21679
216802007-05-03  Zdenek Dvorak  <dvorakz@suse.cz>
21681
21682	PR tree-optimization/31771
21683	* tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
21684
216852007-05-02  Paul Brook  <paul@codesourcery.com>
21686
21687	* config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
21688
216892007-05-02  Andrew Pinski  <andrew_pinski@playstation.sony.com>
21690
21691	PR middle-end/29715
21692	* fold-const.c (fold_comparision): Remove the "foo++ == CONST"
21693	transformation.
21694
216952007-05-02  Nick Clifton  <nickc@redhat.com>
21696
21697	* config/frv/predicates.md (symbolic_operand): Accept CONSTs.
21698
216992007-05-02  Richard Guenther  <rguenther@suse.de>
21700
21701	PR tree-optimization/31146
21702	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
21703	argument, single_use_p.  If we have a single use that is
21704	a conversion to the definition rhs type, propagate that rhs.
21705	(forward_propagate_addr_expr): Pass single_use_p argument
21706	to forward_propagate_addr_expr_1.
21707
217082007-05-01  H.J. Lu  <hongjiu.lu@intel.com>
21709
21710	* config/i386/i386.c (ix86_expand_sse_comi): Remove unused
21711	variable.
21712
217132007-05-01  Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21714
21715	* doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
21716	'AMD Family 10 core'.
21717
217182007-05-01  Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21719
21720	* config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
21721	and athlon64-sse3 as improved versions of k8, opteron and athlon64
21722	with SSE3 instruction set support.
21723	* doc/invoke.texi: Likewise.
21724
217252007-05-01  Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21726
21727	* config/i386/i386.c (override_options): Tuning 32-byte loop
21728	alignment for amdfam10 architecture. Increasing the max loop
21729	alignment to 24 bytes.
21730
217312007-05-01  Kazu Hirata  <kazu@codesourcery.com>
21732
21733	* config/m68k/constraints.md: New.
21734	* config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
21735	CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
21736	EXTRA_CONSTRAINT): Remove.
21737	* config/m68k/m68k.md: Include constraints.md.
21738	* expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
21739
217402007-05-01  Ian Lance Taylor  <iant@google.com>
21741
21742	PR tree-optimization/31739
21743	* tree-vrp.c (vrp_val_is_max): New static function.
21744	(vrp_val_is_min): New static function.
21745	(set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
21746	copying the node.
21747	(set_value_range): Use vrp_val_is_{max,min}.
21748	(extract_range_from_assert): Likewise.
21749	(extract_range_from_binary_expr): Likewise.
21750	(extract_range_from_unary_expr): Likewise.
21751	(dump_value_range, vrp_meet): Likewise.
21752	(vrp_visit_phi_node): Likewise.
21753	* tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
21754
217552007-05-01  Mark Mitchell  <mark@codesourcery.com>
21756
21757	* config/i386/gmon-sol2.c (size_t): New type.
21758	(intptr_t): Likewise.
21759	(s_textsize): Declare as size_t.
21760	(sbrk): Declare.
21761	(monstartup): Use size_t for sizes.
21762	(_mcount): Save and restore registers.
21763	(internal_mcount): Pass 0 as the first argument to monstartup
21764	in 64-bit mode.
21765	(moncontrol): Convert pointer to appropriately sized integer
21766	before passing to profil.
21767
217682007-05-01  Joseph Myers  <joseph@codesourcery.com>
21769
21770	* config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
21771	__NO_FPRS__, not just if _SOFT_DOUBLE.
21772	* config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
21773	* config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
21774	also for E500 double.
21775	* config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
21776	suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
21777	&& !TARGET_FPRS).
21778
217792007-05-01  Richard Guenther  <rguenther@suse.de>
21780
21781	* tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
21782	is NULL.
21783
217842007-05-01  Joseph Myers  <joseph@codesourcery.com>
21785
21786	* config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
21787
217882007-05-01  Jan Hubicka  <jh@suse.cz>
21789
21790	* tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
21791	invariant.
21792
217932007-05-01  Jan Hubicka  <jh@suse.cz>
21794
21795	* tree.h (maybe_fold_offset_to_component_ref): Remove.
21796	(maybe_fold_offset_to_reference): Declare.
21797	* fold-const.c (fold_unary): Do not fold
21798	(type *)&A into &A->field_of_type_and_offset_0
21799	* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
21800	size is unknown, give up.
21801	(maybe_fold_offset_to_component_ref): Ignore firelds with unknown
21802	offsets.
21803	(maybe_fold_offset_to_reference): New.
21804	(maybe_fold_stmt_indirect): Use it.
21805	(fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
21806	* gimplify.c (gimplify_conversion): Canonicalize conversions to
21807	field references.
21808	(gimplify_expr): Likewise for plus_expr.
21809
218102007-05-01  Zdenek Dvorak  <dvorakz@suse.cz>
21811
21812	* tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
21813	bsi_after_labels.  Always insert statements before bsi.
21814	* tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
21815	* predict.c (apply_return_prediction): Check for empty blocks.
21816	* cfgexpand.c (lab_rtx_for_bb): New variable.
21817	(label_rtx_for_bb): Do not create new tree labels.
21818	(expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
21819	(tree_expand_cfg): Initialize lab_rtx_for_bb.
21820	* tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
21821	creating edges.
21822	(label_for_bb): Add field used.
21823	(update_eh_label, main_block_label): Mark the label used.
21824	(cleanup_dead_labels): Remove unused labels.
21825
218262007-05-01  Richard Guenther  <rguenther@suse.de>
21827
21828	* tree-vrp.c (set_value_range): Do not allocate equiv bitmap
21829	if it is not about to be set.
21830	(get_value_range): Do not pre-allocate equiv bitmap.
21831	(update_value_range): No need to clear equiv field.
21832	(add_equivalence): Change prototype to get bitmap pointer.
21833	Allocate bitmap here if it is not already.
21834	(extract_range_from_assert): Do not allocate bitmap here.
21835	Update callers to add_equivalence.
21836	(extract_range_from_ssa_name): Likewise.
21837	(get_vr_for_comparison): New static helper.
21838	(compare_name_with_value): Handle NULL equiv bitmap by
21839	peeling the first iteration of the comparison loop.
21840	Use get_vr_for_comparison.
21841	(compare_names): Handle NULL equiv bitmaps by using fake
21842	ones.  Use get_vr_for_comparison.
21843
218442007-04-30  Brooks Moses  <brooks.moses@codesourcery.com>
21845
21846	* double-int.c (mpz_set_double_int): Moved from
21847	tree-ssa-loop-niter.c.
21848	(mpz_get_double_int): Likewise; also, add option to wrap
21849	out-of-range integers.
21850	* double-int.h: New prototypes for above.
21851	* tree.c (get_static_type_bounds): Moved from
21852	tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
21853	TYPE_MAX_VALUE if they exist..
21854	* tree.h: New prototype for above.
21855	* tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
21856	get_type_bounds calls.
21857	(mpz_set_double_int): Move to double-int.c.
21858	(get_type_bounds): Move to tree.c, rename to
21859	get_static_type_bounds.
21860	(mpz_to_double_int): Move to double-int.c, rename to
21861	mpz_get_double_int.
21862
218632007-04-30  Bob Wilson  <bob.wilson@acm.org>
21864
21865	* config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
21866	DIV0 exception can fall through to a normal return.
21867
218682007-04-30  Alexandre Oliva  <aoliva@redhat.com>
21869
21870	PR middle-end/22156
21871	Temporarily revert:
21872	2007-04-06  Andreas Tobler  <a.tobler@schweiz.org>
21873	* tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21874	2007-04-05  Alexandre Oliva  <aoliva@redhat.com>
21875	* tree-sra.c (try_instantiate_multiple_fields): Needlessly
21876	initialize align to silence bogus warning.
21877	2007-04-05  Alexandre Oliva  <aoliva@redhat.com>
21878	* tree-sra.c (struct sra_elt): Add in_bitfld_block.  Remove
21879	all_no_warning.
21880	(struct sra_walk_fns): Remove use_all parameter from use.
21881	(sra_hash_tree): Handle BIT_FIELD_REFs.
21882	(sra_elt_hash): Don't hash bitfld blocks.
21883	(sra_elt_eq): Skip them in parent compares as well.  Handle
21884	BIT_FIELD_REFs.
21885	(sra_walk_expr): Don't maintain or pass down use_all_p.
21886	(scan_use): Remove use_all parameter.
21887	(scalarize_use): Likewise.  Re-expand assignment to
21888	BIT_FIELD_REF of gimple_reg.  De-scalarize before input or
21889	output, and re-scalarize after output.  Don't mark anything
21890	for no warning.
21891	(scalarize_ldst): Adjust.
21892	(scalarize_walk_gimple_modify_statement): Likewise.
21893	(build_element_name_1): Handle BIT_FIELD_REFs.
21894	(instantiate_element): Don't warn for any element whose parent
21895	is used as a whole.
21896	(instantiate_missing_elements_1): Return the sra_elt.
21897	(canon_type_for_field): New.
21898	(try_instantiate_multiple_fields): New.
21899	(instantiate_missing_elemnts): Use them.
21900	(mark_no_warning): Removed.
21901	(generate_one_element_ref): Handle BIT_FIELD_REFs.
21902	(REPLDUP, sra_build_elt_assignment): New.
21903	(generate_copy_inout): Use them.
21904	(generate_element_copy): Likewise.  Handle bitfld differences.
21905	(generate_element_zero): Don't recurse for blocks.  Use
21906	sra_build_elt_assignment.
21907	(generate_one_element_int): Take elt instead of var.  Use
21908	sra_build_elt_assignment.
21909	(generate_element_init_1): Adjust.
21910	(scalarize_use, scalarize_copy): Use REPLDUP.
21911	(scalarize_ldst): Move assert before dereference.
21912	(dump_sra_elt_name): Handle BIT_FIELD_REFs.
21913
219142007-04-30  Andrew Pinski  <andrew_pinski@playstation.sony.com>
21915
21916	PR C++/31721
21917	* tree.c (reconstruct_complex_type): Reconstruct a reference
21918	correctly.
21919	Also use the same mode for the pointer as the old pointer type.
21920
219212007-04-30  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
21922
21923	* doc/trouble.texi (Interoperation): Remove note about Ultrix
21924	Fortran compiler.
21925
219262007-04-29  Zdenek Dvorak  <dvorakz@suse.cz>
21927
21928	PR rtl-optimization/31676
21929	* df-scan.c (record_nonlocal_goto_receiver_defs): New function.
21930	(df_refs_record): Call it.
21931
219322007-04-29  Bernd Schmidt  <bernd.schmidt@analog.com>
21933
21934	* rtl.def (SS_ABS): New code.
21935	* config/bfin/bfin.c (print_operand): New modifier 'v'.
21936	(enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
21937	BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
21938	BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
21939	(bfin_init_builtins): Define them.
21940	(bdesc_1arg, bdesc_2arg): Add some of them here, ...
21941	(bfin_expand_builtin): ... and handle the others here.
21942	* config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
21943	flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
21944	(ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
21945	(ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
21946	operand is only HImode.
21947
219482007-04-29  Steven Bosscher  <steven@gcc.gnu.org>
21949
21950	* regclass.c (scan_one_insn): Remove splitting of
21951	two address insns.
21952
219532007-04-28  Sandra Loosemore  <sandra@codesourcery.com>
21954	    Nigel Stephens  <nigel@mips.com>
21955
21956	* config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
21957
219582007-04-28  Jan Hubicka  <jh@suse.cz>
21959
21960	* config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
21961	insn_locators_alloc instead of insn_locators_initialize;
21962	call reset_block_changes.
21963	* config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21964	* config/sh/sh.c (sparc_output_mi_thunk): Likewise.
21965	* config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
21966	* config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
21967	* config/score/score.c (th_output_mi_thunk): Likewise.
21968	* config/mips/mips.c (mips_output_mi_thunk): Likewise.
21969	* cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
21970	tolerate uninitialized locator info.
21971
21972	Re-apply:
21973	* function.c (init_function_start): Don't init line number info.
21974	(expand_function_end): Update.
21975	(reset_block_changes, record_block_change, finalize_block_changes,
21976	check_block_change, free_block_changes): Kill.
21977	* function.h (reset_block_changes, record_block_change,
21978	finalize_block_changes, check_block_change, free_block_changes):
21979	Remove prototypes.
21980	(struct function): Remove ib_boundaries_block.
21981	* emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21982	Use curr_insn_locator to initialize locator.
21983	(emit_line_note): Remove.
21984	* cfgexpand.c (expand_gimple_cond_expr): Update.
21985	(construct_exit_block): Likewise.
21986	(tree_expand_cfg): Initialize/finalize locators.
21987	* expr.c (expand_expr_real): Update.
21988	* cfglayout.c (line_locators_locs, line_locators_lines,
21989	file_locators_locs, file_locators_files): Remove.
21990	(set_block_levels): Move to cfgexpand.c.
21991	(insn_locators_initialize): Remove.
21992	(pass_insn_locators_initialize): Remove.
21993	(locations_locators_locs, locations_locators_vals): New static vars.
21994	(curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21995	Likewise.
21996	(insn_locators_alloc, insn_locators_finalize,
21997	set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21998	New functions.
21999	(locator_location): New.
22000	(locator_line, locator_file): Rewrite.
22001	* rtl.h (emit_line_note): Kill.
22002	(insn_locators_alloc, insn_locators_finalize,
22003	set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22004	Declare.
22005	* tree-inline.c (initialize_cfun): Do not initialize
22006	ib_boundaries_block.
22007	* passes.c (pass_insn_locators_initialize): Remove.
22008
220092007-04-28  Zdenek Dvorak  <dvorakz@suse.cz>
22010
22011	* tree-cfg.c (move_block_to_fn): Release bb from dominance
22012	info.  Update last_basic_block correctly.
22013
220142007-04-27  Kaz Kojima  <kkojima@gcc.gnu.org>
22015
22016	PR target/31701
22017	* config/sh/sh.c (output_stack_adjust): Avoid using the frame
22018	register itself to hold the offset constant.  Tell flow the use
22019	of r4 and r5 when they are used.
22020
220212007-04-27  Richard Guenther  <rguenther@suse.de>
22022
22023	* tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
22024	if we simplified anything.
22025	(tree_ssa_forward_propagate_single_use_vars): Defer overflow
22026	warnings until we did a simplification and the stmt was not
22027	marked as TREE_NO_WARNING.
22028
220292007-04-27  Mike Stump  <mrs@apple.com>
22030
22031	* config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
22032
220332007-04-27  Ian Lance Taylor  <iant@google.com>
22034
22035	PR middle-end/31710
22036	* tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
22037	TYPE_MAX_VALUE exist, convert them to the new type.
22038
220392007-04-27  Zdenek Dvorak  <dvorakz@suse.cz>
22040
22041	* tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
22042	if it claims to be available.
22043	* tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
22044	edge is redirected.
22045	(perform_tree_ssa_dce): Always free postdominators.
22046
220472007-04-27  Richard Henderson  <rth@redhat.com>
22048
22049	* config/alpha/predicates.md (aligned_memory_operand): Mark
22050	as define_special_predicate.
22051	(unaligned_memory_operand, normal_memory_operand): Likewise.
22052	(reg_or_unaligned_mem_operand): Remove.
22053	(any_memory_operand): Match the documentation and check for
22054	non-renumbered pseudos during reload.
22055	* config/alpha/alpha.c (alpha_secondary_reload): Rename from
22056	alpha_secondary_reload_class, update to new interface, make static.
22057	Handle CQImode like HImode.  Remove FP subreg check.
22058	(alpha_expand_mov): Use replace_equiv_address.
22059	(alpha_expand_mov_nobwx): Use any_memory_operand.
22060	(TARGET_SECONDARY_RELOAD): New.
22061	* config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
22062	(SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
22063	* config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
22064	* config/alpha/alpha.md: ... here.
22065	(RELOAD12, reloadmode): New.
22066	(movcqi): New.
22067	(reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
22068	Don't handle the aligned case here.
22069	(reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
22070	(reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
22071	reload_inhi_help.  Don't expect a scratch register.
22072	(reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
22073	reload_outhi_help.
22074	* config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
22075
220762007-04-27  Richard Guenther  <rguenther@suse.de>
22077
22078	* tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
22079
220802007-04-27  Richard Guenther  <rguenther@suse.de>
22081
22082	PR tree-optimization/30965
22083	PR tree-optimization/30978
22084	* Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
22085	* tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
22086	(find_equivalent_equality_comparison): Likewise.
22087	(simplify_cond): Likewise.
22088	(get_prop_source_stmt): New helper.
22089	(get_prop_dest_stmt): Likewise.
22090	(can_propagate_from): Likewise.
22091	(remove_prop_source_from_use): Likewise.
22092	(combine_cond_expr_cond): Likewise.
22093	(forward_propagate_comparison): New function.
22094	(forward_propagate_into_cond): Rewrite to use fold for
22095	tree combining.
22096	(tree_ssa_forward_propagate_single_use_vars): Call
22097	forward_propagate_comparison to propagate comparisons.
22098
220992007-04-27  Richard Guenther  <rguenther@suse.de>
22100
22101	PR tree-optimization/31715
22102	* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
22103	sure to do computation on the offset in an appropriate
22104	signed type.
22105
221062007-04-27  Richard Sandiford  <richard@codesourcery.com>
22107
22108	* reload.h (elimination_target_reg_p): Declare.
22109	* reload.c (find_reloads): Don't apply the reg_rtx move
22110	optimization if the SET_DEST satisfies elimination_target_reg_p.
22111	* reload1.c (elimination_target_reg_p): New function.
22112	(gen_reload): In the move/add2 fallback, make sure that op0
22113	does not overlap the destination register.
22114
221152007-04-27  Zdenek Dvorak  <dvorakz@suse.cz>
22116
22117	* tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
22118	transform only GIMPLE_MODIFY_STMTs.
22119	* tree-complex.c (expand_complex_operations_1): Ditto.
22120	(expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
22121	* tree-ssa-loop-manip.c (build_if_stmt): Removed.
22122	(tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
22123	branches.
22124	* value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22125	tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
22126	* omp-low.c (expand_parallel_call, expand_omp_for_generic,
22127	expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
22128	* tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
22129	slpeel_add_loop_guard): Ditto.
22130	* tree-mudflap.c (mf_build_check_statement_for): Ditto.
22131	* lambda-code.c (perfect_nestify): Ditto.
22132	* tree-iterator.c (tsi_split_statement_list_before): Fix splitting
22133	before the first statement.
22134	* tree-optimize.c (execute_free_datastructures): Fix comments.
22135	(execute_free_cfg_annotations): Do not call disband_implicit_edges.
22136	* tree-flow.h (disband_implicit_edges): Declaration removed.
22137	* tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
22138	branches.
22139	(cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
22140	COND_EXPRs without gotos.
22141	(disband_implicit_edges, has_label_p): Removed.
22142	(tree_verify_flow_info): Verify that COND_EXPR branches are empty.
22143	(tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
22144	branches.
22145	* tree.c (build3_stat): Mark COND_EXPRs used as statements as having
22146	side effects.
22147	* tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
22148	also for COND_EXPRs.
22149	* cfgexpand.c (label_rtx_for_bb): New function.
22150	(expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
22151	Use label_rtx_for_bb to find the labels.
22152	(expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
22153	last block.  Detect fallthru edges.
22154
221552007-04-26  Ian Lance Taylor  <iant@google.com>
22156
22157	PR target/28675
22158	* reload.c (find_reloads_subreg_address): If the address was valid
22159	in the original mode but not in the new mode, reload the whole
22160	address.
22161
221622007-04-27  Zdenek Dvorak  <dvorakz@suse.cz>
22163
22164	* tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
22165	(remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
22166	(cleanup_control_expr_graph): Do not invalidate dominance info.
22167	Record altered blocks.
22168	(cleanup_control_flow, cleanup_forwarder_blocks): Removed.
22169	(cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
22170	cleanup_tree_cfg_bb): New functions.
22171	(remove_forwarder_block): Do not maintain the worklist of blocks.
22172	Record altered blocks.
22173	(cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
22174	not over whole cfg.
22175	(cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1.  Only call
22176	delete_unreachable_blocks if dominators are not available.
22177	* tree-inline.c (optimize_inline_calls): Free dominance information
22178	earlier.
22179	* tree-flow.h (remove_edge_and_dominated_blocks,
22180	cfgcleanup_altered_bbs): Altered.
22181	* tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
22182	blocks.
22183	(get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
22184	functions.
22185	(tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
22186	do not invalidate dominators.
22187
221882007-04-26  Anatoly Sokolov <aesok@post.ru>
22189
22190	* config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
22191	ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
22192	* config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22193	* config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22194
221952007-04-26  Steve Ellcey  <sje@cup.hp.com>
22196
22197	* config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
22198
221992007-04-26  Richard Guenther  <rguenther@suse.de>
22200
22201	PR tree-optimization/31703
22202	* tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
22203	the right type for the target of the bittest.
22204
222052007-04-26  Richard Sandiford  <richard@codesourcery.com>
22206
22207	* config/i386/vx-common.h (RETURN_IN_MEMORY): Use
22208	ix86_sol10_return_in_memory.
22209
222102007-04-26  Richard Sandiford  <richard@codesourcery.com>
22211
22212	* config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
22213	variables.
22214
222152007-04-26  Jakub Jelinek  <jakub@redhat.com>
22216
22217	PR c++/31598
22218	* tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
22219
22220	PR tree-optimization/30558
22221	* tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
22222	clear this_state.prev_try.
22223
222242007-04-26  Richard Sandiford  <richard@codesourcery.com>
22225	    Mark Mitchell  <mark@codesourcery.com>
22226
22227	* config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
22228	* config/i386/i386.c (ix86_sol10_return_in_memory): New function.
22229	* config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
22230
222312007-04-26  Richard Sandiford  <richard@codesourcery.com>
22232
22233	PR driver/31107
22234	* doc/invoke.texi (%:print-asm-header): Document.
22235	* gcc.c (asm_options): Use %:print-asm-header() for --target-help
22236	and -ftarget-help.
22237	(static_spec_functions): Add print-asm-header.
22238	(main): Print a banner before the --target-help linker options.
22239	(print_asm_header_spec_function): New function.
22240
222412007-04-25  Kaz Kojima  <kkojima@gcc.gnu.org>
22242
22243	PR target/31403
22244	* config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
22245	(movsf_ie): Likewise.
22246
222472007-04-25  Paolo Carlini  <pcarlini@suse.de>
22248
22249	* doc/extend.texi ([Type Traits]): Adjust per N2255.
22250
222512007-04-25  Bob Wilson  <bob.wilson@acm.org>
22252
22253	* config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
22254	exception for divide-by-zero.
22255	(__umodsi3, __modsi3): Likewise.
22256
222572007-04-25  Dirk Mueller  <dmueller@suse.de>
22258
22259	* c-typeck.c (build_compound_expr): Annotate warning()
22260	call with OPT_Wunused_value.
22261	* tree-ssa.c (warn_uninit): Annotate warning with
22262	OPT_Wunintialized.
22263	* c-common.c (handle_sentinel_attribute): Annotate warning
22264	call with OPT_Wattributes.
22265
222662007-04-25  Thiemo Seufer  <ths@mips.com>
22267
22268	* config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
22269	(mips16): Fix typo.
22270	* config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
22271	on to the assembler.  Improve handling of -mno-mips16.  Add handling
22272	of -mno-mips3d, -mno-dsp, -mno-dspr2.
22273	* doc/invoke.texi (MIPS Options): Whitespace cleanup.  Fix wrong use
22274	of @itemx.  Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
22275	-mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
22276
222772007-04-25  Danny Smith  <dannysmith.users.sourceforge.net>
22278
22279	PR target/31680
22280	* config/i386/winnt.c (i386_pe_file_end): Strip only
22281	USER_LABEL_PREFIX when writing export name.
22282
222832007-04-25  Richard Sandiford  <richard@codesourcery.com>
22284
22285	* config.gcc (sh-wrs-vxworks): Don't include dbxelf.h.  Include
22286	sh/elf.h, vx-common.h and vxworks.h.
22287	* config/sh/sh.h: Include config/vxworks-dummy.h.
22288	(SUBTARGET_OVERRIDE_OPTIONS): Define.
22289	(OVERRIDE_OPTIONS): Use it.
22290	* config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
22291	(vxworks_picreg): New pattern.
22292	* config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
22293	VXWORKS_OS_CPP_BUILTINS.
22294	(LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
22295	to their VXWORKS_* equivalents.
22296	(SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
22297	(SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
22298	* config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
22299	(set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
22300	* config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
22301	-mrtp/-fPIC multilibs.
22302	(MULTILIB_EXCEPTIONS): Generalize globs accordingly.
22303	(MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
22304	(MULTILIB_OSDIRNAMES): Delete.
22305
223062007-04-25  Anatoly Sokolov <aesok@post.ru>
22307
22308	PR target/18989
22309 	* config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
22310
223112007-04-24  Brooks Moses  <brooks.moses@codesourcery.com>
22312
22313	* real.c (mpfr_from_real): Handle Inf and NaN, and allow the
22314	rounding mode to be specified by the caller.
22315	(real_to_mpfr) Likewise.
22316	* real.h: Update mpfr_from_real, mpfr_to_real prototypes to
22317	include new arguments.
22318	* builtins.c: Update mpfr_from_real, mpfr_to_real calls.
22319
223202007-04-24  Ian Lance Taylor  <iant@google.com>
22321
22322	PR tree-optimization/31605
22323	* tree-vrp.c (set_value_range): Check that min and max are not
22324	both overflow infinities.
22325	(set_value_range_to_value): New static function.
22326	(extract_range_from_binary_expr): Call set_value_range_to_value.
22327	(extract_range_from_cond_expr): Likewise.
22328	(extract_range_from_expr): Likewise.
22329	(extract_range_from_unary_expr): Likewise.  Don't create a range
22330	which overflows on both sides.
22331	(vrp_meet): Check for a useless range.
22332	(vrp_visit_phi_node): If we see a constant which looks like an
22333	overflow infinity, turn off the TREE_OVERFLOW flag.
22334
223352007-04-24  Ian Lance Taylor  <iant@google.com>
22336
22337	* flow.c (elim_reg_cond): Handle a comparison of a subreg.
22338
223392007-04-24  Simon Martin  <simartin@users.sourceforge.net>
22340
22341	PR diagnostic/25923
22342	* tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
22343	diagnostic message is being built.
22344	* tree-pretty-print.c (dump_generic_node): Only write the
22345	formatted text into BUFFER's stream if we are not building a
22346	diagnostic message.
22347	* toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
22348	dump_generic_node.
22349	* Makefile.in (toplev.o): Depend on tree-pass.h.
22350
223512007-04-24  Ian Lance Taylor  <iant@google.com>
22352
22353	PR tree-optimization/31602
22354	* tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
22355	conditionals in the copied loop header.
22356	* tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
22357	warnings if TREE_NO_WARNING is set.
22358	* doc/invoke.texi (Warning Options): Clarify that
22359	-Wstrict-overflow does not warn about loops.
22360
223612007-04-24  Janis Johnson  <janis187@us.ibm.com>
22362
22363	* config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
22364	expand on the comment about _Decimal128 arguments and check the
22365	integer result of the modulus operation; for 64-bit ELF ABI, ensure
22366	that _Decimal128 argument uses even/odd register pair.
22367	(function_arg): Ditto.
22368
223692007-04-24  Hui-May Chang <hm.chang@apple.com>
22370
22371	* reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
22372	instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
22373
223742007-04-24  Richard Guenther  <rguenther@suse.de>
22375	    Olga Golovanevsky  <olga@il.ibm.com>
22376
22377	* fold-const.c (multiple_of_p): Check for bottom
22378	to be zero.
22379
223802007-04-24  Richard Henderson  <rth@redhat.com>
22381
22382	* libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
22383	IS_IBM_EXTENDED.  Also define in terms of WIDEST_HARDWARE_FP_SIZE.
22384	* libgcc2.c (__floatdisf): Avoid double-word arithmetic when
22385	looking for non-zero bits shifted out.  Avoid a recursive call
22386	when constructing the scalar.
22387	(__floatundisf): Likewise.
22388
223892007-04-24  Nathan Froyd  <froydnj@codesourcery.com>
22390
22391	* dwarf2out.c (field_byte_offset): Move the existing logic
22392	under the control of PCC_BITFIELD_TYPE_MATTERS and just use
22393	the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
22394
223952007-04-24  Andreas Krebbel  <krebbel1@de.ibm.com>
22396
22397	PR target/31641
22398	* config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
22399	length argument of 0 for memset.
22400	(s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
22401	unsigned shift instead of the signed variant.
22402
224032007-04-24  Andreas Krebbel  <krebbel1@de.ibm.com>
22404
22405	* config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
22406	"fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
22407	"floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
22408	"*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
22409	"*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
22410	"*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
22411	"*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
22412	"*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
22413	"*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
22414	("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
22415	"truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
22416	"mul<mode>3", "div<mode>3"): Insn definitions added.
22417	("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
22418	"fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
22419	to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
22420	("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
22421	"trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
22422	"sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
22423	("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
22424	* config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
22425	TARGET_FLOAT_FORMAT): Macro definitions removed.
22426	(FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
22427	* config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
22428	z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
22429	(s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
22430	(s390_gen_rtx_const_DI): Function removed.
22431	* config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
22432
224332007-04-24  Richard Sandiford  <richard@codesourcery.com>
22434
22435	* optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
22436	over an external ffs function.
22437
224382007-04-24  Chao-ying Fu  <fu@mips.com>
22439	    Richard Sandiford  <richard@nildram.co.uk>
22440
22441	* doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
22442	* optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
22443	(smadd_widen_optab, umadd_widen_optab): Define.
22444	* optabs.c (init_optabs): Initialize smadd_widen_optab and
22445	umadd_widen_optab.
22446	* genopinit.c (optabs): Fill in smadd_widen_optab and
22447	umadd_widen_optab.
22448	* expr.c (expand_expr_real_1): Try to use smadd_widen_optab
22449	and umadd_widen_optab to implement multiply-add sequences.
22450	* config/mips/mips.md (*<su>mul_acc_di): Rename to...
22451	(<u>maddsidi4): ...this.  Extend condition to include
22452	GENERATE_MADD_MSUB and TARGET_DSPR2.  Change the constraint
22453	of operand 0 to "ka" and use the three-operand form of madd<u>
22454	for TARGET_DSPR2.
22455	* config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
22456	to define_expands.
22457	* config/mips/constraints.md (ka): New register constraint.
22458
224592007-04-24  Jan Hubicka  <j@suse.cz>
22460
22461	Revert:
22462
22463	2007-04-23  Jan Hubicka  <jh@suse.cz>
22464	* function.c (init_function_start): Don't init line number info.
22465	(expand_function_end): Update.
22466	(reset_block_changes, record_block_change, finalize_block_changes,
22467	check_block_change, free_block_changes): Kill.
22468	* function.h (reset_block_changes, record_block_change,
22469	finalize_block_changes, check_block_change, free_block_changes):
22470	Remove prototypes.
22471	(struct function): Remove ib_boundaries_block.
22472	* emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22473	Use curr_insn_locator to initialize locator.
22474	(emit_line_note): Remove.
22475	* cfgexpand.c (expand_gimple_cond_expr): Update.
22476	(construct_exit_block): Likewise.
22477	(tree_expand_cfg): Initialize/finalize locators.
22478	* expr.c (expand_expr_real): Update.
22479	* cfglayout.c (line_locators_locs, line_locators_lines,
22480	file_locators_locs, file_locators_files): Remove.
22481	(set_block_levels): Move to cfgexpand.c.
22482	(insn_locators_initialize): Remove.
22483	(pass_insn_locators_initialize): Remove.
22484	(locations_locators_locs, locations_locators_vals): New static vars.
22485	(curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22486	Likewise.
22487	(insn_locators_alloc, insn_locators_finalize,
22488	set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22489	New functions.
22490	(locator_location): New.
22491	(locator_line, locator_file): Rewrite.
22492	* rtl.h (emit_line_note): Kill.
22493	(insn_locators_alloc, insn_locators_finalize,
22494	set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22495	Declare.
22496	* tree-inline.c (initialize_cfun): Do not initialize
22497	ib_boundaries_block.
22498	* passes.c (pass_insn_locators_initialize): Remove.
22499
225002007-04-24  Daniel Franke  <franke.daniel@gmail.com>
22501
22502	* doc/invoke.texi: Removed leading '-' from option index entries.
22503
225042007-04-23  Zdenek Dvorak  <dvorakz@suse.cz>
22505
22506	* tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
22507	Use phi_nodes_ptr.
22508	(create_phi_node): Use set_phi_nodes.
22509	* omp-low.c (expand_omp_parallel): Use bb_stmt_list.
22510	* tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
22511	(combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
22512	* tree-flow-inline.h (phi_nodes, set_phi_nodes,
22513	(bsi_start, bsi_last): Use bb_stmt_list.
22514	(phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
22515	* cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
22516	Traverse the statements using tsi iterator.
22517	* basic-block.h (struct basic_block_def): Fields stmt_list
22518	and phi_nodes moved to ...
22519	(struct tree_bb_info): ... new structure.
22520	* tree-cfg.c (create_bb): Allocate il.tree.  Use set_bb_stmt_list.
22521	(tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
22522	(remove_bb): Handle blocks with NULL stmt list.  Clear il.tree field.
22523	(tree_verify_flow_info): Verify that il.tree is not set for
22524	entry and exit block.
22525	(tree_split_block): Use set_bb_stmt_list.
22526
225272007-04-23  Mike Stump  <mrs@apple.com>
22528
22529	* config/i386/i386.c (ix86_tune_features
22530	[X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
22531	nocona and core2.
22532
225332007-04-23  H.J. Lu  <hongjiu.lu@intel.com>
22534
22535	* config/i386/i386.md (prefix_extra): New attribute.
22536	(length): Add prefix_extra.
22537
22538	* onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
22539	(sse2_movntv2di): Likewise.
22540	(sse2_cvtps2dq): Likewise.
22541	(sse2_cvtpd2pi): Likewise.
22542	(sse2_cvttpd2pi): Likewise.
22543	(*sse2_cvtpd2ps): Likewise.
22544	(*add<mode>3): Likewise.
22545	(sse2_ssadd<mode>3): Likewise.
22546	(sse2_usadd<mode>3): Likewise.
22547	(*sub<mode>3): Likewise.
22548	(sse2_sssub<mode>3): Likewise.
22549	(sse2_ussub<mode>3): Likewise.
22550	(*mulv8hi3): Likewise.
22551	(*smulv8hi3_highpart): Likewise.
22552	(*umulv8hi3_highpart): Likewise.
22553	(sse2_umulv2siv2di3): Likewise.
22554	(sse2_pmaddwd): Likewise.
22555	(ashr<mode>3): Likewise.
22556	(lshr<mode>3): Likewise.
22557	(ashl<mode>3): Likewise.
22558	(sse2_ashlti3): Likewise.
22559	(sse2_lshrti3): Likewise.
22560	(*umaxv16qi3): Likewise.
22561	(*smaxv8hi3): Likewise.
22562	(*uminv16qi3): Likewise.
22563	(*sminv8hi3): Likewise.
22564	(sse2_eq<mode>3): Likewise.
22565	(sse2_gt<mode>3): Likewise.
22566	(*and<mode>3): Likewise.
22567	(sse2_nand<mode>3): Likewise.
22568	(*ior<mode>3): Likewise.
22569	(*xor<mode>3): Likewise.
22570	(sse2_packsswb): Likewise.
22571	(sse2_packssdw): Likewise.
22572	(sse2_packuswb): Likewise.
22573	(sse2_punpckhbw): Likewise.
22574	(sse2_punpcklbw): Likewise.
22575	(sse2_punpckhwd): Likewise.
22576	(sse2_punpcklwd): Likewise.
22577	(sse2_punpckhdq): Likewise.
22578	(sse2_punpckldq): Likewise.
22579	(sse2_punpckhqdq): Likewise.
22580	(sse2_punpcklqdq): Likewise.
22581	(*sse2_pinsrw): Likewise.
22582	(*sse2_pextrw): Likewise.
22583	(sse2_pshufd_1): Likewise.
22584	(sse2_uavgv16qi3): Likewise.
22585	(sse2_uavgv8hi3): Likewise.
22586	(sse2_psadbw): Likewise.
22587	(sse2_pmovmskb): Likewise.
22588	(*sse2_maskmovdqu): Likewise.
22589	(*sse2_maskmovdqu_rex64): Likewise.
22590	(sse4a_extrqi): Likewise.
22591	(sse4a_extrq): Likewise.
22592	(sse3_lddqu): Set prefix_rep.
22593	(sse3_addsubv4sf3): Likewise.
22594	(sse3_haddv4sf3): Likewise.
22595	(sse3_hsubv4sf3): Likewise.
22596	(sse_cvtss2si): Likewise.
22597	(sse_cvtss2si_2): Likewise.
22598	(sse_cvtss2siq): Likewise.
22599	(sse_cvtss2siq_2): Likewise.
22600	(sse_cvttss2si): Likewise.
22601	(sse_cvttss2siq): Likewise.
22602	(sse2_cvttps2dq): Likewise.
22603	(sse3_movshdup): Likewise.
22604	(sse3_movsldup): Likewise.
22605	(sse2_cvtsd2si): Likewise.
22606	(sse2_cvtsd2si_2): Likewise.
22607	(sse2_cvtsd2siq): Likewise.
22608	(sse2_cvtsd2siq_2): Likewise.
22609	(sse2_cvttsd2si): Likewise.
22610	(sse2_cvttsd2siq): Likewise.
22611	(*sse2_cvtpd2dq): Likewise.
22612	(*sse2_cvttpd2dq): Likewise.
22613	(sse2_pshuflw_1): Likewise.
22614	(sse2_pshufhw_1): Likewise.
22615	(sse4a_insertqi): Likewise.
22616	(sse4a_insertq): Likewise.
22617	(ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
22618	(ssse3_phadddv4si3): Likewise.
22619	(ssse3_phaddswv8hi3): Likewise.
22620	(ssse3_phsubwv8hi3): Likewise.
22621	(ssse3_phsubdv4si3): Likewise.
22622	(ssse3_phsubswv8hi3): Likewise.
22623	(ssse3_pmaddubswv8hi3): Likewise.
22624	(ssse3_pmulhrswv8hi3): Likewise.
22625	(ssse3_pshufbv16qi3): Likewise.
22626	(ssse3_psign<mode>3): Likewise.
22627	(ssse3_palignrti): Likewise.
22628	(abs<mode>2): Likewise.
22629	(ssse3_phaddwv4hi3): Set prefix_extra.
22630	(ssse3_phadddv2si3): Likewise.
22631	(ssse3_phaddswv4hi3): Likewise.
22632	(ssse3_phsubwv4hi3): Likewise.
22633	(ssse3_phsubdv2si3): Likewise.
22634	(ssse3_phsubswv4hi3): Likewise.
22635	(ssse3_pmaddubswv4hi3): Likewise.
22636	(ssse3_pmulhrswv4hi3): Likewise.
22637	(ssse3_pshufbv8qi3): Likewise.
22638	(ssse3_psign<mode>3): Likewise.
22639	(ssse3_palignrdi): Likewise.
22640	(abs<mode>2): Likewise.
22641	(sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
22642	(*vec_dupv2df): Set mode to V2DF instead of V4SF.
22643	(sse2_pmovmskb): Set mode to SI instead of V2DF.
22644
226452007-04-23  Nick Clifton  <nickc@redhat.com>
22646
22647	* params.def: Fix formatting of emacs local variables.
22648
226492007-04-23  H.J. Lu  <hongjiu.lu@intel.com>
22650
22651	* config/i386/sse.md (sse2_stored): Don't split to inter-unit
22652	move if inter-unit move isn't allowed.
22653	Don't split moving the first element of V2DI to DI to inter-unit
22654	move if inter-unit move isn't allowed.
22655
226562007-04-23  Richard Guenther  <rguenther@suse.de>
22657
22658	* tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
22659	and CDI_POST_DOMINATORS separately.
22660
226612007-04-23  Nick Clifton  <nickc@redhat.com>
22662
22663	* c.opt (Wformat-contains-nul): Add warning attribute.
22664
226652007-04-23  Jan Hubicka  <jh@suse.cz>
22666
22667	* function.c (init_function_start): Don't init line number info.
22668	(expand_function_end): Update.
22669	(reset_block_changes, record_block_change, finalize_block_changes,
22670	check_block_change, free_block_changes): Kill.
22671	* function.h (reset_block_changes, record_block_change,
22672	finalize_block_changes, check_block_change, free_block_changes):
22673	Remove prototypes.
22674	(struct function): Remove ib_boundaries_block.
22675	* emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22676	Use curr_insn_locator to initialize locator.
22677	(emit_line_note): Remove.
22678	* cfgexpand.c (expand_gimple_cond_expr): Update.
22679	(construct_exit_block): Likewise.
22680	(tree_expand_cfg): Initialize/finalize locators.
22681	* expr.c (expand_expr_real): Update.
22682	* cfglayout.c (line_locators_locs, line_locators_lines,
22683	file_locators_locs, file_locators_files): Remove.
22684	(set_block_levels): Move to cfgexpand.c.
22685	(insn_locators_initialize): Remove.
22686	(pass_insn_locators_initialize): Remove.
22687	(locations_locators_locs, locations_locators_vals): New static vars.
22688	(curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22689	Likewise.
22690	(insn_locators_alloc, insn_locators_finalize,
22691	set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22692	New functions.
22693	(locator_location): New.
22694	(locator_line, locator_file): Rewrite.
22695	* rtl.h (emit_line_note): Kill.
22696	(insn_locators_alloc, insn_locators_finalize,
22697	set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22698	Declare.
22699	* tree-inline.c (initialize_cfun): Do not initialize
22700	ib_boundaries_block.
22701	* passes.c (pass_insn_locators_initialize): Remove.
22702
227032007-04-22  Andrew Pinski  <andrew_pinski@playstation.sony.com>
22704
22705	PR middle-end/31448
22706	* expr.c (reduce_to_bit_field_precision): Handle
22707	CONST_INT rtx's.
22708
227092007-04-22  Uros Bizjak  <ubizjak@gmail.com>
22710
22711	PR tree-optimization/24659
22712	* optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
22713	OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
22714	(vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
22715	* genopinit.c (optabs): Rename vec_pack_mod_optab
22716	to vec_pack_trunc_optab.
22717	* tree-vect-transform.c (vectorizable_type_demotion): Do not fail
22718	early for scalar floating point operands for NOP_EXPR.
22719	(vectorizable_type_promotion): Ditto.
22720	* optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
22721	vec_pack_trunc_optab.
22722	(expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
22723
22724	* tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
22725	* tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
22726	Rename from VEC_PACK_MOD_EXPR.
22727	(op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
22728	* expr.c (expand_expr_real_1): Ditto.
22729	* tree-inline.c (estimate_num_insns_1): Ditto.
22730	* tree-vect-generic.c (expand_vector_operations_1): Ditto.
22731
22732	* config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
22733	(vec_unpacks_lo_v4sf): Ditto.
22734	(vec_pack_trunc_v2df): Ditto.
22735	(vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
22736	(vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22737	(vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
22738
22739	* config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
22740	vec_pack_mod_v8hi.
22741	(vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22742
22743	* doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
22744	Rename from VEC_PACK_MOD_EXPR.  This expression also represent
22745	packing of floating point operands.
22746	[VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
22747	represent unpacking of floating point operands.
22748	* doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
22749	[vec_unpacks_hi]: Ditto.
22750	[vec_unpacks_lo]: Ditto.
22751
227522007-04-22  Jan Hubicka  <jh@suse.cz>
22753
22754	* final.c (rest_of_handle_final): Call
22755	targetm.asm_out.constructor/targetm.asm_out.destructor
22756	* cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
22757	proper priority via decl_*_priority_insert.
22758	* c-common.c (c_expand_body): Likewise.
22759
227602007-04-22  Richard Guenther  <rguenther@suse.de>
22761
22762	PR tree-optimization/29789
22763	* tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
22764	(rewrite_reciprocal): New helper split out from
22765	determine_invariantness_stmt.
22766	(rewrite_bittest): Likewise.
22767	(determine_invariantness_stmt): Rewrite (A >> B) & 1 to
22768	A & (1 << B) if (1 << B) is loop invariant but (A >> B)
22769	is not.
22770
227712007-04-22  Revital Eres  <eres@il.ibm.com>
22772
22773	* loop-unroll.c (var_to_expand): New field to support also
22774	insns of the form x = something + x.
22775	(analyze_insn_to_expand_var): Use it.
22776	(expand_var_during_unrolling): Likewise.
22777
227782007-04-21  Zdenek Dvorak  <dvorakz@suse.cz>
22779
22780	* predict.c: Include pointer-set.h.
22781	(bb_predictions): New variable.
22782	(tree_predicted_by_p, tree_predict_edge,
22783	remove_predictions_associated_with_edge): Use bb_predictions map
22784	instead of bb->predictions.
22785	(clear_bb_predictions, assert_is_empty): New functions.
22786	(combine_predictions_for_bb): Use bb_predictions map.  Call
22787	clear_bb_predictions.
22788	(tree_estimate_probability): Create and free bb_predictions map.
22789	* Makefile.in (predict.o): Add pointer-set.h dependency.
22790	* basic-block.h (struct basic_block_def): Remove predictions
22791	field.
22792	* cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
22793
227942007-04-21  Kaz Kojima  <kkojima@gcc.gnu.org>
22795
22796	PR target/31480
22797	* config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
22798	is null.
22799
228002007-04-21  Andrew Pinski  <andrew_pinski@playstation.sony.com>
22801
22802	* timevar.c (timevar_print): Change reference of --disable-checking to
22803	--enable-checking=release.  Also warn if assert checking is disabled.
22804
228052007-04-21  Andrew Pinski  <andrew_pinski@playstation.sony.com>
22806
22807	PR C/30265
22808	* c-gimplifier.c (gimplify_compound_literal_expr): Mark the
22809	decl as addressable if the compound literal was marked as
22810	addressable.
22811	Mark the decl as a gimple register if it is a complex or
22812	vector decl and does not live in memory.
22813
228142007-04-21  Andrew Pinski  <andrew_pinski@playstation.sony.com>
22815
22816	* tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
22817	(GENERIC_NEXT): New function macro.
22818	(PHI_CHAIN): Use phi_node's new chain variable.
22819	(tree_phi_node): Change tree_common to tree_base
22820	and add the chain field.
22821	* tree-phinodes.c (make_phi_node): Don't set
22822	TREE_TYPE on the new node.
22823	* c-decl.c (lang_tree_node): Use GENERIC_NEXT
22824	instead of checking GIMPLE_TUPLE_P in chain_next.
22825	* tree-vect-transform.c
22826	(get_initial_def_for_induction): Look at
22827	PHI_RESULT_TREE for the type of the phi node.
22828	(update_vuses_to_preheader): Use PHI_CHAIN
22829	instead of TREE_CHAIN on the phi node.
22830	* tree-ssa-structalias.c (compute_points_to_sets):
22831	Likewise.
22832	(ipa_pta_execute): Likewise.
22833
228342007-04-21  Richard Guenther  <rguenther@suse.de>
22835
22836	PR middle-end/31136
22837	* fold-const.c (fold_unary): Call fold_convert_const on the
22838	original tree.
22839
228402007-04-21  Alexandre Oliva  <aoliva@redhat.com>
22841
22842	* gcse.c (store_killed_in_insn): Handle PARALLELs.
22843	(store_killed_in_pat): New.
22844
228452007-04-20  Richard Henderson  <rth@redhat.com>
22846
22847	PR target/31628
22848	* config/i386/i386.c (type_has_variadic_args_p): Look for any
22849	TREE_LIST with a void_type_node value, not void_list_node exactly.
22850
228512007-04-21  Douglas Gregor  <doug.gregor@gmail.com>
22852
22853	* doc/standards.texi: Re-arrange into language-specific
22854	subsections. Add a C++ section, documenting which standards we
22855	support.
22856
228572007-04-21  Zdenek Dvorak  <dvorakz@suse.cz>
22858
22859	* tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
22860	* tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
22861
228622007-04-20  Daniel Jacobowitz  <dan@codesourcery.com>
22863
22864	* config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
22865	ecrti.o and crtbegin.o.
22866	(LIB_DEFAULT_SPEC): Include -lc.
22867	(ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
22868
228692007-04-20  Richard Henderson  <rth@redhat.com>
22870
22871	PR target/28623
22872	* config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
22873	argument; update all callers.
22874	(get_unaligned_offset): New.
22875	* config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
22876	get_unaligned_address, just pass on the address directly.
22877	(unaligned_extendqidi): Use gen_lowpart instead of open-coding
22878	the subreg in the helper patterns.
22879	(unaligned_extendqidi_le): Use get_unaligned_offset.
22880	(unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
22881	(unaligned_extendhidi_be): Likewise.
22882	(unaligned_extendhidi): Tidy.
22883	* config/alpha/alpha-protos.h: Update.
22884
228852007-04-20  Richard Henderson  <rth@redhat.com>
22886
22887	* config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
22888	(EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
22889	* config/alpha/linux.h (CPP_SPEC): Undef before redefine.
22890	* config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22891	* config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22892	(CPP_SPEC): Don't include %(cpp_subtarget).
22893	* config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
22894	(EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22895	* config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
22896
228972007-04-20  Jakub Jelinek  <jakub@redhat.com>
22898
22899	* config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
22900	for __builtin_ia32_cmpordss.
22901
22902	PR tree-optimization/31632
22903	* fold-const.c (fold_binary): Use op0 and op1 instead of arg0
22904	and arg1 for optimizations of comparison against min/max values.
22905	Fold arg0 to arg1's type for optimizations of comparison against
22906	min+1 and max-1 values.
22907
229082007-04-19  Bernd Schmidt  <bernd.schmidt@analog.com>
22909
22910	* reload.c (combine_reloads): When trying to use a dying register,
22911	check whether it's uninitialized and don't use if so.
22912
229132007-04-19  Brooks Moses  <brooks.moses@codesourcery.com>
22914
22915	* fold-const.c: Remove prototypes for native_encode_expr and
22916	native_interpret_expr.
22917	(native_encode_expr): Make non-static.
22918	(native_interpret_expr): Likewise.
22919	* tree.h: Add prototypes for the above.
22920
229212007-04-19  Joseph Myers  <joseph@codesourcery.com>
22922
22923	* config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
22924	*mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
22925	*mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
22926	spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
22927	tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
22928	Add length attributes.
22929
229302007-04-19  Janis Johnson  <janis187@us.ibm.com>
22931
22932	* ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
22933	not that it is 1.
22934
22935	* c-cppbuiltin.c (c_cpp_builtins): Remove definition of
22936	__STDC_WANT_DEC_FP__.
22937
229382007-04-19  Joseph Myers  <joseph@codesourcery.com>
22939
22940	* configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
22941	for long double compatibility.
22942	* configure: Regenerate.
22943
229442007-04-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
22945
22946	PR rtl-optimization/29841
22947	* cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
22948	trap instructions.
22949	* sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
22950	that may cause control flow transfer from being moved.
22951
229522007-04-18  Jan Hubicka  <jh@suse.cz>
22953
22954	* fold-const.c (div_if_zero_remainder): Do signed divide for pointer
22955	types.
22956
229572007-04-18  Eric Christopher  <echristo@apple.com>
22958
22959	* config/rs6000/darwin.md (load_macho_picbase): Use link register
22960	only. Update operands.
22961	* config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
22962	* config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
22963	link register to pic register.
22964
229652007-04-18  Dirk Mueller  <dmueller@suse.de>
22966
22967	PR diagnostic/31227
22968	* tree-vrp.c (search_for_addr_array): New.
22969	(check_array_bounds): Suppress warning about
22970	address taken of array refs if its not de-referenced.
22971
229722007-04-18  Dorit Nuzman  <dorit@il.ibm.com>
22973
22974	* tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
22975	* tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
22976
22977	* tree-vectorizer.h (NITERS_KNOWN_P): New.
22978	* tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
22979	instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
22980
22981	* tree-vect-analyze.c (vect_determine_vectorization_factor): Add
22982	dump print.
22983	(vect_analyze_operations): Fix indenetation.  Fix a comment.  Fix a
22984	print message.
22985	(vect_analyze_scalar_cycles): Fix indentation.
22986	(vect_enhance_data_refs_alignment): Fix check in case of peeling.
22987	(vect_mark_relevant): Include phis in relevance analysis.
22988
22989	* tree-vect-transform.c (vect_transform_loop): Add an assert.
22990
229912007-04-18  Anatoly Sokolov <aesok@post.ru>
22992
22993	* config/avr/avr.c (ptrreg_to_str): Replace error() with
22994	output_operand_lossage().
22995
229962007-04-18  Dorit Nuzman  <dorit@il.ibm.com>
22997
22998	* tree-vect-transform.c (get_initial_def_for_reduction): Clean away
22999	the unused code for reduction without adjust-in-epilog to simplify the
23000	function.
23001
230022007-04-18  Wolfgang Gellerich  <gellerich@de.ibm.com>
23003
23004	* config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
23005	(S390_TDC_NEGATIVE_ZERO): New constant.
23006	(S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
23007	(S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
23008	(S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
23009	(S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
23010	(S390_TDC_POSITIVE_INFINITY): New constant.
23011	(S390_TDC_NEGATIVE_INFINITY): New constant.
23012	(S390_TDC_POSITIVE_QUIET_NAN): New constant.
23013	(S390_TDC_NEGATIVE_QUIET_NAN): New constant.
23014	(S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
23015	(S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
23016	(S390_TDC_INFINITY): New constant.
23017	* config/s390/s390.c (s390_canonicalize_comparison): Renamed
23018	UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
23019	optimization for UNSPEC_CCZ_TO_INT.
23020	* config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
23021	("*ccz_to_int"): New insn.
23022	("isinf<mode>2"): New insn.
23023	(UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
23024	(UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
23025	(UNSPEC_CCZ_TO_INT): New constant.
23026
230272007-04-18  Richard Guenther  <rguenther@suse.de>
23028
23029	PR tree-optimization/19431
23030	PR tree-optimization/21463
23031	* tree-pass.h (pass_phiprop): Declare.
23032	* passes.c (init_optimization_passes): New phiprop pass.
23033	* tree-ssa-forwprop.c (struct phiprop_d): New structure.
23034	(phivn_valid_p): New helper function.
23035	(phiprop_insert_phi): Likewise.
23036	(propagate_with_phi): Likewise.
23037	(tree_ssa_phiprop): New propagator propagating loads
23038	through phi nodes if profitable.
23039
230402007-04-18  Dorit Nuzman  <dorit@il.ibm.com>
23041
23042	* tree-vect-analyze.c (process_use): New function.
23043	(vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
23044	Check phis in all bbs.
23045	* tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
23046	assert.
23047
230482007-04-18  Bernd Schmidt  <bernd.schmidt@analog.com>
23049
23050	* reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
23051	we use REG_EQUAL.
23052
230532007-04-17  Anatoly Sokolov <aesok@post.ru>
23054
23055	PR target/30483
23056	* config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
23057	error().
23058
230592007-04-17  H.J. Lu  <hongjiu.lu@intel.com>
23060
23061	* config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
23062	on "0".
23063	(sse_vmmulv4sf3): Likewise.
23064	(sse2_vmaddv2df3): Likewise.
23065	(sse2_vmmulv2df3): Likewise.
23066
230672007-04-17  Zdenek Dvorak  <dvorakz@suse.cz>
23068
23069	PR rtl-optimization/31360
23070	* cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
23071	(target_reg_cost): New.
23072	(init_set_costs): Initialize target_reg_cost.  Add comments
23073	regarding the rationale of the costs.
23074	(global_cost_for_size): Renamed to...
23075	(estimate_reg_pressure_cost): ... and simplify.  Decrease importance
23076	of register pressure.
23077	* tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
23078	estimate_reg_pressure_cost.  Add number of ivs.
23079	(determine_set_costs): Dump target_reg_cost.
23080	* loop-invariant.c (gain_for_invariant): Use
23081	estimate_reg_pressure_cost.  Removed n_inv_uses argument.
23082	(best_gain_for_invariant, find_invariants_to_move): Remove
23083	n_inv_uses.
23084	* cfgloop.h (target_small_cost, target_pres_cost): Removed.
23085	(target_reg_cost): Declare.
23086	(global_cost_for_size): Declaration removed.
23087	(estimate_reg_pressure_cost): Declare.
23088
230892007-04-17  Peter Bergner  <bergner@vnet.ibm.com>
23090
23091	* config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
23092	regnos into even/odd register pairs.
23093	* config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
23094	TDmode similar to the other floating point modes.
23095	[SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
23096	* config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
23097	define_expand's.
23098	(negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
23099	nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
23100	(movdd_hardfloat64): Use TARGET_MFPGPR.
23101
231022007-04-17  Bernd Schmidt  <bernd.schmidt@analog.com>
23103
23104	* reload1.c (delete_output_reload): Don't count output in n_inherited.
23105
23106	Revert
23107	2005-01-05  Richard Henderson  <rth@redhat.com>
23108	PR rtl-opt/10692
23109	* reload1.c (do_input_reload): Restrict the optimization deleteing
23110	a previous output reload to RELOAD_FOR_INPUT.
23111
231122007-04-17  Dorit Nuzman  <dorit@il.ibm.com>
23113
23114	* tree-vectorizer.h (stmt_vec_info_type): Add enum value
23115	induc_vec_info_type.
23116	(vectorizable_induction): New function declaration.
23117	* tree-vect-transform.c (get_initial_def_for_induction): No need to
23118	check if already vectorized.  Find first place in BB where new stmts
23119	can be inserted.  Takes only one argument.
23120	(vectorizable_induction): New function.
23121	(vect_transform_stmt): Add case for induc_vec_info_type to call
23122	vectorizable_induction.
23123	(vect_transform_loop): Consider phis for vectorization.
23124	* tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
23125	condition.
23126	(analyze_operations): Call vectorizable_induction when analyzing phis.
23127	Fix comment.
23128	(vect_mark_stmts_to_be_vectorized): Remove redundant checks.
23129	(vect_mark_relevant): Include phis in relevance analysis.
23130	(vect_mark_stmts_to_be_vectorize): Likewise.
23131	* tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
23132
231332007-04-16  Lawrence Crowl  <crowl@google.com>
23134
23135	* doc/invoke.texi (Debugging Options): Add documentation for the
23136	-femit-struct-debug options -femit-struct-debug-baseonly,
23137	-femit-struct-debug-reduced, and
23138	-femit-struct-debug-detailed[=...].
23139
23140	* c-opts.c (c_common_handle_option): Add
23141	OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
23142	and OPT_femit_struct_debug_detailed_.
23143	* c.opt: Add specifications for
23144	-femit-struct-debug-baseonly, -femit-struct-debug-reduced,
23145	and -femit-struct-debug-detailed[=...].
23146	* opts.c (set_struct_debug_option): Parse the
23147	-femit-struct-debug-... options.
23148	* opts.c (matches_main_base, main_input_basename,
23149	main_input_baselength, base_of_path, matches_main_base): Add
23150	variables and functions to compare header base name to compilation
23151	unit base name.
23152	* opts.c (should_emit_struct_debug): Add to determine to emit a
23153	structure based on the option.
23154	(dump_struct_debug) Also disabled function to debug this
23155	function.
23156	* opts.c (handle_options): Save the base name of the
23157	compilation unit.
23158
23159	* langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
23160	(LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
23161	This hook indicates if a type is generic.  Set it by default
23162	to "never generic".
23163	* langhooks.h (struct lang_hooks_for_types): Add a new hook
23164	to determine if a struct type is generic or not.
23165	* cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
23166	* cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
23167	* cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
23168	with live C++ hook.
23169
23170	* flags.h (enum debug_info_usage): Add an enumeration to describe
23171	a program's use of a structure type.
23172	* dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
23173	to indicate the program's usage of the type.  Filter structs based
23174	on the -femit-struct-debug-... specification.
23175	(gen_type_die): Split into two routines, gen_type_die and
23176	gen_type_die_with_usage.  gen_type_die is now a wrapper
23177	that assumes direct usage.
23178	(gen_type_die_with_usage): Replace calls to gen_type_die
23179	with gen_type_die_with_usage adding the program usage of
23180	the referenced type.
23181	(dwarf2out_imported_module_or_decl): Suppress struct debug
23182	information using should_emit_struct_debug when appropriate.
23183
231842007-04-16  Ian Lance Taylor  <iant@google.com>
23185
23186	PR tree-optimization/31522
23187	* tree-vrp.c (vr_phi_edge_counts): New static variable.
23188	(vrp_initialize): Allocate vr_phi_edge_counts.
23189	(vrp_visit_phi_node): Don't push to infinity if we saw a new
23190	executable edge.  Drop test for all constants.
23191	(vrp_finalize): Free vrp_phi_edge_counts.
23192
23193	* doc/cpp.texi (Common Predefined Macros): Clarify description of
23194	__GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
23195
23196	* tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
23197	predecessors at head rather than tail.
23198
231992007-04-16  Matthias Klose  <doko@debian.org>
23200
23201	* config/alpha/linux.h (CPP_SPEC): Define.
23202	* config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
23203
232042007-04-16  Aldy Hernandez  <aldyh@redhat.com>
23205
23206	* function.h: Remove sequence_stack extern declaration.
23207
232082007-04-16  Kazu Hirata  <kazu@codesourcery.com>
23209
23210	* config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
23211	TARGET_FIDOA.
23212	(LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
23213	defined.
23214
232152007-04-16  Anatoly Sokolov <aesok@post.ru>
23216
23217	* config/avr/avr.c (avr_arch_types): Rearranging  array.
23218	(enum avr_arch): Add.
23219	(avr_mcu_types): Use avr_arch enumeration constants instead of
23220	numbers.
23221	* config/avr/avr.h (LINK_SPEC): Simplify.
23222
232232007-04-16  Kazu Hirata  <kazu@codesourcery.com>
23224
23225	* config/m68k/m68k.c (m68k_libcall_value,
23226	m68k_function_value): Use macros for register names more.
23227
23228	* config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
23229	instead.
23230	(M68K_REGNAME): Use A6_REG.
23231	* config/m68k/m68k.md (FP_REG): Rename to A6_REG.
23232
232332007-04-16  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>
23234
23235	PR middle-end/28071
23236	* sched-int.h (struct deps): Split field 'pending_lists_length' into
23237	'pending_read_list_length' and 'pending_write_list_length'.  Update
23238	comment.
23239	* sched-deps.c (add_insn_mem_dependence): Change signature.  Update
23240	to handle two length counters instead of one.  Update all uses.
23241	(flush_pending_lists, sched_analyze_1, init_deps): Update to handle
23242	two length counters instead of one.
23243	* sched-rgn.c (propagate_deps): Update to handle two length counters
23244	instead of one.
23245
232462007-04-16  H.J. Lu  <hongjiu.lu@intel.com>
23247
23248	PR target/31582
23249	* config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
23250	copy of source, pass it to ix86_expand_vector_set and return
23251	it as target.
