1 2009-10-29 Martin Jambor <mjambor@suse.cz>
3 PR tree-optimization/41775
4 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
5 (generate_subtree_copies): Do not unshare agg.
6 (load_assign_lhs_subreplacements): Do not unshare rhs.
7 (sra_modify_assign): Do not unshare exprs.
8 (propagate_subacesses_accross_link): Renamed to
9 propagate_subaccesses_across_link.
11 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
13 * arm.c (count_insns_for_constant): Rework to support counting for
14 thumb2 immediates as well.
15 (find_best_start): Split out from arm_gen_constant.
16 (arm_gen_constant): Rework to support XOR with immediate.
18 2009-10-29 Chao-ying Fu <fu@mips.com>
20 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
22 (mips_expand_synci_loop): Use the length rtx to control the
23 synci loop from the begin rtx that points to the first byte of
26 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
28 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
30 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
32 * dbxout.c (dbxout_common_check): Accept non public trees.
33 * dwarf2out.c (fortran_common): Accept non public trees.
35 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
37 * common.opt (fuse-linker-plugin): New option.
38 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
40 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
42 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
44 PR rtl-optimization/39715
45 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
46 (gen_cstoresi_ltu_thumb1): New splitter.
48 2009-10-28 Richard Guenther <rguenther@suse.de>
52 * tree-ssa.c (useless_type_conversion_p): Do not treat
53 conversions to pointers to incomplete types as useless.
54 * gimple.c (gimple_types_compatible_p): Compare struct tags,
57 2009-10-28 Jakub Jelinek <jakub@redhat.com>
59 * var-tracking.c (emit_note_insn_var_location): Don't call the second
60 vt_expand_loc unnecessarily when location is not a register nor
64 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
65 fields don't have DECL_NAME.
68 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
69 call convert_memory_address on addr.
72 * config/i386/i386.c (ix86_pic_register_p): Don't call
73 rtx_equal_for_cselib_p for VALUEs discarded as useless.
75 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
77 * var-tracking.c (emit_note_insn_var_location): Get the mode of
78 a variable part from its REG, MEM or VALUE.
80 2009-10-28 Richard Guenther <rguenther@suse.de>
82 * gimple.c (gimple_get_alias_set): Fix comment typo.
84 2009-10-28 Richard Guenther <rguenther@suse.de>
86 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
87 (free_lang_data): Unconditionally compute alias sets for all
88 standard integer types. Bail out if gate bailed out previously.
89 Do not reset the types_compatible_p langhook.
90 (gate_free_lang_data): Remove.
91 (struct pass_ipa_free_lang_data): Enable unconditionally.
92 * gimple.c (gimple_get_alias_set): Use the same alias-set for
95 2009-10-28 Richard Guenther <rguenther@suse.de>
98 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
99 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
100 (call_may_clobber_ref_p_1): Likewise.
101 * tree-ssa-structalias.c (find_func_aliases): Likewise.
102 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
104 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
106 PR rtl-optimization/41812
109 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
111 * df-problems.c (df_md_scratch): New.
112 (df_md_alloc, df_md_free): Allocate/free it.
113 (df_md_local_compute): Only include live registers in init.
114 (df_md_transfer_function): Prune the in-set computed by
115 the confluence function, and the gen-set too.
117 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
119 PR rtl-optimization/39715
120 * combine.c (simplify_comparison): Use extensions to
121 widen comparisons. Try an ANDing first.
123 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
125 PR rtl-optimization/40741
126 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
127 a small constant is cheap.
128 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
129 force_reg on the LHS.
130 (xorsi3): Likewise, and split the XOR if the constant is complex
131 and not in Thumb mode.
133 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
135 * expmed.c (emit_store_flag): Check costs before
136 transforming to the opposite representation.
138 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
140 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
141 cstore result to DImode.
143 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
145 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
146 inside the unspec vector.
148 2009-10-27 Richard Henderson <rth@redhat.com>
150 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
152 2009-10-27 Richard Henderson <rth@redhat.com>
155 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
156 eh_region_may_contain_throw; update users.
157 (eh_region_may_contain_throw): New function.
158 (lower_catch): Check flag_exceptions before creating exception region.
159 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
160 (lower_cleanup): Tidy existing flag_exceptions check to match.
162 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
165 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
166 * config/i386/mingw.opt: Add fset-stack-executable.
167 * config/i386/i386.c (ix86_trampoline_init): Make call to
168 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
169 defined and its value is not zero.
172 2009-10-27 Richard Guenther <rguenther@suse.de>
174 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
175 handle calls to externally visible functions like in regular mode.
176 (create_variable_info_for): Do not create function infos here.
177 (have_alias_info): Remove write-only variable.
178 (solve_constraints): New function split out from common code
179 in compute_points_to_sets and ipa_pta_execute.
180 (compute_points_to_sets): Adjust.
181 (ipa_pta_execute): Likewise. Handle clones and externally visible
182 functions like in non-IPA mode.
184 2009-10-27 Jakub Jelinek <jakub@redhat.com>
187 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
190 2009-10-27 Richard Guenther <rguenther@suse.de>
192 * tree-complex.c (expand_complex_div_wide): Check for
193 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
195 2009-10-27 Revital Eres <eres@il.ibm.com>
197 PR tree-optimization/40648
198 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
199 Change decision of when to peel for alignment.
201 2009-10-27 Richard Guenther <rguenther@suse.de>
204 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
206 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
209 * fold-const.c (fold_binary_loc): Do not call
210 protected_set_expr_location.
212 2009-10-27 Wei Guozhi <carrot@google.com>
215 * target.h (have_conditional_execution): Add a new target hook
217 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
218 * targhooks.h (default_have_conditional_execution): Likewise.
219 * targhooks.c (default_have_conditional_execution): Likewise.
220 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
221 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
222 (arm_have_conditional_execution): New function.
223 * ifcvt.c (noce_process_if_block, find_if_header,
224 cond_exec_find_if_block, dead_or_predicable): Change the usage of
225 macro HAVE_conditional_execution to a target hook call.
226 * recog.c (peephole2_optimize): Likewise.
227 * sched-rgn.c (add_branch_dependences): Likewise.
228 * final.c (asm_insn_count, final_scan_insn): Likewise.
229 * bb-reorder.c (HAVE_conditional_execution): Remove it.
231 2009-10-26 Ben Elliston <bje@au.ibm.com>
232 Michael Meissner <meissner@linux.vnet.ibm.com>
233 Ulrich Weigand <uweigand@de.ibm.com>
235 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
236 * config/spu/spu_cache.h: New file.
238 * config/spu/cachemgr.c: New file.
239 * config/spu/cache.S: New file.
241 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
242 (ADDR_SPACE_EA): Define.
243 (TARGET_ADDR_SPACE_KEYWORDS): Define.
244 * config/spu/spu.c (EAmode): New macro.
245 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
246 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
247 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
248 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
249 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
250 (TARGET_ADDR_SPACE_CONVERT): Likewise.
251 (TARGET_ASM_SELECT_SECTION): Likewise.
252 (TARGET_ASM_UNIQUE_SECTION): Likewise.
253 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
254 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
255 (ea_symbol_ref): New function.
256 (spu_legitimate_constant_p): Handle __ea qualified addresses.
257 (spu_addr_space_legitimate_address_p): New function.
258 (spu_addr_space_legitimize_address): Likewise.
259 (cache_fetch): New global.
260 (cache_fetch_dirty): Likewise.
261 (ea_alias_set): Likewise.
262 (ea_load_store): New function.
263 (ea_load_store_inline): Likewise.
264 (expand_ea_mem): Likewise.
265 (spu_expand_mov): Handle __ea qualified memory references.
266 (spu_addr_space_pointer_mode): New function.
267 (spu_addr_space_address_mode): Likewise.
268 (spu_addr_space_subset_p): Likewise.
269 (spu_addr_space_convert): Likewise.
270 (spu_section_type_flags): Handle "._ea" section.
271 (spu_select_section): New function.
272 (spu_unique_section): Likewise.
273 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
274 and __EA64__ predefined macros.
275 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
276 -matomic-updates switches.
278 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
279 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
280 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
281 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
282 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
283 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
284 $(T)cache128k.o): Likewise.
285 ($(T)libgcc_%.a): Likewise.
287 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
288 * config/spu/spu.opt (-mea32/-mea64): Add switches.
289 (-maddress-space-conversion): Likewise.
290 (-mcache-size=): Likewise.
291 (-matomic-updates): Likewise.
292 * doc/invoke.texi (-mea32/-mea64): Document.
293 (-maddress-space-conversion): Likewise.
294 (-mcache-size=): Likewise.
295 (-matomic-updates): Likewise.
297 2009-10-26 Ben Elliston <bje@au.ibm.com>
298 Michael Meissner <meissner@linux.vnet.ibm.com>
299 Ulrich Weigand <uweigand@de.ibm.com>
301 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
303 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
304 defined, add the named address space keywords.
305 (c_addr_space_name): New function.
306 (complete_array_type): Preserve named address space.
307 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
308 instead of targetm.valid_pointer_mode.
310 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
311 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
312 (ADDR_SPACE_KEYWORD): New macro.
313 (c_addr_space_name): Add prototype.
315 * c-tree.h (struct c_declspecs): Add address_space member.
316 (declspecs_add_addrspace): Add prototype.
318 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
320 * c-parser.c (c_parse_init): Add assertion.
321 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
322 (c_lex_one_token): Handle address space keywords.
323 (c_token_starts_typename): Likewise.
324 (c_token_starts_declspecs): Likewise.
325 (c_parser_declspecs): Likewise.
326 (c_parser_postfix_expression_after_paren_type): Diagnose compound
327 literal within function qualified with named address space.
329 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
330 address space qualifiers.
331 (shadow_tag_warned): Warn about useless address space qualifiers.
332 (quals_from_declspecs): Handle address space qualifiers.
333 (grokdeclarator): Likewise.
334 (build_null_declspecs): Likewise.
335 (declspecs_add_addrspace): New function.
337 * c-typeck.c (addr_space_superset): New function.
338 (qualify_type): Handle named address spaces.
339 (composite_type): Likewise.
340 (common_pointer_type): Likewise.
341 (comp_target_types): Likewise.
342 (build_conditional_expr): Likewise.
343 (handle_warn_cast_qual): Likewise.
344 (build_c_cast): Likewise.
345 (convert_for_assignment): Likewise.
346 (build_binary_op): Likewise.
347 (pointer_diff): Handle named address spaces. Use intermediate
348 integer type of sufficient size if required.
350 2009-10-26 Ben Elliston <bje@au.ibm.com>
351 Michael Meissner <meissner@linux.vnet.ibm.com>
352 Ulrich Weigand <uweigand@de.ibm.com>
354 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
355 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
356 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
358 * target.h (struct target_def): Add pointer_mode, address_mode,
359 and valid_pointer_mode to addr_space substructure.
360 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
361 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
362 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
363 (TARGET_ADDR_SPACE_HOOKS): Add them.
364 * targhooks.c (target_default_pointer_address_modes_p): New function.
365 * target.h (target_default_pointer_address_modes_p): Add prototype.
366 * targhooks.c (default_addr_space_pointer_mode): New function.
367 (default_addr_space_address_mode): Likewise.
368 (default_addr_space_valid_pointer_mode): Likewise.
369 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
370 (default_addr_space_address_mode): Likewise.
371 (default_addr_space_valid_pointer_mode): Likewise.
372 * output.h (default_valid_pointer_mode): Move to ...
373 * targhooks.h (default_valid_pointer_mode): ... here.
374 * varasm.c (default_valid_pointer_mode): Move to ...
375 * targhooks.c (default_valid_pointer_mode): ... here.
377 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
378 instead of targetm.valid_pointer_mode.
380 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
381 * tree.c (integer_pow2p): Likewise.
382 (tree_log2): Likewise.
383 (tree_floor_log2): Likewise.
384 (signed_or_unsigned_type_for): Support pointer type of different size.
385 (int_or_pointer_precision): New function.
386 * tree.h (int_or_pointer_precision): Add prototype.
387 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
388 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
389 incoming pointer type instead of POINTER_SIZE.
391 * tree.c (build_pointer_type): Use appropriate pointer mode
393 (build_reference_type): Likewise.
394 * expr.c (store_expr): Likewise.
395 (expand_expr_addr_expr): Likewise.
396 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
397 * cfgexpand.c (expand_debug_expr): Likewise.
399 * auto-inc-dec.c: Include "target.h".
400 (try_merge): Use appropriate address mode instead of Pmode.
401 (find_inc): Likewise.
402 * combine.c (find_split_point): Likewise.
403 * cselib.c (cselib_record_sets): Likewise.
404 * dse.c (replace_inc_dec): Likewise.
405 (canon_address): Likewise.
406 * var-tracking.c (replace_expr_with_values): Likewise.
407 (count_uses): Likewise.
408 (add_uses): Likewise.
409 (add_stores): Likewise.
410 * emit-rtl.c: Include "target.h".
411 (adjust_address_1): Use appropriate address mode instead of Pmode.
412 (offset_address): Likewise.
413 * explow.c (break_out_memory_refs): Likewise.
414 (memory_address_addr_space): Likewise.
415 (promote_mode): Likewise.
416 * expr.c (move_by_pieces): Likewise.
417 (emit_block_move_via_loop): Likewise.
418 (store_by_pieces): Likewise.
419 (store_by_pieces_1): Likewise.
420 (expand_assignment): Likewise.
421 (store_constructor): Likewise.
422 (expand_expr_addr_expr): Likewise.
423 (expand_expr_real_1): Likewise.
424 * cfgexpand.c (expand_debug_expr): Likewise.
425 * ifcvt.c (noce_try_cmove_arith): Likewise.
426 * regcprop.c (kill_autoinc_value): Likewise.
427 * regmove.c (try_auto_increment): Likewise.
428 * reload.c (find_reloads): Likewise.
429 (find_reloads_address): Likewise.
430 (find_reloads_address_1): Likewise.
431 * sched-deps.c: Include "target.h".
432 (sched_analyze_1): Use appropriate address mode instead of Pmode.
433 (sched_analyze_2): Likewise.
434 * sel-sched-dump.c: Include "target.h".
435 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
436 * stor-layout.c (layout_type): Likewise.
437 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
438 (multiplier_allowed_in_address_p): Likewise.
439 (get_address_cost): Likewise.
440 * varasm.c (make_decl_rtl): Likewise.
442 * expr.c (expand_assignment): Always convert offsets to appropriate
444 (store_expr): Likewise.
445 (store_constructor): Likewise.
446 (expand_expr_real_1): Likewise.
448 * reload.h (form_sum): Add MODE argument.
449 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
450 Update recursive calls.
451 (subst_indexed_address): Update calls to form_sum.
453 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
454 * tree-ssa-address.c: Include "target.h".
455 (templates): Replace by ...
456 (mem_addr_template_list): ... this new vector.
457 (TEMPL_IDX): Handle address space numbers.
458 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
459 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
460 instead of global cache. Update call to gen_addr_rtx.
461 (valid_mem_ref_p): Update call to addr_for_mem_ref.
462 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
464 * rtl.h (convert_memory_address_addr_space): Add prototype.
465 (convert_memory_address): Define as macro.
466 * explow.c (convert_memory_address): Rename to ...
467 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
468 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
469 Update recursive calls.
470 (memory_address_addr_space): Call convert_memory_address_addr_space.
471 * expmed.c (make_tree): Likewise.
472 * expr.c (expand_assignment): Likewise.
473 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
474 (expand_expr_addr_expr): Likewise. Also, update call.
476 * alias.c (find_base_value): Guard pointer size optimizations.
477 (find_base_term): Likewise.
478 * rtlanal.c (nonzero_bits1): Likewise.
479 (num_sign_bit_copies1): Likewise.
480 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
482 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
483 (emit-rtl.o): Likewise.
484 (auto-inc-dec.o): Likewise.
485 (sched-deps.o): Likewise.
487 2009-10-26 Ben Elliston <bje@au.ibm.com>
488 Michael Meissner <meissner@linux.vnet.ibm.com>
489 Ulrich Weigand <uweigand@de.ibm.com>
491 * doc/extend.texi (Named Address Spaces): New section.
492 * coretypes.h (addr_space_t): New type.
493 (ADDR_SPACE_GENERIC): New define.
494 (ADDR_SPACE_GENERIC_P): New macro.
496 * doc/tm.texi (Named Address Spaces): New section.
497 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
498 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
499 (TARGET_ADDR_SPACE_SUBSET_P): Document.
500 (TARGET_ADDR_SPACE_CONVERT): Document.
501 * target.h (struct gcc_target): Add addr_space substructure.
502 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
503 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
504 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
505 (TARGET_ADDR_SPACE_CONVERT): Likewise.
506 (TARGET_ADDR_SPACE_HOOKS): Likewise.
507 (TARGET_INITIALIZER): Initialize addr_space hooks.
508 * targhooks.c (default_addr_space_legitimate_address_p): New function.
509 (default_addr_space_legitimize_address): Likewise.
510 (default_addr_space_subset_p): Likewise.
511 (default_addr_space_convert): Likewise.
512 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
513 (default_addr_space_legitimize_address): Likewise.
514 (default_addr_space_subset_p): Likewise.
515 (default_addr_space_convert): Likewise.
517 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
518 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
519 (MEM_ADDR_SPACE): New macro.
520 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
521 address space memory attribute.
522 (mem_attrs_htab_hash): Handle address space memory attribute.
523 (mem_attrs_htab_eq): Likewise.
524 (set_mem_attributes_minus_bitpos): Likewise.
525 (set_mem_alias_set): Likewise.
526 (set_mem_align): Likewise.
527 (set_mem_expr): Likewise.
528 (set_mem_offset): Likewise.
529 (set_mem_size): Likewise.
530 (adjust_address_1): Likewise.
531 (offset_address): Likewise.
532 (widen_memoy_address): Likewise.
533 (get_spill_slot_decl): Likewise.
534 (set_mem_attrs_for_spill): Likewise.
535 (set_mem_addr_space): New function.
536 * emit-rtl.h (set_mem_addr_space): Add prototype.
537 * print-rtl.c (print_rtx): Print address space memory attribute.
538 * expr.c (expand_assignment): Set address space memory attribute
539 of generated MEM RTXes as appropriate.
540 (expand_expr_real_1): Likewise.
541 * cfgexpand.c (expand_debug_expr): Likewise.
542 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
544 * tree.h (struct tree_base): Add address_space bitfield. Reduce
545 size of "spare" bitfield.
546 (TYPE_ADDR_SPACE): New macro.
547 (ENCODE_QUAL_ADDR_SPACE): Likewise.
548 (DECODE_QUAL_ADDR_SPACE): Likewise.
549 (CLEAR_QUAL_ADDR_SPACE): Likewise.
550 (KEEP_QUAL_ADDR_SPACE): Likewise.
551 (TYPE_QUALS): Encode type address space.
552 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
553 * tree.c (set_type_quals): Set type address space.
554 (build_array_type): Inherit array address space from element type.
555 * print-tree.c (print_node_brief): Print type address space.
556 (print_node): Likewise.
557 * tree-pretty-print.c (dump_generic_node): Likewise.
559 * explow.c (memory_address): Rename to ...
560 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
561 Use address-space aware variants of memory address routines.
562 * recog.c (memory_address_p): Rename to ...
563 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
564 Use address-space aware variants of memory address routines.
565 (offsettable_address_p): Rename to ...
566 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
567 Use address-space aware variants of memory address routines.
568 * reload.c (strict_memory_address_p): Rename to ...
569 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
570 Use address-space aware variants of memory address routines.
571 (maybe_memory_address_p): Rename to ...
572 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
573 Use address-space aware variants of memory address routines.
574 * expr.h (memory_address_addr_space): Add prototype.
575 (memory_address): Define as macro.
576 * recog.h (memory_address_addr_space_p): Add prototype.
577 (memory_address_p): Define as macro.
578 (offsettable_address_addr_space_p): Add prototype.
579 (offsettable_address_p): Define as macro.
580 (strict_memory_address_addr_space_p): Add prototype.
581 (strict_memory_address_p): Define as macro.
583 * combine.c (find_split_point): Use address-space aware variants
584 of memory address routines.
585 * emit-rtl.c (operand_subword): Likewise.
586 (change_address_1): Likewise.
587 (adjust_address_1): Likewise.
588 (offset_address): Likewise.
589 * expr.c (emit_move_insn): Likewise.
590 (expand_assignment): Likewise.
591 (expand_expr_real_1): Likewise.
592 * recog.c (verify_changes): Likewise.
593 (general_operand): Likewise.
594 (offsettable_memref_p): Likewise.
595 (offsettable_nonstrict_memref_p): Likewise.
596 (constrain_operands): Likewise.
597 * reload.c (get_secondary_mem): Likewise.
598 (find_reloads_toplev): Likewise.
599 (find_reloads_address): Likewise.
600 (find_reloads_subreg_address): Likewise.
601 * reload1.c (reload): Likewise.
602 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
603 * rtl.h (address_cost): Add ADDRSPACE argument.
604 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
605 aware variant of memory address routines.
606 * loop-invariant.c (create_new_invariant): Update address_cost call.
607 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
608 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
609 Use address-space aware variant of memory address routines.
610 (propagate_rtx_1): Update call to should_replace_address.
611 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
613 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
614 ADDRSPACE argument. Use per-address-space instead of global cache.
615 Use address-space aware variant of memory address routines.
616 (get_address_cost): Likewise.
617 (get_computation_cost_at): Update calls.
618 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
619 Use address-space aware variant of memory address routines.
620 (create_mem_ref_raw): Update call to valid_mem_ref_p.
621 (most_expensive_mult_to_index): Update call to
622 multiplier_allowed_in_address_p.
624 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
625 attribute to indicate named address spaces.
627 * varasm.c (get_variable_section): DECLs in named address spaces
630 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
631 for addresses in a non-generic address space.
633 * expr.c (emit_block_move_hints): Do not use libcalls for
634 memory in non-generic address spaces.
635 (clear_storage_hints): Likewise.
636 (expand_assignment): Likewise.
638 * fold-const.c (operand_equal_p): Expressions refering to different
639 address spaces are not equivalent.
641 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
642 spaces are not equivalent.
643 (rtx_equal_p): Likewise.
644 * cse.c (exp_equiv_p): Likewise.
645 * jump.c (rtx_renumbered_equal_p): Likewise.
646 * reload.c (operands_match_p): Likewise.
648 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
649 address spaces may alias.
650 (true_dependence): Likewise.
651 (canon_true_dependence): Likewise.
652 (write_dependence_p): Likewise.
654 * dse.c (canon_address): Handle named address spaces.
655 * ifcvt.c (noce_try_cmove_arith): Likewise.
657 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
658 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
659 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
660 to handle conversions between different address spaces.
661 * fold-const.c (fold_convert_loc): Likewise.
662 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
663 * tree-pretty-print.c (dump_generic_node): Likewise.
664 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
665 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
666 * tree-inline.c (estimate_operator_cost): Likewise.
667 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
668 to different address spaces are not useless.
670 2009-10-26 Jakub Jelinek <jakub@redhat.com>
673 * cfgcleanup.c (trivially_empty_bb_p): New function.
674 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
677 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
678 add_name_and_src_coords_attributes, gen_namespace_die,
679 dwarf2out_set_name): Handle dwarf2_name returning NULL.
681 2009-10-26 Nick Clifton <nickc@redhat.com>
683 * config.gcc: Add support for RX target.
684 * config/rx: New directory.
685 * config/rx/constraints.md: New file.
686 * config/rx/predicates.md: New file.
687 * config/rx/rx.c: New file.
688 * config/rx/rx.h: New file.
689 * config/rx/rx.md: New file.
690 * config/rx/rx.opt: New file.
691 * config/rx/rx-protos.h: New file.
692 * config/rx/t-rx: New file.
693 * doc/extend.texi: Document RX function attributes.
694 * doc/invoke.texi: Document RX specific command line options.
695 * doc/contrib.texi: Document RX contribution.
696 * doc/md.texi: Document RX constraints.
697 * doc/install.texi: Document RX support.
699 2009-10-26 Michael Matz <matz@suse.de>
701 PR tree-optimization/41783
702 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
703 case for simple diamonds.
704 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
705 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
706 argument, use alias oracle to skip some vdefs.
707 (phi_translate_1): Change call to above, don't allocate new
708 value ids if they can stay the same.
709 (compute_avail): Allow vuse walking when looking up references.
711 2009-10-26 Richard Guenther <rguenther@suse.de>
713 PR tree-optimization/41826
714 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
715 access to re-allocated vector fields.
717 2009-10-26 Richard Guenther <rguenther@suse.de>
719 * graphite-sese-to-poly.c (check_poly_representation): Fix
720 compile without checking.
722 2009-10-26 Janus Weil <janus@gcc.gnu.org>
725 * gimple.h (tree_annotate_all_with_location): Remove prototype.
726 * gimplify.c (tree_should_carry_location_p,
727 tree_annotate_one_with_location,tree_annotate_all_with_location):
728 Remove obsolete functions.
730 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
733 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
735 2009-10-25 Richard Guenther <rguenther@suse.de>
737 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
738 Stream DECL_RESTRICTED_P.
739 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
741 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
743 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
744 a note when expanding to nothing.
746 2009-10-25 Richard Guenther <rguenther@suse.de>
749 * tree.c (find_decls_types_r): Deal with Java overloading
750 BINFO_VIRTUALS for its own purpose.
752 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
754 * config/mips/predicates.md (hilo_operand): New predicate.
755 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
756 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
757 splitter part from here ...:
758 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
759 op0 and op4 to match the DINS case.
760 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
762 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
765 * avr.md (QIDI): Add new mode iterator.
766 (sbrx_branch<mode>): Create new zero extract bit, test and jump
767 patterns for all QI thru DI modes combinations.
768 (sbrx_and_branch<mode>): Create new and based bit test and jump
769 patterns for QI thru SI modes.
770 avr.c (avr_out_sbxx_branch): Use only bit number.
772 2009-10-24 Jan Hubicka <jh@suse.cz>
774 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
776 (analyze_function): When analyzing noreturn nothrow call, do not
777 compute written stats; free bitmaps of vars early if possible.
778 (generate_summary): Only update bitmaps if computed.
779 (propagate): Only dump bitmaps if computed.
780 (ipa_reference_read_summary): Fix pasto.
782 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
784 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
785 (aliasing_component_refs_p): ...this. Return true if there is no
786 common base and the base access types have the same alias set.
787 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
788 (indirect_refs_may_alias_p): Likewise.
790 2009-10-23 Joseph Myers <joseph@codesourcery.com>
793 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
794 a C_MAYBE_CONST_EXPR.
796 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
799 * config/rs6000/rs6000.c (struct machine_function): Add
800 vsx_or_altivec_used_p to record if vector types are used.
801 (rs6000_expand_to_rtl_hook): Rename from
802 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
803 any vector operations, so if there are, we can set VRSAVE to
804 non-zero when only floating point vector registers are used.
805 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
806 (rs6000_check_vector_mode): Inner function to check if vector
807 types are used in the code.
808 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
809 vector instructions are used.
811 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
812 Indicate that VSX registers which overlap floating point
813 registers, can't be used across a call, since the ABI only states
814 the scalar part of the register will be saved and restored.
816 2009-10-23 Joseph Myers <joseph@codesourcery.com>
819 * alias.c (get_alias_set): Call langhook before returning 0 for
820 types with structural equality.
821 * c-common.c (c_common_get_alias_set): Use alias set of element
822 type for arrays with structural comparison.
824 2009-10-23 Richard Guenther <rguenther@suse.de>
827 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
828 gimple_call_nothrow_p.
830 2009-10-23 Richard Guenther <rguenther@suse.de>
832 PR tree-optimization/41778
833 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
834 redundancy along a path in the CFG we want to optimize for speed
835 is going to be removed.
836 (execute_pre): Do partial-PRE only if the function is to be
838 (gate_pre): Do not turn off all of PRE when not optimizing a
841 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
843 * builtins.c (fold_builtin_cabs): Use validate_arg().
844 (fold_builtin_cexp): Fix if-logic.
845 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
847 2009-10-22 Jeff Law <law@redhat.com>
849 * ira-lives.c (process_single_reg_class_operands): Update the
850 hard reg costs for all the hard registers desired by the
851 single reg class operand.
853 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
855 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
856 for rtxes that aren't handled specially.
858 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
860 * rtl.h (shallow_copy_rtvec): Declare.
861 * rtl.c (shallow_copy_rtvec): New function.
862 * cselib.c (cselib_subst_to_values): Use it. Only modify an
863 rtx field if the subrtx has changed.
865 2009-10-22 Anatoly Sokolov <aesok@post.ru>
867 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
868 (m32c_function_value): Make static, add new 'outgoing' argument.
869 (m32c_libcall_value): Make static, add new 'fun' argument.
870 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
871 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
872 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
873 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
874 (m32c_function_value, m32c_libcall_value): Delete declaration.
876 2009-10-22 Diego Novillo <dnovillo@google.com>
878 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
880 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
882 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
885 2009-10-22 Richard Guenther <rguenther@suse.de>
887 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
888 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
889 (lto_symtab_merge): Do not merge cgraph nodes here.
890 (lto_symtab_resolve_can_prevail_p): Simplify.
891 (lto_symtab_resolve_symbols): Store cgraph node.
892 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
893 functions from the symtab.
894 (lto_symtab_merge_cgraph_nodes_1): New function.
895 (lto_symtab_merge_cgraph_nodes): Likewise.
897 2009-10-22 Richard Guenther <rguenther@suse.de>
900 * lto-streamer-out.c (lto_output_location): Stream the
902 * lto-streamer-in.c (lto_input_location): Likewise.
904 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
906 * cfgloopmanip.c (duplicate_subloops): Export.
907 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
908 (transform_to_exit_first_loop): Duplicate bbs starting from
909 header up to loop->latch instead of exit->src.
910 Initialize control variable to the correct number of iterations.
911 (gather_scalar_reductions): Do not register double reductions.
912 (parallelize_loops): Dump which loop is tested.
913 Indicate whether the parallelized loop is inner or not.
914 Remove the innermost-loop requirement.
915 * cfgloop.h (duplicate_subloops): Export.
916 * tree-cfg.c (add_phi_args_after_redirect): New function.
917 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
918 Call duplicate_subloops.
919 Update number of iterations at the exit condition.
920 Don't redirect nexits always to the loop exit.
921 Redirect copied edges from latch to the loop exit.
923 2009-10-22 Jan Hubicka <jh@suse.cz>
925 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
927 * ipa-inline.c (cgraph_mark_inline_edge,
928 cgraph_decide_inlining_of_small_function,
929 cgraph_decide_inlining, inline_read_summary): Disable indirect
930 inlining for WPA for time being.
932 PR tree-optimize/40556
933 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
935 2009-10-22 Richard Guenther <rguenther@suse.de>
937 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
938 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
940 2009-10-22 Jan Hubicka <jh@suse.cz>
943 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
945 (check_call): Handle only indirect calls.
946 (propagate_bits): Update comment.
947 (write_node_summary_p): Turn bogus check to assert.
948 (ipa_reference_write_summary): Stream calls_read_all properly.
949 (ipa_reference_read_summary): Stream in calls_read_all properly.
950 (read_write_all_from_decl): New function.
951 (propagate): Handle OVERWRITABLE nodes and external calls here.
952 * ipa-pre-const.c (check_call): In IPA mode handle indirect
954 (analyze_function): Do not check visibility here.
955 (add_new_function): We summary OVERWRITABLE too.
956 (generate_summary): Stream OVERWRITABLE nodes too.
957 (propagate): Handle external calls and OVERWRITABLE nodes here.
958 (local_pure_const): Check visibility here.
960 2009-10-22 Jan Hubicka <jh@suse.cz>
962 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
963 (pass_ipa_cp): Register them.
964 (ipcp_init_stage): Analyze all functions for whopr/lto.
965 (ipcp_propagate_stage): Skip external calls.
966 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
967 * ipa-reference.c (write_node_summary_p): Fix thinko about
969 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
970 when in ltrans, skip executing of ipa passes since everything
972 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
973 (inline_generate_summary): Likewise.
974 (inline_read_summary): New function.
975 (inline_write_summary): New function.
976 (pass_ipa_inline): Register new hooks.
977 * ipa-prop.c: Inlcude lto-streamer.h
978 (ipa_edge_args_vector): Update declaration.
979 (ipa_count_arguments, ipa_compute_jump_functions,
980 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
981 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
982 ipa_read_node_info): New static functions.
983 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
984 (duplicate_array): Use xmalloc.
985 (duplicate_ggc_array): New.
986 (ipa_edge_duplication_hook): Use it.
987 (ipa_update_after_lto_read): New function.
988 * ipa-prop.h (ipa_prop_write_jump_functions,
989 ipa_prop_read_jump_functions): Declare.
990 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
991 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
992 (ipa_edge_args_vector): Move into GGC.
993 (ipa_check_create_edge_args): Update.
994 (ipa_update_after_lto_read): New.
995 * passes.c (ipa_write_summaries_1): When in wpa, do not write
997 (ipa_read_summaries): When in ltrans, so not read summaries.
998 * lto-streamer.c (lto_get_section_name): Add
999 LTO_section_jump_functions.
1000 * lto-streamer.h (LTO_section_jump_functions): New section.
1001 (produce_asm): Declare.
1002 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
1003 * lto-streamer-out.c (produce_asm): Export.
1004 * lto-streamer-in.c: Include tree-pass.h
1005 (input_function): Free dominance info when done.
1006 (lto_read_body): Push ipa_inline in ltrans stage.
1007 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
1008 * Makefile.in (GTFILES): Add ipa-prop.h
1010 2009-10-22 Matthias Klose <doko@ubuntu.com>
1012 * doc/install.texi: Document --enable-browser-plugin.
1014 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
1016 * doc/invoke.texi (fira-loop-pressure): Update default value.
1017 * opts.c (decode_options): Remove default value setting for
1018 flag_ira_loop_pressure.
1019 * config/ia64/ia64.c (ia64_override_options): Set
1020 flag_ira_loop_pressure up for -O3.
1021 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
1023 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
1025 PR tree-optimization/41497
1026 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
1027 chrec_dont_know if the evolution function returned by follow_ssa_edge
1028 is constant in the analyzed loop and is not compatible with the
1029 initial value before the loop.
1030 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
1032 2009-10-21 Joseph Myers <joseph@codesourcery.com>
1034 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
1036 2009-10-21 Jakub Jelinek <jakub@redhat.com>
1039 * doc/invoke.texi: Document -print-multi-os-directory.
1041 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
1044 * gcc/config/darwin10.h: Use default_emit_unwind_label.
1045 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
1046 when darwin_emit_unwind_label is used.
1048 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
1050 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
1053 2009-10-20 Richard Henderson <rth@redhat.com>
1055 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
1056 before emit_post_landing_pad.
1058 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
1060 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
1061 Use when calling rtx_costs.
1062 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
1063 global optimize_size. Pass speed to mips_binary_cost.
1065 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1067 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
1070 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
1072 * rtl.h (simplify_replace_fn_rtx): Declare.
1073 (wrap_constant, unwrap_constant): Delete.
1074 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
1075 (expand_debug_expr): Don't call wrap_constant.
1076 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
1077 (auto_adjust_pair): Fold into...
1078 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
1079 Just return a new value.
1080 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
1081 otherwise use simplify_replace_rtx.
1082 * cselib.c (wrap_constant): Reinstate old definition.
1083 (cselib_expand_value_rtx_1): Don't wrap constants.
1084 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
1085 simplify_replace_rtx.
1086 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
1087 * reload1.c (reload): Skip all uses for an insn before adjusting it.
1088 Use simplify_replace_rtx.
1089 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
1091 (simplify_replace_rtx): ...here. Turn into a wrapper for
1092 simplify_replace_fn_rtx.
1093 (simplify_unary_operation): Don't unwrap CONSTs.
1094 * var-tracking.c (check_wrap_constant): Delete.
1095 (vt_expand_loc_callback): Don't call it.
1096 (vt_expand_loc): Likewise.
1098 2009-10-20 Pascal Obry <obry@adacore.com>
1099 Eric Botcazou <ebotcazou@adacore.com>
1101 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
1103 2009-10-20 Michael Matz <matz@suse.de>
1105 * loop-invariant.c (create_new_invariant): Use different magic number.
1107 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
1110 * arm.c (arm_override_options): Forcibly disable hot/cold block
1113 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1116 * haifa-sched.c (try_ready): Skip debug deps updating speculation
1119 2009-10-20 Richard Guenther <rguenther@suse.de>
1121 * ggc-page.c: Include cfgloop.h.
1122 (struct max_alignment): Drop long double, add void *.
1123 (extra_order_size_table): Add low non-power-of-two multiples
1124 of MAX_ALIGNMENT. Drop small type-based entries, add
1125 tree_type, cgraph_node and loop.
1126 * alloc-pool.c (struct allocation_object_def): Drop long double
1129 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1132 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
1133 referenced just in DEBUG_INSNs.
1135 2009-10-20 Richard Guenther <rguenther@suse.de>
1138 * gimple.c (gimple_register_type): Make sure we register
1139 the types main variant first.
1141 2009-10-20 Richard Guenther <rguenther@suse.de>
1143 * gimple.c (gimple_types_compatible_p): Simplify. Move
1144 cheap checks before hashtable queries. Add checks for
1145 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
1147 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
1149 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
1150 without size or with size that can't be represented as a host integer.
1152 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1154 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
1155 the removal of a debug stmt as a significant change.
1157 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
1159 * config/s390/s390.md: Added agen condition to operand
1160 forwarding bypasses. Added bypass for early address generation
1161 use of int results. Updated comments.
1163 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
1165 * config/i386/i386.c: Remove signal.h #include.
1167 2009-10-20 Jie Zhang <jie.zhang@analog.com>
1169 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
1170 * doc/rtl.texi: Document ss_abs.
1172 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1174 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
1175 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
1176 instead of C_LEX_RAW_STRINGS.
1177 (lex_string): Handle CPP_UTF8STRING.
1178 * c-parser.c (c_parser_postfix_expression): Likewise.
1179 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
1180 (C_LEX_STRING_NO_JOIN): ... this.
1182 2009-10-19 Anatoly Sokolov <aesok@post.ru>
1184 * config/cris/cris.c (cris_function_value, cris_libcall_value,
1185 cris_function_value_regno_p): New functions.
1186 (cris_promote_function_mode): Update comment.
1187 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1188 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1189 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
1190 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
1192 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1194 * unwind-dw2.c (execute_stack_op): Fix operand order for
1195 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
1197 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
1199 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
1200 (lower_stmt) <GIMPLE_BIND>: Add comment.
1201 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
1203 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
1204 Otherwise lower it and set cannot_fallthru to true.
1205 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
1206 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
1207 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
1208 to true for a noreturn call. Do not remove statements.
1209 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
1210 Set cannot_fallthru to false on function exit.
1211 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
1212 <GIMPLE_ASSIGN>: Remove.
1214 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1216 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
1218 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1220 * config/s390/s390.c (s390_z10_optimize_cmp): Use
1221 next/prev_active_insn to skip DEBUG_INSNs as well.
1223 2009-10-19 Joseph Myers <joseph@codesourcery.com>
1225 * config/arm/arm.c (output_move_neon): Use DImode in call to
1228 2009-10-19 Matthias Klose <doko@ubuntu.com>
1231 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
1233 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1235 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
1237 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1240 * optabs.c (expand_binop): Make mode of shift count expression mode
1241 of shift count not target.
1244 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1246 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
1247 case. Force using values to replace references within the statement.
1248 (convert_local_reference_stmt): Likewise.
1250 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1252 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
1253 remove a subsequent GOTO or RETURN statement.
1255 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
1257 * config/avr.md (*movqi): Add zero as equally preferable constraint
1258 as general register.
1261 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1263 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
1265 2009-10-17 Richard Guenther <rguenther@suse.de>
1267 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
1269 2009-10-17 Richard Guenther <rguenther@suse.de>
1271 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
1272 operands in COMPONENT_REFs.
1274 2009-10-17 Anatoly Sokolov <aesok@post.ru>
1276 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
1277 if not defined. Change type of second argument to const_rtx.
1278 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
1280 * targhooks.h (default_libcall_value): Update prototype.
1281 * target.h (struct gcc_target): Change type of second argument of
1282 libcall_value to const_rtx.
1283 * config/arm/arm.c (arm_libcall_value): Change type of second argument
1285 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
1286 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
1288 2009-10-17 Jakub Jelinek <jakub@redhat.com>
1291 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
1292 * cgraphunit.c (cgraph_optimize): Call it.
1293 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
1294 (dwarf2out_assembly_start): ... here. New hook.
1295 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
1296 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
1298 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
1299 * sdbout.c (sdb_debug_hooks): Likewise.
1300 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
1301 (vmsdbgout_assembly_start): New hook.
1303 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1305 * rtl.h (RTL_LOCATION): Fix typo.
1307 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1309 * print-rtl.c (print_rtx): Print locators in asm_operands
1312 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1315 * sched-deps.c (depl_on_debug_p): New.
1316 (attach_dep_link): Reject debug deps before nondebug deps.
1317 (add_to_deps_list): Insert debug deps after nondebug deps.
1318 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
1320 (sd_add_dep): Do not reject debug deps.
1321 (add_insn_mem_dependence): Don't count debug deps.
1322 (remove_from_deps): Likewise.
1323 (sched_analyze_2): Set up mem deps on debug insns.
1324 (sched_analyze_insn): Record reg uses for deps on debug insns.
1325 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
1326 try_ready nondebug insn after debug insn.
1327 * ddg.c (create_ddg_dep_from_intra_loop_link,
1328 create_ddg_dep_no_link): Don't reject debug deps.
1330 2009-10-16 Richard Guenther <rguenther@suse.de>
1332 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
1333 (maybe_merge_incomplete_and_complete_type): Likewise.
1334 (lto_symtab_merge): Do not call them. Do not warn for
1335 complete vs. incomplete compatible types.
1336 (lto_symtab_merge_decls_2): Simplify.
1337 * gimple.c (gimple_force_type_merge): Remove.
1338 (gimple_types_compatible_p): Make it static.
1339 * gimple.h (gimple_force_type_merge): Remove.
1340 (gimple_types_compatible_p): Likewise.
1342 2009-10-16 Jakub Jelinek <jakub@redhat.com>
1344 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
1345 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
1347 2009-10-16 Richard Guenther <rguenther@suse.de>
1349 PR tree-optimization/41728
1350 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
1351 if fold_stmt did anything.
1353 2009-10-16 Richard Guenther <rguenther@suse.de>
1356 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
1357 (maybe_fixup_handled_component): New function.
1358 (input_gimple_stmt): Fixup mismatched decl replacements.
1360 2009-10-16 Richard Guenther <rguenther@suse.de>
1363 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
1364 the same as VAR_DECL.
1366 2009-10-16 Richard Guenther <rguenther@suse.de>
1368 * gimple.c (iterative_hash_gimple_type): For integer types
1369 also hash their minimum and maximum values and the string flag.
1370 For array types hash their domain and the string flag.
1372 2009-10-16 Richard Guenther <rguenther@suse.de>
1374 * gimple.c (gimple_types_compatible_p): Restrict completing
1375 types to record or unions. Simplify completion.
1376 Do not merge records or unions with different
1377 TYPE_STRUCTURAL_EQUALITY_P tag.
1378 (iterative_hash_gimple_type): Restrict non-recursing into
1379 pointer targets for records and unions.
1381 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1384 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
1385 * dwarf2out.c (mem_loc_descriptor): Don't handle
1386 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
1387 punt if it is not lowpart subreg or if inner mode isn't
1390 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1392 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
1393 investigating previous or next insns.
1395 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
1397 * tree-sra.c (build_ref_for_offset_1): Update comment.
1399 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
1401 * config/s390/s390.md (atype): Added missing values.
1403 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1406 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
1407 (casesi64p): Update pattern to reflect above.
1409 2009-10-15 Steve Ellcey <sje@cup.hp.com>
1411 PR rtl-optimization/41697
1412 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
1414 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1417 * config/rs6000/predicates.md: Update copyright year.
1418 * config/rs6000/altivec.md: Ditto.
1420 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
1421 (MD_INCLUDES): Add a2.md.
1423 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
1424 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
1425 (builtin_classify): New static vector to classify various builtins
1426 to get the tree attributes correct.
1427 (def_builtin): Set the attributes of builtins based on what the
1428 builtin does (i.e. memory operation, floating point, saturation
1429 need special attributes, others are pure functions).
1431 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
1433 (enum rs6000_builtins): Include rs6000-builtin.def to define the
1434 builtins. Change the end marker to MAX_RS6000_BUILTINS from
1435 RS6000_BUILTIN_COUNT.
1436 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
1437 MAX_RS6000_BUILTINS.
1439 * config/rs6000/rs6000-builtin.def: New file that combines the
1440 builtin enumeration name and attributes.
1442 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
1444 * config/i386/linux.h (ASM_SPEC): Add --32.
1446 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1448 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
1449 and DW_TAG_template_alias.
1450 (dwarf_attr_name): Handle DW_AT_main_subprogram,
1451 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
1452 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
1453 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
1454 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
1455 and DW_AT_GNU_odr_signature.
1456 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
1457 DW_FORM_flag_present and DW_FORM_ref_sig8.
1458 (output_signature): Only print name on the first byte.
1459 (output_die): Likewise for dw_val_class_data8.
1461 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
1463 * doc/invoke.texi: Clarify that most optimizations are not enabled
1466 2009-10-15 Richard Guenther <rguenther@suse.de>
1469 * gimple.c (compare_type_names_p): Handle anonymous names
1470 differently based on new mode argument.
1471 (gimple_types_compatible_p): For structs also compare the tags.
1472 (iterative_hash_type_name): Rename to ...
1473 (iterative_hash_name): ... this. Hash all names.
1474 (iterative_hash_gimple_type): Fix hashing the struct tag of
1475 pointer targets. Hash field decl names.
1477 2009-10-15 Richard Guenther <rguenther@suse.de>
1480 * gimple.c (gimple_get_alias_set): Avoid recursing on
1481 invalid type topology.
1483 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1485 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
1487 2009-10-15 Richard Guenther <rguenther@suse.de>
1489 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
1491 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1493 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
1494 add --with-tune{,-32,-64} configured default for -mtune if explicit
1497 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
1499 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
1501 2009-10-14 DJ Delorie <dj@redhat.com>
1503 * config/h8300/h8300.c (F): New.
1505 (h8300_emit_stack_adjustment): Call them.
1507 (h8300_push_pop): Likewise.
1508 (h8300_expand_prologue): Likewise.
1509 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
1510 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1511 (INCOMING_RETURN_ADDR_RTX): Define.
1512 (INCOMING_FRAME_SP_OFFSET): Define.
1513 (DWARF_CIE_DATA_ALIGNMENT): Define.
1515 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1517 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
1518 fields in builtin structs.
1519 (finalize_record_size): Likewise.
1521 2009-10-14 Richard Guenther <rguenther@suse.de>
1523 * gimple.c (gtc_ob): New global.
1524 (struct type_pair_d): Replace pointers with type UIDs.
1525 (type_pair_hash): Adjust.
1526 (type_pair_eq): Likewise.
1527 (lookup_type_pair): Likewise. Allocate from an obstack.
1528 (gimple_force_type_merge): Adjust.
1529 (gimple_types_compatible_p): Likewise.
1530 (free_gimple_type_tables): Free the obstack.
1532 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1534 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
1535 stmts setting DEBUG_EXPR_DECLs.
1537 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
1538 Don't crash if mode1 is VOIDmode.
1540 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
1542 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
1543 * params.h (IRA_LOOP_RESERVED_REGS): New.
1544 * tree-pass.h (pass_subregs_of_mode_init,
1545 pass_subregs_of_mode_finish): Remove.
1546 * passes.c (pass_subregs_of_mode_init,
1547 pass_subregs_of_mode_finish): Remove.
1548 (pass_reginfo_init): Move before loop optimizations.
1549 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
1550 * common.opt (fira-loop-pressure): New.
1551 * toplev.h (flag_ira_loop_pressure): New.
1552 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
1553 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
1554 Make external and void type functions.
1555 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
1556 pass_subregs_of_mode_finish): Remove.
1557 * ira-costs.c (init_costs): Call init_subregs_of_mode.
1558 * regmove.c: Include ira.h.
1559 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
1560 register pressure calculation in loops.
1561 * loop-invariant.c: Include REGS_H and ira.h.
1562 (struct loop_data): New members max_reg_pressure, regs_ref, and
1564 (struct invariant): New member orig_regno.
1565 (curr_loop): New variable.
1566 (find_exits): Initialize regs_ref and regs_live.
1567 (create_new_invariant): Initialize orig_regno.
1568 (get_cover_class_and_nregs): New.
1569 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
1570 array. Add code for flag_ira_loop_pressure.
1571 (gain_for_invariant): Make new_regs an array. Add code for
1572 flag_ira_loop_pressure.
1573 (best_gain_for_invariant): Ditto.
1574 (set_move_mark): New parameter gain. Use it for debugging output.
1575 (find_invariants_to_move): Make regs_needed and new_regs an array.
1576 Add code for flag_ira_loop_pressure.
1577 (move_invariant_reg): Set up orig_regno.
1578 (move_invariants): Set up reg classes for pseudos for
1579 flag_ira_loop_pressure.
1580 (free_loop_data): Clear regs_ref and regs_live.
1581 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
1582 get_regno_cover_class, change_pressure, mark_regno_live,
1583 mark_regno_death, mark_reg_store, mark_reg_clobber,
1584 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
1585 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
1586 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
1587 register pressure calculation in loops if new regs were added.
1588 Call finish_subregs_of_mode.
1589 * opts.c (decode_options): Set up flag_ira_loop_pressure.
1590 * Makefile.in (loop-invariant.o): Add ira.h.
1592 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
1594 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
1596 2009-10-14 Richard Guenther <rguenther@suse.de>
1598 * lto-symtab.c (lto_symtab_compatible): Fold in ...
1599 (lto_symtab_merge): ... here. Rewrite both to take the
1600 prevailing and a to-be-merged entry and to queue diagnostics properly.
1601 (lto_symtab_resolve_replaceable_p): New predicate for
1603 (lto_symtab_resolve_can_prevail_p): Likewise.
1604 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
1605 handles merging commons by choosing the largest decl. Fold
1606 in code that gives ODR errors.
1607 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
1609 (lto_symtab_merge_decls_1): Re-structure. Deal with the
1610 case of no prevailing decl here. Diagnose mismatches
1611 in object types here. Drop all but the prevailing decls.
1612 (lto_symtab_prevailing_decl): Return the single prevailing decl.
1613 * lto-streamer-in.c (lto_input_tree_ref): Deal with
1614 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
1616 2009-10-14 Richard Guenther <rguenther@suse.de>
1619 * lto-streamer-in.c (input_bb): Replace debug stmts with
1620 nops instead of dropping them.
1622 2009-10-14 Nick Clifton <nickc@redhat.com>
1624 * gcc/doc/extended.texi: Replace the dash character with @minus{}
1625 in situations where it is being used as a minus symbol.
1626 * gcc/doc/tm.texi: Likewise.
1627 * gcc/doc/md.texi: Likewise.
1629 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1631 PR preprocessor/41543
1632 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
1633 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
1634 * tree.c: Include intl.h.
1635 (expand_location): Handle BUILTINS_LOCATION.
1636 * Makefile.in (tree.o): Depend on intl.h.
1639 * dwarf2out.c (dwarf2out_var_location): Always clear
1640 last_postcall_label when changing last_label.
1642 2009-10-14 Pascal Obry <obry@adacore.com>
1644 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
1645 (process_command): Handle -E as done with -c and -S. Do not add
1646 the target executable suffix to the output file when -E is used.
1647 (main): Adjust error message accordingly.
1649 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
1655 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
1657 (tree_code_size): Likewise.
1659 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1661 * builtins.c (fold_builtin_1): Support complex "arc" functions.
1662 * real.h (HAVE_mpc_arc): Define.
1664 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
1666 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
1667 (struct builtin_description): Add fndecl field.
1668 (bdesc): Remove const qualifier. Update initializer.
1669 (sh_media_init_builtins): Remove const qualifier for d. Record
1670 the result of add_builtin_function to the fndecl field.
1671 (sh_builtin_decl): New.
1672 (sh_media_builtin_decl): New.
1674 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
1677 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
1678 requests between special registers.
1680 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
1682 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
1684 2009-10-13 Richard Henderson <rth@redhat.com>
1686 PR tree-optimization/41377
1687 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
1688 (cleanup_empty_eh_merge_phis): New change_region parameter;
1689 pass it on to redirect_eh_edge_1. Update callers.
1690 (cleanup_empty_eh_unsplit): Don't require an existing EH label
1691 at the destination block.
1693 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
1695 * passes.c (register_pass): Replaced gcc_unreachable by
1696 fatal_error on failure. Mentions plugins in comments & messages.
1698 2009-10-13 Jakub Jelinek <jakub@redhat.com>
1701 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
1702 * sched-vis.c (print_value): Use it.
1703 * cselib.c (cselib_hash_rtx): Likewise.
1704 * print-rtl.c (print_rtx): Likewise.
1705 * cfgexpand.c (expand_debug_rtx): Likewise.
1706 * var-tracking.c (vt_expand_loc_callback): Likewise.
1708 2009-10-13 Richard Guenther <rguenther@suse.de>
1711 * opts.c (handle_option): Split out code to handle setting
1712 the options flag var ...
1713 (set_option): ... here.
1714 * opts.h (set_option): Declare.
1715 * lto-opts.c (register_user_option_p): Include -fexceptions
1716 and all position independent code variants.
1717 (handle_common_option): Remove.
1718 (lto_reissue_options): Use set_option.
1720 2009-10-13 Martin Jambor <mjambor@suse.cz>
1722 PR tree-optimization/41661
1723 * ipa-prop.c (compute_complex_pass_through): Allow only operations
1724 that are tcc_comparisons or do not change the type in any
1726 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
1727 folding tcc_comparison operations.
1729 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1731 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
1734 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
1740 * tree.def (DEBUG_EXPR_DECL): New.
1741 * rtl.def (DEBUG_EXPR): New.
1742 * gengtype.c (adjust_field_rtx_def): Handle it.
1743 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
1744 (insert_debug_temp_for_var_def): ... this. Drop support for
1745 moving. Take iterator for def stmt; insert debug stmt before it.
1746 Scan early for use count and kind in debug stmts.
1747 (propagate_defs_into_debug_stmts): Rename to...
1748 (insert_debug_temps_for_defs): ... this. Likewise.
1749 * tree.h (DEBUG_TEMP_UID): New.
1750 * tree.c (next_debug_decl_uid): New.
1751 (make_node_stat): Count debug decls separately.
1752 (copy_node_stat): Likewise.
1753 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
1754 * var-tracking.c (dv_is_decl_p): Recognize it.
1755 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
1756 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
1757 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
1758 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
1759 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
1760 (cselib_hash_rtx): Likewise.
1761 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
1762 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
1764 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
1765 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
1766 * rtl.c (copy_rtx): Likewise.
1767 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
1768 * print-rtl.c (print_rtx): Likewise.
1769 * sched-vis.c (print_value): Likewise.
1770 (print_insn): Handle DEBUG_EXPR_DECL.
1771 * tree-dump.c (dequeue_and_dump): Likewise.
1772 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
1773 * gimple-iterator (gsi_replace): Check for same lhs.
1774 (gsi_remove): Insert debug temps.
1775 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
1776 (move_computations_stmt): Drop explicit propagation into debug stmts.
1777 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
1778 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
1779 * tree-ssa-sink.c (statement_sink_location): Likewise.
1780 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
1781 * tree-ssanames.c (release_ssa_name): Adjust for rename.
1782 * tree-flow.h: Likewise.
1783 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
1784 debug temps without values.
1785 (eliminate_unnecessary_stmts): Don't discard just-inserted
1788 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
1791 * config/cris/cris.md (andu): Check that operand 1 is one of the
1792 general registers. Fix typo in head comment.
1794 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
1796 * config/i386/i386.md (vswapmov): New.
1797 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
1798 (ix86_function_ms_hook_prologue): New.
1799 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
1800 * configure.ac: Test for swap suffix support in as.
1801 * configure: Rebuild.
1803 2009-10-12 Jakub Jelinek <jakub@redhat.com>
1806 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
1807 paradoxical subregs to prevent partial register stalls if the inner
1808 mode is integer mode.
1810 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
1812 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
1814 2009-10-12 Dodji Seketeli <dodji@redhat.com>
1817 * gcc/dwarf2out.c (template_parameter_pack_die,
1818 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
1820 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
1823 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
1825 (maybe_register_def): Likewise. Take stmt iterator.
1826 (rewrite_update_stmt): Take stmt iterator and pass it on.
1827 (rewrite_update_enter_block): Pass stmt iterator.
1829 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1831 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
1832 (spu_builtin_decl): New function.
1834 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
1836 * config/i386/i386.md (SWIM): New mode iterator.
1837 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
1838 using SWIM mode iterator.
1839 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
1840 patterns using SWI48 mode iterator.
1841 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
1842 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
1843 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
1844 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
1845 patterns using SWI248 mode iterator.
1846 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
1847 gen_x86_movdicc_0_m1_rex64 for renamed function
1849 2009-10-11 Jose Ruiz <ruiz@adacore.com>
1850 Eric Botcazou <ebotcazou@adacore.com>
1853 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
1854 * config/sparc/sol2-unwind.h: New file.
1856 2009-10-11 Olivier Hainque <hainque@adacore.com>
1857 Eric Botcazou <ebotcazou@adacore.com>
1860 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
1861 * config/i386/sol2-unwind.h: New file.
1863 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
1866 * config/i386/i386.md (addsi_1_zext): Get the proper second
1869 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
1871 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
1872 all OLD_RTXes, not just REGs. Use copy_rtx to create the
1875 2009-10-11 Richard Guenther <rguenther@suse.de>
1877 * gimple.c (iterative_hash_type_name): Do not handle special
1880 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
1882 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
1883 (*setcc_si_1_and): Ditto.
1884 (*setcc_si_1_movzbl): Ditto.
1885 (*setcc_<mode>_2): Ditto.
1886 (*setcc_qi): Rename from *setcc_1.
1887 (*setcc_qi_slp): Rename from *setcc_2.
1889 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
1890 (*zero_extendqisi2_movzbw_and splitter): Ditto.
1892 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
1893 "if" condition, there is already assert with reload_completed present.
1895 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
1897 * plugin.c (try_init_one_plugin): Improve constness of variable err.
1899 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
1901 * doc/install.texi (Final install): Refer to
1902 http://gcc.gnu.org/bugs/ for bug reporting.
1904 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
1906 * configure.ac: Add test for dci instruction.
1907 * configure: Regenerate.
1908 * config.in: Likewise.
1909 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
1910 * doc/invoke.texi: Add cpu_type 476 and 476fp.
1911 (-mmulhw): Add 476 to description.
1912 (-mdlmzb): Likewise.
1913 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
1914 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
1915 (processor_target_table): Add 476 and 476fp entries.
1916 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
1917 (rs6000_issue_rate): Add CPU_PPC476.
1918 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
1919 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
1920 (processor_type): Add PROCESSOR_PPC476.
1921 (EXTRA_SPECS): Add asm_cpu_476 string.
1922 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
1923 (define_attr "cpu"): Add ppc476.
1925 Update comments for 476.
1926 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
1927 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
1928 Update copyright year.
1929 * config/rs6000/476.md: New file.
1930 * config/rs6000/40x.md: Add description for "isel" attribute.
1931 Update copyright year.
1932 * config/rs6000/440.md: Likewise.
1933 * config/rs6000/603.md: Likewise.
1934 * config/rs6000/6xx.md: Likewise.
1935 * config/rs6000/7450.md: Likewise.
1936 * config/rs6000/7xx.md: Likewise.
1937 * config/rs6000/8540.md: Likewise.
1938 * config/rs6000/cell.md: Likewise.
1939 * config/rs6000/e300c2c3.md: Likewise.
1940 * config/rs6000/e500mc.md: Likewise.
1941 * config/rs6000/mpc.md: Likewise.
1942 * config/rs6000/power4.md: Likewise.
1943 * config/rs6000/power5.md: Likewise.
1944 * config/rs6000/power6.md: Likewise.
1945 * config/rs6000/power7.md: Likewise.
1946 * config/rs6000/rios1.md: Likewise.
1947 * config/rs6000/rios2.md: Likewise.
1948 * config/rs6000/rs64.md: Likewise.
1950 2009-10-10 Richard Guenther <rguenther@suse.de>
1952 PR tree-optimization/41654
1953 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
1954 a cond expr before calling gimple_cond_set_condition_from_tree.
1955 (ifcombine_iforif): Likewise.
1957 2009-10-09 Ian Lance Taylor <iant@google.com>
1959 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
1960 * configure: Rebuild.
1962 2009-10-09 Neil Vachharajani <nvachhar@google.com>
1964 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
1967 2009-10-09 Richard Guenther <rguenther@suse.de>
1970 * target-def.h (TARGET_BUILTIN_DECL): Define.
1971 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
1972 * target.h (struct gcc_target): Add builtin_decl target hook.
1973 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
1974 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
1976 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
1977 not gcc_unreachable.
1978 (lto_output_builtin_tree): Sorry if the target does not support
1979 streaming target builtins.
1980 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
1981 (rs6000_builtin_decl): New function.
1982 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
1983 (ix86_builtin_decl): New function.
1985 2009-10-09 Jakub Jelinek <jakub@redhat.com>
1987 PR preprocessor/41445
1988 * c-ppoutput.c (do_line_change): New function.
1989 (cb_line_change): Use it.
1990 (scan_translation_unit): Call do_line_change if
1991 avoid_paste or PREV_WHITE and token location is on a different line
1992 than print.src_line.
1995 * dwarf2out.c (dwarf2out_init): Test whether
1996 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
1999 PR rtl-optimization/41646
2000 * calls.c (expand_call): For BLKmode types returned in registers
2001 avoid likely spilled hard regs in copy_blkmode_from_reg generated
2004 2009-10-09 Richard Guenther <rguenther@suse.de>
2006 PR tree-optimization/41634
2007 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
2008 we remove the correct elements.
2009 (optimize_stmt): Make sure to update stmt operands before
2010 optimizing redundancies.
2012 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2014 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
2016 2009-10-09 Richard Guenther <rguenther@suse.de>
2019 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
2021 (lto_wrapper_exit): New function.
2023 (fatal_perror): Likewise.
2024 (fork_execute): Use global args_name, do not free it.
2025 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
2026 * lto-streamer.h: Remove duplicate prototypes.
2028 2009-10-09 Richard Guenther <rguenther@suse.de>
2030 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
2031 before calling stmt_can_throw_external.
2033 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
2035 PR tree-optimization/40071
2036 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
2037 pointer if the original data reference doesn't conflict with the
2038 created vector data reference. Fix long line.
2040 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
2042 * config/i386/i386.md (any_div): New code iterator.
2043 (u): Handle div and udiv.
2045 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
2047 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
2048 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
2049 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
2050 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
2052 2009-10-08 Joseph Myers <joseph@codesourcery.com>
2054 * gcc.c (main): Remove trailing "." from diagnostics.
2056 2009-10-08 Cary Coutant <ccoutant@google.com>
2058 Add support for debugging with ICF (Identical Code Folding).
2059 * calls.c (debug.h): New #include.
2060 (emit_call_1): Call virtual_call_token debug hook.
2061 * common.opt (-fenable-icf-debug): New option.
2062 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
2063 locations in the source).
2064 (poc_label_num): New variable.
2065 (dcall_entry, vcall_entry): New typedefs.
2066 (dcall_table, vcall_table): New variables.
2067 (struct vcall_insn): New type.
2068 (vcall_insn_table): New variable.
2069 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
2070 (size_of_dcall_table): New function.
2071 (output_dcall_table): New function.
2072 (size_of_vcall_table): New function.
2073 (output_vcall_table): New function.
2074 (dwarf2out_direct_call): New function.
2075 (vcall_insn_table_hash): New function.
2076 (vcall_insn_table_eq): New function.
2077 (dwarf2out_virtual_call_token): New function.
2078 (dwarf2out_virtual_call): New function.
2079 (dwarf2out_init): Allocate new tables and sections.
2080 (prune_unused_types): Mark DIEs referenced from direct call table.
2081 (dwarf2out_finish): Output direct and virtual call tables.
2082 * final.c (final_scan_insn): Call direct_call and virtual_call
2084 * debug.h (struct gcc_debug_hooks): Add direct_call,
2085 virtual_call_token, virtual_call hooks.
2086 (debug_nothing_uid): New function.
2087 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
2088 (debug_nothing_uid): New function.
2089 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
2090 (xcoff_debug_hooks): Likewise.
2091 * sdbout.c (sdb_debug_hooks): Likewise.
2092 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2093 * doc/invoke.texi (-fenable-icf-debug): New option.
2095 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
2098 * regmove.c (regmove_backward_pass): Replace src with dst in the
2099 debug insn, and check for dst before rather than after.
2101 2009-10-08 Janis Johnson <janis187@us.ibm.com>
2103 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
2104 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
2106 2009-10-08 Jan Hubicka <jh@suse.cz>
2109 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
2110 do not mark cgraph nodes as needed.
2111 (record_references_in_initializer): Add new only_vars parameter.
2112 * cgraph.h (record_references_in_initializer): New parameter.
2113 * varasm.c (assemble_variable): Update call.
2114 * varpool.c (varpool_analyze_pending_decls): Always look for
2117 2009-10-08 Anatoly Sokolov <aesok@post.ru>
2119 * config/avr/avr.c (last_insn_address) Remove variable.
2120 (expand_prologue): Don't initialise last_insn_address variable.
2121 (final_prescan_insn): Don't output insn size.
2122 * config/avr/avr.opt (msize): Remove switch.
2123 * doc/invoke.texi (AVR Options): Remove documentation of -msize
2126 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
2128 * combine.c (label_tick_ebb_start): Fix comment.
2129 (combine_instructions): Set label_tick and label_tick_ebb_start before
2130 calling setup_incoming_promotions. Start them from 1. Increment
2131 label_tick instead of deriving it from the BB index. Rather than
2132 comparing ticks use the block from the previous iteration to decide
2133 whether to start a new EBB. Remove empty lines before function.
2135 2009-10-08 Michael Matz <matz@suse.de>
2138 * builtins.c (fold_builtin_isascii): Use fold_build2.
2139 (fold_builtin_isdigit): Ditto.
2140 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
2141 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
2142 remove_useless_stmts_cond, remove_useless_stmts_tf,
2143 remove_useless_stmts_tc, remove_useless_stmts_bind,
2144 remove_useless_stmts_goto, remove_useless_stmts_label,
2145 remove_useless_stmts_1, remove_useless_stmts,
2146 pass_remove_useless_stmts): Remove.
2147 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
2148 * passes.c (init_optimization_passes): Don't add
2149 pass_remove_useless_stmts.
2150 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
2151 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
2153 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
2154 for static constants.
2155 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
2156 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
2158 2009-10-08 Richard Guenther <rguenther@suse.de>
2160 * gimple.c (free_gimple_type_tables): New function.
2161 * gimple.h (free_gimple_type_tables): Declare.
2163 2009-10-07 Mark Heffernan <meheff@google.com>
2165 * ipa-prop.c (ipa_print_node_params) Only print
2166 names of named arguments.
2168 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
2170 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
2171 being statically linked.
2173 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2175 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
2177 2009-10-08 Jan Hubicka <jh@suse.cz>
2180 * ipa.c (cgraph_externally_visible_p,
2181 function_and_variable_visibility,
2182 whole_program_function_and_variable_visibility): Skip non-finalized
2185 2009-10-08 Nick Clifton <nickc@redhat.com>
2187 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
2190 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
2193 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
2195 2009-10-07 Joseph Myers <joseph@codesourcery.com>
2198 * c-common.c (c_fully_fold_internal): Strip nops from the result
2199 of recursive calls to c_fully_fold_internal.
2200 (c_wrap_maybe_const): New.
2201 (c_save_expr): Use c_wrap_maybe_const.
2202 * c-common.h (c_wrap_maybe_const): Declare.
2203 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
2204 build_binary_op): Use c_wrap_maybe_const.
2206 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2208 * real.c: Fix comment to reflect actual exponent size.
2210 2009-10-08 Ben Elliston <bje@au.ibm.com>
2212 * config/rs6000/a2.md: Add FSF comment header.
2214 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
2216 * config/i386/i386.md (any_extend): New code iterator.
2217 (u, s): New code attributes.
2219 (DWIH): Rewrite as code iterator for SI and DI modes.
2220 (DWI): Rewrite as mode attribute.
2221 (dwi): New mode attribute.
2222 (di): Depend on SI mode and DI mode.
2223 (doubleint_general_operand): Remove mode attribute.
2225 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
2228 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
2229 (*sub<mode>3_doubleword): Ditto.
2231 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
2232 using SWIM248 mode iterator.
2233 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
2234 using SWI48 mode iterator.
2235 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
2236 patterns using DWIH mode iterator and any_extend code iterator.
2237 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
2238 using any_extend code iterator.
2239 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
2240 patterns using DWIH mode iterator and any_extend code iterator.
2241 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
2242 using any_extend code iterator.
2243 (<s>mul<mode>3_highpart): Macroize expander from
2244 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
2245 and any_extend code iterator.
2246 (*<s>muldi3_highpart_1): Macroize insn from
2247 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
2248 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
2249 patterns using any_extend code iterator.
2250 (*<s>mulsi3_highpart_zext): Macroize insn from
2251 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
2253 2009-10-07 Jakub Jelinek <jakub@redhat.com>
2255 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
2256 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
2257 refering to a DIE with DW_AT_const_value.
2259 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
2262 * ira-lives.c (check_and_make_def_conflict): Process all operands.
2264 2009-10-06 Jan Hubicka <jh@suse.cz>
2266 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
2269 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2271 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
2272 *lea_2_rex64): Move before *add<mode>_1 pattern.
2274 2009-10-07 Jan Hubicka <jh@suse.cz>
2276 * collect2.c (main): Add -fno-whole-program.
2277 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
2279 2009-10-07 Jan Hubicka <jh@suse.cz>
2281 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
2282 has no address taken.
2283 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
2285 (cgraph_clone_node): Clear externally_visible flag for clones.
2286 * cgraph.h (cgraph_only_called_directly_p,
2287 cgraph_can_remove_if_no_direct_calls_p): New predicates.
2288 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
2289 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
2290 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
2291 ipcp_insert_stage): Likwise.
2292 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
2293 externally_visible flag.
2294 (verify_cgraph_node): Verify that inline clones look right.
2295 (process_function_and_variable_attributes): Do not set
2296 externally_visible flags.
2297 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
2299 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
2301 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
2302 clear externally_visible when turning into inline clones
2303 (cgraph_mark_inline_edge): Use new predicates.
2304 (cgraph_estimate_growth): Likewise.
2305 (cgraph_decide_inlining): Likewise.
2306 * ipa.c (cgraph_postorder): Likewise.
2307 (cgraph_remove_unreachable_nodes): Likewise; sanity check
2308 that inline clones are not needed.
2309 (cgraph_externally_visible_p): New predicate.
2310 (function_and_variable_visibility): Add whole_program parameter;
2311 always set externally_visible flag; handle COMDAT function
2313 (local_function_and_variable_visibility): New function.
2314 (gate_whole_program_function_and_variable_visibility): New function.
2315 (whole_program_function_and_variable_visibility): New function.
2316 (pass_ipa_whole_program_visibility): New function.
2317 * passes.c (init_optimization_passes): Add whole program visibility
2319 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
2320 not care about needed/reachable flags.
2321 * varpool.c: Include flags.h
2322 (decide_is_variable_needed): When doing LTO assume whole-program mode.
2323 (varpool_finalize_decl): When we are in LTO read-back, all variables
2325 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
2327 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2329 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
2332 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2334 * config.gcc: Don't include the makefile fragments intended for
2336 * config/s390/fixdfdi.h: File removed.
2337 * config/s390/libgcc-glibc.ver: File removed.
2338 * config/s390/s390.h: Remove the fixdfdi.h hack.
2339 * config/s390/t-crtstuff: File moved to libgcc dir.
2340 * config/s390/t-linux: Likewise.
2341 * config/s390/t-tpf: libgcc specific parts removed.
2342 * config/s390/t-linux64: Likewise.
2344 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
2346 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
2347 (lto-compress.o): Likewise.
2349 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
2352 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
2353 dllexport to class members here.
2354 (i386_pe_determine_dllimport_p): Only check static class data for
2356 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
2357 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
2358 functions for vague linkage.
2359 (i386_pe_type_dllexport_p): Fix formatting.
2360 (maybe_add_dllexport) New function.
2361 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
2364 2009-10-07 Ben Elliston <bje@au.ibm.com>
2366 * config/rs6000/a2.md: Remove duplicated lines.
2368 2009-10-07 Ben Elliston <bje@au.ibm.com>
2370 * config.gcc (powerpc*-*-*): Handle a2.
2371 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
2372 * config/rs6000/a2.md: New file.
2373 * config/rs6000/rs6000.opt (mno-update): New.
2374 (mupdate): Return to using a mask, not a var.
2375 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
2376 (enum processor_type): Add PROCESSOR_PPCA2.
2377 * config/rs6000/rs6000.c (ppca2_cost): New costs.
2378 (rs6000_override_options): Add "a2" to processor_target_table.
2379 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
2380 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
2382 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2384 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
2385 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
2386 reference to nonexistent gen_truncxfxf2 function.
2388 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2390 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
2391 (DWIH, g, di, doubleint_general_operand): New mode attributes.
2392 (general_operand): Handle TI mode.
2393 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
2394 using SDWIM mode iterator.
2395 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
2396 pattern from *add{di,ti}3_1 patterns and corresponding splitters
2397 using DWI mode iterator.
2398 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
2399 patterns using SWI mode iterator.
2400 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
2401 using SWI48 mode iterator.
2402 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
2403 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
2404 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
2405 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
2406 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
2407 using SDWIM mode iterator.
2408 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
2409 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
2410 using DWI mode iterator.
2411 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
2412 patterns using SWI mode iterator.
2413 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
2414 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
2415 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
2416 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
2417 patterns using plusminus code iterator.
2418 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
2419 sub<mode>3 patterns using plusminus code iterator.
2420 * config/i386/i386.c (override_options): Update the call to
2421 gen_subdi_carry_rex64 for renamed function.
2422 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
2423 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
2424 calls to instruction expanders.
2426 2009-10-06 Martin Jambor <mjambor@suse.cz>
2429 * opts.c (decode_options): Run IPA-SRA at -O2.
2431 2009-10-06 Richard Guenther <rguenther@suse.de>
2433 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
2435 2009-10-06 Tobias Burnus <burnus@net-b.de>
2438 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
2439 -flto and -fwhole-program flags can be combined.
2441 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
2444 * gcc.c (process_command): Check that -o argument was specified.
2446 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
2448 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
2450 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2452 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
2453 * doc/invoke.texi (Warning Options): Annotate allowed languages
2454 for -Wunsuffixed-float-constants.
2456 2009-10-05 Jakub Jelinek <jakub@redhat.com>
2458 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
2459 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
2460 same name and isn't the main variant.
2463 * dwarf2out.c (loc_by_reference): Removed.
2464 (dw_loc_list_1): New function.
2465 (dw_loc_list): Remove toplev argument, add want_address argument.
2466 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
2467 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
2468 want_address == 2 to dw_loc_list. For successful dw_loc_list
2469 set have_address to 1 only if want_address is not 0.
2471 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
2473 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
2474 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
2475 a code block followed by two pointers.
2476 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
2477 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
2478 (MIPS_MOVE): Likewise.
2479 (MIPS_LUI): Likewise.
2480 (MIPS_JR): Likewise.
2481 (MIPS_BAL): Likewise.
2482 (MIPS_NOP): Likewise.
2483 (mips_asm_trampoline_template): Delete.
2484 (mips_trampoline_code_size): New function.
2485 (mips_trampoline_init): Add shorter sequences for all cases
2486 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
2487 Calculate the opcodes directly, rather than copying from a template.
2488 Only flush the code part of the trampoline.
2489 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
2491 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
2493 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
2494 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
2495 (INCOMING_RETURN_ADDR_RTX): Likewise.
2496 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
2498 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
2499 with RETURN_ADDR_REGNUM.
2500 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
2501 * config/mips/mips.c (mips16_build_call_stub): Replace
2502 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
2503 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
2504 (mips_print_operand_punctuation): Likewise.
2505 (mips_frame_set): Likewise.
2506 (mips16e_output_save_restore): Likewise.
2507 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2508 (mips_save_reg_p): Likewise.
2509 (mips_return_addr): Likewise.
2510 (mips_set_return_address): Likewise.
2511 (mips_direct_save_slot_move_p): Likewise.
2512 (mips_output_function_prologue): Likewise.
2513 (mips_restore_reg): Likewise.
2514 (mips_expand_epilogue): Likewise.
2515 (mips_epilogue_uses): Likewise.
2516 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
2517 (*mov<mode>_ra): Use it instead of a hard-coded 31.
2518 (clear_hazard_<mode>): Likewise.
2519 (call_internal): Likewise.
2520 (call_internal_direct): Likewise.
2521 (call_direct_split): Likewise.
2522 (call_value_internal): Likewise.
2523 (call_value_split): Likewise.
2524 (call_value_internal_direct): Likewise.
2525 (call_value_direct_split): Likewise.
2526 (call_value_multiple_internal): Likewise.
2527 (call_value_multiple_split): Likewise.
2529 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
2530 Jakub Jelinek <jakub@redhat.com>
2532 PR rtl-optimization/41511
2533 * combine.c (record_value_for_reg): Pass explicit values as argument
2534 to get_last_value_validate.
2535 (get_last_value_validate): Document INSN parameter.
2536 For non-readonly MEMs, assume they might have been modified if INSN
2537 was in another basic block.
2538 (get_last_value): Minor reformatting.
2540 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2543 * final.c (asm_str_count): Split out from asm_insn_count.
2544 * rtl.h (asm_str_count): New prototype.
2545 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
2548 2009-10-05 Sriraman Tallam <tmsriram@google.com>
2550 * doc/plugins.texi: Change plugin_pass to register_pass_info.
2552 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
2553 Rafael Espindola <espindola@google.com>
2555 * gengtype.c (write_types): Moved call to write_func_for_structure
2556 into seperate loops.
2558 2009-10-05 Richard Guenther <rguenther@suse.de>
2561 * lto-cgraph.c (output_cgraph): Output toplevel asms.
2562 (input_cgraph_1): Input toplevel asms.
2564 2009-10-05 Richard Guenther <rguenther@suse.de>
2567 * lto-symtab.c (lto_compatible_attributes_p): Remove.
2568 (external_aggregate_decl_p): Likewise.
2569 (lto_symtab_compatible): Re-structure. Remove dead code.
2570 For variables ignore toplevel qualifiers when comparing types.
2571 Issue warnings, not errors for mismatched user-alignment.
2573 2009-10-05 Richard Guenther <rguenther@suse.de>
2577 * lto-symtab.c (struct lto_symtab_base_def): Remove.
2578 (struct lto_symtab_identifier_def): Likewise.
2579 (struct lto_symtab_decl_def): Likewise.
2580 (struct lto_symtab_entry_def): New.
2581 (lto_symtab_identifier_t): Rename to ...
2582 (lto_symtab_entry_t): ... this.
2583 (lto_symtab_decls): Remove.
2584 (lto_symtab_base_hash): Rename to ...
2585 (lto_symtab_entry_hash): ... this.
2586 (lto_symtab_base_eq): Rename to ...
2587 (lto_symtab_entry_eq): ... this.
2588 (lto_symtab_base_marked_p): Rename to ...
2589 (lto_symtab_entry_marked_p): ... this.
2590 (lto_symtab_identifier_marked_p): Remove.
2591 (lto_symtab_decl_marked_p): Likewise.
2592 (lto_symtab_maybe_init_hash_tables): Rename to ...
2593 (lto_symtab_maybe_init_hash_table): ... this.
2594 (lto_symtab_set_resolution_and_file_data): Remove.
2595 (lto_symtab_register_decl): New function.
2596 (lto_symtab_get_identifier): Remove.
2597 (lto_symtab_get): New function.
2598 (lto_symtab_get_resolution): Adjust.
2599 (lto_symtab_get_identifier_decl): Remove.
2600 (lto_symtab_set_identifier_decl): Likewise.
2601 (lto_symtab_merge_decl): Rename to ...
2602 (lto_symtab_merge): ... this. Rewrite.
2603 (lto_symtab_merge_var): Remove.
2604 (lto_symtab_merge_fn): Likewise.
2605 (lto_symtab_prevailing_decl): Adjust.
2606 (lto_cgraph_replace_node): New function.
2607 (lto_symtab_merge_decls_2): Likewise.
2608 (lto_symtab_merge_decls_1): Likewise.
2609 (lto_symtab_fixup_var_decls): Likewise.
2610 (lto_symtab_resolve_symbols): Likewise.
2611 (lto_symtab_merge_decls): Likewise.
2612 (lto_symtab_prevailing_decl): Adjust.
2613 (lto_symtab_get_symtab_def): Remove.
2614 (lto_symtab_get_file_data): Likewise.
2615 (lto_symtab_clear_resolution): Adjust.
2616 (lto_symtab_clear_resolution): Likewise.
2617 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
2618 (input_cgraph_1): Likewise.
2619 * lto-streamer-in.c (get_resolution): Do not provide fake
2620 symbol resolutions here.
2621 (deferred_global_decls): Remove.
2622 (lto_register_deferred_decls_in_symtab): Likewise.
2623 (lto_register_var_decl_in_symtab): Change signature, register
2624 variable via lto_symtab_register_decl.
2625 (lto_register_function_decl_in_symtab): Likewise.
2626 (lto_read_tree): Adjust.
2627 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
2628 (lto_symtab_merge_var): Likewise.
2629 (lto_symtab_merge_fn): Likewise.
2630 (lto_symtab_register_decl): Declare.
2631 (lto_symtab_merge_decls): Likewise.
2633 2009-10-05 Richard Guenther <rguenther@suse.de>
2635 PR tree-optimization/23821
2636 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
2637 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
2638 simple IV increments.
2640 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2642 * config/arm/arm.c (arm_override_options): Really initialize
2643 flag_dwarf2_cfi_asm to 0.
2645 2009-10-05 Doug Kwan <dougkwan@google.com>
2647 PR rtl-optimization/41574
2648 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
2649 floating point and we are not doing unsafe math optimizations.
2651 2009-10-03 Simon Baldwin <simonb@google.com>
2652 Cary Coutant <ccoutant@google.com>
2653 Rafael Espindola <espindola@google.com>
2654 Richard Guenther <rguenther@suse.de>
2655 Jan Hubicka <jh@suse.cz>
2656 Doug Kwan <dougkwan@google.com>
2657 H.J. Lu <hongjiu.lu@intel.com>
2658 Bill Maddox <maddox@google.com>
2659 Ryan Mansfield <rmansfield@qnx.com>
2660 Diego Novillo <dnovillo@google.com>
2661 Ollie Wild <aaw@google.com>
2662 Kenneth Zadeck <zadeck@naturalbridge.com>
2664 * lto-cgraph.c: New file.
2665 * lto-compress.c: New file.
2666 * lto-compress.h: New file.
2667 * lto-opts.c: New file.
2668 * lto-section-in.c: New file.
2669 * lto-section-out.c: New file.
2670 * lto-streamer-in.c: New file.
2671 * lto-streamer-out.c: New file.
2672 * lto-streamer.c: New file.
2673 * lto-streamer.h: New file.
2674 * lto-symtab.c: New file.
2675 * lto-wpa-fixup.c: New file.
2676 * lto-wrapper.c: New file.
2678 2009-10-03 Simon Baldwin <baldwin@google.com>
2679 Ben Elliston <bje@au.ibm.com>
2680 Rafael Espindola <espindola@google.com>
2681 Nathan Froyd <froydnj@codesourcery.com>
2682 Jan Hubicka <jh@suse.cz>
2683 Doug Kwan <dougkwan@google.com>
2684 Diego Novillo <dnovillo@google.com>
2685 Kenneth Zadeck <zadeck@naturalbridge.com>
2687 * Makefile.in (enable_lto): New.
2688 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
2689 (LINKER_PLUGIN_API_H): Define.
2690 (LTO_SYMTAB_H): Define.
2691 (LTO_STREAMER_H): Define.
2692 (TREE_VECTORIZER_H): Define.
2693 (INCLUDES): Add LIBELFINC.
2694 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
2695 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
2696 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
2697 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
2698 (native): Add lto-wrapper$(exeext)
2699 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
2700 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
2701 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
2702 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
2703 (varasm.o): Add dependency on tree-iterator.h.
2704 (cgraph.o): Add dependency on cif-code.def.
2705 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
2706 (ipa-pure-const.o): Likewise.
2707 (GTFILES): Add lto-symtab.c.
2708 (install-lto-wrapper): New.
2709 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
2710 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
2711 * config.in: Regenerate.
2713 2009-10-03 Rafael Espindola <espindola@google.com>
2714 Diego Novillo <dnovillo@google.com>
2716 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
2717 ipa_write_summaries.
2718 Call execute_ipa_summary_passes for all_regular_ipa_passes and
2720 (cgraph_optimize): Make extern.
2722 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
2723 Kenneth Zadeck <zadeck@naturalbridge.com>
2725 * toplev.c (in_lto_p): Declare.
2726 * collect2.c (scan_prog_file): Read all the output when reading
2727 information for LTO.
2728 (enum lto_mode_d): Declare.
2730 2009-10-03 Richard Guenther <rguenther@suse.de>
2731 Diego Novillo <dnovillo@google.com>
2733 * gimple.c: Include target.h and alias.h.
2734 (gimple_types): Declare.
2735 (type_hash_cache): Declare.
2736 (gimple_alloc_stat): Make extern.
2737 (gimple_build_eh_must_not_throw): Call
2738 gimple_eh_must_not_throw_set_fndecl.
2739 (struct type_pair_d): Declare.
2740 (type_pair_t): Declare.
2741 (type_pair_hash): New.
2742 (type_pair_eq): New.
2743 (lookup_type_pair): New.
2744 (gimple_force_type_merge): New.
2745 (compare_type_names_p): New.
2746 (compare_field_offset): New.
2747 (gimple_types_compatible_p): New.
2748 (struct sccs): Declare.
2749 (next_dfs_num): Declare.
2750 (iterative_hash_gimple_type): New.
2752 (iterative_hash_type_name): New.
2753 (iterative_hash_gimple_type): New.
2754 (gimple_type_hash): New.
2755 (gimple_type_eq): New.
2756 (gimple_register_type): New.
2757 (print_gimple_types_stats): New.
2758 (gimple_signed_or_unsigned_type): New.
2759 (gimple_unsigned_type): New.
2760 (gimple_signed_type): New.
2761 (gimple_get_alias_set): New.
2762 (gimple_decl_printable_name): Do not use DMGL_TYPES.
2763 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
2764 (gimple_force_type_merge): Declare.
2765 (gimple_types_compatible_p): Declare.
2766 (gimple_register_type): Declare.
2767 (print_gimple_types_stats): Declare.
2768 (gimple_unsigned_type): Declare.
2769 (gimple_signed_type): Declare.
2770 (gimple_get_alias_set): Declare.
2771 (gimple_eh_must_not_throw_set_fndecl): New.
2773 2009-10-03 Jan Hubicka <jh@suse.cz>
2774 Kenneth Zadeck <zadeck@naturalbridge.com>
2776 * ipa-pure-const.c: Include lto-streamer.h.
2777 (register_hooks): Factor out of ...
2778 (generate_summary): ... here.
2779 (pure_const_write_summary): New.
2780 (pure_const_read_summary): New.
2781 (pass_ipa_pure_const): Add pure_const_write_summary and
2782 pure_const_read_summary.
2783 * ipa-reference.c: Include lto-streamer.h.
2784 (add_new_function): New.
2785 (remove_node_data): New.
2786 (duplicate_node_data): New.
2787 (ipa_init): Guard against multiple calls.
2788 Move hook setup from analyze_function.
2789 (write_node_summary_p): New.
2790 (ipa_reference_write_summary): New.
2791 (ipa_reference_read_summary): New.
2792 (pass_ipa_reference): Add ipa_reference_write_summary and
2793 ipa_reference_read_summary.
2794 * cgraph.h (cgraph_local_info): Add field lto_file_data.
2795 (struct cgraph_edge): Add fields lto_stmt_uid and
2796 call_stmt_cannot_inline_p.
2797 (cgraph_optimize): Declare.
2798 (cgraph_decide_is_function_needed): Declare.
2799 (reset_inline_failed): Declare.
2800 (enum LTO_cgraph_tags): Declare.
2801 (LTO_cgraph_tag_names): Declare.
2802 (LCC_NOT_FOUND): Define.
2804 2009-10-03 Doug Kwan <dougkwan@google.com>
2805 Rafael Espindola <espindola@google.com>
2806 Jan Hubicka <jh@suse.cz>
2807 Diego Novillo <dnovillo@google.com>
2808 Kenneth Zadeck <zadeck@naturalbridge.com>
2810 * passes.c (all_regular_ipa_passes): New.
2811 (all_ipa_passes): Rename to all_small_ipa_passes.
2812 (init_optimization_passes): Init all_regular_ipa_passes.
2813 * tree-pass.h (all_regular_ipa_passes): New.
2814 (all_ipa_passes): Rename to all_small_ipa_passes.
2815 * passes.c (all_lto_gen_passes): New.
2816 (init_optimization_passes): Initialize all_lto_gen_passes.
2817 (execute_ipa_summary_passes): Make non-static.
2818 (ipa_write_summaries_1): New.
2819 (ipa_write_summaries_2): New.
2820 (ipa_write_summaries): New.
2821 (ipa_write_summaries_of_cgraph_node_set): New.
2822 (ipa_read_summaries_1): New.
2823 (ipa_read_summaries): New.
2824 (execute_ipa_pass_list): Call cgraph_process_new_functions.
2825 (execute_regular_ipa_pass_list): Remove.
2826 (init_optimization_passes): Schedule
2827 pass_rebuild_cgraph_edges and pass_early_inline outside
2828 of pass_all_early_optimizations. Document reason.
2829 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
2830 pass_ipa_lto_finish_out): New pass.
2831 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
2832 (execute_all_ipa_transforms): New.
2833 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
2834 (dump_properties, debug_properties): New.
2835 * tree-optimize.c (gate_all_early_local_passes): Return
2836 false if we are in lto1.
2837 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
2838 * tree-pass.h (execute_all_ipa_transforms): Declare.
2839 (pass_ipa_function_and_variable_visibility): Declare.
2840 (pass_ipa_early_inline): Declare.
2841 (pass_ipa_lto_gimple_out): Declare.
2842 (pass_ipa_lto_wpa_fixup): Declare.
2843 (pass_ipa_lto_finish_out): Declare.
2844 (all_small_ipa_passes, all_regular_ipa_passes,
2845 all_lto_gen_passes): Declare.
2846 (execute_ipa_summary_passes): Declare.
2847 (execute_all_ipa_transforms): Declare.
2848 (ipa_write_summaries): Declare
2849 (ipa_write_summaries_of_cgraph_node_set): Declare.
2850 (ipa_read_summaries): Declare.
2852 2009-10-03 Doug Kwan <dougkwan@google.com>
2853 Ollie Wild <aaw@google.com>
2855 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
2857 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
2858 (lto_mode): New variable.
2859 (maybe_run_lto_and_relink): Handle the -fwpa option.
2860 (main): Handle the -fwpa option.
2861 (maybe_unlink_list): New function.
2862 * gcc.c (link_lto_options): Replace -flto with -fwpa.
2863 * common.opt (flto): New flag.
2864 * toplev.c (flag_generate_lto): Declare.
2866 2009-10-03 Simon Baldwin <simonb@google.com>
2868 * common.opt (flto-compression-level): New flag.
2870 * opts.c: Include lto-opts.h.
2871 (handle_option): Call lto_register_user_option for each
2872 valid option handled.
2873 (decode_options): Clear registered options before the options
2876 2009-10-03 Cary Coutant <ccoutant@google.com>
2878 * collect2.c (is_elf): New function.
2879 (scan_prog_file): Require LTO object to be in ELF format.
2881 2009-10-03 Rafael Espindola <espindola@google.com>
2883 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
2884 libgcc to the linker.
2886 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
2888 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
2889 (collect_execute): Add flags argument. Pass flags to pex_run. Update
2891 * collect2.h (collect_execute): Add flags argument.
2892 * tlink.c (tlink_execute): Update call to collect_execute.
2893 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
2894 (use_linker_plugin): New.
2895 (use_linker_plugin_spec_function): New.
2896 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
2897 (linker_plugin_file_spec): New.
2898 (lto_wrapper_spec): New.
2899 (lto_gcc_spec): New.
2900 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
2901 (static_spec_functions): Add use-linker-plugin.
2902 (process_command): Handle -use-linker-plugin.
2903 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
2904 linker_plugin_file_spec and lto_gcc_spec.
2905 (use_linker_plugin_spec_function): New.
2907 2009-10-03 Richard Guenther <rguenther@suse.de>
2911 * tree.h (is_lang_specific): Include LANG_TYPE.
2912 * tree.c (find_decls_types_r): Manually add interesting parts
2913 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
2915 * gimple.c (type_pair_hash): Make symmetric.
2916 (type_pair_eq): Likewise.
2917 (lookup_type_pair): Increase initial hashtable size.
2918 (gimple_force_type_merge): Rely on type-pair symmetry.
2919 (visit): Remove excessive checking code.
2920 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
2921 (gimple_register_type): Remove getenv calls, shrink initial
2925 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
2926 inline functions if not generating lto output.
2929 * toplev.c (finalize): In WPA mode remove the asm file.
2931 2009-10-03 Doug Kwan <dougkwan@google.com>
2933 * ipa-inline.c (cgraph_mark_inline): Check
2934 edge->call_stmt_cannot_inline_p instead of calling
2935 gimple_call_cannot_inline_p.
2936 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
2937 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
2938 (inline_generate_summary): Do nothing in LTRANS.
2939 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
2940 exists before calling gimple_call_cannot_inline_p.
2941 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
2942 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
2943 Update new_edge->lto_stmt_uid.
2944 * cgraphbuild.c (reset_inline_failed): New.
2946 * common.opt (fwpa): New flag.
2947 (fltrans): New option.
2948 * gcc.c (gcc_lto_option_t): New type.
2949 (current_lto_option): New variable.
2950 (lto_single_spec_function): Remove and is replaced by ..
2951 (lto_option_spec_function): New function.
2952 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
2953 passing the -flto flag.
2954 (cc1_options): Separate non-LTO related parts into ..
2955 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
2956 (lto1_options): New spec for lto FE.
2957 (link_lto_options): New spec for handling LTO flags in linker.
2958 (invoke_lto_single): Re-format to fit in 80 column. Replace
2959 lto-single with lto-option.
2960 (static_specs): Add cc1_non_lto_options, lto1_options and
2962 (static_spec_function): Replace lto-single with lto-option.
2963 (process_command): Handle -flto, -fwpa and -fltran by setting
2964 current_lto_option and not passing it to subprocess unconditionally.
2966 2009-10-03 Bill Maddox <maddox@google.com>
2968 Add `gcc' driver support for link-time code generation (LTO).
2970 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
2971 (lto_flag, lto_objects, lto_o_file): New variables.
2972 (struct lto_object, struct lto_object_list): New structures.
2973 (collect_exit, handler): Remove LTO temporary output file on exit.
2974 (add_lto_object): New function.
2975 (maybe_run_lto_and_relink): New function. Perform link time code
2976 generation and relinking for object files containing LTO information.
2977 (main): Invoke maybe_run_lto_and_relink().
2978 (dump_argv): New function. For debugging, currently disabled.
2979 (scan_prog_file): Add LTO information pass.
2980 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
2982 * toplev.c (compile_file): Emit assembler directive to create
2983 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
2985 2009-10-03 Diego Novillo <dnovillo@google.com>
2987 * c.opt: Add LTO to warn_abi and warn_psabi.
2989 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
2990 inline function. Ignore language-specific nodes. Update all users.
2991 (find_decls_types_r): Do not traverse the subtrees of
2992 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
2993 * tree.h (is_lang_specific): New.
2994 * langhooks.h (struct lang_hooks_for_decls): Remove
2995 may_need_assembler_name_p. Update all users.
2997 * c-common.c (set_builtin_user_assembler_name): Move ...
2998 * builtins.c (set_builtin_user_assembler_name): ... here.
2999 (is_builtin_name): Add comment
3000 (is_builtin_fn): New.
3001 * except.c (output_ttype): Only call
3002 lookup_type_for_runtime if TYPE is not a runtime type.
3004 * passes.c (register_pass): Call position_pass on
3005 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
3006 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
3007 (TV_IPA_LTO_DECL_IO): Define.
3008 (TV_IPA_LTO_CGRAPH_IO): Define.
3010 (TV_WHOPR_WPA): Define.
3011 (TV_WHOPR_WPA_IO): Define.
3012 (TV_WHOPR_LTRANS): Define.
3013 (TV_WHOPR_WPA_FIXUP): Define.
3014 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
3015 * tree-cfg.c (tree_node_can_be_shared): Make extern.
3016 * tree-flow.h (tree_node_can_be_shared): Declare.
3017 * tree-inline.c (tree_can_inline_p): Check that E has a
3018 statement associated with it.
3019 * tree.c (free_lang_data_in_binf): Factor out of ...
3020 (free_lang_data_in_type): ... here.
3021 Call RECORD_OR_UNION_TYPE_P.
3022 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
3023 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
3024 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
3025 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
3026 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
3027 (gate_free_lang_data): Return true if flag_generate_lto is set.
3028 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
3029 * c-common.h (set_builtin_user_assembler_name): Move ...
3030 * tree.h (set_builtin_user_assembler_name): ... here.
3032 * common.opt (flto-report): New flag.
3033 * opts.c (complain_wrong_lang): Do not complain if running lto1.
3034 * collect2.c (scan_prog_file): Send the error output of
3035 'nm' to HOST_BIT_BUCKET.
3037 2009-10-03 Ollie Wild <aaw@google.com>
3039 * langhooks-def.h (lhd_begin_section): New function declaration.
3040 (lhd_write_section): New function declaration.
3041 (lhd_end_section): New function declaration.
3042 (LANG_HOOKS_BEGIN_SECTION): New macro.
3043 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
3044 (LANG_HOOKS_END_SECTION): New macro.
3045 (LANG_HOOKS_LTO): New macro.
3046 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
3047 * langhooks.c (output.h): Add include.
3048 (saved_section): New static variable.
3049 (lhd_begin_section): New function.
3050 (lhd_write_section_data): New function.
3051 (lhd_end_section): New function.
3052 * langhooks.h (struct lang_hooks_for_lto): New structure.
3053 (struct lang_hooks): Add member lto.
3054 * Makefile.in (langhooks.o): Add dependency on output.h.
3056 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
3058 2009-10-03 Richard Guenther <rguenther@suse.de>
3060 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
3063 2009-10-03 Simon Baldwin <simonb@google.com>
3064 Richard Guenther <rguenther@suse.de>
3065 Janis Johnson <janis187@us.ibm.com>
3066 Doug Kwan <dougkwan@google.com>
3067 Diego Novillo <dnovillo@google.com>
3068 Ramana Radhakrishnan <ramana.r@gmail.com>
3069 Ollie Wild <aaw@google.com>
3071 * doc/install.texi: Add documentation for libelf and --enable-lto.
3072 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
3073 -flto-report, -flto-compression-level and -use-linker-plugin.
3074 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
3075 Add section for LTO Testing.
3077 2009-10-02 Cary Coutant <ccoutant@google.com>
3079 Add support for comdat type sections for DWARF v4.
3080 Merge from dwarf4 branch.
3082 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
3083 (dw_die_ref): Define vector type.
3084 (enum dw_val_class): Add dw_val_class_data8.
3085 (struct dw_val_struct): Add v.val_data8.
3086 (comdat_type_node_ref): New type.
3087 (struct die_struct): Move die_symbol into a union; add new field
3088 die_type_node. Change all uses.
3089 (comdat_type_node): New type.
3090 (skeleton_chain_node): New type.
3091 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
3092 (comdat_type_list): New variable.
3093 (dwarf_tag_name): Add DW_TAG_type_unit.
3094 (dwarf_attr_name): Add DW_AT_signature.
3095 (add_AT_data8): New function.
3096 (replace_child): New function.
3097 (move_all_children): New function.
3098 (print_signature): New function.
3099 (print_die): Print signature information; add dw_val_class_data8.
3100 (attr_checksum): Support dw_val_class_data8.
3101 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
3102 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
3103 (checksum_sleb128, checksum_uleb128): New functions.
3104 (checksum_die_context): New function.
3105 (loc_checksum_ordered): New function.
3106 (attr_checksum_ordered): New function.
3107 (struct checksum_attributes): New structure.
3108 (collect_checksum_attributes): New function.
3109 (die_checksum_ordered): New function.
3110 (generate_type_signature): New function.
3111 (same_dw_val_p): Add dw_val_class_data8.
3112 (is_symbol_die): Use new is_declaration_die function.
3113 (is_declaration_die): New function.
3114 (should_move_die_to_comdat): New function.
3115 (clone_die): New function.
3116 (clone_tree): New function.
3117 (clone_as_declaration): New function.
3118 (copy_declaration_context): New function.
3119 (generate_skeleton_ancestor_tree): New function.
3120 (generate_skeleton_bottom_up): New function.
3121 (generate_skeleton): New function.
3122 (remove_child_or_replace_with_skeleton): New function.
3123 (break_out_comdat_types): New function.
3124 (struct decl_table_entry): New type.
3125 (htab_decl_hash): New function.
3126 (htab_decl_eq): New function.
3127 (htab_decl_del): New function.
3128 (copy_ancestor_tree): New function.
3129 (copy_decls_walk): New function.
3130 (copy_decls_for_unworthy_types): New function.
3131 (build_abbrev_table): Don't assert on missing die_symbol when doing
3132 comdat type sections.
3133 (size_of_die): Use DW_FORM_sig8 for external references. Add
3135 (unmark_dies): Don't assert for unmarked dies when doing comdat
3137 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
3138 (output_signature): New function.
3139 (output_die): Likewise.
3140 (output_compilation_unit_header): Mark output as DWARF version 3
3141 even if generating DWARF 4.
3142 (output_comdat_type_unit): New function.
3143 (output_line_info): Mark output as DWARF version 3 even if generating
3145 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
3147 (dwarf2out_end_source_file): Likewise.
3148 (prune_unused_types_walk_attribs): Don't follow references into
3149 comdat type sections.
3150 (prune_unused_types_mark): When generating type units, do not mark
3151 children of non-defining declarations of types; do mark children of
3153 (prune_unused_types): Process comdat type sections.
3154 (htab_ct_hash): New function.
3155 (htab_ct_eq): New function.
3156 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
3157 Add a pointer to the line table from type unit entries so
3158 DW_AT_decl_file has meaning.
3159 * varasm.c (default_elf_asm_named_section): Use identifier name as
3160 comdat key instead of lang hook.
3162 2009-10-02 Neil Vachharajani <nvachhar@google.com>
3164 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
3166 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
3168 * config/i386/i386.md (SWIM248): New mode iterator.
3169 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
3170 divmodhi4 patterns using SWIM248 macro.
3171 (*divmod<mode>4): Macroize insn_and_split pattern from
3172 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
3173 and their corresponding splitters usign SWIM248 macro. Split SImode
3174 insn to generate cltd and DImode insn to generate cqto instead of
3175 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
3176 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
3177 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
3178 *divmodsi_noext patterns using SWIM248 macro.
3179 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
3180 udivmodhi4 patterns using SWIM248 macro.
3181 (*udivmod<mode>4): Macroize insn_and_split pattern from
3182 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
3183 corresponding splitters using SWIM248 macro.
3184 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
3185 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
3187 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
3189 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
3190 of zero-sized element is zero-sized regardless of its extent.
3192 2009-10-02 Jakub Jelinek <jakub@redhat.com>
3195 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
3196 * configure: Regenerated.
3197 * config.in: Regenerated.
3198 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
3199 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
3200 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
3201 not emitting .eh_frame, emit .cfi_sections .debug_frame
3206 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
3207 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
3209 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
3210 vars use DECL_RTL with resetting it back to NULL afterwards.
3211 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
3212 rtx_equal_p instead of asserting it is a SYMBOL_REF.
3213 (value_format): For dw_val_class_addr only use DW_FORM_addr if
3214 the attribute type allows it, otherwise use DW_FORM_dataN.
3215 (mem_loc_descriptor): Handle CONST_STRING.
3216 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
3217 Handle MEM with CONST_STRING address using add_AT_string.
3218 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
3219 CONST_STRING for const arrays initialized with a string literal.
3220 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
3221 (dwarf2out_finish): Call resolve_addr.
3223 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
3224 Maxim Kuvyrkov <maxim@codesourcery.com>
3226 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
3228 2009-10-02 Nick Clifton <nickc@redhat.com>
3230 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
3231 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
3233 2009-10-01 Jan Hubicka <jh@suse.cz>
3235 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
3236 (cgraph_create_virtual_clone): Just pass redirect_callers
3238 * cgraph.h (cgraph_clone_node): Update prototype.
3239 * ipa-pure-const.c (self_recursive_p): New function.
3240 (propagate): Use it.
3241 * ipa-inline.c (cgraph_clone_inlined_nodes,
3242 cgraph_decide_recursive_inlining): Update.
3244 2009-10-01 David Daney <ddaney@caviumnetworks.com>
3246 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
3247 instructions for TARGET_OCTEON.
3249 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3251 * config/arm/arm.c (arm_override_options): Turn off
3252 flag_dwarf2_cfi_asm for AAPCS variants.
3254 2009-10-01 Martin Jambor <mjambor@suse.cz>
3257 * tree-sra.c (convert_callers): Do not call
3258 compute_inline_parameters on one caller more than once.
3260 2009-10-01 Nick Clifton <nickc@redhat.com>
3262 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
3263 an empty string if not already defined.
3265 2009-10-01 Martin Jambor <mjambor@suse.cz>
3268 * tree-sra.c (is_va_list_type): New function.
3269 (find_var_candidates): Call is_va_list_type.
3270 (find_param_candidates): Check that the type or the type pointed
3271 to are not va_list types.
3273 2009-10-01 Martin Jambor <mjambor@suse.cz>
3276 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
3277 DECL_ARTIFICIAL (param_decl) is true.
3279 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
3281 * tree.h (tree_decl_common::lang_flag_8): New.
3282 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
3284 * c-common.h (RID_CONSTEXPR): New.
3286 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
3288 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
3289 Use ref-all pointers.
3290 (alpha_gimplify_va_arg): Ditto.
3292 2009-09-30 Jakub Jelinek <jakub@redhat.com>
3295 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
3296 before insn counting loop now that BB_END (bb) is counted. Ensure
3297 the return value isn't zero.
3299 2009-09-30 Nick Clifton <nickc@redhat.com>
3301 * config.gcc (sh-symbianelf): Replace definition of extra_objs
3302 with separate definitions of c_target_objs and cxx_target_objs.
3303 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
3305 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
3306 sh_symbian_import_export_class.
3307 * config/sh/sh-protos.h: Fix names of exported symbian functions.
3308 * config/sh/symbian.c: Delete, moving code into...
3309 * config/sh/symbian-base.c: ... here
3310 * config/sh/symbian-c.c: ... and here
3311 * config/sh/symbian-cxx.c: ... and here.
3313 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
3316 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
3317 of plus RTX into register.
3319 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3321 * doc/install.texi: Linguistic and markup fixes.
3322 (Configuration) <--disable-cpp>: Remove description.
3323 <--enable-maintainer-mode>: Autotools files are affected, too.
3324 <--with-sysroot>: Improve description.
3325 (Building): Bump required GNU make version.
3327 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
3329 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
3330 (x86_64-*-*): Ditto.
3332 * config/i386/fma4intrin.h: New file, provide common x86 compiler
3333 intrinisics for FMA4.
3334 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
3335 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
3336 Add FMA4 check and fma4intrin.h.
3337 * config/i386/i386-c.c(ix86_target_macros_internal): Check
3339 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
3340 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
3341 constant for FMA4 support.
3342 (UNSPEC_FMA4_FMADDSUB): Ditto.
3343 (UNSPEC_FMA4_FMSUBADD): Ditto.
3344 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
3345 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
3346 (ix86_expand_fma4_multiple_memory): Ditto.
3347 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
3348 (OPTION_MASK_ISA_FMA4_UNSET): New.
3349 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
3350 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
3351 (ix86_handle_option): Handle -mfma4.
3352 (isa_opts): Handle -mfma4.
3353 (enum pta_flags): Add PTA_FMA4.
3354 (override_options): Add FMA4 support.
3355 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
3356 (IX86_BUILTIN_VFMADDSD): Ditto.
3357 (IX86_BUILTIN_VFMADDPS): Ditto.
3358 (IX86_BUILTIN_VFMADDPD): Ditto.
3359 (IX86_BUILTIN_VFMSUBSS): Ditto.
3360 (IX86_BUILTIN_VFMSUBSD): Ditto.
3361 (IX86_BUILTIN_VFMSUBPS): Ditto.
3362 (IX86_BUILTIN_VFMSUBPD): Ditto.
3363 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
3364 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
3365 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
3366 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
3367 (IX86_BUILTIN_VFNMADDSS): Ditto.
3368 (IX86_BUILTIN_VFNMADDSD): Ditto.
3369 (IX86_BUILTIN_VFNMADDPS): Ditto.
3370 (IX86_BUILTIN_VFNMADDPD): Ditto.
3371 (IX86_BUILTIN_VFNMSUBSS): Ditto.
3372 (IX86_BUILTIN_VFNMSUBSD): Ditto.
3373 (IX86_BUILTIN_VFNMSUBPS): Ditto.
3374 (IX86_BUILTIN_VFNMSUBPD): Ditto.
3375 (IX86_BUILTIN_VFMADDPS256): Ditto.
3376 (IX86_BUILTIN_VFMADDPD256): Ditto.
3377 (IX86_BUILTIN_VFMSUBPS256): Ditto.
3378 (IX86_BUILTIN_VFMSUBPD256): Ditto.
3379 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
3380 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
3381 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
3382 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
3383 (IX86_BUILTIN_VFNMADDPS256): Ditto.
3384 (IX86_BUILTIN_VFNMADDPD256): Ditto.
3385 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
3386 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
3387 (enum multi_arg_type): New enum for describing the various FMA4
3388 intrinsic argument types.
3389 (bdesc_multi_arg): New table for FMA4 intrinsics.
3390 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
3391 (ix86_expand_multi_arg_builtin): New function for creating FMA4
3393 (ix86_expand_builtin): Add FMA4 intrinsic support.
3394 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
3395 operand instructions.
3396 (ix86_expand_fma4_multiple_memory): New function to split the
3397 second memory reference from FMA4 instructions.
3398 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
3399 (ssemodesuffixf2s): Ditto.
3400 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
3402 (fma4_fmsub<mode>4): Ditto.
3403 (fma4_fnmadd<mode>4): Ditto.
3404 (fma4_fnmsub<mode>4): Ditto.
3405 (fma4_vmfmadd<mode>4): Ditto.
3406 (fma4_vmfmsub<mode>4): Ditto.
3407 (fma4_vmfnmadd<mode>4): Ditto.
3408 (fma4_vmfnmsub<mode>4): Ditto.
3409 (fma4_fmadd<mode>4256): Ditto.
3410 (fma4_fmsub<mode>4256): Ditto.
3411 (fma4_fnmadd<mode>4256): Ditto.
3412 (fma4_fnmsub<mode>4256): Ditto.
3413 (fma4_fmaddsubv8sf4): Ditto.
3414 (fma4_fmaddsubv4sf4): Ditto.
3415 (fma4_fmaddsubv4df4): Ditto.
3416 (fma4_fmaddsubv2df4): Ditto.
3417 (fma4_fmsubaddv8sf4): Ditto.
3418 (fma4_fmsubaddv4sf4): Ditto.
3419 (fma4_fmsubaddv4df4): Ditto.
3420 (fma4_fmsubaddv2df4): Ditto.
3421 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
3422 instructions for intrinsics.
3423 (fma4i_fmsub<mode>4): Ditto.
3424 (fma4i_fnmadd<mode>4): Ditto.
3425 (fma4i_fnmsub<mode>4): Ditto.
3426 (fma4i_vmfmadd<mode>4): Ditto.
3427 (fma4i_vmfmsub<mode>4): Ditto.
3428 (fma4i_vmfnmadd<mode>4): Ditto.
3429 (fma4i_vmfnmsub<mode>4): Ditto.
3430 (fma4i_fmadd<mode>4256): Ditto.
3431 (fma4i_fmsub<mode>4256): Ditto.
3432 (fma4i_fnmadd<mode>4256): Ditto.
3433 (fma4i_fnmsub<mode>4256): Ditto.
3434 (fma4i_fmaddsubv8sf4): Ditto.
3435 (fma4i_fmaddsubv4sf4): Ditto.
3436 (fma4i_fmaddsubv4df4): Ditto.
3437 (fma4i_fmaddsubv2df4): Ditto.
3438 (fma4i_fmsubaddv8sf4): Ditto.
3439 (fma4i_fmsubaddv4sf4): Ditto.
3440 (fma4i_fmsubaddv4df4): Ditto.
3441 (fma4i_fmsubaddv2df4): Ditto.
3443 * doc/invoke.texi (-mfma4): Add documentation.
3444 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
3446 2009-09-29 Richard Henderson <rth@redhat.com>
3448 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
3449 an edge to the new destination block.
3451 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3454 * pa.c (hppa_profile_hook): Use
3455 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
3457 2009-09-29 Steve Ellcey <sje@cup.hp.com>
3458 Alexander Monakov <amonakov@ispras.ru>
3461 * config/ia64/predicates.md (not_postinc_destination_operand): New.
3462 (not_postinc_memory_operand): New.
3463 (not_postinc_move_operand): New.
3464 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
3465 (*cmovsi_internal): Ditto.
3467 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
3469 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
3470 restrict issue_rate in first pass when scheduling for register
3473 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
3474 Rafael Avila de Espindola <espindola@google.com>
3476 * gengtype.c (plugin_output): New.
3477 (get_output_file_with_visibility): Return plugin_output for plugins.
3478 (main): Parse and use the -P option.
3479 * gty.texi: Update the command line format.
3481 2009-09-29 Jakub Jelinek <jakub@redhat.com>
3484 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
3486 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
3487 out if !const_ok_for_output.
3490 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
3491 case VAR_LOCATION>: Remove gcc_unreachable ().
3493 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
3495 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
3496 (x86_64-*-*): Ditto.
3497 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
3498 back to smmintrin.h.
3499 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
3500 * config/i386/x86intrin.h: Remove SSE5.
3501 * config/i386/mmintrin-common.h: Delete file.
3502 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
3504 2009-09-29 Richard Guenther <rguenther@suse.de>
3506 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
3507 resulting from stack temporaries on STRICT_ALIGNMENT targets.
3509 2009-09-29 Nick Clifton <nickc@redhat.com>
3511 * function.c (current_function_name): If there is no current
3512 function just return "<none>".
3514 2009-09-28 Sriraman Tallam <tmsriram@google.com>
3516 * tree-pass.h (register_pass_info): New structure.
3517 (pass_positioning_ops): Move enum from gcc-plugin.h.
3518 (register_pass): New function.
3519 * gcc-plugin.h (plugin_pass): Delete structure.
3520 (pass_positioning_ops): Delete enum.
3521 * plugin.c (regsiter_pass): Delete function.
3522 (position_pass): Delete function.
3523 (added_pass_nodes): Delete variable.
3524 (prev_added_pass_nodes): Delete variable.
3525 (pass_list_node): Delete structure.
3526 * passes.c (make_pass_instance): New function.
3527 (next_pass_1): Change to call make_pass_instance.
3528 (pass_list_node): Move structure from gcc-plugin.h.
3529 (added_pass_nodes): Move variable from plugin.c.
3530 (prev_added_pass_nodes): Move variable from plugin.c.
3531 (position_pass): New function.
3532 (register_pass): New function.
3534 2009-09-28 Easwaran Raman <eraman@google.com>
3536 * ifcvt.c (noce_try_abs): Recognize pattern and call
3537 expand_one_cmpl_abs_nojump.
3538 * optabs.c (expand_one_cmpl_abs_nojump): New function.
3539 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
3541 2009-09-28 Ian Lance Taylor <iant@google.com>
3544 * c-opts.c (c_common_handle_option): Don't set
3545 warn_jump_misses_init for -Wall.
3546 * doc/invoke.texi (Warning Options): Update documentation.
3548 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3550 * Makefile.in ($(out_object_file)): Depend on
3551 gt-$(basename $(notdir $(out_file))).h.
3553 2009-09-28 Richard Henderson <rth@redhat.com>
3555 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
3556 * except.c (gen_eh_region): Set it.
3557 (duplicate_eh_regions_1): Copy it.
3558 * tree-eh.c (lower_resx): Use it to determine which function
3561 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
3562 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
3563 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
3564 * tree.c (build_common_builtin_nodes): Remove parameter. Build
3565 BUILT_IN_CXA_END_CLEANUP if necessary.
3567 * c-common.c (c_define_builtins): Update call to
3568 build_common_builtin_nodes.
3570 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3572 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
3574 2009-09-28 Michael Matz <matz@suse.de>
3576 * builtins.c (interclass_mathfn_icode): New helper.
3577 (expand_builtin_interclass_mathfn): Use it here, and split folding
3579 (fold_builtin_interclass_mathfn): ... this new folder.
3580 (build_call_nofold_loc): New static helper.
3581 (build_call_nofold): New wrapper macro for above.
3582 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
3583 (expand_builtin_pow): Ditto.
3584 (expand_builtin_memset_args): Ditto.
3585 (expand_builtin_printf): Ditto.
3586 (expand_builtin_fprintf): Ditto.
3587 (expand_builtin_sprintf): Ditto.
3588 (expand_builtin_memory_chk): Ditto.
3589 (expand_builtin_mempcpy_args): Ditto and don't call folders.
3590 (expand_builtin_stpcpy): Ditto.
3591 (expand_builtin_strcmp): Ditto.
3592 (expand_builtin_strncmp): Ditto.
3593 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
3594 (expand_builtin_strcpy_args): Don't call folders.
3595 (expand_builtin_memcmp): Ditto.
3596 (expand_builtin_strncpy): Ditto, and use target.
3597 (expand_builtin_memcpy): Ditto.
3598 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
3599 expand_builtin_strpbrk, expand_builtin_memmove,
3600 expand_builtin_memmove_args, expand_builtin_bcopy,
3601 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
3602 expand_builtin_strspn, expand_builtin_strcspn,
3603 expand_builtin_fputs): Remove these.
3604 (expand_builtin): Don't call the above, change calls to other
3605 expanders that changed prototype.
3606 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
3607 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
3608 fold_builtin_interclass_mathfn.
3609 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
3610 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
3612 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
3613 * passes.c (init_optimization_passes): Move pass_fold_builtins
3614 after last phiopt pass.
3615 * tree-inline.c (fold_marked_statements): When folding builtins
3616 iterate over all instruction potentially generated.
3617 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
3619 (fold_gimple_call): Use it to always fold calls (into potentially
3620 multiple instructions).
3621 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
3622 calls into zero at this time.
3623 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
3624 statements generated by builtin folding.
3626 2009-09-28 Nick Clifton <nickc@redhat.com>
3628 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
3630 2009-09-28 Duncan Sands <baldrick@free.fr>
3632 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
3633 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
3634 (register_callback): Dispatch it.
3635 (invoke_plugin_callbacks): Incorporate in sanity check.
3636 * ggc.h (ggc_register_cache_tab): Add declaration.
3637 * ggc-common.c (ggc_register_root_tab): Simplify.
3638 (const_ggc_cache_tab_t): New typedef.
3639 (extra_cache_vec): New vector of dynamically added cache tables.
3640 (ggc_register_cache_tab): New function.
3641 (ggc_scan_cache_tab): New function.
3642 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
3643 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
3645 2009-09-27 Richard Henderson <rth@redhat.com>
3647 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
3648 which we remove __builtin_stack_restore.
3650 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
3652 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
3653 to test for GRD_INVARIANT.
3654 (simple_rhs_p): Anything that's function_invariant_p is fine.
3656 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
3658 * gengtype.c (main): Use plunge_files instead of plugin_output.
3660 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
3661 Rafael Avila de Espindola <espindola@google.com>
3663 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
3664 Don't print pch related info if it is false.
3665 (main): Don't print pch info in plugin mode.
3667 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
3669 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
3670 with dw_val_class_const_double.
3671 (struct dw_val_struct): Replace val_long_long with val_double and
3672 adjust for above change.
3673 (output_loc_operands): Likewise.
3674 (add_AT_long_long): Rename into...
3675 (add_AT_double): ...this.
3676 (print_die): Replace dw_val_class_long_long with
3677 dw_val_class_const_double and adjust.
3678 (attr_checksum): Likewise.
3679 (same_dw_val_p): Likewise.
3680 (size_of_die): Likewise.
3681 (value_format): Likewise.
3682 (output_die): Likewise.
3683 (loc_descriptor) <CONST_DOUBLE>: Likewise.
3684 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
3685 instead of add_AT_long_long.
3686 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
3687 value with the precision of its type.
3689 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
3692 * c-typeck.c (build_conditional_expr): Use the readonly and
3693 volatile flags of the operand types, not of the operands itself.
3695 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
3697 * collect2.c (main): Look for -brtl before adding libraries.
3699 2009-09-27 Jonathan Gray <jsg@openbsd.org>
3701 * config.gcc: Update OpenBSD targets.
3702 * config/openbsd-stdint.h: New file.
3703 * config/openbsd-libpthread.h: New file.
3704 * config/openbsd.h: Update and break out LIB_SPEC definition.
3705 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
3706 * config/i386/openbsdelf.h: Correct types.
3707 * config/m68k/openbsd.h: Likewise.
3708 * config/mips/openbsd.h: Likewise.
3709 * config/vax/openbsd.h: Likewise.
3711 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
3713 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
3714 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
3715 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
3716 of the length and zero.
3718 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3720 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
3721 (FLAGS_H): Add options.h $(REAL_H).
3722 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
3723 (TREE_VECTORIZER_H): New.
3724 (EBITMAP_H): Renamed from EBIMAP_H.
3725 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
3726 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
3727 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
3728 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
3729 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
3730 (graphite-clast-to-gimple.o, graphite-dependences.o)
3731 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
3732 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
3733 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
3734 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
3735 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
3736 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
3737 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
3738 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
3739 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
3740 updated and fixed as per above changes and per
3741 check_makefile_deps.sh output.
3744 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
3745 * configure: Regenerate.
3747 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3749 * doc/install.texi: Update minimum MPC version to 0.7.
3751 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
3753 * doc/install.texi (Binaries): Remove reference to the binary
3754 distribution CD-ROM from the FSF.
3756 2009-09-26 Michael Matz <matz@suse.de>
3760 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
3761 that are mentioned in the body.
3763 2009-09-26 Michael Matz <matz@suse.de>
3765 PR tree-optimization/41454
3766 * tree-ssa-dom (stmts_to_rescan): Remove variable.
3767 (tree_ssa_dominator_optimize): Don't allocate and free it.
3768 (dom_opt_leave_block): Don't iterate over it.
3769 (eliminate_redundant_computations): Don't return a value.
3770 (cprop_operand, cprop_into_stmt): Ditto.
3771 (optimize_stmt): Don't defer updating stmts.
3773 2009-09-25 Dodji Seketeli <dodji@redhat.com>
3775 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
3776 generic_parameter_die, template_parameter_pack_die,
3777 gen_formal_parameter_die, gen_subprogram_die): Adjust after
3778 renaming DW_TAG_formal_parameter_pack and
3779 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
3780 and DW_TAG_GNU_template_parameter_pack.
3782 2009-09-25 Anatoly Sokolov <aesok@post.ru>
3784 * config/v850/v850.h (FUNCTION_VALUE): Remove.
3785 * config/v850/v850.c (v850_function_value): New function.
3786 (TARGET_FUNCTION_VALUE): Define.