23252
232532007-04-16  David Ung  <davidu@mips.com>
23254	    Joseph Myers  <joseph@codesourcery.com>
23255
23256	* config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
23257	PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
23258	* config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
23259	Add 74K processor information.
23260	* config/mips/mips.md: Include 74k.md.
23261	(cpu): Add 74kc,74kf,74kx.
23262	(ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
23263	* config/mips/74k.md: New.
23264	* doc/invoke.texi (MIPS Options): Document 74K support.
23265
232662007-04-16  Dorit Nuzman  <dorit@il.ibm.com>
23267
23268	* tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
23269	vectorizable_* functions.
23270	* tree-vect-transform.c (vectorizable_call): Add check for
23271	STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
23272	(vectorizable_store): likewise.
23273	(vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
23274	Add comments.
23275	(vectorizable_operation, vectorizable_type_demotion): Likewise.
23276	(vectorizable_type_promotion, vectorizable_load): Likewise.
23277	(vectorizable_live_operation, vectorizable_condition): Likewise.
23278	(vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
23279	STMT_VINFO_LIVE_P.
23280	(vect_transform_stmt): Reorganize calls to vectorizable_* functions.
23281
232822007-04-15  Kazu Hirata  <kazu@codesourcery.com>
23283
23284	* config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
23285	register numbers more.
23286	* config/m68k/m68k.h (STACK_POINTER_REGNUM,
23287	FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
23288	M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
23289	FUNCTION_VALUE_REGNO_P): Likewise.
23290	* config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
23291	STATIC_CHAIN_REGNUM): Likewise.
23292	* config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
23293	* config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
23294	STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
23295	* config/m68k/m68k.md (FP_REG): New.
23296
232972007-04-15  Kazu Hirata  <kazu@codesourcery.com>
23298
23299	* config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
23300	alignment on fido.
23301
233022007-04-15  Kazu Hirata  <kazu@codesourcery.com>
23303
23304	* config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
23305	tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
23306	comment typos.
23307
233082007-04-11  Zdenek Dvorak  <dvorakz@suse.cz>
23309
23310	* tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
23311	cold loops.
23312
233132007-04-14  Andrew Pinski  <andrew_pinski@playstation.sony.com>
23314
23315	PR c/31520
23316	* c-decl.c (finish_decl): Grab the type of the decl after the call
23317	to store_init_value.
23318
233192007-04-14  Steven Bosscher  <steven@gcc.gnu.org>
23320
23321	* common.opt (fforward-propagate): Fix "Optimization" annotation.
23322
233232007-04-14  Jakub Jelinek  <jakub@redhat.com>
23324
23325	PR c++/25874
23326	* omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
23327	dominators, post dominators and cleanup cfg before returning.
23328
233292007-04-14  Bernd Schmidt  <bernd.schmidt@analog.com>
23330
23331	* config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
23332	* config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
23333
233342007-04-14  Kazu Hirata  <kazu@codesourcery.com>
23335
23336	* config.gcc: Recognize fido.
23337	* config/m68k/m68k-devices.def (fidoa): New.
23338	* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
23339	__mfido__.
23340	(FL_FIDOA, TARGET_FIDOA): New.
23341	* config/m68k/m68k.opt (mfidoa): New.
23342
233432007-04-13  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
23344
23345	PR middle-end/31322
23346	* dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
23347	when a personality function is used.
23348
233492007-04-13  Bob Wilson  <bob.wilson@acm.org>
23350
23351	* config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
23352
233532007-04-13  Mike Stump  <mrs@apple.com>
23354
23355	* config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
23356	we can...
23357	* config/darwin.opt (fapple-kext): Make C++ only.
23358	* config/darwin.c (darwin_override_options): Remove code to ensure
23359	-fapple-kext is given for C++ only.
23360
233612007-04-13  Richard Sandiford  <richard@codesourcery.com>
23362
23363	* config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
23364	* config/mips/mips.c (override_options): Call
23365	SUBTARGET_OVERRIDE_OPTIONS, if defined.
23366
233672007-04-13  H.J. Lu  <hongjiu.lu@intel.com>
23368
23369	* config/i386/i386.opt (msvr3-shlib): Removed.
23370
23371	* doc/invoke.texi: Remove -msvr3-shlib.
23372
233732007-04-13  H.J. Lu  <hongjiu.lu@intel.com>
23374
23375	* config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
23376	with "popcnt" instruction.
23377
233782007-04-13  Richard Guenther  <rguenther@suse.de>
23379
23380	PR tree-optimization/21258
23381	* tree-vrp.c (compare_case_labels): New helper.
23382	(find_switch_asserts): New function.
23383	(find_assert_locations): Call it for SWITCH_EXPRs.
23384
233852007-04-13  Uros Bizjak  <ubizjak@gmail.com>
23386
23387	* config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
23388	* config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
23389	check is now implied in X87_FLOAT_MODE_P.
23390	(*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23391	(*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23392	(fix_trunc<mode>_i386_fisttp): Ditto.
23393	(fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23394	(*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23395	(fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23396	(fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23397	(*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23398	(*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23399	(unnamed_splitters): Ditto.
23400	* config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
23401	for X87_FLOAT_MODE_P mode.  Override FIRST_FLOAT_REG with
23402	FIRST_SSE_REG for local functions when SSE math is enabled or
23403	for functions with sseregparm attribute.
23404	(standard_80387_constant_p): Return -1 if mode is not
23405	X87_FLOAT_MODE_P.
23406	(ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
23407	(ix86_expand_compare): Ditto.
23408	(ix86_expand_carry_flag_compare): Ditto.
23409	(ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
23410	of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
23411	DECIMAL_FLOAT_MODE_P.
23412	(ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
23413	of SCALAR_FLOAT_MODE_P.
23414	(ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
23415	[MINUS]: ... here.  Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
23416	checks before FLOAT_MODE_P.
23417	[MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
23418	before FLOAT_MODE_P.
23419	[DIV]: Ditto.
23420	[NEG]: Ditto.
23421	[ABS]: Ditto.
23422	[SQRT]: Ditto.
23423	[FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
23424
234252007-04-12  Paolo Bonzini  <bonzini@gnu.org>
23426	    Charles Wilson  <libtool@cwilson.fastmail.fm>
23427
23428	* Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
23429	(libgcc.mvars): Don't depend on them.
23430	* configure.ac (as, collect-ld, nm): Create from exec-tool.in.
23431	* exec-tool.in: New.
23432
234332007-04-12  Brooks Moses  <brooks.moses@codesourcery.com>
23434
23435	* doc/invoke.text (--help): Document --help=common.
23436
234372007-04-12  Thomas Neumann  <tneumann@users.sourceforge.net>
23438
23439	* stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
23440
234412007-04-12  Richard Sandiford  <richard@codesourcery.com>
23442
23443	* Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
23444	* genemit.c (main): Emit #include "integrate.h".
23445	* config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
23446	(LOADGP_RTP): New mips_loadgp_style.
23447	* config/mips/mips.h: Include config/vxworks-dummy.h.
23448	(TARGET_RTP_PIC): New macro.
23449	(TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
23450	(TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
23451	(ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
23452	for TARGET_RTP_PIC.
23453	* config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define.  Pass down
23454	-mvxworks-pic when using -mrtp and a PIC option.
23455	* config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
23456	for RTP PIC.
23457	(mips_symbolic_constant_p, mips_symbolic_address_p)
23458	(mips_symbol_insns): Handle SYMBOL_HALF.
23459	(override_options): Warn about -G and -mrtp being used together.
23460	Initialize mips_lo_relocs[SYMBOL_HALF].
23461	(mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
23462	(mips_emit_loadgp): Handle LOADGP_RTP.
23463	(mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
23464	* config/mips/mips.md (loadgp_rtp): New insn and splitter.
23465	(tablejump): Handle function-relative case table entries if
23466	TARGET_RTP_PIC.
23467	* config/mips/predicates.md (symbol_ref_operand): New predicate.
23468
234692007-04-12  Richard Sandiford  <richard@codesourcery.com>
23470
23471	* config/mips/mips.md (load_call<mode>): Allow any general register.
23472	destination.
23473	(sibcall_value_internal, sibcall_value_multiple_internal)
23474	(call_value_internal, call_value_split, call_value_multiple_internal)
23475	(call_value_multiple_split): Remove constraints from operand 0.
23476
234772007-04-12  Richard Sandiford  <richard@codesourcery.com>
23478
23479	* config/mips/mips-protos.h: In comments, refer to loadgp_absolute
23480	rather than loadgp_noshared.
23481	* config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
23482	instead of gen_loadgp_noshared.  Use gen_loadgp_newabi instead of
23483	gen_loadgp.
23484	* config/mips/mips.md (loadgp): Rename to...
23485	(loadgp_newabi): ...this.
23486	(loadgp_noshared): Rename to...
23487	(loadgp_absolute): ...this.
23488
234892007-04-12  Richard Sandiford  <richard@codesourcery.com>
23490
23491	* config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
23492	false for locally-binding symbols.
23493	(mips_dangerous_for_la25_p): Check mips_global_symbol_p.
23494
234952007-04-12  Richard Sandiford  <richard@codesourcery.com>
23496
23497	* config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
23498	(SYMBOL_GOT_PAGE_OFST): ...this.
23499	(SYMBOL_GOT_GLOBAL): Rename to...
23500	(SYMBOL_GOT_DISP): ...this.
23501	(SYMBOL_GOTOFF_GLOBAL): Rename to...
23502	(SYMBOL_GOTOFF_DISP): ...this.  Update comments accordingly.
23503	* config/mips/mips.c (mips_global_symbol_p): New function.
23504	(mips_symbol_binds_local_p): Likewise.
23505	(mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
23506	and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST.  Use
23507	mips_global_symbol_p and mips_symbol_binds_local_p.
23508	(mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
23509	(override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
23510	SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
23511	SYMBOL_GOTOFF_DISP.
23512	(mips_ok_for_lazy_binding_p): New function.
23513	(mips_load_call_address, mips_expand_call): Use it.
23514	(mips_dangerous_for_la25_p): Likewise.
23515	* config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
23516	(*got_disp<mode>): Use got_disp_operand instead of
23517	global_got_operand.  Use SYMBOL_GOTOFF_DISP instead of
23518	SYMBOL_GOTOFF_GLOBAL.
23519	(*got_page<mode>): Use got_page_ofst_operand instead of
23520	local_got_operand.
23521	* config/mips/predicates.md (const_call_insn_operand): Use
23522	SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
23523	(global_got_operand): Rename to...
23524	(got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
23525	SYMBOL_GOT_GLOBAL.
23526	(local_got_operand): Rename to...
23527	(got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
23528	of SYMBOL_GOT_LOCAL.
23529
235302007-04-12  Richard Sandiford  <richard@codesourcery.com>
23531
23532	* config/mips/mips.h (TARGET_SPLIT_CALLS): Check
23533	TARGET_CALL_CLOBBERED_GP.
23534	(TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23535	(TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
23536	(TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
23537	(STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
23538	of TARGET_ABICALLS && !TARGET_NEWABI.
23539	(MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23540	* config/mips/mips.c (mips_load_call_address): Check
23541	TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23542	(mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23543	Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23544	(mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
23545	TARGET_ABICALLS && TARGET_NEWABI.
23546	(mips_current_loadgp_style): Check TARGET_USE_GOT instead of
23547	TARGET_ABICALLS.
23548	(mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
23549	(mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
23550	TARGET_ABICALLS && TARGET_NEWABI.
23551	(mips_output_mi_thunk): Check TARGET_USE_GOT instead of
23552	TARGET_ABICALLS.  Check TARGET_CALL_SAVED_GP instead of
23553	TARGET_NEWABI.  Use TARGET_USE_PIC_FN_ADDR_REG to decide
23554	whether indirect calls must use $25.
23555	(mips_extra_live_on_entry): Check TARGET_GOT instead of
23556	TARGET_ABICALLS.
23557	* config/mips/mips.md (jal_macro): Check flag_pic and
23558	TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
23559	(builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
23560	instead of TARGET_ABICALLS.
23561	(exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
23562	TARGET_ABICALLS && TARGET_OLDABI.
23563	(load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23564	(sibcall): In the comment above the define_insn, mention
23565	TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
23566	* config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
23567	instead of TARGET_ABICALLS.
23568
235692007-04-12  Bernd Schmidt  <bernd.schmidt@analog.com>
23570
23571	* doc/md.texi (Blackfin family constraints): Document PA and PB.
23572	* config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
23573	(MACFLAGS_MATCH_P): New macro.
23574	* config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
23575	(bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
23576	* config/bfin/bfin.md (MACFLAG_IS_M): New constant.  Renumber some of
23577	the other MACFLAG constants.
23578	(sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
23579	(flag_machi): Tighten constraints.  Renumber some of the operands.
23580	(flag_machi_acconly): Tighten constraints.  Correct operand numbers in
23581	output template.
23582	(flag_machi_parts_acconly): New pattern.
23583	(flag_macinithi): Tighten constraints.  Allow any accumulator to be
23584	used.
23585	(flag_macinit1hi): Tighten constraints.
23586	(flag_mul_macv2hi_parts_acconly): New pattern.
23587
23588	* config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
23589	Use a more efficient implementation.
23590	* config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
23591	inline sequences when not optimizing for size.
23592
23593	* config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
23594	movhi_high2low): Delete, merge functionality into...
23595	(packv2hi): ... this pattern.
23596
23597	2007-02-11  Jie Zhang  <jie.zhang@analog.com>
23598	* config/bfin/bfin.opt (msim): New option.
23599	(mcpu=): New option.
23600	* config/bfin/bfin-protos.h (enum bfin_cpu): New.
23601	(bfin_cpu_t): Typedef of enum bfin_cpu.
23602	(bfin_cpu_type): New declaration.
23603	* config/bfin/elf.h (STARTFILE_SPEC): Add support for
23604	-msim and -mcpu= options.
23605	(LIB_SPEC): Likewise.
23606	* config/bfin/bfin.c (bfin_cpu_type): Define.
23607	(bfin_handle_option): Handle -mcpu= option.
23608	* config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
23609	(TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
23610	__ADSPBF533__ or __ADSPBF537__ according to the cpu type.
23611
236122007-04-12  Richard Sandiford  <richard@codesourcery.com>
23613
23614	* config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
23615	(arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
23616	(powerpc-wrs-vxworksae): Use ${tm_file}.
23617	(i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
23618	after elfos.h.  Remove i386/sysv4.h and add i386/vx-common.h.
23619	* config/i386/vx-common.h: New file.
23620
236212007-04-12  Richard Sandiford  <richard@codesourcery.com>
23622
23623	* config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
23624	of crt0.o%s.
23625
236262007-04-12  Andreas Krebbel  <krebbel1@de.ibm.com>
23627
23628	* config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
23629	ldxtr.
23630
236312007-04-12  Douglas Gregor  <doug.gregor@gmail.com>
23632
23633	PR c++/31078
23634	PR c++/31103
23635	* c-common.c (c_build_qualified_type): Set canonical type
23636	appropriately.
23637
236382007-04-12  Richard Guenther  <rguenther@suse.de>
23639
23640	* tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
23641	lower bound and element size if lower bound is not zero
23642	or either of the ARRAY_REF operands is set.
23643
236442007-04-12  Richard Guenther  <rguenther@suse.de>
23645
23646	PR tree-optimization/24689
23647	PR tree-optimization/31307
23648	* fold-const.c (operand_equal_p): Compare INTEGER_CST array
23649	indices by value.
23650	* gimplify.c (canonicalize_addr_expr): To be consistent with
23651	gimplify_compound_lval only set operands two and three of
23652	ARRAY_REFs if they are not gimple_min_invariant.  This makes
23653	it never at this place.
23654	* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
23655
236562007-04-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
23657
23658	* pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
23659	null before emitting a .nsubspa directive.
23660
236612007-04-11  Diego Novillo  <dnovillo@redhat.com>
23662
23663	* tree-ssa-alias.c (dump_mem_ref_stats): Do not call
23664	need_to_partition_p if there are no memory statements in the
23665	function.
23666
236672007-04-11  Zdenek Dvorak  <dvorakz@suse.cz>
23668
23669	* tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
23670	(gcd_of_steps_may_divide_p): New function.
23671	(analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
23672
236732007-04-11  Bernd Schmidt  <bernd.schmidt@analog.com>
23674
23675	* reload.c (find_reloads_toplev, find_reloads_address,
23676	find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
23677	not a pointer equality test, to decide if we need to call
23678	push_reg_equiv_alt_mem.
23679
236802007-04-11  Sebastian Pop  <sebastian.pop@inria.fr>
23681
23682	* tree-data-ref.c (affine_function_zero_p, constant_access_functions,
23683	insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
23684	New.
23685	(build_classic_dist_vector): Call add_distance_for_zero_overlaps.
23686
236872007-04-11  Zdenek Dvorak  <dvorakz@suse.cz>
23688
23689	* tree-data-ref.c (add_multivariate_self_dist): Force the distance
23690	vector to be positive.
23691
236922007-04-11  Diego Novillo  <dnovillo@redhat.com>
23693
23694	PR 30735
23695	PR 31090
23696	* doc/invoke.texi: Document --params max-aliased-vops and
23697	avg-aliased-vops.
23698	* tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
23699	debug_memory_partitions): Move to tree-flow.h
23700	* params.h (AVG_ALIASED_VOPS): Define.
23701	* tree-ssa-alias.c (struct mp_info_def): Remove.  Update all
23702	users.
23703	(mp_info_t): Likewise.
23704	(get_mem_sym_stats_for): New.
23705	(set_memory_partition): Move from tree-flow-inline.h.
23706	(mark_non_addressable): Only clear the set of symbols for the
23707	partition if it exists.
23708	(dump_memory_partitions): Move from tree-ssa-operands.c
23709	(debug_memory_partitions): Likewise.
23710	(need_to_partition_p): New.
23711	(dump_mem_ref_stats): New.
23712	(debug_mem_ref_stats): New.
23713	(dump_mem_sym_stats): New.
23714	(debug_mem_sym_stats): New.
23715	(update_mem_sym_stats_from_stmt): New.
23716	(compare_mp_info_entries): New.
23717	(mp_info_cmp): Call it.
23718	(sort_mp_info): Change argument to a list of mem_sym_stats_t
23719	objects.
23720	(get_mpt_for): Move from tree-ssa-operands.c.
23721	(find_partition_for): New.
23722	(create_partition_for): Remove.
23723	(estimate_vop_reduction): New.
23724	(update_reference_counts): New.
23725	(build_mp_info): New.
23726	(compute_memory_partitions): Refactor.
23727	Document new heuristic.
23728	Call build_mp_info, update_reference_counts,
23729	find_partition_for and estimate_vop_reduction.
23730	(compute_may_aliases): Populate virtual operands before
23731	calling debugging dumps.
23732	(delete_mem_sym_stats): New.
23733	(delete_mem_ref_stats): New.
23734	(init_mem_ref_stats): New.
23735	(init_alias_info): Call it.
23736	(maybe_create_global_var): Remove alias_info argument.
23737	Get number of call sites and number of pure/const call sites
23738	from gimple_mem_ref_stats().
23739	(dump_alias_info): Call dump_memory_partitions first.
23740	(dump_points_to_info_for): Show how many times a pointer has
23741	been dereferenced.
23742	* opts.c (decode_options): For -O2 set --param
23743	max-aliased-vops to 500.
23744	For -O3 set --param max-aliased-vops to 1000 and --param
23745	avg-aliased-vops to 3.
23746	* fortran/options.c (gfc_init_options): Remove assignment to
23747	MAX_ALIASED_VOPS.
23748	* tree-flow-inline.h (gimple_mem_ref_stats): New.
23749	* tree-dfa.c (dump_variable): Dump memory reference
23750	statistics.
23751	Dump NO_ALIAS* settings.
23752	(referenced_var_lookup): Tidy.
23753	(mem_sym_stats): New.
23754	* tree-ssa-copy.c (may_propagate_copy): Return true if DEST
23755	and ORIG are different SSA names for a memory partition.
23756	* tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
23757	* tree-flow.h (struct mem_sym_stats_d): Define.
23758	(mem_sym_stats_t): Define.
23759	(struct mem_ref_stats_d): Define.
23760	(struct gimple_df): Add field mem_ref_stats.
23761	(enum noalias_state): Define.
23762	(struct var_ann_d): Add bitfield noalias_state.
23763	(mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
23764	debug_mem_ref_stats, debug_memory_partitions,
23765	debug_mem_sym_stats): Declare.
23766	* tree-ssa-structalias.c (update_alias_info): Update call
23767	sites, pure/const call sites and asm sites in structure
23768	returned by gimple_mem_ref_stats.
23769	Remove local variable IS_POTENTIAL_DEREF.
23770	Increase NUM_DEREFS if the memory expression is a potential
23771	dereference.
23772	Call update_mem_sym_stats_from_stmt.
23773	If the memory references memory, call
23774	update_mem_sym_stats_from_stmt for all the direct memory
23775	symbol references found.
23776	(intra_create_variable_infos): Set noalias_state field for
23777	pointer arguments according to the value of
23778	flag_argument_noalias.
23779	* tree-ssa-structalias.h (struct alias_info): Remove fields
23780	num_calls_found and num_pure_const_calls_found.
23781	(update_mem_sym_stats_from_stmt): Declare.
23782	* params.def (PARAM_MAX_ALIASED_VOPS): Change description.
23783	Set default value to 100.
23784	(PARAM_AVG_ALIASED_VOPS): Define.
23785
237862007-04-11  Richard Guenther  <rguenther@suse.de>
23787
23788	PR middle-end/31530
23789	* simplify-rtx.c (simplify_binary_operation_1): Do not simplify
23790	a * -b + c as c - a * b if we honor sign dependent rounding.
23791
237922007-04-11  Bernd Schmidt  <bernd.schmidt@analog.com>
23793
23794	* config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
23795	bfin_expand_strmov.
23796	* config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
23797	bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
23798	variables.
23799	(initialize_trampoline): Don't use old-style function definition.
23800	(bfin_secondary_reload): Mark IN_P argument as unused.
23801
238022007-04-10  Sebastian Pop  <sebastian.pop@inria.fr>
23803
23804	PR tree-optimization/31343
23805	* tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
23806	(build_polynomial_chrec): Return a scalar when the evolution is zero.
23807	* testsuite/gcc.dg/vect/pr31343.c: New.
23808
238092007-04-10  Eric Christopher  <echristo@apple.com>
23810
23811	* config/i386/i386.h (X87_FLOAT_MODE_P): New.
23812	* config/i386/i386.md (*cmpfp0): Use.
23813	(*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23814	(*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23815	(fix_trunc<mode>_i386_fisttp): Ditto.
23816	(fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23817	(*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23818	(fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23819	(fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23820	(*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23821	(*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23822	(unnamed_splitters): Ditto.
23823	* config/i386/i386.c (output_fix_trunc): Assert that
23824	we're not being passed a TFmode operand.
23825
238262007-04-10  Zdenek Dvorak  <dvorakz@suse.cz>
23827
23828	PR tree-optimization/31526
23829	* tree-inline.c (copy_cfg_body): Use last_basic_block instead of
23830	n_basic_blocks to find newly added blocks.
23831
238322007-04-10  Uros Bizjak  <ubizjak@gmail.com>
23833
23834	* config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
23835	alternative.
23836	(fix_trunc<mode>si_sse): Ditto.
23837	(*floatsisf2_mixed, *floatsisf2_sse): Ditto.
23838	(*floatsidf2_mixed, *floatsidf2_sse): Ditto.
23839	(*floatdisf2_mixed, *floatdisf2_sse): Ditto.
23840	(*floatdidf2_mixed, *floatdidf2_sse): Ditto.
23841	(floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
23842	expander using SSEMODEF mode macro.
23843	(floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
23844	expander using SSEMODEF mode macro.
23845	(*floathi<mode>2_i387): Rename from *floathisf2_i387 and
23846	*floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
23847	(*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
23848	*floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
23849	(*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
23850	*floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
23851	(float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
23852	Macroize insn using X87MODEF mode macro.
23853
238542007-04-09  H.J. Lu  <hongjiu.lu@intel.com>
23855
23856	* config/i386/sse.md (sse2_pinsrw): Removed.
23857	(sse2_pextrw): Renamed to ...
23858	(*sse2_pextrw): This.
23859
238602007-04-09  Jan Hubicka  <jh@suse.cz>
23861
23862	PR target/27869
23863	* config/i386/sse.md
23864	(sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
23865	(sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
23866	(sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
23867	(sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
23868
238692007-04-09  Jan Hubicka  <jh@suse.cz>
23870
23871	* tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
23872	multiple fields of union.
23873
238742007-04-09  Zdenek Dvorak  <dvorakz@suse.cz>
23875
23876	* cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
23877	(create_preheaders): Check that loops are available.
23878	(fix_loop_structure): Clean up, improve comments.
23879	* tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
23880	Check that loops are available.  Set LOOP_CLOSED_SSA to the loops
23881	state flags.
23882	* tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
23883	* predict.c (tree_estimate_probability): Do not call
23884	calculate_dominance_info.  Call create_preheaders.
23885	* tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
23886	rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
23887	flags.
23888	* cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
23889	* cfgloop.h (LOOP_CLOSED_SSA): New constant.
23890	* tree-cfg.c (tree_split_edge): Make an assert more precise.
23891	* tree-ssa-threadedge.c (thread_across_edge): Comment the function
23892	arguments.
23893
238942007-04-08  Jan Hubicka  <jh@suse.cz>
23895
23896	* tree.h (maybe_fold_offset_to_component_ref): Declare.
23897	* tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
23898	* fold-const.c (fold_unary): Use it.
23899
239002007-04-08  Andrew Pinski  <andrew_pinski@playstation.sony.com>
23901
23902	* varasm.c (assemble_variable): Remove call to
23903	lang_hooks.decls.prepare_assemble_variable.
23904	* langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
23905	(LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
23906	* langhooks.h (lang_hooks_for_decls): Remove
23907	prepare_assemble_variable.
23908
239092007-04-08  Mike Stump  <mrs@apple.com>
23910
23911	* config/i386/i386.c: Use inc/dec on Core2.
23912
239132007-04-08  Steven Bosscher  <steven@gcc.gnu.org>
23914
23915	* langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
23916	lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23917	lhd_tree_inlining_end_inlining): Remove.
23918	* langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
23919	add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
23920	end_inlining hooks.
23921	* langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
23922	lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23923	lhd_tree_inlining_end_inlining): Remove prototypes.
23924	(LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
23925	LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
23926	LANG_HOOKS_TREE_INLINING_START_INLINING,
23927	LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
23928
23929	* c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
23930	not set it.
23931
239322007-04-08  Anatoly Sokolov <aesok@post.ru>
23933
23934	PR target/29932
23935	* config/avr/predicates.md (io_address_operand): Delete predicate.
23936	(low_io_address_operand): Don't use 'mode' argument.
23937	(higth_io_address_operand): Rename ...
23938	(high_io_address_operand): ... to this. Don't use 'mode' argument.
23939	* config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
23940	for above change.
23941
239422007-04-07  Daniel Berlin  <dberlin@dberlin.org>
23943
23944	Revert change removing staticp.
23945
239462007-04-07  Anatoly Sokolov <aesok@post.ru>
23947
23948	PR target/30289
23949	* config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
23950	earlyclobber.
23951
239522007-04-07  Bruce Korb  <bkorb@gnu.org>
23953
23954	* c.opt: Add -Wformat-contains-nul.
23955	* c-format.c (set_Wformat): Set warn_format_contains_nul to the
23956	  -Wformat setting.
23957	(check_format_info_main): Check OPT_Wformat_contains_nul before emitting
23958	the NUL byte warning.
23959
239602007-04-07  H.J. Lu  <hongjiu.lu@intel.com>
23961
23962	* config/i386/i386.c (ix86_handle_option): Handle SSSE3.
23963
239642007-04-06  Daniel Berlin  <dberlin@dberlin.org>
23965
23966	* tree.c (staticp): No longer use staticp langhook.
23967	* langhooks.c (lhd_staticp): Removed.
23968	* langhooks.h (struct lang_hooks): Remove staticp.
23969	* c-common.c (c_staticp): Remove.
23970	* c-common.h (c_staticp): Ditto.
23971	* langhooks-defs.h (lhd_staticp): Ditto.
23972	(LHD_HOOKS_STATICP): Ditto
23973	* tree.h (gcc_assert_lowered): New macro.
23974
239752007-04-06  Zdenek Dvorak  <dvorakz@suse.cz>
23976
23977	* tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
23978	argument "reliable".
23979	(infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
23980	Add argument "reliable".  Propagate it through calls.
23981	(infer_loop_bounds_from_undefined): Derive number of iterations
23982	estimates from references in blocks that do not dominate loop latch.
23983	(gcov_type_to_double_int): New function.
23984	(estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
23985	and expected_loop_iterations_unbounded.
23986	* cfgloopanal.c (expected_loop_iterations_unbounded): New function.
23987	(expected_loop_iterations): Use expected_loop_iterations_unbounded.
23988	* tree-data-ref.c (estimated_loop_iterations): Export.
23989	(get_references_in_stmt): Fix -- do not return addresses of local
23990	objects.
23991	* cfgloop.h (expected_loop_iterations_unbounded,
23992	estimated_loop_iterations): Declare.
23993
239942007-04-06  Andreas Tobler  <a.tobler@schweiz.org>
23995
23996	* tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
23997
239982007-04-06  Uros Bizjak  <ubizjak@gmail.com>
23999
24000	* config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
24001	and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
24002	(*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
24003	Use output_387_reg_move().
24004	(*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
24005	expander using X87MODEF12 mode macro.
24006	(*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
24007	choosing register preferences.  Use output_387_reg_move().
24008	(*truncxfdf2_mixed): Combine alternatives, use "r" alternative
24009	instead of "x".  Use output_387_reg_move().
24010	(*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
24011	*truncxfdf2_i387_noop.  Macroize insn using X87MODEF12 mode macro.
24012	(*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
24013	*truncxfdf2_i387.  Macroize insn using X87MODEF12 mode macro.
24014	Use output_387_reg_move().
24015	(*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
24016	mode macro.
24017	(*truncxf?f_i387 splitter): Ditto.
24018
240192007-04-06  Daniel Berlin  <dberlin@dberlin.org>
24020
24021	* langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
24022	LANG_HOOKS_SAFE_FROM_P.
24023	* expr.c (safe_from_p): Remove langhook call.
24024	* langhooks.h (lang_hooks): Remove safe_from_p.
24025	(lhd_safe_from_p): Remove prototype.
24026	* langhooks.c (lhd_safe_from_p): Remove.
24027
240282007-04-06  Jan Hubicka  <jh@suse.cz>
24029
24030	* cgraphunit.c (decide_is_function_needed): Do not keep always_inline
24031	functions.
24032
240332007-04-06  Uros Bizjak  <ubizjak@gmail.com>
24034
24035	* config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
24036	* config/i386/i386.md (*movsf_1, *movdf_nointeger,
24037	*movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
24038	*movxf_integer): Use output_387_reg_move() for x87 reg->mem
24039	alternative.
24040	(*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
24041	*extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
24042
240432007-04-05  Richard Henderson  <rth@redhat.com>
24044
24045	* config/alpha/alpha.c (print_operand) [+]: Remove.
24046	(alpha_end_function): Print nop if call at end of function.
24047	* config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
24048	* config/alpha/alpha.md (UNSPEC_LDGP1): New.
24049	(call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
24050	(call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
24051	(call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
24052	the call pattern. Update peepholes to match.
24053
240542007-04-05  Janis Johnson  <janis187@us.ibm.com>
24055
24056	* doc/extend.texi (Other Builtins): Add decimal float variants
24057	of signbit.
24058	* builtins.def: Ditto.
24059	* builtins.c (expand_builtin): Ditto.
24060
240612007-04-05  Uros Bizjak  <ubizjak@gmail.com>
24062	    H.J. Lu  <hongjiu.lu@intel.com>
24063
24064	PR target/31478
24065	* config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
24066	of V8HImode when calling ix86_binary_operator_ok.
24067	(sse2_pmaddwd): Call ix86_binary_operator_ok.
24068	(sdot_prodv8hi): Operands 1 and 2 must be register.
24069
240702007-04-05  Alexandre Oliva  <aoliva@redhat.com>
24071
24072	* tree-sra.c (try_instantiate_multiple_fields): Needlessly
24073	initialize align to silence bogus warning.
24074
240752007-04-05  Alexandre Oliva  <aoliva@redhat.com>
24076
24077	PR middle-end/22156
24078	* tree-sra.c (struct sra_elt): Add in_bitfld_block.  Remove
24079	all_no_warning.
24080	(struct sra_walk_fns): Remove use_all parameter from use.
24081	(sra_hash_tree): Handle BIT_FIELD_REFs.
24082	(sra_elt_hash): Don't hash bitfld blocks.
24083	(sra_elt_eq): Skip them in parent compares as well.  Handle
24084	BIT_FIELD_REFs.
24085	(sra_walk_expr): Don't maintain or pass down use_all_p.
24086	(scan_use): Remove use_all parameter.
24087	(scalarize_use): Likewise.  Re-expand assignment to
24088	BIT_FIELD_REF of gimple_reg.  De-scalarize before input or
24089	output, and re-scalarize after output.  Don't mark anything
24090	for no warning.
24091	(scalarize_ldst): Adjust.
24092	(scalarize_walk_gimple_modify_statement): Likewise.
24093	(build_element_name_1): Handle BIT_FIELD_REFs.
24094	(instantiate_element): Don't warn for any element whose parent
24095	is used as a whole.
24096	(instantiate_missing_elements_1): Return the sra_elt.
24097	(canon_type_for_field): New.
24098	(try_instantiate_multiple_fields): New.
24099	(instantiate_missing_elemnts): Use them.
24100	(mark_no_warning): Removed.
24101	(generate_one_element_ref): Handle BIT_FIELD_REFs.
24102	(REPLDUP, sra_build_elt_assignment): New.
24103	(generate_copy_inout): Use them.
24104	(generate_element_copy): Likewise.  Handle bitfld differences.
24105	(generate_element_zero): Don't recurse for blocks.  Use
24106	sra_build_elt_assignment.
24107	(generate_one_element_int): Take elt instead of var.  Use
24108	sra_build_elt_assignment.
24109	(generate_element_init_1): Adjust.
24110	(scalarize_use, scalarize_copy): Use REPLDUP.
24111	(scalarize_ldst): Move assert before dereference.
24112	(dump_sra_elt_name): Handle BIT_FIELD_REFs.
24113
241142007-04-05  Steven Bosscher  <steven@gcc.gnu.org>
24115
24116	* regmove.c: Fix unused variable warnings due to previous commit.
24117
241182007-04-05  Steven Bosscher  <steven@gcc.gnu.org>
24119
24120	* regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
24121	(regmove_bb_head): Remove.
24122	(copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
24123	(regmove_optimize): Don't do unnecessary CFG fixes for non-existing
24124	problems with fixup_match_1.
24125	Don't initialize/free regmove_bb_head.
24126
24127	(reg_is_remote_constant_p): If an insn is in the same basic block
24128	but not before INSN, consider it remote, too.
24129
241302007-04-05  Anatoly Sokolov <aesok@post.ru>
24131
24132	PR target/25448
24133	* config/avr/avr.c (avr_handle_fndecl_attribute): Use the
24134	DECL_ASSEMBLER_NAME, not the DECL_NAME.
24135
241362007-04-05  H.J. Lu  <hongjiu.lu@intel.com>
24137
24138	* config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
24139	(CONDITIONAL_REGISTER_USAGE): Likewise.
24140
241412007-04-04  Richard Henderson  <rth@redhat.com>
24142
24143	* config/alpha/lib1funcs.asm: Remove unused file.
24144
241452007-04-04  Brooks Moses  <brooks.moses@codesourcery.com>
24146
24147	PR other/31356
24148	* opts.c (print_specific_help): Fix --help=<language>
24149	header line.
24150	(common_handle_option): Support --help=common.
24151
241522007-04-04  Brooks Moses  <brooks.moses@codesourcery.com>
24153
24154	PR other/31353
24155	* gcc.c (main): Do not run the linker if
24156	print_subprocess_help indicates that it shouldn't be
24157	run.
24158
241592007-04-04  Brooks Moses  <brooks.moses@codesourcery.com>
24160
24161	PR doc/31355
24162	* doc/invoke.texi (--help=): Document <languages> value, fix
24163	formatting in tables of values.
24164
241652007-04-04  Danny Smith  <dannysmith.users.sourceforge.net>
24166
24167	* config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
24168	dllimport attribute of virtual methods.
24169
241702007-04-04  Chen Liqin  <liqin@sunnorth.com.cn>
24171
24172	* config/score/crti.asm: Change _bss_start to __bss_start.
24173	* config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
24174	(OUTGOING_REG_PARM_STACK_SPACE) update.
24175	* config/score/score.opt: add options to make backend support
24176	score5, score5u, score7 and score7d.
24177	* config/score/score.md: Likewise.
24178	* config/score/misc.md: Likewise.
24179	* config/score/mac.md: Likewise.
24180	* doc/invoke.texi: Likewise.
24181	* doc/md.texi: update constraints define.
24182
241832007-04-03  Richard Henderson  <rth@redhat.com>
24184
24185	* expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
24186	an appropriate type, use the mode instead.
24187
241882007-04-03  Richard Sandiford  <richard@codesourcery.com>
24189
24190	* config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
24191	Set the default --with-arch setting to mips2.
24192	* config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
24193	(MULTILIB_EXCEPTIONS): Redefine with new multilibs.
24194	(MULTILIB_OSDIRNAMES): Delete.
24195	(MULTILIB_DIRNAMES): Define.
24196	* config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
24197	(LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
24198	(TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
24199	definitions, except for _WRS_R3K_EXC_SUPPORT.  Call
24200	VXWORKS_OS_CPP_BUILTINS.
24201	(SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
24202	(MIPS_DEBUGGING_INFO): Undefine.
24203	(FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
24204
242052007-04-03  Jakub Jelinek  <jakub@redhat.com>
24206
24207	PR middle-end/30704
24208	* fold-const.c (native_encode_real): Encode real.c provided longs
24209	as a series of 32-bit native integers.
24210	(native_interpret_real): Interpret buffer as a series of 32-bit
24211	native integers.
24212
242132007-04-03  Richard Guenther  <rguenther@suse.de>
24214
24215	* genpreds.c (write_insn_constraint_len): Write function
24216	optimized for CONSTRAINT_LEN implementation.
24217	(write_tm_preds_h): Output insn_constraint_len inline and
24218	use it for CONSTRAINT_LEN.
24219	(write_insn_preds_c): Don't output insn_constraint_len.
24220	* doc/md.texi (define_register_constraint): Document multi-letter
24221	constraints shall have the same length if they start with the same
24222	letter.
24223
242242007-04-03  Uros Bizjak  <ubizjak@gmail.com>
24225
24226	PR target/31175
24227	* config/i386/i386.md (isinf<mode>2): Expand only when
24228	TARGET_C99_FUNCTIONS is set.
24229
242302007-04-03  Uros Bizjak  <ubizjak@gmail.com>
24231
24232	* config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
24233	(x86_64-*-linux*): Ditto.
24234	* config/i386/i386.opt (mpc): New option.
24235	* config/i386/i386.c (overrride_options): Handle
24236	ix87_precision_string.
24237	* config/i386/crtprec.c: New file.
24238	* config/i386/t-crtpc: Ditto.
24239	* config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
24240	and -mpc80 options.
24241	* config/i386/linux64.h (ENDFILE_SPEC): Ditto.
24242	* config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
24243	crtprec32.o, crtprec64.o and crtprec80.o.
24244
24245	* doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
24246	and -mpc80 options.
24247	(i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
24248
242492007-04-02  Eric Christopher  <echristo@apple.com>
24250
24251	* doc/invoke.texi (i386 and x86-64 Options): Document -m64
24252	limitations on darwin.
24253
242542007-04-02  Anatoly Sokolov <aesok@post.ru>
24255
24256	PR target/31137
24257	* config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
24258
242592007-04-02  Dave Korn  <dave.korn@artimi.com>
24260
24261	* doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
24262
242632007-04-02  Dave Korn  <dave.korn@artimi.com>
24264
24265	* libgcc2.h (exception_descriptor): Don't forward-declare.
24266	(__get_eh_table_language, __get_eh_table_version): Delete
24267	prototypes of long-dead functions.
24268
242692007-04-01  Daniel Berlin  <dberlin@dberlin.org>
24270
24271	* ebitmap.h: New file
24272	* ebitmap.c: New file
24273	* Makefile.in (ebitmap.o): New target.
24274
242752007-04-01  Jan Hubicka  <jh@suse.cz>
24276
24277	* emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
24278	before very first instruction.
24279
242802007-04-01  Jan Hubicka  <jh@suse.cz>
24281
24282	* ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
24283	waring on 64bit hosts.
24284	* bitmap.h: Fix typo in bitmap_head_def.
24285
242862007-04-01  Steven Bosscher  <steven@gcc.gnu.org>
24287
24288	PR rtl-optimization/31391
24289	* cfgcleanup.c (try_optimize_cfg): If a removed label is turned
24290	into a DELETED_LABEL note, and the label is in an empty basic
24291	block, update BB_END as well as BB_HEAD.
24292
242932007-04-01  Richard Henderson  <rth@redhat.com>
24294
24295	PR tree-optimization/31169
24296	* tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
24297	to varying if the range is outside [0,  prec-1].
24298
242992007-04-01  Richard Sandiford  <richard@codesourcery.com>
24300
24301	PR target/31388
24302	* config/mips/mips.md (load_const_gp): New insn.
24303	* config/mips/mips.c (mips_split_symbol): Avoid using or creating
24304	the MIPS16 GP pseudo register if no_new_pseudos.
24305	(mips16_gp_pseudo_reg): Use gen_load_const_gp.
24306
243072007-03-31  Andrew Pinski  <andrew_pinski@playstation.sony.com>
24308
24309	PR target/31364
24310	* config/rs6000/rs6000.md (call): Convert to LR hard reg for
24311	secureplt.
24312	(call_value): Likewise.
24313
243142007-03-31  Wolfgang Bangerth  <bangerth@dealii.org>
24315	    Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
24316
24317	PR 14737
24318	* doc/invoke.texi: (optimization options): Reword description
24319	of -ffast-math. Document its primary purpose.
24320
243212007-03-31  Richard Guenther  <rguenther@suse.de>
24322
24323	* omp-low.c (splay-tree.h): Include.
24324	(lookup_decl): Replace splay-tree usage by pointer-map.
24325	(maybe_lookup_decl): Likewise.
24326	(new_omp_context): Likewise.
24327	(delete_omp_context): Likewise.
24328	* gimplify.c (splay-tree.h): Include.
24329	* tree-inline.c (insert_decl_map): Replace splay-tree usage by
24330	pointer-map.
24331	(remap_ssa_name): Likewise.
24332	(remap_decl): Likewise.
24333	(remap_type_1): Likewise.
24334	(remap_type): Likewise.
24335	(copy_body_r): Likewise.
24336	(expand_call_inline): Likewise.
24337	(clone_body): Likewise.
24338	(copy_tree_r): Likewise.
24339	(remap_save_expr): Likewise.
24340	(unsave_r): Likewise.
24341	(unsave_expr_now): Likewise.
24342	(tree_function_versioning): Likewise.
24343	(build_duplicate_type): Likewise.
24344	* tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
24345	(struct copy_body_data): Replace splay-tree by pointer-map.
24346	* Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
24347	not $(SPLAY_TREE_H).
24348	(gimplify.o): Depend on $(SPLAY_TREE_H).
24349	(omp-low.p): Likewise.
24350
243512007-03-31  Anatoly Sokolov <aesok@post.ru>
24352
24353	* config/avr/predicates.md (even_register_operand,
24354	odd_register_operand): New predicates.
24355	* config/avr/avr.md (movw peephole2): New.
24356	(movw_r peephole2): New.
24357
243582007-03-30  Rafael Ávila de Espíndola  <espindola@google.com>
24359
24360	* tree.h (get_signed_or_unsigned_type): New.
24361	* fold-const.c (operand_equal_for_comparison_p): Use
24362	get_signed_or_unsigned_type instead of
24363	lang_hooks.types.signed_or_unsigned_type.
24364	* expr.c (store_expr): Ditto.
24365	* langhooks.c (get_signed_or_unsigned_type): New.
24366	(lhd_signed_or_unsigned_type): New.
24367	* langhooks.h (lhd_signed_or_unsigned_type): New.
24368	* langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
24369
243702007-03-30  Richard Henderson  <rth@redhat.com>
24371
24372	* tree-ssa-loop-ivopts.c: Include target.h.
24373	(produce_memory_decl_rtl): Pass the rtx through encode_section_info.
24374	(get_address_cost): Force SYMBOL_FLAG_LOCAL set.
24375	(force_expr_to_var_cost): Use produce_memory_decl_rtl.
24376	* Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
24377
243782007-03-30  Richard Henderson  <rth@redhat.com>
24379	    Kai Tietz  <kai.tietz@onevision.com>
24380
24381	* config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
24382	default for 64-bit.
24383	(PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
24384	(TARGET_64BIT_MS_ABI): New.
24385	(DBX_REGISTER_NUMBER): Handle 64-bit.
24386	(SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
24387	(LONG_TYPE_SIZE): Force to 32.
24388	(REG_PARM_STACK_SPACE): New.
24389	(OUTGOING_REG_PARM_STACK_SPACE): New.
24390	(REGPARM_MAX, SSE_REGPARM_MAX): New.
24391	(HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24392	(STACK_BOUNDARY): Use 128 for 64-bit.
24393	* config/i386/cygwin.asm: Use push/ret to preserve call stack.
24394	Add 64-bit implementation.
24395	* config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
24396	argument unused.
24397	* config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
24398	(override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
24399	Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
24400	for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
24401	(ix86_handle_cconv_attribute): Don't warn when ignoring if
24402	TARGET_64BIT_MS_ABI.
24403	(ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
24404	(ix86_pass_by_reference): Likewise.
24405	(ix86_function_value_regno_p): Likewise.
24406	(ix86_build_builtin_va_list): Likewise.
24407	(ix86_va_start, ix86_gimplify_va_arg): Likewise.
24408	(function_arg_advance_ms_64): New.
24409	(function_arg_advance): Call it.
24410	(function_arg_ms_64): New.
24411	(function_arg): Call it.
24412	(function_value_ms_64): New.
24413	(ix86_function_value_1): Call it.
24414	(return_in_memory_ms_64): New.
24415	(ix86_return_in_memory): Call it.
24416	(setup_incoming_varargs_ms_64): New.
24417	(ix86_setup_incoming_varargs): Call it.
24418	(ix86_expand_prologue): Handle 64-bit stack probing.
24419	(legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
24420	(output_pic_addr_const): Likewise.
24421	(x86_this_parameter): Likewise.
24422	(x86_output_mi_thunk): Likewise.
24423	(x86_function_profiler): Likewise.
24424	(TARGET_STRICT_ARGUMENT_NAMING): New.
24425	* config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
24426	(TARGET_64BIT_MS_ABI): New.
24427	(CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
24428	* config/i386/i386.md (allocate_stack_worker): Remove.
24429	(allocate_stack_worker_32): Rename from allocate_stack_worker_1;
24430	describe the clobber of eax without a match_scratch.
24431	(allocate_stack_worker_postreload): Remove.
24432	(allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
24433	describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
24434	(allocate_stack_worker_rex64_postreload): Remove.
24435	(allocate_stack): Handle 64-bit.
24436	* config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
24437	* config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
24438	(EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
24439	(STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
24440	(STANDARD_STARTFILE_PREFIX_1): Likewise.
24441	* config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
24442	* config.build (x86_64-*-mingw*): New host.
24443	* config.host (x86_64-*-mingw*): New host.
24444	* config.gcc (x86_64-*-mingw*): New target.
24445	* gthr-win32.h (__gthread_key_create): Mark dtor unused.
24446
244472007-03-30  Richard Henderson  <rth@redhat.com>
24448	    Kai Tietz  <kai.tietz@onevision.com>
24449
24450	* c-pragma.c (struct def_pragma_macro_value): New.
24451	(struct def_pragma_macro): New.
24452	(pushed_macro_table): New.
24453	(dpm_hash, dpm_eq): New.
24454	(handle_pragma_push_macro, handle_pragma_pop_macro): New.
24455	(init_pragma): Install them.
24456	* doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24457
244582007-03-30  Anatoly Sokolov <aesok@post.ru>
24459
24460	* config/avr/avr.c (avr_override_options): Clear
24461	'flag_delete_null_pointer_checks'.
24462
244632007-03-30  Paolo Carlini  <pcarlini@suse.de>
24464
24465	PR c++/26099
24466	* c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
24467	RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
24468	RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
24469	RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
24470	RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
24471	RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
24472	RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
24473	C++ extensions.
24474	* doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
24475
244762007-03-30  Steven Bosscher  <steven@gcc.gnu.org>
24477
24478	* regmove.c: Move all of pass_stack_adjustments from here...
24479	* combine-stack-adj.c: ...to this new file.
24480	* Makefile.in: Add rules for combine-stack-adj.o.
24481
244822007-03-30  Zdenek Dvorak  <dvorakz@suse.cz>
24483
24484	PR tree-optimization/31383
24485	* tree-data-ref.c (affine_function_equal_p): Do not require the
24486	vectors to have the same length.
24487
244882007-03-30  Jan Hubicka  <jh@suse.cz>
24489
24490	PR middle-end/30700
24491	* dwarf2out.c (reference_to_unused): Ask cgraph for functions
24492	availablility; add more sanity checking; ask varpool only about
24493	VAR_DECL.
24494
244952007-03-29  Richard Henderson  <rth@redhat.com>
24496
24497	* unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
24498	to decide, but __SIZEOF_LONG_LONG__.
24499
245002007-03-29  Richard Henderson  <rth@redhat.com>
24501
24502	* emutls.c (struct __emutls_array): New.
24503	(emutls_destroy): Use it instead of casting element 0 from void*.
24504	(__emutls_get_address): Likewise.
24505
245062007-03-29  Richard Henderson  <rth@redhat.com>
24507
24508	* varasm.c (initializer_constant_valid_p): Don't deny
24509	DECL_DLLIMPORT_P on functions.
24510
24511	* config/i386/cygming.h: Remove function declarations.
24512	(SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
24513	(ASM_OUTPUT_LABELREF): Remove.
24514	(COMMON_ASM_OP): Remove.
24515	(ASM_OUTPUT_COMMON): Remove.
24516	(ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
24517	(ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
24518	(ASM_DECLARE_FUNCTION_NAME): Likewise.
24519	* config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
24520	Rename from TARGET_ENCODE_SECTION_INFO.
24521	* config/i386/netware.h: Likewise.
24522	* config/i386/i386-protos.h: Update.
24523	* config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
24524	of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
24525	(legitimate_constant_p): Reject dllimports.
24526	(dllimport_map, get_dllimport_decl): New.
24527	(legitimize_dllimport_symbol): New.
24528	(legitimize_address, ix86_expand_move): Use it.
24529	(TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
24530	* config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
24531	(SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
24532	(SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
24533	* config/i386/predicates.md (constant_call_address_operand): Only
24534	accept symbols; reject dllimport_p symbols.
24535	* config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
24536	i386_pe_maybe_record_exported_symbol.
24537	* config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
24538	(i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
24539	(i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
24540	trust the setting of DECL_DLLIMPORT_P.
24541	(i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
24542	(i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
24543	(gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
24544	tidy the argument scanning loop.
24545	(i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
24546	SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
24547	(i386_pe_strip_name_encoding): Remove.
24548	(i386_pe_binds_local_p): New.
24549	(i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
24550	(i386_pe_output_labelref): Remove.
24551	(i386_pe_asm_output_aligned_decl_common): New.
24552	(i386_pe_maybe_record_exported_symbol): Rename from
24553	i386_pe_record_exported_symbol; check for dllexported symbols.
24554
245552007-03-29  Zack Weinberg  <zack@mrtock.ucsd.edu>
24556
24557	* gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
24558	add comment explaining why vsnprintf cannot be used.
24559
245602007-03-29  Douglas Gregor  <doug.gregor@gmail.com>
24561
24562	PR tree-optimization/30666
24563	* tree.c (build_complex_type): When creating type names for DWARF2
24564	debug info, create TYPE_DECLs for TYPE_NAME instead of
24565	IDENTIFIER_NODEs.
24566	(build_common_tree_nodes_2): Use build_complex_type when building
24567	predefined complex types, to preserve canonical types.
24568
245692007-03-29  Steven Bosscher  <steven@gcc.gnu.org>
24570
24571	* ifcvt.c (struct noce_if_info): Add then_else_reversed field.
24572	(noce_get_alt_condition): Look at it to determine whether to
24573	reverse the condition or not.
24574	(noce_get_condition): Substitute the truth for lies.
24575	(noce_find_if_block): Set the then_else_reversed field.
24576
245772007-03-29  Lars Poeschel <larsi@wh2.tu-dresden.de>
24578
24579	* config/fr30/fr30.md (movdi): Do not accept immediates as the
24580	destination of this insn.
24581	* config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
24582	than calling gen_rtx_SET directly.  Use r0 to hold the value of
24583	'address + 4' rather than a stack based temporary which can be
24584	mis-optimized away.
24585
245862007-03-29  Andreas Krebbel  <krebbel1@de.ibm.com>
24587
24588	* config/s390/s390.c (s390_secondary_input_reload_class,
24589	s390_secondary_output_reload_class): Functions removed.
24590	(s390_secondary_reload): New function.
24591	(TARGET_SECONDARY_RELOAD): Target macro defined.
24592	* config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
24593	SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
24594	* config/s390/s390.md ("reload_outti", "reload_outdi",
24595	"reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
24596	"reload_out<mode>"): Expanders removed.
24597	("reload<mode>_plus", "reload<mode>_nonoffmem_in",
24598	"reload<mode>_nonoffmem_out"): Expanders added.
24599
246002007-03-29  Andreas Krebbel  <krebbel1@de.ibm.com>
24601
24602	* regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
24603	action if SRC->DEST replacement failed anyway.
24604
246052007-03-28  Mike Stump  <mrs@apple.com>
24606
24607	* config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
24608	* config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
24609	* config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
24610
246112007-03-28  Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>
24612
24613	* config.gcc: Accept barcelona as a variant of amdfam10.
24614	* config/i386/i386.c (override_options): Likewise.
24615	* doc/invoke.texi: Likewise.
24616
246172007-03-28  Eric Botcazou  <ebotcazou@adacore.com>
24618
24619	* tree-dfa.c (get_ref_base_and_extent): Do not expect positive
24620	offsets for BIT_FIELD_REF and COMPONENT_REF.
24621
246222007-03-28  Richard Guenther  <rguenther@suse.de>
24623
24624	* tree.c (is_global_var): Move ...
24625	* tree-flow-inline.h (is_global_var): ... here.
24626	* tree.h (is_global_var): Remove declaration.
24627
246282007-03-28  Uros Bizjak  <ubizjak@gmail.com>
24629
24630	* config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
24631	option.
24632	(TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
24633	* config/i386/i386.c (ix86_tune_features): Initialize new
24634	tuning option.
24635	* config/i386/predicates.md (promotable_binary_operator): Use
24636	TARGET_TUNE_PROMOTE_HIMODE_IMUL.
24637
246382007-03-28  Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
24639
24640	PR target/31380
24641	* config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
24642
246432007-03-28  Lars Poeschel <larsi@wh2.tu-dresden.de>
24644
24645	* config/fr30/fr30.md (movsi_internal): Change destination
24646	constraint from m to V and add m to the end.
24647
246482007-03-28  Christian Bruel  <christian.bruel@st.com>
24649
24650	* config/sh/sh.md (movsi_i): Fix type attribute.
24651
246522007-03-28  Christian Bruel  <christian.bruel@st.com>
24653
24654	* config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
24655	(movsf_ie): Likewise.
24656
246572007-03-28  Christian Bruel  <christian.bruel@st.com>
24658
24659	* config.gcc: Add sh4-300 to multilib.
24660	* config/sh/t-mlib-sh4-300: New file.
24661
246622007-03-28  Andreas Krebbel  <krebbel1@de.ibm.com>
24663
24664	* config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
24665	("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
24666	fix_trunc<mode>di2.
24667	("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
24668	fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
24669	("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
24670	"fixuns_trunctddi2"): Whitespace fix.
24671
246722007-03-28  Kaz Kojima  <kkojima@gcc.gnu.org>
24673
24674	* config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
24675	the definition of struct sh_args.
24676	(CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
24677	CALL_COOKIE_INT_REG_GET): Likewise.
24678
246792007-03-28  Steven Bosscher  <steven@gcc.gnu.org>
24680
24681	* ifcvt.c (cond_exec_find_if_block): Return FALSE if no
24682	transformations are applied successfully.
24683
246842007-03-27  Douglas Gregor  <doug.gregor@gmail.com>
24685
24686	* tree.c (tree_contains_struct): Permit 512 tree codes.
24687	* tree.h (tree_contains_struct): Ditto.
24688	(MAX_TREE_CODES): Ditto.
24689	(struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
24690	SPARE member to store remaining padding bits.
24691
246922007-03-27  Anatoly Sokolov <aesok@post.ru>
24693
24694	* config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
24695	architecture.
24696
246972007-03-27  Janis Johnson  <janis187@us.ibm.com>
24698
24699	* configure.ac: Fix assembler test for powerpc*-linux decimal float.
24700	* configure: Regenerate.
24701
24702	* configure: Regenerate using the correct version of autoconf.
24703
247042007-03-27  Anatoly Sokolov  <aesok@post.ru>
24705
24706	* config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
24707	pointer regs.
24708	* config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
24709	regs to "__SP_L__" and "__SP_H__".
24710
247112007-03-27  Richard Guenther  <rguenther@suse.de>
24712
24713	* tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
24714	computations with it with a HOST_WIDE_INT variable.
24715
247162007-03-26  Mike Stump  <mrs@apple.com>
24717
24718	* config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
24719	objective-c-header, objective-c++-header and objc++-cpp-output
24720	support.
24721	* config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24722
247232007-03-26  Richard Henderson  <rth@redhat.com>
24724
24725	PR target/31361
24726	* config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
24727	IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
24728	IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
24729	IX86_BUILTIN_PSRLQ128): New.
24730	(ix86_init_mmx_sse_builtins): Add them.
24731	(ix86_expand_builtin): Expand them.
24732	* config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
24733	operand 2 be TImode.
24734	* config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
24735	_mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
24736	_mm_srli_epi64): Mark __B const.
24737	(_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
24738	(_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
24739	_mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
24740	new two-vector shift builtins.
24741
247422007-03-26  Ian Lance Taylor  <iant@google.com>
24743
24744	PR tree-optimization/31345
24745	* tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
24746	[+INF, +INF(OVF)] into VARYING.
24747
247482007-03-26  Zack Weinberg  <zackw@panix.com>
24749
24750	* gengtype-parse.c: New file.
24751	* gengtype-yacc.y: Delete.
24752	* gengtype-lex.l: Don't include gengtype-yacc.h.
24753	Define YY_DECL and yyterminate appropriately for recursive
24754	descent parser.  yylval is now a string out-parameter to yylex.
24755	(HWS, EOID): New shorthand.
24756	(IWORD): Add a couple more types.
24757	(yylex): Add a setup stanza.  Remove the complex rules for
24758	detecting GTY'ed types and typedefs; replace with simple
24759	keyword detectors.  Adjust everything for the changed
24760	definition of yylval.  Ignore all pp-directives, not just #define.
24761	(yyerror): Delete.
24762	(parse_file): Rename yybegin; do not call yyparse.
24763	(yyend): New.
24764	* gengtype.c (xasprintf): Export again.
24765	(this_file): New.  Use everywhere __FILE__ was being used.
24766	(get_lang_bitmap): Special case types defined in gengtype.c.
24767	(do_typedef, new_structure): Suppress definition of certain types.
24768	(new_structure): Improve diagnostics of duplicate definitions.
24769	Make sure location_s is associated with input.h.
24770	(nreverse_pairs, define_location_structures): New functions.
24771	(main): Improve tagging of kludge types.  Remove old kludges
24772	for input.h types; use define_location_structures.
24773	* gengtype.h: Update prototypes.  Define token codes here.
24774	* Makefile.in: Remove all references to gengtype-yacc.
24775	Add rules for gengtype-parse.o.  Adjust rules for gengtype-lex.o
24776	and gengtype.
24777	* bitmap.h (struct bitmap_head_def): Coalesce definitions,
24778	add GTY((skip)) to the field that's only conditionally there.
24779	* doc/install.texi: Document that Bison is no longer required
24780	unless building treelang.
24781
24782	* gengtype.c: Don't include gtyp-gen.h.
24783	(srcdir): Declare here.
24784	(base_files, lang_dir_names): Allocate dynamically.
24785	(gt_files, num_gt_files, num_lang_dirs): New globals.
24786	(measure_input_list, read_input_line, read_input_list)
24787	(set_lang_bitmap): New functions.
24788	(get_base_file_bitmap): Rename get_lang_bitmap and drastically
24789	simplify, relying on read_input_list to set up the bitmaps.
24790	(main): Arguments are no longer unused.  Check for correct number
24791	of command line arguments, set srcdir and srcdir_len, then call
24792	read_input_list, before doing anything else.  No need to worry
24793	about duplicates in main loop.
24794	* configure.ac: Simplify the calculation of all_gtfiles.
24795	Put language tags in there.  Don't set or substitute
24796	all_gtfiles_files_langs or all_gtfiles_files_frags.
24797	* Makefile.in: Revamp the way gengtype is invoked, now that it
24798	takes a file on its command line with a much simpler format.
24799	Remove or replace with gtyp-input.list all references to gtyp-gen.h.
24800	(GTFILES): Remove duplicates and C source files.
24801	* c-config-lang.in, cp/config-lang.in, objc/config-lang.in
24802	* objcp/config-lang.in: Add c-pragma.h to gtfiles.
24803	* configure: Regenerate.
24804
24805	* gengtype.h: Remove all type definitions to gengtype.c; leave
24806	only definitions of options_p, type_p, and pair_p as opaque
24807	pointers.  Update prototypes.
24808	* gengtype.c: Many type definitions moved here from gengtype.h.
24809	Consolidate type definitions at the top of the file.
24810	(xvasprintf): Delete.
24811	(xasprintf): Make static.
24812	(create_nested_pointer_option): Add 'next' parameter.
24813	(create_field_all, create_field_at): New functions.
24814	(create_field): Now a thin wrapper around create_field_all.
24815	(create_optional_field): Rename create_optional_field_ and add
24816	line argument.  Original name is now a macro which supplies
24817	__LINE__.
24818	(oprintf): Use vsnprintf directly.
24819	(close_output_files): Use fatal rather than perror/exit.
24820	(note_def_vec, note_def_vec_alloc): Use create_field_at.
24821	(main): Set progname.  Don't use exit.
24822	* gengtype-yacc.y (struct_fields): Use create_field_at.
24823	(option, optionseqopt): Delete.
24824	(optionseq): Consolidate productions from option here so we
24825	can use the first argument to create_option.
24826
24827	* gengtype-lex.l: Distinguish unions from structures in the
24828	token type.  Don't call find_structure; return the tag as a string.