3788 2009-09-25 Jakub Jelinek <jakub@redhat.com>
3790 * tree-vect-stmts.c (vectorizable_call): Call
3791 mark_symbols_for_renaming after vect_finish_stmt_generation.
3793 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
3794 to loc_descriptor_from_tree.
3795 (add_location_or_const_value_attribute): Pass 0 instead of 2
3796 for decl_by_reference_p decls.
3798 2009-09-25 Richard Guenther <rguenther@suse.de>
3801 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
3804 2009-09-25 Ben Elliston <bje@au.ibm.com>
3806 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
3809 2009-09-25 Alan Modra <amodra@bigpond.net.au>
3811 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
3812 form of instruction.
3814 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3817 * fold-const.c (const_binop): Handle complex int division.
3818 * tree-complex.c (expand_complex_div_straight,
3819 expand_complex_div_wide): Update comments.
3821 2009-09-24 DJ Delorie <dj@redhat.com>
3824 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
3825 (reg_class): Likewise.
3826 (REG_CLASS_NAMES): Likewise.
3827 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
3828 (m32c_override_options): Disable -fivopts for M32C.
3830 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3832 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3833 Delete VSX load/store with update support.
3834 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
3835 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
3839 (VStype_load_update): Ditto.
3840 (VStype_store_update): Ditto.
3841 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
3842 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
3844 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
3845 load/store with update builtins.
3847 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
3849 * libgcc2.c (L_trampoline): Prototype for getpagesize
3850 and mprotect in WINNT case.
3852 2009-09-24 Anatoly Sokolov <aesok@post.ru>
3854 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
3855 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
3856 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
3857 'outgoing' argument.
3858 (TARGET_FUNCTION_VALUE): Define.
3860 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3862 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
3864 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3867 * common.opt: Initialize dwarf_strict to -1.
3868 * toplev.c (process_options): Catch unset dwarf_strict
3869 and set to 0 for all targets not overriding.
3870 * config/darwin.c (darwin_override_options): Catch unset
3871 dwarf_strict and override to 1.
3873 2009-09-24 Jeff Law <law@redhat.com>
3875 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
3877 2009-09-24 Richard Guenther <rguenther@suse.de>
3879 PR tree-optimization/36143
3880 PR tree-optimization/38747
3881 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3882 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
3884 2009-09-24 Jakub Jelinek <jakub@redhat.com>
3887 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
3888 return false instead of gcc_unreachable (). For CONST return the
3889 value returned by recursive call instead of always returning true.
3890 (tree_add_const_value_attribute): Return the value returned by
3891 add_const_value_attribute instead of always returning true if rtl
3894 2009-09-23 Justin Seyster <jrseys@gmail.com>
3896 * Makefile.in (PLUGIN_HEADERS): Include real.h.
3898 2009-09-24 Jakub Jelinek <jakub@redhat.com>
3900 * cgraphunit.c (cgraph_lower_function): Revert last change.
3901 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
3902 instead of DECL_NO_STATIC_CHAIN.
3903 * tree-cfg.c (verify_gimple_call): Likewise.
3904 * tree-nested.c (get_chain_decl, get_chain_field,
3905 convert_tramp_reference_op, convert_gimple_call): Likewise.
3906 (convert_all_function_calls): Likewise. Always set or clear
3907 DECL_STATIC_CHAIN initially, for !n->outer clear it.
3908 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
3909 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
3911 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
3912 DECL_NO_STATIC_CHAIN.
3913 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
3914 instead of DECL_NO_STATIC_CHAIN.
3915 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
3916 decl_function_context.
3917 * varasm.c (initializer_constant_valid_p): Likewise.
3918 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
3919 (DECL_STATIC_CHAIN): ... this.
3920 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
3921 instead of DECL_NO_STATIC_CHAIN.
3923 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
3924 Rafael Avila de Espindola <espindola@google.com>
3926 * gengtype.c (nb_plugin_files): Make it unsigned to match
3927 num_gt_files. Adjust other variables to avoid warnings.
3928 (main): Allocate an all zero lang_bitmap before each plugin file name
3929 to match regular file names.
3931 2009-09-23 Richard Henderson <rth@redhat.com>
3933 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3934 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
3935 static chain passed in memory.
3936 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
3937 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
3938 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
3939 STATIC_CHAIN_REGNUM defined.
3941 * config/picochip/picochip-protos.h: s/class/klass/.
3942 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
3943 (picochip_static_chain): New.
3944 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
3945 (STATIC_CHAIN_INCOMING): Remove.
3947 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
3948 (xtensa_static_chain): New.
3949 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
3950 (STATIC_CHAIN_INCOMING): Remove.
3952 2009-09-23 Anatoly Sokolov <aesok@post.ru>
3954 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
3955 * config/pa/pa-protos.h (function_value): Remove.
3956 * config/pa/pa.c (pa_function_value): Rename from function_value.
3957 Make static, add 'outgoing' argument.
3958 (TARGET_FUNCTION_VALUE): Define.
3960 2009-09-23 Anatoly Sokolov <aesok@post.ru>
3962 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
3963 instead of cfun->machine->is_leaf.
3964 * config/avr/avr.h (machine_function): Remove is_leaf field.
3966 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3969 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
3970 DW_OP_piece after DW_OP_stack_value, adjust size calculations
3971 for it, when DW_OP_stack_value and DW_OP_implicit_value has
3972 the same size, prefer DW_OP_stack_value.
3973 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
3974 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
3976 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
3979 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
3981 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
3984 * cfgexpand.c (convert_debug_memory_address): New.
3985 (expand_debug_expr): Convert base address and offset to the same
3986 mode. Use it to convert addresses to other modes. Accept
3989 2009-09-23 Richard Guenther <rguenther@suse.de>
3991 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
3992 produced for bigendian targets with promoted subregs.
3994 2009-09-23 Richard Guenther <rguenther@suse.de>
3996 * value-prof.c (gimple_ic): Purge old EH edges only after building
3999 2009-09-23 Nick Clifton <nickc@redhat.com>
4001 * config/arc/arc.c (arc_trampoline_init): Fix typo.
4003 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4006 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
4009 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
4010 on non-nested functions.
4012 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4013 Jan Hubicka <jh@suse.cz>
4015 * dwarf2out.c (loc_list_plus_const): Only define if
4016 DWARF2_DEBUGGING_INFO.
4017 (address_of_int_loc_descriptor): Likewise.
4020 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
4022 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
4025 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
4026 constant is more than zero.
4028 2009-09-23 Alan Modra <amodra@bigpond.net.au>
4031 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
4032 call final to emit non-scheduled prologue, instead insert at entry.
4034 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4035 Joseph S. Myers <joseph@codesourcery.com>
4037 * doc/install.texi (*-*-freebsd*): Add proper format codes.
4039 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4040 Rafael Avila de Espindola <espindola@google.com>
4042 * gengtype.c (is_file_equal): New function.
4043 (close_output_files): Use is_file_equal. Free of->buf.
4045 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4046 Rafael Avila de Espindola <espindola@google.com>
4048 * gengtype.c (write_types, write_local): Add the output_header
4049 argument. Update all callers.
4051 2009-09-22 Dodji Seketeli <dodji@redhat.com>
4053 * dwarf2out.c (template_parameter_pack_die,
4054 gen_formal_parameter_pack_die ): New functions.
4055 (make_ith_pack_parameter_name): Remove this function.
4056 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
4057 DW_TAG_formal_parameter_pack.
4058 (gen_generic_params_dies): Represent each template parameter pack
4059 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
4060 represented by usual DW_TAG_template_*_parameter DIEs that are
4061 children of the DW_TAG_template_parameter_pack element DIE.
4062 (generic_parameter_die): This doesn't deal with parameter pack
4063 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
4064 of parameter pack DIEs.
4065 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
4066 in certain cases, e.g. for pack elements.
4067 (gen_formal_types_die, gen_decl_die): Adjust usage of
4068 gen_formal_parameter_die.
4069 (gen_subprogram_die): Represent each function parameter pack by a
4070 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
4071 represented by usual DW_TAG_formal_parameter DIEs that are children
4072 of the DW_TAG_formal_parameter_pack DIE. Remove references to
4073 ____builtin_va_alist decls as no part of the compiler uses those
4075 * langhooks.h (struct lang_hooks_for_decls): Add
4076 function_parm_expanded_from_pack_p, get_generic_function_decl
4077 and function_parameter_pack_p hooks. Fix comment for
4078 get_innermost_generic_parms hook.
4079 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
4080 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
4081 macros and use them to initialize lang_hook.
4083 2009-09-22 Richard Henderson <rth@redhat.com>
4085 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
4086 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
4087 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
4088 on TRAMPOLINE_TEMPLATE.
4089 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
4090 TRAMPOLINE_ADJUST_ADDRESS.
4091 * targhooks.c (default_asm_trampoline_template): Remove.
4092 (default_trampoline_adjust_address): Remove.
4093 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
4094 * targhooks.h: Update decls.
4096 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4098 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
4099 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
4100 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
4102 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
4105 * reload1.c (reload): Reset debug insns with pseudos without
4108 2009-09-22 Janis Johnson <janis187@us.ibm.com>
4110 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
4111 unconditional true for decimal float modes.
4112 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
4113 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
4115 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4117 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
4118 Enable a new case for __FreeBSD__ >= 7.
4119 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
4120 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
4121 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
4122 and USE_LD_AS_NEEDED.
4124 * doc/install.texi (*-*-freebsd*): Update target information.
4126 2009-09-22 Richard Guenther <rguenther@suse.de>
4129 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
4130 arrays really properly.
4132 2009-09-22 Richard Henderson <rth@redhat.com>
4135 * target.h (struct gcc_target): Add asm_out.trampoline_template,
4136 calls.static_chain, calls.trampoline_init,
4137 calls.trampoline_adjust_address.
4138 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4139 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
4140 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4141 * builtins.c (expand_builtin_setjmp_receiver): Use
4142 targetm.calls.static_chain; only clobber registers.
4143 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
4144 set up memory attributes properly for the trampoline block.
4145 (expand_builtin_adjust_trampoline): Use
4146 targetm.calls.trampoline_adjust_address.
4147 * calls.c (prepare_call_address): Add fndecl argument. Use
4148 targetm.calls.static_chain.
4149 * df-scan.c (df_need_static_chain_reg): Remove.
4150 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
4151 consolodate static chain handling.
4152 * doc/tm.texi: Document new hooks.
4153 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
4154 (init_emit_regs): Don't initialize them.
4155 * expr.h (prepare_call_address): Update decl.
4156 * final.c (profile_function): Use targetm.calls.static_chain.
4157 * function.c (expand_function_start): Likewise.
4158 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
4159 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
4160 only clobber registers.
4161 * targhooks.c (default_static_chain): New.
4162 (default_asm_trampoline_template, default_trampoline_init): New.
4163 (default_trampoline_adjust_address): New.
4164 * targhooks.h: Declare them.
4165 * varasm.c (assemble_trampoline_template): Use
4166 targetm.asm_out.trampoline_template. Make the memory block const
4169 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
4170 alpha_initialize_trampoline. Make static. Merge VMS parameter
4171 differences into the TARGET_ABI_OPEN_VMS code block.
4172 (TARGET_TRAMPOLINE_INIT): New.
4173 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
4174 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
4175 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
4176 (INITIALIZE_TRAMPOLINE): Remove.
4178 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
4179 (TRAMPOLINE_TEMPLATE): Merge with ...
4180 (INITIALIZE_TRAMPOLINE): ... this and move ...
4181 * config/arc/arc.c (arc_trampoline_init): ... here.
4182 (TARGET_TRAMPOLINE_INIT): New.
4184 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4185 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4186 (arm_asm_trampoline_template): New.
4187 (arm_trampoline_init, arm_trampoline_adjust_address): New.
4188 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
4189 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
4190 code to arm_asm_trampoline_template.
4191 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
4192 arm_trampoline_adjust_address.
4193 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
4194 adjust for target hook parameters.
4196 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
4199 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
4200 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
4201 (bfin_trampoline_init): Rename from initialize_trampoline;
4202 make static; update for target hook parameters.
4203 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
4204 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
4205 bfin_asm_trampoline_template.
4206 (INITIALIZE_TRAMPOLINE): Remove.
4208 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4209 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
4210 cris_trampoline_init): New.
4211 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
4212 cris_asm_trampoline_template.
4213 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
4214 adjust for target hook parameters.
4216 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
4218 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4219 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
4220 fr30_trampoline_init): New.
4221 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
4222 fr30_asm_trampoline_template.
4223 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
4224 adjust for target hook parameters.
4226 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
4227 (frv_trampoline_init): Rename from frv_initialize_trampoline;
4228 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
4229 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
4230 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
4232 * config/h8300/h8300.c (h8300_trampoline_init): New.
4233 (TARGET_TRAMPOLINE_INIT): New.
4234 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
4235 to h8300_trampoline_init and adjust for hook parameters.
4237 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
4238 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
4239 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
4240 make static; adjust for hook parameters.
4241 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
4243 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4244 (TARGET_TRAMPOLINE_INIT): New.
4245 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
4246 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
4247 iq2000_asm_trampoline_template.
4248 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
4249 (TRAMPOLINE_CODE_SIZE): New.
4250 (TRAMPOLINE_SIZE): Use it.
4251 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
4253 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
4254 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
4255 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
4256 adjust for hook parameters.
4257 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
4259 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
4260 (m32r_trampoline_init): New.
4261 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
4262 m32r_trampoline_init.
4264 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
4265 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
4266 make static; update for hook parameters.
4267 * config/m68hc11/m68hc11-protos.h: Update.
4268 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
4270 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4271 (TARGET_TRAMPOLINE_INIT): New.
4272 (mcore_function_value): Fix typo.
4273 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
4274 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
4275 to mcore_asm_trampoline_template.
4276 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
4278 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
4279 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
4280 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
4281 update for hook parameters.
4282 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
4284 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4285 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4286 mips_trampoline_init): New.
4287 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
4288 mips_asm_trampoline_template.
4289 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
4290 update for hook parameters.
4292 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4293 (TARGET_TRAMPOLINE_INIT): New.
4294 (mmix_trampoline_size): Remove.
4295 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
4296 make static. Remove out-of-date tetra vs octa comment.
4297 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
4298 make static; update for hook parameters.
4299 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
4300 (INITIALIZE_TRAMPOLINE): Remove.
4301 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
4302 (TRAMPOLINE_ALIGNMENT): New.
4303 * gcc/config/mmix/mmix-protos.h: Update.
4305 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4306 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4307 mn10300_trampoline_init): New.
4308 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
4309 mn10300_asm_trampoline_template.
4310 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
4312 * config/moxie/moxie.c (moxie_static_chain,
4313 moxie_asm_trampoline_template, moxie_trampoline_init,
4314 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
4315 TARGET_TRAMPOLINE_INIT): New.
4316 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
4317 moxie_trampoline_init.
4318 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
4319 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4321 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4322 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4323 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
4324 pa_trampoline_adjust_address): New.
4325 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
4326 pa_asm_trampoline_template.
4327 (TRAMPOLINE_ALIGNMENT): New.
4328 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
4329 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
4330 adjust for hook parameters.
4331 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
4333 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
4334 (TARGET_TRAMPOLINE_INIT): New.
4335 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
4336 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
4338 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
4340 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
4341 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
4342 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
4343 make static; adjust parameters for the hook.
4344 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
4346 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
4347 s390_trampoline_template; make static.
4348 (s390_trampoline_init): Rename from s390_initialize_trampoline;
4349 make static; adjust for target hook.
4350 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
4351 * config/s390/s390-protos.h: Remove trampoline decls.
4352 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
4353 (TRAMPOLINE_TEMPLATE): Remove.
4354 (TRAMPOLINE_ALIGNMENT): New.
4356 * config/score/score-protos.h (score_initialize_trampoline): Remove.
4357 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4358 (TARGET_TRAMPOLINE_INIT): New.
4359 (score_asm_trampoline_template): New.
4360 (score_trampoline_init): Rename from score_initialize_trampoline;
4361 make static; adjust for hook parameters.
4362 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
4363 score[37]_asm_trampoline_template.
4364 (INITIALIZE_TRAMPOLINE): Remove.
4365 * config/score/score3.c (score3_asm_trampoline_template): New.
4366 (score3_trampoline_init): Rename from score3_initialize_trampoline;
4367 adjust for target hook.
4368 * config/score/score7.c (score7_asm_trampoline_template): New.
4369 (score7_trampoline_init): Rename from score7_initialize_trampoline;
4370 adjust for target hook.
4371 * config/score/score3.h, config/score/score7.h: Update.
4373 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
4374 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
4375 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4376 (sh_trampoline_init): Rename from sh_initialize_trampoline;
4377 make static; adjust for target hook parameters.
4378 (sh_trampoline_adjust_address): New.
4379 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
4380 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
4382 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
4383 (sparc32_initialize_trampoline): Rename from
4384 sparc_initialize_trampoline; make static; replace tramp parameter
4385 with m_tramp and update memory accesses.
4386 (sparc64_initialize_trampoline): Similarly.
4387 (sparc_trampoline_init): New.
4388 * config/sparc/sparc-protos.h: Remove trampoline decls.
4389 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
4390 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
4392 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
4393 (array_to_constant): Make ARR parameter const.
4394 (spu_trampoline_init): Rename from spu_initialize_trampoline;
4395 make static; update for hook parameters.
4396 * config/spu/spu-protos.h: Update decls.
4397 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
4399 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
4400 from xstormy16_initialize_trampoline; make static; update for
4402 (TARGET_TRAMPOLINE_INIT): New.
4403 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
4405 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4406 (TARGET_TRAMPOLINE_INIT): New.
4407 (v850_can_eliminate): Make static.
4408 (v850_asm_trampoline_template, v850_trampoline_init): New.
4409 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
4410 v850_asm_trampoline_template.
4411 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
4412 and adjust for target hook parameters.
4414 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4415 (TARGET_TRAMPOLINE_INIT): New.
4416 (vax_asm_trampoline_template, vax_trampoline_init): New.
4417 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
4418 vax_asm_trampoline_template.
4419 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
4421 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4422 (TARGET_TRAMPOLINE_INIT): New.
4423 (xtensa_asm_trampoline_template): Rename from
4424 xtensa_trampoline_template; make static.
4425 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
4426 make static; update for hook parameters.
4427 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
4428 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
4429 (INITIALIZE_TRAMPOLINE): Remove.
4431 * config/i386/i386.c (ix86_function_regparm): Do not issue an
4432 error for nested functions with regparm=3.
4433 (ix86_compute_frame_layout): Adjust frame pointer offset for
4434 ix86_static_chain_on_stack.
4435 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
4436 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
4437 don't reset to UNITS_PER_WORD.
4438 (ix86_emit_leave): Adjust ix86_cfa_state.
4439 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
4440 (ix86_static_chain): New.
4441 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
4442 make static; update for target hook parameters; use ix86_static_chain.
4443 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
4444 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
4445 (INITIALIZE_TRAMPOLINE): Remove.
4446 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
4447 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
4448 to the end. Add static_chain_on_stack.
4449 (ix86_static_chain_on_stack): New.
4451 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
4452 (m68k_output_mi_thunk): Don't use static_chain_rtx.
4453 (m68k_trampoline_init): New.
4454 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
4455 m68k_trampoline_init and adjust for hook parameters.
4456 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
4457 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
4459 2009-09-22 Jakub Jelinek <jakub@redhat.com>
4461 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
4462 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
4464 * reload1.c (reload): Call wrap_constant when substituting
4465 reg for equiv inside of DEBUG_INSNs.
4468 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
4469 add_call_src_coords_attributes, add_high_low_attributes,
4470 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
4471 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
4472 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
4473 when -gdwarf-2 -gstrict-dwarf.
4474 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
4475 -gdwarf-[23] -gstrict-dwarf.
4476 (address_of_int_loc_descriptor, loc_descriptor,
4477 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
4478 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
4479 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
4481 2009-09-22 Richard Guenther <rguenther@suse.de>
4483 PR tree-optimization/41428
4484 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
4485 (ccp_finalize): Pass it to substitute_and_fold.
4487 2009-09-22 Richard Guenther <rguenther@suse.de>
4489 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
4490 (substitute_and_fold): Adjust prototype.
4491 * tree-vrp.c (vrp_evaluate_conditional): Make static.
4492 (simplify_stmt_using_ranges): Likewise.
4493 (fold_predicate_in): Move here from tree-ssa-propagate.c.
4494 (vrp_fold_stmt): New function.
4495 (vrp_finalize): Pass it to substitute_and_fold.
4496 * tree-flow.h (vrp_evaluate_conditional): Remove.
4497 (simplify_stmt_using_ranges): Likewise.
4498 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
4499 * tree-ssa-copy.c (fini_copy_prop): Likewise.
4500 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
4502 (fold_predicate_in): Move to tree-vrp.c.
4503 (substitute_and_fold): Use the callback instead of calling into
4504 tree-vrp.c functions directly.
4506 2009-09-22 Jakub Jelinek <jakub@redhat.com>
4508 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
4509 comparison warning on rs6000.
4512 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
4513 GIMPLE_EH_MUST_NOT_THROW cleanup.
4514 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4516 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
4519 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
4520 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
4521 LIB_SPEC for darwin10 and later since it always uses the unwinder in
4522 libSystem which is derived from the gcc 4.2.1 unwinder.
4524 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4527 * varasm.c (default_encode_section_info): Copy TLS model into
4528 sym_ref flags regardless of backend support for TLS, for all
4529 model types except TLS_MODEL_EMULATED.
4531 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4534 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
4535 we can handle it correctly.
4537 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
4539 * doc/install.texi (os2): Remove section.
4541 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
4543 * doc/standards.texi (Objective-C): Adjust two URLs.
4545 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
4547 * tree-tailcall.c (process_assignment): Don't check if a
4548 multiplication or an addition are already present.
4549 (find_tail_calls): Combine multiple additions and multiplications.
4550 (adjust_accumulator_values): Emit accumulators.
4552 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
4554 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
4555 xmm register restore.
4557 2009-09-21 Jan Hubicka <jh@suse.cz>
4559 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
4560 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
4563 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
4565 * stor-layout.c (layout_type): Remove obsolete code.
4567 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
4570 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
4572 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4575 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
4576 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
4577 (fold_builtin_2, do_mpc_arg1): Update accordingly.
4578 * fold-const.c (const_binop): Likewise.
4579 * real.h (do_mpc_arg2): Update prototype.
4581 2009-09-20 Jan Hubicka <jh@suse.cz>
4583 * dwarf2out.c (add_const_value_attribute): Return true if successful.
4584 (add_location_or_const_value_attribute): Rewrite using
4586 (tree_add_const_value_attribute): Return true if successful.
4587 (tree_add_const_value_attribute_for_decl): Likewise.
4589 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
4590 (loc_descriptor): ... here;
4591 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4592 (cst_pool_loc_descr): Break out from ...; do not reffer constant
4593 pool items that was not marked for output.
4594 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
4595 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4596 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4597 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
4598 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
4599 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
4600 DW_OP_stack_value to get address of items that are not available
4602 (dw_loc_list): Handle single element lists correctly.
4604 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
4605 Pascal Obry <obry@adacore.com>
4607 * unwind-dw2-fde.c (classify_object_over_fdes):
4608 Cast the constant 1 to _Unwind_Ptr.
4609 (add_fdes): Likewise.
4610 (linear_search_fdes): Likewise.
4612 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
4614 * stor-layout.c (set_sizetype): Avoid useless type copy.
4616 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4618 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
4620 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
4621 * configure, config.in: Regenerate.
4622 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
4624 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
4625 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
4626 for global data if the output could be used in a shared library.
4627 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
4628 to 0 if TARGET_WRITABLE_EH_FRAME.
4630 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
4632 PR rtl-optimization/39886
4633 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
4634 just when insn is equal to BB_END (bb).
4636 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
4638 * config/mips/mips.opt (mrelax-pic-calls): New option.
4639 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
4641 (mips_unspec_call): Change "unspec_call" expander into this.
4642 (mips_strip_unspec_call): New function.
4643 (mips_got_load): Call mips_unspec_call instead of
4644 gen_unspec_call<mode>.
4645 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
4647 (mips_cfg_in_reorg): New function.
4648 (mips16_lay_out_constants): Use it to decide whether to call
4649 CFG-aware insn splitting.
4650 (r10k_insert_cache_barriers): Move CFG set-up code from here to
4651 mips_reorg. Move DF set-up code from here ...
4652 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
4654 (mips_reorg): Call mips_df_reorg instead of
4655 r10k_insert_cache_barriers. Move CFG set-up code here from
4656 r10k_insert_cache_barriers.
4657 (mips_call_expr_from_insn): New function.
4658 (mips_pic_call_symbol_from_set): Likewise.
4659 (mips_find_pic_call_symbol): Likewise.
4660 (mips_annotate_pic_call_expr): Likewise.
4661 (mips_get_pic_call_symbol): Likewise.
4662 (mips_annotate_pic_calls): Likewise.
4663 (mips_override_options): Disable -mrelax-pic-calls unless PIC
4665 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
4666 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
4667 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
4669 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
4670 (unspec_call<mode>): Remove it.
4671 (sibcall_internal, sibcall_value_internal,
4672 sibcall_value_multiple_internal, call_internal, call_split,
4673 call_value_internal, call_value_split,
4674 call_value_multiple_internal, call_value_multiple_split): Pass
4675 SIZE_OPNO to MIPS_CALL.
4676 (call_internal_direct, call_direct_split,
4677 call_value_internal_direct, call_value_direct_split): Pass -1 as
4678 SIZE_OPNO to MIPS_CALL.
4679 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
4680 * configure: Regenerate.
4681 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
4682 and -mno-relax-pic-calls.
4683 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
4685 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4688 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
4689 in the directory this rule is called from, rather than the
4690 toplevel 'gcc' directory, to fix in-tree build.
4692 2009-09-19 Chris Demetriou <cgd@google.com>
4694 PR preprocessor/28435:
4695 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
4696 to cpplib that the preprocessor output is needed.
4698 2009-09-19 Jakub Jelinek <jakub@redhat.com>
4700 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
4701 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
4702 *return_and_restore_fpregs_<mode>,
4703 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
4706 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
4707 instead of assuming it has always a REG inside of it.
4709 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
4711 * config/freebsd.h: Update comment on types.
4712 (WINT_TYPE): Define.
4714 2009-09-18 Jason Merrill <jason@redhat.com>
4716 * c.opt: Add -fno-deduce-init-list.
4718 2009-09-18 Neil Vachharajani <nvachhar@google.com>
4720 * value-prof.c (interesting_stringop_to_profile_p): Added output
4721 argument to indicate which parameter is the size parameter.
4722 * value-prof.c (gimple_stringop_fixed_value): Use
4723 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
4724 * value-prof.c (gimple_stringops_transform): Update call sites to
4725 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
4727 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
4730 From David Binderman <dcb314@hotmail.com>:
4731 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
4732 local variable f. Remove stale comments.
4733 (ix86_compute_frame_layout): Remove useless local variable total_size.
4734 Remove #if 0'd code.
4735 (legitimate_address_p): Remove useless local variables
4736 reason_rtx and reason.
4737 (ix86_split_copysign_const): Remove useless local variable op1.
4738 (scale_counter): Remove useless local variable piece_size_mask.
4740 2009-09-18 Jakub Jelinek <jakub@redhat.com>
4742 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
4745 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4748 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
4750 2009-09-17 Jakub Jelinek <jakub@redhat.com>
4752 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
4755 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
4757 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
4758 DW_OP_implicit_value even without dwarf_version 4.
4760 2009-09-17 Jan Hubicka <jh@suse.cz>
4762 * dwarf2out.c: Include tree-pass.h and gimple.h.
4763 (loc_list_plus_const): New function.
4764 (loc_descriptor_from_tree_1): Rename to ...
4765 (loc_descriptor_from_tree): ... remove original.
4766 (loc_list_from_tree): New function.
4767 (add_AT_location_description): Accept location list.
4768 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
4769 (concatn_mem_loc_descriptor): Remove.
4770 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
4772 (secname_for_decl): Move up.
4773 (hidden_reference_p): New function; break out from ...
4774 (loc_by_refernece): ... here; move up.
4775 (dw_loc_list): New function.
4776 (single_element_loc_list): New function.
4777 (single_element_loc_list_p): New function.
4778 (add_loc_descr_to_each): New function.
4779 (add_loc_list): New function.
4780 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
4781 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
4782 add diagnostics why expansion failed.
4783 (add_location_or_const_value_attribute): Support location lists.
4784 (add_bound_info): Likewise.
4785 (descr_info_loc): Update call of loc_descriptor_from_tree.
4786 (gen_variable_die): Work on location lists.
4787 * final.c (pass_final): Add dump file.
4788 * Makefile.in (dwarf2out.o): Add new dependencies.
4790 2009-09-17 Janis Johnson <janis187@us.ibm.com>
4793 * real.c decimal_from_integer, decimal_integer_string): New.
4794 (real_from_integer): Use them as special case for decimal float.
4795 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
4796 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
4797 Do not append zero after the decimal point in string to convert.
4799 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
4801 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
4802 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
4804 2009-09-17 Martin Jambor <mjambor@suse.cz>
4806 * common.opt (fipa-sra): New switch.
4807 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
4808 * timevar.def (TV_IPA_SRA): New timevar.
4809 * params.def (ipa-sra-ptr-growth-factor): New parameter.
4810 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
4811 * tree-sra.c: Include cgraph.c.
4812 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
4813 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
4814 and grp_not_necessarilly_dereferenced.
4815 (func_param_count): New variable.
4816 (encountered_apply_args): New variable.
4817 (bb_dereferences): New variable.
4818 (final_bbs): New variable.
4819 (no_accesses_representant): New variable.
4820 (no_accesses_p): New function.
4821 (dump_access): Dump the new fields.
4822 (sra_initialize): Set encountered_apply_args to false.
4823 (get_ssa_base_param): New function.
4824 (mark_parm_dereference): New function.
4825 (create_access): Caring for INIDRECT_REFs and different handling of
4826 varialble length accesses in early IPA SRA. Store the stmt - a new
4827 parameter - to the new access.
4828 (build_access_from_expr_1): New parameter stmt, passed to
4829 create_access. Handle INDIRECT_REFs.
4830 (build_access_from_expr): Pass the current statement to
4831 build_access_from_expr_1.
4832 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
4834 (build_accesses_from_assign): Pass the current statement to
4835 build_access_from_expr_1. Do not create assign links in IPA-SRA.
4836 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
4837 final_bbs when necessary. Check for calls to __builtin_apply_args.
4838 Fixup EH info if anythng was changed.
4839 (is_unused_scalar_param): New function.
4840 (ptr_parm_has_direct_uses): New function.
4841 (find_param_candidates): New function.
4842 (mark_maybe_modified): New function.
4843 (analyze_modified_params): New function.
4844 (propagate_dereference_distances): New function.
4845 (dump_dereferences_table): New function.
4846 (analyze_caller_dereference_legality): New function.
4847 (unmodified_by_ref_scalar_representative): New function.
4848 (splice_param_accesses): New function.
4849 (decide_one_param_reduction): New function.
4850 (enum ipa_splicing_result): New type.
4851 (splice_all_param_accesses): New function.
4852 (get_param_index): New function.
4853 (turn_representatives_into_adjustments): New function.
4854 (analyze_all_param_acesses): New function.
4855 (get_replaced_param_substitute): New function.
4856 (get_adjustment_for_base): New function.
4857 (replace_removed_params_ssa_names): New function.
4858 (sra_ipa_reset_debug_stmts): New function.
4859 (sra_ipa_modify_expr): New function.
4860 (sra_ipa_modify_assign): New function.
4861 (convert_callers): New function.
4862 (modify_function): New function.
4863 (ipa_sra_preliminary_function_checks): New function.
4864 (ipa_early_sra): New function.
4865 (ipa_early_sra_gate): New function.
4866 (pass_early_ipa_sra): New variable.
4867 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
4869 2009-09-17 Michael Matz <matz@suse.de>
4872 * tree.c (build_type_attribute_qual_variant): Export.
4873 * tree.h (build_type_attribute_qual_variant): Declare.
4874 * tree-inline.c (remap_type_1): Use it to build variants with
4875 the original qualifiers and attributes.
4877 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4879 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
4880 without a fallthrough edge.
4882 2009-09-16 DJ Delorie <dj@redhat.com>
4884 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
4885 chip and ignore the "fast_interrupt" attribute if so.
4887 2009-09-16 Richard Henderson <rth@redhat.com>
4890 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
4893 2009-09-16 Richard Henderson <rth@redhat.com>
4896 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
4897 is set only if DECL_NO_STATIC_CHAIN is unset.
4898 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
4899 (FOR_EACH_NEST_INFO): New.
4900 (walk_all_functions): Use it.
4901 (finalize_nesting_tree): Likewise.
4902 (unnest_nesting_tree): Likewise.
4903 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
4904 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
4905 (convert_gimple_call): Early out if gimple_call_chain already set.
4906 (convert_all_function_calls): Iterate until no new functions
4907 require a static chain.
4908 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
4909 when building a trampoline. Use dump_function_to_file instead
4911 (lower_nested_functions): Open dump_file. Validate that decls
4912 that have DECL_NO_STATIC_CHAIN from the front end don't have that
4913 bit reset by this pass.
4915 2009-09-16 Michael Matz <matz@suse.de>
4918 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
4919 shorten decl_common_unused.
4920 (DECL_RESTRICTED_P): New accessor.
4921 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
4922 to disambiguate marked decls and restrict pointers.
4924 2009-09-16 Richard Henderson <rth@redhat.com>
4927 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
4929 2009-09-16 Jakub Jelinek <jakub@redhat.com>
4931 * integrate.c (set_block_abstract_flags): Call
4932 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
4934 2009-09-16 Richard Guenther <rguenther@suse.de>
4937 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
4940 2009-09-16 DJ Delorie <dj@redhat.com>
4941 Kaz Kojima <kkojima@gcc.gnu.org>
4943 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
4944 (sh_expand_prologue): Update calls to output_stack_adjust.
4945 (sh_expand_epilogue): Likewise.
4947 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
4950 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
4951 trying to limit the extent of searches in the insn stream.
4953 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
4954 Jakub Jelinek <jakub@redhat.com>
4958 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
4960 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
4961 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
4962 (rs6000_savres_strategy): Always save FP registers inline if the
4963 target doesn't support hardware double-precision. Set the above
4964 bits in return value when needed.
4965 (rs6000_savres_routine_sym): Fix computation for cache selector.
4966 Mark the generated symbol as a function. Rename exitp argument to
4967 lr. Move code for determining the name of the symbol...
4968 (rs6000_savres_routine_name): ...here. New function. Add cases for
4969 getting the names right on AIX and 64-bit Linux.
4970 (savres_routine_name): New variable.
4971 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
4972 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
4973 on what the target routine uses as a base register. If savep && lr
4974 describe saving of r0 into memory slot.
4975 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
4976 line calls for AIX ABI.
4977 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
4978 determine FP save/restore functions.
4979 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
4980 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
4982 (rs6000_emit_epilogue): Adjust computation of restore_lr.
4983 Duplicate restoration of LR and execute the appropriate one
4984 depending on whether GPRs are being restored inline. Set r11 from
4985 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
4986 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
4987 Fix out of line calls for AIX ABI.
4988 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
4990 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
4992 (*restore_gpregs_spe): Likewise.
4993 (*return_and_restore_gpregs_spe): Likewise.
4994 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
4995 Define to empty string unconditionally.
4996 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
4997 Define to empty string unconditionally.
4998 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
5001 2009-09-15 Jan Hubicka <jh@suse.cz>
5003 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
5004 * params.def (inline-insns-auto): Likewise.
5006 2009-09-15 Martin Jambor <mjambor@suse.cz>
5008 * ipa-inline.c (estimate_function_body_sizes): Dump info about
5009 individual statements only at TDF_DETAILS dump level. Format
5010 source for 80 characters per line.
5012 2009-09-15 Christian Bruel <christian.bruel@st.com>
5014 * regrename.c (do_replace): Update REG_DEAD notes.
5016 2009-09-15 Revital Eres <eres@il.ibm.com>
5018 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
5019 * targhooks.c (default_builtin_support_vector_misalignment):
5020 New builtin function.
5021 * targhooks.h (default_builtin_support_vector_misalignment):
5023 * target.h (builtin_support_vector_misalignment):
5024 New field in struct gcc_target.
5025 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
5026 new builtin function.
5027 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
5029 * config/rs6000/rs6000.c
5030 (rs6000_builtin_support_vector_misalignment): New function.
5031 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
5033 2009-09-15 Jie Zhang <jie.zhang@analog.com>
5035 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
5037 (bfin_optimize_loop): Likewise.
5038 (bfin_gen_bundles): Likewise.
5039 (workaround_speculation): Likewise.
5040 (find_load): Return NULL_RTX for debug_insn.
5042 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
5044 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
5047 2009-09-14 DJ Delorie <dj@redhat.com>
5049 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
5050 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
5053 2009-09-14 Richard Henderson <rth@redhat.com>
5054 Jakub Jelinek <jakub@redhat.com>
5056 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
5057 * cfgbuild.c (make_edges): Handle asm goto.
5058 * cfglayout.c (fixup_reorder_chain): Likewise.
5059 * cfgrtl.c (patch_jump_insn): Likewise.
5060 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
5061 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
5062 (gimple_build_asm_vec): Add and use labels parameter.
5063 (gimple_build_asm): Remove.
5064 (walk_gimple_asm): Walk labels too.
5065 * gimple.def (GIMPLE_ASM): Update docs.
5066 * gimple.h: Update decls.
5067 (struct gimple_statement_asm): Change nc to use unsigned char;
5069 (gimple_asm_nlabels): New.
5070 (gimple_asm_label_op, gimple_asm_set_label_op): New.
5071 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
5072 into gimple_build_asm_vec.
5073 * jump.c (mark_jump_label_asm): New.
5074 (mark_jump_label): Use it.
5075 (redirect_jump_1): Handle asm goto.
5076 (invert_jump_1): Soft fail if X is null.
5077 * recog.c (extract_asm_operands): New.
5078 (asm_noperands): Use it; handle asm labels.
5079 (decode_asm_operands): Use extract_asm_operands.
5080 (asm_operand_ok): Properly handle empty string.
5081 * reg-stack.c (get_asm_operands_in_out): Rename from
5082 get_asm_operand_n_inputs; use extract_asm_operands; return both
5083 inputs and outputs by reference; update all callers.
5084 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
5085 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
5086 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
5087 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
5088 (extract_asm_operands): Declare.
5089 * stmt.c (expand_asm_operands): Add and use labels parameter.
5090 (check_unique_operand_names): Likewise.
5091 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
5092 (expand_asm_stmt): Handle asm labels.
5093 * tree-cfg.c (make_gimple_asm_edges): New.
5094 (make_edges): Use it.
5095 (cleanup_dead_labels): Handle asm labels.
5096 (is_ctrl_altering_stmt): Likewise.
5097 (gimple_redirect_edge_and_branch): Likewise.
5098 * tree.def (ASM_EXPR): Add 5th operand.
5099 * tree.h (ASM_LABELS): New.
5100 (resolve_asm_operand_names): Update decl.
5102 * c-parser.c (c_parser_asm_statement): Parse asm goto.
5103 (c_parser_asm_goto_operands): New.
5104 * c-tree.h (build_asm_expr): Update decl.
5105 * c-typeck.c (build_asm_expr): Add and use labels parameter.
5106 * doc/extend.texi: Document asm goto.
5108 2009-09-14 Richard Henderson <rth@redhat.com>
5110 * except.h: Update declarations.
5111 (struct pointer_map_t): Forward declare.
5112 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
5113 (struct eh_landing_pad_d, eh_landing_pad): New.
5114 (struct eh_catch_d, eh_catch): New.
5115 (struct eh_region_d): Remove next_region_sharing_label, aka,
5116 label, tree_label, landing_pad, post_landing_pad, resume,
5117 may_contain_throw. Rename region_number to index. Remove
5118 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
5119 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
5120 (VEC(eh_landing_pad,gc)): New.
5121 (struct eh_status): Remove last_region_number. Add lp_array,
5122 throw_stmt_table, ttype_data, ehspec_data.
5123 (ehr_next, FOR_ALL_EH_REGION_AT): New.
5124 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
5125 * except.c (lang_protect_cleanup_actions): Return tree.
5126 (struct ehl_map_entry): Remove.
5127 (init_eh_for_function): Push zero entries for region and lp_array.
5128 (gen_eh_region): Add to region_array immediately.
5129 (gen_eh_region_catch): Operate on eh_catch objects.
5130 (gen_eh_landing_pad): New.
5131 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
5132 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
5133 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
5134 (get_eh_landing_pad_from_number_fn): New.
5135 (get_eh_landing_pad_from_number): New.
5136 (get_eh_region_from_lp_number_fn): New.
5137 (get_eh_region_from_lp_number): New.
5138 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
5139 (get_exception_pointer, get_exception_filter): Remove.
5140 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
5141 (current_function_has_exception_handlers): Simplify.
5142 (bring_to_root, eh_region_replaceable_by_p): Remove.
5143 (replace_region, hash_type_list, hash_eh_region): Remove.
5144 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
5145 (label_to_region_map, num_eh_regions): Remove.
5146 (get_next_region_sharing_label, must_not_throw_labels): Remove.
5147 (find_exception_handler_labels): Remove.
5148 (duplicate_eh_regions_0, find_prev_try): Remove.
5149 (struct duplicate_eh_regions_data): New.
5150 (duplicate_eh_regions_1): Rewrite.
5151 (duplicate_eh_regions): Return a pointer map instead of an
5153 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
5154 (redirect_eh_edge_to_label): Remove.
5155 (eh_region_outermost): Rewrite using eh_region pointers
5156 instead of integers.
5157 (add_ttypes_entry): Update for ttype_data move to eh_status.
5158 (add_ehspec_entry): Rewrite with VEC instead of varray.
5159 (assign_filter_values): Likewise. Export.
5160 (build_post_landing_pads, connect_post_landing_pads): Remove.
5161 (dw2_build_landing_pads): Rewrite to use lp_array.
5162 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
5163 (sjlj_assign_call_site_values): Rewrite to use lp_array.
5164 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
5165 (sjlj_mark_call_sites): Update for landing pad numbers.
5166 (finish_eh_generation): Rewrite.
5167 (gate_handle_eh): Do nothing for no eh tree.
5168 (pass_rtl_eh): Move up near finish_eh_generation.
5169 (remove_eh_landing_pad): New.
5170 (remove_eh_handler): Export.
5171 (remove_eh_region, remove_eh_handler_and_replace): Remove.
5172 (for_each_eh_label): Rewrite to use lp_array.
5173 (make_reg_eh_region_note): New.
5174 (make_reg_eh_region_note_nothrow_nononlocal): New.
5175 (insn_could_throw_p): New.
5176 (copy_reg_eh_region_note_forward): New.
5177 (copy_reg_eh_region_note_backward): New.
5178 (check_handled, add_reachable_handler): Remove.
5179 (reachable_next_level, foreach_reachable_handler): Remove.
5180 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
5181 (get_eh_region_and_lp_from_rtx): New.
5182 (get_eh_region_from_rtx): New.
5183 (can_throw_internal_1, can_throw_external_1): Remove.
5184 (can_throw_internal): Use get_eh_region_from_rtx.
5185 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
5186 (insn_nothrow_p, can_nonlocal_goto): New.
5187 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
5188 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
5189 (add_action_record): Use VEC not varray.
5190 (collect_one_action_chain): Update for eh_region changes.
5191 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
5192 Use get_eh_region_and_lp_from_rtx.
5193 (gate_convert_to_eh_region_ranges): New.
5194 (pass_convert_to_eh_region_ranges): Use it.
5195 (push_uleb128, push_sleb128): Use VEC not varray.
5196 (output_one_function_exception_table): Likewise.
5197 (dump_eh_tree): Update for eh_region changes.
5198 (verify_eh_tree): Likewise.
5199 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
5200 * tree-eh.c: Include target.h.
5201 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
5202 Don't disallow GIMPLE_RESX; adjust argument check.
5203 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
5204 (record_stmt_eh_region): Update for landing pad numbers;
5205 generate a landing pad if necessary.
5206 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
5207 (remove_stmt_from_eh_lp_fn): Similarly.
5208 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
5209 Update for lp numbers; don't special case missing throw_stmt_table.
5210 (lookup_expr_eh_lp): Similarly.
5211 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
5212 (eh_seq, eh_region_may_contain_throw): New.
5213 (struct leh_state): Add ehp_region.
5214 (struct leh_tf_state): Remove eh_label.
5215 (emit_post_landing_pad): New.
5216 (emit_resx, emit_eh_dispatch): New.
5217 (note_eh_region_may_contain_throw): New.
5218 (frob_into_branch_around): Take eh_region not eh label;
5219 emit eh code into eh_seq.
5220 (honor_protect_cleanup_actions): Early exit for no actions. Don't
5221 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
5222 lower_eh_must_not_throw. Emit code to eh_seq.
5223 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
5224 (lower_try_finally_onedest): Likewise.
5225 (lower_try_finally_copy): Likewise.
5226 (lower_try_finally_switch): Likewise.
5227 (lower_try_finally): Initialize ehp_region.
5228 (lower_catch): Update for eh_catch objects.
5229 (lower_eh_filter): Don't handle must_not_throw.
5230 (lower_eh_must_not_throw): New.
5231 (lower_cleanup): Don't set eh_label.
5232 (lower_eh_constructs_2): Resolve eh builtins.
5233 Handle GIMPLE_EH_MUST_NOT_THROW.
5234 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
5235 Add eh_seq to the end of the function body.
5236 (make_eh_dispatch_edges): New.
5237 (make_eh_edge): Remove.
5238 (make_eh_edges): Simplify for landing pads.
5239 (redirect_eh_edge_1): New.
5240 (redirect_eh_edge): Use it.
5241 (redirect_eh_dispatch_edge): New.
5242 (stmt_could_throw_p): Use a switch. Allow RESX.
5243 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
5244 (stmt_can_throw_internal): Likewise.
5245 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
5246 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
5247 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
5248 (gate_refactor_eh): New.
5249 (pass_refactor_eh): Use it.
5250 (lower_resx, execute_lower_resx, pass_lower_resx): New.
5251 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
5252 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
5253 (remove_unreachable_handlers): Rename from
5254 tree_remove_unreachable_handlers; rewrite for landing pads;
5255 call remove_eh_handler directly.
5256 (remove_unreachable_handlers_no_lp): New.
5257 (unsplit_eh, unsplit_all_eh): New.
5258 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
5259 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
5260 (cleanup_empty_eh_unsplit): New.
5261 (cleanup_empty_eh): Rewrite.
5262 (cleanup_all_empty_eh): New.
5263 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
5264 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
5265 (gate_cleanup_eh): New.
5266 (pass_cleanup_eh): Use it.
5267 (verify_eh_edges): Move later in file. Expect one EH edge.
5268 (verify_eh_dispatch_edge): New.
5270 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
5271 (gtype-desc.o): Add TARGET_H.
5272 (tree.o): Use EXCEPT_H, not except.h.
5273 (cfgbuild.o): Add EXPR_H.
5274 (GTFILES): Add vecprim.h.
5275 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
5276 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
5277 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
5278 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
5279 * calls.c (emit_call_1): Use make_reg_eh_region_note.
5280 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
5281 calls to can_throw_internal.
5282 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
5283 (make_edges): Don't handle RESX; use can_nonlocal_goto.
5284 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
5285 (expand_gimple_stmt): Use make_reg_eh_region_note.
5286 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
5287 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
5288 or find_exception_handler_labels.
5289 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
5290 there is exacly one EH edge. Use can_nonlocal_goto and
5292 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
5293 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
5294 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
5295 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
5296 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
5297 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
5298 * dse.c (scan_insn): Use insn_could_throw_p.
5299 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
5300 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
5301 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
5302 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
5303 EXC_PTR_EXPR or FILTER_EXPR.
5304 (tree_expr_nonzero_warnv_p): Likewise.
5305 * function.h: Include vecprim.h, not varray.h
5306 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
5307 move ttype_data and ehspec_data members to struct eh_status; change
5308 action_record_data member to a VEC.
5309 * gcse.c (hash_scan_set): Use can_throw_internal.
5310 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
5311 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
5312 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5313 (block_may_fallthru): Don't handle RESX_EXPR.
5314 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
5315 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
5316 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
5317 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
5318 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
5319 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
5320 (gimple_size): Likewise.
5321 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
5322 (gimple_build_resx): Use gimple_build_with_ops.
5323 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
5324 (is_gimple_val): Likewise.
5325 (is_gimple_stmt): Remove RESX_EXPR.
5326 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
5327 (GIMPLE_RESX): Reorder with other EH constructs.
5328 * gimple.h (struct gimple_statement_eh_mnt): New.
5329 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
5330 (gimple_eh_filter_must_not_throw): Remove.
5331 (gimple_eh_filter_set_must_not_throw): Remove.
5332 (gimple_eh_must_not_throw_fndecl): New.
5333 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
5334 (is_gimple_resx): New.
5335 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
5336 Don't copy EH_FILTER_MUST_NOT_THROW.
5337 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
5338 * ipa-inline.c (estimate_function_body_sizes): Don't try to
5339 handle must_not_throw_labels specially.
5340 * ipa-pure-const.c (check_call): Update debug statement for LP.
5341 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
5342 * ipa-utils.c (get_base_var): Likewise.
5343 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
5344 * lower-subreg.c (move_eh_region_note): Remove.
5345 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
5346 * omp-low.c (new_omp_context): Update for eh_lp_nr.
5347 (create_task_copyfn): Likewise.
5348 (maybe_catch_exception): Use gimple_build_eh_filter.
5349 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
5350 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
5351 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
5352 and pass_lower_resx.
5353 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
5354 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
5355 can_throw_internal, can_nonlocal_goto.
5356 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
5357 copy_reg_eh_region_note_forward.
5358 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
5359 (emit_output_reload_insns): Likewise.
5360 (copy_eh_notes): Remove.
5361 * rtl.def (RESX): Remove.
5362 * rtl.h: Update declarations.
5363 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
5364 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
5365 (update_eh_label): Remove.
5366 (cleanup_dead_labels_eh): New.
5367 (cleanup_deal_labels): Use it instead of update_eh_label.
5368 (gimple_merge_blocks): Update landing pad data structure when
5369 removing a landing pad label.
5370 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
5371 test; handle GIMPLE_EH_MUST_NOT_THROW.
5372 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
5373 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
5374 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
5375 (verify_stmt): Likewise. Verify landing pads.
5376 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
5377 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
5378 (struct move_stmt_d): Add eh_map.
5379 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
5380 (move_stmt_r): Remap eh region numbers in builtin calls,
5381 resx and eh_dispatch.
5382 (move_block_to_fn): Remove eh_offset parameter. Use
5383 maybe_duplicate_eh_stmt_fn.
5384 (find_outermost_region_in_block): Operate on eh_region pointers
5385 instead of region numbers.
5386 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
5387 duplicate_eh_regions.
5388 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
5389 test earlier. Disallow EH landing pads.
5390 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
5391 * tree-flow.h: Update declarations.
5392 (struct tree_ann_common_d): Replace rn with lp_nr.
5393 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
5394 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
5395 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
5396 resx and eh_dispatch.
5397 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
5398 (copy_edges_for_bb): Use make_eh_dispatch_edges.
5399 (copy_cfg_body): Expect eh_map instead of eh_region_offset
5400 from duplicate_eh_regions.
5401 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
5402 update RESX; handle EH_DISPATCH.
5403 (expand_call_inline): Set eh_lp_nr, not eh_region.
5404 (maybe_inline_call_in_expr): Likewise.
5405 * tree-inline.h (struct copy_body_data): Replace eh_region with
5406 eh_lp_nr, eh_region_offset with eh_map.
5407 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
5408 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
5409 * tree-pretty-print.c (dump_generic_node): Don't handle
5410 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
5411 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
5412 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
5413 EXC_PTR_EXPR, FILTER_EXPR.
5414 * tree-ssa-operands.c (get_expr_operands): Likewise.
5415 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
5416 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5417 (ao_ref_init_from_vn_reference): Likewise.
5418 * tree-ssa-sink.c (statement_sink_location): Likewise.
5419 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5420 (mark_virtual_phi_result_for_renaming): Export. Tidy.
5421 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
5422 EXC_PTR_EXPR, FILTER_EXPR.
5423 (is_exception_related): Remove.
5424 (compute_avail): Don't call it.
5425 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
5426 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
5427 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
5428 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
5430 (build_resx): Remove.
5431 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
5432 * tree.h: Update declarations.
5433 (EH_FILTER_MUST_NOT_THROW): Remove.
5434 (struct tree_label_decl): Add eh_landing_pad_nr.
5435 (EH_LANDING_PAD_NR): New.
5436 * value-prof.c (gimple_ic): Tidy variable names. Update for
5437 landing pad numbers.
5438 (gimple_stringop_fixed_value): Tidy variable names. Assert
5439 that neither call stmt can throw.
5440 * vecprim.h (uchar): New.
5441 (VEC(uchar,heap), VEC(uchar,gc)): New.
5443 * c-common.c (c_define_builtins): Update call to
5444 build_common_builtin_nodes.
5445 * c-parser.c (c_parse_file): Don't call
5446 default_init_unwind_resume_libfunc.
5448 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
5450 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
5451 (mips_cprestore_address_p): Likewise.
5452 (mips_save_gp_to_cprestore_slot): Likewise.
5453 (mips_restore_gp): Rename to...
5454 (mips_restore_gp_from_cprestore_slot): ...this.
5455 (mips_must_initialize_gp_p): Declare.
5456 (mips_emit_save_slot_move): Likewise.
5457 (mips_output_load_label): Return nothing.
5458 (mips_eh_uses): Declare.
5459 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
5460 (TARGET_CPRESTORE_DIRECTIVE): New macro.
5461 (TARGET_ABSOLUTE_JUMPS): Likewise.
5462 (EH_USES): Likewise.
5463 (FIRST_PSEUDO_REGISTER): Update comment.
5464 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
5465 (MIPS_CALL): ...here.
5466 (REGISTER_NAMES): Add $cprestore.
5467 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
5468 Add load_label_length, has_inflexible_gp_insn_p,
5469 has_flexible_gp_insn_p, must_initialize_gp_p and
5470 must_restore_gp_when_clobbered_p.
5471 (mips_expand_call): Don't generate split instructions here.
5472 (mips_split_call): Update the call to mips_restore_gp after
5473 the above name change.
5474 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
5475 (mips_find_gp_ref): New function.
5476 (mips_insn_has_inflexible_gp_ref_p): Likewise.
5477 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
5478 (mips_insn_has_flexible_gp_ref_p): Likewise.
5479 (mips_cfun_has_flexible_gp_ref_p): Likewise.
5480 (mips_function_has_gp_insn): Delete.
5481 (mips_global_pointer): Drop the df_regs_ever_live_p check.
5482 Use the new functions above. Only return INVALID_REGNUM
5483 for TARGET_ABSOLUTE_JUMPS.
5484 (mips_must_initialize_gp_p): New function.
5485 (mips_get_cprestore_base_and_offset): New function, extracted from...
5486 (mips_cprestore_slot): ...here. Take a bool parameter.
5487 (mips_cfun_has_cprestore_slot_p): New function.
5488 (mips_cprestore_address_p): Likewise.
5489 (mips_save_gp_to_cprestore_slot): Likewise.
5490 (mips_restore_gp): Rename to...
5491 (mips_restore_gp_from_cprestore_slot): ...this. Assert
5492 epilogue_completed. Update the call to mips_cprestore_slot.
5493 Test cfun->machine->must_restore_gp_when_clobbered_p.
5494 (mips_direct_save_slot_move_p): New function.
5495 (mips_emit_save_slot_move): Likewise.
5496 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
5497 of cfun->machine->global_pointer.
5498 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
5499 (mips_save_reg): Use mips_emit_save_slot_move.
5500 (mips_expand_prologue): Set must_initialize_gp_p.
5501 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
5502 for all cprestore saves. Emit a use_cprestore instruction after
5503 setting up the cprestore slot.
5504 (mips_restore_reg): Use mips_emit_save_slot_move.
5505 (mips_process_load_label): New function.
5506 (mips_load_label_length): Likewise.
5507 (mips_output_load_label): Don't return asm: output it here instead.
5508 Use mips_process_load_label.
5509 (mips_adjust_insn_length): Adjust the length of branch instructions
5510 that have length MAX_PIC_BRANCH_LENGTH.
5511 (mips_output_conditional_branch): Update the call to
5512 mips_output_load_label. Assume the branch target is OPERANDS[0]
5513 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
5514 (mips_output_order_conditional_branch): Swap the meaning of
5515 OPERANDS[0] and OPERANDS[1].
5516 (mips_variable_issue): Don't count ghost instructions.
5517 (mips_expand_ghost_gp_insns): New function.
5518 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
5519 (mips_output_mi_thunk): Set must_initialize_gp_p.
5520 (mips_eh_uses): New function.
5521 * config/mips/predicates.md (cprestore_save_slot_operand)
5522 (cprestore_load_slot_operand): New predicates.
5523 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
5524 (UNSPEC_MOVE_GP): Likewise.
5525 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
5526 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
5527 (CPRESTORE_SLOT_REGNUM): New register.
5528 (MAX_PIC_BRANCH_LENGTH): New constant.
5529 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
5530 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
5531 branches. Fix commentary.
5532 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
5533 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
5534 Change type to "ghost".
5535 (loadgp_absolute_<mode>): Likewise.
5536 (loadgp_rtp_<mode>): Likewise.
5537 (copygp_mips16): Likewise.
5538 (loadgp_blockage): Remove redundant mode attribute.
5539 (potential_cprestore): New instruction.
5540 (cprestore): Turn into an unspec set.
5541 (use_cprestore): New instruction.
5542 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
5543 (*branch_fp_inverted): Likewise.
5544 (*branch_order<mode>): Likewise.
5545 (*branch_order<mode>_inverted): Likewise.
5546 (*branch_equality<mode>): Likewise.
5547 (*branch_equality<mode>_inverted): Likewise.
5548 (*branch_bit<bbv><mode>): Likewise.
5549 (*branch_bit<bbv><mode>_inverted): Likewise.
5550 (*branch_equality<mode>_mips16): Remove redundant mode.
5551 (jump): Turn into a define_expand.
5552 (*jump_absolute): New instruction.
5553 (*jump_pic): Likewise.
5554 (*jump_mips16): Rename previously-unnamed pattern. Remove
5555 redundant mode attribute.
5556 (restore_gp): Split on epilogue_completed rather than
5557 reload_completed. Change type to "ghost".
5558 (move_gp<mode>): New instruction.
5559 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
5560 Remove redundant mode attribute.
5561 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
5562 (bc1any4f, bc1any2t, bc1any2f): Likewise.
5563 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
5565 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5568 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
5569 are returned in the same register (vs34 or v2) that Altivec vector
5570 types are returned in.
5571 (rs6000_libcall_value): Ditto.
5574 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
5575 instead of explicit addsi3/adddi3 calls.
5576 (rs6000_split_multireg_move): Ditto.
5577 (rs6000_emit_allocate_stack): Ditto.
5578 (rs6000_emit_prologue): Ditto.
5579 (rs6000_output_mi_thunk): Ditto.
5581 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
5582 size is 64 bits if we can use 64-bit registers.
5584 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
5586 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
5589 From Jie Zhang <jie.zhang@analog.com>:
5590 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
5591 save FP and RETS with saveall attribute.
5592 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
5593 with saveall attribute.
5595 * config/bfin/bfin.c (bfin_expand_builtin,
5596 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
5599 From Jie Zhang <jie.zhang@analog.com>:
5600 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
5601 before use in two places.
5602 * config/bfin/bfin.md (AREG): Define mode iterator.
5603 (reload_in, reload_out): Use mode iterator AREG.
5605 2009-09-14 Richard Guenther <rguenther@suse.de>
5608 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
5609 EH personality path.
5611 2009-09-13 Richard Guenther <rguenther@suse.de>
5612 Rafael Avila de Espindola <espindola@google.com>
5614 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
5615 (LANG_HOOKS_EH_PERSONALITY): Likewise.
5616 (LANG_HOOKS_INITIALIZER): Adjust.
5617 (lhd_pass_through_t): Declare.
5618 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
5620 * langhooks.c (lhd_pass_through_t): New function.
5621 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
5622 dwarf2out_begin_prologue): Use personality from current_function_decl.
5623 * expr.h (get_personality_function): Declare.
5624 * expr.c (get_personality_function): New function.
5625 (build_personality_function): Likewise.
5626 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
5627 (eh_personality_libfunc): Remove.
5628 * optabs.c (build_libfunc_function): New function split out from ...
5629 (init_one_libfunc): ... here.
5630 * tree.h (DECL_FUNCTION_PERSONALITY): New.
5631 (tree_function_decl): Add personality.
5632 (lhd_gcc_personality): Declare.
5633 (build_personality_function): Likewise.
5634 * tree.c (gcc_eh_personality_decl): New.
5635 (lhd_gcc_personality): New function.
5636 * except.h (lang_eh_runtime_type): Remove.
5637 (enum eh_personality_kind): New.
5638 (build_personality_function): Declare.
5639 (function_needs_eh_personality): Declare.
5640 * except.c (lang_eh_runtime_type): Remove.
5641 (function_needs_eh_personality): New function.
5642 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
5643 (sjlj_emit_function_enter, output_function_exception_table):
5644 Use personality from current_function_decl.
5645 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
5646 * tree-inline.c (tree_can_inline_p): Do not inline across different
5648 (expand_call_inline): Likewise. Adjust the callers EH personality.
5649 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
5650 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
5651 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
5652 (c-parser.o): Likewise
5653 * c-tree.h (c_eh_initialized_p): Remove.
5654 (c_maybe_initialize_eh): Likewise.
5655 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
5656 (finish_decl): Don't call c_maybe_initialize_eh.
5657 (c_eh_initialized_p): Remove.
5658 (c_maybe_initialize_eh): Likewise.
5659 * c-parser.c (c_parser_omp_construct): Likewise.
5660 (c_parse_file): Initialize exception handling.
5662 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
5664 * config.gcc (tm_file): Remove i386/biarch32.h
5665 for i?86-w64-mingw* case.
5666 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
5668 * config.host: Set for x64 mingw the option
5669 use_long_long_for_widest_fast_int to yes.
5671 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
5673 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
5674 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
5675 (dbxout_begin_function): Likewise.
5676 * final.c (dwarf2_debug_info_emitted_p): New predicate.
5677 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
5678 set on the function.
5679 (final_end_function): Likewise.
5680 (final_scan_insn): Likewise.
5681 (rest_of_handle_final): Likewise.
5682 * varasm.c (assemble_start_function): Likewise.
5683 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5685 2009-09-12 Jason Merrill <jason@redhat.com>
5687 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
5688 * opts.c (common_handle_option): constify.
5690 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
5692 * doc/install.texi (avr): Remove obsolete reference site.
5694 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
5696 * doc/install.texi (Binaries): Adjust AIX link.
5698 2009-09-12 Akim Demaille <demaille@gostai.com>
5700 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
5701 Use an imperative sentence.
5703 2009-09-11 Richard Henderson <rth@redhat.com>
5705 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
5706 structure-name and has-tree-operands arguments; update all entries.
5707 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
5709 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
5710 (gsstruct_code_size): New.
5711 (gss_for_code_): New.
5712 (gss_for_code): Remove.
5713 (gimple_size): Rewrite using gsstruct_code_size.
5714 (gimple_statement_structure): Move to gimple.h.
5715 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
5716 (gss_for_code, gimple_statement_structure): New.
5717 (gimple_ops): Use new arrays; tidy.
5719 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5721 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
5722 operand to be a PLUS expression.
5723 * config/pa/pa.c (pa_secondary_reload): Likewise.
5725 2009-09-11 Jakub Jelinek <jakub@redhat.com>
5727 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
5729 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
5732 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
5734 From Jie Zhang <jie.zhang@analog.com>:
5735 * doc/extend.texi (node Function Attributes): Document l2
5737 (node Blackfin Variable Attributes): Document l2 variable attributes.
5739 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
5741 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
5742 to match the system compiler's configuration at inflection point.
5743 Add comment to remark a remaining difference with system compiler.
5745 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
5746 * configure: Regenerate.
5748 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
5750 From Jie Zhang <jie.zhang@analog.com>:
5751 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
5752 (bfin_handle_l2_attribute): New.
5753 (bfin_attribute_table): Add l2 attribute.
5755 2009-09-11 Michael Matz <matz@suse.de>
5758 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
5759 on the local_decls list.
5761 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
5765 * cselib.c (cselib_expand_value_rtx_cb): Document callback
5767 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
5768 for VALUEs, to implement the documented interface.
5769 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
5770 Adjust for VALUEs and anything else, to implement the
5771 documented interface.
5773 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
5775 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
5776 with actual SPE/paired vector modes before using 64-bit alignment.
5777 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
5779 2009-09-10 DJ Delorie <dj@redhat.com>
5781 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
5784 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
5785 * config/mep/mep.c (mep_legitimate_constant_p): New.
5786 * config/mep/mep-protos.h: Prototype it.
5788 2009-09-10 Richard Henderson <rth@redhat.com>
5790 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
5792 2009-09-10 Jason Merrill <jason@redhat.com>
5794 * tree.c (chain_index): New fn.
5795 * tree.h: Declare it.
5797 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5799 * config/sol2-c.c (cmn_err_length_specs): Initialize
5800 scalar_identity_flag.
5802 2009-09-10 Richard Henderson <rth@redhat.com>
5804 * tree.h (struct tree_decl_common): Move align member earlier;
5805 move label_decl_uid member ...
5806 (struct tree_label_decl): ... here.
5807 (LABEL_DECL_UID): Update to match.
5809 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
5812 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
5813 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
5815 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
5816 dest_prev if the edge is complex.
5818 * tree-cfg.c (is_ctrl_stmt): Use a switch.
5820 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
5821 loop latch tests earlier.
5823 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
5824 before GIMPLE_RETURN, not after its predecessor; insert
5827 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
5828 gimple_seq_empty_p to test for no PHI nodes.
5829 * tree-cfg.c (split_critical_edges): Likewise.
5831 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
5833 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
5835 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
5836 introduced by the VTA branch merge.
5838 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
5840 * ira-conflicts.c: Use fputs or putc instead of fprintf
5844 * tree-switch-conversion.c: Ditto.
5846 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
5848 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
5849 introduced by the VTA branch merge.
5851 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
5854 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
5856 PR rtl-optimization/39779
5857 * expr.c (convert_modes): Return when mode == oldmode after
5858 CONST_INTs are processed.
5860 2009-09-10 Nick Clifton <nickc@redhat.com>
5862 * config/mep/mep.c (mep_encode_section_info): Copy weakness
5863 attribute and referring decl when creating renamed symbol.
5865 2009-09-10 Richard Guenther <rguenther@suse.de>
5868 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
5870 (cgraph_finalize_compilation_unit): Compute reachability
5871 before emitting thunks. Properly process aliases before
5872 possibly removing unreachable nodes.
5874 2009-09-10 Richard Guenther <rguenther@suse.de>
5877 * tree.c (struct free_lang_data_d): Add worklist member.
5878 (find_decls_types_r): Push onto the worklist instead of recursing.
5879 Handle TREE_BINFOs properly.
5880 (find_decls_types): New function wrapped around find_decls_types_r
5881 to process the worklist.
5882 (find_decls_types_in_eh_region): Use it.
5883 (find_decls_types_in_node): Likewise.
5884 (find_decls_types_in_var): Likewise.
5885 (free_lang_data_in_cgraph): Likewise. Free the worklist.
5886 * tree.h (RECORD_OR_UNION_TYPE_P): New.
5887 (AGGREGATE_TYPE_P): Adjust.
5889 2009-09-09 Jason Merrill <jason@redhat.com>
5891 * configure.ac: Check glibc version even if we have an in-tree
5894 2009-09-09 Anthony Green <green@moxielogic.com>
5896 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
5897 the constant 0 when appropriate.
5898 * config/moxie/constraints.md: Add constraint O.
5900 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
5901 to pass up to 6 32-bit argument values in registers.
5902 (moxie_function_arg): Ditto.
5903 (moxie_arg_partial_bytes): Ditto.
5904 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
5905 (REG_PARM_STACK_SPACE): Ditto.
5906 (FUNCTION_ARG_REGNO_P): Ditto.
5908 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
5909 instruction to allocate stack space.
5911 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
5913 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
5914 unnecessarily stringent constraints. Fix address
5915 calculation in the splitters.
5917 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
5919 PR rtl-optimization/39779
5920 * expr.c (convert_modes): Return when mode == oldmode after
5921 CONST_INTs are processed.
5923 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
5926 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
5927 (ix86_expand_prologue): Take frame.padding0 into logic of
5929 (ix86_expand_epilogue): Likewise.
5931 2009-09-09 Jakub Jelinek <jakub@redhat.com>
5933 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
5935 (SHLIB_LINK, SHLIB_INSTALL): Use them.
5936 * config/t-slibgcc-libgcc: New file.
5937 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
5939 2009-09-09 Martin Jambor <mjambor@suse.cz>
5941 PR tree-optimization/41089
5942 * tree-sra.c (find_var_candidates): Do not consider va_lists in
5945 2009-09-09 Richard Henderson <rth@redhat.com>
5947 * gimple.h (CASE_GIMPLE_OMP): New.
5948 (is_gimple_omp): Use it.
5949 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
5950 (verify_gimple_debug): Likewise.
5952 2009-09-09 Richard Guenther <rguenther@suse.de>
5954 PR tree-optimization/41101
5955 * tree-ssa-pre.c (maximal_set): Remove.
5956 (compute_antic_aux): Treat the maximal set as implicitly all ones.
5957 Defer all blocks we didn't visit at least one successor.
5958 (add_to_exp_gen): Do not add to the maximal set.
5959 (make_values_for_phi): Likewise.
5960 (compute_avail): Likewise.
5961 (init_pre): Do not allocate the maximal set.
5962 (execute_pre): Do not dump it.
5964 2009-09-09 Martin Jambor <mjambor@suse.cz>
5966 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
5967 an SSA_NAME rather than a is_gimple_variable.
5969 2009-09-09 Richard Guenther <rguenther@suse.de>
5972 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
5973 code dealing with plain pointer bases.
5974 (maybe_fold_offset_to_reference): Likewise.
5975 (maybe_fold_stmt_addition): Adjust.
5977 2009-09-09 Richard Guenther <rguenther@suse.de>
5979 * tree.c (free_lang_data_in_type): Do not free the type variant
5981 (free_lang_data): Merge char_type_node with its properly signed
5983 (pass_ipa_free): Collect after freeing language specific data.
5985 2009-09-09 Michael Matz <matz@suse.de>
5988 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
5989 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
5990 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
5993 2009-09-08 DJ Delorie <dj@redhat.com>
5995 * config/mep/mep.c (conversions[]): Add "ml" pattern.
5997 2009-09-04 Jason Merrill <jason@redhat.com>
5999 * tree.c (tree_find_value): Remove.
6000 * tree.h: Remove prototype.
6001 * varasm.c (assemble_external): Use value_member instead.
6003 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6005 * toplev.c (process_options): Choose default debugging type when
6006 gtoggle enables debug info and type is unset.
6008 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6012 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
6015 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6017 * configure: Rebuilt with modified libtool.m4.
6019 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6024 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
6026 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6028 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
6029 (remove_statement): Likewise.
6030 (rewrite_use_nonlinear_expr): Adjust.
6031 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
6032 * tree-ssa.c (release_defs_bitset): ... this. New.
6033 * tree-flow.h (release_defs_bitset): Declare.
6035 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6038 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
6039 in the middle block.
6041 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
6043 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
6044 via intptr_t to long type.
6045 (insert_operand_rank): Cast long type via intptr_t to
6047 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
6049 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
6050 from pointer to unsigned via uintptr_t.
6052 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
6053 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
6055 * configure: Regenerated.
6056 * config.in: Regenerated
6057 * system.h (stdint.h): Add include.
6058 (inttypes.h): Likewise.
6059 * Makefile.in (aclocal): Add config/stdint.m4.
6060 * aclocal.m4: Regenerated.
6062 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
6064 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
6066 (note_np_check_stores): New function.
6067 (harmless_null_pointer_p): New function.
6068 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
6069 changed. Take into account whether we're in the shadow of a condjump
6070 that tested NP_REG for NULL.
6071 Lose all code that tested for SEQUENCEs.
6072 (workaround_speculation): Avoid inserting NOPs for loads that are
6073 either always executed or a NULL pointer.
6075 2009-09-08 Jan Hubicka <jh@suse.cz>
6077 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
6078 * params.def (early-inlining-insns): Likewise.
6080 2009-09-08 Jakub Jelinek <jakub@redhat.com>
6082 PR rtl-optimization/41239
6083 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
6084 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
6086 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
6087 across calls, as the calls might not always return normally.
6088 (call_may_noreturn_p): New function.
6089 (deps_analyze_insn): Update last_function_call_may_noreturn list.
6090 (init_deps): Initialize it.
6091 (remove_from_deps): Also remove calls from
6092 last_function_call_may_noreturn list.
6094 2009-09-07 Richard Henderson <rth@redhat.com>
6096 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
6097 more VR->OPERANDS than LHS operands. Free LHS before returning.
6099 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6101 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
6102 (attr "addrtype"): New member "spreg".
6103 Use it if mem_spfp_address_operand is true for the address.
6104 (attr "type"): New entry "stall".
6105 (cpu_unit "load"): New.
6106 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
6108 (insn_reservation "loadsp"): New.
6109 (insn_reservation "load_stall1"): New.
6110 (insn_reservation "load_stall3"): New.
6112 * config/bfin/predicates.md (const1_operand, const3_operand): New.
6113 (mem_p_address_operand): Exclude stack and frame pointer based
6115 (mem_spfp_address_operand): New; match them here.
6116 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
6117 (bfin_reorg): Call it if scheduling insns.
6118 (bfin_gen_bundles): Remove dummy insns created by
6119 add_sched_insns_for_speculation.
6121 From Jie Zhang <jie.zhang@analog.com>:
6122 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
6123 bfin_si_revision, bfin_workarounds): Move these ...
6124 * config/bfin/bfin.h: ... here.
6126 From Mike Frysinger <michael.frysinger@analog.com>
6127 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
6128 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
6129 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
6130 bf547m, bf548m, and bf549m.
6131 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
6132 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
6133 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
6134 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
6135 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
6136 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
6137 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
6138 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
6139 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
6140 bf542m, bf544m, bf547m, bf548m, and bf549m.
6142 From Jie Zhang <jie.zhang@analog.com>:
6143 * config/bfin/predicates.md (p_register_operand): New predicate.
6144 (dp_register_operand): New predicate.
6145 * config/bfin/bfin-protos.h (WA_05000074): Define.
6146 (ENABLE_WA_05000074): Define.
6147 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
6148 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
6149 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
6150 (define_attr addrtype): Allow load/store register to be P register.
6151 (define_attr storereg): New.
6152 (define_cpu_unit anomaly_05000074): New.
6153 (define_insn_reservation dsp32shiftimm): New.
6154 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
6155 (define_insn_reservation loadp): Cannot use slot2.
6156 (define_insn_reservation loadsp): Cannot use slot2.
6157 (define_insn_reservation storep): Cannot use slot2. Does not
6158 apply when working around 05000074.
6159 (define_insn_reservation storep_anomaly_05000074): New.
6160 (define_insn_reservation storei): Does not apply when working
6162 (define_insn_reservation storei_anomaly_05000074): New.
6163 (define_attr length): Add dsp32shiftimm case.
6164 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
6165 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
6166 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
6167 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
6168 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
6170 2009-09-07 Martin Jambor <mjambor@suse.cz>
6173 * tree-sra.c (create_artificial_child_access): Return NULL if
6174 build_ref_for_offset fails.
6175 (propagate_subacesses_accross_link): Allow build_ref_for_offset
6176 and create_artificial_child_access to fail.
6178 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6181 * unwind-dw2.c (uw_init_context_1): Mark noinline.
6182 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
6183 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
6185 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6187 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
6188 block, ensure it has an exit edge. Emit a barrier after a jump.
6190 2009-09-07 Nick Clifton <nickc@redhat.com>
6192 * gcc.c (this_is_linker_script): New variable. Like
6193 this_is_library_file but for the %T constructor.
6194 (end_going_arg): If this_is_linker_script is set then locate the
6195 script and insert a --script switch before it
6196 (do_spec_2): Initialise this_is_linker_script.
6197 (do_spec_1): Likewise. Handle %T construct.
6198 (eval_spec_function): Preserve this_is_linker_script.
6199 * doc/invoke.texi: Document %T construct in spec files.
6200 * config/m32c/m32c.h (LIB_SPEC): Use it.
6202 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6204 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
6205 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
6206 when volatile flag is set.
6207 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
6209 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
6212 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
6213 (combine_stack_adjustments_for_block): Allow insns between stack
6214 adjustments and stores with corresponding pre-(dec|inc)rement or
6215 pre-modify operation.
6217 2009-09-06 Jakub Jelinek <jakub@redhat.com>
6220 * combine-stack-adj.c (struct csa_memlist): Rename to...
6221 (struct csa_reflist): ... this. Rename mem field to ref.
6222 (free_csa_memlist): Rename to...
6223 (free_csa_reflist): ... this.
6224 (record_one_stack_memref): Rename to...
6225 (record_one_stack_ref): ... this. Handle also REG_P.
6226 (try_apply_stack_adjustment): Handle also REG_P.
6227 (struct record_stack_memrefs_data): Rename to...
6228 (struct record_stack_refs_data): ... this. Rename memlist field to
6230 (record_stack_memrefs): Rename to...
6231 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
6232 subexpressions instead of failing when a MEM contains SP references.
6233 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
6234 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
6236 2009-09-06 Richard Guenther <rguenther@suse.de>
6239 * tree.c (build_array_type): Do not record types marked
6240 with structural equality in the canonical type hashtable.
6242 2009-09-06 Richard Guenther <rguenther@suse.de>
6245 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
6247 2009-09-05 Richard Guenther <rguenther@suse.de>
6250 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
6252 2009-09-05 Richard Guenther <rguenther@suse.de>
6255 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
6257 2009-09-05 Richard Guenther <rguenther@suse.de>
6260 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
6261 before comparing function argument types.
6263 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6266 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
6269 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
6272 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
6274 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
6275 locators before emit_insn is called.
6277 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
6280 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
6281 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
6282 (reginfo_init): Don't call allocate_reg_info.
6284 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
6287 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
6288 NONDEBUG_INSN_P instead of INSN_P.
6290 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6293 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
6295 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6298 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
6299 pattern of the split.
6301 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6303 * toplev.c (process_options): Move setter of flag_var_tracking
6304 before other tests that depend on it. Move down setter of
6305 flag_rename_registers. Don't enable var-tracking-assignments
6306 by default if selective scheduling is enabled. Warn if both
6309 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6311 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
6312 comment. Use switch statement to catch overlaps between rtx
6313 and tree codes. Accept FUNCTION_DECLs in addition to those in...
6314 (IS_DECL_CODE): ... here. Remove.
6315 (check_value_is_not_decl): Remove.
6316 (dv_from_decl, dv_from_value): Check after conversion.
6318 2009-09-04 Richard Guenther <rguenther@suse.de>
6321 * (cgraph_finalize_compilation_unit): Move finalizing aliases
6322 after emitting tunks. Move emitting thunks and ctors from ...
6323 (cgraph_optimize): ... here. Remove redundant
6324 cgraph_analyze_functions.
6325 * varasm.c (find_decl_and_mark_needed): Remove no longer
6327 (finish_aliases_1): Adjust check for thunk aliases.
6329 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
6331 * config/arm/arm.md (ctzsi2): Added braces
6332 to avoid warning that broke booststrap.
6334 2009-09-04 Martin Jambor <mjambor@suse.cz>
6336 PR tree-optimization/41112
6337 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
6338 handle variable-bounded arrays.
6339 (expr_with_var_bounded_array_refs_p): New function.
6340 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
6342 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
6344 * config/s390/2097.md: Removed two incorrect bypasses.
6345 (z10_fsimpdf): Fixed latency.
6346 (z10_fhex): New insn_reservation.
6347 (z10_floaddf): Fixed latency.
6348 (z10_floadsf): Fixed latency.
6349 (z10_ftrunctf): Fixed latency.
6350 (z10_ftruncdf): Fixed latency.
6351 * config/s390/s390.c (z10_cost): Fixed values.
6352 (s390_adjust_priority): Added z10 path.
6353 * config/s390/s390.md (type): Added fhex.
6354 (*mov<mode>_64dfp): Updated type attribute.
6355 (*mov<mode>_64): Updated type attribute.
6356 (*mov<mode>_31): Updated type attribute.
6357 (*mov<mode>"): Likewise.
6358 * config/s390/2084.md (x_fsimpdf): Updated condition.
6360 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
6362 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
6363 RTXs in the predicate for operand 1.
6365 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
6367 * config/arm/arm.md (UNSPEC_RBIT): New constant.
6368 (rbitsi2): New insn.
6369 (ctzsi2): New expand.
6370 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
6372 2009-09-03 Martin Jambor <mjambor@suse.cz>
6374 * tree-sra.c (duplicate_expr_for_different_base): Removed.
6375 (create_artificial_child_access): Use build_ref_for_offset instead
6376 of duplicate_expr_for_different_base.
6377 (propagate_subacesses_accross_link): Likewise.
6379 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
6381 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
6383 (mips16e_collect_argument_saves): Skip debug instructions.
6384 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
6385 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
6386 (r10k_insert_cache_barriers): Likewise.
6387 (mips_reorg_process_insns): Likewise.
6389 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
6392 * ira.c (update_equiv_reg): Remove check on class likely spill.
6394 2009-09-03 Jakub Jelinek <jakub@redhat.com>
6397 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
6398 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
6402 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
6403 the stack slot if it is passed by invisible reference.
6404 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
6405 by invisible reference.
6407 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6409 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
6410 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
6411 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
6413 * config/bfin/sync.md: New file.
6414 * config/bfin/bfin.md: Include it.
6415 (UNSPEC_ATOMIC): New.
6416 (UNSPEC_ONES): Provide a unique number.
6418 From Jie Zhang <jie.zhang@analog.com>:
6419 * config/bfin/bfin.c (ret_regs): New.
6420 (must_save_fp_p): Don't return true because of frame_pointer_needed.
6421 (must_save_rets_p): New.
6422 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
6423 current_function_is_leaf.
6424 (do_link): Likewise.
6425 (do_unlink): Likewise.
6426 (expand_interrupt_handler_prologue): Use ret_regs array.
6427 (expand_interrupt_handler_epilogue): Use ret_regs array and
6428 pass return register to gen_return_internal.
6429 (bfin_expand_epilogue): Pass return register to
6430 gen_return_internal.
6431 (bfin_expand_call): Explicitly clobber RETS.
6432 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
6433 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
6434 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
6435 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
6437 (return_internal): Take a reg rtx rather than the register number.
6439 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
6441 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
6442 when comparing against estimated_loop_iterations_int return.
6444 2009-09-03 Richard Guenther <rguenther@suse.de>
6446 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
6447 eh_personality_libfunc.
6449 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6451 * tree-parloops.c (separate_decls_in_region): Add space.
6453 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6455 * tree-parloops.c (separate_decls_in_region): Change the condition
6456 checking if there are reductions in the loop.
6458 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6460 PR tree-optimization/38275
6461 * tree-parloops.c (parallelize_loops): Replace profitability condition
6462 for expected number of iterations.
6464 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
6466 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
6467 (bootstrap-debug): Explain conditions in which it becomes default.
6468 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
6471 2009-09-03 Namhyung Kim <namhyung@gmail.com>
6473 * doc/invoke.texi (Optimize Options): Move
6474 -finline-small-functions to the -O2 list.
6476 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
6478 * toplev.c (process_options): Enable var-tracking-assignments
6479 by default if var-tracking is enabled.
6481 2009-09-02 David Daney <ddaney@caviumnetworks.com>
6483 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
6485 * emit-rtl.c (prev_nonnote_insn_bb): New function.
6486 * rtl.h (prev_nonnote_insn_bb): Declare it.
6488 2009-09-03 Diego Novillo <dnovillo@google.com>
6490 * cgraph.c (cgraph_node_for_decl): New.
6491 * cgraph.h (cgraph_node_for_decl): Declare.
6492 * tree.c (host_integerp): Return 0 if T is NULL.
6494 2009-09-03 Diego Novillo <dnovillo@google.com>
6496 * tree.h (struct alias_pair): Move from varasm.c.
6497 (alias_pairs): Likewise.
6498 (TYPE_MAXVAL): Define.
6499 (TYPE_MINVAL): Define.
6500 (iterative_hash_host_wide_int): Declare.
6501 (remove_unreachable_alias_pairs): Declare.
6502 * tree-pass.h (pass_ipa_free_lang_data): Declare.
6503 * diagnostic.c (default_diagnostic_starter): Make extern.
6504 (default_diagnostic_finalizer): Make extern.
6505 * diagnostic.h (default_diagnostic_starter): Declare.
6506 (default_diagnostic_finalizer): Declare.
6507 (default_tree_printer): Declare.
6508 * toplev.c (default_tree_printer): Make extern.
6510 2009-09-03 Richard Guenther <rguenther@suse.de>
6511 Diego Novillo <dnovillo@google.com>
6513 * cgraph.c (cgraph_add_new_function): Remove gimplification.
6514 * cgraphunit.c (cgraph_expand_function): Do not emit
6515 associated thunks from here.
6516 (cgraph_emit_thunks): New.
6517 (cgraph_optimize): Call it.
6518 Return if any IPA pass finds an error.
6519 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
6522 2009-09-03 Simon Baldwin <simonb@google.com>
6523 Rafael Espindola <espindola@google.com>
6524 Richard Guenther <rguenther@suse.de>
6525 Doug Kwan <dougkwan@google.com>
6526 Diego Novillo <dnovillo@google.com>
6528 * tree.c: Include tree-pass.h, langhooks-def.h,
6529 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
6530 (free_lang_data_in_type): New.
6531 (need_assembler_name_p): New.
6532 (free_lang_data_in_block): New.
6533 (free_lang_data_in_decl): New.
6534 (struct free_lang_data_d): New.
6535 (add_tree_to_fld_list): New.
6536 (find_decls_types_r): New.
6537 (get_eh_types_for_runtime): New.
6538 (find_decls_types_in_eh_region): New.
6539 (find_decls_types_in_node): New.
6540 (find_decls_types_in_var): New.
6541 (free_lang_data_in_cgraph): New.
6542 (free_lang_data): New.
6543 (gate_free_lang_data): New.
6544 (pass_ipa_free_lang_data): New.
6546 2009-09-03 Diego Novillo <dnovillo@google.com>
6548 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
6549 * langhooks.h (struct lang_hooks): Add field free_lang_data.
6550 (lang_hooks): Remove const qualifier.
6551 * ipa.c (cgraph_remove_unreachable_nodes): Call
6552 remove_unreachable_alias_pairs.
6553 * except.c (add_type_for_runtime): Check if TYPE has
6554 already been converted.
6555 (lookup_type_for_runtime): Likewise.
6556 (check_handled): Handle converted types.
6557 * varasm.c (remove_unreachable_alias_pairs): New.
6558 * gimple.c: Include demangle.h.
6559 (gimple_decl_printable_name): New.
6560 (gimple_fold_obj_type_ref): New.
6561 * gimple.h (gimple_decl_printable_name): Declare.
6562 (gimple_fold_obj_type_ref): Declare.
6563 * passes.c (init_optimization_passes): Add pass
6564 pass_ipa_free_lang_data.
6565 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
6566 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
6568 2009-09-03 Diego Novillo <dnovillo@google.com>
6570 * c-lang.c (lang_hooks): Remove const qualifier.
6572 2009-09-02 Loren James Rittle <ljrittle@acm.org>
6574 * doc/install.texi (*-*-freebsd*): Update target information.
6576 2009-09-02 Anatoly Sokolov <aesok@post.ru>
6578 * hard-reg-set.h (call_fixed_regs): Remove.
6579 * reginfo.c (call_fixed_regs): Remove.
6580 (init_reg_sets_1): Remove initialization of call_fixed_regs.
6581 (globalize_reg): Don't use call_fixed_regs.
6582 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
6585 2009-09-01 Michael Matz <matz@suse.de>
6587 * expr.h (emit_storent_insn, expand_expr_real_1,
6588 expand_expr_real_2): Declare.
6589 * expr.c (emit_storent_insn, expand_expr_real_1,
6590 expand_expr_real_2): Export.
6591 (store_expr): Setting and evaluating dont_return_target is useless.
6592 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
6593 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
6594 * except.c (expand_resx_expr): Rename to ...
6595 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
6596 * except.h (expand_resx_stmt): Declare.
6597 * stmt.c: Add include gimple.h
6598 (expand_asm_expr): Rename to ...
6599 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
6600 (expand_case): Rewrite to take gimple statement.
6601 * tree.h (expand_asm_stmt): Declare.
6602 (expand_case): Change prototype.
6603 * Makefile.in (stmt.o): Depend on gimple.h.
6604 * builtins.c (expand_builtin_synchronize): Build gimple asm
6605 statement, not an ASM_EXPR.
6606 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
6607 gimple_to_tree, release_stmt_tree): Remove.
6608 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
6609 ggc_free, but hold comparison code and operands separately.
6610 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
6611 (expand_call_stmt, expand_gimple_stmt_1,
6612 expand_gimple_stmt): New helpers.
6613 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
6614 release_stmt_tree. Call expand_gimple_stmt instead.
6615 (expand_gimple_basic_block): Ditto.
6617 * calls.c (emit_call_1): Don't look at EH regions here, make
6618 fntree parameter useless.
6619 (expand_call): New local rettype for TREE_TYPE(exp), use it
6620 throughout. Remove local p, use addr instead.
6621 Don't look at EH regions here.
6623 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
6625 * doc/invoke.texi (-fsched-pressure): Document it.
6626 (-fsched-reg-pressure-heuristic): Remove it.
6628 * reload.c (ira.h): Include.
6629 (find_reloads): Add choosing reload on number of small spilled
6632 * haifa-sched.c (ira.h): Include.
6633 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
6634 saved_reg_pressure, curr_reg_live, saved_reg_live,
6635 region_ref_regs): New variables.
6636 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
6637 initiate_reg_pressure_info, setup_ref_regs,
6638 initiate_bb_reg_pressure_info, save_reg_pressure,
6639 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
6641 (setup_insn_reg_pressure_info): New function.
6642 (rank_for_schedule): Add pressure checking and insn issue time.
6643 Remove comparison of insn reg weights.
6644 (ready_sort): Set insn reg pressure info.
6645 (update_register_pressure, setup_insn_max_reg_pressure,
6646 update_reg_and_insn_max_reg_pressure,
6647 sched_setup_bb_reg_pressure_info): New functions.
6648 (schedule_insn): Add code for printing and updating reg pressure info.
6649 (find_set_reg_weight, find_insn_reg_weight): Remove.
6650 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
6651 (debug_ready_list): Print reg pressure info.
6652 (schedule_block): Ditto. Check insn issue time.
6653 (sched_init): Set up sched_pressure_p. Allocate and set up some
6654 reg pressure related info.
6655 (sched_finish): Free some reg pressure related info.
6656 (fix_tick_ready): Make insn always ready if pressure_p.
6657 (init_h_i_d): Don't call find_insn_reg_weight.
6658 (haifa_finish_h_i_d): Free insn reg pressure info.
6660 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
6661 ira_memory_move_cost, ira_class_hard_regs,
6662 ira_class_hard_regs_num, ira_no_alloc_regs,
6663 ira_available_class_regs, ira_reg_class_cover_size,
6664 ira_reg_class_cover, ira_class_translate): Move to ira.h.
6666 * ira-lives.c (single_reg_class): Check mode to find how many
6667 registers are necessary for operand.
6668 (ira_implicitly_set_insn_hard_regs): New.
6670 * common.opt (fsched-pressure): New options.
6671 (fsched-reg-pressure-heuristic): Remove.
6673 * ira.c (setup_eliminable_regset): Rename to
6674 ira_setup_eliminable_regset. Make it external.
6675 (expand_reg_info): Pass cover class to setup_reg_classes.
6676 (ira): Call resize_reg_info instead of allocate_reg_info.
6678 * sched-deps.c: Include ira.h.
6679 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
6680 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
6681 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
6682 mark_insn_hard_regno_birth, mark_insn_reg_birth,
6683 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
6684 mark_insn_reg_store, mark_insn_reg_clobber,
6685 setup_insn_reg_pressure_info): New.
6686 (sched_analyze_1): Update implicit_reg_pending_uses.
6687 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
6688 Use them to create dependencies. Set insn reg uses and pressure
6689 info. Process reg_pending_uses in one place.
6690 (free_deps): Free implicit sets.
6691 (remove_from_deps): Remove implicit sets if necessary. Check
6692 implicit sets when clearing reg_last_in_use.
6693 (init_deps_global): Clear implicit_reg_pending_clobbers and
6694 implicit_reg_pending_uses.
6696 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
6697 ira_memory_move_cost, ira_class_hard_regs,
6698 ira_class_hard_regs_num, ira_no_alloc_regs,
6699 ira_available_class_regs, ira_reg_class_cover_size,
6700 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
6701 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
6702 ira_implicitly_set_insn_hard_regs): New prototypes.
6704 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
6705 cost_elements_num): New variables.
6706 (allocno_costs, total_costs): Rename to costs and
6707 total_allocno_costs.
6708 (COSTS_OF_ALLOCNO): Rename to COSTS.
6709 (allocno_pref): Rename to pref.
6710 (allocno_pref_buffer): Rename to pref_buffer.
6711 (common_classes): Rename to regno_cover_class.
6713 (record_reg_classes): Set allocno attributes only if allocno_p.
6714 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
6715 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
6716 and COSTS_OF_ALLOCNO.
6717 (print_costs): Rename to print_allocno_costs.
6718 (print_pseudo_costs): New.
6719 (process_bb_node_for_costs): Split into 2 functions with new
6720 function process_bb_for_costs. Pass BB to process_bb_for_costs.
6721 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
6722 new parameter dump_file. Use cost_elements_num instead of
6723 ira_allocnos_num. Make one iteration if preferred classes were
6724 already calculated for scheduler. Make 2 versions of code
6725 depending on allocno_p.
6726 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
6727 regno_cover_class and COSTS instead of common_classes and
6729 (init_costs, finish_costs): New.
6730 (ira_costs): Set up allocno_p and cost_elements_num. Call
6731 init_costs and finish_costs.
6732 (ira_set_pseudo_classes): New.
6734 * rtl.h (allocate_reg_info): Remove.
6735 (resize_reg_info): Change return type.
6736 (reg_cover_class): New.
6737 (setup_reg_classes): Add new parameter.
6739 * sched-int.h (struct deps_reg): New member implicit_sets.
6740 (sched_pressure_p, sched_regno_cover_class): New external definitions.
6741 (INCREASE_BITS): New macro.
6742 (struct reg_pressure_data, struct reg_use_data): New.
6743 (struct _haifa_insn_data): Remove reg_weight. Add members
6744 reg_pressure, reg_use_list, reg_set_list, and
6745 reg_pressure_excess_cost_change.
6746 (struct deps): New member implicit_sets.
6747 (pressure_p): New variable.
6748 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
6749 (struct reg_pressure_data, struct reg_use_data): New.
6750 (INSN_REG_WEIGHT): Remove.
6751 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
6752 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
6753 (sched_init_region_reg_pressure_info,
6754 sched_setup_bb_reg_pressure_info): New prototypes.
6756 * reginfo.c (struct reg_pref): New member coverclass.
6757 (reg_cover_class): New function.
6758 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
6759 (reg_info_size): New variable.
6760 (allocate_reg_info): Make static. Setup reg_info_size.
6761 (resize_reg_info): Use reg_info_size. Return flag of resizing.
6762 (setup_reg_classes): Add a new parameter. Setup cover class too.
6764 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
6767 * sched-rgn.c (deps_join): Set up implicit_sets.
6768 (schedule_region): Set up region and basic blocks pressure
6771 * passes.c (init_optimization_passes): Move
6772 pass_subregs_of_mode_init before pass_sched.
6774 2009-09-02 Martin Jambor <mjambor@suse.cz>
6776 * tree-sra.c (struct access): New field grp_hint.
6777 (dump_access): Dump grp_hint.
6778 (sort_and_splice_var_accesses): Set grp_hint if a group is read
6780 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
6781 those which have been specifically read and somehow written to.
6782 (propagate_subacesses_accross_link): Set grp_hint of right child and
6783 also possibly of the left child.
6785 2009-09-02 Jakub Jelinek <jakub@redhat.com>
6787 * tree-object-size.c (addr_object_size): Always use object_size_type
6788 0 or 2 when determining the pointer pointed object size.
6790 2009-09-02 Richard Guenther <rguenther@suse.de>
6793 2009-08-31 Richard Guenther <rguenther@suse.de>
6795 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6796 to query if the memory regions for memmove overlap.
6797 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6798 asserts on pointers, instead deal with odd trees.
6799 (ptr_derefs_may_alias_p): Likewise.
6800 (refs_may_alias_p_1): Constructor bases also never alias.
6802 2009-08-01 Christian Bruel <christian.bruel@st.com>
6805 2009-07-31 Christian Bruel <christian.bruel@st.com>
6806 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6808 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
6810 * doc/invoke.texi (-fvar-tracking-assignments): New.
6811 (-fvar-tracking-assignments-toggle): New.
6812 (-fdump-final-insns=file): Mark filename as optional.
6813 (--param min-nondebug-insn-uid): New.
6814 (-gdwarf-@{version}): Mention version 4.
6815 * opts.c (common_handle_option): Accept it.
6816 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
6817 * regrename.c (regrename_optimize): Drop last. Don't count debug
6818 insns as uses. Don't reject change because of debug insn.
6819 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
6820 from the chain starter, and check for inexact matches in DEBUG_INSNS.
6821 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
6822 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
6823 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
6824 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
6825 * doc/gimple.texi (is_gimple_debug): New.
6826 (gimple_debug_bind_p): New.
6827 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
6828 * doc/install.texi (bootstrap-debug): More details.
6829 (bootstrap-debug-big, bootstrap-debug-lean): Document.
6830 (bootstrap-debug-lib): More details.
6831 (bootstrap-debug-ckovw): Update.
6832 (bootstrap-time): New.
6833 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
6834 (insert_phi_nodes_for): Insert debug stmts.
6835 (rewrite_stmt): Take iterator. Insert debug stmts.
6836 (rewrite_enter_block): Adjust.
6837 (maybe_replace_use_in_debug_stmt): New.
6838 (rewrite_update_stmt): Use it.
6839 (mark_use_interesting): Return early for debug stmts.
6840 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
6841 stmts before replacing stmt.
6842 (move_computations_stmt): Likewise.
6843 * ira-conflicts.c (add_copies): Skip debug insns.
6844 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
6845 (regstat_bb_compute_ri): Skip debug insns.
6846 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
6847 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
6848 check_loop_closed_ssa_stmt): Skip debug stmts.
6849 * tree-tailcall.c (find_tail_calls): Likewise.
6850 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
6851 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
6852 (build_var_debug_value_stat): Declare.
6853 (build_var_debug_value): Define.
6854 (target_for_debug_bind): Declare.
6855 * reload.c (find_equiv_reg): Skip debug insns.
6856 * rtlanal.c (reg_used_between_p): Skip debug insns.
6857 (side_effects_p): Likewise.
6858 (canonicalize_condition): Likewise.
6859 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
6860 insns never depend on debug insns.
6861 (create_ddg_dep_no_link): Likewise.
6862 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
6863 Don't add inter-loop dependencies for debug insns.
6864 (build_intra_loop_deps): Likewise.
6865 (create_ddg): Count debug insns.
6866 * ddg.h (struct ddg::num_debug): New.
6867 (num_backargs): Pair up with previous int field.
6868 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
6869 -fcompare-debug-second.
6870 * final.c (get_attr_length_1): Skip debug insns.
6871 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
6872 * gcc.c (invoke_as): Call compare-debug-dump-opt.
6873 (driver_self_specs): Map -fdump-final-insns to
6874 -fdump-final-insns=..
6875 (get_local_tick): New.
6876 (compare_debug_dump_opt_spec_function): Test for . argument and
6877 compute output name. Compute temp output spec without flag name.
6878 Compute -frandom-seed.
6879 (OPT): Undef after use.
6880 * cfgloopanal.c (num_loop_insns): Skip debug insns.
6881 (average_num_loop_insns): Likewise.
6882 * params.h (MIN_NONDEBUG_INSN_UID): New.
6883 * gimple.def (GIMPLE_DEBUG): New.
6884 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
6885 * auto-inc-dec.c (merge_in_block): Skip debug insns.
6886 (merge_in_block): Fix whitespace.
6887 * toplev.c (flag_var_tracking): Update comment.
6888 (flag_var_tracking_assignments): New.
6889 (flag_var_tracking_assignments_toggle): New.
6890 (process_options): Don't open final insns dump file if we're not
6891 going to write to it. Compute defaults for var_tracking.
6892 * df-scan.c (df_insn_rescan_debug_internal): New.
6893 (df_uses_record): Handle debug insns.
6894 * haifa-sched.c (ready): Initialize n_debug.
6895 (contributes_to_priority): Skip debug insns.
6896 (dep_list_size): New.
6898 (rank_for_schedule): Likewise. Schedule debug insns as soon as
6899 they're ready. Disregard previous debug insns to make decisions.
6900 (queue_insn): Never queue debug insns.
6901 (ready_add, ready_remove_first, ready_remove): Count debug insns.
6902 (schedule_insn): Don't reject debug insns because of issue rate.
6903 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
6904 (queue_to_ready): Skip and discount debug insns.
6905 (choose_ready): Let debug insns through.
6906 (schedule_block): Check boundary debug insns. Discount debug
6907 insns, schedule them early. Adjust whitespace.
6908 (set_priorities): Check for boundary debug insns.
6909 (add_jump_dependencies): Use dep_list_size.
6910 (prev_non_location_insn): New.
6911 (check_cfg): Use it.
6912 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
6914 (remove_unused_ivs): Reset debug stmts.
6915 * modulo-sched.c (const_iteration_count): Skip debug insns.
6916 (res_MII): Discount debug insns.
6917 (loop_single_full_bb_p): Skip debug insns.
6918 (sms_schedule): Likewise.
6919 (sms_schedule_by_order): Likewise.
6920 (ps_has_conflicts): Likewise.
6921 * caller-save.c (refmarker_fn): New.
6922 (save_call_clobbered_regs): Replace regs with saved mem in
6924 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
6925 Call refmarker_fn mark for hardregnos.
6926 (mark_reg_as_referenced): New.
6927 (replace_reg_with_saved_mem): New.
6928 * ipa-pure-const.c (check_stmt): Skip debug stmts.
6929 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
6931 (cse_extended_basic_block): Skip debug insns.
6932 (count_reg_usage): Likewise.
6933 (is_dead_reg): New, split out of...
6934 (set_live_p): ... here.
6935 (insn_live_p): Use it for debug insns.
6936 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
6937 (execute_optimize_stdarg): Likewise.
6938 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6939 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
6940 changes in debug stmts as changes.
6941 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
6942 (moveup_expr): Don't move across debug insns. Don't move
6943 debug insn if it would create a bookkeeping block.
6944 (moveup_expr_cached): Don't use cache for debug insns that
6945 are heads of blocks.
6946 (compute_av_set_inside_bb): Skip debug insns.
6947 (sel_rank_for_schedule): Schedule debug insns first. Remove
6949 (block_valid_for_bookkeeping_p); Support lax searches.
6950 (create_block_for_bookkeeping): Adjust block numbers when
6951 encountering debug-only blocks.
6952 (find_place_for_bookkeeping): Deal with debug-only blocks.
6953 (generate_bookkeeping_insn): Accept no place to insert.
6954 (remove_temp_moveop_nops): New argument full_tidying.
6955 (prepare_place_to_insert): Deal with debug insns.
6956 (advance_state_on_fence): Debug insns don't start cycles.
6957 (update_boundaries): Take fence as argument. Deal with
6959 (schedule_expr_on_boundary): No full_tidying on debug insns.
6960 (fill_insns): Deal with debug insns.
6961 (track_scheduled_insns_and_blocks): Don't count debug insns.
6962 (need_nop_to_preserve_insn_bb): New, split out of...
6963 (remove_insn_from_stream): ... this.
6964 (fur_orig_expr_not_found): Skip debug insns.
6965 * rtl.def (VALUE): Move up.
6967 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
6968 (nearest_common_dominator_of_uses): Take debug_stmts argument.
6969 Set it if debug stmts are found.
6970 (statement_sink_location): Skip debug stmts. Propagate
6971 moving defs into debug stmts.
6972 * ifcvt.c (first_active_insn): Skip debug insns.
6973 (last_active_insns): Likewise.
6974 (cond_exec_process_insns): Likewise.
6975 (noce_process_if_block): Likewise.
6976 (check_cond_move_block): Likewise.
6977 (cond_move_convert_if_block): Likewise.
6978 (block_jumps_and_fallthru_p): Likewise.
6979 (dead_or_predicable): Likewise.
6980 * dwarf2out.c (debug_str_hash_forced): New.
6981 (find_AT_string): Add comment.
6982 (gen_label_for_indirect_string): New.
6983 (get_debug_string_label): New.
6984 (AT_string_form): Use it.
6985 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
6986 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
6987 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
6988 several operations that cannot be represented with DWARF opcodes.
6989 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
6990 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
6991 (dwarf2out_var_location): Take during-call mark into account.
6992 (output_indirect_string): Update comment. Output if there are
6993 label and references.
6994 (prune_indirect_string): New.
6995 (prune_unused_types): Call it if debug_str_hash_forced.
6996 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
6997 (dw_long_long_const): Remove.
6998 (struct dw_val_struct): Change val_long_long type to rtx.
6999 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
7000 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
7001 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
7002 component instead of HOST_BITS_PER_LONG.
7003 (output_loc_operands): Likewise. For const8* assert
7004 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
7005 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
7006 rather than HOST_BITS_PER_LONG is >= 64.
7007 (add_AT_long_long): Remove val_hi and val_lo arguments, add
7009 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
7010 HOST_BITS_PER_LONG for dw_val_class_long_long.
7011 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
7012 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
7013 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
7015 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
7016 Handle DW_OP_implicit_value.
7017 (extract_int): Move prototype earlier.
7018 (mem_loc_descriptor): For SUBREG punt if inner
7019 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
7020 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
7021 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
7022 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
7023 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
7024 instead of Pmode size.
7025 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
7026 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
7027 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
7028 (concat_loc_descriptor, concatn_loc_descriptor,
7029 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
7030 (add_location_or_const_value_attribute): Likewise. For single
7031 location loc_lists attempt to use add_const_value_attribute
7032 for constant decls. Add DW_AT_const_value even if
7033 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
7035 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
7036 (control_flow_insn_p): Likewise.
7037 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
7038 (separate_decls_in_region_debug_bind): New.
7039 (separate_decls_in_region): Process debug bind stmts afterwards.
7040 * recog.c (verify_changes): Handle debug insns.
7041 (extract_insn): Likewise.
7042 (peephole2_optimize): Skip debug insns.
7043 * dse.c (scan_insn): Skip debug insns.
7044 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
7046 (setup_id_for_insn): Handle debug insns.
7047 (maybe_tidy_empty_bb): Adjust whitespace.
7048 (tidy_control_flow): Skip debug insns.
7049 (sel_remove_insn): Adjust for debug insns.
7050 (sel_estimate_number_of_insns): Skip debug insns.
7051 (create_insn_rtx_from_pattern): Handle debug insns.
7052 (create_copy_of_insn_rtx): Likewise.
7053 * sel-sched-.h (sel_bb_end): Declare.
7054 (sel_bb_empty_or_nop_p): New.
7055 (get_all_loop_exits): Use it.
7056 (_eligible_successor_edge_p): Likewise.
7057 (return_nop_to_pool): Adjust.
7058 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
7059 * ira-lives.c (process_bb_node_lives): Skip debug insns.
7060 * gimple-pretty-print.c (dump_gimple_debug): New.
7061 (dump_gimple_stmt): Use it.
7062 (dump_bb_header): Skip gimple debug stmts.
7063 * regmove.c (optimize_reg_copy_1): Discount debug insns.
7064 (fixup_match_2): Likewise.
7065 (regmove_backward_pass): Likewise. Simplify combined
7066 replacement. Handle debug insns.
7067 * function.c (instantiate_virtual_regs): Handle debug insns.
7068 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
7069 * print-rtl.h: Include cselib.h.
7070 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
7071 * df.h (df_inns_rescan_debug_internal): Declare.
7072 * gcse.c (alloc_hash_table): Estimate n_insns.
7073 (cprop_insn): Don't regard debug insns as changes.
7074 (bypass_conditional_jumps): Skip debug insns.
7075 (one_pre_gcse_pass): Adjust.
7076 (one_code_hoisting_pass): Likewise.
7077 (compute_ld_motion_mems): Skip debug insns.
7078 (one_cprop_pass): Adjust.
7079 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
7080 (if_convertible_stmt_p): Handle debug stmts.
7081 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
7082 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
7083 * ira-build.c (create_bb_allocnos): Skip debug insns.
7084 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
7085 (has_single_use): Likewise.
7086 (single_imm_use): Likewise.
7087 (num_imm_uses): Likewise.
7088 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
7089 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
7090 (create_outofssa_var_map): Likewise.
7091 * lower-subreg.c (adjust_decomposed_uses): New.
7092 (resolve_debug): New.
7093 (decompose_multiword_subregs): Use it.
7094 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
7095 * emit-rtl.c: Include params.h.
7096 (cur_debug_insn_uid): Define.
7097 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
7098 (copy_rtx_if_shared_1): Handle debug insns.
7099 (reset_used_flags): Likewise.
7100 (set_used_flags): LIkewise.
7101 (get_max_insn_count): New.
7102 (next_nondebug_insn): New.
7103 (prev_nondebug_insn): New.
7104 (make_debug_insn_raw): New.
7105 (emit_insn_before_noloc): Handle debug insns.
7106 (emit_jump_insn_before_noloc): Likewise.
7107 (emit_call_insn_before_noloc): Likewise.
7108 (emit_debug_insn_before_noloc): New.
7109 (emit_insn_after_noloc): Handle debug insns.
7110 (emit_jump_insn_after_noloc): Likewise.
7111 (emit_call_insn_after_noloc): Likewise.
7112 (emit_debug_insn_after_noloc): Likewise.
7113 (emit_insn_after): Take loc from earlier non-debug insn.
7114 (emit_jump_insn_after): Likewise.
7115 (emit_call_insn_after): Likewise.
7116 (emit_debug_insn_after_setloc): New.
7117 (emit_debug_insn_after): New.
7118 (emit_insn_before): Take loc from later non-debug insn.
7119 (emit_jump_insn_before): Likewise.
7120 (emit_call_insn_before): Likewise.
7121 (emit_debug_insn_before_setloc): New.
7122 (emit_debug_insn_before): New.
7123 (emit_insn): Handle debug insns.
7124 (emit_debug_insn): New.
7125 (emit_jump_insn): Handle debug insns.
7126 (emit_call_insn): Likewise.
7128 (init_emit): Take min-nondebug-insn-uid into account.
7129 Initialize cur_debug_insn_uid.
7130 (emit_copy_of_insn_after): Handle debug insns.
7131 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
7132 location of single rhs in place.
7133 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
7134 (floor_sdiv_adjust): New.
7135 (cell_sdiv_adjust): New.
7136 (cell_udiv_adjust): New.
7137 (round_sdiv_adjust): New.
7138 (round_udiv_adjust): New.
7139 (wrap_constant): Moved from cselib.
7140 (unwrap_constant): New.
7141 (expand_debug_expr): New.
7142 (expand_debug_locations): New.
7143 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
7145 (gimple_expand_cfg): Expand debug locations.
7146 * cselib.c: Include tree-pass.h.
7147 (struct expand_value_data): New.
7148 (cselib_record_sets_hook): New.
7149 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
7150 (cselib_clear_table): Move, and implemnet in terms of...
7151 (cselib_reset_table_with_next_value): ... this.
7152 (cselib_get_next_unknown_value): New.
7153 (discard_useless_locs): Don't discard preserved values.
7154 (cselib_preserve_value): New.
7155 (cselib_preserved_value_p): New.
7156 (cselib_preserve_definitely): New.
7157 (cselib_clear_preserve): New.
7158 (cselib_preserve_only_values): New.
7159 (new_cselib_val): Take rtx argument. Dump it in details.
7160 (cselib_lookup_mem): Adjust.
7161 (expand_loc): Take regs_active in struct. Adjust. Silence
7162 dumps unless details are requested.
7163 (cselib_expand_value_rtx_cb): New.
7164 (cselib_expand_value_rtx): Rename and reimplment in terms of...
7165 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
7166 without details. Copy more subregs. Try to resolve values
7167 using a callback. Wrap constants.
7168 (cselib_subst_to_values): Adjust.
7169 (cselib_log_lookup): New.
7170 (cselib_lookup): Call it.
7171 (cselib_invalidate_regno): Don't count preserved values as useless.
7172 (cselib_invalidate_mem): Likewise.
7173 (cselib_record_set): Likewise.
7174 (struct set): Renamed to cselib_set, moved to cselib.h.
7175 (cselib_record_sets): Adjust. Call hook.
7176 (cselib_process_insn): Reset table when it would be cleared.
7177 (dump_cselib_val): New.
7178 (dump_cselib_table): New.
7179 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
7180 (remove_forwarder_block): Support moving debug stmts.
7181 * cselib.h (cselib_record_sets_hook): Declare.
7182 (cselib_expand_callback): New type.
7183 (cselib_expand_value_rtx_cb): Declare.
7184 (cselib_reset_table_with_next_value): Declare.
7185 (cselib_get_next_unknown_value): Declare.
7186 (cselib_preserve_value): Declare.
7187 (cselib_preserved_value_p): Declare.
7188 (cselib_preserve_only_values): Declare.
7189 (dump_cselib_table): Declare.
7190 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
7191 (try_crossjump_to_edge): Likewise.
7192 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
7193 dominated blocks when debug stmts are present.
7194 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
7195 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
7196 (set_var_live_on_entry): Likewise.
7197 * loop-invariant.c (find_invariants_bb): Skip debug insns.
7198 * cfglayout.c (curr_location, last_location): Make static.
7199 (set_curr_insn_source_location): Don't avoid bouncing.
7200 (get_curr_insn_source_location): New.
7201 (get_curr_insn_block): New.
7202 (duplicate_insn_chain): Handle debug insns.
7203 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
7205 * common.opt (fcompare-debug): Move to sort order.
7206 (fdump-unnumbered-links): Likewise.
7207 (fvar-tracking-assignments): New.
7208 (fvar-tracking-assignments-toggle): New.
7209 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
7210 because of debug stmts.
7211 (mark_stmt_if_obviously_necessary): Mark debug stmts.
7212 (eliminate_unnecessary_stmts): Walk dominated blocks before
7214 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
7215 * ira.c (memref_used_between_p): Skip debug insns.
7216 (update_equiv_regs): Likewise.
7217 * sched-deps.c (sd_lists_size): Accept empty list.
7218 (sd_init_insn): Mark debug insns.
7219 (sd_finish_insn): Unmark them.
7220 (sd_add_dep): Reject non-debug deps on debug insns.
7221 (fixup_sched_groups): Give debug insns group treatment.
7223 (sched_analyze_reg): Don't mark debug insns for sched before call.
7224 (sched_analyze_2): Handle debug insns.
7225 (sched_analyze_insn): Compute next non-debug insn. Handle debug
7227 (deps_analyze_insn): Handle debug insns.
7228 (deps_start_bb): Skip debug insns.
7229 (init_deps): Initialize last_debug_insn.
7230 * tree-ssa.c (target_for_debug_bind): New.
7231 (find_released_ssa_name): New.
7232 (propagate_var_def_into_debug_stmts): New.
7233 (propagate_defs_into_debug_stmts): New.
7234 (verify_ssa): Skip debug bind stmts without values.
7235 (warn_uninialized_vars): Skip debug stmts.
7236 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
7237 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
7238 (rtx_equal_p): Likewise.
7239 * ira-costs.c (scan_one_insn): Skip debug insns.
7240 (process_bb_node_for_hard_reg_moves): Likewise.
7241 * rtl.h (DEBUG_INSN_P): New.
7242 (NONDEBUG_INSN_P): New.
7243 (MAY_HAVE_DEBUG_INSNS): New.
7244 (INSN_P): Accept debug insns.
7245 (RTX_FRAME_RELATED_P): Likewise.
7246 (INSN_DELETED_P): Likewise
7247 (PAT_VAR_LOCATION_DECL): New.
7248 (PAT_VAR_LOCATION_LOC): New.
7249 (PAT_VAR_OCATION_STATUS): New.
7250 (NOTE_VAR_LOCATION_DECL): Reimplement.
7251 (NOTE_VAR_LOCATION_LOC): Likewise.
7252 (NOTE_VAR_LOCATION_STATUS): Likewise.
7253 (INSN_VAR_LOCATION): New.
7254 (INSN_VAR_LOCATION_DECL): New.
7255 (INSN_VAR_LOCATION_LOC): New.
7256 (INSN_VAR_LOCATION_STATUS): New.
7257 (gen_rtx_UNKNOWN_VAR_LOC): New.
7258 (VAR_LOC_UNKNOWN_P): New.
7259 (NOTE_DURING_CALL_P): New.
7260 (SCHED_GROUP_P): Accept debug insns.
7261 (emit_debug_insn_before): Declare.
7262 (emit_debug_insn_before_noloc): Declare.
7263 (emit_debug_insn_beore_setloc): Declare.
7264 (emit_debug_insn_after): Declare.
7265 (emit_debug_insn_after_noloc): Declare.
7266 (emit_debug_insn_after_setloc): Declare.
7267 (emit_debug_insn): Declare.
7268 (make_debug_insn_raw): Declare.
7269 (prev_nondebug_insn): Declare.
7270 (next_nondebug_insn): Declare.
7271 (delegitimize_mem_from_attrs): Declare.
7272 (get_max_insn_count): Declare.
7273 (wrap_constant): Declare.
7274 (unwrap_constant): Declare.
7275 (get_curr_insn_source_location): Declare.
7276 (get_curr_insn_block): Declare.
7277 * tree-inline.c (insert_debug_decl_map): New.
7278 (processing_debug_stmt): New.
7279 (remap_decl): Don't create new mappings in debug stmts.
7280 (remap_gimple_op_r): Don't add references in debug stmts.
7281 (copy_tree_body_r): Likewise.
7282 (remap_gimple_stmt): Handle debug bind stmts.
7283 (copy_bb): Skip debug stmts.
7284 (copy_edges_for_bb): Likewise.
7285 (copy_debug_stmt): New.
7286 (copy_debug_stmts): New.
7287 (copy_body): Copy debug stmts at the end.
7288 (insert_init_debug_bind): New.
7289 (insert_init_stmt): Take id. Skip and emit debug stmts.
7290 (setup_one_parameter): Remap variable earlier, register debug mapping.
7291 (estimate_num_insns): Skip debug stmts.
7292 (expand_call_inline): Preserve debug_map.
7293 (optimize_inline_calls): Check for no debug_stmts left-overs.
7294 (unsave_expr_now): Preserve debug_map.
7295 (copy_gimple_seq_and_replace_locals): Likewise.
7296 (tree_function_versioning): Check for no debug_stmts left-overs.
7297 Init and destroy debug_map as needed. Split edges unconditionally.
7298 (build_duplicate_type): Init and destroy debug_map as needed.
7299 * tree-inline.h: Include gimple.h instead of pointer-set.h.
7300 (struct copy_body_data): Add debug_stmts and debug_map.
7301 * sched-int.h (struct ready_list): Add n_debug.
7302 (struct deps): Add last_debug_insn.
7303 (DEBUG_INSN_SCHED_P): New.
7304 (BOUNDARY_DEBUG_INSN_P): New.
7305 (SCHEDULE_DEBUG_INSN_P): New.
7306 (sd_iterator_cond): Accept empty list.
7307 * combine.c (create_log_links): Skip debug insns.
7308 (combine_instructions): Likewise.
7309 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
7310 return value is always unshared.
7311 (struct rtx_subst_pair): New.
7312 (auto_adjust_pair): New.
7313 (propagate_for_debug_subst): New.
7314 (propagate_for_debug): New.
7315 (try_combine): Skip debug insns. Propagate removed defs into
7317 (next_nonnote_nondebug_insn): New.
7318 (distribute_notes): Use it. Skip debug insns.
7319 (distribute_links): Skip debug insns.
7320 * tree-outof-ssa.c (set_location_for_edge): Likewise.
7321 * resource.c (mark_target_live_regs): Likewise.
7322 * var-tracking.c: Include cselib.h and target.h.
7323 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
7325 (micro_operation_type_name): New.
7326 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
7327 (struct micro_operation_def): Update comments.
7328 (decl_or_value): New type. Use instead of decls.
7329 (struct emit_note_data_def): Add vars.
7330 (struct attrs_def): Use decl_or_value.
7331 (struct variable_tracking_info_def): Add permp, flooded.
7332 (struct location_chain_def): Update comment.
7333 (struct variable_part_def): Use decl_or_value.
7334 (struct variable_def): Make var_part a variable length array.
7336 (scratch_regs): New.
7337 (cselib_hook_called): New.
7338 (dv_is_decl_p): New.
7339 (dv_is_value_p): New.
7342 (dv_as_opaque): New.
7343 (dv_onepart_p): New.
7345 (IS_DECL_CODE): New.
7346 (check_value_is_not_decl): New.
7347 (dv_from_decl): New.
7348 (dv_from_value): New.
7349 (dv_htab_hash): New.
7350 (variable_htab_hash): Use it.
7351 (variable_htab_eq): Support values.
7352 (variable_htab_free): Free from the right pool.
7353 (attrs_list_member, attrs_list_insert): Use decl_or_value.
7354 (attrs_list_union): Adjust.
7355 (attrs_list_mpdv_union): New.
7356 (tie_break_pointers): New.
7357 (canon_value_cmp): New.
7358 (unshare_variable): Return possibly-modified slot.
7359 (vars_copy_1): Adjust.
7360 (var_reg_decl_set): Adjust. Split out of...
7361 (var_reg_set): ... this.
7362 (get_init_value): Adjust.
7363 (var_reg_delete_and_set): Adjust.
7364 (var_reg_delete): Adjust.
7365 (var_regno_delete): Adjust.
7366 (var_mem_decl_set): Split out of...
7367 (var_mem_set): ... this.
7368 (var_mem_delete_and_set): Adjust.
7369 (var_mem_delete): Adjust.
7373 (variable_union): Adjust. Speed up merge of 1-part vars.
7374 (variable_canonicalize): Use unshared slot.
7375 (VALUED_RECURSED_INTO): New.
7376 (find_loc_in_1pdv): New.
7377 (struct dfset_merge): New.
7378 (insert_into_intersection): New.
7379 (intersect_loc_chains): New.
7381 (canonicalize_loc_order_check): New.
7382 (canonicalize_values_mark): New.
7383 (canonicalize_values_star): New.
7384 (variable_merge_over_cur): New.
7385 (variable_merge_over_src): New.
7386 (dataflow_set_merge): New.
7387 (dataflow_set_equiv_regs): New.
7388 (remove_duplicate_values): New.
7389 (struct dfset_post_merge): New.
7390 (variable_post_merge_new_vals): New.
7391 (variable_post_merge_perm_vals): New.
7392 (dataflow_post_merge_adjust): New.
7393 (find_mem_expr_in_1pdv): New.
7394 (dataflow_set_preserve_mem_locs): New.
7395 (dataflow_set_remove_mem_locs): New.
7396 (dataflow_set_clear_at_call): New.
7397 (onepart_variable_different_p): New.
7398 (variable_different_p): Use it.
7399 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
7400 (track_expr_p): Add need_rtl parameter. Don't generate rtl
7402 (track_loc_p): Pass it true.
7403 (struct count_use_info): New.
7404 (find_use_val): New.
7405 (replace_expr_with_values): New.
7407 (use_type): New, partially split out of...
7408 (count_uses): ... this. Count new micro-ops.
7409 (count_uses_1): Adjust.
7410 (count_stores): Adjust.