24829	* gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
24830	ENT_UNION.  Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
24831	string.  Reorganize typedef_struct production accordingly.
24832	Use create_nested_ptr_option.
24833	* gengtype.c (create_nested_ptr_option): New function.
24834	* gengtype.h: Declare it.
24835
24836	* gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
24837	(string_type): Don't declare.
24838	(do_scalar_typedef): Declare.
24839	(create_scalar_type): Update prototype.
24840	* gengtype.c (string_type): Make static.
24841	(scalar_nonchar, scalar_char): New.
24842	(do_scalar_typedef): Export.  Always use scalar_nonchar for the type.
24843	(resolve_typedef): Use scalar_nonchar for error recovery.
24844	(create_scalar_type): Remove name_len field.  Return scalar_char
24845	or scalar_nonchar as appropriate.
24846	(adjust_field_type): Look at scalar_is_char boolean to decide whether
24847	to use string_type.
24848	(throughout): Use scalar_nonchar instead of calling
24849	create_scalar_type, whenever possible.
24850	(main): Initialize scalar_char and scalar_nonchar before calling
24851	gen_rtx_next.
24852	* gengtype-lex.l: Adjust for removal of second argument to
24853	create_scalar_type.  Use yylval.s instead of yylval.t when
24854	returning SCALAR.
24855	* gengtype-yacc.y: Type of SCALAR is string.  Call
24856	create_scalar_type from type:SCALAR rule.  Adjust for removal of
24857	second argument to create_scalar_type.
24858
24859	* vec.h: Remove all #if IN_GENGTYPE blocks.
24860	Add comment saying that changes may require adjustments to gengtype.
24861	* gengtype.c: Don't include coretypes.h or tm.h.
24862	Add comment to inclusion of errors.h.
24863	(note_def_vec, note_def_vec_alloc): New functions.
24864	* gengtype.h: Declare new functions.
24865	* gengtype-lex.l: Don't include coretypes.h.
24866	(YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
24867	Delete.
24868	(update_lineno): Remove unnecessary prototype.
24869	(DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
24870	(VEC rule): Just return VEC_TOKEN.
24871	* gengtype-yacc.y (VEC_TOKEN): New token type.
24872	(type): Add a production for VEC(a,b).
24873	* Makefile.in: Update dependencies.
24874
24875	* gengtype-lex.l: Remove rules for parsing pointer-to-function
24876	typedefs that use the old PARAMS macro.
24877
24878	* gengtype-lex.l: Remove all rules and states relating to yacc
24879	input files.
24880	* gengtype-yacc.y: Similarly.
24881	* gengtype.c (note_yacc_type): Delete function.
24882	* gengtype.h: Update prototypes.
24883
248842007-03-26  Joseph Myers  <joseph@codesourcery.com>
24885
24886	* tree-pretty-print.c (dump_generic_node): Report precision of
24887	unnamed integer types.
24888
248892007-03-26  Steven Bosscher  <steven@gcc.gnu.org>
24890
24891	* ifcvt.c (noce_try_store_flag_constants): Don't check
24892	no_new_pseudos here.
24893	(noce_try_store_flag_constants): Don't check no_new_pseudos.
24894	(noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
24895	noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
24896	noce_try_sign_mask): Likewise.
24897	(if_convert): Check no_new_pseudos here.
24898
24899	(cond_exec_process_if_block, noce_process_if_block, find_if_block):
24900	Remove prototypes.
24901	(struct noce_if_info): Add then_bb, else_bb, join_bb members.
24902	(noce_get_condition): Handle new then_else_reversed argument.
24903	(noce_init_if_info): Remove, fold into noce_find_if_block.
24904	(noce_process_if_block): Take a struct noce_if_info as the
24905	argument.  Don't set up one based on ce_if_info.  Update pointer
24906	references accordingly.
24907	(cond_move_process_if_block): Likewise.
24908	(process_if_block): Removed.
24909	(find_if_block): Removed.  Move functionality two new functions,
24910	noce_find_if_block and cond_exec_find_if_block.
24911	(noce_find_if_block): New function.  Be aware of IF-THEN-JOIN
24912	blocks and the symmetric IF-ELSE-JOIN case.
24913	(cond_exec_find_if_block): Also new function mostly based on old
24914	find_if_block and process_if_block.
24915	(find_if_header): Replace find_if_block call with separately
24916	guarded calls to noce_find_if_block and cond_exec_find_if_block.
24917	(find_cond_trap): Update noce_get_condition call.
24918	(dead_or_predicable): Likewise.
24919
249202007-03-26  Jakub Jelinek  <jakub@redhat.com>
24921
24922	* config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
24923	Remove.
24924	(IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
24925	IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
24926	IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
24927	(ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
24928	v4si_ftype_v4si_v2di.  Remove __builtin_ia32_psllw128,
24929	__builtin_ia32_pslld128, __builtin_ia32_psllq128,
24930	__builtin_ia32_psrlw128, __builtin_ia32_psrld128,
24931	__builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
24932	__builtin_ia32_psrad128 builtins.
24933
249342007-03-26  Uros Bizjak  <ubizjak@gmail.com>
24935
24936	* reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
24937	* config/i386/constraints.md
24938	(define_constraint "I"): Use IN_RANGE macro.
24939	(define_constraint "J"): Ditto.
24940	(define_constraint "K"): Ditto.
24941	(define_constraint "M"): Ditto.
24942	(define_constraint "N"): Ditto.
24943	(define_constraint "O"): Ditto.
24944	* config/i386/predicates.md
24945	(define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
24946	(define_predicate "const_0_to_3_operand"): Ditto.
24947	(define_predicate "const_0_to_7_operand"): Ditto.
24948	(define_predicate "const_0_to_15_operand"): Ditto.
24949	(define_predicate "const_0_to_63_operand"): Ditto.
24950	(define_predicate "const_0_to_255_operand"): Ditto.
24951	(define_predicate "const_1_to_31_operand"): Ditto.
24952	(define_predicate "const_2_to_3_operand"): Ditto.
24953	(define_predicate "const_4_to_7_operand"): Ditto.
24954
249552007-03-25  David Edelsohn  <edelsohn@gnu.org>
24956
24957	* config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
24958	in SImode for save_world.
24959	* config/rs6000/altivec.md (save_world, restore_world): Convert to
24960	LR hard reg.
24961
249622007-03-25  Dorit Nuzman  <dorit@il.ibm.com>
24963
24964	PR tree-optimization/30784
24965	* fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
24966	BIT_FIELD_REF.
24967
249682007-03-25  Revital Eres  <eres@il.ibm.com>
24969
24970	* tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
24971	  Fold movement_possibility function into it.
24972
249732007-03-25  David Edelsohn  <edelsohn@gnu.org>
24974
24975	* config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
24976	(load_macho_picbase_{si,di}): Convert to LR hard reg.
24977	(call_indirect_nonlocal_darwin64): Same.
24978	(call_nonlocal_darwin64): Same.
24979	(call_value_indirect_nonlocal_darwin64): Same.
24980	(call_value_nonlocal_darwin64): Same.
24981	(sibcall_nonlocal_darwin64): Same.
24982	(sibcall_value_nonlocal_darwin64): Same.
24983	(sibcall_symbolic_64): Same.
24984	(sibcall_value_symbolic_64): Same.
24985	* config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
24986	LR pseudo.
24987	(rs6000_emit_load_toc_table): Same.
24988	* config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
24989	* config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
24990	(mull_call): Same.
24991	(divss_call): Same.
24992	(divus_call): Same.
24993	(quoss_call): Same.
24994	(quous_call): Same.
24995	(load_toc_v4_pic_si): Same
24996	(load_toc_v4_PIC_1): Same.
24997	(load_toc_v4_PIC_1b): Same.
24998	(call_indirect_aix{32,64}): Same.
24999	(call_value_indirect_aix{32,64}): Same.
25000	(call): Same.
25001	(call_value): Same.
25002	(call_local{32,64}): Same.
25003	(call_value_local{32,64}): Same.
25004	(call_indirect_nonlocal_aix{32,64}): Same.
25005	(call_nonlocal_aix{32,64}): Same.
25006	(call_value_indirect_nonlocal_aix{32,64}): Same.
25007	(call_value_nonlocal_aix{32,64}): Same.
25008	(call_indirect_nonlocal_sysv<mode>): Same.
25009	(call_nonlocal_sysv<mode>): Same.
25010	(call_value_indirect_nonlocal_sysv<mode>): Same.
25011	(call_value_nonlocal_sysv<mode>): Same.
25012	(sibcall): Same.
25013	(sibcall_local{32,64}): Same.
25014	(sibcall_value_local{32,64}): Same.
25015	(sibcall_nonlocal_aix{32,64}): Same.
25016	(sibcall_value_nonlocal_aix{32,64}): Same.
25017	(sibcall_nonlocal_sysv<mode>): Same.
25018	(sibcall_value): Same.
25019	(sibcall_value_nonlocal_sysv<mode>): Same.
25020
250212007-03-24  Paul Brook  <paul@codesourcery.com>
25022
25023	* config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
25024	* config/arm/linux-eabi.h: Remove legacy syscall hack.
25025
250262007-03-24  Richard Henderson  <rth@redhat.com>
25027
25028	* config/ia64/constraints.md: New file.
25029	* config/ia64/predicates.md: Replace CONST_OK_FOR_? with
25030	satisfies_constraint_?.
25031	* config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
25032	ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
25033	ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
25034	ia64_output_mi_thunk): Likewise.
25035	(ia64_const_ok_for_letter_p): Remove.
25036	(ia64_const_double_ok_for_letter_p): Remove.
25037	(ia64_extra_constraint): Remove.
25038	* config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
25039	(CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
25040	CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
25041	CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
25042	CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
25043	EXTRA_MEMORY_CONSTRAINT): Remove.
25044	* config/ia64/ia64.md: Include constriants.md.  Replace
25045	CONST_OK_FOR_? with satisfies_constraint_?.
25046
250472007-03-23  Michael Meissner  <michael.meissner@amd.com>
25048	    H.J. Lu  <hongjiu.lu@intel.com>
25049
25050	* config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
25051	DPD or BID name.
25052	(name macros): Use DPD_BID_NAME to convert names properly.
25053
25054	* optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
25055	decimal floating point format.
25056	(init_floating_libfuncs): Change decimal functions so that they
25057	have a "bid_" prefix if the decimal system uses the BID format,
25058	and "dpd_" prefix if the decimal system uses the DPD format.
25059	(init_interclass_conv_libfuncs): Ditto.
25060	(init_intraclass_conv_libfuncs): Ditto.
25061
25062	* config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
25063	using the BID format.
25064
25065	* configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
25066	whether we are using the BID decimal format.
25067	* configure: Regenerate.
25068
25069	* c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
25070	the compiler has decimal floating point enabled.  Define
25071	__DECIMAL_BID_FORMAT__ if BID decimal floating point is used
25072	instead of DPD.
25073
25074	* config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
25075	using the BID format.
25076
25077	* configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
25078	whether we are using the BID decimal format.
25079	* configure: Regenerate.
25080
25081	* c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
25082	the compiler has decimal floating point enabled.  Define
25083	__DECIMAL_BID_FORMAT__ if BID decimal floating point is used
25084	instead of DPD.
25085
25086	* doc/install.texi (--enable-decimal-float): Document BID and DPD
25087	options, and that it is enabled for i386/x86_64 systems.
25088
25089	* Makefile.in (enable_decimal_float): New.
25090	(DECNUMFMT): New.
25091	(DECNUMINC): Add  -I$(DECNUMFMT).
25092	(DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
25093	to $(DECNUMFMT) from $(DECNUM).
25094
25095	* configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
25096	Substitute enable_decimal_float.
25097	* configure: Regenerated.
25098
25099	PR other/30529
25100	* config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
25101	unsigned long.
25102
25103	* configure.ac: Enable decimal float for x86_64-*-linux*.
25104	* configure: Regenerated.
25105
25106	PR other/30530
25107	* dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
25108	decimal128ClearSign to flip and clear the sign bit in decimal128.
25109	(decimal_real_maxval): Set decimal128SetSign to set the sign
25110	bit in decimal128.
25111
251122007-03-23  Ian Lance Taylor  <iant@google.com>
25113
25114	* fold-const.c (fold_binary): Correct warning for X - c >= X.
25115
251162007-03-23  Ian Lance Taylor  <iant@google.com>
25117
25118	* tree-dump.c (dump_files): Correct comment.
25119
251202007-03-23  Ian Lance Taylor  <iant@google.com>
25121
25122	* tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
25123
251242007-03-23  Steven Bosscher  <steven@gcc.gnu.org>
25125
25126	* tracer.c (tracer): Don't take FLAGS argument.  Assert we are
25127	in cfglayout mode.  Don't go into and out of cfglayout mode.
25128	Link the blocks in the order of the constructed traces.
25129	(rest_of_handle_tracer): Adjust call to tracer.
25130	* loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
25131	Don't go into cfglayout mode.
25132	(rtl_loop_done): Don't go out of cfglayout mode.
25133	* cfglayout.c (relink_block_chain): New function, split out from...
25134	(fixup_reorder_chain): ...here.  Remove redundant checking.
25135	(cfg_layout_finalize): Don't clear the header, footer, and aux
25136	fields here, move the code to do so to relink_block_chain.  Likewise
25137	for free_original_copy_tables.
25138	* rtl.h (tracer): Update prototype.
25139	* bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
25140	Assert we are in cfglayout mode.  Don't go into and out of cfglayout
25141	mode.  Use relink_block_chain to serialize the CFG according to the
25142	new basic block order.  Move targetm.cannot_modify_jumps_p check from
25143	here...
25144	(gate_handle_reorder_blocks): ...to here.
25145	(duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
25146	from here...
25147	(gate_duplicate_computed_gotos): ...to here.
25148	(rest_of_handle_reorder_blocks): Don't see if anything has changed,
25149	something always changes when going into and out of cfglayout mode.
25150	Perform an expensive cfg cleanup while going into cfglayout mode.
25151	Always update liveness information on HAVE_conditional_execution
25152	targets.  Reserialize the basic blocks and go out of cfglayout mode.
25153	* reg-stack.c: Include cfglayout.h.
25154	(rest_of_handle_stack_regs): Go into and out of cfglayout mode around
25155	the call to reorder_basic_blocks.
25156	* basic-block.h (reorder_basic_blocks): Update prototype.
25157	(relink_block_chain): New prototype.
25158	* passes.c (pass_outof_cfg_layout_mode): Move after cse2.
25159
251602007-03-23  Joseph Myers  <joseph@codesourcery.com>
25161
25162	* config/mips/mips.md (type, hazard, *movdi_32bit,
25163	*movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
25164	*movhi_internal, *movqi_internal, *movsf_hardfloat,
25165	*movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
25166	movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
25167	mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
25168	applicable.
25169	(movcc): Change first xfer to multi.
25170	* config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
25171	config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
25172	config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
25173	config/mips/generic.md: Change reservations using "xfer" to use
25174	"mfc,mtc".
25175	* config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
25176	using match_operand.
25177	(ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
25178	* config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
25179	examining mode.
25180	(ir_sr70_xfer_to): Use "mtc" instead of examining mode.
25181
251822007-03-22  Richard Henderson  <rth@redhat.com>
25183
25184	* config/i386/i386.c: Remove unnecessary function declarations.
25185	Move targetm definition, and all related macros, to the end of
25186	the file.  Resort some functions to put definitions before uses.
25187	(ix86_attribute_table): Make static.  Move to end of file.
25188	(ix86_gimplify_va_arg): Make static.
25189
251902007-03-22  Richard Henderson  <rth@redhat.com>
25191
25192	* config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
25193	don't increase local_regparm with force_align_arg_pointer check.
25194	(ix86_function_sseregparm): Assert 32-bit.
25195	(type_has_variadic_args_p): New.
25196	(ix86_return_pops_args): Early exit for 64-bit.  Reindent; use
25197	type_has_variadic_args_p.
25198	(ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
25199	(init_cumulative_args): Remove TARGET_DEBUG_ARG.  Remove zero_cum;
25200	use memset instead.  Do maybe_vaarg check first; skip attribute
25201	tests if true; skip attribute tests for 64-bit.
25202	(construct_container): Remove TARGET_DEBUG_ARG.
25203	(function_arg_advance_32, function_arg_advance_64): Split out ...
25204	(function_arg_advance): ... from here.
25205	(function_arg_32, function_arg_64): Split out ...
25206	(function_arg): ... from here.
25207	(ix86_pass_by_reference): Tidy.
25208	(ix86_function_value_regno_p): Rearrange w/ switch on regno.
25209	(function_value_32): New, from parts of ix86_function_value
25210	and ix86_value_regno.
25211	(function_value_64): New, from parts of ix86_function_value
25212	and ix86_libcall_value.
25213	(ix86_function_value_1): New.
25214	(ix86_function_value, ix86_libcall_value): Use it.
25215	(return_in_memory_32, return_in_memory_64): Split out ...
25216	(ix86_return_in_memory): ... from here.
25217	(ix86_struct_value_rtx): Skip for 64-bit.
25218	(ix86_libcall_value, ix86_value_regno): Remove.
25219	(setup_incoming_varargs_64): Split out ...
25220	(ix86_setup_incoming_varargs): ... from here.
25221	(ix86_va_start): Remove TARGET_DEBUG_ARG.
25222	(legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
25223	* config/i386/i386-protos.h (ix86_function_value): Remove.
25224	* config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
25225
252262007-03-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
25227
25228	PR other/23572
25229	* c-lex.c (interpret_float): On overflow, emit pedantic warning if
25230	infinities not supported, otherwise emit warning if -Woverflow. On
25231	underflow, emit warning if -Woverflow.
25232	* real.c (real_from_string): Return -1 if underflow, +1 if overflow
25233	and 0 otherwise.
25234	* real.h (real_from_string): Update declaration
25235
252362007-03-22  Kai Tietz  <kai.tietz@onevision.com>
25237	    Richard Henderson  <rth@redhat.com>
25238
25239	* defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
25240	* calls.c (compute_argument_block_size, expand_call,
25241	emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
25242	* expr.c (block_move_libcall_safe_for_call_parm): Likewise.
25243	* function.c (STACK_DYNAMIC_OFFSET): Likewise.
25244	* doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
25245	* config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
25246	config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
25247	config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
25248	config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
25249	Set to 1.
25250
252512007-03-22  Joseph Myers  <joseph@codesourcery.com>
25252
25253	* c-incpath.c (add_sysroot_to_chain): New.
25254	(merge_include_chains): Add sysroot argument.  Call
25255	add_sysroot_to_chain if sysrooted.
25256	(register_include_chains): Update call to merge_include_chains.
25257	* doc/cppopts.texi: Document use of '=' in include directory
25258	arguments.
25259
252602007-03-22  Uros Bizjak  <ubizjak@gmail.com>
25261
25262	* config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
25263	Macroize expander using SSEMODEF mode macro.  Use SSE_FLOAT_MODE_P.
25264	(*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
25265	insn pattern using X87MODEF12 mode macro.
25266
252672007-03-21  Seongbae Park <seongbae.park@gmail.com>
25268
25269	* regmove.c (regmove_optimize): Use reg_mentioned_p
25270	instead of reg_overlap_mentioned_p for DST.
25271
252722007-03-21  Mike Stump  <mrs@apple.com>
25273
25274	* c.opt: Fixup for Objective-C/C++.
25275
252762007-03-21  Steve Ellcey  <sje@cup.hp.com>
25277
25278	* explow.c (convert_memory_address): Fold memory reference when
25279	POINTERS_EXTEND_UNSIGNED < 0
25280
252812007-03-21  Richard Henderson  <rth@redhat.com>
25282
25283	PR target/31245
25284	* config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
25285	* config/i386/mmintrin.h (__m64): Likewise.
25286	* config/i386/xmmintrin.h (__m128): Likewise.
25287
252882007-03-21  Richard Sandiford  <richard@codesourcery.com>
25289
25290	* config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
25291	(VXWORKS_OS_CPP_BUILTINS): Define.
25292	* config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
25293	(TARGET_OS_CPP_BUILTINS): ...here.  Use VXWORKS_OS_CPP_BUILTINS.
25294
252952007-03-21  Richard Sandiford  <richard@codesourcery.com>
25296
25297	* rtl.h (constant_pool_reference_p): Delete.
25298	(find_constant_src): Declare.
25299	* rtlanal.c (find_constant_src): New function.
25300	* simplify-rtx.c (constant_pool_reference_p): Delete.
25301	* config/i386/i386.md: Use find_constant_src instead of
25302	constant_pool_reference_p/avoid_constant_pool_reference pairs.
25303
253042007-03-21  Richard Sandiford  <richard@codesourcery.com>
25305
25306	* doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
25307	* c-cppbuiltin.c (c_cpp_builtins): Define them.
25308
253092007-03-20  Mark Mitchell  <mark@codesourcery.com>
25310
25311	* config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
25312	* config/arm/arm.c (arm_elf_asm_cdtor): New function.
25313	(arm_elf_asm_constructor): Use it.
25314	(arm_elf_asm_destructor): New function.
25315
253162007-03-20  Bernd Schmidt  <bernd.schmidt@analog.com>
25317
25318	* jump.c (mark_jump_label): Treat SEQUENCE specially.
25319
253202007-03-20  Nathan Sidwell  <nathan@codesourcery.com>
25321
25322	* config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
25323
253242007-03-19  Andrew Haley  <aph@redhat.com>
25325
25326	PR tree-optimization/31264
25327	* tree-vrp.c (register_edge_assert_for_1): Don't look though
25328	VIEW_CONVERT_EXPRs.
25329
253302007-03-19  Paolo Bonzini  <bonzini@gnu.org>
25331
25332	PR rtl-optimization/30907
25333	* fwprop.c (forward_propagate_into): Never propagate inside a loop.
25334	(fwprop_init): Always call loop_optimizer_initialize.
25335	(fwprop_done): Always call loop_optimizer_finalize.
25336	(fwprop): We always have loop info now.
25337	(gate_fwprop_addr): Remove.
25338	(pass_fwprop_addr): Use gate_fwprop as gate.
25339
25340	PR rtl-optimization/30841
25341	* df-problems.c (df_ru_local_compute, df_rd_local_compute,
25342	df_chain_alloc): Call df_reorganize_refs unconditionally.
25343	* df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
25344	refs_organized to refs_organized_size.
25345	(df_ref_create_structure): Use refs_organized_size instead of
25346	bitmap_size if refs had been organized, and keep refs_organized_size
25347	up-to-date.
25348	* df.h (struct df_ref_info): Change refs_organized to
25349	refs_organized_size.
25350	(DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
25351	bitmap_size.
25352
253532007-03-19  Mark Mitchell  <mark@codesourcery.com>
25354
25355	* except.c (output_function_exception_table): Do not reference the
25356	EH personality routine for functions that do not require an
25357	exception table.
25358
253592007-03-20  Jakub Jelinek  <jakub@redhat.com>
25360
25361	PR c/30762
25362	* c-typeck.c (convert_for_assignment): Call comptypes for
25363	RECORD_TYPE or UNION_TYPE.
25364
25365	PR inline-asm/30505
25366	* reload1.c (reload): Do invalid ASM checking after
25367	cleanup_subreg_operands.
25368
253692007-03-19  Jeff Law  <law@redhat.com>
25370
25371	* tree-cfg.c (find_taken_edge): Tighten conditions for
25372	optimizing computed gotos.
25373
253742007-03-19  Michael Matz  <matz@suse.de>
25375
25376	* builtins.c (expand_builtin_sync_operation,
25377	expand_builtin_compare_and_swap,
25378	expand_builtin_lock_test_and_set): Care for extending CONST_INTs
25379	correctly.
25380
25381	* config/i386/sync.md (sync_double_compare_and_swapdi_pic,
25382	sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
25383	for operand 3.
25384
253852007-03-19  Andreas Krebbel  <krebbel1@de.ibm.com>
25386
25387	* doc/tm.texi: Add brackets around the return type of
25388	TARGET_SECONDARY_RELOAD.
25389
253902007-03-19  Andrew Pinski  <andrew_pinski@playstation.sony.com>
25391	Richard Guenther  <rguenther@suse.de>
25392
25393	PR tree-optimization/31254
25394	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25395	Use handled_component_p () where appropriate.  Continue
25396	propagating into the rhs if we propagated into an INDIRECT_REF
25397	on the lhs.
25398
253992007-03-19  Andreas Krebbel  <krebbel1@de.ibm.com>
25400
25401	* config/s390/s390.md (op_type attribute): RRR instruction type added.
25402	(FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
25403	(xde, xdee): Mode attributes adjusted to support DFP modes.
25404	(RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
25405	("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
25406	DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
25407	"*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
25408	"*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
25409	"div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25410	"*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
25411	numbers.
25412	("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
25413	"movsf"): Insn definitions removed.
25414	("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
25415	"*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
25416	"trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
25417	definitions added.
25418	("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
25419	"reload_in<mode>", "reload_out<mode>"): Expander added.
25420	("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
25421	Expander removed.
25422
254232007-03-19  Andreas Krebbel  <krebbel1@de.ibm.com>
25424
25425	* config/s390/s390.md: Only non-functional changes.  Renamed
25426	FPR mode macro to BFP all over the file.
25427
254282007-03-19  Andreas Krebbel  <krebbel1@de.ibm.com>
25429
25430	* config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
25431	(op_type attribute): RRF instruction type added.
25432	(fT0): New mode attribute.
25433	("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25434	"*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
25435	* config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
25436	instruction no secondary memory is needed when moving DFmode values
25437	between GPRs and FPRs.
25438
254392007-03-19  Andreas Krebbel  <krebbel1@de.ibm.com>
25440
25441	* config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
25442	inverted and documentation adjusted.
25443	("mhard-dfp", "msoft-dfp"): New options.
25444	* config/s390/s390.c (s390_handle_arch_option): New architecture
25445	switch: z9-ec.
25446	(override_options): Sanity checks for the new options added.
25447	* config.gcc: New architecture switch: z9-ec.
25448	* config/s390/s390.h (processor_flags): PF_DFP added.
25449	(TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
25450	(TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
25451	when the bit is NOT set so remove it from the defaults.
25452
254532007-03-19  Andreas Krebbel  <krebbel1@de.ibm.com>
25454
25455	* genemit.c (main): Print include statement for dfp.h.
25456	* dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
25457	is not available.
25458
254592007-03-19  Hans-Peter Nilsson  <hp@axis.com>
25460
25461	* config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
25462
254632007-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
25464
25465	PR target/31022
25466	* config/sh/sh.c (sh_adjust_cost): Use the result of single_set
25467	instead of PATTERN.
25468
254692007-03-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
25470
25471	* pa.c (output_deferred_plabels, output_bb, output_millicode_call,
25472	attr_length_call, output_call, output_indirect_call): Cleanup
25473	formatting of targetm calls.
25474
254752007-03-19  Hans-Peter Nilsson  <hp@axis.com>
25476
25477	* config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
25478
254792007-03-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
25480
25481	* pa.md: Add fpstore_load and store_fpload instruction types.  Provide
25482	reservation, bypass and anti-bypass descriptions for these
25483	instructions.  Update move patterns.
25484	* pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
25485	TYPE_FPSTORE.
25486
254872007-03-18  Dorit Nuzman  <dorit@il.ibm.com>
25488
25489	* tree-vect-transform.c (get_initial_def_for_induction): Replace
25490	GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
25491	(get_initial_def_for_reduction): Likewise.
25492
254932007-03-16  Daniel Berlin  <dberlin@dberlin.org>
25494
25495	Fix PR tree-optimization/29922
25496	* tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
25497	(get_representative): Removed.
25498	(value_dies_in_block_x): Update for rvuse removal.
25499	(valid_in_sets): Update for renaming of vuses_dies_in_block_x.
25500	(compute_antic_aux): Handle when PHI nodes appear in
25501	non-single-successors.
25502	(dump_bitmap_of_names): Removed.
25503	(compute_antic_safe): Renamed and removed rvuse calculation.
25504	Calculate only antic safe.
25505	(insert_into_preds_of_block): Remove assert.
25506	(execute_pre): Update for renamed functions.
25507	(defer_or_phi_translate_block): New function.
25508
255092007-03-17  Kazu Hirata  <kazu@codesourcery.com>
25510
25511	* config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
25512	config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
25513	typos.
25514	* doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
25515	Follow spelling conventions.
25516
25517	* tree-data-ref.h: Remove the prototype for analyze_array.
25518
255192007-03-17  Dorit Nuzman  <dorit@il.ibm.com>
25520
25521	PR tree-optimization/31041
25522	* tree-vect-transform.c (get_initial_def_for_induction): Call
25523	force_gimple_operand.
25524
255252007-03-17  Olga Golovanevsky  <olga@il.ibm.com>
25526
25527  	* ipa-type-escape.c (look_for_casts) : Revert code to use
25528	handled_component_p due to ada test a-numaux.adb.
25529
255302007-03-17  Kazu Hirata  <kazu@codesourcery.com>
25531
25532	* final.c (final_scan_insn): Alter the condition of a
25533	conditional trap if we have nonstandard CC.
25534
255352007-03-16  Alexandre Oliva  <aoliva@redhat.com>
25536
25537	* configure.ac: Remove excess quoting from asm line 0 test.
25538	* configure: Rebuilt.
25539
255402007-03-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
25541
25542	* doc/invoke.texi (-Wconversion): Document warnings specific to C++.
25543	* c-common.c (convert_and_check): Move warning logic to...
25544	(warnings_for_convert_and_check): ...here. Define.
25545	* c-common.h (warnings_for_convert_and_check): Declare.
25546
255472007-03-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
25548
25549	* pa.c (attr_length_call): Partially revert change of 2007-03-09.
25550	(output_call): Likewise.
25551
255522007-03-16  Richard Sandiford  <richard@codesourcery.com>
25553
25554	* config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
25555
255562007-03-16  Richard Sandiford  <richard@codesourcery.com>
25557
25558	* config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
25559
255602007-03-16  Uros Bizjak  <ubizjak@gmail.com>
25561
25562	* config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
25563	opteron, athlon-64 and athlon-fx processor_alias_table entries.
25564
255652007-03-16  Sebastian Pop  <sebastian.pop@inria.fr>
25566
25567	PR tree-optimization/31183
25568	* tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
25569	Use double_int instead of unsigned int for representing access_strides.
25570	* testsuite/gcc.dg/tree-ssa/pr31183.c: New.
25571
255722007-03-16  Richard Guenther  <rguenther@suse.de>
25573
25574	PR tree-optimization/31146
25575	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
25576	to allow recursion of forward_propagate_addr_expr.
25577	(forward_propagate_addr_into_variable_array_index): Likewise.
25578	(forward_propagate_addr_expr): Likewise.
25579	(tree_ssa_forward_propagate_single_use_vars): Likewise.
25580	(forward_propagate_addr_expr_1): Recurse on simple copies
25581	instead of propagating into them.  Do so for useless conversions
25582	as well.
25583	(forward_propagate_addr_expr): Clean up unused statements after
25584	recursion.
25585
255862007-03-16  Richard Guenther  <rguenther@suse.de>
25587
25588	* builtins.c (expand_builtin_cexpi): Use the right argument
25589	for the expansion via cexp.
25590
255912007-03-16  Alexandre Oliva  <aoliva@redhat.com>
25592
25593	* configure.ac: Don't require ELF binutils to tolerate # 0 "".
25594	* configure: Rebuilt.
25595
255962007-03-16  Alexandre Oliva  <aoliva@redhat.com>
25597
25598	PR debug/29906
25599	* dwarf2out.c (force_type_die): Adjust comment.
25600	(dwarf2out_imported_module_or_decl): Handle base AT_import types.
25601
256022007-03-15  DJ Delorie  <dj@redhat.com>
25603
25604	* config/frv/predicates.md (minmax_operator): Don't check operands
25605	here.
25606
256072007-03-15  Zdenek Dvorak  <dvorakz@suse.cz>
25608
25609	* tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
25610	Update constant estimates of number of iterations.
25611	(record_nonwrapping_iv): Add "upper" argument.  "data_size_bounds_p"
25612	argument renamed to "realistic".
25613	(compute_estimated_nb_iterations): Removed.
25614	(record_niter_bound): New function.
25615	(idx_infer_loop_bounds): For possible but unlikely tail arrays,
25616	call record_nonwrapping_iv with upper = false.
25617	(infer_loop_bounds_from_signedness): Pass upper argument to
25618	record_nonwrapping_iv.
25619	(estimate_numbers_of_iterations_loop): Do not call
25620	compute_estimated_nb_iterations.  Record estimate based on profile
25621	information.  Initialize the constant estimates of number of
25622	iterations.
25623	* tree-data-ref.c (estimated_loop_iterations): Return the recorded
25624	estimates.
25625	* tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
25626	number of iterations is too small.
25627	* cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
25628	(EST_NOT_AVAILABLE): Removed.
25629	(struct loop): Replace estimated_nb_iterations by any_upper_bound,
25630	nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
25631	fields.
25632
256332007-03-15  Zdenek Dvorak  <dvorakz@suse.cz>
25634
25635	* tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
25636	Handle NE_EXPR guards.
25637
256382007-03-15  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
25639
25640	PR c++/24924
25641	* c-opts.c (c_common_post_options): Handle C++ post-processing here.
25642	Set also -pedantic-errors by default for the  preprocessor unless
25643	-fpermissive is given.
25644
256452007-03-15  Richard Guenther  <rguenther@suse.de>
25646
25647	PR middle-end/29719
25648	PR middle-end/31161
25649	* builtins.c (expand_builtin_cexpi): As a fallback if we
25650	don't have builtins for sincos or cexp create a function
25651	declaration for cexp and expand to a call to that.
25652	(expand_builtin_int_roundingfn): Always fall
25653	back to floor/ceil and its variants even if they may be
25654	not available.
25655
256562007-03-15  Steven Bosscher  <steven@gcc.gnu.org>
25657
25658	PR middle-end/31159
25659	* cfglayout.c (fixup_reorder_chain): Postpone deleting dead
25660	jump tables, move the call to delete_dead_jumptables from here...
25661	(cfg_layout_finalize): ...to here.  But rebuild jump labels first.
25662	* cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
25663	don't allow merging of blocks that try_redirect_by_replacing_jump
25664	also does not handle when not optimizing.
25665
256662007-03-15  Uros Bizjak  <ubizjak@gmail.com>
25667	    Francois-Xavier Coudert  <coudert@clipper.ens.fr>
25668
25669	* config/i386/i386.md (x86_sahf_1): Correctly handle
25670	HAVE_AS_IX86_SAHF.
25671
256722007-03-15  Uros Bizjak  <ubizjak@gmail.com>
25673
25674	PR target/31167
25675	* config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
25676	x86_64_general_operand as operand[2] predicate.  Remove "iF"
25677	from operand constraints and use "e" constraint instead.
25678	(*subti3_1, *subti3_1 splitter): Ditto.
25679	(*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
25680	operand[1] predicate.
25681
256822007-03-14  Sebastian Pop  <sebastian.pop@inria.fr>
25683
25684	* tree-loop-linear.c (gather_interchange_stats): For multidimensional
25685	arrays, multiply the access strides by the size of the sub-array.
25686	* testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
25687
256882007-03-14  Uros Bizjak  <ubizjak@gmail.com>
25689
25690	* configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
25691	the configured assembler supports the sahf mnemonic.
25692	* configure: Regenerate.
25693	* config.in: Regenerate.
25694
25695	* config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
25696	emit "sahf" or ".byte\t0x9e" as asm template.
25697
256982007-03-14  Michael Meissner  <michael.meissner@amd.com>
25699
25700	PR 31018
25701	* config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
25702	option to replace hard coded TARGET_xxx in md file.
25703	(X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
25704	(X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25705	(X86_TUNE_SLOW_IMUL_IMM8): Ditto.
25706	(X86_TUNE_MOVE_M1_VIA_OR): Ditto.
25707	(X86_TUNE_NOT_UNPAIRABLE): Ditto.
25708	(X86_TUNE_NOT_VECTORMODE): Ditto.
25709	(TUNE_SHORTEN_X87_SSE): Use new tuning option.
25710	(TUNE_AVOID_VECTOR_DECODE): Ditto.
25711	(TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25712	(TUNE_SLOW_IMUL_IMM8): Ditto.
25713	(TUNE_MOVE_M1_VIA_OR): Ditto.
25714	(TUNE_NOT_UNPAIRABLE): Ditto.
25715	(TUNE_NOT_VECTORMODE): Ditto.
25716
25717	* config/i386/i386.c (ix86_tune_features): Fill in new tuning
25718	options.
25719
25720	* config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
25721	tuning options instead of hard coded TARGET_xxx.
25722	(fix ssemode peephole2's): Ditto.
25723	(imul peephole2's): Ditto.
25724	(movsi_or): Ditto.
25725	(movdi_or_rex64): Ditto.
25726	(move peephole2): Ditto.
25727	(not peephole2's): Ditto.
25728
257292007-03-14  Dirk Mueller  <dmueller@suse.de>
25730
25731	* c-common.h (empty_body_warning): Rename to empty_if_body_warning.
25732	* c-common.c (empty_if_body_warning): Rephrase diagnostic message.
25733	* c-parser.c (c_parser_if_body): Always add an empty statement in case
25734	of empty body.
25735	* c-parser.c (c_parser_do_statement): Warn about empty body in
25736	do/while statement.
25737	* c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
25738	* doc/invoke.texi (-Wempty-body): Update documentation.
25739
257402007-03-14  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
25741
25742	PR c/21438
25743	* c-common.h (warn_for_div_by_zero): Declare.
25744	* c-common.c (warn_for_div_by_zero): Define.
25745	* c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
25746	warning.
25747
257482007-03-14  Richard Sandiford  <richard@codesourcery.com>
25749
25750	* Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
25751	to PREFIX and STANDARD_PREFIX.
25752
257532007-03-14  Richard Sandiford  <richard@codesourcery.com>
25754	    Phil Edwards  <phil@codesourcery.com>
25755
25756	* gthr-vxworks.h: Add an extern "C" wrapper for C++.
25757	(__gthread_once_t): Remove busy field for RTPs.
25758	(__GTHREAD_ONCE_INIT): Update accordingly.
25759
257602007-03-14  Richard Sandiford  <richard@codesourcery.com>
25761
25762	* doc/invoke.texi: Document VxWorks options.
25763
257642007-03-14  Uros Bizjak  <ubizjak@gmail.com>
25765
25766	* doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
25767
257682007-03-13  Seongbae Park <seongbae.park@gmail.com>
25769
25770	PR tree-optimization/30590
25771	* tree-nrv.c (tree_nrv): Check for the partial update of the
25772	return value.
25773
257742007-03-13  Alexandre Oliva  <aoliva@redhat.com>
25775
25776	* flags.h (flag_random_seed): Remove declaration, in favor of...
25777	* toplev.h (get_random_seed, set_random_seed): ... these.
25778	* tree.c (get_file_function_name): Use the former.
25779	* opts.c (common_handle_option): Use the latter.
25780	* toplev.c
25781
257822007-03-13  Steven Bosscher  <steven@gcc.gnu.org>
25783
25784	PR middle-end/31127
25785	* cse.c (cse_find_path): Do not bail out if a basic block that
25786	we already visited now becomes part of a path that starts at a
25787	different basic block.  Just disallow this, to make sure we
25788	visit each basic block at most once.
25789
257902007-03-13  Jan Hubicka  <jh@suse.cz>
25791
25792	* ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
25793	attributes, when profile esitmate is present, calls with very low
25794	frequency are cold.
25795
257962007-03-13  Zdenek Dvorak  <dvorakz@suse.cz>
25797
25798	PR tree-optimization/30730
25799	PR tree-optimization/26900
25800	* tree-ssa-loop-niter.c: Include gmp.h.
25801	(bounds): New type.
25802	(mpz_set_double_int, get_type_bounds, mpz_to_double_int,
25803	split_to_var_and_offset, determine_value_range,
25804	bound_difference_of_offsetted_base, refine_bounds_using_guard,
25805	bound_difference, bounds_add, bounds_negate,
25806	number_of_iterations_ne_max, dump_affine_iv): New functions.
25807	(number_of_iterations_ne, number_of_iterations_lt_to_ne,
25808	assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
25809	difference of initial and final value of control iv to validate
25810	results.
25811	(number_of_iterations_cond): Add loop parameter.  Determine bounds
25812	on the difference of the extremes of the control iv.  Add dumps.
25813	(expand_simple_operations): Handle phi nodes.
25814	(simplify_using_initial_conditions): Do not record used conditions.
25815	(number_of_iterations_exit): Pass loop to number_of_iterations_cond.
25816	Do not set additional_info.
25817	(implies_nonnegative_p, implies_ge_p): Removed.
25818	(derive_constant_upper_bound): Do not use parameter `additional'.
25819	(record_estimate): Parameter `additional' removed.  Parameter
25820	`i_bound' added.  Do not call derive_constant_upper_bound.
25821	(record_nonwrapping_iv): Use derive_constant_upper_bound to
25822	bound the number of iterations estimate.
25823	(estimate_numbers_of_iterations_loop): Pass the estimate from
25824	the number of iterations analysis to record_estimate.
25825	* tree.h (multiple_of_p): Declare.
25826	* tree-scalar-evolution.c (expression_expensive_p): Removed.
25827	(scev_const_prop): Do not check expression_expensive_p.
25828	* fold-const.c (multiple_of_p): Exported.
25829	* double-int.c (double_int_mask): Exported.
25830	* double-int.h (double_int_mask): Declare.
25831	* tree-flow.h (struct tree_niter_desc): Removed additional_info
25832	field.  Added max field.
25833
258342007-03-13  David Taylor  <taylor@candd.org>
25835
25836	PR driver/12448
25837	* gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
25838	default -MQ.
25839
258402007-03-13  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
25841
25842	PR target/31123
25843	* pa.md (vdepi_ior): Don't allow zero length deposit.  Likewise for
25844	two unamed patterns.
25845
258462007-03-13  Uros Bizjak  <ubizjak@gmail.com>
25847
25848	* config/i386/i386.opt (mcx16, msahf): New options.
25849	* config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
25850	(ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
25851
25852	* config/i386/driver-i386.c (bit_LAHF_LM): New define.
25853	(host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
25854	Output -mcx16 and -msahf options when corresponding bit is set.
25855
25856	* doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
25857	and -msahf options.
25858
258592007-03-13  Alexandre Oliva  <aoliva@redhat.com>
25860
25861	* configure.ac: Test for assembler tolerance to # 0 "".
25862	* configure, config.in: Rebuilt.
25863	* final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
25864
258652007-03-13  Geoffrey Keating  <geoffk@apple.com>
25866
25867	* doc/invoke.texi (Spec Files): Update for '%{,' spec.
25868
25869	* config/rs6000/darwin-fallback.c: Compile file only on powerpc.
25870	(handle_syscall): Handle direct system calls.
25871	* config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
25872
258732007-03-12  Brooks Moses  <brooks.moses@codesourcery.com>
25874
25875	* doc/invoke.texi: Fix cpp.info cross-reference.
25876	* doc/passes.texi: Fix gcc.info cross-reference.
25877
258782007-03-12  Zdenek Dvorak  <dvorakz@suse.cz>
25879
25880	PR tree-optimization/30835
25881	* lambda-code.c (can_convert_to_perfect_nest): Check whether
25882	bb_for_stmt is not NULL before accessing it.
25883
258842007-03-12  Joseph Myers  <joseph@codesourcery.com>
25885
25886	* gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
25887	some multilibs.
25888
258892007-03-12  Brooks Moses  <brooks.moses@codesourcery.com>
25890
25891	PR 30635
25892	* doc/install.texi: Document --enable-stage1-languages
25893
258942007-03-12  Steven Bosscher  <steven@gcc.gnu.org>
25895
25896	* tree-pass.h (pass_into_cfg_layout_mode,
25897	pass_outof_cfg_layout_mode): Declare.
25898	* cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
25899	pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
25900	* passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
25901	(pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
25902
259032007-03-12  Seongbae Park <seongbae.park@gmail.com>
25904
25905	* c-decl.c (warn_variable_length_array): New function.
25906	Refactored from grokdeclarator to handle warn_vla
25907	and handle unnamed array case.
25908	(grokdeclarator): Refactored VLA warning case.
25909	* c.opt (Wvla): New flag.
25910	* doc/invoke.texi (Wvla): New warning.
25911
259122007-03-12  Richard Henderson  <rth@redhat.com>
25913
25914	* config/alpha/alpha.c (alpha_elf_section_type_flags): New.
25915	(TARGET_SECTION_TYPE_FLAGS): New.
25916
259172007-03-12  Richard Henderson  <rth@redhat.com>
25918
25919	* config/darwin.c (machopic_reloc_rw_mask): New.
25920	* config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
25921	* config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
25922
259232007-03-12  Mark Mitchell  <mark@codesourcery.com>
25924
25925	* cppdefault.c (cpp_EXEC_PREFIX): New variable.
25926	* cppdefault.h (cpp_PREFIX): Document.
25927	(cpp_PREFIX_len): Likewise.
25928	(cpp_EXEC_PREFIX): New variable.
25929	* Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
25930	* c-incpath.c (add_standard_paths): Correct logic for relocating
25931	paths within prefix.
25932
259332007-03-12  Uros Bizjak  <ubizjak@gmail.com>
25934
25935	* config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
25936	fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
25937	mode macro.
25938	(fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
25939	fix_truncdfdi_sse using SSEMODEF mode macro.
25940	(fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
25941	fix_truncdfsi_sse using SSEMODEF mode macro.
25942	(fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
25943	(fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
25944
259452007-03-12  Richard Sandiford  <richard@codesourcery.com>
25946
25947	* config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
25948	elfos.h to tm_file.
25949
259502007-03-12  Olga Golovanevsky  <olga@il.ibm.com>
25951
25952  	* tree.h : Add multiple_of_p declaration.
25953  	* fold-const.c (multiple_of_p): Make multiple_of_p public.
25954  	* ipa-type-escape.c (results_of_malloc): Redundant.
25955  	(visited_stmts): New. Visited stmt for walk_use_def_chains.
25956  	(cast_type): Extended with new members.
25957  	(check_cast): Returns cast_type.
25958  	(cast): New structure for data of walk_use_def_chains.
25959  	(is_malloc_result, is_cast_from_non_pointer_1,
25960  	is_cast_from_non_pointer,
25961  	is_array_access_through_pointer_and_index): New functions.
25962  	(look_for_casts): Returns cast types.
25963 	(check_call): Returns void.
25964  	(okay_pointer_operation): Use support of pointer plus index,
25965  	pointer plus constant and allow all multiplications.
25966
259672007-03-11  Richard Guenther  <rguenther@suse.de>
25968
25969	PR tree-optimization/31115
25970	* tree-vrp.c (extract_range_from_binary_expr): Make sure
25971	the shift count is positive and non-anti-range for RSHIFT_EXPR.
25972	A shift count of zero is not special as with *_DIV_EXPR.
25973	(vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
25974	direction.
25975
259762007-03-11  Ian Lance Taylor  <iant@google.com>
25977
25978	* tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
25979	the *_DIV_EXPR codes correctly with overflow infinities.
25980
259812007-03-11  Ira Rosen  <irar@il.ibm.com>
25982
25983	* tree-data-ref.c (analyze_offset): Add a return value (bool) to
25984	indicate success/failure of the analysis. Add negation to subtrahend
25985	in case of subtraction. Fail if both operands contain constants.
25986	(create_data_ref): Fail if analyze_offset fails.
25987
259882007-03-11  Uros Bizjak  <ubizjak@gmail.com>
25989
25990	* config/i386/i386.md (frndintxf2): Rename to ...
25991	(rintxf2): ... this. Remove expander having same name.
25992	(rintsf2, rintdf2): Implement using SSEMODEF macro.
25993	(roundsf2, rounddf2): Ditto.
25994	(lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
25995	(lround<mode>di2, lround<mode>si2): Ditto.
25996
259972007-03-11  Steven Bosscher  <steven@gcc.gnu.org>
25998
25999	* lower-subreg.c: Include except.h.
26000	(decompose_multiword_subregs): Verify that the only control flow
26001	insns we can split are loads to multi-words pseudos.
26002	Handle breaking such blocks after splitting, instead of calling
26003	find_many_sub_basic_blocks.
26004
26005	* loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
26006	on the new basic block.  Add a lengthy comment explaining why we
26007	thought this was necessary.
26008	* cfglayout.c (cfg_layout_finalize): Don't break superblocks.
26009
260102007-03-10  Mark Mitchell  <mark@codesourcery.com>
26011
26012	PR c++/30924
26013	* tree.c (walk_type_fields): Recurse into the element type of
26014	ARRAY_TYPEs if there is a pointer set.
26015
260162007-03-10  Dirk Mueller  <dmueller@suse.de>
26017
26018	* c-common.c (warn_logical_operator): Fix condition.
26019
260202007-03-10  Tobias Schlüter  <tobi@gcc.gnu.org>
26021
26022	* config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
26023	quotation mark.
26024	* config/darwin.c (machopic_select_section): Remove superfluous
26025	argument in call to categorize_decl_for_section.  Remove unused
26026	variable shlib.
26027
260282007-03-10  Joseph Myers  <joseph@codesourcery.com>
26029
26030	* configure.ac (glibc_header_dir): Set using with_build_sysroot if
26031	defined.
26032	* configure: Regenerate.
26033
260342007-03-10  Uros Bizjak  <ubizjak@gmail.com>
26035
26036	PR target/31101
26037	* config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
26038	(fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
26039	(fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
26040	Add LABEL_NUSES to emitted label.
26041	* config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
26042	branch probability value to emitted jump insn.
26043	* reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
26044	Do not check life information and do not re-arrange input operands
26045	for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
26046
260472007-03-10  Kaz Kojima  <kkojima@gcc.gnu.org>
26048
26049	* config/sh/sh.c (sh_insn_length_adjustment): Adjust for
26050	the change of decode_asm_operands.
26051
260522007-03-10  Kaz Kojima  <kkojima@gcc.gnu.org>
26053
26054	* mode-switching.c (create_pre_exit): Skip blockage insn.
26055
260562007-03-09  Diego Novillo  <dnovillo@redhat.com>
26057
26058	* tree-pass.h (TODO_update_smt_usage): Remove.
26059	Update all users.
26060	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
26061	argument SOME.
26062	Update all users.
26063
260642007-03-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
26065
26066	* pa.c (attr_length_call): Revise condition for long
26067	pc-relative branch.
26068	(output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
26069	local calls on the SOM target.  Don't use "LONG_PIC_PCREL" call
26070	sequence on SOM target.
26071
260722007-03-09  Geoffrey Keating  <geoffk@apple.com>
26073
26074	* gcc.c: Document %{, in big comment at top.
26075	(input_suffix_matches): Remove special handling for .s and
26076	.S.
26077	(input_spec_matches): New.
26078	(handle_braces): Handle %{,.
26079	(validate_switches): ',' indicates a value which is not a switch.
26080	* config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
26081	to detect assembler input.
26082	* config/i386/sol2.h (CPP_SPEC): Likewise.
26083	* config/rs6000/sysv4.h (ASM_SPEC): Likewise.
26084	* config/rs6000/vxworks.h (ASM_SPEC): Likewise.
26085	* config/rs6000/lynx.h (ASM_SPEC): Likewise.
26086	* config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
26087	* config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
26088	-m64 causes deployment target to default to 10.5.
26089	* config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
26090
260912007-03-09  Richard Henderson  <rth@redhat.com>
26092
26093	PR target/26090
26094	* target.h (targetm.asm.out.reloc_rw_mask): New.
26095	* target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
26096	(TARGET_ASM_OUT): Use it.
26097	* targhooks.c, targhooks.h (default_reloc_rw_mask): New.
26098	* varasm.c (categorize_decl_for_section): Remove shlib argument;
26099	use the new reloc_rw_mask target hook instead.
26100	(default_section_type_flags_1): Merge into...
26101	(default_section_type_flags): ... here.
26102	(decl_readonly_section_1): Merge into...
26103	(decl_readonly_section): ... here.
26104	(default_elf_select_section_1): Merge into...
26105	(default_elf_select_section): ... here.
26106	(default_unique_section_1): Merge into...
26107	(default_unique_section): ... here.
26108	(compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
26109	(default_select_rtx_section): Use it.
26110	(default_elf_select_rtx_section): Likewise.
26111	* output.h: Update to match.
26112	* doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
26113	* config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
26114	(TARGET_ASM_RELOC_RW_MASK): New.
26115	* config/i386/i386.c (x86_64_elf_select_section): Adjust call
26116	to categorize_decl_for_section.
26117	(x86_64_elf_unique_section): Likewise.
26118	* config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
26119	TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
26120	(TARGET_ASM_RELOC_RW_MASK): New.
26121	* config/ia64/ia64.c (ia64_rwreloc_select_section,
26122	ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
26123	(ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
26124	(TARGET_RWRELOC): Remove.
26125	(ia64_section_type_flags): Adjust call to default_section_type_flags.
26126	* config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
26127	* config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
26128	(rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
26129	(rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
26130	(rs6000_xcoff_select_section): Use decl_readonly_section.
26131	(rs6000_xcoff_section_type_flags): Use default_section_type_flags.
26132	* config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
26133	(TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
26134	(TARGET_SECTION_TYPE_FLAGS): Remove.
26135	* config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
26136
261372007-03-09  Roger Sayle  <roger@eyesopen.com>
26138
26139	* fold-const.c (fold_comparison): Remove compile-time evaluation of
26140	complex constant equality/inequality comparisons for here.
26141	(fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
26142	known at compile-time or can be simplified to a scalar comparison.
26143	(fold_relational_const): Move compile-time evaluation of complex
26144	constant equality/inequality comparisons to here.
26145
261462007-03-09  Alexandre Oliva  <aoliva@redhat.com>
26147
26148	PR rtl-optimization/30643
26149	* cse.c (cse_insn): Recompute dest_hash after insert_regs for
26150	dest_addr_elt.
26151	(fold_rtx): Recurse, like before 2006-11-03.
26152
261532007-03-09  DJ Delorie  <dj@redhat.com>
26154
26155	* config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
26156	m32c-pragma.o.
26157
261582007-03-09  Aldy Hernandez  <aldyh@redhat.com>
26159
26160	PR tree-optimization/30375
26161	* tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
26162	LHS of statements is not the same.
26163	* testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
26164
261652007-03-09  Chao-ying Fu  <fu@mips.com>
26166
26167	* doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
26168	REV 2.
26169	* doc/invoke.texi (-mdspr2): Document new option.
26170	* config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
26171	New unspec for DSP REV 2.
26172	(<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
26173	these instructions are extended in DSP REV 2.
26174	(mips-dspr2.md): Include.
26175	* config/mips/mips.opt (mdspr2): New option.
26176	* config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
26177	MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
26178	MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
26179	(override_options): Check TARGET_DSPR2 to enable MASK_DSP.
26180	(CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
26181	(dsp_bdesc): Add DSP REV 2 builtins.  Remove 32-bit only DSP builtins.
26182	(dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
26183	and 2 builtins.
26184	(bdesc_map): Add one field of unsupported_target_flags.
26185	(bdesc_arrays): Update entries to have extra fields.  Add
26186	dsp_32only_bdesc.
26187	(mips_init_builtins): Initialize new function types.
26188	Check unsupported_target_fileds to filter out builtins.
26189	* config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
26190	TARGET_DSPR2.
26191	(ASM_SPEC): Pass mdspr2 to the assembler.
26192	* config/mips/mips-dspr2.md: New file.
26193
261942007-03-09  Sa Liu  <saliu@de.ibm.com>
26195
26196	* config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
26197
261982007-03-09  Ian Lance Taylor  <iant@google.com>
26199
26200	* opts.c (common_handle_option): Treat -Wstrict-overflow (with no
26201	argument) like -Wstrict-overflow=2.
26202	* doc/invoke.texi (Warning Options): Update documentation.
26203
262042007-03-09  Dirk Mueller  <dmueller@suse.de>
26205
26206	PR c++/17946
26207	* doc/invoke.texi (-Wlogical-op): Document.
26208	* common.opt (-Wlogical-op): New.
26209	* c-common.h (warn_logical_operator): Declare.
26210	* c-common.c (warn_logical_operator): Define.
26211	* c-typeck.c (parser_build_binary_op): Call
26212	warn_logical_operator.
26213
262142007-03-09  Alexandre Oliva  <aoliva@redhat.com>
26215
26216	* rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
26217	* final.c (final_scan_insn): Test for non-"" file name.
26218
262192007-03-09  Sebastian Pop  <sebastian.pop@inria.fr>
26220
26221	* doc/loop.texi: Document the Omega linear constraints solver.
26222	* doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
26223	omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
26224	omega-hash-table-size, omega-max-keys, and
26225	omega-eliminate-redundant-constraints.
26226	* tree-pass.h (pass_check_data_deps): Declared.
26227	* omega.c: New.
26228	* omega.h: New.
26229	* timevar.def (TV_CHECK_DATA_DEPS): Declared.
26230	* tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
26231	pass_check_data_deps): New.
26232	* tree-data-ref.c (init_data_ref): Remove declaration.
26233	(dump_data_dependence_relation): Dump DDR_INNER_LOOP.
26234	(analyze_array): Renamed init_array_ref, move up initializations.
26235	(init_data_ref): Renamed init_pointer_ref.  Moved before its call.
26236	Removed arguments that are set to NULL.
26237	(analyze_indirect_ref): Correct indentation, correct call to
26238	init_pointer_ref.
26239	(object_analysis): Call init_array_ref instead of analyze_array.
26240	(initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
26241	(access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
26242	of DR_ACCESS_FNS_ADDR.
26243	(init_omega_eq_with_af, omega_extract_distance_vectors,
26244	omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
26245	ddr_consistent_p): New.
26246	(compute_affine_dependence): Check consistency of ddrs when
26247	flag_check_data_deps is passed.
26248	(analyze_all_data_dependences): Uncomment.
26249	(tree_check_data_deps): New.
26250	* tree-data-ref.h: Include omega.h.
26251	(DR_ACCESS_FNS_ADDR): Removed.
26252	(data_dependence_relation): Add inner_loop.
26253	(DDR_INNER_LOOP): New.
26254	* common.opt (fcheck-data-deps): New.
26255	* tree-flow.h (tree_check_data_deps): Declare.
26256	* Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
26257	(OBJS-common): Depend on omega.o.
26258	(omega.o): Define.
26259	* passes.c (pass_check_data_deps): Scheduled.
26260	* params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
26261	PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
26262	PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
26263	PARAM_VECT_MAX_VERSION_CHECKS,
26264	PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
26265
262662007-03-09  Richard Guenther  <rguenther@suse.de>
26267
26268	PR tree-optimization/30904
26269	PR middle-end/31058
26270	* tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
26271	the same way as *_DIV_EXPR.
26272
262732007-03-09  Alexandre Oliva  <aoliva@redhat.com>
26274
26275	* recog.c (decode_asm_operands): No mixed declarations and code.
26276
262772007-03-09  Alexandre Oliva  <aoliva@redhat.com>
26278
26279	* rtl.def (ASM_INPUT): Add location.
26280	* rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
26281	(ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
26282	(decode_asm_operands): Add loc operand.
26283	(gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
26284	* stmt.c (expand_asm): Rename to...
26285	(expand_asm_loc): ... this.  Add locus argument.  Pass it on to
26286	gen_rtx_ASM_INPUT_loc.
26287	(expand_asm_expr): Adjust.
26288	* recog.c (decode_asm_operands): Add loc operand.
26289	(check_asm_operands, extract_insn): Adjust.
26290	* reload1.c (maybe_fix_stack_asms): Likewise.
26291	* final.c (asm_insn_count): Likewise.
26292	(final_scan_insn): Output # line before and after asm.
26293
262942007-03-09  Daniel Berlin  <dberlin@dberlin.org>
26295
26296	* tree-ssa-structalias.c (variable_info): Remove
26297	finished_solution.
26298	(new_var_info): Ditto.
26299	(shared_bitmap_info_t): New structure.
26300	(shared_bitmap_table): New variable.
26301	(shared_bitmap_hash): New function.
26302	(shared_bitmap_eq): Ditto
26303	(shared_bitmap_lookup): Ditto.
26304	(shared_bitmap_add): Ditto.
26305	(merge_smts_into): Change to take bitmap directly.
26306	(find_what_p_points_to): Rewrite to use shared bitmap hashtable.
26307	(init_alias_vars): Init shared bitmap hashtable.
26308	(delete_points_to_sets): Delete shared bitmap hashtable.
26309	* tree-ssa-operands.c (add_virtual_operand): Partially revert the
26310	is_aliased removal as a change that was still necessary was
26311	deleted.
26312
263132007-03-09  Uros Bizjak  <ubizjak@gmail.com>
26314
26315	* config/i386/i386.h (override_options): Conditionally disable
26316	x86_sahf for 64bit targets only.
26317
263182007-03-08  Andrew Pinski  <andrew_pinski@playstation.sony.com>
26319
26320	PR C/31072
26321	* c-decl.c (merge_decls): Don't call make_var_volatile.
26322	* varasm.c (make_var_volatile): Remove.
26323	* output.h (make_var_volatile): Remove.
26324
263252007-03-08  Zdenek Dvorak  <dvorakz@suse.cz>
26326
26327	PR tree-optimization/31085
26328	* tree-ssa-address.c (create_mem_ref): Fix test of type of base.
26329
263302007-03-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
26331
26332	* builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
26333	llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
26334	ATTR_CONST_NOTHROW_LIST.
26335
26336	* fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26337	FIX_TRUNC_EXPR.
26338
263392007-03-08  Diego Novillo  <dnovillo@redhat.com>
26340
26341	* doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
26342
263432007-03-08  Geoffrey Keating  <geoffk@apple.com>
26344
26345	PR 31013
26346	* gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
26347	is declared.
26348	* config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
26349	passed, use shared libgcc.
26350
263512007-03-08  Roger Sayle  <roger@eyesopen.com>
26352
26353	* tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
26354	instead of calling build2 with a GIMPLE_MODIFY_STMT.
26355	(honor_protect_cleanup_actions, lower_try_finally_switch):
26356	Likewise.
26357	* tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
26358	ifc_temp_var): Likewise.
26359	* tree-inline.c (setup_one_parameter): Likewise.
26360	* tree-mudflap.c (mf_decl_cache_locals,
26361	mf_build_check_statement_for): Likewise.
26362	* tree-nested.c (init_tmp_var, save_tmp_var,
26363	finalize_nesting_tree_1): Likewise.
26364	* tree-outof-ssa.c (insert_copy_on_edge,
26365	insert_backedge_copies): Likewise.
26366	* tree-profile.c (tree_gen_edge_profiler,
26367	tree_gen_ic_profiler): Likewise.
26368	* tree-scalar-evolution.c (scev_const_prop): Likewise.
26369	* tree-sra.c (sra_build_assignment): Likewise.
26370	* tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
26371	* tree-ssa-math-opts.c (insert_reciprocals,
26372	execute_cse_sincos_1): Likewise.
26373	* tree-tailcall.c (adjust_accumulator_values,
26374	adjust_return_value): Likewise.