7411 (count_with_sets): New.
7412 (VAL_NEEDS_RESOLUTION): New.
7413 (VAL_HOLDS_TRACK_EXPR): New.
7414 (VAL_EXPR_IS_COPIED): New.
7415 (VAL_EXPR_IS_CLOBBERED): New.
7416 (add_uses): Adjust. Generate new micro-ops.
7417 (add_uses_1): Adjust.
7418 (add_stores): Generate new micro-ops.
7419 (add_with_sets): New.
7420 (find_src_status): Adjust.
7421 (find_src_set_src): Adjust.
7422 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
7423 Handle new micro-ops. Canonicalize value equivalances.
7424 (vt_find_locations): Compute total size of hash tables for
7425 dumping. Perform merge for var-tracking-assignments. Don't
7426 disregard single-block loops.
7427 (dump_attrs_list): Handle decl_or_value.
7428 (dump_variable): Take variable. Deal with decl_or_value.
7429 (dump_variable_slot): New.
7430 (dump_vars): Use it.
7431 (dump_dataflow_sets): Adjust.
7432 (set_slot_part): New, extended to support one-part variables
7433 after splitting out of...
7434 (set_variable_part): ... this.
7435 (clobber_slot_part): New, split out of...
7436 (clobber_variable_part): ... this.
7437 (delete_slot_part): New, split out of...
7438 (delete_variable_part): .... this.
7439 (check_wrap_constant): New.
7440 (vt_expand_loc_callback): New.
7441 (vt_expand_loc): New.
7442 (emit_note_insn_var_location): Adjust. Handle values. Handle
7443 EMIT_NOTE_AFTER_CALL_INSN.
7444 (emit_notes_for_differences_1): Adjust. Handle values.
7445 (emit_notes_for_differences_2): Likewise.
7446 (emit_notes_for_differences): Adjust.
7447 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
7448 Adjust. Handle new micro-ops.
7449 (vt_add_function_parameters): Adjust. Create and bind values.
7450 (vt_initialize): Adjust. Initialize scratch_regs and
7451 valvar_pool, flooded and perm.. Initialize and use cselib. Log
7452 operations. Move some code to count_with_sets and add_with_sets.
7453 (delete_debug_insns): New.
7454 (vt_debug_insns_local): New.
7455 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
7457 (var_tracking_main): If var-tracking-assignments is enabled
7458 but var-tracking isn't, delete debug insns and leave. Likewise
7459 if we exceed limits or fail the stack adjustments tests, and
7460 after all var-tracking processing.
7461 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
7462 (dataflow_set): Add traversed_vars.
7463 (value_chain, const_value_chain): New typedefs.
7464 (value_chain_pool, value_chains): New variables.
7465 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
7466 add_value_chains, add_cselib_value_chains, remove_value_chain,
7467 remove_value_chains, remove_cselib_value_chains): New functions.
7468 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
7469 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
7471 (shared_hash_find_slot_unshare, shared_hash_find_slot,
7472 shared_hash_find_slot_noinsert, shared_hash_find): Update.
7473 (dst_can_be_shared): New variable.
7474 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
7475 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
7476 different from set->vars, look up slot again instead of using the
7478 (dataflow_set_init): Initialize traversed_vars.
7479 (variable_union): Use shared_hash_*. Use initially NO_INSERT
7480 lookup if set->vars is shared. Don't keep slot cleared before
7481 calling unshare_variable. Unshare set->vars if needed. Adjust
7482 unshare_variable callers. Clear dst_can_be_shared if needed.
7483 Even ->refcount == 1 vars must be unshared if set->vars is shared
7484 and var needs to be modified.
7485 (dataflow_set_union): Set traversed_vars during canonicalization.
7486 (VALUE_CHANGED, DECL_CHANGED): Define.
7487 (set_dv_changed, dv_changed_p): New static inlines.
7488 (track_expr_p): Clear DECL_CHANGED.
7489 (dump_dataflow_sets): Set it.
7490 (variable_was_changed): Call set_dv_changed.
7491 (emit_note_insn_var_location): Likewise.
7492 (changed_variables_stack): New variable.
7493 (check_changed_vars_1, check_changed_vars_2): New functions.
7494 (emit_notes_for_changes): Do nothing if changed_variables is
7495 empty. Traverse changed_variables with check_changed_vars_1,
7496 call check_changed_vars_2 on each changed_variables_stack entry.
7497 (emit_notes_in_bb): Add SET argument. Just clear it at the
7498 beginning, use it instead of local &set, don't destroy it at the end.
7499 (vt_emit_notes): Call dataflow_set_clear early on all
7500 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
7501 computed set, dataflow_set_clear also VTI(bb)->in when we are
7502 done with the basic block. Initialize changed_variables_stack,
7503 free it afterwards. If ENABLE_CHECKING verify that after noting
7504 differences to an empty set value_chains hash table is empty.
7505 (vt_initialize): Initialize value_chains and value_chain_pool.
7506 (vt_finalize): Delete value_chains htab, free value_chain_pool.
7507 (variable_tracking_main): Call dump_dataflow_sets before calling
7508 vt_emit_notes, not after it.
7509 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
7510 (propagate_var_def_into_debug_stmts): Declare.
7511 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
7512 (df_set_note): Reject debug insns.
7513 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
7514 add notes to debug insns.
7515 (df_note_bb_compute): Adjust. Likewise.
7516 (df_simulate_uses): Skip debug insns.
7517 (df_simulate_initialize_backwards): Likewise.
7518 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
7519 (subst_stack_regs_pat): Reject debug insns.
7520 (convert_regs_1): Handle debug insns.
7521 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
7522 (print-rtl.o): Depend on cselib.h.
7523 (cselib.o): Depend on TREE_PASS_H.
7524 (var-tracking.o): Depend on cselib.h and TARGET_H.
7525 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
7526 (init_ready_list): Skip boundary debug insns.
7527 (add_branch_dependences): Skip debug insns.
7528 (free_block_dependencies): Check for blocks with only debug insns.
7529 (compute_priorities): Likewise.
7530 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
7531 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
7533 (gimple_build_debug_bind_stat): New.
7534 (empty_body_p): Skip debug stmts.
7535 (gimple_has_side_effects): Likewise.
7536 (gimple_rhs_has_side_effects): Likewise.
7537 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
7538 (gimple_build_debug_bind_stat): Declare.
7539 (gimple_build_debug_bind): Define.
7540 (is_gimple_debug): New.
7541 (gimple_debug_bind_p): New.
7542 (gimple_debug_bind_get_var): New.
7543 (gimple_debug_bind_get_value): New.
7544 (gimple_debug_bind_get_value_ptr): New.
7545 (gimple_debug_bind_set_var): New.
7546 (gimple_debug_bind_set_value): New.
7547 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
7548 (gimple_debug_bind_reset_value): New.
7549 (gimple_debug_bind_has_value_p): New.
7550 (gsi_next_nondebug): New.
7551 (gsi_prev_nondebug): New.
7552 (gsi_start_nondebug_bb): New.
7553 (gsi_last_nondebug_bb): New.
7554 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
7555 (print_insn): Handle DEBUG_INSN.
7556 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
7557 of first insn prevail.
7558 (first_stmt): Skip debug stmts.
7559 (first_non_label_stmt): Likewise.
7560 (last_stmt): Likewise.
7561 (has_zero_uses_1): New.
7562 (single_imm_use_1): New.
7563 (verify_gimple_debug): New.
7564 (verify_types_in_gimple_stmt): Handle debug stmts.
7565 (verify_stmt): Likewise.
7566 (debug_loop_num): Skip debug stmts.
7567 (remove_edge_and_dominated_blocks): Remove dominators last.
7568 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
7569 (linearize_expr): Likewise.
7570 * config/i386/i386.c (ix86_delegitimize_address): Call
7571 default implementation.
7572 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
7573 (group_barrier_needed): Skip debug insns.
7574 (emit_insn_group_barriers): Likewise.
7575 (emit_all_insn_group_barriers): Likewise.
7576 (ia64_variable_issue): Handle debug insns.
7577 (ia64_dfa_new_cycle): Likewise.
7578 (final_emit_insn_group_barriers): Skip debug insns.
7579 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
7580 def cfa without frame.
7581 (process_set): Likewise.
7582 (process_for_unwind_directive): Pass frame on.
7583 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
7584 (rs6000_delegitimize_address): New.
7585 (rs6000_debug_adjust_cost): Handle debug insns.
7586 (is_microcoded_insn): Likewise.
7587 (is_cracked_insn): Likewise.
7588 (is_nonpipeline_insn): Likewise.
7589 (insn_must_be_first_in_group): Likewise.
7590 (insn_must_be_last_in_group): Likewise.
7591 (force_new_group): Likewise.
7592 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
7593 contains only debug insns.
7594 (rtl_merge_blocks): Skip debug insns.
7595 (purge_dead_edges): Likewise.
7596 (rtl_block_ends_with_call_p): Skip debug insns.
7597 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
7598 (mark_reg_dependencies): Skip debug insns.
7599 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
7600 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
7601 * tree-ssa-threadedge.c
7602 (record_temporary_equivalences_from_stmts): Skip debug stmts.
7603 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
7604 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
7605 (copyprop_hardreg_forward_1): Handle debug insns.
7606 * reload1.c (reload): Skip debug insns. Replace unassigned
7607 pseudos in debug insns with their equivalences.
7608 (eliminate_regs_in_insn): Skip debug insns.
7609 (emit_input_reload_insns): Skip debug insns at first, adjust
7611 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
7612 (get_indirect_ref_operands): Pass opf_no_vops on.
7613 (get_expr_operands): Likewise. Skip debug stmts.
7614 (parse_ssa_operands): Scan debug insns with opf_no_vops.
7616 2009-09-01 Richard Henderson <rth@redhat.com>
7618 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
7619 stmt_ends_pp_p statements at least once.
7620 * tree-vrp.c (vrp_initialize): Likewise.
7621 (vrp_visit_stmt): Be prepared for non-interesting stmts.
7623 2009-09-01 Dodji Seketeli <dodji@redhat.com>
7626 Fix AIX bootstrap after PR debug/30161
7627 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
7628 that is a GNU extension.
7629 (tmpl_value_parm_die_table): Move the definition of this global
7630 outside #ifdef DWARF2_DEBUGGING_INFO region.
7632 2009-09-01 Richard Guenther <rguenther@suse.de>
7634 * tree.c (tree_expr_size): New function.
7635 * tree.h (tree_expr_size): Declare.
7636 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
7637 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
7638 * langhooks.c (lhd_expr_size): Remove.
7639 * langhooks.h (struct lang_hooks): Remove expr_size.
7640 * explow.c (expr_size): Use tree_expr_size.
7641 (int_expr_size): Likewise.
7642 * langhooks-def.h (lhd_expr_size): Remove.
7643 (LANG_HOOKS_EXPR_SIZE): Likewise.
7644 (LANG_HOOKS_INITIALIZER): Adjust.
7646 2009-09-01 Richard Guenther <rguenther@suse.de>
7648 * tree-flow.h (mark_addressable): Move declaration ...
7649 * tree.h (mark_addressable): ... here.
7650 * stmt.c (expand_asm_operands): Use mark_addressable, not
7651 lang_hooks.mark_addressable.
7652 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7653 LANG_HOOKS_MARK_ADDRESSABLE.
7654 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
7655 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
7657 2009-08-31 Chris Demetriou <cgd@google.com>
7659 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
7660 vectorize if not TARGET_SSE2.
7662 2009-08-31 DJ Delorie <dj@redhat.com>
7664 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
7665 registers if no coprocessor is enabled.
7667 2009-08-31 Dodji Seketeli <dodji@redhat.com>
7670 * cgraph.h (cgraph_get_node): Declare ...
7671 * cgraph.c (cgraph_get_node): ... new function.
7672 * dwarf2out.c (gen_generic_params_dies,
7673 generic_parameter_die, tree_add_const_value_attribute_for_decl,
7674 make_ith_pack_parameter_name,
7675 append_entry_to_tmpl_value_parm_die_table,
7676 gen_remaining_tmpl_value_param_die_attribute): New functions.
7677 (gen_subprogram_die): Generate debug info for template parameters
7678 if debug info level is higher than DINFO_LEVEL_TERSE.
7679 Use tree_add_const_value_attribute_for_decl instead of
7680 tree_add_const_value_attribute.
7681 (gen_const_die): Use tree_add_const_value_attribute_for_decl
7682 instead of tree_add_const_value_attribute.
7683 (gen_struct_or_union_type_die): Generate debug
7684 info for template parameters if debug info level is higher than
7686 (tree_add_const_value_attribute): Handle integral and pointer
7687 constants. Update comment.
7688 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
7689 (dwarf_attr_name): Support DW_AT_GNU_template_name.
7690 (reference_to_unused): Fix thinko. Remove redundant predicates from
7692 (tree_add_const_value_attribute): Make this work for constant
7694 tree_add_const_value_attribute_for_decl is to be used for variable
7696 (add_location_or_const_value_attribute): Use
7697 tree_add_const_value_attribute_for_decl now.
7698 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
7699 DW_TAG_template_value_param DIEs after function DIEs have been
7701 * langhooks.h (lang_hooks_for_types): Add
7702 get_argument_pack_elems.
7703 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
7704 (lang_hooks): Added get_innermost_generic_parms,
7705 get_innermost_generic_args.
7706 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
7707 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
7708 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
7709 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
7711 2009-08-31 DJ Delorie <dj@redhat.com>
7713 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
7714 it once we start generating the prologue or epilogue.
7715 (mep_call_saves_register): If the frame is locked, re-use
7717 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
7718 (mep_expand_prologue): Call it.
7719 (mep_expand_epilogue): Likewise.
7720 (mep_start_function): Use the same logic as mep_expand_prologue.
7721 (mep_pass_by_reference): Make logic more readable.
7722 (mep_return_in_memory): Zero-sized objects are passed in memory.
7723 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
7725 2009-08-31 Richard Guenther <rguenther@suse.de>
7727 * builtins.c (fold_builtin_memory_op): Use the alias oracle
7728 to query if the memory regions for memmove overlap.
7729 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
7730 asserts on pointers, instead deal with odd trees.
7731 (ptr_derefs_may_alias_p): Likewise.
7732 (refs_may_alias_p_1): Constructor bases also never alias.
7734 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
7736 * doc/install.texi (Final install): Adjust reference on where to
7737 order printed manuals.
7739 2009-08-30 Olivier Hainque <hainque@adacore.com>
7741 * dwarf2out.c (switch_to_frame_table_section): Move
7742 definition prior to first use.
7744 2009-08-30 Richard Guenther <rguenther@suse.de>
7746 PR tree-optimization/41186
7747 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
7748 (ao_ref_init_from_ptr_and_size): New function.
7749 (ref_maybe_used_by_call_p_1): Be more precise tracking
7750 used ranges for builtin functions.
7751 (ref_maybe_used_by_call_p): Adjust.
7752 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
7753 ranges for builtin functions.
7754 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
7756 2009-08-30 Alan Modra <amodra@bigpond.net.au>
7759 * fwprop.c (get_reg_use_in): Delete.
7760 (free_load_extend): New function.
7761 (forward_propagate_subreg): Use it.
7763 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
7765 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
7767 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
7770 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
7773 2009-08-29 Douglas B Rupp <rupp@gnat.com>
7775 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
7776 fini or fini_array section.
7778 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7780 * graphite-dependences.c (graphite_legal_transform_bb): Call
7781 pbb_remove_duplicate_pdrs.
7782 * graphite-poly.c (can_collapse_pdr): Removed.
7783 (pdr_find_duplicate): Removed.
7784 (can_collapse_pdrs): New.
7785 (pbb_remove_duplicate_pdrs): New.
7786 (new_poly_dr): Do not look for duplicates.
7787 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
7788 (PBB_PDR_DUPLICATES_REMOVED): New.
7789 (pbb_remove_duplicate_pdrs): Declared.
7791 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7793 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
7794 the strides by multiplying by PDR_NB_REFS.
7795 * graphite-poly.c (can_collapse_pdr): New.
7796 (pdr_find_duplicate): New.
7797 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
7798 Initialize PDR_NB_REFS.
7799 * graphite-poly.h (struct poly_dr): Add field nb_refs.
7801 (new_poly_dr): Number of subscripts is a graphite_dim_t.
7803 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7806 * graphite-poly.c (apply_poly_transforms): Remove legality test before
7809 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7811 * graphite-dependences.c (pddr_original_scattering): Return NULL
7812 for read-read dependence relations.
7813 * graphite-poly.h (enum poly_dr_type): Fix comment.
7816 (pdr_may_write_p): New.
7818 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7820 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
7821 (struct poly_dr): Same.
7822 (new_poly_dr): Same.
7823 * graphite-poly.c (new_poly_dr): Same.
7824 * graphite-dependences.c (dot_deps): Disable call to system.
7826 2009-08-28 Cary Coutant <ccoutant@google.com>
7829 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
7830 struct/union/enum types local to a function.
7832 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7833 Sebastian Pop <sebastian.pop@amd.com>
7835 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
7836 pbb_strip_mine_time_depth. Changed the implementation so that
7837 transformation is expressed as a transformation on
7838 time (scatttering) dimensions. Also, ensures that the 2d+1
7839 scheduling format is preserved.
7840 (pbb_strip_mine_profitable_p): Profitability is based on the
7841 iteration number of a given time (scattering) dimension,
7842 and not on a original loop depth dimension.
7843 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
7844 (pbb_do_strip_mine): Call psct_dynamic_dim.
7845 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
7846 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
7847 (pbb_nb_dynamic_scattering_transform): New.
7848 (psct_dynamic_dim): New.
7850 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7852 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
7853 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
7854 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
7855 * graphite-interchange.c (build_linearized_memory_access): Same.
7856 (memory_stride_in_loop): Same.
7858 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7860 * graphite-dependences.c (pddr_original_scattering): New.
7861 (graphite_legal_transform_dr): Call pddr_original_scattering.
7864 * graphite-dependences.h (dot_deps): Declared.
7865 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
7866 (print_pdr): Print PDR_ID.
7867 * graphite-poly.h (struct poly_dr): Add field id.
7870 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
7872 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7874 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
7875 not delete the original dependence relation.
7877 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7879 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
7880 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
7881 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
7882 (free_poly_ddr): New.
7883 (pddr_is_empty): New.
7884 (dependence_polyhedron_1): Now returns a poly_ddr_p.
7885 (dependence_polyhedron): Same. Remove useless gcc_assert.
7887 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
7888 (graphite_carried_dependence_level_k): Call pddr_is_empty.
7889 * graphite-dependences.h (enum poly_dependence_kind): New.
7890 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
7891 (PDRP_SOURCE): Renamed PDDR_SOURCE.
7892 (PDRP_SINK): Renamed PDDR_SINK.
7893 (PDRP_DDP): Renamed PDDR_DDP.
7895 (free_poly_ddr): Declared.
7896 * graphite-poly.c (new_scop): Use the new hash function names.
7897 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
7898 into original_pddrs.
7899 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
7901 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7903 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
7904 bounds with LT_EXPR to make niter analysis more precise on code
7905 generated by Graphite.
7907 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7909 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
7910 (graphite_legal_transform_bb): Same.
7911 (poly_drs_may_alias_p): Same.
7913 2009-08-28 Richard Guenther <rguenther@suse.de>
7915 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
7917 2009-08-28 Jan Beulich <jbeulich@novell.com>
7919 * config/i386/netware.c: Include langhooks.h.
7920 (i386_nlm_encode_section_info): Simplify.
7921 (netware_override_options): Delete.
7922 * config/i386/netware.h (netware_override_options): Delete
7924 (OVERRIDE_OPTIONS): Delete definition.
7925 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7926 (ASM_COMMENT_START): Define.
7927 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
7929 2009-08-28 Jan Beulich <jbeulich@novell.com>
7931 * configure.ac: For in-tree ld, do a plain version check to
7932 determine whether comdat groups are supported.
7933 * configure: Regenerate.
7935 2009-08-28 Olivier Hainque <hainque@adacore.com>
7937 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
7938 always defined. Reflect definition or absence of such for
7939 COLLECT_EXPORT_LIST. Readability helper.
7940 (scanfilter): New enum, to help control what symbols
7941 are to be considered or ignored by scan_prog_file.
7942 (enum pass): Rename as "scanpass", moved together with scanfilter
7943 prior to scan_prog_file's prototype.
7944 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
7945 Group prototype with the scanpass/scanfilter definitions, factorize
7946 head comments for the several implementations at the prototype.
7947 (main): Reorganize the first pass link control to let AIX
7948 drag only the needed frame tables in executables. Prevent
7949 frame tables collection during the scan aimed at static ctors.
7950 Pre-link and scan for frame tables later to compensate.
7951 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
7952 A C statement to issue assembly directives that create a reference
7953 to the given DWARF table identifier label from the current function
7955 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
7956 to differentiate first time section entry. Only emit a .data
7957 tables start identifier label the first time around.
7958 (switch_to_frame_table_section): New function. Helper for
7959 output_call_frame_info to switch possibly BACK into the eh_frame
7960 or the debug_frame section depending on FOR_EH.
7961 (output_call_frame_info): Use helper to first enter the proper
7963 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
7964 emit a link to the frame table start label from each function
7966 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
7967 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
7968 * config/rs6000/rs6000-protos.h: Declare it.
7969 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
7971 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
7973 * config/sh/sh.c (split_branches): Check the result of
7976 2009-08-27 Steve Ellcey <sje@cup.hp.com>
7978 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
7979 using -pthread -fopenmp
7981 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
7983 * doc/service.texi (service directory): Update URL.
7985 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
7987 PR rtl-optimization/40861
7988 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
7989 extract word from a multi-word subreg for negative byte positions.
7991 2009-08-27 Tristan Gingold <gingold@adacore.com>
7992 Douglas B Rupp <rupp@gnat.com>
7994 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
7995 (SECTION_VMS_OVERLAY): Define.
7996 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
7998 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
8000 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
8001 common_object declarations.
8002 (ia64_section_type_flags): Set section flag for common_object.
8003 * config/ia64/ia64-protos.h
8004 (ia64_vms_output_aligned_decl_common): Declare.
8005 (ia64_vms_elf_asm_named_section): Declare.
8007 2009-08-27 Michael Matz <matz@suse.de>
8009 * expr.c (expand_expr_real_2): New function taking exploded
8010 unary or binary expression, split out from ...
8011 (expand_expr_real_1): ... here. Move over all unary/binary
8012 switch parts to above function, in particular these codes:
8013 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
8014 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
8015 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
8016 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
8017 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
8018 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
8019 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
8020 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
8021 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
8022 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
8023 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
8024 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
8025 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
8026 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
8027 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
8028 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
8029 VEC_PACK_FIX_TRUNC_EXPR.
8030 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
8033 2009-08-27 Richard Guenther <rguenther@suse.de>
8035 * gengtype.c (main): Handle uint64_t.
8036 * ipa-utils.c (get_base_var): Indent properly.
8037 * tree-ssa-live.c (debug_scope_block): New function.
8038 * tree-flow.h (debug_scope_block): Declare.
8039 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
8040 * basic-block.h (enum profile_status): Rename to
8041 enum profile_status_d.
8042 (x_profile_status): Adjust type.
8044 2009-08-27 Dodji Seketeli <dodji@redhat.com>
8047 * dwarf2out.c (get_context_die): Declare this static function.
8048 (gen_type_die_with_usage): Make sure a DIE is a generated for
8049 the context of a typedef.
8051 2009-08-26 Anatoly Sokolov <aesok@post.ru>
8053 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
8056 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
8058 * config/mips/mips-protos.h (mips_output_sync): Declare.
8059 (mips_sync_loop_insns): Likewise.
8060 (mips_output_sync_loop): Replace first two parameters with an rtx.
8061 * config/mips/mips.c (mips_multi_member): New structure.
8062 (mips_multi_members): New variable.
8063 (mips_multi_start): New function.
8064 (mips_multi_add): Likewise.
8065 (mips_multi_add_insn): Likewise.
8066 (mips_multi_add_label): Likewise.
8067 (mips_multi_last_index): Likewise.
8068 (mips_multi_copy_insn): Likewise.
8069 (mips_multi_set_operand): Likewise.
8070 (mips_multi_write): Likewise.
8071 (mips_print_operand_punctuation): Remove '%|' and '%-'.
8072 (mips_init_print_operand_punct): Update accordingly.
8073 (mips_start_ll_sc_sync_block): New function.
8074 (mips_end_ll_sc_sync_block): Likewise.
8075 (mips_output_sync): Likewise.
8076 (mips_sync_insn1_template): Likewise.
8077 (mips_sync_insn2_template): Likewise.
8078 (mips_get_sync_operand): Likewise.
8079 (mips_process_sync_loop): Likewise.
8080 (mips_output_sync_loop): Use mips_process_sync_loop.
8081 (mips_sync_loop_insns): New function.
8082 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
8083 (MIPS_COMPARE_AND_SWAP_12): Likewise.
8084 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
8085 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
8086 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
8087 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
8088 (MIPS_SYNC_OLD_OP_12): Likewise.
8089 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
8090 (MIPS_SYNC_NEW_OP_12): Likewise.
8091 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
8092 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
8093 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
8094 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
8095 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
8096 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
8097 * config/mips/mips.md (sync_mem): New attribute.
8098 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
8099 (sync_exclusive_mask, sync_required_oldval): Likewise.
8100 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
8101 (sync_release_barrier): Likewise.
8102 (length): Handle sync loops.
8103 (sync): Use mips_output_sync.
8104 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
8105 (sync_compare_and_swap<mode>): Set the new sync_* attributes
8106 and use mips_output_sync_loop.
8107 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
8108 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
8109 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
8110 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
8111 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
8112 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
8113 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
8114 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
8115 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
8117 2009-08-26 Richard Guenther <rguenther@suse.de>
8120 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
8121 the types to not match.
8122 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
8124 * tree-ssa.c (useless_type_conversion_p): Conversions to
8125 pointers to unprototyped functions are useless.
8127 2009-08-26 Richard Guenther <rguenther@suse.de>
8129 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
8130 whole-program condition, prepare to be called for non-globals.
8131 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
8132 params build a representative with known type and track its fields.
8134 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
8136 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
8137 clearing by a taken branch.
8138 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
8139 effectively after bbro pass.
8140 (sync_nand<mode>): Ditto.
8141 (sync_old_<fetchop_name><mode>): Ditto.
8142 (sync_old_nand<mode>): Ditto.
8143 (sync_new_<fetchop_name><mode>): Dito.
8144 (sync_new_nand<mode>): Ditto.
8145 (sync_compare_and_swap<mode>_1): Ditto.
8146 (*sync_compare_and_swap<mode>): Ditto.
8147 (sync_lock_test_and_set<mode>_1): Ditto.
8148 ("sync_lock_test_and_set<mode>): Ditto.
8150 2009-08-25 Douglas B Rupp <rupp@gnat.com>
8152 * hwint.h (HOST_LONG_FORMAT): New macro
8153 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
8154 Use HOST_PTR_PRINTF.
8155 * system.h (HOST_PTR_PRINTF): Resurrect old macro
8156 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
8157 (HOST_PTR_PRINTF): Document.
8159 2009-08-25 Jan Hubicka <jh@suse.cz>
8161 * config/i386/bmmintrin.h: Replace by #error.
8164 Michael Meissner <michael.meissner@amd.com>
8165 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8166 Tony Linthicum <tony.linthicum@amd.com>
8168 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
8169 (TARGET_ROUND): New macro for the round/ptest instructions which
8170 are shared between SSE4.1 and SSE5.
8171 (OPTION_MASK_ISA_ROUND): Ditto.
8172 (OPTION_ISA_ROUND): Ditto.
8173 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
8174 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
8176 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
8177 (-mfused-madd): New switch to give users control over whether the
8178 compiler optimizes to use the multiply/add SSE5 instructions.
8180 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
8181 (ix86_handle_option): Turn off 3dnow if -msse5.
8182 (override_options): Add SSE5 support.
8183 (print_operand): %Y prints comparison codes for SSE5 com/pcom
8185 (ix86_expand_sse_movcc): Add SSE5 support.
8186 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
8187 vector type to the next largest size.
8188 (ix86_expand_sse5_pack): New function to use pperm to pack a
8189 vector type to the next smallest size.
8190 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
8191 (IX86_BUILTIN_FMADDSD): Ditto.
8192 (IX86_BUILTIN_FMADDPS): Ditto.
8193 (IX86_BUILTIN_FMADDPD): Ditto.
8194 (IX86_BUILTIN_FMSUBSS): Ditto.
8195 (IX86_BUILTIN_FMSUBSD): Ditto.
8196 (IX86_BUILTIN_FMSUBPS): Ditto.
8197 (IX86_BUILTIN_FMSUBPD): Ditto.
8198 (IX86_BUILTIN_FNMADDSS): Ditto.
8199 (IX86_BUILTIN_FNMADDSD): Ditto.
8200 (IX86_BUILTIN_FNMADDPS): Ditto.
8201 (IX86_BUILTIN_FNMADDPD): Ditto.
8202 (IX86_BUILTIN_FNMSUBSS): Ditto.
8203 (IX86_BUILTIN_FNMSUBSD): Ditto.
8204 (IX86_BUILTIN_FNMSUBPS): Ditto.
8205 (IX86_BUILTIN_FNMSUBPD): Ditto.
8206 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
8207 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
8208 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
8209 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
8210 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
8211 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
8212 (IX86_BUILTIN_PPERM): Ditto.
8213 (IX86_BUILTIN_PERMPS): Ditto.
8214 (IX86_BUILTIN_PERMPD): Ditto.
8215 (IX86_BUILTIN_PMACSSWW): Ditto.
8216 (IX86_BUILTIN_PMACSWW): Ditto.
8217 (IX86_BUILTIN_PMACSSWD): Ditto.
8218 (IX86_BUILTIN_PMACSWD): Ditto.
8219 (IX86_BUILTIN_PMACSSDD): Ditto.
8220 (IX86_BUILTIN_PMACSDD): Ditto.
8221 (IX86_BUILTIN_PMACSSDQL): Ditto.
8222 (IX86_BUILTIN_PMACSSDQH): Ditto.
8223 (IX86_BUILTIN_PMACSDQL): Ditto.
8224 (IX86_BUILTIN_PMACSDQH): Ditto.
8225 (IX86_BUILTIN_PMADCSSWD): Ditto.
8226 (IX86_BUILTIN_PMADCSWD): Ditto.
8227 (IX86_BUILTIN_PHADDBW): Ditto.
8228 (IX86_BUILTIN_PHADDBD): Ditto.
8229 (IX86_BUILTIN_PHADDBQ): Ditto.
8230 (IX86_BUILTIN_PHADDWD): Ditto.
8231 (IX86_BUILTIN_PHADDWQ): Ditto.
8232 (IX86_BUILTIN_PHADDDQ): Ditto.
8233 (IX86_BUILTIN_PHADDUBW): Ditto.
8234 (IX86_BUILTIN_PHADDUBD): Ditto.
8235 (IX86_BUILTIN_PHADDUBQ): Ditto.
8236 (IX86_BUILTIN_PHADDUWD): Ditto.
8237 (IX86_BUILTIN_PHADDUWQ): Ditto.
8238 (IX86_BUILTIN_PHADDUDQ): Ditto.
8239 (IX86_BUILTIN_PHSUBBW): Ditto.
8240 (IX86_BUILTIN_PHSUBWD): Ditto.
8241 (IX86_BUILTIN_PHSUBDQ): Ditto.
8242 (IX86_BUILTIN_PROTB): Ditto.
8243 (IX86_BUILTIN_PROTW): Ditto.
8244 (IX86_BUILTIN_PROTD): Ditto.
8245 (IX86_BUILTIN_PROTQ): Ditto.
8246 (IX86_BUILTIN_PROTB_IMM): Ditto.
8247 (IX86_BUILTIN_PROTW_IMM): Ditto.
8248 (IX86_BUILTIN_PROTD_IMM): Ditto.
8249 (IX86_BUILTIN_PROTQ_IMM): Ditto.
8250 (IX86_BUILTIN_PSHLB): Ditto.
8251 (IX86_BUILTIN_PSHLW): Ditto.
8252 (IX86_BUILTIN_PSHLD): Ditto.
8253 (IX86_BUILTIN_PSHLQ): Ditto.
8254 (IX86_BUILTIN_PSHAB): Ditto.
8255 (IX86_BUILTIN_PSHAW): Ditto.
8256 (IX86_BUILTIN_PSHAD): Ditto.
8257 (IX86_BUILTIN_PSHAQ): Ditto.
8258 (IX86_BUILTIN_FRCZSS): Ditto.
8259 (IX86_BUILTIN_FRCZSD): Ditto.
8260 (IX86_BUILTIN_FRCZPS): Ditto.
8261 (IX86_BUILTIN_FRCZPD): Ditto.
8262 (IX86_BUILTIN_CVTPH2PS): Ditto.
8263 (IX86_BUILTIN_CVTPS2PH): Ditto.
8264 (IX86_BUILTIN_COMEQSS): Ditto.
8265 (IX86_BUILTIN_COMNESS): Ditto.
8266 (IX86_BUILTIN_COMLTSS): Ditto.
8267 (IX86_BUILTIN_COMLESS): Ditto.
8268 (IX86_BUILTIN_COMGTSS): Ditto.
8269 (IX86_BUILTIN_COMGESS): Ditto.
8270 (IX86_BUILTIN_COMUEQSS): Ditto.
8271 (IX86_BUILTIN_COMUNESS): Ditto.
8272 (IX86_BUILTIN_COMULTSS): Ditto.
8273 (IX86_BUILTIN_COMULESS): Ditto.
8274 (IX86_BUILTIN_COMUGTSS): Ditto.
8275 (IX86_BUILTIN_COMUGESS): Ditto.
8276 (IX86_BUILTIN_COMORDSS): Ditto.
8277 (IX86_BUILTIN_COMUNORDSS): Ditto.
8278 (IX86_BUILTIN_COMFALSESS): Ditto.
8279 (IX86_BUILTIN_COMTRUESS): Ditto.
8280 (IX86_BUILTIN_COMEQSD): Ditto.
8281 (IX86_BUILTIN_COMNESD): Ditto.
8282 (IX86_BUILTIN_COMLTSD): Ditto.
8283 (IX86_BUILTIN_COMLESD): Ditto.
8284 (IX86_BUILTIN_COMGTSD): Ditto.
8285 (IX86_BUILTIN_COMGESD): Ditto.
8286 (IX86_BUILTIN_COMUEQSD): Ditto.
8287 (IX86_BUILTIN_COMUNESD): Ditto.
8288 (IX86_BUILTIN_COMULTSD): Ditto.
8289 (IX86_BUILTIN_COMULESD): Ditto.
8290 (IX86_BUILTIN_COMUGTSD): Ditto.
8291 (IX86_BUILTIN_COMUGESD): Ditto.
8292 (IX86_BUILTIN_COMORDSD): Ditto.
8293 (IX86_BUILTIN_COMUNORDSD): Ditto.
8294 (IX86_BUILTIN_COMFALSESD): Ditto.
8295 (IX86_BUILTIN_COMTRUESD): Ditto.
8296 (IX86_BUILTIN_COMEQPS): Ditto.
8297 (IX86_BUILTIN_COMNEPS): Ditto.
8298 (IX86_BUILTIN_COMLTPS): Ditto.
8299 (IX86_BUILTIN_COMLEPS): Ditto.
8300 (IX86_BUILTIN_COMGTPS): Ditto.
8301 (IX86_BUILTIN_COMGEPS): Ditto.
8302 (IX86_BUILTIN_COMUEQPS): Ditto.
8303 (IX86_BUILTIN_COMUNEPS): Ditto.
8304 (IX86_BUILTIN_COMULTPS): Ditto.
8305 (IX86_BUILTIN_COMULEPS): Ditto.
8306 (IX86_BUILTIN_COMUGTPS): Ditto.
8307 (IX86_BUILTIN_COMUGEPS): Ditto.
8308 (IX86_BUILTIN_COMORDPS): Ditto.
8309 (IX86_BUILTIN_COMUNORDPS): Ditto.
8310 (IX86_BUILTIN_COMFALSEPS): Ditto.
8311 (IX86_BUILTIN_COMTRUEPS): Ditto.
8312 (IX86_BUILTIN_COMEQPD): Ditto.
8313 (IX86_BUILTIN_COMNEPD): Ditto.
8314 (IX86_BUILTIN_COMLTPD): Ditto.
8315 (IX86_BUILTIN_COMLEPD): Ditto.
8316 (IX86_BUILTIN_COMGTPD): Ditto.
8317 (IX86_BUILTIN_COMGEPD): Ditto.
8318 (IX86_BUILTIN_COMUEQPD): Ditto.
8319 (IX86_BUILTIN_COMUNEPD): Ditto.
8320 (IX86_BUILTIN_COMULTPD): Ditto.
8321 (IX86_BUILTIN_COMULEPD): Ditto.
8322 (IX86_BUILTIN_COMUGTPD): Ditto.
8323 (IX86_BUILTIN_COMUGEPD): Ditto.
8324 (IX86_BUILTIN_COMORDPD): Ditto.
8325 (IX86_BUILTIN_COMUNORDPD): Ditto.
8326 (IX86_BUILTIN_COMFALSEPD): Ditto.
8327 (IX86_BUILTIN_COMTRUEPD): Ditto.
8328 (IX86_BUILTIN_PCOMEQUB): Ditto.
8329 (IX86_BUILTIN_PCOMNEUB): Ditto.
8330 (IX86_BUILTIN_PCOMLTUB): Ditto.
8331 (IX86_BUILTIN_PCOMLEUB): Ditto.
8332 (IX86_BUILTIN_PCOMGTUB): Ditto.
8333 (IX86_BUILTIN_PCOMGEUB): Ditto.
8334 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
8335 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
8336 (IX86_BUILTIN_PCOMEQUW): Ditto.
8337 (IX86_BUILTIN_PCOMNEUW): Ditto.
8338 (IX86_BUILTIN_PCOMLTUW): Ditto.
8339 (IX86_BUILTIN_PCOMLEUW): Ditto.
8340 (IX86_BUILTIN_PCOMGTUW): Ditto.
8341 (IX86_BUILTIN_PCOMGEUW): Ditto.
8342 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
8343 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
8344 (IX86_BUILTIN_PCOMEQUD): Ditto.
8345 (IX86_BUILTIN_PCOMNEUD): Ditto.
8346 (IX86_BUILTIN_PCOMLTUD): Ditto.
8347 (IX86_BUILTIN_PCOMLEUD): Ditto.
8348 (IX86_BUILTIN_PCOMGTUD): Ditto.
8349 (IX86_BUILTIN_PCOMGEUD): Ditto.
8350 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
8351 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
8352 (IX86_BUILTIN_PCOMEQUQ): Ditto.
8353 (IX86_BUILTIN_PCOMNEUQ): Ditto.
8354 (IX86_BUILTIN_PCOMLTUQ): Ditto.
8355 (IX86_BUILTIN_PCOMLEUQ): Ditto.
8356 (IX86_BUILTIN_PCOMGTUQ): Ditto.
8357 (IX86_BUILTIN_PCOMGEUQ): Ditto.
8358 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
8359 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
8360 (IX86_BUILTIN_PCOMEQB): Ditto.
8361 (IX86_BUILTIN_PCOMNEB): Ditto.
8362 (IX86_BUILTIN_PCOMLTB): Ditto.
8363 (IX86_BUILTIN_PCOMLEB): Ditto.
8364 (IX86_BUILTIN_PCOMGTB): Ditto.
8365 (IX86_BUILTIN_PCOMGEB): Ditto.
8366 (IX86_BUILTIN_PCOMFALSEB): Ditto.
8367 (IX86_BUILTIN_PCOMTRUEB): Ditto.
8368 (IX86_BUILTIN_PCOMEQW): Ditto.
8369 (IX86_BUILTIN_PCOMNEW): Ditto.
8370 (IX86_BUILTIN_PCOMLTW): Ditto.
8371 (IX86_BUILTIN_PCOMLEW): Ditto.
8372 (IX86_BUILTIN_PCOMGTW): Ditto.
8373 (IX86_BUILTIN_PCOMGEW): Ditto.
8374 (IX86_BUILTIN_PCOMFALSEW): Ditto.
8375 (IX86_BUILTIN_PCOMTRUEW): Ditto.
8376 (IX86_BUILTIN_PCOMEQD): Ditto.
8377 (IX86_BUILTIN_PCOMNED): Ditto.
8378 (IX86_BUILTIN_PCOMLTD): Ditto.
8379 (IX86_BUILTIN_PCOMLED): Ditto.
8380 (IX86_BUILTIN_PCOMGTD): Ditto.
8381 (IX86_BUILTIN_PCOMGED): Ditto.
8382 (IX86_BUILTIN_PCOMFALSED): Ditto.
8383 (IX86_BUILTIN_PCOMTRUED): Ditto.
8384 (IX86_BUILTIN_PCOMEQQ): Ditto.
8385 (IX86_BUILTIN_PCOMNEQ): Ditto.
8386 (IX86_BUILTIN_PCOMLTQ): Ditto.
8387 (IX86_BUILTIN_PCOMLEQ): Ditto.
8388 (IX86_BUILTIN_PCOMGTQ): Ditto.
8389 (IX86_BUILTIN_PCOMGEQ): Ditto.
8390 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
8391 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
8392 (enum multi_arg_type): New enum for describing the various SSE5
8393 intrinsic argument types.
8394 (bdesc_multi_arg): New table for SSE5 intrinsics.
8395 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
8396 (ix86_expand_multi_arg_builtin): New function for creating SSE5
8398 (ix86_expand_builtin): Add SSE5 intrinsic support.
8399 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
8400 operand instructions.
8401 (ix86_expand_sse5_multiple_memory): New function to split the
8402 second memory reference from SSE5 instructions.
8403 (type_has_variadic_args_p): Delete in favor of stdarg_p.
8404 (ix86_return_pops_args): Use stdarg_p to determine if the function
8405 has variable arguments.
8406 (ix86_setup_incoming_varargs): Ditto.
8407 (x86_this_parameter): Ditto.
8409 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
8411 (ix86_expand_sse5_pack): Ditto.
8412 (ix86_sse5_valid_op_p): Ditto.
8413 (ix86_expand_sse5_multiple_memory): Ditto.
8415 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
8416 constant for SSE5 support.
8417 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
8418 (UNSPEC_SSE5_TRUEFALSE): Ditto.
8419 (UNSPEC_SSE5_PERMUTE): Ditto.
8420 (UNSPEC_SSE5_ASHIFT): Ditto.
8421 (UNSPEC_SSE5_LSHIFT): Ditto.
8422 (UNSPEC_FRCZ): Ditto.
8423 (UNSPEC_CVTPH2PS): Ditto.
8424 (UNSPEC_CVTPS2PH): Ditto.
8425 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
8427 (COM_FALSE_S): Ditto.
8428 (COM_FALSE_P): Ditto.
8429 (COM_TRUE_S): Ditto.
8430 (COM_TRUE_P): Ditto.
8431 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
8432 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
8434 (memory attribute): Ditto.
8435 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
8436 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
8437 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
8438 (floor<mode>2): Ditto.
8439 (ceil<mode>2): Ditto.
8440 (btrunc<mode>2): Ditto.
8441 (nearbyintdf2): Ditto.
8442 (nearbyintsf2): Ditto.
8443 (sse_setccsf): Disable if SSE5.
8444 (sse_setccdf): Ditto.
8445 (sse5_setcc<mode>): New support for SSE5 conditional move.
8446 (sse5_pcmov_<mode>): Ditto.
8448 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
8450 (SSEMODEF2P): Ditto.
8451 (ssemodesuffixf4): New mode attribute for SSE5.
8452 (ssemodesuffixf2s): Ditto.
8453 (ssemodesuffixf2c): Ditto.
8454 (sserotatemax): Ditto.
8455 (ssescalarmode): Ditto.
8456 (sse_maskcmpv4sf3): Disable if SSE5.
8457 (sse_maskcmpv2df3): Ditto.
8458 (sse_vmmaskcmpv4sf3): Ditto.
8459 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
8460 (sse5_vmfmadd<mode>4): Ditto.
8461 (sse5_fmsub<mode>4): Ditto.
8462 (sse5_vmfmsub<mode>4): Ditto.
8463 (sse5_fnmadd<mode>4): Ditto.
8464 (sse5_vmfnmadd<mode>4): Ditto.
8465 (sse5_fnmsub<mode>4): Ditto.
8466 (sse5_vmfnmsub<mode>4): Ditto.
8467 (sse5i_fmadd<mode>4): Ditto.
8468 (sse5i_fmsub<mode>4): Ditto.
8469 (sse5i_fnmadd<mode>4): Ditto.
8470 (sse5i_fnmsub<mode>4): Ditto.
8471 (sse5i_vmfmadd<mode>4): Ditto.
8472 (sse5i_vmfmsub<mode>4): Ditto.
8473 (sse5i_vmfnmadd<mode>4): Ditto.
8474 (sse5i_vmfnmsub<mode>4): Ditto.
8475 (mulv16qi3): Add SSE5 support.
8477 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
8478 (sse2_mulv4si3): Disable if SSE5.
8479 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
8480 (sse4_1_roundps): Ditto.
8481 (sse4_1_roundsd): Ditto.
8482 (sse4_1_roundss): Ditto.
8483 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
8485 (sse_maskcmpsf3): Ditto.
8486 (sse_vmmaskcmpv4sf3): Ditto.
8487 (sse2_maskcmpv2df3): Ditto.
8488 (sse2_maskcmpdf3): Ditto.
8489 (sse2_vmmaskcmpv2df3): Ditto.
8490 (sse2_eq<mode>3): Ditto.
8491 (sse2_gt<mode>3): Ditto.
8492 (sse5_pcmov_<mode>): Add SSE5 support.
8493 (vec_unpacku_hi_v16qi): Ditto.
8494 (vec_unpacks_hi_v16qi): Ditto.
8495 (vec_unpacku_lo_v16qi): Ditto.
8496 (vec_unpacks_lo_v16qi): Ditto.
8497 (vec_unpacku_hi_v8hi): Ditto.
8498 (vec_unpacks_hi_v8hi): Ditto.
8499 (vec_unpacku_lo_v8hi): Ditto.
8500 (vec_unpacks_lo_v8hi): Ditto.
8501 (vec_unpacku_hi_v4si): Ditto.
8502 (vec_unpacks_hi_v4si): Ditto.
8503 (vec_unpacku_lo_v4si): Ditto.
8504 (vec_unpacks_lo_v4si): Ditto.
8505 (sse5_pmacsww): New SSE5 intrinsic insn.
8506 (sse5_pmacssww): Ditto.
8507 (sse5_pmacsdd): Ditto.
8508 (sse5_pmacssdd): Ditto.
8509 (sse5_pmacssdql): Ditto.
8510 (sse5_pmacssdqh): Ditto.
8511 (sse5_pmacsdqh): Ditto.
8512 (sse5_pmacsswd): Ditto.
8513 (sse5_pmacswd): Ditto.
8514 (sse5_pmadcsswd): Ditto.
8515 (sse5_pmadcswd): Ditto.
8516 (sse5_pcmov_<move>): Conditional move support on SSE5.
8517 (sse5_phaddbw): New SSE5 intrinsic insn.
8518 (sse5_phaddbd): Ditto.
8519 (sse5_phaddbq): Ditto.
8520 (sse5_phaddwd): Ditto.
8521 (sse5_phaddwq): Ditto.
8522 (sse5_phadddq): Ditto.
8523 (sse5_phaddubw): Ditto.
8524 (sse5_phaddubd): Ditto.
8525 (sse5_phaddubq): Ditto.
8526 (sse5_phadduwd): Ditto.
8527 (sse5_phadduwq): Ditto.
8528 (sse5_phaddudq): Ditto.
8529 (sse5_phsubbw): Ditto.
8530 (sse5_phsubwd): Ditto.
8531 (sse5_phsubdq): Ditto.
8532 (sse5_pperm): Ditto.
8533 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
8534 (sse5_pperm_zero_v16qi_v8hi): Ditto.
8535 (sse5_pperm_sign_v8hi_v4si): Ditto.
8536 (sse5_pperm_zero_v8hi_v4si): Ditto.
8537 (sse5_pperm_sign_v4si_v2di): Ditto.
8538 (sse5_pperm_sign_v4si_v2di): Ditto.
8539 (sse5_pperm_pack_v2di_v4si): Ditto.
8540 (sse5_pperm_pack_v4si_v8hi): Ditto.
8541 (sse5_pperm_pack_v8hi_v16qi): Ditto.
8542 (sse5_perm<mode>): New SSE5 intrinsic insn.
8543 (rotl<mode>3): Ditto.
8544 (sse5_rotl<mode>3): Ditto.
8545 (sse5_ashl<mode>3): Ditto.
8546 (sse5_lshl<mode>3): Ditto.
8547 (sse5_frcz<mode>2): Ditto.
8548 (sse5s_frcz<mode>2): Ditto.
8549 (sse5_cvtph2ps): Ditto.
8550 (sse5_cvtps2ph): Ditto.
8551 (sse5_vmmaskcmp<mode>3): Ditto.
8552 (sse5_com_tf<mode>3): Ditto.
8553 (sse5_maskcmp<mode>3): Ditto.
8554 (sse5_maskcmp_uns<mode>3): Ditto.
8555 (sse5_maskcmp_uns2<mode>3): Ditto.
8556 (sse5_pcom_tf<mode>3): Ditto.
8558 * config/i386/predicates.md (sse5_comparison_float_operator):
8559 New predicate to match the comparison operators supported by
8560 the SSE5 com instruction.
8561 (ix86_comparison_int_operator): New predicate to match just the
8562 signed int comparisons.
8563 (ix86_comparison_uns_operator): New predicate to match just the
8564 unsigned int comparisons.
8566 * doc/invoke.texi (-msse5): Add documentation.
8567 (-mfused-madd): Ditto.
8569 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
8571 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
8573 (x86_64-*-*): Ditto.
8575 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
8577 * config/i386/bmmintrin.h: New file, provide common x86 compiler
8578 intrinisics for SSE5.
8580 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
8583 * config/i386/mmintrin-common.h: New file, to contain common
8584 instructions between SSE4.1 and SSE5.
8586 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
8587 FOREACH_FUNCTION_ARGS to iterate over the argument list.
8588 (gen_regparm_prefix): Ditto.
8590 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
8591 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
8592 prototype_p to determine if a function is prototyped.
8594 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
8596 * c-common.c (c_common_reswords) add the alignof keyword,
8597 with same RID as __alignof and __alignof__
8599 2009-08-25 Anatoly Sokolov <aesok@post.ru>
8601 * hooks.h (hook_bool_const_int_const_int_true): Declare.
8602 * hooks.c (hook_bool_const_int_const_int_true): New function.
8603 * target.h (struct gcc_target): Add can_eliminate field.
8604 * target-def.h (TARGET_CAN_ELIMINATE): Define.
8605 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
8606 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
8607 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
8608 (elim_table): Revise comment.
8609 * system.h (CAN_ELIMINATE): Poison.
8610 * defaults.h (CAN_ELIMINATE): Remove.
8611 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8613 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
8614 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
8616 (alpha_vms_can_eliminate): Declare as static, change return type to
8618 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
8620 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
8621 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
8622 (arm_can_eliminate): New function.
8624 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
8625 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
8626 (avr_can_eliminate): Declare as static.
8627 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
8629 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
8630 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
8631 (bfin_can_eliminate): New function.
8633 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
8634 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
8635 (crx_can_eliminate): New function.
8637 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
8638 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
8639 (fr30_can_eliminate): New function.
8641 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
8642 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
8643 (frv_can_eliminate): New function.
8645 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
8646 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
8647 (h8300_can_eliminate): New function.
8649 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
8650 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
8651 (i386_can_eliminate): Declare as static, change return type to bool.
8652 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
8654 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
8655 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
8656 (ia64_can_eliminate): New function.
8658 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
8659 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
8660 (iq2000_can_eliminate): New function.
8662 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
8663 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
8664 (m32r_can_eliminate): New function.
8666 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
8667 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
8668 (m68hc11_can_eliminate): New function.
8670 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
8671 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
8672 (m68k_can_eliminate): New function.
8674 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
8675 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
8676 (mep_can_eliminate): New function.
8678 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
8679 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
8680 (mips_can_eliminate): New function.
8682 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
8683 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
8684 (rs6000_can_eliminate): New function.
8686 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
8687 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
8688 (s390_can_eliminate): Declare as static.
8689 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
8691 * config/score/score.h (CAN_ELIMINATE): Remove macro.
8692 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
8693 (score_can_eliminate): New function.
8695 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
8696 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
8697 (sparc_can_eliminate): Declare as static.
8698 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
8700 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
8701 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
8702 (xstormy16_can_eliminate): New function.
8704 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
8705 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
8706 (v850_can_eliminate): New function.
8708 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
8710 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
8711 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
8712 (*movdfcc_ext[1234]): Disable for IEEE mode.
8714 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
8716 * gimplify.c (prepare_gimple_addressable): New static function.
8717 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
8719 (gimplify_addr_expr): Invoke it similarly on the operand instead of
8720 manually fiddling with it.
8722 2009-08-25 Michael Matz <matz@suse.de>
8724 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
8725 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
8727 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
8728 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
8729 (do_jump): Split out code for simple binary comparisons into ...
8730 (do_jump_1): ... this, taking the individual operands and code.
8731 Change callers to helper function above accordingly.
8732 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
8735 2009-08-25 Michael Matz <matz@suse.de>
8737 * expr.h (struct separate_ops, sepops): New type for passing
8738 around an exploded simple expression.
8739 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
8740 Use this structure instead of expression tree.
8741 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
8742 expression, only its type.
8743 (expand_vec_cond_expr): Take type and individual operands instead
8745 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
8746 expand_vec_shift_expr): Change prototype accordingly.
8747 * tree-vect-stmts.c (vectorizable_condition): Change call of
8748 expand_vec_cond_expr_p to pass only type.
8749 * expr.c (do_store_flags): Change prototype and implementation
8750 to take an exploded expression.
8751 (expand_expr_real_1): New local ops initialized with details
8752 of the full expression. Use it instead of full
8753 expression in calls to do_store_flags, expand_vec_cond_expr,
8754 expand_widen_pattern_expr and expand_vec_shift_expr.
8756 2009-08-25 Michael Matz <matz@suse.de>
8758 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
8759 treeop2 initialized with first three operands of the full expression.
8760 Substitute all TREE_OPERAND (exp, [012]) calls with them.
8762 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
8764 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
8765 (__gthread_objc_condition_allocate): Mark arguments as unused.
8766 (__gthread_objc_condition_deallocate): Likewise.
8767 (__gthread_objc_condition_wait): Likewise.
8768 (__gthread_objc_condition_broadcast): Likewise.
8769 (__gthread_objc_condition_signal): Likewise.
8770 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
8771 (__gthread_objc_thread_id): Likewise.
8773 2009-08-25 Janus Weil <janus@gcc.gnu.org>
8776 * tree-pretty-print.c (print_call_name): Print the correct call name
8777 for procedure pointer components.
8779 2009-08-24 Steve Ellcey <sje@cup.hp.com>
8781 * config/ia64/ia64.c (ia64_promote_function_mode): Call
8782 default_promote_function_mode when not VMS.
8784 2009-08-24 Olivier Hainque <hainque@adacore.com>
8786 * convert.c (convert_to_integer): Don't assume an input pointer is
8787 POINTER_SIZE wide. Fetch from the type instead.
8789 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8791 * configure.ac (AC_PREREQ): Bump to 2.64.
8793 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
8795 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
8796 (process_command): Don't search standard_exec_prefix_1 and
8797 standard_exec_prefix_2.
8799 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8801 * config/arm/arm.c (output_return_instruction): Handle for
8804 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8806 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
8808 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8810 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
8811 (*arm_movdf_vfp): Likewise.
8813 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8815 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
8816 (vashr<mode>3): Rename from ashr<mode>3.
8817 (vlshr<mode>3): Rename from lshr<mode>3.
8819 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
8822 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
8823 (check_format_info_main): Use scalar_identify_flag.
8824 (check_format_types): Check for scalar size identity if
8825 scalar_identify_flag is set.
8826 (printf_length_specs): Extend by new field.
8827 (asm_fprintf_length_specs): Likewise.
8828 (gcc_diag_length_specs): Likewise.
8829 (scanf_length_specs): Likewise.
8830 (strfmon_length_specs): Likewise.
8831 (gcc_gfc_length_specs): Likewise.
8832 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
8833 (ms_printf_flag_specs): Likewise.
8834 * c-format.h (format_length_info): Add new member scalar_identity_flag.
8836 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
8839 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
8840 (*call_value_pop_1): Ditto.
8841 (*sibcall_pop_1): New insn pattern.
8842 (*sibcall_value_pop_1): Ditto.
8844 2009-08-23 Alan Modra <amodra@bigpond.net.au>
8847 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
8850 2009-08-23 Alan Modra <amodra@bigpond.net.au>
8853 * fwprop.c (try_fwprop_subst): Allow multiple sets.
8854 (get_reg_use_in): New function.
8855 (forward_propagate_subreg): Propagate through subreg of zero_extend
8858 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
8860 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
8861 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
8863 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8865 * configure.ac: Remove --with-datarootdir, --with-docdir,
8866 --with-htmldir switches. No need to call AC_SUBST for
8867 datarootdir, docdir, htmldir any more.
8868 * configure: Regenerate.
8869 * doc/install.texi (Configuration): Document --datarootdir,
8870 --docdir, --htmldir, --pdfdir; update documentation for
8871 --infodir, --mandir.
8872 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
8875 * aclocal.m4: Regenerate.
8876 * config.in: Regenerate.
8877 * configure: Regenerate.
8879 2009-08-21 Douglas B Rupp <rupp@gnat.com>
8880 Olivier Hainque <hainque@adacore.com>
8882 * config/ia64/ia64.c: Include libfuncs.h.
8883 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
8884 (ia64_expand_call): Use reg 25 on VMS.
8885 (ia64_initialize_trampoline): Fix for VMS ABI.
8886 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
8887 (ia64_function_arg): Initialize reg 25 on VMS.
8888 Fix OpenVMS ABI issues for varargs.
8889 For OpenVMS, emit the Argument Information register set in the
8890 incoming/sibcall case as well.
8891 (ia64_arg_type): New function.
8892 (ia64_function_arg_advance): Keep track of cum->words.
8893 Fix OpenVMS ABI issues for varargs.
8894 (ia64_function_value): On VMS, promote mode of non-aggregate types.
8895 (ia64_override_options): Set flag_no_common on VMS.
8896 (ia64_init_builtins): Disable FWRITE builtin.
8897 (ia64_asm_output_external): Call DO_CRTL_NAMES.
8898 (ia64_vms_init_libfuncs): Add decc$ routines.
8899 (ia64_vms_valid_pointer_mode): New function.
8900 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
8901 (ia64_promote_function_mode): New function
8902 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
8903 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
8904 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8905 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
8906 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
8907 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
8908 Suppress trailing '#' if VALUE is numeric.
8909 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
8910 ia64_promote_function_mode.
8911 (TARGET_VALID_POINTER_MODE): Define.
8913 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8916 * config/rs6000/rs6000.c (rs6000_override_options): Use
8917 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
8920 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
8921 reporting of vector + decimal/boolean/complex error.
8923 2009-08-21 Jakub Jelinek <jakub@redhat.com>
8925 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
8926 __vector double TYPE_DECL.
8928 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
8930 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
8931 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
8932 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
8933 to pointer to enum machine_mode. Update all callers as needed.
8935 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
8937 * config/alpha/alpha.md (exception_receiver): Emit alternative
8938 GP load sequence if flag_reorder_blocks_and_partition is set.
8939 (*exception_receiver_2): Also enable when
8940 flag_reorder_blocks_and_partition is set.
8942 2009-08-20 Matt Rice <ratmice@gmail.com>
8943 Diego Novillo <dnovillo@google.com>
8945 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
8948 2009-08-20 Richard Guenther <rguenther@suse.de>
8950 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
8951 * c-tree.h (c_dup_lang_specific_decl): Remove.
8952 (struct lang_decl, struct lang_type): Move definitions ...
8953 * c-lang.h: ... here. New file.
8954 * c-decl.c: Include c-lang.h.
8955 (c_dup_lang_specific_decl): Remove.
8956 * c-typeck.c: Include c-lang.h.
8957 * Makefile.in (c-decl.o): Add c-lang.h dependency.
8958 (c-typeck.o): Likewise.
8959 * c-config-lang.in (gtfiles): Add c-lang.h.
8960 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
8963 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
8965 * config/alpha/alpha.c (alpha_end_function): Do not clear
8966 crtl->emit structure and free insn locators if cfun->is_thunk is true,
8967 this is now handled in generic code.
8969 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
8971 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
8972 (s390_z10_fix_long_loop_prediction): New function.
8973 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
8974 (s390_reorg): Walk over the INSNs and invoke
8975 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
8977 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
8979 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
8980 "*brx_64bit", "*brx_31bit"): New patterns.
8981 * config/s390/s390.c ('E'): New output modifier.
8983 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8984 Richard Earnshaw <richard.earnshaw@arm.com>
8986 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
8987 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
8989 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8991 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
8993 * pa.c (emit_move_sequence): Check if address of operand1 is valid
8994 for mode mode of operand0 when doing secondary reload for SAR.
8996 2009-08-19 Jakub Jelinek <jakub@redhat.com>
8999 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
9000 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
9002 2009-08-19 Jason Merrill <jason@redhat.com>
9004 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
9005 supported template depth in C++0x.
9007 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9009 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
9010 free_after_compilation.
9011 * config/score/score7.c (score7_output_mi_thunk): Likewise.
9012 * config/score/score3.c (score3_output_mi_thunk): Likewise.
9013 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9014 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9015 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9016 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9017 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9019 2009-08-19 Ian Lance Taylor <iant@google.com>
9021 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
9022 of (plus (mult (neg B) C) A).
9024 2009-08-18 Michael Matz <matz@suse.de>
9026 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
9027 instead of comparing TYPE_MAIN_VARIANT for equality.
9028 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
9029 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
9030 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
9031 * gimplify.c (goa_lhs_expr_p): Ditto and use
9032 STRIP_USELESS_TYPE_CONVERSION.
9034 2009-08-18 Michael Matz <matz@suse.de>
9036 * tree-ssa-structalias.c (create_variable_info_for): Also mark
9037 first field in a struct.
9038 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
9040 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9042 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9043 locators before emit_insn is called. Remove assert that
9045 (alpha_end_function): Clear crtl->emit structure and free insn
9046 locators if cfun->is_thunk is true.
9048 2009-08-18 Jason Merrill <jason@redhat.com>
9050 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
9052 * configure.ac: Test for it.
9053 * configure, config.in: Regenerate.
9054 * doc/install.texi: Document --enable-gnu-unique-object.
9056 2009-08-18 Richard Guenther <rguenther@suse.de>
9059 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
9060 pow(x,y*z) only if x is nonnegative.
9062 2009-08-18 Jakub Jelinek <jakub@redhat.com>
9064 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
9068 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
9069 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
9071 2009-08-17 DJ Delorie <dj@redhat.com>
9073 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
9074 * config/m32c/prologue.md (epilogue_freit): New.
9076 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
9077 (bank_switch_p): Likewise.
9078 (fast_interrupt_p): Likewise.
9079 (interrupt_p): Likewise.
9080 (m32c_conditional_register_usage): Round memregs size up.
9081 (need_to_save): We only need to save $a0 when we use ENTER.
9082 (interrupt_p): Check for fast_interrupt too.
9083 (bank_switch_p): New.
9084 (fast_interrupt_p): New.
9085 (m32c_attribute_table): Add bank_switch and fast_interrupt.
9086 (m32c_emit_prolog): Support bank switching and fast interrupts.
9087 * doc/extend.texi (Function Attributes): Add bank_switch and
9090 2009-08-17 Douglas B Rupp <rupp@gnat.com>
9092 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
9093 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
9095 2009-08-16 Douglas B Rupp <rupp@gnat.com>
9097 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
9098 (menu): Add IA-64/VMS Options.
9099 (IA-64/VMS Options): Likewise.
9101 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9104 * config/mips/mips.md (*lwxs): Use :P for pointer values.
9106 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9108 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
9109 (mips_pop_asm_switch): Likewise.
9110 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
9112 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9113 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
9114 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
9115 (mips_print_operand_punctuation): Use them. Check mips_noreorder
9116 instead of set_noreorder.
9117 (mips_output_function_prologue): Use the new functions.
9118 (mips_output_function_epilogue): Likewise.
9119 (mips_need_noat_wrapper_p): New function, split out from...
9120 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
9121 Use mips_push_asm_switch and mips_pop_asm_switch.
9122 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
9123 and mips_pop_asm_switch.
9124 (ASM_OUTPUT_REG_POP): Likewise.
9125 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
9126 Use mips_pop_asm_switch.
9127 (mips_asm_switch): New structure.
9128 (set_noreorder, set_nomacro): Replace with...
9129 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9130 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
9131 instead of set_nomacro.
9132 (fix_truncsfsi2_macro): Likewise.
9133 (cprestore): Likewise.
9134 (hazard): Use mips_noreorder instead of set_noreorder.
9135 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9137 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
9139 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
9140 from prev_active_insn.
9142 2009-08-16 Anatoly Sokolov <aesok@post.ru>
9144 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
9145 * config/avr/avr.c (avr_override_options): Initialize
9146 avr_current_arch variable.
9147 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
9148 __AVR_HAVE_16BIT_SP__ according to the device type.
9149 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
9151 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
9152 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
9154 2009-08-16 Dodji Seketeli <dodji@redhat.com>
9157 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
9158 generating inlined subroutine die only. We shouldn't be
9159 called for anything else.
9160 (gen_block_die): Don't generate inline subroutine debug info for
9163 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9165 * graphite-poly.c (print_pbb): Print PBB index.
9167 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9170 * graphite-interchange.c (ppl_max_for_le): Moved...
9171 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
9172 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
9173 ppl_Pointset_Powerset_C_Polyhedron_maximize.
9174 * graphite-ppl.h (ppl_max_for_le): Declared.
9176 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
9178 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
9179 supported on all platforms.
9180 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
9181 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
9182 * c-pragma.c: Likewise.
9183 * target-def.h (TARGET_INITIALIZER): Remove
9184 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9185 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9187 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9189 * config/ia64/fde-vms.c: New file.
9190 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
9191 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
9192 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
9193 (uw_frame_state_for): Only register a personality routine if it is
9194 known to be compatible with our expectations.
9195 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
9196 Declare unw_table_entry stack variable and
9197 mod all calls to _Unwind_FindTableEntry to add arg.
9198 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
9199 (_Unwind_FindTableEntry): Add arg to prototype.
9201 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
9203 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
9204 field 'signal_pfs_loc'.
9205 (uw_frame_state_for): Remove duplicate code dealing with leaf
9206 procedures without unwind info.
9207 If in the frame after unwinding through a signal handler, restore
9208 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
9209 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
9210 'pfs_loc' to the AR.PFS location in the signal context; instead
9211 set 'signal_pfs_loc'.
9212 Manually generate the unwind info for the AR.PFS register.
9213 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
9214 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
9215 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
9216 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
9217 instead set 'signal_pfs_loc'.
9218 Remove code preventing the AR.PFS register from being restored
9219 from the signal context.
9221 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9222 Tristan Gingold <gingold@adacore.com>
9224 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
9225 * config/ia64/t-vms: New file.
9226 * config/ia64/vms64.h: New file.
9227 * config/ia64/vms.h: New file.
9228 * config/ia64/vms-crtinit.asm: New file.
9229 * config/ia64/vms_symvec_libgcc_s.opt: New file.
9230 * config/ia64/vms-unwind.h: New file.
9232 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
9234 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
9237 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9240 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
9242 * real.h (do_mpc_arg2): ... here.
9243 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
9246 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
9248 * final.c (add_debug_prefix_map): Don't use GC memory for
9249 old_prefix and new_prefix.
9251 2009-08-14 Richard Guenther <rguenther@suse.de>
9253 * ipa-prop.c (compute_complex_pass_through): If we cannot
9254 compute a non-varying offset for IPA_JF_ANCESTOR punt.
9256 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9258 * c-lex.c (c_lex_with_flags): Increase size of local variable
9259 to avoid memory clobber.
9261 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
9264 * config/i386/i386.c (ix86_fp_comparison_strategy):
9265 Only enable/disable sahf at function granularity.
9267 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
9269 PR rtl-optimization/41064
9270 * reload1.c (reload_as_needed): Don't call extract_insn
9271 for known invalid replacements after calling
9272 validate_replace_rtx_group and verify_changes.
9274 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
9277 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
9278 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
9279 ix86_expand_fp_vcond.
9280 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
9281 Assert that operation is supported by ix86_expand_int_vcond.
9282 (vcondu<SSEMODE124C8:mode>): Ditto.
9284 2009-08-13 DJ Delorie <dj@redhat.com>
9286 * config/i386/djgpp-stdint.h: New.
9287 * config.gcc (djgpp): Use it.
9289 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
9291 * config/sh/sh.c (sh_override_options): When flag_exceptions or
9292 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
9294 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9296 * tree-ssa-loop-prefetch.c
9297 (prune_ref_by_group_reuse): Enhance probabilistic analysis
9298 for long-stride pruning.
9299 (compute_miss_rate): New function to compute the probability
9300 that two memory references access different cache lines.
9302 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
9304 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
9306 2009-08-13 Richard Guenther <rguenther@suse.de>
9309 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
9310 use the constant pointer type.
9311 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
9312 of CV qualifiers on the target pointer type.
9313 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
9314 conversion check before restrict check.
9316 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9319 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
9321 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9323 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
9325 2009-08-12 Richard Guenther <rguenther@suse.de>
9327 PR tree-optimization/41011
9328 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
9329 and reference constructing.
9331 2009-08-12 Xinliang David Li <davidxl@google.com>
9333 PR tree-optimization/41012
9334 * tree-flow.h : New external interface.
9335 * gimple-low.c (check_call_arg): Change to public function.
9336 Remove argument mismatch check in lowering.
9337 * tree-inline.h (tree_can_inline_p): Interface change.
9338 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
9340 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
9341 Call change to tree_can_inline_p function.
9342 (cgraph_decide_inlining_incrementally): Ditto.
9344 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
9346 PR tree-optimization/41031
9347 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
9348 on the partition variable rather than promote_mode on the source
9349 type. Assert that the partition variable's type has the same
9350 mode as the source value's.
9352 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
9354 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
9355 for for_return == 2.
9356 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
9358 * calls.c (expand_call): Fix typo.
9359 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
9361 * stmt.c (expand_value_return): Use promote_function_mode to copy out
9363 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
9364 * config/cris/cris.c (cris_promote_function_mode): Likewise.
9365 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
9366 * config/pa/pa.c (pa_promote_function_mode): Likewise.
9368 2009-08-12 Andrew Haley <aph@redhat.com>
9370 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
9372 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9375 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9377 2009-08-12 Richard Guenther <rguenther@suse.de>
9379 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
9380 * gimplify.c (gimplify_modify_expr): Do not use
9381 lang_hooks.types_compatible_p.
9382 * tree-ssa.c (useless_type_conversion_p): For aggregates
9383 just return false if the canonical types differ.
9385 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9388 * sese.c (convert_for_phi_arg): New.
9389 (add_guard_exit_phis): Use convert_for_phi_arg.
9391 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9393 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
9394 unknown subscript upper bounds.
9396 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9397 Pranav Garg <pranav.garg2107@gmail.com>
9399 * graphite-interchange.c (gather_access_strides): Removed.
9400 (ppl_max_for_le): New.
9401 (build_linearized_memory_access): New.
9402 (memory_stride_in_loop): New.
9403 (pbb_interchange_profitable_p): Reimplemented.
9404 * graphite-ppl.h (ppl_new_id_map): New.
9405 (ppl_interchange): New.
9407 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9409 * graphite-interchange.c (compute_subscript): Removed.
9410 (compute_array_size_cstr): Removed.
9411 (compute_array_size_poly): Removed.
9412 (compute_array_size): Removed.
9413 (gather_access_strides_poly): Removed.
9414 (gather_access_strides): Empty.
9416 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9418 * graphite-dependences.c (dependence_polyhedron_1): Replace
9419 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
9420 (graphite_legal_transform_dr): Same.
9421 (graphite_carried_dependence_level_k): Same.
9422 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
9423 Initialize PDR_NB_SUBSCRIPTS.
9424 (print_pdr_access_layout): Replace pdr_nb_subscripts with
9426 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
9427 (PDR_NB_SUBSCRIPTS): New.
9428 (pdr_nb_subscripts): Removed.
9429 (pdr_dim): Simplified.
9430 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
9431 with PDR_NB_SUBSCRIPTS.
9433 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9435 * graphite-interchange.c (compute_array_size): Remove use of
9437 * graphite-poly.c (new_poly_dr): Remove argument data_container.
9438 Do not initialize PDR_DATA_CONTAINER.
9439 (print_pdr): Do not print PDR_DATA_CONTAINER.
9440 * graphite-poly.h (struct poly_dr): Remove data_container field.
9441 (PDR_DATA_CONTAINER): Removed.
9442 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
9444 (build_poly_dr): Same.
9446 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9447 Sebastian Pop <sebastian.pop@amd.com>
9449 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
9450 copy of the dependence polyhedron. Free the temporary objects.
9451 (graphite_carried_dependence_level_k): Free unused objects before
9454 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9456 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
9457 Early return without analyzing the data dependences if no
9458 transform has been done. Call restore_scattering if the transform
9460 (graphite-interchange.c): Same.
9461 * graphite-poly.c (print_scattering_function): Test for
9463 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
9464 (apply_poly_transforms): Do not gcc_assert that
9465 the transform is legal.
9466 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
9467 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
9468 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
9469 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
9470 * graphite-poly.h (struct poly_scattering): New.
9471 (struct poly_bb): Add original, transformed, and saved fields.
9472 Remove transformed_scattering, original_scattering,
9473 nb_local_variables and nb_scattering_transform fields.
9474 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
9475 (poly_scattering_new): New.
9476 (poly_scattering_free): New.
9477 (poly_scattering_copy): New.
9478 (store_scattering_pbb): New.
9479 (store_scattering): New.
9480 (restore_scattering_pbb): New.
9481 (restore_scattering): New.
9482 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
9483 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
9485 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9487 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
9490 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9492 * Makefile.in (graphite.o): Depends on PREDICT_H.
9493 * graphite.c: Include predict.h.
9494 (graphite_finalize): Call tree_estimate_probability.
9495 * predict.c (predict_loops): Do not call scev_initialize and
9497 (tree_estimate_probability_bb): New.
9498 (tree_estimate_probability): Do not initialize loops: move that
9499 code to the driver. Call tree_estimate_probability_bb.
9500 (tree_estimate_probability_driver): New.
9501 (pass_profile): Use tree_estimate_probability_driver.
9502 * predict.h (tree_estimate_probability): Declared.
9504 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9506 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
9507 * graphite-dependences.c (graphite_legal_transform): Add time to
9508 TV_GRAPHITE_DATA_DEPS.
9509 (dependency_between_pbbs_p): Same.
9510 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
9512 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
9514 PR rtl-optimization/41033
9515 * alias.c (nonoverlapping_component_refs_p): Punt when strict
9516 aliasing is disabled.
9518 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
9520 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
9521 si_mask_operand, and_load_operand, low_bitmask_operand,
9522 and_reg_operand, and_operand): New predicates.
9523 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
9524 * config/mips/mips.c (and_operands_ok): New function.
9525 * config/mips/mips-protos.h (and_operands_ok): Declare it.
9526 * config/mips/mips.md (move_type): Add ext_ins and logical.
9527 (type): Handle them.
9528 (and<mode>3): Use and_reg_operand as the second operand's predicate.
9529 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
9530 shift_shift. Remove commutative constraint modifier.
9531 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
9533 (*clear_upper32_dext): Remove define_insn_and_split.
9534 (*clear_upper32): Turn this define_insn_and_split ...
9535 (splitter for ANDing register with 0xffff_ffff): .. into this.
9537 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
9539 * combine.c (try_widen_shift_mode): Factor out code to check if an
9540 integer constant is a low-order bitmask from here ...
9541 * rtlanal.c (low_bitmask_len): ... to here.
9542 * rtl.h (low_bitmask_len): Declare.
9544 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
9547 * config/alpha/alpha.md (addsi3): Remove expander.
9548 (addsi3): Rename from *addsi3_internal insn pattern.
9549 (subsi3): Remove expander.
9550 (subsi3): Rename from *subsi3_internal insn pattern.
9552 2009-08-11 Douglas B Rupp <rupp@gnat.com>
9554 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
9557 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
9558 Eric Botcazou <botcazou@adacore.com>
9559 Douglas B Rupp <rupp@gnat.com>
9561 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
9562 that records that fit in 64 bits are returned by immediate value,
9563 as required by OpenVMS Calling Standard.
9564 (function_value): Adjust for above modification.
9565 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
9566 virtual_incoming_args_rtx as base object, not next_arg.
9567 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
9569 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9571 * reload.c (find_reloads_subreg_address): Check the original
9572 req_equiv_mem address to detect the case where an address is
9573 not valid in the outer mode.
9575 2009-08-11 Richard Guenther <rguenther@suse.de>
9578 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
9580 2009-08-10 Douglas B Rupp <rupp@gnat.com>
9582 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
9583 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
9585 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
9586 Douglas B Rupp <rupp@gnat.com>
9588 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
9589 PT_STACK when frame_pointer_needed on OpenVMS.
9590 (alpha_pv_save_size, alpha_using_fp): Remove.
9591 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
9592 with proper processing for PT_NULL.
9593 (alpha_vms_initial_elimination_offset): New function. Support for
9594 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
9595 (alpha_sa_size): Force procedure type to PT_STACK when
9596 frame_pointer_needed on OpenVMS.
9597 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
9598 (alpha_using_fp): Likewise.
9599 (alpha_vms_can_eliminate): Add prototype.
9600 (alpha_vms_initial_elimination_offset): Likewise.
9601 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
9602 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
9604 2009-08-10 Eric Botcazou <botcazou@adacore.com>
9605 Douglas B Rupp <rupp@gnat.com>
9607 * config/alpha/alpha.c (common_object_handler): New function.
9608 (vms_attribute_table): Declare a single attribute "common_object".
9609 (vms_output_aligned_decl_common): New global function.
9610 (SECTION_VMS_OVERLAY): Delete.
9611 (SECTION_VMS_GLOBAL): Likewise.
9612 (SECTION_VMS_INITIALIZE): Likewise.
9613 (vms_asm_named_section): Remove support for above flags.
9614 (vms_section_type_flags): Delete.
9615 (TARGET_SECTION_TYPE_FLAGS): Likewise.
9616 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
9617 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
9618 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
9620 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9623 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
9624 (sub_ddmmss): Likewise.
9626 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
9629 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
9632 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9635 * reload1.c (reload_as_needed): Use cancel_changes to completely
9636 undo a failed replacement attempt.
9638 2009-08-10 Richard Guenther <rguenther@suse.de>
9641 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
9642 (useless_type_conversion_p): ... here. Require pointer targets
9645 2009-08-10 Dodji Seketeli <dodji@redhat.com>
9648 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
9649 loose the original type of the statement list.
9651 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9653 * config/alpha/alpha.c: Include libfuncs.h
9654 (avms_asm_output_extern): New function.
9655 (alpha_init_libfuncs): Init some decc libfuncs.
9656 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
9657 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
9658 (DO_CRTL_NAMES): Define.
9660 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
9661 (LONG_TYPE_SIZE): Define.
9662 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
9663 (SUBTARGET_SWITCHES): Define malloc64 switch.
9664 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
9665 (MASK_RETURN_ADDR): Define.
9666 doc/invoke.texi (mmalloc64): Document switch.
9668 2009-08-09 Olivier Hainque <hainque@adacore.com>
9669 Douglas B Rupp <rupp@gnat.com>
9671 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
9672 uses_condition_handler.
9673 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
9674 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
9675 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
9676 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
9677 (code_for_builtin): New insn codes for the new alpha_builtins.
9678 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
9679 (alpha_sa_size): Account for uses_condition_handler.
9680 (alpha_expand_prologue): Likewise.
9681 (alpha_start_function): Likewise.
9682 (alpha_expand_epilogue): Likewise.
9683 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
9684 establish/revert expanders.
9685 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
9686 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
9687 New expander, resorting to the alpha.c associated function.
9688 (builtin_revert_vms_condition_handler): Likewise.
9689 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
9690 __gcc_shell_handler, the static VMS condition handler used as
9691 an indirection wrapper to the current dynamically established
9693 * config/alpha/vms-unwind.h: Complete rewrite.
9694 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
9695 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
9697 2009-08-09 Eric Botcazou <botcazou@adacore.com>
9698 Douglas B Rupp <rupp@gnat.com>
9700 * config/alpha/alpha.c (alpha_links): Add 'target' field.
9701 (alpha_need_linkage): Handle aliases. Return function symbol.
9702 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
9703 Use ultimate alias target for the linkage name.
9704 * config/alpha/alpha.md (movmemdi): Use the symbol returned
9705 by alpha_need_linkage for the function symbol.
9706 (setmemdi): Likewise.
9708 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9710 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
9711 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
9712 (ASM_WEAKEN_LABEL): Define.
9713 (CRT_CALL_STATIC_FUNCTION): Define.
9714 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
9715 (ENDFILE_SPEC): Define.
9716 (INIT_SECTION_ASM_OP): Define.
9717 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
9718 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
9720 (MULTILIB_OSDIRNAMES): Define.
9721 (shlib_version): Define.
9722 (SHLIB_EXT): Define.
9723 (SHLIB_OBJS): Define.
9724 (SHLIB_NAME): Define.
9725 (SHLIB_MULTILIB): Define.
9726 (SHLIB_INSTALL): Define.
9727 (SHLIB_SYMVEC): Define.
9728 (SHLIB_SYMVECX2): Define.
9729 (SHLIB_LINK): Define.
9731 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9733 * config/alpha/alpha.c (alpha_initialize_trampoline):
9734 Initialize VMS trampoline IAW ABI for bounded procedure calls.
9735 (alpha_start_function): Emit transfer address on nested functions
9736 for VMS trampoline call.
9737 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
9738 since no longer used.
9739 * config/alpha/vms-tramp.asm: Remove.
9740 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
9741 since now only data initialized at runtime.
9743 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9745 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
9746 (LINK_GCC_C_SEQUENCE_SPEC): Define.
9747 (MD_EXEC_PREFIX): Remove, no longer used.
9748 (MD_STARTFILE_PREFIX): Likewise.
9749 (INCLUDE_DEFAULTS): Likewise.
9750 * config/alpha/t-vms:
9751 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
9753 2009-08-09 Richard Guenther <rguenther@suse.de>
9755 PR tree-optimization/41016
9756 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
9757 (operand_precision): Remove.
9758 (integral_operand_p): Likewise.
9759 (recognize_single_bit_test): Adjust.
9761 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9763 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
9764 operation overflows. Likewise non-cast unary arithmetic.
9765 If one arm of a conditional expression is always taken,
9766 inhibit evaluation warnings for the other arm. Likewise inhibit
9767 evaluation warnings for the second && or || operand if the first
9768 operand is enough to determine the result.
9769 * c-typeck.c (build_conditional_expr): Apply the same inhibition
9771 (build_binary_op): Prevent duplicate evaluation warnings.
9773 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9775 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
9776 and destination have different modes, Use promote_mode to
9777 determine the signedness of the conversion. Assert that the
9778 promoted source mode matches the destination mode. Don't pass
9779 the destination and destination mode to expand_expr if the source
9780 mode is different. Simplify conversion logic.
9782 2009-08-09 Ira Rosen <irar@il.ibm.com>
9784 PR tree-optimization/41008
9785 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
9786 from condition only in case it's a comparison. Adjust checks.
9788 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
9790 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
9791 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
9792 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
9793 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
9794 (dump_cand): Handle them.
9795 (struct iv_cand): New members COST_STEP and AINC_USE.
9796 (stmt_after_increment): Likewise.
9797 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
9798 callers changed. Use gimple_uid comparison instead of scanning.
9799 (add_candidate_1): When looking for identical candidates, take
9800 AINC_USE into account. Set it for new candidates.
9801 (force_expr_to_var_cost): Cast target_spill_cost to int.
9802 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
9803 All callers changed. Check for availability of autoinc addressing
9804 modes, both in general for a given mode, and in the specific use case.
9805 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
9807 (get_computation_cost): Likewise.
9808 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
9809 add_autoinc_candidates): New static functions.
9810 (add_candidate): Call add_autoinc_candidates for candidates based on
9812 (find_iv_candidates): Call set_autoinc_for_original_candidates.
9813 (determine_use_iv_cost_address): If we have an autoinc candidate at
9814 the matching use, verify autoinc is possible and subtract the cost
9815 of the candidate's step from the cost.
9816 (determine_iv_cost): Record the cost of the increment in the COST_STEP
9817 member of the candidate.
9818 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
9819 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
9821 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9823 * config.build (ia64-hp-*vms*): New target.
9824 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
9826 * config.gcc (ia64-hp-*vms*): New target.
9827 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
9829 * config.host (ia64-hp-*vms*): New target.
9830 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
9833 2009-08-08 Richard Guenther <rguenther@suse.de>
9835 PR tree-optimization/40991
9836 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
9838 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
9840 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
9841 mode check. Do truncations in an integer mode.
9842 (force_to_mode): Handle subregs for all mode types. Only do
9843 arithmetic simplifications on integer modes.
9845 2009-08-07 Richard Guenther <rguenther@suse.de>
9847 PR tree-optimization/40999
9848 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
9849 (maybe_fold_reference): Lookup constant initializers.
9850 (fold_gimple_assign): Likewise.
9852 2009-08-07 Richard Guenther <rguenther@suse.de>
9854 * tree-ssa.c (useless_type_conversion_p_1): Only for types
9855 that require structural equality defer to the langhook.
9857 2009-08-07 Martin Jambor <mjambor@suse.cz>
9859 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
9861 (struct ipa_pass_through_data): New type.
9862 (struct ipa_ancestor_jf_data): New type.
9863 (union jump_func_value): Removed field formal_id, added fields
9864 pass_through and ancestor.
9865 (struct ipa_param_call_note): Changed type of formal_id to int from
9867 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
9868 operations jump functions and ancestor jump functions.
9869 (compute_complex_pass_through): New function.
9870 (compute_scalar_jump_functions): Call compute_complex_pass_through,
9871 reflect changes in the jump function strucutre.
9872 (update_jump_functions_after_inlining): Ignore complex pass-through
9873 and ancestor jump functions.
9874 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
9875 polynomial pass-through with operation jump functions.
9877 2009-08-07 Jakub Jelinek <jakub@redhat.com>
9879 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
9880 fde->dw_fde_begin as begin label instead of hot/cold label.
9881 Use LLSDAC label instead of LLSDA for second section lsda.
9882 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
9883 label instead of LLSDA if it is true.
9884 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
9886 * except.c (add_call_site, dw2_size_of_call_site_table): Add
9887 SECTION argument. Use it as index into crtl->eh.call_site_record
9889 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
9890 use it to determine how to print table entries instead of using
9891 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
9892 label instead of normal begin label as base.
9893 (sjlj_assign_call_site_values): Adjust add_call_site caller.
9894 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
9895 ensure no EH range spans between sections and that landing pads
9896 are always in the corresponding section.
9897 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
9898 for crtl->eh.call_site_record being an array rather than scalar.
9899 (output_one_function_exception_table): New function, copied
9900 from output_function_exception_table. Adjust
9901 dw2_size_of_call_site_table, dw2_output_call_site_table
9902 callers. For SECOND section use *C suffixed labels.
9903 (output_function_exception_table): Call
9904 output_one_function_exception_table and, when doing hot/cold
9905 partitioning, also another time for the second section.
9906 * opts.c: Include except.h.
9907 (decode_options): Allow -freorder-blocks-and-partition with
9908 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
9909 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
9910 * function.h (struct rtl_eh): Change call_site_record from
9911 scalar into array of 2 elements.
9913 2009-08-07 Martin Jambor <mjambor@suse.cz>
9915 * ipa-prop.c (count_formal_params_1): New function.
9916 (ipa_get_vector_of_formal_parms): New function.
9917 (get_vector_of_formal_parm_types): New function.
9918 (ipa_modify_formal_parameters): New function.
9919 (ipa_modify_call_arguments): New function.
9920 (index_in_adjustments_multiple_times_p): New function.
9921 (ipa_combine_adjustments): New function.
9922 (ipa_dump_param_adjustments): New function.
9923 * ipa-prop.h (struct ipa_parm_adjustment): New type.
9924 (ipa_get_vector_of_formal_parms): Declare.
9925 (ipa_modify_formal_parameters): Declare.
9926 (ipa_modify_call_arguments): Declare.
9927 (ipa_combine_adjustments): Declare.
9928 (ipa_dump_param_adjustments): Declare.
9929 (build_ref_for_offset): Declare.
9930 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
9931 * tree-sra.c: Include ipa-prop.c.
9932 (build_ref_for_offset): Make public.
9934 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
9936 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
9938 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
9940 * gcc/doc/extend.texi (__builtin_extract_return_address)
9941 (__builtin_frob_return_address): Document.
9943 2009-08-06 Paul Brook <paul@codesourcery.com>
9945 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
9946 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
9947 implementation on ARMv6-M.
9949 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9951 * doc/extend.texi (pcs): Document new attribute for ARM.
9953 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9955 * arm.c (pcs_attribute_args): Comment out unsupported attribute
9958 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9960 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
9963 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9965 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
9967 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9969 Merge ARM/hard_vfp_branch to trunk.
9971 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
9973 * arm.c (libcall_eq): New function.
9974 (libcall_hash): New function.
9975 (add_libcall): New function.
9976 (arm_libcall_uses_aapcs_base): New function.
9977 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
9978 libcalls using the base PCS.
9979 (arm_init_cumulative_args): Likewise.
9981 2009-07-20 Joseph Myers <joseph@codesourcery.com>
9983 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
9984 Use base ABI for conversion libfuncs between HFmode and SFmode.
9986 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9988 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
9989 V4SImode as representatives of all 64-bit and 128-bit vector
9990 types. Allow vector types without vector modes.
9991 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
9992 without vector modes like BLKmode.
9993 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
9994 BLKmode. Avoid unsupported vector modes or TImode moves for
9996 (aapcs_vfp_allocate_return_reg): Likewise.
9997 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
9998 V8QImode if TARGET_NEON || TARGET_IWMMXT.
10000 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10002 * config/arm/arm.c (arm_handle_pcs_attribute): New.
10003 (arm_get_pcs_model): Pass attribute arguments to
10004 arm_pcs_from_attribute.
10005 (arm_init_cumulative_args): Use base AAPCS for conversions from
10006 floating-point types to DImode.
10007 (arm_attribute_table): Add pcs attribute.
10008 (arm_handle_pcs_attribute): New.
10009 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
10010 conversions from floating-point types to DImode, also declare them
10011 to use base AAPCS and declare functions they call to use base
10012 AAPCS and their RTABI names.
10014 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10016 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
10017 -mfloat-abi=hard not being supported for VFP.
10019 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
10021 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
10022 SYMBOL_REF to hard_libcall_value.
10024 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10025 Richard Earnshaw <rearnsha@arm.com>
10027 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
10028 has been put on the stack, all remaining co-processory arguments for
10029 that co-processor also go on the stack.
10031 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10033 * config/arm/arm.c (arm_return_in_memory): Handle returning
10034 vectors of suitable size in registers also for AAPCS case.
10036 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10038 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
10040 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
10042 ARM Hard-VFP calling convention
10043 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
10044 * target.h (gcc_target): Add libcall_value to table of call hooks.
10045 * targhooks.h (default_libcall_value): Default implementation.
10046 * targhooks.c (default_libcall_value): Likewise.
10047 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
10048 * optabs.c (expand_unop): Use it.
10049 * expr.h (hard_libcall_value): Pass the function RTX through.
10050 * calls.c (emit_library_call_value_1): Update call to
10051 hard_libcall_value.
10052 * explow.c (hard_libcall_value): Use new target hook.
10053 * config/arm/arm.c: Include cgraph.h
10054 (TARGET_FUNCTION_VALUE): Override default hook.
10055 (arm_pcs_default): New variable.
10056 (arm_override_options): Don't fault hard calling convention with VFP.
10057 Add support for AAPCS variants.
10058 (arm_function_value): Make static. Handle AAPCS variants.
10059 (arm_libcall_value): New function.
10060 (arm_apply_result_size): Handle VFP registers in results.
10061 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
10063 (pcs_attribute_args): New variable.
10064 (arm_pcs_from_attribute): New function.
10065 (arm_get_pcs_model): New function.
10066 (aapcs_vfp_cum_init): New function.
10067 (aapcs_vfp_sub_candidate): New function.
10068 (aapcs_vfp_is_return_candidate): New function.
10069 (aapcs_vfp_is_call_candidate): New function.
10070 (aapcs_vfp_allocate): New function.
10071 (aapcs_vfp_allocate_return_reg): New function.
10072 (aapcs_vfp_advance): New function.
10073 (aapcs_cp_arg_layout): New variable.
10074 (aapcs_select_call_coproc): New function.
10075 (aapcs_select_return_coproc): New function.
10076 (aapcs_allocate_return_reg): New function.
10077 (aapcs_libcall_value): New function.
10078 (aapcs_layout_arg): New function.
10079 (arm_init_cumulative_args): Initialize AAPCS args data.
10080 (arm_function_arg): Handle AAPCS variants using new interface.
10081 (arm_arg_parital_bytes): Likewise.
10082 (arm_function_arg_advance): New function.
10083 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
10084 calling conventions.
10085 (arm_setup_incoming_varargs): Handle new AAPCS args data.
10086 * arm.h (NUM_VFP_ARG_REGS): Define.
10087 (LIBCALL_VALUE): Update.
10088 (FUNCTION_VALUE): Delete.
10089 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
10090 (arm_pcs): New enum.
10091 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
10092 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
10093 (FUNCTION_ARG_REGNO_P): Add VFP regs.
10094 * arm-protos.h (arm_function_arg_advance): Add.
10095 (aapcs_libcall_value): Add.
10096 (arm_function_value): Delete.
10098 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
10099 H.J. Lu <hongjiu.lu@intel.com>
10102 * config/i386/i386.c (standard_sse_mode_p): Remove.
10103 (standard_sse_constant_p): Return 2 for integer mode
10104 vector_all_ones_operand when SSE2 is enabled.
10105 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
10106 (ix86_expand_vector_move): Do not check for negative values from
10107 standard_sse_constant_p.
10109 2009-08-06 Richard Guenther <rguenther@suse.de>
10111 * tree-ssa.c (useless_type_conversion_p_1): Make function and
10112 array type comparisons frontend independent.
10113 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
10114 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
10115 out array reference lower bound and element size operands.
10116 (ao_ref_init_from_vn_reference): Properly compute the offset
10117 for ARRAY_RANGE_REF.
10118 (vn_reference_fold_indirect): Fill out array reference lower
10119 bound and element size operands.
10120 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
10121 a non gimple valued reference operand which can happen for
10122 array reference lower bound or element size.
10123 (create_component_ref_by_pieces_1): Properly generate the
10124 element size operand for array references.
10126 2009-08-06 Richard Guenther <rguenther@suse.de>
10128 PR tree-optimization/40964
10129 * tree.c (iterative_hash_host_wide_int): Export.
10130 * tree.h (iterative_hash_host_wide_int): Declare.
10131 * tree-ssa-structalias.c (heapvar_map): New struct.
10132 (heapvar_map_eq): New function.
10133 (heapvar_map_hash): Likewise.
10134 (heapvar_lookup): Adjust.
10135 (heapvar_insert): Likewise.
10136 (make_constraint_from_heapvar): Allow multiple heap variables
10137 per decl at different offsets.
10138 (init_alias_heapvars): Adjust.
10140 2009-08-04 David Daney <ddaney@caviumnetworks.com>
10142 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
10143 * mips_output_sync_loop (mips_output_sync_loop): Only emit
10144 trailing sync if TARGET_SYNC_AFTER_SC.
10146 2009-08-05 David Daney <ddaney@caviumnetworks.com>
10148 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
10149 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
10150 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
10151 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
10152 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
10153 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
10154 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
10155 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
10156 test_and_set_12): Rewrite calls to mips_output_sync_loop.
10157 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
10158 the prototype declaration match the definition.
10159 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
10160 instructions explicitly. Add barrier_before and operands
10162 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
10163 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
10164 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
10165 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
10166 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
10167 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
10169 2009-08-05 Andrew Pinski <pinskia@gmail.com>
10171 * tree-ssa-alias.c: Fix intervals to use [) syntax.
10173 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
10174 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10177 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
10180 2009-08-05 Jakub Jelinek <jakub@redhat.com>
10182 PR rtl-optimization/40924
10183 * dse.c (canon_address): Before calling cselib_expand_value_rtx
10184 make sure canon_rtx (mem_address) isn't simpler than
10185 canon_rtx (expanded_mem_address).
10187 2009-08-05 Li Feng <nemokingdom@gmail.com>
10189 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
10190 for each poly_bb_p.
10191 (build_scop_drs): Build alias set for each SCoP.
10193 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
10195 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
10196 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
10197 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
10198 (MIPS_ARCH_FLOAT_SPEC): Likewise.
10199 (BASE_DRIVER_SELF_SPECS): Likewise.
10201 2009-08-04 Andrew Pinski <pinskia@gmail.com>
10203 * tree-ssa-alias.c: Fix some comment typos.
10205 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
10207 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
10208 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
10210 2009-08-03 Janis Johnson <janis187@us.ibm.com>
10213 * simplify-rtx.c (simplify_binary_operation_1): Disable
10214 simplifications for decimal float operations.
10216 2009-08-03 Jakub Jelinek <jakub@redhat.com>
10218 PR middle-end/40943
10219 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
10220 operand of INDIRECT_REF.
10222 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
10224 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
10225 constants referencing TLS symbols.
10227 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10229 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
10230 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
10232 2009-08-03 Richard Guenther <rguenther@suse.de>
10234 * tree.c (make_vector_type): Build a main variant first,
10235 get the canonical one and then build the variant.
10236 * tree-ssa.c (useless_type_conversion_p_1): Handle
10238 (useless_type_conversion_p): Conversions to pointers to
10239 incomplete record types are useless.
10241 2009-08-03 Richard Guenther <rguenther@suse.de>
10243 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
10244 file will be created.
10245 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
10246 * toplev.c (compile_file): Adjust comment.
10248 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
10250 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
10251 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
10252 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10253 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10254 (sh_promote_function_mode): Fix typo.
10256 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
10258 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
10260 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10262 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
10263 declaration arguments.
10265 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
10267 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
10268 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
10269 (ix86_split_ashl): Ditto.
10270 (ix86_expand_vector_init_one_nonzero): Ditto.
10271 (ix86_expand_vector_set): Ditto.
10272 (ix86_expand_reduc_v4sf): Ditto.
10274 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
10276 * explow.c (promote_function_mode): Remove assert.
10277 * config/sh/sh.c (sh_promote_function_mode): Declare.
10279 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10281 * config/pa/pa.c (pa_promote_function_mode): Declare.
10282 Change to static. Fix promote_mode call.
10284 * gthr-dce.h (CONST_CAST2): Define if not defined.
10285 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
10287 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
10289 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
10291 * expr.c (store_constructor): Use promote_decl_mode. Remove
10292 now write-only variable unsignedp.
10293 (expand_expr_real_1): Use promote_decl_mode.
10294 * expr.h (promote_function_mode, promote_decl_mode): New.
10295 (promote_mode): Remove last argument.
10296 * function.c (assign_temp): Drop last argument of promote_mode.
10297 (assign_parm_find_data_types): Use promote_function_mode.
10298 (assign_parm_setup_reg): Likewise.
10299 (expand_function_end): Use promote_function_mode.
10300 * calls.c (initialize_argument_information): Use promote_function_mode.
10301 (precompute_arguments): Use promote_mode instead of checking if
10302 only PROMOTE_FUNCTION_MODE is defined.
10303 (expand_call): When making sibcall decisions, use promote_function_mode.
10304 Below, remove an if for targetm.calls.promote_function_return and
10305 and use promote_function_mode.
10306 (emit_library_call_value_1): Use promote_function_mode, fix bug
10307 where promote_mode was passed FOR_CALL == 0 for a return value in an
10309 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
10310 * explow.c (promote_function_mode, promote_decl_mode): New.
10311 (promote_mode): Keep only the FOR_CALL == 0 case.
10312 * combine.c (setup_incoming_promotion): Remove test of
10313 promote_function_args. Use promote_function_mode.
10314 * stmt.c (expand_value_return): Use promote_decl_mode.
10315 (expand_decl): Use promote_decl_mode.
10317 * expr.c (store_constructor): Use promote_decl_mode. Remove
10318 now write-only variable unsignedp.
10319 (expand_expr_real_1): Use promote_decl_mode.
10320 * expr.h (promote_function_mode, promote_decl_mode): New.
10321 (promote_mode): Remove last argument.
10322 * function.c (assign_temp): Drop last argument of promote_mode.
10323 (assign_parm_find_data_types): Use promote_function_mode.
10324 (assign_parm_setup_reg): Likewise.
10325 (expand_function_end): Use promote_function_mode.
10326 * calls.c (initialize_argument_information): Use promote_function_mode.
10327 (precompute_arguments): Use promote_mode instead of checking if
10328 only PROMOTE_FUNCTION_MODE is defined.
10329 (expand_call): When making sibcall decisions, use promote_function_mode.
10330 Below, remove an if for targetm.calls.promote_function_return and
10331 and use promote_function_mode.
10332 (emit_library_call_value_1): Use promote_function_mode, fix bug
10333 where promote_mode was passed FOR_CALL == 0 for a return value in an
10335 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
10336 * explow.c (promote_function_mode, promote_decl_mode): New.
10337 (promote_mode): Keep only the FOR_CALL == 0 case.
10338 * combine.c (setup_incoming_promotion): Remove test of
10339 promote_function_args. Use promote_function_mode.
10340 * stmt.c (expand_value_return): Use promote_decl_mode.
10341 (expand_decl): Use promote_decl_mode.
10343 * explow.c (promote_function_mode): Just call the target hook.
10344 * targhooks.c (default_promote_function_mode,
10345 default_promote_function_mode_always_promote): New.
10346 * targhooks.h (default_promote_function_mode,
10347 default_promote_function_mode_always_promote): Declare.
10348 * target.h (promote_function_args, promote_function_return): Remove.
10349 (promote_function_mode): New.
10350 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
10351 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10352 (TARGET_PROMOTE_FUNCTION_MODE): New.
10353 (TARGET_CALLS): Adjust.
10354 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
10355 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
10357 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
10358 * config/s390/s390.c (s390_promote_function_mode): ... here,
10359 with pointer handling.
10360 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10361 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10363 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
10364 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
10365 with pointer handling.
10366 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10367 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10369 * config/sh/sh-protos.h (sh_promote_function_mode): New.
10370 * config/sh/sh.c (sh_promote_function_mode): New.
10371 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10372 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10374 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
10375 * config/cris/cris.c (cris_promote_function_mode): ... here.
10376 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10377 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10379 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
10380 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
10381 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10382 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10384 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
10385 * config/arm/arm.c (arm_promote_function_mode): ... here, without
10386 complex type handling.
10387 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10388 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10390 * config/pa/pa.c (pa_promote_function_mode): New.
10391 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10392 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10394 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
10395 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10396 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
10397 * config/xtensa/xtensa.c: Likewise.
10398 * config/stormy16/stormy16.c: Likewise.
10399 * config/iq2000/iq2000.c: Likewise.
10400 * config/rs6000/rs6000.c: Likewise.
10401 * config/picochip/picochip.c: Likewise.
10402 * config/arc/arc.c: Likewise.
10403 * config/mcore/mcore.c: Likewise.
10404 * config/score/score.c: Likewise.
10405 * config/mips/mips.c: Likewise.
10406 * config/bfin/bfin.c: Likewise.
10407 * config/ia64/ia64.c: Likewise (disabled though).
10409 * config/frv/frv.h: Remove pointless remark.
10411 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
10412 TARGET_PROMOTE_FUNCTION_ARGS,
10413 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
10414 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
10416 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
10418 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
10419 -floop-parallelize-all.
10420 * toplev.c (process_options): Rename flag_graphite_force_parallel to
10421 flag_loop_parallelize_all.
10422 * tree-ssa-loop.c (gate_graphite_transforms): Same.
10423 * graphite.c (graphite_transform_loops): Same.
10424 * common.opt: Same.
10425 * graphite-poly.c (apply_poly_transforms): Same.
10427 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
10429 PR tree-optimization/40914
10430 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
10431 if set, then check the delta field of the PMF record.
10432 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
10433 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
10434 call is stored in the delta.
10436 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
10438 * config/mips/mips.md (*clear_upper32_dext): New pattern.
10440 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
10442 * config/i386/bsd.h (ASM_BYTE): New define.
10443 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
10444 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
10445 .byte. Use fputs or putc instead of fprintf where appropriate.
10446 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
10447 fputs or putc instead of fprintf where appropriate.
10448 * config/i386/i386elf.h: Ditto.
10449 * config/i386/sysv4.h: Ditto.
10451 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
10452 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
10453 (*tls_global_dynamic_64): Ditto.
10455 2009-07-31 Christian Bruel <christian.bruel@st.com>
10457 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
10459 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10461 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
10462 Remove dead code for MINUS.
10464 2009-07-31 Anthony Green <green@moxielogic.com>
10466 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
10468 (moxie_expand_epilogue): Ditto for epilogue.
10469 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
10470 incoming arguments.
10471 (moxie_function_arg): Ditto.
10472 (moxie_pass_by_reference): Ditto.
10473 (moxie_arg_partial_bytes): Ditto.
10474 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
10475 (FUNCTION_ARG_ADVANCE) Ditto.
10476 (REG_PARM_STACK_SPACE) Ditto.
10477 (FUNCTION_ARG_REGNO_P) Dito.
10479 * config.gcc: Add moxie linux config support.
10480 * gcc/config/moxie/uclinux.h: New file.
10482 2009-07-31 DJ Delorie <dj@redhat.com>
10484 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
10485 (UNSPECV_SP_SWITCH_E): New.
10486 (sp_switch_1): Change to an unspec.
10487 (sp_switch_2): Change to an unspec. Don't use post-inc when we
10489 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
10490 reference the new stack's address
10492 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10494 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
10495 graphite-clast-to-gimple.o, graphite-dependences.o,
10496 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
10497 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
10498 (graphite-blocking.o,
10499 graphite-clast-to-gimple.o, graphite-dependences.o,
10500 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
10501 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
10502 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
10503 * cfgloop.h (struct loop): Add can_be_parallel field.
10504 * common.opt (fgraphite-identity): Moved up.
10505 (fgraphite-force-parallel): New flag.
10506 * graphite.c: Rewrite.
10507 * graphite.h: Rewrite.
10508 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
10510 * toplev.c (graphite_out_file): New file descriptor.
10511 (graphite_in_file): New.
10512 (process_options): flag_graphite_force_parallel cannot be used without
10514 * tree-ssa-loop.c: Include toplev.h.
10515 (gate_graphite_transforms): Enable flag_graphite for
10516 flag_graphite_force_parallel.
10518 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10520 * ChangeLog.graphite: New.
10521 * graphite-blocking.c: New.
10522 * graphite-clast-to-gimple.c: New.
10523 * graphite-clast-to-gimple.h: New.
10524 * graphite-dependences.c: New.
10525 * graphite-dependences.h: New.
10526 * graphite-interchange.c: New.
10527 * graphite-poly.c: New.
10528 * graphite-poly.h: New.
10529 * graphite-ppl.c: New.
10530 * graphite-ppl.h: New.
10531 * graphite-scop-detection.c: New.
10532 * graphite-scop-detection.h: New.
10533 * graphite-sese-to-poly.c: New.
10534 * graphite-sese-to-poly.h: New.
10538 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10540 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
10541 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
10543 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10545 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
10546 (scev_is_linear_expression): Return false if the evolution is not
10547 affine multivariate.
10549 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10551 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
10552 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
10554 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10556 * tree-data-ref.c (debug_data_references): New.
10557 (debug_data_reference): New.
10558 * tree-data-ref.h (debug_data_references): Declared.
10559 (debug_data_reference): Declared.
10561 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10563 * tree-data-ref.c (stmt_simple_memref_p: Removed.
10564 * tree-data-ref.h (scop_p): Removed.
10565 (struct data_reference): Remove field scop.
10566 (DR_SCOP): Removed.
10567 (stmt_simple_memref_p): Removed.
10569 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10571 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
10572 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
10575 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10577 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
10579 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10581 * doc/invoke.texi (-fgraphite-identity): Documented.
10583 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10585 * tree-scalar-evolution.c: Fix comment.
10586 (instantiate_scev_1): Return unknow from scev instantiation if the
10587 result is not above instantiate_below.
10589 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10591 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
10592 static anymore. Instantiate the symbols that may have been introduced
10594 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
10597 2009-07-30 DJ Delorie <dj@redhat.com>
10599 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
10600 .vliw directive to VLIW sections.
10602 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10604 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
10606 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
10607 (AUTOHEADER): New variable.
10608 ($(srcdir)/cstamp-h.in): Use it.
10610 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
10611 Pat Haugen <pthaugen@us.ibm.com>
10612 Revital Eres <ERES@il.ibm.com>
10614 * config/rs6000/vector.md (VEC_F): Add VSX support.
10617 (mov<mode>): Ditto.
10618 (vector_load_<mode>): Ditto.
10619 (vector_store_<mode>): Ditto.
10620 (vector GPR move split): Ditto.
10621 (vec_reload_and_plus_<mptrsize>): Ditto.
10622 (vec_reload_and_reg_<mptrsize>): Ditto.
10623 (add<mode>3): Ditto.
10624 (sub<mode>3): Ditto.
10625 (mul<mode>3): Ditto.
10626 (neg<mode>2): Ditto.
10627 (abs<mode>2): Ditto.
10628 (smin<mode>3): Ditto.
10629 (smax<mode>3): Ditto.
10630 (vector_eq<mode>): Ditto.
10631 (vector_gt<mode>): Ditto.
10632 (vector_ge<mode>): Ditto.
10633 (vector_gtu<mode>): Ditto.
10634 (vector_select_<mode>_uns): Ditto.
10635 (vector_eq_<mode>_p): Ditto.
10636 (vector_gt_<mode>_p): Ditto.
10637 (vector_ge_<mode>_p): Ditto.
10638 (vector_gtu_<mode>_p): Ditto.
10639 (cr6_test_for_zero): Ditto.
10640 (cr6_test_for_zero_reverse): Ditto.
10641 (cr6_test_for_lt): Ditto.
10642 (cr6_test_for_lt_reverse): Ditto.
10643 (xor<mode>3): Ditto.
10644 (ior<mode>3): Ditto.
10645 (and<mode>3): Ditto.
10646 (one_cmpl<mode>2): Ditto.
10647 (nor<mode>2): Ditto.
10648 (andc<mode>2): Ditto.
10649 (float<VEC_int<mode>2): Ditto.
10650 (unsigned_float<VEC_int><mode>2): Ditto.
10651 (fix_trunc<mode><VEC_int>2): Ditto.
10652 (fixuns_trunc<mode><VEC_int>2): Ditto.
10654 (vec_set<mode>): Ditto.
10655 (vec_extract<mode>): Ditto.
10656 (vec_interleave_highv4sf): Ditto.
10657 (vec_interleave_lowv4sf): Ditto.
10658 (vec_realign_load_<mode>): Ditto.
10659 (vec_shl_<mode>): Ditto.
10660 (vec_shr_<mode>): Ditto.
10661 (div<mode>3): New patterns for VSX.
10662 (vec_interleave_highv2df): Ditto.
10663 (vec_interleave_lowv2df): Ditto.
10664 (vec_pack_trunc_v2df): Ditto.
10665 (vec_pack_sfix_trunc_v2df): Ditto.
10666 (vec_pack_ufix_trunc_v2df): Ditto.
10667 (vec_unpacks_hi_v4sf): Ditto.
10668 (vec_unpacks_lo_v4sf): Ditto.
10669 (vec_unpacks_float_hi_v4si): Ditto.
10670 (vec_unpacks_float_lo_v4si): Ditto.
10671 (vec_unpacku_float_hi_v4si): Ditto.
10672 (vec_unpacku_float_lo_v4si): Ditto.
10673 (movmisalign<mode>): Ditto.
10674 (vector_ceil<mode>2): New patterns for vectorizing math library.
10675 (vector_floor<mode>2): Ditto.
10676 (vector_btrunc<mode>2): Ditto.
10677 (vector_copysign<mode>3): Ditto.
10679 * config/rs6000/predicates.md (easy_vector_constant_msb): New
10680 predicate for setting the high bit in each word, used for copysign.
10682 * config/rs6000/ppc-asm.h (f19): Whitespace.
10683 (f32-f63): Define if VSX.
10684 (v0-v31): Define if Altivec.
10685 (vs0-vs63): Define if VSX.
10687 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
10689 * config/rs6000/power7.md: New file, provide tuning parameters for
10692 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
10693 (rs6000_cpu_cpp_builtins): Ditto.
10694 (altivec_overloaded_builtins): Ditto.
10695 (altivec_resolve_overloaded_builtin): Ditto.
10697 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
10698 debug switch to disable vectorizing simple math builtin
10701 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
10702 Vectorize simple math builtin functions.
10703 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
10704 hook to vectorize math builtins.
10705 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
10706 (rs6000_builtin_conversion): Add VSX/power7 support.
10707 (rs6000_builtin_vec_perm): Ditto.
10708 (vsplits_constant): Add support for loading up a vector constant
10709 with just the high bit set in each part.
10710 (rs6000_expand_vector_init): Add VSX/power7 support.
10711 (rs6000_expand_vector_set): Ditto.
10712 (rs6000_expand_vector_extract): Ditto.
10713 (rs6000_emit_move): Ditto.
10714 (bdesc_3arg): Ditto.
10715 (bdesc_2arg): Ditto.
10716 (bdesc_1arg): Ditto.
10717 (rs6000_expand_ternop_builtin): Ditto.
10718 (altivec_expand_builtin): Ditto.
10719 (rs6000_expand_unop_builtin): Ditto.
10720 (rs6000_init_builtins): Ditto.
10721 (altivec_init_builtins): Ditto.
10722 (builtin_function_type): Ditto.
10723 (rs6000_common_init_builtins): Ditto.
10724 (rs6000_handle_altivec_attribute); Ditto.
10725 (rs6000_mangle_type): Ditto.
10726 (rs6000_vector_mode_supported_p): Ditto.
10727 (rs6000_mode_dependent_address): Altivec addresses with AND -16
10728 are mode dependent.
10730 * config/rs6000/vsx.md: New file for VSX support.
10732 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
10733 identifing values with just the most significant bit set.
10734 (enum rs6000_builtins): Add builtins for VSX. Add simple math
10735 vectorized builtins.
10737 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
10738 (UNSPEC_VRFIM): Delete.
10739 (splitter for loading up vector with most significant bit): New
10740 splitter for vectorizing copysign.
10741 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
10742 vectorizing simple math functions.
10743 (altivec_vrfip): Add support for vectorizing simple math functions.
10744 (altivec_vrfim): Ditto.
10745 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
10747 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
10748 (power7.md, vsx.md): Include for power7 support.
10749 (copysigndf3): Use VSX instructions if -mvsx.
10750 (negdf2_fpr): Ditto.
10751 (absdf2_fpr): Ditto.
10752 (nabsdf2_fpr): Ditto.
10753 (adddf3_fpr): Ditto.
10754 (subdf3_fpr): Ditto.
10755 (muldf3_fpr): Ditto.
10756 (divdf3_fpr): Ditto.
10757 (fix_truncdfdi2_fpr): Ditto.
10758 (cmpdf_internal1): Ditto.
10759 (fred, fred_fpr): Convert into expander/insn to add VSX support.
10760 (btruncdf2, btruncdf2_fpr): Ditto.
10761 (ceildf2, ceildf2_fpr): Ditto.
10762 (floordf2, floordf2_fpr): Ditto.
10763 (floatdidf2, floatdidf2_fpr): Ditto.
10764 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
10765 (fmsubdf4_fpr): Ditto.
10766 (fnmadddf4_fpr_1): Ditto.
10767 (fnmadddf4_fpr_2): Ditto.
10768 (fnmsubdf4_fpr_1): Ditto.
10769 (fnmsubdf4_fpr_2): Ditto.
10770 (fixuns_truncdfdi2): Add expander for VSX support.
10771 (fix_truncdfdi2): Ditto.
10772 (fix_truncdfsi2): Ditto.
10773 (ftruncdf2): Ditto.
10774 (btruncsf2): Whitespace.
10775 (movdf_hardfloat32): Add support for VSX registers.
10776 (movdf_softfloat32): Ditto.
10777 (movdf_hardfloat64): Ditto.
10778 (movdf_hardfloat64_mfpgpr): Ditto.
10779 (movdf_softfloat64): Ditto.
10780 (movti splitters): Add check for vector registers supporting
10781 TImode in the future.
10782 (bpermd): Add power7 bpermd instruction.
10784 * config/rs6000/altivec.h (vec_div): Define if VSX.
10787 (vec_nmadd): Ditto.
10788 (vec_nearbyint): Ditto.
10791 (all predicates): Use the generic builtin function, and not the V4SF
10792 specific function so that the predicates will work with VSX's V2DF.
10793 (vec_all_*): Ditto.
10794 (vec_any_*): Ditto.
10796 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
10797 Document new VSX functions and types.
10799 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
10802 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
10803 "wa", and "j" constraints. Modify "v" to talk about Altivec
10804 instead of just vector.
10806 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
10809 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
10810 location for phi arguments.
10811 (rewrite_update_phi_arguments): Find locations for reaching defs.
10812 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
10813 Add location to add_phi_arg calls.
10814 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
10815 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
10816 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
10817 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
10818 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
10819 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
10820 * tree-phinodes.c (make_phi_node): Initialize location.
10821 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
10822 (add_phi_arg): Add location parameter.
10823 (remove_phi_arg_num): Move location when moving phi argument.
10824 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
10826 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
10827 slpeel_update_phi_nodes_for_guard1,
10828 slpeel_update_phi_nodes_for_guard2,
10829 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
10830 vect_loop_versioning): Set locations.
10831 * tree-parloops.c (create_phi_for_local_result,
10832 transform_to_exit_first_loop, create_parallel_loop): Add locations.
10833 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
10834 * tree-vect-loop.c (get_initial_def_for_induction,
10835 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
10837 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
10838 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
10839 (gimple_phi_arg_set_location): New. Set locus.
10840 (gimple_phi_arg_has_location): New. Check for locus.
10841 (redirect_edge_var_map_location): New. Return locus from var_map.
10842 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
10843 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
10844 combining PHI arguments.
10845 (cond_store_replacement): Set location.
10846 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
10847 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
10848 scop_add_exit_phis_edge): Add locations.
10849 * tree-cfgcleanup.c (remove_forwarder_block,
10850 remove_forwarder_block_with_phi): Add locations.
10851 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
10852 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
10854 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
10855 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
10856 flush_pending_stmts): Add source location.
10857 * lambda-code.c (perfect_nestify): Maintain location stack with argument
10858 stack to preserve locations.
10859 * tree-vect-stmts.c (vectorizable_load): Add location.
10860 * tree-inline.c (copy_phis_for_bb): Copy locus.
10861 (setup_one_parameter): Add call locus to inlined parameter stmts.
10862 (initialize_inlined_parameters): Pass in call location as parameter
10864 (tree_function_versioning): Pass location to setup_one_parameter.
10865 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
10866 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
10867 copy and edge lists.
10868 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
10869 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
10870 locus parameter and override the stmt default if provided.
10871 (new_elim_graph, clear_elim_graph, delete_elim_graph,
10872 elim_graph_add_edge, elim_graph_remove_succ_edge,
10873 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
10874 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
10875 eliminate_phi): Add locus info in elimination graph for each edge and
10877 (insert_backedge_copies): Copy locus if present.
10878 * tree-flow.h (struct _edge_var_map): Add locus field.
10879 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
10880 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
10881 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
10883 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
10885 2009-07-30 Martin Jambor <mjambor@suse.cz>
10887 PR tree-optimization/40570
10888 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
10889 use inlining loops.
10891 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
10893 * ssa-loop-manip.c: Include langhooks.h.
10894 (rewrite_phi_with_iv): New.
10895 (rewrite_all_phi_nodes_with_iv): New.
10896 (canonicalize_loop_ivs): Move here from tree-parloops.c.
10897 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
10898 * tree-parloops.c (loop_parallel_p): Move out all conditions
10899 except dependency check.
10900 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
10901 (gen_parallel_loop): Call canonicalize_loop_ivs without
10902 reduction_list argument.
10903 (build_new_reduction): New.
10904 (gather_scalar_reductions): New.
10905 (try_get_loop_niter): New.
10906 (try_create_reduction_list): New.
10907 (parallleize_loops): Change the parallel conditions check.
10908 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
10909 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
10911 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
10913 * opt-functions.awk (opt_args): Allow argument to be enclosed in
10915 * doc/options.texi (Option properties): Mention new quoting syntax.
10917 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10919 * config/alpha/alpha.c (alpha_start_function):
10920 Handle VMS_DEBUG_MAIN_POINTER
10921 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
10922 * doc/invoke.texi: Document -mdebug-main switch.
10924 2009-07-29 Richard Henderson <rth@redhat.com>
10926 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
10927 (cgraph_create_edge_including_clones): Likewise.
10928 * tree-inline.c (copy_bb): Operate on the correct edges
10929 when updating the callgraph.
10931 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10933 * config/alpha/vms-cc.c: Deleted.
10934 * config/alpha/vms-ld.c: Deleted.
10935 * config/alpha/t-vms64: Moved to config/vms
10936 * config/alpha/vms-crt0-64.c: Moved to config/vms
10937 * config/alpha/vms-crt0.c: Moved to config/vms
10938 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
10939 * config/alpha/vms-psxcrt0.c: Moved to config/vms
10940 * config/alpha/xm-vms.h: Moved to config/vms
10941 * config/alpha/x-vms: Moved to config/vms
10942 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
10944 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
10945 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
10947 * config/vms/t-vms64: Moved here from config/alpha
10948 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
10949 (argc,argv,envp): Enforce 32bit malloc'ing.
10950 * config/vms/vms-psxcrt0-64.c: Likewise.
10951 * config/vms/vms-crt0.c: Moved here from config/alpha.
10952 * config/vms/vms-psxcrt0.c: Likewise.
10953 * config/vms/vms-crtl-64.h: New file.
10954 * config/vms/vms-crtl.h: New file.
10955 * config/vms/vms.opt: New file.
10956 * config/vms/xm-vms64.h: New file.
10957 * config/vms/xm-vms.h: Moved here from config/alpha.
10958 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
10960 * config/vms/x-vms: Moved here from config/alpha.
10961 (version, VMS_EXTRA_PARTS): Moved to t-vms.
10962 (vms-ld.o, vms-cc.o): Removed.
10963 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
10965 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10967 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
10968 correct stack (obvious VMS fix).
10970 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10972 * dwarf2out.c (output_file_names): Output VMS style file name, size,
10973 date, version info if VMS_DEBUGGING_INFO defined.
10974 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
10975 size, date calculating code moved here.
10977 2009-07-29 Paul Brook <paul@codesourcery.com>
10979 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
10982 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
10985 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
10986 to DImode when generating insq_le insn.
10988 2009-07-28 Douglas B Rupp <rupp@gnat.com>
10990 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
10991 New macro set for VMS_DEBUGGGING_INFO.
10992 (AT_string_form): Use it.
10994 2009-07-28 DJ Delorie <dj@redhat.com>
10996 * config/mep/mep.c (vtext_section): New.
10997 (vftext_section): New.
10998 (ftext_section): New.
10999 (mep_select_section): Add support for functions.
11000 (mep_unique_section): Likewise.
11001 (mep_asm_init_sections): Likewise.
11002 (mep_encode_section_info): Remove it from here.
11004 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
11006 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
11008 * tree.h (TREE_DEPRECATED): Document it is used for types too.
11009 (TYPE_VECTOR_OPAQUE): Use default_def_flag
11011 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11013 * dwarf2out.c (output_file_names): Test new macro
11014 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
11015 (add_comp_dir_attribute): Likewise.
11017 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
11019 * config/i386/mingw-w64.h (LINK_SPEC): Add
11020 separating space between commands.
11022 2009-07-28 Jan Hubicka <jh@suse.cz>
11024 PR tree-optimization/40759
11025 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
11028 2009-07-27 DJ Delorie <dj@redhat.com>
11030 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
11031 types are dword-aligned.
11032 (mep_expand_va_start): Likewise.
11034 2009-07-27 Olivier Hainque <hainque@adacore.com>
11035 Douglas B Rupp <rupp@gnat.com>
11037 * convert.c (convert_to_pointer): Don't assume the target
11038 pointer type is POINTER_SIZE long. Fetch its precision instead.
11040 2009-07-27 Douglas B Rupp <rupp@gnat.com>
11042 * system.h (fopen): Undefine if macro.
11044 2009-07-27 Jakub Jelinek <jakub@redhat.com>
11046 * dwarf2out.c (output_cfi_p): Removed.
11047 (output_cfis): New function.
11048 (output_fde): New function, split from output_call_frame_info.
11049 (output_call_frame_info): Use it.
11050 (dwarf2out_switch_text_section): Use output_cfis.
11052 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11054 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
11055 TARGET_BI_ARCH is specified without enabling SJLJ.
11056 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
11057 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
11059 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
11061 * arm.md (negdi2): Use DImode if forcing a value into a register.
11063 2009-07-26 Ira Rosen <irar@il.ibm.com>
11065 PR tree-optimization/40801
11066 * tree-vect-stmts.c (vectorizable_call): Get previous copy
11067 of vector operand from the previous copy of vector statement.
11068 Pass the correct definition type value to
11069 vect_get_vec_def_for_stmt_copy().
11071 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11073 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
11074 const char ** conversion.
11076 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11078 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
11079 fancy_abort() if !ENABLE_ASSERT_CHECKING.
11080 (gcc_unreachable): Invoke __builtin_unreachable() if
11081 !ENABLE_ASSERT_CHECKING.
11083 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11085 PR rtl-optimization/40445
11086 * emit-rtl.c (next_nonnote_insn_bb): New function.
11087 * rtl.h (next_nonnote_insn_bb): Declare new function.
11088 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
11089 with no successors that is the successor of the ENTRY_BLOCK.
11090 Continue from the top after removing an empty fallthrough block.
11091 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
11092 of next_nonnote_insn.
11094 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11096 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
11098 2009-07-25 Martin Jambor <mjambor@suse.cz>
11100 * c-common.c (c_common_attribute_table): New element for noclone.
11101 (handle_noclone_attribute): New function. Forward-declare.
11102 * tree-inline.c (tree_versionable_function_p): Check for noclone
11104 * doc/extend.texi (Labels as Values): Document need for noclone.
11105 (Function Attributes): Document noclone attribute.
11107 2009-07-25 Jakub Jelinek <jakub@redhat.com>
11109 PR rtl-optimization/34999
11110 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
11111 and dw_fde_switched_cold_to_hot fields.
11112 (output_cfi_p): New function.
11113 (output_call_frame_info): If fde->dw_fde_switched_sections,
11114 output 2 FDEs instead of one with corrupted header.
11115 (dwarf2out_do_cfi_startproc): New function.
11116 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
11117 and fde->dw_fde_switched_cold_to_hot.
11118 (dwarf2out_switch_text_section): Compute
11119 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
11120 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
11121 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
11122 Otherwise, compute fde->dw_fde_switch_cfi.
11124 2009-07-24 Cary Coutant <ccoutant@google.com>
11126 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
11128 2009-07-24 Cary Coutant <ccoutant@google.com>
11130 * cfghooks.c (split_block): Copy discriminator to new block.
11131 * tree-cfg.c (assign_discriminator): Check location of last
11132 instruction in block as well as first.
11134 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
11136 * config/i386/linux.c: Use fputs or putc instead of fprintf
11138 * config/i386/gas.h: Ditto.
11139 * config/i386/x86-64.h: Ditto.
11140 * config/i386/att.h: Ditto.
11142 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11144 * expmed.c (emit_store_flag): Use a recursive call to optimize the
11147 2009-07-24 Martin Jambor <mjambor@suse.cz>
11149 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
11150 (ipa_push_func_to_list_1): Declare.
11151 (ipa_push_func_to_list): New function.
11153 * ipa-prop.c (ipa_push_func_to_list_1): New function.
11154 (ipa_init_func_list): Call ipa_push_func_to_list_1.
11155 (ipa_push_func_to_list): Removed.
11156 (ipa_pop_func_from_list): Clear node_enqueued flag.
11158 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11160 * config/s390/s390.c (override_options): Default
11161 max-unrolled-insns to 100 for z10 tuning.
11163 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
11165 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
11166 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
11167 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
11168 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
11169 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
11170 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
11171 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
11173 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11175 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
11176 use default set in mingw32.h header.
11177 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
11178 64-bit /mingw/include path.
11179 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
11182 2009-07-23 Neil Vachharajani <nvachhar@google.com>
11184 PR rtl-optimization/40209
11185 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
11187 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
11189 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
11190 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
11191 with the rest of string where appropriate. Use fputs or putc
11192 instead of fprintf where appropriate.
11194 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
11195 Pat Haugen <pthaugen@us.ibm.com>
11196 Revital Eres <ERES@il.ibm.com>
11198 * config/rs6000/vector.md: New file. Move most of the vector
11199 expander support here from altivec.md to allow for the VSX vector
11200 unit in the future. Add support for secondary_reload patterns.
11201 Rewrite the patterns for vector comparison, and vector comparison
11202 predicate instructions so that the RTL expresses the desired
11203 behavior, instead of using unspec.
11205 * config/rs6000/constraints.md ("f" constraint): Use
11206 rs6000_constraints to hold the precalculated register class.
11207 ("d" constraint): Ditto.
11208 ("wd" constraint): New constraint for VSX.
11209 ("wf" constraint): Ditto.
11210 ("ws" constraint): Ditto.
11211 ("wa" constraint): Ditto.
11212 ("wZ" constraint): Ditto.
11213 ("j" constraint): Ditto.
11215 * config/rs6000/predicates.md (vsx_register_operand): New
11217 (vfloat_operand): New predicate for vector.md.
11218 (vint_operand): Ditto.
11219 (vlogical_operand): Ditto.
11220 (easy_fp_constant): If VSX, 0.0 is an easy constant.
11221 (easy_vector_constant): Add VSX support.
11222 (altivec_indexed_or_indirect_operand): New predicate for
11223 recognizing Altivec style memory references with AND -16.
11225 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
11226 for vector secondary reload support.
11227 (rs6000_vector_reg_class): Delete, replacing it with
11228 rs6000_constraints.
11229 (rs6000_vsx_reg_class): Ditto.
11230 (rs6000_constraints): New array to hold the register classes of
11231 each of the register constraints that can vary at runtime.
11232 (builtin_mode_to_type): New static array for builtin function type
11234 (builtin_hash_table): New static hash table for builtin function
11236 (TARGET_SECONDARY_RELOAD): Define target hook.
11237 (TARGET_IRA_COVER_CLASSES): Ditto.
11238 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
11239 registers are 128 bits if VSX memory reference instructions are used.
11240 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
11241 unit is being used.
11242 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
11243 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
11244 Print several of the scheduling related parameters.
11245 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
11246 rs6000_constraints instead of rs6000_vector_reg_class. Move
11247 -mdebug=reg code to rs6000_debug_reg_global. Add support for
11248 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
11249 Altivec. Add VSX support. Setup for secondary reload support on
11250 Altivec/VSX registers.
11251 (rs6000_override_options): Make power7 set the scheduling groups
11252 like the power5. Add support for new debug switches to override
11253 the scheduling defaults. Temporarily disable -mcpu=power7 from
11254 setting -mvsx. Add support for debug switches -malways-hint,
11255 -msched-groups, and -malign-branch-targets.
11256 (rs6000_buitlin_conversion): Add support for returning unsigned
11257 vector conversion functions to fix regressions due to stricter
11259 (rs6000_builtin_mul_widen_even): Ditto.
11260 (rs6000_builtin_mul_widen_odd): Ditto.
11261 (rs6000_builtin_vec_perm): Ditto.
11262 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
11263 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
11264 to zero a register.
11265 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
11266 generated upstream.
11267 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
11268 VSX types for bit operations. Changes to accomidate vector.md.
11269 (bdesc_2arg): Ditto.
11270 (bdesc_1arg): Ditto.
11271 (struct builtin_description_predicates): Rewrite predicate
11272 handling so that RTL describes the operation, instead of passing
11273 the instruction to be used as a string argument.
11274 (bdesc_altivec_preds): Ditto.
11275 (altivec_expand_predicate_builtin): Ditto.
11276 (altivec_expand_builtin): Ditto.
11277 (rs6000_expand_ternop_builtin): Use a switch instead of an if
11278 statement for vsldoi support.
11279 (altivec_expand_ld_builtin): Change to use new names from vector.md.
11280 (altivec_expand_st_builtin): Ditto.
11281 (paired_expand_builtin): Whitespace changes.
11282 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
11283 builtin_mode_to_type table for secondary reload. Call
11284 builtin_function_type to build random builtin functions.
11285 (altivec_init_builtins): Change to use builtin_function_type to
11286 create builtin function types dynamically as we need them.
11287 (builtin_hash_function): New support for hashing the tree types
11288 for builtin function as we need it, rather than trying to build
11289 all of the trees that we need. Add initial preliminary VSX support.
11290 (builtin_function_type): Ditto.
11291 (builtin_function_eq): Ditto.
11292 (builtin_hash_struct): Ditto.
11293 (rs6000_init_builtins): Ditto.
11294 (rs6000_common_init_builtins): Ditto.
11295 (altivec_init_builtins): Ditto.
11296 (rs6000_common_init_builtins): Ditto.
11297 (enum reload_reg_type): New enum for simplifing reg classes.
11298 (rs6000_reload_register_type): Simplify register classes into GPR,
11299 Vector, and other registers. Altivec and VSX addresses in reload.
11300 (rs6000_secondary_reload_inner): Ditto.
11301 (rs6000_ira_cover_classes): New target hook, that returns the
11302 appropriate cover classes, based on -mvsx being used or not.
11303 (rs6000_secondary_reload_class): Add VSX support.
11304 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
11305 (get_vsel_insn): Ditto.
11306 (rs6000_emit_vector_compare): Rewrite vector conditional support
11307 so that where we can, we use RTL operators, instead of blindly use
11309 (rs6000_emit_vector_select): Ditto.
11310 (rs6000_emit_vector_cond_expr): Ditto.
11311 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
11312 (create_TOC_reference): Add -mdebug=addr support.
11313 (emit_frame_save): VSX loads/stores need register indexed addressing.
11315 * config/rs6000/rs6000.md: Include vector.md.
11317 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
11319 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11320 support for V2DI, V2DF in logical, permute, select operations.
11322 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
11323 switch for vsx/power7.
11324 (-mvsx-scalar-memory): Ditto.
11325 (-mvsx-align-128): Ditto.
11326 (-mallow-movmisalign): Ditto.
11327 (-mallow-df-permute): Ditto.
11328 (-msched-groups): Ditto.
11329 (-malways-hint): Ditto.
11330 (-malign-branch-targets): Ditto.
11332 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
11334 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
11335 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
11336 (rs6000_vector_reg_class): Delete.
11337 (rs6000_vsx_reg_class): Ditto.
11338 (enum rs6000_reg_class_enum): New enum for the constraints that
11339 vary based on target switches.
11340 (rs6000_constraints): New array to hold the register class for all
11341 of the register constraints that vary based on the switches used.
11342 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
11343 (enum rs6000_builtins): Add unsigned varients for the builtin
11344 declarations returned by target hooks for expanding multiplies,
11345 select, and permute operations. Add VSX builtins.
11346 (enum rs6000_builtin_type_index): Add entries for VSX.
11347 (V2DI_type_node): Ditto.
11348 (V2DF_type_node): Ditto.
11349 (unsigned_V2DI_type_node): Ditto.
11350 (bool_long_type_node): Ditto.
11351 (intDI_type_internal_node): Ditto.
11352 (uintDI_type_internal_node): Ditto.
11353 (double_type_internal_node): Ditto.
11355 * config/rs6000/altivec.md (whole file): Move all expanders to
11356 vector.md from altivec.md. Rename insn matching functions to be
11358 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
11359 (altivec_vcmp*): Ditto.
11360 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
11361 (VM): New iterator for moves that includes the VSX types.
11362 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
11363 (altivec_vperm_<mode>_uns): New, for unsigned types.
11364 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
11365 (altivec_eq<mode>): Ditto.
11366 (altivec_gt<mode>): Ditto.
11367 (altivec_gtu<mode>): Ditto.
11368 (altivec_eqv4sf): Ditto.
11369 (altivec_gev4sf): Ditto.
11370 (altivec_gtv4sf): Ditto.
11371 (altivec_vcmpbfp_p): Ditto.
11373 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
11375 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
11378 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
11381 * config/i386/i386.c (output_387_ffreep): Rewrite to use
11382 ASM_SHORT instead of .word.
11383 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
11384 instead of .word in asm template.
11386 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
11389 * ira-lives.c (bb_has_abnormal_call_pred): New function.
11390 (process_bb_node_lives): Use it.
11392 * ira.c (setup_cover_and_important_classes): Don't setup
11393 ira_important_class_nums. Add cover classes to the end of
11395 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
11397 (find_reg_class_closure): Use reorder_important_classes.
11399 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
11401 * config/i386/i386.c (i386_ira_cover_classes): New function.
11402 (TARGET_IRA_COVER_CLASSES): Redefine.
11404 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
11405 importance of order of cover classes in the array.
11407 2009-07-22 Diego Novillo <dnovillo@google.com>
11409 * tree-pass.h (TDF_EH): Define.
11410 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
11411 contains TDF_EH, print the EH region number holding GS.
11412 * tree-dump.c (dump_options): Add "eh".
11413 * doc/invoke.texi: Document it.
11415 2009-07-22 Doug Kwan <dougkwan@google.com>
11417 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
11419 2009-07-22 Michael Matz <matz@suse.de>
11421 PR tree-optimization/35229
11422 PR tree-optimization/39300
11424 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
11425 (inhibit_phi_insertion): New function.
11426 (insert_into_preds_of_block): Call it for REFERENCEs.
11427 (init_pre): Initialize and finalize scalar evolutions.
11428 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
11430 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
11432 * config/i386/predicates.md (zero_extended_scalar_load_operand):
11433 Use CONST_VECTOR_NUNITS to determine number of elements.
11435 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
11437 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
11438 (U, W): Constraints are now deprecated and will be removed if we
11439 run out of letters.
11440 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
11442 ("prefetch"): Add the stcmh instruction for prefetching.
11443 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
11445 (s390_short_displacement): Return always true if compiling for
11446 machines not providing the long displacement facility.
11447 (s390_mem_constraint): Support the new constraint letter Z.
11448 (s390_check_qrst_address): New function.
11450 2009-07-21 DJ Delorie <dj@redhat.com>
11452 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
11455 2009-07-21 Jason Merrill <jason@redhat.com>
11457 * c-common.c (max_tinst_depth): Increase default to 1024.
11459 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
11461 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
11462 (vec_unpacku_float_lo_v4si): Ditto.
11464 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
11467 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
11468 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
11469 (builtin_description): Add __builtin_ia32_cvtudq2ps.
11470 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
11472 2009-07-21 Jakub Jelinek <jakub@redhat.com>
11474 PR tree-optimization/40813
11475 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
11478 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
11480 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
11481 with a NOP_EXPR if needed.
11483 2009-07-21 Paul Brook <paul@codesourcery.com>
11485 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
11486 Terminate debug dump with newline.
11488 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11490 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
11491 Cast "1" to unsigned HOST_WIDE_INT.
11492 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
11493 deposit length to the maximum length - lsb. Extend length if
11494 HOST_BITS_PER_WIDE_INT is 32.
11496 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
11498 * cgraph.h (constant_pool_htab): New function.
11499 (constant_descriptor_tree): Move from varasm.c.
11500 * varasm.c (constant_pool_htab): New function.
11501 (constant_descriptor_tree): Move to cgraph.h.
11503 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
11505 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
11507 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
11509 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
11512 2009-07-20 Xinliang David Li <davidxl@google.com>
11514 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
11516 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
11518 * config/mips/mips.md (move_type): Add arith.
11519 (type): Handle arith.
11520 (zero_extendsidi2): Rename this into ...
11521 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
11522 (zero_extendsidi2): New expander.
11523 (*zero_extendsidi2_dext): New pattern.
11525 2009-07-20 Nick Clifton <nickc@redhat.com>
11527 * config.gcc (mips64-*-*): Add definition of tm_defines in order
11528 to set MIPS_ABI_DEFAULT.
11529 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
11531 2009-07-20 Jakub Jelinek <jakub@redhat.com>
11533 * tree-object-size.c (addr_object_size): Handle unions with
11534 array in it as last field of structs in __bos (, 1) as __bos (, 0).
11536 PR tree-optimization/40792
11537 * tree.c (build_function_type_skip_args): Remove bogus assert.
11539 2009-07-20 Jan Hubicka <jh@suse.cz>
11540 Martin Jambor <mjambor@suse.cz>
11542 * cgraph.h (combined_args_to_skip): New field.
11543 * cgraph.c (cgraph_create_virtual_clone): Properly handle
11544 combined_args_to_skip and args_to_skip.
11545 * tree-inline.c (update_clone_info): New function.
11546 (tree_function_versioning): Call update_clone_info.
11547 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
11549 (cgraph_materialize_all_clones): More extensive dumping, working
11550 with combined_args_to_skip rather than args_to_skip.
11552 2009-07-20 Ira Rosen <irar@il.ibm.com>
11554 * tree-vectorizer.h (vectorizable_condition): Add parameters.
11555 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
11556 (get_initial_def_for_reduction): Likewise.
11557 (vectorizable_reduction): Skip the check of first operand in case
11558 of COND_EXPR. Add check that it is outer loop vectorization if
11559 nested cycle was detected. Call vectorizable_condition() for
11560 COND_EXPR. If reduction epilogue cannot be created do not fail for
11561 nested cycles (if it is not double reduction). Assert that there
11562 is only one type in the loop in case of COND_EXPR. Call
11563 vectorizable_condition() to vectorize COND_EXPR.
11564 * tree-vect-stmts.c (vectorizable_condition): Update comment.
11565 Add parameters. Allow nested cycles if called from
11566 vectorizable_reduction(). Use reduction vector variable if provided.
11567 (vect_analyze_stmt): Call vectorizable_reduction() before
11568 vectorizable_condition().
11569 (vect_transform_stmt): Update call to vectorizable_condition().
11571 2009-07-20 Christian Bruel <christian.bruel@st.com>
11573 * config/sh/sh.opt (-mfmovd): Resurrect and document.
11574 * doc/invoke.texi (-mfmovd): Likewise.
11575 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
11577 2009-07-20 Jan Hubicka <jh@suse.cz>
11579 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
11580 when handling SSA name.
11582 2009-07-19 Jan Hubicka <jh@suse.cz>
11584 PR tree-optimization/40676
11585 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
11586 virtual PHIs in empty BBs.
11588 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11590 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
11591 re-expanded the compound use gen_lowpart instead to convert to the
11594 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11596 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
11597 OUTER_CONST arguments.
11598 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
11599 the new wider mode will be masked off.
11600 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
11602 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11604 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
11605 high-order bits are zero.
11607 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11609 * combine.c (simplify_shift_const_1): Split code to determine
11610 shift_mode into ...
11611 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
11612 new bits shifted in are identical to the old sign bit.
11614 2009-07-18 Richard Guenther <rguenther@suse.de>
11617 * gimplify.c (gimplify_call_expr): Reject code using results from
11618 functions returning void.
11620 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
11622 * doc/md.texi: Document the new PowerPC "es" constraint.
11623 Document that "m" can include automodified addresses on this target,
11624 and explain how %U must be used. Extend the "Q" and "Z" documentation
11625 to suggest "es" as well as "m".
11626 * config/rs6000/constraints.md (es): New memory constraint.
11627 (Q, Z): Update strings to match new documentation.
11629 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
11631 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
11632 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
11633 * config/rs6000/predicates.md (volatile_mem_operand): Use
11634 offsettable_nonstrict_memref_p.
11635 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
11636 (*floatunssidf2_internal): Likewise.
11637 (*fix_truncdfsi2_internal): Likewise.
11638 (*fix_trunctfsi2_internal): Likewise.
11640 2009-07-17 Anatoly Sokolov <aesok@post.ru>
11642 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
11643 atmega32u2 devices.
11644 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11646 2009-07-17 Richard Guenther <rguenther@suse.de>
11649 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
11650 (pass_warn_unused_result): Likewise.
11651 (TODO_set_props): Remove.
11652 * omp-low.c (diagnose_omp_structured_block_errors): Change to
11654 (pass_diagnose_omp_blocks): Define.
11655 * c-decl.c (pop_file_scope): Do not finalize the CU here.
11656 (c_gimple_diagnostics_recursively): Remove.
11657 (finish_function): Do not call it.
11658 (c_write_global_declarations): Continue after errors.
11659 Finalize the CU here.
11660 * c-gimplify.c (c_genericize): Do not gimplify here.
11661 * c-common.c (c_warn_unused_result): Move ...
11662 * tree-cfg.c (do_warn_unused_result): ... here.
11663 (run_warn_unused_result): New function.
11664 (gate_warn_unused_result): New function.
11665 (pass_warn_unused_result): New pass.
11666 * c-common.h (c_warn_unused_result): Remove.
11667 * flags.h (flag_warn_unused_result): Declare.
11668 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
11669 * opts.c (flag_warn_unused_result): Initialize to false.
11670 * toplev.c (compile_file): Add comment.
11671 * omp-low.c (create_omp_child_function): Do not register
11672 the function with the frontend.
11673 (diagnose_omp_structured_block_errors): Prepare to be
11674 called as optimization pass.
11675 (gate_diagnose_omp_blocks): New function.
11676 (pass_diagnose_omp_blocks): New pass.
11677 * cgraph.h (cgraph_optimize): Remove.
11678 (cgraph_analyze_function): Likewise.
11679 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
11680 * cgraphunit.c (cgraph_lower_function): Lower nested functions
11681 before their parents here.
11682 (cgraph_finalize_function): Not here.
11683 (cgraph_analyze_function): Gimplify functions here.
11684 (cgraph_finalize_compilation_unit): Continue after errors.
11685 Optimize the callgraph from here.
11686 (cgraph_optimize): Make static.
11687 * langhooks.c (write_global_declarations): Finalize the CU.
11688 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
11689 (gimplify_function_tree): Assert we gimplify only once.
11690 Set PROP_gimple_any property.
11691 * tree-nested.c (gimplify_all_functions): New function.
11692 (lower_nested_functions): Gimplify all nested functions.
11693 * gimple.h (diagnose_omp_structured_block_errors): Remove.
11694 * passes.c (init_optimization_passes): Add pass_warn_unused_result
11695 and pass_diagnose_omp_blocks after gimplification. Do not
11696 set TODO_set_props on all_lowering_passes.
11697 (execute_one_pass): Do not handle TODO_set_props.
11698 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
11699 (gimplify.o): Add tree-pass.h dependency.
11700 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
11701 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
11702 (unsave_r): Likewise.
11703 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
11704 temporary variable.
11706 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
11708 * doc/service.texi (Service): Restore previously removed link,
11709 which isn't broken after all.
11711 2009-07-17 Richard Guenther <rguenther@suse.de>
11713 PR tree-optimization/40321
11714 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
11715 PHI nodes to the maximal set.
11716 (make_values_for_phi): Add PHI arguments to the maximal set.
11717 (execute_pre): Dump PHI_GEN and the maximal set.
11719 2009-07-17 Jakub Jelinek <jakub@redhat.com>
11722 * gimplify.c (gimplify_conversion): Don't change non-conversions into
11725 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
11727 * doc/extend.texi (Nested Functions): Replace broken link with
11729 * doc/service.texi (Service): Remove broken link.
11731 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
11734 * builtins.c (expand_builtin_memcmp): Use loc instead of
11735 EXPR_LOCATION (exp).
11736 (expand_builtin_strncmp): Likewise.
11738 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
11739 Manuel López-Ibáñez <manu@gcc.gnu.org>
11742 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
11743 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
11744 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
11745 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
11746 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
11747 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
11748 tree-inline.c, c-common.c, c-common.h, gimple.c,
11749 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
11750 convert.c: Add location argument to fold_{unary,binary,ternary},
11751 fold_build[123], build_call_expr, build_size_arg,
11752 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
11753 fold_build1_initializer, fold_build2_initializer,
11754 fold_build3_initializer, fold_build_call_array,
11755 fold_build_call_array_initializer, fold_single_bit_test,
11756 omit_one_operand, omit_two_operands, invert_truthvalue,
11757 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
11758 combine_comparisons, fold_builtin_*, fold_call_expr,
11759 build_range_check, maybe_fold_offset_to_address, round_up,
11762 2009-07-16 Jason Merrill <jason@redhat.com>
11765 * c-common.c (c_common_reswords): Add __is_standard_layout
11767 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
11768 * doc/implement-cxx.texi: New.
11769 * doc/gcc.texi: Include it.
11771 2009-07-16 DJ Delorie <dj@redhat.com>
11773 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
11774 compares that may be indirectly affected by previous instructions.
11776 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11778 * builtins.c (do_mpc_arg2): New.
11779 (fold_builtin_2): Fold builtin cpow.
11780 * real.h (HAVE_mpc_pow): New.
11782 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
11784 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
11785 comparison to skip unprofitable schedule
11787 2009-07-16 Simon Baldwin <simonb@google.com>
11789 * gcc.c (option_map): New flag -no-canonical-prefixes.
11790 * (display_help): Print help text for new flag.
11791 * (process_command): Move options translation and language specifics
11792 and handle new flag early. Use it to set a function pointer to a
11793 prefix builder. Replace make_relative_prefix calls with calls to
11794 the function pointed to. Ignore new flag in regular options handling.
11795 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
11797 2009-07-15 DJ Delorie <dj@redhat.com>
11799 * config/mep/mep.md (sibcall_internal): Change register to avoid
11800 argument registers.
11801 (sibcall_value_internal): Likewise.
11803 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
11805 PR rtl-optimization/40710
11806 * resource.c (mark_target_live_regs): Reset DF problem to LR.
11808 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
11810 * config/mips/mips.md (*extenddi_truncate<mode>,
11811 *extendsi_truncate<mode>): Change type attribute to move_type
11812 with shift_shift. Split out code handling exts from here ...
11813 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
11815 (*extendhi_truncateqi): Change type attribute to move_type with
11816 shift_shift. Split out code handling exts from here ...
11817 (*extendhi_truncateqi_exts): ... to this new pattern.
11819 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
11821 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
11822 instead of "and" with inverted sign bit mask value. Use
11823 "nonimmediate_operand" for operand 1 and operand 2 predicate.
11824 Allocate registers only for operand 4 and operand 5.
11826 2009-07-15 Jakub Jelinek <jakub@redhat.com>
11828 PR middle-end/40747
11829 * fold-const.c (fold_cond_expr_with_comparison): When folding
11830 < and <= to MIN, make sure the MIN uses the same type as the
11831 comparison's operands.
11833 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
11835 * arm.md (ior_xor): New code iterator.
11836 (split for ior/xor with shift and zero-extend): New split pattern.
11837 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
11839 2009-07-15 Richard Guenther <rguenther@suse.de>
11841 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
11844 2009-07-15 Richard Guenther <rguenther@suse.de>
11846 PR middle-end/40753
11847 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
11849 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11851 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
11852 handle 2.6.30 kernel.
11854 2009-07-15 DJ Delorie <dj@redhat.com>
11856 * config/mep/mep.md (sibcall_internal): Change register to allow
11857 for 24-bit addresses.
11858 (sibcall_value_internal): Likewise.
11860 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
11862 * doc/invoke.texi: Added descriptions of the scheduling heuristics
11863 that are enabled/disabled by the flags introduced by a previous patch.
11865 2009-07-14 DJ Delorie <dj@redhat.com>
11867 * config/mep/mep.md (sibcall_internal): Include non-toggling
11869 (sibcall_value_internal): Likewise.
11871 2009-07-14 Taras Glek <tglek@mozilla.com>
11872 Rafael Espindola <espindola@google.com>
11874 * doc/sourcebuild.texi: Document install-plugin target.
11875 * configure.ac: Added install-plugin target to language makefiles.
11876 * configure: Regenerate.
11877 * Makefile.in (install-plugin): Install more headers,
11878 depend on lang.install-plugin.
11880 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
11882 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
11885 2009-07-14 DJ Delorie <dj@redhat.com>
11887 * config/mep/mep.c (mep_vliw_jmp_match): New function.
11888 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
11889 * config/mep/mep.md (sibcall_internal): Change test from
11890 mep_vliw_mode_match to mep_vliw_jmp_match.
11891 (sibcall_value_internal): Likewise.
11893 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
11895 * config/i386/sse.md (copysign<mode>3): New expander.
11896 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
11897 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
11898 Use ix86_build_const_vector.
11899 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
11900 IX86_BUILTIN_CPYSGNPD.
11901 (builtin_description): Add __builtin_ia32_copysignps and
11902 __builtin_ia32_copysignpd.
11903 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
11904 and BUILT_IN_COPYSIGNF.
11906 2009-07-13 Jason Merrill <jason@redhat.com>
11908 * builtins.c (can_trust_pointer_alignment): New fn.
11909 (get_pointer_alignment): Factor it out from here.
11910 * tree.h: Declare it.
11912 2009-07-14 David Edelsohn <edelsohn@gnu.org>
11914 * config/rs6000/predicates.md (offsettable_mem_operand): Test
11917 2009-07-14 Dodji Seketeli <dodji@redhat.com>
11921 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
11923 2009-07-14 Richard Guenther <rguenther@suse.de>
11924 Andrey Belevantsev <abel@ispras.ru>
11926 PR middle-end/40745
11927 * cfgexpand.c (partition_stack_vars): Do not bother to update
11928 alias information when not optimizing.
11930 2009-07-14 Richard Guenther <rguenther@suse.de>
11931 Andrey Belevantsev <abel@ispras.ru>
11933 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
11934 (pt_solution_set): Likewise.
11935 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
11936 * tree-ssa-structalias.c (pt_solution_set): New function.
11937 * final.c (rest_of_clean_state): Free SSA data structures.
11938 * print-rtl.c (print_decl_name): Remove.
11939 (print_mem_expr): Implement in terms of print_generic_expr.
11940 * alias.c (ao_ref_from_mem): New function.
11941 (rtx_refs_may_alias_p): Likewise.
11942 (true_dependence): Query alias-export info.
11943 (canon_true_dependence): Likewise.
11944 (write_dependence_p): Likewise.
11945 * tree-dfa.c (get_ref_base_and_extent): For void types leave
11947 * emit-rtl.c (component_ref_for_mem_expr): Remove.
11948 (mem_expr_equal_p): Use operand_equal_p.
11949 (set_mem_attributes_minus_bitpos): Do not use
11950 component_ref_for_mem_expr.
11951 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
11952 (update_alias_info_with_stack_vars): Likewise.
11953 (partition_stack_vars): Call update_alias_info_with_stack_vars.
11954 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
11955 explicitly nor clear stmt operands.
11956 Free the decl-to-pointer map.
11957 * tree-optimize.c (execute_free_datastructures): Do not free
11958 SSA data structures here.
11959 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
11960 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
11961 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
11963 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
11965 2009-07-13 DJ Delorie <dj@redhat.com>
11967 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
11968 unrolling at the right iteration count.
11970 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
11973 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
11975 * haifa-sched.c (rank_for_schedule): Introduced flags to
11976 enable/disable individual scheduling heuristics.
11977 * common.opt: Introduced flags to enable/disable individual
11978 heuristics in the scheduler.
11979 * doc/invoke.texi: Introduced flags to enable/disable individual
11980 heuristics in the scheduler.
11982 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
11984 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
11985 config/i386/mingw-tls.c.
11986 * config/i386/mingw-tls.c: Removed.
11988 2009-07-13 Ira Rosen <irar@il.ibm.com>
11990 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
11991 checks access only relevant statements.
11992 (vectorizable_reduction): Likewise.
11994 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
11996 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
11997 just for 32-bit case.
11999 2009-07-12 Jan Hubicka <jh@suse.cz>
12001 PR tree-optimization/40585
12002 * except.c (expand_resx_expr): When there already is resume
12003 instruction, produce linked list.
12004 (build_post_landing_pads): Assert that resume is empty.
12005 (connect_post_landing_pads): Handle resume lists.
12006 (dump_eh_tree): Dump resume list.
12008 2009-07-12 Ira Rosen <irar@il.ibm.com>
12010 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12011 with additional argument.
12012 * tree-vectorizer.h (enum vect_def_type): Add
12013 vect_double_reduction_def.
12014 (vect_is_simple_reduction): Add argument.
12015 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
12017 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
12018 vect_is_simple_reduction with additional argument.
12019 (vect_analyze_loop_operations): Handle exit phi nodes in case of
12021 (reduction_code_for_scalar_code): Handle additional codes by
12022 returning ERROR_MARK for them. Fix comment and indentation.
12023 (vect_is_simple_reduction): Fix comment, add argument to specify
12024 double reduction. Detect double reduction.
12025 (get_initial_def_for_induction): Fix indentation.
12026 (get_initial_def_for_reduction): Fix comment and indentation.
12027 Handle double reduction. Create initial definitions that do not
12028 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
12029 (vect_create_epilog_for_reduction): Fix comment, add argument to
12030 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
12031 epilogue result extraction. Create double reduction phi node and
12032 replace relevant uses.
12033 (vectorizable_reduction): Call vect_is_simple_reduction with
12034 additional argument. Fix indentation. Update epilogue code treatment
12035 according to the changes in reduction_code_for_scalar_code. Check
12036 for double reduction. Call vect_create_epilog_for_reduction with
12037 additional argument.
12038 * tree-vect-stmts.c (process_use): Handle double reduction, update
12040 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
12041 (vect_get_vec_def_for_operand): Likewise.
12043 2009-07-12 Danny Smith <dansmister@gmail.com>
12045 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
12046 dllexport if !TREE_PUBLIC.
12047 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
12049 2009-07-11 Anatoly Sokolov <aesok@post.ru>
12051 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
12052 (avr_extra_arch_macro) Remove declatation.
12053 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
12054 (avr_extra_arch_macro) Declare as static.
12055 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
12057 2009-07-11 Jan Hubicka <jh@suse.cz>
12059 PR middle-end/48388
12060 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
12062 2009-07-11 Jakub Jelinek <jakub@redhat.com>
12065 * dwarf2out.c (dw_fde_struct): Add in_std_section and
12066 cold_in_std_section bits.
12067 (dwarf2out_begin_prologue): Initialize them.
12068 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
12069 if already covered by text_section or cold_text_section range.
12071 PR rtl-optimization/40667
12072 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
12073 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
12074 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
12075 * config/i386/i386.c (ix86_minimum_alignment): New function.
12076 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
12077 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
12078 * emit-rtl.c (gen_reg_rtx): Likewise.
12079 * function.c (assign_parms): Likewise. If nominal_type needs
12080 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
12081 rather than passed_type's alignment.
12084 * function.c (assign_parm_setup_stack): Adjust
12085 MEM_OFFSET (data->stack_parm) if promoted_mode is different
12086 from nominal_mode on big endian.
12088 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
12090 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
12092 2009-07-10 DJ Delorie <dj@redhat.com>
12094 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
12096 2009-07-10 Mark Mitchell <mark@codesourcery.com>
12098 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
12100 (thumb2_cbnz): Likewise.
12102 2009-07-10 David Daney <ddaney@caviumnetworks.com>
12105 * config.gcc (supported_defaults): Add synci.
12106 (with_synci): Add validation.
12107 (all_defaults): Add synci.
12108 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
12111 * config/mips/mips.opt (msynci): New option.
12112 * config/mips/mips.c (mips_override_options): Warn on use of
12113 -msynci for targets that do now support it.
12114 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
12116 * gcc/doc/invoke.texi (-msynci): Document the new option.
12117 * doc/install.texi (--with-synci): Document the new option.
12119 2009-07-10 Richard Guenther <rguenther@suse.de>
12121 PR tree-optimization/40496
12122 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
12123 the PHI result with a compatible type.
12125 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
12129 * c.opt (Wunused-result): New.
12130 * doc/invoke.texi: Document it.
12131 * c-common.c (c_warn_unused_result): Use it.
12133 2009-07-09 DJ Delorie <dj@redhat.com>
12135 * targhooks.c (default_target_can_inline_p): Rename from
12136 default_target_option_can_inline_p.
12137 * targhooks.h (default_target_can_inline_p): Likewise.
12138 * target-def.h (TARGET_CAN_INLINE_P): Rename from
12139 TARGET_OPTION_CAN_INLINE_P.
12140 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
12141 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
12142 (mep_target_can_inline_p): Rename from
12143 mep_target_option_can_inline_p.
12146 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
12147 registers used to pass vectors.
12149 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
12151 2009-07-09 Tom Tromey <tromey@redhat.com>
12153 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
12154 * config/mmix/mmix.c: Include dwarf2.h.
12155 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
12156 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
12157 * config/sh/sh.c: Include dwarf2.h.
12158 * config/i386/i386.c: Include dwarf2.h.
12159 * Makefile.in (DWARF2_H): Remove 'elf'.
12160 * except.c: Include dwarf2.h.
12161 * unwind-dw2.c: Include dwarf2.h.
12162 * dwarf2out.c: Include dwarf2.h.
12163 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
12164 * unwind-dw2-fde.c: Include dwarf2.h.
12165 * dwarf2asm.c: Include dwarf2.h.
12167 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12169 * haifa-sched.c (insn_finishes_cycle_p): New static function.
12170 (max_issue): Use it.
12171 * sched-int.h (struct sched_info: insn_finishes_block_p): New
12173 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
12174 (region_sched_info): Update.
12175 * sched-ebb.c (ebb_sched_info): Update.
12176 * modulo-sched.c (sms_sched_info): Update.
12177 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
12179 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12181 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
12183 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
12185 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
12187 2009-07-09 Jakub Jelinek <jakub@redhat.com>
12189 PR middle-end/40692
12190 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
12191 arg1 with arg01 if arg1 is already INTEGER_CST.
12193 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12195 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
12196 Transform (and (truncate)) into (truncate (and)).
12198 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12200 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
12201 creating LHS paradoxical subregs. Fix surrounding returns to
12202 use NULL_RTX rather than 0.
12204 2009-07-08 DJ Delorie <dj@redhat.com>
12206 * config/mep/mep.c (mep_option_can_inline_p): New.
12207 (TARGET_OPTION_CAN_INLINE_P): Define.
12209 2009-07-08 Mark Wielaard <mjw@redhat.com>
12212 * dwarf2out.c (add_data_member_location_attribute): When we have
12213 only a constant offset don't emit a new location description using
12214 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
12217 2009-07-08 Richard Henderson <rth@redhat.com>
12220 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
12221 (enum reg_class): Add CLOBBERED_REGS.
12222 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
12223 * config/i386/i386.c (ix86_conditional_register_usage): Moved
12224 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
12225 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
12226 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
12227 force 64-bit sibcalls into R11.
12228 * config/i386/constraints.md (U): New constraint.
12229 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
12230 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
12231 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
12233 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
12235 * basic-block.h (dump_regset, debug_regset): Remove duplicate
12237 * c-objc-common.h (c_initialize_diagnostics): Ditto.
12238 * ebitmap.h (dump_ebitmap): Ditto.
12239 * optabs.h (optab_libfunc): Ditto.
12240 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
12241 * tree-flow.h (vect_can_force_dr_alignment_p,
12242 get_vectype_for_scalar_type): Ditto.
12243 (vectorize_loops): Move prototype to ...
12244 * tree-vectorizer.h: ... here. Also, adjust comment.
12245 (vect_set_verbosity_level): Remove duplicate prototype.
12246 * tree-ssa-loop.c: Include tree-vectorizer.h.
12247 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
12249 2009-07-08 Nick Clifton <nickc@redhat.com>
12251 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
12254 2009-07-08 DJ Delorie <dj@redhat.com>
12256 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
12257 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
12258 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
12260 * config/mep/intrinsics.md: Regenerated.
12261 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
12262 registers when asm() or calls are detected.
12264 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
12267 * gimplify.c (gimplify_expr): Propagate no_warning flag when
12269 * gimple (gimple_build_call_from_tree): Likewise.
12270 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
12271 no_warning flag before warning.
12273 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12275 * tree.c (set_expr_locus): Remove.
12276 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
12277 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
12279 * gimplify.c (internal_get_tmp_var): Likewise.
12280 (gimplify_call_expr): Likewise.
12281 (gimplify_one_sizepos): Likewise.
12283 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
12286 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
12287 to variables for debugging purposes.
12289 2009-06-23 Mark Loeser <mark@halcy0n.com>
12292 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
12294 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12296 * pretty-print.c (pp_base_format): Remove %J.
12297 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
12298 gcc_cxxdiag_char_table): Likewise.
12299 (init_dynamic_diag_info): Likewise.
12301 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12303 * pretty-print.c (pp_base_format): Remove %H.
12304 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
12305 gcc_cxxdiag_char_table): Likewise.
12306 (init_dynamic_diag_info): Likewise.
12307 * config/mep/mep.c (mep_select_section): Likewise.
12309 2009-07-07 Duncan Sands <baldrick@free.fr>
12311 * final.c (pass_clean_state): Give the pass a name.
12312 * passes.c (pass_rest_of_compilation): Likewise.
12313 * tree-optimize.c (pass_all_optimizations): Likewise.
12315 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
12317 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
12318 an extra 'decl' for error_at.
12320 2009-07-07 Jakub Jelinek <jakub@redhat.com>
12322 PR middle-end/40669
12323 * tree-tailcall.c (adjust_return_value_with_ops,
12324 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
12325 if it has complex or vector type.
12327 2009-07-07 Olivier Hainque <hainque@adacore.com>
12329 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
12332 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
12334 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
12336 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12338 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
12339 * c-decl.c: Likewise.
12340 * function.c: Likewise.
12341 * varasm.c: Likewise.
12342 * tree-ssa.c: Likewise.
12343 * c-common.c: Likewise.
12344 * tree-cfg.c: Likewise.
12345 * config/spu/spu.c: Likewise.
12346 * config/ia64/ia64.c: Likewise.
12347 * config/v850/v850.c: Likewise.
12349 2009-07-06 DJ Delorie <dj@redhat.com>
12351 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
12352 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
12353 unspecified accesses to control registers.
12354 * config/mep/intrinsics.md: Regenerate.
12355 * config/mep/intrinsics.h: Regenerate.
12356 * config/mep/mep-intrin.h: Regenerate.
12358 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12360 * c-lex.c: Replace %H by an explicit location. Update all calls.
12361 * c-common.c: Likewise.
12362 * c-decl.c: Likewise.
12363 * c-typeck.c: Likewise.
12364 * fold-const.c: Likewise.
12365 * gimplify.c: Likewise.
12366 * stmt.c: Likewise.
12367 * tree-cfg.c: Likewise.
12368 * tree-ssa-loop-niter.c: Likewise.
12369 * tree-vrp.c: Likewise.
12370 * value-prof.c: Likewise.
12372 2009-07-06 Diego Novillo <dnovillo@google.com>
12374 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
12375 if it has one. Handle cases where VAR does not have an
12376 annotation or cfun is NULL.
12378 2009-07-06 Diego Novillo <dnovillo@google.com>
12380 * tree.c: Include debug.h.
12381 (initialize_tree_contains_struct): New.
12382 (init_ttree): Call it.
12383 (tree_node_structure_for_code): Factor out of ...
12384 (tree_node_structure): ... here.
12385 * treestruct.def (TS_PHI_NODE): Remove.
12386 (TS_GIMPLE_STATEMENT): Remove.
12388 2009-07-06 Diego Novillo <dnovillo@google.com>
12390 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
12391 (debug_tree_chain): Handle cycles.
12393 2009-07-06 Nick Clifton <nickc@redhat.com>
12394 DJ Delorie <dj@redhat.com>
12396 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
12397 __FMOVD_ENABLED__ is defined.
12399 (TARGET_FMOVD): Provide a default definition.
12400 (MASK_FMOVD): Likewise.
12401 (TARGET_CPU_CPP_BUILTINS): Define
12402 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
12403 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
12404 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
12405 (split for DF load from memory into register): Also handle
12406 MEMs which consist of REG+DISP addressing.
12407 (split for DF store from register to memory): Likewise.
12408 (movsf_ie): Always use single fp_mode.
12409 * config/sh/sh.c (sh_override_options): Do not automatically
12410 enable TARGET_MOVD for the SH2A when supporting doubles - leave
12411 that to the -mfmovd command line switch.
12412 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
12413 (fldi_ok): Always allow.
12414 * config/sh/sh.opt (mfmovd): Remove this switch.
12415 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
12417 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
12418 Kaz Kojima <kkojima@gcc.gnu.org>
12420 PR rtl-optimization/30807
12421 * postreload.c (reload_combine): For every new use of REG_SUM,
12422 record the use of BASE.
12424 2009-07-06 Jan Hubicka <jh@suse.cz>
12426 * params.def: Revert my accidental commit at 2009-06-30.
12428 2009-07-04 Ian Lance Taylor <iant@google.com>
12431 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
12433 (mingw_format_attribute_overrides): Likewise.
12435 2009-07-04 Jakub Jelinek <jakub@redhat.com>
12438 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
12439 don't check cfa.reg. Instead of cfa.indirect use
12440 fde && fde->drap_reg != INVALID_REGNUM test.
12442 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
12444 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
12446 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
12449 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
12451 2009-07-03 Richard Guenther <rguenther@suse.de>
12453 PR tree-optimization/40640
12454 * tree-switch-conversion.c (build_arrays): Perform arithmetic
12457 2009-07-03 Jan Hubicka <jh@suse.cz>
12459 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
12460 for size, reduce amount of inlining.
12462 2009-07-03 Richard Guenther <rguenther@suse.de>
12464 PR middle-end/34163
12465 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
12466 if t +- x is known to not overflow and the conversion widens the
12468 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
12470 2009-07-03 Jan Hubicka <jh@suse.cz>
12472 * ipa-pure-const.c (analyze): Update loop optimizer init.
12473 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
12474 try_remove_empty_loop, remove_empty_loops): Remove.
12475 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
12476 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
12477 to mark regular loops as neccesary.
12478 (degenerate_phi_p): New function.
12479 (propagate_necessity, remove_dead_phis): Use it.
12480 (forward_edge_to_pdom): Likewise.
12481 (eliminate_unnecessary_stmts): Take care to remove uses of results of
12482 virtual PHI nodes that became unreachable.
12483 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
12484 * tree-flow.h (remove_empty_loops): Remove.
12485 * passes.c (init_optimization_passes): Remove.
12487 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
12489 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
12490 can_create_pseudo_p.
12491 (*fix_trunc<mode>_i387_1): Ditto.
12492 (*floathi<mode>2_1): Ditto.
12493 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
12494 (*fistdi2_1): Ditto.
12495 (*fist<mode>2_1): Ditto.
12496 (frndintxf2_floor): Ditto.
12497 (*fist<mode>2_floor_1): Ditto.
12498 (frndintxf2_ceil): Ditto.
12499 (*fist<mode>2_ceil_1): Ditto.
12500 (frndintxf2_trunc): Ditto.
12501 (frndintxf2_mask_pm): Ditto.
12502 (fxam<mode>2_i387_with_temp): Ditto.
12503 * config/i386/sse.md (mulv16qi3): Ditto.
12504 (*sse2_mulv4si3): Ditto.
12506 (sse4_2_pcmpestr): Ditto.
12507 (sse4_2_pcmpistr): Ditto.
12509 2009-07-03 Jan Hubicka <jh@suse.cz>
12511 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
12512 (mark_stmt_necessary): Set it.
12513 (mark_operand_necessary): Set it.
12514 (mark_control_dependent_edges_necessary): Set it.
12515 (mark_virtual_phi_result_for_renaming): New function.
12516 (get_live_post_dom): New function.
12517 (forward_edge_to_pdom): New function.
12518 (remove_dead_stmt): Fix handling of control dependences.
12519 (tree_dce_init): Init new bitmap.
12520 (tree_dce_done): Free it.
12522 2009-07-02 Richard Guenther <rguenther@suse.de>
12525 * tree-ssa-structalias.c (new_var_info): Initialize
12528 2009-07-02 Jan Hubicka <jh@suse.cz>
12530 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
12533 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
12535 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
12536 instead of recomputing it. Adjust calls.
12537 (emit_store_flag): Adjust recursive calls.
12539 2009-07-02 Richard Guenther <rguenther@suse.de>
12541 * tree-ssa-live.c (remove_unused_locals): Do not remove
12543 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
12544 of DECL_EXTERNAL for HEAP variables.
12545 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
12546 HEAP variables. Do not adjust RESTRICT vars.
12547 (find_what_var_points_to): Nobody cares if something
12548 points to READONLY.
12550 2009-07-02 Ben Elliston <bje@au.ibm.com>
12552 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
12553 pc_low and pc_high declarations to the top of the function.
12555 2009-07-01 DJ Delorie <dj@redhat.com>
12557 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
12558 registers as fixed.
12559 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
12560 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
12561 unspecified accesses to control registers.
12562 * config/mep/intrinsics.md: Regenerate.
12563 * config/mep/intrinsics.h: Regenerate.
12564 * config/mep/mep-intrin.h: Regenerate.
12566 2009-07-01 Anthony Green <green@moxielogic.com>
12568 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
12569 instruction when possible.
12570 (moxie_expand_prologue): Ditto. Also, save an instruction and
12571 some complexity by popping off of $r12 instead of $sp.
12572 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
12575 2009-07-01 Richard Henderson <rth@redhat.com>
12578 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
12579 contained no insns, reposition note before last insn.
12581 2009-07-01 Richard Henderson <rth@redhat.com>
12584 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
12585 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
12587 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
12590 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
12591 darwin9 for printing reg addresses with %y.
12593 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
12595 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
12596 truncation from operands in binary operations.
12598 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
12601 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
12602 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
12603 subreg of op0 to the original op0.
12605 * expmed.c (store_bit_field_1): Use a temporary as the destination
12606 instead of a paradoxical subreg when we need to truncate the result.
12608 2009-07-01 DJ Delorie <dj@redhat.com>
12610 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
12611 names to VLIW variants.
12612 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
12613 * config/mep/intrinsics.md: Regenerate.
12614 * config/mep/intrinsics.h: Regenerate.
12615 * config/mep/mep-intrin.h: Regenerate.
12617 2009-07-01 Jakub Jelinek <jakub@redhat.com>
12620 * jump.c (returnjump_p): Revert last patch.
12621 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
12623 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12626 * pa.md (casesi32p): Use jump table label to determine the offset
12628 (casesi64p): Likewise.
12630 * pa.c (forward_branch_p): Return bool type. Use instruction
12631 addresses when available. Assert that INSN has a jump label.
12632 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
12635 2009-07-01 Richard Guenther <rguenther@suse.de>
12637 PR tree-optimization/19831
12638 * tree-ssa-dce.c (propagate_necessity): Calls to functions
12639 that only act as barriers do not make any previous stores necessary.
12640 * tree-ssa-structalias.c (handle_lhs_call): Delay making
12641 HEAP variables global, do not add a constraint from nonlocal.
12642 (find_func_aliases): Handle escapes through return statements.
12643 (compute_points_to_sets): Make escaped HEAP variables global.
12645 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
12648 * expmed.c (emit_store_flag): Perform a conversion if necessary,
12649 after reducing a DImode cstore to SImode.
12651 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
12653 * expr.c (expand_expr_real_1): Reinstate fallthrough to
12654 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
12656 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
12658 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
12659 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
12661 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
12662 and umod_optab if TARGET_BSD_DIVMOD.
12663 * config/vax/lib1funcs.asm: New file.
12664 * config/vax/t-linux: New file.
12665 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
12667 2009-06-30 Jakub Jelinek <jakub@redhat.com>
12670 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
12671 to type arguments that have void type.
12674 * dwarf2out.c (gen_formal_parameter_die): Call
12675 equate_decl_number_to_die if node is different from origin.
12677 2009-06-30 Anthony Green <green@moxielogic.com>
12679 Clean up moxie port for --enable-build-with-cxx.
12680 * config/moxie/moxie.c (moxie_function_value): First two
12681 parameters are const_tree, not tree.
12682 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
12683 (REG_CLASS_NAMES): Ditto.
12684 (REGNO_REG_CLASS): Ditto.
12685 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
12686 (moxie_function_value): Fix constyness of arguments.
12688 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
12690 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
12691 finalize_size_functions before further processing.
12692 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
12693 (variable_size): Call self_referential_size on size expressions
12694 that contain a PLACEHOLDER_EXPR.
12695 (size_functions): New static variable.
12696 (copy_self_referential_tree_r): New static function.
12697 (self_referential_size): Likewise.
12698 (finalize_size_functions): New global function.
12699 * tree.c: Include tree-inline.h.
12700 (push_without_duplicates): New static function.
12701 (find_placeholder_in_expr): New global function.
12702 (substitute_in_expr) <tcc_declaration>: Return the replacement object
12704 <tcc_expression>: Likewise.
12705 <tcc_vl_exp>: If the replacement object is a constant, try to inline
12706 the call in the expression.
12707 * tree.h (finalize_size_functions): Declare.
12708 (find_placeholder_in_expr): Likewise.
12709 (FIND_PLACEHOLDER_IN_EXPR): New macro.
12710 (substitute_placeholder_in_expr): Update comment.
12711 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
12713 (copy_tree_body_r): Likewise.
12714 (copy_tree_body): New static function.
12715 (maybe_inline_call_in_expr): New global function.
12716 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
12717 (maybe_inline_call_in_expr): Declare.
12718 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
12719 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
12722 2009-06-30 Richard Guenther <rguenther@suse.de>
12724 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
12726 (propagate_necessity): Do not mark reaching defs of stores
12729 2009-06-30 Jan Hubicka <jh@suse.cz>
12731 * cfgloopanal.c (check_irred): Move into ...
12732 (mark_irreducible_loops): ... here; return true if ireducible
12734 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
12735 (analyze_function): Try to prove loop finiteness.
12736 * cfgloop.h (mark_irreducible_loops): Update prototype.
12737 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
12739 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
12741 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
12743 2009-06-30 Ira Rosen <irar@il.ibm.com>
12745 PR tree-optimization/40542
12746 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
12749 2009-06-30 Martin Jambor <mjambor@suse.cz>
12751 PR tree-optimization/40582
12752 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
12753 than useless_type_conversion_p.
12754 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
12757 2009-06-30 Martin Jambor <mjambor@suse.cz>
12759 PR middle-end/40554
12760 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
12762 2009-06-30 Richard Guenther <rguenther@suse.de>
12764 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
12765 use ao_ref references.
12766 (walk_aliased_vdefs): Likewise.
12767 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
12768 * tree-ssa-dce.c (struct ref_data): Remove.
12769 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
12770 (mark_aliased_reaching_defs_necessary): Adjust.
12771 (mark_all_reaching_defs_necessary_1): Likewise.
12773 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
12776 * expmed.c (emit_cstore): New name of emit_store_flag_1.
12777 (emit_store_flag_1): Extract from emit_store_flag, adjust
12778 calls to (what now is) emit_cstore.
12779 (emit_store_flag): Call emit_store_flag_1 and also use it
12780 for what used to be recursive calls.
12782 2009-06-30 Wei Guozhi <carrot@google.com>
12785 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
12786 if the target bb post dominates from bb.
12787 * config/i386/i386.c (memory_address_length): Check existence of base
12788 register before using it.
12790 2009-06-30 Nick Clifton <nickc@redhat.com>
12791 DJ Delorie <dj@redhat.com>
12793 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
12794 __FMOVD_ENABLED__ is defined.
12796 (TARGET_FMOVD): Provide a default definition.
12797 (MASK_FMOVD): Likewise.
12798 (TARGET_CPU_CPP_BUILTINS): Define
12799 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
12800 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
12801 two fmov instructions depending upon whether TARGET_FMOVD is
12803 (split for DF load from memory into register): Also handle
12804 MEMs which consist of REG+DISP addressing.
12805 (split for DF store from register to memory): Likewise.
12806 * config/sh/sh.opt (mfmovd): Remove this switch.
12807 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
12808 * config/sh/sh.c (sh_override_options): Do not automatically
12809 enable TARGET_MOVD for the SH2A when supporting doubles - leave
12810 that to the -mfmovd command line switch.
12812 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
12814 (fldi_ok): Always allow.
12815 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
12817 2009-06-29 DJ Delorie <dj@redhat.com>
12819 * doc/install.texi (mep-x-elf): Correct chip's full name.
12821 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
12823 * doc/extend.texi: Fix typo.
12825 2009-06-29 Tom Tromey <tromey@redhat.com>
12827 * dwarf2.h: Remove.
12828 * Makefile.in (DWARF2_H): New variable.
12829 (except.o): Use it.
12830 (dwarf2out.o): Likewise.
12831 (dwarf2asm.o): Likewise.
12832 * config/i386/t-i386: Use DWARF2_H.
12833 * except.c: Include elf/dwarf2.h.
12834 * unwind-dw2.c: Include elf/dwarf2.h.
12835 * dwarf2out.c: Include elf/dwarf2.h.
12836 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
12837 <dtprel>: New field.
12838 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
12839 (size_of_loc_descr): Likewise.
12840 (output_loc_operands_raw): Likewise.
12841 (output_loc_operands): Handle new dtprel field.
12842 (loc_checksum): Update.
12843 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
12844 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
12845 * unwind-dw2-fde.c: Include elf/dwarf2.h.
12846 * dwarf2asm.c: Include elf/dwarf2.h.
12847 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
12848 * config/mmix/mmix.c: Include elf/dwarf2.h.
12849 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
12850 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
12851 * config/sh/sh.c: Include elf/dwarf2.h.
12852 * config/i386/i386.c: Include elf/dwarf2.h.
12854 2009-06-29 DJ Delorie <dj@redhat.com>
12856 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
12858 * doc/extend.texi: Add MeP attributes and pragmas.
12859 * doc/invoke.text: Add MeP Options.
12860 * doc/contrib.texi: Add MeP contribution.
12861 * doc/md.texi: Add MeP constraints.
12862 * doc/install.texi: Add MeP target.
12864 2009-06-30 Anatoly Sokolov <aesok@post.ru>
12866 * target.h (struct gcc_target): Add frame_pointer_required field.
12867 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
12868 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
12869 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
12871 * reload1.c (update_eliminables): (Ditto.).
12872 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
12873 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
12874 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
12876 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
12878 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
12879 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12880 (arm_frame_pointer_required): New function.
12882 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
12883 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12884 (avr_frame_pointer_required_p): Declare as static.
12885 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
12887 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
12888 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12889 (bfin_frame_pointer_required): Make as static, change return type
12891 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
12893 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
12894 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12895 (cris_frame_pointer_required): New function.
12897 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
12899 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
12900 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12901 (fr30_frame_pointer_required): New function.
12903 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
12904 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12905 (frv_frame_pointer_required): Make as static, change return type
12907 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
12909 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
12910 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12911 (ix86_frame_pointer_required): Make as static, change return type to
12913 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
12915 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
12916 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12918 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
12920 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
12922 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
12924 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
12925 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12926 (mips_frame_pointer_required): Make as static.
12927 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
12929 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
12930 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12931 (mmix_frame_pointer_required): Mew function.
12933 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
12934 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12936 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
12938 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
12940 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
12942 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
12943 (CAN_ELIMINATE): Redefine.
12944 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12945 (sparc_frame_pointer_required): New function.
12946 (sparc_can_eliminate): New function.
12947 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
12949 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
12950 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12952 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
12953 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12954 (xtensa_frame_pointer_required): Make as static, change return type
12956 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
12959 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
12961 * doc/plugins.texi: Document PLUGIN_START_UNIT.
12962 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
12963 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
12964 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
12965 (register_callback): Handle PLUGIN_START_UNIT.
12966 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
12968 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
12970 * tree.c (process_call_operands): Propagate TREE_READONLY from the
12972 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
12973 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
12975 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
12977 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
12980 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
12982 * doc/extend.texi (Additional Floating Types): __float128 is also
12983 supported on i386 targets.
12985 2009-06-29 Richard Guenther <rguenther@suse.de>
12987 PR middle-end/14187
12988 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
12990 (pt_solutions_same_restrict_base): Declare.
12991 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
12993 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
12994 (make_constraint_from, make_copy_constraint): Move earlier.
12995 (make_constraint_from_heapvar): New function.
12996 (make_constraint_from_restrict): Likewise.
12997 (handle_lhs_call): Use it.
12998 (find_func_aliases): Use it to track conversions to restrict
12999 qualified pointers.
13000 (struct fieldoff): Add only_restrict_pointers flag.
13001 (push_fields_onto_fieldstack): Initialize it.
13002 (create_variable_info_for): Track global restrict qualified pointers.
13003 (intra_create_variable_infos): Use make_constraint_from_heapvar.
13004 Track restrict qualified pointer arguments.
13005 (set_uids_in_ptset): Use varinfo is_global_var flag.
13006 (find_what_var_points_to): Set the vars_contains_restrict flag.
13007 Always create the points-to solution for sets including restrict tags.
13008 (pt_solutions_same_restrict_base): New function.
13009 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
13010 qualified pointers use pt_solutions_same_restrict_base as
13011 additional source for disambiguation.
13013 2009-06-29 Richard Guenther <rguenther@suse.de>
13015 PR middle-end/38212
13016 * alias.c (find_base_decl): Remove.
13017 (get_deref_alias_set_1): Remove restrict handling.
13018 * c-common.c (c_apply_type_quals_to_decl): Do not set
13019 DECL_POINTER_ALIAS_SET.
13020 * gimplify.c (find_single_pointer_decl_1): Remove.
13021 (find_single_pointer_decl): Likewise.
13022 (internal_get_tmp_var): Remove restrict handling.
13023 (gimple_regimplify_operands): Likewise.
13024 * omp-low.c (expand_omp_atomic_pipeline): Do not set
13025 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
13026 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
13027 * tree.c (restrict_base_for_decl): Remove.
13028 (init_ttree): Do not allocate it.
13029 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
13030 LABEL_DECL_UID for label decls.
13031 (copy_node_stat): Do not copy restrict information.
13032 (decl_restrict_base_lookup): Remove.
13033 (decl_restrict_base_insert): Likewise.
13034 (print_restrict_base_statistics): Likewise.
13035 (dump_tree_statistics): Do not call print_restrict_base_statistics.
13036 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
13037 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
13038 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
13039 (LABEL_DECL_UID): Adjust.
13040 (DECL_BASED_ON_RESTRICT_P): Remove.
13041 (DECL_GET_RESTRICT_BASE): Likewise.
13042 (SET_DECL_RESTRICT_BASE): Likewise.
13043 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
13045 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
13046 instead of DECL_POINTER_ALIAS_SET.
13047 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13048 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
13049 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
13051 2009-06-29 Richard Guenther <rguenther@suse.de>
13053 PR tree-optimization/40579
13054 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
13055 the IL to simplify has constants that overflowed.
13057 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
13059 PR tree-optimization/40550
13060 * tree-vect-generic.c (expand_vector_operations_1): Compute in
13061 vector_compute_type only when the size of vector_compute_type is
13062 less than the size of type.
13064 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
13066 * fold-const.c (contains_label_1): Fix comments.
13067 (contains_label_p): Do not walk trees multiple time.
13069 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13071 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
13072 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
13073 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
13074 ix86_fp_comparison_operator.
13075 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
13076 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
13077 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
13078 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
13079 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
13080 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
13081 (related splits): Change predicate to ix86_fp_comparison_operator.
13082 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
13083 instead of ix86_fp_comparison_codes.
13084 (ix86_trivial_fp_comparison_operator,
13085 ix86_fp_comparison_operator): New.
13086 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
13087 (ix86_expand_compare): Eliminate last two parameters.
13088 (ix86_fp_jump_nontrivial_p): Kill.
13089 * config/i386/i386.c (put_condition_code): Eliminate call to
13090 ix86_fp_comparison_codes and subsequent assertion.
13091 (ix86_fp_comparison_codes): Eliminate.
13092 (ix86_fp_swap_condition): New.
13093 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
13094 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
13095 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
13096 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
13097 and ix86_fp_swap_condition.
13098 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
13099 Use ix86_fp_comparison_strategy.
13100 (ix86_expand_compare): Likewise. Eliminate last two arguments.
13101 (ix86_fp_jump_nontrivial_p): Eliminate.
13102 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
13103 call to ix86_expand_compare.
13104 (ix86_split_fp_branch, ix86_expand_setcc,
13105 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
13106 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
13108 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13110 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
13111 related to jump_clobbers.
13112 * config/arm/arm.md (conds): Remove jump_clob case.
13113 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
13114 splits): Change comparison_operator to arm_comparison_operator.
13115 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
13118 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13120 * dojump.c (do_compare_rtx_and_jump): Try swapping the
13121 condition for floating point modes.
13122 * expmed.c (emit_store_flag_1): Move here a bigger part
13123 of emit_store_flag.
13124 (emit_store_flag): Try swapping the condition for floating point
13126 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
13128 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13130 * expr.c (expand_expr_real_1): Just use do_store_flag.
13131 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
13132 emit_store_flag_force.
13133 * expmed.c (emit_store_flag_force): Copy here trick
13134 previously in expand_expr_real_1. Try reversing the comparison.
13135 (emit_store_flag_1): Work if target is NULL.
13136 (emit_store_flag): Work if target is NULL, using the result mode
13137 from the comparison. Use split_comparison, restructure final part
13138 to simplify conditionals.
13140 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13142 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
13143 * dojump.c (do_jump): Change handling of floating-point
13144 ops to use just do_compare_and_jump.
13145 (split_comparison): New.
13146 (do_compare_rtx_and_jump): Add here logic coming previously
13147 in do_jump, using split_comparison.
13149 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
13152 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
13154 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13156 * tree-ssa-alias.c: Fix unintentional commit.
13158 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13160 * passes.c (execute_one_pass): Fix unintentional commit.
13162 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13164 * df-problems.c (df_set_seen, df_unset_seen): Delete.
13165 (df_rd_local_compute, df_md_local_compute): Inline them.
13167 (df_md_scratch): New.
13168 (df_md_alloc, df_md_free): Allocate/free it.
13169 (df_md_local_compute): Only include live registers in init.
13170 (df_md_transfer_function): Prune the in-set computed by
13171 the confluence function, and the gen-set too.
13173 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13175 PR rtl-optimization/26854
13176 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
13177 * df-problems.c (df_rd_add_problem): Fix comment.
13178 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
13179 df_md_simulate_artificial_defs_at_top,
13180 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
13181 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
13182 df_md_transfer_function, df_md_init, df_md_confluence_0,
13183 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
13184 problem_MD, df_md_add_problem): New.
13185 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
13186 df_md_get_bb_info): New.
13187 (DF_LAST_PROBLEM_PLUS1): Adjust.
13189 * Makefile.in (fwprop.o): Include domwalk.h.
13190 * fwprop.c: Include domwalk.h.
13191 (reg_defs, reg_defs_stack): New.
13192 (bitmap_only_bit_between): Remove.
13193 (process_defs): New.
13194 (process_uses): Use reg_defs and local_md instead of
13195 bitmap_only_bit_between and local_rd.
13196 (single_def_use_enter_block): New, from build_single_def_use_links.
13197 (single_def_use_leave_block): New.
13198 (build_single_def_use_links): Remove code moved to
13199 single_def_use_enter_block, invoke domwalk.
13200 (use_killed_between): Adjust comment.
13202 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13204 * bitmap.h (bitmap_ior_and_into): New.
13205 * bitmap.c (bitmap_ior_and_into): New.
13207 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13209 * domwalk.h (struct dom_walk_data): Remove all callbacks except
13210 before_dom_children_before_stmts and after_dom_children_after_stmts.
13211 Rename the two remaining callbacks to just before_dom_children and
13212 after_dom_children. Remove other GIMPLE statement walking bits.
13213 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
13214 * graphite.c: Do not include domwalk.h.
13215 * tree-into-ssa.c (interesting_blocks): New global.
13216 (struct mark_def_sites_global_data): Remove it and names_to_rename.
13217 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
13218 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
13219 now that they're not domwalk callbacks.
13220 (rewrite_initialize_block): Rename to...
13221 (rewrite_enter_block): ... this, place after called functions. Test
13222 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
13223 (rewrite_finalize_block): Rename to...
13224 (rewrite_leave_block): ... this, place after called functions.
13225 (rewrite_update_init_block): Rename to...
13226 (rewrite_update_enter_block): ... this, place after called functions.
13227 Test interesting_blocks, call rewrite_update_stmt and
13228 rewrite_update_phi_arguments.
13229 (rewrite_update_fini_block): Rename to...
13230 (rewrite_leave_block): ... this, place after called functions.
13231 (rewrite_blocks): Remove last argument, simplify initialization of
13233 (mark_def_sites_initialize_block): Rename to...
13234 (mark_def_sites_block): ... this, call mark_def_sites.
13235 (mark_def_sites_blocks): Remove argument, simplify initialization of
13237 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
13238 (update_ssa): Likewise.
13239 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
13241 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
13242 (dom_opt_initialize_block): Rename to...
13243 (dom_opt_enter_block): ... this, place after called functions. Walk
13244 statements here, inline propagate_to_outgoing_edges.
13245 (dom_opt_finalize_block): Rename to...
13246 (dom_opt_leave_block): ... this, place after called functions.
13247 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
13249 (dse_enter_block, dse_record_phi): New.
13250 (dse_record_phis): Delete.
13251 (dse_finalize_block): Rename to...
13252 (dse_leave_block): ... this.
13253 (tree_ssa_dse): Simplify initialization of walk_data.
13254 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
13255 Adjust initialization of walk_data.
13256 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
13257 * tree-ssa-loop-phiopt.c (get_non_trapping):
13258 Adjust initialization of walk_data.
13259 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
13260 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
13261 it's not a domwalk callback.
13262 (uncprop_initialize_block): Rename to...
13263 (dse_enter_block): ... this, call uncprop_into_successor_phis.
13264 (dse_finalize_block): Rename to...
13265 (dse_leave_block): ... this.
13266 (tree_ssa_uncprop): Simplify initialization of walk_data.
13267 * Makefile.in: Adjust dependencies.
13269 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
13271 * arm.md (casesi): Fix test for Thumb1.
13272 (thumb1_casesi_internal_pic): Likewise.
13273 (thumb1_casesi_dispatch): Likewise.
13275 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
13277 * config/arm/arm-cores.def: Added core cortex-m0.
13278 * config/arm/arm-tune.md: Regenerated.
13279 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
13281 2009-06-26 DJ Delorie <dj@redhat.com>
13283 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
13285 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
13286 the scheduler doesn't tag jump insns.
13288 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
13290 * c-decl.c (merge_decls): Re-indent.
13292 2009-06-26 Janis Johnson <janis187@us.ibm.com>
13295 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
13296 Special-case decimal float constants.
13298 2009-06-26 Richard Henderson <rth@redhat.com>
13300 * function.h (struct function): Add cannot_be_copied_reason,
13301 and cannot_be_copied_set.
13302 * tree-inline.c (has_label_address_in_static_1): Rename from
13303 inline_forbidden_p_2; don't set inline_forbidden_reason here.
13304 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
13305 don't set inline_forbidden_reason.
13306 (copy_forbidden): New function, split out of inline_forbidden_p.
13307 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
13308 (inline_forbidden_p): Use copy_forbidden.
13309 (tree_versionable_function_p): Likewise.
13310 (inlinable_function_p): Merge into tree_inlinable_function_p.
13311 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
13312 * ipa-cp.c (ipcp_versionable_function_p): New function.
13313 (ipcp_cloning_candidate_p): Use it.
13314 (ipcp_node_modifiable_p): Likewise.
13316 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
13318 * builtins.c (expand_builtin_alloca): Handle builtin alloca
13319 that is marked not to be inlined. Remove flag_mudflap use.
13320 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
13321 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
13323 2009-06-26 Steve Ellcey <sje@cup.hp.com>
13326 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
13327 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
13329 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
13331 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
13333 (__mingwthr_remove_key_dtor): Likewise.
13335 2009-06-26 Richard Guenther <rguenther@suse.de>
13337 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
13339 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
13341 PR middle-end/40525
13342 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
13343 try the non-cond_exec path also.
13345 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13348 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
13349 (output_cbranch): Use new functions.
13350 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
13353 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
13354 Pat Haugen <pthaugen@us.ibm.com>
13355 Revital Eres <ERES@il.ibm.com>
13357 * config/rs6000/rs6000.c (print_operand): Correct lossage message
13358 for %c error. Add %x support to print VSX registers as a unified
13359 register set, instead of separate float and altivec registers.
13360 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
13361 %y case, and add support for VSX pre-modify addresses.
13362 (output_toc): Add assert for CONST containing an integer constant
13364 (rs6000_adjust_cost): Add POWER7 support.
13365 (insn_must_be_first_in_group): Ditto.
13366 (insn_must_be_last_in_group): Ditto.
13367 (rs6000_emit_popcount): Ditto.
13368 (rs6000_vector_mode_supported_p): Ditto.
13370 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
13371 Change some of the functions called by macros to being called
13372 through a pointer, so debug functions can be inserted if
13373 -mdebug=addr or -mdebug=cost.
13374 (rs6000_preferred_reload_class_ptr): Ditto.
13375 (rs6000_secondary_reload_class_ptr): Ditto.
13376 (rs6000_secondary_memory_needed_ptr): Ditto.
13377 (rs6000_cannot_change_mode_class_ptr): Ditto.
13378 (rs6000_secondary_reload_inner): Ditto.
13379 (rs6000_legitimize_reload_address): Ditto.
13380 (rs6000_legitimize_reload_address_ptr): Ditto.
13381 (rs6000_mode_dependent_address): Ditto.
13382 (rs6000_mode_dependent_address_ptr): Ditto.
13384 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
13385 function to return true if the mode allows reg + integer
13387 (virtual_stack_registers_memory_p): New function to return true if
13388 the address refers to a virtual stack register.
13389 (rs6000_legitimate_offset_address_p): Move code to say whether a
13390 mode supports reg+int addressing to reg_offset_addressing_ok_p and
13392 (rs6000_legitimate_address_p): Add checks for modes that only can
13393 do reg+reg addressing. Start adding VSX support.
13394 (rs6000_legitimize_reload_address): Ditto.
13395 (rs6000_legitimize_address): Ditto.
13396 (rs6000_debug_legitimate_address_p): New debug functions for
13397 -mdebug=addr and -mdebug=cost.
13398 (rs6000_debug_rtx_costs): Ditto.
13399 (rs6000_debug_address_costs): Ditto.
13400 (rs6000_debug_adjust_cost): Ditto.
13401 (rs6000_debug_legitimize_address): Ditto.
13402 (rs6000_legitimize_reload_address_ptr): Point to call normal
13403 function or debug function. Make functions called via pointer
13405 (rs6000_mode_dependent_address_ptr): Ditto.
13406 (rs6000_secondary_reload_class_ptr): Ditto.
13407 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
13408 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
13409 into a friendlier error.
13410 (rs6000_init_builtins): Add initial VSX support.
13411 (rs6000_adjust_cost): Fix some spacing issues.
13413 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
13414 (REG_CLASS_NAMES): Ditto.
13415 (REG_CLASS_CONTENTS): Ditto.
13416 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
13417 pointer, to add -mdebug=addr support.
13418 (CANNOT_CHANGE_MODE_CLASS): Ditto.
13419 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
13420 -mdebug=addr support.
13421 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
13422 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
13423 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
13425 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
13427 (bswapsi*): Set attribute types for load/store. Add combiner
13428 patterns to eliminate zero extend on 64-bit.
13429 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
13430 stdbrx if the hardware supports those instructions.
13432 2009-06-25 Ian Lance Taylor <iant@google.com>
13434 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
13435 (Link Options): Document -static-libstdc++.
13437 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13440 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
13441 DATA_ALIGNMENT instead.
13443 2009-06-25 Richard Guenther <rguenther@suse.de>
13445 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
13446 indirect references against the callused/escaped solutions.
13447 (call_may_clobber_ref_p_1): Likewise.
13449 2009-06-25 Martin Jambor <mjambor@suse.cz>
13451 PR tree-optimization/40493
13452 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
13453 (enum unscalarized_data_handling): New type.
13454 (handle_unscalarized_data_in_subtree): Return what has been done.
13455 (load_assign_lhs_subreplacements): Handle left flushes differently.
13456 (sra_modify_assign): Use unscalarized_data_handling, simplified
13457 condition determining whether to remove the statement.
13459 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
13461 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
13462 excerpt - @ should be doubled for texinfo.
13464 2009-06-24 Ian Lance Taylor <iant@google.com>
13466 * config/arc/arc.c: Include "df.h".
13467 (arc_attribute_table): Make static. Move higher in file.
13468 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
13469 (output_shift): Initialize n later to avoid warning.
13470 * config/arm/arm.c (arm_attribute_table): Make static. Move
13472 * config/avr/avr.c (avr_attribute_table): Make static. Move
13474 (reg_class_tab): Change array type from int to enum reg_class.
13475 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
13477 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
13478 (lshrhi3_out): Likewise.
13479 (class_likely_spilled_p): Change return type to bool.
13480 (avr_rtx_costs): Use local code variable with enum type.
13481 * config/avr/avr.md (movmemhi): Use add_reg_note.
13482 (andhi3, andsi3): Don't use AS2 with "and".
13483 (iorhi3, iorsi3): Don't use AS2 with "or".
13484 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
13485 * config/crx/crx.c: Include "df.h".
13486 (crx_attribute_table): Make static.
13487 * config/m32r/m32r.c: Include "df.h".
13488 (m32r_attribute_table): Make static. Move higher in file.
13489 (pop): Use add_reg_note.
13490 (block_move_call): Change 0 to LCT_NORMAL in function call.
13491 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
13492 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
13493 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
13494 declare, not just when TREE_CODE is defined.
13495 * config/m68hc11/m68hc11.c: Include "expr.h".
13496 (m68hc11_attribute_table): Make static. Move higher in file.
13497 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
13499 (m68hc11_register_indirect_p): Likewise.
13500 (m68hc11_function_arg_padding): Change return type to enum
13502 (emit_move_after_reload): Use add_reg_note.
13503 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
13504 (m68hc11_split_logical): Likewise.
13505 (m68hc11_rtx_costs): Add local code_and outer_code variables with
13507 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
13508 to VOIDmode in function call.
13509 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
13511 (m68hc11_split_logical): Update declaration.
13512 (m68hc11_function_arg_padding): Update declaration.
13513 * config/mcore/mcore.c (regno_reg_class): Change form array of int
13514 to array of enum reg_class.
13515 (mcore_attribute_table): Make static. Move higher in file.
13516 (mcore_rtx_costs): Add cast to enum type.
13517 * config/mcore/mcore.h (regno_reg_class): Update declaration.
13518 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
13519 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
13521 * config/sh/predicates.md (trapping_target_operand): Rename and to
13523 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
13525 * config/spu/spu.c (spu_attribute_table): Make static. Move
13527 * config/v850/v850.c (v850_attribute_table): Make static. Move
13529 (v850_rtx_costs): Use local code with enum type.
13530 (expand_epilogue): Add cast.
13531 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
13533 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
13536 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
13537 -m2a-single-only and -m2a-nofpu.
13538 * config/sh/sh.opt: Document m2a generates FPU code.
13540 2009-06-24 Anatoly Sokolov <aesok@post.ru>
13542 * defaults.h (CAN_ELIMINATE): Provide default.
13543 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
13544 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
13545 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
13546 * config/spu/spu.h (CAN_ELIMINATE): Delete.
13547 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
13548 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
13549 * config/cris/cris.h (CAN_ELIMINATE): Delete.
13550 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
13551 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
13552 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
13554 2009-06-24 DJ Delorie <dj@redhat.com>
13556 * mep-ext-cop.cpu: Fix copyright notice.
13557 * mep-default: Fix copyright notice.
13558 * mep-core: Fix copyright notice.
13559 * mep: Fix copyright notice.
13560 * mep-ivc2: Fix copyright notice.
13561 * mep-c5: Fix copyright notice.
13563 2009-06-24 Denis Chertykov <chertykov@gmail.com>
13565 * doc/contrib.texi (Contributors):
13567 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
13569 PR middle-end/40501
13570 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
13571 src and dst operands if necessary.
13573 2009-06-23 DJ Delorie <dj@redhat.com>
13576 * config.gcc: Add mep support.
13577 * recog.c: Resurrect validate_replace_rtx_subexp().
13578 * recog.h: Likewise.
13579 * config/mep/: Add new port:
13580 * config/mep/constraints.md: New file.
13581 * config/mep/default.h: New file.
13582 * config/mep/intrinsics.h: New file.
13583 * config/mep/intrinsics.md: New file.
13584 * config/mep/ivc2-template.h: New file.
13585 * config/mep/mep-c5.cpu: New file.
13586 * config/mep/mep-core.cpu: New file.
13587 * config/mep/mep-default.cpu: New file.
13588 * config/mep/mep-ext-cop.cpu: New file.
13589 * config/mep/mep-intrin.h: New file.
13590 * config/mep/mep-ivc2.cpu: New file.
13591 * config/mep/mep-lib1.asm: New file.
13592 * config/mep/mep-lib2.c: New file.
13593 * config/mep/mep-pragma.c: New file.
13594 * config/mep/mep-protos.h: New file.
13595 * config/mep/mep-tramp.c: New file.
13596 * config/mep/mep.c: New file.
13597 * config/mep/mep.cpu: New file.
13598 * config/mep/mep.h: New file.
13599 * config/mep/mep.md: New file.
13600 * config/mep/mep.opt: New file.
13601 * config/mep/predicates.md: New file.
13602 * config/mep/t-mep: New file.
13604 2009-06-23 Ian Lance Taylor <iant@google.com>
13606 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
13607 from loose_warn into c_loose_warn and from strict_warn into
13608 c_strict_warn. Set and substitute warn_cxxflags. Check for
13609 --enable-build-with-cxx. Set and substitute
13610 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
13611 * Makefile.in (CXXFLAGS): New variable.
13612 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
13613 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
13614 the default is the same as $(STRICT_WARN).
13615 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
13616 (CXX): New variable.
13617 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
13618 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
13619 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
13620 (HOST_LIBS): New variable.
13621 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
13622 (ALL_CXXFLAGS): New variable.
13623 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
13624 * doc/install.texi (Configuration): Document
13625 --enable-build-with-cxx, --with-stage1-ldflags,
13626 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
13627 * configure: Rebuild.
13629 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13631 * config/arm/arm.c (arm_override_options): Fix braces and formatting
13632 from previous commit.
13634 2009-06-23 Ian Lance Taylor <iant@google.com>
13636 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
13638 2009-06-23 Ian Lance Taylor <iant@google.com>
13640 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
13641 with ATTRIBUTE_UNUSED.
13643 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13644 Pat Haugen <pthaugen@us.ibm.com>
13645 Revital Eres <eres@il.ibm.com>
13647 * config.in (HAVE_AS_POPCNTD): Add default definition.
13648 (HAVE_AS_LWSYNC): Ditto.
13650 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
13652 (gcc_cv_as_powerpc_cmpb): Ditto.
13653 (gcc_cv_as_powerpc_dfp): Ditto.
13654 (gcc_cv_as_powerpc_vsx): Ditto.
13655 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
13656 supporting the popcntd/lwsync instructions.
13657 (gcc_cv_as_powerpc_lwsync): Ditto.
13658 * configure: Regenerate.
13660 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
13661 -mcpu=native and -mcpu=power7.
13662 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
13664 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
13665 a variable instead of a mask to reduce the number of mask bits.
13666 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
13667 (-mbit-word): Ditto.
13668 (-mregnames): Ditto.
13669 * config/rs6000/rs6000.opt (-mupdate): Ditto.
13670 (-mfused-madd): Ditto.
13672 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
13674 (-mvsx): New switch for VSX instructions.
13675 (-misel): Move from a variable to a mask to allow it to be set by
13678 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
13679 function declaration to an array declaration.
13680 (rs6000_hard_regno_nregs): New external array declaration.
13682 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
13683 files included by rs6000.md.
13685 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
13686 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
13688 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
13690 (rs6000_debug_reg): New -mdebug= variables.
13691 (rs6000_debug_addr): Ditto.
13692 (rs6000_debug_cost): Ditto.
13693 (rs6000_pmode): New variable to hold Pmode.
13694 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
13695 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
13696 calculated at compiler start.
13697 (rs6000_hard_regno_nregs): Change function to an array which holds
13698 HARD_REGNO_NREGS calculated at compiler start.
13699 (rs6000_explicit_options): Delete isel field.
13700 (rs6000_vector_unit): New array to hold which vector unit
13701 supports arithmetic options for a given type.
13702 (rs6000_vector_mem): New array to hold which vector unit supports
13703 memory reference operations for a given type.
13704 (rs6000_vector_align): New array to given the alignment of each
13706 (power7_cost): New basic costs for power7.
13707 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
13708 (rs6000_hard_regno_nregs_internal): New function, moved from
13709 HARD_REGNO_NREGS, to calculate the number of registers each hard
13710 register takes for each type.
13711 (rs6000_debug_reg_print): New function for -mdebug=reg support.
13712 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
13713 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
13714 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
13715 unit information here so it is calculated once at compiler startup
13717 (rs6000_override_options): Make -misel a target mask. Add more
13718 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
13719 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
13721 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
13722 (rs6000_handle_option): Move -misel from variable to target mask.
13723 (rs6000_builtin_mask_for_load): Add VSX support.
13724 (rs6000_conditional_register_usage): Ditto.
13725 (USE_ALTIVEC_FOR_ARG_P): Ditto.
13726 (function_arg_boundary): Ditto.
13727 (rs6000_expand_builtin): Ditto.
13728 (def_builtin): Make abort message a little friendlier.
13729 (rs6000_emit_int_cmove): Add support for 64-bit isel.
13731 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
13732 assembler support the popcntd instruction instead of a vsx
13733 instruction to enable power7 support.
13734 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
13735 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
13736 option to the assembler if -mcpu=native.
13737 (ASM_CPU_NATIVE_SPEC): Ditto.
13738 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
13740 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
13741 the lwsync instruction.
13742 (enum processor_type): Add PROCESSOR_POWER7.
13743 (rs6000_debug_reg): New -mdebug= options.
13744 (rs6000_debug_addr): Ditto.
13745 (rs6000_debug_cost): Ditto.
13746 (rs6000_isel): Delete.
13747 (enum rs6000_vector): New enum to say what vector unit we have.
13748 (VECTOR_UNIT_*): New macros to say which vector unit has
13749 arithmetic operations for a given type.
13750 (VECTOR_MEM_*): New macros to say which vector unit has memory
13751 operations for a given type.
13752 (TARGET_LDBRX): Whether the machine supports the ldbrx
13754 (TARGET_ISEL): Delete, -misel moved to be a mask.
13755 (TARGET_ISEL64): New macro for 64-bit isel support.
13756 (UNITS_PER_VSX_WORD): New macro.
13757 (POINTER_SIZE): Move to be an external variable, rather than
13758 calculating whether we are generating 32 ot 64-bit code.
13760 (STACK_BOUNDARY): Add VSX support.
13761 (LOCAL_ALIGNMENT): Ditto.
13762 (SLOW_UNALIGNED_ACCESS): Ditto.
13763 (VSX_REGNO_P): New macro for VSX support.
13764 (VFLOAT_REGNO_P): Ditto.
13765 (VINT_REGNO_P): Ditto.
13766 (VLOGICAL_REGNO_P): Ditto.
13767 (VSX_VECTOR_MODE): Ditto.
13768 (VSX_SCALAR_MODE): Ditto.
13770 (VSX_MOVE_MODE): Ditto.
13771 (VSX_REG_CLASS_P): Ditto.
13772 (HARD_REGNO_NREGS): Instead of calling a function, use an array
13774 (UNITS_PER_SIMD_WORD): Add VSX support.
13775 (MODES_TIEABLE_P): Ditto.
13776 (STARTING_FRAME_OFFSET): Ditto.
13777 (STACK_DYNAMIC_OFFSET): Ditto.
13778 (EPILOGUE_USES): Ditto.
13779 (REGNO_REG_CLASS): Move to array lookup.
13780 (CLASS_MAX_NREGS): Ditto.
13781 (rs6000_vector_reg_class): Add declaration.
13782 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
13783 overlap with the floating point and Altivec registers.
13785 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
13787 * config/rs6000/driver-rs6000.c (asm_names): New static array to
13788 give the appropriate asm switches if -mcpu=native.
13789 (host_detect_local_cpu): Add support for "asm".
13790 (host_detect_local_cpu): Follow GNU code guidelines for name.
13792 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
13793 -mbit-word to a variable instead of being a target mask.
13795 * config/rs6000/sync.md (lwsync): If the assembler supports it,
13796 emit the lwsync instruction instead of emitting the instruction as
13797 an integer constant.
13799 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
13800 fixuns_trundfsi2, move expander into rs6000.md.
13802 * config/rs6000/rs6000.md (cpu): Add power7.
13803 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
13804 (logical predicate patterns): Change the single instruction
13805 primitives that set CR0 to be fast_compare instead of compare.
13807 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
13808 (popcntddi2): Ditto.
13809 (popcount<mode>): Ditto.
13810 (floating multiply/add insns): Name the floating point
13811 multiply/add insns.
13812 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
13813 (isel_unsigned_<mode>): Ditto.
13814 (fixuns_trundfsi2): Move expander here from spe.md.
13815 (smindi3): Define if we have -misel on 64-bit systems.
13820 2009-06-23 Anatoly Sokolov <aesok@post.ru>
13822 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
13824 * config/avr/avr.c (avr_current_device): New variable.
13825 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
13826 (avr_arch, mcu_type_s): Move to avr.h.
13827 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
13828 default_data_section_start fields.
13829 (avr_arch): Moved from avr.c.
13830 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
13831 library_name fields.
13832 (avr_current_device, avr_mcu_types, avr_arch_types,
13833 avr_device_to_arch, avr_device_to_data_start,
13834 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
13835 (EXTRA_SPEC_FUNCTIONS): Define.
13836 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
13837 options mapping. Use device_to_arch and device_to_data_start insted.
13838 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
13839 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
13840 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
13841 * config/avr/driver-avr.c: New file.
13842 * config/avr/avr-devices.c: New file.
13844 2009-06-23 Jakub Jelinek <jakub@redhat.com>
13846 * var-tracking.c (unshare_variable): Force initialized to
13847 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
13848 (set_variable_part): Likewise.
13849 (struct variable_union_info): Remove pos_src field.
13850 (vui_vec, vui_allocated): New variables.
13851 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
13852 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
13853 == 1 use a simpler sorting algorithm. Compute pos field right
13854 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
13855 Avoid quadratic comparison if !flag_var_tracking_uninit.
13856 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
13857 unshare_variable unconditionally.
13858 (dataflow_set_different_2): Removed.
13859 (dataflow_set_different): Don't traverse second hash table.
13860 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
13861 unconditionally to var_reg_set or var_mem_set.
13862 (emit_notes_in_bb): Likewise.
13863 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
13865 (emit_note_insn_var_location): Don't set initialized to
13866 VAR_INIT_STATUS_INITIALIZED early.
13867 (vt_finalize): Free vui_vec if needed, clear vui_vec and
13869 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
13871 * tree-object-size.c (addr_object_size): Instead of checking
13872 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
13873 are no FIELD_DECLs following it.
13875 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
13877 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
13878 order to match bswaps with signed source operands.
13880 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13882 * sdbout.c (sdbout_one_type): Fix braces in switch.
13884 2009-06-23 Richard Guenther <rguenther@suse.de>
13886 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
13888 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
13889 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
13890 var_callused, callused_tree, var_storedanything, storedanything_tree,
13891 var_integer, integer_tree): Remove global variables.
13892 (new_var_info): Do not pass new id, append the new var to the
13893 global variable vector.
13894 (do_ds_constraint): Use is_global_var member of the variable-info.
13895 (new_scalar_tmp_constraint_exp): Adjust.
13896 (create_function_info_for): Likewise.
13897 (create_variable_info_for): Likewise.
13898 (find_what_var_points_to): Remove dead code.
13899 (init_base_vars): Simplify.
13900 (compute_points_to_sets): Adjust.
13902 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
13904 * combine.c (try_combine): Dump information about the insns we're
13907 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
13909 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
13910 check when calling force_to_mode on TRUNCATE's operand.
13912 2009-06-22 Ian Lance Taylor <iant@google.com>
13914 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
13916 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
13918 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
13920 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13922 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
13923 override library linkage flags such as -static-libgcc or
13926 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13928 * config/m68k/m68k-devices.def: Add line for MCF5221x.
13930 2009-06-22 Ian Lance Taylor <iant@google.com>
13932 * config/linux.opt: Put mglibc ahead of muclibc.
13934 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
13935 for duplicate decls.
13937 2009-06-22 Matthias Klose <doko@ubuntu.com>
13939 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
13941 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
13944 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
13945 instead of NULL if a parser error occurs.
13947 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13949 * dwarf2out.c (dwarf2_debug_hooks): Initialize
13950 non-DWARF2_DEBUGGING_INFO version.
13952 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
13954 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
13955 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
13957 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
13958 (LIBGCC2_TF_CEXT): Define.
13961 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13964 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
13966 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13968 * config/arm/arm.c (arm_override_options): Disable
13969 -mcaller-super-interworking and -mcallee-super-interworking.
13970 * doc/invoke.texi (ARM Options): Document this.
13972 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
13974 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
13975 * config/arm/constraints.md (j): New constraint for movw operands.
13976 (N): Remove thumb2 meaning.
13977 * config/arm/arm.md (*arm_movw): Delete.
13978 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
13979 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
13980 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
13982 2009-06-22 Martin Jambor <mjambor@suse.cz>
13984 PR tree-optimization/40492
13985 * tree-sra.c (sra_modify_assign): Pass zero offsets to
13986 build_ref_for_offset.
13988 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
13990 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
13991 JUMP_TABLE_DATA_P predicates where applicable.
13992 * auto-inc-dec.c: Ditto.
13993 * builtins.c: Ditto.
13994 * caller-save.c: Ditto.
13996 * cfgcleanup.c: Ditto.
13997 * cfglayout.c: Ditto.
13999 * combine.c: Ditto.
14000 * combine-stack-adj.c: Ditto.
14004 * df-scan.c: Ditto.
14006 * dwarf2asm.c: Ditto.
14007 * dwarf2out.c: Ditto.
14008 * emit-rtl.c: Ditto.
14014 * function.c: Ditto.
14017 * genpreds.c: Ditto.
14018 * genrecog.c: Ditto.
14020 * ira-costs.c: Ditto.
14021 * ira-lives.c: Ditto.
14023 * loop-iv.c: Ditto.
14024 * lower-subreg.c: Ditto.
14025 * modulo-sched.c: Ditto.
14027 * postreload.c: Ditto.
14028 * print-rtl.c: Ditto.
14030 * reginfo.c: Ditto.
14031 * regmove.c: Ditto.
14032 * reload1.c: Ditto.
14035 * rtlanal.c: Ditto.
14037 * sched-vis.c: Ditto.
14039 * sel-sched-ir.c: Ditto.
14040 * simplify-rtx.c: Ditto.
14041 * targhooks.c: Ditto.
14042 * var-tracking.c: Ditto.
14043 * vmsdbgout.c: Ditto.
14045 2009-06-22 Matthias Klose <doko@ubuntu.com>
14047 * Makefile.in (install-plugin): Always use DESTDIR.
14049 2009-06-22 Olivier Hainque <hainque@adacore.com>
14051 * config/pa/pa.c (output_call): Don't optimize post call jumps
14052 into return address adjustments if the call may throw.
14054 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
14056 * arm.c (thumb1_output_casesi): New function.
14057 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
14058 optimizing for size or PIC.
14059 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
14060 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
14061 (casesi): Handle Thumb-1 when optimizing for size or PIC.
14062 (thumb1_casesi_internal_pic): New expand rule.
14063 (thumb1_casesi_dispatch): New pattern.
14064 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
14066 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
14067 in the text seciton when PIC or optimizing for size.
14068 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
14069 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
14070 preservation properties of code.
14071 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
14072 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
14073 (__gnu_thumb1_case_si): New function.
14074 * t-arm (LIB1ASMSRC): Define here.
14075 (LIB1ASMFUNCS): Add some common functions.
14076 * t-arm-elf (LIB1ASMSRC): Delete.
14077 (LIB1ASMFUNCS): Append to existing set.
14078 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14079 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14080 * t-symbian (LIB1ASMFUNCS): Likewise.
14081 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14082 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14084 2009-06-21 Richard Guenther <rguenther@suse.de>
14086 PR tree-optimization/38729
14087 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
14088 to loops with a single exit if -fno-expensive-optimizations.
14090 2009-06-21 Jakub Jelinek <jakub@redhat.com>
14092 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
14093 (dataflow_set): Change vars type from htab_t to shared_hash.
14094 (shared_hash_pool, empty_shared_hash): New variables.
14095 (vars_clear): Removed.
14096 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
14097 shared_hash_find_slot_unshare, shared_hash_find_slot,
14098 shared_hash_find_slot_noinsert, shared_hash_find): New
14100 (shared_hash_unshare, shared_hash_destroy): New functions.
14101 (unshare_variable): Unshare set->vars if shared, use
14103 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
14104 (get_init_value, find_src_set_src, dump_dataflow_set,
14105 clobber_variable_part, emit_notes_for_differences): Use
14107 (dataflow_set_init): Remove second argument, set vars to
14108 empty_shared_hash instead of creating a new htab.
14109 (dataflow_set_clear): Call shared_hash_destroy and set vars
14110 to empty_shared_hash instead of calling vars_clear.
14111 (dataflow_set_copy): Don't call vars_copy, instead just share
14112 the src htab with dst.
14113 (variable_union): Use shared_hash_*, use initially NO_INSERT
14114 lookup if set->vars is shared. Don't keep slot cleared before
14115 calling unshare_variable. Unshare set->vars if needed.
14116 Even ->refcount == 1 vars must be unshared if set->vars is shared
14117 and var needs to be modified.
14118 (variable_canonicalize): New function.
14119 (dataflow_set_union): If dst->vars is empty, just share src->vars
14120 with dst->vars and traverse with variable_canonicalize to canonicalize
14121 and unshare what is needed.
14122 (dataflow_set_different): If old_set and new_set use the same shared
14123 htab, they aren't different. If number of htab elements is different,
14124 htabs are different. Use shared_hash_*.
14125 (dataflow_set_destroy): Call shared_hash_destroy instead of
14127 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
14128 second argument to dataflow_set_init.
14129 (vt_initialize): Likewise. Initialize shared_hash_pool and
14130 empty_shared_hash, move bb in/out initialization afterwards.
14131 Use variable_htab_free instead of NULL as changed_variables del hook.
14132 (variable_was_changed): Change type of second argument to pointer to
14133 dataflow_set. When inserting var into changed_variables, bump
14134 refcount. Unshare set->vars if set is shared htab and slot needs to
14136 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
14137 lookup if set->vars is shared. Unshare set->vars if needed.
14138 Even ->refcount == 1 vars must be unshared if set->vars is shared
14139 and var needs to be modified. Adjust variable_was_changed caller.
14140 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
14141 vars must be unshared if set->vars is shared and var needs to be
14142 modified. Adjust variable_was_changed caller.
14143 (emit_note_insn_var_location): Don't pool_free var.
14144 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
14146 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
14147 free_alloc_pool on shared_hash_pool.
14149 2009-06-20 Anthony Green <green@moxielogic.com>
14151 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
14152 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
14154 2009-06-20 Richard Guenther <rguenther@suse.de>
14156 * tree-ssa-structalias.c (find_func_aliases): For memset use
14157 a constraint from NULL if we memset to zero.
14158 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
14159 we explicitly handle that do not read from memory.
14160 (call_may_clobber_ref_p_1): Properly handle builtins that may
14163 2009-06-20 Richard Guenther <rguenther@suse.de>
14165 PR tree-optimization/40495
14166 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
14167 (new_scalar_tmp_constraint_exp): New function.
14168 (process_constraint): Do not create temporary decls.
14169 (process_all_all_constraints): Likewise.
14170 (handle_const_call): Likewise.
14171 (create_function_info_for): Do not set decl.
14173 2009-06-19 Ian Lance Taylor <iant@google.com>
14175 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
14176 (rs6000_attribute_table): Make static; move before use.
14178 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
14180 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
14181 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
14182 Propagate the TREE_READONLY flag without overwriting it.
14183 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
14184 Propagate the TREE_READONLY flag onto the result.
14185 (process_call_operands): Move around. Use correct constant value.
14187 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14190 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
14191 * config/arm/arm.md: Likewise.
14193 2009-06-19 Ian Lance Taylor <iant@google.com>
14195 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
14196 to GIMPLE_ERROR_MARK.
14198 * c-typeck.c (build_conditional_expr): Add op1_original_type and
14199 op2_original_type parameters. Warn about using different enum types.
14200 * c-parser.c (c_parser_conditional_expression): Pass original
14201 types to build_conditional_expr.
14202 * c-tree.h (build_conditional_expr): Update declaration.
14204 2009-06-19 Ian Lance Taylor <iant@google.com>
14206 * config/i386/i386.c (ix86_function_specific_save): Test that
14207 fields match values, rather than testing the values are in a
14210 2009-06-19 Richard Guenther <rguenther@suse.de>
14212 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
14213 ADDR_EXPR pointers.
14214 (ptr_derefs_may_alias_p): Likewise.
14215 (ptr_deref_may_alias_ref_p_1): New function.
14216 (ptr_deref_may_alias_ref_p): Likewise.
14217 (ref_maybe_used_by_call_p_1): Handle builtins that are not
14218 covered by looking at the ESCAPED solution.
14219 (call_may_clobber_ref_p_1): Likewise.
14220 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
14221 Handle NULL_TREE offset. Do not produce redundant constraints.
14222 (process_all_all_constraints): New helper function.
14223 (do_structure_copy): Use it.
14224 (handle_lhs_call): Likewise.
14225 (find_func_aliases): Handle some builtins with pointer arguments
14226 and/or return values explicitly.
14228 2009-06-19 Ian Lance Taylor <iant@google.com>
14230 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
14232 2009-06-19 Ian Lance Taylor <iant@google.com>
14234 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
14236 2009-06-19 Ian Lance Taylor <iant@google.com>
14238 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
14239 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
14242 * c-decl.c (finish_decl): If -Wc++-compat, warn about
14243 uninitialized const.
14245 2009-06-19 Ian Lance Taylor <iant@google.com>
14247 * dse.c (struct store_info): Rename bitmap field to bmap. Change
14250 * c-decl.c (in_struct, struct_types): Remove.
14251 (struct c_binding): Add in_struct field.
14252 (c_binding_ptr): Define type, along with VEC.
14253 (struct c_struct_parse_info): Define.
14254 (struct_parse_info): New static variable.
14255 (bind): Initialize in_struct field.
14256 (start_struct): Remove enclosing_in_struct and
14257 enclosing_struct_types parameters. Add
14258 enclosing_struct_parse_info parameter. Change all callers. Set
14259 struct_parse_info rather than in_struct and struct_types.
14260 (grokfield): If -Wc++-compat and there is a symbol binding for the
14261 field name, set the in_struct flag and push it on the
14262 struct_parse_info->fields vector.
14263 (warn_cxx_compat_finish_struct): New static function.
14264 (finish_struct): Remove enclosing_in_struct and
14265 enclosing_struct_types parameters. Add
14266 enclosing_struct_parse_info parameter. Change all callers. Don't
14267 set C_TYPE_DEFINED_IN_STRUCT here. Call
14268 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
14269 parameter. Only push on struct_types if warn_cxx_compat.
14270 (finish_enum): Only push on struct_types if warn_cxx_compat.
14271 (declspecs_add_type): Add loc parameter. Change all callers.
14272 Change all error calls to error_at. Pass loc, not input_location,
14273 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
14274 defined in a struct. If -Wc++-compat and parsing a struct, record
14275 that a typedef name was used.
14276 * c-parser.c (c_parser_declspecs): Get location to pass to
14277 declspecs_add_type.
14278 (c_parser_struct_or_union_specifier): Update calls to start_struct
14280 * c-tree.h (struct c_struct_parse_info): Declare.
14281 (finish_struct, start_struct): Update declarations.
14282 (declspecs_add_type): Update declaration.
14284 2009-06-19 Ian Lance Taylor <iant@google.com>
14286 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
14287 variable with an anonymous type.
14289 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
14291 * see.c: Remove for real.
14293 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
14295 * optabs.h (enum optab_index): Add new OTI_significand.
14296 (significand_optab): Define corresponding macro.
14297 * optabs.c (init_optabs): Initialize significand_optab.
14298 * genopinit.c (optabs): Implement significand_optab using
14299 significand?f2 patterns.
14300 * builtins.c (expand_builtin_mathfn): Handle
14301 BUILT_IN_SIGNIFICAND{,F,L}.
14302 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
14303 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
14305 * config/i386/i386.md (significandxf2, significand<mode>2): New
14306 expanders to implement significandf, significand and significandl
14307 built-ins as inline x87 intrinsics.
14309 2009-06-18 Anatoly Sokolov <aesok@post.ru>
14311 * config/avr/avr.c (avr_override_options): Remove setting value of
14312 PARAM_INLINE_CALL_COST.
14314 2009-06-18 Richard Henderson <rth@redhat.com>
14317 * tree-pass.h (TDF_ASMNAME): New.
14318 * tree-dump.c (dump_options): Add asmname.
14319 * doc/invoke.texi: Document it.
14321 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
14322 (dump_decl_name): ...here.
14323 (dump_function_name): New flags arg; mind TDF_ASMNAME.
14324 (dump_generic_node): Update dump_function_name calls.
14325 (print_call_name): New flags arg; update all dump calls.
14326 * diagnostic.h (print_call_name): Update.
14327 * gimple-pretty-print.c (dump_gimple_call): Update.
14329 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
14332 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
14334 2009-06-18 Diego Novillo <dnovillo@google.com>
14336 * doc/plugins.texi: Document plugin_is_GPL_compatible.
14337 * plugin.c (str_license): Declare.
14338 (try_init_one_plugin): Assert that the symbol
14339 'plugin_is_GPL_compatible' exists.
14341 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
14344 * Makefile.in (OBJS-common): Remove see.o.
14346 * common.opt (fsee): Mark as preserved for backward compatibility.
14347 * opts.c (common_handle_option): Add OPT_fsee to the backward
14348 compatibility section.
14349 * passes.c (init_optimization_passes, pass_see): Remove pass.
14350 * timevar.def (TV_SEE): Remove.
14351 * tree-pass.h (pass_see): Remove declaration.
14352 * doc/invoke.texi (-fsee): Remove documentation.
14354 2009-06-18 Martin Jambor <mjambor@suse.cz>
14356 * tree-sra.c: Include statistics.h
14357 (sra_stats): New variable.
14358 (sra_initialize): Clear sra_stats.
14359 (create_access_replacement): Increment sra_stats.replacements.
14360 (get_access_replacement): Do not return twice.
14361 (analyze_all_variable_accesses): Increment statistics counter by the
14362 number of scalarized aggregates.
14363 (generate_subtree_copies): Increment sra_stats.subtree_copies.
14364 (sra_modify_expr): Increment sra_stats.exprs.
14365 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
14366 (sra_modify_assign): Increment sra_stats.exprs,
14367 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
14368 (perform_intra_sra): Update statistics counters.
14369 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
14371 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
14373 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
14374 (arm_scalar_mode_supported_p): New function.
14376 2009-06-18 Paul Brook <paul@codesourcery.com>
14377 Sandra Loosemore <sandra@codesourcery.com>
14379 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
14380 (__extendhfsf2, __truncsfhf2): Define.
14381 * config/arm/fp16.c: New file.
14382 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
14383 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
14385 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
14387 * doc/extend.texi (Half-Precision): New section.
14388 * doc/invoke.texi (Option Summary): List -mfp16-format.
14389 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
14390 * config/arm/arm.opt (mfp16-format=): New.
14391 * config/arm/arm.c: Include intl.h.
14392 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
14393 (TARGET_INVALID_RETURN_TYPE): Redefine.
14394 (TARGET_PROMOTED_TYPE): Redefine.
14395 (TARGET_CONVERT_TO_TYPE): Redefine.
14396 (arm_fp16_format): Define.
14397 (all_fpus): Add entry for neon-fp16.
14398 (fp_model_for_fpu): Likewise.
14399 (struct fp16_format): Declare.
14400 (all_fp16_formats): Define.
14401 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
14403 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
14405 (arm_legitimate_index_p): Treat HFmode like HImode.
14406 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
14407 (coproc_secondary_reload_class): Special-case HFmode.
14408 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
14409 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
14410 (arm_init_fp16_builtins): New.
14411 (arm_init_builtins): Call it.
14412 (arm_invalid_parameter_type): New.
14413 (arm_invalid_return_type): New.
14414 (arm_promoted_type): New.
14415 (arm_convert_to_type).
14416 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
14418 (arm_emit_fp16_const): New function.
14419 (arm_mangle_type): Mangle __fp16 as "Dh".
14420 * config/arm/arm.h (TARGET_VFPD32): Make it know about
14422 (TARGET_NEON_FP16): New.
14423 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
14424 (enum fputype): Add FPUTYPE_NEON_FP16.
14425 (enum arm_fp16_format_type): Declare.
14426 (arm_fp16_format): Declare.
14427 (LARGEST_EXPONENT_IS_NORMAL): Define.
14428 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
14429 * config/arm/arm-modes.def (HFmode): Define.
14430 * config/arm/vfp.md (*movhf_vfp): New.
14431 (extendhfsf2): New.
14433 * config/arm/arm.md (fpu): Add neon_fp16.
14434 (floatsihf2, floatdihf2): New.
14435 (fix_trunchfsi2, fix_trunchfdi2): New.
14437 (extendhfdf2): New.
14439 (*arm32_movhf): New.
14440 (*thumb1_movhf): New.
14441 (consttable_2): Add check for HFmode constants.
14442 (consttable_4): Handle HFmode constants.
14444 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
14446 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
14448 2009-06-17 Olivier Hainque <hainque@adacore.com>
14450 * collect2.c (main): Use CONST_CAST2 to perform char ** to
14451 const char ** conversion in AIX specific section.
14453 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
14455 * config/i386/i386.c (ix86_special_builtin_type): Remove
14456 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
14457 (bdesc_special_args): Updated.
14458 (ix86_init_mmx_sse_builtins): Likewise.
14459 (ix86_expand_special_args_builtin): Likewise.
14461 2009-06-17 Richard Henderson <rth@redhat.com>
14463 * tree-pretty-print.c (maybe_dump_asm_name): New.
14464 (dump_decl_name): Use it.
14465 (PRINT_FUNCTION_NAME): Merge into...
14466 (dump_function_name): ... here. Use maybe_dump_asm_name.
14468 2009-06-17 Cary Coutant <ccoutant@google.com>
14470 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
14472 * debug.c (struct gcc_debug_hooks): Change placeholder for
14474 (debug_nothing_int_charstar_int): Replaced by...
14475 (debug_nothing_int_charstar_int_bool): ...this.
14476 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
14477 source_line prototype.
14478 (debug_nothing_int_charstar_int): Replaced by...
14479 (debug_nothing_int_charstar_int_bool): ...this.
14480 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
14481 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
14482 Output is_stmt operand when necessary.
14483 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
14484 (notice_source_line): Add is_stmt parameter.
14485 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
14486 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
14488 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
14489 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
14491 2009-06-17 Ian Lance Taylor <iant@google.com>
14493 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
14495 (struct store_by_pieces_d): Rename from store_by_pieces. Change
14498 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
14500 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
14501 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
14502 tree_strip_sign_nop_conversions and
14503 tree_ssa_strip_useless_type_conversions rather than stripping
14504 the operations here.
14505 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
14507 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
14508 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
14509 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
14510 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
14513 2009-06-17 Michael Eager <eager@eagercon.com>
14515 * config/rs6000/constraints.md (register_constraint "d"): New.
14516 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
14517 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
14518 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
14519 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
14520 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
14521 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
14522 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
14523 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
14524 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
14525 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
14527 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
14528 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
14529 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
14530 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
14531 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
14532 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
14533 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
14534 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
14535 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
14536 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
14537 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
14538 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
14539 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
14540 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
14542 2009-06-16 Ian Lance Taylor <iant@google.com>
14544 * profile.c (total_num_never_executed): Don't define.
14545 (compute_branch_probabilities): Don't count or print
14546 num_never_executed.
14547 (init_branch_prob): Don't set total_num_never_executed.
14548 (end_branch_prob): Don't print total_num_never_executed.
14550 2009-06-17 David Daney <ddaney@caviumnetworks.com>
14552 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
14554 2009-06-17 David Edelsohn <edelsohn@gnu.org>
14556 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
14557 (nabstd2_fpr): Same.
14559 2009-06-17 Steve Ellcey <sje@cup.hp.com>
14561 * expr.c (expand_assignment): Change complex type check.
14563 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
14565 * doc/plugins.texi (Building GCC plugins): Added new section.
14567 2009-06-17 Ian Lance Taylor <iant@google.com>
14569 * c-pch.c (get_ident): Don't set size of templ array.
14570 (pch_init): Don't set size of partial_pch array.
14572 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
14573 string constant to intialize an array whose size is the length of
14576 2009-06-17 Richard Guenther <rguenther@suse.de>
14578 PR tree-optimization/40389
14579 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
14580 to addressable types.
14581 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
14583 2009-06-17 Richard Guenther <rguenther@suse.de>
14585 PR middle-end/40460
14586 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
14587 if there is no evolution of left in the loop bail out.
14588 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
14589 chrec_fold_multiply.
14591 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
14592 Janis Johnson <janis187@us.ibm.com>
14595 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
14596 for the symbol ref of a constant that is the source of a move
14597 - nor for any other not-obvious-label-ref constants.
14599 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
14601 * plugin.c (position_pass): Skip newly inserted pass during list
14602 traversal to avoid repeated insertion.
14604 2009-06-16 Ian Lance Taylor <iant@google.com>
14606 * vec.h (VEC_stack_alloc): Define different version if
14607 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
14608 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
14609 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
14610 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
14612 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
14614 * config.gcc (extra_headers): Add ia32intrin.h for x86.
14616 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
14617 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
14618 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
14619 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
14620 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
14621 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
14622 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
14623 (bdesc_special_args): Add __builtin_ia32_rdtsc and
14624 __builtin_ia32_rdtscp.
14625 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
14626 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
14627 and __builtin_ia32_rorhi.
14628 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
14629 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
14630 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
14631 (ix86_expand_args_builtin): Likewise.
14632 (ix86_expand_special_args_builtin): Likewise.
14634 * config/i386/i386.md (UNSPECV_RDTSCP): New.
14635 (UNSPECV_RDTSC): Likewise.
14636 (UNSPECV_RDPMC): Likewise.
14637 (*bsr): Renamed to ...
14639 (*bsr_rex64): Renamed to ...
14642 (*rdpmc): Likewise.
14643 (*rdpmc_rex64): Likewise.
14645 (*rdtsc): Likewise.
14646 (*rdtsc_rex64): Likewise.
14647 (rdtscp): Likewise.
14648 (*rdtscp): Likewise.
14649 (*rdtscp_rex64): Likewise.
14651 * config/i386/ia32intrin.h: New.
14653 * config/i386/x86intrin.h: Include <ia32intrin.h>.
14655 2009-06-16 Ian Lance Taylor <iant@google.com>
14657 * ira-build.c (copy_info_to_removed_store_destinations):
14658 Initialize parent_a.
14660 2009-06-16 Ian Lance Taylor <iant@google.com>
14662 * c-decl.c (grokdeclarator): Change size_varies to bool.
14664 2009-06-16 Ian Lance Taylor <iant@google.com>
14666 * sel-sched.c: Make forward declarations of move_op_hooks and
14667 fur_hooks explicitly extern.
14669 2009-06-16 Ian Lance Taylor <iant@google.com>
14671 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
14672 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
14674 2009-06-16 Ian Lance Taylor <iant@google.com>
14676 * resource.c (mark_referenced_resources): Change
14677 include_delayed_effects parameter to bool. Change all callers.
14678 (mark_end_of_function_resources): Likewise.
14679 * reorg.c (insn_references_resource_p): Likewise.
14680 (insn_sets_resource_p): Likewise.
14681 * resource.h (mark_referenced_resources): Update declaration.
14682 (mark_end_of_function_resources): Update declaration.
14684 2009-06-16 David Edelsohn <edelsohn@gnu.org>
14686 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
14688 2009-06-16 David Edelsohn <edelsohn@gnu.org>
14690 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
14691 GCC can bootstrap on AIX with GNU Binutils 2.20.
14693 2009-06-16 Ian Lance Taylor <iant@google.com>
14695 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
14697 2009-06-16 Ian Lance Taylor <iant@google.com>
14699 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
14700 inline, not extern inline.
14701 (exact_log2): Likewise.
14702 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
14704 (exact_log2): Likewise, but don't test CTZ_HWI.
14706 2009-06-16 Ian Lance Taylor <iant@google.com>
14708 * bitmap.c (bitmap_clear): Don't declare as inline.
14709 * gimple.c (gimplify_assign): Likewise.
14710 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
14711 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
14712 (sched_scan_info): Remove duplicate definition.
14714 2009-06-16 Ian Lance Taylor <iant@google.com>
14716 * c-common.c (skip_evaluation): Don't define.
14717 (c_inhibit_evaluation_warnings): Define global variable.
14718 (overflow_warning): Check c_inhibit_evaluation_warnings rather
14719 than skip_evaluation.
14720 (convert_and_check, warn_for_div_by_zero): Likewise.
14721 * c-common.h (skip_evaluation): Don't declare.
14722 (c_inhibit_evaluation_warnings): Declare.
14723 * c-parser.c (c_parser_typeof_specifier): Set
14724 c_inhibit_evaluation_warnings rather than skip_evaluation.
14725 (c_parser_conditional_expression): Likewise.
14726 (c_parser_binary_expression): Likewise.
14727 (c_parser_sizeof_expression): Likewise.
14728 (c_parser_alignof_expression): Likewise.
14729 * c-typeck.c (build_indirect_ref): Check
14730 c_inhibit_evaluation_warnings rather than skip_evaluation.
14731 (build_conditional_expr, build_binary_op): Likewise.
14733 2009-06-16 Richard Guenther <rguenther@suse.de>
14735 * tree-ssa-alias.c (is_escape_site): Remove.
14736 * tree-ssa-alias.h (enum escape_type): Remove.
14737 (is_escape_site): Likewise.
14738 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
14739 via casts and asms without deferring to is_escape_site.
14741 2009-06-16 Jakub Jelinek <jakub@redhat.com>
14743 PR middle-end/40446
14744 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
14745 use gen_lowpart if op0 has complex mode.
14747 2009-06-16 Richard Guenther <rguenther@suse.de>
14749 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
14750 variables add them to ESCAPED.
14751 (find_func_aliases): Do not make all indirectly stored values escaped.
14753 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
14755 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
14756 make_decl_one_only.
14758 2009-06-16 Martin Jambor <mjambor@suse.cz>
14760 PR tree-optimization/40432
14761 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
14762 check whether we need to force gimple register operand.
14764 2009-06-16 Martin Jambor <mjambor@suse.cz>
14766 PR tree-optimization/40413
14767 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
14768 build_ref_for_offset.
14769 (propagate_subacesses_accross_link): Fix a typo in a comment.
14771 2009-06-16 Ira Rosen <irar@il.ibm.com>
14773 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
14774 with additional parameter.
14775 * tree-vectorizer.h (enum vect_def_type): Add new value
14777 (enum vect_relevant): Add comments.
14778 (vect_is_simple_reduction): Add new argument.
14779 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
14780 Detect nested cycles.
14781 (vect_is_simple_reduction): Update documentation, add an argument to
14782 distinguish inner-loop reduction from nested cycle, detect nested
14783 cycles, fix printings and indentation, don't swap operands in case
14785 (get_initial_def_for_reduction): Handle subtraction.
14786 (vect_create_epilog_for_reduction): Add new argument to specify
14787 reduction variable.
14788 (vect_finalize_reduction): Handle subtraction, fix comments.
14789 (vectorizable_reduction): Handle nested cycles. In case of nested
14790 cycle keep track of the reduction variable position. Call
14791 vect_is_simple_reduction with additional parameter. Use original
14792 statement code in reduction epilogue for nested cycle. Call
14793 vect_create_epilog_for_reduction with additional parameter.
14794 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
14795 inner-loop vectorization.
14796 (vect_recog_widen_sum_pattern): Likewise.
14797 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
14799 (vect_mark_stmts_to_be_vectorized): Likewise.
14800 (vect_get_vec_def_for_operand): Handle nested cycles.
14802 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14804 * doc/invoke.texi (Debugging Options): Fix option index entries
14805 for -fdump-statistics, -frandom-seed add entries for
14806 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
14807 (FRV Options): Fix entries for -mTLS, -mtls.
14808 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
14809 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
14810 (M68hc1x Options): Fix @itemx for -mnominmax.
14811 (MCore Options): Fix entry for -mno-lsim.
14812 (MMIX Options): Fix entry for -mabi=mmixware.
14813 (PDP-11 Options): Fix entry for -mbcopy-builtin.
14815 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
14817 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
14818 Mention the plugin mode of gengtype.
14819 * doc/gty.texi (Source Files Containing Type Information): Likewise.
14820 * gengtype.c: Updated copyright.
14821 (plugin_files, nb_plugin_files) Added new static variables.
14822 (measure_input_list) Care about plugin_files.
14823 (write_rtx_next): Added early return in plugin mode.
14824 (create_file): Updated copyright year in generated file. Added
14826 (oprintf): Added early return if NULL outf.
14827 (get_output_file_with_visibility): Care of plugin_files.
14828 (get_output_file_name): May return null.
14829 (write_local): Added early return.
14830 (put_mangled_filename): Ditto.
14831 (finish_root_table): Added check for base_files.
14832 (write_roots): Care about null when plugins.
14833 (main): Added plugin mode.
14835 2009-06-15 Ian Lance Taylor <iant@google.com>
14837 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
14838 * gcov.c (read_count_file): Add braces around variables declared
14841 * c.opt (Wjump-misses-init): New warning.
14842 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
14843 -Wall and -Wc++-compat if not already set.
14844 (c_common_post_options): Clear warn_jump_misses_init if it was not
14846 * c-decl.c (struct c_binding): Change type field to a union with
14847 new label field. Make it the first field in the struct. Update
14848 references to type to use u.type instead.
14849 (struct c_spot_bindings): Define.
14850 (struct c_goto_bindings): Define.
14851 (c_goto_bindings_p): Define, along with VECs.
14852 (struct c_label_vars): Define.
14853 (struct c_scope): Add has_label_bindings field.
14854 (bind_label, set_spot_bindings): New static functions.
14855 (decl_jump_unsafe, update_spot_bindings): New static functions.
14856 (update_label_decls): New static function.
14857 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
14858 Update binding u.label field to shadowed field.
14859 (c_binding_start_stmt_expr): New function.
14860 (c_binding_end_stmt_expr): New function.
14861 (pushdecl): Don't call c_begin_vm_scope.
14862 (make_label): Add defining and p_label_vars parameters. Change
14864 (lookup_label): Correct test for whether a label has not yet been
14865 defined. Call bind_label rather than bind.
14866 (warn_about_goto): New static function.
14867 (lookup_label_for_goto): New function.
14868 (declare_label): Call bind_label rather than bind.
14869 (check_earlier_gotos): New static function.
14870 (define_label): Don't give errors about jumping into statement
14871 expressions or scopes of variably modified types. Call
14872 set_spot_bindings and check_earlier_gotos. Call bind_label
14873 instead of bind. Don't set label_context_stack_se or
14874 label_context_stack_vm.
14875 (c_get_switch_bindings): New function.
14876 (c_release_switch_bindings): New function.