26375	* tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
26376	* tree-vect-transform.c (vect_create_data_ref_ptr,
26377	bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
26378	vect_create_epilog_for_reduction, vectorizable_reduction,
26379	vectorizable_call, vectorizable_conversion,
26380	vectorizable_assignment, vectorizable_operation,
26381	vectorizable_type_demotion, vect_gen_widened_results_half,
26382	vect_permute_store_chain, vectorizable_store,
26383	vect_setup_realignment, vect_permute_load_chain,
26384	vectorizable_load, vectorizable_condition,
26385	vect_create_cond_for_align_checks): Likewise.
26386	* tree-vrp.c (build_assert_expr_for): Likewise.
26387
263882007-03-08  Ian Lance Taylor  <iant@google.com>
26389
26390	* tree-vrp.c: Include "intl.h".
26391	(usable_range_p): New static function.
26392	(compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
26393	overflowed values, juts set *strict_overflow_p.
26394	(compare_values): Only return -2 if one of the operands is not a
26395	constant.
26396	(compare_ranges): Call usable_range_p.
26397	(compare_range_with_value): Likewise.
26398	(vrp_evaluate_conditional_warnv): Rename from
26399	vrp_evaluate_conditional.  Make static.  Change all callers.
26400	(vrp_evaluate_conditional): New function.
26401	(simplify_div_or_mod_using_ranges): Issue warning about reliance
26402	on signed overflow.
26403	(simplify_abs_using_ranges): Likewise.
26404	(simplify_stmt_for_jump_threading): Add within_stmt parameter.
26405	* tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
26406	within_stmt parameter.
26407	* tree-ssa-propagate.c (fold_predicate_in): Update call to
26408	vrp_evaluate_conditional.
26409	* tree-ssa-threadedge.c
26410	(record_temporary_equivalences_from_stmts_at_dest): Change
26411	simplify parameter to take a second tree parameter.
26412	(simplify_control_stmt_condition): Likewise.
26413	(thread_across_edge): Likewise.
26414	* tree-flow.h (vrp_evaluate_conditional): Update declaration.
26415	(thread_across_edge): Likewise.
26416	* Makefile.in (tree-vrp.o): Depend upon intl.h.
26417
264182007-03-08  Uros Bizjak  <ubizjak@gmail.com>
26419
26420	* config/i386/i386.h (TARGET_SAHF): New define.
26421	* config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
26422	Also enable for m_K8, m_AMDFAM10 and m_CORE2.
26423	(x86_sahf): New global variable.
26424	(override_options): Add PTA_NO_SAHF to pta_flags enum.  Recode
26425	pta_flags masks using shifts.  Add PTA_NO_SAHF to x86_64 and
26426	nocona processor flags.  Set x86_sahf when PTA_NO_SAHF is not set
26427	in processor flags.  Do not unconditionally disable TARGET_USE_SAHF
26428	for 64-bit.
26429	(ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
26430	(ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
26431	when expanding fcomi/sahf based tests.
26432	(ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
26433	expanding sahf based alternative. Emit sahf based sequence when
26434	optimizing for code size.
26435	* config/i386/i386.md (x86_sahf_1): Do not disable for
26436	TARGET_64BIT, enable for TARGET_SAHF.
26437
264382007-03-08  Martin Michlmayr  <tbm@cyrius.com>
26439
26440	* tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
26441	spurious whitespace from error message.
26442
264432007-03-08  Volker Reichelt  <v.reichelt@netcologne.de>
26444
26445	PR c++/30852
26446	* c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
26447
264482007-03-08  Alexandre Oliva  <aoliva@redhat.com>
26449
26450	* c-decl.c (grokdeclarator): Disable warnings for anonymous
26451	bitfields.
26452	* tree-sra.c (instantiate_element): Propagate disabled warnings
26453	from the element itself to the created variable.
26454
264552007-03-07  Richard Henderson  <rth@redhat.com>
26456
26457	PR target/30848
26458	* reg-stack.c (emit_swap_insn): If a malformed asm was seen,
26459	silently fix up the stack in the case of a missing register.
26460
264612007-03-07  Paul Brook  <paul@codesourcery.com>
26462
26463	* config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
26464
264652007-03-07  Joseph Myers  <joseph@codesourcery.com>
26466
26467	* config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
26468	New.
26469	(phase1_vrs): Use them.
26470	(DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
26471	(__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
26472	__gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
26473	(restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
26474	__gnu_Unwind_Restore_WMMXC if required.
26475	(_Unwind_VRS_Pop): Implement iWMMXt support.
26476	* config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
26477	gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
26478	gnu_Unwind_Save_WMMXC): Define.
26479
264802007-03-07  Richard Sandiford  <richard@codesourcery.com>
26481
26482	* config/vxworks.h (vxworks_override_options): Declare.
26483	(VXWORKS_OVERRIDE_OPTIONS): Use it.
26484	* config/vxworks.c: Include target.h and toplev.h.
26485	(vxworks_override_options): New function.
26486	* config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
26487
264882007-03-07  Andreas Krebbel  <krebbel1@de.ibm.com>
26489
26490	* config/s390/s390.c (override_options): Don't emit an error when
26491	-mstack-size is used without providing -mstack-guard.
26492	(s390_emit_prologue): Choose stack_guard value automatically if not
26493	provided via command line.
26494	* doc/invoke.texi: Adjust description of -mstack-guard and
26495	-mstack-size.
26496
264972007-03-07  Richard Sandiford  <richard@codesourcery.com>
26498
26499	* config/i386/i386.c (output_set_got): Add a GOT initialization
26500	sequence for VxWorks PIC.
26501	(legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
26502	around labels as well as symbols.  Use gotoff_operand instead
26503	of local_symbolic_operand.
26504	(legitimize_pic_address): Use gotoff_operand instead of
26505	local_symbolic_operand.  Use @GOT accesses for labels as
26506	well as symbols.
26507	(ix86_output_addr_diff_elt): Use PC-relative rather than
26508	GP-relative offsets for VxWorks PIC.
26509	(ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
26510	no_new_pseudos.  Check whether the returned register is op0.
26511	* config/i386/i386.md (tablejump): Use PC-relative rather than
26512	GP-relative offsets for VxWorks PIC.
26513	* config/i386/predicates.md (gotoff_operand): New predicate.
26514
265152007-03-06  Richard Sandiford  <richard@codesourcery.com>
26516
26517	* config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
26518	before defining.
26519	* config/vxworks-dummy.h: New file.
26520	* config/i386/i386.h: Include it.
26521
265222007-03-07  Alexandre Oliva  <aoliva@redhat.com>
26523
26524	* dwarf2out.c (is_inlined_entry_point): New
26525	(add_high_low_attributes): Emit DW_AT_entry_pc along with
26526	DW_AT_ranges if the first subblock is the entry point.
26527
265282007-03-06  David Daney  <ddaney@avtrex.com>
26529
26530	* doc/install.texi (mips-*-*): Change recommended binutils
26531	version.
26532
265332007-03-06  Anatoly Sokolov <aesok@post.ru>
26534
26535	* config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
26536	ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
26537	devices.
26538	* config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26539	* config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26540
265412007-03-06  Jan Hubicka  <jh@suse.cz>
26542
26543	* errors.h (warning, error, fatal, internal_error): Mark as cold.
26544	* predict.c (maybe_hot_bb): Cold functions are never hot; hot
26545	functions are hot.
26546	(probably_cold_bb_p): Cold functions are cold.
26547	(probably_never_executed_bb_p): Cold functions are cold.
26548	(tree_bb_level_predictions): Predict calls to cold functions as not
26549	taken.
26550	(compute_function_frequency): Check hot/cold attributes.
26551	* function.h (function_frequency): Update comments.
26552	* predict.def (PRED_COLD_FUNCTION): Predict cold function.
26553	* c-common.c (handle_hot_attribute, handle_cold_attribute): New.
26554	(c_common_att): Add cold and hot.
26555
26556	* doc/extend.texi (hot,cold attributes): Document.
26557
265582007-03-06  Andrew Haley  <aph@redhat.com>
26559
26560	* function.c (expand_function_end): Move blockage to just after we
26561	emit the label for the naked return from the function.
26562
265632007-03-06  Richard Sandiford  <richard@codesourcery.com>
26564
26565	* config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
26566	before redefining.
26567
265682007-03-06  Jan Hubicka  <jh@suse.cz>
26569
26570	* reg-stack.c (reg_to_stack): Large models don't allow NAN to be
26571	loaded for constant large models.  Non-large 64bit PIC can do.
26572	* config/i386/i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
26573	* cmodel.h: Add LARGE PIC.
26574	* config/i386/i386.md (UNSPEC_PLTOFF): New.
26575	(UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
26576	unspecs as needed.
26577	(*call_1_rex64): Disable for large models.
26578	(*call_1_rex64_large): New.
26579	(*call_value_1_rex64): Disable for large models.
26580	(*call_value_1_rex64_large): New.
26581	(set_rip_rex4): New.
26582	(set_got_offset_rex64): New.
26583	* config/i386/predicates.md (constant_call_address_operand): For
26584	large model constant calls are not possible.
26585	* config/i386/i386-protos.h (construct_plt_address): Declare.
26586	* config/i386/i386.c (override_options): Accept large models.
26587	(ix86_expand_prologue): Expand large PIC GOT pointer load.
26588	(legitimate_constant_p): Add new UNSPECs.
26589	(legitimate_pic_operand_p): Likewise.
26590	(legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
26591	(legitimize_pic_address): Do easy RIP relative way for TLS only for
26592	non-large model.
26593	(output_pic_addr_const): Add PLTOFF.
26594	(ix86_output_addr_diff_elt): Output 64bit tables when needed.
26595	(ix86_expand_move): Legitimize pic address when in PIC mode.
26596	(construct_plt_address): New function.
26597	(ix86_expand_call): Offload the address to register and use GOT
26598	pointer for large model.
26599	* invoke.texi (mcmodel=large): Update documentation.
26600
266012007-03-06  Richard Henderson  <rth@redhat.com>
26602
26603	* config/i386/i386.c (x86_use_leave, x86_push_memory,
26604	x86_zero_extend_with_and, x86_movx, x86_double_with_add,
26605	x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
26606	x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
26607	x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
26608	x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
26609	x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
26610	x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
26611	x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
26612	x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
26613	x86_partial_reg_dependency, x86_memory_mismatch_stall,
26614	x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
26615	x86_sse_partial_reg_dependency, x86_sse_split_regs,
26616	x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26617	x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
26618	x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
26619	x86_schedule, x86_use_bt, x86_pad_returns,
26620	x86_use_xchgb): Merge into ...
26621	(ix86_tune_features): ... here.  New array.
26622	(x86_cmove, x86_cmpxchg, x86_cmpxchg8b,	x86_xadd,
26623	x86_bswap): Merge into ...
26624	(ix86_arch_features): ... here.  New array.
26625	(x86_3dnow_a): Remove.
26626	(x86_accumulate_outgoing_args): Make static.
26627	(x86_arch_always_fancy_math_387): Make static.
26628	(ix86_tune_mask, ix86_arch_mask): Move ...
26629	(override_options): ... to local variables here.  Apply the
26630	appropriate mask to each element of ix86_arch_features and
26631	ix86_tune_features.  Adjust TARGET_CMOVE and TARGET_USE_SAHF
26632	as were done in the old macros.
26633	(standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
26634	* config/i386/i386.h (x86_use_leave, x86_push_memory,
26635	x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
26636	x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
26637	x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
26638	x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
26639	x86_read_modify_write, x86_read_modify, x86_split_long_moves,
26640	x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
26641	x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
26642	x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
26643	x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
26644	x86_partial_reg_dependency, x86_memory_mismatch_stall,
26645	x86_accumulate_outgoing_args, x86_prologue_using_move,
26646	x86_epilogue_using_move, x86_decompose_lea,
26647	x86_arch_always_fancy_math_387, x86_shift1,
26648	x86_sse_partial_reg_dependency, x86_sse_split_regs,
26649	x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26650	x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
26651	x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26652	x86_use_incdec, x86_pad_returns, x86_bswap,
26653	x86_partial_flag_reg_stall): Remove.
26654	(enum ix86_tune_indices): New.
26655	(ix86_tune_features): New.
26656	(TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
26657	TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
26658	TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
26659	TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
26660	TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
26661	TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
26662	TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
26663	TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
26664	TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
26665	TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
26666	TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
26667	TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
26668	TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
26669	TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
26670	TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
26671	TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
26672	TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
26673	TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
26674	TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
26675	TARGET_EXT_80387_CONSTANTS): Use it.
26676	(enum ix86_arch_indices): New.
26677	(ix86_arch_features): New.
26678	(TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
26679	TARGET_BSWAP): Use it.
26680	(ix86_tune_mask, ix86_arch_mask): Remove.
26681
266822007-03-06  Joseph Myers  <joseph@codesourcery.com>
26683
26684	PR bootstrap/31020
26685	* configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
26686	Define using $${sysroot_headers_suffix}.
26687	* configure: Regenerate.
26688	* cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
26689	multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
26690	defined.
26691	* doc/invoke.texi (-print-sysroot-headers-suffix): Document.
26692	* gcc.c (print_sysroot_headers_suffix): New.
26693	(option_map): Include --print-sysroot-headers-suffix.
26694	(display_help): Mention -print-sysroot-headers-suffix.
26695	(process_command): Handle -print-sysroot-headers-suffix.
26696	(do_spec_1): Append multilib directory to include-fixed path if
26697	sysroot suffixes in use.
26698	(main): Handle -print-sysroot-headers-suffix.
26699	* Makefile.in (start.encap): Don't depend on xlimits.h
26700	(xlimits.h): Remove.
26701	(stmp-int-hdrs): Don't depend on xlimits.h.  Inline generation of
26702	limits.h for each multilib in fixinc_list.
26703	(fixinc_list, s-fixinc_list): New.
26704	(stmp-fixinc): Depend on fixinc_list.  If not copying headers,
26705	generate them for each multilib in fixinc_list.
26706	(stmp-fixproto): Use include-fixed.  Run fixproto for each
26707	multilib in fixinc_list.
26708	(mostlyclean): Don't remove xlimits.h.
26709	(clean): Remove include-fixed.
26710	(real-install-headers-tar, real-install-headers-cpio,
26711	real-install-headers-cp): Don't copy include, only include-fixed.
26712	(install-mkheaders): Depend on fixinc_list.  Don't depend on
26713	xlimits.h.  Save limits.h files for each multilib in fixinc_list.
26714	Always save mkinstalldirs.  Preserve ${sysroot_headers_suffix} in
26715	SYSTEM_HEADER_DIR setting in mkheaders.conf.
26716
267172007-03-06  Jan Hubicka  <jh@suse.cz>
26718
26719	* regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
26720	NANs easilly.
26721
267222007-03-06  Richard Sandiford  <richard@codesourcery.com>
26723
26724	* configure.ac: Allow tm_file to contain build-directory files.
26725	* configure: Regenerate.
26726	* config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
26727	* config/m68k/t-uclinux (sysroot-suffix.h): New target.
26728	* config/m68k/print-sysroot-suffix.sh: New file.
26729
267302007-03-06  Richard Sandiford  <richard@codesourcery.com>
26731
26732	* config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
26733	of pic_offset_table_rtx if reload_completed.
26734	(CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
26735	PIC_OFFSET_TABLE_REGNUM.
26736	* config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
26737	return true.
26738	(m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
26739	(m68k_output_mi_thunk): Rewrite to use RTL.  Honor vcall_offset.
26740
267412007-03-06  Richard Sandiford  <richard@codesourcery.com>
26742
26743	* config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26744	functions that call eh_return.
26745
267462007-03-06  Richard Sandiford  <richard@codesourcery.com>
26747
26748	* config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26749	functions that need a constant pool.
26750
267512007-03-06  Richard Sandiford  <richard@codesourcery.com>
26752
26753	PR target/28181
26754	* config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
26755	(m68k_preferred_reload_class): Likewise.
26756	* config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
26757	(SECONDARY_RELOAD_CLASS): Define.
26758	(PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
26759	(LIMIT_RELOAD_CLASS): Delete.
26760	* config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
26761	registers from storing bytes.
26762	(m68k_secondary_reload_class): New function.
26763	(m68k_preferred_reload_class): Likewise.
26764
267652007-03-06  Richard Sandiford  <richard@codesourcery.com>
26766
26767	* config/m68k/m68k.c (m68k_save_reg): Remove special case for
26768	leaf functions.
26769	(m68k_expand_prologue): Likewise.
26770
267712007-03-06  Richard Sandiford  <richard@codesourcery.com>
26772
26773	* config/m68k/m68k-protos.h (output_sibcall): Declare.
26774	(mips_expand_epilogue): Add a bool parameter.
26775	(m68k_legitimize_sibcall_address): Declare.
26776	* config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
26777	(m68k_expand_epilogue): Add a parameter to select between sibling
26778	and normal epilogues.  Only generate a return for the latter.
26779	(m68k_ok_for_sibcall_p): New function.
26780	(m68k_legitimize_sibcall_address, output_sibcall): New functions.
26781	* config/m68k/m68k.md (sibcall, *sibcall): New patterns.
26782	(sibcall_value, *sibcall_value): Likewise.
26783	(*call, *call_value): Require !SIBLING_CALL_P.
26784	(epilogue): Update call to m68k_expand_epilogue.
26785	(sibcall_epilogue): New pattern.
26786	* config/m68k/predicates.md (const_call_operand): Say that this
26787	predicate applies to sibling calls too.
26788	(sibcall_operand): New predicate.
26789
267902007-03-06  Richard Sandiford  <richard@codesourcery.com>
26791
26792	* config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
26793	alternatives as movsi_cf.
26794	(movsf_cf_hard): Add commentary.
26795
267962007-03-06  Kazu Hirata  <kazu@codesourcery.com>
26797	    Richard Sandiford  <richard@codesourcery.com>
26798
26799	* config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
26800	(m68k_movem_pattern_p, m68k_output_movem): Likewise.
26801	(m68k_expand_prologue, m68k_expand_epilogue): Likewise.
26802	* config/m68k/m68k.h (EPILOGUE_USES): Define.  Treat all registers
26803	as being live on exit from an interrupt function.
26804	(PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
26805	* config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
26806	(m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
26807	(TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
26808	(m68k_interrupt_function_p): Globalize.
26809	(m68k_compute_frame_layout): Remove reverse mask code.
26810	(m68k_emit_movem, m68k_set_frame_related): New functions.
26811	(m68k_output_function_prologue): Delete in favor of...
26812	(m68k_expand_prologue): ...this new function.
26813	(m68k_output_function_epilogue): Delete in favor of...
26814	(m68k_expand_epilogue): ...this new function.
26815	(m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
26816	functions.
26817	(print_operand): Handle %?.
26818	* config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
26819	(UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
26820	(prologue, epilogue): New patterns.
26821	(return): Turn into a define_expand.
26822	(*return): New pattern, derived from old "return" pattern.  Use rte
26823	rather than rts for interrupt functions.  Only use rtd if the pop
26824	count is nonzero.
26825	(*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
26826	(*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
26827	(link, *link, unlink, *unlink, load_got): Likewise.
26828
268292007-03-06  Richard Sandiford  <richard@codesourcery.com>
26830
26831	PR target/23482
26832	PR target/17114
26833	* config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
26834	(m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
26835	(m68k_matches_q_p, m68k_matches_u_p): Likewise.
26836	* config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
26837	and m68k_matches_u_p.
26838	(PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
26839	(INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
26840	(GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
26841	(LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
26842	(GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
26843	(REG_STRICT_P): New macro.
26844	(LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
26845	PCREL_GENERAL_OPERAND_OK.
26846	(REG_OK_FOR_BASE_P): Merge definitions.  Use REG_STRICT_P and
26847	m68k_legitimate_base_reg_p.
26848	(REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
26849	(GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
26850	(PIC_CASE_VECTOR_ADDRESS): Update comment.
26851	* config/m68k/m68k.c (m68k_address): New structure.
26852	(m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
26853	(m68k_decompose_index, m68k_legitimate_constant_address_p)
26854	(m68k_jump_table_ref_p, m68k_decompose_address)
26855	(m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
26856	(m68k_matches_u_p): New functions.
26857	(print_operand_address): Rewrite to use m68k_decompose_index.
26858
268592007-03-05  David Taylor  <dtaylor@emc.com>
26860
26861	* gcc.c: Correct copyright date in --version output.
26862
268632007-03-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
26864
26865	* pa.md: In unamed move patterns, disparge copies between general
26866	and floating point registers using '?' modifier.  Don't include 'f'
26867	constraint for register preferences in DImode, SImode, HImode and
26868	QImode patterns.  Likewise for 'r' in DFmode and SFmode patterns.
26869	Remove constraints for copies between general and floating registers
26870	in soft-float DFmode pattern.
26871	(movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
26872	floating register.
26873	(movsf): Likewise.
26874
268752007-03-05  Mike Stump  <mrs@apple.com>
26876
26877	* c-common.c (targetcm): Add.
26878	* c-opts.c (c_common_handle_option): Handle language specific
26879	target options.
26880	* opts.c (handle_option): Verify language for target options, if
26881	any are given.
26882	* opth-gen.awk: Add CL_LANG_ALL.
26883	* target-def.h (TARGET_HANDLE_C_OPTION): Add.
26884	(TARGETCM_INITIALIZER): Add.
26885	* target.h (struct gcc_targetcm): Add.
26886	(targetcm): Add.
26887	* targhooks.c (default_handle_c_option): Add.
26888	* targhooks.h (default_handle_c_option): Add.
26889	* doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
26890
26891	* config/darwin.opt (iframework): Add.
26892	* config/darwin.h (TARGET_HAS_TARGETCM): Add.
26893	* config/darwin-c.c (handle_c_option): Add.
26894	(TARGET_HANDLE_C_OPTION): Add.
26895	(targetcm): Add.
26896	* doc/invoke.texi (Darwin Options): Add -iframework.
26897
268982007-03-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
26899
26900	* convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
26901	conversion.
26902
269032007-03-05  Ian Lance Taylor  <iant@google.com>
26904
26905	* c.opt (fgnu89-inline): New option.
26906	* c-opts.c (c_common_post_options): Set default value for
26907	flag_gnu89_inline.
26908	* c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
26909	(pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
26910	inline functions.
26911	(diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
26912	(grokdeclarator, start_function): Likewise.
26913	* c-cppbuiltin.c (c_cpp_builtins): Define either
26914	__GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
26915	* doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
26916	(C Dialect Options): Document -fgnu89-inline.
26917	* doc/extend.texi (Function Attributes): Explain what the
26918	gnu_inline attribute does.
26919	* doc/cpp.texi (Common Predefined Macros): Document
26920	__GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
26921
269222007-03-05  Ian Lance Taylor  <iant@google.com>
26923
26924	PR tree-optimization/31034
26925	* tree-vrp.c (extract_range_from_assert): Don't try to handle a
26926	half-range if the other side is an overflow infinity.
26927
269282007-03-05  Bernd Schmidt  <bernd.schmidt@analog.com>
26929
26930	* config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
26931	(bfin*-linux-uclibc*): New configuration.
26932	* config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
26933	defining.
26934	* config/bfin/linux.h: New file.
26935	* config/bfin/libgcc-bfin.ver: New file.
26936	* config/bfin/t-bfin-uclinux: New file.
26937	* config/bfin/t-bfin-linux: New file.
26938	* config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
26939	(TARGET_OS_CPP_BUILTINS): New macro.
26940
269412007-03-05  Richard Guenther  <rguenther@suse.de>
26942
26943	* fold-const.c (fold_binary): Remove duplicate folding
26944	of comparison of non-null ADDR_EXPR against null.
26945
269462007-03-05  Richard Guenther  <rguenther@suse.de>
26947	    Dorit Nuzman  <dorit@il.ibm.com>
26948
26949	PR tree-optimization/26420
26950	* tree-vectorizer.c (vectorize_loops): Bail out early if there
26951	are no loops in the function.  Only print the number of
26952	vectorized loops if it is greater than zero or we are supposed
26953	to print information about unvectorized loops.
26954
269552007-03-05  Revital Eres  <eres@il.ibm.com>
26956
26957	* gcc.dg/var-expand1.c: New test.
26958	* loop-unroll.c (analyze_insn_to_expand_var): Add dump info
26959	when an accumulator is expanded.
26960
269612007-03-04  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
26962
26963	PR other/30465
26964	* c-common.c (convert_and_check): Don't give warnings for
26965	conversion if 'expr' already overflowed.
26966
269672007-03-04  Roger Sayle  <roger@eyesopen.com>
26968
26969	PR middle-end/30744
26970	* fold-const.c (fold_comparison): Enforce type consistency when
26971	transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
26972
269732007-03-04  Zdenek Dvorak  <dvorakz@suse.cz>
26974
26975	* tree-ssa-address.c (create_mem_ref): Do not put an expression
26976	containing a cast to the base of TARGET_MEM_REF.
26977
269782007-03-04  Martin Michlmayr  <tbm@cyrius.com>
26979
26980	* tree.c (tree_contains_struct_check_failed): Remove spurious
26981	whitespace from error message.
26982
269832007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
26984
26985	PR target/30406
26986	* config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
26987	instead of precision.
26988
269892007-03-04  Roman Zippel <zippel@linux-m68k.org>
26990	    Nathan Sidwell  <nathan@codesourcery.com>
26991
26992	* emit-rtl.c (find_auto_inc): New.
26993	(try_split): recreate REG_INC notes,
26994	Use regular for loops rather than whiles.
26995
269962007-03-03  Andreas Schwab  <schwab@suse.de>
26997
26998	* configure.ac (HAVE_AS_REL16): Move test back to correct place.
26999	* configure: Regenerate.
27000
270012007-03-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
27002
27003	* builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
27004	flag_rounding_math, not flag_unsafe_math_optimizations.
27005
27006	* c-pretty-print.c (pp_c_direct_abstract_declarator): Use
27007	fold_build2.
27008	* config/alpha/alpha.c (alpha_fold_builtin_zapnot,
27009	alpha_fold_vector_minmax): Likewise.
27010	* config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
27011	* config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
27012
270132007-03-02  Eric Botcazou  <ebotcazou@adacore.com>
27014
27015	* tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
27016	(sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
27017	if the lhs has side-effects.
27018	<lhs_elt>: Treat the reference as a use if the rhs has side-effects.
27019
270202007-03-02  Uros Bizjak  <ubizjak@gmail.com>
27021
27022	* config/i386/i386.h (TUNEMASK): Remove define.
27023	(ARCHMASK): Remove define.
27024	(TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
27025	 Use ix86_arch_mask variable instead of ARCHMASK.
27026	* config/i386/i386.c (override_options): Ditto.
27027	(standard_80387_constant_p): Ditto.
27028
270292007-03-02  Ian Lance Taylor  <iant@google.com>
27030
27031	Used signed infinities in VRP.
27032	* tree-vrp.c (uses_overflow_infinity): New static function.
27033	(supports_overflow_infinity): New static function.
27034	(make_overflow_infinity): New static function.
27035	(negative_overflow_infinity): New static function.
27036	(positive_overflow_infinity): New static function.
27037	(is_negative_overflow_infinity): New static function.
27038	(is_positive_overflow_infinity): New static function.
27039	(is_overflow_infinity): New static function.
27040	(overflow_infinity_range_p): New static function.
27041	(compare_values_warnv): New function split out of compare_values.
27042	(compare_value): Call it.
27043	(set_value_range_to_nonnegative): Add overflow_infinity
27044	parameter.  Change caller.
27045	(vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
27046	Change callers.
27047	(vrp_expr_computes_nonzero): Likewise.
27048	(compare_ranges, compare_range_with_value): Likewise.
27049	(compare_name_with_value, compare_names): Likewise.
27050	(vrp_evaluate_conditional): Likewise.
27051	(set_value_range): Handle infinity
27052	(vrp_operand_equal_p, operand_less_p): Likewise.
27053	(extract_range_from_assert): Likewise.
27054	(vrp_int_const_binop): Likewise.
27055	(extract_range_from_binary_expr): Likewise.
27056	(extract_range_from_unary_expr): Likewise.
27057	(extract_range_from_comparison): Likewise.
27058	(extract_range_from_expr): Likewise.
27059	(dump_value_range): Likewise.
27060	(vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
27061	(test_for_singularity): Likewise.
27062	(vrp_int_const_binop): Remove inline qualifier.
27063	(adjust_range_with_scev): Add comment.
27064	* tree-flow.h (vrp_evaluate_conditional): Update declaration.
27065
270662007-03-02  Diego Novillo  <dnovillo@redhat.com>
27067
27068	* tree-ssa-structalias.c (could_have_pointers): Tidy.
27069	(get_constraint_for): Likewise.
27070	(do_structure_copy): Likewise.
27071	(find_func_aliases): Fix references to MODIFY_EXPR.
27072	(intra_create_variable_infos): Tidy.
27073	* tree-ssa-operands.c (add_virtual_operand): Add argument
27074	IS_CALL_SITE.
27075	When adding members of alias sets, if IS_CALL_SITE is true and
27076	the symbol is not call-clobbered, skip it.
27077	Adjust all callers.
27078
270792007-03-02  Eric Botcazou  <ebotcazou@adacore.com>
27080
27081	* config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
27082	entry by means of emit_insn_at_entry.
27083
270842007-03-02  Richard Henderson  <rth@redhat.com>
27085
27086	* expr.h (promoted_input_arg): Remove decl.
27087	* function.c (promoted_input_arg): Merge into ...
27088	* combine.c (setup_incoming_promotions): ... only caller.
27089	Rearrange to avoid double loop.
27090
270912007-03-02  Ben Elliston  <bje@au.ibm.com>
27092	    Peter Bergner  <bergner@vnet.ibm.com>
27093	    Janis Johnson  <janis187@us.ibm.com>
27094
27095	* config/rs6000/dfp.md: New file.
27096	* config/rs6000/rs6000.md: Include dfp.md.
27097	(add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
27098	* config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
27099	and TDmode decimal float modes in FP registers.
27100	(num_insns_constant): Likewise.
27101	(rs6000_legitimate_offset_address_p): Likewise.
27102	(rs6000_legitimize_address): Likewise.
27103	(rs6000_legitimize_reload_address): Likewise.
27104	(rs6000_legitimate_address): Likewise.
27105	(rs6000_emit_move): Likewise.
27106	(function_arg_boundary): Likewise.
27107	(function_arg_advance): Likewise.
27108	(rs6000_darwin64_record_arg_recurse): Likewise.
27109	(function_arg): Likewise.
27110	(rs6000_gimplify_va_arg): Likewise.
27111	(rs6000_split_multireg_move): Likewise.
27112	(rs6000_output_function_epilogue): Likewise.
27113	(rs6000_output_function_epilogue): Likewise.
27114	(rs6000_register_move_cost): Likewise.
27115	(rs6000_function_value): Likewise.
27116	(rs6000_libcall_value): Likewise.
27117
271182007-03-02  Richard Sandiford  <richard@codesourcery.com>
27119
27120	* config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
27121
271222007-03-02  Richard Sandiford  <richard@codesourcery.com>
27123
27124	* config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
27125	Use $MULTIDIR to choose between the kernel and RTP headers,
27126	and use $WIND_BASE and $WIND_USR to locate them.
27127
271282007-03-02  Uros Bizjak  <ubizjak@gmail.com>
27129
27130	* config/i386/i386.c (override_options): Put initialization of
27131	ix86_tune_mask and ix86_arch_mask to the correct place.
27132
271332007-03-02  Uros Bizjak  <ubizjak@gmail.com>
27134	    Michael Meissner  <michael.meissner@amd.com>
27135
27136	PR target/31019
27137	* config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
27138	(ARCHMASK): Define.
27139	(TARGET_CMOVE): Use ARCHMASK.
27140	(TARGET_CMPXCHG): Ditto.
27141	(TARGET_CMPXCHG8B): Ditto.
27142	(TARGET_XADD): Ditto.
27143	(TARGET_BSWAP): Ditto.
27144	* config/i386/i386.c (ix86_tune_mask): New global variable.
27145	(ix86_arch_mask): Ditto.
27146	(override_options): Initialize ix86_tune_mask and
27147	ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
27148	target_flags.
27149
271502007-03-02  Ben Elliston  <bje@au.ibm.com>
27151
27152	PR 30992
27153	* config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
27154
271552007-03-02  Joseph Myers  <joseph@codesourcery.com>
27156
27157	* target.h (init_dwarf_reg_sizes_extra): New target hook.
27158	* target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
27159	* doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
27160	* dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
27161	hook.
27162	* config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
27163	rs6000_init_dwarf_reg_sizes_extra): New.
27164	* config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
27165	SPE register high parts.
27166
271672007-03-01  Brooks Moses  <brooks.moses@codesourcery.com>
27168
27169	* Makefile.in: Add install-pdf target as
27170	copied from automake v1.10 rules.
27171	* configure.ac: Add install-pdf to target list.
27172	* configure: Regenerate.
27173
271742007-03-01  Paul Brook  <paul@codesourcery.com>
27175
27176	* config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
27177	modes to LDRD for DImode.
27178	(output_move_double): Fixup out of range ldrd/strd.
27179	(vfp_secondary_reload_class): Rename...
27180	(coproc_secondary_reload_class): ... to this.  Add wb argument.
27181	* config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
27182	coproc_secondary_reload_class for CLASS_IWMMXT.
27183	(SECONDARY_INPUT_RELOAD_CLASS): Ditto.
27184	* arm-protos.h (coproc_secondary_reload_class): Update prototype.
27185
271862007-03-01  Zdenek Dvorak  <dvorakz@suse.cz>
27187
27188	* tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
27189	unroll factor by the estimated number of iterations.
27190	(loop_prefetch_arrays): Do not prefetch in loops that iterate less
27191	than prefetch latency.
27192
27193	* config/i386/driver-i386.c (describe_cache, detect_caches_amd,
27194	decode_caches_intel, detect_caches_intel): New functions.
27195	(host_detect_local_cpu): Use detect_caches_amd and
27196	detect_caches_intel.
27197
271982007-03-01  Richard Henderson  <rth@redhat.com>
27199
27200	* expr.c (emit_move_complex_push): Export.
27201	(emit_move_complex_parts): Split out from ...
27202	(emit_move_complex): ... here.
27203	* expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
27204	* config/i386/i386.md (movcdi): New.
27205
272062007-03-01  Uros Bizjak  <ubizjak@gmail.com>
27207
27208	* config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
27209	size of mode1 to check for tieable modes in MMX case.
27210
272112007-03-01  Richard Sandiford  <richard@codesourcery.com>
27212
27213	* Makefile.in (rtlanal.o): Depend on tree.h.
27214	* rtl.h (offset_within_section_p, split_const): Declare.
27215	* rtlanal.c: Include tree.h.
27216	(offset_within_block_p): New function, taken from
27217	mips_offset_within_object_p.
27218	(split_const): New function, taken from mips_split_const.
27219	* config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
27220	Declare.
27221	* config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
27222	(CONSTANT_ADDRESS_P): Only accept legitimate constants.
27223	(LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
27224	* config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
27225	(m68k_illegitimate_symbolic_constant_p): New function.
27226	* config/m68k/m68k.md (movsi): Remove misleading predicates.
27227	If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
27228	symbolic constant that might be outside the symbol's section,
27229	move the symbol first and then add the offset.
27230	* config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
27231	Override.
27232	* config/mips/mips.c (mips_split_const): Delete.
27233	(mips_offset_within_object_p): Delete.
27234	(mips_symbolic_constant_p): Use offset_within_section_p and
27235	split_const instead of mips_offset_within_object_p and
27236	mips_split_const.
27237	(mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
27238	(mips_legitimize_const_move, print_operand_reloc)
27239	(mips_dangerous_for_la25_p): Use split_const instead of
27240	mips_split_const.
27241
272422007-02-28  Eric Christopher  <echristo@apple.com>
27243
27244	* Makefile.in (install-include-dir): Don't rm -rf include.
27245
272462007-02-28  Richard Guenther  <rguenther@suse.de>
27247
27248	PR middle-end/30364
27249	* fold-const.c (fold_binary): Do not associate expressions
27250	with more than one variable for integer types that do not wrap.
27251
272522007-02-28  Sandra Loosemore  <sandra@codesourcery.com>
27253
27254	* builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
27255	Delete, and replace with...
27256	(fold_builtin_call_array): This.  Update callers to use it.
27257	* fold-const.c (fold_build_call_list): Delete, and replace with...
27258	(fold_build_call_array): This.
27259	(fold_build_call_list_initializer): Delete, and replace with...
27260	(fold_build_call_array_initializer): This.
27261	* tree.h: Update declarations to reflect above changes.
27262
27263	* c-typeck.c (build_function_call): Store converted arguments
27264	in a stack-allocated array instead of building a list.
27265	(convert_arguments): Store arguments in the array passed in as an
27266	argument, and return the actual number of arguments.
27267	* c-format.c: (check_function_format): Pass arguments in an
27268	array instead of a list.
27269	* c-common.c (check_function_nonnull): Likewise.
27270	(check_function_sentinel): Likewise.
27271	(check_function_arguments): Likewise.
27272	* c-common.h: Update declarations to reflect above changes.
27273
272742007-02-28  Jan Hubicka  <jh@suse.cz>
27275
27276	* predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
27277	PRED_NEGATIVE_RETURN): Update outcomes.
27278
272792007-02-28  Bernd Schmidt  <bernd.schmidt@analog.com>
27280
27281	* calls.c (emit_library_call_value_1): Handle partial registers
27282	correctly when building up CALL_INSN_FUNCTION_USAGE.
27283
272842007-02-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
27285
27286	* pa/predicates.md (move_src_operand): Allow zero for mode.
27287	* pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
27288	move pattern.
27289
272902007-02-27  Uros Bizjak  <ubizjak@gmail.com>
27291
27292	PR target/30970
27293	* config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
27294	*movv2df_internal): Enable pattern only for valid operand
27295	combinations.
27296	* config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
27297	tie only 128bit modes. For MMX registers, tie only 64bit modes.
27298
272992007-02-27  Mike Stump  <mrs@apple.com>
27300
27301	* config/darwin-crt3.c: Avoid compilation when compiling for a
27302	kext multilib.
27303
273042007-02-27  Joseph Myers  <joseph@codesourcery.com>
27305
27306	* Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
27307	FIXED_INCLUDE_DIR.
27308	(stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
27309	for fixed headers and limits.h.
27310	(install-include-dir, install-headers-tar, install-headers-cpio,
27311	install-headers-cp, real-install-headers-tar,
27312	real-install-headers-cpio, real-install-headers-cp): Handle
27313	include-fixed as well as include.
27314	(install-mkheaders): Don't install files that go only in include
27315	not include-fixed.
27316	* cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
27317	from GCC_INCLUDE_DIR.
27318	* gcc.c (process_command): Remove special -BstageN/ handling.
27319	(do_spec_1): Add include-fixed directories.
27320
273212007-02-27  Bernd Schmidt  <bernd.schmidt@analog.com>
27322
27323	* config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
27324	_smulsi3_highpart.
27325	* config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
27326	New functions.
27327	* config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
27328	patterns.
27329
273302007-02-27  Mark Mitchell  <mark@codesourcery.com>
27331
27332	* c-common.c (get_priority): Add check for
27333	SUPPORTS_INIT_PRIORITY.
27334
273352007-02-27  Bernd Schmidt  <bernd.schmidt@analog.com>
27336
27337	* config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
27338
27339	* config/bfin/bfin.c: Include "cfglayout.h".
27340	(MAX_LSETUP_DISTANCE): New macro.
27341	(struct loop_info): New members incoming, incoming_src and
27342	incoming_dest.  Delete member predecessor.
27343	(length_for_loop): New function.
27344	(bfin_optimize_loop): Handle more different loop structures.
27345	(bfin_discover_loop): Rework detection of predecessor blocks by
27346	examining incoming edges.
27347	(bfin_discover_loops, bfin_free_loops): New functions, broken out of
27348	bfin_reorg_loops.
27349	(bfin_reorder_loops): New function.
27350	(bfin_reorg_loops): Use these three new functions.
27351
27352	* config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
27353	REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
27354	(CONSTRAINT_LEN): Add entry for 'q'.
27355	(REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
27356	Add 'q' constraints.
27357	(REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
27358	(CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
27359
27360	* config/bfin/bfin.md (add_with_carry): New pattern.
27361	(s_or_u, su_optab, su_modifier): New code macros/attrs.
27362	(<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
27363	<su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
27364	support unsigned multiplies too.  Removed incorrect commutativity from
27365	operand 1 constraint where appropriate.
27366	(usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
27367	patterns.
27368	(<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
27369	<su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
27370	New patterns.
27371	(usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
27372	usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
27373	usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
27374	usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
27375	usmulhisi_hh_huh): New patterns.
27376
27377	* config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
27378	lshifthi3): Fix output template to use half reg for operand 2.
27379
27380	* config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
27381	instead of R2.
27382
27383	* config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
27384
273852007-02-27  Andreas Schwab  <schwab@suse.de>
27386
27387	* Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
27388
273892007-02-27  Jan Hubicka  <jh@suse.cz>
27390
27391	* predict.c (last_basic_block_p): Remove.
27392	(tree_estimate_probability): Update return heuristic for commonized
27393	return blocks.
27394
273952007-02-26  Brooks Moses  <brooks.moses@codesourcery.com>
27396
27397	* Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
27398
273992007-02-26  Brooks Moses  <brooks.moses@codesourcery.com>
27400
27401	* doc/include/gcc-common.texi (versionsubtitle): New macro.
27402	* doc/cpp.texi: Standardize title page.
27403	* doc/cppinternals.texi: Likewise.
27404	* doc/gcc.texi: Standardize title page, remove version number
27405	from copyright page.
27406	* doc/gccint.texi: Likewise.
27407	* doc/install.texi: Standardize title page, add table of
27408	contents.
27409
274102007-02-26  Jan Hubicka  <jh@suse.cz>
27411
27412	* predict.def: Set outcomes according to more recent results.
27413	(PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
27414	Remove dead predictors.
27415	* predict.c (return_prediction): Fix pasto.
27416
274172007-02-27  Bernd Schmidt  <bernd.schmidt@analog.com>
27418
27419	* loop-iv.c (simplify_using_initial_values): Fix oversight in previous
27420	change; avoid a memory leak when returning early.
27421
274222007-02-26  Mark Mitchell  <mark@codesourcery.com>
27423
27424	* c-decl.c (static_ctors): Move to c-common.c.
27425	(static_dtors): Likewise.
27426	(finish_function): Use c_record_cdtor_fn.
27427	(build_cdtor): Move to c-common.c.
27428	(c_write_global_declarations): Use c_build_cdtor_fns.
27429	* c-common.h (static_ctors): Declare.
27430	(static_dtors): Likewise.
27431	(c_record_cdtor_fn): Likewise.
27432	(c_build_cdtor_fns): Likewise.
27433	* c-common.c (static_ctors): New variable.
27434	(static_dtors): Likewise.
27435	(c_record_cdtor_fn): New function.
27436	(build_cdtor): Move from c-decl.c
27437	(c_build_cdtor_fns): New function.
27438
27439	* output.h (assemble_addr_to_section): Declare.
27440	(get_cdtor_priority_section): Likewise.
27441	* varasm.c (assemble_addr_to_section): New function.
27442	(get_cdtor_priority_section): Likewise.
27443	(default_named_section_asm_out_destructor): Use them.
27444	(destor_dtor_section_asm_out_destructor): Likewise.
27445	(default_named_section_asm_out_constructor): Likewise.
27446	(default_ctor_section_asm_out_constructor): Likewise.
27447	* config.gcc (*-*-vxworks*): Include vxworks.o.
27448	* config/t-vxworks (vxworks.o): New target.
27449	* config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
27450	(TARGET_ASM_CONSTRUCTOR): Define.
27451	(TARGET_ASM_DESTRUCTOR): Likewise.
27452	(vxworks_asm_out_constructor): Declare.
27453	(vxworks_asm_out_destructor): Likewise.
27454
27455	* c-common.c (get_priority): Check that we have not just an
27456	INTEGER_CST, but an integer constant with integeral type.
27457
274582007-02-25  Uros Bizjak  <ubizjak@gmail.com>
27459
27460	PR tree-optimization/30938
27461	* tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
27462	use &dt[nargs-1] instead of &dt[nargs] in the call to
27463	vect_is_simple_use().
27464
274652007-02-25  Ulrich Weigand  <uweigand@de.ibm.com>
27466
27467	* reload.c (find_reloads_address_1): Handle PLUS expressions resulting
27468	from register elimination as PRE_MODIFY / POST_MODIFY increments.
27469	Do not attempt to handle MEM inside auto-inc expressions.
27470	* reload1.c (eliminate_regs_1): Do not attempt to handle elimination
27471	of a register modified by an auto-inc expression.  However, do handle
27472	elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
27473	(elimination_effects): Prohibit elimination of a register modified
27474	by an auto-inc expression.  Disable register elimination rules whose
27475	target register is modified by an auto-inc expression with variable
27476	increment.
27477
274782007-02-25  Zdenek Dvorak  <dvorakz@suse.cz>
27479
27480	* tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
27481	off-by-one error.
27482	(array_at_struct_end_p): New function.
27483	(idx_infer_loop_bounds): Use it.
27484	(estimate_numbers_of_iterations_loop): Export.
27485	* predict.c (predict_loops): Use estimated_loop_iterations_int.
27486	Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
27487	(tree_estimate_probability): Call record_loop_exits.
27488	* tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
27489	(estimated_loop_iterations, estimated_loop_iterations_int,
27490	estimated_loop_iterations_tree): New functions.
27491	(analyze_siv_subscript_cst_affine,
27492	compute_overlap_steps_for_affine_1_2,
27493	analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
27494	(analyze_miv_subscript): Use estimated_loop_iterations_tree.
27495	* predict.def (PRED_LOOP_ITERATIONS): Update comment.
27496	(PRED_LOOP_ITERATIONS_GUESSED): New.
27497	* cfgloop.c (record_loop_exits): Do nothing if there are no loops.
27498	* cfgloop.h (estimate_numbers_of_iterations_loop,
27499	estimated_loop_iterations_int): Declare.
27500
275012007-02-25  Mark Mitchell  <mark@codesourcery.com>
27502
27503	* doc/extend.texi: Document optional priority argument to
27504	constructors and destructors.
27505	* tree.c (init_priority_for_decl): Adjust GTY markers.
27506	(init_ttree): Use priority-info hash functions for
27507	init_priority_for_decl.
27508	(tree_map_eq): Rename to ...
27509	(tree_map_base_eq): ... this.
27510	(tree_map_marked_p): Rename to ...
27511	(tree_map_base_marked_p): ... this.
27512	(tree_map_base_hash): New function.
27513	(decl_init_priority_lookup): Rework.
27514	(decl_fini_priority_lookup): New function.
27515	(decl_priority_info): New function.
27516	(decl_init_priority_insert): Use it.
27517	(decl_fini_priority_insert): Likewise.
27518	(decl_restrict_base_lookup): Adjust for refactoring of tree_map
27519	hierarchy.
27520	(decl_restrict_base_insert): Likewise.
27521	(decl_debug_expr_insert): Likewise.
27522	(decl_value_expr_lookup): Likewise.
27523	(decl_value_expr_insert): Likewise.
27524	* tree.h (priority_type): New type.
27525	(decl_init_priority_lookup): Use priority_type.
27526	(decl_fini_priority_lookup): New function.
27527	(decl_init_priority_insert): Use priority_type.
27528	(decl_fini_priority_insert): New function.
27529	(DECL_HAS_INIT_PRIORITY): Tweak comments.
27530	(DECL_INIT_PRIORITY): Likewise.
27531	(SET_DECL_INIT_PRIORITY): Add comment.
27532	(DECL_FINI_PRIORITY): New macro.
27533	(SET_DECL_FINI_PRIORITY): Likewise.
27534	(DEFAULT_INIT_PRIORITY): Document.
27535	(MAX_INIT_PRIORITY): Likewise.
27536	(MAX_RESERVED_INIT_PRIORITY): Likewise.
27537	(tree_map_base): New type.
27538	(tree_map_base_eq): New function.
27539	(tree_map_base_hash): Likewise.
27540	(tree_map_base_marked_p): Likewise.
27541	(tree_map): Inherit from tree_map_base.
27542	(tree_map_eq): Make it a macro.
27543	(tree_map_marked_p): Likewise.
27544	(tree_int_map): Inherit from tree_map_base.
27545	(tree_int_map_eq): Make it a macro.
27546	(tree_int_map_hash): Likewise.
27547	(tree_int_map_marked_p): Likewise.
27548	(tree_priority_map): New type.
27549	(tree_priority_map_eq): New macro.
27550	(tree_priority_map_hash): Likewise.
27551	(tree_priority_map_marked_p): Likewise.
27552	* varasm.c (emults_decl): Adjust for refactoring of tree_map
27553	hierarchy.
27554	(emutls_common_1): Likewise.
27555	* lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
27556	* tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
27557	of tree_map hierarchy.
27558	* tree-cfg.c (move_stmt_r): Likewise.
27559	(new_label_mapper): Likewise.
27560	* c-tree.h (c_expand_body): Move to ...
27561	* c-common.h (c_expand_body): ... here.
27562	* c-decl.c (c_expand_body): Move to ...
27563	* c-common.c (c_expand_body): ... here.
27564	(c_common_attribute_table): Allow 1 argument for the constructor
27565	and destructor attributes.
27566	(get_priority): New function.
27567	(handle_constructor_attribute): Set DECL_INIT_PRIORITY.
27568	(handle_destructor_attribute): Set DECL_FINI_PRIORITY.
27569
275702007-02-24  Jan Hubicka  <jh@suse.cz>
27571
27572	PR middle-end/30509
27573	* tree-inline.c (copy_bb): Produce exact copy of EH info when
27574	copying for inlining.
27575
275762007-02-24  Uros Bizjak  <ubizjak@gmail.com>
27577	    Jan Hubicka  <jh@suse.cz>
27578
27579	PR target/30778
27580	* cofnig/i386/i386.c (counter_mode): New function.
27581	(expand_set_or_movmem_via_loop): Use it.
27582	(expand_movmem_epilogue): Likewise; fix pasto.
27583	(ix86_expand_movmem): Do emit guard even for constant counts.
27584	(ix86_expand_setmem): Likewise.
27585
275862007-02-25  Nick Clifton  <nickc@redhat.com>
27587
27588	* config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
27589	(JUMP_TABLES_IN_TEXT_SECTION): Define.
27590
275912007-02-24  Uros Bizjak  <ubizjak@gmail.com>
27592
27593	PR target/30770
27594	* config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
27595	count argument with 0x10, not with 0x16.
27596	(expand_setmem_epilogue): Ditto.
27597
275982007-02-24  Mike Stump  <mrs@apple.com>
27599
27600	* config/i386/i386.c (output_pic_addr_const): Stubify optimized
27601	symbols.
27602
276032007-02-24  Richard Guenther  <rguenther@suse.de>
27604
27605	PR middle-end/30951
27606	* fold-const.c (fold_binary): Fold x +- CST op x for
27607	EQ_EXPR and NE_EXPR.
27608
276092007-02-24  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
27610
27611	* pa.md (muldi3): Force subregs to registers in 64-bit expander.
27612
276132007-02-24  Jan Hubicka  <jh@suse.cz>
27614
27615	* cgraphunit.c (decide_is_function_needed): Honor
27616	-fkeep-inline-functions.
27617
276182007-02-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
27619
27620	* builtins.c (fold_builtin_modf): New.
27621	(fold_builtin_2): Use it.
27622
276232007-02-24  Bernd Schmidt  <bernd.schmidt@analog.com>
27624
27625	* loop-iv.c (implies_p): Detect additional cases where A implies B.
27626	(determine_max_iter): Take additional LOOP arg; all callers changed.
27627	Lose broken logic dealing with PLUS.  Try to limit the upper bound by
27628	one using simplifications.
27629	(simplify_using_initial_values): Return if the expression becomes
27630	invalid due to altered regs.
27631
276322007-02-23  DJ Delorie  <dj@redhat.com>
27633
27634	* doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
27635
276362007-02-23  Mike Stump  <mrs@apple.com>
27637
27638	* tlink.c (scan_linker_output): Parse linker messages from
27639	darwin9's linker better.
27640
276412007-02-23  Steve Ellcey  <sje@cup.hp.com>
27642
27643	PR debug/29614
27644	* varpool.c (varpool_assemble_pending_decls): Set
27645	varpool_last_needed_node to null.
27646
276472007-02-23  DJ Delorie  <dj@redhat.com>
27648
27649	* config/i386/i386.c (ix86_data_alignment): Don't specify an
27650	alignment bigger than the object file can handle.
27651
276522007-02-23  Uros Bizjak  <ubizjak@gmail.com>
27653
27654	PR target/30825
27655	* config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
27656	zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
27657	(*movsf_1): Penalize MMX moves.
27658
276592007-02-23  Bernd Schmidt  <bernd.schmidt@analog.com>
27660
27661	* config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
27662	2^32-1 or more times unless flag_unsafe_loop_optimizations.
27663
27664	* loop-iv.c (determine_max_iter): Moved in front of its sole user.
27665
276662007-02-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
27667
27668	* builtins.c (fold_builtin_logb, fold_builtin_significand): New.
27669	(fold_builtin_1): Use them.
27670	* fold-const.c (tree_expr_nonnegative_warnv_p): Handle
27671	BUILT_IN_SIGNIFICAND.
27672
276732007-02-23  H.J. Lu  <hongjiu.lu@intel.com>
27674
27675	* config/i386/i386.c (bdesc_1arg): Initialize
27676	IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
27677	"__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
27678	(ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
27679	and IX86_BUILTIN_MOVSLDUP.
27680
276812007-02-22  Paolo Bonzini  <bonzini@gnu.org>
27682
27683	PR rtl-optimization/30841
27684	* fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
27685
276862007-02-22  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
27687
27688	* builtins.c (fold_builtin_frexp): New.
27689	(fold_builtin_2): Use it.
27690
276912007-02-22  Mark Mitchell  <mark@codesourcery.com>
27692
27693	* doc/invoke.texi (Spec Files): Document getenv spec function.
27694
27695	* gcc.c (getenv_spec_function): New function.
27696	(static_spec_functions): Add it.
27697	* config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
27698	(VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
27699	header files.
27700
277012007-02-22  Michael Matz  <matz@suse.de
27702
27703	PR c++/29433
27704	* dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
27705	(type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
27706
277072007-02-22  Ian Lance Taylor  <iant@google.com>
27708
27709	PR debug/30898
27710	* dwarf2out.c (concatn_mem_loc_descriptor): New static function.
27711	(mem_loc_descriptor): Call it.
27712
277132007-02-22  Zdenek Dvorak  <dvorakz@suse.cz>
27714	    Ira Rosen  <irar@il.ibm.com>
27715
27716	* tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
27717
277182007-02-22  Ira Rosen  <irar@il.ibm.com>
27719
27720	PR tree-optimization/30843
27721	* tree-vect-transform.c (vect_transform_loop): Remove strided scalar
27722	stores only after all the group is vectorized.
27723
277242007-02-22  Dorit Nuzman  <dorit@il.ibm.com>
27725
27726	PR tree-optimization/30858
27727	* tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
27728	in the reduction cycle have a single use in the loop.
27729	* tree-vectorizer.h (relevant): Add documentation.
27730
277312007-02-20  Mike Stump  <mrs@apple.com>
27732
27733	* configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
27734	* configure: Regenerate.
27735
277362007-02-21  Trevor Smigiel  <trevor_smigiel@playstation.sony.com>
27737
27738	Change the defaults of some parameters and options.
27739	* config/spu/spu-protos.h (spu_optimization_options): Declare.
27740	* config/spu/spu.c (spu_optimization_options): Add.
27741	(spu_override_options): Change params in spu_optimization_options.
27742	* config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
27743
27744	Register 127 is only 16 byte aligned when used as a frame pointer.
27745	* config/spu/spu-protos.h (spu_init_expanders): Declare.
27746	* config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
27747	HARD_FRAME_POINTER_REGNUM.
27748	(spu_legitimate_address): Use regno_aligned_for_reload.
27749	(regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
27750	aligned when frame_pointer_needed is true.
27751	(spu_init_expanders): New.  Set alignment of HARD_FRAME_POINTER_REGNUM
27752	to 8 bits.
27753	* config/spu/spu.h (INIT_EXPANDERS): Define.
27754
27755	Make sure shift and rotate instructions have valid immediate operands.
27756	* config/spu/predicates.md (spu_shift_operand): Remove.
27757	* config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
27758	* config/spu/constraints.md (W, O): Extend range.
27759	* config/spu/spu.md (umask, nmask): Define.
27760	(ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
27761	lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
27762	rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
27763	rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
27764	spu_nonmem_operand instead of spu_shift_operands.  Use new modifiers.
27765	(lshr<mode>3_reg): Fix rtl description.
27766
27767	Make sure mulhisi immediate operands are valid.
27768	* config/spu/predicates.md (imm_K_operand): Add.
27769	* config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
27770
27771	Generate constants using fsmbi and andi.
27772	* config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
27773	(print_operand, spu_split_immediate, classify_immediate,
27774	fsmbi_const_p): Handle IC_FSMBI2.
27775
27776	Correctly handle a CONST_VECTOR containing symbols.
27777	* config/spu/spu.c (print_operand): Handle HIGH correctly.
27778	(spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
27779	(immediate_load_p): Allow symbols that use 2 instructions to create.
27780	(classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
27781	with symbols when flag_pic is set.
27782	(const_vector_immediate_p): New.
27783	(logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
27784	accept a CONST_VECTOR with symbols.
27785	(spu_legitimate_constant_p): Use const_vector_immediate_p.  Don't
27786	accept a CONST_VECTOR with symbols when flag_pic is set.  Handle HIGH
27787	correctly.
27788	* config/spu/spu.md (high, low): Delete.
27789	(low_<mode>): Define.
27790
27791	Remove INTRmode and INTR_REGNUM, which didn't work.
27792	* config/spu/spu.c (spu_conditional_register_usage): Remove reference
27793	of INTR_REGNUM.
27794	* config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
27795	set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
27796	peephole2 pattern): Don't use INTR or 131.
27797	(movintrcc): Delete.
27798	* config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
27799	CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
27800	* config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
27801	(UNSPEC_SET_INTR): Add.
27802	* config/spu/spu-modes.def (INTR): Remove.
27803
27804	More accurate warnings about run-time relocations.
27805	* config/spu/spu.c (reloc_diagnostic): Test in_section.
27806
27807	Correctly warn about immediate arguments to specific intrinsics.
27808	* config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
27809	(spu_expand_builtin_1): Call spu_check_builtin_parm before checking
27810	the instruction predicate.
27811
27812	Fix tree check errors with latest update.
27813	* config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
27814	CALL_EXPR_ARG.
27815	(spu_expand_builtin): Use CALL_EXPR_FN.
27816
27817	Add missing specific intrinsics.
27818	* config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
27819	si_bislede.
27820	* config/spu/spu_internals.h: Ditto.
27821
27822	Fix incorrect operand modifiers.
27823	* config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
27824	* config/spu/spu.md (xor<mode>3): Change %S to %J.
27825
27826	Optimize one case of zero_extend of a vec_select.
27827	* config/spu/spu.md (_vec_extractv8hi_ze): Add.
27828
27829	Accept any immediate for hbr.
27830	* config/spu/spu.md (hbr): Change s constraints to i.
27831
278322007-02-21  Paul Brook  <paul@codesourcery.com>
27833
27834	* config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
27835	condexec_count when skipping USE and CLOBBER.
27836
278372007-02-21  Nick Clifton  <nickc@redhat.com>
27838
27839	* common.opt (Warray-bounds): Add Warning attribute.
27840	(Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
27841	Likewise.
27842	(fsized-zeroes): Add Optimization attribute.
27843	(fsplit-wide-types, ftree-scev-cprop): Likewise.
27844	* c.opt (Wc++0x-compat): Add Warning attribute.
27845
278462007-02-21  Ulrich Weigand  <uweigand@de.ibm.com>
27847
27848	PR middle-end/30761
27849	* reload1.c (eliminate_regs_in_insn): In the single_set special
27850	case, attempt to re-recognize the insn before falling back to
27851	having reload fix it up.
27852
278532007-02-20  Eric Christopher  <echristo@gmail.com>
27854
27855	* config/frv/frv.c (frv_read_argument): Take a tree and int argument.
27856	Rewrite accordingly.
27857	(frv_read_iacc_argument): Ditto.
27858	(frv_expand_set_builtin): Take a call instead of arglist, update for
27859	above changes.
27860	(frv_expand_unop_builtin): Ditto.
27861	(frv_expand_binop_builtin): Ditto.
27862	(frv_expand_cut_builtin): Ditto.
27863	(frv_expand_binopimm_builtin): Ditto.
27864	(frv_expand_voidbinop_builtin): Ditto.
27865	(frv_expand_int_void2arg): Ditto.
27866	(frv_expand_prefetches): Ditto.
27867	(frv_expand_voidtriop_builtin): Ditto.
27868	(frv_expand_voidaccop_builtin): Ditto.
27869	(frv_expand_load_builtin): Ditto.
27870	(frv_expand_store_builtin): Ditto.
27871	(frv_expand_mdpackh_builtin): Ditto.
27872	(frv_expand_mclracc_builtin): Ditto.
27873	(frv_expand_mrdacc_builtin): Ditto.
27874	(frv_expand_mwtacc_builtin): Ditto.
27875	(frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
27876	calls for above.
27877
278782007-02-20  Janis Johnson  <janis187@us.ibm.com>
27879
27880	* doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
27881	* configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
27882	cmpb instruction.
27883	(HAVE_GAS_DFP): Check for assembler support of decimal floating
27884	point instructions.
27885	* configure: Regenerate.
27886	* config.in: Regenerate.
27887	* config/rs6000/rs6000.opt (mcmpb, mdfp): New.
27888	* config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
27889	masks to power6 and power6x and to POWERPC_MASKS.
27890	* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27891	_ARCH_PWR6.
27892	* config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
27893	* config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
27894	* config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
27895	Access PROTOTYPE as variable, not mask.
27896
278972007-02-20  Steven Bosscher  <steven@gcc.gnu.org>
27898
27899	* rtl.h (remove_reg_equal_equiv_notes): New prototype.
27900	* rtlanal.c (remove_reg_equal_equiv_notes): New function.
27901	* combine.c (adjust_for_new_dest): Use it.
27902	* postreload.c (reload_combine): Likewise.
27903
279042007-02-20  Steven Bosscher  <steven@gcc.gnu.org>
27905
27906	* rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
27907	notes on an insn with multiple sets, even if single_set returns
27908	non-NULL for that insn.
27909
279102007-02-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
27911
27912	* fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
27913	scalbn and scalbln.
27914
279152007-02-20  Geoffrey Keating  <geoffk@apple.com>
27916
27917	* config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
27918	if user didn't pass it.
27919	* config/i386/darwin.h (CC1_SPEC): Likewise.
27920	* config/rs6000/darwin.h (CC1_SPEC): Likewise.
27921	(DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
27922	-mmacosx-version-min.
27923
279242007-02-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
27925	    Uros Bizjak  <ubizjak@gmail.com>
27926
27927	* optabs.h (enum optab_index): Add new OTI_scalb.
27928	(scalb_optab): Define corresponding macro.
27929	* optabs.c (init_optabs): Initialize scalb_optab.