14877 (c_check_switch_jump_warnings): New function.
14878 (start_function): Don't set label_context_stack_se or
14879 label_context_stack_vm.
14880 (finish_function): Likewise.
14881 * c-typeck.c (label_context_stack_se): Don't define.
14882 (label_context_stack_vm): Don't define.
14883 (c_finish_goto_label): Call lookup_label_for_goto rather than
14884 lookup_label. Don't give errors about jumping into a statement
14885 expression or the scope of a variably modified type. Don't set
14886 label_context_stack_se or label_context_stack_vm.
14887 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
14888 fields. Add bindings field.
14889 (c_start_case): Don't set deleted fields. Set bindings field.
14890 (do_case): Rework order of tests. Don't check blocked_stmt_expr
14891 or blocked_vm. Call c_check_switch_jump_warnings.
14892 (c_finish_case): Don't test blocked_stmt_expr field. Call
14893 c_release_switch_bindings.
14894 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
14895 c_switch_stack. Don't walk label_context_stack_se labels. Don't
14896 set label_context_stack_se. Call c_bindings_start_stmt_expr.
14897 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
14898 c_switch_stack. Don't walk label_context_stack_se labels. Don't
14899 set label_context_stack_se. Call c_bindings_end_stmt_expr.
14900 (c_begin_vm_scope, c_end_vm_scope): Don't define.
14901 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
14902 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
14903 (C_DECL_UNJUMPABLE_VM): Don't define.
14904 (C_DECL_UNDEFINABLE_VM): Don't define.
14905 (struct c_label_list): Don't define.
14906 (struct c_label_context_se): Don't define.
14907 (struct c_label_context_vm): Don't define.
14908 (struct c_spot_bindings): Declare.
14909 (c_bindings_start_stmt_expr): Declare.
14910 (c_bindings_end_stmt_expr): Declare.
14911 (lookup_label_for_goto): Declare.
14912 (c_get_switch_bindings, c_release_switch_bindings): Declare.
14913 (c_check_switch_jump_warnings): Declare.
14914 (label_context_stack_se, label_context_stack_vm): Don't declare.
14915 (c_finish_goto_label): Update declaration.
14916 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
14917 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
14918 (Warning Options): Document -Wjump-misses-init.
14920 2009-06-15 Jakub Jelinek <jakub@redhat.com>
14922 * tree-object-size.c (addr_object_size): Fix a pasto in the last
14925 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
14927 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
14929 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
14931 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
14933 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
14935 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
14937 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
14939 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
14940 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
14941 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
14942 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
14943 * dwarf2asm.c (dw2_force_const_mem): Update call to
14944 make_decl_one_only.
14945 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
14946 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
14947 * langhooks.c (lhd_comdat_group): Remove.
14948 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
14949 * tree.h (DECL_COMDAT_GROUP): New.
14950 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
14951 (tree_decl_with_vis): Add comdat_group. Remove one_only.
14952 (make_decl_one_only): Change signature.
14953 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
14954 make_decl_one_only.
14955 (make_decl_one_only): Change signature.
14956 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
14958 2009-06-15 Richard Guenther <rguenther@suse.de>
14960 PR middle-end/40439
14961 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
14963 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14965 * tree-ssa-math-opts.c: Remove extra divide.
14967 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14969 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
14971 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14973 * passes.c: Add bswap pass.
14974 * tree-pass.h: Add pass_optimize_bswap declaration.
14975 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
14976 Include rtl.h, expr.h and optabs.h for optab_handler check.
14977 (struct symbolic_number, pass_optimize_bswap): New definition.
14978 (do_shift_rotate, verify_symbolic_number_p): New functions.
14979 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
14980 (gate_optimize_bswap): New function.
14981 * tree.c (widest_int_cst_value): New function.
14982 * tree.h (widest_int_cst_value): Prototype added.
14984 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
14986 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
14987 REG_EQUAL/REG_EQUIV notes.
14989 2009-06-14 Richard Guenther <rguenther@suse.de>
14991 PR middle-end/40389
14992 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
14993 has its address taken if NRV was applied and it is addressable.
14994 * tree-ssa-structalias.c (get_constraint_for_address_of): New
14995 function split out from ...
14996 (get_constraint_for_1): ... here.
14997 (handle_rhs_call): Use it to mark the return slot escaped if
14998 it is addressable and NRV was applied.
15000 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15002 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
15003 Change first argument type to location_t.
15004 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
15005 Do not set input_location.
15006 Use loc instead of input_location throughout.
15008 2009-06-13 Richard Guenther <rguenther@suse.de>
15010 PR tree-optimization/40421
15011 * tree-predcom.c (should_unroll_loop_p): Remove.
15012 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
15014 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15016 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15017 Add location argument.
15019 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15021 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
15023 * config/s390/s390.c (s390_build_builtin_va_list): Same.
15024 (s390_gimplify_va_arg): Pass location to create_artificial_label.
15025 * config/spu/spu-protos.h: Add location to
15026 spu_resolve_overloaded_builtin.
15027 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
15028 spu_build_builtin_va_list.
15029 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
15030 argument. Pass location to build_function_call_vec.
15031 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
15033 (emit_fpu_switch): Same.
15034 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
15035 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
15036 to build_decl and create_artificial_label.
15037 (xtensa_gimplify_va_arg_expr): Same.
15038 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
15039 (xstormy16_gimplify_va_arg_expr): Same.
15040 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
15041 * config/arm/arm.c (arm_build_builtin_va_list): Same.
15042 * config/mips/mips.c (mips_build_builtin_va_list): Same.
15043 (mips16_build_function_stub): Same.
15044 (mips16_build_call_stub): Same.
15046 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
15049 * arm/constraints.md (Pa, Pb): New constraints.
15050 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
15051 split pattern to deal with them.
15053 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
15055 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
15056 fix index entry for -Xpreprocessor.
15058 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15060 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15061 Add location argument to build_decl call.
15062 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
15063 (rs6000_init_builtins): Same.
15064 (spe_init_builtins): Same.
15065 (rs6000_gimplify_va_arg): Add location argument to
15066 create_artificial_label call.
15068 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
15070 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
15071 * combine-stack-adj.c (pass_stack_adjustments): Use it.
15072 * Makefile.in: Fix GGC dependency for gcse.o.
15074 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15076 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
15077 * gimple-pretty-print.c (dump_gimple_stmt): Same.
15078 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
15080 * c-parser.c (c_parser_binary_expression): Use current column while
15081 building binary operations.
15082 * common.opt (fshow-column): Enable by default.
15083 * tree-vrp.c (check_array_ref): Use warning_at.
15084 (check_array_bounds): Use location from call back if expr has no
15086 * tree.h: Add location argument to maybe_fold_*.
15087 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
15088 (maybe_fold_offset_to_array_ref): Add location argument and use it.
15089 (maybe_fold_offset_to_component_ref): Same.
15090 (maybe_fold_offset_to_reference): Same.
15091 (maybe_fold_offset_to_address): Same.
15092 (maybe_fold_stmt_indirect): Same.
15093 (maybe_fold_stmt_addition): Same.
15094 (fold_stmt_r): Pass location to maybe_fold_*.
15095 (fold_gimple_assign): Same.
15096 * c-tree.h: Add location argument to finish_decl,
15097 default_function_array_conversion, store_init_value.
15098 * c-decl.c (define_label): Use error_at.
15099 (c_make_fname_decl): Pass location to finish_decl.
15100 (finish_decl): New location argument.
15101 (build_compound_literal): Pass location to store_init_value.
15102 (grokdeclarator): Pass location to finish_decl.
15104 * c-typeck.c (array_to_pointer_conversion): New location argument.
15105 (function_to_pointer_conversion): Same.
15106 (default_function_array_conversion): Same.
15107 (parser_build_unary_op): Pass location to overflow_warning.
15108 (parser_build_binary_op): Same. Use warning_at.
15109 (build_unary_op): Pass location to array_to_pointer_conversion.
15110 (build_c_cast): Pass location to digest_init.
15111 (build_modify_expr): New location argument.
15112 (convert_for_assignment): Same.
15113 (store_init_value): Same.
15114 (digest_init): Same.
15115 (output_init_element): Pass location to digest_init and
15116 array_to_pointer_conversion.
15117 (c_finish_return): Pass location to convert_for_assignment.
15118 * gimplify.c (gimplify_conversion): Pass location to
15119 maybe_fold_offset_to_address.
15120 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
15121 to maybe_fold_stmt_addition.
15122 * c-omp.c (c_finish_omp_atomic): Pass new location to
15124 (c_finish_omp_for): Same.
15125 * c-common.c (overflow_warning): New argument.
15126 * c-common.h: New argument to build_modify_expr, overflow_warning.
15127 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
15129 (c_parser_initializer): Pass location to
15130 default_function_array_conversion.
15131 (c_parser_initelt): Same.
15132 (c_parser_initval): Same.
15133 (c_parser_asm_operands): Same.
15134 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
15135 (c_parser_conditional_expression): Same.
15136 (c_parser_binary_expression): Add location info to stack. Use it.
15137 (c_parser_unary_expression): Pass location to
15138 default_function_array_conversion, parser_build_unary_op,
15139 build_indirect_ref, c_parser_postfix_expression_after_primary.
15140 (c_parser_postfix_expression_after_primary): New location argument.
15142 (c_parser_expression_conv): Pass location to
15143 default_function_array_conversion.
15144 (c_parser_expr_list): Same.
15145 (c_parser_omp_atomic): Same.
15146 (c_parser_omp_for_loop): Same.
15147 * c-tree.h (struct c_declarator): Add comment to id_loc.
15148 (build_array_declarator): New argument.
15149 * c-decl.c (build_array_declarator): Add location argument.
15150 (grokdeclarator): Set id_loc for cdk_array.
15151 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
15152 build_array_declarator.
15153 * tree.c (build_omp_clause): Add location argument.
15154 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
15155 (OMP_CLAUSE_LOCATION): New macro.
15156 (struct tree_omp_clause): Add location field.
15157 (build_omp_clause): Add argument.
15158 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
15160 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
15161 (cp_parser_omp_clause_collapse): Same.
15162 (cp_parser_omp_clause_default): Same.
15163 (cp_parser_omp_clause_if): Same.
15164 (cp_parser_omp_clause_nowait): Same.
15165 (cp_parser_omp_clause_num_threads): Same.
15166 (cp_parser_omp_clause_ordered): Same.
15167 (cp_parser_omp_clause_schedule): Same.
15168 (cp_parser_omp_clause_untied): Same.
15169 (cp_parser_omp_for_loop): Same.
15170 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
15171 * c-tree.h (c_start_case): Add location argument.
15172 (c_process_expr_stmt): Same.
15173 (c_finish_goto_*): Same.
15174 * tree-parloops.c (initialize_reductions): Pass location to
15176 (create_parallel_loop): Same.
15177 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
15178 (gfc_trans_omp_reduction_list): Same.
15179 (gfc_trans_omp_clauses): Same.
15180 (gfc_trans_omp_do): Same.
15181 * c-typeck.c (c_finish_goto_label): Same.
15182 (c_finish_goto_ptr): New location argument.
15183 (c_start_case): Same.
15184 (emit_side_effect_warnings): Same.
15185 (c_process_expr_stmt): Same.
15186 (c_finish_stmt_expr): Same.
15187 (c_finish_omp_clauses): Use error_at instead of error.
15188 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
15190 * c-omp.c (c_split_parallel_clauses): New location argument.
15191 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
15192 to build_omp_clause.
15193 (convert_local_reference_stmt): Same.
15194 (convert_gimple_call): Same.
15195 * c-common.h (c_split_parallel_clauses): New argument.
15196 * c-parser.c (c_parser_statement_after_labels): Pass location to
15197 c_finish_goto_label.
15198 (c_parser_switch_statement): Pass location to c_start_case.
15199 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
15200 and c_process_expr_stmt.
15201 (c_parser_omp_variable_list): Add location argument.
15202 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
15203 (c_parser_omp_clause_default): Same.
15204 (c_parser_omp_clause_if): Same.
15205 (c_parser_omp_clause_num_threads): Same.
15206 (-c_parser_omp_clause_ordered): Same.
15207 (c_parser_omp_clause_reduction): Pass location to
15208 c_parser_omp_variable_list.
15209 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
15210 (c_parser_omp_clause_untied): Same.
15211 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
15212 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
15214 * c-tree.h (check_for_loop_decls, undeclared_variable,
15215 build_component_ref, build_array_ref, build_external_ref,
15216 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
15217 build_conditional_expr, build_compound_expr, c_cast_expr,
15218 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
15219 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
15221 * c-semantics.c (build_stmt): Same.
15222 (build_case_label): Same.
15223 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
15224 (undeclared_variable): New argument.
15225 (make_label): Same.
15226 (lookup_label): Pass location on down.
15227 (define_label): Same.
15228 (finish_decl): Same.
15229 (build_compound_literal): Same.
15230 (finish_struct): Same.
15231 (finish_function): Do not set location here.
15232 (check_for_loop_decls): New argument.
15233 * tree.c (save_expr): Set location.
15234 (build_empty_stmt): New argument.
15235 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
15236 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
15237 * builtins.c (gimplify_va_arg_expr): Use locations.
15238 (expand_builtin_sync_operation): Same.
15239 * c-typeck.c (build_component_ref): New argument.
15240 (build_array_ref): Same.
15241 (build_external_ref): Same.
15242 (c_expr_sizeof_expr): Same.
15243 (c_expr_sizeof_type): Same.
15244 (parser_build_unary_op): Same.
15245 (build_conditional_expr): Same.
15246 (build_compound_expr): Pass location on down.
15247 (build_compound_expr): New argument.
15248 (build_c_cast): Same.
15249 (c_cast_expr): Same.
15250 (build_asm_expr): Same.
15251 (c_finish_return): Same.
15252 (c_process_expr_stmt): Pass location on down.
15253 (c_finish_stmt_expr): New argument.
15254 (push_clenaup): Same.
15255 (c_finish_omp_parallel): Same.
15256 (c_finish_omp_task): Same.
15257 * gimplify.c (gimplify_call_expr): Pass location on down.
15258 * c-omp.c (c_finish_omp_master): New argument.
15259 (c_finish_omp_critical): Same.
15260 (c_finish_omp_ordered): Same.
15261 (c_finish_omp_barrier): Same.
15262 (-c_finish_omp_taskwait): Same.
15263 (c_finish_omp_atomic): Same.
15264 (c_finish_omp_flush): Same.
15265 * tree-inline.c (copy_tree_body_r): Pass location on down.
15266 (inline_forbidden_p): Remove use of input_location.
15267 * c-gimplify.c (c_build_bind_expr): New argument.
15268 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
15269 (c_sizeof_or_alignof_type): New argument.
15270 (c_alignof_expr): Same.
15271 (build_va_arg): Same.
15272 (c_add_case_label): Same.
15273 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
15274 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
15275 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
15276 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
15277 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
15278 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
15280 * stub-objc.c (objc_build_selector_expr): Same.
15281 (objc_build_throw_stmt): Same.
15282 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
15283 (c_parser_initelt): Same.
15284 (c_parser_compound_statement): Same.
15285 (c_parser_compound_statement_nostart): Same.
15286 (c_parser_label): Same.
15287 (c_parser_statement_after_labels): Same.
15288 (c_parser_if_body): Same.
15289 (c_parser_else_body): Same.
15290 (c_parser_if_statement): Same.
15291 (c_parser_switch_statement): Same.
15292 (c_parser_while_statement): Same.
15293 (c_parser_do_statement): Same.
15294 (c_parser_for_statement): Same.
15295 (c_parser_asm_statement): Same.
15296 (c_parser_conditional_expression): Same.
15297 (c_parser_binary_expression): Same.
15298 (c_parser_cast_expression): Same.
15299 (c_parser_unary_expression): Same.
15300 (c_parser_sizeof_expression): Same.
15301 (c_parser_alignof_expression): Same.
15302 (c_parser_postfix_expression): Same.
15303 (c_parser_expression): Same.
15304 (c_parser_objc_receiver): Same.
15305 (c_parser_omp_variable_list): Same.
15306 (c_parser_omp_structured_block): Same.
15307 (c_parser_omp_atomic): New argument.
15308 (c_parser_omp_barrier): Same.
15309 (c_parser_omp_critical): Same.
15310 (c_parser_omp_flush): Pass location on down.
15311 (c_parser_omp_for_loop): New argument.
15312 (c_parser_omp_for): Same.
15313 (c_parser_omp_master): Same.
15314 (c_parser_omp_ordered): Same.
15315 (c_parser_omp_sections_scope): Same.
15316 (c_parser_omp_sections): Same.
15317 (c_parser_omp_parallel): Same.
15318 (c_parser_omp_single): Same.
15319 (c_parser_omp_task): Same.
15320 (c_parser_omp_taskwait): Pass location on down.
15321 (c_parser_omp_construct): Same.
15322 (c_parser_omp_threadprivate): Same.
15323 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
15324 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
15325 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
15326 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
15327 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
15328 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
15329 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
15330 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
15331 config/i386/i386.c, stmt.c:
15332 Add location argument to the following function definitions and/or
15333 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
15334 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
15335 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
15336 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
15337 do_case, c_finish_bc_stmt, build_compound_literal,
15338 build_function_call.
15339 * c-decl.c (build_compound_literal): Add location argument.
15340 Make all diagnostic calls use location.
15341 (start_struct): Same.
15342 (finish_struct): Same.
15343 (start_enum): Same.
15344 (build_enumerator): Same.
15345 (start_function): Same.
15346 (grokdeclarator): Make all diagnostic calls use location.
15347 (store_parm_decls_oldstyle): Same.
15348 * c-typeck.c (build_function_call): Add location argument.
15349 Make all diagnostic calls use location.
15351 (c_finish_bc_stmt): Same.
15352 * tree-nested.c (get_trampoline_type): Add argument.
15353 Pass location to build_decl.
15354 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
15355 * rtl.h (RTL_LOCATION): New.
15356 * c-common.c (c_add_case_label): Add location argument.
15357 Make all diagnostic calls use location.
15358 * c-common.h: Add location argument to make_fname_decl, do_case,
15359 c_add_case_label, build_function_call, resolve_overloaded_builtin.
15360 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
15361 Set it appropriately for every case. Pass enum_loc to start_enum
15362 call. Pass value_loc first to build_enumerator. Pass enum_loc to
15364 (c_parser_struct_or_union_specifier): Save location. Use it for
15365 start_struct, finish_struct, and parser_xref_tag.
15367 2009-06-12 Ian Lance Taylor <iant@google.com>
15369 * fold-const.c (fold_unary): Rename local variable and to and_expr.
15371 * c-opts.c (c_common_handle_option): For -Wc++-compat set
15372 cpp_opts->warn_cxx_operator_names.
15374 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15377 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
15378 is returns NULL and OP is a VCE, look through the VCE.
15380 2009-06-12 Ian Lance Taylor <iant@google.com>
15383 * collect2.c (main): Use CONST_CAST2 in code inside #if
15384 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
15386 2009-06-12 Joey Ye <joey.ye@intel.com>
15388 PR middle-end/39146
15389 * cfgexpand.c (get_decl_align_unit): Update
15390 max_used_stack_slot_alignment with align instead of
15391 stack_alignment_needed.
15393 * function.c (assign_stack_local_1): Update
15394 max_used_stack_slot_alignment with alignment_in_bits instead
15395 of stack_alignment_needed.
15396 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
15399 2009-06-12 Jakub Jelinek <jakub@redhat.com>
15401 * dwarf2out.c (last_var_location_insn): New variable.
15402 (dwarf2out_end_epilogue): Clear last_var_location_insn.
15403 (dwarf2out_var_location): Don't record anything after last real
15404 insn. Only change labels if there were any real instructions
15405 in between last note and this one, or if changed sections.
15407 2009-06-11 Richard Henderson <rth@redhat.com>
15409 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
15410 note when storing the frame pointer in a register.
15411 (FRP): Don't redefine to nothing for epilogue.
15412 (alpha_expand_epilogue): Mark register and sp restores.
15413 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
15415 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
15416 when gen_lowpart is needed.
15418 2009-06-11 Richard Henderson <rth@redhat.com>
15420 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
15422 * dwarf2out.c (need_data_align_sf_opcode): New.
15423 (div_data_align): Move earlier.
15424 (def_cfa_1, reg_save): Use it.
15426 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
15428 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
15429 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
15430 (ix86_handle_option): Handle OPT_mcrc32.
15431 (ix86_target_string): Add -mcrc32.
15432 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
15434 * config/i386/i386.h (TARGET_CRC32): New.
15436 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
15437 (sse4_2_crc32di): Likewise.
15439 * config/i386/i386.opt (mcrc32): New.
15441 * doc/invoke.texi: Document -mcrc32.
15443 2009-06-11 Richard Henderson <rth@redhat.com>
15445 * common.opt (gdwarf-): Accept a version number.
15446 * doc/invoke.texi (gdwarf-): Update docs.
15447 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
15448 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
15449 version level, and record it.
15451 * dwarf2.h (DW_CIE_VERSION): Remove.
15452 * dwarf2out.c (DWARF_VERSION): Remove.
15453 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
15454 (output_call_frame_info): Use CIE version 3 for dwarf3,
15455 or if the return register column is out of range for version 1.
15456 (dwarf_stack_op_name): Add all dwarf3 values.
15457 (DEBUG_PUBTYPES_SECTION): New.
15458 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
15459 encoding change for dwarf3.
15460 (output_die) [dw_val_class_die_ref]: Likewise.
15461 (output_compilation_unit_header): Emit correct version for dwarf3.
15462 (output_line_info): Likewise.
15463 (output_pubnames): Update for DWARF_VERSION removal.
15464 (output_aranges): Likewise.
15465 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
15466 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
15467 (dwarf2out_finish): Likewise.
15469 2009-06-11 David Daney <ddaney@caviumnetworks.com>
15471 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
15474 2009-06-11 David Daney <ddaney@caviumnetworks.com>
15477 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
15478 * builtins.c (expand_builtin_unreachable): New function.
15479 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
15480 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
15481 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
15483 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
15484 searching for missing barriers.
15486 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15488 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
15489 when -fprofile-generate* was passed.
15490 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15492 2009-06-11 Anthony Green <green@moxielogic.com>
15494 * config/moxie/moxie.md: Define length attribute for all instructions.
15496 (*b<cond:code>): Support limited branch ranges for new PC-relative
15497 branch instructions.
15498 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
15500 2009-06-11 Jakub Jelinek <jakub@redhat.com>
15502 * config/i386/i386.c (min_insn_size): Use get_attr_length
15503 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
15504 For __asm return 0.
15506 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
15507 instead of emit_insn_before.
15509 2009-06-10 Ian Lance Taylor <iant@google.com>
15512 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
15515 2009-06-10 Revital Eres <eres@il.ibm.com>
15517 * passes.c (init_optimization_passes): Reschedule
15518 predictive-commoning pass before complete unroll pass.
15520 2009-06-10 Martin Jambor <mjambor@suse.cz>
15522 * cgraph.c (cgraph_node_can_be_local_p): New function.
15523 (cgraph_make_node_local): New function.
15524 * cgraph.h (cgraph_node_can_be_local_p): Declare.
15525 (cgraph_make_node_local): Declare.
15527 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
15529 * tree.h (tree_base): Add packed_flag and user_align fields.
15530 Decrease size of spare field.
15531 (TYPE_USER_ALIGN): Use user_align from tree_base.
15532 (DECL_USER_ALIGN): Likewise.
15533 (TYPE_PACKED): Use packed_flag from tree_base.
15534 (DECL_PACKED): Likewise.
15535 (tree_type): Delete packed_flag and user_align fields. Widen
15536 precision field. Widen mode field and shuffle fields to align
15537 mode on an 8-bit boundary.
15538 (tree_decl_common): Delete decl_flag_1 and user_align fields.
15539 Renumber decl_flag_* fields. Fix comments. Widen
15540 decl_common_unused field.
15541 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
15542 (DECL_EXTERNAL): Likewise.
15543 (DECL_BIT_FIELD): Likewise.
15544 (DECL_NONADDRESSABLE_P): Likewise.
15545 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
15546 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
15548 2009-06-10 Ian Lance Taylor <iant@google.com>
15550 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
15551 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
15552 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
15553 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
15554 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
15555 DEF_VEC_ALLOC_FUNC_P.
15556 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
15557 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
15558 DEF_VEC_ALLOC_FUNC_O.
15559 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
15560 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
15561 DEF_VEC_ALLOC_FUNC_I.
15562 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
15563 (vec_stack_p_reserve_exact_1): Declare.
15564 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
15565 (vec_stack_free): Declare.
15566 (VEC_stack_alloc): Define.
15567 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
15568 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
15569 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
15570 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
15572 (stack_vecs): New static variable.
15573 (vec_stack_p_reserve_exact_1): New function.
15574 (vec_stack_o_reserve_1): New static function.
15575 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
15576 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
15577 (vec_stack_free): New function.
15578 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
15579 (VEC_df_ref_stack_alloc): Define.
15580 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
15581 DEF_VEC_ALLOC_P_STACK.
15582 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
15583 (struct df_collection_rec): Change _vec fields to VEC. Remove
15585 (df_free_collection_rec): Adjust for new fields.
15586 (df_insn_rescan): Use new df_collection_rec fields.
15587 (df_notes_rescan, df_canonize_collection_rec): Likewise.
15588 (df_ref_create_structure, df_ref_record): Likewise.
15589 (df_get_conditional_uses, df_get_call_refs): Likewise.
15590 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
15591 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
15592 (df_record_exit_block_uses, df_bb_verify): Likewise.
15593 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
15594 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
15595 Remove count parameter. Change return type to void. Change all
15597 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
15598 Remove count parameter. Change return type to void. Change all
15600 (df_install_refs): Change old_vec parameter to VEC. Remove count
15601 parameter. Change all callers.
15602 (df_install_mws): Change old_vec parameter to VEC. Remove count
15603 parameter. Change all callers.
15604 (df_refs_verify): Change new_rec parameter to VEC. Change call
15606 (df_mws_verify): Likewise.
15608 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
15610 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
15612 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
15614 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
15616 2009-06-10 Anthony Green <green@moxielogic.com>
15618 * config/moxie/crti.asm: New file.
15619 * config/moxie/crtn.asm: New file.
15620 * config/moxie/moxie.c: New file.
15621 * config/moxie/moxie.h: New file.
15622 * config/moxie/sfp-machine.h: New file.
15623 * config/moxie/moxie-protos.h: New file.
15624 * config/moxie/t-moxie: Created.
15625 * config/moxie/t-moxie-softfp: Created.
15626 * config/moxie/moxie.md: Created.
15627 * config/moxie/constraints.md: Created.
15628 * config.gcc: Add moxie support.
15629 * doc/md.texi (Machine Constraints): Add moxie constraints.
15630 * doc/contrib.texi (Contributors): Mention moxie port.
15631 * doc/install.texi (Specific): Mention the moxie port.
15633 2009-06-09 Ian Lance Taylor <iant@google.com>
15635 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
15636 compiling with C++.
15637 * optabs.c (optab_table): Only use designated initializers if
15638 HAVE_DESIGNATED_INITIALIZERS is defined.
15639 (convert_optab_table): Likewise.
15640 (init_optabs): Always call init_insn_codes if
15641 HAVE_DESIGNATED_INITIALIZERS is not defined.
15643 2009-06-09 Ian Lance Taylor <iant@google.com>
15645 * targhooks.c (default_builtin_vectorized_function): Change fn
15646 parameter to unsigned int.
15647 (default_builtin_vectorized_conversion): Change code parameter to
15649 (default_builtin_reciprocal): Change fn parameter to unsigned int.
15650 * targhooks.h: Update declarations.
15651 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
15652 parameter to unsigned int.
15654 * c-typeck.c (comptypes_check_enum_int): New static function.
15655 (comptypes_internal): Add enum_and_int_p parameter. Change all
15657 (comp_target_types): Add location parameter. Change all callers.
15658 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
15659 Change all callers.
15660 (function_types_compatible_p, type_lists_compatible_p): Likewise.
15661 (build_conditional_expr): Add colon_loc parameter. Change all
15663 (convert_for_assignment): Add location parameter. Change all callers.
15664 * c-parser.c (c_parser_conditional_expression): Pass location of
15665 colon to build_conditional_expr.
15666 * c-tree.h (build_conditional_expr): Update declaration.
15668 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
15670 * graphite.c: Revert previous patch.
15672 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
15675 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
15677 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
15679 * tree-ssa-loop-prefetch.c
15680 (loop_prefetch_arrays): Fixed a portability problem in printf format
15683 2009-06-09 Martin Jambor <mjambor@suse.cz>
15685 PR tree-optimization/40351
15686 * tree-sra.c (propagate_subacesses_accross_link): Check that a
15687 refrence to a potential artifical subaccess can be constructed.
15689 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15691 * config/sh/sh-protos.h (sh_optimization_options): Declare.
15692 (sh_override_options): Likewise.
15693 * config/sh/sh.c: Include params.h.
15694 (sh_optimization_options): New.
15695 (sh_override_options): Likewise.
15696 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
15697 (OVERRIDE_OPTIONS): Use sh_override_options.
15699 2009-06-08 Jakub Jelinek <jakub@redhat.com>
15701 * dwarf2out.c (emit_cfa_remember): New variable.
15702 (add_fde_cfi): If emit_cfa_remember, recurse to add
15703 DW_CFA_remember_state first.
15704 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
15705 instead just set emit_cfa_remember.
15707 2009-06-08 Jan Hubicka <jh@suse.cz>
15710 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
15712 2009-06-08 Jan Hubicka <jh@suse.cz>
15714 PR middle-end/39834
15715 * cgraphunit.c (save_inline_function_body): Do not copy transform
15716 hooks for saved inline bodies.
15717 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
15718 for given function.
15720 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
15722 * jump.c (returnjump_p): Handle delayed branches. Add missing
15725 2009-06-08 Jan Hubicka <jh@suse.cz>
15727 PR middle-end/40102
15728 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
15729 original node might've been modified.
15730 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
15732 2009-06-08 Jakub Jelinek <jakub@redhat.com>
15734 * tree-object-size.c (addr_object_size): Add OSI argument.
15735 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
15736 (compute_builtin_object_size, expr_object_size): Adjust callers.
15737 (plus_stmt_object_size): Call addr_object_size instead of
15738 compute_builtin_object_size.
15740 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
15741 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15743 * tree-ssa-loop-prefetch.c
15744 (gather_memory_references): Introduced a counter for the number of
15746 (anything_to_prefetch_p): Introduced a counter for the number of
15748 (is_loop_prefetching_profitable): New function with a cost model
15750 (loop_prefetch_arrays): Use the new cost model to determine if
15751 prefetching is profitable.
15752 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
15753 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15754 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
15755 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15756 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
15757 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15759 2009-06-08 Michael Matz <matz@suse.de>
15762 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
15763 partitions use the same.
15764 (expand_one_var): Deal with DECL_RTL sometimes begin set also
15765 for basevars of SSA_NAMEs.
15766 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
15767 to not expand them twice.
15768 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
15771 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
15773 * common.opt (fcompare-debug=, fcompare-debug-second): New.
15774 (fdump-final-insns=, gtoggle): New.
15775 * doc/invoke.texi: Document them.
15776 * final.c (rest_of_clean_state): Dump final insn stream.
15777 * gcc.c (invoke_as): Hook in -fcompare-debug.
15778 (static_spec_functions): Add compare-debug-dump-opt,
15779 compare-debug-self-opt and compare-debug-auxbase-opt.
15780 (compare_debug, compare_debug_second, compare_debug_opt): New.
15781 (switches_debug_check, n_switches_debug_check): New.
15782 (debug_auxbase_opt, debug_check_temp_file): New.
15783 (process_command): Handle -fno-compare-debug, -fcompare-debug and
15785 (do_self_spec): Handle arguments after switches.
15786 (do_spec_1): Add .gk extension to temp file basenames for compare.
15787 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
15788 (cc1_options): Use it instead of normal auxbase computation for
15789 the second compare-debug compilation.
15790 (compare_files): New.
15791 (main): Set up and implement compare debug mode.
15792 (compare_debug_dump_opt_spec_function): New.
15793 (compare_debug_self_opt_spec_function): New.
15794 (compare_debug_auxbase_opt_spec_function): New.
15795 * toplev.c (process_options): Handle flag_gtoggle,
15796 flag_dump_final_insns.
15797 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
15798 during -fcompare-debug-second compilation.
15800 2009-06-07 Ian Lance Taylor <iant@google.com>
15802 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
15803 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
15805 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
15806 with no default node. Change warning with %H to warning_at.
15807 Don't clear warn_switch around case checking.
15808 * doc/invoke.texi (Warning Options): Clarify distinction between
15809 -Wswitch and -Wswitch-enum.
15811 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15813 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
15815 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15817 * gbl-ctors.h: Add header guard.
15819 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15821 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
15822 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
15823 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
15824 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
15825 prototypes for removed functions.
15826 (expressions_equal_p): Move to ...
15827 * tree-ssa-sccvn.h: ... here and ...
15828 * matrix-reorg.c: ... adjust includes.
15830 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15832 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
15834 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15836 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
15837 (finish_function): Remove erroneous whitespace.
15839 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15841 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
15842 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
15844 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15846 * errors.c (internal_error): Commentary typo fix.
15847 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
15848 * tree-ssa-pre.c: Ditto.
15850 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15852 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
15853 them is supposed to hold actual statements.
15855 2009-06-06 Ian Lance Taylor <iant@google.com>
15857 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
15858 empty statements can now have attributes.
15860 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
15862 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
15863 * config/mips/mips.md: Ditto.
15865 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
15867 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
15869 (__eabi_uconvert): Likewise.
15871 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
15873 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
15874 CFI_* definitions with IN_GCC.
15876 2009-06-05 David Edelsohn <edelsohn@gnu.org>
15878 * xcoffout.h (xcoffout_source_line): Update prototype.
15880 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15882 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
15883 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
15885 2009-06-05 Jakub Jelinek <jakub@redhat.com>
15887 PR middle-end/40340
15888 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
15889 inlined_function_outer_scope_p blocks for artificial inlines
15891 * tree.c (tree_nonartificial_location): Rewrite using
15892 block_nonartificial_location.
15894 2009-06-05 Revital Eres <eres@il.ibm.com>
15895 Leehod Baruch <leehod@il.ibm.com>
15897 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
15898 (expand_expr_real_1): Remove comment.
15899 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15900 Vectorize misaligned access when the target supports it.
15901 (vect_supportable_dr_alignment): Check for unaligned access support.
15902 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
15905 2009-06-05 Julian Brown <julian@codesourcery.com>
15907 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
15908 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
15910 2009-06-05 Richard Guenther <rguenther@suse.de>
15913 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
15914 as possibly unused.
15916 2009-06-05 Jakub Jelinek <jakub@redhat.com>
15918 * config/s390/s390.c (global_not_special_regno_p): New static inline.
15919 (save_gprs): Don't tell unwinder when a global register is saved.
15920 (s390_emit_epilogue): Emit needed epilogue unwind info.
15922 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
15924 * dwarf2out.c (deferred_asm_name): New.
15925 (add_name_and_src_coords_attributes): Defer creation of
15926 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
15928 (move_linkage_attr): New.
15929 (dwarf2out_finish): Revisit deferrals and emit attributes at the
15932 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
15934 * tree-nested.c (finalize_nesting_tree_1): Declare the
15935 frame_decl in the binding tree.
15937 2009-06-04 Cary Coutant <ccoutant@google.com>
15939 * basic-block.h (struct basic_block_def): Add discriminator field.
15940 * dbxout.c (dbxout_source_line): Add new parameter. Change all
15942 * debug.c (do_nothing_debug_hooks): Add additional entry.
15943 (debug_nothing_int_charstar_int): New function.
15944 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
15945 (debug_nothing_int_charstar_int): New declaration.
15946 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
15947 discriminator value in .loc directive.
15948 * final.c (last_discriminator): New variable.
15949 (discriminator): New variable.
15950 (final_start_function): Initialize above variables, pass current
15951 discriminator to debug hook.
15952 (notice_source_line): Check for discriminator change.
15953 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
15954 * sdbout.c (sdbout_source_line): New parameter.
15955 * tree-cfg.c (struct locus_discrim_map): New structure type.
15956 (discriminator_per_locus): New hash table.
15957 (build_gimple_cfg): Allocate and free discriminator hash table.
15958 (make_edges): Call assign_discriminator.
15959 (locus_map_hash): New function.
15960 (locus_map_eq): New function.
15961 (next_discriminator_for_locus): New function.
15962 (same_line_p): New function.
15963 (assign_discriminator): New function.
15964 (make_cond_expr_edges): Call assign_discriminator.
15965 (make_gimple_switch_edges): Likewise.
15966 (first_non_label_stmt): New function.
15967 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
15969 * xcoffout.c (xcoffout_source_line): Add new parameter.
15971 * configure.ac (gcc_cv_as_discriminator): New configury check for
15972 gas support for discriminator.
15973 * configure: Regenerate.
15974 * config.in: Regenerate.
15976 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15978 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
15979 val after checking for integers.
15981 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
15983 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
15985 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
15986 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
15987 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
15988 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
15989 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
15990 X64_SSE_REGPARM_MAX.
15991 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
15992 X64_SSE_REGPARM_MAX.
15994 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15996 * gcc.c (report_times_to_file): New.
15997 (execute): Implement it.
15998 (process_command): Support -time=.
15999 * doc/invoke.texi: Document it.
16001 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16003 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
16004 that have value exprs.
16006 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16008 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
16009 declarations for constants until...
16010 (dw2_output_indirect_constant_1): ... this point.
16012 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
16015 * arm.md (arm_addsi3): Don't try to split an add with an
16016 eliminable register until after reload has completed.
16018 2009-06-03 Ian Lance Taylor <iant@google.com>
16020 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
16021 * genattrtab.c (write_length_unit_log): Likewise.
16022 * genchecksum.c (dosum): Likewise.
16023 * gengtype.c (write_rtx_next): Likewise.
16024 (finish_root_table, write_roots): Likewise.
16025 * gimple.c (gimple_ops_offset_): Likewise.
16026 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
16027 * config/arc/arc.c (arc_attribute_table): Likewise.
16028 * config/arm/arm.c (arm_attribute_table): Likewise.
16029 * config/avr/avr.c (avr_attribute_table): Likewise.
16030 * config/crx/crx.c (crx_attribute_table): Likewise.
16031 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
16032 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
16033 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
16034 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
16035 * config/sh/sh.c (sh_attribute_table): Likewise.
16036 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
16037 * config/spu/spu.c (spu_attribute_table): Likewise.
16038 * config/v850/v850.c (v850_attribute_table): Likewise.
16040 * config/alpha/alpha.c (vms_attribute_table): Make static.
16041 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
16042 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
16043 * config/mips/mips.c (mips_attribute_table): Likewise.
16045 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
16047 (cc1-checksum.o): Likewise.
16049 2009-06-03 Steve Ellcey <sje@cup.hp.com>
16051 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
16053 2009-06-03 Jakub Jelinek <jakub@redhat.com>
16055 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
16056 insn if it is changing sp. Use gen_add3_insn instead of
16057 conditionally gen_addsi3 and gen_adddi3.
16058 (offset_below_red_zone_p): New static inline function.
16059 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
16060 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
16061 * config/rs6000/ppc-asm.h: Include auto-host.h.
16062 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
16063 CFI_RESTORE): Define.
16064 * config/rs6000/crtresxgpr.asm: Add unwind info.
16065 * config/rs6000/crtresxfpr.asm: Likewise.
16066 * config/rs6000/crtresgpr.asm: Likewise.
16067 * config/rs6000/crtresfpr.asm: Likewise.
16068 * config/rs6000/crtsavgpr.asm: Likewise.
16069 * config/rs6000/crtsavfpr.asm: Likewise.
16071 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
16072 argument of DWARF2_FRAME_REG_OUT macros.
16074 2009-06-03 Julian Brown <julian@codesourcery.com>
16076 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
16077 words or less (including TImode) in core registers.
16079 2009-06-03 Richard Guenther <rguenther@suse.de>
16081 PR middle-end/40328
16082 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
16084 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
16086 * statistics.c (statistics_counter_event): Do not record event
16087 in pass dump if its number == -1.
16088 (curr_statistics_hash): Add assert that we never get passes
16089 with static number == -1.
16091 2009-06-03 Richard Guenther <rguenther@suse.de>
16092 Andrey Belevantsev <abel@ispras.ru>
16094 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
16095 non-BLKmode arrays addressable.
16097 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
16099 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
16100 * config/m68k/m68k.h: ... here.
16102 2009-06-03 Martin Jambor <mjambor@suse.cz>
16104 PR tree-optimization/40323
16105 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
16108 2009-06-03 Richard Guenther <rguenther@suse.de>
16110 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16113 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
16115 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16116 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
16117 JUMP_TABLE_DATA_P where applicable.
16118 * config/sh/sh.c: Ditto.
16119 * config/sh/sh.h: Ditto.
16120 * config/sh/sh.md: Ditto.
16121 * config/sh/symbian.c: Ditto.
16123 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
16125 * config/i386/driver-i386.c (describe_cache): Optimize
16126 concatenation of strings. Use snprintf instead of sprintf.
16127 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
16128 target when not compiling with GCC.
16130 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
16132 * config/sh/sh.c: Revert last change.
16133 (sh_expand_epilogue): Emit a blockage insn before the frame
16134 pointer adjustment unconditionally.
16136 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16138 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
16139 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
16140 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
16141 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
16142 to COLLECT_GCC_OPTIONS.
16144 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16146 * collect2.c (target_system_root): New variable.
16147 (main): Handle --sysroot=.
16148 (ignore_library): Strip the sysroot from the library path.
16150 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16152 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
16153 (collect2.o): Depend on collect2-aix.h.
16154 (collect2-aix.o): New rule.
16155 * collect2-aix.h: New file.
16156 * collect2-aix.c: Likewise.
16157 * collect2.c: Include collect2-aix.h. Don't undefine
16158 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
16159 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
16160 Use TARGET_AIX_VERSION instead of _AIX51.
16161 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
16162 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
16163 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
16164 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
16165 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
16167 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16169 * collect2.c (ignore_library): Avoid premature post-increment
16170 and null deference.
16172 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16174 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
16175 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
16176 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
16177 CROSS_DIRECTORY_STRUCTURE too.
16178 (LINK_LIBG_SPEC): Likewise.
16179 (LIB_SPEC): Add %R to sysroot paths.
16180 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
16181 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
16182 * config/rs6000/aix51.h: As for aix43.h.
16183 * config/rs6000/aix52.h: Likewise.
16184 * config/rs6000/aix53.h: Likewise.
16185 * config/rs6000/aix61.h: Likewise.
16186 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
16187 to the beginning of sysroot paths.
16189 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16191 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
16192 INSN_LISTs that are out of the REG_NOTE range.
16194 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16196 * loop-unroll.c (struct iv_to_split): Add pointer to next.
16197 (struct var_to_expand): Likewise.
16198 (struct opt_info): Add head and tail for linked lists of the above.
16199 (analyze_insn_to_expand_var): Initialize next.
16200 (analyze_iv_to_split_insn): Likewise.
16201 (analyze_insns_in_loop): Create linked lists.
16202 (allocate_basic_variable): Simplify for use without hash table.
16203 (insert_var_expansion_initialization): Likewise, make it type-safer.
16204 (combine_var_copies_in_loop_exit): Likewise.
16205 (apply_opt_in_copies): Walk lists rather than hash tables.
16206 (release_var_copies): Simplified and inlined by hand into...
16207 (free_opt_info): ... this function.
16209 2009-06-02 Richard Guenther <rguenther@suse.de>
16211 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16214 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16216 * cfgexpand.c (gimple_expand_cfg): Discard the source location
16217 only for builtins that are not overridden.
16219 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16221 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
16224 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16226 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
16228 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16230 * combine.c (move_deaths): Compare LUIDs within the same BB only.
16232 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16234 * common.opt (fdump-unnumbered-links): New.
16235 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
16236 * print-rtl.c (flag_dump_unnumbered_links): New.
16237 (print_rtx): Test it.
16239 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
16241 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
16242 push/pop multiple to 8-byte alignment.
16244 2009-06-01 Jakub Jelinek <jakub@redhat.com>
16246 * config/i386/i386.c (queued_cfa_restores): New static variable.
16247 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
16249 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
16250 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
16251 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
16252 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
16253 note unconditionally.
16254 (ix86_emit_restore_regs_using_mov): Likewise.
16255 (ix86_emit_restore_sse_regs_using_mov): Likewise.
16256 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
16257 it through to ix86_emit_restore_reg_using_pop.
16258 (ix86_emit_leave): Add RED_OFFSET argument. Call
16259 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
16260 instead of adding REG_CFA_OFFSET note unconditionally.
16261 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
16262 the above functions. Call ix86_add_queued_cfa_restore_notes when
16265 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
16266 force output of the label even for dwarf2out_do_cfi_asm.
16267 (add_fde_cfi): If -g2 and above and cfi might change CFA,
16268 force creation of CFI label and chain DW_CFA_set_loc jumping to it
16269 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
16271 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
16272 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
16273 dwarf2out_cfi_label callers.
16274 * tree.h (dwarf2out_cfi_label): Adjust prototype.
16275 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
16276 Adjust dwarf2out_cfi_label callers.
16277 * config/vax/vax.c (vax_output_function_prologue): Likewise.
16279 * config/i386/i386.h (struct machine_cfa_state,
16280 struct machine_function): Guard with ifndef USED_FOR_TARGET
16281 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
16284 * emutls.c (__emutls_get_address): Change arr->size to mean number
16285 of allocated arr->data entries instead of # of slots + 1.
16287 PR middle-end/40316
16288 * recog.c (peep2_reinit_state): New function.
16289 (peephole2_init_state): Use it at the end of a basic block and also
16290 when seeing a RTX_FRAME_RELATED_P insn.
16292 2009-06-01 Steve Ellcey <sje@cup.hp.com>
16294 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
16295 fixuns_truncrfdi2): New.
16296 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
16297 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
16298 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
16299 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
16300 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
16301 *recip_approx): Remove.
16302 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
16303 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
16304 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
16306 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
16309 2009-06-01 Ian Lance Taylor <iant@google.com>
16311 * attribs.c (register_attribute): Use CONST_CAST.
16312 * collect2.c (main): Use CONST_CAST2.
16313 (scan_prog_file): Likewise.
16314 * gcc.c (process_command, main): Likewise.
16315 * toplev.c (toplev_main): Likewise.
16317 * c-typeck.c (handle_warn_cast_qual): New static function,
16318 partially broken out of build_c_cast.
16319 (build_c_cast): Call handle_warn_cast_qual.
16320 * doc/invoke.texi (Warning Options): Document new effect of
16323 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
16325 * diagnostic.c (diagnostic_build_prefix): Always print columns.
16326 (diagnostic_report_current_module): Print columns.
16327 * common.opt (flag_show_column): Enable by default.
16329 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
16331 * alias.c (find_base_term): Check for NULL term before returning.
16333 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16335 Revert due to PR40320:
16336 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16337 * calls.c (emit_library_call_value_1): Don't force_operand for move
16340 2009-06-01 Olivier Hainque <hainque@adacore.com>
16341 Eric Botcazou <ebotcazou@adacore.com>
16343 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
16344 to be processed as a bitfield for constructor output purposes.
16345 * output.h (initializer_constant_valid_for_bitfield_p): Declare
16347 * varasm.c (oc_local_state): New type, output_constructor
16348 local state to support communication with helpers.
16349 (oc_outer_state): New type, output_constructor outer state of
16350 relevance in recursive calls.
16351 (output_constructor_array_range): New output_constructor helper,
16352 extracted code for an array range element.
16353 (output_constructor_regular_field): New output_constructor helper,
16354 extracted code for an element that is not a bitfield.
16355 (output_constructor_bitfield): New output_constructor helper,
16356 extracted code for a bitfield element. Accept an OUTER state
16357 argument for recursive processing. Recurse on record or array
16358 CONSTRUCTOR values, possibly past noop conversions.
16359 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
16360 VALUE is a valid constant-valued expression for use in a static
16361 bit-field initializer.
16362 (output_constructor): Rework to use helpers. Accept and honor an
16363 OUTER state argument for recursive calls. Return total size. Be
16364 prepared for nested constructors initializing bitfields.
16365 (output_constant): Feed OUTER in calls to output_constructor.
16367 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16369 * calls.c (emit_library_call_value_1): Don't force_operand for move
16372 2009-06-01 Nick Clifton <nickc@redhat.com>
16374 * doc/invoke.texi (IA-64 Options): Fix typo.
16376 2009-06-01 Ira Rosen <irar@il.ibm.com>
16378 PR tree-optimization/39129
16379 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
16381 (vect_do_peeling_for_loop_bound): Use
16382 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
16383 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
16384 (vect_loop_versioning): Likewise.
16385 (vect_create_cond_for_alias_checks): Fix indentation.
16386 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
16388 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
16389 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
16390 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
16391 "control flow in loop".
16392 (vect_estimate_min_profitable_iters): Use
16393 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
16394 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
16395 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
16396 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
16397 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
16398 statement belongs to a group of strided accesses with the exact code
16400 (vectorizable_load): Likewise.
16401 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
16402 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16404 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
16406 * config/freebsd-stdint.h: New file.
16407 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
16408 Add freebsd-stdint.h to tm_file.
16410 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
16412 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
16413 (thumb2_extendhidi2): Likewise.
16415 2009-05-31 Ian Lance Taylor <iant@google.com>
16417 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
16419 2009-05-31 Ian Lance Taylor <iant@google.com>
16421 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
16422 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
16423 (ipa-reference.o): Depend upon gt-ipa-reference.h.
16425 2009-05-31 Jason Merrill <jason@redhat.com>
16427 * tree-pretty-print.c (print_call_name): Take the callee, not the
16428 call itself. Make non-static. Use dump_function_name for functions.
16429 (dump_generic_node): Adjust.
16430 * diagnostic.h: Declare print_call_name.
16431 * gimple-pretty-print.c (dump_gimple_call): Use it.
16433 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
16435 * config/sh/sh.md (ashldi3_std): New define_expand.
16438 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
16441 * config/sh/sh.c: Include debug.h.
16442 (sh_expand_epilogue): Emit a blockage insn before the frame
16443 pointer adjustment also when dwarf2out_do_frame returns true.
16445 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
16447 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
16448 (thumb2_extendqidi2): New pattern.
16450 2009-05-31 Ira Rosen <irar@il.ibm.com>
16452 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
16453 mark phis for renaming.
16454 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
16455 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
16456 Call mark_sym_for_renaming.
16457 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
16458 * tree-vect-loop.c (vect_transform_loop): Remove
16459 vect_memsyms_to_rename initialization and a call to
16460 mark_set_for_renaming.
16462 2009-05-31 Jakub Jelinek <jakub@redhat.com>
16464 PR middle-end/40304
16465 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
16466 frame related even if !set_cfa && style < 0.
16468 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
16470 * config/i386/mingw-tls.c: New file.
16471 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
16472 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
16473 defining _WIN32 but not __CYGWIN__.
16475 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16477 * configure.ac: Add MPC support.
16479 * config.in, configure: Regenerate.
16481 2009-05-29 Richard Henderson <rth@redhat.com>
16483 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
16484 NOTE_INSN_BASIC_BLOCK.
16485 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
16486 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
16487 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
16489 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
16491 (add_cfi): Disable check redefining cfa away from drap.
16492 (lookup_cfa_1): Add remember argument; handle remember/restore.
16493 (lookup_cfa): Pass remember argument.
16494 (cfa_remember): New.
16495 (compute_barrier_args_size_1): Remove sibcall check.
16496 (dwarf2out_frame_debug_def_cfa): New.
16497 (dwarf2out_frame_debug_adjust_cfa): New.
16498 (dwarf2out_frame_debug_cfa_offset): New.
16499 (dwarf2out_frame_debug_cfa_register): New.
16500 (dwarf2out_frame_debug_cfa_restore): New.
16501 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
16502 (dwarf2out_begin_epilogue): New.
16503 (dwarf2out_frame_debug_restore_state): New.
16504 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
16505 DW_CFA_restore_state.
16506 (output_cfi_directive): Likewise.
16507 (convert_cfa_to_fb_loc_list): Likewise.
16508 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
16509 * dwarf2out.h: Update.
16510 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
16511 (copy_insn_1): Early out for null.
16512 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
16513 and dwarf2out_frame_debug_restore_state.
16514 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
16515 (prologue_insn_hash, epilogue_insn_hash): New.
16516 (free_after_compilation): Adjust freeing accordingly.
16517 (record_insns): Create hash table if needed; push insns into
16518 hash instead of array.
16519 (maybe_copy_epilogue_insn): New.
16520 (contains): Search hash table instead of array.
16521 (sibcall_epilogue_contains): Remove.
16522 (thread_prologue_and_epilogue_insns): Split eh_return insns
16523 and mark them as epilogues.
16524 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
16525 scanning in terms of basic blocks.
16526 * insn-notes.def (CFA_RESTORE_STATE): New.
16527 * jump.c (returnjump_p_1): Accept EH_RETURN.
16528 (eh_returnjump_p_1, eh_returnjump_p): New.
16529 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
16530 CFA_REGISTER, CFA_RESTORE): New.
16531 * rtl.def (EH_RETURN): New.
16532 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
16534 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
16535 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
16537 * config/i386/i386.c (gen_push): Update cfa state.
16538 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
16539 add a CFA_ADJUST_CFA note.
16540 (ix86_dwarf_handle_frame_unspec): Remove.
16541 (ix86_expand_prologue): Update cfa state.
16542 (ix86_emit_restore_reg_using_pop): New.
16543 (ix86_emit_restore_regs_using_pop): New.
16544 (ix86_emit_leave): New.
16545 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
16546 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
16547 * config/i386/i386.h (struct machine_cfa_state): New.
16548 (ix86_cfa_state): New.
16549 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
16550 (eh_return_internal): Merge from eh_return_<mode>,
16551 use eh_return rtx, split w/ epilogue.
16553 2009-05-29 Ian Lance Taylor <iant@google.com>
16555 * builtins.c (validate_gimple_arglist): Don't use va_arg with
16557 * calls.c (emit_library_call_value_1): Likewise.
16559 * c-typeck.c (c_build_va_arg): New function.
16560 * c-tree.h (c_build_va_arg): Declare.
16561 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
16562 instead of build_va_arg.
16564 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
16566 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
16567 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
16568 (ptr_difference_cost): Use affine combinations to compute it.
16569 (difference_cost): Likewise.
16570 (get_computation_cost_at): Compute more accurate cost for addresses
16571 if the ratio is a multiplier allowed in addresses.
16572 For non-addresses, consider that an additional offset or symbol is
16575 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16577 * config/i386/i386.c (ix86_decompose_address): Avoid useless
16578 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
16580 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
16581 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
16582 (prefix_rex): For UNIT_MMX don't imply the prefix by default
16584 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
16585 to 1 for TYPE_SSE{IADD1,CVT1}.
16586 (prefix_vex_imm8): Removed.
16587 (length_vex): Only pass 1 as second argument to
16588 ix86_attr_length_vex_default if prefix_extra is 0.
16589 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
16590 (length): For prefix vex computation use length_immediate
16591 attribute instead of prefix_vex_imm8.
16592 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
16593 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
16594 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
16595 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
16596 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
16597 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
16598 a space in between the operands.
16599 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
16600 if one operand is 0xff and the other one si, di, bp or sp.
16601 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
16602 other one si, di, bp or sp.
16603 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
16604 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
16605 type and mode attributes.
16606 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
16607 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
16608 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
16609 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
16610 prefix_data16 attribute iff MODE_DF.
16611 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
16612 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
16613 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
16614 constm128_operand in length_immediate computation.
16615 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
16616 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
16617 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
16618 length_immediate attribute to 1.
16619 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
16620 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
16621 for certain alternatives.
16622 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
16623 prefix_data16 attribute if MODE_V1DF.
16624 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
16625 length_immediate to 1.
16626 (set_got_rex64, set_rip_rex64): Remove length attribute, set
16627 length_address to 4, set mode attribute to MODE_DI.
16628 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
16629 (fxam<mode>2_i387): Set length attribute to 4.
16630 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
16631 *prefetch_3dnow_rex): Override length_address attribute.
16632 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
16634 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
16635 (constm128_operand): Removed.
16636 * config/i386/i386.c (memory_address_length): For
16637 disp && !index && !base in 64-bit mode account for SIB byte if
16638 print_operand_address can't optimize disp32 into disp32(%rip)
16639 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
16640 for fs: or gs: segment.
16641 (ix86_attr_length_immediate_default): When checking if shortform
16642 is possible, truncate immediate to the length of the non-shortened
16644 (ix86_attr_length_address_default): Ignore MEM_P operands
16646 (ix86_attr_length_vex_default): Only check for DImode on
16647 GENERAL_REG_P operands.
16648 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
16649 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
16650 (sse_cvttps2pi): Clear prefix_rep attribute.
16651 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
16653 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
16654 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
16655 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
16656 iff operand 2 is const_int_operand.
16657 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
16658 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
16659 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
16661 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
16663 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
16664 prefix_data16 attribute for movlpd and movhpd instructions.
16665 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
16666 length_immediate for shufpd instruction.
16667 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
16668 (avx_cmpp<avxmodesuffixf2c><mode>3,
16669 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
16670 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
16671 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
16672 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
16673 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
16674 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
16675 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
16676 prefix_data16 attribute for the first alternative to 1.
16677 (*avx_loadlps): Override length_immediate for the first alternative.
16678 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
16679 attributes for second alternative.
16680 (*vec_concatv2sf_sse4_1): Override length_immediate and
16681 prefix_data16 attributes for second alternative.
16682 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
16683 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
16684 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
16685 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
16686 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
16687 prefix_data16 and length_immediate to 1.
16688 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
16690 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
16691 prefix_extra attribute for variants that don't have 0f prefix alone.
16692 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
16693 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
16694 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
16695 *sse4_1_pextrd): Set length_immediate to 1.
16696 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
16697 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
16699 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
16700 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
16701 length_immediate to 1 for second alternative.
16702 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
16703 prefix_extra and length_immediate attributes for the first
16705 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
16707 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
16708 to 1 for the first and third alternative.
16709 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
16711 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
16713 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
16715 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
16716 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
16717 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
16718 *avx_psign<mode>3): Set prefix_extra attribute to 1.
16719 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
16720 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
16721 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
16722 ssse3_psign<mode>3): Override prefix_rex attribute.
16723 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
16724 (ssse3_palignrti): Override length_immediate to 1.
16725 (ssse3_palignrdi): Override length_immediate to 1, override
16726 prefix_rex attribute.
16727 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
16728 (sse4a_extrqi): Override length_immediate to 2.
16729 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
16730 (sse4a_insertq): Override prefix_data16 to 0.
16731 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
16732 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
16733 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
16734 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
16735 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
16736 and length_immediate to 1.
16737 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
16738 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
16739 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
16740 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
16741 and length_immediate to 1.
16742 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
16743 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
16744 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
16745 avx_ptest256): Override prefix_extra to 1.
16746 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
16747 Override prefix_data16 and length_immediate to 1.
16748 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
16749 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
16750 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
16751 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
16752 prefix_data16 to 0 and prefix_extra to 2.
16753 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
16754 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
16756 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
16757 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
16758 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
16759 and prefix_extra to 2.
16760 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
16761 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
16762 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
16763 avx_vpermilvar<mode>3,
16764 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
16765 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
16766 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
16767 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
16768 Override prefix_extra to 1.
16769 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
16770 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
16771 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
16772 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
16773 prefix_extra and length_immediate to 1.
16774 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
16776 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
16777 to 1 for the first alternative.
16778 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
16779 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
16781 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
16782 *movv2sf_internal_avx, *movv2sf_internal): Override
16783 prefix_rep attribute for certain alternatives.
16784 (*mov<mode>_internal): Override prefix_rep or prefix_data16
16785 attributes for certain alternatives.
16786 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
16787 attributes for certain alternatives.
16788 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
16789 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
16790 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
16791 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
16792 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
16793 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
16794 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
16795 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
16796 length_immediate to 1 if operand 2 is const_int_operand.
16797 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
16798 *vec_extractv2si_1): Set length_immediate attribute to 1.
16799 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
16800 using old 3DNOW insn rather than SSE/3DNOW_A.
16801 (mmx_emms, mmx_femms): Clear modrm attribute.
16803 2009-05-29 Martin Jambor <mjambor@suse.cz>
16805 * tree-sra.c: New implementation of SRA.
16807 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
16808 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
16809 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
16810 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
16811 (SRA_MAX_STRUCTURE_COUNT): Removed.
16812 (SRA_FIELD_STRUCTURE_RATIO): Removed.
16813 * doc/invoke.texi (sra-max-structure-size): Removed.
16814 (sra-field-structure-ratio): Removed.
16816 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16818 PR middle-end/40291
16819 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
16822 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
16824 PR rtl-optimization/40101
16825 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
16826 seqno. Adjust comment.
16827 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
16828 inserting bookkeeping before a jump, the jump is not scheduled.
16829 When no positive seqno found, provide a value. Add comment.
16831 2009-05-29 Richard Guenther <rguenther@suse.de>
16833 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
16834 short-cutting on the first component.
16836 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16838 PR middle-end/39958
16839 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
16840 for trees other than decls/types.
16842 2009-05-29 Richard Guenther <rguenther@suse.de>
16844 * tree-ssa-operands.c (get_expr_operands): Do not handle
16845 INDIRECT_REFs in the handled-component case. Remove
16846 unused get_ref_base_and_extent case.
16847 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
16848 tree_low_cst and host_integerp where possible.
16849 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
16850 codes for equivalence.
16851 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
16853 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
16855 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
16856 to tmake_file for i[34567]86-*-cygwin*.
16858 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16861 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
16862 (altivec_categorize_keyword, init_vector_keywords,
16863 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
16866 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
16868 * tree.c (handle_dll_attribute): Check if node is
16869 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
16871 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
16873 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
16875 (thumb2_zero_extendqidi2): Likewise.
16877 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
16879 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
16880 instead of gen_movrt.
16881 * config/sh/sh.md (movrt): Remove.
16883 2009-05-28 Steve Ellcey <sje@cup.hp.com>
16885 * doc/invoke.texi (IA-64 Options):
16886 Add -msdata, -mfused-madd, -mno-inline-float-divide,
16887 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
16888 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
16889 -msched-prefer-non-control-spec-insns,
16890 -msched-stop-bits-after-every-cycle,
16891 -msched-count-spec-in-critical-path,
16892 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
16893 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
16894 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
16895 and -msched-spec-verbose.
16897 2009-05-28 Joseph Myers <joseph@codesourcery.com>
16899 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
16900 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
16902 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
16904 2009-05-28 Richard Guenther <rguenther@suse.de>
16906 * tree-ssa-alias.c (ao_ref_init): New function.
16907 (ao_ref_base): Likewise.
16908 (ao_ref_base_alias_set): Likewise.
16909 (ao_ref_alias_set): Likewise.
16910 (refs_may_alias_p_1): Change signature.
16911 (refs_may_alias_p): Adjust.
16912 (refs_anti_dependent_p): Likewise.
16913 (refs_output_dependent_p): Likewise.
16914 (call_may_clobber_ref_p_1): Change signature.
16915 (call_may_clobber_ref_p): Adjust.
16916 (stmt_may_clobber_ref_p_1): New function split out from ...
16917 (stmt_may_clobber_ref_p): ... here.
16918 (maybe_skip_until): Adjust signature.
16919 (get_continuation_for_phi): Likewise.
16920 (walk_non_aliased_vuses): Likewise.
16921 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
16922 (ao_ref_init): Declare.
16923 (ao_ref_base): Likewise.
16924 (ao_ref_alias_set): Likewise.
16925 (stmt_may_clobber_ref_p_1): Likewise.
16926 (walk_non_aliased_vuses): Adjust.
16927 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
16928 (get_ref_from_reference_ops): remove.
16929 (vn_reference_lookup_2): Adjust signature.
16930 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
16931 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
16932 (vn_reference_lookup): Adjust.
16933 (vn_reference_insert): Likewise.
16934 (vn_reference_insert_pieces): Adjust signature.
16935 (visit_reference_op_call): Adjust.
16936 * tree-ssa-pre.c (get_expr_type): Simplify.
16937 (phi_translate_1): Adjust.
16938 (compute_avail): Likewise.
16939 (translate_vuse_through_block): Do not re-build trees.
16940 (value_dies_in_block_x): Likewise.
16941 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
16943 (vn_reference_lookup_pieces): Adjust declaration.
16944 (vn_reference_insert_pieces): Likewise.
16946 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
16948 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
16949 with checking disabled.
16951 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
16955 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
16956 macro definition for support of three-operand format aligned
16957 .comm directive in assembler on cygwin/pe/mingw target OS.
16958 * configure: Regenerate.
16959 * config.h: Regenerate.
16961 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
16962 aligned form of .comm directive if -mpe-aligned-commons is in effect.
16963 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
16965 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
16966 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
16968 2009-05-28 Ira Rosen <irar@il.ibm.com>
16970 PR tree-optimization/40254
16971 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
16972 in analysis of basic blocks.
16974 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
16976 PR middle-end/33699
16977 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
16978 * target-def.h (TARGET_CONST_ANCHOR): New macro.
16979 (TARGET_INITIALIZER): Use it.
16980 * cse.c (CHEAPER): Move it up to the other macros.
16981 (insert): Rename this ...
16982 (insert_with_costs): ... to this. Add cost parameters. Update
16984 (insert): New function. Call insert_with_costs.
16985 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
16986 find_reg_offset_for_const, try_const_anchors): New functions.
16987 (cse_insn): Call try_const_anchors. Adjust cost of src_related
16988 when using a const-anchor. Call insert_const_anchors.
16989 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
16990 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
16992 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
16994 * tree-inline.c (remap_decls): Enable nonlocalized variables
16995 when not optimizing.
16997 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
16999 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
17000 Simplify other tests involving optimize.
17002 2009-05-27 Tom Tromey <tromey@redhat.com>
17004 * unwind-dw2.c (_Unwind_DebugHook): New function.
17005 (uw_install_context): Call _Unwind_DebugHook.
17007 2009-05-27 Tom Tromey <tromey@redhat.com>
17009 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
17011 2009-05-27 Ian Lance Taylor <iant@google.com>
17013 * Makefile.in (LINKER, LINKER_FLAGS): Define.
17014 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
17015 (ALL_LINKERFLAGS): Define.
17016 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
17017 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17018 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
17019 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17020 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
17021 $(LINKER_FOR_BUILD).
17022 (build/gcov-iov$(build_exeext)): Likewise.
17024 2009-05-27 Julian Brown <julian@codesourcery.com>
17026 * gcse.c (target.h): Include.
17027 (can_assign_to_reg_without_clobbers_p): Check that the target allows
17028 copy of argument to a pseudo register.
17030 2009-05-27 Diego Novillo <dnovillo@google.com>
17032 * tree-ssa-live.c (dump_scope_block): Document arguments.
17033 (dump_scope_blocks): Document.
17034 (debug_scope_blocks): New.
17035 * tree-flow.h (debug_scope_blocks): Declare.
17037 2009-05-21 Denis Chertykov <denisc@overta.ru>
17039 * doc/contrib.texi (Contributors): Add myself to the list.
17041 2009-05-27 Olivier Hainque <hainque@adacore.com>
17043 * expr.c (target_align): New function. Alignment the TARGET of an
17044 assignment may be assume to have.
17045 (highest_pow2_factor_for_target): Use it instead of relying on
17046 immediate tree attributes of TARGET, not necessarily honored when
17047 intermediate bitfields are involved.
17049 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
17052 * config/i386/driver-i386.c (host_detect_local_cpu): Support
17053 AVX, SSE4, AES, PCLMUL and POPCNT.
17055 2009-05-27 Diego Novillo <dnovillo@google.com>
17057 * tree-pretty-print.c (dump_location): New.
17058 (dump_generic_node): Call it.
17059 Factor code to handle BLOCK nodes ...
17060 (dump_block_node): ... here.
17062 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
17064 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
17066 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
17068 * gcc-plugin.h: Include config.h and system.h.
17069 (IN_GCC): Define if not defined.
17071 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
17073 PR middle-end/40249
17074 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
17077 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
17079 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
17081 * config/m32r/m32r.h: Ditto.
17082 * config/m32r/m32r.md: Ditto.
17083 * config/m32r/predicates.md: Ditto.
17085 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
17087 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
17089 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
17092 (Loading plugins): typo.
17093 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
17094 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17095 (Interacting with the GCC Garbage Collector): Added new section.
17096 (Giving information about a plugin): Added new section for
17098 * ggc.h (ggc_register_root_tab): Added declaration.
17099 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
17100 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
17101 (register_callback): Improved comment in declaration.
17102 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
17103 (extra_root_vec) Added static variable for dynamic roots registration.
17104 (ggc_register_root_tab) Added new routine.
17105 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
17106 PLUGIN_GGC_MARKING event.
17107 * ggc-zone.c: Include plugin.h.
17108 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17109 * ggc-page.c: Include plugin.h.
17110 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17111 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
17112 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
17113 (register_callback): check lack of callbacks for
17114 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
17115 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
17116 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
17117 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17118 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
17119 dependency on plugin.h.
17120 (plugin.o): Added dependency on ggc.h...
17122 2009-05-26 Richard Guenther <rguenther@suse.de>
17124 PR middle-end/40248
17126 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
17127 with mismatched comparison modes.
17129 * expr.c (expand_expr_real_1): Expand the operand of a
17130 VIEW_CONVERT_EXPR in its natural mode.
17132 2009-05-26 Ian Lance Taylor <iant@google.com>
17134 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
17135 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
17136 (ALL_COMPILERFLAGS): Define.
17137 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
17138 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17139 (collect2$(exeext), collect2.o): Likewise.
17140 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
17141 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
17142 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
17143 (libbackend.o, intl.o, cppdefault.o): Likewise.
17144 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17145 (build/%.o): Use $(COMPILER_FOR_BUILD).
17146 (build/gen%$(build_exeext)): Likewise.
17147 (build/gcov-iov$(build_exeext)): LIkewise.
17148 * config/t-darwin (darwin.o): Use $(COMPILER).
17149 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
17150 * config/t-sol2 (sol2-c.o): Likewise.
17151 (sol2.o): Likewise.
17152 * config/t-vxworks (vxworks.o): Likewise.
17153 * config/x-darwin (host-darwin.o): Likewise.
17154 * config/x-hpux (host-hpux.o): Likewise.
17155 * config/x-linux (host-linux.o): Likewise.
17156 * config/x-solaris (host-solaris.o): Likewise.
17157 * config/alpha/x-alpha (driver-alpha.o): Likewise.
17158 * config/arm/t-arm (arm-c.o): Likewise.
17159 * config/arm/t-pe (pe.o): Likewise.
17160 * config/arm/t-wince-pe (pe.o): Likewise.
17161 * config/i386/t-cygming (winnt.o): Likewise.
17162 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
17163 * config/i386/t-cygwin (cygwin1.o): Likewise.
17164 (cygwin2.o): Likewise.
17165 * config/i386/t-i386 (i386-c.o): Likewise.
17166 * config/i386/t-interix (winnt.o): Likewise.
17167 * config/i386/t-netware (netware.o): Likewise.
17168 * config/i386/t-nwld (nwld.o): Likewise.
17169 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
17170 * config/i386/x-i386 (driver-i386.o): Likewise.
17171 * config/i386/x-cygwin (host-cygwin.o): Likewise.
17172 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
17173 * config/ia64/t-ia64 (ia64-c.o): Likewise.
17174 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
17175 * config/mips/x-native (driver-native.o): Likewise.
17176 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
17177 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
17178 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
17179 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
17180 * config/score/t-score-elf (score7.o): Likewise.
17181 (score3.o): Likewise.
17182 * config/sh/t-sh (sh-c.o): Likewise.
17183 * config/sh/t-symbian (sh-c.o): Likewise.
17184 (symbian.o): Likewise.
17185 * config/spu/t-spu-elf (spu-c.o): Likewise.
17186 * config/v850/t-v850 (v850-c.o): Likewise.
17187 * config/v850/t-v850e (v850-c.o): Likewise.
17189 2009-05-26 Richard Guenther <rguenther@suse.de>
17191 PR tree-optimization/40122
17192 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
17193 VECTOR_CSTs if possible.
17194 (fold_gimple_assign): Likewise.
17196 2009-05-26 Richard Guenther <rguenther@suse.de>
17198 PR middle-end/40252
17199 * fold-const.c (fold_binary): Use the correct types for building
17202 2009-05-26 Richard Guenther <rguenther@suse.de>
17204 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
17205 redundant calls to merge_alias_info.
17206 (bump_vector_ptr): Likewise.
17207 * tree-ssa-copy.c (merge_alias_info): Remove.
17208 (replace_exp_1): Remove call to merge_alias_info.
17209 (propagate_tree_value): Likewise.
17210 (fini_copy_prop): Propagate points-to info.
17211 * tree-flow.h (merge_alias_info): Remove.
17213 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
17215 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
17217 2009-05-25 Jan Hubicka <jh@suse.cz>
17219 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17220 * cgraph.h (struct inline_summary): New filed self_wize,
17221 size_inlining_benefit, self_time and time_inlining_benefit.
17222 (struct cgraph_global_info): Replace insns by time ans size fields.
17223 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17224 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17225 (ipcp_update_callgraph): Do not touch function bodies.
17226 * ipa-inline.c: Include except.h
17227 (MAX_TIME): New constant.
17228 (overall_insns): Remove.
17229 (leaf_node_p): New.
17230 (overall_size, max_benefit): New static variables.
17231 (cgraph_estimate_time_after_inlining): New function.
17232 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17233 (cgraph_clone_inlined_nodes): Update size.
17234 (cgraph_mark_inline_edge): Update size.
17235 (cgraph_estimate_growth): Use size info.
17236 (cgraph_check_inline_limits): Check size.
17237 (cgraph_default_inline_p): Likewise.
17238 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17239 (cgraph_decide_recursive_inlining): Check size.
17240 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17242 (cgraph_decide_inlining): Likewise.
17243 (cgraph_decide_inlining_incrementally): Likewise; honor
17244 PARAM_EARLY_INLINING_INSNS.
17245 (likely_eliminated_by_inlining_p): New predicate.
17246 (estimate_function_body_sizes): New function.
17247 (compute_inline_parameters): Use it.
17248 * except.c (must_not_throw_labels): New function.
17249 * except.h (must_not_throw_labels): Declare.
17250 * tree-inline.c (init_inline_once): Kill inlining_weigths
17251 * tree-ssa-structalias.c: Avoid uninitialized warning.
17252 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17253 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17254 (PARAM_INLINE_CALL_COST): Remove.
17255 (PARAM_EARLY_INLINING_INSNS): New.
17257 2009-05-25 Richard Guenther <rguenther@suse.de>
17259 PR tree-optimization/36327
17260 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
17261 callback for reference translation or lookup at the point of may-defs.
17262 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
17263 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
17264 for union COMPONENT_REFs.
17265 (vn_reference_lookup_3): New callback. Lookup from memset
17266 and CONSTRUCTOR assignment, translate through struct copies.
17267 (vn_reference_lookup_pieces): Make sure to not free the
17268 passed operands array. Adjust walk_non_aliased_vuses call.
17269 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
17270 make sure we do not leak memory.
17272 2009-05-25 Richard Guenther <rguenther@suse.de>
17274 * tree-ssa-alias.h (dump_points_to_solution): Declare.
17275 * tree-inline.c (expand_call_inline): Reset the escaped and
17276 callused solutions.
17277 * tree-ssa-structalias.c (pass_build_ealias): New.
17278 * tree-pass.h (pass_build_ealias): Declare.
17279 * passes.c (init_optimization_passes): Add PTA during
17280 early optimizations.
17281 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
17282 and CALLUSED solutions.
17283 (dump_points_to_solution): New function, split out from ...
17284 (dump_points_to_info_for): ... here.
17285 * tree-parloops.c (parallelize_loops): Reset the escaped and
17286 callused solutions.
17288 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17291 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
17292 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
17294 2009-05-25 Ira Rosen <irar@il.ibm.com>
17296 PR tree-optimization/40238
17297 * tree-vect-stmts.c (vect_init_vector): Insert initialization
17298 statements after basic block's labels.
17299 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
17300 to free the allocated memory.
17302 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
17304 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
17305 return address with a USE.
17307 2009-05-24 Richard Guenther <rguenther@suse.de>
17309 PR middle-end/40233
17310 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
17311 array type from the main variant of the inner type.
17313 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17315 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
17316 definition to bool (from int) to un-break build.
17317 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
17319 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
17321 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
17322 discard_stmt_changes): Delete.
17323 * tree-ssa-operands.c (scb_stack): Delete.
17324 (init_ssa_operands): Do not initialize it.
17325 (fini_ssa_operands): Do not free it.
17326 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
17328 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
17329 update_stmt, remove the others. Fix comments.
17330 * tree-dfa.c (optimize_stack_restore): Likewise.
17331 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
17332 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
17333 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17334 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
17336 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
17337 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
17338 (dom_opt_finalize_block): Likewise, adjusting access to
17340 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
17341 (stmts_to_rescan): Change item type to gimple.
17342 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
17344 2009-05-24 Ira Rosen <irar@il.ibm.com>
17346 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
17347 * tree-pass.h (pass_slp_vectorize): New pass.
17348 * params.h (SLP_MAX_INSNS_IN_BB): Define.
17349 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
17350 * tree-vectorizer.c (timevar.h): Include.
17351 (user_vect_verbosity_level): Declare.
17352 (vect_location): Fix comment.
17353 (vect_set_verbosity_level): Update user_vect_verbosity_level
17354 instead of vect_verbosity_level.
17355 (vect_set_dump_settings): Add an argument. Ignore user defined
17356 verbosity if dump flags require higher level of verbosity. Print to
17357 stderr only for loop vectorization.
17358 (vectorize_loops): Update call to vect_set_dump_settings.
17359 (execute_vect_slp): New function.
17360 (gate_vect_slp): Likewise.
17361 (struct gimple_opt_pass pass_slp_vectorize): New.
17362 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
17363 access its members.
17364 (vec_info_for_bb): New function.
17365 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
17366 (VECTORIZATION_ENABLED): New macro.
17367 (SLP_ENABLED, SLP_DISABLED): Likewise.
17368 (vect_is_simple_use): Add bb_vec_info argument.
17369 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
17370 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
17371 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
17372 vect_schedule_slp, vect_analyze_slp): Likewise.
17373 (vect_analyze_stmt): Add slp_tree argument.
17374 (find_bb_location): Declare.
17375 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17376 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
17377 (vect_analyze_loop_operations, vect_analyze_loop,
17378 get_initial_def_for_induction, vect_create_epilog_for_reduction,
17379 vect_finalize_reduction, vectorizable_reduction,
17380 vectorizable_live_operation, vect_transform_loop): Likewise.
17381 * tree-data-ref.c (dr_analyze_innermost): Update comment,
17382 skip evolution analysis if analyzing a basic block.
17383 (dr_analyze_indices): Likewise.
17384 (initialize_data_dependence_relation): Skip the test whether the
17385 object is invariant for basic blocks.
17386 (compute_all_dependences): Skip dependence analysis for data
17387 references in basic blocks.
17388 (find_data_references_in_stmt): Don't fail in case of invariant
17389 access in basic block.
17390 (find_data_references_in_bb): New function.
17391 (find_data_references_in_loop): Move code to
17392 find_data_references_in_bb and add a call to it.
17393 (compute_data_dependences_for_bb): New function.
17394 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
17395 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
17397 (vect_analyze_data_ref_dependence): Check for interleaving in case of
17398 unknown dependence in basic block and fail in case of dependence in
17400 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
17401 dependence instances from either loop or basic block vectorization
17403 (vect_compute_data_ref_alignment): Check if it is loop vectorization
17404 before calling nested_in_vect_loop_p.
17405 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
17406 dependence instances from either loop or basic block vectorization
17408 (vect_verify_datarefs_alignment): Likewise.
17409 (vect_enhance_data_refs_alignment): Adjust function calls.
17410 (vect_analyze_data_refs_alignment): Likewise.
17411 (vect_analyze_group_access): Fix printing. Skip different checks if
17412 DR_STEP is 0. Keep strided stores either in loop or basic block
17413 vectorization data structure. Fix indentation.
17414 (vect_analyze_data_ref_access): Fix comments, allow zero step in
17416 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
17417 dependence instances from either loop or basic block vectorization
17419 (vect_analyze_data_refs): Update comment. Call
17420 compute_data_dependences_for_bb to analyze basic blocks.
17421 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
17422 case of loop vectorization. In case of basic block vectorization use
17423 data-ref itself as a base.
17424 (vect_create_data_ref_ptr): In case of basic block vectorization:
17425 don't advance the pointer, add new statements before the current
17426 statement. Adjust function calls.
17427 (vect_supportable_dr_alignment): Support only aligned accesses in
17428 basic block vectorization.
17429 * common.opt (ftree-slp-vectorize): New flag.
17430 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
17431 (vect_pattern_recog_1): Likewise.
17432 * tree-vect-stmts.c (process_use): Likewise.
17433 (vect_init_vector): Add new statements in the beginning of the basic
17434 block in case of basic block SLP.
17435 (vect_get_vec_def_for_operand): Adjust function calls.
17436 (vect_finish_stmt_generation): Likewise.
17437 (vectorizable_call): Add assert that it is loop vectorization, adjust
17439 (vectorizable_conversion, vectorizable_assignment): Likewise.
17440 (vectorizable_operation): In case of basic block SLP, take
17441 vectorization factor from statement's type and skip the relevance
17442 check. Adjust function calls.
17443 (vectorizable_type_demotion): Add assert that it is loop
17444 vectorization, adjust function calls.
17445 (vectorizable_type_promotion): Likewise.
17446 (vectorizable_store): Check for outer loop only in case of loop
17447 vectorization. Adjust function calls. For basic blocks, skip the
17448 relevance check and don't advance pointers.
17449 (vectorizable_load): Likewise.
17450 (vectorizable_condition): Add assert that it is loop vectorization,
17451 adjust function calls.
17452 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
17453 that it is not reduction, get vector type, call only supported
17454 functions, skip loop specific parts.
17455 (vect_transform_stmt): Check for outer loop only in case of loop
17457 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
17458 (vect_is_simple_use): Fix comment, add new argument, fix conditions
17459 for external definition.
17460 * passes.c (pass_slp_vectorize): New pass.
17461 * tree-vect-slp.c (find_bb_location): New function.
17462 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
17463 check for patterns only in loops.
17464 (vect_build_slp_tree): Add argument, adjust function calls, fail in
17465 case of multiple types in basic block SLP.
17466 (vect_mark_slp_stmts_relevant): New function.
17467 (vect_supported_load_permutation_p): Fix comment.
17468 (vect_analyze_slp_instance): Add argument. In case of basic block
17469 SLP, take vectorization factor from statement's type, check that
17470 unrolling factor is 1. Adjust function call. Save SLP instance in
17471 either loop or basic block vectorization structure. Return FALSE,
17473 (vect_analyze_slp): Add argument. Get strided stores groups from
17474 either loop or basic block vectorization structure. Return FALSE
17475 if basic block SLP failed.
17476 (new_bb_vec_info): New function.
17477 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
17478 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
17479 (vect_schedule_slp): Add argument. Get SLP instances from either
17480 loop or basic block vectorization structure. Set vectorization factor
17481 to be 1 for basic block SLP.
17482 (vect_slp_transform_bb): New function.
17483 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
17485 2009-05-23 Mark Mitchell <mark@codesourcery.com>
17487 * final.c (shorten_branches): Do not align labels for jump tables.
17488 (final_scan_insn): Use JUMP_TABLE_DATA_P.
17490 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
17492 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
17493 Remove outdated reference to flow.c and fix nits.
17494 * doc/gccint.texi: Tweak RTL description.
17495 * doc/rtl.texi: Likewise.
17497 2009-05-23 Denis Chertykov <chertykov@gmail.com>
17499 * config/avr/avr.c: Change my email address.
17500 * config/avr/avr.h: Likewise.
17501 * config/avr/avr.md: Likewise.
17502 * config/avr/avr-protos.h: Likewise.
17503 * config/avr/libgcc.S: Likewise.
17505 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
17507 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
17508 (spu_split_load, spu_split_store): Change return type to int.
17509 (spu_split_convert): Declare.
17510 * config/spu/predicates.md (spu_mem_operand): Remove.
17511 (spu_mov_operand): Update.
17512 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
17513 * config/spu/spu.c (regno_aligned_for_load): Remove.
17514 (reg_aligned_for_addr, spu_expand_load): Define.
17515 (spu_expand_extv): Reimplement and handle MEM.
17516 (spu_expand_insv): Handle MEM.
17517 (spu_sched_reorder): Handle insn's with length 0.
17518 (spu_legitimate_address_p): Reimplement.
17519 (store_with_one_insn_p): Return TRUE for any mode with size
17520 larger than 16 bytes.
17521 (address_needs_split): Define.
17522 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
17524 (spu_convert_move): Define.
17525 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
17526 (spu_split_store): Change all MEM's to TImode.
17527 (spu_init_expanders): Preallocate registers that correspond to
17528 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
17530 (spu_split_convert): Define.
17531 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
17532 (_move<mode>, _movdi, _movti): Update predicate and condition.
17533 (load, store): Change to define_split.
17534 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
17536 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
17537 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
17538 define_insn_and_split of lshr<mode>3.
17539 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
17540 (<v>ashr<mode>3_imm): Define.
17541 (extv, extzv, insv): Allow MEM operands.
17542 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
17543 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
17544 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
17545 (_spu_convert2): Change to define_insn_and_split and remove the
17546 corresponding define_peephole2.
17547 (stack_protect_set, stack_protect_test, stack_protect_test_si):
17548 Change predicates to memory_operand.
17550 2009-05-22 Mark Mitchell <mark@codesourcery.com>
17552 * config/arm/thumb2.md: Add 16-bit multiply instructions.
17554 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
17556 PR tree-optimization/40219
17557 * tree.c (iterative_hash_expr): Make sure the builtin function is
17558 a normal builtin function and not a front end or back end builtin
17559 before indexing into the built_in_decls array.
17561 2009-05-22 Richard Guenther <rguenther@suse.de>
17563 PR middle-end/38964
17564 * alias.c (write_dependence_p): Do not use TBAA for answering
17565 anti-dependence or output-dependence.
17566 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
17567 (emit_pointer_definition): Remove.
17568 (emit_alias_warning): Likewise.
17569 (find_what_var_points_to): Remove TBAA pruning code.
17570 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
17572 (compute_points_to_sets): Remove code computing the set of
17573 dereferenced pointers.
17574 * tree-data-ref.c (dr_may_alias_p): Properly use the split
17575 oracle for querying anti and output dependencies.
17576 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
17577 if TBAA may be applied.
17578 (refs_anti_dependent_p): New function.
17579 (refs_output_dependent_p): Likewise.
17580 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
17581 (refs_output_dependent_p): Likewise.
17582 * doc/tree-ssa.texi (Memory model): New section.
17583 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
17584 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
17585 * cfgexpand.c (expand_gimple_basic_block): Do not handle
17586 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
17587 * expr.c (expand_expr_real_1): Likewise.
17588 * gimple-low.c (lower_stmt): Likewise.
17589 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
17590 (dump_gimple_cdt): Remove.
17591 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
17592 (gimple_size): Likewise.
17593 (walk_gimple_op): Likewise.
17594 (is_gimple_stmt): Likewise.
17595 (walk_stmt_load_store_addr_ops): Likewise.
17596 (gimple_build_cdt): Remove.
17597 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
17598 * gimple.h (gimple_cdt_new_type): Remove.
17599 (gimple_cdt_new_type_ptr): Likewise.
17600 (gimple_cdt_set_new_type): Likewise.
17601 (gimple_cdt_location): Likewise.
17602 (gimple_cdt_location_ptr): Likewise.
17603 (gimple_cdt_set_location): Likewise.
17604 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
17605 * tree-cfg.c (remove_useless_stmts_1): Do not handle
17606 GIMPLE_CHANGE_DYNAMIC_TYPE.
17607 (verify_types_in_gimple_stmt): Likewise.
17608 * tree-inline.c (estimate_num_insns): Likewise.
17609 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
17610 (copy_decl_to_var): Likewise.
17611 (copy_result_decl_to_var): Likewise.
17612 * tree-pretty-print.c (dump_generic_node): Do not handle
17613 CHANGE_DYNAMIC_TYPE_EXPR.
17614 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17615 * tree-ssa-operands.c (get_expr_operands): Likewise.
17616 * tree-ssa-structalias.c (struct variable_info): Remove
17617 no_tbaa_pruning member.
17618 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
17619 (unify_nodes): Do not copy it.
17620 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
17621 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
17622 (set_uids_in_ptset): Do not check it.
17623 (find_what_var_points_to): Likewise.
17624 (compute_tbaa_pruning): Remove.
17625 (compute_points_to_sets): Do not call it.
17626 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
17627 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
17628 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
17629 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
17630 (DECL_NO_TBAA_P): Likewise.
17631 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
17632 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
17633 (expand_omp_atomic_pipeline): Do not set it.
17634 * print-tree.c (print_node): Do not dump it.
17635 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
17638 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
17641 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
17644 2009-05-22 Mark Mitchell <mark@codesourcery.com>
17646 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
17649 2009-05-22 Ben Elliston <bje@au.ibm.com>
17651 * Makefile.in (bversion.h, s-bversion): New targets.
17652 (TOPLEV_H): Add bversion.h.
17653 * toplev.h: Include "bversion.h".
17654 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
17655 the __format__ attribute only if compiling with the same version
17656 of GCC as the sources (the "build version").
17658 2009-05-22 Ben Elliston <bje@au.ibm.com>
17660 * c-format.c (handle_format_attribute): Fix comment typo.
17662 2009-05-21 Steve Ellcey <sje@cup.hp.com>
17665 * config/ia64/ia64.opt (mfused-madd): New.
17666 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
17667 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
17668 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
17669 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
17670 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
17671 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
17672 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
17673 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
17674 instruction if !TARGET_FUSED_MADD.
17675 (fpma, fpms): Remove colon from name.
17677 2009-05-22 Richard Guenther <rguenther@suse.de>
17679 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
17680 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
17681 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
17683 (create_expression_by_pieces): Only convert if necessary.
17684 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
17685 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
17687 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
17689 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
17690 regular pattern from a template and rename it ...
17691 (*extzv_truncsi_exts): ... to this.
17693 2009-05-21 Richard Guenther <rguenther@suse.de>
17695 * cgraph.h (struct cgraph_node): Remove inline_decl member.
17696 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
17697 (cgraph_default_inline_p): Likewise.
17698 (cgraph_decide_inlining_incrementally): Likewise.
17700 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
17701 Uros Bizjak <ubizjak@gmail.com>
17703 * config/i386/cpuid.h (bit_MOVBE): New.
17705 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
17707 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
17708 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
17709 (ix86_handle_option): Handle OPT_mmovbe.
17710 (ix86_target_string): Add -mmovbe.
17711 (pta_flags): Add PTA_MOVBE.
17712 (processor_alias_table): Add PTA_MOVBE to "atom".
17713 (override_options): Handle PTA_MOVBE.
17715 * config/i386/i386.h (TARGET_MOVBE): New.
17717 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
17718 (*bswapsi_movbe): New.
17719 (*bswapdi_movbe): Likewise.
17720 (bswapdi2): Renamed to ...
17721 (*bswapdi_1): This.
17722 (bswapdi2): New expander.
17724 * config/i386/i386.opt (mmovbe): New.
17726 * doc/invoke.texi: Document -mmovbe.
17728 2009-05-21 Taras Glek <tglek@mozilla.com>
17730 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
17731 * gcc-plugin.h (plugin_init): Updated signature.
17732 * gcc-plugin.h (plugin_name_args): Moved to this header.
17733 * doc/plugins.texi (plugin_init): Updated documention to reflect
17735 * doc/plugins.texi (plugin_name_args): Added to documention.
17737 2009-05-21 Mark Mitchell <mark@codesourcery.com>
17739 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
17740 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
17742 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
17744 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
17745 JUMP_TABLE_DATA_P predicates where applicable.
17746 * config/i386/predicates.md: Ditto.
17747 * config/i386/sse.md: Ditto.
17749 2009-05-21 Jakub Jelinek <jakub@redhat.com>
17751 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
17752 operand2 -128 override length_immediate attribute to 1.
17753 * config/i386/predicates.md (constm128_operand): New predicate.
17755 * config/i386/i386.c (memory_address_length): Handle %r12
17756 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
17758 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
17759 mode look through optional ZERO_EXTEND and SUBREG.
17760 * config/i386/i386.md (R12_REG): New define_constant.
17761 (prefix_data16): For sse unit set also for MODE_TI insns.
17762 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
17763 insns set if operand 1 is ext_QIreg_operand.
17764 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
17765 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
17767 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
17768 mode from MODE_DI to MODE_SI.
17769 (movdi_1_rex64): Override modrm and length_immediate attributes
17770 only for movabs (TYPE_IMOV, alternative 2).
17771 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
17772 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
17773 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
17774 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
17775 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
17776 prefix_rex attribute if DImode.
17777 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
17778 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
17779 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
17780 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
17781 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
17782 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
17783 Likewise. For TYPE_IMOV clear length_immediate attribute.
17784 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
17785 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
17786 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
17787 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
17788 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
17789 or one operand TYPE_ISHIFT.
17790 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
17791 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
17792 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
17793 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
17794 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
17795 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
17796 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
17797 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
17798 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
17799 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
17800 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
17801 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
17802 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
17803 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
17804 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
17805 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
17806 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
17807 set mode attribute, don't override length attribute.
17808 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
17810 (return_internal_long): Set length attribute to 2 instead of 1.
17811 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
17812 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
17813 prefix_rex attribute.
17814 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
17816 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
17818 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17820 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
17822 2009-05-20 Ian Lance Taylor <iant@google.com>
17824 * tree.c (build_tree_list_vec_stat): New function.
17825 (ctor_to_vec): New function.
17826 (build_nt_call_vec): New function.
17827 (build_call_array): Change args to be a const pointer.
17828 (build_call_vec): New function.
17829 * tree.h (build_nt_call_vec): Declare.
17830 (build_tree_list_vec_stat): Declare.
17831 (build_tree_list_vec): Define.
17832 (build_call_array): Update declaration.
17833 (build_call_vec): Declare.
17834 (ctor_to_vec): Declare.
17835 * c-common.c (tree_vector_cache): New static variable.
17836 (make_tree_vector): New function.
17837 (release_tree_vector): New function.
17838 (make_tree_vector_single): New function.
17839 (make_tree_vector_copy): New function.
17840 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
17841 (make_tree_vector_single, make_tree_vector_copy): Declare.
17842 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
17843 (c_parser_expr_list): Don't manage cache here, instead call
17845 (c_parser_release_expr_list): Remove static function.
17846 (c_parser_vec_to_tree_list): Remove static function.
17847 (c_parser_attributes): Call build_tree_list_vec instead of
17848 c_parser_vec_to_tree_list. Call release_tree_vector instead of
17849 c_parser_release_expr_list.
17850 (c_parser_postfix_expression_after_primary): Likewise.
17851 (c_parser_objc_keywordexpr): Likewise.
17853 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
17855 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
17856 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
17857 TARGET_CONVERT_TO_TYPE.
17858 * hooks.c (hook_tree_const_tree_null): Define.
17859 * hooks.h (hook_tree_const_tree_null): Declare.
17860 * target.h (struct gcc_target): Add invalid_parameter_type,
17861 invalid_return_type, promoted_type, and convert_to_type fields.
17862 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
17863 (TARGET_INVALID_RETURN_TYPE): Define.
17864 (TARGET_PROMOTED_TYPE): Define.
17865 (TARGET_CONVERT_TO_TYPE): Define.
17866 (TARGET_INITIALIZER): Update for new fields.
17867 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
17868 (grokparms): Check targetm.invalid_parameter_type.
17869 * c-typeck.c (default_conversion): Check targetm.promoted_type.
17870 * c-convert.c (convert): Check targetm.convert_to_type.
17872 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
17874 * config/mips/mips.md (*extenddi_truncate<mode>,
17875 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
17877 (*extendhi_truncateqi): New define_insn_and_sptit.
17879 2009-05-20 Jakub Jelinek <jakub@redhat.com>
17881 PR middle-end/40204
17882 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
17883 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
17885 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
17887 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
17888 the operand of VIEW_CONVERT_EXPR.
17890 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
17892 * config/i386/driver-i386.c (host_detect_local_cpu): Check
17893 extended family and model for Intel processors. Support Intel Atom.
17895 2009-05-20 Olivier Hainque <hainque@adacore.com>
17897 * gstab.h (stab_code_type): Define, to be used instead of the
17898 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
17900 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
17901 occurrences by stab_code_type.
17902 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
17904 2009-05-20 Martin Jambor <mjambor@suse.cz>
17906 * tree-flow.h (insert_edge_copies_seq): Undeclare.
17907 (sra_insert_before): Likewise.
17908 (sra_insert_after): Likewise.
17909 (sra_init_cache): Likewise.
17910 (sra_type_can_be_decomposed_p): Likewise.
17911 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
17912 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
17913 (sra_insert_before): Likewise.
17914 (sra_insert_after): Likewise.
17915 (sra_init_cache): Likewise.
17916 (insert_edge_copies_seq): Made static and moved upwards.
17918 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
17921 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
17923 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
17924 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
17927 2009-05-20 Richard Guenther <rguenther@suse.de>
17929 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
17930 with mismatched comparison modes.
17932 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17934 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
17935 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
17936 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
17937 with shifts for Thumb2.
17938 (orsi_notsi): New for orn.
17939 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
17940 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
17941 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
17942 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
17943 Don't invert remainder for IOR.
17945 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
17947 PR tree-optimization/40087
17948 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
17949 number_of_iterations_ne): Rename never_infinite argument.
17950 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
17951 number_of_iterations_le): Handle pointer-type ivs when
17952 exit_must_be_taken is false.
17953 (number_of_iterations_cond): Do not always assume that
17954 exit_must_be_taken if the control variable is a pointer.
17956 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
17958 * c-typeck.c (build_binary_op): Allow % on integal vectors.
17959 * doc/extend.texi (Vector Extension): Document that % is allowed too.
17961 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
17963 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
17964 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
17966 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17969 * c.opt (Wlogical-op): Disabled by default.
17970 * c-opt (c_common_post_options): Do not enable Wlogical-op with
17972 * doc/invoke.texi (Wlogical-op): Likewise.
17974 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
17976 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
17978 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
17979 Propagate the type of the first operand.
17980 <ASSERT_EXPR>: Simplify.
17981 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
17982 Rewrite using the RHS code as discriminant.
17983 <NOP_EXPR>: Turn into CASE_CONVERT.
17984 <PLUS_EXPR>: Propagate the type of the first operand.
17986 2009-05-19 Steve Ellcey <sje@cup.hp.com>
17988 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
17989 (ia64_dconst_0_375): New.
17990 * config/ia64/ia64.c (ia64_override_options): Remove
17991 -minline-sqrt-min-latency warning.
17992 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
17993 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
17994 * config/ia64/ia64.md (*sqrt_approx): Remove.
17995 (sqrtsf2): Remove #if 0.
17996 (sqrtsf2_internal_thr): Rewrite and move to div.md.
17997 (sqrtdf): Remove assert.
17998 (sqrtdf2_internal_thr): Rewrite and move to div.md.
17999 (sqrtxf2): Remove #if 0.
18000 (sqrtxf2_internal_thr): Rewrite and move to div.md.
18001 * div.md (sqrt_approx_rf): New.
18002 (sqrtsf2_internal_thr): New implementation.
18003 (sqrtsf2_internal_lat): New.
18004 (sqrtdf2_internal_thr: New implementation.
18005 (sqrtxf2_internal): New implementation.
18007 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
18008 Hans-Peter Nilsson <hp@axis.com>
18010 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
18011 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
18012 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
18013 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
18014 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
18015 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
18016 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
18017 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
18018 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
18019 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
18020 * c-common.c: ...from here.
18022 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18024 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
18026 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18028 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
18030 2009-05-19 Ben Elliston <bje@au.ibm.com>
18032 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
18033 assignments with memcpy calls.
18034 (add_fdes): Likewise.
18035 (binary_search_unencoded_fdes): Likewise.
18036 (linear_search_fdes): Eliminate type puns.
18038 2009-05-19 Richard Guenther <rguenther@suse.de>
18040 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
18041 not falsely claim to have propagated into all uses.
18043 2009-05-19 Ben Elliston <bje@au.ibm.com>
18045 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
18048 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18050 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
18051 * config/sh/sh.c (sh_legitimate_address_p): Make static.
18052 (TARGET_LEGITIMATE_ADDRESS_P): New.
18053 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18054 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
18056 2009-05-18 Dodji Seketeli <dodji@redhat.com>
18059 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
18060 child of the containing namespace's DIE.
18062 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
18064 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
18065 *zero_extendhi_truncqi): Move after the zero_extend patterns.
18066 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
18069 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
18072 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
18073 gen_align with gen_pad.
18074 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
18075 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
18077 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
18078 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
18080 * config/i386/i386.md (align): Renamed to ...
18081 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
18082 ASM_OUTPUT_MAX_SKIP_PAD.
18084 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
18086 * config.gcc: Fix variable syntax.
18089 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
18090 before calling exact_log2.
18091 (output_iorsi3): Likewise.
18092 (output_xorsi3): Likewise.
18094 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18096 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
18097 for the none zero constant operand except for EQ and NE
18098 comprisons even when the first operand is R0.
18100 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
18102 * config/s390/2064.md: Remove trailing whitespaces.
18103 * config/s390/2084.md: Likewise.
18104 * config/s390/constraints.md: Likewise.
18105 * config/s390/fixdfdi.h: Likewise.
18106 * config/s390/libgcc-glibc.ver: Likewise.
18107 * config/s390/s390-modes.def: Likewise.
18108 * config/s390/s390-protos.h: Likewise.
18109 * config/s390/s390.c: Likewise.
18110 * config/s390/s390.h: Likewise.
18111 * config/s390/s390.md: Likewise.
18112 * config/s390/tpf-unwind.h: Likewise.
18114 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18116 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
18118 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18121 * configure.ac (m68k-*-*): Check if binutils support TLS.
18122 * configure: Regenerate.
18123 * config/m68k/predicates.md (symbolic_operand): Extend comment.
18124 * config/m68k/constraints.md (Cu): New constraint.
18125 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
18126 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
18127 (movsi): Handle TLS symbols.
18128 (addsi3_5200): Handle XTLS symbols, indent.
18129 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
18130 (m68k_tls_reference_p): Declare.
18131 (m68k_legitimize_address): Declare.
18132 (m68k_unwrap_symbol): Declare.
18133 * config/m68k/m68k.opt (mxtls): New option.
18134 * config/m68k/m68k.c (ggc.h): Include.
18135 (m68k_output_dwarf_dtprel): Implement hook.
18136 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
18137 (m68k_expand_prologue): Load GOT pointer when function needs it.
18138 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
18139 (m68k_legitimate_constant_address_p): Same.
18140 (m68k_decompose_address): Handle TLS references.
18141 (m68k_get_gp): New static function.
18142 (enum m68k_reloc): New contants.
18143 (TLS_RELOC_P): New macro.
18144 (m68k_wrap_symbol): New static function.
18145 (m68k_unwrap_symbol): New function.
18146 (m68k_final_prescan_insn_1): New static function.
18147 (m68k_final_prescan_insn): New function.
18148 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
18150 (legitimize_pic_address): Handle TLS references..
18151 (m68k_tls_get_addr, m68k_get_tls_get_addr)
18152 (m68k_libcall_value_in_a0_p)
18153 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
18154 (m68k_call_m68k_read_tp): Helper variables and functions for ...
18155 (m68k_legitimize_tls_address): Handle TLS references.
18156 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
18158 (m68k_legitimize_address): Handle TLS symbols.
18159 (m68k_get_reloc_decoration): New static function.
18160 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
18162 (m68k_output_dwarf_dtprel): Implement hook.
18163 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
18164 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
18165 m68k_call_* routines.
18166 (sched_attr_op_type): Handle TLS symbols.
18167 (gt-m68k.h): Include.
18168 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
18169 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
18171 2009-05-18 Martin Jambor <mjambor@suse.cz>
18173 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
18174 (visit_store_addr_for_mod_analysis): New function.
18175 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
18176 (determine_cst_member_ptr): Use gimple_assign_single_p.
18177 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
18178 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
18179 operands. Don't check number of operands of a NOP_EXPR.
18181 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
18183 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
18185 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
18188 * c-common.c (warn_logical_operator): Don't warn if one of
18189 expression isn't always true or false.
18191 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
18193 * config/i386/biarch32.h: New file.
18194 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
18196 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
18198 * config/mips/mips.md (*zero_extend<mode>_trunchi,
18199 *zero_extend<mode>_truncqi): Merge these into ...
18200 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
18201 Name the pattern following this as *zero_extendhi_truncqi.
18203 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
18205 PR middle-end/39301
18206 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
18207 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
18208 (output_info): Make field HOST_WIDEST_INT.
18209 (print_statistics): Use HOST_WIDEST_INT_PRINT.
18210 (dump_bitmat_statistics): Same.
18212 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
18214 * config.gcc (use_gcc_stdint): Set to wrap.
18215 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
18216 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
18217 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
18218 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
18219 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
18220 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
18221 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
18222 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
18224 2009-05-16 Joseph Myers <joseph@codesourcery.com>
18226 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
18228 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
18229 Move definitions earlier.
18230 (OPT_ARCH64, OPT_ARCH32): Define.
18231 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
18234 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
18237 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
18240 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
18242 * arm.md (movdi2): Copy non-reg values to DImode registers.
18244 2009-05-16 Jakub Jelinek <jakub@redhat.com>
18247 * final.c (label_to_max_skip): New function.
18248 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
18249 CODE_LABEL_NUMBER <= max_labelno.
18250 * output.h (label_to_max_skip): New prototype.
18251 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
18252 (ix86_avoid_jump_mispredicts): ... this. Don't define if
18253 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
18254 Handle CODE_LABELs with >= 16 byte alignment or with
18255 max_skip == (1 << align) - 1.
18256 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
18257 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
18260 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
18261 .p2align 3 if MAX_SKIP is smaller than 7.
18262 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
18264 2009-05-15 Ian Lance Taylor <iant@google.com>
18266 * alias.c (struct alias_set_entry_d): Rename from struct
18267 alias_set_entry. Change all uses.
18268 * except.c (struct call_site_record_d): Rename from struct
18269 call_site_record. Change all uses.
18270 * except.h (struct eh_region_d): Rename from struct eh_region.
18272 * gcse.c (struct hash_table_d): Rename from struct hash_table.
18274 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
18275 ivtype_map_elt. Change all uses.
18276 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
18278 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
18279 * graphite.h (struct name_tree_d): Rename from struct name_tree.
18281 (struct sese_d): Rename from struct sese. Change all uses.
18282 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
18283 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
18284 * optabs.h (struct optab_d): Rename from struct optab. Change all
18286 (struct convert_optab_d): Rename from struct convert_optab.
18288 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
18289 ipa_opt_pass. Change all uses.
18290 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
18293 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
18294 defined as a typedef.
18295 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
18298 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
18301 * fold-const.c (make_range,build_range_check,merge_ranges): Move
18303 (merge_ranges): Returns bool.
18304 * tree.h (make_range): .. to here.
18305 (build_range_check): Likewise.
18306 (merge_ranges): Likewise. Renamed from merge_ranges.
18307 * c-typeck.c (parser_build_binary_op): Update calls to
18308 warn_logical_operator.
18309 * c-common.c (warn_logical_operator): Add new warning.
18310 * c-common.h (warn_logical_operator): Update declaration.
18312 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
18314 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
18316 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18318 * doc/install.texi: Document MPC requirements, flags etc.
18320 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
18321 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
18322 Evaluate constant arguments.
18323 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
18324 (fold_builtin_1): Likewise, also evaluate constant arguments.
18325 Remove superfluous break.
18326 (do_mpc_ckconv): New.
18327 * real.h: Include mpc.h.
18328 * toplev.c (print_version): Output MPC version info if available.
18330 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18332 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
18334 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
18336 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
18339 2009-05-15 Jan Hubicka <jh@suse.cz>
18341 * doc/invoke.texi (max-early-inliner-iterations): New flag.
18342 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
18343 (try_inline): Fix return value.
18344 (cgraph_decide_inlining_incrementally): Honor new value.
18345 (cgraph_early_inlining): Handle indirect inlining.
18346 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
18348 2009-05-15 Jan Hubicka <jh@suse.cz>
18350 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
18351 * cgraphunit.c (cgraph_finalize_function): Set it.
18352 (cgraph_expand_function): Use it.
18354 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18356 * real.c (encode_ieee_half): Define.
18357 (decode_ieee_half): Define.
18358 (ieee_half_format): Define.
18359 (arm_half_format): Define.
18360 * real.h (ieee_half_format): Declare.
18361 (arm_half_format): Declare.
18363 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18365 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
18366 swapped, and reversed optabs exist before trying to use them.
18368 2009-05-15 Paul Brook <paul@codesourcery.com>
18369 Sandra Loosemore <sandra@codesourcery.com>
18371 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
18372 loads. Allow PRE_DEC.
18373 (output_move_neon): Handle PRE_DEC.
18374 (arm_print_operand): Add 'A' for neon structure loads.
18375 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
18376 * config/arm/neon.md (neon_mov): Update comment.
18377 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
18379 (Um): New constraint.
18381 2009-05-15 Jan Hubicka <jh@suse.cz>
18383 Revert the following patch until testsuite fallout is fixed:
18384 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18385 * cgraph.h (struct inline_summary): New filed self_wize,
18386 size_inlining_benefit, self_time and time_inlining_benefit.
18387 (struct cgraph_global_info): Replace insns by time ans size fields.
18388 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18389 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18390 (ipcp_update_callgraph): Do not touch function bodies.
18391 * ipa-inline.c: Include except.h
18392 (MAX_TIME): New constant.
18393 (overall_insns): Remove
18394 (overall_size, max_benefit): New static variables.
18395 (cgraph_estimate_time_after_inlining): New function.
18396 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18397 (cgraph_clone_inlined_nodes): Update size.
18398 (cgraph_mark_inline_edge): Update size.
18399 (cgraph_estimate_growth): Use size info.
18400 (cgraph_check_inline_limits): Check size.
18401 (cgraph_default_inline_p): Likewise.
18402 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18403 (cgraph_decide_recursive_inlining): Check size.
18404 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18406 (cgraph_decide_inlining): Likewise.
18407 (cgraph_decide_inlining_incrementally): Likewise; honor
18408 PARAM_EARLY_INLINING_INSNS.
18409 (likely_eliminated_by_inlining_p): New predicate.
18410 (estimate_function_body_sizes): New function.
18411 (compute_inline_parameters): Use it.
18412 * except.c (must_not_throw_labels): New function.
18413 * except.h (must_not_throw_labels): Declare.
18414 * tree-inline.c (init_inline_once): Kill inlining_weigths
18415 * tree-ssa-structalias.c: Avoid uninitialized warning.
18416 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18417 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18418 (PARAM_INLINE_CALL_COST): Remove.
18419 (PARAM_EARLY_INLINING_INSNS): New.
18421 2009-05-15 Richard Guenther <rguenther@suse.de>
18423 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
18424 not TODO_update_ssa.
18426 2009-05-15 Richard Guenther <rguenther@suse.de>
18428 PR tree-optimization/39999
18429 * gimple.h (gimple_expr_type): Use the expression type looking
18430 through useless conversions.
18431 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
18432 (vn_nary_op_insert_stmt): Likewise.
18433 (simplify_binary_expression): Likewise.
18435 2009-05-15 Richard Guenther <rguenther@suse.de>
18437 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
18438 New options, enabled by default.
18439 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
18441 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
18442 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
18443 * tree-ssa-structalias.c (gate_tree_pta): New function.
18444 (pass_build_alias): Use it.
18446 2009-05-15 Joseph Myers <joseph@codesourcery.com>
18448 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
18449 recurse on an invariant address if a conversion from a pointer
18450 type to a wider integer type is involved.
18452 2009-05-15 Jan Hubicka <jh@suse.cz>
18454 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18455 * cgraph.h (struct inline_summary): New filed self_wize,
18456 size_inlining_benefit, self_time and time_inlining_benefit.
18457 (struct cgraph_global_info): Replace insns by time ans size fields.
18458 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18459 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18460 (ipcp_update_callgraph): Do not touch function bodies.
18461 * ipa-inline.c: Include except.h
18462 (MAX_TIME): New constant.
18463 (overall_insns): Remove
18464 (overall_size, max_benefit): New static variables.
18465 (cgraph_estimate_time_after_inlining): New function.
18466 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18467 (cgraph_clone_inlined_nodes): Update size.
18468 (cgraph_mark_inline_edge): Update size.
18469 (cgraph_estimate_growth): Use size info.
18470 (cgraph_check_inline_limits): Check size.
18471 (cgraph_default_inline_p): Likewise.
18472 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18473 (cgraph_decide_recursive_inlining): Check size.
18474 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18476 (cgraph_decide_inlining): Likewise.
18477 (cgraph_decide_inlining_incrementally): Likewise; honor
18478 PARAM_EARLY_INLINING_INSNS.
18479 (likely_eliminated_by_inlining_p): New predicate.
18480 (estimate_function_body_sizes): New function.
18481 (compute_inline_parameters): Use it.
18482 * except.c (must_not_throw_labels): New function.
18483 * except.h (must_not_throw_labels): Declare.
18484 * tree-inline.c (init_inline_once): Kill inlining_weigths
18485 * tree-ssa-structalias.c: Avoid uninitialized warning.
18486 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18487 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18488 (PARAM_INLINE_CALL_COST): Remove.
18489 (PARAM_EARLY_INLINING_INSNS): New.
18490 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
18491 (inline-call-cost): Remove.
18492 (early-inlining-insns): New.
18494 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
18496 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
18498 (print_int_cst_bounds_in_octal_p): Likewise.
18499 (dbxout_type): Adjust calls to above functions. Be prepared to deal
18501 * dwarf2out.c (base_type_die): Likewise.
18502 (is_subrange_type): Delete.
18503 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
18504 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
18505 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
18506 if the destination type is boolean.
18507 (build_range_check): Do not special-case subtypes.
18508 (fold_sign_changed_comparison): Likewise.
18509 (fold_unary): Likewise.
18510 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
18511 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
18512 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
18513 * tree.c (subrange_type_for_debug_p): New predicate based on the
18514 former is_subrange_type.
18515 * tree.h (subrange_type_for_debug_p): Declare.
18516 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
18517 (convert_affine_scev): Remove call to above function.
18518 (chrec_convert_aggressive): Likewise.
18519 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
18520 false for conversions involving subtypes.
18521 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
18522 (vrp_val_min): Likewise.
18523 (needs_overflow_infinity): Likewise.
18524 (extract_range_from_unary_expr): Likewise.
18526 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
18528 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
18529 * config/frv/frv.c: Likewise.
18530 * config/s390/s390.c: Likewise.
18531 * config/sparc/sparc.h: Likewise.
18532 * config/i386/i386.h: Likewise.
18533 * config/i386/i386.c: Likewise.
18534 * config/crx/crx.c: Likewise.
18535 * config/m68hc11/m68hc11.h: Likewise.
18536 * config/iq2000/iq2000.c: Likewise.
18537 * config/mn10300/mn10300.h: Likewise.
18538 * config/mn10300/mn10300.c: Likewise.
18539 * config/m68k/m68k.c: Likewise.
18540 * config/rs6000/rs6000.c: Likewise.
18541 * config/rs6000/xcoff.h: Likewise.
18542 * config/rs6000/linux64.h: Likewise.
18543 * config/rs6000/sysv4.h: Likewise.
18544 * config/score/score3.c: Likewise.
18545 * config/score/score7.c: Likewise.
18546 * config/score/score.c: Likewise.
18547 * config/arm/arm.md: Likewise.
18548 * config/mips/mips.c: Likewise.
18549 * config/mips/mips.md: Likewise.
18550 * config/bfin/bfin.h: Likewise.
18551 * config/pa/pa.c: Likewise.
18552 * config/pa/constraints.md: Likewise.
18554 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
18555 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
18556 * config/pdp11/pdp11.h: Use memory_address_p instead.
18558 2009-05-14 Ian Lance Taylor <iant@google.com>
18560 * passes.c (finish_optimization_passes): Change i to int.
18561 * plugin.c (plugins_active_p): Change event to int.
18562 (dump_active_plugins): Likewise.
18563 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
18565 * tree.c (tree_range_check_failed): Change c to unsigned int.
18566 (omp_clause_range_check_failed): Likewise.
18567 (build_common_builtin_nodes): Change mode to int. Add cast.
18568 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
18569 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
18571 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
18572 ++ or -- with a variable of enum type.
18574 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18577 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
18579 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18581 * store-motion.c: Do not include params.h
18582 * Makefile.in: Fix dependencies for various files.
18584 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18586 * auto-inc-dec.c: Fix pass description, remove apparent
18587 accidental duplication.
18589 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
18591 PR middle-end/40147
18592 * ipa-utils.h (memory_identifier_string): Moved to ...
18593 * tree.h (memory_identifier_string): Here. Add GTY(()).
18595 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
18597 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
18598 in the former documentation of...
18599 (GO_IF_LEGITIMATE_ADDRESS): ... this.
18600 * ira-conflicts.c (get_dup_num): Use address_operand.
18601 * targhooks.c (default_legitimate_address_p): New.
18602 * targhooks.h (default_legitimate_address_p): New.
18603 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
18605 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
18606 * target.h (struct target): Add legitimate_address_p.
18607 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
18608 (TARGET_INITIALIZER): Include it.
18610 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18611 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
18612 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
18613 (TARGET_LEGITIMATE_ADDRESS_P): New.
18615 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18616 (REG_OK_STRICT_P): Delete.
18617 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
18618 (frv_legitimate_address_p_1): ... this.
18619 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
18620 (frv_legitimate_address_p_1): ... the renamed old
18621 frv_legitimate_address_p.
18622 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
18623 (TARGET_LEGITIMATE_ADDRESS_P): New.
18625 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18626 * config/s390/s390-protos.h (legitimate_address_p): Remove.
18627 * config/s390/s390.c (legitimate_address_p): Rename to...
18628 (s390_legitimate_address_p): ... this, make static.
18629 (legitimize_address): Adjust call.
18630 (TARGET_LEGITIMATE_ADDRESS_P): New.
18631 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
18633 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18634 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
18635 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
18636 (TARGET_LEGITIMATE_ADDRESS_P): New.
18638 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18639 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
18640 * config/spu/spu.c (spu_legitimate_address): Rename to...
18641 (spu_legitimate_address_p): ... this, make static.
18642 (TARGET_LEGITIMATE_ADDRESS_P): New.
18644 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18645 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
18646 * config/sparc/sparc.c (legitimate_address_p): Rename to...
18647 (sparc_legitimate_address_p): ... this, make static and return bool.
18648 (legitimize_address): Adjust call.
18649 (TARGET_LEGITIMATE_ADDRESS_P): New.
18651 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18652 * config/i386/i386-protos.h (legitimate_address_p): Remove.
18653 * config/i386/i386.c (legitimate_address_p): Rename to...
18654 (ix86_legitimate_address_p): ... this, make static.
18655 (constant_address_p): Move after it, adjust call.
18656 (TARGET_LEGITIMATE_ADDRESS_P): New.
18658 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18659 * config/avr/avr-protos.h (legitimate_address_p): Remove.
18660 * config/avr/avr.c (legitimate_address_p): Rename to...
18661 (avr_legitimate_address_p): ... this, make static.
18662 (legitimize_address): Adjust call.
18663 (TARGET_LEGITIMATE_ADDRESS_P): New.
18665 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18666 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
18667 * config/crx/crx.c (crx_legitimate_address_p): Make static.
18668 (TARGET_LEGITIMATE_ADDRESS_P): New.
18670 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18671 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
18672 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
18673 (TARGET_LEGITIMATE_ADDRESS_P): New.
18675 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18676 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
18678 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
18680 (TARGET_LEGITIMATE_ADDRESS_P): New.
18682 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18683 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
18685 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
18687 (m68hc11_legitimate_address_p): ... this, make static.
18688 (go_if_legitimate_address_internal): Rename to...
18689 (m68hc11_legitimate_address_p_1): ... this.
18690 (legitimize_address): Adjust call.
18691 (TARGET_LEGITIMATE_ADDRESS_P): New.
18693 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18694 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
18695 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
18696 (TARGET_LEGITIMATE_ADDRESS_P): New.
18698 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18699 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
18700 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
18701 (mn10300_legitimate_address_p): ... this, make static.
18702 (TARGET_LEGITIMATE_ADDRESS_P): New.
18704 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18705 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
18706 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
18707 (TARGET_LEGITIMATE_ADDRESS_P): New.
18709 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18710 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
18711 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
18712 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18713 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
18714 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
18715 (rs6000_legitimate_address_p): ... this, make static.
18716 (TARGET_LEGITIMATE_ADDRESS_P): New.
18717 (REG_MODE_OK_FOR_BASE_P): Delete.
18718 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
18720 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18721 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
18723 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
18724 static, adjust types.
18725 (TARGET_LEGITIMATE_ADDRESS_P): New.
18727 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18728 * config/score/score.c (score_address_p): Rename to...
18729 (score_legitimate_address_p): ... this.
18730 (TARGET_LEGITIMATE_ADDRESS_P): New.
18731 * config/score/score3.c (score3_address_p): Rename to...
18732 (score3_legitimate_address_p): ... this.
18733 * config/score/score7.c (score7_address_p): Rename to...
18734 (score7_legitimate_address_p): ... this.
18736 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
18737 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
18738 GO_IF_LEGITIMATE_ADDRESS): Delete.
18739 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
18740 thumb2_legitimate_address_p): Delete.
18741 (arm_legitimate_address_p): Rename to...
18742 (arm_legitimate_address_outer_p): ... this.
18743 * config/arm/constraints.md ("Uq"): Adjust call.
18744 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
18745 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
18747 (arm_legitimate_address_outer_p): ... this.
18748 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
18750 (TARGET_LEGITIMATE_ADDRESS_P): New.
18752 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18753 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
18754 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
18755 (TARGET_LEGITIMATE_ADDRESS_P): New.
18757 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18758 * config/vax/vax-protos.h (legitimate_address_p): Remove.
18759 * config/vax/vax.c (legitimate_address_p): Rename to...
18760 (vax_legitimate_address_p): ... this, make static.
18761 (TARGET_LEGITIMATE_ADDRESS_P): New.
18763 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18764 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
18765 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
18766 (TARGET_LEGITIMATE_ADDRESS_P): New.
18768 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18769 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
18770 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
18771 (mmix_legitimate_address_p): ... this, make static.
18772 (TARGET_LEGITIMATE_ADDRESS_P): New.
18774 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18775 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
18776 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
18777 (TARGET_LEGITIMATE_ADDRESS_P): New.
18779 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
18781 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
18782 of MODE_COMPLEX_INT.
18784 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18786 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
18787 LCT_NORMAL in function call.
18788 * mips-tdump.c (print_file_desc): Add cast to enum type.
18789 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
18790 (mark_stabs): Add casts to enum types.
18791 (parse_stabs_common): Add casts to enum types.
18793 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
18795 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
18796 Check for invalid values of LETTER.
18798 2009-05-13 Taras Glek <tglek@mozilla.com>
18800 * attribs.c (register_attribute): moved out attribute registration
18801 into register_attribute.
18802 * doc/plugins.texi: Documented register_attribute and
18804 * gcc-plugin.h: Added forward decl for register_attribute.
18805 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
18806 * plugin.c (register_callback, invoke_plugin_callbacks): Added
18807 PLUGIN_ATTRIBUTES boilerplate.
18809 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
18811 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
18812 values even in sentinel and empty entries.
18813 (ms_printf_flag_specs): Likewise.
18814 (ms_scanf_flag_specs): Likewise.
18815 (ms_strftime_flag_specs): Likewise.
18816 (ms_print_char_table): Likewise.
18817 (ms_scan_char_table): Likewise.
18818 (ms_time_char_table): Likewise.