27930	* genopinit.c (optabs): Implement scalb_optab using scalb?f3
27931	patterns.
27932	* builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
27933	BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
27934	(expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
27935	and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
27936	flag_unsafe_math_optimizations is set.
27937
27938	* config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
27939	to implement scalbf, scalb and scalbl built-ins as inline x87
27940	intrinsics.
27941
279422007-02-20  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
27943	    DJ Delorie <dj@redhat.com>
27944
27945	PR other/30824
27946	* diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
27947	(diagnostic_report_diagnostic): ... here, and turn them into real
27948	errors. If warnings are inhibited, no need to do anything.
27949
279502007-02-20  Uros Bizjak  <ubizjak@gmail.com>
27951
27952	* config/i386/i386.md (expm1xf2): Reorder insn sequence for
27953	better code generation.
27954
279552007-02-20  Ben Elliston  <bje@au.ibm.com>
27956
27957	* config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
27958
279592007-02-20  Kazu Hirata  <kazu@codesourcery.com>
27960
27961	* config/alpha/alpha.c, config/alpha/alpha.md,
27962	config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
27963	config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
27964	config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
27965	config/arm/lib1funcs.asm: Follow spelling conventions.
27966
27967	* config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
27968	config/fr30/fr30.md, config/i386/i386.h,
27969	config/iq2000/iq2000.h, config/iq2000/predicates.md,
27970	config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
27971	config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
27972	config/pdp11/pdp11.c, config/pdp11/pdp11.h,
27973	config/rs6000/altivec.md, config/rs6000/rs6000.c,
27974	config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
27975	config/sparc/sparc.c, config/sparc/sparc.h,
27976	config/sparc/sparc.md, config/spu/constraints.md,
27977	config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
27978	conventions.
27979
279802007-02-20  Alan Modra  <amodra@bigpond.net.au>
27981
27982	PR target/29943
27983	* varasm.c (use_blocks_for_decl_p): Return false for decls with
27984	alias attribute.
27985
279862007-02-19  Kazu Hirata  <kazu@codesourcery.com>
27987
27988	* doc/invoke.texi (-ftree-lrs): Remove.
27989
279902007-02-19  Diego Novillo  <dnovillo@redhat.com>
27991
27992	* tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
27993	NULL.
27994
279952007-02-19  Lee Millward  <lee.millward@codesourcery.com>
27996
27997	* config/ia64/ia64.c (ia64_expand_builtin): Use the
27998	new CALL_EXPR_FN macro for retrieving the function
27999	declaration of the input expression.
28000
280012007-02-19  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
28002
28003	* c.opt (Waddress): New.
28004	* common.opt (Walways-true): Delete.
28005	(Wstring-literal-comparison): Delete.
28006	* doc/invoke.texi (Warning Options): Delete -Walways-true and
28007	-Wstring-literal-comparison. Add -Waddress.
28008	(Waddress): New.
28009	(Walways-true): Delete.
28010	(Wstring-literal-comparison): Delete.
28011	* doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
28012	consistently instead of -Walways-true in example.
28013	* c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
28014	* c-typeck.c (parser_build_binary_op): Replace
28015	-Wstring-literal-comparison and -Walways-true with -Waddress.
28016	* c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
28017	with -Waddress.
28018
280192007-02-19  Eric Botcazou  <ebotcazou@adacore.com>
28020
28021	* tree-cfg.c (dump_function_to_file): Be prepared for functions
28022	without DECL_STRUCT_FUNCTION initialized.
28023
280242007-02-19  Eric Botcazou  <ebotcazou@adacore.com>
28025
28026	* gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
28027	due to calls to functions taking pointers as parameters.
28028
280292007-02-19  Richard Henderson  <rth@redhat.com>
28030
28031	PR debug/29558
28032	* var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
28033	in memory.
28034
280352007-02-19  Andreas Krebbel  <krebbel1@de.ibm.com>
28036
28037	* config/s390/s390.c (s390_call_saved_register_used,
28038	s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
28039	accessed to the new scheme.
28040
280412007-02-19  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
28042
28043	* config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
28044	(cris_print_index, cris_print_operand, cris_print_operand_address)
28045	(cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
28046	(cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
28047	(cris_expand_pic_call_address): Use xxx_P predicate macros instead of
28048	GET_CODE () == xxx.
28049	* config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
28050	EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
28051	GO_IF_LEGITIMATE_ADDRESS): Ditto.
28052	* config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
28053	(*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
28054	(*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
28055	(*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
28056	(*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
28057	(*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
28058	(uminsi3, call, call_value): Ditto.
28059	(define_split: indir_to_reg_split, unnamed): Ditto.
28060
280612007-02-19  Dorit Nuzman  <dorit@il.ibm.com>
28062
28063	PR tree-optimization/30975
28064	* tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
28065	wrong assert.
28066
280672007-02-18  Eric Christopher  <echristo@gmail.com>
28068
28069	* mips.c (mips_prepare_builtin_arg): Add argnum parameter.
28070	Remove use of arglist.
28071	(mips_expand_builtin): Remove use of arglist, pass in expr.
28072	(mips_expand_builtin_direct): Rewrite handling for arglist removal.
28073	(mips_expand_builtin_movtf): Ditto.
28074	(mips_expand_builtin_compare): Ditto.
28075
280762007-02-19  Alexandre Oliva  <aoliva@redhat.com>
28077
28078	* tree-sra.c (sra_build_assignment): Replace assertion
28079	checking with a comment explaining why it can't be done.
28080
280812007-02-18  Sandra Loosemore  <sandra@codesourcery.com>
28082
28083	PR middle-end/30833
28084	* tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
28085	during CALL_EXPR representation conversion.
28086	* tree-ssa-propagate.c (set_rhs): Likewise.
28087
280882007-02-19  Alexandre Oliva  <aoliva@redhat.com>
28089
28090	* tree-sra.c (sra_build_assignment): Disable assertion checking
28091	for now.
28092
280932007-02-18  Roger Sayle  <roger@eyesopen.com>
28094
28095	* function.c (gimplify_parameters): Call build_gimple_modify_stmt
28096	instead of calling build2 with a GIMPLE_MODIFY_STMT.
28097	* gimple-low.c (lower_function_body, lower_builtin_setjmp):
28098	Likewise.
28099	* gimplify.c (build_stack_save_restore, gimplify_return_expr,
28100	gimplify_decl_expr,  gimplify_self_mod_expr, gimplify_cond_expr,
28101	gimplify_init_ctor_eval_range, gimple_push_cleanup,
28102	gimplify_omp_for, gimplify_omp_atomic_pipeline,
28103	gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
28104	force_gimple_operand): Likewise.
28105	* ipa-cp.c (constant_val_insert): Likewise.
28106	* lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
28107	lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
28108	perfect_nestify): Likewise.
28109	* langhooks.c (lhd_omp_assignment): Likewise.
28110	* omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
28111	lower_copyprivate_clauses, lower_send_clauses,
28112	lower_send_shared_vars, expand_parallel_call,
28113	expand_omp_for_generic, expand_omp_for_static_nochunk,
28114	expand_omp_for_static_chunk, expand_omp_sections,
28115	lower_omp_single_copy, lower_omp_for_lastprivate,
28116	lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
28117	* value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
28118	tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
28119	Likewise.
28120
281212007-02-19  Kazu Hirata  <kazu@codesourcery.com>
28122
28123	* config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
28124	config/sh/sh.md: Follow spelling conventions.
28125
28126	* config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
28127	config/frv/predicates.md: Follow spelling conventions.
28128
28129	* config/m68k/linux-unwind.h: Fix a comment typo.
28130	* target.h: Follow spelling conventions.
28131
281322007-02-18  Roger Sayle  <roger@eyesopen.com>
28133
28134	PR rtl-optimization/28173
28135	* simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
28136	(X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
28137	Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
28138	Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
28139	<AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
28140
281412007-02-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
28142
28143	* builtins.c (fold_builtin_load_exponent): New.
28144	(fold_builtin_2): Use it.
28145
281462007-02-18  Steven Bosscher  <steven@gcc.gnu.org>
28147
28148	PR rtl-optimization/30773
28149	* local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
28150	if we fail to attach a REG_EQUIV note.
28151
281522007-02-18  David Edelsohn  <edelsohn@gnu.org>
28153	    Roger Sayle  <roger@eyesopen.com>
28154
28155	* config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
28156
281572007-02-18  Sandra Loosemore  <sandra@codesourcery.com>
28158
28159	* calls.c (initialize_argument_information): Pass original EXP
28160	and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments.  Move
28161	code to split complex arguments here, as part of initializing the
28162	ARGS array.
28163	(expand_call): Remove code that builds a list of arguments and
28164	inserts implicit arguments into it.  Instead, just count how many
28165	implicit arguments there will be so we can determine the size of
28166	the ARGS array, and let initialize_argument_information do the work.
28167	(split_complex_values): Delete unused function.
28168
281692007-02-18  Eric Botcazou  <ebotcazou@adacore.com>
28170
28171	* tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
28172
281732007-02-18  Eric Botcazou  <ebotcazou@adacore.com>
28174
28175	* calls.c (mem_overlaps_already_clobbered_arg_p): Return true
28176	for arg pointer based indexed addressing.
28177
281782007-02-18  Kazu Hirata  <kazu@codesourcery.com>
28179
28180	* config/ia64/ia64.h, config/ia64/ia64.md,
28181	config/ia64/predicates.md, config/ia64/sysv4.h: Follow
28182	spelling conventions.
28183
281842007-02-18  Roman Zippel <zippel@linux-m68k.org>
28185
28186	* config/m68k/m68k.c (split_di): New.
28187	* config/m68k/m68k-protos.h: Declare split_di.
28188	* config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
28189	  Improve predicate handling and split constant shifts.
28190
281912007-02-18  Roman Zippel <zippel@linux-m68k.org>
28192
28193	* config/m68k/m68k.md (extv,extzv,insv): disable dynamic
28194	parameter for register bitfield operations, general predicates
28195	cleanup
28196
281972007-02-18  Roman Zippel <zippel@linux-m68k.org>
28198
28199	* config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
28200	* config/m68k/linux-unwind.h: New file.
28201
282022007-02-18  Kazu Hirata  <kazu@codesourcery.com>
28203
28204	* cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
28205	config/i386/athlon.md, config/ia64/ia64.md,
28206	config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
28207	df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
28208	ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
28209	tree-ssa-loop-niter.c, tree-vect-analyze.c,
28210	tree-vect-transform.c: Fix comment typos.
28211
282122007-02-17  Kazu Hirata  <kazu@codesourcery.com>
28213
28214	* sched-deps.c (find_insn_list): Remove.
28215	* sched-int.h: Remove the prototype for find_insn_list.
28216
282172007-02-16  Geoffrey Keating  <geoffk@apple.com>
28218
28219	* config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
28220	to linker.
28221	(DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
28222	* config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
28223	darwin_rs6000_override_options.
28224	(C_COMMON_OVERRIDE_OPTIONS): Expect
28225	darwin_macosx_version_min to be non-NULL always.
28226	(TARGET_C99_FUNCTIONS): Likewise.
28227	(CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
28228	(DARWIN_MINVERSION_SPEC): New.
28229	* config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
28230	* config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
28231	to cc1*.
28232	(DARWIN_MINVERSION_SPEC): New.
28233	* config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
28234	value.
28235	* config/darwin-c.c (darwin_cpp_builtins): Expect
28236	darwin_macosx_version_min to be non-NULL always.
28237
28238	* config/rs6000/rs6000.c: Clean up trailing whitespace.
28239
282402007-02-16  Uros Bizjak  <ubizjak@gmail.com>
28241
28242	* config/i386/i386.h (x86_use_xchgb): New.
28243	(TARGET_USE_XCHGB): New macro.
28244	* config/i386/i386.c (x86_use_xchgb): Set for PENT4.
28245	* config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
28246	Split after reload into bswaphi for shifts of 8.
28247	(bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
28248	(*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
28249	or when optimizing for size.
28250
282512007-02-16  Richard Guenther  <rguenther@suse.de>
28252	    Christian Bruel  <christian.bruel@st.com>
28253
28254	* fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
28255	DECLs but prefer SSA_NAMEs over DECLs.
28256
282572007-02-16  Richard Guenther  <rguenther@suse.de>
28258
28259	* tree-flow-inline.h (single_imm_use_p): Remove.
28260	(zero_imm_uses_p): Likewise.
28261	* tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
28262	instead of single_imm_use_p.
28263	* tree-cfg.c (replace_uses_by): Use has_zero_use instead of
28264	zero_imm_uses_p.
28265
282662007-02-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
28267
28268	PR other/27843
28269	* Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
28270	nested double- and backquotes.
28271
282722007-02-15  Roger Sayle  <roger@eyesopen.com>
28273
28274	PR middle-end/30391
28275	* tree.c (expr_align): Handle MODIFY_EXPR.  GIMPLE_MODIFY_STMT
28276	should be unreachable.
28277	(build2_stat): Allow construction of MODIFY_EXPR at any time.
28278	For the time being redirect GIMPLE_MODIFY_STMT to the new
28279	(renamed) build_gimple_modify_stmt_stat.
28280	(build2_gimple_stat): Rename to...
28281	(build_gimple_modify_stmt_stat): Now longer take a CODE argument.
28282	Always build a GIMPLE_MODIFY_STMT node.
28283	* tree.h (build2_gimple, build2_gimple_stat): Delete.
28284	(build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
28285	declarations.
28286
28287	* tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
28288	gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
28289	* tree-complex.c (set_component_ssa_name, expand_complex_move,
28290	expand_complex_div_wide): Likewise.
28291	* tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
28292	* tree-ssa-loop-im.c (schedule_sm): Likewise.
28293	* tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
28294	* tree-ssa-loop-manip.c (create_iv): Likewise.
28295	* tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
28296	abs_replacement): Likewise.
28297	* tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
28298	realify_fake_stores): Likewise.
28299
28300	* builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
28301	node rather than a GIMPLE_MODIFY_STMT node.
28302	(std_gimpify_va_arg_expr, expand_builtin_va_copy,
28303	fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
28304	Likewise.
28305	(integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
28306	* expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
28307	GIMPLE_MODIFY_STMT.
28308
283092007-02-15  Andrew Pinski  <andrew_pinski@playstation.sony.com>
28310
28311	PR middle-end/30433
28312	* fold-const.c (fold_comparison): Add back the
28313	folding of constant complex comparisions.
28314
283152007-02-15  Andrew Pinski  <andrew_pinski@playstation.sony.com>
28316
28317	PR middle-end/30729
28318	* stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
28319	effects unknown to this function, return early.
28320
283212007-02-15  Ian Lance Taylor  <iant@google.com>
28322
28323	* lower-subreg.c (move_eh_region_note): New static function.
28324	(resolve_simple_move): Call it.
28325	(decompose_multiword_subregs): Track blocks for which we resolve a
28326	simple move which is also a control flow insn.  Pass them to
28327	find_many_sub_basic_blocks.
28328	(pass_lower_subreg): Add TODO_verify_flow.
28329	(pass_lower_subreg2): Likewise.
28330
283312007-02-15  Sandra Loosemore  <sandra@codesourcery.com>
28332	    Brooks Moses  <brooks.moses@codesourcery.com>
28333	    Lee Millward  <lee.millward@codesourcery.com>
28334
28335	* tree.h (enum tree_code_class): Add tcc_vl_exp.
28336	(VL_EXP_CLASS_P): New.
28337	(TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
28338	TREE_CODE_LENGTH.
28339	(TREE_OPERAND_CHECK_CODE): Likewise.
28340	(GIMPLE_STMT_OPERAND_CHECK): Likewise.
28341	(TREE_RTL_OPERAND_CHECK): Likewise.
28342	(tree_operand_check_failed): Make second parameter the whole tree
28343	instead of its code.  Fixed callers.
28344	(VL_EXP_CHECK): New.
28345	(TREE_OPERAND_LENGTH): New.
28346	(VL_EXP_OPERAND_LENGTH): New.
28347	(CALL_EXPR_FN): New.
28348	(CALL_EXPR_STATIC_CHAIN): New.
28349	(CALL_EXPR_ARGS): New.
28350	(CALL_EXPR_ARG): New.
28351	(call_expr_nargs): New.
28352	(CALL_EXPR_ARGP): New.
28353	(build_nt_call_list): Declare.
28354	(build_vl_exp_stat): Declare.
28355	(build_vl_exp): New.
28356	(build_call_list): Declare.
28357	(build_call_nary): Declare.
28358	(build_call_valist): Declare.
28359	(build_call_array): Declare.
28360	(call_expr_arg): Declare.
28361	(call_expr_argp): Declare.
28362	(call_expr_arglist): Declare.
28363	(fold_build_call_list): Declare.
28364	(fold_build_call_list_initializer): Declare.
28365	(fold_call_expr): Declare to replace fold_builtin.
28366	(fold_builtin_fputs): Update to agree with modified definition.
28367	(fold_builtin_strcpy): Likewise.
28368	(fold_builtin_strncpy): Likewise.
28369	(fold_builtin_memory_chk): Likewise.
28370	(fold_builtin_stxcpy_chk): Likewise.
28371	(fold_builtin_strncpy_chk): Likewise.
28372	(fold_builtin_next_arg): Likewise.
28373	(fold_build_call_expr): Declare.
28374	(fold_builtin_call_list): Declare.
28375	(fold_builtin_call_valist): Declare.
28376	(build_call_expr): Declare.
28377	(validate_arglist): Update to agree with modified definition.
28378	(tree_operand_length): New.
28379	(call_expr_arg_iterator): New.
28380	(init_call_expr_arg_iterator): New.
28381	(next_call_expr_arg): New.
28382	(first_call_expr_arg): New.
28383	(more_call_expr_args_p): New.
28384	(FOR_EACH_CALL_EXPR_ARG): New.
28385
28386	* tree.c (tree_code_class_string): Add entries for tcc_vl_exp
28387	and tcc_gimple_stmt.
28388	(tree_code_size): Update documentation.  Use sizeof (tree) rather
28389	than sizeof (char *).
28390	(tree_size): Likewise.  Add case for tcc_vl_exp.
28391	(tree_node_structure): Add case for tcc_vl_exp.
28392	(contains_placeholder_p): Likewise.
28393	(substitute_in_expr): Likewise.
28394	(substitute_placeholder_in_expr): Likewise.
28395	(stabilize_reference_1): Likewise.
28396	(build3_stat): Remove logic for CALL_EXPRs.  Replace with assertion
28397	to diagnose breakage of this interface for constructing CALL_EXPRs.
28398	(build_nt): Add similar assertion here.
28399	(build_nt_call_list): New.
28400	(simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
28401	(iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
28402	TREE_CODE_LENGTH.
28403	(get_callee_fndecl): Use new CALL_EXPR accessors.
28404	(tree_operand_check_failed): Change parameters to pass entire node
28405	instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
28406	(process_call_operands): New.
28407	(build_vl_exp_stat): New.
28408	(build_call_list): New.
28409	(build_call_nary): New.
28410	(build_call_valist): New.
28411	(build_call_array): New.
28412	(walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28413	(call_expr_arglist): New.
28414
28415	* tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
28416	tcc_vl_exp instead of a fixed-size tcc_expression.
28417
28418	* doc/c-tree.texi (CALL_EXPR): Document new representation and
28419	accessors for CALL_EXPRs.
28420	(AGGR_INIT_EXPR): Likewise.
28421
284222007-02-15  Sandra Loosemore  <sandra@codesourcery.com>
28423	    Brooks Moses  <brooks.moses@codesourcery.com>
28424	    Lee Millward  <lee.millward@codesourcery.com>
28425
28426	* builtins.c (c_strlen): Return NULL_TREE instead of 0.
28427	(expand_builtin_nonlocal_goto): Change parameter to be entire
28428	CALL_EXPR instead of an arglist.  Use new CALL_EXPR accessors.
28429	(expand_builtin_prefetch): Likewise.
28430	(expand_builtin_classify_type): Likewise.
28431	(mathfn_built_in): Return NULL_TREE instead of 0.
28432	(expand_errno_check): Use new CALL_EXPR accessors.
28433	(expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
28434	Return NULL_RTX instead of 0.
28435	(expand_builtin_mathfn_2): Likewise.
28436	(expand_builtin_mathfn_3): Likewise.
28437	(expand_builtin_interclass_mathfn): Likewise.
28438	(expand_builtin_sincos): Likewise.
28439	(expand_builtin_cexpi): Likewise.
28440	(expand_builtin_int_roundingfn): Likewise.
28441	(expand_builtin_int_roundingfn_2): Likewise.
28442	(expand_builtin_pow): Likewise.
28443	(expand_builtin_powi): Likewise.
28444	(expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
28445	of arglist, fixing callers appropriately.  Use new CALL_EXPR
28446	accessors and constructors.  Return NULL_RTX instead of 0.
28447	(expand_builtin_strstr): Likewise.
28448	(expand_builtin_strchr): Likewise.
28449	(expand_builtin_strrchr): Likewise.
28450	(expand_builtin_strpbrk): Likewise.
28451	(expand_builtin_memcpy): Likewise.
28452	(expand_builtin_mempcpy): Likewise.
28453	(expand_builtin_mempcpy_args): New.
28454	(expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
28455	(expand_builtin_memmove_args): New.
28456	(expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
28457	(expand_movstr): Likewise.
28458	(expand_builtin_strcpy): Likewise.
28459	(expand_builtin_strcpy_args): New.
28460	(expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
28461	(expand_builtin_strncpy): Likewise.
28462	(expand_builtin_memset): Likewise.
28463	(expand_builtin_memset_args): New.
28464	(expand_builtin_bzero): Similarly to expand_builtin_memset.
28465	(expand_builtin_memcmp): Likewise.
28466	(expand_builtin_strcmp): Likewise.
28467	(expand_builtin_strncmp): Likewise.
28468	(expand_builtin_strcat): Likewise.
28469	(expand_builtin_strncat): Likewise.
28470	(expand_builtin_strspn): Likewise.
28471	(expand_builtin_strcspn): Likewise.
28472	(expand_builtin_args_info): Likewise.
28473	(expand_builtin_va_start): Likewise.
28474	(gimplify_va_arg_expr): Likewise.
28475	(expand_builtin_va_end): Likewise.
28476	(expand_builtin_va_copy): Likewise.
28477	(expand_builtin_frame_address): Likewise.
28478	(expand_builtin_alloca): Likewise.
28479	(expand_builtin_bswap): Likewise.
28480	(expand_builtin_unop): Likewise.
28481	(expand_builtin_fputs): Likewise.
28482	(expand_builtin_expect): Likewise.
28483	(expand_builtin_fabs): Likewise.
28484	(expand_builtin_copysign): Likewise.
28485	(expand_builtin_printf): Likewise.
28486	(expand_builtin_fprintf): Likewise.
28487	(expand_builtin_sprintf): Likewise.
28488	(expand_builtin_init_trampoline): Likewise.
28489	(expand_builtin_signbit): Likewise.
28490	(expand_builtin_fork_or_exec): Likewise.
28491	(expand_builtin_sync_operation): Likewise.
28492	(expand_builtin_compare_and_swap): Likewise.
28493	(expand_builtin_lock_test_and_set): Likewise.
28494	(expand_builtin_lock_release): Likewise.
28495	(expand_builtin): Likewise.
28496	(builtin_mathfn_code): Likewise.
28497
28498	(fold_builtin_constant_p): Pass call arguments individually instead
28499	of as an arglist, fixing callers appropriately.  Use new CALL_EXPR
28500	accessors and constructors.  Return NULL_TREE instead of 0.
28501	(fold_builtin_expect): Likewise.
28502	(fold_builtin_classify_type): Likewise.
28503	(fold_builtin_strlen): Likewise.
28504	(fold_builtin_nan): Likewise.
28505	(integer_valued_real_p): Likewise.
28506	(fold_trunc_transparent_mathfn): Likewise.
28507	(fold_fixed_mathfn): Likewise.
28508	(fold_builtin_cabs): Likewise.
28509	(fold_builtin_sqrt): Likewise.
28510	(fold_builtin_cbrt): Likewise.
28511	(fold_builtin_cos): Likewise.
28512	(fold_builtin_cosh): Likewise.
28513	(fold_builtin_tan): Likewise.
28514	(fold_builtin_sincos): Likewise.
28515	(fold_builtin_cexp): Likewise.
28516	(fold_builtin_trunc): Likewise.
28517	(fold_builtin_floor): Likewise.
28518	(fold_builtin_ceil): Likewise.
28519	(fold_builtin_round): Likewise.
28520	(fold_builtin_int_roundingfn): Likewise.
28521	(fold_builtin_bitop): Likewise.
28522	(fold_builtin_bswap): Likewise.
28523	(fold_builtin_logarithm): Likewise.
28524	(fold_builtin_hypot): Likewise.
28525	(fold_builtin_pow): Likewise.
28526	(fold_builtin_powi): Likewise.
28527	(fold_builtin_exponent): Likewise.
28528	(fold_builtin_memset): Likewise.
28529	(fold_builtin_bzero): Likewise.
28530	(fold_builtin_memory_op): Likewise.
28531	(fold_builtin_bcopy): Deleted; call site changed to invoke
28532	fold_builtin_memory_op directly.
28533	(fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
28534	(fold_builtin_strncpy): Likewise.
28535	(fold_builtin_memcmp): Likewise.
28536	(fold_builtin_strcmp): Likewise.
28537	(fold_builtin_strncmp): Likewise.
28538	(fold_builtin_signbit): Likewise.
28539	(fold_builtin_copysign): Likewise.
28540	(fold_builtin_isascii): Likewise.
28541	(fold_builtin_toascii): Likewise.
28542	(fold_builtin_isdigit): Likewise.
28543	(fold_builtin_fabs): Likewise.
28544	(fold_builtin_abs): Likewise.
28545	(fold_builtin_fmin_fmax): Likewise.
28546	(fold_builtin_carg): Likewise.
28547	(fold_builtin_classify): Likewise.
28548	(fold_builtin_unordered_cmp): Likewise.
28549
28550	(fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
28551	New functions split out from fold_builtin_1.
28552	(fold_builtin_n): New.
28553	(fold_builtin_varargs): New.
28554	(fold_builtin): Deleted.  Most callers changed to use fold_call_expr
28555	instead.
28556	(fold_call_expr): New.
28557	(build_function_call_expr): Rewrite to use new helper function.
28558	(fold_builtin_call_list): New.
28559	(build_call_expr): New.
28560	(fold_builtin_call_valist): New.
28561	(rewrite_call_expr): New.
28562	(validate_arg): New.
28563	(validate_arglist): Change parameter to be entire CALL_EXPR instead
28564	of an arglist.  Change return type to bool.  Use new CALL_EXPR
28565	accessors.
28566
28567	(fold_builtin_strstr): Pass call arguments individually instead
28568	of as an arglist, fixing callers appropriately.  Use new CALL_EXPR
28569	accessors and constructors.  Return NULL_TREE instead of 0.
28570	(fold_builtin_strchr): Likewise.
28571	(fold_builtin_strrchr): Likewise.
28572	(fold_builtin_strpbrk): Likewise.
28573	(fold_builtin_strcat): Likewise.
28574	(fold_builtin_strncat): Likewise.
28575	(fold_builtin_strspn): Likewise.
28576	(fold_builtin_strcspn): Likewise.
28577	(fold_builtin_fputs): Likewise.
28578	(fold_builtin_next_arg): Likewise.
28579	(fold_builtin_sprintf): Likewise.
28580
28581	(expand_builtin_object_size): Use new CALL_EXPR accessors.  Use
28582	NULL_RTX instead of 0.
28583	(expand_builtin_memory_chk): Likewise.
28584	(maybe_emit_chk_warning): Likewise.
28585	(maybe_emit_sprintf_chk_warning): Likewise.
28586
28587	(fold_builtin_object_size): Pass call arguments individually instead
28588	of as an arglist, fixing callers appropriately.  Use new CALL_EXPR
28589	accessors and constructors.  Return NULL_TREE instead of 0.
28590	(fold_builtin_memory_chk): Likewise.
28591	(fold_builtin_stxcpy_chk): Likewise.
28592	(fold_builtin_strncpy_chk): Likewise.
28593	(fold_builtin_strcat_chk): Likewise.
28594	(fold_builtin_strcat_chk): Likewise.
28595	(fold_builtin_strncat_chk): Likewise.
28596	(fold_builtin_sprintf_chk): Likewise.
28597	(fold_builtin_snprintf_chk): Likewise.
28598	(fold_builtin_printf): Likewise.
28599	(fold_builtin_vprintf): Likewise.
28600
28601	* fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
28602	constructors.
28603	(operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
28604	(make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28605	(extract_muldiv_1): Add VL_EXP_CLASS_P case.
28606	(fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
28607	(fold_unary): Likewise.
28608	(fold_binary): Likewise.
28609	(fold_ternary): Remove CALL_EXPR case, since they are no longer
28610	ternary expressions.
28611	(fold): Add logic for tcc_vl_exp.
28612	(fold_checksum_tree): Make it know about tcc_vl_exp.  Use
28613	TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28614	(fold_build3_stat): Add assertion to flag broken interface for
28615	constructing CALL_EXPRs.
28616	(fold_build_call_list): New.
28617	(fold_build_call_list_initializer): New.
28618	(tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
28619	constructors.
28620	(fold_strip_sign_ops): Likewise.
28621
286222007-02-15  Sandra Loosemore  <sandra@codesourcery.com>
28623	    Brooks Moses  <brooks.moses@codesourcery.com>
28624	    Lee Millward  <lee.millward@codesourcery.com>
28625
28626	* tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
28627	accessors and dump arguments explicitly.
28628
28629	* tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
28630	TREE_CODE_LENGTH.
28631	(dump_generic_node): Use new CALL_EXPR accessors and walk arguments
28632	explicitly.
28633	(print_call_name): Use new CALL_EXPR accessors.
28634
28635	* print-tree.c (print_node): Add case tcc_vl_exp.  Print
28636	CALL_EXPR arguments explicitly instead of as a list.  Use
28637	TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28638
28639	* tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
28640	(vrp_visit_stmt): Likewise.
28641
28642	* tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
28643	know about tcc_vl_exp.  Use TREE_OPERAND_LENGTH instead of
28644	TREE_CODE_LENGTH.
28645	(force_move_till_expr): Likewise.
28646
28647	* targhooks.c (default_external_stack_protect_fail): Use
28648	build_call_expr instead of build_function_call_expr.
28649	(default_hidden_stack_protect_fail): Likewise.
28650
28651	* tree-complex.c (expand_complex_libcall): Use build_call_expr to
28652	build the call.
28653
28654	* cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
28655	and walk arguments explicitly.
28656
28657	* tree-ssa-loop-niter.c (simplify_replace_tree): Use
28658	TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28659	(expand_simple_operations): Likewise.
28660	(infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
28661
28662	* gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
28663	of TREE_CODE_LENGTH.
28664	(walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
28665
28666	* optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
28667	instead of TREE_CODE_LENGTH.
28668
28669	* value_prof.c (tree_ic): Use new CALL_EXPR accessors.
28670	(tree_ic_transform): Likewise.
28671	(interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
28672	parameter instead of arglist.  Fix callers.
28673	(tree_stringop_fixed_value): Use new CALL_EXPR accessors.
28674	(tree_stringops_transform): Likewise.
28675	(tree_indirect_call_to_profile): Likewise.
28676	(tree_stringops_values_to_profile): Likewise.
28677
28678	* tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
28679	(eliminate_tail_call): Likewise.
28680
28681	* ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
28682
28683	* tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
28684	Use TREE_OPERAND_LENGTH and generalize to handle any number of
28685	operands.
28686	(instantiate_parameters_1): Can't handle tcc_vl_exp here.
28687
28688	* omp-low.c (build_omp_barrier): Use build_call_expr.
28689	(lower_rec_input_clauses): Likewise.
28690	(lower_reduction_clauses): Likewise.
28691	(expand_parallel_call): Likewise.
28692	(maybe_catch_exception): Likewise.
28693	(expand_omp_for_generic): Likewise.
28694	(expand_omp_for_static_nochunk): Likewise.
28695	(expand_omp_sections): Likewise.
28696	(lower_omp_single_simple): Likewise.
28697	(lower_omp_single_copy): Likewise.
28698	(lower_omp_master): Likewise.
28699	(lower_omp_ordered): Likewise.
28700	(lower_omp_critical): Likewise.
28701
28702	* ipa-reference.c (check-call): Use new CALL_EXPR iterator.
28703	(scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
28704
28705	* tree-gimple.c (is_gimple_call_addr): Fix doc.
28706	(recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
28707	TREE_CODE_LENGTH.  Add tcc_vl_exp case.
28708
28709	* tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
28710	and generalize to handle any number of operands.
28711	(chrec_contains_undetermined): Likewise.
28712	(tree_contains_chrecs): Likewise.
28713	(evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
28714
28715	* cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
28716
28717	* tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors.  Use
28718	fold_call_expr instead of fold_builtin.
28719	(ccp_fold_builtin): Likewise.  Update calls into builtins.c to
28720	match declarations there.
28721	(fold_stmt): Use new CALL_EXPR constructor and accessors.  Doc
28722	updates.
28723
28724	* tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
28725	TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28726
28727	* ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
28728	(scan_function): Add case tcc_vl_exp for CALL_EXPR.
28729
28730	* tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
28731	accessors.
28732
28733	* tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
28734	(execute_cse_sincos): Use new CALL_EXPR accessors.
28735
28736	* tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
28737
28738	* gimple-low.c (lower_function_body): Use build_call_expr.
28739	(lower_builtin_setjmp): Likewise.
28740
28741	* expr.c (emit_block_move_via_libcall): Use build_call_expr.
28742	(set_storage_via_libcall): Likewise.
28743	(safe_from_p): Add tcc_vl_exp case.  Use TREE_OPERAND_LENGTH
28744	instead of TREE_CODE_LENGTH.
28745	(expand_expr_real_1): Use new CALL_EXPR accessors.
28746
28747	* tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
28748	generalize to handle any number of operands.
28749	(TB_parent_eq): Likewise.
28750
28751	* predict.c (expr_expected_value): Use new CALL_EXPR accessors.
28752	(strip_builtin_expect): Likewise.
28753
28754	* function.c (gimplify_parameters): Use build_call_expr.
28755
28756	* tree-vectorizer.c (vect_is_simple_reduction): Use
28757	TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28758
28759	* ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
28760	(scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
28761
28762	* tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
28763	iterators.
28764
28765	* gimplify.c (build_stack_save_restore): Use build_call_expr.
28766	(gimplify_decl_expr): Likewise.
28767	(gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
28768	Use new CALL_EXPR iterators.
28769	(gimplify_modify_expr_to_memcpy): Use build_call_expr.
28770	(gimplify_modify_expr_to_memset): Likewise.
28771	(gimplify_variable_sized_compare): Likewise.
28772	(gimplify_omp_atomic_fetch_op): Likewise.
28773	(gimplify_omp_atomic_pipeline): Likewise.
28774	(gimplify_omp_atomic_mutex): Likewise.
28775	(gimplify_function_tree): Likewise.
28776
28777	* calls.c (alloca_call_p): Use new CALL_EXPR accessors.
28778	(call_expr_flags): Likewise.
28779	(expand_call): Likewise.
28780
28781	* except.c (expand_builtin_eh_return_data_regno): Pass entire
28782	CALL_EXPR as parameter instead of arglist.  Use new CALL_EXPR
28783	accessors.
28784
28785	* coverage.c (create_coverage): Use build_call_expr.
28786
28787	* tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
28788	(temp_call_expr_obstack): New.
28789	(pool_copy_list): Delete.
28790	(temp_copy_call_expr): New.
28791	(phi_translate): Add case tcc_vl_exp for CALL_EXPR.  Use new
28792	CALL_EXPR accessors.  Get rid of special goo for copying argument
28793	lists and use temp_copy_call_expr instead.
28794	(valid_in_sets): Add case tcc_vl_exp for CALL_EXPR.  Use new
28795	CALL_EXPR accessors.
28796	(create_expression_by_pieces): Likewise.  Use build_call_array
28797	to construct the result instead of fold_build3.
28798	(create_value_expr_from): Add tcc_vl_exp.  Delete special goo for
28799	dealing with argument lists.
28800	(init_pre): Remove references to expression_node_pool and
28801	list_node_pool.  Init temp_call_expr_obstack instead.
28802	(fini_pre): Remove references to expression_node_pool and
28803	list_node_pool.
28804
28805	* tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
28806	and walk arguments explicitly instead of as a list.
28807
28808	* tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
28809	(mx_register_decls): Likewise.
28810	(mudflap_register_call): Likewise.
28811	(mudflap_finish_file): Likewise.
28812
28813	* ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
28814	(ipa_callsite_compute_param): Likewise.
28815
28816	* tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
28817	accessors and constructor.
28818
28819	* tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
28820	accessors and constructor.
28821	(convert_tramp_reference): Likewise.
28822	(convert_call_expr): Likewise.
28823	(finalize_nesting_tree_1): Likewise.
28824
28825	* tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
28826	accessors.
28827
28828	* tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
28829
28830	* tree-inline.c (initialize_inlined_parameters): Pass entire
28831	CALL_EXPR as parameter instead of arglist.  Use new CALL_EXPR
28832	accessors.
28833	(estimate_num_insns_1): Use new CALL_EXPR accessors.
28834	(expand_call_inline): Tidy up call to initialize_inlined_parameters.
28835
28836	* tree-vect-transform.c (vect_create_epilog_for_reduction): Use
28837	TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28838	(vectorizable_reduction): Likewise.
28839	(vectorizable_call): Use new CALL_EXPR iterators.
28840	(vectorizable_conversion): Use build_call_expr.
28841	(vectorizable_operation): Use TREE_OPERAND_LENGTH.
28842	(vect_gen_widened_results_half): Use build_call_expr.
28843	(vect_setup_realignment): Likewise.
28844	(vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
28845
28846	* tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
28847	(pass_through_call): Likewise.
28848	(compute_object_sizes): Likewise.  Use fold_call_expr instead of
28849	fold_builtin.
28850
28851	* tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
28852	(tree_gen_pow2_profiler): Likewise.
28853	(tree_gen_one_value_profiler): Likewise.
28854	(tree_gen_ic_func_profiler): Likewise.
28855	(tree_gen_average_profiler): Likewise.
28856	(tree_gen_ior_profiler): Likewise.
28857
28858	* tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
28859	(find_func_aliases): Use new CALL_EXPR accessors.  Add case
28860	tcc_vl_exp.  Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28861
28862	* tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
28863	of TREE_CODE_LENGTH.
28864
28865	* stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
28866	of TREE_CODE_LENGTH.
28867
28868	* convert.c (convert_to_real): Use new CALL_EXPR accessors and
28869	constructor.
28870	(convert_to_integer): Likewise.
28871
28872	* tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
28873	accessors.
28874
288752007-02-15  Sandra Loosemore  <sandra@codesourcery.com>
28876	    Brooks Moses  <brooks.moses@codesourcery.com>
28877	    Lee Millward  <lee.millward@codesourcery.com>
28878
28879	* config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
28880	accessors.
28881	* config/frv/frv.c (frv_expand_builtin): Likewise.
28882	* config/s390/s390.c (s390_expand_builtin): Likewise.
28883
28884	* config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
28885	(sparc_expand_builtin): Use new CALL_EXPR accessors.
28886
28887	* config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
28888	(ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
28889	instead of arglist.  Use new CALL_EXPR accessors on it.  Fix callers.
28890	(ix86_expand_store_builtin): Likewise.
28891	(ix86_expand_unop_builtin): Likewise.
28892	(ix86_expand_unop1_builtin): Likewise.
28893	(ix86_expand_sse_compare): Likewise.
28894	(ix86_expand_sse_comi): Likewise.
28895	(ix86_expand_vec_init_builtin): Likewise.
28896	(ix86_expand_vec_ext_builtin): Likewise.
28897	(ix86_expand_vec_set_builtin): Likewise.
28898	(ix86_expand_builtin): Use new CALL_EXPR accessors.
28899
28900	* config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
28901	* config/c4x/c4x.c (c4x_expand_builtin): Likewise.
28902
28903	* config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
28904	instead of arglist.  Use new CALL_EXPR accessors.  Fix callers.
28905	(iq2000_expand_builtin): Use new CALL_EXPR accessors.
28906
28907	* config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
28908	build_call_expr.
28909	* config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
28910	(rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
28911	arglist.  Use new CALL_EXPR accessors.  Fix callers.
28912	(altivec_expand_abs_builtin): Likewise.
28913	(rs6000_expand_binop_builtin): Likewise.
28914	(altivec_expand_predicate_builtin): Likewise.
28915	(altivec_expand_lv_builtin): Likewise.
28916	(spe_expand_stv_builtin): Likewise.
28917	(altivec_expand_stv_builtin): Likewise.
28918	(rs6000_expand_ternop_builtin): Likewise.
28919	(altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
28920	(altivec_expand_st_builtin): Likewise.
28921	(altivec_expand_dst_builtin): Likewise.
28922	(altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
28923	arglist.  Use new CALL_EXPR accessors.  Fix callers.
28924	(altivec_expand_vec_set_builtin): Likewise.
28925	(altivec_expand_vec_ext_builtin): Likewise.
28926	(altivec_expand_builtin): Use new CALL_EXPR accessors.
28927	(spe_expand_builtin): Likewise.
28928	(spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
28929	arglist.  Use new CALL_EXPR accessors.  Fix callers.
28930	(spe_expand_evsel_builtin): Likewise.
28931	(rs6000_expand_builtin): Use new CALL_EXPR accessors.  VCFUX and
28932	FCFSX cases must construct whole new CALL_EXPR, not just arglist.
28933
28934	* config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
28935	instead of arglist.  Use new CALL_EXPR accessors.  Fix callers.
28936	(arm_expand_unop_builtin): Likewise.
28937	(arm_expand_builtin): Use new CALL_EXPR accessors.
28938
28939	* config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
28940	accessors.
28941
28942	* config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
28943	CALL_EXPR instead of arglist.  Use new CALL_EXPR accessors.
28944	Fix callers.
28945	(bfin_expand_unop_builtin): Likewise.
28946	(bfin_expand_builtin): Use new CALL_EXPR accessors.
28947
289482007-02-15  Sandra Loosemore  <sandra@codesourcery.com>
28949	    Brooks Moses  <brooks.moses@codesourcery.com>
28950	    Lee Millward  <lee.millward@codesourcery.com>
28951
28952	* c-semantics.c (build_stmt): Add internal diagnostic check.
28953
28954	* c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
28955	accessors.  Print arguments explicitly instead of as a list.
28956
28957	* c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
28958
28959	* c-omp.c (c_finish_omp_barrier): Use build_call_expr.
28960	(c_finish_omp_flish): Likewise.
28961
28962	* c-common.c (verify_tree): Use new CALL_EXPR accessors.  Traverse
28963	arguments explicitly instead of as a list.  Use TREE_OPERAND_LENGTH
28964	instead of TREE_CODE_LENGTH.
28965	(check_function_arguments_recurse): Use new CALL_EXPR accessors.
28966	(c_warn_unused_result): Likewise.
28967
289682007-02-15  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
28969
28970	PR c/26494
28971	* doc/invoke.texi (Warning Options): Remove
28972	-Werror-implicit-function-declaration.
28973	(Wimplicit-function-declaration): Update description.
28974	* opts.c (common_handle_option): Move handling of -Werror=* to...
28975	(enable_warning_as_error): ...here.
28976	* opts.h (enable_warning_as_error): Declare.
28977	* c-decl.c (implicit_decl_warning): Unless
28978	-Wno-implicit-function-declaration is given, emit a pedwarn if
28979	-std=c99 or emit a warning if -Wimplicit-function-declaration.
28980	* c.opt (Wimplicit-function-declaration): Replace
28981	mesg_implicit_function_declaration with
28982	warn_implicit_function_declaration.
28983	* c-opts.c (c_common_handle_option):
28984	-Werror-implicit-function-declaration is exactly equal as
28985	-Werror=implicit-function-declaration.
28986	(set_Wimplicit): Replace mesg_implicit_function_declaration with
28987	warn_implicit_function_declaration.
28988	(c_common_post_options): -Wimplict-function-declaration is enabled
28989	by default by -std=c99, otherwise is disabled by default.
28990	* c-objc-common.c (c_objc_common_init): Remove flawed logic.
28991
289922007-02-15  Eric Botcazou  <ebotcazou@adacore.com>
28993
28994	* gimplify.c (gimplify_modify_expr): During gimplification, attach a
28995	DECL on the rhs to a DECL on the lhs for debug info purposes if the
28996	former is ignored but not the latter.
28997
289982007-02-15  Eric Botcazou  <ebotcazou@adacore.com>
28999
29000	* expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
29001	is made and the reference doesn't use the alias set of its type,
29002	do not create the temporary using that type.
29003
290042007-02-15  Aldy Hernandez  <aldyh@redhat.com>
29005
29006	* jump.c: Remove prototypes for delete_computation and
29007	delete_prior_computation.
29008
290092007-02-15  Paolo Bonzini  <bonzini@gnu.org>
29010
29011	* jump.c (get_label_after): Delete.
29012	(get_label_before, delete_computation, delete_jump,
29013	delete_prior_computation, follow_jumps): Move...
29014	* reorg.c (delete_computation, delete_prior_computation): ... here...
29015	(get_label_before, delete_jump): ... making these static ...
29016	(follow_jumps): ... and simplifying this since it only runs after
29017	reload.
29018	* rtl.h (get_label_after, get_label_before, delete_jump,
29019	follow_jumps): Delete prototypes.
29020
290212007-02-15  Paolo Bonzini  <bonzini@gnu.org>
29022
29023	* caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
29024
290252007-02-15  Nick Clifton  <nickc@redhat.com>
29026
29027	* varasm.c (default_asm_output_anchor): Prepend * to . symbol in
29028	order to prevent it from being munged by the target.
29029
290302007-02-15  Uros Bizjak  <ubizjak@gmail.com>
29031
29032	* config/i386/i386.md: Remove misleading comment.
29033
290342007-02-15  Alexandre Oliva  <aoliva@redhat.com>
29035
29036	* config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
29037	reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
29038	invalid patterns.
29039
290402007-02-15  Alexandre Oliva  <aoliva@redhat.com>
29041
29042	* tree-sra.c (instantiate_missing_elements): Canonicalize
29043	bit-field types.
29044	(sra_build_assignment): New.
29045	(generate_copy_inout, generate_element_copy,
29046	generate_element_zero, generate_one_element_init): Use it.
29047
290482007-02-15  Alexandre Oliva  <aoliva@redhat.com>
29049
29050	* tree-sra.c (instantiate_missing_elements): Canonicalize
29051	bit-field types.
29052	(sra_build_assignment): New.
29053	(generate_copy_inout, generate_element_copy,
29054	generate_element_zero, generate_one_element_init): Use it.
29055
290562007-02-15  Alexandre Oliva  <aoliva@redhat.com>
29057
29058	* dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
29059	limbo die nodes.
29060
290612007-02-14  Joseph Myers  <joseph@codesourcery.com>
29062
29063	* emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
29064	types as aggregates not scalars.
29065	* function.c (assign_stack_temp_for_type): Likewise.
29066
290672007-02-14  Roger Sayle  <roger@eyesopen.com>
29068	    Zdenek Dvorak  <dvorakz@suse.cz>
29069
29070	* tree-dump.c (dump_switch_p_1): Require exact match of the option
29071	name.
29072
290732007-02-14  Zdenek Dvorak  <dvorakz@suse.cz>
29074
29075	* passes.c (next_pass_1): Clear the next field of the copied
29076	pass structure.
29077
290782007-02-14  Richard Henderson  <rth@redhat.com>
29079
29080	* tree-sra.c (early_sra): New.
29081	(decl_can_be_decomposed_p): Deny va_list if early_sra.
29082	(tree_sra_early, pass_sra_early): New.
29083	* tree-pass.h (pass_sra_early): Declare.
29084	* passes.c (init_optimization_passes): Use it.
29085
290862007-02-14  Richard Guenther  <rguenther@suse.de>
29087
29088	* flags.h (issue_strict_overflow_warning): Convert to a macro.
29089
290902007-02-14  Dorit Nuzman  <dorit@il.ibm.com>
29091
29092	 PR tree-optimization/30771
29093	* tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
29094	also phi nodes.
29095	(vect_analyze_operations): Induction phis can now be marked as
29096	used_in_loop.
29097	(vect_mark_stmts_to_be_vectorized): No special treatment for phis.
29098	Update documentation accordingly.
29099
291002007-02-14  Nick Clifton  <nickc@redhat.com>
29101
29102	* builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
29103	most 3 arguments are supported.
29104	(DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
29105
291062007-02-13  Seongbae Park <seongbae.park@gmail.com>
29107
29108	* bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
29109	Ensure dst->current is valid.
29110
291112007-02-13  Paul Brook  <paul@codesourcery.com>
29112
29113	* config.gcc: Add arm*-*-uclinux-*eabi.
29114	* config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
29115	(SUBTARGET_EXTRA_LINK_SPEC): Define.
29116	(STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
29117	(LINK_GCC_C_SEQUENCE_SPEC): Undef.
29118	(LINK_SPEC): Define.
29119	(LIB_SPEC): Define.
29120	* config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
29121	register.
29122	* config/arm/uclinux-eabi.h: New file.
29123	* config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
29124	* config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
29125	based targets.
29126
291272007-02-13  Ian Lance Taylor  <iant@google.com>
29128
29129	* common.opt: Add Wstrict-overflow and Wstrict-overflow=.
29130	* flags.h (warn_strict_overflow): Declare.
29131	(enum warn_strict_overflow_code): Define.
29132	(issue_strict_overflow_warning): New static inline function.
29133	* opts.c (warn_strict_overflow): New variable.
29134	(common_handle_option): Handle OPT_Wstrict_overflow and
29135	OPT_Wstrict_overflow_.
29136	* c-opts.c (c_common_handle_option): Set warn_strict_overflow for
29137	OPT_Wall.
29138	* fold-const.c: Include intl.h.
29139	(fold_deferring_overflow_warnings): New static variable.
29140	(fold_deferred_overflow_warning): New static variable.
29141	(fold_deferred_overflow_code): New static variable.
29142	(fold_defer_overflow_warnings): New function.
29143	(fold_undefer_overflow_warnings): New function.
29144	(fold_undefer_and_ignore_overflow_warnings): New function.
29145	(fold_deferring_overflow_warnings_p): New function.
29146	(fold_overflow_warning): New static function.
29147	(make_range): Add strict_overflow_p parameter.  Change all
29148	callers.
29149	(extract_muldiv, extract_muldiv_1): Likewise.
29150	(fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
29151	tree_expr_nonnegative_p.
29152	(fold_negate_expr): Call fold_overflow_warning.
29153	(fold_range_test): Likewise.
29154	(fold_comparison): Likewise.
29155	(fold_binary): Likewise.  Call tree_expr_nonnegative_warnv_p
29156	instead of tree_expr_nonnegative_p.
29157	(tree_expr_nonnegative_warnv_p): Rename from
29158	tree_expr_nonnegative_p, add strict_overflow_p parameter.
29159	(tree_expr_nonnegative_p): New function.
29160	(tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
29161	strict_overflow_p parameter.
29162	(tree_expr_nonzero_p): New function.
29163	* passes.c (verify_interpass_invariants): New static function.
29164	(execute_one_pass): Call it.
29165	* tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
29166	warnings.
29167	(number_of_iterations_exit, loop_niter_by_eval): Likewise.
29168	(estimate_numbers_of_iterations): Likewise.
29169	(scev_probably_wraps_p): Likewise.
29170	* tree-ssa-ccp.c: Include "toplev.h".
29171	(evaluate_stmt): Defer fold overflow warnings until we know we are
29172	going to optimize.
29173	(struct fold_stmt_r_data): Add stmt field.
29174	(fold_stmt_r): Defer fold overflow warnings until we know we
29175	optimized.
29176	(fold_stmt): Initialize stmt field of fold_stmt_r_data.
29177	(fold_stmt_inplace): Likewise.
29178	* tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
29179	(cleanup_control_expr_graph): Defer fold overflow warnings until
29180	we know we are going to optimize.
29181	* tree-cfg.c (fold_cond_expr_cond): Likewise.
29182	* tree-ssa-threadedge.c (simplify_control_stmt_condition):
29183	Likewise.
29184	* tree-vrp.c (vrp_expr_computes_nonnegative): Call
29185	tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
29186	* tree-ssa-loop-manip.c (create_iv): Likewise.
29187	* c-typeck.c (build_conditional_expr): Likewise.
29188	(build_binary_op): Likewise.
29189	* tree-vrp.c (vrp_expr_computes_nonzero): Call
29190	tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
29191	(extract_range_from_unary_expr): Likewise.
29192	* simplify-rtx.c (simplify_const_relational_operation): Warn when
29193	assuming that signed overflow does not occur.
29194	* c-common.c (pointer_int_sum): Ignore fold overflow warnings.
29195	* tree.h (tree_expr_nonnegative_warnv_p): Declare.
29196	(fold_defer_overflow_warnings): Declare.
29197	(fold_undefer_overflow_warnings): Declare.
29198	(fold_undefer_and_ignore_overflow_warnings): Declare.
29199	(fold_deferring_overflow_warnings_p): Declare.
29200	(tree_expr_nonzero_warnv_p): Declare.
29201	* doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
29202	of warning options.
29203	(Warning Options): Document -Wstrict-overflow.
29204	* Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
29205	(tree-ssa-ccp.o): Likewise.
29206	(tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
29207	(fold-const.o): Depend on intl.h.
29208
292092007-02-13  Ian Lance Taylor  <iant@google.com>
29210
29211	PR middle-end/30751
29212	* lower-subreg.c (resolve_simple_move): Decompose subregs in
29213	addresses.
29214
292152007-02-13  Stuart Hastings  <stuart@apple.com>
29216
29217	* config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
29218
292192007-02-13  Richard Henderson  <rth@redhat.com>
29220
29221	* config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
29222	handled_component_p before looking for the indirect_ref.
29223
292242007-02-13  Richard Henderson  <rth@redhat.com>
29225
29226	* config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
29227	remove flags clobber.
29228	(bswapsi2): New expander, emit code for !TARGET_BSWAP.
29229	(bswaphi_lowpart): New.
29230	(bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
29231	remove TARGET_BSWAP test.  Delete expander of the same name.
29232
29233	* optabs.c (widen_bswap, expand_doubleword_bswap): New.
29234	(expand_unop): Use them.
29235
292362007-02-13  Uros Bizjak  <ubizjak@gmail.com>
29237
29238	* config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
29239	*cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
29240	*movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
29241	*ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
29242	*ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
29243	*ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
29244	*ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
29245	assembler dialect choice from asm templates.
29246
292472007-02-12  Richard Henderson  <rth@redhat.com>
29248
29249	* config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
29250	(fixuns_trunc<SSEMODEF>si2): Use it.
29251	* config/i386/sse.md (vec_setv4sf_0): Export.
29252	* config/i386/i386.c (ix86_build_const_vector): Export.
29253	(ix86_split_convert_uns_si_sse): Rename from
29254	ix86_expand_convert_uns_si_sse and rewrite as a splitter.
29255	* config/i386/i386-protos.h: Update.
29256
292572007-02-13  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
29258
29259	PR c/29521
29260	* c-typeck.c (c_finish_return): Improve warning message.
29261
292622007-02-12  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
29263
29264	* alias.c (find_symbolic_term): Delete unused function.
29265
292662007-02-12  Uros Bizjak  <ubizjak@gmail.com>
29267
29268	* config/i386/i386.md (paritydi2, paritysi2): New expanders.
29269	(paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
29270	(*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
29271
292722007-02-12  Eric Botcazou  <ebotcazou@adacore.com>
29273
29274	* tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
29275	* cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
29276	the function, temporarily point the debug interface to the null one.
29277
292782007-02-12  Eric Botcazou  <ebotcazou@adacore.com>
29279
29280	* dwarf2out.c (round_up_to_align): New static function.
29281	(field_byte_offset): Use it to round the offset.
29282
292832007-02-12  Richard Henderson  <rth@redhat.com>
29284
29285	* config/alpha/alpha.md (bswapsi2, bswapdi2): New.
29286	(inswl_const): Export.
29287
292882007-02-12  Richard Henderson  <rth@redhat.com>
29289
29290	* calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
29291	result mode of the libcall, convert back to outmode.
29292
292932007-02-12  Roger Sayle  <roger@eyesopen.com>
29294
29295	* config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
29296	(bswapdi2): New define_expand to implement 32-bit implementation.
29297
292982007-02-12  Nick Clifton  <nickc@redhat.com>
29299
29300	* doc/invoke.texi (Overall Options): Document --help=.
29301	* gcc.c (target_help_flag): Rename to print_subprocess_flag.
29302	(cc1_options): Pass --help= on to cc1.
29303	(display_help): Add description of --help=.
29304	(process_command): Add code to handle --help=.  Allow translated
29305	--help and --target-help switches to be passed on to compiler
29306	sub-process.
29307	(main): Remove unused if statement.
29308	* opts.c (columns): Remove.
29309	(LEFT_COLUMN): Define.
29310	(wrap_help): Add columns argument.
29311	(print_filtered_help): Change parameters to be an include bitmask,
29312	an exclude bitmask, an any bitmask and the column width.  Move the
29313	code to display the params list here.  Add code to display the
29314	status of options rather than their descriptions if the quiet flag
29315	is not active.
29316	(print_specific_help): Change parameters to be an include bitmask,
29317	an exclude bitmask and an any bitmask.  Move code to look up the
29318	column width here.  Decide upon the title for an options listing.
29319	(common_handle_options): Add code to handle --help=.  Adapt code
29320	for --help and --target-help to use the revised form of the
29321	print_specific_help function.
29322	(print_help): Delete.
29323	(print_param_help): Delete.
29324	(print_switch): Delete.
29325	* opts.h (cl_lang_count): Add prototype.
29326	(CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
29327	CL_MAX_OPTION_CLASS): New defines.
29328	* optc-gen.awk: Add construction of cl_lang_count.
29329	* c.opt: Add Warning attribute to warning options and Optimization
29330	attribute to optimization options.
29331	* common.opt: Likewise.
29332	Add --help=.
29333	Add -fhelp and -ftarget-help as aliases for the transformed --help
29334	and --target-help options.
29335	* opt-functions.awk: Add code to handle Warning and Optimization
29336	attributes.
29337
293382007-02-12  Richard Henderson  <rth@redhat.com>
29339
29340	* config/alpha/constraints.md: New file.
29341	* config/alpha/alpha.c: Include tm-constrs.h.
29342	(alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
29343	alpha_extra_constraint): Remove.
29344	(alpha_emit_conditional_branch): Use satisfies_constraint_*.
29345	* config/alpha/alpha-protos.h: Update.
29346	* config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
29347	(CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
29348	(EXTRA_CONSTRAINT): Remove.
29349	* config/alpha/alpha.md: Include constraints.md.
29350	(adddi splitter): Use satisfies_constraint_*.
29351	* config/alpha/predicates.md (add_operand): Likewise.
29352	(sext_add_operand, addition_operation): Likewise.
29353
293542007-02-12  Dorit Nuzman  <dorit@il.ibm.com>
29355
29356	PR tree-optimization/29145
29357	* tree-data-ref.c (base_addr_differ_p): Make us more conservative
29358	in our handling of restrict qualified pointers.
29359
293602007-02-12  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
29361
29362	PR middle-end/7651
29363	* doc/invoke.texi (Wunused-value): Update description.
29364	(Wextra): Delete item.
29365	* opts.c (set_Wextra): Don't use the value of Wextra to set the
29366	value of Wunused-value.
29367	* c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
29368	(c_finish_stmt_expr): Don't check extra_warnings.
29369	(emit_side_effect_warnings): The caller is responsible to check
29370	warn_unused_value.
29371
293722007-02-11  Roger Sayle  <roger@eyesopen.com>
29373	    Matt Thomas  <matt@3am-software.com>
29374
29375	* simplify-rtx.c (simplify_relational_operation_1): Correct typo.
29376
293772007-02-11  Roger Sayle  <roger@eyesopen.com>
29378
29379	* simplify-rtx.c (simplify_relational_operation_1): Optimize
29380	comparisons of POPCOUNT against zero.
29381	(simplify_const_relational_operation): Likewise.
29382
293832007-02-11  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
29384
29385	* doc/invoke.texi (Wextra): Delete outdated paragraph.
29386
293872007-02-11  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
29388
29389	* dwarf2out.c (root_type): Delete unused function.
29390
293912007-02-11  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
29392
29393	* genattrtab.c (contained_in_p): Delete unused function.
29394	(write_expr_attr_cache): Likewise.
29395
293962007-02-11  Jan Hubicka  <jh@suse.cz>
29397
29398	* ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
29399	previous patch.
29400
294012007-02-11  Steven Bosscher  <steven@gcc.gnu.org>
29402
29403	* fwprop.c (try_fwprop_subst): Use set_unique_reg_note
29404	to add the REG_EQ* note.
29405	* see.c (see_merge_one_use_extension): Likewise.
29406	* local-alloc.c (update_equiv_regs): Likewise.  Also don't
29407	turn REG_EQUAL notes into REG_EQUIV notes if the target
29408	register may have more than one set.
29409	* function.c (assign_parm_setup_reg): Use set_unique_reg_note.
29410	* gcse.c (try_replace_reg): Likewise.
29411	* alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
29412	* calls.c (fixup_tail_calls): Likewise.  Abort if there is
29413	more than one REG_EQUIV note.
29414	* reload1.c (gen_reload): Use set_unique_reg_note.
29415
294162007-02-11  Uros Bizjak  <ubizjak@gmail.com>
29417
29418	* config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
29419	(ix86_builtin_conversion): New function.
29420
294212007-02-06  Mark Mitchell  <mark@codesourcery.com>
29422
29423	PR target/29487
29424	* tree.h (DECL_REPLACEABLE_P): New macro.
29425	* except.c (set_nothrow_function_flags): Likewise.
29426
294272007-02-11  Tehila Meyzels  <tehila@il.ibm.com>
29428	    Ira Rosen  <irar@il.ibm.com>
29429	    Dorit Nuzman  <dorit@il.ibm.com>
29430
29431	* doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
29432	* targhooks.c (default_builtin_vectorized_conversion): New.
29433	* targhooks.h (default_builtin_vectorized_function): New declaration.
29434	* target.h (struct vectorize): Add builtin_conversion field.
29435	* tree-vectorizer.h (type_conversion_vec_info_type): New enum
29436	stmt_vec_info_type value.
29437	(vectorizable_conversion): New declaration.
29438	* tree-vect-analyze.c (vect_analyze_operations): Add
29439	vectorizable_conversion call.
29440	* target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
29441	* tree-vect-transform.c (vectorizable_conversion): New function.
29442	(vect_transform_stmt): Add case for type_conversion_vec_info_type.
29443	* tree-vect-generic.c (expand_vector_operations_1): Consider correct
29444	mode.
29445	* config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
29446	(TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
29447	(rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
29448	or ALTIVEC_BUILTIN_VCFSX.
29449
294502007-02-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
29451
29452	PR target/30634
29453	* pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
29454	CONST_DOUBLE and operand 0 is a hard register.
29455	(movdi): For 64-bit target, remove code to force CONST_DOUBLE to
29456	memory.  Fail if operand 1 is a non-zero CONST_INT and operand 0
29457	is a hard floating-point register.
29458
294592007-02-10  Richard Henderson  <rth@redhat.com>
29460	    Jakub Jelinek  <jakub@redhat.com>
29461	    Alexandre Oliva  <aoliva@redhat.com>
29462
29463	* Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
29464	* builtin-types.def (BT_WORD): Make unsigned.
29465	(BT_FN_VOID_PTR_WORD_WORD_PTR): New.
29466	* builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
29467	(BUILT_IN_EMUTLS_REGISTER_COMMON): New.
29468	* c-decl.c (grokdeclarator): Don't error if !have_tls.
29469	* c-parser.c (c_parser_omp_threadprivate): Likewise.
29470	* dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
29471	emulated tls.
29472	* expr.c (emutls_var_address): New.
29473	(expand_expr_real_1): Expand emulated tls.
29474	(expand_expr_addr_expr_1): Likewise.
29475	* libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
29476	* output.h (emutls_finish): Declare.
29477	* toplev.c (compile_file): Call it.
29478	* tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
29479	address before wrapping in CONST.
29480	* varasm.c (emutls_htab, emutls_object_type): New.
29481	(EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
29482	(get_emutls_object_name, get_emutls_object_type): New.
29483	(get_emutls_init_templ_addr, emutls_decl): New.
29484	(emutls_common_1, emutls_finish): New.
29485	(assemble_variable): When emulating tls, swap decls; generate
29486	constructor for the emutls objects.
29487	(do_assemble_alias): When emulating tls, swap decl and target name.
29488	(default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
29489	for emulated tls.
29490	* varpool.c (decide_is_variable_needed): Look at force_output.
29491	Recurse for emulated tls.
29492	(cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
29493	with decide_is_variable_needed.
29494	* emutls.c: New file.
29495	* config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
29496	tls_object for real tls.
29497
294982007-02-10  Kaz Kojima  <kkojima@gcc.gnu.org>
29499
29500	PR rtl-optimization/29599
29501	* reload1.c (eliminate_regs_in_insn): Take the destination
29502	mode into account when computing the offset.
29503
295042007-02-09  Stuart Hastings  <stuart@apple.com>
29505	    Richard Henderson  <rth@redhat.com>
29506
29507	* config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29508	* config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29509	* config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
29510	fixuns_truncdfhi2): New.
29511	(fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
29512	(floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
29513	(floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
29514	(floatunssidf2): Allow nonimmediate source.
29515	* config/i386/sse.md (movdi_to_sse): New.
29516	(vec_concatv2di): Drop '*'.
29517	* config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
29518	ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29519	ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
29520	New.
29521	* config/i386/i386.c (ix86_expand_convert_uns_si_sse,
29522	ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29523	ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
29524	ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
29525	(ix86_build_signbit_mask): Fix decl of v, refactor to call
29526	ix86_build_const_vector.
29527	(x86_emit_floatuns): Rewrite.
29528
295292007-02-10  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
29530
29531	* genautomata.c (longest_path_length): Delete unused function.
29532	(struct state): Delete unused longest_path_length.
29533	(UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
29534	(get_free_state): Delete unused.
29535
295362007-02-09  Jan Hubicka  <jh@suse.cz>
29537
29538	* params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
29539	* doc/invoke.texi (inline-unit-growth): Update default value.
29540
29541	* Makefile.in (passes.o, ipa-inline.o): Add dependencies.
29542	* cgraphbuild.c (build_cgraph_edges): Compute frequencies.
29543	(rebuild_cgraph_edges): Likewise.
29544	* cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
29545	(dump_cgraph_node): Dump frequencies.
29546	(cgraph_clone_edge): Add frequency scales.
29547	(cgraph_clone_node): Add freuqnecy.
29548	* cgraph.h (cgraph_edge): Add freuqnecy argument.
29549	(CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
29550	(cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
29551	* tree-pass.h (TODO_rebuild_frequencies): New constant.
29552	* cgraphunit.c (verify_cgraph_node): Verify frequencies.
29553	(cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
29554	(save_inline_function_body): Likewise.
29555	* ipa-inline.c: inluce rtl.h
29556	(cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
29557	(cgraph_edge_badness): Use frequencies.
29558	(cgraph_decide_recursive_inlining): Update clonning.
29559	(cgraph_decide_inlining_of_small_function): Dump frequency.
29560	* predict.c (estimate_bb_frequencies): Export.
29561	* predict.h (estimate_bb_frequencies): Declare.
29562	* tree-inline.c (copy_bb): Watch overflows.
29563	(expand_call_inline): Update call of cgraph_create_edge.
29564	(optimize_inline_calls): Use TODO flags to update frequnecies.
29565	* passes.h: Include predict.h
29566	(init_optimization_passes): Move profile ahead.
29567	(execute_function_todo): Handle TODO_rebuild_frequencies.
29568
295692007-02-09  Roger Sayle  <roger@eyesopen.com>
29570
29571	* config/alpha/alpha.c (emit_insxl): Force the first operand of
29572	the insbl or inswl pattern into a register.
29573
295742007-02-09  Roger Sayle  <roger@eyesopen.com>
29575
29576	* config/ia64/ia64.md (bswapdi2): New define_insn.
29577
295782007-02-09  Richard Henderson  <rth@redhat.com>
29579
29580	* config/i386/constraints.md (Ym): New constraint.
29581	* config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
29582	(movdi_1_rex64): Split sse and xmm general register moves from
29583	memory move alternatives.  Use conditional register constraints.
29584	(movsf_1, movdf_integer): Likewise.
29585	(zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
29586	(movdf_integer_rex64): New.
29587	(pushsf_rex64): Fix output constraints.
29588	* config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
29589	(sse2_stored): Likewise.
29590	(sse2_storeq_rex64): New.
29591	* config/i386/i386.c (x86_inter_unit_moves): Enable for not
29592	amd and not generic.
29593	(ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
29594	for optimize_size.  Remove SF/DFmode hack.
29595
295962007-02-09  Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>
29597
29598	* config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
29599	(bit_SSE4a): New.
29600
296012007-02-09  Nathan Sidwell  <nathan@codesourcery.com>
29602	    Richard Sandiford  <richard@codesourcery.com>
29603
29604	* config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
29605	(m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
29606	(m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
29607	m68k/t-mlib to tmake_file.
29608	(m68020-*-elf*, m68k-*-elf*): Likewise.  Add t-m68kbare as well.
29609	(m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
29610	(m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
29611	Allow it to be cf or m68k.  Set m68k_arch_family.  If that
29612	variable is not empty, add t-$m68k_arch_family to tmake_file.
29613	Add t-mlibs to tmake_file.
29614	* doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
29615	* config/m68k/t-cf: New file.
29616	* config/m68k/t-m68k: Likewise.
29617	* config/m68k/t-mlibs: Likewise.
29618	* config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29619	(MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29620	(M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29621	* config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29622	(MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
29623	Delete.
29624	* config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
29625	(INSTALL_LIBGCC): Delete.
29626	(M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29627	* config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29628	(MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29629	(M68K_MLIB_CPU): Define.
29630	* config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29631	(MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29632	(M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
29633
296342007-02-09  Zdenek Dvorak  <dvorakz@suse.cz>
29635	    Richard Guenther  <rguenther@suse.de>
29636
29637	PR middle-end/23361
29638	* fold-const.c (fold_comparison): Handle obfuscated comparisons
29639	against INT_MIN/INT_MAX.
29640	* tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
29641	file if a loop is removed.
29642
296432007-02-09  Joseph Myers  <joseph@codesourcery.com>
29644
29645	* calls.c (store_one_arg): Pass correct alignment to
29646	emit_push_insn for non-BLKmode values.
29647	* expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
29648	unaligned stack slot via a suitably aligned slot.
29649
296502007-02-08  DJ Delorie  <dj@redhat.com>
29651
29652	* config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
29653	warnings.
29654	(legal_subregs): Use unsigned char, make const.
29655	(m32c_illegal_subreg_p): Use ARRAY_SIZE.  Delete unused variables.
29656
296572007-02-08  Paul Brook  <paul@codesourcery.com>
29658
29659	* config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
29660	special interworking needed.
29661
296622007-02-08  Harsha Jagasia  <harsha.jagasia@amd.com>
29663
29664	* config/i386/xmmintrin.h: Make inclusion of emmintrin.h
29665	conditional to __SSE2__.
29666	(Entries below should have been added to first ChangeLog
29667	entry for amdfam10 dated 2007-02-05)
29668	* config/i386/emmintrin.h: Generate #error if __SSE2__ is not
29669	defined.
29670	* config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
29671	defined.
29672	* config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
29673	defined.
29674
296752007-02-08  DJ Delorie  <dj@redhat.com>
29676
29677	* config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
29678	* config/m32c/m32c.c (legal_subregs): New.
29679	(m32c_illegal_subreg_p): New.
29680	* config/m32c/predicates.md (m32c_any_operand): Use it to reject
29681	unsupported subregs of hard regs.
29682
296832007-02-08  Jan Hubicka  <jh@suse.cz>
29684
29685	* tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
29686	the same one; always update histograms.
29687
296882007-02-08  Diego Novillo  <dnovillo@redhat.com>
29689
29690	* passes.c (init_optimization_passes): Tidy comment.
29691
296922007-02-08  Roger Sayle  <roger@eyesopen.com>
29693
29694	* simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
29695	strip zero_extend, bswap and rotates from POCOUNT's argument.
29696	<PARITY>: Likewise, we can strip not, bswap, sign_extend,
29697	zero_extend and rotates from PARITY's argument.
29698	<BSWAP>: A byte-swap followed by a byte-swap is an identity.
29699	(simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
29700	of an integer constant at compile-time.
29701
297022007-02-08  Diego Novillo  <dnovillo@redhat.com>
29703
29704	PR 30562
29705	* tree-flow.h (struct var_ann_d): Remove field 'is_used'.
29706	Update all users.
29707	* tree-ssa-alias.c (compute_is_aliased): Remove.  Update all
29708	users.
29709	(init_alias_info):
29710	* tree-ssa-live.c (remove_unused_locals): Do not remove
29711	TREE_ADDRESSABLE variables.
29712	* tree-ssa-structalias.c (compute_points_to_sets): Tidy.
29713	* tree-ssa-operands.c (add_virtual_operand): Remove argument
29714	FOR_CLOBBER.  Update all users.
29715	If VAR has an associated alias set, add a virtual operand for
29716	it if no alias is found to conflict with the memory reference.
29717
297182007-02-07  Jan Hubicka  <jh@suse.cz>
29719	    Robert Kidd <rkidd@crhc.uiuc.edu>
29720
29721	* value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
29722
297232007-02-07  Ian Lance Taylor  <iant@google.com>
29724
29725	* lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
29726
297272007-02-07  Roger Sayle  <roger@eyesopen.com>
29728
29729	* config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
29730	parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
29731	tablejumpdi, movsi_to_cr_one): Remove constraints from
29732	define_expand's match_operands.
29733
297342007-02-07  Roger Sayle  <roger@eyesopen.com>
29735
29736	* global.c (compute_regsets): Move declatation of "i" inside of
29737	#ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
29738
297392007-02-07  Jakub Jelinek  <jakub@redhat.com>
29740
29741	PR c++/30703
29742	* gimplify.c (gimplify_scan_omp_clauses): Remove special casing
29743	of INDIRECT_REF <RESULT_DECL>.
29744
29745	* config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
29746
297472007-02-06  J"orn Rennecke  <joern.rennecke@arc.com>
29748	    Kaz Kojima  <kkojima@gcc.gnu.org>
29749
29750	PR target/29746
29751	* config/sh/sh.c (expand_cbranchdi4): Use scratch register
29752	properly.
29753	(sh_initialize_trampoline): Add parentheses to avoid a warning.
29754
297552007-02-06  Zdenek Dvorak <dvorakz@suse.cz>
29756
29757	* doc/loop.texi: Document possibility not to perform disambiguation
29758	of loops with multiple latches.
29759	* cfgloopmanip.c (alp_enum_p): Removed.
29760	(add_loop): Handle subloops.  Use get_loop_body_with_size.
29761	(create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
29762	* cfghooks.c (redirect_edge_and_branch_force): Set dominator for
29763	the new forwarder block.
29764	(make_forwarder_block): Only call new_bb_cbk if it is not NULL.
29765	Handle the case latch is NULL.
29766	* tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
29767	modifications when marking loop exits.
29768	* ifcvt.c (if_convert): Ditto.  Mark loop exits even if cfg cannot
29769	be modified.
29770	* loop-init.c (loop_optimizer_init): Do not modify cfg.  Call
29771	disambiguate_loops_with_multiple_latches.
29772	* tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
29773	before fix_loop_structure.
29774	* cfgloop.c: Include pointer-set.h and output.h.
29775	(canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
29776	update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
29777	(get_loop_latch_edges, find_subloop_latch_edge_by_profile,
29778	find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
29779	mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
29780	disambiguate_multiple_latches, get_loop_body_with_size,
29781	disambiguate_loops_with_multiple_latches): New functions.
29782	(flow_loop_dump): Dump multiple latch edges.
29783	(flow_loop_nodes_find): Handle loops with multiple latches.
29784	(flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
29785	(glb_enum_p): Modified.
29786	(get_loop_body): Use get_loop_body_with_size.
29787	* cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
29788	(AVOID_CFG_MODIFICATIONS): New constant.
29789	(disambiguate_loops_with_multiple_latches, add_loop,
29790	get_loop_body_with_size): Declare.
29791	* Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
29792
297932007-02-06  Seongbae Park <seongbae.park@gmail.com>
29794
29795	PR inline-asm/28686
29796	* global.c (compute_regsets): New function.
29797	(global_alloc): Refactored ELIMINABLE_REGSET
29798	and NO_GLOBAL_ALLOC_REGS computation out.
29799	(rest_of_handle_global_alloc): Call compute_regsets()
29800	for non-optimizing case.
29801
298022007-02-06  Richard Henderson  <rth@redhat.com>
29803
29804	* config/i386/constraints.md (Y2): Rename from Y.
29805	(Yi): New constraint.
29806	* config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
29807	pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
29808	zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
29809	(extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
29810	truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
29811	fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
29812	floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
29813	absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
29814	fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
29815	* config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
29816	mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
29817	vec_extractv2si_1): Change Y constraints to Y2.
29818	* config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
29819	vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
29820	Change Y constraints to Y2.
29821	(sse2_loadld): Change Y constraints to x.
29822
298232007-02-06  Roger Sayle  <roger@eyesopen.com>
29824
29825	* config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
29826	(parity<mode>2): New define_expand using rs6000_emit_parity.
29827	* config/rs6000/rs6000.c (rs6000_emit_popcount,
29828	rs6000_emit_parity): New functions.
29829	* config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
29830	rs6000_emit_parity): Prototype here.
29831
298322007-02-06  Ian Lance Taylor  <iant@google.com>
29833
29834	* lower-subreg.c (simple_move_operand): Reject CONST.
29835	(resolve_clobber): Call validate_change rather than directly
29836	assigning to XEXP (pat, 0).
29837
298382007-02-06  Paolo Bonzini  <bonzini@gnu.org>
29839
29840	* Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
29841	(tree-ssa-reassoc.o): Add pointer-set.h dependency.
29842	(tree-cfg.o): Remove hashtab.h dependency.
29843
29844	* tree-ssa-loop-ivopts.c: Include pointer-set.h.
29845	(struct ivopts_data): Change niters to pointer_map_t.
29846	(struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
29847	(niter_for_exit): Create pointer_map on demand.  Change for
29848	pointer_map API.
29849	(tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
29850	(free_loop_data): Destroy data->niters if created and reset field.
29851	(tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
29852	(tree_ssa_iv_optimize_loop): Check for presence of stale data.
29853
29854	* tree-ssa-reassoc.c: Include pointer-set.h.
29855	(bb_rank): Change to long *.
29856	(operand_rank): Change to pointer_map_t.
29857	(find_operand_rank): Return long, -1 if not found.  Declare as inline.
29858	(insert_operand_rank): Accept long.
29859	(operand_entry_hash, operand_entry_eq): Remove.
29860	(get_rank): Return long.  Adjust for changes above.
29861	(init_reassoc): Change rank type to long.  Adjust creation of bb_rank
29862	and operand_rank.
29863	(fini_reassoc): Delete operand_rank with pointer_map_destroy.
29864
29865	* tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
29866	(struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
29867	(insert_vi_for_tree): Rewrite for pointer_map API.  Assert argument
29868	is not NULL.
29869	(lookup_vi_for_tree): Rewrite for pointer_map API.  Return varinfo_t
29870	directly since it cannot be NULL.
29871	(get_vi_for_tree): Rewrite for pointer_map API.
29872	(find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
29873	(init_alias_vars): Create vi_for_tree as pointer_map.
29874	(delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
29875
29876	* tree-cfg.c: Don't include hashtab.h.
29877	(edge_to_cases): Declare as pointer_map.
29878	(struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
29879	Delete.
29880	(edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
29881	(start_recording_case_labels): Create edge_to_cases as pointer_map.
29882	(end_recoding_case_labels): Cleanup edge_to_cases manually before
29883	destroying it.
29884	(record_switch_edge): Delete.
29885	(get_cases_for_edge): Adjust for pointer_map API, inline
29886	record_switch_edge (rewritten for new API), remove goto.
29887
298882007-02-06  Paolo Bonzini  <bonzini@gnu.org>
29889
29890	* Makefile.in (tree-nested.o): Add pointer-set.h dependency.
29891	* tree-nested.c: Include pointer-set.h.
29892	(var_map_elt, var_map_eq, var_map_hash): Delete.
29893	(struct nesting_info): Remove GTY marker.  Change the two htab_t's
29894	to pointer_map_t's.
29895	(nesting_info_bitmap_obstack): New.
29896	(lookup_field_for_decl): Adjust for pointer_map API.
29897	(lookup_tramp_for_decl): Adjust for pointer_map API.
29898	(get_nonlocal_debug_decl): Adjust for pointer_map API.
29899	(get_local_debug_decl): Adjust for pointer_map API.
29900	(convert_nl_goto_reference): Adjust for pointer_map API.
29901	(convert_nl_goto_receiver): Adjust for pointer_map API.
29902	(create_nesting_tree): Create outside GGC space.  Create bitmap on
29903	the new obstack.  Create field_map and var_map as pointer_maps.
29904	(free_nesting_tree): Adjust for changes to create_nesting_tree.
29905	(root): Delete.
29906	(lower_nested_functions): Move root here, no need to NULL it.
29907	Initialize and release the obstack.
29908
299092007-02-06  Paolo Bonzini  <bonzini@gnu.org>
29910
29911	* tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
29912	Remove prototypes and make them non-static.
29913	(struct tree_int_map): Remove.
29914	* tree.h (struct tree_int_map): Move here, turning TO into an
29915	unsigned int.
29916	(tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
29917
29918	* tree.h (TREE_COMPLEXITY): Remove.
29919	(struct tree_exp): Remove complexity field.
29920	* tree.c (build1_stat): Don't set it.
29921
299222007-02-06  Dorit Nuzman  <dorit@il.ibm.com>
29923	    Victor Kaplansky  <victork@il.ibm.com>
29924
29925	* tree-vectorizer.c (vect_is_simple_use): Support induction.
29926	(vect_is_simple_reduction): Support reduction with induction as
29927	one of the operands.
29928	(vect_is_simple_iv_evolution): Fix formatting.
29929	* tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
29930	formatting.  Don't mark induction phis for vectorization.
29931	(vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
29932	* tree-vect-transform.c (get_initial_def_for_induction): New function.
29933	(vect_get_vec_def_for_operand): Support induction.
29934	(vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
29935	induction case.
29936	(vectorizable_reduction): Support reduction with induction as one of
29937	the operands.
29938	(vectorizable_type_demotion): Use def-type of stmt argument rather
29939	than dummy def-type.
29940
29941	* tree-ssa-loop.c (gate_scev_const_prop): Return the value of
29942	flag_tree_scev_cprop.
29943	* common.opt (tree-scev-cprop): New flag.
29944
29945	* tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
29946	call to vect_get_new_vect_var.
29947
299482007-02-06  Ira Rosen  <irar@il.ibm.com>
29949
29950	* tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
29951	vectype is not NULL.
29952	(vect_pattern_recog_1): Likewise.
29953
299542007-02-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
29955
29956	* fold-const.c (negate_expr_p): Handle CONJ_EXPR.
29957	(fold_negate_expr): Likewise.
29958
299592007-02-05  Alexandre Oliva  <aoliva@redhat.com>
29960
29961	PR debug/30189
29962	* dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
29963	even if cv-qualification is the same.
29964
299652007-02-05  Geoffrey Keating  <geoffk@apple.com>
29966
29967	* config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
29968	__enable_execute_stack on completion.
29969
299702007-02-05  Harsha Jagasia  <harsha.jagasia@amd.com>
29971
29972	* config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
29973	athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
29974	athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
29975	athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
29976	athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
29977	athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
29978	athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
29979	athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
29980
299812007-02-05  Harsha Jagasia  <harsha.jagasia@amd.com>
29982
29983	* config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
29984	cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
29985	swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
29986	fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
29987	x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
29988	floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
29989	floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
29990	mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
29991	umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
29992	umuldi3_highpart_rex64, umulsi3_highpart_insn,
29993	umulsi3_highpart_zext, smuldi3_highpart_rex64,
29994	smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
29995	x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
29996	sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
29997	sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
29998	sqrtextenddfxf2_i387): Added amdfam10_decode.
29999
30000	* config/i386/athlon.md (athlon_idirect_amdfam10,
30001	athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
30002	athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
30003	athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
30004	athlon_ivector_store_amdfam10): New define_insn_reservation.
30005	(athlon_idirect_loadmov, athlon_idirect_movstore): Added
30006	amdfam10.
30007
300082007-02-05  Harsha Jagasia  <harsha.jagasia@amd.com>
30009
30010	* config/i386/athlon.md (athlon_call_amdfam10,
30011	athlon_pop_amdfam10, athlon_lea_amdfam10): New
30012	define_insn_reservation.
30013	(athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
30014	athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
30015	athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
30016
300172007-02-05  Harsha Jagasia  <harsha.jagasia@amd.com>
30018
30019	* config/i386/athlon.md (athlon_sseld_amdfam10,
30020	athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
30021	athlon_mmxssest_short_amdfam10): New define_insn_reservation.
30022
300232007-02-05  Harsha Jagasia  <harsha.jagasia@amd.com>
30024
30025	* config/i386/athlon.md (athlon_sseins_amdfam10): New
30026	define_insn_reservation.
30027	* config/i386/i386.md (sseins): Added sseins to define_attr type
30028	and define_attr unit.
30029	* config/i386/sse.md: Set type attribute to sseins for insertq
30030	and insertqi.
30031
300322007-02-05  Harsha Jagasia  <harsha.jagasia@amd.com>
30033
30034	* config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
30035	ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
30036	ssecomi_load_amdfam10, ssecomi_amdfam10,
30037	sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
30038	define_insn_reservation.
30039	(ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
30040
300412007-02-05  Harsha Jagasia  <harsha.jagasia@amd.com>
30042
30043	* config/i386/athlon.md (cvtss2sd_load_amdfam10,
30044	cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
30045	cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
30046	cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
30047	cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
30048	cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
30049	define_insn_reservation.
30050
30051	* config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
30052	cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
30053	cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
30054	cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
30055	cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
30056
300572007-02-05  Harsha Jagasia  <harsha.jagasia@amd.com>
30058
30059	* config/i386/athlon.md (athlon_ssedivvector_amdfam10,
30060	athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
30061	athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
30062	(athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
30063	athlon_ssemul_load_k8): Added amdfam10.
30064
300652007-02-05  Harsha Jagasia  <harsha.jagasia@amd.com>
30066
30067	* config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
30068	(x86_sse_unaligned_move_optimal): New variable.
30069
30070	* config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
30071	m_AMDFAM10.
30072	(ix86_expand_vector_move_misalign): Add code to generate movupd/movups
30073	for unaligned vector SSE double/single precision loads for AMDFAM10.
30074
300752007-02-05  Harsha Jagasia  <harsha.jagasia@amd.com>
30076
30077	* config/i386/i386.h (TARGET_AMDFAM10): New macro.
30078	(TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
30079	Define TARGET_CPU_DEFAULT_amdfam10.
30080	(TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
30081	(processor_type): Add PROCESSOR_AMDFAM10.
30082
30083	* config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
30084	processor_type in config/i386/i386.h.
30085	Enable imul peepholes for TARGET_AMDFAM10.
30086
30087	* config.gcc: Add support for --with-cpu option for amdfam10.
30088
30089	* config/i386/i386.c (amdfam10_cost): New variable.
30090	(m_AMDFAM10): New macro.
30091	(m_ATHLON_K8_AMDFAM10): New macro.
30092	(x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
30093	x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
30094	x86_promote_QImode, x86_integer_DFmode_moves,
30095	x86_partial_reg_dependency, x86_memory_mismatch_stall,
30096	x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
30097	x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
30098	x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
30099	x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
30100	Enable/disable for amdfam10.
30101	(override_options): Add amdfam10_cost to processor_target_table.
30102	Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
30103	processor_alias_table.
30104	(ix86_issue_rate): Add PROCESSOR_AMDFAM10.
30105	(ix86_adjust_cost): Add code for amdfam10.
30106
301072007-02-05  Harsha Jagasia  <harsha.jagasia@amd.com>
30108
30109	* config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
30110	instruction set feature flag. Add new (-mpopcnt) flag for popcnt
30111	instruction. Add new SSE4A (-msse4a) instruction set feature flag.
30112	* config/i386/i386.h: Add builtin definition for SSE4A.
30113	* config/i386/i386.md: Add support for ABM instructions
30114	(popcnt and lzcnt).
30115	* config/i386/sse.md: Add support for SSE4A instructions
30116	(movntss, movntsd, extrq, insertq).
30117	* config/i386/i386.c: Add support for ABM and SSE4A builtins.
30118	Add -march=amdfam10 flag.
30119	* config/i386/ammintrin.h: Add support for SSE4A intrinsics.
30120	* doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
30121	and amdfam10.
30122	* doc/extend.texi: Add documentation for SSE4A builtins.
30123
301242007-02-05  Bob Wilson  <bob.wilson@acm.org>
30125
30126	* config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
30127
301282007-02-05  Richard Guenther  <rguenther@suse.de>
30129
30130	* tree-vectorizer.h (vectorizable_function): Add argument type
30131	argument, change return type.
30132	* tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
30133	* tree-vect-transform.c (vectorizable_function): Handle extra
30134	argument, return vectorized function decl.
30135	(build_vectorized_function_call): Remove.
30136	(vectorizable_call): Handle calls with result and argument types
30137	differing.  Handle loop vectorization factor correctly.
30138	* targhooks.c (default_builtin_vectorized_function): Adjust for
30139	extra argument.
30140	* targhooks.h (default_builtin_vectorized_function): Likewise.
30141	* target.h (builtin_vectorized_function): Add argument type
30142	argument.
30143	* config/i386/i386.c (ix86_builtin_vectorized_function): Handle
30144	extra argument, allow vectorizing of lrintf.
30145	* doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
30146	documentation of target hook.
30147
301482007-02-05  Hans-Peter Nilsson  <hp@axis.com>
30149
30150	PR target/30665
30151	* config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
30152	("*andhi_clear", andu (casesi+45)): For size-changed operand where
30153	memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
30154
301552007-02-05  Roger Sayle  <roger@eyesopen.com>
30156
30157	* fold-const.c (fold_unary) <REAL_PART>: Test for availability of
30158	BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
30159	<IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
30160	* builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
30161	before canonicalizing sincos to cexpi.
30162	(fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
30163
301642007-02-05  Roger Sayle  <roger@eyesopen.com>
30165
30166	* config/alpha/alpha.c (alpha_add_builtins): New Helper function.
30167	Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
30168	(alpha_init_builtins): Use alpha_add_builtins to process tables.
30169
301702007-02-05  Roger Sayle  <roger@eyesopen.com>
30171
30172	* mips-tfile.c (initialize_init_file): Correct endianness test.
30173
301742007-02-05  Kazu Hirata  <kazu@codesourcery.com>
30175
30176	* config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
30177	the 'y' constraint.
30178
301792007-02-05  Richard Sandiford  <richard@codesourcery.com>
30180
30181	* dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
30182	saves in a PARALLEL before the register assignments.
30183
301842007-02-05  Richard Sandiford  <richard@codesourcery.com>
30185
30186	* doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
30187	DWARF_FRAME_RETURN_COLUMN to be a general register.
30188	* dwarf2out.c (init_return_column_size): New function, split from...
30189	(expand_builtin_init_dwarf_reg_sizes): ...here.  Allow both
30190	DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
30191	to be nongeneral registers.
30192	* config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
30193	integer registers.
30194	(DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
30195	(DWARF_ALT_FRAME_RETURN_COLUMN): Define.
30196
301972007-02-04  Zdenek Dvorak <dvorakz@suse.cz>
30198
30199	* cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
30200
302012007-02-04  Zdenek Dvorak <dvorakz@suse.cz>
30202
30203	* cfgloopmanip.c (loop_delete_branch_edge): Removed.
30204	(remove_path): Use can_remove_branch_p and remove_branch instead
30205	of loop_delete_branch_edge.
30206	* tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
30207	(tree_transform_and_unroll_loop): Remove dead branches immediately.
30208	Update profile using scale_dominated_blocks_in_loop.
30209	* cfghooks.c (can_remove_branch_p, remove_branch): New functions.
30210	* cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
30211	(can_remove_branch_p, remove_branch): Declare.
30212	* tree-cfg.c (tree_can_remove_branch_p): New function.
30213	(tree_cfg_hooks): Add tree_can_remove_branch_p.
30214	* cfgrtl.c (rtl_can_remove_branch_p): New function.
30215	(rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
30216
302172007-02-05  Jan Hubicka  <jh@suse.cz>
30218
30219	PR middle-end/30696
30220	* ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
30221	nodes in cgraph, don't remove offline copy of the function.
30222
302232007-02-04  Jan Hubicka  <jh@suse.cz>
30224
30225	* tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
30226	vectors might cause maybe_lookup_element_for_expr to be called
30227	on non-sra-candidate.
30228
302292007-02-04  Kazu Hirata  <kazu@codesourcery.com>
30230
30231	* config/bfin/bfin-modes.def, config/bfin/bfin.c,
30232	config/bfin/bfin.md, config/bfin/predicates.md: Follow
30233	spelling conventions.
30234
302352007-02-04  Richard Guenther  <rguenther@suse.de>
30236
30237	PR middle-end/30636
30238	* fold-const.c (try_move_mult_to_index): Make sure to not
30239	overflow one dimension of a multi-dimensional array access.
30240
302412007-02-04  Jan Hubicka  <jh@suse.cz>
30242
30243	* passes.c (init_optimization_passes): Reindent.
30244
302452007-02-04  Jan Hubicka  <jh@suse.cz>
30246	    Eric Botcazou  <ebotcazou@adacore.com>
30247
30248	* tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
30249	(execute_fixup_cfg): Break out the abnormal goto code.
30250	* tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
30251	(make_nonlocal_label_edges): Move here from execute_fixup_cfg.
30252	(optimize_inline_calls): Call make_nonlocal_label_edges.
30253
302542007-02-04  Jan Hubicka  <jh@suse.cz>
30255
30256	* tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
30257	true when something was changed.
30258	(rename_ssa_copies): When something was changed, do
30259	TODO_remove_unused_locals.
30260	* tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
30261	add TODO_remove_unused_locals when instruction was removed.
30262
302632007-02-04  Jan Hubicka  <jh@suse.cz>
30264
30265	* ipa-inline.c (try_inline): Improve debug output; work on already
30266	inline edges too.
30267	(cgraph_decide_inlining_incrementally): Indent; improve debug output;
30268	call try_inline for already inlined edges too when flattening;
30269	inline also functions that make callee growth but overall unit size
30270	reduce.
30271
302722007-02-04  Kazu Hirata  <kazu@codesourcery.com>
30273
30274	* config/m32c/bitops.md, config/m32c/jump.md,
30275	config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
30276	config/m32r/m32r.h, config/m32r/m32r.md,
30277	config/m32r/predicates.md, config/m68hc11/larith.asm,
30278	config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
30279	config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
30280	config/mips/mips-protos.h, config/mips/mips.c,
30281	config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
30282	config/mn10300/mn10300.h, config/mn10300/predicates.md,
30283	config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
30284	spelling conventions.
30285
30286	* config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
30287	Follow spelling conventions.
30288
302892007-02-03  Douglas Gregor  <doug.gregor@gmail.com>
30290
30291	* c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
30292	warn about C++0x compatibility.
30293
302942007-02-04  Kazu Hirata  <kazu@codesourcery.com>
30295
30296	* config/h8300/h8300.c, config/h8300/h8300.h,
30297	config/h8300/h8300.md: Follow spelling conventions.
30298
302992007-02-03  Uros Bizjak  <ubizjak@gmail.com>
30300
30301	PR middle-end/30667
30302	* combine.c (try_combine): Do not substitute source operand
30303	with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
30304
303052007-02-03  Jan Hubicka  <jh@suse.cz>
30306
30307	PR gcov-profile/30650
30308	* value-prof.c (stringop_block_profile): Fix handling of size counter;
30309	do not divide by zero for never executed counters.
30310	(tree_find_values_to_profile): Fix counters.
30311	* gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
30312
303132007-02-03  Ian Lance Taylor  <iant@google.com>
30314
30315	* lower-subreg.c (simple_move_operand): New static function,
30316	broken out of simple_move.  Reject LABEL_REF, SYMBOL_REF, and HIGH
30317	operands.
30318	(simple_move): Call simple_move_operand.
30319	(find_decomposable_subregs): Add special handling of MEMs.
30320	(can_decompose_p): Rename from cannot_decompose_p.  Reverse
30321	meaning of return value.  If we see a hard register, test whether
30322	it can store a word_mode value.  Change all callers.
30323
303242007-02-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
30325
30326	* pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
30327	ftrapv insns and expanders.
30328	(subdi3): Change define_expand operand 1 to arith11_operand, and
30329	operand 2 to reg_or_0_operand.  Change constraints of 64-bit insn
30330	pattern to handle reg_or_0 operands.  Revise 32-bit insn pattern to
30331	handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
30332	respectively.
30333
30334	PR middle-end/30174
30335	* varasm.c (notice_global_symbol): Treat global objects as weak when
30336	flag_shlib is true.
30337
303382007-02-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
30339
30340	* emit-rtl.c (dconstpi): Delete.
30341	(dconstsqrt2): New.
30342	(init_emit_once): Delete dconstpi and init dconstsqrt2.
30343	* real.h (dconstpi): Delete.
30344	(dconstsqrt2): New.
30345	* builtins.c (fold_builtin_cabs): Use dconstsqrt2.
30346	(fold_builtin_hypot): Likewise.
30347
303482007-02-03  Tom Tromey  <tromey@redhat.com>
30349
30350	PR driver/30246
30351	* gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
30352	-gcoff3, -gxcoff3, -gvms3 implies -dD.
30353
303542007-02-03  Kazu Hirata  <kazu@codesourcery.com>
30355
30356	* c-decl.c, config/avr/avr.c, config/avr/avr.h,
30357	config/m68k/m68k.c, config/m68k/netbsd-elf.h,
30358	config/mn10300/mn10300.c, config/pdp11/pdp11.h,
30359	config/rs6000/cell.md, config/rs6000/darwin.h,
30360	config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
30361	config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
30362	jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
30363	tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
30364	typos.  Follow spelling conventions.
30365	* doc/invoke.texi: Follow spelling conventions.
30366
303672007-02-03  Roger Sayle  <roger@eyesopen.com>
30368
30369	* simplify-rtx.c (simplify_relational_operation_1): Implement some
30370	canonicalization transformations that attempt to simplify integer
30371	constant comparisons to become comparisons against zero.
30372
303732007-02-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
30374
30375	* builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
30376	fabs(x)*sqrt(2).
30377	* fold-const.c (fold_binary): Fix comment typos.  Fold complex
30378	(x,0)-(0,y) into (x,-y).  Likewise (0,y)-(x,0) into (-x,y).
30379
303802007-02-02  Mike Stump  <mrs@apple.com>
30381
30382	* config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
30383	* config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
30384	(output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
30385	generate a branch island.
30386
303872007-02-02  Bob Wilson  <bob.wilson@acm.org>
30388
30389	* config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
30390	(xtensa_legitimate_address_p): New.
30391	(xtensa_legitimize_address): New.
30392	(xtensa_output_addr_const_extra): New.
30393	* config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
30394	(BASE_REG_P): New.
30395	(REG_OK_FOR_BASE_P): Use BASE_REG_P.
30396	(GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
30397	(LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
30398	(OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
30399	* config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
30400	(xtensa_legitimize_address): New.
30401	(xtensa_output_addr_const_extra): New.
30402
304032007-02-02  Steve Ellcey  <sje@cup.hp.com>
30404
30405	* config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
30406
304072007-02-02  Ian Lance Taylor  <iant@google.com>
30408
30409	* expmed.c (expand_divmod): Add comment.
30410
304112007-02-02  Kazu Hirata  <kazu@codesourcery.com>
30412
30413	* emit-rtl.c (renumber_insns): Remove.
30414	* flags.h: Remove the extern for flag_renumber_insns.
30415	* rtl.h: Remove the prototype for renumber_insns.
30416	* toplev.c (flag_renumber_insns): Remove.
30417
304182007-02-02  Hui-May Chang  <hm.chang@apple.com>
30419
30420	Revert for x86 darwin:
30421	2005-06-19  Uros Bizjak  <uros@kss-loka.si>
30422
30423	* config/i386/i386.c (ix86_function_arg_regno_p): Put back the
30424	code before the following patch under TARGET_MACHO.
30425	(ix86_function_value_regno_p): Likewise.
30426
304272007-02-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
30428
30429	* fold-const.c (negate_expr_p, fold_negate_expr): Handle
30430	COMPLEX_EXPR.
30431
304322007-02-02  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>
30433
30434	PR target/29682
30435	* config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
30436	loads to general or fp registers.  Add comments.
30437	* config/ia64/ia64.md (reg_pred_prefix): Add comment.
30438
304392007-02-02  Paolo Bonzini  <bonzini@gnu.org>
30440
30441	* pointer-set.c (insert_aux): Only return insertion slot.
30442	(pointer_set_insert): Adjust.
30443	(pointer_set_traverse, struct pointer_map_t, pointer_map_create,
30444	pointer_map_destroy, pointer_map_insert, pointer_map_contains,
30445	pointer_map_traverse): New.
30446	* pointer-set.h (pointer_set_traverse, struct pointer_map_t,
30447	pointer_map_create,  pointer_map_destroy, pointer_map_insert,
30448	pointer_map_contains, pointer_map_traverse): Declare.
30449
304502007-02-02  Jakub Jelinek  <jakub@redhat.com>
30451
30452	PR middle-end/30473
30453	* builtins.c (fold_builtin_sprintf): Do not attempt to optimize
30454	sprintf (str, "%s").  Do not optimize sprintf (str, "nopercent", p++).
30455
304562007-02-02  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>
30457
30458	* sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
30459
30460	(struct _dep): New type.
30461	(dep_t): New typedef.
30462	(DEP_PRO, DEP_CON, DEP_KIND): New access macros.
30463	(DEP_STATUS): New access macro.  The macro with the same name was
30464	renamed to DEP_LINK_STATUS.
30465	(dep_init): Declare function
30466
30467	(struct _dep_link): New type.
30468	(dep_link_t): New typedef.
30469	(DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
30470	(DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
30471	(DEP_LINK_STATUS): New macro.
30472	(debug_dep_links): New debug function.
30473
30474	(struct _deps_list): New type.
30475	(deps_list_t): New typedef.
30476	(DEPS_LIST_FIRST): New access macro.
30477	(FOR_EACH_DEP_LINK): New cycle macro.
30478	(create_deps_list, free_deps_list, delete_deps_list): Declare
30479	functions.
30480	(deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
30481	(find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
30482	(copy_deps_list_change_con): Ditto.
30483
30484	(move_dep_link): Declare function.
30485
30486	(struct _dep_node): New type.
30487	(dep_node_t): New typedef.
30488	(DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
30489
30490	(struct haifa_insn_data.back_deps): New field to hold backward
30491	dependencies of the insn.
30492	(struct haifa_insn_data.depend): Rename to forw_deps.  Change its type
30493	to deps_list_t.
30494	(struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
30495	Change its type	to deps_list_t.
30496	(INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
30497	(INSN_DEPEND): Rename to INSN_FORW_DEPS.
30498	(RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
30499
30500	(INSN_COST): Move to haifa-sched.c.  Use insn_cost () instead.
30501
30502	(DEP_STATUS): Rename to DEP_LINK_STATUS.  Fix typo in the comment.
30503
30504	(add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
30505	and all callers.
30506	(dep_cost): Declare.
30507
30508	* sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
30509	(ds_to_dk, dk_to_ds): New functions.
30510
30511	(init_dep_1): New static function.
30512	(init_dep): New function.
30513	(copy_dep): New static function.
30514
30515	(dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
30516	functions.
30517	(detach_dep_link): New static function.
30518	(move_dep_link): New function.
30519
30520	(dep_links_consistent_p, dump_dep_links): New static functions.
30521	(debug_dep_links): New debugging function.
30522
30523	(deps_obstack, dl_obstack, dn_obstack): New static variables.
30524
30525	(alloc_deps_list, init_deps_list): New static functions.
30526	(create_deps_list): New function.
30527	(clear_deps_list): New static function.
30528	(free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
30529	(deps_list_consistent_p, dump_deps_list): New static functions.
30530	(debug_deps_list): New function.
30531	(add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
30532	functions.
30533	(find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
30534
30535	(maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
30536	use new scheduler dependencies lists.
30537	(add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
30538	(sched_analyze): Ditto.  Initialize dependencies lists.
30539	(add_forw_dep, compute_forward_dependences): Update to use new
30540	scheduler dependencies lists.
30541
30542	(init_dependency_caches): Init deps_obstack.
30543	(free_dependency_caches): Free deps_obstack.
30544
30545	(adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
30546	new scheduler dependencies lists.
30547	(delete_forw_dep, add_or_update_back_forw_dep): Ditto.
30548	(add_back_forw_dep, delete_back_forw_dep): Ditto.
30549
30550	* sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
30551	Update to use new scheduler dependencies lists.
30552	(is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
30553	(debug_dependencies): Ditto.
30554	(schedule_region): Update comments.
30555
30556	* sched-ebb.c (earliest_block_with_similiar_load): Update to use new
30557	scheduler dependencies lists.
30558	(schedule_ebb): Update comments.
30559
30560	* rtl.def (DEPS_LIST): Remove.
30561
30562	* lists.c (unused_deps_list): Remove.
30563	(free_list): Update assertions.
30564
30565	(alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
30566	(remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30567
30568	* rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
30569	(remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30570
30571	* haifa-sched.c (comments): Update.
30572	(insn_cost1): Remove.  Inline the code into insn_cost ().
30573	(insn_cost): Update to use new scheduler dependencies lists.  Move
30574	processing of the dependency cost to dep_cost ().
30575	(dep_cost): New function.  Use it instead of insn_cost () when
30576	evaluating cost of the dependency.  Use compatible interface to
30577	interact with the target.
30578	(priority): Update to use new scheduler dependencies lists.
30579	(rank_for_schedule): Ditto.  Optimize heuristic that prefers the insn
30580	with greater number of insns that depend on the insn.
30581	(schedule_insn): Update to use new scheduler dependencies lists.  Add
30582	code to free backward dependencies lists.  Inline and optimize code
30583	from resolve_dep () - see PR28071.
30584	(ok_for_early_queue_removal): Update to use new scheduler dependencies
30585	lists.  Update call to targetm.sched.is_costly_dependence hook.
30586
30587	(fix_inter_tick, try_ready, fix_tick_ready): Update to use new
30588	scheduler dependencies lists.
30589
30590	(resolve_dep): Remove.  Move the logic to schedule_insn ().
30591	(init_h_i_d): Initialize dependencies lists.
30592
30593	(process_insn_depend_be_in_spec): Rename to
30594	process_insn_forw_deps_be_in_spec.  Update to use new scheduler
30595	dependencies lists.
30596	(add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
30597	Update to use new scheduler dependencies lists.
30598	(clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
30599
30600	* ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
30601	new scheduler dependencies lists.
30602	(build_intra_loop_deps): Ditto.
30603
30604	* target.h (struct _dep): Declare to use in
30605	gcc_target.sched.is_costly_dependence.
30606	(struct gcc_target.sched.adjust_cost): Fix typo.
30607	(struct gcc_target.sched.is_costly_dependence): Change signature to
30608	use single dep_t parameter instead of an equivalent triad.
30609	(struct gcc_target.sched.adjust_cost_2): Remove.
30610
30611	* target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
30612
30613	* reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
30614
30615	* doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
30616	documentation.
30617	(TARGET_SCHED_ADJUST_COST_2): Remove documentation.
30618
30619	* doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
30620	(REG_DEP_TRUE): Document.
30621
30622	* config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
30623	Change signature to correspond to the targetm.sched.adjust_cost hook.
30624	Update use in TARGET_SCHED_ADJUST_COST_2.
30625	(TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
30626	(ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
30627	new scheduler dependencies lists.
30628	(ia64_gen_check): Ditto.
30629
30630	* config/mips/mips.c (vr4130_swap_insns_p): Update to use new
30631	scheduler dependencies lists.
30632
30633	* config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
30634	signature to correspond to the targetm.sched.is_costly_dependence hook.
30635	(is_costly_group): Update to use new scheduler dependencies lists.
30636
30637	* config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
30638	instead of INSN_COST () macro.
30639
306402007-02-01  Ian Lance Taylor  <iant@google.com>
30641
30642	* lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
30643
306442007-02-01  Guy Martin  <gmsoft@gentoo.org>
30645
30646	* pa.md (tp_load): Correct mfctl instruction syntax.
30647
306482007-02-01  Geoffrey Keating  <geoffk@apple.com>
30649
30650	* config/rs6000/rs6000.c (rs6000_stack_info): Correct
30651	altivec_padding_size calculation on AIX.  Improve comment, add
30652	assert to verify that it's right.
30653
30654	* config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
30655	64-bit.
30656
306572007-2-01  Seongbae Park  <seongbae.park@gmail.com>
30658
30659	PR inline-asm/28686
30660	* global.c (global_alloc): Add mising initialization of
30661	ELIMINABLE_REGSET.
30662
306632007-02-01  Roger Sayle  <roger@eyesopen.com>
30664
30665	* alias.c (init_alias_analysis): Correct whitespace.
30666	* bb-reorder.c (fix_edges_for_rarely_executed_code,
30667	partition_hot_cold_basic_blocks): Likewise.
30668	* builtins.c (expand_builtin_printf, expand_builtin_fprintf,
30669	expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
30670	maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
30671	fold_builtin_snprintf_chk, fold_builtin_printf,
30672	fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
30673	do_mpfr_arg3, do_mpfr_sincos): Likewise.
30674	* cfgcleanup.c (cleanup_cfg): Likewise.
30675	* cfgexpand.c (tree_expand_cfg): Likewise.
30676	* fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
30677	* function.c (get_next_funcdef_no): Likewise.
30678	* gengtype.c (main): Likewise.
30679	* genmodes.c (main): Likewise.
30680	* gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
30681	* haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
30682	* ifcvt.c (noce_emit_move_insn): Likewise.
30683	* modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
30684	Likewise.
30685	* stor-layout.c (get_best_mode): Likewise.
30686	* tree-ssa-loop-niter.c (get_val_for): Likewise.
30687	* tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
30688	scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
30689	perform_var_substitution, solve_graph): Likewise.
30690	* tree-vrp.c (vrp_finalize): Likewise.
30691
306922007-02-01  Ian Lance Taylor  <iant@google.com>
30693
30694	* lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
30695	high part of a paradoxical subreg, return a constant zero.
30696
306972007-02-01  Zdenek Dvorak <dvorakz@suse.cz>
30698
30699	* toplev.c (lang_dependent_init): Call init_set_costs.
30700	* loop-init.c (loop_optimizer_init): Do not call init_set_costs.
30701
307022007-02-01  Richard Guenther  <rguenther@suse.de>
30703
30704	PR middle-end/30656
30705	* fold-const.c (fold_negate_expr): Allow negating a
30706	constant if overflow does not change.
30707
307082007-02-01  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
30709
30710	* doc/c-tree.texi (Expression trees): Improve markup.
30711	* doc/tm.texi (Register Classes, Addressing Modes)
30712	(Floating Point): Fix spacing after abbreviations.  Fix some
30713	typos.
30714
307152007-02-01  Ben Elliston  <bje@au.ibm.com>
30716
30717	* doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
30718	* doc/contrib.texi: Likewise.
30719	* doc/install.texi: Likewise.
30720
307212007-01-31  Richard Henderson  <rth@redhat.com>
30722	    Ian Lance Taylor  <iant@google.com>
30723
30724	* lower-subreg.c: New file.
30725	* rtl.def (CONCATN): Define.
30726	* passes.c (init_optimization_passes): Add pass_lower_subreg and
30727	pass_lower_subreg2.
30728	* emit-rtl.c (update_reg_offset): New static function, broken out
30729	of gen_rtx_REG_offset.
30730	(gen_rtx_REG_offset): Call update_reg_offset.
30731	(gen_reg_rtx_offset): New function.
30732	* regclass.c: Revert patch of 2006-03-05, restoring
30733	reg_scan_update.
30734	(clear_reg_info_regno): New function.
30735	* dwarf2out.c (concatn_loc_descriptor): New static function.
30736	(loc_descriptor): Handle CONCATN.
30737	* common.opt (fsplit_wide_types): New option.
30738	* opts.c (decode_options): Set flag_split_wide_types when
30739	optimizing.
30740	* timevar.def (TV_LOWER_SUBREG): Define.
30741	* rtl.h (gen_reg_rtx_offset): Declare.
30742	(reg_scan_update): Declare.
30743	* regs.h (clear_reg_info_regno): Declare.
30744	* tree-pass.h (pass_lower_subreg): Declare.
30745	(pass_lower_subreg2): Declare.
30746	* doc/invoke.texi (Option Summary): List -fno-split-wide-types.
30747	(Optimize Options): Add -fsplit-wide-types to -O1 list.  Document
30748	-fsplit-wide-types.
30749	* doc/rtl.texi (Regs and Memory): Document concat and concatn.
30750	* Makefile.in (OBJS-common): Add lower-subreg.o.
30751	(lower-subreg.o): New target.
30752
307532007-01-31  Kazu Hirata  <kazu@codesourcery.com>
30754
30755	* config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
30756
307572007-01-31  Anatoly Sokolov <aesok@post.ru>
30758
30759	PR target/19087
30760	* config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
30761
307622007-01-31  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
30763
30764	PR middle-end/29335
30765	* builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
30766
307672007-01-31  Zdenek Dvorak <dvorakz@suse.cz>
30768
30769	* cfgloop.h: Include vec-prim.h.
30770	(enum li_flags): Remove LI_ONLY_OLD.
30771	(loop_iterator): Changed.
30772	(fel_next, fel_init): Iterate over loop tree.
30773	(FOR_EACH_LOOP_BREAK): New macro.
30774	* loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
30775	FOR_EACH_LOOP.
30776	* tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
30777	* modulo-sched.c (sms_schedule): Ditto.
30778	* tree-vectorizer.c (vectorize_loops): Ditto.
30779	* doc/loop.texi: Update information on loop numbering and behavior of
30780	FOR_EACH_LOOP wrto new loops.
30781	* tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
30782	add_to_evolution_1): Test nestedness of loops instead of comparing
30783	their numbers.
30784	* tree-chrec.c (chrec_fold_plus_poly_poly,
30785	chrec_fold_multiply_poly_poly, chrec_evaluate,
30786	hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
30787	reset_evolution_in_loop): Ditto.
30788	* Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
30789
307902007-01-31  Dirk Mueller  <dmueller@suse.de>
30791
30792	* c-common.c (warn_about_parentheses): Separate warning about
30793	un-parenthized sequence of comparison operators from the one
30794	which is supposed to warn about x <= y <= z.
30795
307962007-01-31  Uros Bizjak  <ubizjak@gmail.com>
30797
30798	* optabs.h (enum optab_index): Add new OTI_isinf.
30799	(isinf_optab): Define corresponding macro.
30800	* optabs.c (init_optabs): Initialize isinf_optab.
30801	* genopinit.c (optabs): Implement isinf_optab using isinf?f2
30802	patterns.
30803	* builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
30804	(expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
30805	using isinf_optab.
30806	(expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
30807	expand_builtin_interclass_mathfn.
30808	* reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
30809	* config/i386/i386.md (UNSPEC_FXAM): New constant.
30810	(fxam<mode>2_i387): New insn pattern.
30811	(isinf<mode>2) New expander to implement isinf, isinff and isinfl
30812	built-in functions as x87 inline asm.
30813
308142007-01-31  Kazu Hirata  <kazu@codesourcery.com>
30815
30816	* config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
30817
308182007-01-30  Eric Christopher  <echristo@apple.com>
30819
30820	* config.gcc: Add geode.
30821
308222007-01-31  Kazu Hirata  <kazu@codesourcery.com>
30823
30824	* cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
30825	ipa-inline.c, tree-profile.c, tree-ssa-live.c,
30826	tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
30827	value-prof.c: Fix comment typos.
30828
308292007-01-30  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
30830
30831	PR c++/24745
30832	* doc/invoke.texi (Wpointer-arith): Document warning.
30833
308342007-01-30  Janis Johnson  <janis187@us.ibm.com>
30835
30836	* doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
30837	the list of discrepancies from the draft TR.
30838
308392007-01-30  Dirk Mueller  <dmueller@suse.de>
30840
30841	PR c++/30601
30842	* doc/invoke.texi (-Wreturn-type): Update description to
30843	match new behavior.
30844
308452007-01-30  Richard Sandiford  <richard@codesourcery.com>
30846
30847	* cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
30848
308492007-01-30  Uros Bizjak  <ubizjak@gmail.com>
30850
30851	* builtins.c (expand_builtin_int_interclass_roundingfn): New function
30852	to handle optabs that operate on floating point input argument and
30853	output to integer output.
30854	(expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
30855	(expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
30856	(expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
30857	expand_builtin_interclass_mathfn ().
30858	* config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
30859	(ilogbsi2): Remove.
30860	(ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
30861	ilogbl built-in functions as x87 intrinsics.
30862
308632007-01-30  Richard Guenther  <rguenther@suse.de>
30864
30865	PR middle-end/27657
30866	* dwarf2out.c (reference_to_unused): Query varpool if the
30867	variable was output.
30868
308692007-01-30  Richard Guenther  <rguenther@suse.de>
30870
30871	PR middle-end/30313
30872	* passes.c (execute_one_pass): Reset in_gimple_form to not
30873	confuse non-unit-at-a-time mode.
30874
308752007-01-29  Roger Sayle  <roger@eyesopen.com>
30876	    Richard Guenther  <rguenther@suse.de>
30877
30878	* fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
30879	avoid undefined behaviour on overflow.  Use force_fit_type_double
30880	to construct the constant with the specified TREE_OVERFLOW.
30881
308822007-01-29  Janis Johnson  <janis187@us.ibm.com>
30883
30884	* config/dfp-bit.c: Add parameterized support for fp exceptions.
30885	* config/dfp-bit.h: Ditto.
30886
308872007-01-29  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
30888
30889	* c-decl.c (pop_scope): Replace warnings with call to
30890	warn_for_unused_label.
30891	* c-common.h (warn_for_unused_label): Declare.
30892	* c-common.c (warn_for_unused_label): Define.
30893
308942007-01-29  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
30895
30896	* tree-optimize.c (update_inlined_to_pointers): Delete unused
30897	function.
30898
308992007-01-29  Janis Johnson  <janis187@us.ibm.com>
30900
30901	* Makefile.in (USER_H): Remove decfloat.h.
30902	* ginclude/decfloat.h: Delete, moving contents to ...
30903	* ginclude/float.h: Add support for decimal floating point,
30904	guarded by __STDC_WANT_DEC_FP__.
30905
309062007-01-29  Mike Stump  <mrs@apple.com>
30907
30908	* doc/gccint.texi (Top): Rename Loop Representation to Loop
30909	Analysis and Representation to resolve case insensitive conflict.
30910	* doc/loop.texi (Loop Analysis and Representation): Likewise.
30911
309122007-01-28  Daniel Berlin  <dberlin@dberlin.org>
30913
30914	* tree.h (struct tree_memory_tag): Add aliases member.
30915	(MTAG_ALIASES): New macro.
30916	* tree-ssa-alias.c (alias_bitmap_obstack): New variable.
30917	(add_may_alias): Remove pointer-set. Update for may_aliases being
30918	a bitmap.
30919	(mark_aliases_call_clobbered): Update for may_aliases being a
30920	bitmap.
30921	(compute_tag_properties): Ditto.
30922	(create_partition_for): Ditto.
30923	(compute_memory_partitions): Ditto.
30924	(dump_may_aliases_for): Ditto.
30925	(is_aliased_with): Ditto.
30926	(add_may_alias_for_new_tag): Ditto.
30927	(rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
30928	(compute_is_aliased): New function.
30929	(compute_may_aliases): Call compute_is_aliased).
30930	(init_alias_info): Initialize alias_bitmap_obstack.
30931	(union_alias_set_into): New function.
30932	(compute_flow_sensitive_aliasing): Use union_aliases_into.
30933	(have_common_aliases_p): Rewrite to take two bitmaps and use
30934	intersection.
30935	(compute_flow_insensitive_aliasing): Stop using pointer-sets.
30936	Update for bitmaps.
30937	(finalize_ref_all_pointers): Update for add_may_alias changes.
30938	(new_type_alias): Ditto.
30939	* tree-flow-inline.h (may_aliases): Return a bitmap.
30940	* tree-dfa.c (dump_variable): Check for MTAG_P'ness.
30941	* tree-ssa.c (verify_flow_insensitive_alias_info): Update for
30942	may_aliases being a bitmap.
30943	* tree-flow.h (struct var_ann_d): Remove may_aliases member.
30944	may_aliases now returns a bitmap.
30945	* tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
30946	being a bitmap.
30947	* tree-ssa-operands.c (add_virtual_operand): Update for
30948	may_aliases being a bitmap.
30949
309502007-01-29  Daniel Berlin  <dberlin@dberlin.org>
30951
30952	PR tree-optimization/30630
30953	* tree-ssa-structalias.c (do_complex_constraint): Mark correct
30954	variable as changed.
30955
309562007-01-29  Simon Martin  <simartin@users.sourceforge.net>
30957
30958	PR c++/28266
30959	* gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
30960	expanded only once even if an error occurs.
30961
309622007-01-29  Ben Elliston  <bje@au.ibm.com>
30963
30964	* gcov-io.h (__gcov_indirect_call_profiler): Declare.
30965	(__gcov_average_profiler): Likewise.
30966	(__gcov_ior_profiler): Likewise.
30967	(__gcov_merge_ior): Likewise.
30968
309692007-01-28  Jan Hubicka  <jh@suse.cz>
30970
30971	* builtins.c (expand_builtin_memset): Fix typo in my last patch.
30972	* value-prof.c (stringop_block_profile): Likewise.
30973
309742007-01-28  Jan Hubicka  <jh@suse.cz>
30975
30976	* expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
30977	Add variant handling histograms; add wrapper.
30978	(clear_storage_via_libcall): Export.
30979	(emit_block_move_hints): Break out from ...; add histograms.
30980	(emit_block_move): ... this one.
30981	(clear_storage_hints): Break out from ...; add histograms.
30982	(clear_storage): ... this one.
30983	(set_storage_via_memset): Handle histogram.
30984	* expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
30985	(clear_storage_hints, clear_storage_via_libcall): Declare.
30986	(set_storage_via_setmem): Update prototype.
30987	* doc/md.texi (movmem, setmem): Document new arguments.
30988
30989	* value-prof.c (dump_histogram_value, tree_find_values_to_profile):
30990	Add new histograms.
30991	(stringop_block_profile): New global function.
30992	(tree_stringops_values_to_profile): Profile block size and alignment.
30993	* value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
30994	HIST_TYPE_IOR.
30995	(struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
30996	(stringop_block_profile): Declare.
30997	* builtins.c: Include value-prof.h.
30998	(expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
30999	* gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
31000	(GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
31001	(GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
31002	* profile.c (instrument_values): Add new counters.
31003	* cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
31004	calls.
31005	* tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
31006	(tree_init_edge_profiler): Build new profilers.
31007	(tree_gen_average_profiler, tree_gen_ior_profiler): New.
31008	(pass_tree_profile): Add dump.
31009	(tree_profile_hooks): Update.
31010	* Makefile.in (LIBGCOV): Add new constants.
31011	* libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
31012	__gcov_ior_profiler): New.
31013	* config/i386/i386.md (movmem/setmem expanders): Add new optional
31014	arguments.
31015
310162007-01-28  David Edelsohn  <edelsohn@gnu.org>
31017
31018	* doc/md.texi (Standard Pattern Names): Document blockage pattern.
31019
310202007-01-28  Zdenek Dvorak <dvorakz@suse.cz>
31021
31022	* tree-ssa-loop-unswitch.c: Include tree-inline.h.
31023	(tree_unswitch_single_loop): Pass eni_size_weights to
31024	tree_num_loop_insns.
31025	* tree-ssa-loop-manip.c: Include tree-inline.h.
31026	(can_unroll_loop_p): Pass eni_size_weights to
31027	tree_num_loop_insns.
31028	* tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
31029	Pass eni_size_weights to estimate_num_insns.
31030	* tree.h (init_inline_once): Export.
31031	* toplev.c (backend_init): Call init_inline_once.
31032	* cgraphunit.c (cgraph_process_new_functions,
31033	cgraph_analyze_function): Pass eni_inlining_weights to
31034	estimate_num_insns.
31035	* ipa-inline.c (compute_inline_parameters): Ditto.
31036	* tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
31037	to estimate_num_insns.
31038	(try_unroll_loop_completely): Pass eni_size_weights to
31039	tree_num_loop_insns.
31040	* tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
31041	ot estimate_num_insns.
31042	* tree-ssa-loop-prefetch.c: Include tree-inline.h.
31043	(loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
31044	* tree-inline.c (eni_inlining_weights, eni_size_weights,
31045	eni_time_weights): New variables.
31046	(init_inline_once): Initialize them.
31047	(struct eni_data): Mew.
31048	(estimate_num_insns_1, estimate_num_insns): Use weights.
31049	* tree-inline.h (struct eni_weights_d): New.
31050	(eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
31051	(estimate_num_insns): Declaration changed.
31052	* cfgloop.h (tree_num_loop_insns): Declaration changed.
31053	* Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
31054	tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
31055
310562007-01-28  Zdenek Dvorak <dvorakz@suse.cz>
31057
31058	* tree-data-ref.c (conflict_fn): Assert that the number of affine
31059	relations in the conflict function is valid.