18820 2009-05-13 Doug Kwan <dougkwan@google.com>
18822 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
18824 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
18826 * config/mips/mips.md (store): Add attributes for QI and HI.
18828 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
18829 (truncdi<mode>2): ... this new pattern.
18831 2009-05-13 Brad Hards <bradh@kde.org>
18833 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
18835 2009-05-14 Jakub Jelinek <jakub@redhat.com>
18836 Ben Elliston <bje@au.ibm.com>
18838 PR middle-end/40035
18839 * dse.c (check_mem_read_rtx): Guard against width == -1.
18841 2009-05-13 Michael Matz <matz@suse.de>
18843 PR middle-end/39976
18844 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
18845 (trivially_conflicts_p): New function.
18846 (insert_backedge_copies): Use it.
18848 2009-05-13 Janis Johnson <janis187@us.ibm.com>
18850 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
18851 (handle_stdc_pragma): Use new enum constant names.
18852 (handle_pragma_float_const_decimal64): Ditto.
18854 2009-05-13 Ian Lance Taylor <iant@google.com>
18856 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
18859 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
18861 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
18862 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
18864 * config/m68k/m68k.h (FL_UCLINUX): Define.
18866 2009-05-13 Jan Hubicka <jh@suse.cz>
18868 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
18870 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18872 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
18873 unless -fschedule-insns is specified.
18875 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18878 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
18879 TARGET_EXPAND_CBRANCHDI4.
18880 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
18881 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
18882 (cmpeqdi): Fix comment.
18884 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18886 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
18887 (sh_legitimate_address_p): Likewise.
18888 * config/sh/sh.c (sh_legitimate_index_p): New.
18889 (sh_legitimate_address_p): Likewise.
18890 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
18891 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
18892 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
18893 (MAYBE_BASE_REGISTER_RTX_P): New macro.
18894 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
18895 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
18896 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
18897 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
18898 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
18900 2009-05-12 Jan Hubicka <jh@suse.cz>
18902 * tree-inline.c (estimate_operator_cost): Add operands;
18903 when division happens by constant, it is cheap.
18904 (estimate_num_insns): Loads and stores are not having cost of 0;
18905 EH magic stuff is cheap; when computing runtime cost of switch,
18906 use log2 base of amount of its cases; builtin_expect has cost of 0;
18907 compute cost for moving return value of call.
18908 (init_inline_once): Initialize time_based flags.
18909 * tree-inline.h (eni_weights_d): Add time_based flag.
18911 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18913 * df-core.c: Update head documentation.
18915 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18918 * rs6000.c (rs6000_generate_compare): Use op1b instead of
18919 shadowing exisiting variable op1.
18921 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
18924 * config/i386/driver-i386.c (processor_signatures): New enum.
18925 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
18926 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
18927 processor signature to detect geode processor.
18929 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18933 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18935 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18936 causes spurious differences between trunk and cond-optab branch.
18938 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18940 * dojump.c (compare_from_rtx): Delete.
18941 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
18942 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
18943 if the comparison does not satisfy the predicate; test predicates for
18944 operands 2 and 3 of a cstore pattern. Don't try cstore optab
18945 further if one existing pattern fails.
18946 * expr.h (compare_from_rtx): Delete.
18947 (prepare_operand): Declare it.
18948 * optabs.c: Change "lib call" to "libcall" throughout.
18949 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
18950 HAVE_conditional_trap, emit_cmp_insn): Delete.
18951 (can_compare_p): Delete cmp_optab case.
18952 (prepare_float_lib_cmp): Return an rtx and a machine mode.
18953 Accept other parameters by value.
18954 (prepare_operand): Make non-static.
18955 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
18956 other parameters by value. Try to widen operands here based on
18957 an optab_methods argument and looking at cbranch_optab.
18958 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
18959 loop. Use cbranch_optab directly.
18960 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
18961 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
18963 (emit_conditional_move, emit_conditional_add): Inline what's needed
18964 of compare_from_rtx, using new prepare_cmp_insn for the rest.
18965 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
18966 with COMPARE. Move cmov_optab and cstore_optab above
18967 with cbranch_optab, move cmp_optab down with ucmp_optab,
18968 remove tst_otpab. Do not initialize trap_rtx.
18969 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
18970 for trap code. Do not check HAVE_conditional_trap. Use
18971 prepare_cmp_insn. Accept no predicate for operand 3.
18972 * optabs.h (OTI_cmp): Mark as used only for libcalls.
18973 (OTI_ctrap, ctrap_optab): New.
18974 (tst_optab): Delete.
18975 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
18976 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
18977 with lookup of ctrap_optab.
18978 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
18980 (ctrap_optab): New.
18982 * combine.c (combine_simplify_rtx, simplify_set): Do not
18983 special case comparing against zero for cc0 machines.
18984 * simplify-rtx.c (simplify_binary_operation_1): Never remove
18985 COMPARE on cc0 machines.
18986 (simplify_relational_operation): Return a new expression when
18987 a COMPARE could be removed.
18988 * final.c (final_scan_insn): Compare cc_status values
18989 against LHS of a (compare FOO (const_int 0)) cc0 source.
18990 Also check if cc_status.value is the full compare.
18992 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
18993 (cstoreMM4): Document.
18994 (conditional_trap): Document ctrapMM4 instead.
18995 (sync_compare_and_swapMM): Refer to cbranchcc4.
18996 (Dependent Patterns): Eliminate obsolete information referring to
18997 the old jump optimization phase.
18998 (Canonicalization): Include cbranchcc4 case, omit canonicalization
18999 of compares with 0 on cc0 machines.
19000 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
19001 avoiding references to cc0. Remove text about storing operands
19003 * doc/tm.texi (Condition Codes): Include blurb on different
19004 condition code representations, separate into subsections for
19005 CC0, MODE_CC and conditional execution.
19007 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
19008 alpha_emit_setcc): Accept operands and a machine mode.
19009 * config/alpha/alpha.c (alpha_emit_conditional_branch):
19010 Get code/op0/op1 from operands, use machine mode argument
19011 instead of alpha_compare.fp_p. Emit the branch here.
19012 (alpha_emit_setcc): Likewise, and return boolean.
19013 (alpha_emit_conditional_move): Likewise. Assert that
19014 cmp_op_mode == cmp_mode, and simplify accordingly.
19015 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
19016 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
19017 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
19019 (stack probe test): Use cbranchdi4.
19020 * config/alpha/predicates.md (alpha_cbranch_operator): New.
19022 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
19023 * config/arc/arc.h (movsicc, movsfcc): Use it.
19024 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
19025 (cbranchsi4, cstoresi4): New.
19026 (cmpsi, bCC and sCC expanders): Remove.
19028 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
19029 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
19030 * config/arm/predicates.md (arm_comparison_operator): Only include
19031 floating-point operators if there is a hardware floating-point unit.
19032 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
19033 deferring to cbranch_cc and cstore_cc respectively.
19034 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
19035 cbranch_cc, cstore_cc): New.
19036 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
19038 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
19040 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
19041 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
19043 (adjust_insn_length): Adjust calls.
19044 (avr_reorg): Handle (compare (foo) (const_int 0)).
19045 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
19046 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
19047 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
19048 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
19050 (cbranchqi4, cbranchhi4, cbranchsi4): New.
19051 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
19053 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
19054 (cbranchsi4, cstorebi4, cstoresi4): New.
19055 (movbisi): This insn is duplicate, split it to zero_extend.
19056 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
19057 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
19058 (bfin_optimize_loop): Use cbranch expander.
19059 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
19060 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
19061 (bfin_bimode_comparison_operator): ... this.
19062 (bfin_direct_comparison_operator): New.
19064 * config/cris/cris.c (cris_normal_notice_update_cc): Look
19065 inside (compare FOO (const_int 0)).
19066 (cris_rtx_costs): Handle ZERO_EXTRACT.
19067 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
19068 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
19069 (*tstdi_v32): Delete.
19070 (*cmpdi_non_v32): Add M alternative for operand 1.
19071 (cmpsi, cmp<mode>): Make private.
19072 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
19074 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
19076 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
19077 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
19078 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
19079 (cc_reg_operand): New.
19080 (any_cond): Delete.
19081 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
19082 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
19083 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
19084 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
19085 crx_expand_scond): Delete.
19087 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
19089 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
19090 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
19092 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
19093 cstoresi4, cstoresf4, cstoredf4): New.
19094 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
19095 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19096 Receive the entire operands array.
19097 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
19098 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
19099 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19100 Get test/op0/op1 from the operands array.
19101 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
19103 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
19104 (h8300_expand_store): New.
19105 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
19107 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
19108 (h8300_expand_store): New.
19109 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
19110 or do not try to produce (set (cc0) REG).
19111 (peepholes): Wrap arguments with COMPARE. Add a peephole to
19112 change a compare into a move to a scratch register. Disable some
19113 peepholes when comparing with zero.
19114 (tstsi, tsthi, tstsi, cmpqi): Make private.
19116 (bCC, sCC): Delete.
19117 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
19120 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
19121 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
19122 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
19123 (ix86_emit_i387_log1p): Use cbranchxf2.
19124 (ix86_expand_setcc): Return void.
19125 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
19126 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
19127 cmp<MODEF>, cmpcc): Remove.
19128 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
19129 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
19130 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
19131 (sCC and bCC expanders): Remove.
19132 (stack_protect_test): Use cbranchcc4.
19134 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
19136 (ia64_expand_compare): Accept three rtx by reference and return void.
19137 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
19138 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
19139 from *expr. Update *expr with the BImode comparison to do.
19140 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
19141 cmptf, bCC, sCC, conditional_trap): Delete.
19142 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
19143 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
19144 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
19145 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
19146 * config/ia64/predicates.md (ia64_cbranch_operator): New.
19148 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
19149 type of last argument.
19150 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
19151 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
19152 use machine mode argument instead of branch_type. Remove dead
19153 code for floating-point comparisons.
19154 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
19155 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
19157 (cbranchsi4, cstoresi4): New.
19158 * config/iq2000/predicates.md (reg_or_const_operand): New.
19160 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
19161 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
19162 (b<code>_op): Rewrite to...
19163 (bcc_op): ... this, using match_operator.
19164 (s<code>_op): Rewrite to...
19165 (scc_op): ... this, using match_operator.
19166 (s<code>_24_op): Rewrite to...
19167 (scc_op_24): ... this, using match_operator.
19168 (s<code>_<mode>): Rewrite to...
19169 (cstore<mode>4): ... this, using match_operator.
19170 (s<code>_<mode>_24): Rewrite to...
19171 (cstore<mode>4_24): ... this, using match_operator.
19172 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
19173 m32c_unpend_compare, m32c_expand_scc): Delete.
19174 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
19175 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
19176 (m32c_expand_movcc): Change NE to EQ if necessary.
19177 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
19179 * config/m32r/m32r-protos.h (gen_cond_store): New.
19180 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
19181 (gen_cond_store): New, from sCC patterns.
19182 (m32r_expand_block_move): Use cbranchsi4.
19183 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
19184 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
19185 (cbranchsi4, cstoresi4): New.
19187 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
19189 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
19190 (m68hc11_notice_update_cc): Look into a compare with 0.
19191 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
19193 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
19194 cmphi, cmpqi, bCC): Delete.
19195 (cbranchsi4, cbranchhi4, cbranchqi4): New.
19196 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
19197 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
19200 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
19201 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
19202 * config/m68k/constraints.md (H): New.
19203 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
19204 the define_insn below.
19205 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
19206 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
19207 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
19208 patterns): Wrap RHS with COMPARE.
19209 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
19210 (*cmpdi_internal): Name this pattern.
19211 (cmpdi): Change to define_insn.
19212 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
19213 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
19214 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
19216 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
19217 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
19218 (conditional_trap): Change to...
19219 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
19220 (*conditional_trap): Use the ordered_comparison_operator and
19221 const1_operand predicates.
19222 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
19223 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
19224 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
19225 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
19227 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
19228 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
19229 (mcore_gen_compare): New.
19230 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
19231 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
19232 (mcore_gen_compare): ... this.
19233 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
19234 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
19235 (stack probe pattern): Use cbranchsi4.
19237 * config/mips/predicates.md (mips_cstore_operator): New.
19238 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
19239 * config/mips/mips.md (any_cond): Delete.
19240 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
19242 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
19243 fixuns_truncsfdi2): Use cbranch patterns.
19244 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
19245 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
19246 Adjust call to mips_expand_conditional_branch.
19247 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
19249 * config/mips/mips-protos.h (mips_expand_conditional_branch,
19250 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
19251 * config/mips/mips.c (cmp_operands): Delete.
19252 (mips_emit_compare): Get comparison operands from *op0/*op1.
19253 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
19254 that it succeeds. Use op0/op1 instead of cmp_operands.
19255 (mips_expand_conditional_branch, mips_expand_conditional_move,
19256 mips_expand_conditional_trap): Likewise.
19257 (mips_block_move_loop): Use cbranch patterns.
19258 * config/mips/mips.h (cmp_operands): Delete.
19260 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
19261 (mmix_gen_compare_reg): Just return a register in the right CC mode.
19262 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
19263 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
19264 (*cmpcc_folded): Rename to...
19265 (*cmpdi_folded): this.
19266 (*cmpcc): Rename to...
19268 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
19271 (cbranchdf4): New. Handle invalid comparisons here.
19272 * config/mmix/predicates.md (float_comparison_operator): New.
19274 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
19275 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
19276 * config/mn10300/mn10300.md (tst): Delete.
19277 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
19278 Name these patterns and wrap RHS in a compare.
19279 (*cmpsi): Make this pattern private. Include tst.
19280 (*cmpsf): Make this pattern private.
19281 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
19282 (compare with zero peepholes): Likewise.
19284 (cbranchsi4, cbranchsf4): New.
19285 (casesi): Use cbranchsi4.
19287 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
19288 hppa_branch_type): Delete.
19289 (return_addr_rtx): Use cbranchsi4.
19290 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
19291 Emit CCFPmode comparison here.
19292 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
19293 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
19294 hppa_branch_type): Delete.
19295 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
19296 (movsicc, movdicc): Remove references to hppa_compare_op0,
19297 hppa_compare_op1 and compare_from_rtx.
19298 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
19299 (casesi): Use cbranchsi4.
19301 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
19302 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
19303 * config/pdp11/pdp11.md (register_or_const0_operand): New.
19304 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
19305 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
19307 (cbranchdf4, cbranchhi4, cbranchqi4): New.
19308 (*branch, *branch_inverted): New.
19310 * config/picochip/picochip.md (cbranchhi4): Use
19311 ordered_comparison_operator.
19312 (cmphi, bCC): Remove.
19314 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
19315 (trap_comparison_operator): Delete.
19316 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
19317 rs6000_emit_cbranch): Accept mode and operands.
19318 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
19319 rs6000_compare_fp_p): Delete.
19320 (rs6000_generate_compare): Accept mode and comparison. Extract code
19321 and op0/op1 from there. Replace references to rs6000_compare_op0
19322 and rs6000_compare_op1.
19323 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
19324 extract result from passed operands.
19325 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
19326 extract loc from passed operands.
19327 (rs6000_emit_cmove): Likewise.
19328 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
19329 rs6000_compare_fp_p): Delete.
19330 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
19331 (cbranch<GPR>4, cbranch<FP>4): New.
19332 (cstore<mode>4): New. Consolidate here all choices about when to use
19333 portable or specialized sCC sequences.
19334 (stack_protect_test): Use cbranchsi4.
19335 (conditional_trap): Replace with ctrap<GPR>4.
19336 (conditional trap insn): Replace trap_comparison_operator with
19337 ordered_comparison_operator.
19339 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
19340 (s390_emit_prologue): Use ctrap.
19341 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
19342 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
19343 New predicates replacing...
19344 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
19345 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
19346 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
19347 (add<mode>cc): Do not use s390_compare_op0/op1.
19348 (s<code>): Change to...
19349 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
19350 (seq): Change to...
19351 (cstorecc4): ... this. Handle EQ or NE equally.
19352 (*sne): Un-privatize for use in cstorecc4.
19353 (b<code>): Change to...
19354 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
19355 (conditional_trap): Replace with...
19356 (ctrap<GPR>4, ctrap<FP>4): ... these.
19357 (stack_protect): Use cbranchcc4.
19359 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
19360 * config/score/score-protos.h (score_gen_cmp): Delete.
19361 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
19362 (score_block_move-loop): Use cbranchsi4.
19363 * config/score/score.md (cbranchsi4): New.
19364 (cmpsi, bCC): Delete.
19365 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
19366 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
19367 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
19368 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
19369 * config/score/score3.h (score3_gen_cmp): Delete.
19370 * config/score/score7.h (score7_gen_cmp): Delete.
19372 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
19373 (sh_emit_scc_to_t): ... this. Return void.
19374 (from_compare): Rename to...
19375 (sh_emit_compare_and_branch): ... this.
19376 (sh_emit_compare_and_set): New.
19377 (sh_expand_t_scc): Accept operands.
19378 * config/sh/predicates.md (sh_float_comparison_operator): New.
19379 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
19380 (prepare_scc_operands): Rename to...
19381 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
19383 (sh_emit_cheap_store_flag): New.
19384 (sh_emit_set_t_insn): New.
19385 (from_compare): Rename to...
19386 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
19387 handling of TARGET_SH2E floating point to avoid recursive call.
19388 Generate branch here.
19389 (sh_emit_compare_and_set): New.
19390 (sh_expand_t_scc): Get op0/op1 from arguments.
19391 (sh_emit_cheap_store_flag): New.
19392 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
19394 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
19395 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
19396 (movsicc, movdicc): Do nothing when it recreated operands from
19397 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
19398 prepare_scc_operands (now sh_emit_scc_to_t).
19399 (udivdi3): Use cstoresi4.
19400 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
19401 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
19402 (cbranchint4_media, cbranchfp4_media): New.
19403 (casesi): Use cbranchdi4.
19404 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
19406 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
19407 (movnegt): Remove second operand.
19408 (cbranchsf4, cbranchdf4): New.
19409 (stack_protect): Use cbranchdi4/cbranchsi4.
19411 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
19412 (gen_compare_reg): Accept comparison, extract part of it to...
19413 (gen_compare_reg_1): ... this.
19414 (gen_compare_operator): Delete.
19415 (gen_v9_scc): Accept separate destination, comparison code and arms.
19416 Do not use sparc_compare_op0/sparc_compare_op1.
19417 (emit_scc_insn, emit_conditional_branch_insn): New.
19418 (emit_v9_brxx): Make static. Remove useless assertion.
19419 (sparc_emit_float_lib_cmp): Return RTL instead of calling
19421 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
19422 * config/sparc/sparc-protos.h (gen_compare_reg,
19423 sparc_emit_float_lib_cmp): Adjust prototype.
19424 (emit_scc_insn, emit_conditional_branch_insn): New.
19425 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
19426 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
19427 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
19428 iterators to the top.
19429 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
19430 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
19431 snedi_special_trunc): Delete.
19432 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
19433 and snedi_special_trunc.
19434 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
19435 cbranchdi4, cbranch<F:mode>4): New.
19436 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
19437 here. Use gen_compare_reg instead of gen_compare_operator.
19438 (conditional_trap): Replace with...
19439 (ctrapsi4, ctrapdi4): ... this.
19440 (stack_protect_test): Use cbranchcc4.
19442 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
19444 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
19445 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
19446 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
19447 from operands[0] or operands[3] depending on is_set.
19448 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
19449 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
19450 cmpdf, bCC), sCC: Remove.
19451 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
19452 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
19454 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
19455 spu_emit_branch_or_set.
19457 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
19459 * config/stormy16/stormy16.h (xstormy16_compare_op0,
19460 xstormy16_compare_op1): Delete.
19461 * config/stormy16/stormy16.c (xstormy16_compare_op0,
19462 xstormy16_compare_op1): Delete.
19463 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
19465 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
19466 (cmphi, cmpsi, bCC): Remove.
19468 * config/v850/v850.md (tstsi, cmpsi): Fold into...
19469 (*cmpsi): ... this one.
19470 (cbranchsi4, cstoresi4): New.
19471 (bCC expanders): Delete.
19472 (sCC insns): Fold into...
19473 (*setcc): ... this one.
19474 (casesi): Do not use gen_cmpsi and gen_bgtu.
19475 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
19476 (movsicc): Simplify.
19477 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
19479 * config/vax/vax-protos.h (cond_name): New.
19480 (vax_output_conditional_branch): Remove.
19481 * config/vax/vax.c (cond_name): New.
19482 (vax_output_conditional_branch): Remove.
19483 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
19484 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
19485 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
19486 (bit<VAXint>): Wrap source with (compare).
19487 (b<code> and following unnamed pattern): Rename to *branch and
19488 *branch_reversed. Change macroization to match_operator.
19489 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
19491 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
19492 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
19493 Change last argument to machine_mode.
19494 (xtensa_expand_scc): Add machine_mode argument.
19495 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
19496 (gen_conditional_move, xtensa_expand_conditional_branch,
19497 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
19498 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
19499 Adjust operand numbers.
19500 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
19502 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
19503 (cmpsi, cmpsf, b<code>, s<code>): Delete.
19504 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
19506 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19508 * optabs.c (prepare_cmp_insn): Temporarily disable test that
19509 causes spurious differences between trunk and cond-optab branch.
19511 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
19514 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
19516 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
19518 * tree.c (iterative_hash_pointer): Delete.
19519 (iterative_hash_expr): Short-circuit handling of NULL pointer.
19520 Hash UIDs and versions of SSA names. Don't special-case built-in
19521 function declarations.
19523 2009-05-11 Ian Lance Taylor <iant@google.com>
19526 * graphite.c: Force -Wc++-compat to only be a warning before
19527 #including "cloog/cloog.h".
19529 2009-05-11 Martin Jambor <mjambor@suse.cz>
19531 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
19533 2009-05-11 Jan Hubicka <jh@suse.cz>
19535 * tree-ssa-loop-ivcanon.c: Include target.h
19536 (struct loop_size): new structure.
19537 (constant_after_peeling): New predicate.
19538 (tree_estimate_loop_size): New function.
19539 (estimated_unrolled_size): Rewrite for new estimates.
19540 (try_unroll_loop_completely): Use new estimates.
19541 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
19543 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19545 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
19546 libcpp interface change.
19547 (spu_macro_to_expand): Likewise.
19549 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
19551 PR tree-optimization/40026
19552 * gimplify.c (gimplify_init_constructor): Change initial conditional
19553 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
19554 optimize_compound_literals_in_ctor.
19556 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
19558 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
19560 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
19562 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
19564 * tree-vect-data-refs.c (vect_analyze_group_access): Use
19565 HOST_WIDE_INT for gap.
19567 2009-05-11 Ira Rosen <irar@il.ibm.com>
19569 PR tree-optimization/40074
19570 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
19571 account in group size and step comparison.
19573 2009-05-11 Richard Guenther <rguenther@suse.de>
19575 * passes.c (init_optimization_passes): Strip now incorrect comment.
19576 (execute_function_todo): Do not set PROP_alias.
19577 * tree-pass.h (PROP_alias): Remove.
19578 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
19579 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
19580 * tree-nrv.c (pass_return_slot): Likewise.
19581 * tree-object-size.c (pass_object_sizes): Likewise.
19582 * tree-ssa-dom.c (pass_dominator): Likewise.
19583 (pass_phi_only_cprop): Likewise.
19584 * tree-ssa-dse.c (pass_dse): Likewise.
19585 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
19586 (pass_cselim): Likewise.
19587 * tree-ssa-pre.c (pass_pre): Likewise.
19588 (pass_fre): Likewise.
19589 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
19590 * tree-ssa-sink.c (pass_sink_code): Likewise.
19591 * tree-stdarg.c (pass_stdarg): Likewise.
19592 * tree-tailcall.c (pass_tail_calls): Likewise.
19593 * tree-vrp.c (pass_vrp): Likewise.
19595 2009-05-10 Ian Lance Taylor <iant@google.com>
19597 * basic-block.h (enum profile_status): Break out of struct
19598 control_flow_graph.
19599 * cgraph.h (struct inline_summary): Break out of struct
19601 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
19602 of struct cgraph_order_sort.
19603 * combine.c (enum undo_kind): New enum, broken out of struct undo.
19604 * cse.c (struct branch_path): Break out of struct
19605 cse_basic_block_data.
19606 * except.h (enum eh_region_type): Break out of struct eh_region.
19607 * gcc.c (enum add_del): Break out of struct modify_target.
19608 * genrecog.c (enum decision_type): Break out of struct decision_test.
19609 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
19611 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
19612 * regmove.c (enum match_use): New enum, broken out of struct match.
19613 * sched-int.h (enum post_call_group): New enum, broken out of
19615 (struct deps_reg): Break out of struct deps.
19616 * target.h (struct asm_int_op): Break out of struct gcc_target.
19617 * tree-eh.c (struct goto_queue_node): Break out of struct
19619 * tree-inline.h (enum copy_body_cge_which): Break out of
19621 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
19623 * c-decl.c (in_struct, struct_types): New static variables.
19624 (pushtag): Add loc parameter. Change all callers.
19625 (lookup_tag): Add ploc parameter. Change all callers.
19626 (check_compound_literal_type): New function.
19627 (parser_xref_tag): Add loc parameter. Change all callers. If
19628 -Wc++-compat, warn about struct/union/enum types defined within a
19630 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
19631 and loc parameters. Change all callers. Change error calls to
19632 error_at, using loc. For a redefinition, if the location of the
19633 original definition is known, report it. Set in_struct and
19634 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
19635 (finish_struct): Add new parameters enclosing_in_struct and
19636 enclosing_struct_types. Change all callers. Set
19637 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
19638 in the struct. If in a struct, add this struct to struct_types.
19639 (start_enum): Add loc parameter. Change all callers. Use
19640 error_at for errors, using loc. For a redefinition, if the
19641 location of the original definition is known, report it. If in a
19642 struct, add this enum type to struct_types. If -Wc++-compat warn
19643 if in sizeof, typeof, or alignof.
19644 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
19645 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
19646 (c_parser_enum_specifier): Get enum location for start_enum.
19647 (c_parser_struct_or_union_specifier): Get struct location for
19648 start_struct. Save in_struct and struct_types status between
19649 start_struct and finish_struct.
19650 (c_parser_cast_expression): Get location of cast.
19651 (c_parser_alignof_expression): Get location of type.
19652 (c_parser_postfix_expression): Likewise.
19653 (c_parser_postfix_expression_after_paren_type): Add type_loc
19654 parameter. Change all callers. Call check_compound_literal_type.
19655 Use type_loc for error about variable size type.
19656 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
19657 of an enum constant from an enum type defined in a struct or union.
19658 (c_cast_expr): Add loc parameter. Change all callers. If
19659 -Wc++-compat, warn about defining a type in a cast.
19660 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
19661 (start_enum, start_struct, finish_struct): Update declarations.
19662 (parser_xref_tag, c_cast_expr): Update declarations.
19663 (check_compound_literal_type): Declare.
19665 2009-05-11 Ben Elliston <bje@au.ibm.com>
19667 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
19668 for recent libcpp interface change.
19669 (rs6000_macro_to_expand): Likewise.
19671 2009-05-10 Michael Matz <matz@suse.de>
19674 * config/arm/arm.c (require_pic_register): Emit on entry edge,
19675 not at entry of function.
19677 2009-05-10 Richard Guenther <rguenther@suse.de>
19679 PR tree-optimization/40081
19681 * tree-sra.c (instantiate_element): Instantiate scalar replacements
19682 using the main variant of the element type. Do not fiddle with
19683 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
19685 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
19686 structs with volatile fields.
19688 2009-05-10 Jan Hubicka <jh@suse.cz>
19690 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
19691 (estimate_move_cost): Assert that it does not get called for
19693 (estimate_num_insns): Skip VOID types in argument handling.
19694 (optimize_inline_calls): Delete unreachable blocks and verify that
19695 callgraph is valid.
19697 2009-05-10 Jan Hubicka <jh@suse.cz>
19699 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
19700 * cgraph.c (cgraph_mark_address_taken_node): New function.
19701 (dump_cgraph_node): Dump new flag.
19702 * cgraph.h (struct cgraph_node): Add address_taken.
19703 (cgraph_mark_address_taken_node): New function.
19704 * ipa.c (cgraph_postorder): Prioritize functions with address taken
19705 since new direct calls can be born.
19707 2009-05-10 Joseph Myers <joseph@codesourcery.com>
19709 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
19710 tok->val.node.node.
19712 2009-05-10 Jan Hubicka <jh@suse.cz>
19714 PR middle-end/40084
19715 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
19717 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
19718 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
19719 * tree-inline.c (copy_bb): Set frequency correctly.
19720 (fold_marked_statements): Update call to
19721 cgraph_update_edges_for_call_stmt.
19723 2009-05-10 Joseph Myers <joseph@codesourcery.com>
19725 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
19726 identifiers in diagnostics.
19727 * config/arm/arm.c (arm_handle_fndecl_attribute,
19728 arm_handle_isr_attribute): Likewise.
19729 * config/avr/avr.c (avr_handle_progmem_attribute,
19730 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
19731 * config/bfin/bfin.c (handle_int_attribute,
19732 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
19733 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
19734 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
19736 * config/darwin.c (darwin_handle_kext_attribute,
19737 darwin_handle_weak_import_attribute): Likewise.
19738 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
19739 h8300_handle_eightbit_data_attribute,
19740 h8300_handle_tiny_data_attribute): Likewise.
19741 * config/i386/i386.c (ix86_handle_cconv_attribute,
19742 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
19743 * config/i386/winnt.c (ix86_handle_shared_attribute,
19744 ix86_handle_selectany_attribute): Likewise.
19745 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
19746 * config/m32c/m32c.c (function_vector_handler): Likewise.
19747 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
19748 m68hc11_handle_fntype_attribute): Likewise.
19749 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
19750 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
19751 * config/mips/mips.c (mips_insert_attributes,
19752 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
19753 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
19754 rs6000_handle_struct_attribute): Likewise.
19755 * config/sh/sh.c (sh_insert_attributes,
19756 sh_handle_resbank_handler_attribute,
19757 sh_handle_interrupt_handler_attribute,
19758 sh2a_handle_function_vector_handler_attribute,
19759 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
19761 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
19762 * config/spu/spu.c (spu_handle_fndecl_attribute,
19763 spu_handle_vector_attribute): Likewise.
19764 * config/stormy16/stormy16.c
19765 (xstormy16_handle_interrupt_attribute): Likewise.
19766 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
19767 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
19769 2009-05-10 Joseph Myers <joseph@codesourcery.com>
19771 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
19772 (pp_translate_identifiers): New.
19773 (pp_identifier): Only conditionally translate identifier to locale
19775 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
19776 (pp_base_tree_identifier): Only conditionally translate identifier
19777 to locale character set.
19778 * c-pretty-print.c (M_): Define.
19779 (pp_c_type_specifier, pp_c_primary_expression): Mark English
19780 fragments for conditional translation with M_.
19781 * tree-pretty-print.c (maybe_init_pretty_print): Disable
19782 identifier translation.
19784 2009-05-10 Richard Guenther <rguenther@suse.de>
19786 PR tree-optimization/40081
19787 * tree-sra.c (instantiate_element): Instantiate scalar replacements
19788 using the main variant of the element type. Do not fiddle with
19789 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
19791 2009-05-09 Jan Hubicka <jh@suse.cz>
19793 PR middle-end/40080
19794 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
19795 indirect calls; verify cgraph afterwards.
19797 2009-05-09 Jan Hubicka <jh@suse.cz>
19800 * ipa.c (update_inlined_to_pointer): New function.
19801 (cgraph_remove_unreachable_nodes): Use it.
19803 2009-05-09 Jan Hubicka <jh@suse.cz>
19805 * tree-eh.c (struct leh_state): Remove prev_try.
19806 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
19807 not track prev_try.
19808 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
19809 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
19810 remove_eh_handler_and_replace, foreach_reachable_handler,
19811 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
19812 * except.h (struct eh_region): Remove eh_region_u_cleanup.
19813 (gen_eh_region_cleanup): Update prototype.
19815 2009-05-09 Jan Hubicka <jh@suse.cz>
19817 PR middle-end/40043
19818 * except.c (copy_eh_region): Always set prev_try.
19819 (redirect_eh_edge_to_label): Find outer try.
19820 (foreach_reachable_handler): When looking for prev try
19821 handle case where previous try is not going to be taken.
19823 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
19825 PR tree-optimization/40049
19826 * tree-vect-stmts.c (vectorizable_operation): If the machine has
19827 only vector/vector shifts, convert the type of the constant to the
19828 appropriate type to avoid building incorrect trees, which
19829 eventually have problems with garbage collection.
19831 2009-05-08 Joseph Myers <joseph@codesourcery.com>
19833 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
19834 -1 for complex floating-point types if honoring signed zeros.
19836 2009-05-08 Jan Hubicka <jh@suse.cz>
19838 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
19839 argument; handle correctly when profile is absent.
19840 (build_cgraph_edges): Update.
19841 (rebuild_cgraph_edges): Update.
19842 * cgraph.c: Do not include varray.h.
19843 (cgraph_set_call_stmt_including_clones): New function.
19844 (cgraph_create_edge_including_clones): Likewise
19845 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
19846 (cgraph_update_edges_for_call_stmt): Handle clones.
19847 (cgraph_remove_node): Handle clone tree.
19848 (cgraph_remove_node_and_inline_clones): New function.
19849 (dump_cgraph_node): Dump clone tree.
19850 (cgraph_clone_node): Handle clone tree.
19851 (clone_function_name): Bring here from tree-inline.c.
19852 (cgraph_create_virtual_clone): New function.
19853 * cgraph.h (ipa_replace_map): Move here from ipa.h.
19854 (cgraph_clone_info): New function.
19855 (strut cgraph_node): Add clone_info and new clone tree pointers.
19856 (cgraph_remove_node_and_inline_clones,
19857 cgraph_set_call_stmt_including_clones,
19858 cgraph_create_edge_including_clones,
19859 cgraph_create_virtual_clone): Declare.
19860 (cgraph_function_versioning): Use VEC argument.
19861 (compute_call_stmt_bb_frequency): Update prototype.
19862 (cgraph_materialize_all_clones): New function.
19863 * ipa-cp.c (ipcp_update_cloned_node): Remove.
19864 (ipcp_create_replace_map): Update to VECtors.
19865 (ipcp_update_callgraph): Use virtual clones.
19866 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
19867 (ipcp_update_profiling): Do not update local profiling.
19868 (ipcp_insert_stage): Use VECtors and virtual clones.
19869 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
19870 (clone_of_p): New function.
19871 (cgraph_preserve_function_body_p): Use clone tree.
19872 (cgraph_optimize): Materialize clones.
19873 (cgraph_function_versioning): Update for VECtors.
19874 (save_inline_function_body): Use clone tree.
19875 (cgraph_materialize_clone): New function.
19876 (cgraph_materialize_all_clones): Likewise.
19877 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
19878 * ipa.c: Include gimple.h.
19879 (cgraph_remove_unreachable_nodes): Use clone tree.
19880 * ipa-prop.c (ipa_note_param_call): Update call to
19881 compute_call_stmt_bb_frequencycall.
19882 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
19883 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
19884 (copy_bb): Handle updating of clone tree; add new edge when new call
19886 (expand_call_inline): Be strict about every call having edge.
19887 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
19888 (delete_unreachable_blocks_update_callgraph): New function.
19889 (tree_function_versioning): Use VECtors; always remove unreachable
19890 blocks and fold conditionals.
19891 * tree-inline.h: Do not include varray.h.
19892 (tree_function_versioning): Remove.
19893 * Makefile.in (GTFILES): Remove tree-inline.c
19894 * passes.c (do_per_function): Do only functions having body.
19895 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
19898 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
19899 Andrew Morrow <acm@google.com>
19902 * c-common.c (c_common_attribute_table): Permit deprecated
19903 attribute to take an optional argument.
19904 (handle_deprecated_attribute): If the optional argument to
19905 __attribute__((deprecated)) is not a string ignore the attribute
19906 and emit a warning.
19908 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
19909 * c-typeck.c (build_component_ref): Likewise.
19910 (build_external_ref): Likewise.
19912 * toplev.c (warn_deprecated_use): Add an attribute argument.
19913 Emit the message associated with __attribute__((deprecated)).
19915 * toplev.h (warn_deprecated_use): Updated.
19917 * doc/extend.texi: Document new optional parameter to
19918 __attribute__((deprecated))
19920 2009-05-08 Michael Eager <eager@eagercon.com>
19922 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
19923 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
19925 2009-05-08 Richard Guenther <rguenther@suse.de>
19927 PR tree-optimization/40062
19928 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
19929 Avoid exponential behavior.
19931 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19933 PR rtl-optimization/33928
19935 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
19936 process_uses, build_single_def_use_links): New.
19937 (update_df): Update use_def_ref.
19938 (forward_propagate_into): Use get_def_for_use instead of use-def
19940 (fwprop_init): Call build_single_def_use_links and let it initialize
19942 (fwprop_done): Free use_def_ref.
19943 (fwprop_addr): Eliminate duplicate call to df_set_flags.
19944 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
19945 df_rd_simulate_one_insn): New.
19946 (df_rd_bb_local_compute_process_def): Update head comment.
19947 (df_chain_create_bb): Use the new RD simulation functions.
19948 * df.h (df_rd_simulate_artificial_defs_at_top,
19949 df_rd_simulate_one_insn): New.
19950 * opts.c (decode_options): Enable fwprop at -O1.
19951 * doc/invoke.texi (-fforward-propagate): Document this.
19953 2009-05-08 Joseph Myers <joseph@codesourcery.com>
19956 * c-typeck.c (build_binary_op): Handle arithmetic between one real
19957 and one complex operand specially.
19958 * tree-complex.c (some_nonzerop): Do not identify a real value as
19959 zero if flag_signed_zeros.
19961 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19963 PR rtl-optimization/33928
19964 * loop-invariant.c (record_use): Fix && vs. || mishap.
19966 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19968 PR rtl-optimization/33928
19969 * loop-invariant.c (struct use): Add addr_use_p.
19970 (struct def): Add n_addr_uses.
19971 (struct invariant): Add cheap_address.
19972 (create_new_invariant): Set cheap_address.
19973 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
19974 (record_uses): Pass df_ref to record_use.
19975 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
19978 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
19980 * config/sh/sh.c: Do not include c-pragma.h.
19982 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
19984 * config/spu/spu.c: Remove include of c-common.h.
19986 2009-05-07 Janis Johnson <janis187@us.ibm.com>
19989 * c-common.h (mark_valid_location_for_stdc_pragma,
19990 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
19991 clear_float_const_decimal64, float_const_decimal64_p): New.
19992 * c.opt (Wunsuffixed-float-constants): New.
19993 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
19994 unsuffixed float constant, handle new warning.
19995 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
19996 * c-decl.c (c_scope): New flag float_const_decimal64.
19997 (set_float_const_decimal64, clear_float_const_decimal64,
19998 float_const_decimal64_p): New.
19999 (push_scope): Set new flag.
20000 * c-parser.c (c_parser_translation_unit): Mark when it's valid
20001 to use STDC pragmas.
20002 (c_parser_external_declaration): Ditto.
20003 (c_parser_compound_statement_nostart): Ditto.
20004 * c-pragma.c (valid_location_for_stdc_pragma,
20005 mark_valid_location_for_stdc_pragma,
20006 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
20007 handle_pragma_float_const_decimal64): New.
20008 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
20009 * cp/semantics.c (valid_location_for_stdc_pragma_p,
20010 set_float_const_decimal64, clear_float_const_decimal64,
20011 float_const_decimal64_p): New dummy functions.
20012 * doc/extend.texi (Decimal Float): Remove statement that the
20013 pragma, and suffix for double constants, are not supported.
20014 * doc/invoke.texi (Warning Options): List new option.
20015 (-Wunsuffixed-float-constants): New.
20017 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
20019 * config/i386/i386.c: Do not include c-common.h.
20021 2009-05-07 Mark Heffernan <meheff@google.com>
20023 * doc/invoke.texi (Debugging Options): Document change of debugging
20025 * opts.c (decode_options): Make dump_base_name relative to
20026 aux_base_name directory.
20028 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20030 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
20031 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
20033 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
20035 * Makefile.in (install-plugin): Simplify a bit.
20037 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
20039 * Makefile.in (OBJS-common): Add regcprop.o.
20041 * timevar.def (TV_CPROP_REGISTERS): New.
20042 * regrename.c (regrename_optimize): Return 0.
20043 (rest_of_handle_regrename): Delete.
20044 (pass_rename_registers): Point to regrename_optimize.
20045 (struct value_data_entry, struct value_data,
20046 kill_value_one_regno, kill_value_regno, kill_value,
20047 set_value_regno, init_value_data, kill_clobbered_value,
20048 kill_set_value, kill_autoinc_value, copy_value,
20049 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
20050 replace_oldest_value_reg, replace_oldest_value_addr,
20051 replace_oldest_value_mem, copyprop_hardreg_forward_1,
20052 debug_value_data, validate_value_data): Move...
20053 * regcprop.c: ... here.
20054 (rest_of_handle_cprop): Delete.
20055 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
20057 2009-05-07 Jakub Jelinek <jakub@redhat.com>
20059 PR middle-end/40057
20060 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
20061 GEN_INT for 1 << bitnum.
20062 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
20063 build_int_cst_type.
20065 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
20067 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
20068 Remove wrong description of "nand" operation.
20070 2009-05-06 Richard Guenther <rguenther@suse.de>
20071 Adam Nemet <anemet@caviumnetworks.com>
20073 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
20074 comment. Add that if LHS is not a gimple register, then RHS1 has
20075 to be a single object (GIMPLE_SINGLE_RHS).
20077 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
20079 * expr.c (get_def_for_expr): Move it up in the file.
20080 (store_field): When expanding a bit-field store, look at the
20081 defining gimple stmt for the masking conversion.
20083 2009-05-06 Janis Johnson <janis187@us.ibm.com>
20085 PR middle-end/39986
20086 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
20087 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
20088 32-bit memcpy into long.
20090 2009-05-06 Jakub Jelinek <jakub@redhat.com>
20092 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
20093 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
20095 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
20096 instead of appending DW_OP_deref*.
20098 2009-05-06 Michael Matz <matz@suse.de>
20100 PR middle-end/40021
20101 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
20102 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
20104 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
20106 * Makefile.in (install-plugin): Fix srcdir handling.
20108 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
20110 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
20111 when processing for not_regs_needed bitmap.
20112 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
20113 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
20114 handling it for rhs.
20116 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20118 * config/i386/i386.md (unnamed inc/dec peephole): Use
20119 optimize_insn_for_size_p instead of optimize_size.
20120 * config/i386/predicates.md (incdec_operand): Likewise.
20121 (aligned_operand): Likewise.
20122 * config/i386/sse.md (divv8sf3): Likewise.
20123 (sqrtv8sf2): Likewise.
20125 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20127 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
20129 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
20131 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20133 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
20134 ssemodesuffixf2c with avxmodesuffixf2c.
20136 2009-05-06 Joseph Myers <joseph@codesourcery.com>
20139 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
20141 2009-05-05 Jakub Jelinek <jakub@redhat.com>
20143 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
20144 (struct tree_base): Adjust spacing for 8 bit boundaries.
20145 (struct tree_decl_common): Add decl_by_reference_flag bit.
20146 (DECL_BY_REFERENCE): Adjust.
20147 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
20148 print DECL_BY_REFERENCE bit.
20149 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
20150 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
20151 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
20152 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
20155 PR middle-end/39666
20156 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
20157 range of the type, but default label is missing, add it with one
20158 of the existing labels instead of adding a new label for it.
20160 2009-05-05 Joseph Myers <joseph@codesourcery.com>
20164 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
20166 * Makefile.in (enable_plugin, plugin_includedir): New.
20167 (install): Depend on install-plugin.
20168 (PLUGIN_HEADERS): New.
20169 (install-plugin): New.
20170 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
20172 2009-05-05 Richard Guenther <rguenther@suse.de>
20174 PR tree-optimization/40022
20175 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
20177 (phivn_valid_p): Fix tuplification error, simplify.
20178 (phiprop_insert_phi): Add dumps.
20179 (propagate_with_phi): Simplify.
20181 2009-05-05 Richard Guenther <rguenther@suse.de>
20183 PR middle-end/40023
20184 * builtins.c (gimplify_va_arg_expr): Properly build the address.
20186 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
20188 * tree.h (strip_float_extensions): Remove duplicate declaration.
20189 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
20190 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
20191 block_ultimate_origin): Rearrange the declarations line to match the
20192 comment that indicates the .c file which the functions are defined.
20193 (dwarf2out_*, set_decl_rtl): Add comment.
20194 (get_base_address): Adjust comment.
20195 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
20196 declarations line and add comment.
20197 (is_builtin_name): Add blank after function name, for clarity.
20199 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20201 * attribs.c (decl_attributes): Use %qE for identifiers in
20203 * cgraphunit.c (verify_cgraph_node): Translate function names to
20204 locale character set in diagnostics.
20205 * coverage.c (get_coverage_counts): Use %qE for identifiers in
20207 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
20208 Document that functions are named in UTF-8.
20209 * expr.c (expand_expr_real_1): Translate function names to locale
20210 character set in diagnostics.
20211 * gimplify.c (omp_notice_variable, omp_is_private,
20212 gimplify_scan_omp_clauses): Use %qE for identifiers in
20214 * langhooks.c (lhd_print_error_function): Translate function names
20215 to locale character set.
20216 * langhooks.h (decl_printable_name): Document that return value is
20217 in internal character set.
20218 * stmt.c: Include pretty-print.h
20219 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
20221 (resolve_operand_name_1): Translate named operand name to locale
20223 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
20225 * toplev.c (announce_function): Translate function names to locale
20227 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
20228 (default_tree_printer): Use pp_identifier or translate identifiers
20229 to locale character set. Mark "<anonymous>" for translation.
20230 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
20231 for identifiers in diagnostics.
20232 * tree.c (handle_dll_attribute): Use %qE for identifiers in
20234 * varasm.c (output_constructor): Use %qE for identifiers in
20237 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
20239 * configure.ac: use ` ` instead of $()
20240 * configure: Regenerate.
20242 2009-05-05 Ben Elliston <bje@au.ibm.com>
20244 * config/pa/linux-atomic.c: Eliminate conditional include of
20245 errno.h on non-LP64 systems to simplify build requirements.
20247 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20249 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
20251 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
20252 and pass value to identifier_to_locale.
20253 (warn_variable_length_array): Make name a tree.
20254 (grokdeclarator): Separate diagnostic texts for named and unnamed
20255 declarators. Use %qE for named declarators.
20256 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
20258 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
20259 identifiers in diagnostics.
20260 * c-typeck.c (push_member_name, start_init): Pass identifiers to
20261 identifier_to_locale. Mark "anonymous" strings for translation.
20263 2009-05-04 Michael Eager <eager@eagercon.com>
20265 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
20266 address for DImode/DFmode only if double-precision FP regs.
20268 2009-05-04 Michael Eager <eager@eagercon.com>
20270 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
20271 TARGET_SINGLE_FLOAT check.
20273 2009-05-04 Michael Eager <eager@eagercon.com>
20275 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
20277 2009-05-04 Michael Eager <eager@eagercon.com>
20279 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
20280 * config/rs6000/t-xilinx: New
20282 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
20284 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
20285 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
20286 * gcc/explow.c (memory_address): Use target hook.
20287 * gcc/targhooks.c (default_legitimize_address): New.
20288 * gcc/targhooks.h (default_legitimize_address): New.
20289 * gcc/target.h (legitimize_address): New.
20290 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
20291 (TARGET_INITIALIZER): Include it.
20292 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
20294 * config/bfin/bfin-protos.h (legitimize_address): Remove.
20295 * config/bfin/bfin.c (legitimize_address): Remove.
20296 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
20297 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
20299 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
20300 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
20302 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
20303 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
20304 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
20305 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
20306 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
20307 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
20308 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
20309 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
20310 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
20311 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
20312 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
20313 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
20314 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
20315 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
20316 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
20317 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
20318 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
20319 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
20320 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
20321 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
20322 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
20323 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
20324 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
20326 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
20327 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
20328 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
20329 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
20330 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
20331 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
20332 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
20333 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
20334 (thumb_legitimize_address): Delete.
20335 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
20336 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
20337 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
20338 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
20339 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
20340 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
20342 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
20345 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
20346 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
20347 * config/m32r/m32r.c (m32r_legitimize_address): New.
20348 * config/m68k/m68k.c (m68k_legitimize_address): New.
20349 * config/score/score.c (score_legitimize_address): Standardize.
20350 * config/score/score3.c (score3_legitimize_address): Standardize.
20351 * config/score/score3.h (score3_legitimize_address): Adjust.
20352 * config/score/score7.c (score7_legitimize_address): Standardize.
20353 * config/score/score7.h (score7_legitimize_address): Adjust.
20354 * config/sh/sh.c (sh_legitimize_address): New.
20355 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
20357 * gcc/config/s390/s390.c (legitimize_address): Rename to...
20358 (s390_legitimize_address): ... this.
20359 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
20360 (sparc_legitimize_address): ... this.
20361 * gcc/config/i386/i386.c (legitimize_address): Rename to...
20362 (ix86_legitimize_address): ... this.
20363 * gcc/config/avr/avr.c (legitimize_address): Rename to...
20364 (avr_legitimize_address): ... this.
20365 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
20366 (mn10300_legitimize_address): ... this.
20367 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
20368 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
20369 (alpha_expand_mov): Adjust call.
20371 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
20372 * config/spu/spu.c (spu_legitimize_address): Likewise.
20373 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
20374 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
20376 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20378 * intl.c (locale_encoding, locale_utf8): New.
20379 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
20380 * intl.h (locale_encoding, locale_utf8): Declare.
20381 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
20382 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
20384 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
20386 (pp_tree_identifier): Define to call pp_base_tree_identifier.
20387 (pp_base_tree_identifier): Declare as function.
20388 (identifier_to_locale): Declare.
20389 * Makefile.in (pretty-print.o): Update dependencies.
20390 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
20392 2009-05-04 Richard Guenther <rguenther@suse.de>
20394 PR middle-end/40015
20395 * builtins.c (fold_builtin_memory_op): Do not decay to element
20396 type if the size matches the whole array.
20398 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
20400 * expmed.c (synth_mult): When trying out a shift, pass the result
20403 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
20405 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
20406 (shiftsub1_cost): New.
20407 (init_expmed): Compute shiftsub1_cost.
20408 (synth_mult): Optimize multiplications by constants of the form
20409 -(2^^m-1) for some constant positive integer m.
20411 2009-05-03 Richard Guenther <rguenther@suse.de>
20414 * c-typeck.c (array_to_pointer_conversion): Do not built
20415 ADDR_EXPRs of arrays of pointer-to-element type.
20416 * c-gimplify.c (c_gimplify_expr): Revert change fixing
20417 up wrong ADDR_EXPRs after-the-fact.
20418 * c-common.c (strict_aliasing_warning): Strip pointer
20419 conversions for obtaining the original type.
20420 * builtins.c (fold_builtin_memset): Handle array types.
20421 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
20424 2009-05-03 Richard Guenther <rguenther@suse.de>
20426 PR middle-end/23329
20427 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
20428 Do not lose casts from array types with unknown extent to array
20429 types with known extent.
20430 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
20431 alias set compatibility.
20433 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
20435 * flags.h (extra_warnings): Delete.
20436 * toplev.c (process_options): Handle Wuninitialized here.
20437 * opts.c (extra_warnings): Delete.
20438 (set_Wextra): Delete.
20439 (common_handle_option): -Wextra can be handled automatically.
20440 * c-opts.c (c_common_handle_option): Delete obsolete code.
20441 (c_common_post_options): Simplify comment.
20442 * common.opt (W): Add Var.
20444 (Wuninitialized): Initialize to -1.
20446 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
20447 Richard Guenther <rguenther@suse.de>
20449 * expr.c (get_def_for_expr): New function.
20450 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
20451 SSA rather than trees.
20452 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
20453 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
20455 2009-05-03 Joseph Myers <joseph@codesourcery.com>
20457 * c-common.c (reswords): Add _Imaginary.
20458 * c-common.c (enum rid): Add RID_IMAGINARY.
20460 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
20462 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
20463 Patch by Richard Guenther.
20465 2009-05-03 Anatoly Sokolov <aesok@post.ru>
20467 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
20468 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
20469 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
20470 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
20471 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
20472 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
20473 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
20474 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
20475 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
20476 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
20477 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
20478 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
20479 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
20480 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
20481 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
20482 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
20483 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
20484 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
20486 2009-05-02 Richard Guenther <rguenther@suse.de>
20488 PR tree-optimization/39940
20489 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
20492 2009-05-02 Richard Guenther <rguenther@suse.de>
20494 PR middle-end/40001
20495 * tree-ssa.c (execute_update_addresses_taken): Properly check
20496 if we can mark a variable DECL_GIMPLE_REG_P.
20497 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
20498 back to the end of the function.
20499 (is_gimple_reg_type): Remove complex type special casing.
20500 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
20503 2009-05-02 Ben Elliston <bje@au.ibm.com>
20505 * doc/collect2.texi (Collect2): Document search path behaviour
20506 when configured with --with-ld.
20508 2009-05-02 Jan Hubicka <jh@suse.cz>
20510 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
20511 parameter; update callers.
20512 (coalesce_cost_edge): EH edges are costier because they needs
20513 splitting even if not critical and even more costier when there are
20514 multiple EH predecestors.
20516 2009-05-02 Jan Hubicka <jh@suse.cz>
20518 * except.c (remove_eh_handler_and_replace): Handle updating after
20519 removing TRY blocks.
20521 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
20523 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
20525 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
20527 * varasm.c: Do not include c-pragma.h.
20528 * attribs.c: Do not incude c-common.h.
20530 2009-05-01 Michael Matz <matz@suse.de>
20532 * calls.c (initialize_argument_information): Handle SSA names like
20533 decls with a non MEM_P DECL_RTL.
20535 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
20537 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
20538 * ipa-utils.c: Likewise.
20539 * ipa-type-escape.c: Likewise.
20540 * cgraphunit.c Do not include c-common.h.
20541 * ipa-pure-const.c: Likewise.
20542 * tree-if-conv.c: Likewise.
20543 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
20544 * ipa-struct-reorg.c: Likewise.
20545 * tree-nomudflap.c: Likewise.
20546 * tree-ssa-structalias.c: Likewise.
20548 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
20550 * store-motion.c: Many cleanups to make this pass a first-class
20551 citizen instead of an appendix to gcse load motion. Add TODO list
20552 to make this pass faster/cleaner/better.
20554 (struct ls_expr): Post gcse.c-split cleanups.
20555 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
20556 "stores" field to "avail_stores".
20557 (pre_ldst_mems): Rename to store_motion_mems.
20558 (pre_ldst_table): Rename to store_motion_mems_table.
20559 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
20560 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
20561 (ldst_entry): Rename to st_expr_entry, update users.
20562 (free_ldst_entry): Rename to free_st_expr_entry, update users.
20563 (free_ldst_mems): Rename to free_store_motion_mems, update users.
20564 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
20566 (first_ls_expr): Rename to first_st_expr, update users.
20567 (next_ls_expr): Rename to next_st_expr, update users.
20568 (print_ldst_list): Rename to print_store_motion_mems. Print names of
20569 fields properly for store motion instead of names inherited from load
20571 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
20572 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
20575 (ae_kill): Rename to st_kill, update users.
20576 (ae_gen): Rename to st_avloc, update users.
20577 (transp): Rename to st_transp, update users.
20578 (pre_insert_map): Rename to st_insert_map, update users.
20579 (pre_delete_map): Rename to st_delete_map, update users.
20580 (insert_store, build_store_vectors, free_store_memory,
20581 one_store_motion_pass): Update for abovementioned changes.
20583 (gcse_subst_count, gcse_create_count): Remove.
20584 (one_store_motion_pass): New statistics counters "n_stores_deleted"
20585 and "n_stores_created", local variables.
20587 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
20590 (regvec, compute_store_table_current_insn): Remove.
20591 (reg_set_info, reg_clear_last_set): Remove.
20592 (compute_store_table): Use DF caches instead of local dataflow
20595 2009-05-01 Joseph Myers <joseph@codesourcery.com>
20597 * c-objc-common.c (c_tree_printer): Print identifiers with
20598 pp_identifier, not pp_string. Mark "({anonymous})" for
20600 * c-pretty-print.c (pp_c_ws_string): New.
20601 (pp_c_cv_qualifier, pp_c_type_specifier,
20602 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
20603 pp_c_storage_class_specifier, pp_c_function_specifier,
20604 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
20605 pp_c_primary_expression, pp_c_postfix_expression,
20606 pp_c_unary_expression, pp_c_shift_expression,
20607 pp_c_relational_expression, pp_c_equality_expression,
20608 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
20609 use pp_string and pp_c_ws_string in place of pp_identifier and
20610 pp_c_identifier for non-identifiers. Mark English strings for
20612 * c-pretty-print.h (pp_c_ws_string): Declare.
20614 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
20615 Roland McGrath <roland@redhat.com>
20617 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
20618 (ENABLE_LD_BUILDID): New configuration option.
20619 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
20620 (LINK_BUILDID_SPEC): New macro.
20621 (init_spec): If defined, prepend it between LINK_EH_SPEC and
20623 * doc/install.texi: Document --enable-linker-build-id option.
20624 * configure: Rebuild.
20625 * config.in: Rebuild.
20627 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
20629 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
20630 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
20631 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
20632 MIPS_GP_SAVE_AREA_SIZE.
20633 * config/mips/mips.c (struct mips_frame_info): Update comment
20634 before arg_pointer_offset and hard_frame_pointer_offset.
20635 (mips_compute_frame_info): Update diagram before function: to
20636 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
20637 indicate the position of frame_pointer_rtx with -fstack-protector and
20638 to show args_size. Don't allocate cprestore area for leaf functions
20639 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
20641 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
20643 2009-04-30 Michael Matz <matz@suse.de>
20645 PR tree-optimization/39955
20646 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
20648 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
20650 * ira.c (setup_cover_and_important_classes): Use safe macro
20651 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
20653 * genpreds.c (write_tm_preds_h): Output suitable definition of
20654 REG_CLASS_FOR_CONSTRAINT.
20656 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
20658 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
20660 * bitmap.c (bitmap_descriptor): Likewise.
20661 * ggc-common.c (loc_descriptor): Likewise.
20662 * varray.c (varray_descriptor): Likewise.
20663 * vec.c (vec_descriptor): Likewise.
20665 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
20667 * Makefile.in (dce.o): Add $(EXCEPT_H).
20668 * dce.c: Include except.h and delete redundant vector definitions.
20669 (deletable_insn_p): Return false for non-call insns that can throw
20672 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
20674 * gcse.c (ae_gen): Remove.
20675 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
20676 and make non-static function to make it available in store-motion.c.
20677 Update call sites with search-and-replace.
20678 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
20679 extract_mentioned_regs, extract_mentioned_regs_helper,
20680 find_moveable_store, compute_store_table, load_kills_store, find_loads,
20681 store_killed_in_insn, store_killed_after, store_killed_before,
20682 build_store_vectors, insert_insn_start_basic_block, insert-store,
20683 remove_reachable_equiv_notes, replace_store_insn, delete_store,
20684 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
20685 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
20686 * store-motion.c: ...new file. Also copy data structures from gcse.c
20687 and clean up to remove parts not used by store motion.
20688 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
20689 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
20691 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20694 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
20695 when optimizing for size.
20697 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
20699 * gcse.c (gcse_constant_p): Fix typo in last change.
20701 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
20703 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
20705 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
20707 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
20709 2009-04-29 James E. Wilson <wilson@codesourcery.com>
20711 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
20712 CONST_HIGH_PART result.
20714 2009-04-29 Anatoly Sokolov <aesok@post.ru>
20716 * config/avr/avr.c (initial_elimination_offset): Rename to
20717 avr_initial_elimination_offset.
20718 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
20719 change return type to bool.
20720 (avr_can_eliminate): New function.
20721 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
20722 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
20723 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
20724 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
20725 avr_initial_elimination_offset.
20726 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
20727 (avr_initial_elimination_offset): Define.
20729 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
20730 Steven Bosscher <steven@gcc.gnu.org>
20732 PR rtl-optimization/39938
20733 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
20734 * cfgrtl.c: Include insn-attr.h.
20735 (rest_of_pass_free_cfg): New function.
20736 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
20737 * resource.c (init_resource_info): Remove call to df_analyze.
20739 2009-04-29 Richard Guenther <rguenther@suse.de>
20742 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
20743 allow conversion to signed integers.
20745 2009-04-29 Richard Guenther <rguenther@suse.de>
20747 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
20748 shifts of floating point vectors if the shift amount is
20749 a constant multiple of the element size.
20751 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
20752 Michael Matz <matz@suse.de>
20754 PR middle-end/39927
20756 * tree-outof-ssa.c (emit_partition_copy): New function.
20757 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
20758 insert_part_to_rtx_on_edge): Perform the partition base var
20759 copy using emit_partition_copy.
20760 (insert_value_copy_on_edge): Convert constants to the right mode.
20761 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
20762 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
20764 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20766 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
20767 scan backwards to try to find a constant to initialize it.
20769 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
20770 insn before the loop_end instruction, don't look past labels.
20772 2009-04-29 Richard Guenther <rguenther@suse.de>
20774 PR middle-end/39937
20775 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
20776 loose type conversions.
20777 (forward_propagate_addr_expr): Fix tuplification bug. Remove
20778 stmts only if there are no uses of its definition.
20780 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20782 * config/bfin/bfin.h (splitting_loops): Declare.
20783 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
20784 Reorder bit definitions to be ascending.
20785 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
20786 * config/bfin/bfin.c (splitting_loops): New variable.
20787 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
20788 (struct loop_info): Remove members INIT and LOOP_INIT.
20789 (bfin_optimize_loop): Don't set them. Reorder the code that generates
20790 the LSETUP sequence. Allow LC to be loaded from any register, but
20791 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
20792 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
20794 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
20795 of reload_completed.
20798 * config/bfin/bfin.md (movsi_insn): Refine constraints.
20800 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
20802 * Makefile.in (PLUGIN_VERSION_H): New.
20803 (OBJS-common): Remove plugin-version.o.
20804 (plugin.o): Depend on (PLUGIN_VERSION_H).
20805 (plugin-version.o): Remove.
20806 * configure: Regenerate
20807 * configure.ac: Create plugin-version.h.
20808 * gcc-plugin.h (plugin_gcc_version): Remove.
20809 (plugin_default_version_check): Change signature.
20810 * plugin-version.c: Remove.
20811 * plugin.c: Include plugin-version.h.
20812 (str_plugin_gcc_version_name): Remove.
20813 (try_init_one_plugin): Pass gcc version to plugin_init.
20814 (plugin_default_version_check): Both gcc and plugin versions are now
20817 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20819 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
20820 problematic last insns. Test for TYPE_CALL rather than CALL_P.
20821 Remove special case testing for last insn of inner loops. Don't fail
20822 if the loop ends with a jump, emit an extra nop instead.
20824 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
20825 DREGS rather than comparing directly. Remove code that tries to
20826 account for latencies.
20828 2009-04-29 Richard Guenther <rguenther@suse.de>
20830 PR tree-optimization/39941
20831 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
20832 eliminating an indirect call.
20834 2009-04-29 Richard Guenther <rguenther@suse.de>
20836 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
20837 parameter. Allow invariants as base if !require_lvalue.
20838 (verify_gimple_assign_single): Adjust.
20840 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20842 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
20843 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
20844 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
20845 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
20846 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
20848 * config/bfin/bfin.c (bfin_expand_builtin,
20849 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
20851 2009-04-28 Richard Guenther <rguenther@suse.de>
20853 * tree-vect-loop.c (get_initial_def_for_induction): Use
20854 correct types for pointer increment.
20856 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20858 * toplev.c (print_version): Update GMP version string calculation.
20860 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
20862 PR rtl-optimization/39938
20863 * resource.c (init_resource_info): Add call to df_analyze.
20865 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20867 * config/alpha/alpha.md (usegp): Cast the result of
20868 alpha_find_lo_sum_using_gp to enum attr_usegp.
20869 * config/alpha/alpha.c (override_options): Remove end-of-structure
20870 marker element from cpu_table. Use array size of cpu_table to handle
20871 -mcpu and -mtune options.
20872 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
20874 2009-04-28 Joseph Myers <joseph@codesourcery.com>
20876 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
20877 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
20878 tune_32 and tune_64.
20879 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
20880 support on PowerPC.
20881 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
20882 * config/rs6000/option-defaults.h: ... here. New file.
20883 (OPT_64, OPT_32): Define.
20884 (MASK_64BIT): Define to 0 if not already defined.
20885 (OPT_ARCH64, OPT_ARCH32): Define.
20886 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
20889 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20891 * config/arm/arm.c (arm_override_options): Emit error on using
20894 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20896 PR rtl-optimization/39914
20897 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
20898 registers for allocnos created from user-defined variables only
20899 when not optimizing.
20901 2009-04-28 Richard Guenther <rguenther@suse.de>
20903 PR middle-end/39937
20904 * fold-const.c (fold_binary): Use distribute_real_division only
20907 2009-04-28 Steve Ellcey <sje@cup.hp.com>
20909 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
20910 add hpux-stdint.h to tm_file.
20911 (hppa[12]*-*-hpux11*): Ditto.
20912 (ia64*-*-hpux*): Ditto.
20913 * config/hpux-stdint.h: New.
20914 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
20915 __STDC_EXT__ for all compiles.
20916 * config/pa/pa-hpux.h: Ditto.
20917 * config/pa/pa-hpux10.h: Ditto.
20918 * config/pa/pa-hpux11.h: Ditto.
20920 2009-04-28 Catherine Moore <clm@codesourcery.com>
20922 * debug.h (set_name): Add comment.
20924 2009-04-28 Andrew Pinski <pinskia@gmail.com>
20927 * config/darwin.c (machopic_gen_offset): Check
20928 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
20929 * config/arm/arm.c (require_pic_register): Likewise.
20931 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
20933 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
20934 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
20935 m32c_promote_prototypes): Delete.
20937 2009-04-28 Michael Matz <matz@suse.de>
20939 PR middle-end/39922
20940 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
20943 2009-04-28 Richard Guenther <rguenther@suse.de>
20945 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
20947 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20949 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
20950 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
20951 * config/arm/arm-tune.md: Regenerate.
20953 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
20955 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
20956 block if there are complex incoming edges.
20957 (sel_merge_blocks): Remove useless assert.
20958 (sel_redirect_edge_and_branch): Check that edge was redirected.
20959 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
20960 (sel_find_rgns): Delete declaration.
20961 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
20962 the region when it is not a preheader.
20964 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20967 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
20969 2009-04-28 Richard Guenther <rguenther@suse.de>
20971 * tree.h (SSA_NAME_VALUE): Remove.
20972 (struct tree_ssa_name): Remove value_handle member.
20973 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
20974 array for jump threading.
20975 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
20977 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
20978 * tree-flow.h (threadedge_initialize_values): Declare.
20979 (threadedge_finalize_values): Likewise.
20980 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
20981 (SSA_NAME_VALUE): Define.
20982 (threadedge_initialize_values): New function.
20983 (threadedge_finalize_values): Likewise.
20984 * tree-ssa-dom.c (ssa_name_values): New global variable.
20985 (SSA_NAME_VALUE): Define.
20986 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
20988 2009-04-28 Ira Rosen <irar@il.ibm.com>
20990 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
20991 Use REPORT_VECTORIZED_LOCATIONS instead
20992 REPORT_VECTORIZED_LOOPS.
20993 * tree-vectorizer.c (vect_verbosity_level): Make static.
20994 (vect_loop_location): Rename to vect_location.
20995 (vect_set_verbosity_level): Update comment.
20996 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
20998 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
20999 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
21000 instead REPORT_UNVECTORIZED_LOOPS.
21001 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
21002 and vect_loop_def to vect_external_def and vect_internal_def.
21003 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
21004 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
21005 REPORT_UNVECTORIZED_LOCATIONS.
21006 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
21007 and vect_used_in_loop and to vect_unused_in_scope and
21008 vect_used_in_scope.
21009 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
21010 (vect_verbosity_level): Remove declaration.
21011 (vect_analyze_operations): Likewise.
21012 (vect_analyze_stmt): Declare.
21013 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
21014 REPORT_UNVECTORIZED_LOCATIONS.
21015 (vect_get_loop_niters): Fix indentation.
21016 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
21017 (vect_analyze_loop_operations): New function.
21018 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
21019 vect_analyze_operations.
21020 (vect_is_simple_reduction): Use new names.
21021 (vectorizable_live_operation, vect_transform_loop): Likewise.
21022 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
21023 to specify whether the data references can be a part of interleaving
21025 (vect_analyze_data_ref_dependence): Use new names.
21026 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
21027 (vect_create_addr_base_for_vector_ref): Remove redundant code.
21028 * tree-vect-patterns.c (widened_name_p): Use new names.
21029 (vect_recog_dot_prod_pattern): Likewise.
21030 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
21031 (process_use, vect_mark_stmts_to_be_vectorized,
21032 vect_model_simple_cost, vect_model_store_cost,
21033 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
21034 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
21035 vectorizable_operation, vectorizable_type_demotion,
21036 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
21037 vectorizable_condition): Likewise.
21038 (vect_analyze_operations): Split into vect_analyze_loop_operations
21040 (vect_analyze_stmt): ... new function.
21041 (new_stmt_vec_info): Use new names.
21042 (vect_is_simple_use): Use new names and fix comment.
21043 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
21044 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
21046 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21049 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
21050 and integer modes for x87 operands. Do not ICE for unsupported size,
21051 generate error instead. Generate error for unsupported operand types.
21052 ['z']: Do not handle HImode memory operands specially. Warning
21053 for floating-point operands. Fallthru to 'Z' for unsupported operand
21054 types. Do not ICE for unsupported size, generate error instead.
21055 (output_387_binary_op): Use %Z to output operands.
21056 (output_fp_compare): Ditto.
21057 (output_387_reg_move): Ditto.
21059 2009-04-28 Ben Elliston <bje@au.ibm.com>
21064 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21066 * builtins.c (c_strlen): Do not warn here.
21067 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
21068 * c-common.c (pointer_int_sum): Take an explicit location.
21069 Warn about offsets out of bounds.
21070 * c-common.h (pointer_int_sum): Adjust declaration.
21072 2009-04-27 Ian Lance Taylor <iant@google.com>
21074 * collect2.c (is_ctor_dtor): Change type of ret field in struct
21076 * dce.c (run_fast_df_dce): Change type of old_flags to int.
21077 * df-core.c (df_set_flags): Change return type to int. Change
21078 type of old_flags to int.
21079 (df_clear_flags): Likewise.
21080 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
21081 (df_get_conditional_uses): Likewise.
21082 * df.h (df_set_flags, df_clear_flags): Update declarations.
21083 * dwarf2out.c (struct indirect_string_node): Change type of form
21084 field to enum dwarf_form.
21085 (AT_string_form): Change return type to enum dwarf_form.
21086 * fixed-value.c (fixed_compare): Add cast to enum type.
21087 * fwprop.c (update_df): Change 0 to VOIDmode.
21088 * gensupport.c: Change 0 to UNKNOWN.
21089 * gimple.h (gimple_cond_code): Add cast to enum type.
21090 * haifa-sched.c (reemit_notes): Add cast to enum type.
21091 * hooks.c (hook_int_void_no_regs): Remove function.
21092 * hooks.h (hook_int_void_no_regs): Remove declaration.
21093 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
21094 * predict.c (combine_predictions_for_insn): Add casts to enum type.
21095 * real.c (real_arithmetic): Add cast to enum type.
21096 (real_compare): Likewise.
21097 * target.h (struct gcc_target): Change return type of
21098 branch_target_register_class to enum reg_class.
21099 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
21100 default_branch_target_register_class.
21101 * targhooks.c (default_branch_target_register_class): New function.
21102 * targhooks.h (default_branch_target_register_class): Declare.
21103 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
21104 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
21106 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
21108 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
21109 vect_uninitialized_def. Change 0 to ERROR_MARK.
21110 * tree-vect-stmts.c (supportable_widening_operation): Don't
21111 initialize icode1 and icode2.
21112 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
21113 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
21115 (cmn_err_flag_specs): Change 0 to STD_C89.
21116 (cmn_err_char_table): Likewise.
21117 * config/arm/arm.c (get_arm_condition_code): Change type of code
21118 to enum arm_cond_code.
21119 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
21120 (IWMMXT_BUILTIN2): Likewise.
21121 (neon_builtin_type_bits): Don't define typedef.
21122 (neon_builtin_datum): Change type of bits field to int.
21123 (arm_expand_neon_args): Add cast to enum type.
21124 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
21126 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
21127 casts to enum type.
21128 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
21130 * config/mips/mips.md (jal_macro): Return enum constant.
21131 (single_insn): Likewise.
21132 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
21134 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21135 casts to enum type.
21136 * config/s390/s390.c (s390_tune_flags): Change type to int.
21137 (s390_arch_flags): Likewise.
21138 (s390_handle_arch_option): Change flags field of struct pta to int.
21139 * config/s390/s390.h (s390_tune_flags): Update declaration.
21140 (s390_arch_flags): Likewise.
21141 * config/sh/sh.c (prepare_move_operands): Compare
21142 tls_symbolic_operand result with enum constant.
21143 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
21144 (sh_expand_prologue): Add cast to enum type.
21145 (sh_expand_epilogue): Likewise.
21146 (tls_symbolic_operand): Change return type to enum tls_model.
21147 (fpscr_set_from_mem): Add cast to enum type.
21148 (legitimize_pic_address): Compare tls_symbolic_operand result with
21150 (sh_target_reg_class): Change return type to enum reg_class.
21151 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
21153 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
21154 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
21155 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
21156 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
21157 (delayed_branch, tls_call_delay): Likewise.
21158 (eligible_for_sibcall_delay): Likewise.
21159 (eligible_for_return_delay): Likewise.
21160 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
21161 (spu_expand_builtin_1): Likewise.
21163 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
21164 for all types of conversions.
21165 (output_init_element): Issue -Wc++-compat warning if needed when
21166 initializing a bitfield with enum type.
21167 * c-parser.c (c_parser_expression): Set original_type to
21168 original_type of right hand operand of comma operator.
21170 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21172 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
21174 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
21175 * doc/cpp.texi (Standard Predefined Macros)
21176 (Implementation-defined behavior): Likewise.
21177 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
21178 * doc/gimple.texi (GIMPLE Exception Handling)
21179 (@code{GIMPLE_ASSIGN}): Likewise.
21180 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
21181 * doc/invoke.texi (Warning Options, Optimize Options)
21182 (AVR Options, Darwin Options): Likewise.
21183 (Optimize Options): Reformulate -fwhole-program description.
21184 * doc/loop.texi (Lambda): Likewise.
21185 * doc/md.texi (Output Template, Define Constraints)
21186 (Standard Names, Insn Splitting): Likewise.
21187 * doc/options.texi (Option properties): Likewise.
21188 * doc/passes.texi (Tree-SSA passes): Likewise.
21189 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
21190 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
21191 (File Names and DBX): Likewise.
21192 * doc/trouble.texi (Incompatibilities): Likewise.
21194 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21196 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
21197 instruction is correct.
21199 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21201 Allow non-constant arguments to conversion intrinsics.
21202 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
21203 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
21204 * spu.c (print_operand): Handle 'v' and 'w'.
21205 (exp2_immediate_p, spu_gen_exp2): Define.
21206 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
21207 spu_convtf_1): Update parameter descriptions.
21208 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
21209 * constraints.md ('v', 'w'): New.
21210 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
21212 (i2f, I2F): New define_mode_attr.
21213 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
21214 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
21215 fixuns_truncv4sfv4si2): Update to use mode attribute.
21216 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
21217 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
21218 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
21219 patterns for combine.
21221 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
21223 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
21224 (cprop, hoist, pre, store_motion): New debug counters.
21225 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
21226 is not an RTL pass anymore.
21227 (pass_profiling): Remove extern decl for pass removed in 2005.
21228 (pass_gcse, pass_jump_bypass): Remove.
21229 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
21230 to 0 for clean state.
21231 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
21232 * cse.c (gate_handle_cse_after_global_opts,
21233 rest_of_handle_cse_after_global_opts): New functions.
21234 (pass_cse_after_global_opts): New pass, does local CSE.
21235 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
21236 (TV_CPROP): New timevar.
21237 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
21238 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
21239 (gcse_main, recompute_all_luids): Remove.
21240 (compute_hash_table_work): Call max_reg_num instead of reading
21242 (cprop_jump): Don't set run_jump_opt_after_gcse.
21243 (constprop_register): Always allow to alter jumps.
21244 (cprop_insn): Likewise.
21245 (do_local_cprop): Likewise.
21246 (local_cprop_pass): Likewise. Return non-zero if something changed.
21247 (cprop): Remove function, fold interesting bits into one_cprop_pass.
21248 (find_implicit_sets): Add note about missed optimization opportunity.
21249 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
21250 pass_rtl_cprop execute function.
21251 Don't bother tracking the pass number, each pass gets its own dumpfile
21253 Always allow to alter jumpsand bypass jumps.
21254 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
21255 will just find no suitable set.
21256 (pre_edge_insert): Fix dumping, this function is for PRE only.
21257 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
21258 pass_rtl_pre execute function.
21259 (hoist_code): Return non-zero if something changed. Keep track of
21260 substitutions and insertions for statistics gathering similar to PRE.
21261 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
21262 called from the pass_rtl_hoist execute function. Show pass statistics.
21263 (compute_store_table): Use max_reg_num directly instead of using the
21264 formerly global max_gcse_regno.
21265 (build_store_vectors): Likewise.
21266 (replace_store_insn): Fix dumping.
21267 (store_motion): Rename to ...
21268 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
21269 pass, called from the pass_rtl_store_motion execute function. Keep
21270 track of substitutions and insertions for statistics gathering similar
21272 (bypass_jumps): Remove, fold interesting bits into ...
21273 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
21274 from the pass_rtl_cprop execute function.
21275 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
21276 pass_jump_bypass): Remove.
21277 (gate_handle_gcse, rest_of_handle_gcse): Remove.
21278 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
21279 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
21280 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
21281 (gate_rtl_store_motion, execute_rtl_store_motion,
21282 pass_rtl_store_motion): New.
21283 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
21284 make it clear that -fcse-skip-blocks is a no-op for backward compat.
21285 * passes.c (init_optimization_passes): Remove pass_gcse and
21286 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
21287 and cse_after_global_opts in place of pass_gcse. Schedule cprop
21288 instead of pass_jump_bypass.
21290 2009-04-27 Richard Guenther <rguenther@suse.de>
21292 PR middle-end/39928
21293 * gimplify.c (gimplify_expr): If we are required to create
21294 a temporary make sure it ends up as register.
21296 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
21299 * config/i386/i386.c (construct_container): Don't call
21300 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
21301 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
21303 2009-04-27 Michael Matz <matz@suse.de>
21305 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
21306 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
21307 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
21308 (dump_replaceable_exprs): Take a bitmap.
21309 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
21311 (expand_gimple_basic_block): Likewise.
21312 * tree-ssa-ter.c (struct temp_expr_table_d): Make
21313 replaceable_expressions member a bitmap.
21314 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
21315 (mark_replaceable): Likewise.
21316 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
21317 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
21319 2009-04-27 Richard Guenther <rguenther@suse.de>
21321 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
21322 (verify_stmts): Dispatch to gimple/type verification code.
21323 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
21324 issue with call argument types.
21326 2009-04-27 Michael Matz <matz@suse.de>
21328 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
21329 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
21332 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
21333 Eric Botcazou <ebotcazou@adacore.com>
21335 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
21336 a label's basic block.
21337 (mark_target_live_regs): Tidy and rework obsolete comments.
21338 Change back DF problem to LIVE. If a label starts a basic block,
21339 assume that all registers that used to be live then still are.
21340 (init_resource_info): If a label starts a basic block, set its
21341 BLOCK_FOR_INSN accordingly.
21342 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
21344 2009-04-27 Richard Guenther <rguenther@suse.de>
21346 * tree-flow-inline.h (function_ann): Remove.
21347 (get_function_ann): Likewise.
21348 * tree-dfa.c (create_function_ann): Remove.
21349 * tree-flow.h (struct static_var_ann_d): Remove.
21350 (struct function_ann_d): Likewise.
21351 (union tree_ann_d): Remove fdecl member.
21352 (function_ann_t): Remove.
21353 (function_ann, get_function_ann, create_function_ann): Remove
21356 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
21358 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
21360 2009-04-27 Jan Hubicka <jh@suse.cz>
21362 * ipa-pure-const.c (struct funct_state_d): New fields
21363 state_previously_known, looping_previously_known; remove
21364 state_set_in_source.
21365 (analyze_function): Use new fields.
21366 (propagate): Avoid assumption that state_set_in_source imply
21369 * tree-ssa-loop-niter.c (finite_loop_p): New function.
21370 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
21371 * cfgloop.h (finite_loop_p): Declare.
21373 2009-04-26 Michael Matz <matz@suse.de>
21375 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
21377 2009-04-26 Michael Matz <matz@suse.de>
21379 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
21380 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
21381 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
21382 pass_mark_used_blocks): Remove.
21383 * tree-optimize.c (pass_free_datastructures,
21384 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
21385 * passes.c (init_optimization_passes): Don't call
21386 pass_mark_used_blocks, remove dead code.
21388 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
21390 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
21391 * tree-ssa-live.h (register_ssa_partition): Likewise.
21393 2009-04-26 Michael Matz <matz@suse.de>
21396 * builtins.c (fold_builtin_next_arg): Handle SSA names.
21397 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
21398 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
21400 (compare_pairs): Swap cost comparison.
21401 (coalesce_ssa_name): Don't use change_partition_var.
21402 * tree-nrv.c (struct nrv_data): Add modified member.
21403 (finalize_nrv_r): Set it.
21404 (tree_nrv): Use it to update statements.
21405 (pass_nrv): Require PROP_ssa.
21406 * tree-mudflap.c (mf_decl_cache_locals,
21407 mf_build_check_statement_for): Use make_rename_temp.
21408 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
21409 * alias.c (find_base_decl): Handle SSA names.
21410 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
21411 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
21412 * rtl.h (set_reg_attrs_for_parm): Declare.
21413 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
21414 to "optimized", remove unused locals at finish.
21415 (execute_free_datastructures): Make global, call
21416 delete_tree_cfg_annotations.
21417 (execute_free_cfg_annotations): Don't call
21418 delete_tree_cfg_annotations.
21420 * ssaexpand.h: New file.
21421 * expr.c (toplevel): Include ssaexpand.h.
21422 (expand_assignment): Handle SSA names the same as register variables.
21423 (expand_expr_real_1): Expand SSA names.
21424 * cfgexpand.c (toplevel): Include ssaexpand.h.
21425 (SA): New global variable.
21426 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
21427 (SSAVAR): New macro.
21428 (set_rtl): New helper function.
21429 (add_stack_var): Deal with SSA names, use set_rtl.
21430 (expand_one_stack_var_at): Likewise.
21431 (expand_one_stack_var): Deal with SSA names.
21432 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
21433 before unique numbers.
21434 (expand_stack_vars): Use set_rtl.
21435 (expand_one_var): Accept SSA names, add asserts for them, feed them
21436 to above subroutines.
21437 (expand_used_vars): Expand all partitions (without default defs),
21438 then only the local decls (ignoring those expanded already).
21439 (expand_gimple_cond): Remove edges when jumpif() expands an
21440 unconditional jump.
21441 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
21442 or remove abnormal edges. Ignore insns setting the LHS of a TERed
21444 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
21445 members of SA; deal with PARM_DECL partitions here; expand
21446 all PHI nodes, free tree datastructures and SA. Commit instructions
21447 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
21448 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
21449 info and statements at start, collect garbage at finish.
21450 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
21451 (VAR_ANN_PARTITION) Remove.
21452 (change_partition_var): Don't declare.
21453 (partition_to_var): Always return SSA names.
21454 (var_to_partition): Only accept SSA names.
21455 (register_ssa_partition): Only check argument.
21456 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
21458 (delete_var_map): Don't free it.
21459 (var_union): Only accept SSA names, simplify.
21460 (partition_view_init): Mark only useful SSA names as used.
21461 (partition_view_fini): Only deal with SSA names.
21462 (change_partition_var): Remove.
21463 (dump_var_map): Use ssa_name instead of partition_to_var member.
21464 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
21466 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
21467 (struct _elim_graph): New member const_dests; nodes member vector of
21469 (set_location_for_edge): New static helper.
21470 (create_temp): Remove.
21471 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
21472 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
21473 (new_elim_graph): Allocate const_dests member.
21474 (clean_elim_graph): Truncate const_dests member.
21475 (delete_elim_graph): Free const_dests member.
21476 (elim_graph_size): Adapt to new type of nodes member.
21477 (elim_graph_add_node): Likewise.
21478 (eliminate_name): Likewise.
21479 (eliminate_build): Don't take basic block argument, deal only with
21480 partition numbers, not variables.
21481 (get_temp_reg): New static helper.
21482 (elim_create): Use it, deal with RTL temporaries instead of trees.
21483 (eliminate_phi): Adjust all calls to new signature.
21484 (assign_vars, replace_use_variable, replace_def_variable): Remove.
21485 (rewrite_trees): Only do checking.
21486 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
21487 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
21488 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
21489 contains_tree_r, MAX_STMTS_IN_LATCH,
21490 process_single_block_loop_latch, analyze_edges_for_bb,
21491 perform_edge_inserts): Remove.
21492 (expand_phi_nodes): New global function.
21493 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
21494 functions, initialize new parameter, remember partitions having a
21496 (finish_out_of_ssa): New global function.
21497 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
21498 don't reset in_ssa_p here, don't disable TER when mudflap.
21499 (pass_del_ssa): Remove.
21500 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
21502 (execute_free_datastructures): Declare.
21503 * Makefile.in (SSAEXPAND_H): New variable.
21504 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
21505 * basic-block.h (commit_one_edge_insertion): Declare.
21506 * passes.c (init_optimization_passes): Move pass_nrv and
21507 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
21508 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
21509 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
21510 (redirect_branch_edge): Deal with super block when expanding, split
21511 out jump patching itself into ...
21512 (patch_jump_insn): ... here, new static helper.
21514 2009-04-26 Michael Matz <matz@suse.de>
21516 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
21517 beyond num_ssa_names.
21518 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
21519 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
21521 2009-04-26 Jakub Jelinek <jakub@redhat.com>
21523 PR inline-asm/39543
21524 * fwprop.c (forward_propagate_asm): New function.
21525 (forward_propagate_and_simplify): Propagate also into __asm, if it
21526 doesn't increase the number of referenced registers.
21529 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
21531 2009-04-26 Jakub Jelinek <jakub@redhat.com>
21533 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
21534 note_nonlocal_vla_type for nonlocal VLAs.
21535 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
21536 contains_remapped_vars, remap_vla_decls): New functions.
21537 (convert_nonlocal_reference_stmt): If not optimizing, call
21538 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
21539 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
21540 if it wasn't found in var_map.
21541 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
21542 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
21543 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
21545 * gimplify.c (nonlocal_vlas): New variable.
21546 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
21548 (gimplify_body): Create and destroy nonlocal_vlas.
21550 * dwarf2out.c (loc_descr_plus_const): New function.
21551 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
21552 mem_loc_descriptor, loc_descriptor_from_tree_1,
21553 descr_info_loc, gen_variable_die): Use it.
21555 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
21556 !TREE_STATIC VAR_DECLs.
21557 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
21558 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
21559 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
21560 DECL_BY_REFERENCE is valid.
21561 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
21562 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
21563 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
21564 Copy DECL_BY_REFERENCE.
21565 (struct nesting_copy_body_data): New type.
21566 (nesting_copy_decl): New function.
21567 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
21568 if they have variable length.
21570 2009-04-26 Michael Matz <matz@suse.de>
21572 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
21573 mark new temporaries for renaming.
21575 2009-04-26 Joseph Myers <joseph@codesourcery.com>
21578 * c-decl.c (global_bindings_p): Return negative value.
21579 (c_variable_size): New. Based on variable_size from
21581 (grokdeclarator): Call c_variable_size not variable_size.
21583 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
21585 * config/i386/i386.c (print_operand) ['z']: Fix typo.
21587 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
21589 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
21590 Redefine it to just use mingw/include.
21591 (ASM_SPEC): Rules for -m32 and -m64.
21592 (LINK_SPEC): Use Likewise.
21593 (SPEC_32): New define.
21594 (SPEC_64): Likewise.
21595 (SUB_LINK_SPEC): Likewise.
21596 (MULTILIB_DEFAULTS): New define.
21597 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
21598 Add multilib options.
21599 (MULTILIB_DIRNAMES): Likewise.
21600 (MULTILIB_OSDIRNAMES): Likewise.
21601 (LIBGCC): Likewise.
21602 (INSTALL_LIBGCC): Likewise.
21604 2009-04-26 Joseph Myers <joseph@codesourcery.com>
21607 * c-tree.h (enum c_inline_static_type): New.
21608 (record_inline_static): Declare.
21609 * c-decl.c (struct c_inline_static, c_inline_statics,
21610 record_inline_static, check_inline_statics): New.
21611 (pop_file_scope): Call check_inline_statics.
21612 (start_decl): Call record_inline_static instead of pedwarning
21613 directly for static in inline function.
21614 * c-typeck.c (build_external_ref): Call record_inline_static
21615 instead of pedwarning directly for static referenced in inline
21618 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
21620 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
21621 not new but only being rescanned.
21622 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
21623 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
21624 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
21625 record_set_info, compute_set, grealloc): Remove.
21626 (recompute_all_luids): New function.
21627 (gcse_main): Don't compute sets, and don't do related memory
21628 allocations/free-ing. If something changed before the end of the
21629 pass, update LUIDs using recompute_all_luids.
21630 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
21631 (free_gcse_mem): Don't free it either.
21632 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
21633 Use the df insn LUIDs.
21634 (load_killed_in_block): Likewise.
21635 (compute_hash_table_work): Don't compute reg_set_in_block.
21636 (compute_transp): Use DF_REG_DEF_CHAINs.
21637 (local_cprop_pass): Don't use compute_sets and related functions.
21638 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
21639 Use get_max_uid() instead of max_cuid.
21640 (insert_insn_end_basic_block, pre_insert_copy_insn,
21641 update_ld_motion_stores): Don't try to
21642 keep reg_set tables up to date.
21643 (pre_insert_copies): Use df insn LUIDs.
21644 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
21645 (reg_set_info): Don't use extra bitmap argument.
21646 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
21647 information to compute regs_set_in_block.
21648 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
21649 (bypass_jumps): Don't use compute_sets and friends.
21651 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21654 * opts.c (undocumented_msg): Do not leave blank even with
21657 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21659 * c-decl.c (build_enumerator): Allow values folding to integer
21660 constants but not integer constant expressions with a pedwarn if
21663 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21666 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
21667 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
21668 type is an integer constant.
21670 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
21673 * config/i386/i386.c (print_operand) ['z']: Revert handling of
21676 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21679 * c-decl.c (grokdeclarator): Diagnose declarations of functions
21680 with variably modified return type and no storage class
21681 specifiers, except for the case of nested functions. Distinguish
21682 extern declarations of functions with variably modified return
21683 types from those of objects with variably modified types.
21685 2009-04-25 Jan Hubicka <jh@suse.cz>
21687 * tree.c (list_equal_p): New function.
21688 * tree.h (list_equal_p): Declare.
21689 * coretypes.h (edge_def, edge, const_edge, basic_block_def
21690 basic_block_def, basic_block, const_basic_block): New.
21691 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
21692 (redirect_eh_edge): New function.
21693 (make_eh_edge_update_phi): EH edges are not abnormal.
21694 * except.c: Include tree-flow.h.
21695 (list_match): New function.
21696 (eh_region_replaceable_by_p): New function.
21697 (replace_region): New function.
21698 (hash_type_list): New function.
21699 (hash_eh_region): New function.
21700 (eh_regions_equal_p): New function.
21701 (merge_peers): New function.
21702 (remove_unreachable_regions): Verify EH tree when checking;
21704 (copy_eh_region_1): New function.
21705 (copy_eh_region): New function.
21706 (push_reachable_handler): New function.
21707 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
21708 regions without label but with live RESX.
21709 * except.h (redirect_eh_edge_to_label): New.
21710 * tree-flow.h (redirect_eh_edge): New.
21711 * coretypes.h (edge_def, edge, const_edge, basic_block_def
21712 basic_block_def, basic_block, const_basic_block): Remove.
21713 * Makefile.in (except.o): Add dependency on tree-flow.h
21714 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
21715 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
21718 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
21721 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
21722 on the destination of memcpy.
21724 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
21726 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
21727 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
21728 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
21730 2009-04-25 Jan Hubicka <jh@suse.cz>
21732 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
21733 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
21734 to be reached by different label than left.
21735 (update_eh_edges): Update comment; remove edge_to_remove if possible
21736 and return true if suceeded.
21737 (cleanup_empty_eh): Accept sharing map; handle shared regions.
21738 (cleanup_eh): Compute sharing map.
21739 * except.c (remove_eh_handler_and_replace): Add argument if we should
21741 (remove_unreachable_regions): Update for label sharing.
21742 (label_to_region_map): Likewise.
21743 (get_next_region_sharing_label): New function.
21744 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
21746 (remove_eh_handler): Update.
21747 (remove_eh_region_and_replace_by_outer_of): New function.
21748 * except.h (struct eh_region): Add next_region_sharing_label.
21749 (remove_eh_region_and_replace_by_outer_of,
21750 get_next_region_sharing_label): Declare.
21751 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
21753 2009-04-25 Jan Hubicka <jh@suse.cz>
21755 * tree-cfg.c (split_critical_edges): Split also edges where we can't
21756 insert code even if they are not critical.
21758 2009-04-25 Jan Hubicka <jh@suse.cz>
21760 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
21761 (gimple_can_remove_branch_p): EH edges won't remove branch by
21763 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
21764 updating of non-abnormal EH edges.
21765 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
21766 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
21767 (split_critical_edges): Split also edges where emitting code on them
21768 will lead to splitting later.
21770 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
21771 H.J. Lu <hongjiu.lu@intel.com>
21774 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
21775 the configured assembler supports fildq and fistpq mnemonics.
21776 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
21777 * configure: Regenerated.
21778 * config.in: Ditto.
21780 * config/i386/i386.c (print_operand): Handle 'Z'.
21781 ['z']: Remove handling of special fild/fist suffixes.
21782 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
21783 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
21784 suffix of fild insn.
21785 (*floatsi<mode>2_vector_mixed): Ditto.
21786 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
21787 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
21788 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21789 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
21790 * config/i386/gas.h (GAS_MNEMONICS): Remove.
21792 2009-04-25 Ben Elliston <bje@au.ibm.com>
21794 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
21795 the source of a set operation.
21797 2009-04-25 Anatoly Sokolov <aesok@post.ru>
21799 * target.h (struct gcc_target): Add case_values_threshold field.
21800 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
21801 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
21802 * targhooks.c (default_case_values_threshold): New function.
21803 * targhooks.h (default_case_values_threshold): Declare function.
21804 * stmt.c (expand_case): Use case_values_threshold target hook.
21805 * expr.h (case_values_threshold): Remove declartation.
21806 * expr.c (case_values_threshold): Remove function.
21807 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
21809 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
21810 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
21811 (avr_case_values_threshold): Declare as static.
21812 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
21814 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
21815 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
21816 (mn10300_case_values_threshold): New function.
21818 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
21820 * ira.c (setup_cover_and_important_classes): Add enum cast.
21822 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
21824 * genpreds.c (write_enum_constraint_num): Output definition of
21825 CONSTRAINT_NUM_DEFINED_P macro.
21826 * ira.c (setup_cover_and_important_classes): Use
21827 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
21829 2009-04-24 DJ Delorie <dj@redhat.com>
21831 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
21832 __SH2A_SINGLE_ONLY__ also.
21834 2009-04-24 Steve Ellcey <sje@cup.hp.com>
21836 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
21837 (movdf_internal): Ditto.
21838 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
21839 SFmode and DFmode constants.
21840 (ia64_print_operand): Add 'G' format for printing
21841 floating point constants.
21843 2009-04-24 Richard Guenther <rguenther@suse.de>
21845 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
21846 from unsigned additions.
21848 2009-04-24 Joseph Myers <joseph@codesourcery.com>
21850 * c-typeck.c (set_init_index): Allow array designators that are
21851 not integer constant expressions with a pedwarn if pedantic.
21853 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
21855 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
21856 zero if no overlap in nonzero bits between the operands.
21858 2009-04-24 Ian Lance Taylor <iant@google.com>
21860 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
21861 (record_dead_and_set_regs): Likewise.
21862 * df.h (struct df_mw_hardreg): Change flags field to int.
21863 (struct df_base_ref): Likewise.
21864 (struct df): Change changeable_flags field to int.
21865 * df-scan.c (df_defs_record): Change clobber_flags to int.
21866 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
21867 constants rather than #define macros.
21868 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
21869 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
21870 (enum dwarf_calling_convention): Likewise.
21871 (enum dwarf_line_number_x_ops): Likewise.
21872 (enum dwarf_call_frame_info): Likewise.
21873 (enum dwarf_source_language): Likewise.
21874 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
21875 (add_calling_convention_attribute): Likewise.
21876 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
21877 (combine_comparisons): Change compcode to int. Add cast to enum type.
21878 * genrecog.c (maybe_both_true_2): Change c to int.
21879 (write_switch): Likewise. Add cast to enum type.
21880 * gimplify.c (gimplify_omp_for): Handle return values from
21881 gimplify_expr using MIN rather than bitwise or.
21882 (gimplify_expr): Add cast to enum type.
21883 * ipa-prop.c (update_jump_functions_after_inlining): Change
21884 IPA_BOTTOM to IPA_JF_UNKNOWN.
21885 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
21886 Add casts to enum type.
21887 (setup_cover_and_important_classes): Change cl to int. Add casts
21889 (setup_class_translate): Change cl and mode to int.
21890 (ira_init_once): Change mode to int.
21891 (free_register_move_costs): Likewise.
21892 (setup_prohibited_mode_move_regs): Add casts to enum type.
21893 * langhooks.c (add_builtin_function_common): Rework assertion that
21894 value fits bitfield.
21895 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
21896 * omega.c (omega_do_elimination): Avoid math on enum types.
21897 * optabs.c (expand_vec_shift_expr): Remove casts to int.
21898 * opts.c (set_debug_level): Change 2 to enum constant. Use new
21899 int local to handle integral_argment value.
21900 * regmove.c (try_auto_increment): Change PUT_MODE to
21902 * reload.c (push_secondary_reload): Add casts to enum type.
21903 (secondary_reload_class, find_valid_class): Likewise.
21904 * reload1.c (emit_input_reload_insns): Likewise.
21905 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
21906 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
21907 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
21909 * tree.c (build_common_builtin_nodes): Add casts to enum type.
21910 * tree-complex.c (complex_lattice_t): Typedef to int rather than
21912 (expand_complex_libcall): Add casts to enum type.
21913 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
21914 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
21915 with ERROR_MARK, not NUM_TREE_CODES.
21916 (vect_create_epilog_for_reduction): Likewise.
21917 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
21918 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
21919 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
21921 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
21922 vect_unused_in_loop. Change 0 to loop_vect.
21923 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
21924 * var-tracking.c (get_init_value): Change return type to enum
21926 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
21927 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
21929 (arm_override_options): Add casts to enum type.
21930 (arm_emit_tls_decoration): Likewise.
21931 * config/i386/i386.c (ix86_function_specific_restore): Add casts
21933 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
21934 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
21935 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
21937 * config/s390/s390.c (code_for_builtin_64): Change to array of
21939 (code_for_builtin_31): Likewise.
21940 (s390_expand_builtin): Change code_for_builtin to enum insn_code
21942 * config/sparc/sparc.c (sparc_override_options): Change value
21943 field in struct code_model to enum cmodel. In initializer change
21944 0 to NULL and add cast to enum type.
21946 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
21947 Change all callers. Issue a -Wc++-compat warning using
21948 lhs_origtype if necessary.
21949 (convert_for_assignment): Issue -Wc++-compat warnings about
21950 invalid conversions to enum type on assignment.
21951 * c-common.h (build_modify_expr): Update declaration.
21953 2009-04-24 Nick Clifton <nickc@redhat.com>
21955 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
21956 (function_arg_advance): Likewise.
21957 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
21960 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21962 * config/s390/constraints.md ('I', 'J'): Fix condition.
21964 2009-04-24 Diego Novillo <dnovillo@google.com>
21966 * gengtype-parse.c (parse_error): Add newline after message.
21968 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
21970 * config/i386/sse.md (avxmodesuffixs): Removed.
21971 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
21972 (*avx_pinsr<ssevecsize>): This.
21974 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
21976 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
21977 follow chains of regs with a single definition, and allow expressions
21978 that are function_invariant_p.
21979 (simple_rhs_p): Allow expressions that are function_invariant_p.
21981 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
21983 PR middle-end/39867
21984 * fold-const.c (fold_cond_expr_with_comparison): When folding
21985 > and >= to MAX, make sure the MAX uses the same type as the
21986 comparison's operands.
21988 2009-04-24 Nick Clifton <nickc@redhat.com>
21990 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
21991 addressing for DImode accesses.
21992 (frv_print_operand_address): Handle PLUS case.
21993 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
21995 2009-04-24 Jakub Jelinek <jakub@redhat.com>
21997 PR rtl-optimization/39794
21998 * alias.c (canon_true_dependence): Add x_addr argument.
21999 * rtl.h (canon_true_dependence): Adjust prototype.
22000 * cse.c (check_dependence): Adjust canon_true_dependence callers.
22001 * cselib.c (cselib_invalidate_mem): Likewise.
22002 * gcse.c (compute_transp): Likewise.
22003 * dse.c (scan_reads_nospill): Likewise.
22004 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
22005 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
22006 canon_base_addr of the group, plus optional offset.
22007 (struct group_info): Rename canon_base_mem to
22009 (get_group_info): Set canon_base_addr to canon_rtx of base, not
22010 canon_rtx of base_mem.
22012 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
22014 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
22015 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
22017 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22019 * config/spu/spu-builtins.h: Delete file.
22021 * config/spu/spu.h (enum spu_builtin_type): Move here from
22023 (struct spu_builtin_description): Likewise. Add GTY marker.
22024 Do not use enum spu_function_code or enum insn_code.
22025 (spu_builtins): Add extern declaration.
22027 * config/spu/spu.c: Do not include "spu-builtins.h".
22028 (enum spu_function_code, enum spu_builtin_type_index,
22029 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
22030 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
22031 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
22032 unsigned_V2DI_type_node): Move here from spu-builtins.h.
22033 (spu_builtin_types): Make static. Add GTY marker.
22034 (spu_builtins): Add extern declaration with GTY marker.
22035 Include "gt-spu.h".
22037 * config/spu/spu-c.c: Do not include "spu-builtins.h".
22038 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
22039 Check programmatically whether all parameters are scalar.
22041 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
22043 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
22045 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
22046 assignment from the constructor either if the target is volatile.
22048 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
22050 * config/arm/arm.md (insv): Do not share operands[0].
22052 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
22054 * config/vxlib-tls.c (active_tls_threads): Delete.
22055 (delete_hook_installed): New.
22056 (tls_delete_hook): Don't delete the delete hook.
22057 (tls_destructor): Delete it here.
22058 (__gthread_set_specific): Adjust installing the delete hook.
22059 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
22060 __gthread_leave_tsd_dtor_context.
22062 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
22064 * c-format.c (gcc_tdiag_char_table): Add support for %E.
22066 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
22068 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
22070 (alpha_rtx_costs): Ditto.
22071 (emit_unlikely_jump): Use add_reg_note.
22072 (emit_frame_store_1): Ditto.
22073 (alpha_expand_prologue): Ditto.
22074 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22075 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
22077 2009-04-23 Nick Clifton <nickc@redhat.com>
22079 * config/v850/v850.md (epilogue): Remove suppressed code.
22080 (return): Rename to return_simple and remove test of frame size.
22081 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
22082 to gen_return_simple.
22084 2009-04-22 Jing Yu <jingyu@google.com>
22087 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
22089 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22092 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
22093 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
22094 value is a VECTOR_CST, the element type is the element type of the
22097 2009-04-22 DJ Delorie <dj@redhat.com>
22099 * config/m32c/m32c.h: Update GTY annotations to new syntax.
22101 2009-04-22 Jakub Jelinek <jakub@redhat.com>
22103 * alias.c (find_base_term): Move around LO_SUM case, so that
22104 CONST falls through into PLUS/MINUS handling.
22107 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
22108 into 0, use omit_one_operand.
22110 2009-04-23 Ben Elliston <bje@au.ibm.com>
22112 * config/rs6000/linux-unwind.h (get_regs): Remove type
22113 puns. Change the type of `pc' to an array of unsigned ints and
22114 update all users. Constify frame24.
22116 2009-04-22 DJ Delorie <dj@redhat.com>
22118 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
22119 declarations before code.
22120 (current_function_special_page_vector): Likewise.
22121 (m32c_expand_insv): Silence a warning.
22123 2009-04-21 Taras Glek <tglek@mozilla.com>
22125 * alias.c: Update GTY annotations to new syntax.
22126 * basic-block.h: Likewise.
22127 * bitmap.h: Likewise.
22128 * c-common.h: Likewise.
22129 * c-decl.c: Likewise.
22130 * c-parser.c: Likewise.
22131 * c-pragma.c: Likewise.
22132 * c-tree.h: Likewise.
22133 * cfgloop.h: Likewise.
22134 * cgraph.h: Likewise.
22135 * config/alpha/alpha.c: Likewise.
22136 * config/arm/arm.h: Likewise.
22137 * config/avr/avr.h: Likewise.
22138 * config/bfin/bfin.c: Likewise.
22139 * config/cris/cris.c: Likewise.
22140 * config/darwin.c: Likewise.
22141 * config/frv/frv.c: Likewise.
22142 * config/i386/i386.c: Likewise.
22143 * config/i386/i386.h: Likewise.
22144 * config/i386/winnt.c: Likewise.
22145 * config/ia64/ia64.h: Likewise.
22146 * config/iq2000/iq2000.c: Likewise.
22147 * config/mips/mips.c: Likewise.
22148 * config/mmix/mmix.h: Likewise.
22149 * config/pa/pa.c: Likewise.
22150 * config/pa/pa.h: Likewise.
22151 * config/rs6000/rs6000.c: Likewise.
22152 * config/s390/s390.c: Likewise.
22153 * config/sparc/sparc.c: Likewise.
22154 * config/xtensa/xtensa.c: Likewise.
22155 * cselib.h: Likewise.
22156 * dbxout.c: Likewise.
22157 * dwarf2out.c: Likewise.
22158 * except.c: Likewise.
22159 * except.h: Likewise.
22160 * fixed-value.h: Likewise.
22161 * function.c: Likewise.
22162 * function.h: Likewise.
22163 * gimple.h: Likewise.
22164 * integrate.c: Likewise.
22165 * optabs.c: Likewise.
22166 * output.h: Likewise.
22167 * real.h: Likewise.
22169 * stringpool.c: Likewise.
22170 * tree-data-ref.c: Likewise.
22171 * tree-flow.h: Likewise.
22172 * tree-scalar-evolution.c: Likewise.
22173 * tree-ssa-address.c: Likewise.
22174 * tree-ssa-alias.h: Likewise.
22175 * tree-ssa-operands.h: Likewise.
22176 * tree.c: Likewise.
22177 * tree.h: Likewise.
22178 * varasm.c: Likewise.
22179 * varray.h: Likewise.
22181 * coretypes.h: Do not define GTY macro if it is already defined.
22182 * doc/gty.texi: Update GTY documentation to new syntax.
22183 * gengtype-lex.l: Enforce attribute-like syntax for GTY
22184 annotations on structs.
22185 * gengtype-parse.c: Likewise.
22187 2009-04-22 Mark Heffernan <meheff@google.com>
22189 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
22191 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22193 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
22196 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22198 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
22199 the same as a PLUS without a shift. Increase the cost of a
22202 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22204 * Makefile.in: Update dependencies.
22205 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
22206 * errors.h: Remove bogus comment about compatibility.
22207 (warning): Update declaration.
22208 * genautomata.c: Update all calls to warning.
22209 * gimple.c: Do not include errors.h. Include toplev.h.
22210 * tree-ssa-structalias.c: Do not include errors.h.
22211 * omega.c: Likewise.
22212 * tree-ssa-reassoc.c: Likewise.
22213 * config/spu/spu-c.c: Likewise.
22214 * config/spu/t-spu-elf: Update dependencies.
22216 2009-04-22 Richard Guenther <rguenther@suse.de>
22218 PR tree-optimization/39824
22219 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
22220 make sure the types are compatible.
22222 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22225 * c-common.c (c_parse_error): Take a token_flags parameter.
22226 Use token_type for the token type instead.
22227 Pass token_flags to cpp_type2name.
22228 * c-common.h (c_parse_error): Update declaration.
22229 * c-parser.c (c_parser_error): Pass 0 as token flags.
22231 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
22233 PR rtl-optimization/39580
22234 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
22236 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22238 * function.c (expand_function_end): Do not emit a jump to the "naked"
22239 return label for fall-through returns.
22240 * except.c (sjlj_emit_function_exit): Always place the call to the
22241 unregister function at the location installed by expand_function_end.
22243 2009-04-22 Richard Guenther <rguenther@suse.de>
22245 PR tree-optimization/39845
22246 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
22247 (gen_inbound_check): Likewise.
22249 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
22251 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
22253 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
22254 * config/vxlib.c (__gthread_once): Add race guard for PPC.
22256 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22258 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
22259 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
22260 shift counts to avoid out-of-bounds array accesses.
22262 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22264 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
22265 (Pmode): Move above.
22267 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
22269 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
22270 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
22271 GET_CODE macro. Use IN_RANGE macro where appropriate.
22272 * config/alpha/alpha.h: Ditto.
22273 * config/alpha/alpha.md: Ditto.
22274 * config/alpha/constraints.md: Ditto.
22275 * config/alpha/predicates.md: Ditto.
22277 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22279 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
22280 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22281 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22282 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22283 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22284 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22285 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22286 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22287 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22288 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22289 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22290 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22291 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22292 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22293 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22294 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22295 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22296 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22297 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22298 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22299 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22300 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22301 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22302 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22303 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22304 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22305 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22307 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
22309 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
22310 references from comments.
22311 * cfgbuild.c (count_basic_blocks): Delete.
22312 (find_basic_blocks_1): Delete.
22313 (find_basic_blocks): Delete.
22314 * except.c (finish_eh_generation): Make static. Move comment from
22315 except.h here. Remove find_basic_blocks references from comments.
22316 * except.h (finish_eh_generation): Delete.
22317 * basic-block.h (find_basic_blocks): Delete.
22318 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
22320 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
22322 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
22323 (sdbout_parms): Likewise.
22325 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22327 * config/sh/sh.c (prepare_cbranch_operands): Use
22328 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
22329 (expand_cbranchdi4): Likewise.
22330 (from_compare): Add cast to enum type.
22331 (expand_cbranchsi4): Use add_reg_note.
22332 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
22333 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
22334 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
22335 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22336 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
22337 instead of CODE_FOR_nothing.
22338 (cbranchdi4): Likewise. Fix the order of arguments for
22340 (push_fpscr): Use add_reg_note.
22341 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
22342 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
22344 2009-04-21 Joseph Myers <joseph@codesourcery.com>
22346 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
22347 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
22348 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
22349 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
22350 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
22351 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
22352 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
22353 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
22354 config/alpha/x-vms, config/arc/t-arc,
22355 config/arm/README-interworking, config/arm/arm-c.c,
22356 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
22357 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
22358 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
22359 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
22360 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
22361 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
22362 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
22363 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
22364 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
22365 config/cris/t-elfmulti, config/crx/t-crx,
22366 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
22367 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
22368 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
22369 config/h8300/t-h8300, config/i386/athlon.md,
22370 config/i386/darwin-libgcc.10.4.ver,
22371 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
22372 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
22373 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
22374 config/i386/t-linux64, config/i386/t-nwld,
22375 config/i386/t-rtems-i386, config/i386/t-sol2-10,
22376 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
22377 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
22378 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
22379 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
22380 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
22381 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
22382 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
22383 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
22384 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
22385 config/m68k/t-uclinux, config/mcore/t-mcore,
22386 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
22387 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
22388 config/mips/crtn.asm, config/mips/irix-crti.asm,
22389 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
22390 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
22391 config/mips/mips-fixed.md, config/mips/sb1.md,
22392 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
22393 config/mips/t-iris6, config/mips/t-isa3264,
22394 config/mips/t-libgcc-mips16, config/mips/t-linux64,
22395 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
22396 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
22397 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
22398 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
22399 config/mn10300/t-linux, config/mn10300/t-mn10300,
22400 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
22401 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
22402 config/picochip/libgccExtras/clzsi2.asm,
22403 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
22404 config/rs6000/darwin-libgcc.10.4.ver,
22405 config/rs6000/darwin-libgcc.10.5.ver,
22406 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
22407 config/rs6000/t-aix43, config/rs6000/t-aix52,
22408 config/rs6000/t-darwin, config/rs6000/t-fprules,
22409 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
22410 config/rs6000/t-lynx, config/rs6000/t-netbsd,
22411 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
22412 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
22413 config/rs6000/t-rtems, config/rs6000/t-spe,
22414 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
22415 config/score/t-score-elf, config/sh/divcost-analysis,
22416 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
22417 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
22418 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
22419 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
22420 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
22421 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
22422 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
22423 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
22424 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
22425 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
22426 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
22427 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
22428 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
22429 limitx.h, version.c, xcoff.h: Add copyright and license notices.
22430 * config/h8300/genmova.sh: Include copyright and license notices
22431 in generated output.
22432 * config/h8300/mova.md: Regenerate.
22433 * doc/install.texi2html: Include word "Copyright" in copyright
22434 notice and use name "Free Software Foundation, Inc.".
22435 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
22436 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
22437 ChangeLog-2007, ChangeLog-2008: Correct dates.
22439 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
22441 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
22442 NE_EXPR operations as well.
22443 * c-parser.c (c_parser_condition): Do not set location information on
22445 (c_parser_conditional_expression): Likewise.
22446 (c_parser_binary_expression): Set location information on operators.
22447 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
22448 TRUTH_NOT_EXPR has been folded.
22449 * fold-const.c (fold_truth_not_expr): Copy location information from
22450 the incoming expression to the outgoing one.
22451 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
22452 recursive calls on the LHS of the operator but pass that of the
22453 operator to recursive calls on the RHS of the operator. Set it
22455 (shortcut_cond_expr): Set the locus of the operator on the second
22456 COND_EXPR and that of the expression on the first in degenerate cases.
22457 Pass the locus of the expression to calls to shortcut_cond_r.
22458 Set the locus of the 'then' block on the associated jump, if any.
22459 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
22460 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
22461 expression to call to gimplify_boolean_expr.
22463 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
22465 * config.gcc: Add additional configuration for
22466 i686-w64-mingw* and x86_64-w64-mingw* triplet.
22467 * config/i386/mingw-w64.h: New mingw-w64 specific header.
22468 (CPP_SPEC): Redefine for allowing -municode option.
22469 (STARTFILE_SPEC): Likewise.
22470 * config/i386/t-mingw-w64: New.
22471 * config/i386/mingw-w64.opt: New.
22472 (municode): Add new target option.
22473 * doc/invoke.texi (municode): Add documentation for new option.
22475 2009-04-21 Ian Lance Taylor <iant@google.com>
22477 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
22478 Correct test for number of arguments.
22479 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
22481 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
22483 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
22484 argument of emit_library_call.
22486 2009-04-21 Richard Guenther <rguenther@suse.de>
22488 PR middle-end/39829
22489 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
22490 inside VIEW_CONVERT_EXPRs.
22492 2009-04-21 Martin Jambor <mjambor@suse.cz>
22494 * tree-switch-conversion.c (build_constructors): Split a long line.
22495 (constructor_contains_same_values_p): New function.
22496 (build_one_array): Create assigns of constants if possible, do not
22497 call mark_sym_for_renaming, call update_stmt.
22498 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
22499 make_rename_temp. Do not call mark_symbols_for_renaming, call
22501 (gen_def_assigns): Do not call mark_symbols_for_renaming or
22502 find_new_referenced_vars, call update_stmt.
22503 (gen_inbound_check): Use create_tmp_var and create ssa names manually
22504 instead of calling make_rename_temp. Do not call
22505 find_new_referenced_vars or mark_symbols_for_renaming, call
22508 2009-04-21 Richard Guenther <rguenther@suse.de>
22510 PR tree-optimization/39827
22511 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
22512 (tree_ssa_phiprop): Pass the correct array size.
22514 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
22516 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
22518 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
22521 * c-typeck.c (lvalue_p): Move declaration ...
22522 * c-common.h (lvalue_p): ... to here.
22523 * c-common.c (candidate_equal_p): New.
22524 (add_tlist): Use it.
22525 (merge_tlist): Use it.
22526 (warn_for_collisions_1): Likewise.
22527 (warning_candidate_p): Accept more candidates.
22528 (verify_tree): A warning candidate can be an expression. Use
22531 2009-04-21 Ben Elliston <bje@au.ibm.com>
22534 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
22535 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
22536 options. Remove -mcall-solaris documentation.
22538 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22541 * doc/invoke.texi (-Wlong-long): Update description.
22542 * c-lex (interpret_integer): Only warn if there was no previous
22543 overflow and -Wlong-long is enabled.
22544 * c-decl.c (declspecs_add_type): Drop redundant flags.
22545 * c.opt (Wlong-long): Init to -1.
22546 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
22547 and front-end warn_long_long. Wlong-long only depends on other
22548 flags if it is uninitialized.
22549 * c-parser.c (disable_extension_diagnostics): warn_long_long is
22550 the same for CPP and FE.
22551 (restore_extension_diagnostics): Likewise.
22553 2009-04-20 Ian Lance Taylor <iant@google.com>
22555 Fix enum conversions which are invalid in C++:
22556 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
22557 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
22558 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
22559 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
22560 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
22561 (dbxout_parms): Likewise.
22562 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
22563 (df_clear_flags): Likewise.
22564 * df-problems.c (df_rd_bb_local_compute_process_def): Change
22565 top_flag parameter to int.
22566 (df_chain_create_bb_process_use): Likewise.
22567 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
22569 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
22570 (df_ref_create_structure, df_def_record_1): Likewise.
22571 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
22572 (df_notes_rescan): Change 0 to VOIDmode in function call.
22573 (df_get_call_refs, df_insn_refs_collect): Likewise.
22574 (df_bb_regs_collect): Likewise.
22575 (df_entry_block_defs_collect): Likewise.
22576 (df_exit_block_uses_collect): Likewise.
22577 * df.h: Update declarations.
22578 * double-int.c (double_int_divmod): Add cast to enum type.
22579 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
22580 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
22581 (based_loc_descr): Likewise.
22582 (loc_descriptor_from_tree_1): Change first_op and second_op to
22583 enum dwarf_location_atom. Add cast to enum type.
22584 * expmed.c (init_expmed): Change 0 to SET in function call.
22585 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
22586 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
22587 (do_store_flag): Likewise.
22588 * fixed-value.h (struct fixed_value): Change mode to enum
22590 * function.c (assign_parms): Change 0 to VOIDmode in function call.
22591 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
22593 (insert_insn_decl, insert_decl, insert_state): Likewise.
22594 (automata_list_finish): Likewise.
22595 * genrecog.c (process_define_predicate): Add cast to enum type.
22596 * gensupport.c (init_predicate_table): Add cast to enum type.
22597 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
22599 (gimple_build_call_1, gimple_build_label): Likewise.
22600 (gimple_build_goto, gimple_build_asm_1): Likewise.
22601 (gimple_build_switch_1, gimple_build_cdt): Likewise.
22602 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
22603 (enum fallback): Rename from enum fallback_t.
22604 (fallback_t): Typedef as int.
22605 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
22606 GSI_SAME_STMT in function call.
22607 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
22609 (setup_reg_class_relations): Likewise.
22610 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
22611 (setup_prohibited_class_mode_regs): Add cast to enum type.
22612 (setup_prohibited_mode_move_regs): Likewise.
22613 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
22614 (record_address_regs): Change i to enum reg_class.
22615 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
22616 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
22617 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
22618 (GET_MODE_2XWIDER_MODE): Likewise.
22619 (GET_CLASS_NARROWEST_MODE): Likewise.
22620 * omp-low.c (expand_omp_for): Add cast to enum type.
22621 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
22622 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
22623 * postreload.c (reload_cse_simplify_operands): Change rclass local
22625 * predict.c (combine_predictions_for_insn): Change best_predictor
22626 and predictor to enum br_predictor.
22627 (combine_predictions_for_bb): Likewise.
22628 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
22629 use SET_PREDICT_EXPR_OUTCOME.
22630 * real.c (real_arithmetic): Change icode to code in function call.
22631 * reginfo.c (init_move_cost): Add casts to enum type.
22632 (init_reg_sets_1, init_fake_stack_mems): Likewise.
22633 * regmove.c (regclass_compatible_p): Change class0 and class1 to
22635 * reload.c (find_valid_class): Add casts to enum type.
22636 (push_reload): Change 0 to NO_REGS in function call.
22637 (find_reloads): Change this_alternative to array of enum
22638 reg_class. Remove some now-unnecessary casts.
22639 (make_memloc): Change 0 to VOIDmode in function call.
22640 * reload1.c (reload): Change 0 to VOIDmode in function call.
22641 (eliminate_regs_1, elimination_effects): Likewise.
22642 (eliminate_regs_in_insn): Likewise.
22643 (emit_input_reload_insns): Add cast to enum type.
22644 (delete_output_reload): Change 0 to VOIDmode in function call.
22645 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
22646 to enum type in function call.
22647 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
22648 (SET_PREDICT_EXPR_OUTCOME): Define.
22649 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
22650 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
22651 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
22652 (dump_function): Likewise.
22653 * tree-dump.h: Update declarations.
22654 * tree-pass.h: Update declarations.
22655 * varasm.c (assemble_integer): Change mclass to enum mode_class.
22656 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
22658 (arm_rtx_costs_1): Correct parenthesization.
22659 (arm_rtx_costs): Add casts to enum type.
22660 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
22661 (vfp_emit_fstmd): Use add_rg_note.
22662 (emit_multi_reg_push, emit_sfm): Likewise.
22663 (thumb_set_frame_pointer): Likewise.
22664 (arm_expand_prologue): Likewise.
22665 (arm_regno_class): Change return type to enum reg_class.
22666 (thumb1_expand_prologue): Use add_reg_note.
22667 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
22668 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
22670 * config/arm/gentune.sh: Add cast to enum type.
22671 * config/arm/arm-tune.md: Rebuild.
22672 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
22673 (ix86_split_fp_branch, predict_jump): Likewise.
22674 (ix86_expand_multi_arg_builtin): Change sub_code from enum
22675 insn_code to enum rtx_code.
22676 (ix86_builtin_vectorized_function): Add cast to enum type.
22677 * config/i386/i386.md (truncdfsf2): Change slot to enum
22679 (truncxf<mode>2, isinf<mode>2): Likewise.
22680 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
22682 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
22683 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
22684 (insert_bundle_state): Change 1 to INSERT in function call.
22685 (ia64_add_bundle_selector_before): Likewise.
22686 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
22687 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
22688 (restore_stack_nonlocal): Likewise.
22689 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
22691 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
22693 (mips_rtx_costs): Likewise.
22694 (mips_override_options): Add casts to enum type.
22695 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
22697 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
22698 (store_reg, set_reg_plus_d): Likewise.
22699 (hppa_expand_prologue, hppa_profile_hook): Likewise.
22700 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
22702 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
22704 (emit_unlikely_jump): Use add_reg_note.
22705 (rs6000_emit_allocate_stack): Likewise.
22706 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
22707 (output_toc): Change 1 to INSERT in function call.
22708 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
22709 (rs6000_initialize_trampoline): Likewise.
22710 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
22712 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
22713 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
22714 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
22715 (save_gprs): Use add_reg_note.
22716 (s390_emit_prologue): Likewise.