31060
310612007-01-27  Ian Lance Taylor  <iant@google.com>
31062
31063	* common.opt: Add fstrict-overflow.
31064	* opts.c (decode_options): Set flag_strict_overflow if -O2.
31065	* flags.h (TYPE_OVERFLOW_WRAPS): Define.
31066	(TYPE_OVERFLOW_UNDEFINED): Define.
31067	(TYPE_OVERFLOW_TRAPS): Define.  This replaces TYPE_TRAP_SIGNED.
31068	Replace all uses.
31069	* tree.h (TYPE_TRAP_SIGNED): Don't define.
31070	* fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
31071	(fold_negate_expr): Likewise.
31072	(make_range): Likewise.
31073	(extract_muldiv_1): Likewise.
31074	(maybe_canonicalize_comparison): Likewise.
31075	(fold_comparison): Likewise.
31076	(fold_binary): Likewise.
31077	(tree_expr_nonnegative_p): Likewise.
31078	(tree_expr_nonzero_p): Likewise.
31079	* tree-vrp.c (compare_values): Likewise.
31080	(extract_range_from_binary_expr): Likewise.
31081	(extract_range_from_unary_expr): Likewise.
31082	* tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
31083	Likewise.
31084	(nowrap_type_p): Likewise.
31085	* tree-scalar-evolution.c (simple_iv): Likewise.
31086	* fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
31087	(build_range_check): Likewise.
31088	(extract_muldiv_1): Likewise.
31089	(fold_comparison): Likewise.
31090	* tree-vrp.c (vrp_int_const_binop): Likewise.
31091	(extract_range_from_unary_expr): Likewise.
31092	* convert.c (convert_to_integer): Likewise.
31093	* fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
31094	(fold_comparison): Likewise.
31095	(fold_binary): Likewise.
31096	* optabs.c (optab_for_tree_code): Likewise.
31097	* tree-vectorizer.c (vect_is_simple_reduction): Likewise.
31098	* simplify-rtx.c (simplify_const_relational_operation): Check
31099	flag_strict_overflow and flag_trapv.
31100	(simplify_const_relational_operation): Likewise.
31101	* doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
31102	(Optimize Options): Add -fstrict-overflow to -O2 list.  Document
31103	-fstrict-overflow.
31104
311052007-01-27  Roger Sayle  <roger@eyesopen.com>
31106
31107	* tree.c (tree_fold_gcd): Delete.
31108	* tree.h (tree_fold_gcd): Remove prototype.
31109	* tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
31110	test whether one constant integer is a multiple of another.  Instead
31111	call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
31112	* fold-const.c (multiple_of_p): We've determined both TOP and
31113	BOTTOM are integer constants so we can call int_const_binop directly
31114	instead of the more generic const_binop.
31115
311162007-01-27  Roger Sayle  <roger@eyesopen.com>
31117
31118	* fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
31119	1*X check that the constant hasn't overflowed, to preserve the
31120	TREE_OVERFLOW bit.
31121	(round_up): Provide an efficient implementation when rouding-up an
31122	INTEGER_CST to a power-of-two.
31123
311242007-01-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
31125
31126	* doc/sourcebuild.texi: Add comma for clarity.
31127	* doc/extend.texi: Fix some typos.
31128	* doc/passes.texi: Likewise.
31129	* doc/cppinternals.texi: Likewise.
31130	* doc/c-tree.texi: Likewise.
31131	* doc/tree-ssa.texi: Likewise.
31132	* doc/install.texi: Likewise.
31133
311342007-01-27  Jan Hubicka  <jh@suse.cz>
31135
31136	* tree-sra.c (sra_walk_function): Don't rely on aliases being build.
31137	(pass_sra): Do not require alias information.
31138	* passes.c (init_optimization_passes): Add SRA
31139
311402007-01-27  Steven Bosscher  <steven@gcc.gnu.org>
31141
31142	* tracer.c (rest_of_handle_tracer): We already cleaned
31143	up the CFG in tracer() so don't do it here again.
31144	* cfgcleanup.c (rest_of_handle_jump2): Don't repeat
31145	cleanup_cfg here, either.  And don't call renumber_insns.
31146
31147	* cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
31148	and BB_HEAD are in the insn stream here.  Instead make sure
31149	that BB_INSN is valid on all insns.  Also, do check here that
31150	there are no pending branch predictions...
31151	(rtl_verify_flow_info): ...instead of doing it here.  Checks
31152	for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
31153	here.
31154
311552007-01-26  Roger Sayle  <roger@eyesopen.com>
31156
31157	* config/i386/i386.c (ix86_swap_binary_operands_p): New helper
31158	function to simplify/factorize operand order canonicalization.
31159	(ix86_fixup_binary_operands): Reorganize using the above function.
31160	(ix86_binary_operator_ok): Likewise.
31161
311622007-01-27  Jakub Jelinek  <jakub@redhat.com>
31163
31164	* genattrtab.c (struct attr_value_list, insn_code_values): Move to
31165	file scope from optimize_attrs.
31166	(simplify_test_exp): If insn_code_values is not NULL, use it to speed
31167	up search.
31168	(optimize_attrs): Clear insn_code_values after freeing it.
31169
311702007-01-26  Zdenek Dvorak <dvorakz@suse.cz>
31171
31172	* tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
31173	a parts.base assignment.
31174
311752007-01-26  Zdenek Dvorak <dvorakz@suse.cz>
31176
31177	* tree-data-ref.c (dump_subscript): Use dump_conflict_function.
31178	(compute_subscript_distance, initialize_data_dependence_relation,
31179	finalize_ddr_dependent, analyze_ziv_subscript,
31180	analyze_siv_subscript_cst_affine,
31181	compute_overlap_steps_for_affine_univar,
31182	compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
31183	analyze_siv_subscript, analyze_miv_subscript,
31184	analyze_overlapping_iterations, subscript_dependence_tester_1,
31185	compute_self_dependence, free_dependence_relation): Work
31186	with affine_fn instead of chrecs.
31187	(dump_affine_function, dump_conflict_function, affine_function_equal_p,
31188	common_affine_function, affine_function_base,
31189	affine_function_constant_p, affine_fn_op, affine_fn_plus,
31190	affine_fn_minus, affine_fn_free, conflict_fn_not_known,
31191	conflict_fn_no_dependence, free_conflict_function, free_subscripts,
31192	conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
31193	(all_chrecs_equal_p): Removed.
31194	* tree-data-ref.h (affine_fn, conflict_function): New types.
31195	(struct subscript): Change type of conflicting_iterations_in_a
31196	and conflicting_iterations_in_b.
31197
311982007-01-26  Steve Ellcey  <sje@cup.hp.com>
31199
31200	PR other/30182
31201	* config/pa/pa.h (TARGET_HPUX_11): New.
31202	* config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
31203	* config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
31204
312052007-01-26  Daniel Berlin  <dberlin@dberlin.org>
31206	Richard Guenther  <rguenther@suse.de>
31207
31208	* tree-ssa-structalias.c (solve_graph): Handle case
31209	we merged the variable to another.
31210
312112007-01-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
31212
31213	* builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
31214	functions.
31215
31216	* fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
31217	catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
31218
312192007-01-25  DJ Delorie  <dj@redhat.com>
31220
31221	* config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
31222	allow changes to modes which don't fit in those registers.
31223
31224	* reload1.c (choose_reload_regs): Check for invalid subregs before
31225	computing their locations, not after.
31226
312272007-01-25  Geoffrey Keating  <geoffk@apple.com>
31228
31229	PR 25127
31230	* config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
31231	save Altivec registers in an eh_return function.
31232	(compute_vrsave_mask): Likewise.
31233	(rs6000_stack_info): Correct AIX/Darwin stack alignment computation
31234	for saving Altivec registers.
31235	(rs6000_emit_prologue): Don't allocate stack twice in
31236	eh_return function.  Correct expected value of altivec_save_offset
31237	when using save_world.  Describe save of R0 to stack when using
31238	save_world.  Describe stack pointer adjustment when using
31239	save_world.  Remove duplicated eh_return parameter register saving.
31240	Update sp_offset variable after save_world.
31241	* config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
31242	darwin-world.asm.
31243	(LIB2FUNCS_EXTRA): Add darwin-world.asm.
31244	* config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
31245	implies Altivec.
31246
312472007-01-25  Steve Ellcey  <sje@cup.hp.com>
31248
31249	* config.gcc (ia64*-*-hpux*): Make posix threads the default.
31250
312512007-01-25  Steve Ellcey  <sje@cup.hp.com>
31252
31253	PR other/30182
31254	* config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
31255	* config/ia64/ia64.c (ia64_init_builtins): Ditto.
31256
312572007-01-25  Richard Guenther  <rguenther@suse.de>
31258
31259	* doc/invoke.texi (-Wcoverage-mismatch): Document.
31260	* common.opt (-Wcoverage-mismatch): New warning option.
31261	* coverage.c (get_coverage_counts): Ignore coverage mismatch
31262	if -Wcoverage-mismatch is given.
31263
312642007-01-25  Razya Ladelsky  <razya@il.ibm.com>
31265
31266	* ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
31267	(ipcp_driver): Change to static definition.
31268	Add dumping of the ifunctions.
31269	(constant_val_insert): Remove unused parameter. Support for SSA.
31270	(ipcp_propagate_const): Support for SSA.
31271	(ipcp_profile_bb_print): Print only analyzed nodes.
31272	(ipcp_replace_map_create): Remove support for Fortran constant
31273	for now.
31274	* ipa-prop.c (ipa_method_modify_stmt,
31275	ipa_callsite_compute_param): Support for SSA.
31276	* ipa-prop.h (ipcp_driver): Remove declaration.
31277	(IS_VALID_TREE_MAP_INDEX): Add define.
31278
312792007-01-24  Geoffrey Keating  <geoffk@apple.com>
31280
31281	* unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
31282
312832007-01-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
31284
31285	PR middle-end/30447
31286	* builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
31287	constant argument to cabs and do it without checking for
31288	-funsafe-math-optimizations.
31289
312902007-01-24  Douglas Gregor  <dgregor@osl.iu.edu>
31291
31292	* c-common.h (RID_FIRST_CXX0X): New.
31293	(RID_LAST_CXX0X): New.
31294	* c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
31295	by -Wall.
31296	* c.opt (Wc++0x-compat): New.
31297	* doc/invoke.texi (-Wc++0x-compat): Document.
31298
312992007-01-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
31300
31301	* builtins.c (fold_builtin_carg): New.
31302	(fold_builtin_1): Use it.
31303
313042007-01-24  Jan Hubicka  <jh@suse.cz>
31305
31306	* ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
31307
31308	* ipa-inline.c (initial_insns, max_insns): Delete.
31309	(compute_max_insns): New function.
31310	(cgraph_decide_inlining_of_small_function): Use it; take minimal
31311	amount of insns as base for code growth.
31312	(cgraph_decide_inlining): Make initial_insns local; do not compute
31313	max_insns.
31314	* params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
31315	* doc/invoke.texi (inline-unit-growth): Update docs.
31316
313172007-01-24  Jakub Jelinek  <jakub@redhat.com>
31318
31319	* config/i386/i386.h (x86_cmpxchg16b): Remove const.
31320	(TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
31321	* config/i386/i386.c (x86_cmpxchg16b): Remove const.
31322	(override_options): Add PTA_CX16 flag.  Set x86_cmpxchg16b
31323	for CPUs that have PTA_CX16 set.
31324
31325	PR middle-end/27416
31326	* gimplify.c (omp_check_private): New function.
31327	(gimplify_scan_omp_clauses): Use it for
31328	firstprivate/lastprivate/reduction.
31329
31330	PR middle-end/30494
31331	* gimplify.c (omp_add_variable): Don't call omp_notice_variable
31332	on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
31333
31334	PR middle-end/30421
31335	* omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
31336	If lower_lastprivate_clauses emits some statements, append them
31337	to dlist rather than body_p and to body_p append an initializer.
31338	(lower_omp_for): Adjust caller.
31339
313402007-01-24  Steve Ellcey  <sje@cup.hp.com>
31341
31342	* target.h (globalize_decl_name): New.
31343	* target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31344	* output.h (default_globalize_decl_name): New.
31345	* varasm.c (asm_output_bss): Use globalize_decl_name instead of
31346	globalize_label.
31347	(globalize_decl): Ditto.
31348	(default_globalize_decl_name): New.
31349	* config/ia64/ia64.c (ia64_globalize_decl_name): New.
31350	(ia64_handle_version_id_attribute): New.
31351	(TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31352	(ia64_asm_output_external): Use globalize_decl_name instead
31353	of globalize_label.
31354	* doc/extend.texi (version_id): New pragma.
31355	* doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
31356
313572007-01-24  Andreas Krebbel  <krebbel1@de.ibm.com>
31358
31359	* unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
31360	_uleb128_t and _Unwind_SWord with _sleb128_t.
31361	* unwind-dw2.c (extract_cie_info, execute_stack_op,
31362	execute_cfa_program, uw_frame_state_for, uw_update_context_1):
31363	Likewise.
31364	* unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
31365	* unwind-pe.h (read_uleb128, read_sleb128,
31366	read_encoded_value_with_base): Likewise.
31367	* unwind-generic.h: Define _sleb128_t and _uleb128_t types.
31368
313692007-01-24  Richard Guenther  <rguenther@suse.de>
31370
31371	* builtins.c (expand_builtin_cexpi): Get the fndecl
31372	for cexp in the correct way.
31373
313742007-01-24  Jan Hubicka  <jh@suse.cz>
31375
31376	* tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
31377	of calls.
31378
313792007-01-24  Andreas Krebbel  <krebbel1@de.ibm.com>
31380
31381	* c-cppbuiltin.c (builtin_define_type_sizeof): New function.
31382	(c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
31383	__SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
31384	__SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
31385	__SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
31386	__SIZEOF_PTRDIFF_T__.
31387	* doc/cpp.texi: Documentation for the new builtin macros added.
31388
313892007-01-24  Uros Bizjak  <ubizjak@gmail.com>
31390
31391	* config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
31392	log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
31393	instead of operands[2] to avoid access past the end of array.
31394
313952007-01-24  Richard Sandiford  <richard@codesourcery.com>
31396
31397	* reload1.c (emit_reload_insns): Pass the reload register
31398	for a non-spill output reload through forget_old_reloads_1.
31399
314002007-01-23  Joseph Myers  <joseph@codesourcery.com>
31401
31402	* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
31403	_SOFT_DOUBLE if doubles use software floating-point.
31404	* config/rs6000/libgcc-ppc-glibc.ver: Export additional long
31405	double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31406	* config/rs6000/darwin-ldouble.c: Also compile functions for
31407	hard-float without FPRs.  Use fmsub function for all __NO_FPRS__
31408	cases.  Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31409	* config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
31410	commented-out long double override.
31411	(CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
31412	* config/rs6000/eabispe.h: Likewise.
31413	* config/rs6000/rs6000.c (rs6000_override_options): Don't override
31414	long double for non-SPE.
31415	(rs6000_handle_option): Likewise.
31416	(invalid_e500_subreg): Disallow more subregs involding DImode,
31417	DFmode, TImode or TFmode.
31418	(rs6000_legitimate_offset_address_p): Check TFmode offsets for
31419	E500 double.
31420	(legitimate_lo_sum_address_p): Also check for TFmode for E500
31421	double.
31422	(rs6000_legitimize_address): Also handle TFmode for E500 double.
31423	(rs6000_legitimize_reload_address): Also handle TFmode for E500
31424	double.
31425	(rs6000_legitimate_address): Also check for TFmode for E500
31426	double.
31427	(rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
31428	(spe_build_register_parallel): Handle TFmode and TCmode.
31429	(rs6000_spe_function_arg): Handle TFmode and TCmode for E500
31430	double.
31431	(function_arg): Handle TFmode and TCmode for E500 double.
31432	(rs6000_init_libfuncs): Initialize extra libfuncs for soft double
31433	in general.
31434	(print_operand): Handle TFmode and TImode for %y.
31435	(rs6000_generate_compare): Handle TFmode comparisons for E500
31436	double.
31437	(spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
31438	(rs6000_function_value): Handle TFmode and TCmode for E500 double.
31439	(rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
31440	* config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
31441	TFmode for E500 double.
31442	* config/rs6000/rs6000.md (FP): Allow TF for E500 double.
31443	(floatsidf2): Enable for E500 double.
31444	(movtf_softfloat): Use rs6000_nonimmediate_operand.
31445	(extenddftf2): Change to extenddftf2_fprs.
31446	(extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
31447	depending on TARGET_E500_DOUBLE.
31448	(extendsftf2): Enable for E500 double.
31449	(trunctfdf2): Enable for E500 double.
31450	(trunctfsf2): Change to trunctfsf2_fprs.
31451	(trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
31452	depending on TARGET_E500_DOUBLE.
31453	(floatsitf2): Enable for E500 double.
31454	(fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
31455	(fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
31456	gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
31457	(negtf2): Change to negtf2_internal.
31458	(negtf2): New expander.
31459	(abstf2): Enable for E500 double.  Call gen_spe_abstf2_tst,
31460	gen_spe_abstf2_cmp or gen_abstf2_internal depending on
31461	TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
31462	(movdi_internal32): Use rs6000_nonimmediate_operand.
31463	(unnamed splitter): Likewise.
31464	* config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
31465	TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
31466	(SPE64TF, DITI): New mode macros.
31467	(frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
31468	modes.
31469	(frob_tf_ti): New.
31470	(frob_<mode>_di_2): New.
31471	(frob_tf_di_8_2): New.
31472	(frob_di_df): Change to frob_di_<mode>; allow more modes.
31473	(frob_ti_tf): New.
31474	(frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
31475	more modes.
31476	(frob_ti_<mode>_8_2): New.
31477	(frob_ti_tf_2): New.
31478	(mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
31479	mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
31480	TFmode.
31481	(mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
31482	mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
31483	(spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
31484	spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
31485	spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
31486	(cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
31487	tsttflt_gp): New.
31488
314892007-01-23  Ian Lance Taylor  <iant@google.com>
31490
31491	* Makefile.in (OBJS-common): Reformat, alphabetize, but put
31492	insn-*.o first.
31493	(OBJS-archive): Reformat, alphabetize.
31494	(OBJS): Change out_object_file to OBJS-md.
31495
314962007-01-23  Uros Bizjak  <ubizjak@gmail.com>
31497
31498	* config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
31499	JUMP_P and CALL_P predicates where applicable.
31500	* config/i386/i386.c: Ditto.
31501	* config/i386/i386.md: Ditto.
31502	* config/i386/mmx.md: Ditto.
31503	* config/i386/predicates.md: Ditto.
31504
315052007-01-22  Andreas Schwab  <schwab@suse.de>
31506
31507	* config/m68k/m68k.h: Fix comment.
31508
315092007-01-22  Jan Hubicka  <jh@suse.cz>
31510
31511	* passes.c (init_optimization_passes): Do not rerun
31512	pass_early_warn_uninitialized.
31513
315142007-01-22  Richard Guenther  <rguenther@suse.de>
31515
31516	PR tree-optimization/30038
31517	* tree-ssa-math-opts.c (maybe_record_sincos): New static helper
31518	function.
31519	(execute_cse_sincos_1): Likewise.
31520	(execute_cse_sincos): Likewise.
31521	(gate_cse_sincos): Likewise.
31522	(pass_cse_sincos): New pass CSEing sin() and cos() calls using
31523	the cexpi() canonicalization of sincos().
31524	* tree-pass.h (pass_cse_sincos): Declare.
31525	* passes.c (init_optimization_passes): New pass pas_cse_sincos.
31526
315272007-01-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
31528
31529	PR rtl-optimization/29329
31530	* combine.c (replaced_rhs_insn): Rename to i2mod.
31531	(replaced_rhs_value): Rename to i2mod_new_rhs.
31532	(i2mod_old_rhs): New global variable.
31533	(combine_instructions): Adjust for above change.  Save a copy of
31534	the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
31535	note are substituted in the second instruction.
31536	(distribute_notes) <REG_DEAD>: Adjust for above change.  Do not
31537	ditch the note if it pertains to the second eliminated register
31538	and this register is mentioned in i2mod_old_rhs.
31539
31540	Revert:
31541	2006-09-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
31542
31543	* combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
31544	the insn to which the note was originally attached.
31545
315462007-01-21  Jan Hubicka  <jh@suse.cz>
31547
31548	* ipa-inline.c (inlining_mode): Comment, move up.
31549	(cgraph_decide_inlining_incrementally): Do not perform inlining
31550	itself; fix handling of flattening of self recursive functions.
31551	(cgraph_find_cycles): Remove.
31552	(cgraph_flatten_node): Remove.
31553	(cgraph_decide_inlining): Use incremental inliner to handle flattening.
31554	(try_inline): New function.
31555	(cgraph_early_inlining): Update call of
31556	cgraph_decide_inlining_incrementally.  Apply inlining here.
31557	(apply_inline): Update call of cgraph_decide_inlining_incrementally.
31558
315592007-01-21  Dirk Mueller  <dmueller@suse.de>
31560
31561	PR bootstrap/30511
31562	* tree-vrp.c (check_array_bounds): do not warn
31563	about ADDR_EXPR's of ARRAY_REF's which are immediately
31564	used in binary expressions.
31565
315662007-01-21  Ira Rosen  <irar@il.ibm.com>
31567
31568	* tree-vectorizer.h (struct _stmt_vec_info): Add new field
31569	read_write_dep and macros for its access.
31570	* tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
31571	* tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
31572	argument, call vect_check_interleaving for every independent pair of
31573	data-refs. Mark loads that access the same memory location as a store
31574	in the loop.
31575	(vect_check_dependences): Remove.
31576	(vect_analyze_data_ref_dependences): Remove  vect_check_dependences
31577	call, fix the call to vect_analyze_data_ref_dependence.
31578	(vect_analyze_data_ref_access): For statements that access the same
31579	data-ref, check that they are not stores; for loads, check that there
31580	is no store that access the same location.
31581
315822007-01-20  Roger Sayle  <roger@eyesopen.com>
31583	    Joseph Myers  <joseph@codesourcery.com>
31584
31585	* doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
31586	(-fdump-rtl-stack): Likewise.
31587	(-fno-signed-zeros): Use @minus{} for a minus sign.  Correct typo.
31588	(-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
31589	(-mpt-fixed): Use @minus{} for minus sign.
31590	(Using Precompiled Headers): Fix under/overfull hbox.
31591
315922007-01-20  Jan Hubicka  <jh@suse.cz>
31593
31594	* tree-flow.h (struct stmt_ann_d): Move references_memory to proper
31595	place within annotation.
31596
315972007-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
31598
31599	* pa.c (output_move_double): Change array size of xoperands to 4.
31600
316012007-01-20  Jan Hubicka  <jh@suse.cz>
31602
31603	* tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
31604	as temporary.
31605
316062007-01-19  Ian Lance Taylor  <iant@google.com>
31607
31608	* expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
31609	constant to unsigned HOST_WIDE_INT before negating.
31610
316112007-01-19  Ian Lance Taylor  <iant@google.com>
31612
31613	* tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
31614	to unsigned.
31615	(VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
31616	(VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31617	(SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
31618	(SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
31619	(SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31620	(realloc_vdef, realloc_vuse): Change second parameter to
31621	unsigned.
31622	(ssa_operand_iterator_d): Change vuse_index and mayuse_index
31623	fields to unsigned.
31624	* tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
31625	unsigned. Change x and lim locals to unsigned.
31626	(realloc_vdef, realloc_vuse): Change num_elem parameter to
31627	unsigned.
31628	(finalize_ssa_vuse_ops): Change old_i local to unsigned.
31629	(copy_virtual_operands): Change i and n locals to unsigned.
31630
316312007-01-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
31632
31633	PR middle-end/29335
31634	* builtins.c (fold_builtin_1): Handle builtin fdim.
31635
316362007-01-20  Jan Hubicka  <jh@suse.cz>
31637
31638	* tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
31639	* tree-ssa-structalias.c (compute_points_to_sets): Do call
31640	init_alias_heapvars.
31641	(init_alias_heapvars): Initialize only when not already initialized.
31642	(delete_alias_heapvars): Set heapvar_for_stmt to NULL.
31643
316442007-01-19  Roger Sayle  <roger@eyesopen.com>
31645
31646	* common.opt (fsigned-zeros): New command line option.
31647	* flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
31648	of flag_unsafe_math_optimizations.
31649	* opts.c (set_fast_math_flags): The -ffast-math command line option
31650	implies -fno-signed-zeros.
31651	(fast_math_flags_set_p): Likewise.
31652
31653	* doc/invoke.texi: Document new -fno-signed-zeros option, and update
31654	the documentation of -ffast-math appropriately.  Wrap long lines.
31655
316562007-01-19  Steve Ellcey  <sje@cup.hp.com>
31657
31658	* system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
31659	* varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
31660
316612007-01-19  Tomas Bily  <tbily@suse.cz>
31662
31663	* cgraphunit.c (cgraph_finalize_function): Updating of pid
31664	* tree-profile.c:
31665	(tree_init_ic_make_global_vars): New function
31666	(tree_init_edge_profiler): call of tree_init_ic_make_global_vars
31667	(tree_gen_ic_profiler): New function
31668	(tree_gen_ic_func_profiler): New function
31669	(tree_profiling): Added calling of tree_gen_ic_func_profiler
31670	(tree_profile_hooks): Added hook for indirec/virtual calls
31671	* value-prof.c (tree_find_values_to_profile): New case for
31672	indirect calls
31673	(tree_values_to_profile): Call for determining indirect/virtual
31674	counters
31675	(tree_indirect_call_to_profile): New function
31676	(tree_ic_transform): New function
31677	(tree_ic): New function
31678	(find_func_by_pid): New function
31679	(init_pid_map): New function
31680	(tree_value_profile_transformations): Added check for
31681	indirect/virtual call transformation
31682	* value-prof.h (enum hist_type): New counter type for
31683	indirect/virtual calls
31684	(profile_hooks): Added new hook for profiling indirect/virtual
31685	calls
31686	* profile.c (instrument_values): New case for indirect/virtual
31687	call added
31688	* gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
31689	(GCOV_COUNTER_V_INDIR): New counter type
31690	(GCOV_COUNTER_NAMES): New name of counter "indirect" added
31691	(GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
31692	call added
31693	* cgraph.c: Definition of cgraph_max_pid
31694	(cgraph_create_node): Default init of pid attribute
31695	* cgraph.h: Declaration of cgraph_max_pid
31696	(struct cgraph_node): Added pid attribute
31697	* libgcov.c (__gcov_indirect_call_profiler): New function
31698	(__gcov_one_value_profiler_body): New function
31699	(__gcov_one_value_profiler): Body was moved to
31700	__gcov_one_value_profiler_body and calls it
31701
317022007-01-19  Basile Starynkevitch  <basile@starynkevitch.net>
31703
31704	* doc/gty.texi (Options): Document the mark_hook option to GTY.
31705	* gengtype.c (write_types_data, write_func_for_structure,
31706	write_types, ggc_wtd, pch_wtd): Add skip_hooks to
31707	write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
31708	(walk_type, write_func_for_structure): Generate the mark_hook if
31709	needed.
31710
317112007-01-19  Jan Hubicka  <jh@suse.cz>
31712
31713	* ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
31714	'early' argument take inlining mode argument specifying whether to
31715	inline for size/speeed or all functions; add support for flattening;
31716	improve dumpting.
31717	(cgraph_early_inlining): Update call of decide_inlining_incrementally.
31718
317192007-01-19  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
31720
31721	PR c++/17947
31722	* toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
31723	the name of the declared identifier.
31724
317252007-01-19  Dirk Mueller  <dmueller@suse.de>
31726
31727	* config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
31728	result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
31729	duplicate evaluation.
31730
317312007-01-19  Uros Bizjak  <ubizjak@gmail.com>
31732
31733	* config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
31734	Macroize expander using X87MODEF12 mode macro.  Extend operand 1
31735	to XFMode, use acosxf2 and truncate result to requested mode.
31736	Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31737	(asin<mode>2): Similarly, with asin expanders.
31738	(*fscalexf4_i387): Rename from *fscalexf4.
31739	(expNcorexf3): New expander.
31740	(expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
31741	(exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
31742	X87MODEF12 mode macro.  Extend operand 1 to XFMode, use expxf2 and
31743	truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
31744	patterns for SSE math.
31745	(exp10<mode>2): Similarly, with exp10 expanders.
31746	(exp2<mode>2): Similarly, with exp2 expanders.
31747	(expm1<mode>2): Similarly, with expm1 expanders.
31748	(ldexp<mode>3): Similarly, with ldexp expanders.
31749	(log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
31750	Use gen_truncxf<mode>2_i387_noop to truncate result.
31751
317522007-01-19  Richard Sandiford  <richard@codesourcery.com>
31753
31754	* config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
31755	for ColdFire targets.
31756
317572007-01-19  Nathan Sidwell  <nathan@codesourcery.com>
31758	    Richard Sandiford  <richard@codesourcery.com>
31759
31760	* config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
31761	(INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
31762	(__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
31763	* config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
31764	(M68K_STATIC_CHAIN_REG_NAME): Likewise.
31765	* config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31766
317672007-01-19  Richard Sandiford  <richard@codesourcery.com>
31768
31769	* config/m68k/m68k.md (adddi_dilshr32): Rename to...
31770	(*adddi_dilshr32): ...this.  Fix formatting.  Remove commented-out
31771	non-canonical pattern.  Restrict to !TARGET_COLDFIRE.
31772	(*adddi_dilshr32_cf): New pattern.
31773	(adddi3, subdi3): Remove first alternatives.
31774
317752007-01-19  Richard Sandiford  <richard@codesourcery.com>
31776
31777	* config/m68k/m68k.c (notice_update_cc): If an SFmode move is
31778	implemented using move.l, do not use its cc result for floating-point
31779	comparisons.
31780
317812007-01-19  Richard Sandiford  <richard@codesourcery.com>
31782
31783	* config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
31784	from accepting 's' constraints if flag_pic.
31785
317862007-01-19  Richard Sandiford  <richard@codesourcery.com>
31787
31788	* config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
31789	(bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
31790	(bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
31791	condition from TARGET_68881 to TARGET_HARD_FLOAT.
31792
317932007-01-19  Sandra Loosemore  <sandra@codesourcery.com>
31794
31795	* longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
31796	ColdFire alternatives.
31797	* config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
31798	* config/m68k/m68k.md (clzsi2): Define for ColdFire
31799	architectures that support ff1 instruction.
31800
318012007-01-19  Richard Sandiford  <richard@codesourcery.com>
31802	    Julian Brown  <julian@codesourcery.com>
31803
31804	* config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
31805	* config/m68k/m68k.md (*movsi_cfv4): Fold into...
31806	(*movsi_cf): ...here.  Remove unnecessary 'R' from 'Rg'.
31807	Add commentary.
31808
318092007-01-19  Richard Sandiford  <richard@codesourcery.com>
31810
31811	* config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
31812	and return a bool.
31813	(output_move_const_into_data_reg, output_move_simode_const): Delete.
31814	* config/m68k/m68k.c (const_method, const_int_cost): Take a
31815	HOST_WIDE_INT instead of an rtx.
31816	(m68k_rtx_costs): Update call accordingly.
31817	(output_move_const_into_data_reg): Likewise.  Fix formatting.
31818	(valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
31819	Return a bool.
31820	(output_move_simode_const): Update calls after above changes.
31821	Rework to use automatic variables and predicates like MEM_P.
31822	* config/m68k/m68k.md (pushexthisi_const): Update call to
31823	valid_mov3q_const.
31824
318252007-01-19  Dirk Mueller  <dmueller@suse.de>
31826
31827	* tree-ssa-alias.c (perform_var_substitution): Fix typo
31828	in dump_flags test.
31829
318302007-01-19  Richard Guenther  <rguenther@suse.de>
31831
31832	* builtins.c (expand_builtin_cexpi): Fall back to expanding
31833	via cexp in case sincos is not available.
31834
318352007-01-19  Richard Guenther  <rguenther@suse.de>
31836
31837	* doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
31838	* defaults.h (TARGET_HAS_SINCOS): Default to off.
31839	* config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
31840	* config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
31841	* config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
31842	* config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
31843	* config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
31844	* config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
31845
318462007-01-19  Uros Bizjak  <ubizjak@gmail.com>
31847
31848	* config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
31849	New insn patterns.
31850	(atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
31851	(atan2xf3): Directly generate RTL pattern.
31852	(atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
31853	patterns using X87MODEF12 mode macro.  Use fpatan_extend<mode>xf3_i387
31854	and truncate result to requested mode.  Use SSE_FLOAT_MODE_P to
31855	disable patterns for SSE math.
31856	(atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
31857	patterns using X87MODEF12 mode macro.  Use fpatan_extend<mode>xf3_i387
31858	and truncate result to requested mode.  Use SSE_FLOAT_MODE_P to
31859	disable patterns for SSE math.
31860
318612007-01-19  Alexandre Oliva  <aoliva@redhat.com>
31862
31863	* libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
31864
318652007-01-18  Roger Sayle  <roger@eyesopen.com>
31866
31867	* fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
31868	VIEW_CONVERT_EXPR to the same type as it's operand.
31869
318702007-01-18  David Edelsohn  <edelsohn@gnu.org>
31871
31872	* config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
31873	configured for long double 128.
31874
318752007-01-18  Mike Stump  <mrs@apple.com>
31876
31877	* config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
31878	error.
31879
318802007-01-18  Michael Meissner  <michael.meissner@amd.com>
31881
31882	* config/i386/i386.c (ix86_compute_frame_layout): Make fprintf's
31883	in #if 0 code type correct.
31884
318852007-01-18  Jan Hubicka  <jh@suse.cz>
31886
31887	* tree-ssa-operands.c (vop_free_bucket_size): Never return value
31888	greater than NUM_VOP_FREE_BUCKETS.
31889
318902007-01-18  Daniel Berlin  <dberlin@dberlin.org>
31891
31892	* tree-ssa-structalias.c: Update comments.
31893	(ptabitmap_obstack): Removed.
31894	(pta_obstack): New.
31895	(oldpta_obstack): Ditto.
31896	(stats): Add a few members.
31897	(struct variable_info): Remove node, complex, address_taken, and
31898	indirect_target members. Add oldsolution member.
31899	(new_var_info): Do not initialize removed members.
31900	(constraint_expr_type): Remove INCLUDES.
31901	(constraint_graph): Add size, implicit_preds, rep,
31902	indirect_cycles, eq_rep, label, direct_nodes, and complex members.
31903	(FIRST_REF_NODE): New macro.
31904	(LAST_REF_NODE): Ditto.
31905	(FIRST_ADDR_NODE): Ditto.
31906	(find): New function.
31907	(unite): Ditto.
31908	(dump_constraint): Do not handle INCLUDES.
31909	(insert_into_complex): Do not insert duplicate constraints.
31910	(condense_varmap_nodes): Renamed and rewritten into ...
31911	(merge_node_constraints): This. Also fix bug in handling of
31912	offseted copy constraints.
31913	(clear_edges_for_node): No longer need to deal with preds at all,
31914	or removing associated preds/succs.
31915	(merge_graph_nodes): Deal with indirect_cycles.
31916	Don't deal with predecessors.
31917	(add_implicit_graph_edge): New function.
31918	(add_pred_graph_edge): Ditto.
31919	(add_graph_edge): Don't deal with predecessors.
31920	(build_constraint_graph): Removed.
31921	(build_pred_graph): New function.
31922	(build_succ_graph): Ditto.
31923	(struct scc_info): Removed in_component. Added roots, dfs, and
31924	node_mapping. Remove visited_index, unification_queue.
31925	(scc_visit): Deal with union-find we do now.
31926	Deal with cycles with REF nodes.
31927	(collapse_nodes): Renamed and rewritten to ...
31928	(unify_nodes): This.
31929	(process_unification_queue): Removed.
31930	(topo_visit): Cleanup
31931	(do_da_constraint): Use find.
31932	(do_sd_constraint): Ditto.
31933	(do_ds_constraint): Ditto.
31934	(do_complex_constraint): Ditto.
31935	(init_scc_info): Update for removed and added members.
31936	(find_and_collapse_graph_cycles): Renamed and rewritten into ...
31937	(find_indirect_cycles): This.
31938	(equivalence_class): New variable.
31939	(label_visit): New function.
31940	(perform_variable_substitution): Rewritten.
31941	(free_var_substitution_info): New function.
31942	(find_equivalent_node): Ditto.
31943	(move_complex_constraints): Ditto.
31944	(eliminate_indirect_cycles): Ditto.
31945	(solve_graph): Only propagate changed bits.
31946	Use indirect cycle elimination.
31947	Use find.
31948	(tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
31949	(tree_id_eq): Renamed to ...
31950	(tree_vi_eq): This. Update for member change
31951	(insert_id_for_tree): Renamed and rewritten to ...
31952	(insert_vi_for_tree): This.
31953	(lookup_id_for_tree): Renamed and rewritten to ...
31954	(lookup_vi_for_tree): This.
31955	(get_id_for_tree): Renamed and rewritten to ...
31956	(get_vi_for_tree): Ditto.
31957	(get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
31958	(process_constraint): Don't handle INCLUDES.
31959	Remove special ADDRESSOF case.
31960	(find_func_aliases): Rewrite to use vi functions instead of id
31961	ones.
31962	(create_function_info_for): Ditto.
31963	(create_variable_info_for): Ditto.
31964	(intra_create_variable_infos): Ditto.
31965	(merge_smts_into): Ditto.
31966	(find_what_p_points_to): Ditto.
31967	(init_base_vars): Ditto.
31968	(init_alias_vars): Ditto.
31969	(remove_preds_and_fake_succs): New function.
31970	(dump_sa_points_to_info): Dump new stats.
31971	(dump_solution_for_var): Use find.
31972	(set_used_smts): Fix formatting.
31973	(compute_points_to_sets): Updated for new functions.
31974	(ipa_pta_execute): Ditto.
31975
319762007-01-18  Kazu Hirata  <kazu@codesourcery.com>
31977	    Richard Sandiford  <richard@codesourcery.com>
31978
31979	* doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
31980	parallels.
31981	* calls.c (expand_call): If the return value is a PARALLEL,
31982	extract its first member.
31983	* config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
31984	* config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31985	use FUNCTION_EXTRA_EPILOGUE.
31986	(m68k_function_value): Return a PARALLEL if the return value
31987	is of a pointer type.
31988	* config/m68k/netbsd-elf.h (current_function_returns_pointer)
31989	(FUNCTION_EXTRA_EPILOGUE): Remove.
31990	* config/m68k/m68k.md (D0_REG): New constant.
31991
319922007-01-18  Kazu Hirata  <kazu@codesourcery.com>
31993
31994	* config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31995	output a NOP for empty epilogues.
31996
319972007-01-18  Richard Sandiford  <richard@codesourcery.com>
31998
31999	* config/m68k/m68k.c (m68k_use_return_insn): Update comments
32000	before function.  Extend register save check to include all
32001	registers, not just integer ones.
32002
320032007-01-18  Kazu Hirata  <kazu@codesourcery.com>
32004
32005	* config/m68k/m68k-protos.h (use_return_insn): Rename to...
32006	(m68k_use_return_insn): ...this.
32007	* config/m68k/m68k.h (USE_RETURN_INSN): Delete.
32008	* config/m68k/m68k.c (use_return_insn): Rename to...
32009	(m68k_use_return_insn): ...this.
32010	* config/m68k/m68k.md (return): Use m68k_use_return_insn instead
32011	of USE_RETURN_INSN.
32012
320132007-01-18  Nathan Sidwell  <nathan@codesourcery.com>
32014
32015	* config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
32016	nearest even, fix denormal rounding overflow.
32017
320182007-01-18  Richard Sandiford  <richard@codesourcery.com>
32019
32020	* config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
32021	f%$smove and f%$move.
32022	(movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
32023	(extendsfdf2_cf): Use fdmove instead of f%&move.
32024	(truncdfsf2_cf): Use fsmove instead of f%$smove.
32025	(add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
32026
320272007-01-18  Richard Sandiford  <richard@codesourcery.com>
32028
32029	* config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
32030	GPR<-GPR moves.
32031
320322007-01-18  Richard Sandiford  <richard@codesourcery.com>
32033
32034	* real.h (real_format): Add a canonical_nan_lsbs_set field.
32035	(coldfire_single_format): Declare.
32036	(coldfire_double_format): Likewise.
32037	* real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
32038	of qnan_msb_set to determine the lower bits of a canonical
32039	NaN significand.
32040	(encode_ieee_double): Likewise.
32041	(encode_ieee_quad): Likewise.
32042	(ieee_single_format): Initialize canonical_nan_lsbs_set.
32043	(mips_single_format): Likewise.
32044	(ieee_double_format): Likewise.
32045	(mips_double_format): Likewise.
32046	(ieee_extended_motorola_format): Likewise.
32047	(ieee_extended_intel_96_format): Likewise.
32048	(ieee_extended_intel_128_format): Likewise.
32049	(ieee_extended_intel_96_round_53_format): Likewise.
32050	(ibm_extended_format): Likewise.
32051	(mips_extended_format): Likewise.
32052	(ieee_quad_format): Likewise.
32053	(mips_quad_format): Likewise.
32054	(vax_f_format): Likewise.
32055	(vax_d_format): Likewise.
32056	(vax_g_format): Likewise.
32057	(i370_single_format): Likewise.
32058	(i370_double_format): Likewise.
32059	(decimal_single_format): Likewise.
32060	(decimal_double_format): Likewise.
32061	(decimal_quad_format): Likewise.
32062	(c4x_single_format): Likewise.
32063	(c4x_extended_format): Likewise.
32064	(real_internal_format): Likewise.
32065	(coldfire_single_format): New real_format.
32066	(coldfire_double_format): Likewise.
32067	* config/pdp11/pdp11.c (pdp11_f_format): Initialize
32068	canonical_nan_lsbs_set.
32069	(pdp11_d_format): Likewise.
32070	* config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
32071	if TARGET_COLDFIRE_CPU.
32072
320732007-01-18  Richard Sandiford  <richard@codesourcery.com>
32074
32075	* config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
32076	(output_call, m68k_legitimize_call_address): Declare.
32077	* config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
32078	parenthesees.  Add support for a 'W' constraint.
32079	(LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
32080	(PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
32081	(m68k_symbolic_call, m68k_symbolic_jump): Declare.
32082	* config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
32083	variables.
32084	(override_options): Initialize them.  Do not set flag_no_function_cse
32085	for TARGET_ID_SHARED_LIBRARY.
32086	(m68k_output_pic_call): Delete.
32087	(m68k_legitimize_call_address): New function.
32088	(print_operand): Remove the %o prefix.  Handle the %p prefix.
32089	(output_call): New function.
32090	(m68k_output_mi_thunk): Use m68k_symbolic_jump.  Always load the
32091	target address from the GOT if symbolic jumps are not allowed.
32092	* config/m68k/m68k.md (call, general_operand): Do not set
32093	SYMBOL_REF_FLAG.  Use m68k_legitimize_call_address instead.
32094	Merge separate flag_pic and !flag_pic define_insns into...
32095	(*call, *call_value): ...these new patterns.  Match the address
32096	rather than the containing MEM and require it to be a call_operand.
32097	Use output_call to generate the asm template.
32098	* config/m68k/predicates.md (const_call_operand): New predicate.
32099	(call_operand): Likewise.
32100
321012007-01-18  Nathan Sidwell  <nathan@codesourcery.com>
32102
32103	* config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
32104	(STACK_GROWS_DOWNWARD): Define to 1.
32105	(FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
32106	comments, emphasizing that these values are only defaults.
32107	* config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
32108	* config/m68k/m68k.c (const_method): Remove trailing whitespace.
32109
321102007-01-18  Richard Sandiford  <richard@codesourcery.com>
32111
32112	* config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
32113
321142007-01-18  Kazu Hirata  <kazu@codesourcery.com>
32115	    Richard Sandiford  <richard@codesourcery.com>
32116
32117	* config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
32118	(FP_REGNO_P): New macros.
32119	(REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
32120	(REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
32121	(EH_RETURN_STACKADJ_RTX): Use A0_REG.
32122	* config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
32123
321242007-01-18  Nathan Sidwell  <nathan@codesourcery.com>
32125
32126	* config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32127	(m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
32128	to $tmake_file.
32129	* config/m68k/t-floatlib: New file, extracting common code from...
32130	* config/m68k/t-m68kbare, config/m68k/t-m68kelf,
32131	* config/m68k/t-uclinux: Here.
32132	* config/m68k/fpgnulib.c: Do not compile extendeed precision
32133	routines on ColdFire targets.
32134
321352007-01-18  Nathan Sidwell  <nathan@codesourcery.com>
32136
32137	* config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32138	(m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
32139	(m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
32140	(m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
32141	explicitly set MOTOROLA to 1.
32142	* config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
32143
321442007-01-18  Richard Sandiford  <richard@codesourcery.com>
32145	    Nathan Sidwell  <nathan@codesourcery.com>
32146
32147	* config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
32148	(ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
32149	* config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
32150	* config/m68k/m68020-elf.h (LIB_SPEC): Delete.
32151	* config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
32152	* config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
32153	(ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
32154	(NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
32155	(BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
32156	* config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
32157	* config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
32158	(WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
32159	(TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
32160	(DBX_REGISTER_NUMBER): Delete.
32161	* config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
32162	(PCC_STATIC_STRUCT_RETURN): Don't undefine.
32163	* config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
32164
321652007-01-18  Richard Sandiford  <richard@codesourcery.com>
32166
32167	* config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
32168	* config/flat.h: New file.
32169	* crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
32170	OBJECT_FORMAT_FLAT.
32171	* config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
32172	indirect references for -msep-data or -mid-shared-library.
32173	Do not use PC-relative code addresses either.
32174	* config/m68k/m68k.c (override_options): Restrict -fPIC error
32175	to -mpcrel.
32176	* config/m68k/uclinux.h (STARTFILE_SPEC): Define.  Use Scrt1.o
32177	for shared libraries and crt1.o for executables.  Use crti.o and
32178	crtbegin.o.
32179	(ENDFILE_SPEC): Use crtend.o and crtn.o.
32180	(LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
32181	Do not add -elf2flt or -shared-lib-id options here.
32182	(LINK_SPEC): Define.  Pass -elf2flt if no -elf2flt option is given.
32183	Pass -shared-lib-id if -mid-shared-library, taking the library
32184	identifier from -mshared-library-id if given, otherwise
32185	defaulting to 0.
32186	(EH_FRAME_IN_DATA_SECTION): Do not undefine.
32187	(INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
32188	(TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
32189	and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
32190	(DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
32191	* config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
32192	and crtend.o.
32193	* config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
32194	jump sequence for ISA A and ISA A+.
32195	(PICJUMP): Likewise.
32196
321972007-01-18  Richard Sandiford  <richard@codesourcery.com>
32198
32199	* config.gcc (m68k-*-uclinux*): Base the port on the common
32200	and m68k GNU/Linux files rather than on the generic ELF ones.
32201	* config/m68k/uclinux.h (TARGET_VERSION): Override.
32202	(TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
32203
322042007-01-18  Julian Brown  <julian@codesourcery.com>
32205	    Richard Sandiford  <richard@codesourcery.com>
32206
32207	* config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
32208	(LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
32209	* config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
32210	before redefining.
32211	* config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
32212	80 unconditionally.
32213	(LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
32214
322152007-01-18  Richard Sandiford  <richard@codesourcery.com>
32216
32217	* doc/install.texi: Document m68k-uclinuxoldabi.
32218	* config.gcc (m68k-*-uclinuxoldabi): New configuration.
32219	* config/m68k/uclinux-oldabi.h: New file, copied from
32220	config/m68k/uclinux.h.
32221
322222007-01-18  Kaz Kojima  <kkojima@rr.iij4u.or.jp>
32223
32224	* config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
32225	* config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
32226	(m32r_compute_frame_size): Use unsigned for regno.
32227	(m32r_reload_lr): Use gen_frame_mem.
32228	(pop): New.
32229	(m32r_output_function_epilogue): Don't output the function epilogue
32230	textually here.
32231	(m32r_expand_epilogue): New.
32232	(direct_return): Return false if the function has the interrupt
32233	attribute.
32234	(m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
32235	* config/m32r/m32r.md (epilogue): New expander.
32236	(return_lr, return_rte): New insns.
32237	(return): Make it expander.
32238	(return_normal): New expander.
32239
322402007-01-18  Josh Conner  <jconner@apple.com>
32241
32242	PR target/30485
32243	* config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
32244	support for UNLE, UNLT, UNGE, and UNGT.
32245
322462007-01-18  Jan Hubicka  <jh@suse.cz>
32247
32248	* tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
32249	* tree-tailcall (add_virtual_phis): Likewise.
32250	(optimize_tail_call): Return TODOs.
32251	(execute_tail_calls): Return TODOs.
32252	* tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
32253	* tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
32254	changed.
32255	* tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
32256	Cleanup cfg using TODO.
32257	* tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
32258	* passes.c (execute_function_todo): When cleanup did something, remove
32259	unused locals.
32260	* tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
32261	(make_edges): Don't cleanup_cfg.
32262
322632007-01-18  Uros Bizjak  <ubizjak@gmail.com>
32264
32265	* reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
32266	UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
32267	operate on the top of stack.
32268	[UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
32269	register handling of instructions that output to the second
32270	stack slot.
32271	[UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
32272	(move_for_stack_reg): Special-case check for dead destination
32273	stack slot for constant load of 1.0 inside UNSPEC_TAN.
32274
32275	* config/i386/i386.md (UNSPEC_TAN): New constant.
32276	(UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
32277	(fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
32278	to correctly model move of constant 1.0 to top stack slot.
32279	(*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
32280	(unnamed peephole2 pattern): Remove corresponding peephole2
32281	pattern that optimizes tan insn and loading of constant 1.0.
32282	(tanxf2): Use fptanxf4_i387.
32283	(tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
32284	patterns using X87MODEF12 mode macro.  Use fptan_extend<mode>xf4_i387
32285	and truncate result to requested mode.  Use SSE_FLOAT_MODE_P to
32286	disable patterns for SSE math.
32287	(sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
32288	(fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
32289
322902007-01-18  Dirk Mueller  <dmueller@suse.de>
32291	    Richard Guenther <rguenther@suse.de>
32292
32293	PR diagnostic/8268
32294	* doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
32295	* common.opt (Warray-bounds): Add new warning option.
32296	* c-opts.c (c_common_handle_option): Define -Warray-bounds
32297	if -Wall is given.
32298	* Makefile.in: make tree-vrp.o depend on toplev.h
32299	* tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
32300	is enabled.
32301	(check_array_refs, check_array_bounds, check_array_ref): New.
32302
323032007-01-18  Jan Hubicka  <jh@suse.cz>
32304
32305	* tree-ssa-ccp.c (ccp_finalize): Return if something changed.
32306	(execute_ssa_ccp): Return flags conditionally.
32307	* tree-ssa-propagate.c (substitue_and_fold): Return if something was
32308	changed.
32309	* tree-ssa-propagate.h (substitute_and_fold): Update prototype.
32310
323112007-01-18  Steven Bosscher  <steven@gcc.gnu.org>
32312
32313	* cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
32314	the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
32315
32316	* Makefile.c (GTFILES): Add cfglayout.h.
32317	* gengtype.c (open_base_files): Likewise.
32318	* cfglayout.c (cfg_layout_function_footer,
32319	cfg_layout_function_header) Reindent to make gengtype happy.
32320	* cfglayout.h (cfg_layout_function_footer,
32321	cfg_layout_function_header): Add GTY(()) marker.
32322
32323	* ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
32324
323252007-01-18  Ben Elliston  <bje@au.ibm.com>
32326
32327	* genautomata.c (write_automata): Include xstrerror output in the
32328	error message if writing the DFA description file fails.
32329
323302007-01-17  H.J. Lu  <hongjiu.lu@intel.com>
32331
32332	* config/mips/mips-protos.h (mips_output_external): Make it
32333	return void.
32334	* config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
32335	* config/mips/mips.c (irix_output_external_libcall): Likewise.
32336	(extern_list): Likewise.
32337	(extern_head): Likewise.
32338	(TARGET_ASM_FILE_END): Likewise.
32339	(mips_file_end): Likewise.
32340	(mips_output_external): Rewritten.
32341
323422007-01-18  Ben Elliston  <bje@au.ibm.com>
32343
32344	* genpreds.c (write_insn_preds_c): Only write out the function
32345	body for regclass_for_constraint if we have register constraints.
32346
323472007-01-17  Tom Tromey  <tromey@redhat.com>
32348
32349	* doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
32350	* doc/install.texi (Testing): Use sourceware.org.
32351	(Binaries): Likewise.
32352	(Specific): Likewise.
32353	* doc/contrib.texi (Contributors): Use sourceware.org.
32354
323552007-01-17  Anatoly Sokolov <aesok@post.ru>
32356
32357	* config/avr/avr.h (AVR_HAVE_LPMX): New macro.
32358	(AVR_ENHANCED): Rename to ...
32359	(AVR_HAVE_MUL): ... new.
32360	(avr_enhanced_p): Rename to ...
32361	(avr_have_mul_p): ... new.
32362	(TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
32363	'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
32364	* config/avr/avr.c (avr_enhanced_p): Rename to ...
32365	(avr_have_mul_p): ... new.
32366	(base_arch_s): Rename 'enhanced' to 'have_mul'.
32367	(avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
32368	'avr_enhanced_p' and 'enhanced'.
32369	(ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
32370	AVR_HAVE_MUL instead of AVR_ENHANCED.
32371	* avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32372	(mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
32373	*mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
32374	instead of AVR_ENHANCED.
32375	(*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32376	* libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
32377	(__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
32378
323792007-01-17  Ian Lance Taylor  <iant@google.com>
32380
32381	* vec.h (VEC_reserve_exact): Define.
32382	(vec_gc_p_reserve_exact): Declare.
32383	(vec_gc_o_reserve_exact): Declare.
32384	(vec_heap_p_reserve_exact): Declare.
32385	(vec_heap_o_reserve_exact): Declare.
32386	(VEC_OP (T,A,reserve_exact)): New static inline function, three
32387	versions.
32388	(VEC_OP (T,A,reserve)) [all versions]: Remove handling of
32389	negative parameter.
32390	(VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
32391	(VEC_OP (T,A,copy)) [all versions]: Likewise.
32392	(VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
32393	* vec.c (calculate_allocation): Add exact parameter.  Change all
32394	callers.
32395	(vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
32396	(vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
32397	(vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
32398	(vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
32399	(vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
32400	(vec_heap_p_reserve_exact): New function.
32401	(vec_heap_o_reserve_exact): New function.
32402
324032007-01-17  Jan Hubicka  <jh@suse.cz>
32404
32405	* ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
32406
324072007-01-17  Eric Christopher  <echristo@apple.com>
32408
32409	* config.gcc: Support core2 processor.
32410
324112007-01-16  Jan Hubicka  <jh@suse.cz>
32412
32413	* tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
32414	the names, just unlink the chain so we don't crash on dangling
32415	pointers
32416	to dead SSA names.
32417
324182007-01-16  Jan Hubicka  <jh@suse.cz>
32419
32420	* cgraph.h (cgraph_decide_inlining_incrementally): Kill.
32421	* tree-pass.h: Reorder to make IPA passes appear toegher.
32422	(pass_early_inline, pass_inline_parameters, pass_apply_inline):
32423	Declare.
32424	* cgraphunit.c (cgraph_finalize_function): Do not compute inling
32425	parameters, do not call early inliner.
32426	* ipa-inline.c: Update comments.  Include tree-flow.h
32427	(cgraph_decide_inlining): Do not compute inlining parameters.
32428	(cgraph_decide_inlining_incrementally): Return TODOs; assume to
32429	be called with function context set up.
32430	(pass_ipa_inline): Remove unreachable functions before pass.
32431	(cgraph_early_inlining): Simplify assuming to be called from the
32432	PM as local pass.
32433	(pass_early_inline): New pass.
32434	(cgraph_gate_ipa_early_inlining): New gate.
32435	(pass_ipa_early_inline): Turn into simple wrapper.
32436	(compute_inline_parameters): New function.
32437	(gate_inline_passes): New gate.
32438	(pass_inline_parameters): New pass.
32439	(apply_inline): Move here from tree-optimize.c
32440	(pass_apply_inline): New pass.
32441	* ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
32442	transforming.
32443	* tree-inline.c (optimize_inline_calls): Return TODOs rather than
32444	doing them by hand.
32445	(tree_function_versioning): Do not allocate dummy struct function.
32446	* tree-inline.h (optimize_inline_calls): Update prototype.
32447	* tree-optimize.c (execute_fixup_cfg): Export.
32448	(pass_fixup_cfg): Remove
32449	(tree_rest_of_compilation): Do not apply inlines.
32450	* tree-flow.h (execute_fixup_cfg): Declare.
32451	* Makefile.in (gt-passes.c): New.
32452	* passes.c: Include gt-passes.h
32453	(init_optimization_passes): New passes.
32454	(nnodes, order): New static vars.
32455	(do_per_function_toporder): New function.
32456	(execute_one_pass): Dump current pass here.
32457	(execute_ipa_pass_list): Don't dump current pass here.
32458
324592007-01-16  Janis Johnson  <janis187@us.ibm.com>
32460
32461	* config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
32462	(DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
32463
324642007-01-16  David Edelsohn  <edelsohn@gnu.org>
32465
32466	* config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
32467	(strong_alias): Define.
32468	(__gcc_qmul): Provide non-FMA for soft-float.
32469	(__gcc_qdiv): Same.
32470	(__gcc_qneg): New.
32471	(__gcc_qeq): New.
32472	(__gcc_qle): New.
32473	(__gcc_qge): New.
32474	(__gcc_qunord): New.
32475	(__gcc_stoq): New.
32476	(__gcc_dtoq): New.
32477	(__gcc_qtos): New.
32478	(__gcc_qtod): New.
32479	(__gcc_qtoi): New.
32480	(__gcc_qtou): New.
32481	(__gcc_itoq): New.
32482	(__gcc_utoq): New.
32483	(fmsub): New.
32484	* config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
32485	soft-float functions.
32486	* config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
32487	* config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
32488	about long double soft float.
32489
324902007-01-16  Dorit Nuzman  <dorit@il.ibm.com>
32491	    Tehila Meyzels  <tehila@il.ibm.com>
32492
32493	* tree-vectorizer.h (is_pattern_stmt_p): New.
32494	* tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
32495	formatting (tabs instead of spaces). Cleanup and clarify setting
32496	of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
32497	* tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
32498	(vectorizable_type_demotion): Check that types are integral.
32499	(vectorizable_type_promotion): Likewise.
32500	(vectorizable_store): Fix typo.  Eliminate new-line at end of
32501	comments.
32502
325032007-01-16  Jan Hubicka  <jh@suse.cz>
32504
32505	* tree-ssanames.c (release_dead_ssa_names): Remove invalidated
32506	cgraph edges too.
32507
325082007-01-15  Eric Christopher  <echristo@apple.com>
32509
32510	* ifcvt.c: Include vec.h, vecprim.h.
32511	(check_cond_move_block): New argument regs.
32512	Reorganize. Add registers used to regs.
32513	(cond_move_process_if_block): Use regs set above as
32514	loop bounds.
32515
325162007-01-15  Eric Christopher  <echristo@apple.com>
32517
32518	* config/darwin.h: Update copyright.
32519	(TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
32520	(LINK_COMMAND_SPEC): Add -u.
32521	(LINK_SPEC): Fix umbrella for above.
32522
325232007-01-15  Joseph S. Myers  <joseph@codesourcery.com>
32524
32525	* config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
32526	glibc CVS.
32527
325282007-01-15  Tom Tromey  <tromey@redhat.com>
32529
32530	* doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
32531	* doc/install.texi (Testing): Don't mention jacks.
32532	(Configuration): Document --enable-java-maintainer-mode.  Move
32533	--with-java-home to libgcj-specific section.  Document
32534	--with-ecj-jar.
32535	(Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
32536
325372007-01-15  Jan Hubicka  <jh@suse.cz>
32538
32539	* tree-ssa-dce.c (DCE_TODOs): New.
32540	(propagate_necessity): Return if something changed.
32541	(eliminate_unnecessary_stmts): Likewise.
32542	(perform_tree_ssa_dce): Return TODO flags when needed.
32543	(pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
32544
325452007-01-15  Uros Bizjak  <ubizjak@gmail.com>
32546
32547	* config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
32548	(fyl2x_extend<mode>xf3_i387): New insn pattern.
32549	(log<mode>2): Rename from logsf2 and logdf2 and macroize insn
32550	patterns using X87MODEF12 mode macro.  Extend operand 1
32551	to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
32552	(log10<mode>2): Ditto.
32553	(log2<mode>2): Ditto.
32554	(log1p<mode>2): Ditto.
32555	(logb<mode>2): Ditto.
32556	(fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
32557	(fyl2xp1_extend<mode>xf3_i387): New insn pattern.
32558	(*fxtractxf3_i387): Rename from *fxtractxf3.
32559	(fxtract_extend<mode>xf3_i387): New insn pattern.
32560	(ilogbsi2): Use match_dup 3, not match_operand:XF 3.
32561	* config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
32562	and gen_fyl2xxf3_i387().
32563
325642007-01-14  Zdenek Dvorak <dvorakz@suse.cz>
32565
32566	* loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
32567	* cfgloopmanip.c (fix_loop_placement): Made static.  Use
32568	get_loop_exit_edges.  Changed return type to bool.
32569	* cfgloop.h (fix_loop_placement): Declaration removed.
32570
325712007-01-14  Dorit Nuzman  <dorit@il.ibm.com>
32572
32573	* param.h (MIN_VECT_LOOP_BOUND): New.
32574	* params.def (MIN_VECT_LOOP_BOUND): New.
32575	* tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
32576	argument - minimum threshold for number of iterations.
32577	* tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
32578	argument to declaration.
32579	* tree-vect-analyze.c (vect_analyze_operations): Check value of
32580	MIN_VECT_LOOP_BOUND.
32581	* tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
32582	slpeel_tree_peel_loop_to_edge with additional argument.
32583	(vect_do_peeling_for_alignment): Likewise.
32584	* doc/invoke.texi (min-vect-loop-bound): Document new param option.
32585
325862007-01-14  Uros Bizjak  <ubizjak@gmail.com>
32587
32588	PR target/30413
32589	* config/i386/i386.c (print_operand) ['z']: Output 'b' for
32590	operands of size 1.
32591
325922007-01-14  Jan Hubicka  <jh@suse.cz>
32593
32594	* tree-dfa.c (remove_referenced_var): New function.
32595	* tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
32596	prune referenced vars list too.
32597	* tree-flow.h (remove_referenced_var): Declare.
32598
325992007-01-14  Jan Hubicka  <jh@suse.cz>
32600
32601	* tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
32602	separately.
32603	(remove_stmt_from_eh_region_fn): Do not remove call_exprs.
32604	(verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
32605	* except.h (verify_eh_throw_table_statements): Kill prototype.
32606	* cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
32607	into call exrepssions.
32608	* tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
32609	eh trhow verifier.