22717 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22718 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
22719 (sparc_fold_builtin): Add cast to enum type.
22720 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
22722 (spu_expand_prologue): Use add_reg_note.
22723 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
22725 2009-04-20 Ian Lance Taylor <iant@google.com>
22727 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
22728 (c_parser_postfix_expression_after_primary): Get VEC for list of
22729 arguments. Get original types of arguments. Call
22730 build_function_call_vec.
22731 (cached_expr_list_1, cached_expr_list_2): New static variables.
22732 (c_parser_expr_list): Change return type to VEC *. Add
22733 p_orig_types parameter. Change all callers.
22734 (c_parser_release_expr): New static function.
22735 (c_parser_vec_to_tree_list): New static function.
22736 * c-typeck.c (build_function_call): Rewrite to build a VEC and
22737 call build_function_call_vec.
22738 (build_function_call_vec): New function, based on old
22739 build_function_call.
22740 (convert_arguments): Remove nargs and argarray parameters. Change
22741 values to a VEC. Add origtypes parameter.
22742 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
22743 (convert_for_assignment): Add origtype parameter. Change all
22744 callers. If warn_cxx_compat, check for conversion to an enum
22745 type when calling a function.
22746 (store_init_value): Add origtype parameter. Change all callers.
22747 (digest_init): Likewise.
22748 (struct init_node): Add origtype field.
22749 (add_pending_init): Add origtype parameter. Change all callers.
22750 (output_init_element): Likewise.
22751 (output_pending_init_elements): Pass origtype from init_node to
22752 output_init_element.
22753 (process_init_element): Pass origtype from c_expr to
22754 output_init_element.
22755 (c_finish_return): Add origtype parameter. Change all callers.
22756 * c-common.c (sync_resolve_size): Change params to VEC *. Change
22758 (sync_resolve_params): Likewise.
22759 (sync_resolve_return): Change params to first_param. Change caller.
22760 (resolve_overloaded_builtins): Change params to VEC *. Change
22761 callers. Save first parameter around call to build_function_call_vec.
22762 * c-decl.c (finish_decl): Add origtype parameter. Change all
22763 callers. Call build_function_call_vec rather than
22764 build_function_call for cleanup.
22765 * c-tree.h: Update declarations.
22766 * c-common.h: Update declarations.
22767 * stub-objc.c (objc_rewrite_function_call): Change parameter from
22768 params to first_param.
22769 * target.h (struct gcc_target): Change resolve_overloaded_builtin
22770 params parameter from tree to void *.
22771 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
22772 Change arglist parameter to have type void *, and to be a pointer
22774 * config/rs6000/rs6000-protos.h
22775 (altivec_resolve_overloaded_builtin): Update declaration.
22776 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
22777 fnargs parameter to have type void *, and to be a pointer to a
22778 VEC. Call build_function_call_vec instead of
22779 build_function_call.
22780 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
22782 2009-04-20 Joey Ye <joey.ye@intel.com>
22783 Xuepeng Guo <xuepeng.guo@intel.com>
22784 H.J. Lu <hongjiu.lu@intel.com>
22786 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
22788 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
22789 (IX86_LEA_PRIORITY): Likewise.
22790 (distance_non_agu_define): New function.
22791 (distance_agu_use): Likewise.
22792 (ix86_lea_for_add_ok): Likewise.
22793 (ix86_dep_by_shift_count): Likewise.
22795 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
22796 should split for LEA.
22798 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
22800 (ix86_dep_by_shift_count): Likewise.
22802 2009-04-20 Richard Guenther <rguenther@suse.de>
22804 * expr.c (handled_component_p): Move ...
22805 * tree.h (handled_component_p): ... here.
22806 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
22807 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
22808 and REALPART_EXPR to be in one group.
22810 2009-04-20 Richard Guenther <rguenther@suse.de>
22812 * basic-block.h (get_all_dominated_blocks): Declare.
22813 * dominance.c (get_all_dominated_blocks): New function.
22814 * tree-cfg.c (get_all_dominated_blocks): Remove.
22815 (remove_edge_and_dominated_blocks): Adjust.
22816 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
22817 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
22818 instead of recursing.
22820 2009-04-20 Doug Kwan <dougkwan@google.com>
22822 * cgraph.h (cgraph_node_ptr): New type for vector functions.
22823 (struct cgraph_node_set_def): New type.
22824 (cgraph_node_set) New type. Also declare vector functions.
22825 (struct cgraph_node_set_element_def): New type.
22826 (cgraph_node_set_element): Ditto.
22827 (cgraph_node_set_iterator): New iterator type.
22828 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
22829 cgraph_node_set_remove, dump_cgraph_node_set,
22830 debug_cgraph_node_set): New prototypes.
22831 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
22832 cgraph_node_set_size): New inlines.
22833 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
22834 including cgraph.h.
22835 (struct ipa_opt_pass): Add struct cgraph_node_set_def
22836 argument to function 'write_summary'.
22837 * ipa.c: Include ggc.h.
22838 (hash_cgraph_node_set_element,
22839 eq_cgraph_node_set_element, cgraph_node_set_new,
22840 cgraph_node_set_add, cgraph_node_set_remove,
22841 cgraph_node_set_find, dump_cgraph_node_set,
22842 debug_cgraph_node_set): New functions.
22843 * Makefile.in (ipa.o): Add dependency on GGC_H.
22845 2009-04-20 Ira Rosen <irar@il.ibm.com>
22847 PR tree-optimization/39675
22848 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
22849 check of the return code of vect_schedule_slp. Check that
22850 stmt_vec_info still exists for the statement, before checking its
22851 vectorization type.
22853 2009-04-20 Michael Matz <matz@suse.de>
22855 * Makefile.in (generated_files): Take out $(simple_generated_c).
22857 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
22859 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
22860 (UINTPTR_TYPE): Likewise.
22862 2009-04-19 Joseph Myers <joseph@codesourcery.com>
22865 * c-typeck.c (digest_init): Check for initializing an array with a
22868 2009-04-19 Joseph Myers <joseph@codesourcery.com>
22871 * c-semantics.c (pop_stmt_list): Propagate
22872 STATEMENT_LIST_HAS_LABEL to parent statement list.
22874 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
22876 * config/mips/mips.h (mips_tune_attr): New macro.
22877 * config/mips/mips.md (cpu): Use it.
22879 2009-04-19 Joseph Myers <joseph@codesourcery.com>
22882 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
22885 2009-04-19 Diego Novillo <dnovillo@google.com>
22887 * toplev.c (compile_file): Move call to coverage_finish ...
22888 * cgraphunit.c (ipa_passes): ... here.
22889 Call cgraph_process_new_functions.
22890 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
22891 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
22893 2009-04-19 Jan Hubicka <jh@suse.cz>
22895 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
22897 (dump_cgraph_node): Dump can throw external flag.
22898 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
22900 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
22904 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
22905 * common.opt (Wlogical-op): Move from here...
22906 * c.opt (Wlogical-op): ... to here.
22907 * c-typeck.c (parser_build_binary_op): Update call to
22908 warn_logical_operator.
22909 * c-opts.c (c_common_post_options): Enable warn_logical_op with
22911 * c-common.c (warn_logical_op): Update.
22912 * c-common.h (warn_logical_op): Update declaration.
22914 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
22916 * tree.c (protected_set_expr_location): Fix formatting.
22918 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22921 * c-typeck.c (readonly_warning): new.
22922 (build_unary_op, build_modify_expr): Use readonly_warning for
22923 storing into something readonly but not const-qualified.
22925 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22928 * c-typeck.c (build_unary_op): Check for taking address of
22929 expression of type void.
22931 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22934 * c-typeck.c (build_function_call): Check for calling a function
22935 with qualified void return types. Call require_complete_type when
22938 2009-04-18 Jan Hubicka <jh@suse.cz>
22940 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
22942 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
22943 can_throw_external flag.
22944 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
22945 * ipa-pure-const.c (ignore_edge): New function.
22946 (propagate): Compute order for NOTHROW computation; set NOTHROWs
22947 only over can_throw_external edges.
22948 (local_pure_const): Add nothrow flag.
22949 * ipa-utils.c (searchc): Add ignore_edge callback.
22950 (ipa_utils_reduced_inorder): Add ignore_edge callback.
22951 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
22952 (set_nothrow_function_flags): Update cgraph.
22953 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
22955 2009-04-18 Richard Guenther <rguenther@suse.de>
22957 PR middle-end/39804
22958 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
22959 (fold_stmt): ... this and ...
22960 (fold_stmt_inplace): ... this.
22961 (fold_stmt_1): Fold references in calls and asms.
22962 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
22964 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22966 * tree-vrp.c (ssa_name_nonzero_p): Remove.
22967 * tree.h: Remove the prototype for ssa_name_nonzero_p.
22969 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22971 * tree.c (function_args_count): Remove.
22972 * tree.h: Remove the prototype for function_args_count.
22974 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22976 * tree-iterator.c (expr_only): Remove.
22977 * tree.h: Remove the prototype for expr_only.
22979 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22981 * reginfo.c (cannot_change_mode_set_regs): Remove.
22982 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
22984 2009-04-08 Anatoly Sokolov <aesok@post.ru>
22986 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
22987 whether operands 0 and 1 overlaps.
22989 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
22991 PR middle-end/36902
22992 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
22993 pointer. Use warning_at instead of warning.
22994 (search_for_addr_array): Likewise.
22995 (check_array_bounds): Likewise.
22996 (check_all_array_refs): Check that the incoming edge is not in the
22997 list of edges to be removed.
22998 (check_all_array_refs): Avoid the temporal pointer.
22999 (vrp_visit_cond_stmt): Fix typo.
23000 (simplify_switch_using_ranges): Handle the case where the switch
23001 index is an integer constant.
23003 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
23005 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
23007 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23009 * doc/extend.texi, doc/invoke.texi: Fix typos.
23011 2009-04-17 Cary Coutant <ccoutant@google.com>
23013 * tree-flow-inline.h (get_lineno): Fix inverted test.
23015 2009-04-17 Diego Novillo <dnovillo@google.com>
23017 * tree-ssa-pre.c (create_expression_by_pieces): Remove
23018 assertion for AVAIL_OUT.
23020 2009-04-17 Mike Frysinger <vapier@gentoo.org>
23023 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
23024 * config/sh/linux-atomic.asm: Likewise.
23026 2009-04-17 Diego Novillo <dnovillo@google.com>
23028 * except.c (debug_eh_tree): New.
23029 (struct eh_region, struct eh_status): Move ...
23030 * except.h: ... here.
23031 (add_type_for_runtime): Declare extern.
23032 (lookup_type_for_runtime): Likewise.
23033 (debug_eh_tree): Declare.
23034 * Makefile.in (GTFILES): List except.h before except.c
23036 2009-04-17 Diego Novillo <dnovillo@google.com>
23038 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
23039 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
23040 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
23041 (find_vars_r): ... here.
23042 * tree-flow.h (find_referenced_vars_in): Declare.
23043 * tree-ssa-pre.c (create_expression_by_pieces): Assert
23044 that AVAIL_OUT exists for BLOCK.
23045 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
23046 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
23047 (tree-parloops.o): Likewise.
23049 2009-04-17 Simon Baldwin <simonb@google.com>
23051 * toplev.c (default_tree_printer): Add handling for %E format.
23053 2009-04-17 Diego Novillo <dnovillo@google.com>
23055 * tree-pretty-print.c (dump_generic_node): Add break after
23056 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
23057 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
23058 FUNCTION_TYPE together. Call print_struct_decl when printing
23059 structures and TDF_SLIM is not given.
23060 (print_struct_decl): Fix logic for detecting recursion.
23062 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23065 * gcc.c (create_at_file): New.
23066 (compile_input_file_p): New.
23067 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
23068 * main.c (main): Update call to toplev_main.
23069 * toplev.c (toplev_main): Change signature. Call expandargv.
23070 * toplev.h (toplev_main): Change signature.
23072 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23074 * dwarf2out.c (field_byte_offset): Use the type size as the field size
23075 if the latter is not constant.
23077 2009-04-17 David Edelsohn <edelsohn@gnu.org>
23079 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
23081 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23083 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
23084 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
23086 2009-04-17 Richard Guenther <rguenther@suse.de>
23088 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23089 Handle component references view-converting an invariant address.
23091 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
23093 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
23094 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
23095 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
23096 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
23097 Use @deftypevr rather than @deftypevar.
23099 2009-04-17 Richard Guenther <rguenther@suse.de>
23101 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
23102 (get_prop_source_stmt): Likewise.
23103 (can_propagate_from): Likewise.
23105 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
23107 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
23108 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
23109 (--with-multilib-list): Add default value.
23110 * configure: Regenerate.
23111 * Makefile.in (TM_ENDIAN_CONFIG): Define.
23112 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
23113 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
23114 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
23115 Don't add default cpu to multilib list unnecessarily, but do enable
23116 the relevant compiler option..
23117 Add support for --with-multilib-list=<blank> and
23118 --with-multilib-list=!<somelib> to supress unwanted multilibs.
23119 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
23120 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
23121 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
23122 TM_MULTILIB_CONFIG.
23123 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
23124 (MULTILIB_OSDIRNAMES): New variable.
23125 * config/sh/t-1e: Delete file.
23126 * config/sh/t-mlib-sh1: Delete file.
23127 * config/sh/t-mlib-sh2: Delete file.
23128 * config/sh/t-mlib-sh2a: Delete file.
23129 * config/sh/t-mlib-sh2a-nofpu: Delete file.
23130 * config/sh/t-mlib-sh2a-single: Delete file.
23131 * config/sh/t-mlib-sh2a-single-only: Delete file.
23132 * config/sh/t-mlib-sh2e: Delete file.
23133 * config/sh/t-mlib-sh3e: Delete file.
23134 * config/sh/t-mlib-sh4: Delete file.
23135 * config/sh/t-mlib-sh4-nofpu: Delete file.
23136 * config/sh/t-mlib-sh4-single: Delete file.
23137 * config/sh/t-mlib-sh4-single-only: Delete file.
23138 * config/sh/t-mlib-sh4a: Delete file.
23139 * config/sh/t-mlib-sh4a-nofpu: Delete file.
23140 * config/sh/t-mlib-sh4a-single: Delete file.
23141 * config/sh/t-mlib-sh4a-single-only: Delete file.
23142 * config/sh/t-mlib-sh4al: Delete file.
23143 * config/sh/t-mlib-sh5-32media: Delete file.
23144 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
23145 * config/sh/t-mlib-sh5-64media: Delete file.
23146 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
23147 * config/sh/t-mlib-sh5-compact: Delete file.
23148 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
23149 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
23150 * doc/install.texi (Options specification): Add
23151 --with-multilib-list and --with-endian.
23153 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23155 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
23157 (OBJS-common): Add plugin-version.o.
23158 (plugin-version.o): New.
23159 * gcc-plugin.h (plugin_gcc_version): New.
23160 (plugin_default_version_check): New.
23161 (plugin_init_func, plugin_init): Add version argument.
23162 * plugin-version.c: New.
23163 * plugin.c (str_plugin_gcc_version_name): New.
23164 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
23165 pass it to the init function.
23166 (plugin_default_version_check): New.
23168 2009-04-17 Richard Guenther <rguenther@suse.de>
23170 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
23171 for decl-vs-decl disambiguation.
23173 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
23175 * config/s390/s390.h (s390_tune_attr): New macro definition.
23176 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
23178 2009-04-17 Richard Guenther <rguenther@suse.de>
23180 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
23181 (fold_stmt_r): Likewise.
23182 (maybe_fold_reference): New function.
23183 (fold_gimple_assign): Handle cases fold_stmt_r did.
23184 (fold_stmt): Do not use fold_stmt_r.
23185 (fold_stmt_inplace): Likewise.
23187 2009-04-17 Richard Guenther <rguenther@suse.de>
23189 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
23190 (record_equivalences_from_stmt): Remove useless checks and
23192 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
23193 the type is already suitable.
23195 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
23197 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
23199 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
23201 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
23202 (CMPtype): Define as __gcc_CMPtype.
23204 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
23206 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
23207 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
23209 2009-04-17 Richard Guenther <rguenther@suse.de>
23211 PR tree-optimization/39746
23212 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
23213 special-casing for builtins and static variable use/def.
23214 (call_may_clobber_ref_p_1): Likewise.
23216 2009-04-16 Ian Lance Taylor <iant@google.com>
23218 * df.h: Include "timevar.h".
23219 (struct df_problem): Change tv_id field to timevar_id_t.
23220 * tree-pass.h: Include "timevar.h".
23221 (struct opt_pass): Change tv_id field to timevar_id_t.
23222 * timevar.h (timevar_id_t): Define TV_NONE.
23223 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
23224 TV_NONE rather than tv_id != 0.
23225 (execute_one_pass): Likewise.
23226 * Makefile.in (DF_H): Add $(TIMEVAR_H).
23227 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
23228 dependencies to $(TREE_PASS_H).
23229 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
23231 (pass_branch_target_load_optimize2): Likewise.
23232 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
23233 (pass_outof_cfg_layout_mode): Likewise.
23234 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
23235 (pass_rebuild_cgraph_edges): Likewise.
23236 (pass_remove_cgraph_callee_edges): Likewise.
23237 * df-core.c (pass_df_initialize_opt): Likewise.
23238 (pass_df_initialize_no_opt): Likewise.
23239 (pass_df_finish): Likewise.
23240 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
23241 * except.c (pass_set_nothrow_function_flags): Likewise.
23242 (pass_convert_to_eh_region_ranges): Likewise.
23243 * final.c (pass_compute_alignments): Likewise.
23244 * function.c (pass_instantiate_virtual_regs): Likewise.
23245 (pass_init_function): Likewise.
23246 (pass_leaf_regs): Likewise.
23247 (pass_match_asm_constraints): Likewise.
23248 * gimple-low.c (pass_lower_cf): Likewise.
23249 (pass_mark_used_blocks): Likewise.
23250 * init-regs.c (pass_initialize_regs): Likewise.
23251 * integrate.c (pass_initial_value_sets): Likewise.
23252 * ira.c (pass_ira): Likewise.
23253 * jump.c (pass_cleanup_barriers): Likewise.
23254 * omp-low.c (pass_expand_omp): Likewise.
23255 (pass_lower_omp): Likewise.
23256 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
23257 * recog.c (pass_split_all_insns): Likewise.
23258 (pass_split_after_reload): Likewise.
23259 (pass_split_before_regstack): Likewise.
23260 (pass_split_before_sched2): Likewise.
23261 (pass_split_for_shorten_branches): Likewise.
23262 * reginfo.c (pass_reginfo_init): Likewise.
23263 (pass_subregs_of_mode_init): Likewise.
23264 (pass_subregs_of_mode_finish): Likewise.
23265 * passes.c (pass_postreload): Likewise.
23266 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
23267 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
23268 (pass_warn_function_return): Likewise.
23269 (pass_warn_function_noreturn): Likewise.
23270 * tree-complex.c (pass_lower_complex): Likewise.
23271 (pass_lower_complex_O0): Likewise.
23272 * tree-if-conv.c (pass_if_conversion): Likewise.
23273 * tree-into-ssa.c (pass_build_ssa): Likewise.
23274 * tree-mudflap.c (pass_mudflap_1): Likewise.
23275 (pass_mudflap_2): Likewise.
23276 * tree-nomudflap.c (pass_mudflap_1): Likewise.
23277 (pass_mudflap_2): Likewise.
23278 * tree-nrv.c (pass_return_slot): Likewise.
23279 * tree-object-size.c (pass_object_sizes): Likewise.
23280 * tree-optimize.c (pass_all_optimizations): Likewise.
23281 (pass_early_local_passes): Likewise.
23282 (pass_all_early_optimizations): Likewise.
23283 (pass_cleanup_cfg): Likewise.
23284 (pass_cleanup_cfg_post_optimizing): Likewise.
23285 (pass_free_datastructures): Likewise.
23286 (pass_free_cfg_annotations): Likewise.
23287 (pass_fixup_cfg): Likewise.
23288 (pass_init_datastructures): Likewise.
23289 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
23290 (pass_late_warn_uninitialized): Likewise.
23291 (pass_update_address_taken): Likewise.
23292 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
23293 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
23294 (pass_cse_sincos): Likewise.
23295 (pass_convert_to_rsqrt): Likewise.
23296 * tree-ssa-structalias.c (pass_build_alias): Likewise.
23297 * tree-stdarg.c (pass_stdarg): Likewise.
23298 * tree-tailcall.c (pass_tail_recursion): Likewise.
23299 (pass_tail_calls): Likewise.
23300 * tree-vect-generic.c (pass_lower_vector): Likewise.
23301 (pass_lower_vector_ssa): Likewise.
23302 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
23304 2009-04-16 Joseph Myers <joseph@codesourcery.com>
23306 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
23308 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
23310 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
23311 logical and signext.
23313 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
23316 * config/sh/predicates.md (arith_operand): Check if the operand
23317 of TRUNCATE is a REG.
23319 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23321 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
23322 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
23324 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23326 * tree-iterator.c (tsi_split_statement_list_after,
23327 tsi_split_statement_list_before): Remove.
23328 * tree-iterator.h: Remove the prototypes for
23329 tsi_split_statement_list_after and tsi_split_statement_list_before.
23331 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23333 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
23334 * tree-ssa-propagate.h: Remove the prototype for
23335 stmt_makes_single_load.
23337 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23339 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
23340 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
23342 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23344 * tree-iterator.c (EXPR_LAST_BODY): Remove.
23346 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23348 * except.c (eh_region_outer_p): Remove.
23349 * except.h: Remove the prototype for eh_region_outer_p.
23351 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23353 * function.c (current_function_assembler_name): Remove.
23354 * function.h: Remove the prototype for
23355 current_function_assembler_name.
23357 2009-04-16 Ian Lance Taylor <iant@google.com>
23359 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
23360 (add_reg_note): Call alloc_reg_note.
23361 * rtl.h (alloc_reg_note): Declare.
23362 * combine.c (try_combine): Use alloc_reg_note.
23363 (recog_for_combine, move_deaths): Likewise.
23364 (distribute_notes): Use alloc_reg_note and add_reg_note.
23365 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
23366 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
23367 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
23369 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
23371 PR rtl-optimization/39762
23372 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
23373 ira_may_move_out_cost): Add comments about way of their usage.
23374 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
23376 * ira-conflicts.c (process_regs_for_copy): Use function
23377 ira_get_register_move_cost instead of global
23378 ira_register_move_cost.
23380 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
23381 color_pass, move_spill_restore, update_curr_costs): Ditto.
23383 * ira-lives.c (process_single_reg_class_operands): Ditto.
23385 * ira-emit.c (emit_move_list): Ditto.
23387 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
23388 (record_reg_classes): Ditto. Use functions
23389 ira_get_register_move_cost and ira_get_may_move_cost instead of
23390 global vars ira_register_move_cost, ira_may_move_out_cost and
23391 ira_may_move_in_cost.
23392 (record_address_regs): Don't call ira_init_register_move_cost.
23393 Use function ira_get_may_move_cost instead of global
23394 ira_may_move_in_cost.
23395 (process_bb_node_for_hard_reg_moves): Use function
23396 ira_get_register_move_cost instead of global ira_register_move_cost.
23397 (ira_costs): Don't call ira_init_register_move_cost.
23399 2009-04-16 Richard Guenther <rguenther@suse.de>
23401 * tree-cfg.c (verify_gimple_assign_binary):
23402 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
23403 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
23404 (create_general_new_stmt): Note that this function is broken.
23406 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23408 * common.opt (fhelp): Add Var(help_flag).
23409 * gcc-plugin.h (plugin_info): Add help.
23410 * plugin.c (plugin_name_args): Add help.
23411 (register_plugin_info): Set plugin->help.
23412 (print_help_one_plugin): New.
23413 (print_plugins_help): New.
23414 * plugin.h (print_plugins_help): New.
23415 * toplev.c (toplev_main): Call print_plugins_help if needed.
23417 2009-04-16 Richard Guenther <rguenther@suse.de>
23419 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
23420 (gimple_ior_addresses_taken_1): New function.
23421 (gimple_ior_addresses_taken): Likewise.
23422 * gimple.h (struct gimple_statement_with_ops_base): Remove
23423 addresses_taken member.
23424 (gimple_ior_addresses_taken): Declare.
23425 (gimple_addresses_taken, gimple_addresses_taken_ptr,
23426 gimple_set_addresses_taken): Remove.
23427 * ipa-reference.c (mark_address): New function.
23428 (scan_stmt_for_static_refs): Use it for marking addresses taken.
23429 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
23430 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
23431 (gimple_add_to_addresses_taken): Remove.
23432 (get_tmr_operands): Call mark_address_taken.
23433 (get_asm_expr_operands): Likewise.
23434 (get_expr_operands): Likewise.
23435 (build_ssa_operands): Do not clear the addresses_taken bitmap.
23436 (free_stmt_operands): Do not free it.
23437 * tree-ssa.c (delete_tree_ssa): Likewise.
23438 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
23440 2009-04-16 Richard Guenther <rguenther@suse.de>
23442 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
23443 (walk_stmt_load_store_ops): Likewise.
23444 * gimple.c (get_base_loadstore): New function.
23445 (walk_stmt_load_store_addr_ops): Likewise.
23446 (walk_stmt_load_store_ops): Likewise.
23447 * ipa-pure-const.c (check_op): Simplify.
23448 (check_load, check_store): New functions.
23449 (check_stmt): Use walk_stmt_load_store_ops.
23450 * ipa-reference.c (mark_load): Adjust signature.
23451 (mark_store): Likewise.
23452 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
23454 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23456 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
23457 (plugin_info): New.
23458 * opts.c (common_handle_option): Don't call print_version.
23459 * plugin.c (plugin_name_args): Add version.
23460 (register_plugin_info): New.
23461 (register_callback): Handle PLUGIN_INFO.
23462 (try_init_one_plugin): New.
23463 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
23465 (finalize_one_plugin): New.
23466 (finalize_plugins): New.
23467 (print_one_plugin): New.
23468 (print_plugins_versions): New.
23469 * plugin.h (print_plugins_versions): New.
23470 (finalize_plugins): New.
23471 * toplev.c (compile_file): Don't call initialize_plugins.
23472 (print_version): Call print_plugins_versions.
23473 (toplev_main): Call initialize_plugins. Print version if needed.
23474 Call finalize_plugins.
23476 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23478 * common.opt (fversion): New.
23479 * gcc.c (print_version): New.
23480 (process_command): Don't print the version. Just set print_version.
23481 (main): Print version. Call subprocesses if print_version and
23482 verbose_flag are set.
23483 * opts.c (common_handle_option): Handle OPT_fversion.
23485 2009-04-16 Richard Guenther <rguenther@suse.de>
23486 Ira Rosen <irar@il.ibm.com>
23488 PR tree-optimization/39698
23489 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
23490 type of the reduction variable. Only generate the def if
23493 * omp-low.c (expand_omp_for_generic): When converting to a pointer
23494 make sure to first convert to an integer of the same precision.
23495 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
23496 the type of the evolution correctly in computing the new
23497 induction variable base.
23499 2009-04-16 Richard Guenther <rguenther@suse.de>
23501 PR middle-end/39625
23502 * tree-cfg.c (make_blocks): Split statements with to-be
23503 abnormal SSA names on the lhs.
23505 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
23507 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
23508 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
23509 * c-typeck.c (really_start_incremental_init): Likewise.
23510 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
23511 (TARGET_INITIALIZER): Remove it.
23512 * target.h (struct target): Remove vector_opaque_p.
23513 * tree.c (build_opaque_vector_type): New.
23514 * tree.h (TYPE_VECTOR_OPAQUE): New.
23515 (build_opaque_vector_type): Declare.
23516 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
23517 * config/rs6000/rs6000.c (build_opaque_vector_type,
23518 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
23519 (rs6000_init_builtins): Use build_opaque_vector_type for
23520 opaque_V4SI_type_node.
23522 2009-04-15 Catherine Moore <clm@codesourcery.com>
23524 * debug.h (set_name): Declare.
23525 * dwarf2out.c (dwarf2out_set_name): Declare.
23526 (dwarf2_debug_hooks): Add set_name.
23527 (find_AT_string): New.
23528 (add_AT_string): Call find_AT_string.
23529 (dwarf2out_set_name): New.
23530 * cp/decl.c (grokdeclarator): Call set_name.
23531 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
23532 * debug.c (do_nothing_debug_hooks): Likewise.
23533 * dbxout.c (dbx_debug_hooks): Likewise.
23534 * sdbout.c (sdb_debug_hooks): Likewise.
23536 2009-04-15 Michael Eager <eager@eagercon.com>
23538 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
23539 reg for single-precision FPU.
23540 * config/rs6000/rs6000.md (movsi_internal1): Only for
23541 !TARGET_SINGLE_FPU.
23542 (movsi_internal1_single): New. Add pattern to move SI values to/from
23543 single-precision FP regs.
23545 2009-04-15 Richard Guenther <rguenther@suse.de>
23547 * omp-low.c (lower_rec_input_clauses): Build correct address
23549 (expand_omp_for_generic): Fix multiplication type.
23550 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
23551 (generate_memset_zero): Fix types.
23552 * tree-profile.c (prepare_instrumented_value): Correctly
23555 2009-04-15 Ian Lance Taylor <iant@google.com>
23557 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
23558 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
23559 for -Wall and for -Wc++-compat.
23560 (c_common_post_options): For C++, set warn_enum_compare if not
23562 * c-tree.h (struct c_expr): Add field original_type.
23563 (build_external_ref): Update declaration.
23564 * c-parser.c (c_parser_braced_init): Set original_type.
23565 (c_parser_initelt): Likewise.
23566 (c_parser_expr_no_commas): Likewise.
23567 (c_parser_conditional_expression): Likewise.
23568 (c_parser_cast_expression): Likewise.
23569 (c_parser_unary_expression): Likewise. Pull setting of
23570 original_code to top of function.
23571 (c_parser_sizeof_expression): Set original_type.
23572 (c_parser_alignof_expression): Likewise.
23573 (c_parser_postfix_expression): Likewise. Pull setting of
23574 original_code to top of function.
23575 (c_parser_postfix_expression_after_paren_type): Set original_type.
23576 (c_parser_postfix_expression_after_primary): Likewise.
23577 (c_parser_expression): Likewise.
23578 * c-typeck.c (build_external_ref): Add type parameter. Change all
23580 (c_expr_sizeof_expr): Set original_type field.
23581 (parser_build_unary_op): Likewise.
23582 (parser_build_binary_op): Likewise. Optionally warn about
23583 comparisons of enums of different types.
23584 (digest_init): Set original_type field.
23585 (really_start_incremental_init): Likewise.
23586 (push_init_level, pop_init_level): Likewise.
23587 * doc/invoke.texi (Warning Options): -Wenum-compare now
23590 2009-04-15 Richard Guenther <rguenther@suse.de>
23592 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
23593 out a necessary conversion.
23594 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
23595 names we didn't value number.
23596 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
23598 2009-04-15 Richard Guenther <rguenther@suse.de>
23600 PR tree-optimization/39764
23601 * tree-ssa-ccp.c (get_value): Canonicalize value with
23602 canonicalize_float_value.
23604 2009-04-15 Jan Hubicka <jh@suse.cz>
23606 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
23607 Wrong version of patch.
23609 2009-04-15 Jan Hubicka <jh@suse.cz>
23611 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
23613 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
23615 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
23616 our distinct integral and vector types.
23618 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
23620 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
23621 * init.c (build_vtbl_address): Remove call to assemble_external.
23623 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
23625 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
23626 output for other floating point modes.
23628 2009-04-14 Diego Novillo <dnovillo@google.com>
23630 * diagnostic.c (diagnostic_report_diagnostic): Do not
23631 warn about loaded plugins for DK_ERROR and DK_WARNING.
23632 * c-decl.c (declspecs_add_type): Move call to
23633 invoke_plugin_callbacks ...
23634 * c-parser.c (c_parser_declspecs): ... here.
23635 * plugin.c (dump_active_plugins): Tidy output.
23637 2009-04-14 Diego Novillo <dnovillo@google.com>
23638 Le-Chun Wu <lcwu@google.com>
23640 * configure.ac: Add --enable-plugin support.
23641 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
23642 * Makefile.in (PLUGIN_H): Define.
23643 Export ENABLE_PLUGIN and GMPINC to site.exp.
23644 Add PLUGINLIBS to link command.
23645 Add/modify dependencies for plugin.o and files including plugin.h.
23647 * config.in: Regenerate.
23649 * opts.c (common_handle_option): Handle OPT_fplugin_ and
23652 2009-04-14 Le-Chun Wu <lcwu@google.com>
23654 * tree-pass.h (register_one_dump_file): Add a prototype for
23655 register_one_dump_file.
23656 * toplev.c (compile_file): Call initialize_plugins.
23657 (do_compile): Call invoke_plugin_callbacks.
23658 (toplev_main): Call invoke_plugin_callbacks.
23659 * common.opt: Add -fplugin= and -fplugin-arg-.
23660 * gcc-plugin.h: New public header file for plugins to include.
23661 * plugin.c: New source file.
23662 * plugin.h: New internal header file.
23663 * passes.c (register_one_dump_file): Make it external.
23665 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
23667 2009-04-14 Diego Novillo <dnovillo@google.com>
23669 * doc/plugins.texi: New.
23670 * doc/gccint.texi: Add reference to Plugins chapter.
23671 * doc/invoke.texi: Document -fplugin and -fplugin-arg
23672 * diagnostic.c (diagnostic_report_diagnostic): Warn about
23673 loaded plugins, if any.
23674 * timevar.def (TV_PLUGIN_INIT): Define.
23675 (TV_PLUGIN_RUN): Define.
23676 * plugin.c: Include timevar.h
23677 (plugins_active_p): New.
23678 (dump_active_plugins): New.
23679 (debug_active_plugins): New.
23681 2009-04-14 Joseph Myers <joseph@codesourcery.com>
23683 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
23685 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
23687 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
23689 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
23690 the same as a minus without a shift.
23692 2009-04-14 Nick Clifton <nickc@redhat.com>
23694 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
23695 comparisons with small integers will always produce a short
23698 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
23701 2008-12-19 Diego Novillo <dnovillo@google.com>
23703 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
23705 2009-04-14 Richard Guenther <rguenther@suse.de>
23707 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
23709 (verify_gimple_assign_binary): Likewise. Handle shifts and
23711 (verify_gimple_phi): Print the mismatched argument position.
23712 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
23714 (vect_update_init_of_dr): Likewise.
23715 * matrix-reorg.c (transform_access_sites): Do what the
23717 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
23719 2009-04-13 Michael Eager <eager@eagercon.com>
23721 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
23722 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
23723 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
23724 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
23725 remove duplicate config
23727 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23729 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
23730 file_name:line_number type locator of the call site.
23732 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
23734 * genautomata.c: Put blank after comma.
23735 (automaton_decls): New.
23736 (struct unit_usage): Add comments to member next.
23737 (store_alt_unit_usage): Keep the list ordered.
23738 (unit_present_on_list_p, equal_alternatives_p): New.
23739 (check_regexp_units_distribution): Check units distribution
23740 correctness correctly.
23741 (main): Don't write automata if error is found. Return correct
23744 * config/m68k/cf.md (cfv4_ds): Remove.
23745 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
23746 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
23748 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
23749 power4-load-ext, power4-store, power4-store-update,
23750 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
23751 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
23752 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
23753 power4-sqrt, power4-isync): Modify reservation to make correct
23754 unit distribution to automata.
23756 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
23757 power5-store-update, power5-two, power5-three, power5-lmul,
23758 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
23760 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
23762 * except.c (pass_set_nothrow_function_flags): Set name and add
23764 (set_nothrow_function_flags): Mention in the dump file when
23765 changing a function to nothrow.
23767 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
23770 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
23771 instead of unsigned long.
23773 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23775 * config/arm/arm.c (return_used_this_function): Remove.
23776 (arm_output_function_prologue): Remove use of
23777 return_used_this_function.
23778 (output_return_instruction): Replace use of
23779 return_used_this_function
23780 by cfun->machine->return_used_this_function.
23781 (arm_output_epilogue): Likewise.
23782 (arm_output_function_epilogue): Likewise.
23783 (thumb_unexpanded_epilogue): Likewise.
23784 * config/arm/arm.h (struct machine_function):
23785 New member return_used_this_function.
23787 2009-04-12 Mark Mitchell <mark@codesourcery.com>
23789 * doc/install.texi: Correct description of default directory for
23790 --with-gxx-include-dir.
23792 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
23794 * fold-const.c (build_range_check): Properly deal with enumeral and
23795 boolean base types.
23797 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
23799 * doc/invoke.texi (max_gcse_passes): Remove documentation.
23800 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
23801 * params.h (MAX_GCSE_PASSES): Remove.
23802 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
23803 in sequence. Remove ability to run multiple passes.
23804 (bypass_jumps): Report run as third CPROP pass.
23806 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
23808 PR middle-end/39651
23809 * except.c (can_throw_external): Look at each insn in a SEQUENCE
23810 when deciding whether the whole SEQUENCE can throw.
23812 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
23815 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
23816 offseted label references.
23818 2009-04-11 Jan Hubicka <jh@suse.cz>
23820 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
23822 2009-04-11 Richard Guenther <rguenther@suse.de>
23824 PR middle-end/39732
23825 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
23826 return variables as TREE_ADDRESSABLE.
23828 2009-04-11 Richard Guenther <rguenther@suse.de>
23830 PR tree-optimization/39713
23831 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
23832 reference trees have SSA_NAME operands.
23834 2009-04-11 Richard Guenther <rguenther@suse.de>
23837 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
23838 address expressions.
23840 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
23842 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
23843 match changes in Cygwin 1.7
23844 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
23845 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
23847 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
23849 PR tree-optimization/39701
23850 * doc/invoke.texi (Optimization Options): Document change in
23851 meaning and initialization of -fdelete-null-pointer-checks.
23853 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
23855 PR middle-end/39701
23856 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
23858 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
23861 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
23863 2009-04-10 Chao-ying Fu <fu@mips.com>
23865 * doc/tm.texi (Instruction Output): Document
23866 TARGET_ASM_FINAL_POSTSCAN_INSN.
23867 * target.h (final_postscan_insn): New field in asm_out.
23868 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
23869 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
23870 * final.c (final_scan_insn): Call
23871 targetm.asm_out.final_postscan_insn after outputting
23872 an asm macro and a normal instruction.
23874 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
23875 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
23876 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
23877 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
23878 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
23880 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
23882 PR middle-end/39701
23883 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
23884 variables as non-NULL even with -fdelete-null-pointer-checks.
23886 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
23888 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
23890 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
23893 * config/i386/i386.c (classify_argument): Handle SCmode with
23894 (bit_offset % 64) != 0.
23896 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
23898 * doc/invoke.texi (Optimize Options): Add cross-reference to
23899 -Q --help=optimizers examples.
23901 2009-04-10 Ben Elliston <bje@au.ibm.com>
23904 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
23905 regalign for the reg == fpr and TDmode case.
23907 2009-04-09 David Ayers <ayers@fsfe.org>
23910 * objc/objc-act.c (warn_with_method): Remove helper function.
23911 (check_duplicates): Call warning and inform directly.
23912 (really_start_method): Likewise.
23914 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23916 * expmed.c (expand_divmod): Always use a comparison for a division
23917 by a large unsigned integer.
23919 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
23920 for things others than variables or functions as nonzero.
23922 2009-04-09 Nick Clifton <nickc@redhat.com>
23924 * unwind-compat.c: Change copyright header to refer to version
23925 3 of the GNU General Public License with version 3.1 of the
23926 GCC Runtime Library Exception and to point readers at the
23927 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
23928 * config/alpha/crtfastmath.c: Likewise.
23929 * config/alpha/linux-unwind.h: Likewise.
23930 * config/alpha/qrnnd.asm: Likewise.
23931 * config/alpha/vms-crt0-64.c: Likewise.
23932 * config/alpha/vms-crt0.c: Likewise.
23933 * config/alpha/vms-dwarf2.asm: Likewise.
23934 * config/alpha/vms-dwarf2eh.asm: Likewise.
23935 * config/alpha/vms-psxcrt0-64.c: Likewise.
23936 * config/alpha/vms-psxcrt0.c: Likewise.
23937 * config/alpha/vms_tramp.asm: Likewise.
23938 * config/arc/initfini.c: Likewise.
23939 * config/arc/lib1funcs.asm: Likewise.
23940 * config/arm/bpabi-v6m.S: Likewise.
23941 * config/arm/bpabi.S: Likewise.
23942 * config/arm/bpabi.c: Likewise.
23943 * config/arm/crti.asm: Likewise.
23944 * config/arm/crtn.asm: Likewise.
23945 * config/arm/ieee754-df.S: Likewise.
23946 * config/arm/ieee754-sf.S: Likewise.
23947 * config/arm/lib1funcs.asm: Likewise.
23948 * config/arm/libunwind.S: Likewise.
23949 * config/arm/linux-atomic.c: Likewise.
23950 * config/arm/mmintrin.h: Likewise.
23951 * config/arm/pr-support.c: Likewise.
23952 * config/arm/unaligned-funcs.c: Likewise.
23953 * config/arm/unwind-arm.c: Likewise.
23954 * config/arm/unwind-arm.h: Likewise.
23955 * config/avr/libgcc.S: Likewise.
23956 * config/bfin/crti.s: Likewise.
23957 * config/bfin/crtlibid.s: Likewise.
23958 * config/bfin/crtn.s: Likewise.
23959 * config/bfin/lib1funcs.asm: Likewise.
23960 * config/bfin/linux-unwind.h: Likewise.
23961 * config/cris/arit.c: Likewise.
23962 * config/cris/cris_abi_symbol.c: Likewise.
23963 * config/darwin-64.c: Likewise.
23964 * config/darwin-crt2.c: Likewise.
23965 * config/darwin-crt3.c: Likewise.
23966 * config/darwin.h: Likewise.
23967 * config/dbxelf.h: Likewise.
23968 * config/dfp-bit.c: Likewise.
23969 * config/dfp-bit.h: Likewise.
23970 * config/elfos.h: Likewise.
23971 * config/fixed-bit.c: Likewise.
23972 * config/fixed-bit.h: Likewise.
23973 * config/fp-bit.c: Likewise.
23974 * config/fp-bit.h: Likewise.
23975 * config/fr30/crti.asm: Likewise.
23976 * config/fr30/crtn.asm: Likewise.
23977 * config/fr30/lib1funcs.asm: Likewise.
23978 * config/freebsd-spec.h: Likewise.
23979 * config/frv/cmovd.c: Likewise.
23980 * config/frv/cmovh.c: Likewise.
23981 * config/frv/cmovw.c: Likewise.
23982 * config/frv/frvbegin.c: Likewise.
23983 * config/frv/frvend.c: Likewise.
23984 * config/frv/lib1funcs.asm: Likewise.
23985 * config/glibc-stdint.h: Likewise.
23986 * config/h8300/clzhi2.c: Likewise.
23987 * config/h8300/crti.asm: Likewise.
23988 * config/h8300/crtn.asm: Likewise.
23989 * config/h8300/ctzhi2.c: Likewise.
23990 * config/h8300/fixunssfsi.c: Likewise.
23991 * config/h8300/lib1funcs.asm: Likewise.
23992 * config/h8300/parityhi2.c: Likewise.
23993 * config/h8300/popcounthi2.c: Likewise.
23994 * config/i386/ammintrin.h: Likewise.
23995 * config/i386/att.h: Likewise.
23996 * config/i386/avxintrin.h: Likewise.
23997 * config/i386/biarch64.h: Likewise.
23998 * config/i386/bmmintrin.h: Likewise.
23999 * config/i386/cpuid.h: Likewise.
24000 * config/i386/cross-stdarg.h: Likewise.
24001 * config/i386/crtfastmath.c: Likewise.
24002 * config/i386/crtprec.c: Likewise.
24003 * config/i386/cygming-crtbegin.c: Likewise.
24004 * config/i386/cygming-crtend.c: Likewise.
24005 * config/i386/cygwin.asm: Likewise.
24006 * config/i386/emmintrin.h: Likewise.
24007 * config/i386/gmm_malloc.h: Likewise.
24008 * config/i386/gthr-win32.c: Likewise.
24009 * config/i386/i386.h: Likewise.
24010 * config/i386/immintrin.h: Likewise.
24011 * config/i386/linux-unwind.h: Likewise.
24012 * config/i386/linux64.h: Likewise.
24013 * config/i386/mm3dnow.h: Likewise.
24014 * config/i386/mmintrin-common.h: Likewise.
24015 * config/i386/mmintrin.h: Likewise.
24016 * config/i386/nmmintrin.h: Likewise.
24017 * config/i386/pmm_malloc.h: Likewise.
24018 * config/i386/pmmintrin.h: Likewise.
24019 * config/i386/smmintrin.h: Likewise.
24020 * config/i386/sol2-c1.asm: Likewise.
24021 * config/i386/sol2-ci.asm: Likewise.
24022 * config/i386/sol2-cn.asm: Likewise.
24023 * config/i386/sol2-gc1.asm: Likewise.
24024 * config/i386/tmmintrin.h: Likewise.
24025 * config/i386/unix.h: Likewise.
24026 * config/i386/w32-unwind.h: Likewise.
24027 * config/i386/wmmintrin.h: Likewise.
24028 * config/i386/x86-64.h: Likewise.
24029 * config/i386/x86intrin.h: Likewise.
24030 * config/i386/xmmintrin.h: Likewise.
24031 * config/ia64/crtbegin.asm: Likewise.
24032 * config/ia64/crtend.asm: Likewise.
24033 * config/ia64/crtfastmath.c: Likewise.
24034 * config/ia64/crti.asm: Likewise.
24035 * config/ia64/crtn.asm: Likewise.
24036 * config/ia64/fde-glibc.c: Likewise.
24037 * config/ia64/lib1funcs.asm: Likewise.
24038 * config/ia64/linux-unwind.h: Likewise.
24039 * config/ia64/quadlib.c: Likewise.
24040 * config/ia64/unwind-ia64.c: Likewise.
24041 * config/linux.h: Likewise.
24042 * config/m32c/m32c-lib1.S: Likewise.
24043 * config/m32c/m32c-lib2-trapv.c: Likewise.
24044 * config/m32c/m32c-lib2.c: Likewise.
24045 * config/m32r/initfini.c: Likewise.
24046 * config/m68hc11/larith.asm: Likewise.
24047 * config/m68hc11/m68hc11-crt0.S: Likewise.
24048 * config/m68k/cf.md: Likewise.
24049 * config/m68k/crti.s: Likewise.
24050 * config/m68k/crtn.s: Likewise.
24051 * config/m68k/lb1sf68.asm: Likewise.
24052 * config/m68k/linux-unwind.h: Likewise.
24053 * config/mcore/crti.asm: Likewise.
24054 * config/mcore/crtn.asm: Likewise.
24055 * config/mcore/lib1.asm: Likewise.
24056 * config/mips/linux-unwind.h: Likewise.
24057 * config/mips/loongson.h: Likewise.
24058 * config/mips/mips16.S: Likewise.
24059 * config/mmix/crti.asm: Likewise.
24060 * config/mmix/crtn.asm: Likewise.
24061 * config/pa/fptr.c: Likewise.
24062 * config/pa/hpux-unwind.h: Likewise.
24063 * config/pa/lib2funcs.asm: Likewise.
24064 * config/pa/linux-atomic.c: Likewise.
24065 * config/pa/linux-unwind.h: Likewise.
24066 * config/pa/milli64.S: Likewise.
24067 * config/pa/quadlib.c: Likewise.
24068 * config/pa/stublib.c: Likewise.
24069 * config/picochip/libgccExtras/adddi3.asm: Likewise.
24070 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
24071 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
24072 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
24073 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
24074 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
24075 * config/picochip/libgccExtras/divmod15.asm: Likewise.
24076 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
24077 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
24078 * config/picochip/libgccExtras/longjmp.asm: Likewise.
24079 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
24080 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
24081 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
24082 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
24083 * config/picochip/libgccExtras/setjmp.asm: Likewise.
24084 * config/picochip/libgccExtras/subdi3.asm: Likewise.
24085 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
24086 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
24087 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
24088 * config/rs6000/750cl.h: Likewise.
24089 * config/rs6000/altivec.h: Likewise.
24090 * config/rs6000/biarch64.h: Likewise.
24091 * config/rs6000/crtresfpr.asm: Likewise.
24092 * config/rs6000/crtresgpr.asm: Likewise.
24093 * config/rs6000/crtresxfpr.asm: Likewise.
24094 * config/rs6000/crtresxgpr.asm: Likewise.
24095 * config/rs6000/crtsavfpr.asm: Likewise.
24096 * config/rs6000/crtsavgpr.asm: Likewise.
24097 * config/rs6000/darwin-asm.h: Likewise.
24098 * config/rs6000/darwin-fallback.c: Likewise.
24099 * config/rs6000/darwin-fpsave.asm: Likewise.
24100 * config/rs6000/darwin-ldouble.c: Likewise.
24101 * config/rs6000/darwin-tramp.asm: Likewise.
24102 * config/rs6000/darwin-unwind.h: Likewise.
24103 * config/rs6000/darwin-vecsave.asm: Likewise.
24104 * config/rs6000/darwin-world.asm: Likewise.
24105 * config/rs6000/e500crtres32gpr.asm: Likewise.
24106 * config/rs6000/e500crtres64gpr.asm: Likewise.
24107 * config/rs6000/e500crtres64gprctr.asm: Likewise.
24108 * config/rs6000/e500crtrest32gpr.asm: Likewise.
24109 * config/rs6000/e500crtrest64gpr.asm: Likewise.
24110 * config/rs6000/e500crtresx32gpr.asm: Likewise.
24111 * config/rs6000/e500crtresx64gpr.asm: Likewise.
24112 * config/rs6000/e500crtsav32gpr.asm: Likewise.
24113 * config/rs6000/e500crtsav64gpr.asm: Likewise.
24114 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
24115 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
24116 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
24117 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
24118 * config/rs6000/eabi-ci.asm: Likewise.
24119 * config/rs6000/eabi-cn.asm: Likewise.
24120 * config/rs6000/eabi.asm: Likewise.
24121 * config/rs6000/linux-unwind.h: Likewise.
24122 * config/rs6000/linux64.h: Likewise.
24123 * config/rs6000/paired.h: Likewise.
24124 * config/rs6000/paired.md: Likewise.
24125 * config/rs6000/ppc64-fp.c: Likewise.
24126 * config/rs6000/ppu_intrinsics.h: Likewise.
24127 * config/rs6000/rs6000.h: Likewise.
24128 * config/rs6000/si2vmx.h: Likewise.
24129 * config/rs6000/sol-ci.asm: Likewise.
24130 * config/rs6000/sol-cn.asm: Likewise.
24131 * config/rs6000/spe.h: Likewise.
24132 * config/rs6000/spu2vmx.h: Likewise.
24133 * config/rs6000/sysv4.h: Likewise.
24134 * config/rs6000/tramp.asm: Likewise.
24135 * config/rs6000/vec_types.h: Likewise.
24136 * config/s390/linux-unwind.h: Likewise.
24137 * config/s390/tpf-unwind.h: Likewise.
24138 * config/score/crti.asm: Likewise.
24139 * config/score/crtn.asm: Likewise.
24140 * config/sh/crt1.asm: Likewise.
24141 * config/sh/crti.asm: Likewise.
24142 * config/sh/crtn.asm: Likewise.
24143 * config/sh/divtab-sh4-300.c: Likewise.
24144 * config/sh/divtab-sh4.c: Likewise.
24145 * config/sh/divtab.c: Likewise.
24146 * config/sh/lib1funcs-4-300.asm: Likewise.
24147 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
24148 * config/sh/lib1funcs.asm: Likewise.
24149 * config/sh/lib1funcs.h: Likewise.
24150 * config/sh/linux-atomic.asm: Likewise.
24151 * config/sh/linux-unwind.h: Likewise.
24152 * config/sh/shmedia.h: Likewise.
24153 * config/sh/sshmedia.h: Likewise.
24154 * config/sh/ushmedia.h: Likewise.
24155 * config/sparc/crtfastmath.c: Likewise.
24156 * config/sparc/linux-unwind.h: Likewise.
24157 * config/sparc/sol2-c1.asm: Likewise.
24158 * config/sparc/sol2-ci.asm: Likewise.
24159 * config/sparc/sol2-cn.asm: Likewise.
24160 * config/spu/divmodti4.c: Likewise.
24161 * config/spu/divv2df3.c: Likewise.
24162 * config/spu/float_disf.c: Likewise.
24163 * config/spu/float_unsdidf.c: Likewise.
24164 * config/spu/float_unsdisf.c: Likewise.
24165 * config/spu/float_unssidf.c: Likewise.
24166 * config/spu/mfc_multi_tag_release.c: Likewise.
24167 * config/spu/mfc_multi_tag_reserve.c: Likewise.
24168 * config/spu/mfc_tag_release.c: Likewise.
24169 * config/spu/mfc_tag_reserve.c: Likewise.
24170 * config/spu/mfc_tag_table.c: Likewise.
24171 * config/spu/multi3.c: Likewise.
24172 * config/spu/spu_internals.h: Likewise.
24173 * config/spu/spu_intrinsics.h: Likewise.
24174 * config/spu/spu_mfcio.h: Likewise.
24175 * config/spu/vec_types.h: Likewise.
24176 * config/spu/vmx2spu.h: Likewise.
24177 * config/stormy16/stormy16-lib2.c: Likewise.
24178 * config/svr4.h: Likewise.
24179 * config/sync.c: Likewise.
24180 * config/v850/lib1funcs.asm: Likewise.
24181 * config/vxlib-tls.c: Likewise.
24182 * config/vxlib.c: Likewise.
24183 * config/vxworks-dummy.h: Likewise.
24184 * config/xtensa/crti.asm: Likewise.
24185 * config/xtensa/crtn.asm: Likewise.
24186 * config/xtensa/ieee754-df.S: Likewise.
24187 * config/xtensa/ieee754-sf.S: Likewise.
24188 * config/xtensa/lib1funcs.asm: Likewise.
24189 * config/xtensa/lib2funcs.S: Likewise.
24190 * config/xtensa/linux-unwind.h: Likewise.
24191 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
24192 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
24193 * coretypes.h: Likewise.
24194 * crtstuff.c: Likewise.
24195 * defaults.h: Likewise.
24196 * dwarf2.h: Likewise.
24197 * emutls.c: Likewise.
24198 * gbl-ctors.h: Likewise.
24199 * gcov-io.h: Likewise.
24200 * ginclude/float.h: Likewise.
24201 * ginclude/iso646.h: Likewise.
24202 * ginclude/stdarg.h: Likewise.
24203 * ginclude/stdbool.h: Likewise.
24204 * ginclude/stddef.h: Likewise.
24205 * ginclude/stdfix.h: Likewise.
24206 * ginclude/stdint-gcc.h: Likewise.
24207 * ginclude/tgmath.h: Likewise.
24208 * gthr-aix.h: Likewise.
24209 * gthr-dce.h: Likewise.
24210 * gthr-gnat.c: Likewise.
24211 * gthr-gnat.h: Likewise.
24212 * gthr-lynx.h: Likewise.
24213 * gthr-mipssde.h: Likewise.
24214 * gthr-nks.h: Likewise.
24215 * gthr-posix.c: Likewise.
24216 * gthr-posix.h: Likewise.
24217 * gthr-posix95.h: Likewise.
24218 * gthr-rtems.h: Likewise.
24219 * gthr-single.h: Likewise.
24220 * gthr-solaris.h: Likewise.
24221 * gthr-tpf.h: Likewise.
24222 * gthr-vxworks.h: Likewise.
24223 * gthr-win32.h: Likewise.
24224 * gthr.h: Likewise.
24225 * libgcc2.c: Likewise.
24226 * libgcc2.h: Likewise.
24227 * libgcov.c: Likewise.
24228 * tsystem.h: Likewise.
24229 * typeclass.h: Likewise.
24230 * unwind-c.c: Likewise.
24231 * unwind-compat.h: Likewise.
24232 * unwind-dw2-fde-compat.c: Likewise.
24233 * unwind-dw2-fde-darwin.c: Likewise.
24234 * unwind-dw2-fde-glibc.c: Likewise.
24235 * unwind-dw2-fde.c: Likewise.
24236 * unwind-dw2-fde.h: Likewise.
24237 * unwind-dw2.c: Likewise.
24238 * unwind-dw2.h: Likewise.
24239 * unwind-generic.h: Likewise.
24240 * unwind-pe.h: Likewise.
24241 * unwind-sjlj.c: Likewise.
24242 * unwind.inc: Likewise.
24243 * config/arm/neon-gen.ml: Change generated copyright header to
24244 refer to version 3 of the GNU General Public License with
24245 version 3.1 of the GCC Runtime Library Exception and to point
24246 readers at the COPYING3 and COPYING3.RUNTIME files and the
24247 FSF's license web page.
24248 * config/arm/arm_neon.h: Regenerate.
24250 2009-04-09 Jakub Jelinek <jakub@redhat.com>
24252 * config/cris/cris.md: Change copyright header to refer to version
24253 3 of the GNU General Public License.
24254 * doc/install.texi2html: Change copyright header to refer to version
24255 3 of the GNU General Public License and to point readers at the
24256 COPYING3 file and the FSF's license web page.
24257 * config/vax/linux.h: Likewise.
24259 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24261 * config/i386/i386.md (cmpcc): New.
24262 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
24263 (sync_compare_and_swap_cc*): Delete.
24265 * config/s390/s390.c (s390_compare_emitted): Remove.
24266 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
24267 s390_compare_emitted used to be handled. Assert that modes match.
24268 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
24269 refer to sync_compare_and_swap_ccsi.
24270 * config/s390/s390.h (s390_compare_emitted): Remove.
24271 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
24272 instead of s390_compare_emitted.
24273 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
24274 instead of s390_compare_emitted.
24275 * config/s390/s390.md (cmpcc): New.
24276 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
24277 CC_REGNUM, do not pretend it's set.
24278 (sync_compare_and_swap_cc*): Delete.
24279 * config/s390/predicates.md (cc_reg_operand): New.
24281 * expr.c (sync_compare_and_swap_cc): Delete.
24282 * optabs.h (sync_compare_and_swap_cc): Delete.
24283 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
24284 is being used with can_compare_p.
24285 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
24286 (find_cc_set): New.
24287 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
24288 look for a MODE_CC set instead. Use emit_store_flag.
24289 (expand_compare_and_swap_loop): Likewise, with some additional
24290 complication to avoid a force_reg when useless. Use
24291 emit_cmp_and_jump_insns.
24292 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
24293 * doc/md.texi (sync_compare_and_swap_cc): Merge with
24294 sync_compare_and_swap documentation.
24296 2009-04-09 Jan Hubicka <jh@suse.cz>
24298 * except.c (find_prev_try): Break out from ....
24299 (duplicate_eh_regions): ... here; properly update prev_try pointers
24300 when duplication part of tree.
24301 (dump_eh_tree): Improve dumping.
24302 (verify_eh_region): New.
24303 (verify_eh_tree): Use it.
24305 2009-04-06 Richard Guenther <rguenther@suse.de>
24307 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
24308 &ARRAY addresses by adjusting their types and prepending
24310 * tree-cfg.c (verify_gimple_assign_single): Verify that
24311 addresses are correct.
24313 2009-04-09 Richard Guenther <rguenther@suse.de>
24315 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
24316 indices into an array reference if possible.
24317 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24318 Fold POINTER_PLUS_EXPR statements with invariant address.
24320 2009-04-09 Alan Modra <amodra@bigpond.net.au>
24323 * config.gcc (powerpc64-*-linux*): Always build biarch.
24325 2009-04-09 Joseph Myers <joseph@codesourcery.com>
24328 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
24329 it and pedwarn if this results in an INTEGER_CST.
24331 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24333 * doc/install.texi: Update minimum GMP version. Remove obsolete
24334 text in MPFR section.
24336 2009-04-08 Jakub Jelinek <jakub@redhat.com>
24338 * dwarf2out.c (class_scope_p): New static inline.
24339 (class_or_namespace_scope_p): Use it.
24340 (gen_variable_die): Use DW_TAG_member tag for static data member
24341 declarations instead of DW_TAG_variable.
24343 PR middle-end/39573
24344 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
24347 2009-04-08 Richard Guenther <rguenther@suse.de>
24349 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
24350 valueize random data.
24352 2009-04-08 David Edelsohn <edelsohn@gnu.org>
24354 * config.gcc (aix tm_file): Add aix-stdint.h.
24355 (aix tm clause use_gcc_stdint): Set to wrap.
24356 * config/rs6000/aix-stdint.h: New file.
24358 2009-04-08 Richard Guenther <rguenther@suse.de>
24360 PR middle-end/36291
24361 * tree-dfa.c (add_referenced_var): Do not recurse into
24362 global initializers.
24363 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
24365 (fold_const_aggregate_ref): Likewise.
24367 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
24369 * recog.c (ordered_comparison_operator): New.
24370 * gensupport.c (std_preds): Add it.
24371 * doc/md.texi (Machine-Independent Predicates): Document it.
24373 2009-04-08 Jan Hubicka <jh@suse.cz>
24375 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
24376 * function.h (rtl_eh): Remove exception_handler_label_map.
24377 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
24378 remove_exception_handler_label, for_each_eh_label_1): Remove.
24379 (rtl_remove_unreachable_regions): Remove.
24380 (convert_from_eh_region_ranges): Do not remove unreachable regions.
24381 (find_exception_handler_labels): Don't build the hashtable.
24382 (maybe_remove_eh_handler): Remove.
24383 (for_each_eh_label): Rewrite to walk the tree.
24384 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
24385 * except.h (maybe_remove_eh_handler): Remove.
24386 * passes.c (init_optimization_passes): Schedule second EH cleanup
24388 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
24389 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
24391 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
24393 * genoutput.c (validate_optab_operands): New.
24394 (gen_insn, gen_expand): Call it.
24396 * genflags.c (gen_insn): Detect misused iterators.
24397 (main): Pass line_no to gen_insn, exit with status 1 on error.
24399 * genextract.c (line_no): Make global.
24400 (VEC_safe_set_locstr): Change assertion to error message.
24401 (main): Exit with status 1 on error.
24403 2009-04-08 Joseph Myers <joseph@codesourcery.com>
24407 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24408 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24409 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
24410 * c-convert.c (convert): Do not call fold on results of conversion
24411 functions when the result is a C_MAYBE_CONST_EXPR.
24412 * c-parser.c (c_parser_postfix_expression): Do not fold condition
24413 of __builtin_choose_expr.
24414 * c-typeck.c (remove_c_maybe_const_expr): New.
24415 (build_unary_op, build_conditional_expr, build_compound_expr,
24416 build_binary_op, c_objc_common_truthvalue_conversion): Call
24417 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
24420 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
24422 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
24423 CODE to produce a new one. Add a prototype to use fold_convert_const
24425 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
24428 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
24429 mix declarations and code.
24431 2009-04-08 Ben Elliston <bje@au.ibm.com>
24433 * gcc.c: Replace `CC' with `GCC' throughout.
24435 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
24437 * doc/invoke.texi: Document Atom support.
24439 2009-04-07 Jason Merrill <jason@redhat.com>
24442 * c-common.h, c-common.c: Add flag_pretty_templates.
24443 * c-opts.c (c_common_handle_option): Set it.
24444 * c.opt: Add -fno-pretty-templates.
24445 * doc/invoke.texi (C++ Dialect Options): Likewise.
24447 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
24449 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
24450 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
24451 (ia64_expand_builtin): Likewise.
24453 2009-04-07 Martin Jambor <mjambor@suse.cz>
24455 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
24456 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
24457 ADDR_EXPRS are include too.
24459 2009-04-07 Richard Guenther <rguenther@suse.de>
24461 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
24462 decls are only used if passes as parameters or if they are
24463 local statics and the call is not to a builtin.
24464 (call_may_clobber_ref_p_1): Likewise.
24466 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24468 * expr.c (do_store_flag): Remove last argument. Simplify code
24469 to avoid duplication of tests already done by can_compare_p.
24470 (expand_expr_real_1): Adjust caller.
24472 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24474 * optabs.c (can_compare_p): Test the predicate of a
24475 cbranch and cstore pattern.
24477 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24479 * expr.c (convert_move): Use emit_store_flag instead of
24482 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24484 * config/i386/i386.c (ix86_compare_emitted): Remove.
24485 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
24486 ix86_compare_op0 like ix86_compare_emitted used to be handled.
24487 * config/i386/i386.h (ix86_compare_emitted): Remove.
24488 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
24489 instead of ix86_compare_emitted.
24490 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
24492 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
24494 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
24495 Add t-sysroot-suffix to tmake_file.
24496 * config/print-sysroot-suffix.sh: New file.
24497 * config/t-sysroot-suffix: New file.
24499 2009-04-07 Ben Elliston <bje@au.ibm.com>
24501 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
24502 as the latter produces a warning when the target does not support
24505 2009-04-07 Ben Elliston <bje@au.ibm.com>
24507 * dfp.c: Replace type punning assignments with memcpy throughout.
24508 * Makefile.in (dfp.o-warn): Remove.
24510 2009-04-07 Alan Modra <amodra@bigpond.net.au>
24513 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
24514 Include soft-fp/t-softfp after rs6000/t-linux64.
24516 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
24518 * stor-layout.c (set_sizetype): Use the full precision of their
24519 machine mode for bitsize types.
24521 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
24523 * config/i386/i386.md: Revert 2 accidental checkins.
24525 2009-04-06 Joey Ye <joey.ye@intel.com>
24526 Xuepeng Guo <xuepeng.guo@intel.com>
24527 H.J. Lu <hongjiu.lu@intel.com>
24529 Atom pipeline model, tuning and insn selection.
24530 * config.gcc (atom): Add atom config options and target.
24532 * config/i386/atom.md: New.
24534 * config/i386/i386.c (atom_cost): New cost.
24535 (m_ATOM): New macro flag.
24536 (initial_ix86_tune_features): Set m_ATOM.
24537 (x86_accumulate_outgoing_args): Likewise.
24538 (x86_arch_always_fancy_math_387): Likewise.
24539 (processor_target): Add Atom cost.
24540 (cpu_names): Add Atom cpu name.
24541 (override_options): Set Atom ISA.
24542 (ix86_issue_rate): New case PROCESSOR_ATOM.
24543 (ix86_adjust_cost): Likewise.
24545 * config/i386/i386.h (TARGET_ATOM): New target macro.
24546 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
24547 (TARGET_OPT_AGU): New target option.
24548 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
24549 (processor_type): Add PROCESSOR_ATOM.
24551 * config/i386/i386.md (cpu): Add new value "atom".
24552 (use_carry, movu): New attr.
24553 (atom.md): Include atom.md.
24554 (adddi3_carry_rex64): Set attr "use_carry".
24555 (addqi3_carry): Likewise.
24556 (addhi3_carry): Likewise.
24557 (addsi3_carry): Likewise.
24558 (*addsi3_carry_zext): Likewise.
24559 (subdi3_carry_rex64): Likewise.
24560 (subqi3_carry): Likewise.
24561 (subhi3_carry): Likewise.
24562 (subsi3_carry): Likewise.
24563 (x86_movdicc_0_m1_rex64): Likewise.
24564 (*x86_movdicc_0_m1_se): Likewise.
24565 (x86_movsicc_0_m1): Likewise.
24566 (*x86_movsicc_0_m1_se): Likewise.
24567 (*adddi_1_rex64): Emit add insn as much as possible.
24568 (*addsi_1): Likewise.
24569 (return_internal): Set atom_unit.
24570 (return_internal_long): Likewise.
24571 (return_pop_internal): Likewise.
24572 (*rcpsf2_sse): Set atom_sse_attr attr.
24573 (*qrt<mode>2_sse): Likewise.
24574 (*prefetch_sse): Likewise.
24576 * config/i386/i386-c.c (ix86_target_macros_internal): New case
24578 (ix86_target_macros_internal): Likewise.
24580 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
24581 (*prefetch_sse_rex): Likewise.
24582 (sse_rcpv4sf2): Likewise.
24583 (sse_vmrcpv4sf2): Likewise.
24584 (sse_sqrtv4sf2): Likewise.
24585 (<sse>_vmsqrt<mode>2): Likewise.
24586 (sse_ldmxcsr): Likewise.
24587 (sse_stmxcsr): Likewise.
24588 (*sse_sfence): Likewise.
24589 (sse2_clflush): Likewise.
24590 (*sse2_mfence): Likewise.
24591 (*sse2_lfence): Likewise.
24592 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
24593 (<sse>_movup<ssemodesuffixf2c>): Likewise.
24594 (avx_movdqu<avxmodesuffix>): Likewise.
24595 (avx_lddqu<avxmodesuffix>): Likewise.
24596 (sse2_movntv2di): Change attr "type" to "ssemov".
24597 (sse2_movntsi): Likewise.
24598 (rsqrtv8sf2): Change attr "type" to "sseadd".
24599 (sse3_addsubv2df3): Set attr "atom_unit".
24600 (sse3_h<plusminus_insn>v4sf3): Likewise.
24601 (*sse2_pmaddwd): Likewise.
24602 (*vec_extractv2di_1_rex64): Likewise.
24603 (*vec_extractv2di_1_avx): Likewise.
24604 (sse2_psadbw): Likewise.
24605 (ssse3_phaddwv8hi3): Likewise.
24606 (ssse3_phaddwv4hi3): Likewise.
24607 (ssse3_phadddv4si3): Likewise.
24608 (ssse3_phadddv2si3): Likewise.
24609 (ssse3_phaddswv8hi3): Likewise.
24610 (ssse3_phaddswv4hi3): Likewise.
24611 (ssse3_phsubwv8hi3): Likewise.
24612 (ssse3_phsubwv4hi3): Likewise.
24613 (ssse3_phsubdv4si3): Likewise.
24614 (ssse3_phsubdv2si3): Likewise.
24615 (ssse3_phsubswv8hi3): Likewise.
24616 (ssse3_phsubswv4hi3): Likewise.
24617 (ssse3_pmaddubsw128): Likewise.
24618 (sse3_pmaddubsw: Likewise.
24619 (ssse3_palignrti): Likewise.
24620 (ssse3_palignrdi): Likewise.
24622 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
24624 * doc/install.texi (Specific): Fix two cross-references to MinGW.
24626 2009-04-06 Richard Guenther <rguenther@suse.de>
24628 PR tree-optimization/28868
24629 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
24630 of which PHI results we inserted.
24631 (insert_into_preds_of_block): Record inserted PHIs.
24632 (eliminate): Eliminate redundant PHI nodes.
24633 (init_pre): Init inserted_phi_names.
24635 2009-04-06 Richard Guenther <rguenther@suse.de>
24637 PR tree-optimization/39643
24638 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
24639 IMAGPART_EXPRs of complex constants.
24640 (execute_fold_all_builtins): If we folded a call queue
24641 TODO_update_address_taken.
24643 2009-04-06 Jan Hubicka <jh@suse.cz>
24645 PR middle-end/39659
24646 * except.c (remove_unreachable_regions): Propagate may_contain_throw
24649 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
24651 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
24653 (ic_invalidate_array): Likewise.
24655 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
24657 * calls.c (emit_library_call_value_1): Fix a problem with parameter
24658 alignment for library calls.
24660 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
24662 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
24663 (mingw32 tm clause use_gcc_stdint): Set to wrap.
24664 * config/i386/mingw-stdint.h: New file.
24666 2009-04-05 Richard Guenther <rguenther@suse.de>
24668 PR tree-optimization/39648
24669 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
24670 our &A vs. &A[0] IL deficiencies.
24672 2009-04-04 Jan Hubicka <jh@suse.cz>
24674 * except.c (sjlj_find_directly_reachable_regions): Be ready for
24675 removed toplevel regions.
24676 (sjlj_mark_call_sites): Likewise.
24678 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
24680 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
24681 (cygwin tm clause use_gcc_stdint): Set to wrap.
24682 * config/i386/cygwin-stdint.h: New file.
24684 2009-04-04 Richard Guenther <rguenther@suse.de>
24686 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
24687 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
24688 single-argument PHIs if we are in loop-closed SSA form.
24689 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
24690 for the pre-condition.
24691 (slpeel_tree_peel_loop_to_edge): Likewise.
24692 (vect_build_loop_niters): Take an optional sequence to append stmts.
24693 (vect_generate_tmps_on_preheader): Likewise.
24694 (vect_do_peeling_for_loop_bound): Take extra guards for the
24696 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
24697 the cost model check.
24698 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
24699 guards if we are going to peel. Do not apply versioning in that case.
24700 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
24701 (vect_do_peeling_for_loop_bound): Likewise.
24702 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
24703 loop bound only record extra pre-conditions, do not apply loop
24706 2009-04-04 Richard Guenther <rguenther@suse.de>
24708 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
24711 2009-04-04 Jan Hubicka <jh@suse.cz>
24713 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
24714 last_basic_block for size of bb->index indexed array.
24715 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
24716 compute_out, link_btr_uses, build_btr_def_use_webs,
24717 build_btr_def_use_webs, migrate_btr_defs): Likewise.
24719 2009-04-04 Jan Hubicka <jh@suse.cz>
24721 * except.c (remove_eh_handler_and_replace): Break out from ...
24722 (remove_eh_handler): ... here.
24723 (bring_to_root): New function.
24724 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
24725 handled ones, bring others to root of tree.
24727 2009-04-04 Jan Hubicka <jh@suse.cz>
24729 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
24730 (all_phis_safe_to_merge): New function.
24731 (update_info): New structure.
24732 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
24733 (cleanup_empty_eh): Update SSA if possible.
24735 2009-04-04 Richard Guenther <rguenther@suse.de>
24737 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
24738 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
24739 (append_vuse): Likewise.
24741 2009-04-04 Jakub Jelinek <jakub@redhat.com>
24743 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
24744 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
24745 instead of REG_UNSAVED for DW_CFA_undefined.
24746 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
24747 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
24750 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
24753 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
24755 2009-04-04 Richard Guenther <rguenther@suse.de>
24757 PR tree-optimization/8781
24758 PR tree-optimization/37892
24759 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
24760 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
24761 (valueize_refs): Call it for *& valueizations.
24762 (shared_reference_ops_from_ref): Rename to ...
24763 (valueize_shared_reference_ops_from_ref): ... this and valueize.
24764 (shared_reference_ops_from_call): Rename to ...
24765 (valueize_shared_reference_ops_from_call): ... this and valueize.
24766 (vn_reference_lookup): Update.
24767 (visit_reference_op_call): Likewise.
24768 * tree-ssa-pre.c (phi_translate_1): Fold *&.
24769 (eliminate): Value-replace the call address in call statements.
24771 2009-04-04 Richard Guenther <rguenther@suse.de>
24773 PR tree-optimization/39636
24774 * tree-ssa-forwprop.c
24775 (forward_propagate_addr_into_variable_array_index): Check for
24776 GIMPLE_ASSIGN before accessing the rhs code.
24778 2009-04-03 Jason Merrill <jason@redhat.com>
24780 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
24782 2009-04-03 Steve Ellcey <sje@cup.hp.com>
24784 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
24785 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
24786 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
24787 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
24788 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
24789 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
24790 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
24791 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
24792 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
24793 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
24794 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
24795 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
24796 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
24797 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
24798 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
24799 Use fr_reg_or_fp01_operand instead of fr_register_operand
24801 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
24802 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
24803 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
24805 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
24807 PR rtl-optimization/39607
24808 PR rtl-optimization/39631
24812 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24813 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24814 instead of DF_LR_OUT.
24815 * ira-lives.c (process_bb_node_lives): Ditto.
24816 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24817 instead of DF_LR_{OUT,IN}.
24818 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24819 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24821 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
24823 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
24824 (execute_lower_omp): Always run but take the short way out if -fopenmp
24826 (gate_lower_omp): Remove, forcing the pass manager to always run the
24827 pass and always set PROP_gimple_lomp.
24828 (pass_lower_omp): Remove gate function.
24829 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
24830 PROP_trees. Instead, require it.
24831 * ipa-cp.c (pass_ipa_cp): Likewise.
24832 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
24833 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
24834 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
24835 and PROP_gimple_leh.
24837 2009-04-03 Richard Guenther <rguenther@suse.de>
24839 PR middle-end/13146
24840 PR tree-optimization/23940
24841 PR tree-optimization/33237
24842 PR middle-end/33974
24843 PR middle-end/34093
24844 PR tree-optimization/36201
24845 PR tree-optimization/36230
24846 PR tree-optimization/38049
24847 PR tree-optimization/38207
24848 PR tree-optimization/38230
24849 PR tree-optimization/38301
24850 PR tree-optimization/38585
24851 PR middle-end/38895
24852 PR tree-optimization/38985
24853 PR tree-optimization/39299
24854 * tree-ssa-structalias.h: Remove.
24855 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
24856 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
24857 (struct vuse_element_d): Remove.
24858 (struct vuse_vec_d): Likewise.
24859 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
24860 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
24861 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
24862 VUSE_ELEMENT_VAR): Likewise.
24863 (struct voptype_d): Likewise.
24864 (NUM_VOP_FREE_BUCKETS): Likewise.
24865 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
24866 (struct stmt_operands_d): Remove.
24867 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
24868 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
24869 VDEF_NUM, VDEF_VECT): Likewise.
24870 (copy_virtual_operands): Remove.
24871 (operand_build_cmp): Likewise.
24872 (create_ssa_artificial_load_stmt): Likewise.
24873 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
24874 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
24875 vuse_index and mayuse_index members. Pack and move done and iter_type
24876 members to the front.
24877 (SSA_OP_VMAYUSE): Remove.
24878 (SSA_OP_VIRTUAL_USES): Adjust.
24879 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
24880 (unlink_stmt_vdef): Declare.
24881 (add_to_addressable_set): Remove.
24882 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
24883 (vrp_visit_stmt): Likewise.
24884 * doc/tree-ssa.texi (Alias analysis): Update.
24885 * doc/invoke.texi (max-aliased-vops): Remove docs.
24886 (avg-aliased-vops): Likewise.
24887 * tree-into-ssa.c (syms_to_rename): Remove.
24888 (need_to_update_vops_p): Likewise.
24889 (need_to_initialize_update_ssa_p): Rename to ...
24890 (update_ssa_initialized_fn): ... this. Track function we are
24892 (symbol_marked_for_renaming): Simplify.
24893 (add_new_name_mapping): Do not set need_to_update_vops_p.
24894 (dump_currdefs): Use SYMS_TO_RENAME.
24895 (rewrite_update_stmt): Always walk all uses/defs.
24896 (dump_update_ssa): Adjust.
24897 (init_update_ssa): Take function argument. Track what we are
24899 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
24900 (create_new_def_for): Initialize for cfun, assert we are initialized
24902 (mark_sym_for_renaming): Simplify.
24903 (mark_set_for_renaming): Do not initialize update-ssa.
24904 (need_ssa_update_p): Simplify. Take function argument.
24905 (name_mappings_registered_p): Assert we ask for the correct function.
24906 (name_registered_for_update_p): Likewise.
24907 (ssa_names_to_replace): Likewise.
24908 (release_ssa_name_after_update_ssa): Likewise.
24909 (update_ssa): Likewise. Use SYMS_TO_RENAME.
24910 (dump_decl_set): Do not print a newline.
24911 (debug_decl_set): Do it here.
24912 (dump_update_ssa): And here.
24913 * tree-ssa-loop-im.c (move_computations): Adjust.
24914 (movement_possibility): Likewise.
24915 (determine_max_movement): Likewise.
24916 (gather_mem_refs_stmt): Likewise.
24917 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
24918 or NAME_MEMORY_TAG.
24919 * tree-complex.c (update_all_vops): Remove.
24920 (expand_complex_move): Adjust.
24921 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
24922 Simplify test for memory referencing statement. Exclude
24923 non-invariant ADDR_EXPRs.
24924 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
24925 * tree-loop-distribution.c (generate_memset_zero): Adjust.
24926 (rdg_flag_uses): Likewise.
24927 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
24929 (tree_optimize_tail_calls_1): Also split the
24930 edge from the entry block if we have degenerate PHI nodes in
24931 the first basic block.
24932 * tree.c (init_ttree): Remove memory-tag related code.
24933 (tree_code_size): Likewise.
24934 (tree_node_structure): Likewise.
24935 (build7_stat): Re-write to be build6_stat.
24936 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
24937 (SSA_VAR_P): Adjust.
24938 (struct tree_memory_tag): Remove.
24939 (struct tree_memory_partition_tag): Likewise.
24940 (union tree_node): Adjust.
24941 (build7): Re-write to be build6.
24942 * tree-pass.h (pass_reset_cc_flags): Remove.
24943 (TODO_update_address_taken): New flag.
24944 (pass_simple_dse): Remove.
24945 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
24946 * params.h (MAX_ALIASED_VOPS): Remove.
24947 (AVG_ALIASED_VOPS): Likewise.
24948 * omp-low.c (expand_omp_taskreg): Update SSA form.
24949 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
24950 aliases the lhs in a copy stmt.
24951 * tree-ssa-dse.c (struct address_walk_data): Remove.
24952 (memory_ssa_name_same): Likewise.
24953 (memory_address_same): Likewise.
24954 (get_kill_of_stmt_lhs): Likewise.
24955 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
24956 unused stores. Look through PHI nodes into post-dominated regions.
24957 (dse_optimize_stmt): Simplify. Properly remove stores.
24958 (tree_ssa_dse): Compute dominators.
24959 (execute_simple_dse): Remove.
24960 (pass_simple_dse): Likewise.
24961 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
24962 gimple_loaded_syms and gimple_stored_syms computation.
24963 * toplev.c (dump_memory_report): Dump alias and pta stats.
24964 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
24965 (vn_reference_eq): Likewise.
24966 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
24967 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
24968 valueize_vuses): Remove.
24969 (get_def_ref_stmt_vuses): Simplify. Rename to ...
24970 (get_def_ref_stmt_vuse): ... this.
24971 (vn_reference_lookup_2): New function.
24972 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
24973 walking equivalent vuses. Simplify.
24974 (vn_reference_lookup): Likewise.
24975 (vn_reference_insert): Likewise.
24976 (vn_reference_insert_pieces): Likewise.
24977 (visit_reference_op_call): Simplify.
24978 (visit_reference_op_load): Likewise.
24979 (visit_reference_op_store): Likewise.
24980 (init_scc_vn): Remove shared_lookup_vuses initialization.
24981 (free_scc_vn): Remove shared_lookup_vuses freeing.
24982 (sort_vuses, sort_vuses_heap): Remove.
24983 (get_ref_from_reference_ops): Export.
24984 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
24985 vector with single vuse pointer.
24986 (vn_reference_lookup_pieces, vn_reference_lookup,
24987 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
24988 (shared_vuses_from_stmt): Remove.
24989 (get_ref_from_reference_ops): Declare.
24990 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
24991 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
24992 memory-tag related code.
24993 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
24994 (likely_value): Add comment, skip static-chain of call statements.
24995 (surely_varying_stmt_p): Adjust.
24996 (gimplify_and_update_call_from_tree): Likewise.
24997 (execute_fold_all_builtins): Do not rebuild alias info.
24998 (gimplify_and_update_call_from_tree): Properly update VOPs.
24999 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
25000 (copy_ref_info): Remove memory-tag related code.
25001 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
25002 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
25003 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
25005 * tree-ssa-dom.c (gimple_p): Remove typedef.
25006 (eliminate_redundant_computations): Adjust.
25007 (record_equivalences_from_stmt): Likewise.
25008 (avail_expr_hash): Likewise.
25009 (avail_expr_eq): Likewise.
25010 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
25011 (stmt_makes_single_load): Likewise.
25012 (stmt_makes_single_store): Likewise.
25013 * tree-ssa-alias.c: Rewrite completely.
25014 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
25015 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
25016 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
25017 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
25018 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
25019 Remove public functions.
25020 (pass_reset_cc_flags): Remove.
25021 (pass_build_alias): Move ...
25022 * tree-ssa-structalias.c (pass_build_alias): ... here.
25023 * tree-ssa-alias.c (may_be_aliased): Move ...
25024 * tree-flow-inline.h (may_be_aliased): ... here.
25025 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
25026 count_uses_and_derefs): Move ...
25027 * gimple.c: ... here.
25028 * gimple.h (count_uses_and_derefs): Declare.
25029 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
25030 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
25031 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
25032 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
25033 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
25034 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
25035 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
25037 * tree-dfa.c (refs_may_alias_p): Move ...
25038 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
25039 * tree-ssa-alias.h: New file.
25040 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
25041 (statement_sink_location): Likewise.
25042 * opts.c (decode_options): Do not adjust max-aliased-vops or
25043 avg-aliased-vops values.
25044 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
25045 (TV_CALL_CLOBBER): Likewise.
25046 (TV_FLOW_SENSITIVE): Likewise.
25047 (TV_FLOW_INSENSITIVE): Likewise.
25048 (TV_MEMORY_PARTITIONING): Likewise.
25049 (TV_ALIAS_STMT_WALK): New timevar.
25050 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
25051 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
25052 (get_address_description): Remove memory-tag related code.
25053 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
25054 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
25055 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
25056 and immediate uses in statements. Document.
25057 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
25058 (dump_symbols): Remove.
25059 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
25060 * alias.c (get_deref_alias_set): New function split out from ...
25061 (get_alias_set): ... here.
25062 * alias.h (get_deref_alias_set): Declare.
25063 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
25064 type parameter. Remove restrict pointer handling. Create a
25065 ref-all pointer in case type-based alias sets do not conflict.
25066 (vect_analyze_data_refs): Remove SMT related code.
25067 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
25068 (vectorizable_load): Likewise.
25069 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
25070 (DR_SYMBOL_TAG, DR_VOPS): Remove.
25071 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
25072 Ignore vops and SMTs.
25073 (dr_analyze_alias): Likewise..
25074 (free_data_ref): Likewise.
25075 (create_data_ref): Likewise.
25076 (analyze_all_data_dependences): Likewise.
25077 (get_references_in_stmt): Adjust.
25078 * tree-flow-inline.h (gimple_aliases_computed_p,
25079 gimple_addressable_vars, gimple_call_clobbered_vars,
25080 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
25081 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
25082 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
25083 gimple_mem_ref_stats): Remove.
25084 (gimple_vop): New function.
25085 (op_iter_next_use): Remove vuses and mayuses cases.
25086 (op_iter_next_def): Remove vdefs case.
25087 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
25088 (clear_and_done_ssa_iter): Do not set removed fields.
25089 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
25090 Assert we are not iterating over vuses or vdefs if not also
25091 iterating over uses or defs.
25092 (op_iter_init_use): Likewise.
25093 (op_iter_init_def): Likewise.
25094 (op_iter_next_vdef): Remove.
25095 (op_iter_next_mustdef): Likewise.
25096 (op_iter_init_vdef): Likewise.
25097 (compare_ssa_operands_equal): Likewise.
25098 (link_use_stmts_after): Handle vuse operand.
25099 (is_call_used): Use is_call_clobbered.
25100 (is_call_clobbered): Global variables are always call clobbered,
25101 query the call-clobbers bitmap.
25102 (mark_call_clobbered): Ignore global variables.
25103 (clear_call_clobbered): Likewise.
25104 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
25105 virtual operands sanity check.
25106 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
25108 (TARGET_MEM_REF): Remove TMR_TAG operand.
25109 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
25110 Remove call-clobber related code.
25111 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
25112 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
25113 partitions or escape reason.
25114 (get_single_def_stmt, get_single_def_stmt_from_phi,
25115 get_single_def_stmt_with_phi): Remove.
25116 (dump_referenced_vars): Tidy.
25117 (get_ref_base_and_extent): Allow bare decls.
25118 (collect_dfa_stats): Adjust.
25119 * graphite.c (rename_variables_in_stmt): Adjust.
25120 (graphite_copy_stmts_from_block): Likewise.
25121 (translate_clast): Likewise.
25122 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
25124 (translate_vuse_through_block): Use the oracle.
25125 (phi_translate_1): Adjust.
25126 (value_dies_in_block_x): Use the oracle. Cache the outcome
25128 (valid_in_sets): Check if the VUSE for
25129 a REFERENCE is available.
25130 (eliminate): Do not remove stmts during elimination,
25131 instead queue and remove them afterwards.
25132 (do_pre): Do not rebuild alias info.
25133 (pass_pre): Run TODO_rebuild_alias before PRE.
25134 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
25135 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
25136 (mark_all_v_defs_stmt): Remove.
25137 (mark_all_v_defs_seq): Adjust.
25138 (sra_replace): Likewise.
25139 (scalarize_use): Likewise.
25140 (scalarize_copy): Likewise.
25141 (scalarize_init): Likewise.
25142 (scalarize_ldst): Likewise.
25143 (todoflags): Remove.
25144 (tree_sra): Do not rebuild alias info.
25145 (tree_sra_early): Adjust.
25146 (pass_sra): Run TODO_update_address_taken before SRA.
25147 * tree-predcom.c (set_alias_info): Remove.
25148 (prepare_initializers_chain): Do not call it.
25149 (mark_virtual_ops_for_renaming): Adjust.
25150 (mark_virtual_ops_for_renaming_list): Remove.
25151 (initialize_root_vars): Adjust.
25152 (initialize_root_vars_lm): Likewise.
25153 (prepare_initializers_chain): Likewise.
25154 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
25155 (may_propagate_copy_into_stmt): Likewise.
25156 (merge_alias_info): Do nothing for now.
25157 (propagate_tree_value_into_stmt): Adjust.
25158 (stmt_may_generate_copy): Likewise.
25159 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
25160 not mark symbols for renaming.
25161 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
25162 with the same statement, make sure to update the new pointed-to one.
25163 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
25164 call statements, do not mark symbols for renaming.
25165 (mark_operand_necessary): Dump something.
25166 (ref_may_be_aliased): New function.
25167 (mark_aliased_reaching_defs_necessary_1): New helper function.
25168 (mark_aliased_reaching_defs_necessary): Likewise.
25169 (mark_all_reaching_defs_necessary_1): Likewise.
25170 (mark_all_reaching_defs_necessary): Likewise.
25171 (propagate_necessity): Do not process virtual PHIs. For
25172 non-aliased loads mark all reaching definitions as necessary.
25173 For aliased loads and stores mark the immediate dominating
25174 aliased clobbers as necessary.
25175 (visited): New global static.
25176 (perform_tree_ssa_dce): Free visited bitmap after propagating
25178 (remove_dead_phis): Perform simple dead virtual PHI removal.
25179 (remove_dead_stmt): Properly unlink virtual operands when
25181 (eliminate_unnecessary_stmts): Schedule PHI removal after
25183 * tree-ssa-ter.c (is_replaceable_p): Adjust.
25184 (process_replaceable): Likewise.
25185 (find_replaceable_in_bb): Likewise.
25186 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
25187 based on the single gimple vop.
25188 (verify_flow_insensitive_alias_info): Remove.
25189 (verify_flow_sensitive_alias_info): Likewise.
25190 (verify_call_clobbering): Likewise.
25191 (verify_memory_partitions): Likewise.
25192 (verify_alias_info): Likewise.
25193 (verify_ssa): Adjust..
25194 (execute_update_addresses_taken): Export. Update SSA
25195 manually. Optimize only when optimizing. Use a local bitmap.
25196 (pass_update_address_taken): Remove TODO_update_ssa, add
25198 (pass_update_address_taken): Just use TODO_update_address_taken.
25199 (init_tree_ssa): Do not initialize addressable_vars.
25200 (verify_ssa): Verify new VUSE / VDEF properties.
25201 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
25202 Do not call verify_alias_info.
25203 (delete_tree_ssa): Clear the VUSE, VDEF operands.
25204 Do not free the loaded and stored syms bitmaps. Reset the escaped
25205 and callused solutions. Do not free addressable_vars.
25206 Remove memory-tag related code.
25207 (warn_uninitialized_var): Aliases are always available.
25208 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
25209 * lambda-code.c (can_put_in_inner_loop): Adjust.
25210 (can_put_after_inner_loop): Likewise.
25211 (perfect_nestify): Likewise.
25212 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
25213 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
25214 (vectorizable_conversion): Do not mark symbols for renaming.
25215 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
25216 (expand_call_inline): Unlink the calls virtual operands before
25218 (tree_function_versioning): Do not call update_ssa if we are not
25219 updating clones. Simplify.
25220 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
25221 (propagate_with_phi): Likewise..
25222 * tree-outof-ssa.c (create_temp): Remove memory tag and call
25223 clobber code. Assert we are not aliased or global.
25224 * tree-flow.h: Include tree-ssa-alias.h
25225 (enum escape_type): Remove.
25226 (struct mem_sym_stats_d): Likewise.
25227 (struct mem_ref_stats_d): Likewise.
25228 (struct gimple_df): Add vop member. Remove global_var,
25229 call_clobbered_vars, call_used_vars, addressable_vars,
25230 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
25231 escaped and callused members.
25232 (struct ptr_info_def): Remove all members, add points-to solution
25234 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
25235 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
25236 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
25237 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
25238 (tree-ssa-alias.o): Likewise.
25239 (toplev.o): Add tree-ssa-alias.h
25240 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
25241 * gimple.c (gimple_set_bb): Fix off-by-one error.
25242 (is_gimple_reg): Do not handle memory tags.
25243 (gimple_copy): Also copy virtual operands.
25244 Delay updating the statement. Do not reset loaded and stored syms.
25245 (gimple_set_stored_syms): Remove.
25246 (gimple_set_loaded_syms): Likewise.
25247 (gimple_call_copy_skip_args): Copy the virtual operands
25248 and mark the new statement modified.
25249 * tree-ssa-structalias.c (may_alias_p): Remove.
25250 (set_uids_in_ptset): Take the alias set to prune with as
25251 parameter. Fold in the alias test of may_alias_p.
25252 (compute_points_to_sets): Compute whether a ptr is dereferenced
25253 in a local sbitmap.
25254 (process_constraint): Deal with &ANYTHING on the lhs, reject all
25255 other ADDRESSOF constraints on the lhs.
25256 (get_constraint_for_component_ref): Assert that we don't get
25257 ADDRESSOF constraints from the base of the reference.
25258 Properly generate UNKNOWN_OFFSET for DEREF if needed.
25259 (struct variable_info): Remove collapsed_to member.
25260 (get_varinfo_fc): Remove.
25261 (new_var_info): Do not set collapsed_to.
25262 (dump_constraint): Do not follow cycles.
25263 (dump_constraint_graph): Likewise.
25264 (build_pred_graph): Likewise.
25265 (build_succ_graph): Likewise.
25266 (rewrite_constraints): Likewise.
25267 (do_simple_structure_copy): Remove.
25268 (do_rhs_deref_structure_copy): Remove.
25269 (do_lhs_deref_structure_copy): Remove.
25270 (collapse_rest_of_var): Remove.
25271 (do_structure_copy): Re-implement.
25272 (pta_stats): New global variable.
25273 (dump_pta_stats): New function.
25274 (struct constraint_expr): Make offset signed.
25275 (UNKNOWN_OFFSET): Define special value.
25276 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
25277 (solution_set_expand): New helper function split out from ...
25278 (do_sd_constraint): ... here.
25279 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
25280 (do_ds_constraint): Likewise.
25281 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
25282 and CALLUSED = *CALLUSED.
25283 (set_union_with_increment): Make inc argument signed.
25284 (type_safe): Remove.
25285 (get_constraint_for_ptr_offset): Handle unknown and negative
25287 (first_vi_for_offset): Handle offsets before start. Bail
25288 out early for offsets beyond the variable extent.
25289 (first_or_preceding_vi_for_offset): New function.
25290 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
25291 Together with ESCAPED = *ESCAPED this properly computes reachability.
25292 (find_what_var_points_to): New function.
25293 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
25294 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
25295 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
25296 pt_solutions_intersect): New functions.
25297 (compute_call_used_vars): Remove.
25298 (compute_may_aliases): New main entry into PTA computation.
25299 * gimple.h (gimple_p): New typedef.
25300 (struct gimple_statement_base): Remove references_memory_p.
25301 (struct gimple_statement_with_memory_ops_base): Remove
25302 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
25304 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
25305 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
25306 gimple_set_references_memory): Remove.
25307 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
25308 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
25310 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
25311 (verify_expr): Allow RESULT_DECL.
25312 (gimple_duplicate_bb): Do not copy virtual operands.
25313 (gimple_duplicate_sese_region): Adjust.
25314 (gimple_duplicate_sese_tail): Likewise.
25315 (mark_virtual_ops_in_region): Remove.
25316 (move_sese_region_to_fn): Do not call it.
25317 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
25318 and pass_simple_dse.
25319 (execute_function_todo): Handle TODO_update_address_taken,
25320 call execute_update_addresses_taken for TODO_rebuild_alias.
25321 (execute_todo): Adjust.
25322 (execute_one_pass): Init dump files early.
25323 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
25325 (create_general_new_stmt): Clear vops.
25326 * tree-ssa-reassoc.c (get_rank): Adjust.
25327 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
25328 symbols for renaming.
25329 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
25330 (PARAM_AVG_ALIASED_VOPS): Likewise.
25331 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
25332 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
25333 * tree-ssa-operands.c: Simplify for new virtual operand representation.
25334 (operand_build_cmp, copy_virtual_operands,
25335 create_ssa_artificial_load_stmt, add_to_addressable_set,
25336 gimple_add_to_addresses_taken): Remove public functions.
25337 (unlink_stmt_vdef): New function.
25339 2009-04-03 Alan Modra <amodra@bigpond.net.au>
25341 * config.gcc (powerpc-*-linux*): Merge variants.
25343 2009-04-02 Chao-ying Fu <fu@mips.com>
25344 James Grosbach <james.grosbach@microchip.com>
25346 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
25347 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
25349 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
25350 keep_interrupts_masked_p, use_debug_exception_return_p.
25351 (mips_attribute_table): Add interrupt, use_shadow_register_set,
25352 keep_interrupts_masked, use_debug_exception_return.
25353 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
25354 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
25356 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
25357 (mips_print_operand): Process COP0 registers to print $0 .. $31
25358 correctly for GAS to process.
25359 (mips_interrupt_extra_call_saved_reg_p): New function.
25360 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
25362 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
25363 (mips_compute_frame_info): Add supports for interrupt context that
25364 includes doubleword accumulators and COP0 registers.
25365 (mips_for_each_saved_acc): New function.
25366 (mips_for_each_saved_gpr_and_fpr): Change the function name from
25367 mips_for_each_saved_reg.
25368 (mips_save_reg): Save accumulators.
25369 (mips_kernel_reg_p): A new for_each_rtx callback.
25370 (mips_expand_prologue): Support interrupt handlers.
25371 (mips_restore_reg): Restore accumulators.
25372 (mips_expand_epilogue): Support interrupt handlers.
25373 (mips_can_use_return_insn): Return false for interrupt handlers.
25374 (mips_epilogue_uses): New function.
25375 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
25376 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
25377 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
25378 cop0_move): New instructions.
25379 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
25380 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
25382 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
25384 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
25385 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
25386 interrupt handlers, we use K0 as the temporary register.
25387 (EPILOGUE_USES): Change to a function call.
25388 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
25389 handlers, we use K0 as the temporary register.
25391 * doc/extend.texi (Function Attributes): Document interrupt,
25392 use_shadow_register_set, keep_interrupts_masked,
25393 use_debug_exception_return for MIPS attributes.
25395 2009-04-03 Alan Modra <amodra@bigpond.net.au>
25397 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
25398 Remove a number of t-files from tmake_file.
25399 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
25400 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
25401 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
25402 target_prototype, not TARGET_PROTOTYPE.
25403 (LINK_OS_GNU_SPEC): Define.
25404 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
25405 and darwin-ldoubdle.c.
25407 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
25410 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
25411 (cpp_options): Ditto.
25412 (default_compilers): Ditto.
25413 (display_help): Ditto.
25414 (process_command): Ditto.
25415 (do_spec_1): Ditto.
25416 (set_input): Use lbasename instead of duplicate code.
25417 (save_temps_prefix): New static for -save-temps=obj.
25418 (save_temps_length): Ditto.
25420 * doc/invoke.texi (-save-temps=obj): Document new variant to
25421 -save-temps switch.
25423 2009-04-02 Jeff Law <law@redhat.com>
25425 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
25428 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
25430 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
25431 * configure: Regenerated.
25433 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25435 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
25436 share the argument list.
25438 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25442 2009-02-12 Diego Novillo <dnovillo@google.com>
25444 * varpool.c (debug_varpool): New.
25445 * cgraph.h (debug_varpool): Declare.
25447 2009-04-02 Jan Hubicka <jh@suse.cz>
25449 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
25452 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
25454 * config/i386/i386.c (ix86_abi): Move initialization to ...
25455 (override_options): Here.
25457 2009-04-02 Christian Bruel <christian.bruel@st.com>
25459 * config/sh/sh.c (sh_dwarf_register_span): New function.
25460 (TARGET_DWARF_REGISTER_SPAN): Define.
25461 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
25463 2009-04-02 Ira Rosen <irar@il.ibm.com>
25465 PR tree-optimization/39595
25466 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
25467 interleaved loads group is not greater than the SLP group size.
25469 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25471 * builtins.c (is_builtin_name): New.
25472 (called_as_built_in): Use is_builtin_name.
25473 * tree.h (is_builtin_name): New.
25474 * varasm.c (incorporeal_function_p): Use is_builtin_name
25476 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
25478 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
25480 2009-04-02 Dodji Seketeli <dodji@redhat.com>
25483 * c-decl.c (clone_underlying_type): Move this ...
25484 * c-common.c (set_underlying_type): ... here.
25485 Also, make sure the function properly sets TYPE_STUB_DECL() on
25486 the newly created typedef variant type.
25487 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
25488 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
25491 2009-04-02 Richard Guenther <rguenther@suse.de>
25493 PR tree-optimization/37221
25494 * tree-flow.h (degenerate_phi_result): Declare.
25495 * tree-ssa-dom.c (degenerate_phi_result): Export.
25496 * tree-scalar-evolution.c (analyze_initial_condition): If
25497 the initial condition is defined by a degenerate PHI node
25498 use the degenerate value.
25500 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
25502 PR rtl-optimization/39588
25503 * combine.c (merge_outer_ops): Do not set the constant when this
25505 (simplify_shift_const_1): Do not modify it either in this case.
25507 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
25509 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
25510 tuning is deprecated if -mtune value is set to an Itanium1 variant.
25512 2009-04-01 Janis Johnson <janis187@us.ibm.com>
25515 * c-lex.c (interpret_float): Default (no suffix) is double.
25517 2009-04-1 Xinliang David Li <davidxl@google.com>
25519 * config/i386/i386.c (legitimate_constant_p): Recognize
25520 all one vector constant.
25522 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25524 * config/vax/vax.c: Add #includes to silence warnings.
25525 Change #include order to silence two warnings.
25527 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25529 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
25530 (ASM_SPEC): Pass -k to the assembler for PIC code.
25532 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25534 * config.gcc: Add vax-*-linux* to the switch.
25535 * config/vax/linux.h: New file. (TARGET_VERSION,
25536 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
25538 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25540 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
25541 Use predicate macros instead of GET_CODE() == foo.
25542 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
25543 ashlsi3, rotrsi3, <unnamed>): Likewise.
25545 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25547 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
25548 jbbccihi, jbbccisi): Remova trailing whitespace.
25549 * config/vax/constraints.md: Likewise.
25550 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25551 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
25552 * config/vax/predicates.md: Likewise.
25553 * config/vax/vax.c (print_operand_address, vax_output_int_move,
25554 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
25555 * config/vax/vax.h: Likewise.
25556 * config/vax/vax.md (nonlocal_goto): Likewise.
25558 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25560 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
25561 (indirectable_address_p, adjacent_operands_p): Add spaces around
25563 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
25565 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25567 * config/vax/vax.c (legitimate_constant_address_p,
25568 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
25569 index_term_p, reg_plus_index_p, legitimate_address_p,
25570 vax_mode_dependent_address_p): Update comments to match functions
25571 modified by the recent int->bool conversion.
25573 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25575 * config/vax/builtins.md: Update copyright message.
25576 * config/vax/constraints.md: Likewise.
25577 * config/vax/netbsd-elf.h: Likewise.
25578 * config/vax/predicates.md: Likewise.
25579 * config/vax/vax-protos.h: Likewise.
25580 * config/vax/vax.c: Likewise.
25581 * config/vax/vax.h: Likewise.
25582 * config/vax/vax.md: Likewise.
25583 * config/vax/vax.opt: Likewise.
25585 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25587 * config/vax/builtins.md (ffssi2, ffssi2_internal,
25588 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
25589 * config/vax/constraints.md (B, R): Likewise.
25590 * config/vax/predicates.md (external_memory_operand,
25591 nonimmediate_addsub_di_operand): Likewise.
25592 * config/vax/vax.c (vax_output_int_add): Likewise.
25593 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
25594 untyped_call): Likewise.
25596 2009-04-01 Matt Thomas <matt@3am-software.com>
25598 * config/vax/predicates.md: New file.
25599 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
25600 external_const_operand, nonsymbolic_operand, external_memory_operand,
25601 indirect_memory_operand, indexed_memory_operand,
25602 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
25603 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
25605 * config/vax/constraints.md: New file.
25606 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
25608 * config/vax/builtins.md: New file.
25609 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
25610 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
25612 * config/vax/vax.opt (mqmath): Add option.
25613 * config/vax/vax.md (isfx): Extend with DI.
25614 (VAXintQH, VAXintQHSD): Define.
25615 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
25616 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
25617 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
25618 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
25619 (movdi): Update constraints and use vax_output_int_move().
25620 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
25621 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
25622 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
25623 nonlocal_goto): New.
25624 (mov<mode>): Extend accepted operand types.
25625 (subdi3_old): Rename from subdi3, change update constraints and use
25626 a new implementation.
25627 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
25628 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
25629 MOVE_RATIO, CLEAR_RATIO): Define.
25630 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
25631 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
25632 (PRINT_OPERAND): Redefine using a function instead of inlined code.
25633 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
25634 (split_quadword_operands): Make static and really allow variable
25636 (print_operand_address): Update for PIC generation.
25637 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
25638 indexable_address_p, fixup_mathdi_operand,
25639 vax_expand_addsub_di_operands, adjacent_operands_p): New.
25640 (vax_float_literal, legitimate_constant_p,
25641 indirectable_constant_address_p, index_term_p,
25642 reg_plus_index_p): Return bool instead of int.
25643 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
25645 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
25647 (vax_output_conditional_branch): Indent.
25648 (legitimate_constant_address_p, indirectable_constant_address_p,
25649 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
25650 vax_mode_dependent_address_p): Return bool instead of int, update for
25652 * config/vax/vax-protos.h (legitimate_constant_address_p,
25653 legitimate_constant_p, legitimate_address_p,
25654 vax_mode_dependent_address_p): Change declaration to bool.
25655 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
25656 vax_expand_addsub_di_operands, vax_output_int_subtract,
25657 vax_output_movmemsi): Declare.
25658 (split_quadword_operands, vax_float_literal): Delete declaration.
25659 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
25660 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
25661 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
25662 ASM_OUTPUT_DWARF_PCREL): Define.
25663 (ASM_SPEC): Change definition to allow PIC generation.
25665 2009-04-01 Steve Ellcey <sje@cup.hp.com>
25667 * doc/sourcebuild.texi: Update front-end requirements.
25669 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25672 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
25673 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
25674 (booldi3_internal3): Use boolean_or_operator instead of
25677 2009-04-01 Joseph Myers <joseph@codesourcery.com>
25680 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
25681 declarator whose size is not an integer constant expression but
25682 folds to an integer constant, then treat it as a constant
25685 2009-04-01 Richard Guenther <rguenther@suse.de>
25687 * fold-const.c (fold_plusminus_mult_expr): Do not fold
25688 i * 4 + 2 to (i * 2 + 1) * 2.
25690 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25693 * c-parser.c (c_parser_asm_statement): Skip until close paren and
25694 return if c_parser_asm_string_literal returned NULL.
25696 2009-04-01 Nick Clifton <nickc@redhat.com>
25698 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
25700 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
25701 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
25702 other typedefs to avoid conflicts with libgcc2.c. Define labels
25703 to gain 16-bit bit-manipulation functions from libgcc2.c and then
25705 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
25706 to gain 16-bit trapping arithmetic functions from libgcc2.c and
25709 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
25711 * varasm.c (default_function_rodata_section): Declare DOT as
25714 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
25715 Andrey Galkin <agalkin@hypercom.com>
25718 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
25719 Make object_name unique for each process.
25721 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25724 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
25725 addressable variables in the parallel that could go out of scope while
25726 running queued tasks.
25728 2009-04-01 Anatoly Sokolov <aesok@post.ru>
25730 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
25731 (CASE_VALUES_THRESHOLD): Redefine.
25732 * config/avr/avr.c (avr_override_options): Remove initialization of
25733 avr_case_values_threshold variable.
25734 (avr_case_values_threshold): Remove variable. Add new function.
25735 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
25736 * config/avr/avr.opt (mno-tablejump): Remove option.
25737 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
25739 2009-04-01 DJ Delorie <dj@redhat.com>
25741 * varasm.c (default_function_rodata_section): Don't assume
25742 anything about where the first '.' in the section name is.
25744 2009-04-01 Alan Modra <amodra@bigpond.net.au>
25746 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
25747 rs6000_emit_stack_tie.
25749 2009-03-31 Ian Lance Taylor <iant@google.com>
25751 * tree-eh.c (tree_remove_unreachable_handlers): Compare
25752 gimple_code with GIMPLE_RESX, not RESX.
25754 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25756 * c-common.c (c_get_ident): New.
25757 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
25759 2009-04-01 Ben Elliston <bje@au.ibm.com>
25761 * config/rs6000/sysv4.opt (msdata): Improve option description.
25763 2009-03-31 Steve Ellcey <sje@cup.hp.com>
25765 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
25766 (divdf3_internal_lat): Remove.
25767 (divxf3_internal_lat): Remove.
25768 (divxf3_internal_thr): Remove.
25769 (divxf): Use divxf3_internal.
25770 * config/ia64/div.md (divsf3_internal_lat): New.
25771 (divdf3_internal_lat): New.
25772 (divxf3_internal): New.
25774 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25777 * Makefile.in (USE_GCC_STDINT): Define.
25778 (stmp-int-hdrs): Install stdint.h if applicable.
25779 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
25781 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
25782 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
25783 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
25784 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
25785 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
25786 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
25787 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
25788 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
25789 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
25790 (c_common_nodes_and_builtins): Initialize
25791 underlying_wchar_type_node. Do not initialize
25792 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
25793 nodes for new types.
25794 (c_stddef_cpp_builtins): Define macros for new types.
25795 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
25797 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
25798 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
25799 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
25800 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
25801 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
25802 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
25803 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
25804 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
25805 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
25806 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
25807 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
25808 int16_type_node, int32_type_node, int64_type_node,
25809 uint8_type_node, uint16_type_node, c_uint32_type_node,
25810 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
25811 int_least32_type_node, int_least64_type_node,
25812 uint_least8_type_node, uint_least16_type_node,
25813 uint_least32_type_node, uint_least64_type_node,
25814 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
25815 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
25816 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
25817 uintptr_type_node): Define.
25818 * c-cppbuiltin.c (builtin_define_constants,
25819 builtin_define_type_minmax): New.
25820 (builtin_define_stdint_macros): Define more macros.
25821 (c_cpp_builtins): Define more limit macros.
25822 (type_suffix): New.
25823 (builtin_define_type_max): Define in terms of
25824 builtin_define_type_minmax. Remove is_long parameter. All
25826 * config.gcc (use_gcc_stdint): Define.
25827 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
25828 Add newlib-stdint.h for generic targets.
25829 * config/glibc-stdint.h, config/newlib-stdint.h,
25830 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
25831 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
25832 * config/score/score.h (UINTPTR_TYPE): Define.
25833 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
25834 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
25835 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
25836 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
25837 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
25838 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
25839 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
25840 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
25841 * config/spu/spu.h (STDINT_LONG32): Define.
25842 * configure.ac (use_gcc_stdint): Substitute.
25843 * configure: Regenerate.
25844 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
25845 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
25846 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
25847 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
25848 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
25849 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
25850 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
25851 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
25852 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
25853 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
25854 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
25855 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
25856 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
25857 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
25858 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
25859 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
25860 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
25861 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
25862 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
25863 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
25864 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
25865 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
25866 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
25867 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
25868 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
25869 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
25870 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
25871 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
25872 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
25874 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
25876 * loop-iv.c (suitable_set_for_replacement): Renamed from
25877 simplify_using_assignment; changed to return bool and to accept new
25878 args DEST and SRC. Return true iff we find a source/destination pair
25879 that can be used to make a replacement, and fill SRC and DEST if so.
25880 Remove arg ALTERED. Don't deal with altered regs here. All callers
25882 (simplify_using_initial_values): Deal with altered regs here and track
25883 more precisely the effect they have on the validity of our expression.
25885 * loop-iv.c (simplify_using_condition): A condition of the form
25886 (EQ REG CONST) can be used to simply make a substitution.
25887 (simplify_using_initial_values): Keep track of conditions we have seen
25888 and keep using them to simplify new expressions, while applying the
25889 same substitutions to them as to the expression.
25891 * simplify-rtx.c (simplify_relational_operation_1): Simplify
25892 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
25895 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
25896 changed. Use this when trying to improve the upper bound.
25897 Generate the comparison by using simplify_gen_relational.
25899 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
25901 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
25903 (simplify_using_assignment, simplify_using_initial_values): Call
25904 replace_in_expr to make replacements. Call replace_single_def_regs
25905 once on the initial version of the expression.
25907 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25910 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
25912 2009-03-31 Richard Guenther <rguenther@suse.de>
25914 PR middle-end/31029
25915 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
25916 equality comparisons. Fold C - X CMP X if C % 2 == 1.
25918 2009-03-31 Richard Guenther <rguenther@suse.de>
25920 * tree.h (div_if_zero_remainder): Declare.
25921 * fold-const.c (div_if_zero_remainder): Export.
25922 * tree-ssa-forwprop.c
25923 (forward_propagate_addr_into_variable_array_index): Handle
25924 constant array index addition outside of the variable index.
25926 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25929 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
25930 define_splits, floatunssi<mode>2): Require x87 conversions from
25931 DImode to be permitted.
25933 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25935 PR preprocessor/15638
25936 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
25938 2009-03-31 Richard Guenther <rguenther@suse.de>
25940 PR middle-end/23401
25941 PR middle-end/27810
25942 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
25943 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
25944 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
25945 a separate statement.
25946 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
25947 (lookup_tmp_var): Likewise.
25948 (is_gimple_formal_tmp_or_call_rhs): Remove.
25949 (is_gimple_reg_or_call_rhs): Rename to ...
25950 (is_gimple_reg_rhs_or_call): ... this.
25951 (is_gimple_mem_or_call_rhs): Rename to ...
25952 (is_gimple_mem_rhs_or_call): ... this.
25953 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
25954 DECL_GIMPLE_REG_P only if is_formal is true.
25955 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
25956 for non-proper post-modify expression gimplification.
25957 (gimplify_self_mod_expr): For post-modify expressions gimplify
25958 the lvalue to a minimal lvalue.
25959 (rhs_predicate_for): Remove formal temp case.
25960 (gimplify_modify_expr_rhs): Likewise.
25961 (gimplify_addr_expr): Use is_gimple_reg.
25962 (gimplify_expr): Remove formal temp cases.
25963 (gimple_regimplify_operands): Likewise.
25964 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
25965 and FILTER_EXPR like constants.
25966 * gimple.c (walk_gimple_op): Fix val_only initialization, use
25968 (is_gimple_formal_tmp_rhs): Remove.
25969 (is_gimple_reg_rhs): Remove special casing.
25970 (is_gimple_mem_rhs): Fix.
25971 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
25972 (is_gimple_formal_tmp_var): Remove.
25973 (is_gimple_formal_tmp_reg): Likewise.
25974 (is_gimple_min_lval): Allow invariant component ref parts.
25975 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
25976 is_gimple_formal_tmp_reg): Remove declarations.
25977 * tree-cfg.c (verify_expr): Verify that variables with address
25978 taken do not have DECL_GIMPLE_REG_P set.
25979 * tree-mudflap.c (mf_build_check_statement_for): Use
25980 force_gimple_operand instead of gimplify_expr.
25982 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
25984 * modulo-sched.c (sms_schedule_by_order): Pass the actual
25985 schedulable rows to compute_split_row.
25987 2009-03-31 Ben Elliston <bje@au.ibm.com>
25990 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
25993 2009-03-31 Alan Modra <amodra@bigpond.net.au>
25995 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
25996 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
25997 * configure: Regenerate.
25998 * config.in: Regenerate.
25999 * config/rs6000/rs6000.opt (mtls-markers): Add.
26000 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
26001 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
26002 (tls_ld_aix, tls_ld_sysv): Likewise.
26003 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
26004 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
26006 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26008 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
26010 2009-03-30 Jan Hubicka <jh@suse.cz>
26012 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
26014 (tree_remove_unreachable_handlers): Cleanup EH predecestor
26015 detection and label handling.
26017 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26019 * ira-int.h (ira_allocno): Rename left_conflicts_num to
26020 left_conflicts_size.
26021 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
26022 ALLOCNO_LEFT_CONFLICTS_SIZE.
26024 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
26025 remove_allocno_from_bucket_and_push,
26026 allocno_spill_priority_compare, push_allocnos_to_stack,
26027 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26028 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
26029 (setup_allocno_left_conflicts_num): Ditto. Rename to
26030 setup_allocno_left_conflicts_size.
26031 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26032 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
26033 setup_allocno_left_conflicts_size instead of
26034 setup_allocno_left_conflicts_num.
26036 * ira-build.c (ira_create_allocno): Use
26037 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
26038 ALLOCNO_LEFT_CONFLICTS_NUM.
26040 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26042 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26043 instead of DF_LR_OUT.
26045 * ira-lives.c (process_bb_node_lives): Ditto.
26047 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26048 instead of DF_LR_{OUT,IN}.
26050 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26052 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26054 2009-03-30 Jan Hubicka <jh@suse.cz>
26056 * except.c (label_to_region_map): Fix thinko.
26058 2009-03-30 Steve Ellcey <sje@cup.hp.com>
26060 PR middle-end/38237
26061 * tree.h (tree_find_value): New declaration.
26062 * tree.c (tree_find_value): New function.
26063 * varasm.c (assemble_external): Avoid duplicate entries on lists.
26065 2009-03-30 Jakub Jelinek <jakub@redhat.com>
26068 * c-decl.c (struct c_binding): Add locus field.
26069 (bind): Add locus argument, set locus field from it.
26070 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
26071 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
26072 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
26073 implicitly_declare, undeclared_variable, lookup_label,
26074 declare_label, c_make_fname_decl, c_builtin_function,
26075 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
26078 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
26081 * config/i386/i386.c (classify_argument): Check total size of
26084 2009-03-30 Martin Jambor <mjambor@suse.cz>
26086 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
26087 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
26088 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
26091 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
26092 seen_variable_array_ref while also traversing a union.
26094 * tree-inline.c (optimize_inline_calls): Do not call
26095 cgraph_node_remove_callees.
26096 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
26097 (pass_remove_cgraph_callee_edges): New variable.
26098 * passes.c (init_optimization_passes): Add
26099 pass_remove_cgraph_callee_edges after early inlining and before all
26100 late intraprocedural passes.
26102 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
26104 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26106 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
26107 Fix typos in names.
26109 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26111 * combine.c (simplify_comparison): Use have_insn_for.
26112 * dojump.c (do_jump): Likewise.
26114 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26116 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
26117 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
26118 sparc_compare_op0 like sparc_compare_emitted used to be handled.
26119 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
26120 instead of sparc_compare_emitted.
26121 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
26122 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
26123 instead of sparc_compare_emitted.
26125 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26127 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
26128 enter/exit cfglayout mode.
26129 (pass_partition_block): Require it.
26130 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
26131 (combine_instructions): Track basic blocks instead of labels.
26132 (update_cfg_for_uncondjump): New.
26133 (try_combine): Use it. Update jumps after rescanning.
26134 (pass_combine): Require PROP_cfglayout.
26135 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
26137 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26139 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
26140 Provide/destroy PROP_cfglayout respectively.
26141 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
26142 * tree-pass.h (PROP_cfglayout): New.
26144 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26146 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
26147 fold_convert_const_fixed_from_fixed,
26148 fold_convert_const_fixed_from_int,
26149 fold_convert_const_fixed_from_real, fold_negate_const): Do not
26150 set TREE_CONSTANT_OVERFLOW.
26151 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
26152 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
26154 2009-03-30 Ira Rosen <irar@il.ibm.com>
26156 * tree-vect-loop-manip.c: New file.
26157 * tree-vectorizer.c: Update documentation and included files.
26158 (vect_loop_location): Make extern.
26159 (rename_use_op): Move to tree-vect-loop-manip.c
26160 (rename_variables_in_bb, rename_variables_in_loop,
26161 slpeel_update_phis_for_duplicate_loop,
26162 slpeel_update_phi_nodes_for_guard1,
26163 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
26164 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
26165 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
26166 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
26167 find_loop_location): Likewise.
26168 (new_stmt_vec_info): Move to tree-vect-stmts.c.
26169 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
26170 get_vectype_for_scalar_type, vect_is_simple_use,
26171 supportable_widening_operation, supportable_narrowing_operation):
26173 (bb_in_loop_p): Move to tree-vect-loop.c.
26174 (new_loop_vec_info, destroy_loop_vec_info,
26175 reduction_code_for_scalar_code, report_vect_op,
26176 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
26177 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
26178 (vect_supportable_dr_alignment): Likewise.
26179 * tree-vectorizer.h (tree-data-ref.h): Include.
26180 (vect_loop_location): Declare.
26181 Reorganize function declarations according to the new file structure.
26182 * tree-vect-loop.c: New file.
26183 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
26184 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
26185 * tree-vect-data-refs.c: New file.
26186 * tree-vect-patterns.c (timevar.h): Don't include.
26187 * tree-vect-stmts.c: New file.
26188 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
26189 tree-vect-slp.c, tree-vect-loop.c.
26190 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
26191 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
26192 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
26193 (tree-vect-analyze.o): Remove.
26194 (tree-vect-transform.o): Likewise.
26195 (tree-vect-data-refs.o): Add rule.
26196 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
26197 tree-vect-slp.o): Likewise.
26198 (tree-vect-patterns.o): Remove redundant dependencies.
26199 (tree-vectorizer.o): Likewise.
26200 * tree-vect-slp.c: New file.
26202 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26204 * optc-gen.awk: Warn if an option flag has multiple different
26207 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
26209 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
26210 -floop-block): Document dependences on PPL, CLooG and Graphite.
26212 2009-03-30 Joseph Myers <joseph@codesourcery.com>
26214 PR rtl-optimization/323
26215 * c-common.c (c_fully_fold, convert_and_check,
26216 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
26217 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
26218 * c-common.def (EXCESS_PRECISION_EXPR): New.
26219 * c-cppbuiltin.c (builtin_define_float_constants): Define
26220 constants with enough digits for long double.
26221 * c-lex.c (interpret_float): Interpret constant with excess
26222 precision where appropriate.
26223 * c-opts.c (c_common_post_options): Set
26224 flag_excess_precision_cmdline. Give an error for
26225 -fexcess-precision=standard for C++ for processors where the
26226 option is significant.
26227 * c-parser.c (c_parser_conditional_expression): Handle excess
26228 precision in condition.
26229 * c-typeck.c (convert_arguments): Handle arguments with excess
26231 (build_unary_op): Move excess precision outside operation.
26232 (build_conditional_expr): Likewise.
26233 (build_compound_expr): Likewise.
26234 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
26235 (build_modify_expr): Handle excess precision in RHS.
26236 (convert_for_assignment): Handle excess precision in converted
26238 (digest_init, output_init_element, process_init_element): Handle
26239 excess precision in initializer.
26240 (c_finish_return): Handle excess precision in return value.
26241 (build_binary_op): Handle excess precision in operands and add
26242 excess precision as needed for operation.
26243 * common.opt (-fexcess-precision=): New option.
26244 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
26245 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
26246 For standard excess precision, output explicit conversion to and
26247 truncation from XFmode.
26248 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
26249 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
26250 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
26251 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
26252 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
26253 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
26254 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
26255 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
26256 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
26257 define_splits, sqrt<mode>2): Disable where appropriate for
26258 standard excess precision.