32610	* tree-cfg.c: Include pointer-set.h.
32611	(verify_node_sharing): Work on pointer set.
32612	(verify_eh_throw_stmt_node): New.
32613	(verify_stmts): Use pointers sets, verify throw_stmt.
32614
326152007-01-13  Zdenek Dvorak <dvorakz@suse.cz>
32616
32617	* ipa-reference.c (analyze_function): Consider also addresses taken
32618	in phi nodes.
32619
326202007-01-12  Roger Sayle  <roger@eyesopen.com>
32621
32622	* c-typeck.c (null_pointer_constant_p): Replace use of
32623	TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32624	(build_c_cast): Likewise.
32625
326262007-01-12  Roger Sayle  <roger@eyesopen.com>
32627
32628	* tree.h (force_fit_type_double): Remove unused final argument.
32629	* c-common.c (constant_expression_warning): Replace use of
32630	TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32631	(convert_and_check): Likewise.
32632	(shorten_compare): Update call to force_fit_type_double.
32633	(c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
32634	* convert.c (convert_to_pointer): Update call to
32635	force_fit_type_double.
32636	* fold-const.c (force_fit_type_double): Remove overflowed_const
32637	argument.
32638	(int_const_binop, fold_convert_const_int_from_int,
32639	fold_convert_const_int_from_real, fold_div_compare,
32640	fold_sign_changed_comparison, fold_unary, fold_negate_const,
32641	fold_abs_const, fold_not_const): Remove the final argument from
32642	calls to force_fit_type_double.
32643
326442007-01-12  Andrew Pinski  <andrew_pinski@playstation.sony.com>
32645
32646	* configure.ac: Set insn to "nop" for spu-*-* also.
32647	* configure: Regenerate.
32648
326492007-01-12  Olga Golovanevsky  <olga@il.ibm.com>
32650
32651	* builtins.def : Add BUILT_IN_FREE.
32652
326532007-01-12  Jan Hubicka  <jh@suse.cz>
32654
32655	PR tree-optimization/30443
32656	* tree-inline.c (tree_function_versioning): Do not optimize when
32657	cloning for inlining.
32658
326592007-01-12  Zdenek Dvorak <dvorakz@suse.cz>
32660
32661	* doc/loop.texi: Document recording of loop exits.
32662	* cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
32663	(update_single_exits_after_duplication,
32664	update_single_exit_for_duplicated_loop,
32665	update_single_exit_for_duplicated_loops): Removed.
32666	(duplicate_loop_to_header_edge): Do not call
32667	update_single_exits_after_duplication and
32668	update_single_exit_for_duplicated_loops.
32669	(loop_version): Do not update single_exit information.
32670	(fix_loop_structure): Use record_loop_exits instead of
32671	mark_single_exit_loops.
32672	* tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
32673	the lists of loop exits.
32674	* cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
32675	split_edge, merge_blocks): Update the lists of loop exits.
32676	* modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
32677	loop_optimizer_init.
32678	* loop-init.c (loop_optimizer_init): Call record_loop_exits instead
32679	of mark_single_exit_loops.
32680	(loop_optimizer_finalize): Call release_recorded_exits.
32681	* tree-ssa-loop.c (tree_loop_optimizer_init): Pass
32682	LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
32683	* tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
32684	update single exit information.
32685	* lambda-code.c (perfect_nestify): Ditto.
32686	* cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
32687	(mark_single_exit_loops): Removed.
32688	(alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
32689	get_exit_descriptions, rescan_loop_exit, record_loop_exits,
32690	dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
32691	functions.
32692	(get_loop_exit_edges, single_exit): Use recorded exit lists.
32693	(add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
32694	(verify_loop_structure): Verify consistency of the exit lists.
32695	(flow_loops_find): Use alloc_loop.  Initialize exits hash.
32696	(set_single_exit): Removed.
32697	* cfgloop.h (struct loop_exit): New function.
32698	(struct loop): single_exit_ field replaced by exits field.
32699	(LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
32700	LOOPS_HAVE_RECORDED_EXITS.
32701	(struct loops): Added exits hash.
32702	(mark_single_exit_loops, set_single_exit): Declaration removed.
32703	(release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
32704
327052007-01-12  Richard Sandiford  <richard@codesourcery.com>
32706
32707	* doc/invoke.texi: Avoid use of @headitem.
32708
327092007-01-12  Richard Sandiford  <richard@codesourcery.com>
32710
32711	* cse.c (cse_insn): Move HAVE_CC0 code after declarations.
32712
327132007-01-12  Richard Sandiford  <richard@codesourcery.com>
32714
32715	* doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
32716	list of targets.
32717
327182007-01-12  Nathan Sidwell  <nathan@codesourcery.com>
32719	    Richard Sandiford  <richard@codesourcery.com>
32720
32721	* doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
32722	* config/m68k/m68k.opt: Resort options.
32723	(mbitfield, mrtd, mshort): Remove RejectNegative properties.
32724
327252007-01-12  Nathan Sidwell  <nathan@codesourcery.com>
32726	    Richard Sandiford  <richard@codesourcery.com>
32727
32728	* doc/invoke.texi: Document the macros that are defined by
32729	m68k's -mtune and -mhard-float options.
32730	* config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
32731	(m68k_cpp_cpu_family): Likewise.
32732	* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
32733	of __ucfv*__ macros.  Define __mcffpu__ if generating code for
32734	ColdFire FPUs.  Define __mcf_cpu_* and __mcf_family_* macros.
32735	* config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
32736	(m68k_cpp_cpu_family): Likewise.
32737
327382007-01-12  Richard Sandiford  <richard@codesourcery.com>
32739
32740	* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
32741	macros besides mc68000 as tuning macros.  Use a switch statement
32742	to set them and mcpu32.
32743
327442007-01-12  Julian Brown  <julian@codesourcery.com>
32745
32746	* config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
32747	(TARGET_68040_ONLY): Rename to...
32748	(TARGET_68040): ...this.
32749	* config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
32750	* config/m68k/m68k.md: Likewise.
32751
327522007-01-12  Julian Brown  <julian@codesourcery.com>
32753	    Nathan Sidwell  <nathan@codesourcery.com>
32754	    Richard Sandiford  <richard@codesourcery.com>
32755
32756	* config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
32757	the -mcpu= argument associated with the --with-cpu setting.
32758	Define M68K_DEFAULT_TUNE to the default -mtune= option,
32759	if different from the one implied by the -mcpu setting.
32760	Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
32761	using mcpu=FOO as the default CPU option.  Set target_cpu_default2.
32762	* doc/invoke.texi: Mention ColdFire in the introduction to the
32763	m68k options.  Document the new -march, -mcpu, -mtune, -mdiv,
32764	-mno-div and -mhard-float options.  Make -m68881 a synonym for
32765	-mhard-float.  Document the previously-undocumented -m5206e,
32766	-m528x, -m5307 and -m5407 options.  Tweak the existing option
32767	documentation for consistency.
32768	* doc/install.texi: Mention new --with-cpu arguments.
32769	* config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
32770	default CPU if neither -mcpu nor -march are specified.
32771	(ASM_CPU_SPEC): Pass down -mcpu and -march options.
32772	(TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
32773	TARGET_ISA*.  Set the legacy __mcf*__ cpu macros in the same way,
32774	using m68k_tune to decide between families that implement the
32775	same ISA.  Use m68k_tune to set __mcfv4e__.
32776	(FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
32777	(FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
32778	(FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
32779	(FL_ISA_C, FL_ISA_MMU): New macros.
32780	(MASK_COLDFIRE): Delete.
32781	(TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
32782	(TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
32783	(TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
32784	(TARGET_HARD_FLOAT): Do not define here.
32785	(TARGET_ISAAPLUS, TARGET_ISAC): New macros.
32786	(TUNE_68000): New macro.
32787	(TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
32788	(TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
32789	(TUNE_CFV2): Redefine in terms of m68k_tune.
32790	(uarch_type, target_device, fpu_type): New enums.
32791	(m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
32792	* config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
32793	(FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
32794	(FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
32795	(FL_FOR_isa_c): New macros.
32796	(m68k_isa): New enum.
32797	(m68k_target_selection): New structure.
32798	(all_devices, all_isas, all_microarchs): New tables.
32799	(m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
32800	(m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
32801	(MASK_ALL_CPU_BITS): Delete.
32802	(m68k_find_selection): New function.
32803	(m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
32804	Map the legacy target options to a combination of the new ones.
32805	(override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
32806	m68k_cpu_flags.  Handle M68K_DEFAULT_TUNE.  Use m68k_cpu_flags
32807	to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
32808	settings.
32809	* config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
32810	(m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
32811	properties.
32812	(m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
32813	(march=, mcpu=, mdiv, mhard-float, mtune=): New options.
32814	* config/m68k/m68k-devices.def: New file.
32815
328162007-01-12  Richard Sandiford  <richard@codesourcery.com>
32817	    Nathan Sidwell  <nathan@codesourcery.com>
32818
32819	* config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
32820	(SUBTARGET_EXTRA_SPECS): New macros.
32821	* config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
32822	use %(asm_cpu_spec) instead.
32823	* config/m68k/m68k-none.h (ASM_SPEC): Likewise.
32824	* config/m68k/openbsd.h (ASM_SPEC): Likewise.
32825	* config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
32826	(EXTRA_SPECS): Rename to...
32827	(SUBTARGET_EXTRA_SPECS): ...this.
32828
328292007-01-12  Nathan Sidwell  <nathan@codesourcery.com>
32830	    Richard Sandiford  <richard@codesourcery.com>
32831	    Julian Brown  <julian@codesourcery.com>
32832
32833	* config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32834	(m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
32835	to the configuration's default CPU.
32836	(m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
32837	Remove default masks.
32838	(m680[012]0-*-*): Set the default with_cpu to the first part of
32839	the target name.
32840	(m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
32841	(m68k*-*-linux): Extend the --with-cpu handling to...
32842	(m680[012]0-*-*, m68k*-*-*): ...these configurations.  Allow m68000
32843	and m68010.  Don't set target_cpu_default2.
32844	* doc/install.texi: Document --with-cpu for m68k.
32845	* config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
32846	* config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
32847	(M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
32848	(M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
32849	(ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
32850	(ASM_SPEC): Remove use of %(asm_cpu_default).
32851	(EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
32852	* config/m68k/linux.h (TARGET_DEFAULT): Delete.
32853	(CPP_SPEC): Merge definitions.  Do not handle __HAVE_68881__ here.
32854	* config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
32855	__HAVE_FPU__ if TARGET_HARD_FLOAT.
32856	(TARGET_DEFAULT): Delete.
32857	(EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
32858	cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
32859	(CPP_CPU_SPEC): Delete.
32860	(TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
32861	the appropriate string.
32862	(CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
32863	(CPP_SPEC): Define to NETBSD_CPP_SPEC.
32864	(ASM_SPEC): Don't use %(asm_default_spec).
32865	* config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
32866	TARGET_DEFAULT and add MASK_68881.
32867	* config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
32868
328692007-01-12  Richard Sandiford  <richard@codesourcery.com>
32870
32871	* config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
32872	(m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
32873	MASK_68010 alongside MASK_68020.
32874	* doc/invoke.texi: Document -m68010.
32875	* config/m68k/m68k.opt (m68010): New.
32876	* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
32877	if TUNE_68010.
32878	(TUNE_68010): New macro.
32879	* config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
32880	(M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
32881	(M68K_CPU_m68332): Add MASK_68010.
32882	* config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
32883	fallback definition.
32884	* config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
32885	defines.
32886	* config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
32887	(m68k_handle_option): Handle OPT_m68010.  Add MASK_68010
32888	to all entries that use MASK_68020.
32889	(output_move_simode_const, output_move_himode, output_move_qimode)
32890	(output_move_stricthi, output_move_strictqi): Use TARGET_68010
32891	instead of TARGET_68020 to select clr behavior.  Remove comment
32892	about there being no TARGET_68010.
32893	* config/m68k/m68k.md: Likewise throughout.
32894
328952007-01-12  Julian Brown  <julian@codesourcery.com>
32896
32897	* config/m68k/m68k.h (TARGET_ISAB): New macro.
32898	* config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
32899	* config/m68k/m68k.md: Likewise.
32900
329012007-01-12  Julian Brown  <julian@codesourcery.com>
32902
32903	* config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
32904	TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
32905
329062007-01-12  Julian Brown  <julian@codesourcery.com>
32907
32908	* config/m68k/m68k.h (TUNE_68040_60): New macro.
32909	* config/m68k/m68k.c (standard_68881_constant_p): Use it.
32910	* config/m68k/m68k.md: Likewise.
32911
329122007-01-12  Julian Brown  <julian@codesourcery.com>
32913	    Richard Sandiford  <richard@codesourcery.com>
32914
32915	* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
32916	instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
32917	TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
32918	TARGET_CPU32.
32919	(TARGET_CPU32): Rename to...
32920	(TUNE_CPU32): ...this.
32921	(TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
32922	(TUNE_CFV2): New macros.
32923	* config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
32924	remove conditions that are implied by TARGET_68020.
32925	* config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
32926	instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
32927	(m68k_output_function_epilogue): Likewise.
32928	(m68k_rtx_costs): Likewise.  Use TUNE_68060 instead of TARGET_68060
32929	and TUNE_CFV2 instead of TARGET_5200.  Use TUNE_68000_10 instead of
32930	"!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
32931	non-68000 timings.  Refactor multiplication and division costs.
32932	(output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
32933	TUNE_CPU32 instead of TARGET_CPU32.
32934	(standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
32935	and TUNE_68060 instead of TARGET_68060.
32936	* config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
32937	TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
32938	TARGET_CPU32.
32939	(movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
32940	&& !TARGET_COLDFIRE" to choose between moveq and clr.
32941	Likewise in the unnamed movsf pattern.
32942	(ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
32943	"!TARGET_68020 && !TARGET_COLDFIRE".  Likewise the unnamed
32944	ashiftrt pattern.
32945
329462007-01-12  Richard Sandiford  <richard@codesourcery.com>
32947
32948	* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
32949	of tabbing before backslashes.
32950
329512007-01-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
32952
32953	* pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
32954	* pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
32955	(ASM_OUTPUT_INTERNAL_LABEL): Define.
32956
329572007-01-11  Zdenek Dvorak <dvorakz@suse.cz>
32958
32959	* tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
32960	find_interesting_uses_cond.
32961	(find_interesting_uses_cond): Use extract_cond_operands.
32962	(rewrite_use_compare): Use extract_cond_operands and
32963	force_gimple_operand_bsi.  Do not call update_stmt.
32964	(determine_use_iv_cost_condition): Use extract_cond_operands.
32965	Return cheaper of using original bound and changing the exit bound.
32966
329672007-01-11  Zdenek Dvorak <dvorakz@suse.cz>
32968
32969	PR tree-optimization/29516
32970	* tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
32971	most_expensive_mult_to_index, addr_to_parts,
32972	create_mem_ref, maybe_fold_tmr): Make the type of
32973	fields of TARGET_MEM_REF sizetype.
32974	(move_fixed_address_to_symbol, move_pointer_to_base):
32975	New functions.
32976	* tree.def (TARGET_MEM_REF): Add comment on types of
32977	the operands.
32978
329792007-01-11  Joseph Myers  <joseph@codesourcery.com>
32980
32981	* c-common.c (vector_types_convertible_p): Treat opaque types as
32982	always convertible if they have the same size, but not otherwise.
32983
329842007-01-11  Steven Bosscher  <steven@gcc.gnu.org>
32985
32986	* ifcvt.c (struct noce_if_info): Add comments to the fields.
32987	Remove the b_unconditional field.
32988	(noce_try_sign_mask): Do not look at b_unconditional.
32989	(noce_process_if_block): Do not use merge_if_blocks.  Update
32990	the CFG here.  Do not set b_unconditional.
32991	(cond_move_process_if_block): Likewise.
32992	(find_cond_trap): Likewise.
32993	(check_cond_move_block): Require simple jump insns at the end
32994	of the basic block.
32995
329962007-01-11  Jan Hubicka  <jh@suse.cz>
32997
32998	PR tree-optimization/1046
32999	* tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
33000	when alias info is not ready.
33001	(pass_tail_recursion): Do not require aliasing.
33002	* tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
33003	* tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
33004	* tree-ssa-copy.c (pass_copy_prop): Likewise.
33005	* tree-ssa-forwprop.c (pass_forwprop): Likewise.
33006	* tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
33007	* passes.c (init_optimization_passes): Execute rename_ssa_copies,
33008	ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
33009	before inlining.
33010	* tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
33011	When aliasing is not build, mark statement as volatile.
33012
330132007-01-11  Tom Tromey  <tromey@redhat.com>
33014
33015	PR preprocessor/15185
33016	PR preprocessor/20989
33017	* doc/cppopts.texi <-MT>: Update description of algorithm for
33018	computing default target.
33019	<-M, -MD>: Reword "basename" text.
33020
330212007-01-11  Roger Sayle  <roger@eyesopen.com>
33022
33023	* builtins.c (expand_builtin_pow, expand_builtin_powi,
33024	fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
33025	fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
33026	fold_builtin_int_int_roundingfn, fold_builtin_bitop,
33027	fold_builtin_bswap, real_constp, fold_builtin_pow,
33028	fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
33029	do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
33030	uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
33031	* convert.c (convert_to_pointer): Likewise.
33032	* expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
33033	* fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
33034	const_binop, fold_convert_const_int_from_int,
33035	fold_convert_const_int_from_real,
33036	fold_convert_const_real_from_real, sign_bit_p,
33037	optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
33038	fold_sign_changed_comparison, fold_unary, fold_comparison,
33039	fold_binary, multiple_of_p, tree_Expr_non_zero_p,
33040	fold_negate_const, fold_abs_const, fold_not_const): Likewise.
33041	* print-tree.c (print_node_brief, print_node): Likewise.
33042	* stor-layout.c (place_field, layout_type): Likewise.
33043	* tree-chrec.c (keep_cast): Likewise.
33044	* tree.c (build_vector, build_real, build_real_from_int_cst,
33045	build_complex): Likewise.
33046
330472007-01-11  Roger Sayle  <roger@eyesopen.com>
33048
33049	* tree.h (TREE_CONSTANT_OVERFLOW): Obsolete.  For the time being,
33050	treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
33051
330522007-01-11  Paolo Bonzini  <bonzini@gnu.org>
33053
33054	* configure.ac (strict1_warn): Rename to strict_warn.
33055	(WERROR, --enable-werror, symlink hacks, stage1_cflags,
33056	cc_set_by_configure, quoted_cc_set_by_configure,
33057	stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
33058	all_boot_languages, all_stagestuff): Remove.
33059	(target_list): Remove bootstrap targets.
33060	* Makefile.in (quickstrap): Unconditionally make a synonym of all.
33061	(BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
33062	REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
33063	SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
33064	VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
33065	STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
33066	stage1_copy, stage2_build, stage2_copy, stageprofile_build,
33067	stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
33068	stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
33069	bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
33070	bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
33071	unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
33072	restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
33073	cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
33074	*compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
33075	stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
33076	stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
33077	risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
33078	(ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
33079	(STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
33080	(mostlyclean): Adjust.
33081	(clean, distclean): Don't mention bootstrap stuff.
33082	* configure: Regenerate.
33083	* ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
33084	java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
33085	treelang/config-lang.in (stagestuff): Remove.
33086	* doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
33087	stageprofile, stagefeedback, stagestuff): Remove mention.
33088
330892007-01-11  Nick Clifton  <nickc@redhat.com>
33090
33091	* config/mcore/predicates.md (mcore_general_movesrc_operand):
33092	Accept CONSTs.
33093	(mcore_general_movdst_operand): Do not accept CONST_INTs.
33094	(mcore_arith_K_S_operand): Run the test for the S constraint not
33095	the test for the M constraint.
33096	(mcore_addsub_operand): Do not accept integer values that are
33097	larger than 32 bits.
33098	* config/mcore/mcore.md: Remove unused constraints from split.
33099	(andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
33100	(addsi3): Likewise.
33101	(allocate_stack): Likewise.
33102	* config/mcore/mcore.c (mcore_print_operand): Restrict output of P
33103	operands to 32 bits.
33104	(mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
33105	INTVAL.
33106	(mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
33107	mcore_const_ok_for_inline, mcore_const_trick_uses_not,
33108	try_constant_tricks, mcore_num_ones, mcore_num_zeros,
33109	mcore_output_bclri, mcore_output_andn, output_inline_const,
33110	mcore_output_move, mcore_output_movedouble): Likewise.
33111	(mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
33112	(output_inline_const): Likewise.
33113	(output_inline_const): Fix format strings used in sprintf
33114	statements.
33115	* config/mcore/mcore-protos.h: Update prototypes for changed
33116	functions in mcore.c.
33117	* config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
33118	HOST_WIDE_INT and not int.
33119	(CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
33120	CONST_OK_FOR_N): Likewise.
33121	(LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
33122	(GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
33123	an INTVAL.
33124
331252007-01-10  Jan Hubicka  <jh@suse.cz>
33126
33127	* tree-vrp.c (remove_range_assertions): Release defs.
33128	* tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
33129	* tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
33130
331312007-01-10  Paul Brook  <paul@codesourcery.com>
33132
33133	* config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
33134	* config/arm/arm.md (mulsi3subsi): New insn.
33135
331362007-01-10  Zdenek Dvorak <dvorakz@suse.cz>
33137
33138	* tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
33139	(tree_transform_and_unroll_loop): New.
33140	* tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
33141	Declare.
33142
331432007-01-10  Robert Kennedy <jimbob@google.com>
33144
33145	* fold-const.c (fold_comparison): Fold comparisons like (x *
33146	1000 < 0) to (x < 0).
33147
331482007-01-10  Ian Lance Taylor  <iant@google.com>
33149
33150	* tree-pretty-print.c (dump_generic_node): Print parentheses when
33151	operands have the same priority.
33152
331532007-01-10  Tom Tromey  <tromey@redhat.com>
33154
33155	* fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
33156	(fold_binary): Likewise.
33157	* langhooks.c (lhd_can_use_bit_fields_p): Removed.
33158	* langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
33159	(LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
33160	(LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
33161	* langhooks.h (struct lang_hooks): Removed field
33162	'can_use_bit_fields_p'.
33163
331642007-01-10  Ralf Corsépius <ralf.corsepius@rtems.org>
33165
33166	* config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
33167
331682007-01-10  Razya Ladelsky  <razya@il.ibm.com>
33169
33170	* function.c (get_last_funcdef_no): New function.
33171	* function.h (get_last_funcdef_no): Declare.
33172	* tree-inline.c (initialize_cfun): Add initialization.
33173	(tree_function_versioning): Cleanup.
33174
331752007-01-10  Jan Hubicka  <jh@suse.cz>
33176
33177	* tree-inline.c (setup_one_parameter): Do not propagate into abnormal
33178	PHIs.
33179
331802007-01-10  Sa Liu  <saliu@de.ibm.com>
33181	    Ben Elliston  <bje@au.ibm.com>
33182
33183	* spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
33184	for SAVE_NONLOCAL and Pmode for any other save level.
33185	* spu-protos.h (spu_restore_stack_block): Declare.
33186	* spu.md (save_stack_block): Remove.
33187	(restore_stack_block): Call spu_restore_stack_block.
33188	* spu.c (spu_restore_stack_block): New function.
33189	(spu_expand_epilogue): Remove old comment.
33190
331912007-01-09  Zdenek Dvorak <dvorakz@suse.cz>
33192
33193	PR tree-optimization/30322
33194	* tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
33195	(cand_value_at): Return the value as aff_tree.
33196	(may_eliminate_iv): Convert the bound from aff_tree to tree.
33197	* tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
33198	aff_combination_mult): New functions.
33199	(aff_combination_add): Use aff_combination_add_cst.
33200	(aff_combination_convert): Allow conversions to a wider type.
33201	(tree_to_aff_combination): Handle BIT_NOT_EXPR.
33202	* tree-affine.h (aff_combination_mult): Declare.
33203
332042007-01-09  Carlos O'Donell  <carlos@codesourcery.com>
33205
33206	* doc/tm.texi: Update documentation to reflect reality of exec
33207	and start file search behaviours. Update copyright year.
33208	* doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
33209	header file directories.
33210
332112007-01-09  Uros Bizjak  <ubizjak@gmail.com>
33212
33213	* config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
33214	(*cosxf2): Rename to cosxf2_i387.
33215	(*sindf2, *sinsf2): Extend operand 1 to XFmode.  Macroize patterns
33216	using X87MODEF12 mode macro. Rename patterns to
33217	*sin_extend<mode>xf2_i387.  Use SSE_FLOAT_MODE_P to disable patterns
33218	for SSE math.
33219	(*cosdf2, *cossf2): Ditto.
33220	(sincosdf3, sincossf3): Ditto.  Rewrite corresponding splitters
33221	to match extended input operands.
33222	(sincos<mode>3): New expander.
33223	(*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
33224	insn patterns and corresponding splitters.
33225
332262007-01-09  Kaz Kojima  <kkojima@gcc.gnu.org>
33227
33228	* config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
33229	(SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
33230
332312007-01-09  Nicolas Pitre  <nico@cam.org>
33232
33233	PR target/30173
33234	* arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
33235
332362007-01-08  Geoffrey Keating  <geoffk@apple.com>
33237
33238	* target.h (struct gcc_target): New field library_rtti_comdat.
33239	* target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
33240	(TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
33241	* doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
33242	* config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
33243
332442007-01-08  Geoffrey Keating  <geoffk@apple.com>
33245
33246	* doc/invoke.texi (Optimize Options): Correct description of -O0.
33247
332482007-01-08  Richard Guenther  <rguenther@suse.de>
33249
33250	* tree.h (force_fit_type_double): Export.
33251	(force_fit_type): Remove.
33252	* fold-const.c (force_fit_type_double): New function.
33253	(force_fit_type): Remove.
33254	(int_const_binop): Use it.
33255	(fold_convert_const_int_from_int): Likewise.
33256	(fold_convert_const_int_from_real): Likewise.
33257	(fold_div_compare): Likewise.
33258	(fold_sign_changed_comparison): Likewise.
33259	(fold_unary): Likewise.
33260	(fold_negate_const): Likewise.
33261	(fold_abs_const): Likewise.
33262	(fold_not_const): Likewise.
33263	* c-common.c (shorten_compare): Use force_fit_type_double.
33264	* convert.c (convert_to_pointer): Likewise.
33265
332662007-01-08  Richard Guenther  <rguenther@suse.de>
33267
33268	* tree.h (build_int_cst_wide_type): Export.
33269	* tree.c (build_int_cst_wide_type): New function.
33270	(build_int_cst_wide): Fix comment.
33271	* builtins.c (fold_builtin_object_size): Use build_int_cst
33272	to build -1 or 0 of the correct type.  Use fit_double_type
33273	to check for overflow.
33274	* fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
33275	to build the mask.
33276	(decode_field_reference): Likewise.
33277	(all_ones_mask_p): Likewise.
33278	(native_interpret_int): Use build_int_cst_wide_type.
33279	(fold_binary): Use build_int_cst_type to build an all-ones
33280	value.
33281	* stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
33282
332832007-01-08  Daniel Jacobowitz  <dan@codesourcery.com>
33284
33285	* config/pa/t-pa64 (libgcc_stub.a): Use $(T).
33286
332872007-01-09  Ben Elliston  <bje@au.ibm.com>
33288
33289	* genautomata.c (STATS_OPTION): New option.
33290	(stats_flag): New flag.
33291	(gen_automata_option): Handle it.
33292	(initiate_automaton_gen): Ditto.
33293	(write_automata): Output statistics only if stats_flag is
33294	set. Likewise, output time statistics only if time_flag is set.
33295	* doc/md.texi (Processor pipeline description): Document new flag.
33296
332972007-01-08  Richard Guenther  <rguenther@suse.de>
33298
33299	* builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
33300	* tree.c (build_int_cst_type): Likewise.
33301	(size_in_bytes): Don't call force_fit_type on the result.
33302	(int_fits_type_p): Use fit_double_type.
33303	* fold-const.c (fit_double_type): New function.
33304	(force_fit_type): Use it.
33305	* tree.h (fit_double_type): Export.
33306
333072007-01-08  Jan Hubicka  <jh@suse.cz>
33308
33309	* tree-vectorizer.c (gate_increase_alignment): Fix return type.
33310	* ipa.c (function_and_variable_visibility): Fix return type.
33311
333122007-01-08  Richard Guenther  <rguenther@suse.de>
33313
33314	* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
33315	of offset to build the index.
33316	* tree-pretty-print.c (dump_generic_node): Don't build negated
33317	const just for printing.
33318	* c-pretty-print.c (pp_c_integer_constant): Likewise.
33319	* builtins.c (fold_builtin_int_roundingfn): Check if result
33320	fits the type by using force_fit_type and comparing the result.
33321	* predict.c (predict_loops): Use compare_tree_int for comparison.
33322	* tree.c (build_int_cst): Fall back to integer_type_node for
33323	NULL_TREE type.
33324	(build_int_cst_wide): Assert type is non-null.
33325
333262007-01-08  Roberto Costa  <roberto.costa@st.com>
33327
33328	* tree-vrp.c (extract_range_from_cond_expr): New.
33329	(extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
33330	* tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
33331	as expressions.
33332	(fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
33333	* tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
33334	tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
33335	used as expressions.
33336	* tree-object-size.c (cond_expr_object_size): New.
33337	(collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
33338
333392007-01-08  Jan Hubicka  <jh@suse.cz>
33340
33341	* tree-ssa-forwprop.c (forward_propagate_into_cond,
33342	tree_ssa_forward_propagate_single_use_va): Release defs of propagated
33343	statement.
33344
333452007-01-08  Richard Guenther  <rguenther@suse.de>
33346
33347	PR tree-optimization/23603
33348	* tree-vrp.c (set_value_range_to_truthvalue): New function.
33349	(extract_range_from_binary): Fall back to truthvalue instead of
33350	varying for TRUTH_*_EXPR.
33351	(extract_range_from_comparison): Fall back to truthvalue instead of
33352	varying.
33353	(vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
33354	if all visited PHI values were constant.
33355
333562007-01-08  Jan Hubicka  <jh@suse.cz>
33357
33358	* cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
33359	(cgraph_analyze_function): break out from ...
33360	(cgraph_finalize_compilation_unit): ... here.
33361	(cgraph_expand_function): Remove forgoten commented out line.
33362	(cgraph_optimize): Analyze functions.
33363
333642007-01-08  Jan Hubicka  <jh@suse.cz>
33365
33366	* tree-pas.h (TODO_remove_function): New flag.
33367	(TODO_update*): Renumber.
33368	(pass_ipa_increase_alignment,
33369	pass_ipa_function_and_variable_visibility): New passes.
33370	* cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
33371	(cgraph_function_and_variable_visibility): Move to ipa.c
33372	(cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
33373	cgraph_increase_alignment.
33374	* ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
33375	(cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
33376	calling tree-inline.
33377	(cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
33378	(pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
33379	* tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
33380	(gate_increase_alignment): New function.
33381	(pass_ipa_increase_alignment): New pass.
33382	* ipa.c: Inline tree-pass.h and timevar.h
33383	(function_and_variable_visibility): Move here from cgraphunit.c
33384	* tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
33385	* passes.c (init_optimization_passes): Add the two new passes.
33386	(execute_todo): Handle cgraph_remove_functions.
33387
333882007-01-08  Nick Clifton  <nickc@redhat.com>
33389
33390	* config/frv/predicates.md (reg_or_0_operand): Accept
33391	CONST_DOUBLEs.
33392
333932007-01-08  Ralf Corsépius <ralf.corsepius@rtems.org>
33394
33395	* config/bfin/rtems.h, config/bfin/t-rtems: New.
33396	* config.gcc: Add bfin*-rtems*.
33397
333982007-01-08  Mark Shinwell  <shinwell@codesourcery.com>
33399
33400	* c.opt: Add -flax-vector-conversions.
33401	* c-typeck.c (convert_for_assignment): Pass flag to
33402	vector_types_convertible_p to allow emission of note.
33403	(digest_init): Likewise.
33404	* c-opts.c: Handle -flax-vector-conversions.
33405	* c-common.c (flag_lax_vector_conversions): New.
33406	(vector_types_convertible_p): Unless -flax-vector conversions
33407	has been passed, disallow conversions between vectors with
33408	differing numbers of subparts and/or element types.  If such
33409	a conversion is disallowed, possibly emit a note on the first
33410	occasion only to inform the user of -flax-vector-conversions.
33411	The new last argument specifies this.
33412	* c-common.h (flag_lax_vector_conversions): New.
33413	(vector_types_convertible_p): Add extra argument.
33414	* config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
33415	char_type_node for V*QI type vectors.
33416	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
33417	Update to satisfy new typechecking rules.
33418	* config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
33419	C and C++ variants.
33420	* doc/invoke.texi (C Dialect Options): Document
33421	-flax-vector-conversions.
33422
334232007-01-08  Mark Shinwell  <shinwell@codesourcery.com>
33424
33425	PR tree-optimization/29877
33426	* tree-ssa-ter.c (is_replaceable_p): Deem assignments with
33427	a register variable on the RHS to not be replaceable.
33428
334292007-01-08  Chen Liqin  <liqin@sunnorth.com.cn>
33430	* config/score/t-score-elf (MULTILIB_OPTIONS): Change.
33431	* config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
33432	const_simm15, const_pow2, const_npow2): Added.
33433	* config/score/misc.md (insv, extv, extzv, movmemsi,
33434	move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
33435	* config/score/score.c (score_address_cost, score_select_cc_mode):
33436	Added.
33437	Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
33438	Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
33439	Update score_print_operand.
33440	* config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
33441	Adjust register allocate order and update some macro define.
33442	* config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
33443	mdx_block_move_straight, mdx_block_move_loop_head,
33444	mdx_block_move_loop_body, mdx_block_move_loop_foot,
33445	mdx_block_move_loop, mdx_block_move): Added.
33446	(mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
33447	mdp_limm): Updated and fix some bug and typo.
33448	* config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
33449	(movsf, movdf, doloop_end): Added.
33450
334512007-01-08  Kazu Hirata  <kazu@codesourcery.com>
33452
33453	* config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
33454	config/arm/thumb2.md: Fix comment typos.
33455	* doc/extend.texi: Fix a typo.
33456
334572007-01-07  Eric Christopher  <echristo@apple.com>
33458
33459	* configure.ac: Check for __stack_chk_fail for darwin.
33460	* configure: Regenerate.
33461
334622007-01-07  Richard Guenther  <rguenther@suse.de>
33463
33464	* tree-vrp.c (extract_range_from_assert): CSE calls to
33465	compare_values where possible.
33466	(extract_range_from_unary_expr): Likewise.
33467
334682007-01-07  Anatoly Sokolov <aesok@post.ru>
33469
33470	* config/avr/avr-protos.h (call_insn_operand): Delete prototype.
33471	* config/avr/avr.c (call_insn_operand): Delete function.
33472	* config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
33473	instead of register number. Use predicates.
33474	* config/avr/predicates.md (const0_operand, reg_or_0_operand,
33475	call_insn_operand): Add.
33476
334772007-01-06  Jan Hubicka  <jh@suse.cz>
33478
33479	* tree-pass.h (pass_build_cgraph_edges): Declare.
33480	* cgraphunit.c (record_refernece): Move to cgraphbuild.c
33481	(visited_nodes): Remove.
33482	(cgraph_create_edges): Move to cgraphbuild.c; rename to
33483	build_cgrpah_edges; make visited_nodes local.
33484	(cgraph_process_new_functions): DO not call initialize_inline_failed.
33485	(record_references_in_initializer): Move to cgraphbuild.c
33486	(initialize_inline_failed, rebuild_cgraph_edges,
33487	pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
33488	(verify_cgraph_node): Make visited_nodes local.
33489	(cgraph_analyze_function): Do not call cgraph_create_edges and
33490	initialize_inline_failed.
33491	(cgraph_expand_function): Do not call cgraph_lower_function;
33492	assert that function is already lowered.
33493	* Makefile.in (cgraphbuild.o): New.
33494	* passes.c (init_optimization_passes): Add pass_build_cgraph_edges
33495	at the end of lowering passes.
33496
334972007-01-06  Steven Bosscher  <steven@gcc.gnu.org>
33498
33499	* ifcvt.c (cond_move_convert_if_block): New function, code
33500	factored out from...
33501	(cond_move_process_if_block): ...here.  Call the new function
33502	on the THEN and ELSE blocks.
33503	(merge_if_block): Do not copy global_live_at_end, merge_blocks
33504	already takes care of this.
33505
335062007-01-05  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
33507
33508	PR c/19978
33509	* tree.h (TREE_OVERFLOW_P): New.
33510	* c-typeck.c (parser_build_unary_op): Warn only if result
33511	overflowed and operands did not.
33512	(parser_build_binary_op): Likewise.
33513	(convert_for_assignment): Remove redundant overflow_warning.
33514	* c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
33515
335162007-01-05  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
33517
33518	* c-typeck.c (store_init_value): Split over two lines to follow
33519	the GNU coding style.
33520
335212007-01-05  Benjamin Kosnik  <bkoz@redhat.com>
33522
33523	* c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
33524	__GXX_EXPERIMENTAL_CXX0X__.
33525	* doc/cpp.texi: Same.
33526
335272007-01-05  Richard Guenther  <rguenther@suse.de>
33528
33529	PR middle-end/27826
33530	* tree.c (get_narrower): Do not construct COMPONENT_REFs
33531	with mismatched types.  Instead explicitly build a
33532	conversion NOP_EXPR.
33533
335342007-01-05  Ian Lance Taylor  <iant@google.com>
33535
33536	* c-common.c (decl_with_nonnull_addr_p): New function.
33537	(c_common_truthvalue_conversion): Call it.
33538	* c-typeck.c (build_binary_op): Likewise.
33539	* c-common.h (decl_with_nonnull_addr_p): Declare.
33540
335412007-01-05  Jakub Jelinek  <jakub@redhat.com>
33542
33543	PR c/30360
33544	* libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
33545	denom against 0.0.
33546
335472007-01-05  Joel Brobecker  <brobecker@adacore.com>
33548
33549	* doc/install.texi (Final install): Document the fact that
33550	the GNAT runtime should not be stripped.
33551
335522007-01-04  Jan Hubicka  <jh@suse.cz>
33553
33554	* tree-inline.c (fold_marked_statements): Update operand caches
33555	and EH after folding
33556
335572007-01-04  Ian Lance Taylor  <iant@google.com>
33558
33559	* c-common.c (check_function_nonnull): Whitespace fix.
33560
335612007-01-04  Jan Hubicka  <jh@suse.cz>
33562
33563	* tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
33564	comitted older version of patch.
33565	(pass_fixup_cfg): Add TODOs to verify flow and statements, dump
33566	function, celanup cfg and collect garbage.
33567
335682007-01-04  Mike Stump  <mrs@apple.com>
33569
33570	* Makefile.in (mostlyclean): Don't remove libgcc anymore.
33571	(clean): Likewise.
33572
335732007-01-04  Eric Christopher  <echristo@apple.com>
33574
33575	* libgcc2.c (__bswapsi2): Use SItype.
33576	(__bswapdi2): Use DItype.
33577	* libgcc2.h: Update for above.
33578
335792007-01-04  Paul Brook  <paul@codesourcery.com>
33580
33581	* config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
33582	mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
33583	mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
33584	umulsidi3, umulsidi3adddi, smulsi3_highpart,
33585	umulsi3_highpart): Make conditional on !arm_arch6.
33586	(arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
33587	mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
33588	mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
33589	umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
33590	umulsi3_highpart_v6): New insns.
33591
335922007-01-04  Roger Sayle  <roger@eyesopen.com>
33593
33594	* fold-const.c (fold_convert): When casting an expression to void,
33595	fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
33596	have a type.  Instead of attempting to build a NOP_EXPR, return
33597	these "special" trees directly.
33598
335992007-01-04  Joseph Myers  <joseph@codesourcery.com>
33600
33601	* config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
33602	MULT inside MINUS as either argument.  Use rs6000_cost->dmul -
33603	rs6000_cost->fp not 0 as adjustment for outer NEG.
33604
336052007-01-04  Jan Hubicka  <jh@suse.cz>
33606
33607	* cgraph.c (cgraph_release_function_body): New function.
33608	(cgraph_remove_node): Use it.
33609	* cgraph.h (cgraph_release_function_body): Declare.
33610	* cgraphunit.c (cgraph_expand_function): Use it.
33611	* ipa.c (cgraph_remove_unreahchable_nodes): Use it.
33612	* tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
33613	is initialized and while compilation of other function is running.
33614	* tree-optimize.c (execute_free_cfg_annotations): Move code to clear
33615	statement CFG annotations from here to ...
33616	* tree-cfg.c (delete_tree_cfg_annotations): ... here.
33617
336182007-01-04  Zdenek Dvorak <dvorakz@suse.cz>
33619
33620	* cfgloop.h (enum li_flags): Make the constants powers of two.
33621
336222007-01-04  Jan Hubicka  <jh@suse.cz>
33623
33624	* tree-inline.c (copy_bb): Insert new statements to statements_to_fold
33625	set.
33626	(fold_marked_statements): New function.
33627	(optimize_inline_calls, tree_function_versioning): Fold new statements.
33628	* tree-inline.h (copy_body_data): Add statements_to_fold.
33629
336302007-01-03  Daniel Jacobowitz  <dan@codesourcery.com>
33631
33632	* config.gcc: Mention libgcc/config.host.
33633	* Makefile.in: Update comments mentioning libgcc.
33634	(LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
33635	(all.cross, start.encap, rest.encap, rest.cross): Update
33636	dependencies for libgcc move.
33637	(libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
33638	(clean-target, clean-target-libgcc): Delete.
33639	(srcdirify, GCC_EXTRA_PARTS): New macros.
33640	(libgcc-support, libgcc.mvars): New rules.
33641	(distclean): Remove mention of mklibgcc.
33642	(install): Don't reference INSTALL_LIBGCC.
33643	(install-common): Don't reference EXTRA_PARTS.
33644	(install-libgcc, install-multilib): Delete rules.
33645	* mklibgcc.in: Delete file.
33646	* doc/configfiles.texi: Don't mention mklibgcc.
33647
33648	* config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
33649	* config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
33650	* config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
33651	* config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
33652	(mklibgcc, ldblspecs): Likewise.
33653
33654	* config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
33655	(posixpre.def): Use $(T).
33656	(SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
33657	(SHLIB_SRC, SHLIB_INSTALL): Delete.
33658	(SHLIB_LINK): Make dummy.
33659	* config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
33660
33661	* config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
33662
33663	* config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
33664	* config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
33665	config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
33666	config/rs6000/t-newas, config/sparc/t-elf: Likewise.
33667
33668	* configure.ac (all_outputs): Remove mklibgcc.
33669	* configure: Regenerated.
33670
336712007-01-03  Josh Conner  <jconner@apple.com>
33672
33673	PR middle-end/29683
33674	* calls.c (compute_argument_addresses): Set stack and stack_slot
33675	for partial args, too.
33676	(store_one_arg): Use locate.size.constant for the size when
33677	generating a save_area.
33678
336792007-01-03  Robert Kennedy <jimbob@google.com>
33680
33681	* tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
33682	whose definitions are deleted due to basic block merging.
33683
336842007-01-03  Paul Brook  <paul@codesourcery.com>
33685
33686	PR target/16634
33687	* config/arm/arm.c (output_return_instruction): Pop PC in interrupt
33688	functions.
33689	(use_return_insn): Return 0 for Thumb interrupt functions.
33690	(print_multi_reg): Add rfe argument for IRQ returns.
33691	(arm_output_epilogue): Pop interrupt return address directly into PC.
33692	(arm_expand_prologue): Only adjust IRQ return address in Arm mode.
33693
336942007-01-03  Paul Brook  <paul@codesourcery.com>
33695
33696	Merge from sourcerygxx-4_1.
33697	* config/arm/thumb2.md: New file.
33698	* config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
33699	Thumb-2.
33700	* config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
33701	* config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33702	(ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
33703	* config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
33704	tables.
33705	(ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33706	* config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
33707	comptibility.
33708	* config/arm/ieee754-sf.S: Ditto.
33709	* config/arm/arm.c (thumb_base_register_rtx_p): Rename...
33710	(thumb1_base_register_rtx_p): ... to this.
33711	(thumb_index_register_rtx_p): Rename...
33712	(thumb1_index_register_rtx_p): ... to this.
33713	(thumb_output_function_prologue): Rename...
33714	(thumb1_output_function_prologue): ... to this.
33715	(thumb_legitimate_address_p): Rename...
33716	(thumb1_legitimate_address_p): ... to this.
33717	(thumb_rtx_costs): Rename...
33718	(thumb1_rtx_costs): ... to this.
33719	(thumb_compute_save_reg_mask): Rename...
33720	(thumb1_compute_save_reg_mask): ... to this.
33721	(thumb_final_prescan_insn): Rename...
33722	(thumb1_final_prescan_insn): ... to this.
33723	(thumb_expand_epilogue): Rename...
33724	(thumb1_expand_epilogue): ... to this.
33725	(arm_unwind_emit_stm): Rename...
33726	(arm_unwind_emit_sequence): ... to this.
33727	(thumb2_legitimate_index_p, thumb2_legitimate_address_p,
33728	thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
33729	thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
33730	arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
33731	thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
33732	thumb2_output_casesi): New functions.
33733	(TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
33734	(FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
33735	FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
33736	THUMB2_WORK_REGS): Define.
33737	(arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
33738	arm_condexec_mask, arm_condexec_masklen)): New variables.
33739	(all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
33740	(arm_override_options): Check new CPU capabilities.
33741	Set new architecture flag variables.
33742	(arm_isr_value): Handle v7m interrupt functions.
33743	(user_return_insn): Return 0 for v7m interrupt functions.  Handle
33744	Thumb-2.
33745	(const_ok_for_arm): Handle Thumb-2 constants.
33746	(arm_gen_constant): Ditto.  Use movw when available.
33747	(arm_function_ok_for_sibcall): Return false for v7m interrupt
33748	functions.
33749	(legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
33750	(thumb_find_work_register, arm_load_pic_register,
33751	legitimize_tls_address, arm_address_cost, load_multiple_sequence,
33752	emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
33753	print_multi_reg, output_mov_long_double_fpa_from_arm,
33754	output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
33755	output_mov_double_fpa_from_arm, output_move_double,
33756	arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
33757	output_return_instruction, arm_output_function_prologue,
33758	arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
33759	arm_output_mi_thunk, thumb_set_return_address): Ditto.
33760	(arm_expand_prologue): Handle Thumb-2.  Use arm_save_coproc_regs.
33761	(arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
33762	(arithmetic_instr, shift_op): Use arm_shift_nmem.
33763	(arm_print_operand): Use arm_print_condition.  Handle '(', ')', '.',
33764	'!' and 'L'.
33765	(arm_final_prescan_insn): Use extract_constrain_insn_cached.
33766	(thumb_expand_prologue): Use thumb_set_frame_pointer.
33767	(arm_file_start): Output directive for unified syntax.
33768	(arm_unwind_emit_set): Handle stack alignment instruction.
33769	* config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
33770	Add v6t2, v7, v7a, v7r and v7m.
33771	(RETLDM): Add Thumb-2 code.
33772	(do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
33773	* config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
33774	(TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
33775	TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
33776	THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
33777	ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
33778	THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
33779	CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
33780	ADJUST_INSN_LENGTH): Define.
33781	(TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
33782	STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
33783	BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
33784	PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
33785	SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
33786	TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
33787	HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
33788	HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
33789	REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
33790	REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
33791	LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
33792	GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
33793	ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
33794	FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
33795	PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
33796	(arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
33797	* config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
33798	cortex-m3.
33799	* config/arm/arm-tune.md: Regenerate.
33800	* config/arm/arm-protos.h: Update prototypes.
33801	* config/arm/vfp.md: Enable patterns for Thumb-2.
33802	(arm_movsi_vfp): Add movw alternative.  Use output_move_vfp.
33803	(arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
33804	(thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
33805	thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
33806	* config/arm/libunwind.S: Add Thumb-2 code.
33807	* config/arm/constraints.md: Update include Thumb-2.
33808	* config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
33809	* config/arm/ieee754-df.S: Ditto.
33810	* config/arm/bpabi.S: Ditto.
33811	* config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
33812	* config/arm/predicates.md (low_register_operand,
33813	low_reg_or_int_operand, thumb_16bit_operator): New.
33814	(thumb_cmp_operand, thumb_cmpneg_operand): Rename...
33815	(thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
33816	* config/arm/t-arm-elf: Add armv7 multilib.
33817	* config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
33818	Include thumb2.md.
33819	(UNSPEC_STACK_ALIGN, ce_count): New.
33820	(arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
33821	arm_zero_extendsidi2, arm_zero_extendqidi2): New
33822	insns/expanders.
33823	* config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
33824	(thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
33825	thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
33826	* config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
33827	(cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
33828	thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
33829	insns.
33830	* doc/extend.texi: Document ARMv7-M interrupt functions.
33831	* doc/invoke.texi: Document Thumb-2 new cores+architectures.
33832
338332007-01-03  Jakub Jelinek  <jakub@redhat.com>
33834
33835	* unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
33836	(struct _Unwind_Context): Rename args_size to flags, remove
33837	signal_frame field, add a new args_size field and version field.
33838	(_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
33839	_Unwind_IsExtendedContext): New inline functions.
33840	(_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
33841	Assume by_value array is only present if _Unwind_IsExtendedContext.
33842	(_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
33843	_Unwind_IsSignalFrame.
33844	(__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
33845	(uw_update_context_1): Use _Unwind_SetSignalFrame.
33846	(uw_init_context_1): Initialize context->flags to
33847	EXTENDED_CONTEXT_BIT.
33848	* config/rs6000/linux-unwind.h (frob_update_context): Use
33849	_Unwind_SetSignalFrame.
33850
338512007-01-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>
33852
33853	PR middle-end/30353
33854	* gimplify.c (gimplify_modify_expr_complex_part): Move below
33855	tree_to_gimple_tuple.  Call tree_to_gimple_tuple when we need
33856	the value.
33857
338582007-01-03  Kazu Hirata  <kazu@codesourcery.com>
33859
33860	* config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
33861	REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
33862	RET, AT_SP): Remove.
33863	* config/i386/i386.md (*sse_prologue_save_insn): Use return
33864	instead of RET.
33865
33866	* alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33867	* cfgbuild.c (find_basic_blocks): Likewise.
33868	* cfgrtl.c (rtl_create_basic_block): Likewise.
33869	* function.c (temp_slots_at_level): Likewise.
33870	* reg-stack.c (stack_regs_mentioned): Likewise.
33871	* regclass.c (allocate_reg_info): Likewise.
33872	* tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33873	set_bb_for_stmt, move_block_to_fn): Likewise.
33874	* tree-complex.c (tree_lower_complex): Likewise.
33875	* vec.h (VEC_safe_grow_cleared): New.
33876
33877	* cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
33878
338792007-01-03  Zdenek Dvorak <dvorakz@suse.cz>
33880
33881	* loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
33882	* tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
33883	to loop_version.
33884	* cfgloopmanip.c (scale_loop_frequencies): Export.
33885	(loopify): Scale the frequencies by prescribed coefficients.
33886	(set_zero_probability): New function.
33887	(duplicate_loop_to_header_edge): Improve updating of frequencies.
33888	(lv_adjust_loop_entry_edge, loop_version): Set probabilities
33889	and frequencies according to arguments.
33890	* tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
33891	correctly.
33892	* cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
33893	* modulo-sched.c (sms_schedule): Set probabilities for entering
33894	versioned loop correctly.
33895	* tree-vect-transform.c (vect_transform_loop): Ditto.
33896	* cfgloop.h (loopify, loop_version): Declaration changed.
33897	(scale_loop_frequencies): Declared.
33898
338992007-01-02  Jan Hubicka  <jh@suse.cz>
33900
33901	* cgraph.c: Include tree-flow.h
33902	(cgraph_add_new-function): Handle IPA_SSA mode; execute
33903	early_local_passes.
33904	* cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
33905	* tree-pass.h (pass_all_early_optimizations): Declare.
33906	* cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
33907	early_local_passes.
33908	(cgraph_analyze_function): Do early_local_passes.
33909	* tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33910	Do not add referenced vars.
33911	* tree-optimize.c (gate_all_optimizations): Do not execute when not in
33912	SSA form.
33913	(gate_all_early_local_passes): New gate.
33914	(pass_early_local_passes): Use new gate.
33915	(execute_early_local_optimizations): New functions.
33916	(gate_all_early_optimizations): New gate.
33917	(pass_all_early_optimizations): New pass.
33918	(execute_free_datastructures): Free SSA only when initialized.
33919	(gate_init_datastructures): Init only when optimizing.
33920	(tree_lowering_passes): Do early local passes when called late.
33921	* tree-profile.c (do_tree_profiling): Don't profile functions added
33922	late.
33923	(do_early_tree_profiling, pass_early_tree_profile): Kill.
33924	* tree-cfg.c (update_modified_stmts): Do not update when operands are
33925	not active.
33926	* passes.c (init_optimizations_passes): Reorder so we go into SSA
33927	during early_local_passes.
33928	* Makefile.in (cgraph.o): Add dependency on tree-flow.h.
33929
33930
339312007-01-02  Carlos O'Donell  <carlos@codesourcery.com>
33932
33933	* Makefile.in: Update copyright year.
33934
339352007-01-02  Carlos O'Donell  <carlos@codesourcery.com>
33936
33937	* Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
33938	in $(lang_checks) and check-consistency targets.
33939
339402007-01-02  Jan Hubicka  <jh@suse.cz>
33941
33942	* tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33943	Do not add referenced vars.
33944	* tree-cfg.c (update_modified_stmts): Do not update when SSA operands
33945	are not active.
33946	* passes.c (init_optimization_passes): Put mudflap_2 after
33947	free_datastructures.
33948
339492007-01-02  Jan Hubicka  <jh@suse.cz>
33950
33951	* tree-optimize (execute_fixup_cfg): Set after_inlining flag.
33952	Set NOTHROW flag on call statements proved to be nothrow.
33953	Update statement of local calls so new pure/const functions are
33954	updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
33955	goto receivers.
33956	(tree_rest_of_compilation): Register hooks and initialize bitmap
33957	early. Do not set after_inlining flag.
33958
339592007-01-02  Steve Ellcey  <sje@cup.hp.com>
33960
33961	* sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
33962	HOST_BITS_PER_LONGLONG
33963
339642007-01-02  Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33965
33966	PR c/19977
33967	* c-typeck.c (store_init_value): Don't emit pedantic overflow
33968	warning for non-static initializers.
33969
339702007-01-02  Steven Bosscher  <steven@gcc.gnu.org>
33971
33972	* config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
33973	m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
33974	rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
33975	Always use set_unique_reg_note to add REG_EQUAL notes.
33976
339772007-01-02  Kazu Hirata  <kazu@codesourcery.com>
33978
33979	Revert:
33980	2007-01-02  Kazu Hirata  <kazu@codesourcery.com>
33981
33982	* alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33983	* cfgbuild.c (find_basic_blocks): Likewise.
33984	* cfgrtl.c (rtl_create_basic_block): Likewise.
33985	* function.c (temp_slots_at_level): Likewise.
33986	* reg-stack.c (stack_regs_mentioned): Likewise.
33987	* regclass.c (allocate_reg_info): Likewise.
33988	* tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33989	set_bb_for_stmt, move_block_to_fn): Likewise.
33990	* tree-complex.c (tree_lower_complex): Likewise.
33991	* vec.h (VEC_safe_grow_cleared): New.
33992
339932007-01-02  Ian Lance Taylor  <iant@google.com>
33994
33995	* c-common.c (c_common_truthvalue_conversion): When warning about
33996	using an assignment as a truth value, set TREE_NO_WARNING.
33997
339982007-01-02  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
33999
34000	PR middle-end/7651
34001	* c.opt (Wold-style-declaration): New.
34002	* doc/invoke.texi (C-only Warning Options): New.
34003	(Wold-style-declaration): Document it.
34004	(Wextra): Enabled by -Wextra.
34005	* c-opts.c (c_common_post_options): Enabled by -Wextra.
34006	* c-decl.c (declspecs_add_scspec): Replace -Wextra with
34007	-Wold-style-declaration.
34008
340092007-01-02  Kazu Hirata  <kazu@codesourcery.com>
34010
34011	* alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
34012	* cfgbuild.c (find_basic_blocks): Likewise.
34013	* cfgrtl.c (rtl_create_basic_block): Likewise.
34014	* function.c (temp_slots_at_level): Likewise.
34015	* reg-stack.c (stack_regs_mentioned): Likewise.
34016	* regclass.c (allocate_reg_info): Likewise.
34017	* tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
34018	set_bb_for_stmt, move_block_to_fn): Likewise.
34019	* tree-complex.c (tree_lower_complex): Likewise.
34020	* vec.h (VEC_safe_grow_cleared): New.
34021
340222007-01-02  Douglas Gregor  <doug.gregor@gmail.com>
34023
34024	* c-common.c (c_common_nodes_and_builtins): Since variants of
34025	void_type_node get built before it is given a name, we need to
34026	give those variants the name, too.
34027	(complete_array_type): We need to work with the canonical main
34028	type of the array, from which we will build the qualified version.
34029	* params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
34030	* print-tree.c (print_node): Display canonical type information
34031	for each type.
34032	* stor-layout.c (layout_type): When we don't know the
34033	alignment of a type for which we're building an array, we end up
34034	guessing wrong, so make the type require structural equality.
34035	* tree.c (make_node_stat): When we build a new type, it is its
34036	own canonical type.
34037	(build_type_attribute_qual_variant): When building an attribute
34038	variant, its canonical type is the non-attribute variant. However,
34039	if the attributes are target-dependent and they differ, we need to
34040	use structural equality checks for this type.
34041	(build_qualified_type): A qualified type is not equivalent to its
34042	unqualified variant; set the canonical type appropriately.
34043	(build_distinct_type_copy): When building a distinct type from
34044	another type, the new type is its own canonical type.
34045	(build_variant_type_copy): When building a new type variant, we
34046	assume that it is equivalent to the original type.
34047	(build_pointer_type_for_mode): When building a pointer type, also
34048	build a canonical type pointer.
34049	(build_reference_type_for_mode): When building a reference type,
34050	also build a canonical type reference.
34051	(build_index_type): When we can't hash an index type (e.g.,
34052	because its maximum value is negative), the index type requires
34053	structural equality tests.
34054	(build_array_type): Build the canonical form of an array type.
34055	(build_function_type): Function types require structural equality,
34056	because they contain default arguments, attributes, etc.
34057	(build_method_type_directly): Ditto for method types.
34058	(build_offset_type): Build the canonical offset type.
34059	(build_complex_type): Build the canonical vector type.
34060	(make_vector_type): Build the canonical vector type.
34061	* tree.h (TYPE_CANONICAL): New.
34062	(TYPE_STRUCTURAL_EQUALITY_P): New.
34063	(SET_TYPE_STRUCTURAL_EQUALITY): New.
34064	(struct tree_type): Added "canonical" field.
34065	* params.h (VERIFY_CANONICAL_TYPES): New.
34066	* doc/c-tree.texi (TYPE_CANONICAL): Document.
34067	(TYPE_STRUCTURAL_EQUALITY_P): Document.
34068	(SET_TYPE_STRUCTURAL_EQUALITY): Document.
34069	* doc/invoke.texi (verify-canonical-types): Document --param
34070	parameter for verifying canonical types.
34071
340722007-01-02  Joseph Myers  <joseph@codesourcery.com>
34073
34074	* config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
34075	powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
34076	powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
34077	powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
34078	tm_file.
34079	* config/rs6000/e500.h: New.
34080	* config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
34081	TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
34082	Remove.
34083	* config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
34084	TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
34085	TARGET_E500_DOUBLE): Remove.
34086	* config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
34087	TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
34088	* config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
34089	* config/rs6000/rs6000.c (rs6000_override_options): Use
34090	CHECK_E500_OPTIONS.
34091
340922007-01-02  Joseph Myers  <joseph@codesourcery.com>
34093
34094	* config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
34095	TARGET_E500_DOUBLE), not TARGET_E500, for %y.
34096	(rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
34097	rs6000_emit_cmove): Don't check TARGET_E500.
34098	* config/rs6000/rs6000.md (bunordered, bordered, sunordered,
34099	sordered): Don't check TARGET_E500.
34100
341012007-01-01  Eric Christopher  <echristo@apple.com>
34102
34103	* config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
34104	HARD_REGISTER_NUM_P.
34105
341062007-01-01  Roger Sayle  <roger@eyesopen.com>
34107
34108	* fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
34109	"X eq/ne (C1^C2)".  Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
34110	has no side-effects.  Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
34111	eq/ne Y".
34112
341132007-01-01  Mike Stump  <mrs@apple.com>
34114
34115	* configure.ac: Remove support for building with Apple's gcc-3.1.
34116
341172007-01-02  Joseph Myers  <joseph@codesourcery.com>
34118
34119	PR middle-end/30311
34120	* caller-save.c (add_stored_regs): Only handle SUBREGs if inner
34121	REG is a hard register.  Do not modify REG before calling
34122	subreg_nregs.
34123	* rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
34124	multiple of the size of YMODE for certain lowpart cases.
34125
341262007-01-01  Andrew Pinski  <pinskia@gmail.com>
34127
34128	PR middle-end/30253
34129	* gimplify (voidify_wrapper_expr): Update for
34130	GIMPLE_MODIFY_STMT.
34131
341322007-01-01  Andreas Schwab  <schwab@suse.de>
34133
34134	PR target/29166
34135	* config/ia64/ia64.c (ia64_compute_frame_size): Account space for
34136	save of BR0 in extra_spill_size instead of spill_size.
34137	(ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
34138	area.
34139	(ia64_expand_epilogue): Restore BR0 from its new location.
34140
341412007-01-01  Andrew Pinski  <pinskia@gmail.com>
34142
34143	* gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
34144	Use a temporary variable if the left hand side is not a gimple
34145	register.
34146
341472007-01-01  Andrew Pinski  <pinskia@gmail.com>
34148
34149	* gimplify.c (gimplify_return_expr): Make the temporary variable
34150	for the return expression, a gimple register variable.
34151
341522007-01-01  Jan Hubicka  <jh@suse.cz>
34153
34154	* emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
34155	INSN_LIST.
34156
341572007-01-01  Mike Stump  <mrs@apple.com>
34158
34159	* configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
34160	.literal16.
34161	* config/darwin.c (machopic_select_rtx_section): Use
34162	HAVE_GAS_LITERAL16.
34163	(darwin_mergeable_constant_section): Likewise.
34164	* configure: Regenerate.
34165	* config.in: Regenerate.
34166
341672007-01-01  Jan Hubicka  <jh@suse.cz>
34168	    Andrew Pinski  <pinskia@gmail.com>
34169
34170	* cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
34171	before starting IPA passes.
34172
34173
34174Copyright (C) 2007 Free Software Foundation, Inc.
34175
34176Copying and distribution of this file, with or without modification,
34177are permitted in any medium without royalty provided the copyright
34178notice and this notice are preserved.
34179