26259 * convert.c (convert_to_real): Do not shorten arithmetic to type
26260 for which excess precision would be used.
26261 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
26262 * doc/invoke.texi (-fexcess-precision=): Document option.
26263 (-mfpmath=): Correct index entry.
26264 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
26265 flag_excess_precision): New.
26266 * langhooks.c (lhd_post_options): Set
26267 flag_excess_precision_cmdline.
26268 * opts.c (common_handle_option): Handle -fexcess-precision=.
26269 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
26270 init_excess_precision): New.
26271 (lang_dependent_init_target): Call init_excess_precision.
26272 * tree.c (excess_precision_type): New.
26273 * tree.h (excess_precision_type): Declare.
26275 2009-03-30 Joseph Myers <joseph@codesourcery.com>
26278 * c-typeck.c (build_component_ref): Do not copy qualifiers from
26279 non-lvalue to component.
26281 2009-03-29 Joseph Myers <joseph@codesourcery.com>
26283 PR preprocessor/34695
26284 * Makefile.in (c-opts.o): Depend on c-tree.h.
26285 * c-common.c: Move down include of diagnostic.h.
26286 (done_lexing, c_cpp_error): New.
26287 * c-common.h (done_lexing): Declare.
26288 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
26290 * c-opts.c: Include c-tree.h.
26291 (c_common_init_options): Set preprocessor error callback.
26292 (c_common_handle_option): Do not set preprocessor
26293 inhibit_warnings, warnings_are_errors, warn_system_headers,
26294 pedantic_errors or inhibit_warnings flags.
26295 (c_common_post_options): Do not check cpp_errors (parse_in).
26296 (c_common_finish): Do not output dependencies if there were
26297 errors. Do not check return value of cpp_finish.
26298 * c-ppoutput.c (pp_file_change): Set input_location.
26299 * c-tree.h (c_cpp_error): Declare.
26300 * diagnostic.c (diagnostic_set_info_translated): Also initialize
26302 (diagnostic_build_prefix): Check override_column.
26303 * diagnostic.h (diagnostic_info): Add override_column field.
26304 (diagnostic_override_column): Define.
26306 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
26308 * c-common.c (c_expand_expr, c_staticp): Remove.
26309 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
26310 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
26311 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
26312 * c-gimplify.c (gimplify_compound_literal_expr,
26313 optimize_compound_literals_in_ctor): Remove.
26314 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
26315 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
26316 * c-semantics.c (emit_local_var): Remove.
26318 * langhooks-def.h (lhd_expand_expr): Remove.
26319 * langhooks.c (lhd_expand_expr): Remove.
26320 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
26322 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
26323 handling from c-semantics.c; don't call into langhook.
26324 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
26325 * gimplify.c (gimplify_compound_literal_expr,
26326 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
26327 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
26328 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
26329 as was done in c-gimplify.c.
26330 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
26331 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
26332 Move from c-common.h.
26333 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
26335 * tree.c (staticp): Do not call langhook.
26336 * langhooks.c (lhd_staticp): Delete.
26337 * langhooks-def.h (lhd_staticp): Delete prototype.
26338 (LANG_HOOKS_STATICP): Delete.
26339 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
26341 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
26342 instead of DECL_STMTs.
26344 2009-03-29 Joseph Myers <joseph@codesourcery.com>
26352 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
26354 (fold_call_expr): Return a NOP_EXPR from folding rather than the
26355 contained expression.
26356 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
26357 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
26358 conditional expressions for C.
26359 (decl_constant_value_for_optimization): Move from
26360 decl_constant_value_for_broken_optimization in c-typeck.c. Check
26361 whether optimizing and that the expression is a VAR_DECL not of
26362 array type instead of doing such checks in the caller. Do not
26363 check pedantic. Call gcc_unreachable for C++.
26364 * c-common.def (C_MAYBE_CONST_EXPR): New.
26365 * c-common.h (c_fully_fold, c_save_expr,
26366 decl_constant_value_for_optimization): New prototypes.
26367 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
26368 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
26369 EXPR_INT_CONST_OPERANDS): Define.
26370 * c-convert.c (convert): Strip nops from expression.
26371 * c-decl.c (groktypename): Take extra parameters expr and
26372 expr_const_operands. Update call to grokdeclarator.
26373 (start_decl): Update call to grokdeclarator. Add statement for
26374 expressions used in type of decl.
26375 (grokparm): Update call to grokdeclarator.
26376 (push_parm_decl): Update call to grokdeclarator.
26377 (build_compound_literal): Add parameter non_const and build a
26378 C_MAYBE_COSNT_EXPR if applicable.
26379 (grokdeclarator): Take extra parameters expr and
26380 expr_const_operands. Track expressions used in declaration
26381 specifiers and declarators. Fold array sizes and track whether
26382 they are constant expressions and whether they are integer
26383 constant expressions.
26384 (parser_xref_tag): Set expr and expr_const_operands fields in
26386 (grokfield): Update call to grokdeclarator.
26387 (start_function): Update call to grokdeclarator.
26388 (build_null_declspecs): Set expr and expr_const_operands fields in
26390 (declspecs_add_type): Handle expressions in typeof specifiers.
26391 * c-parser.c (c_parser_declspecs): Set expr and
26392 expr_const_operands fields for declaration specifiers.
26393 (c_parser_enum_specifier): Likewise.
26394 (c_parser_struct_or_union_specifier): Likewise.
26395 (c_parser_typeof_specifier): Likewise. Update call to
26396 groktypename. Fold expression as needed. Return expressions with
26397 type instead of adding statements.
26398 (c_parser_attributes): Update calls to c_parser_expr_list.
26399 (c_parser_statement_after_labels): Fold expression before passing
26400 to objc_build_throw_stmt.
26401 (c_parser_condition): Fold expression.
26402 (c_parser_asm_operands): Fold expression.
26403 (c_parser_conditional_expression): Use c_save_expr. Update call
26404 to build_conditional_expr.
26405 (c_parser_alignof_expression): Update call to groktypename.
26406 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
26407 original_code. Fold expression argument of va_arg. Create
26408 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
26409 argument to va_arg. Update calls to groktypename. Fold array
26410 index for offsetof. Verify that first argument to
26411 __builtin_choose_expr has integer type.
26412 (c_parser_postfix_expression_after_paren_type): Update calls to
26413 groktypename and build_compound_literal. Handle expressions with
26414 side effects in type name.
26415 (c_parser_postfix_expression_after_primary): Update call to
26416 c_parser_expr_list. Set original_code for calls to
26417 __builtin_constant_p.
26418 (c_parser_expr_list): Take extra parameter fold_p. Fold
26419 expressions if requested.
26420 (c_parser_objc_type_name): Update call to groktypename.
26421 (c_parser_objc_synchronized_statement): Fold expression.
26422 (c_parser_objc_receiver): Fold expression.
26423 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
26424 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
26425 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
26426 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
26427 (struct c_typespec): Add elements expr and expr_const_operands.
26428 (struct c_declspecs): Add elements expr and expr_const_operands.
26429 (groktypename, build_conditional_expr, build_compound_literal):
26431 (in_late_binary_op): Declare.
26432 * c-typeck.c (note_integer_operands): New function.
26433 (in_late_binary_op): New variable.
26434 (decl_constant_value_for_broken_optimization): Move to c-common.c
26435 and rename to decl_constant_value_for_optimization.
26436 (default_function_array_conversion): Do not strip nops.
26437 (default_conversion): Do not call
26438 decl_constant_value_for_broken_optimization.
26439 (build_array_ref): Do not fold result.
26440 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
26441 result when operand is a VLA.
26442 (c_expr_sizeof_type): Update call to groktypename. Handle
26443 expressions included in type name. Use C_MAYBE_CONST_EXPR for
26444 result when operand names a VLA type.
26445 (build_function_call): Update call to build_compound_literal.
26446 Only fold result for calls to __builtin_* functions. Strip
26447 NOP_EXPR from INTEGER_CST returned from such functions. Fold
26448 the function designator.
26449 (convert_arguments): Fold arguments. Update call to
26450 convert_for_assignment.
26451 (build_unary_op): Handle increment and decrement of
26452 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
26453 decrement earlier. Fold operand of increment and decrement.
26454 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
26455 built for integer operand. Wrap returns that are INTEGER_CSTs
26456 without being integer constant expressions or that have integer
26457 constant operands without being INTEGER_CSTs.
26458 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
26459 (build_conditional_expr): Add operand ifexp_bcp. Track whether
26460 result is an integer constant expression or can be used in
26461 unevaluated parts of one and avoid folding and wrap as
26462 appropriate. Fold operands before possibly doing -Wsign-compare
26464 (build_compound_expr): Wrap result for C99 if operands can be used
26465 in integer constant expressions.
26466 (build_c_cast): Update call to digest_init. Do not ignore
26467 overflow from casting floating-point constants to integers. Wrap
26468 results that could be confused with integer constant expressions,
26469 null pointer constants or floating-point constants.
26470 (c_cast_expr): Update call to groktypename. Handle expressions
26471 included in type name.
26472 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
26473 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
26474 Update calls to convert_for_assignment.
26475 (convert_for_assignment): Take new parameter
26476 null_pointer_constant. Do not strip nops or call
26477 decl_constant_value_for_broken_optimization. Set
26478 in_late_binary_op for conversions to boolean.
26479 (store_init_value): Update call to digest_init.
26480 (digest_init): Take new parameter null_pointer_constant. Do not
26481 call decl_constant_value_for_broken_optimization. pedwarn for
26482 initializers not constant expressions. Update calls to
26483 convert_for_assignment.
26484 (constructor_nonconst): New.
26485 (struct constructor_stack): Add nonconst element.
26486 (really_start_incremental_init, push_init_level, pop_init_level):
26487 Handle constructor_nonconst and nonconst element.
26488 (set_init_index): Call constant_expression_warning for array
26490 (output_init_element): Fold value. Set constructor_nonconst as
26491 applicable. pedwarn for initializers not constant expressions.
26492 Update call to digest_init. Call constant_expression_warning
26493 where constant initializers are required.
26494 (process_init_element): Use c_save_expr.
26495 (c_finish_goto_ptr): Fold expression.
26496 (c_finish_return): Fold return value. Update call to
26497 convert_for_assignment.
26498 (c_start_case): Fold switch expression.
26499 (c_process_expr_stmt): Fold expression.
26500 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
26501 ensure statement expression is not evaluated in constant expression.
26502 (build_binary_op): Track whether results are integer constant
26503 expressions or may occur in such, disable folding and wrap results
26504 as applicable. Fold operands for -Wsign-compare warnings unless
26506 (c_objc_common_truthvalue_conversion): Handle results folded to
26507 integer constants that are not integer constant expressions.
26508 * doc/extend.texi: Document when typeof operands are evaluated,
26509 that condition of __builtin_choose_expr is an integer constant
26510 expression, and more about use of __builtin_constant_p in
26513 2009-03-29 Richard Guenther <rguenther@suse.de>
26515 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
26516 propagate addresses of array references.
26518 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
26520 * regmove.c (perhaps_ends_bb_p): Remove.
26521 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
26522 from INSN and check that the main loop stays within that basic block.
26523 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
26524 (regmove_forward_pass): Split out from regmove_optimize. Use
26525 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
26526 (regmove_backward_pass): Split out from regmove_optimize. Use
26527 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
26528 (regmove_optimize): Simplify.
26530 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
26533 * config/i386/i386.c (classify_argument): Ignore flexible array
26534 member in struct and warn ABI change.
26536 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
26538 * config/i386/i386-protos.h (ix86_agi_dependent): New.
26540 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
26541 (ix86_adjust_cost): Updated.
26543 2009-03-29 Jan Hubicka <jh@suse.cz>
26545 PR middle-end/28850
26546 * tree-pass.h (pass_cleanup_eh): New function.
26547 (remove_unreachable_regions): Break code handling RTL
26548 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
26549 that can not be reached by runtime.
26550 (can_be_reached_by_runtime): New function.
26551 (label_to_region_map): New function.
26552 (num_eh_regions): New function.
26553 (rtl_remove_unreachable_regions): New function.
26554 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
26555 (remove_eh_region): New function.
26556 * except.h: Include sbitmap and vecprim.
26557 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
26558 num_eh_regions): Declare.
26559 * passes.c (init_optimization_passes): Schedule cleanup_eh.
26560 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
26561 * tree-eh.c (tree_remove_unreachable_handlers): New function.
26562 (tree_empty_eh_handler_p): New function.
26563 (cleanup_empty_eh): New function.
26564 (cleanup_eh): New function.
26565 (pass_cleanup_eh): New function.
26567 2009-03-29 Jan Hubicka <jh@suse.cz>
26569 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
26570 for removed regions.
26572 2009-03-29 Jan Hubicka <jh@suse.cz>
26574 * except.c (dump_eh_tree): Dump all datastructures.
26576 2009-03-29 Jan Hubicka <jh@suse.cz>
26578 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
26579 (duplicate_eh_regions_1): Likewise.
26580 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
26581 vector; call EH verification.
26582 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
26583 Be ready for region being removed.
26585 2009-03-29 Jan Hubicka <jh@suse.cz>
26587 * bitmap.c (bitmap_last_set_bit): New function.
26588 * bitmap.h (bitmap_last_set_bit): Declare.
26590 2009-03-29 David Ayers <ayers@fsfe.org>
26593 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
26594 by calling objc_compare_types and surpress warnings about
26595 incompatible C pointers that are compatible ObjC pointers.
26597 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
26599 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
26600 call initialize_inline_failed.
26601 (initialize_inline_failed): Move it from here ...
26602 * cgraph.c (initialize_inline_failed): ... to here.
26603 (cgraph_create_edge): Call initialize_inline_failed rather than
26604 setting inline_failed directly.
26606 2009-03-29 Ben Elliston <bje@au.ibm.com>
26609 * sysv4.opt (msdata): Improve comment.
26610 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
26611 * sysv4.h (SVR4_ASM_SPEC): Likewise.
26613 2009-03-29 Ben Elliston <bje@au.ibm.com>
26616 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
26617 load and store attributes.
26619 2009-03-29 Ben Elliston <bje@au.ibm.com>
26621 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
26622 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
26623 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
26624 * doc/extend.texi (X86 Built-in Functions): Add index entries for
26625 __builtin_infq and __builtin_huge_valq.
26627 2009-03-28 Anatoly Sokolov <aesok@post.ru>
26629 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
26631 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26632 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
26634 2009-03-28 Xinliang David Li <davidxl@google.com>
26636 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
26637 (do_dbg_cnt): New function.
26639 2009-03-28 Jan Hubicka <jh@suse.cz>
26641 Merge from pretty-ipa:
26643 2009-03-27 Jan Hubicka <jh@suse.cz>
26645 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
26646 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
26647 * passes.c (function_called_by_processed_nodes_p): New.
26648 * ipa-pure-const.c (check_call): Fix handling of operands.
26649 (analyze_function): Dump debug output for skipped bodies.
26650 (local_pure_const): Use function_called_by_processed_nodes_p.
26651 * dwarf2out.c (reference_to_unused): Use output.
26652 * passes.c (do_per_function_toporder): Likewise.
26654 2008-11-12 Jan Hubicka <jh@suse.cz>
26656 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
26657 * ipa-pure-const.c (funct_state_d): Add can throw field; make
26658 state_set_in_source enum
26659 (check_decl): Ignore memory tags; do not set fake looping flags;
26661 (check_operand, check_tree, check_rhs_var, check_lhs_var,
26662 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
26663 (check_call, analyze_function): Rewrite.
26665 (add_new_function): Update call of analyze_function.
26666 (generate_summary): Add call of analyze_function.
26667 (propagate): Propagate can_throw; handle state_set_in_source correctly.
26668 (local_pure_const): New function.
26669 (pass_local_pure_const): New pass.
26670 * ipa-inline.c (inline_transform): Set after_inlining.
26671 * tree-eh.c (stmt_can_throw_external): New.
26672 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
26673 work with aliasing built.
26674 * tree-flow.h (stmt_can_throw_external): New.
26675 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
26676 and local pure/const pass in early and late optimization queue.
26678 2009-03-28 Martin Jambor <mjambor@suse.cz>
26680 * fold-const.c (get_pointer_modulus_and_residue): New parameter
26682 (fold_binary): Allow function decl aligment consideration is the
26683 second argument is integer constant one.
26684 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
26685 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
26686 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
26688 2009-03-28 Jan Hubicka <jh@suse.cz>
26690 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
26691 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
26692 * function.h (rtl_data): Add nothrow flag.
26693 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
26694 set DECL_NOTHROW for AVAILABLE functions.
26696 2009-03-28 Jakub Jelinek <jakub@redhat.com>
26698 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
26699 following vector keyword has expansion starting with pixel or bool
26700 keyword, expand vector to __vector and pixel or bool to __pixel or
26704 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
26705 warn_if_disallowed_function_p): Removed.
26706 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
26707 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
26708 warning_if_disallowed_function_p.
26709 * flags.h (warn_if_disallowed_function_p,
26710 warn_disallowed_functions): Removed.
26711 * common.opt (Wdisallowed-function-list=): Removed.
26712 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
26714 2009-03-28 Richard Guenther <rguenther@suse.de>
26716 PR tree-optimization/38723
26717 * tree-ssa-pre.c (compute_avail): Add all default definitions to
26720 2009-03-28 Jan Hubicka <jh@suse.cz>
26722 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
26723 test introduced by my previous patch.
26725 2009-03-28 Richard Guenther <rguenther@suse.de>
26727 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
26728 the PHIs value undefined.
26730 2009-03-28 Jan Hubicka <jh@suse.cz>
26732 * tree-pass.h (pass_fixup_cfg): New pass.
26733 * ipa-inline.c (inline_transform): Set
26734 always_inline_functions_inlined/after_inlining.
26735 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
26736 (pass_fixup_cfg): New pass.
26737 * passes.c (init_optimization_passes): Add fixup_cfg.
26739 2009-03-28 Richard Guenther <rguenther@suse.de>
26741 PR tree-optimization/38458
26742 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
26743 argument use the arguments copy-of value.
26745 2009-03-28 Richard Guenther <rguenther@suse.de>
26747 PR tree-optimization/38180
26748 * tree-ssa-ccp.c (get_default_value): Simplify.
26749 (likely_value): Likewise.
26750 (surely_varying_stmt_p): Properly handle VOP case.
26751 (ccp_initialize): Likewise.
26752 (ccp_fold): Handle propagating through *&.
26753 (fold_const_aggregate_ref): Also handle decls.
26755 2009-03-28 Jan Hubicka <jh@suse.cz>
26757 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
26758 * cgraph.h (cgraph_node): Likewise.
26759 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
26760 (cgraph_reset_node): Use process flag.
26761 (cgraph_mark_functions_to_output): Likewise.
26762 (cgraph_expand_function): Likewise.
26763 (cgraph_expand_all_functions): Likewise.
26764 (cgraph_output_in_order): Likewise.
26765 * dwarf2out.c (reference_to_unused): Likewise.
26766 * passes.c do_per_function_toporder): Likewise.
26768 2009-03-28 Jan Hubicka <jh@suse.cz>
26770 Bring from lto-branch:
26772 2008-09-03 Doug Kwan <dougkwan@google.com>
26774 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
26775 enums instead of reason strings.
26776 * cgraph.c (cgraph_create_edge): Same.
26777 (cgraph_inline_failed_string): New function.
26778 * cgraph.h (cgraph_inline_failed_t): New enum type.
26779 (cgraph_inline_failed_string): New prototype.
26780 (struct cgraph_edge): Change type of INLINED_FAILED from constant
26781 char pointer to cgraph_inline_failed_t.
26782 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
26783 (cgraph_default_inline_p): Ditto.
26784 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
26785 to cgraph_inline_failed_t pointer.
26786 * cif-code.def: New file.
26787 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
26789 (cgraph_check_inline_limits): Change type of REASON to pointer to
26790 cgraph_inline_failed_t. Replace reason strings with enums.
26791 (cgraph_default_inline_p): Ditto.
26792 (cgraph_recursive_inlining_p): Ditto.
26793 (update_caller_keys): Change type of FAILED_REASON to
26794 cgraph_inline_failed_t.
26795 (cgraph_set_inline_failed): Change type of REASON to pointer to
26796 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
26797 convert enums to strings for text output.
26798 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
26799 to be of type cgraph_inline_failed_t. Replace reason strings with
26800 enums. Call cgraph_inline_failed_string to covert enums
26801 to strings for text output.
26802 (cgraph_decide_inlining): Replace reason strings with enums.
26803 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
26804 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
26806 * tree-inline.c (expand_call_inline): Change type of REASON
26807 to cgraph_inline_failed_t. Replace reason strings with enums.
26808 Call cgraph_inline_failed_string for text output.
26809 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
26812 2009-03-28 Jan Hubicka <jh@suse.cz>
26814 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
26815 cgraph_clone_node): Remove master clone handling.
26816 (cgraph_is_master_clone, cgraph_master_clone): Remove.
26817 * cgraph.h (master_clone): Remove.
26818 (cgraph_is_master_clone, cgraph_master_clone): Remove.
26819 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
26820 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
26822 2009-03-28 Jan Hubicka <jh@suse.cz>
26824 * cgraph.c (cgraph_function_body_availability): Functions declared
26825 inline are always safe to assume that it is not going to be replaced.
26827 2009-03-28 Richard Guenther <rguenther@suse.de>
26829 PR tree-optimization/38513
26830 * tree-ssa-pre.c (eliminate): Remove redundant stores.
26831 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
26832 EXC_PTR_EXPR and FILTER_EXPR.
26833 (get_ref_from_reference_ops): Likewise.
26835 2009-03-28 Richard Guenther <rguenther@suse.de>
26837 PR tree-optimization/38968
26838 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
26839 Use FLOOR_MOD_EXPR to compute misalignment.
26841 2009-03-28 Richard Guenther <rguenther@suse.de>
26843 PR tree-optimization/37795
26844 * tree.h (combine_comparisons): Declare.
26845 * fold-const.c (combine_comparisons): Export.
26846 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
26848 (ifcombine_iforif): Use combine_comparisons.
26850 2009-03-28 Jan Hubicka <jh@suse.cz>
26852 * tree-eh.c (inlinable_call_p): New function.
26853 (make_eh_edges): Use it.
26854 (verify_eh_edges): Use it.
26855 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
26856 * except.c (reachable_next_level): Add inlinable_function argument
26857 (sjlj_find_directly_reachable_regions): Update.
26858 (add_reachable_handler): Do not set saw_any_handlers.
26859 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
26860 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
26861 Add new inlinable call parameter.
26862 (can_throw_internal, can_throw_external): Update.
26863 * except.h (can_throw_internal_1, can_throw_external_1,
26864 foreach_reachable_handler): Update declaration.
26866 2009-03-28 Joseph Myers <joseph@codesourcery.com>
26868 * config/arm/t-arm-coff, config/h8300/coff.h,
26869 config/i386/i386-aout.h, config/i386/i386-coff.h,
26870 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
26871 config/pdp11/2bsd.h, config/rs6000/aix41.h,
26872 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
26873 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
26874 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
26875 sys-types.h: Remove.
26876 * Makefile.in: Remove protoize and fixproto support and references
26878 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
26879 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
26881 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
26882 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
26883 unprotoize$(exeext).
26884 (rest.encap): Don't depend on $(STMP_FIXPROTO)
26885 (.PHONY): Don't depend on proto.
26886 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
26887 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
26888 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
26889 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
26890 build/gen-protos.o, build/scan.o, xsys-protos.h,
26891 build/fix-header$(build_exeext), build/fix-header.o,
26892 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
26893 stmp-install-fixproto): Remove.
26894 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
26895 SYSCALLS.c or fixproto files.
26896 (install-common): Don't install protoize.
26897 (install-headers-tar, install-headers-cpio, install-headers-cp):
26898 Don't depend on $(STMP_FIXPROTO).
26899 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
26900 install fixproto files or write out fixproto settings.
26901 (uninstall): Don't uninstall protoize.
26902 * config.gcc (use_fixproto): Remove.
26903 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
26904 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
26905 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
26906 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
26907 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
26908 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
26909 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
26910 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
26911 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
26912 * config/t-vxworks (STMP_FIXPROTO): Remove.
26913 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
26914 STMP_FIXPROTO): Remove.
26915 * config.in, configure: Regenerate.
26916 * crtstuff.c (gid_t, uid_t): Don't undefine.
26917 * doc/install.texi: Change m68k-coff to m68k-elf in example.
26918 (arm-*-coff, arm-*-aout: Remove target entries.
26919 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
26920 Remove mention of AIX 4.1.
26921 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
26922 * doc/invoke.texi (Running Protoize): Remove.
26923 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
26924 (Protoize Caveats): Remove.
26925 * tsystem.h: Update comments on headers assumed to exist.
26927 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
26929 * genautomata.c: Add a new year to the copyright. Add a new
26931 (struct insn_reserv_decl): Add comments for member bypass_list.
26932 (find_bypass): Remove.
26933 (insert_bypass): New.
26934 (process_decls): Use insert_bypass.
26935 (output_internal_insn_latency_func): Output all bypasses with the
26936 same input insn in one switch case.
26938 * rtl.def (define_bypass): Describe bypass choice.
26939 * doc/md.texi (define_bypass): Ditto.
26941 2009-03-27 Richard Guenther <rguenther@suse.de>
26943 * gimplify.c (mark_addressable): Export.
26944 * tree-flow.h (mark_addressable): Declare.
26945 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
26946 * tree-ssa.c (verify_phi_args): Verify that address taken
26947 variables have TREE_ADDRESSABLE set.
26949 2009-03-27 Richard Guenther <rguenther@suse.de>
26951 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
26952 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
26953 Do not mark decls TREE_ADDRESSABLE.
26954 (build_fold_addr_expr): Adjust.
26955 (fold_addr_expr): Remove.
26956 (fold_unary): Use build_fold_addr_expr.
26957 (fold_comparison): Likewise.
26958 (split_address_to_core_and_offset): Likewise.
26959 * coverage.c (tree_coverage_counter_addr): Mark the array decl
26961 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
26962 (gimplify_modify_expr_to_memcpy): Mark source and destination
26964 * omp-low.c (create_omp_child_function): Mark the object decl
26966 (lower_rec_input_clauses): Mark the var we take the address of
26968 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
26970 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26972 PR middle-end/39315
26973 * cfgexpand.c (expand_one_stack_var_at): Change alignment
26974 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
26976 2009-03-27 Richard Guenther <rguenther@suse.de>
26978 PR tree-optimization/39120
26979 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
26981 (handle_lhs_call): Process return constraints. Add escape
26982 constraints if necessary.
26983 (handle_const_call): Fill out return constraints. Make nested
26984 case more precise. Avoid consttmp if possible.
26985 (handle_pure_call): Fill out return constraints. Avoid
26986 callused if possible.
26987 (find_func_aliases): Simplify call handling.
26989 2009-03-27 Richard Guenther <rguenther@suse.de>
26991 PR tree-optimization/39120
26992 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
26993 as a representative.
26994 (solve_graph): Do propagate CALLUSED.
26995 (handle_pure_call): Use a scalar constraint from CALLUSED for
26997 (find_what_p_points_to): CALLUSED shall not appear in poins-to
27000 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27003 * c-common.c (handle_aligned_attribute): Properly check alignment
27004 overflow. Use (1U << i) instead of (1 << i).
27006 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
27008 * expr.h (get_mem_align_offset): Updated.
27010 * tree.h (tree_decl_common): Change align to "unsigned int" and
27011 move it before pointer_alias_set.
27013 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27014 Jakub Jelinek <jakub@redhat.com>
27017 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
27018 gr_register_operand with gr_reg_or_0_operand.
27019 (cmpxchg_rel_di): Likewise.
27020 (sync_lock_test_and_set<mode>): Likewise.
27022 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27024 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
27025 (true_regnum): Likewise.
27027 * rtlanal.c (subreg_info): Moved to ...
27028 * rtl.h (subreg_info): Here. New.
27029 (subreg_get_info): New.
27031 * rtlanal.c (subreg_get_info): Make it extern.
27033 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27036 * config/i386/i386.c (ix86_abi): New.
27037 (override_options): Handle -mabi=.
27038 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
27039 (ix86_call_abi_override): Likewise.
27040 (init_cumulative_args): Likewise.
27041 (function_arg_advance): Likewise.
27042 (function_arg_64): Likewise.
27043 (function_arg): Likewise.
27044 (ix86_pass_by_reference): Likewise.
27045 (ix86_function_value_regno_p): Likewise.
27046 (ix86_build_builtin_va_list_abi): Likewise.
27047 (setup_incoming_varargs_64): Likewise.
27048 (is_va_list_char_pointer): Likewise.
27049 (ix86_init_machine_status): Likewise.
27050 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
27051 (ix86_function_type_abi): Return enum calling_abi. Rewrite
27052 for 64bit. Replace DEFAULT_ABI with ix86_abi.
27053 (ix86_function_abi): Make it static and return enum calling_abi.
27054 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
27056 (ix86_fn_abi_va_list): Updated.
27058 * config/i386/i386.h (ix86_abi): New.
27059 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
27060 (CONDITIONAL_REGISTER_USAGE): Likewise.
27061 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
27062 (machine_function): Likewise.
27064 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
27066 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
27067 (STACK_BOUNDARY): Likewise.
27068 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
27070 * config/i386/i386.opt (mabi=): New.
27072 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
27073 return enum calling_abi.
27074 (ix86_function_type_abi): Likewise.
27075 (ix86_function_abi): Removed.
27077 * doc/invoke.texi: Document -mabi= option for x86.
27079 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27081 * builtins.c (real_dconstp): Delete.
27082 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
27084 2009-03-27 Dodji Seketeli <dodji@redhat.com>
27085 Jakub Jelinek <jakub@redhat.com>
27088 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
27089 (gen_subprogram_die): When a function is explicit, generate the
27090 DW_AT_explicit attribute.
27091 * langhooks.h (struct lang_hooks_for_decls): Add
27092 function_decl_explicit_p langhook.
27093 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
27094 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
27096 2009-03-27 Jakub Jelinek <jakub@redhat.com>
27098 * builtins.c (fold_builtin_memory_op): Optimize memmove
27099 into memcpy if we can prove source and destination don't overlap.
27101 * tree-inline.c: Include gt-tree-inline.h.
27102 (clone_fn_id_num): New variable.
27103 (clone_function_name): New function.
27104 (tree_function_versioning): Use it.
27105 * Makefile.in (GTFILES): Add tree-inline.c.
27107 2009-03-27 Mark Mitchell <mark@codesourcery.com>
27109 * BASE-VER: Change to 4.5.0.
27111 2009-03-27 Xinliang David Li <davidxl@google.com>
27113 PR tree-optimization/39557
27114 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
27116 2009-03-27 Xinliang David Li <davidxl@google.com>
27118 PR tree-optimization/39548
27119 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
27122 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27124 * c-common.c (pointer_int_sum): Use %wd on return from
27127 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27129 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
27130 on return from tree_low_cst.
27132 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
27135 * ginclude/stdarg.h (va_copy): Define also for
27136 __GXX_EXPERIMENTAL_CXX0X__.
27138 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27141 * builtins.h (c_strlen): Do not warn here.
27142 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
27143 * c-common.c (pointer_int_sum): Take an explicit location.
27144 Warn about offsets out of bounds.
27145 * c-common.h (pointer_int_sum): Adjust declaration.
27147 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27149 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
27152 2009-03-26 Jakub Jelinek <jakub@redhat.com>
27155 * opts.c (warn_if_disallowed_function_p): Don't assume
27156 get_callee_fndecl must return non-NULL.
27158 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
27160 PR rtl-optimization/39522
27161 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
27162 when reg_reloaded_valid is set.
27164 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27166 * config/spu/divv2df3.c: New file.
27167 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
27168 (DPBIT_FUNCS): Filter out _div_df.
27170 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
27172 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
27173 a jump insn, count that jump in the distance to the loop start.
27175 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
27178 * config/sh/sh.c (calc_live_regs): Fix condition for global
27179 registers except PIC_OFFSET_TABLE_REGNUM.
27181 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
27184 * doc/invoke.texi (-mconsole): New.
27186 (-mno-cygwin): New.
27188 (-mnop-fun-dllimport): New.
27192 (sub section "i386 and x86-64 Windows Options"): New.
27194 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
27196 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
27197 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
27199 2009-03-25 Richard Guenther <rguenther@suse.de>
27201 PR middle-end/39497
27202 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
27205 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
27207 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
27208 neither of haifa/selective schedulers are working.
27210 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27212 * doc/invoke.texi (Debugging Options): Fix description of
27213 -fno-merge-debug-strings.
27215 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
27217 * config/cris/libgcc.ver: New version-script.
27218 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
27220 * configure.ac <GAS features, nop mnemonic>: Add pattern
27221 crisv32-*-* for "nop".
27222 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
27223 * configure: Regenerate.
27225 2009-03-24 Ira Rosen <irar@il.ibm.com>
27227 PR tree-optimization/39529
27228 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
27229 mark_sym_for_renaming for the tag copied to the new vector
27232 2009-03-24 Arthur Loiret <aloiret@debian.org>
27234 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
27235 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
27236 EXTRA_SPEC_FUNCTIONS.
27237 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
27238 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
27239 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
27240 -march and -mtune options.
27242 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
27244 * config/m68k/t-rtems: Add m5329 multilib.
27246 2009-03-24 Dodji Seketeli <dodji@redhat.com>
27247 Jakub Jelinek <jakub@redhat.com>
27250 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
27253 2009-03-23 Jakub Jelinek <jakub@redhat.com>
27256 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
27257 instead of c_parser_expression_conv, if original_code isn't one of the
27258 4 allowed comparison codes, fail.
27260 2009-03-23 Richard Guenther <rguenther@suse.de>
27262 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
27263 * tree.h (struct tree_type): Likewise.
27264 * reload.h (struct insn_chain): Likewise.
27265 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
27266 * function.h (struct function): Likewise.
27267 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
27269 2009-03-23 Jakub Jelinek <jakub@redhat.com>
27271 PR tree-optimization/39516
27272 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
27274 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
27276 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
27277 should be set true if BITS_PER_WORD of target is bigger than 32
27279 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
27281 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
27282 Translate -B-options to -rpath-link. Correct existing
27283 rpath-link and conditionalize on !nostdlib.
27285 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27287 * doc/extend.texi (Function Attributes, Variable Attributes):
27289 * doc/invoke.texi (Debugging Options, Optimize Options)
27290 (i386 and x86-64 Options, MCore Options): Likewise.
27292 2009-03-20 Jakub Jelinek <jakub@redhat.com>
27295 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
27296 it for block local namespace aliases.
27297 (gen_decl_die): Pass context_die to gen_namespace_die.
27299 2009-03-19 Jakub Jelinek <jakub@redhat.com>
27302 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
27303 minimum or maximum value.
27305 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
27307 * reginfo.c (globalize_reg): Recompute derived reg sets.
27309 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
27312 * libgcc2.c (mprotect): Do not use signed arguments for
27313 VirtualProtect, use DWORD arguments. Also fix the 'may
27314 be used uninitialized' warning for the np variable.
27316 2009-03-19 Jakub Jelinek <jakub@redhat.com>
27319 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
27320 functions using regparm calling conventions when not optimizing.
27321 (ix86_function_sseregparm): Similarly for sseregparm calling
27324 2009-03-19 Li Feng <nemokingdom@gmail.com>
27326 PR middle-end/39500
27327 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
27328 dependence if the first conflict is after niter iterations.
27330 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
27332 PR middle-end/38609
27333 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
27334 functions with dynamic stack-pointer adjustments.
27336 2009-03-19 Ben Elliston <bje@au.ibm.com>
27338 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
27339 option; change to -msdata=data.
27341 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27343 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
27346 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
27349 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
27351 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
27353 * doc/invoke.texi (Code Gen Options): Expand discussion of
27356 2009-03-18 Jakub Jelinek <jakub@redhat.com>
27358 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
27359 * matrix-reorg.c (struct matrix_info): Likewise.
27360 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
27361 * rtl.h (struct mem_attrs): Likewise.
27362 * df.h (struct df): Likewise.
27363 * tree-data-ref.h (struct data_dependence_relation): Likewise.
27364 * ira-int.h (struct ira_allocno): Likewise.
27365 * df-scan.c (struct df_collection_rec): Likewise.
27366 * ira.c (struct equivalence): Likewise.
27367 * function.c (struct temp_slot): Likewise.
27368 * cfgloop.h (struct loop): Likewise.
27371 * function.c (use_register_for_decl): When not optimizing, disregard
27372 register keyword for variables with types containing methods.
27374 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
27376 PR middle-end/39447
27377 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
27378 (is_simple_operand): Call contains_component_ref_p before calling data
27379 reference analysis that would fail on COMPONENT_REFs.
27381 * tree-vrp.c (search_for_addr_array): Fix formatting.
27383 2009-03-18 Richard Guenther <rguenther@suse.de>
27385 * tree-vect-transform.c (vect_loop_versioning): Fold the
27386 generated comparisons.
27387 * tree-vectorizer.c (set_prologue_iterations): Likewise.
27388 (slpeel_tree_peel_loop_to_edge): Likewise.
27390 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27392 PR middle-end/37805
27393 * opts.c (print_specific_help): In addition to `undocumented',
27394 accept `separate' and `joined' flags if passed alone. Describe
27395 output by the first matched one of those.
27396 (common_handle_option): Skip over empty strings.
27397 * gcc.c (display_help): Fix help string for `--help='.
27398 * doc/invoke.texi (Option Summary, Overall Options): With
27399 `--help=', classes and qualifiers can both be repeated, but
27400 only the latter can be negated. One should not pass only
27401 negated qualifiers. Fix markup and examples.
27404 2008-10-14 Jakub Jelinek <jakub@redhat.com>
27405 PR middle-end/37805
27406 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
27407 and -fhelp=separate.
27409 2009-03-17 Jing Yu <jingyu@google.com>
27411 PR middle-end/39378
27412 * function.h (struct rtl_data): Move is_thunk from here...
27413 (struct function): ...to here.
27414 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
27415 * varasm.c (assemble_start_function): Change is_thunk from crtl to
27417 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
27419 (alpha_does_function_need_gp, alpha_start_function): Likewise.
27420 (alpha_output_function_end_prologue): Likewise.
27421 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
27422 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
27423 (rs6000_output_function_epilogue): Likewise.
27424 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
27426 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
27429 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
27430 from different units in a single alternative.
27431 (*truncdfsf_i387): Ditto.
27432 (*truncxfsf2_mixed): Ditto.
27433 (*truncxfdf2_mixed): Ditto.
27435 2009-03-17 Jakub Jelinek <jakub@redhat.com>
27437 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
27438 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
27441 * tree-ssa-live.c (remove_unused_locals): Don't remove local
27442 unused non-artificial variables when not optimizing.
27445 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
27446 DW_TAG_imported_module even if decl is IMPORTED_DECL with
27447 NAMESPACE_DECL in its DECL_INITIAL.
27449 PR middle-end/39443
27450 * optabs.c (set_user_assembler_libfunc): New function.
27451 * expr.h (set_user_assembler_libfunc): New prototype.
27452 * c-common.c: Include libfuncs.h.
27453 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
27454 for memcmp, memset, memcpy, memmove and abort.
27455 * Makefile.in (c-common.o): Depend on libfuncs.h.
27458 * dwarf2out.c (gen_inlined_enumeration_type_die,
27459 gen_inlined_structure_type_die, gen_inlined_union_type_die,
27460 gen_tagged_type_instantiation_die): Removed.
27461 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
27464 2009-03-17 Janis Johnson <janis187@us.ibm.com>
27467 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
27469 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
27470 (check-parallel-%): Ditto.
27471 (check-consistency): Ditto.
27473 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
27475 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
27476 local variable rhs by NULL_TREE.
27478 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27481 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
27483 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27486 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
27488 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27491 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
27492 for ms->sysv ABI calls only in 64bit mode.
27494 * config/i386/i386.md (untyped_call): Support 32bit.
27496 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
27498 * doc/extend.texi: Replace x86_65 with x86_64.
27500 2009-03-16 Jakub Jelinek <jakub@redhat.com>
27502 PR tree-optimization/39455
27503 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
27504 mismatches for POINTER_TYPE_P (type).
27505 (number_of_iterations_le): Likewise.
27507 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27509 * config/picochip/picochip.c: Removed profiling support.
27510 * config/picochip/picochip.md: Removed profiling instruction.
27511 * config/picochip/picochip.h: Removed profiling builtin.
27513 2009-03-16 Joseph Myers <joseph@codesourcery.com>
27515 * doc/install.texi (--with-host-libstdcxx): Document.
27517 2009-03-14 Anatoly Sokolov <aesok@post.ru>
27520 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
27521 generate a warning if the function name does not begin with
27522 "__vector" and the function has either the 'signal' or 'interrupt'
27523 attribute, from here to ...
27524 (avr_declare_function_name): ...here. New function.
27525 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
27526 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
27528 2009-03-14 Jakub Jelinek <jakub@redhat.com>
27531 * cse.c (fold_rtx): Don't modify original const_arg1 when
27532 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
27533 separate variable instead.
27534 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
27535 from out of range shift counts.
27536 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
27538 2009-03-13 Catherine Moore <clm@codesourcery.com>
27540 * config/i386/x-mingw32 (host-mingw32.o): Replace
27541 diagnostic.h with $(DIAGNOSTIC_H).
27543 2009-03-12 Jakub Jelinek <jakub@redhat.com>
27546 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
27548 * config/i386/sync.md (sync_compare_and_swap<mode>,
27549 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
27550 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
27552 (sync_double_compare_and_swapdi_pic,
27553 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
27554 cmpxchg8b_pic_memory_operand instead of just memory_operand.
27556 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27559 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
27561 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27564 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
27565 (avx_addsubv4df3): Likewise.
27566 (*avx_addsubv4sf3): Likewise.
27567 (sse3_addsubv4sf3): Likewise.
27569 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27572 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
27574 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
27577 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
27578 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
27579 registers for allocnos created from user-defined variables.
27581 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27584 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
27585 of non-integer mode as well.
27587 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
27589 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
27590 for functions for which the parameter types are unknown.
27592 2009-03-11 Jakub Jelinek <jakub@redhat.com>
27595 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
27596 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
27597 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
27598 * config/i386/i386.c (ix86_local_alignment): For
27599 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
27600 long long variables on the stack to avoid dynamic realignment.
27601 Allow the first argument to be a decl rather than type.
27602 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
27604 2009-03-11 Nick Clifton <nickc@redhat.com>
27607 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
27609 Add description to mno-lsim option.
27610 * config/mcore/mcore.h: Remove comment about deprecated m4align
27612 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
27613 * doc/invoke.texi: Add description of mno-lsim and
27614 mstack-increment options.
27616 * config/fr30/fr30.opt: Document the -mno-lsim option.
27617 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
27618 and -mno-lsim options.
27620 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27622 * fold-const.c (fold_comparison): Only call fold_inf_compare
27623 if the mode supports infinities.
27625 2009-03-11 Jason Merrill <jason@redhat.com>
27628 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
27629 end already did. Notice GIMPLE_CALL modifications of the result.
27630 Don't copy debug information from an ignored decl or a decl from
27633 2009-03-10 Richard Guenther <rguenther@suse.de>
27634 Nathan Froyd <froydnj@codesourcery.com>
27636 PR middle-end/37850
27637 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
27638 (__divMODE3): Likewise.
27640 2009-03-09 Jakub Jelinek <jakub@redhat.com>
27642 PR tree-optimization/39394
27643 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
27644 DECL_SIZE_UNIT of variable length FIELD_DECLs.
27646 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27648 * recog.c (verfiy_changes): Disallow renaming of hard regs in
27649 inline asms for register asm ("") declarations.
27651 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
27653 * fold-const.c (fold_unary): Fix comment.
27655 2009-03-07 Jan Hubicka <jh@suse.cz>
27658 * tree-inline.c (setup_one_parameter): Do replacement of const
27659 argument by constant in SSA form.
27661 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27663 PR middle-end/38028
27664 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
27665 determine alignment passed to assign_stack_local.
27666 (assign_parms_unsplit_complex): Likewise.
27667 * except.c (sjlj_build_landing_pads): Likewise.
27669 2009-03-06 Jakub Jelinek <jakub@redhat.com>
27671 PR middle-end/39360
27672 * tree-flow.h (add_referenced_var): Return bool instead of void.
27673 * tree-dfa.c (add_referenced_var): Return result of
27674 referenced_var_check_and_insert call.
27675 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
27676 of referenced_var_check_and_insert.
27679 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
27680 (gen_variable_die): Emit DW_AT_location on abstract static variable's
27681 DIE, don't emit it if abstract origin already has it.
27682 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
27683 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
27685 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
27687 * genpreds.c (needs_variable): Fix parentheses at variable name
27689 (write_tm_constrs_h): Indent generated code.
27691 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27693 * doc/extend.texi (Function Attributes): Add documentation
27694 for isr attributes.
27696 2009-03-06 Jakub Jelinek <jakub@redhat.com>
27699 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
27700 take locus from its DECL_SOURCE_LOCATION instead of input_location.
27702 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
27704 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
27707 2009-03-05 Jakub Jelinek <jakub@redhat.com>
27710 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
27711 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
27713 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
27715 * config/i386/i386.md (R8_REG, R9_REG): New constants.
27716 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
27717 constants instead of magic numbers.
27718 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
27720 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
27721 (x86_64_ms_abi_int_parameter_registers): Ditto.
27722 (x86_64_int_return_registers): Ditto.
27723 (ix86_maybe_switch_abi): Ditto.
27724 (ix86_expand_call): Ditto for clobbered_registers array.
27725 (ix86_hard_regno_mode_ok): Ditto.
27726 (x86_extended_QIreg_mentioned_p): Ditto.
27728 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
27730 PR tree-optimization/39349
27731 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
27733 * combine.c (gen_lowpart_for_combine): Use omode when generating
27736 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
27738 PR rtl-optimization/39235
27739 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
27741 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
27743 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
27745 2009-03-04 Richard Guenther <rguenther@suse.de>
27747 PR tree-optimization/39362
27748 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
27749 that occur in abnormal PHIs should be varying.
27751 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
27753 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
27755 (simple_iv): Take loop as an argument instead of statement.
27756 * tree-scalar-evolution.h (simple_iv): Declaration changed.
27757 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
27759 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
27761 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
27762 * matrix-reorg.c (analyze_transpose): Ditto.
27763 * tree-data-ref.c (dr_analyze_innermost): Ditto.
27764 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
27765 * tree-predcom.c (ref_at_iteration): Ditto.
27766 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
27768 2009-03-04 Richard Guenther <rguenther@suse.de>
27770 PR tree-optimization/39358
27771 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
27772 escaped_id and callused_id.
27773 (solve_graph): Likewise.
27775 2009-03-04 Richard Guenther <rguenther@suse.de>
27777 PR tree-optimization/39339
27778 * tree-sra.c (try_instantiate_multiple_fields): Make it
27779 no longer ICE on the above.
27781 2009-03-03 Joseph Myers <joseph@codesourcery.com>
27783 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
27784 that fits within Pmode.
27786 2009-03-03 Steve Ellcey <sje@cup.hp.com>
27788 PR middle-end/10109
27789 * tm.texi (LIBCALL_VALUE): Update description.
27791 2009-03-03 Steve Ellcey <sje@cup.hp.com>
27793 PR middle-end/34443
27794 * doc/extend.texi (section): Update description.
27796 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
27798 PR middle-end/39345
27799 * tree-inline.c (remapped_type): New.
27800 (can_be_nonlocal): Call remapped_type instead of remap_type.
27802 2009-03-03 Jakub Jelinek <jakub@redhat.com>
27805 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
27806 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
27808 2009-03-03 Richard Guenther <rguenther@suse.de>
27810 PR middle-end/39272
27811 * tree.c (tree_nonartificial_location): New function.
27812 * tree.h (tree_nonartificial_location): Declare.
27813 * builtins.c (expand_builtin_memory_chk): Provide location
27814 of the call location for artificial function pieces.
27815 (maybe_emit_chk_warning): Likewise.
27816 (maybe_emit_sprintf_chk_warning): Likewise.
27817 (maybe_emit_free_warning): Likewise.
27818 * expr.c (expand_expr_real_1): Likewise.
27820 2009-03-03 Jakub Jelinek <jakub@redhat.com>
27822 PR tree-optimization/39343
27823 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
27824 COMPONENT_REF t has ARRAY_TYPE.
27826 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
27828 PR middle-end/39335
27829 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
27830 when the type precision of the induction variable should be
27831 larger than the type precision of nit.
27832 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
27833 * graphite.c (graphite_loop_normal_form): Same.
27834 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
27836 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
27838 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
27839 (*call_1_rex64_ms_sysv): Use named constants instead of magic
27840 numbers to describe clobbered registers.
27841 (*call_value_0_rex64_ms_sysv): Ditto.
27842 * config/i386/mmx.md (mmx_emms): Ditto.
27843 (mmx_femms): Ditto.
27845 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
27847 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
27850 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27852 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
27853 (spu_section_type_flags): New function.
27855 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
27857 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
27858 reg_class_contents of FLOAT_REGS into a temporary.
27860 2009-03-02 Richard Guenther <rguenther@suse.de>
27861 Ira Rosen <irar@il.ibm.com>
27863 PR tree-optimization/39318
27864 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
27865 information to the vectorized statement.
27867 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
27869 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
27870 variable. Use defined names instead of magic constants for REX SSE
27873 2009-03-01 Richard Guenther <rguenther@suse.de>
27875 PR tree-optimization/39331
27876 * omp-low.c (lower_send_shared_vars): Do not receive new
27877 values for the reference of DECL_BY_REFERENCE parms or results.
27879 2009-03-01 Jan Hubicka <jh@suse.cz>
27882 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
27883 BLOCK_NONLOCALIZED_VAR): New macros.
27884 (tree_block): Add nonlocalized_vars.
27885 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
27886 gen_decl_die): Add origin argument. Allow generation of die with
27887 origin at hand only.
27888 (gen_member_die, gen_type_die_with_usage, force_decl_die,
27889 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
27891 (gen_block_die): Fix checking for unused blocks.
27892 (process_scope_var): Break out from .... ; work with origins only.
27893 (decls_for_scope) ... here; process nonlocalized list.
27894 (dwarf2out_ignore_block): Look for nonlocalized vars.
27895 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
27897 (dump_scope_block): Dump them.
27898 * tree-inline.c (remap_decls): Handle nonlocalized vars.
27899 (remap_block): Likewise.
27900 (can_be_nonlocal): New predicate.
27901 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
27903 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27905 * configure: Regenerate.
27907 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27909 * optc-gen.awk: No need to duplicate option flags twice.
27910 Reuse help texts for duplicate options which do not have any.
27912 * gcc.c (display_help): Document --version.
27914 * gcc.c (main): If print_help_list and verbose_flag, ensure
27915 driver output comes before subprocess output.
27917 * optc-gen.awk: Assign all remaining fields to help string,
27918 space-separated, for multi-line help in *.opt.
27920 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
27921 -Wno-pedantic-ms-format is for MinGW targets only.
27923 * doc/options.texi (Option file format): Fix bad indentation,
27924 restoring dropped sentence.
27926 2009-02-28 Jan Hubicka <jh@suse.cz>
27928 * tree-inline.c (tree_function_versioning): Output debug info.
27930 2009-02-28 Jan Hubicka <jh@suse.cz>
27933 * tree-inline.c (setup_one_parameter): Do not copy propagate
27934 arguments when not optimizing.
27936 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
27939 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
27940 (avx_addsubv4df3): Likewise.
27941 (*avx_addsubv4sf3): Likewise.
27942 (sse3_addsubv4sf3): Likewise.
27943 (*avx_addsubv2df3): Likewise.
27944 (sse3_addsubv2df3): Likewise.
27945 (avx_unpckhps256): Correct item selectors.
27946 (avx_unpcklps256): Likewise.
27947 (avx_unpckhpd256): Likewise.
27948 (avx_unpcklpd256): Likewise.
27950 2009-02-28 Jan Hubicka <jh@suse.cz>
27952 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
27954 (copy_arguments_for_versioning): If var is declared don't declare it.
27955 (tree_function_versioning): First setup substitutions and then copy
27958 2009-02-27 Jan Hubicka <jh@suse.cz>
27961 * cgraph.h (varpool_output_debug_info): Remove.
27962 * cgraphunit.c (varpool_output_debug_info): Remove.
27963 * dwarf2out.c (deferred_locations_struct): New struct
27964 (deferred_locations): New type.
27965 (deferred_locations_list): New static var.
27966 (deffer_location): New function.
27967 (gen_variable_die): Use it.
27968 (decls_for_scope): Output info on local static vars.
27969 (dwarf2out_finish): Process deferred locations.
27970 * varpool.c (varpool_output_debug_info): Remove.
27972 2009-02-27 Jan Hubicka <jh@suse.cz>
27975 * tree.h (TREE_PROTECTED): Fix comment.
27976 (BLOCK_HANDLER_BLOCK): Remove.
27977 (struct tree_block): Remove handler_block add body_block.
27978 (inlined_function_outer_scope_p): New.
27979 (is_body_block): Remove.
27980 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
27981 * dwarf2out.c (is_inlined_entry_point): Remove.
27982 (add_high_low_attributes): Use inlined_function_outer_scope_p.
27983 (gen_block_die): Use is_inlined_entry_point check. Remove body block
27985 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
27986 * gimplify.c (gimplify_expr): Gimplify body blocks.
27987 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
27988 block with multiple subblocks.
27989 (dump_scope_block): Prettier output; dump more flags and info.
27990 (dump_scope_blocks): New.
27991 (remove_unused_locals): Use dump_scope_blocks.
27992 * tree-flow.h (dump_scope_blocks): Declare.
27993 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
27994 * stmt.c (is_body_block): Remove.
27995 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
27996 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
27998 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
28000 PR middle-end/39308
28001 * graphite.c (graphite_loop_normal_form): Do not call
28002 number_of_iterations_exit from a gcc_assert.
28004 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28006 * config/s390/s390.c (s390_swap_cmp): Look for conditional
28007 jumps if COND is NULL.
28008 (find_cond_jump): New function.
28009 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
28010 * config/s390/s390.md: Remove z10_cobra attribute value.
28012 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
28014 * config/alpha/alpha.h (alpha_expand_mov): Return false if
28015 force_const_mem returns NULL_RTX.
28017 2009-02-26 Jan Hubicka <jh@suse.cz>
28020 * cgraph.h (varpool_output_debug_info): Remove.
28021 * cgraphunit.c (varpool_output_debug_info): Remove.
28022 * dwarf2out.c (deferred_locations_struct): New struct
28023 (deferred_locations): New type.
28024 (deferred_locations_list): New static var.
28025 (deffer_location): New function.
28026 (gen_variable_die): Use it.
28027 (decls_for_scope): Output info on local static vars.
28028 (dwarf2out_finish): Process deferred locations.
28029 * varpool.c (varpool_output_debug_info): Remove.
28031 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
28033 PR rtl-optimization/39241
28034 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
28035 to subreg_offset_representable_p.
28037 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28039 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
28040 execute function prototype. Get f and nregs from max_reg_num
28041 and get_insns. Remove the first backward pass as it's dead,
28042 guard the forward pass by flag_expensive_optimizations.
28043 (rest_of_handle_regmove): Delete.
28044 (pass_regmove): Replace it with regmove_optimize.
28046 2009-02-25 Martin Jambor <mjambor@suse.cz>
28048 PR tree-optimization/39259
28049 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
28050 calls_alloca function flags.
28051 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
28052 calls are detected.
28054 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28056 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
28057 flags_set_1_rtx, flags_set_1_set): Delete.
28058 (regmove_optimize): Do not call mark_flags_life_zones.
28060 2009-02-24 Julian Brown <julian@codesourcery.com>
28063 * config/arm/arm.c (require_pic_register): Only set
28064 cfun->machine->pic_reg once per function.
28066 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
28068 * doc/invoke.texi (Link Options): Document an easier way to pass
28069 options that take arguments to the GNU linker using -Xlinker and -Wl.
28071 2009-02-24 Steve Ellcey <sje@cup.hp.com>
28074 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
28076 2009-02-24 Richard Guenther <rguenther@suse.de>
28079 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
28081 2009-02-24 Richard Guenther <rguenther@suse.de>
28082 Zdenek Dvorak <ook@ucw.cz>
28084 PR tree-optimization/39233
28085 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
28086 from converting them to a generic type.
28088 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
28090 PR tree-optimization/39260
28091 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
28092 contains a condition with a real type.
28093 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
28095 2009-02-23 Jason Merrill <jason@redhat.com>
28098 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
28099 narrowing_initializer_constant_valid_p.
28100 (narrowing_initializer_constant_valid_p): Don't return
28101 null_pointer_node for adding a pointer to itself.
28103 2009-02-23 Jan Hubicka <jh@suse.cz>
28106 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
28109 2009-02-23 Jan Hubicka <jh@suse.cz>
28111 PR tree-optimization/37709
28112 * tree.c (block_ultimate_origin): Move here from dwarf2out.
28113 * tree.h (block_ultimate_origin): Declare.
28114 * dwarf2out.c (block_ultimate_origin): Move to tree.c
28115 * tree-ssa-live.c (remove_unused_scope_block_p):
28116 Eliminate blocks containig no instructions nor live variables nor
28118 (dump_scope_block): New function.
28119 (remove_unused_locals): Enable removal of dead blocks by default;
28120 enable dumping at TDF_DETAILS.
28122 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28124 * config/i386/i386.c (classify_argument): Don't allow COImode
28126 (function_arg_advance_32): Don't allow OImode.
28127 (function_arg_32): Likewise.
28128 (function_value_32): Likewise.
28129 (return_in_memory_32): Likewise.
28130 (function_arg_64): Remove OImode comment.
28132 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28135 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
28136 ix86_expand_vector_set for V4DImode in 64bit mode only.
28137 (ix86_expand_vector_init_one_var): Likewise.
28139 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
28141 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
28143 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28146 * loop-iv.c: Revert last change.
28147 * emit-rtl.c: Likewise.
28149 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28152 * config/i386/i386.c (type_natural_mode): Remove an extra
28153 space in the warning message.
28154 (function_value_32): Handle 32-byte vector modes.
28155 (return_in_memory_32): Likewise.
28157 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28159 * loop-iv.c (truncate_value): New function.
28160 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
28162 (lowpart_subreg): Move to...
28163 * emit-rtl.c: ...here.
28165 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
28167 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
28168 accidental and undocumented change at revision 140860.
28170 2009-02-21 Joseph Myers <joseph@codesourcery.com>
28172 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
28173 take gimple_seq * arguments.
28174 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
28175 types_compatible_p langhook.
28177 2009-02-20 Mark Mitchell <mark@codesourcery.com>
28178 Joseph Myers <joseph@codesourcery.com>
28180 * config/arm/arm.c (arm_builtin_va_list): New function.
28181 (arm_expand_builtin_va_start): Likewise.
28182 (arm_gimplify_va_arg_expr): Likewise.
28183 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
28184 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
28185 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
28186 (va_list_type): New variable.
28187 (arm_mangle_type): Mangle va_list_type appropriately.
28189 2009-02-20 Jakub Jelinek <jakub@redhat.com>
28191 PR middle-end/39157
28192 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
28193 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
28194 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
28195 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
28196 parameter to 1000 for -O1 by default.
28197 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
28199 * loop-invariant.c: Include params.h.
28200 (move_loop_invariants): Don't call move_single_loop_invariants on
28203 2009-02-20 Jaka Mocnik <jaka@xlab.si>
28205 * calls.c (emit_library_call_value_1): Use slot_offset instead of
28206 offset when calculating bounds for indexing stack_usage_map. Fixes
28207 a buffer overflow with certain target setups.
28209 2009-02-20 Jakub Jelinek <jakub@redhat.com>
28212 * calls.c (expand_call): Clear try_tail_call if caller and callee
28213 disagree in promotion of function return value.
28215 2009-02-19 Jakub Jelinek <jakub@redhat.com>
28218 * c-common.c (c_determine_visibility): If visibility changed and
28219 DECL_RTL has been already set, call make_decl_rtl to update symbol
28222 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
28225 * varasm.c (assemble_variable): Don't check DECL_NAME when
28226 globalizing a variable.
28228 2009-02-19 Joseph Myers <joseph@codesourcery.com>
28231 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
28232 expression before any __builtin_trap call.
28233 * c-typeck.c (build_function_call): Convert and check function
28234 arguments before generating a call to a trap. Evaluate the
28235 function arguments before the trap.
28237 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
28240 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
28241 (UNSPEC_FXAM_MEM): New unspec.
28242 (fxam<mode>2_i387_with_temp): New insn and split pattern.
28243 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
28244 memory using fxam<mode>2_i387_with_temp to remove excess precision.
28246 2009-02-19 Richard Guenther <rguenther@suse.de>
28248 PR tree-optimization/39207
28249 PR tree-optimization/39074
28250 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
28251 storedanything_tree): New.
28252 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
28253 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
28254 (build_succ_graph): Add edges from STOREDANYTHING to all
28256 (init_base_vars): Initialize STOREDANYTHING.
28257 (compute_points_to_sets): Free substitution info after
28258 building the succ graph.
28259 (ipa_pta_execute): Likewise.
28261 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
28263 (do_ds_constraint): Do not add to special var or non-pointer
28265 (type_could_have_pointers): Split out from ...
28266 (could_have_pointers): ... here. For arrays use the element type.
28267 (create_variable_info_for): Initialize may_have_pointers.
28268 (new_var_info): Likewise.
28269 (handle_lhs_call): Make the HEAP variable unknown-sized.
28270 (intra_create_variable_infos): Use a type with pointers for
28271 PARM_NOALIAS, make it unknown-sized.
28273 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
28276 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
28278 2009-02-18 Jason Merrill <jason@redhat.com>
28281 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
28282 value if DECL_EXTERNAL.
28283 * tree-sra.c (sra_walk_gimple_assign): Likewise.
28284 * target.h (gcc_target::binds_local_p): Clarify "module".
28285 * tree.h (TREE_PUBLIC): Clarify "module".
28287 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
28290 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
28291 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
28293 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
28296 * c.opt (Wabi): Support C and ObjC.
28299 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
28301 * config/i386/i386.c (classify_argument): Warn once about the ABI
28302 change when passing union with long double.
28304 * doc/invoke.texi: Update -Wabi for warning psABI changes.
28306 2009-02-18 Joseph Myers <joseph@codesourcery.com>
28309 * c-parser.c (c_parser_compound_statement): Always enter and leave
28312 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28315 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
28317 2009-02-18 Jakub Jelinek <jakub@redhat.com>
28319 PR tree-optimization/36922
28320 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
28321 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
28324 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28326 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
28329 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28331 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
28333 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28335 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
28338 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
28339 Richard Sandiford <rdsandiford@googlemail.com>
28341 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
28342 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
28343 (loongson_biadd): ...this.
28345 2009-02-17 Richard Guenther <rguenther@suse.de>
28347 PR tree-optimization/39202
28348 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
28349 a var make sure to follow existing collapses.
28351 2009-02-17 Richard Guenther <rguenther@suse.de>
28353 PR middle-end/39214
28354 * langhooks.c (lhd_print_error_function): Check for NULL block.
28356 2009-02-17 Richard Guenther <rguenther@suse.de>
28358 PR tree-optimization/39204
28359 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
28362 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
28364 * config/soft-fp/double.h: Update from glibc CVS.
28366 2009-02-17 Richard Guenther <rguenther@suse.de>
28368 PR tree-optimization/39207
28369 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
28370 strict-aliasing warnings for pointers pointing to NULL.
28372 2009-02-16 Joseph Myers <joseph@codesourcery.com>
28375 * c-parser.c (c_parser_braced_init): Call pop_init_level when
28376 skipping until next close brace.
28378 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
28381 * config/i386/i386.c (ix86_expand_push): Set memory alignment
28382 to function argument boundary.
28384 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28386 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
28387 in the lea_add. Reload eventually constraints it properly.
28388 * config/picochip/constraints.md: Remove the target constraint
28389 "b", since it is not needed anymore.
28391 2009-02-16 Jakub Jelinek <jakub@redhat.com>
28393 * gthr-dce.h: Uglify function parameter and local variable names.
28394 * gthr-gnat.h: Likewise.
28395 * gthr-mipssde.h: Likewise.
28396 * gthr-nks.h: Likewise.
28397 * gthr-posix95.h: Likewise.
28398 * gthr-posix.h: Likewise.
28399 * gthr-rtems.h: Likewise.
28400 * gthr-single.h: Likewise.
28401 * gthr-solaris.h: Likewise.
28402 * gthr-tpf.h: Likewise.
28403 * gthr-vxworks.h: Likewise.
28404 * gthr-win32.h: Likewise.
28406 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
28409 * config/i386/i386.md: Restrict the new peephole2 to move
28410 between MMX/SSE registers.
28412 2009-02-15 Richard Guenther <rguenther@suse.de>
28415 2009-02-13 Richard Guenther <rguenther@suse.de>
28417 * configure.ac: Enable LFS.
28418 * configure: Re-generate.
28419 * config.in: Likewise.
28421 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28423 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
28424 spu_srqwbyte, spu_srqwbytebc): Define.
28425 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
28426 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
28427 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
28428 "shrqby_<mode>"): New insn-and-split patterns.
28429 * config/spu/spu.c (expand_builtin_args): Determine and return
28430 number of operands using spu_builtin_description data.
28431 (spu_expand_builtin_1): Use it.
28433 2009-02-13 Steve Ellcey <sje@cup.hp.com>
28436 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
28439 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28442 * config/i386/i386.c (override_options): Correct warning
28443 messages for -malign-loops, -malign-jumps and -malign-functions.
28445 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28448 * config/i386/i386.md: Restrict the new peephole2 to move
28449 between the general purpose registers.
28451 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28454 * config/i386/i386.c (type_natural_mode): Add a new argument.
28455 Return the original mode and warn ABI change if vector size is 32byte.
28456 (function_arg_advance): Updated.
28457 (function_arg): Likewise.
28458 (ix86_function_value): Likewise.
28459 (ix86_return_in_memory): Likewise.
28460 (ix86_sol10_return_in_memory): Likewise.
28461 (ix86_gimplify_va_arg): Likewise.
28462 (function_arg_32): Don't warn ABX ABI change here.
28463 (function_arg_64): Likewise.
28465 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
28467 * loop-iv.c (implies_p): In the final case, test that operands 0
28468 of the two comparisons match.
28470 * config/bfin/bfin.c (find_prev_insn_start): New function.
28471 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
28472 (find_next_insn_start): Move.
28474 2009-02-13 Richard Guenther <rguenther@suse.de>
28476 * configure.ac: Enable LFS.
28477 * configure: Re-generate.
28478 * config.in: Likewise.
28480 2009-02-13 Joseph Myers <joseph@codesourcery.com>
28483 * c-parser.c (c_parser_parms_list_declarator): Discard pending
28484 sizes on syntax error after some arguments have been parsed.
28486 2009-02-12 Jakub Jelinek <jakub@redhat.com>
28488 * doc/invoke.texi (-fira): Remove.
28490 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28492 * caller-save.c: Replace regclass.c with reginfo.c in comments.
28493 * recog.c: Likewise.
28496 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
28498 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
28499 (umul_ppmm): Likewise.
28500 (count_leading_zeros): Likewise.
28501 (count_trailing_zeros): Likewise.
28502 (UMUL_TIME): Likewise.
28504 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28506 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
28507 soft-fp/t-softfp to tmake_file.
28509 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
28510 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
28511 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
28512 IA64_BUILTIN_INFQ]: New.
28513 (ia64_init_builtins): Initialize __builtin_infq,
28514 __builtin_fabsq and __builtin_copysignq if not HPUX.
28515 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
28516 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
28518 * config/ia64/lib1funcs.asm (__divtf3): Define only if
28520 (__fixtfti): Likewise.
28521 (__fixunstfti): Likewise.
28522 (__floattitf): Likewise.
28524 * config/ia64/libgcc-glibc.ver: New.
28525 * config/ia64/t-fprules-softfp: Likewise.
28526 * config/ia64/sfp-machine.h: Likewise.
28528 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
28529 (LIBGCC2_TF_CEXT): Likewise.
28530 (TF_SIZE): Likewise.
28531 (TARGET_INIT_LIBFUNCS): Likewise.
28533 * config/ia64/t-glibc (SHLINB_MAPFILES):
28534 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
28536 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28538 * config/i386/i386.c (construct_container): Rewrite processing
28539 BLKmode with X86_64_SSE_CLASS.
28541 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
28544 * config/i386/i386.md: Replace simplify_replace_rtx with
28545 replace_rtx in the new peephole2.
28547 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
28549 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
28550 loop unrolling do not happen at -O2.
28552 2009-02-12 Michael Matz <matz@suse.de>
28554 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
28556 2009-02-12 Jakub Jelinek <jakub@redhat.com>
28558 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
28561 2009-02-12 Ben Elliston <bje@au.ibm.com>
28563 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
28564 patterns when updating the back chain. Missed in the 2009-02-10
28567 2009-02-11 Janis Johnson <janis187@us.ibm.com>
28569 * doc/extend.texi (Decimal Floating Types): Update identifier of
28570 draft TR and list of missing support.
28572 2009-02-11 Jakub Jelinek <jakub@redhat.com>
28574 PR middle-end/39154
28575 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
28576 bit to variable length decl's flags, add it also to its
28577 pointer replacement variable.
28579 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
28580 Jakub Jelinek <jakub@redhat.com>
28583 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
28584 (memory_blockage): New expander.
28585 (*memory_blockage): New insn pattern.
28586 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
28587 instead of general blockage at the end of function prologue when
28588 frame pointer is used to access red zone area. Do not emit blockage
28589 when profiling, it is emitted in generic code.
28590 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
28591 function epilogue when frame pointer is used to access red zone area.
28593 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
28596 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
28597 by arithmetic with memory operands.
28598 * config/i386/predicates.md (commutative_operator): New.
28600 2009-02-10 Janis Johnson <janis187@us.ibm.com>
28602 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
28605 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
28607 * alias.h (record_alias_subset): Declare.
28608 * alias.c (record_alias_subset): Make global.
28610 2009-02-10 Nick Clifton <nickc@redhat.com>
28612 * tree-parloops.c: Change license to GPLv3.
28613 * ipa-struct-reorg.c: Change license to GPLv3.
28614 * ipa-struct-reorg.h: Change license to GPLv3.
28616 2009-02-10 Steve Ellcey <sje@cup.hp.com>
28619 * c-decl.c (start_struct): Return NULL on error.
28621 2009-02-10 Jakub Jelinek <jakub@redhat.com>
28623 PR middle-end/39124
28624 * cfgloopmanip.c (remove_path): Call remove_bbs after
28625 cancel_loop_tree, not before it.
28628 * function.h (struct function): Add has_local_explicit_reg_vars bit.
28629 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
28630 VAR_DECLs were seen.
28631 * tree-ssa-live.c (remove_unused_locals): Recompute
28632 cfun->has_local_explicit_reg_vars.
28633 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
28634 copies or clearings if cfun->has_local_explicit_reg_vars.
28636 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
28639 * config/i386/i386.c (expand_prologue): Emit blockage at the end
28640 of function prologue when frame pointer is used to access
28643 2009-02-10 Richard Guenther <rguenther@suse.de>
28645 PR middle-end/39127
28646 * gimplify.c (gimple_regimplify_operands): Always look if
28647 we need to create a temporary.
28649 2009-02-10 Richard Guenther <rguenther@suse.de>
28651 PR tree-optimization/39132
28652 * tree-loop-distribution.c (todo): New global var.
28653 (generate_memset_zero): Trigger TODO_rebuild_alias.
28654 (tree_loop_distribution): Return todo.
28656 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
28659 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
28660 (x86_64_reg_class_name): Removed.
28661 (classify_argument): Return 0 if bytes > 32. Return 0 if the
28662 first one isn't X86_64_SSE_CLASS or any other ones aren't
28663 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
28664 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
28665 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
28666 and 3 X86_64_SSEUP_CLASS.
28667 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
28668 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
28670 2009-02-10 Ben Elliston <bje@au.ibm.com>
28672 * config/rs6000/rs6000.md (allocate_stack): Always use an update
28673 form instruction to update the stack back chain word, even if the
28674 user has disabled the generation of update instructions.
28675 (movdi_<mode>_update_stack): New.
28676 (movsi_update_stack): Likewise.
28677 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
28678 always use an update form instruction to update the stack back
28681 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
28683 PR middle-end/38953
28684 * graphite.c (if_region_set_false_region): After moving a region in
28685 the false branch of a condition, remove the empty dummy basic block.
28686 (gloog): Remove wrong fix for PR38953.
28688 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28690 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
28691 generation due to implicit sign extension.
28693 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
28695 PR middle-end/38981
28696 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
28697 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
28699 2009-02-09 Richard Guenther <rguenther@suse.de>
28701 PR middle-end/35202
28702 * convert.c (convert_to_real): Disable (float)fn((double)x)
28703 to fnf(x) conversion if errno differences may occur and
28704 -fmath-errno is set.
28706 2009-02-07 Anatoly Sokolov <aesok@post.ru>
28708 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
28709 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
28710 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
28712 2009-02-06 Joseph Myers <joseph@codesourcery.com>
28715 * c-common.c (handle_alias_attribute): Disallow attribute for
28716 anything not a FUNCTION_DECL or VAR_DECL.
28718 2009-02-06 Janis Johnson <janis187@us.ibm.com>
28721 * real.c (do_compare): Special-case compare of zero against
28722 decimal float value.
28724 2009-02-06 Joseph Myers <joseph@codesourcery.com>
28727 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
28728 as indicating flexible array members unless the field itself is
28729 being declarared as the incomplete array.
28731 2009-02-06 Jan Hubicka <jh@suse.cz>
28733 PR tree-optimization/38844
28734 * ipa-inline.c (try_inline): Stop inlining recursion when edge
28735 is already inlined.
28737 2009-02-06 Richard Guenther <rguenther@suse.de>
28739 PR middle-end/38977
28740 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
28741 fork because we may expand it as __gcov_fork.
28743 2009-02-06 Nick Clifton <nickc@redhat.com>
28745 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
28747 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
28749 PR tree-optimization/35659
28750 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
28751 vn_phi_eq): Shortcut if hashcode does not match.
28752 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
28754 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
28755 and avoid iterative_hash_expr.
28756 (FOR_EACH_VALUE_ID_IN_SET): New.
28757 (value_id_compare): Remove.
28758 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
28759 sort expressions by value id.
28761 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
28764 * config/sh/predicates.md (general_movsrc_operand): Don't check
28765 the subreg of system registers here.
28767 2009-02-05 Jakub Jelinek <jakub@redhat.com>
28770 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
28771 on the copied decl.
28773 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
28775 PR rtl-optimization/39110
28776 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
28777 addresses, not aligned ones.
28779 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
28780 Richard Guenther <rguenther@suse.de>
28782 PR tree-optimization/39100
28783 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
28784 comment says and add edges.
28786 2009-02-05 Joseph Myers <joseph@codesourcery.com>
28789 * c-common.c (handle_tls_model_attribute): Ignore attribute for
28790 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
28792 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
28794 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
28795 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
28796 register_bb_in_sese, new_sese, free_sese): Moved.
28797 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
28798 outermost_loop_in_scop, build_scop_iteration_domain,
28799 expand_scalar_variables_ssa_name, get_vdef_before_scop,
28800 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
28801 Use loop_in_sese_p instead of loop_in_scop_p.
28802 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
28803 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
28804 (scopdet_basic_block_info): Fix bug in scop detection.
28805 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
28806 eq_loop_to_cloog_loop): Remove.
28807 (nb_loops_around_loop_in_scop, nb_loop
28808 ref_nb_loops): Moved here...
28809 * graphite.h (ref_nb_loops): ... from here.
28810 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
28811 (loop_domain_dim, loop_iteration_vector_dim): Remove.
28812 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
28814 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
28815 Hans-Peter Nilsson <hp@axis.com>
28817 PR rtl-optimization/37889
28818 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
28819 Move offset handling from PLUS to before the switch. Use new
28820 arguments when considering SYMBOL_REFs too.
28821 (rtx_addr_can_trap_p): Pass dummy offset and size.
28822 (enum may_trap_p_flags): Remove.
28823 (may_trap_p_1): Pass size from MEM_SIZE.
28825 PR rtl-optimization/38921
28826 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
28827 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
28828 * rtlanal.c (may_trap_after_code_motion_p): Delete.
28829 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
28831 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
28833 AVX Programming Reference (January, 2009)
28834 * config/i386/sse.md (*vpclmulqdq): New.
28836 2009-02-04 Jakub Jelinek <jakub@redhat.com>
28838 PR tree-optimization/38977
28839 PR gcov-profile/38292
28840 * calls.c (special_function_p): Disregard __builtin_ prefix.
28842 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
28844 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
28845 non-indexable addresses even before reload.
28847 2009-02-03 Joseph Myers <joseph@codesourcery.com>
28850 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
28851 as having variable size. Do not give an error for unnamed
28852 parameters with [*] declarators. Give a warning for type names
28853 with [*] declarators and mark them as variable size.
28854 * c-parser.c (c_parser_sizeof_expression): Do not give an error
28855 for sizeof applied to [*] type names.
28857 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28860 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
28862 2009-02-03 Jakub Jelinek <jakub@redhat.com>
28864 * gcc.c (process_command): Update copyright notice dates.
28865 * gcov.c (print_version): Likewise.
28866 * gcov-dump.c (print_version): Likewise.
28867 * mips-tfile.c (main): Likewise.
28868 * mips-tdump.c (main): Likewise.
28870 2009-02-03 Joseph Myers <joseph@codesourcery.com>
28873 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
28874 for composite type involving a zero-length array type.
28876 2009-02-03 Jakub Jelinek <jakub@redhat.com>
28879 * function.c (match_asm_constraints_1): Skip over
28880 initial optional % in the constraint.
28882 PR inline-asm/39059
28883 * c-parser.c (c_parser_postfix_expression): If fixed point is not
28884 supported, don't accept FIXED_CSTs.
28885 * c-decl.c (finish_declspecs): Error if fixed point is not supported
28886 and _Sat is used without _Fract/_Accum. Set specs->type to
28887 integer_type_node for cts_fract/cts_accum if fixed point is not
28890 2009-02-02 Catherine Moore <clm@codesourcery.com>
28892 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
28894 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
28896 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
28897 (ABI_HAS_64BIT_SYMBOLS): Use it.
28898 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
28900 2009-02-02 Paul Brook <paul@codesourcery.com>
28902 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
28904 2009-02-02 Jakub Jelinek <jakub@redhat.com>
28906 PR inline-asm/39058
28907 * recog.h (asm_operand_ok): Add constraints argument.
28908 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
28909 recurse on matching constraint.
28910 (check_asm_operands): Pass constraints as 3rd argument to
28911 asm_operand_ok. Don't look up matching constraint here.
28912 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
28915 2009-02-02 Ben Elliston <bje@au.ibm.com>
28917 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
28918 TARGET_NARROW_VOLATILE_BITFIELD macro names.
28920 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28922 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
28923 information. Remove some obsolete information. Reorganize.
28925 * config/pa/fptr.c: Revert license to GPL 2.
28926 * config/pa/milli64.S: Likewise.
28928 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
28931 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
28932 LIBRARY name in, instead of hard-coding it.
28933 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
28934 extra target make frag to tmake_files according to EH model.
28935 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
28936 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
28937 frags that define makefile variable EH_MODEL appropriately.
28938 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
28939 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
28940 to "-sjlj" according to type of EH configured.
28941 (LIBGCC_SONAME): Concatenate it to shared library base name.
28942 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
28943 to "_sjlj" according to type of EH configured.
28944 (LIBGCC_SONAME): Concatenate it to shared library base name.
28945 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
28946 (SHLIB_LINK): Add missing semicolon to if-else construct.
28947 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
28948 string value of "pe_dll" command-line option.
28949 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
28950 (SHLIB_SONAME): Use it when overriding t-cygming default.
28951 (SHLIB_IMPLIB): Override t-cygming default.
28952 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
28953 string value of "pe_dll" command-line option.
28955 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
28958 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
28959 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
28961 2009-01-31 Richard Guenther <rguenther@suse.de>
28963 PR tree-optimization/38937
28964 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
28965 computing the transitive closure.
28967 2009-01-30 Richard Guenther <rguenther@suse.de>
28969 PR tree-optimization/39041
28970 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
28971 Propagate variable indices only if the types match for this stmt.
28973 2009-01-30 Jakub Jelinek <jakub@redhat.com>
28976 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
28977 inline but never defined.
28979 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
28981 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
28982 (*insv_h_di_reg_extimm): New insn.
28983 (*insv_l<mode>_reg_extimm): New insn.
28985 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
28987 * config/picochip/picochip.c (flag_conserve_stack): set
28988 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
28989 fconserve-stack. Reduce call-overhead used by inliner.
28991 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
28994 * common.opt (flag_conserve_stack): Initialised to zero.
28996 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
28999 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
29000 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
29003 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
29005 * ira-color.c (allocno_reload_assign): Update comments.
29006 * regmove.c (regmove_optimize): Likewise.
29010 2009-01-29 Robert Millan <rmh@aybabtu.com>
29012 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
29013 * config/i386/kopensolaris-gnu.h: New file. Undefine
29014 `MD_UNWIND_SUPPORT'.
29015 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
29017 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
29019 PR tree-optimization/39007
29020 * tree-loop-distribution.c (generate_builtin): Use
29021 recompute_dominator to compute the immediate dominator of the
29022 basic block just after the loop.
29024 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
29026 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
29027 (ASM_OUTPUT_DWARF_PCREL): Define.
29029 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
29031 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
29032 * doc/passes.texi: Remove entries about regclass, local-alloc, and
29033 global. Modify entries about regmove and IRA.
29035 * ra-conflict.c: Remove the file.
29037 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
29039 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
29040 (pass_regclass_init): Rename to pass_reginfo_init.
29042 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
29044 * toplev.h (flag_ira): Remove.
29046 * caller-save.c (setup_save_areas): Remove flag_ira.
29048 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
29050 * global.c: Remove the file.
29052 * opts.c (decode_options): Remove flag_ira.
29054 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
29056 * regmove.c: Modify file description.
29057 (find_use_as_address, try_auto_increment): Define them only if
29058 AUTO_INC_DEC is defined.
29059 (replacement_quality, replace_in_call_usage, fixup_match_1,
29060 stable_and_no_regs_but_for_p): Remove.
29061 (reg_set_in_bb): Make it static.
29062 (regmove_optimize): Remove flag_ira and code which worked for
29065 * local-alloc.c: Remove the file.
29067 * common.opt (fira): Remove.
29069 * ira.c: Include except.h.
29070 (eliminable_regset): Move from global.c.
29071 (mark_elimination): Ditto. Remove flag_ira.
29072 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
29073 equiv_mem_modified, validate_equiv_mem_from_store,
29074 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
29075 contains_replace_regs, memref_referenced_p, memref_used_between_p,
29076 no_equiv, recorded_label_ref): Move from local-alloc.c.
29077 (update_equiv_regs): Ditto. Make it static.
29078 (print_insn_chain, print_insn_chains): Move it from global.c.
29079 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
29080 (build_insn_chain): Ditto. Make it static.
29081 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
29082 Rename to init_live_subregs.
29083 (gate_ira): Remove flag_ira.
29085 * regclass.c: Rename reginfo.c. Change file description.
29086 (FORBIDDEN_INC_DEC_CLASSES): Remove.
29087 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
29088 (init_reg_sets_1): Remove code for evaluation of
29089 reg_class_superclasses and losing_caller_save_reg_set.
29090 (init_regs): Remove init_reg_autoinc.
29091 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
29092 ok_for_base_p_nonstrict): Remove.
29093 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
29094 (pass_regclass_init): Rename to pass_reginfo_init. Modify
29095 corresponding entries.
29096 (dump_regclass, record_operand_costs, scan_one_insn,
29097 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
29098 record_address_regs, auto_inc_dec_reg_p): Remove.
29099 (gt-regclass.h): Rename to gt-reginfo.h.
29101 * rtl.h (dump_global_regs, retry_global_alloc,
29102 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
29104 * Makefile.in (RA_H): Remove.
29105 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
29106 Rename regclass.o to reginfo.o.
29107 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
29109 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
29110 (GTFILES): Rename regclass.c to reginfo.c.
29112 * passes.c (init_optimization_passes): Remove pass_local_alloc and
29113 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
29115 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29116 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
29118 (finish_spills): Ditto. Remove code for !flag_ira.
29120 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
29122 PR middle-end/35854
29123 * doc/invoke.texi (rtl debug options): Complete rewrite.
29124 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
29126 * mode-switching.c (pass_mode_switching): Rename pass from
29127 "mode-sw" to "mode_sw".
29128 * except.c (pass_convert_to_eh_ranges): Rename pass from
29129 "eh-ranges" to "eh_ranges".
29130 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
29134 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
29135 Alexander Monakov <amonakov@ispras.ru>
29137 PR middle-end/38857
29138 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
29140 (move_exprs_to_boundary): Change return type and pass through
29141 should_move from move_op. Relax assert. Update usage ...
29142 (schedule_expr_on_boundary): ... here. Use should_move instead of
29144 (move_op_orig_expr_found): Indicate that insn was disconnected from
29146 (code_motion_process_successors): Do not call after_merge_succs
29147 callback if original expression was not found when traversing any of
29149 (code_motion_path_driver): Change return type. Update prototype.
29150 (move_op): Update comment. Add a new parameter (should_move). Update
29151 prototype. Set *should_move based on indication provided by
29152 move_op_orig_expr_found.
29154 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
29156 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
29157 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
29158 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
29159 * config/rs6000/rs6000.c (rs6000_override_options): Default
29160 avoid-indexed-addresses on for Power6, off for everything else.
29161 (avoiding_indexed_address_p): New function.
29162 (rs6000_legitimize_address): Use it.
29163 (rs6000_legitimate_address): Likewise.
29164 * config/rs6000/rs6000.md (movXX_updateX): Likewise
29166 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
29168 PR tree-optimization/38997
29169 * tree-loop-distribution.c (generate_memset_zero): Use
29170 POINTER_PLUS_EXPR for a pointer addition.
29172 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
29174 * config/s390/s390.md (bswap<mode>2): New pattern added.
29176 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29178 * config/s390/s390.md (*tls_load_31): Added type attribute.
29180 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29182 * config/s390/s390.md: Fix a few comments.
29184 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29186 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
29187 (*tm<mode>_full): Fixed z10prop attribute.
29188 (*tst<mode>_extimm): Fixed z10prop attribute.
29189 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
29190 (*tstqiCCT_cconly): Fixed z10prop attribute.
29191 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
29192 (*movsi_larl): Fixed z10prop attribute.
29193 (*movsi_zarch): Fixed z10prop attribute.
29194 (*movsi_eas): Fixed z10prop attribute.
29195 (*movhi): Fixed z10prop attribute.
29196 (*movqi): Fixed z10prop attribute.
29197 (*movstrictqi): Fixed z10prop attribute.
29198 (*mov<mode>): Fixed z10prop attribute.
29199 (*movcc): Fixed z10prop attribute.
29200 (*sethighpartdi_64): Fixed z10prop attribute.
29201 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
29202 (*negdi2_sign_cc): Fixed z10prop attribute.
29203 (*negdi2_sign): Fixed z10prop attribute.
29204 (*absdi2_sign_cc): Fixed z10prop attribute.
29205 (*absdi2_sign): Fixed z10prop attribute.
29206 (*negabsdi2_sign_cc): Fixed z10prop attribute.
29207 (*negabsdi2_sign): Fixed z10prop attribute.
29208 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
29209 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
29210 (doloop_si64): Fixed z10prop attribute.
29211 (doloop_si31): Fixed z10prop attribute.
29212 (doloop_long): Fixed z10prop attribute.
29213 (indirect_jump): Fixed z10prop attribute.
29214 (nop): Fixed z10prop attribute.
29215 (main_base_64): Fixed z10prop attribute.
29216 (reload_base_64): Fixed z10prop attribute.
29218 2009-01-28 Jakub Jelinek <jakub@redhat.com>
29220 PR rtl-optimization/38740
29221 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
29223 * config/mips/mips.c (mips_reorg): Likewise.
29225 2009-01-28 Richard Guenther <rguenther@suse.de>
29227 PR tree-optimization/38926
29228 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
29229 with the correct value id to a value.
29230 (do_regular_insertion): Use the value number of edoubleprime
29231 for the value number of the expr.
29234 2008-08-21 Richard Guenther <rguenther@suse.de>
29236 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
29237 a PHI ask VN if it is already available.
29238 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
29239 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
29241 2009-01-28 Jakub Jelinek <jakub@redhat.com>
29243 PR middle-end/38934
29244 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
29245 set to varying whenever max has TREE_OVERFLOW set, similarly
29246 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
29248 2009-01-28 Richard Guenther <rguenther@suse.de>
29250 PR middle-end/38908
29251 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
29252 uninitialized aggregate uses in call arguments.
29254 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
29256 PR tree-optimization/38984
29257 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
29258 the nothing_id variable if -fno-delete-null-pointer-checks.
29260 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
29263 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
29264 (set_got_offset_rex64): Ditto.
29266 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
29269 * doc/extend.texi: Improve local variable with asm reg.
29271 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
29273 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
29274 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
29275 was not supplied then set warn_packed_bitfield_compat to the
29276 default value of 1.
29277 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
29280 2009-01-27 Richard Guenther <rguenther@suse.de>
29282 PR tree-optimization/38503
29283 * cfgexpand.c (expand_gimple_basic_block): Ignore
29284 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
29285 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
29286 variables that cannot have TBAA applied.
29287 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
29290 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
29292 PR middle-end/38969
29293 * calls.c (initialize_argument_information): Do not wrap complex
29294 arguments in SAVE_EXPR.
29296 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
29298 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
29299 (INSTALL_LIBGCC): Revert typo commit.
29301 2009-01-26 Richard Guenther <rguenther@suse.de>
29303 PR tree-optimization/38745
29304 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
29305 from special handling.
29307 2009-01-26 Richard Guenther <rguenther@suse.de>
29309 PR tree-optimization/38745
29310 * tree-ssa.c (execute_update_addresses_taken): Do not include
29311 variables that cannot possibly be a register in not_reg_needs.
29312 Do not clear TREE_ADDRESSABLE on vars that may not become
29314 * tree-ssa.c (update_alias_info_1): Include those in the set
29315 of addressable vars.
29317 2009-01-26 Richard Guenther <rguenther@suse.de>
29319 PR middle-end/38851
29320 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
29321 * tree-ssa-dse.c: Include langhooks.h
29322 (execute_simple_dse): Remove stores with zero size.
29324 2009-01-24 Jakub Jelinek <jakub@redhat.com>
29327 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
29330 2009-01-24 Julian Brown <julian@codesourcery.com>
29332 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
29333 config/arm/linux-atomic.c.
29334 * config/arm/linux-atomic.c: New.
29336 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
29338 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
29339 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
29340 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
29342 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
29345 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
29348 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
29350 PR tree-optimization/38953
29351 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
29352 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
29353 (gloog): Split the exit of the scop when the scop exit is a loop exit.
29354 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
29357 2009-01-24 Paul Brook <paul@codesourcery.com>
29359 * config/arm/neon.md (neon_type): Move to arm.md.
29360 (neon_mov<VSTRUCT>): Add neon_type attribute.
29361 * config/arm/arm.md (neon_type): Move to here.
29362 (conds): Add "unconditioal" and use as default for NEON insns.
29364 2009-01-24 Ben Elliston <bje@au.ibm.com>
29366 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
29367 void *' warning from -Wc++-compat.
29368 * Makefile.in (dominance.o-warn): Remove.
29370 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
29372 PR tree-optimization/38932
29373 * fold-const.c (fold_unary_ignore_overflow): New.
29374 * tree.h (fold_unary_ignore_overflow): Declare.
29375 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
29376 * tree-ssa-sccvn.c (visit_reference_op_load,
29377 simplify_unary_expression): Likewise.
29379 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
29381 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
29382 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
29383 regardless of their type.
29384 * c-common.c (handle_packed_attribute): Don't ignore packed on
29386 * c.opt (Wpacked-bitfield-compat): New warning option.
29387 * stor-layout.c (place_field): Warn if offset of a field changed.
29388 * doc/extend.texi (packed): Mention the ABI change.
29389 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
29390 (Warning Options): Add it to the list.
29392 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
29394 * c-opts.c (c_common_post_options): Fix a typo in comments.
29396 2009-01-22 Steve Ellcey <sje@cup.hp.com>
29398 PR middle-end/38615
29399 * gimplify.c (gimplify_init_constructor): Fix promotion of const
29400 variables to static.
29401 * doc/invoke.texi (-fmerge-all-constants): Update description.
29403 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
29406 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
29407 (*movdi_1_rex64): Use type "mmx" for alternative 5.
29409 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
29411 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
29413 (LOCAL_ALIGNMENT): Similarly.
29415 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
29416 Joseph Myers <joseph@codesourcery.com>
29418 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
29419 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
29420 * config/arm/arm-tune.md: Regenerate.
29421 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
29424 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
29426 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
29427 version number to five.
29429 2009-01-22 Dodji Seketeli <dodji@redhat.com>
29432 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
29433 * c-common.c (set_underlying_type): Likewise.
29434 (is_typedef_decl ): Likewise
29436 (set_underlying_type): Likewise.
29437 (is_typedef_type): Likewise.
29439 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
29441 PR middle-end/38587
29442 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
29445 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
29448 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
29449 (LIBGCC_SPEC): Don't define.
29450 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
29452 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
29454 PR rtl-optimization/38879
29455 * alias.c (base_alias_check): Unaligned access via AND address can
29456 alias all surrounding object types except those with sizes equal
29457 or wider than the size of unaligned access.
29459 2009-01-21 Dodji Seketeli <dodji@redhat.com>
29462 * c-decl.c (clone_underlying_type): Move this ...
29463 * c-common.c (set_underlying_type): ... here.
29464 Also, make sure the function properly sets TYPE_STUB_DECL() on
29465 the newly created typedef variant type.
29466 (is_typedef_decl ): New entry point.
29467 * tree.h: Added a new member member_types_needing_access_check to
29468 struct tree_decl_non_common.
29469 (set_underlying_type): New entry point.
29470 (is_typedef_type): Likewise.
29472 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
29474 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
29475 Check whether two instructions have memory references that
29476 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
29477 are helper functions for traversing.
29478 * alias.h (insn_alias_sets_confilict_p): New prototypes.
29479 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
29480 not to draw dependency edge for instructions with non-conflicting
29483 2009-01-20 Joseph Myers <joseph@codesourcery.com>
29486 * longlong.h: Update copyright years. Use soft-fp license notice.
29487 Sync __clz_tab declaration with glibc.
29489 2009-01-20 Steve Ellcey <sje@cup.hp.com>
29492 * doc/extend.texi (syscall_linkage): New.
29493 (version_id): Modify.
29495 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
29496 Richard Guenther <rguenther@suse.de>
29498 PR tree-optimization/38747
29499 PR tree-optimization/38748
29500 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
29501 conversion if the base address is an indirect reference and the
29502 aliasing sets could cause issues.
29504 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
29506 * common.opt (fgraphite, fgraphite-identity): Add comment for
29507 explaining why these options are not documented.
29509 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
29511 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
29512 gimple_call_lhs is NULL.
29514 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
29517 * emit-rtl.c (adjust_address_1): Make sure memref is never
29520 2009-01-20 Ben Elliston <bje@au.ibm.com>
29522 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
29523 const qualifier from arg parameter. Remove unnecessary cast to char *.
29524 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
29525 const qualifier from arg 2.
29527 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
29529 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
29531 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
29534 * rtl.h (reinit_regs): New prototype.
29535 * regclass.c: Include ira.h.
29536 (reinit_regs): New.
29537 * Makefile.in (regclass.o): Add ira.h.
29538 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
29540 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
29543 * c-common.c (handle_aligned_attribute): Use
29544 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
29545 default alignment value.
29547 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
29549 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
29550 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
29552 * doc/extend.texi: Update __attribute__ ((aligned)). Document
29553 __BIGGEST_ALIGNMENT__.
29555 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
29557 2009-01-18 Richard Guenther <rguenther@suse.de>
29559 PR tree-optimization/38819
29560 * tree-flow.h (operation_could_trap_helper_p): Declare.
29561 * tree-eh.c (operation_could_trap_helper_p): Export.
29562 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
29563 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
29564 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
29565 are about to insert a possibly trapping instruction and fail
29568 2009-01-18 Andreas Schwab <schwab@suse.de>
29570 * doc/install.texi (Configuration): Remove obsolete paragraph
29571 about use of --with-gnu-ld with --with-gnu-as.
29573 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
29575 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
29576 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
29577 Follow spelling conventions.
29579 2009-01-18 Ben Elliston <bje@au.ibm.com>
29581 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
29582 C++ warning about implicit conversion from void * to struct
29584 (bitmap_obstack_free): Likewise for bitmap_element *.
29585 * Makefile.in (bitmap.o-warn): Remove.
29587 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
29589 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
29591 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
29592 Tobias Grosser <tobi.grosser@amd.com>
29594 * graphite.c (graphite_trans_scop_block): Do not block single
29597 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
29599 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
29600 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
29601 test with assertion.
29603 2009-01-16 Richard Guenther <rguenther@suse.de>
29605 PR tree-optimization/38835
29606 PR middle-end/36227
29607 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
29608 and INT + PTR -> (INT)(PTR p+ INT) folding.
29609 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
29611 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
29614 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
29615 the subreg from a lowpart subreg if it is also casting the value.
29617 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
29618 Tobias Grosser <tobi.grosser@amd.com>
29620 * graphite.c (compare_prefix_loops): New.
29621 (build_scop_canonical_schedules): Rewritten.
29622 (graphite_transform_loops): Move build_scop_canonical_schedules
29623 after build_scop_iteration_domain.
29625 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
29626 Tobias Grosser <tobi.grosser@amd.com>
29628 * graphite.c (add_conditions_to_domain): Add the loops to
29629 the dimension of the iteration domain. Do copy the domain
29630 only when it exists.
29631 (build_scop_conditions_1): Do not call add_conditions_to_domain.
29632 (add_conditions_to_constraints): New.
29633 (can_generate_code_stmt, can_generate_code): Removed.
29634 (gloog): Do not call can_generate_code.
29635 (graphite_transform_loops): Call add_conditions_to_constraints
29636 after building the iteration domain.
29638 2009-01-16 Jakub Jelinek <jakub@redhat.com>
29640 PR tree-optimization/38789
29641 * tree-ssa-threadedge.c
29642 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
29643 __builtin_constant_p.
29645 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
29647 * dce.c (delete_unmarked_insns): Reversed the order that insns are
29648 examined before deleting them.
29650 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
29652 * function.c (aggregate_value_p): Correctly extract the function
29653 type from CALL_EXPR_FN lookup.
29655 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29657 * config/picochip/picochip.c (picochip_override_options): Revert
29658 CFI asm flag disable commited previously.
29660 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
29661 Tobias Grosser <tobi.grosser@amd.com>
29662 Jan Sjodin <jan.sjodin@amd.com>
29664 * graphite.c (scan_tree_for_params): On substractions negate
29665 all the coefficients of the term.
29666 (clast_to_gcc_expression_red): New. Handle reduction expressions
29667 of more than two operands.
29668 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
29669 (get_vdef_before_scop): Handle also the case of default definitions.
29671 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
29673 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
29674 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
29675 Also use them when walking CALL_INSN_FUNCTION_USAGE.
29677 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
29678 Joey Ye <joey.ye@intel.com>
29680 PR middle-end/37843
29681 * cfgexpand.c (expand_stack_alignment): Don't update stack
29682 boundary nor check incoming stack boundary here.
29683 (gimple_expand_cfg): Update stack boundary and check incoming
29684 stack boundary here.
29686 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
29688 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
29690 2009-01-14 Jakub Jelinek <jakub@redhat.com>
29692 PR rtl-optimization/38245
29693 * calls.c (expand_call): Add stack arguments to
29694 CALL_INSN_FUNCTION_USAGE even for pure calls (when
29695 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
29696 in regs and partially in memory or BLKmode arguments.
29697 (emit_library_call_value_1): Add stack arguments to
29698 CALL_INSN_FUNCTION_USAGE even for pure calls (when
29699 ACCUMULATE_OUTGOING_ARGS).
29700 * dce.c: Include tm_p.h.
29701 (find_call_stack_args): New function.
29702 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
29704 (mark_insn): Call find_call_stack_args for CALL_Ps.
29705 (prescan_insns_for_dce): Walk insns backwards in bb rather than
29706 forwards. Allocate and free arg_stores bitmap if needed, pass it
29707 down to deletable_insn_p, don't mark stores set in arg_stores
29708 bitmap, clear the bitmap at the beginning of each bb.
29709 * Makefile.in (dce.o): Depend on $(TM_P_H).
29711 2009-01-14 Michael Meissner <gnu@the-meissners.org>
29714 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
29715 to make sure the insn is a conditional test (bug 22599). Reformat a
29718 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
29720 PR middle-end/38431
29721 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
29722 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
29723 (gloog): Do not call cleanup_tree_cfg.
29724 (graphite_transform_loops): Call cleanup_tree_cfg after all
29725 scops have been code generated.
29727 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
29728 * doc/gty.texi (Invoking the garbage collector): Added new node
29729 and section documenting ggc_collect.
29731 2009-01-14 Richard Guenther <rguenther@suse.de>
29733 PR tree-optimization/38826
29734 PR middle-end/38477
29735 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
29736 initialization notes only if we actually emitted a warning.
29737 (intra_create_variable_infos): Add constraints for a result decl
29738 that is passed by hidden reference.
29739 (build_pred_graph): Mark all related variables non-direct on
29742 2009-01-14 Nick Clifton <nickc@redhat.com>
29744 * ira-conflicts.c: Include addresses.h for the definition of
29746 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
29747 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
29749 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
29752 * Makefile.in (ira-lives.o): Add except.h.
29754 * ira-lives.c: Include except.h.
29755 (process_bb_node_lives): Process can_throw_internal.
29757 2009-01-13 Jakub Jelinek <jakub@redhat.com>
29759 PR rtl-optimization/38774
29760 * combine.c (simplify_set): When undoing cc_use change, don't do
29761 PUT_CODE on the newly created comparison, but instead put back the
29764 2009-01-13 Joseph Myers <joseph@codesourcery.com>
29766 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
29767 values. Remove duplicate arm8 entry.
29769 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
29771 PR tree-optimization/38786
29772 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
29773 the SSA_NAME case of expand_scalar_variables_expr.
29774 Set the type of an expression to the type of its assign statement.
29775 (expand_scalar_variables_expr): Also gather the scalar computation
29776 used to index the memory access. Do not pass loop_p.
29777 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
29778 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
29779 the gimple_stmt_iterator where it inserts new code.
29780 Do not pass loop_p.
29781 (copy_bb_and_scalar_dependences): Do not pass loop_p.
29782 (translate_clast): Update call to copy_bb_and_scalar_dependences.
29784 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
29786 * graphite.h (debug_value): Removed.
29787 * graphite.c (debug_value): Removed.
29789 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
29791 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
29792 ldrd/strd with two 32-bit instructions.
29794 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
29796 * config/arm/arm.c (struct processors): Pass for speed down into
29797 cost helper functions.
29798 (const_ok_for_op): Handle COMPARE and inequality nodes.
29799 (arm_rtx_costs_1): Rewrite.
29800 (arm_size_rtx_costs): Update prototype.
29801 (arm_rtx_costs): Pass speed down to helper functions.
29802 (arm_slowmul_rtx_costs): Rework cost calculations.
29803 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
29804 (arm_9e_rtx_costs): Likewise.
29806 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
29808 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
29809 relocations of local symbols wider than UNITS_PER_WORD are not valid.
29810 (alpha_legitimize_address): Do not split local symbols wider than
29811 UNITS_PER_WORD into HIGH/LO_SUM parts.
29813 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
29816 * gcc.c (process_command): Replace call to execvp with calls
29817 to pex_one and exit.
29819 2009-01-03 Anatoly Sokolov <aesok@post.ru>
29822 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
29823 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
29824 variant for devices with 3-byte PC.
29825 (__tablejump_elpm__): New.
29827 2009-01-12 Jakub Jelinek <jakub@redhat.com>
29830 * c-parser.c (c_parser_postfix_expression): Allow `->' in
29831 offsetof member-designator, handle it as `[0].'.
29833 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29835 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
29836 function when not using named sections on targets with named sections
29837 if branch distance is less than 262132.
29839 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
29841 * combine.c (combine_instructions): Recompute
29842 optimize_this_for_speed_p for each BB in the main combine loop.
29844 2009-01-12 Tomas Bily <tbily@suse.cz>
29847 * tree-loop-distribution.c (prop_phis): New function.
29848 (generate_builtin): Call prop_phis.
29850 2009-01-12 Jakub Jelinek <jakub@redhat.com>
29852 PR tree-optimization/38807
29853 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
29854 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
29856 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
29858 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
29859 subreg of op0 to the original op0.
29861 2009-01-11 Laurent GUERBY <laurent@guerby.net>
29863 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
29865 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
29868 * mips-tfile.c (parse_def): Fix parsing of def strings
29869 starting with digits.
29871 2009-01-10 Jakub Jelinek <jakub@redhat.com>
29874 * config/arm/arm.c (arm_is_long_call_p): Don't call
29875 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
29877 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
29879 * regrename.c (regrename_optimize): Fix dumping.
29880 (find_oldest_value_reg): Preserve REG_POINTER.
29881 (copy_hardreg_forward_1): Likewise.
29883 2009-01-09 Diego Novillo <dnovillo@google.com>
29885 * gimple.h (struct gimple_statement_base) <uid>: Document
29886 the restrictions on its use.
29887 (gimple_uid): Tidy.
29888 (gimple_set_uid): Tidy.
29890 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29892 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
29893 zero guard even if align_bytes != 0 and count is smaller than
29896 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
29898 PR rtl-optimization/38495
29899 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
29900 (add_range_and_copies_from_move_list): Print all added ranges.
29901 Add ranges to memory optimized destination.
29903 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29907 * config/i386/i386.c (override_options): Reject
29908 -mstringop-strategy=rep_8byte with -m32.
29909 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
29910 to 1. Do count comparison against epilogue_size_needed at compile
29911 time even when count_exp was constant forced into register. For
29912 size_needed don't jump to epilogue, instead just avoid aligning
29913 and invoke the body algorithm. If need_zero_guard, add zero guard
29914 even if count is non-zero, but smaller than size_needed + number of
29915 bytes that could be stored for alignment.
29916 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
29917 to 1. If need_zero_guard, add zero guard even if count is non-zero,
29918 but smaller than size_needed + number of bytes that could be stored
29919 for alignment. Compare size_needed with epilogue_size_needed instead
29920 of desired_align - align, don't adjust size_needed, pass
29921 epilogue_size_needed to the epilogue expanders.
29924 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
29926 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29928 * pa.c (last_address): Change to unsigned.
29929 (update_total_code_bytes): Change argument to unsigned. Don't
29930 check if insn addresses are set.
29931 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
29932 addresses are not set.
29933 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
29935 2009-01-09 Nick Clifton <nickc@redhat.com>
29937 * config/sh/symbian.c: Replace uses of DECL_INLINE with
29938 DECL_DECLARED_INLINE_P.
29940 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29942 PR middle-end/38347
29943 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
29944 GET_MODE (op0) in operand_subword_force calls.
29946 PR middle-end/38771
29947 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
29948 fold_convert arg0 operands to TREE_TYPE (op0) first.
29950 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
29952 * params.def (ira-max-conflict-table-size): Decrease default value
29955 2009-01-08 Jakub Jelinek <jakub@redhat.com>
29957 PR tree-optimization/37031
29958 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
29960 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
29961 allocate it using gc instead of heap, use VEC_quick_push instead of
29963 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
29964 instead of heap, use VEC_quick_push instead of VEC_safe_push.
29965 * tree-data-ref.h (struct access_matrix): Change matrix to gc
29966 allocated vector from heap allocated.
29967 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
29968 * tree-loop-linear.c (linear_transform_loops): Allocate nest
29969 vector only after perfect_loop_nest_depth call.
29971 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
29972 Jan Sjodin <jan.sjodin@amd.com>
29974 PR tree-optimization/38559
29975 * graphite.c (debug_value, copy_constraint,
29976 swap_constraint_variables, scale_constraint_variable, ): New.
29977 (get_lower_bound, get_upper_bound): Removed.
29978 (graphite_trans_bb_strip_mine): Clean up this code that works
29979 only for constant number of iterations. Fully copy upper and
29980 lower bound constraints, not only the constant part of them.
29981 * graphite.h (debug_value): Declared.
29983 2009-01-08 Ira Rosen <irar@il.ibm.com>
29985 PR tree-optimization/37194
29986 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
29987 Don't add the cost of cost model guard in prologue to scalar
29988 outside cost in case of known number of iterations.
29990 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
29991 Alan Modra <amodra@bigpond.net.au>
29993 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
29994 non-word-aligned REG+CONST addressing.
29996 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
29999 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
30000 free_after_compilation when outputting a thunk.
30001 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
30002 Do not call free_after_compilation here.
30004 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30006 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
30007 (ix86_valid_target_attribute_inner_p): Ditto.
30009 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
30011 PR tree-optimization/38492
30012 PR tree-optimization/38498
30013 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
30014 * tree-chrec.h (scev_is_linear_expression): Declared.
30015 * graphite.c (graphite_cannot_represent_loop_niter): New.
30016 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
30017 (graphite_loop_normal_form): Use gcc_assert.
30018 (scan_tree_for_params): Use CASE_CONVERT.
30019 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
30020 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
30021 Use gcc_assert. Discard scops that contain unhandled cases.
30022 (build_scop_conditions): Return a boolean status for unhandled cases.
30023 (strip_mine_profitable_p): Print the loop number, not its depth.
30024 (is_interchange_valid): Pass the depth of the loop nest, don't
30025 recompute it wrongly.
30026 (graphite_trans_bb_block): Same.
30027 (graphite_trans_bb_block): Print tentative of loop blocking.
30028 (graphite_trans_scop_block): Do not print that the loop has been
30030 (graphite_transform_loops): Do not handle scops that contain condition
30033 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
30035 AVX Programming Reference (December, 2008)
30036 * config/i386/avxintrin.h (_mm256_stream_si256): New.
30037 (_mm256_stream_pd): Likewise.
30038 (_mm256_stream_ps): Likewise.
30040 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
30041 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
30042 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
30043 (bdesc_special_args): Add __builtin_ia32_movntdq256,
30044 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
30045 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
30046 (ix86_expand_special_args_builtin): Likewise.
30048 * config/i386/sse.md (AVXMODEDI): New.
30049 (avx_movnt<mode>): Likewise.
30050 (avx_movnt<mode>): Likewise.
30051 (<sse>_movnt<mode>): Remove AVX support.
30052 (sse2_movntv2di): Likewise.
30054 2009-01-07 Richard Guenther <rguenther@suse.de>
30056 PR middle-end/38751
30057 * fold-const.c (extract_muldiv): Remove obsolete comment.
30058 (fold_plusminus_mult_expr): Undo MINUS_EXPR
30059 to PLUS_EXPR canonicalization for the canonicalization.
30061 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
30063 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
30064 hosted cross-compilers generating less efficient code.
30066 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30068 * function.h (rtl_data): Add a dbr_scheduled_p field.
30069 * reorg.c (dbr_schedule): Set it.
30070 (gate_handle_delay_slots): Check it.
30071 * config/mips/mips.c (mips_base_delayed_branch): Delete.
30072 (mips_reorg): Check flag_delayed_branch instead of
30073 mips_base_delayed_branch.
30074 (mips_override_options): Don't set mips_base_delayed_branch
30075 or flag_delayed_branch.
30077 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30079 PR rtl-optimization/38426.
30080 * ira.c (ira): Set current_function_is_leaf earlier.
30082 2009-01-06 Jakub Jelinek <jakub@redhat.com>
30084 PR rtl-optimization/38722
30085 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
30086 too early, only set a flag and modify after last possible
30089 2009-01-06 Janis Johnson <janis187@us.ibm.com>
30092 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
30093 * real.c (decimal_single_format): Correct values of emin and emax.
30094 (decimal_double_format): Ditto.
30095 (decimal_quad_format): Ditto.
30096 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
30097 computation of DECnn_MIN and DECnn_MAX for corrected values of
30098 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
30099 __DECnn_MIN__, and adjust its computation for the corrected value
30102 2009-01-06 Jan Hubicka <jh@suse.cz>
30105 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
30107 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
30109 * doc/contrib.texi (Contributors): Slightly adjust the end note.
30110 Add Robert Clark to the list of testers.
30112 2009-01-06 Jan Hubicka <jh@suse.cz>
30113 Kai Tietz <kai.tietz@onevision.com>
30115 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
30116 * config/i386/i386.c (ix86_expand_call): Add clobbers.
30118 2009-01-06 Jan Hubicka <jh@suse.cz>
30119 Kai Tietz <kai.tietz@onevision.com>
30121 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
30123 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
30124 (ix86_nsaved_regs): Count only general purpose regs.
30125 (ix86_nsaved_sseregs): New.
30126 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
30127 to 16 for w64; compute padding and size of sse reg save area.
30128 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
30129 general purpose regs.
30130 (ix86_emit_save_sse_regs_using_mov): New.
30131 (ix86_expand_prologue): Save SSE regs if needed.
30132 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
30133 (ix86_emit_restore_sse_regs_using_mov): New.
30134 (ix86_expand_epilogue): Save SSE regs if needed.
30136 2009-01-06 Jan Hubicka <jh@suse.cz>
30137 Kai Tietz <kai.tietz@onevision.com>
30139 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
30140 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
30141 functions when accumulate outgoing args is off.
30143 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30146 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
30147 before using pseudos_have_intersected_live_ranges_p.
30149 * ira-int.h (ira_assert): Always define.
30151 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30153 AVX Programming Reference (December, 2008)
30154 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
30155 (_mm256_permute2_pd): Likewise.
30156 (_mm_permute2_ps): Likewise.
30157 (_mm256_permute2_ps): Likewise.
30158 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
30159 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
30161 * config/i386/i386.c (ix86_builtins): Remove
30162 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
30163 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
30164 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
30165 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
30166 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
30167 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
30168 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
30169 __builtin_ia32_vpermil2ps256.
30170 (ix86_init_mmx_sse_builtins): Updated.
30171 (ix86_expand_args_builtin): Likewise.
30173 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30175 * pa.c (output_call): Relocate non-jump insns in the delay slot of
30176 long absolute calls when generating PA 2.0 code.
30178 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
30180 PR rtl-optimization/38583
30181 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
30183 * params.def (ira-max-conflict-table-size): New.
30185 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
30187 * ira.h (ira_conflicts_p): New external definition.
30189 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
30190 table. Report this. Return result of building.
30191 (ira_build_conflicts): Use ira_conflicts_p. Check result of
30192 building conflict table.
30194 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
30195 (ira_color): Use ira_conflicts_p.
30197 * global.c: Include ira.h.
30198 (pseudo_for_reload_consideration_p, build_insn_chain): Use
30201 * Makefile.in (global.o): Add ira.h.
30203 * ira-build.c (mark_all_loops_for_removal,
30204 propagate_some_info_from_allocno): New.
30205 (remove_unnecessary_allocnos): Call
30206 propagate_some_info_from_allocno.
30207 (remove_low_level_allocnos): New.
30208 (remove_unnecessary_regions): Add parameter. Call
30209 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
30210 parameter to remove_unnecessary_regions.
30211 (ira_build): Remove all regions but root if the conflict table was
30212 not built. Update conflict hard regs for allocnos crossing calls.
30214 * ira.c (ira_conflicts_p): New global.
30215 (ira): Define and use ira_conflicts_p.
30217 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30218 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
30219 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
30221 2009-01-06 Ben Elliston <bje@au.ibm.com>
30223 * gengtype-lex.l (YY_NO_INPUT): Define.
30225 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
30228 * c-common.c (handle_vector_size_attribute): Also reject
30229 BOOLEAN_TYPE types.
30231 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
30233 PR tree-optimization/38492
30234 * graphite.c (rename_map_elt, debug_rename_elt,
30235 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
30236 rename_map_elt_info, eq_rename_map_elts,
30237 get_new_name_from_old_name, bb_in_sese_p): Moved around.
30238 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
30239 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
30240 (sese_build_livein_liveouts): New.
30241 (new_sese, free_sese): New.
30242 (new_scop): Call new_sese.
30243 (free_scop): Call free_sese.
30244 (rename_variables_from_edge, rename_phis_end_scop): Removed.
30245 (register_old_new_names): Renamed register_old_and_new_names.
30246 (register_scop_liveout_renames, add_loop_exit_phis,
30247 insert_loop_close_phis, struct igp,
30248 default_liveout_before_guard, add_guard_exit_phis,
30249 insert_guard_phis, copy_renames): New.
30250 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
30251 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
30252 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
30253 (scop_adjust_phis_for_liveouts): New.
30254 (gloog): Call scop_adjust_phis_for_liveouts.
30256 * graphite.h (struct sese): Documented. Added fields liveout,
30257 num_ver and livein.
30258 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
30259 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
30260 (struct scop): Added field liveout_renames.
30261 (SCOP_LIVEOUT_RENAMES): New.
30263 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
30265 PR tree-optimization/38510
30266 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
30267 (translate_clast): Call recompute_all_dominators before
30269 (gloog): Call recompute_all_dominators before graphite_verify.
30271 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
30272 Jan Sjodin <jan.sjodin@amd.com>
30274 PR tree-optimization/38500
30275 * graphite.c (create_sese_edges): Call fix_loop_structure after
30278 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
30280 * config.gcc: Add m32r*-*-rtems*.
30281 * config/m32r/rtems.h: New file.
30283 2009-01-05 Ben Elliston <bje@au.ibm.com>
30285 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
30286 (.po.pox): Likewise.
30287 (po/gcc.pot): Likewise.
30289 2009-01-04 David S. Miller <davem@davemloft.net>
30291 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
30292 (STARTING_FRAME_OFFSET): Always set to zero.
30294 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
30296 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
30297 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
30298 fixed-point types, and vectors of the same.
30300 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
30302 * config/mips/sync.md (*mb_barrier): Rename to...
30303 (*memory_barrier): ...this.
30305 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
30307 * doc/extend.texi (Function Attributes): Move @cindex after @item
30308 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
30309 and put in alphabetical order. Fix 'target' name and put in order.
30310 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
30313 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
30315 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
30316 (memory_barrier): Expand as unspec instead of unspec_volatile.
30317 Remove mem:BLK from insn operands. Use Pmode scratch register.
30318 (*memory_barrier): Define as unspec instead of unspec_volatile.
30319 Use (match_dup 0) as input operand.
30321 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
30322 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
30323 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
30324 scratch register. Remove operand 1.
30325 (*stbar): Define as unspec instead of unspec_volatile.
30326 Use (match_dup 0) as input operand, remove (const_int 8).
30327 (*membar): Define as unspec instead of unspec_volatile.
30328 Use (match_dup 0) as input operand, remove input operand 2.
30330 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
30331 (memory_barrier): Expand as unspec instead of unspec_volatile.
30332 Remove mem:BLK from insn operands. Use Pmode scratch register.
30333 (*memory_barrier): Define as unspec instead of unspec_volatile.
30334 Use (match_dup 0) as input operand.
30336 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
30337 Remove mem:BLK from insn operands. Use Pmode scratch register.
30338 Set volatile flag on operand 0.
30339 (*memory_barrier): New insn pattern.
30341 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
30343 (*memory_barrier): Use (match_dup 0) as input operand.
30345 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
30346 Remove mem:BLK from insn operands. Use Pmode scratch register.
30347 Set volatile flag on operand 0.
30348 (*mb_internal): New insn pattern.
30350 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
30352 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
30354 PR middle-end/38586
30355 * function.c (struct temp_slot): Move to the section of the file
30356 that deals with temp slots. Remove field 'address'.
30357 (temp_slot_address_table): New hash table of address -> temp slot.
30358 (struct temp_slot_address_entry): New struct, items for the table.
30359 (temp_slot_address_compute_hash, temp_slot_address_hash,
30360 temp_slot_address_eq, insert_temp_slot_address): Support functions
30362 (find_temp_slot_from_address): Rewrite to use the new hash table.
30363 (remove_unused_temp_slot_addresses): Remove addresses of temp
30364 slots that have been made available.
30365 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
30366 worker function for remove_unused_temp_slot_addresses.
30367 (assign_stack_temp_for_type): Don't clear the temp slot address list.
30368 Add the temp slot address to the address -> temp slot map.
30369 (update_temp_slot_address): Update via insert_temp_slot_address.
30370 (free_temp_slots): Call remove_unused_temp_slot_addresses.
30371 (pop_temp_slots): Likewise.
30372 (init_temp_slots): Allocate the address -> temp slot map, or empty
30373 the map if it is already allocated.
30374 (prepare_function_start): Initialize temp slot processing.
30376 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
30378 PR middle-end/38584
30379 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
30380 Calculate the size of all stack vars assuming no packing of stack
30381 vars will happen, replacing a quadratic algorithm with a linear one.
30383 2009-01-03 Jakub Jelinek <jakub@redhat.com>
30386 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
30389 2009-01-03 Diego Novillo <dnovillo@google.com>
30391 * doc/contrib.texi: Update contributions.
30393 2009-01-03 Jakub Jelinek <jakub@redhat.com>
30396 * builtins.c (fold_builtin_memory_op): Give up if either operand
30397 is volatile. Set srctype or desttype to non-qualified version
30401 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
30402 and FUNCTION_DECLs.
30404 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
30406 PR rtl-optimization/35805
30407 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
30408 problem if fast dce is able to remove any instructions.
30409 * dce.c (dce_process_block): Fix dump message.
30411 2009-01-02 Mark Mitchell <mark@codesourcery.com>
30414 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
30416 2009-01-02 Jakub Jelinek <jakub@redhat.com>
30418 PR middle-end/38690
30419 * tree-flow.h (op_code_prio, op_prio): New prototypes.
30420 * tree-pretty-print.c (op_code_prio): New function.
30421 (op_prio): No longer static. Use op_code_prio.
30422 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
30423 Use op_prio and op_code_prio to determine if () should be
30424 printed around operand(s) or not.
30426 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
30427 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
30428 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
30429 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
30430 pp_character instead of pp_string for single letter printing.
30432 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
30434 * doc/extend.texi: Fix '#pragma GCC option' typo.
30436 2009-01-02 Richard Guenther <rguenther@suse.de>
30438 * doc/install.texi (--enable-checking): Mention different
30439 default for stage1.
30440 (--enable-stage1-checking): Document.
30442 2009-01-01 Andrew Pinski <pinskia@gmail.com>
30444 PR middle-end/30142
30445 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
30446 case to be an error.
30448 2009-01-02 Ben Elliston <bje@au.ibm.com>
30450 * config/fp-bit.h (pack_d): Constify argument.
30451 * config/fp-bit.c (makenan): Constify return type. Remove casts.
30452 (isnan): Constify argument.
30454 (iszero): Likewise.
30455 (pack_d): Likewise.
30456 (_fpadd_parts): Constify return type.
30457 (_fpmul_parts): Likewise.
30458 (_fpdiv_parts): Likewise.
30460 2009-01-01 Jakub Jelinek <jakub@redhat.com>
30463 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
30464 warn about overwriting initializer with side-effects or
30465 -Woverride-init if !IMPLICIT.
30466 (output_init_element): Likewise. Pass IMPLICIT down to
30468 (process_init_element): Add IMPLICIT argument. Pass it down
30469 to output_init_element.
30470 (push_init_element, pop_init_level, set_designator): Adjust
30471 process_init_element callers.
30472 (set_nonincremental_init, set_nonincremental_init_from_string):
30473 Adjust add_pending_init callers.
30474 (output_pending_init_elements): Adjust output_init_element callers.
30475 * c-tree.h (process_init_element): Adjust prototype.
30476 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
30477 process_init_element callers.
30480 Copyright (C) 2009 Free Software Foundation, Inc.
30482 Copying and distribution of this file, with or without modification,
30483 are permitted in any medium without royalty provided the copyright
30484 notice and this notice are preserved.